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Posted to commits@hbase.apache.org by gi...@apache.org on 2018/12/05 14:52:55 UTC
[01/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Repository: hbase-site
Updated Branches:
refs/heads/asf-site e46798831 -> 275553168
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.WorkItemRegion.html
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diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.WorkItemRegion.html b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.WorkItemRegion.html
index a957d31..62f81b6 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.WorkItemRegion.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.WorkItemRegion.html
@@ -142,5192 +142,5186 @@
<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.149"></a>
-<span class="sourceLineNo">150</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.150"></a>
-<span class="sourceLineNo">151</span>import org.apache.zookeeper.KeeperException;<a name="line.151"></a>
-<span class="sourceLineNo">152</span>import org.slf4j.Logger;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>import org.slf4j.LoggerFactory;<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * <p><a name="line.172"></a>
-<span class="sourceLineNo">173</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * accordance.<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * <p><a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * one region of a table. This means there are no individual degenerate<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * <p><a name="line.181"></a>
-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * </ol><a name="line.186"></a>
-<span class="sourceLineNo">187</span> * <p><a name="line.187"></a>
-<span class="sourceLineNo">188</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * a new region is created and all data is merged into the new region.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> * <p><a name="line.194"></a>
-<span class="sourceLineNo">195</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * an offline fashion.<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * <p><a name="line.199"></a>
-<span class="sourceLineNo">200</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.200"></a>
-<span class="sourceLineNo">201</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.201"></a>
-<span class="sourceLineNo">202</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.202"></a>
-<span class="sourceLineNo">203</span> * with proper state in the master.<a name="line.203"></a>
-<span class="sourceLineNo">204</span> * <p><a name="line.204"></a>
-<span class="sourceLineNo">205</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.205"></a>
-<span class="sourceLineNo">206</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * first be called successfully. Much of the region consistency information<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
-<span class="sourceLineNo">210</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.210"></a>
-<span class="sourceLineNo">211</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.211"></a>
-<span class="sourceLineNo">212</span> * {@link #printUsageAndExit()} for more details.<a name="line.212"></a>
-<span class="sourceLineNo">213</span> */<a name="line.213"></a>
-<span class="sourceLineNo">214</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.214"></a>
-<span class="sourceLineNo">215</span>@InterfaceStability.Evolving<a name="line.215"></a>
-<span class="sourceLineNo">216</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.216"></a>
-<span class="sourceLineNo">217</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.217"></a>
-<span class="sourceLineNo">218</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.218"></a>
-<span class="sourceLineNo">219</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.219"></a>
-<span class="sourceLineNo">220</span> private static boolean rsSupportsOffline = true;<a name="line.220"></a>
-<span class="sourceLineNo">221</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.221"></a>
-<span class="sourceLineNo">222</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.222"></a>
-<span class="sourceLineNo">223</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.223"></a>
-<span class="sourceLineNo">224</span> /**<a name="line.224"></a>
-<span class="sourceLineNo">225</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.225"></a>
-<span class="sourceLineNo">226</span> * It puts in place a lock when it goes to write/make changes.<a name="line.226"></a>
-<span class="sourceLineNo">227</span> */<a name="line.227"></a>
-<span class="sourceLineNo">228</span> @VisibleForTesting<a name="line.228"></a>
-<span class="sourceLineNo">229</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.229"></a>
-<span class="sourceLineNo">230</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.230"></a>
-<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.231"></a>
-<span class="sourceLineNo">232</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.232"></a>
-<span class="sourceLineNo">233</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.233"></a>
-<span class="sourceLineNo">234</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.234"></a>
-<span class="sourceLineNo">235</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.235"></a>
-<span class="sourceLineNo">236</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.236"></a>
-<span class="sourceLineNo">237</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.237"></a>
-<span class="sourceLineNo">238</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.238"></a>
-<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.239"></a>
-<span class="sourceLineNo">240</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.240"></a>
-<span class="sourceLineNo">241</span><a name="line.241"></a>
-<span class="sourceLineNo">242</span> /**********************<a name="line.242"></a>
-<span class="sourceLineNo">243</span> * Internal resources<a name="line.243"></a>
-<span class="sourceLineNo">244</span> **********************/<a name="line.244"></a>
-<span class="sourceLineNo">245</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.245"></a>
-<span class="sourceLineNo">246</span> private ClusterMetrics status;<a name="line.246"></a>
-<span class="sourceLineNo">247</span> private ClusterConnection connection;<a name="line.247"></a>
-<span class="sourceLineNo">248</span> private Admin admin;<a name="line.248"></a>
-<span class="sourceLineNo">249</span> private Table meta;<a name="line.249"></a>
-<span class="sourceLineNo">250</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.250"></a>
-<span class="sourceLineNo">251</span> protected ExecutorService executor;<a name="line.251"></a>
-<span class="sourceLineNo">252</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.252"></a>
-<span class="sourceLineNo">253</span> private HFileCorruptionChecker hfcc;<a name="line.253"></a>
-<span class="sourceLineNo">254</span> private int retcode = 0;<a name="line.254"></a>
-<span class="sourceLineNo">255</span> private Path HBCK_LOCK_PATH;<a name="line.255"></a>
-<span class="sourceLineNo">256</span> private FSDataOutputStream hbckOutFd;<a name="line.256"></a>
-<span class="sourceLineNo">257</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.257"></a>
-<span class="sourceLineNo">258</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.258"></a>
-<span class="sourceLineNo">259</span> // successful<a name="line.259"></a>
-<span class="sourceLineNo">260</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.260"></a>
-<span class="sourceLineNo">261</span><a name="line.261"></a>
-<span class="sourceLineNo">262</span> // Unsupported options in HBase 2.0+<a name="line.262"></a>
-<span class="sourceLineNo">263</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.263"></a>
-<span class="sourceLineNo">264</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.264"></a>
-<span class="sourceLineNo">265</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.265"></a>
-<span class="sourceLineNo">266</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.266"></a>
-<span class="sourceLineNo">267</span><a name="line.267"></a>
-<span class="sourceLineNo">268</span> /***********<a name="line.268"></a>
-<span class="sourceLineNo">269</span> * Options<a name="line.269"></a>
-<span class="sourceLineNo">270</span> ***********/<a name="line.270"></a>
-<span class="sourceLineNo">271</span> private static boolean details = false; // do we display the full report<a name="line.271"></a>
-<span class="sourceLineNo">272</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.272"></a>
-<span class="sourceLineNo">273</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.273"></a>
-<span class="sourceLineNo">274</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.274"></a>
-<span class="sourceLineNo">275</span> private boolean fixMeta = false; // fix meta errors?<a name="line.275"></a>
-<span class="sourceLineNo">276</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.276"></a>
-<span class="sourceLineNo">277</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.277"></a>
-<span class="sourceLineNo">278</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.278"></a>
-<span class="sourceLineNo">279</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.279"></a>
-<span class="sourceLineNo">280</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.280"></a>
-<span class="sourceLineNo">281</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.281"></a>
-<span class="sourceLineNo">282</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.282"></a>
-<span class="sourceLineNo">283</span> private boolean removeParents = false; // remove split parents<a name="line.283"></a>
-<span class="sourceLineNo">284</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.284"></a>
-<span class="sourceLineNo">285</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.285"></a>
-<span class="sourceLineNo">286</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.286"></a>
-<span class="sourceLineNo">287</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.287"></a>
-<span class="sourceLineNo">288</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.288"></a>
-<span class="sourceLineNo">289</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.289"></a>
-<span class="sourceLineNo">290</span><a name="line.290"></a>
-<span class="sourceLineNo">291</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.291"></a>
-<span class="sourceLineNo">292</span> // hbase:meta are always checked<a name="line.292"></a>
-<span class="sourceLineNo">293</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.293"></a>
-<span class="sourceLineNo">294</span> private TableName cleanReplicationBarrierTable;<a name="line.294"></a>
-<span class="sourceLineNo">295</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.295"></a>
-<span class="sourceLineNo">296</span> // maximum number of overlapping regions to sideline<a name="line.296"></a>
-<span class="sourceLineNo">297</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.297"></a>
-<span class="sourceLineNo">298</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.298"></a>
-<span class="sourceLineNo">299</span> private Path sidelineDir = null;<a name="line.299"></a>
-<span class="sourceLineNo">300</span><a name="line.300"></a>
-<span class="sourceLineNo">301</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.301"></a>
-<span class="sourceLineNo">302</span> private static boolean summary = false; // if we want to print less output<a name="line.302"></a>
-<span class="sourceLineNo">303</span> private boolean checkMetaOnly = false;<a name="line.303"></a>
-<span class="sourceLineNo">304</span> private boolean checkRegionBoundaries = false;<a name="line.304"></a>
-<span class="sourceLineNo">305</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.305"></a>
-<span class="sourceLineNo">306</span><a name="line.306"></a>
-<span class="sourceLineNo">307</span> /*********<a name="line.307"></a>
-<span class="sourceLineNo">308</span> * State<a name="line.308"></a>
-<span class="sourceLineNo">309</span> *********/<a name="line.309"></a>
-<span class="sourceLineNo">310</span> final private ErrorReporter errors;<a name="line.310"></a>
-<span class="sourceLineNo">311</span> int fixes = 0;<a name="line.311"></a>
-<span class="sourceLineNo">312</span><a name="line.312"></a>
-<span class="sourceLineNo">313</span> /**<a name="line.313"></a>
-<span class="sourceLineNo">314</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.314"></a>
-<span class="sourceLineNo">315</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.315"></a>
-<span class="sourceLineNo">316</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.316"></a>
-<span class="sourceLineNo">317</span> */<a name="line.317"></a>
-<span class="sourceLineNo">318</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.318"></a>
-<span class="sourceLineNo">319</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.319"></a>
-<span class="sourceLineNo">320</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.320"></a>
-<span class="sourceLineNo">321</span><a name="line.321"></a>
-<span class="sourceLineNo">322</span> /**<a name="line.322"></a>
-<span class="sourceLineNo">323</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.323"></a>
-<span class="sourceLineNo">324</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.324"></a>
-<span class="sourceLineNo">325</span> * to prevent dupes.<a name="line.325"></a>
-<span class="sourceLineNo">326</span> *<a name="line.326"></a>
-<span class="sourceLineNo">327</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.327"></a>
-<span class="sourceLineNo">328</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.328"></a>
-<span class="sourceLineNo">329</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.329"></a>
-<span class="sourceLineNo">330</span> * the meta table<a name="line.330"></a>
-<span class="sourceLineNo">331</span> */<a name="line.331"></a>
-<span class="sourceLineNo">332</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.332"></a>
-<span class="sourceLineNo">333</span><a name="line.333"></a>
-<span class="sourceLineNo">334</span> /**<a name="line.334"></a>
-<span class="sourceLineNo">335</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.335"></a>
-<span class="sourceLineNo">336</span> */<a name="line.336"></a>
-<span class="sourceLineNo">337</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.337"></a>
-<span class="sourceLineNo">338</span><a name="line.338"></a>
-<span class="sourceLineNo">339</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.339"></a>
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-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
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+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.334"></a>
+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.339"></a>
+<span class="sourceLineNo">340</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.340"></a>
+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
+<span class="sourceLineNo">343</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.343"></a>
+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> private boolean hbckZodeCreated = false;<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Constructor<a name="line.350"></a>
+<span class="sourceLineNo">351</span> *<a name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param conf Configuration object<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @throws MasterNotRunningException if the master is not running<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.354"></a>
+<span class="sourceLineNo">355</span> */<a name="line.355"></a>
+<span class="sourceLineNo">356</span> public HBaseFsck(Configuration conf) throws IOException, ClassNotFoundException {<a name="line.356"></a>
+<span class="sourceLineNo">357</span> this(conf, createThreadPool(conf));<a name="line.357"></a>
+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
+<span class="sourceLineNo">359</span><a name="line.359"></a>
+<span class="sourceLineNo">360</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.360"></a>
+<span class="sourceLineNo">361</span> int numThreads = conf.getInt("hbasefsck.numthreads", MAX_NUM_THREADS);<a name="line.361"></a>
+<span class="sourceLineNo">362</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Constructor<a name="line.366"></a>
+<span class="sourceLineNo">367</span> *<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * @param conf<a name="line.368"></a>
+<span class="sourceLineNo">369</span> * Configuration object<a name="line.369"></a>
+<span class="sourceLineNo">370</span> * @throws MasterNotRunningException<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
+<span class="sourceLineNo">375</span> public HBaseFsck(Configuration conf, ExecutorService exec) throws MasterNotRunningException,<a name="line.375"></a>
+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
+<span class="sourceLineNo">380</span> lockFileRetryCounterFactory = createLockRetryCounterFactory(getConf());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> createZNodeRetryCounterFactory = createZnodeRetryCounterFactory(getConf());<a name="line.381"></a>
+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> /**<a name="line.385"></a>
+<span class="sourceLineNo">386</span> * @return A retry counter factory configured for retrying lock file creation.<a name="line.386"></a>
+<span class="sourceLineNo">387</span> */<a name="line.387"></a>
+<span class="sourceLineNo">388</span> public static RetryCounterFactory createLockRetryCounterFactory(Configuration conf) {<a name="line.388"></a>
+<span class="sourceLineNo">389</span> return new RetryCounterFactory(<a name="line.389"></a>
+<span class="sourceLineNo">390</span> conf.getInt("hbase.hbck.lockfile.attempts", DEFAULT_MAX_LOCK_FILE_ATTEMPTS),<a name="line.390"></a>
+<span class="sourceLineNo">391</span> conf.getInt("hbase.hbck.lockfile.attempt.sleep.interval",<a name="line.391"></a>
+<span class="sourceLineNo">392</span> DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL),<a name="line.392"></a>
+<span class="sourceLineNo">393</span> conf.getInt("hbase.hbck.lockfile.attempt.maxsleeptime",<a name="line.393"></a>
+<span class="sourceLineNo">394</span> DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME));<a name="line.394"></a>
+<span class="sourceLineNo">395</span> }<a name="line.395"></a>
+<span class="sourceLineNo">396</span><a name="line.396"></a>
+<span class="sourceLineNo">397</span> /**<a name="line.397"></a>
+<span class="sourceLineNo">398</span> * @return A retry counter factory configured for retrying znode creation.<a name="line.398"></a>
+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
+<span class="sourceLineNo">400</span> private static RetryCounterFactory createZnodeRetryCounterFactory(Configuration conf) {<a name="line.400"></a>
+<span class="sourceLineNo">401</span> return new RetryCounterFactory(<a name="line.401"></a>
+<span class="sourceLineNo">402</span> conf.getInt("hbase.hbck.createznode.attempts", DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS),<a name="line.402"></a>
+<span class="sourceLineNo">403</span> conf.getInt("hbase.hbck.createznode.attempt.sleep.interval",<a name="line.403"></a>
+<span class="sourceLineNo">404</span> DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL),<a name="line.404"></a>
+<span class="sourceLineNo">405</span> conf.getInt("hbase.hbck.createznode.attempt.maxsleeptime",<a name="line.405"></a>
+<span class="sourceLineNo">406</span> DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME));<a name="line.406"></a>
+<span class="sourceLineNo">407</span> }<a name="line.407"></a>
+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
+<span class="sourceLineNo">410</span> * @return Return the tmp dir this tool writes too.<a name="line.410"></a>
+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
+<span class="sourceLineNo">413</span> public static Path getTmpDir(Configuration conf) throws IOException {<a name="line.413"></a>
+<span class="sourceLineNo">414</span> return new Path(FSUtils.getRootDir(conf), HConstants.HBASE_TEMP_DIRECTORY);<a name="line.414"></a>
+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> private static class FileLockCallable implements Callable<FSDataOutputStream> {<a name="line.417"></a>
+<span class="sourceLineNo">418</span> RetryCounter retryCounter;<a name="line.418"></a>
+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
+<span class="sourceLineNo">420</span> private Path hbckLockPath = null;<a name="line.420"></a>
+<span class="sourceLineNo">421</span><a name="line.421"></a>
+<span class="sourceLineNo">422</span> public FileLockCallable(Configuration conf, RetryCounter retryCounter) {<a name="line.422"></a>
+<span class="sourceLineNo">423</span> this.retryCounter = retryCounter;<a name="line.423"></a>
+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span> /**<a name="line.427"></a>
+<span class="sourceLineNo">428</span> * @return Will be <code>null</code> unless you call {@link #call()}<a name="line.428"></a>
+<span class="sourceLineNo">429</span> */<a name="line.429"></a>
+<span class="sourceLineNo">430</span> Path getHbckLockPath() {<a name="line.430"></a>
+<span class="sourceLineNo">431</span> return this.hbckLockPath;<a name="line.431"></a>
+<span class="sourceLineNo">432</span> }<a name="line.432"></a>
+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span> @Override<a name="line.434"></a>
+<span class="sourceLineNo">435</span> public FSDataOutputStream call() throws IOException {<a name="line.435"></a>
+<span class="sourceLineNo">436</span> try {<a name="line.436"></a>
+<span class="sourceLineNo">437</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.437"></a>
+<span class="sourceLineNo">438</span> FsPermission defaultPerms = FSUtils.getFilePermissions(fs, this.conf,<a name="line.438"></a>
+<span class="sourceLineNo">439</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.439"></a>
+<span class="sourceLineNo">440</span> Path tmpDir = getTmpDir(conf);<a name="line.440"></a>
+<span class="sourceLineNo">441</span> this.hbckLockPath = new Path(tmpDir, HBCK_LOCK_FILE);<a name="line.441"></a>
+<span class="sourceLineNo">442</span> fs.mkdirs(tmpDir);<a name="line.442"></a>
+<span class="sourceLineNo">443</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.443"></a>
+<span class="sourceLineNo">444</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.444"></a>
+<span class="sourceLineNo">445</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.445"></a>
+<span class="sourceLineNo">446</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.446"></a>
+<span class="sourceLineNo">447</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.447"></a>
+<span class="sourceLineNo">448</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.448"></a>
+<span class="sourceLineNo">449</span> out.flush();<a name="line.449"></a>
+<span class="sourceLineNo">450</span> return out;<a name="line.450"></a>
+<span class="sourceLineNo">451</span> } catch(RemoteException e) {<a name="line.451"></a>
+<span class="sourceLineNo">452</span> if(AlreadyBeingCreatedException.class.getName().equals(e.getClassName())){<a name="line.452"></a>
+<span class="sourceLineNo">453</span> return null;<a name="line.453"></a>
+<span class="sourceLineNo">454</span> } else {<a name="line.454"></a>
+<span class="sourceLineNo">455</span> throw e;<a name="line.455"></a>
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+<span class="sourceLineNo">457</span> }<a name="line.457"></a>
+<span class="sourceLineNo">458</span> }<a name="line.458"></a>
+<span class="sourceLineNo">459</span><a name="line.459"></a>
+<span class="sourceLineNo">460</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.460"></a>
+<span class="sourceLineNo">461</span> final Path hbckLockFilePath, final FsPermission defaultPerms)<a name="line.461"></a>
+<span class="sourceLineNo">462</span> throws IOException {<a name="line.462"></a>
+<span class="sourceLineNo">463</span> IOException exception = null;<a name="line.463"></a>
+<span class="sourceLineNo">464</span> do {<a name="line.464"></a>
+<span class="sourceLineNo">465</span> try {<a name="line.465"></a>
+<span class="sourceLineNo">466</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.466"></a>
+<span class="sourceLineNo">467</span> } catch (IOException ioe) {<a name="line.467"></a>
+<span class="sourceLineNo">468</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.468"></a>
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+<span class="sourceLineNo">470</span> + retryCounter.getMaxAttempts());<a name="line.470"></a>
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+<span class="sourceLineNo">472</span> ioe);<a name="line.472"></a>
+<span class="sourceLineNo">473</span> try {<a name="line.473"></a>
+<span class="sourceLineNo">474</span> exception = ioe;<a name="line.474"></a>
+<span class="sourceLineNo">475</span> retryCounter.sleepUntilNextRetry();<a name="line.475"></a>
+<span class="sourceLineNo">476</span> } catch (InterruptedException ie) {<a name="line.476"></a>
+<span class="sourceLineNo">477</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.477"></a>
+<span class="sourceLineNo">478</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.478"></a>
+<span class="sourceLineNo">479</span> .initCause(ie);<a name="line.479"></a>
+<span class="sourceLineNo">480</span> }<a name="line.480"></a>
+<span class="sourceLineNo">481</span> }<a name="line.481"></a>
+<span class="sourceLineNo">482</span> } while (retryCounter.shouldRetry());<a name="line.482"></a>
+<span class="sourceLineNo">483</span><a name="line.483"></a>
+<span class="sourceLineNo">484</span> throw exception;<a name="line.484"></a>
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+<span class="sourceLineNo">486</span> }<a name="line.486"></a>
+<span class="sourceLineNo">487</span><a name="line.487"></a>
+<span class="sourceLineNo">488</span> /**<a name="line.488"></a>
+<span class="sourceLineNo">489</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.489"></a>
+<span class="sourceLineNo">490</span> *<a name="line.490"></a>
+<span class="sourceLineNo">491</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.491"></a>
+<span class="sourceLineNo">492</span> * @throws IOException if IO failure occurs<a name="line.492"></a>
+<span class="sourceLineNo">493</span> */<a name="line.493"></a>
+<span class="sourceLineNo">494</span> public static Pair<Path, FSDataOutputStream> checkAndMarkRunningHbck(Configuration conf,<a name="line.494"></a>
+<span class="sourceLineNo">495</span> RetryCounter retryCounter) throws IOException {<a name="line.495"></a>
+<span class="sourceLineNo">496</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.496"></a>
+<span class="sourceLineNo">497</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.497"></a>
+<span class="sourceLineNo">498</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.498"></a>
+<span class="sourceLineNo">499</span> executor.execute(futureTask);<a name="line.499"></a>
+<span class="sourceLineNo">500</span> final int timeoutInSeconds = conf.getInt(<a name="line.500"></a>
+<span class="sourceLineNo">501</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.501"></a>
+<span class="sourceLineNo">502</span> FSDataOutputStream stream = null;<a name="line.502"></a>
+<span class="sourceLineNo">503</span> try {<a name="line.503"></a>
+<span class="sourceLineNo">504</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.504"></a>
+<span class="sourceLineNo">505</span> } catch (ExecutionException ee) {<a name="line.505"></a>
+<span class="sourceLineNo">506</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.506"></a>
+<span class="sourceLineNo">507</span> } catch (InterruptedException ie) {<a name="line.507"></a>
+<span class="sourceLineNo">508</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.508"></a>
+<span class="sourceLineNo">509</span> Thread.currentThread().interrupt();<a name="line.509"></a>
+<span class="sourceLineNo">510</span> } catch (TimeoutException exception) {<a name="line.510"></a>
+<span class="sourceLineNo">511</span> // took too long to obtain lock<a name="line.511"></a>
+<span class="sourceLineNo">512</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.512"></a>
+<span class="sourceLineNo">513</span> futureTask.cancel(true);<a name="line.513"></a>
+<span class="sourceLineNo">514</span> } finally {<a name="line.514"></a>
+<span class="sourceLineNo">515</span> executor.shutdownNow();<a name="line.515"></a>
+<span class="sourceLineNo">516</span> }<a name="line.516"></a>
+<span class="sourceLineNo">517</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.517"></a>
+<span class="sourceLineNo">518</span> }<a name="line.518"></a>
+<span class="sourceLineNo">519</span><a name="line.519"></a>
+<span class="sourceLineNo">520</span> private void unlockHbck() {<a name="line.520"></a>
+<span class="sourceLineNo">521</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.521"></a>
+<span class="sourceLineNo">522</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.522"></a>
+<span class="sourceLineNo">523</span> do {<a name="line.523"></a>
+<span class="sourceLineNo">524</span> try {<a name="line.524"></a>
+<span class="sourceLineNo">525</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.525"></a>
+<span class="sourceLineNo">526</span> FSUtils.delete(FSUtils.getCurr
<TRUNCATED>
[09/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionBoundariesInformation.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionBoundariesInformation.html b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionBoundariesInformation.html
index a957d31..62f81b6 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionBoundariesInformation.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionBoundariesInformation.html
@@ -142,5192 +142,5186 @@
<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.149"></a>
-<span class="sourceLineNo">150</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.150"></a>
-<span class="sourceLineNo">151</span>import org.apache.zookeeper.KeeperException;<a name="line.151"></a>
-<span class="sourceLineNo">152</span>import org.slf4j.Logger;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>import org.slf4j.LoggerFactory;<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * <p><a name="line.172"></a>
-<span class="sourceLineNo">173</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * accordance.<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * <p><a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * one region of a table. This means there are no individual degenerate<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * <p><a name="line.181"></a>
-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * </ol><a name="line.186"></a>
-<span class="sourceLineNo">187</span> * <p><a name="line.187"></a>
-<span class="sourceLineNo">188</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * a new region is created and all data is merged into the new region.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> * <p><a name="line.194"></a>
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-<span class="sourceLineNo">424</span> this.retryCounter = retryCounter;<a name="line.424"></a>
-<span class="sourceLineNo">425</span> this.conf = conf;<a name="line.425"></a>
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-<span class="sourceLineNo">427</span><a name="line.427"></a>
-<span class="sourceLineNo">428</span> /**<a name="line.428"></a>
-<span class="sourceLineNo">429</span> * @return Will be <code>null</code> unless you call {@link #call()}<a name="line.429"></a>
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-<span class="sourceLineNo">438</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.438"></a>
-<span class="sourceLineNo">439</span> FsPermission defaultPerms = FSUtils.getFilePermissions(fs, this.conf,<a name="line.439"></a>
-<span class="sourceLineNo">440</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.440"></a>
-<span class="sourceLineNo">441</span> Path tmpDir = getTmpDir(conf);<a name="line.441"></a>
-<span class="sourceLineNo">442</span> this.hbckLockPath = new Path(tmpDir, HBCK_LOCK_FILE);<a name="line.442"></a>
-<span class="sourceLineNo">443</span> fs.mkdirs(tmpDir);<a name="line.443"></a>
-<span class="sourceLineNo">444</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.444"></a>
-<span class="sourceLineNo">445</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.445"></a>
-<span class="sourceLineNo">446</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.446"></a>
-<span class="sourceLineNo">447</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.447"></a>
-<span class="sourceLineNo">448</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.448"></a>
-<span class="sourceLineNo">449</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.449"></a>
-<span class="sourceLineNo">450</span> out.flush();<a name="line.450"></a>
-<span class="sourceLineNo">451</span> return out;<a name="line.451"></a>
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-<span class="sourceLineNo">454</span> return null;<a name="line.454"></a>
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-<span class="sourceLineNo">456</span> throw e;<a name="line.456"></a>
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-<span class="sourceLineNo">461</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.461"></a>
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-<span class="sourceLineNo">463</span> throws IOException {<a name="line.463"></a>
-<span class="sourceLineNo">464</span> IOException exception = null;<a name="line.464"></a>
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-<span class="sourceLineNo">466</span> try {<a name="line.466"></a>
-<span class="sourceLineNo">467</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.467"></a>
-<span class="sourceLineNo">468</span> } catch (IOException ioe) {<a name="line.468"></a>
-<span class="sourceLineNo">469</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.469"></a>
-<span class="sourceLineNo">470</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.470"></a>
-<span class="sourceLineNo">471</span> + retryCounter.getMaxAttempts());<a name="line.471"></a>
-<span class="sourceLineNo">472</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.472"></a>
-<span class="sourceLineNo">473</span> ioe);<a name="line.473"></a>
-<span class="sourceLineNo">474</span> try {<a name="line.474"></a>
-<span class="sourceLineNo">475</span> exception = ioe;<a name="line.475"></a>
-<span class="sourceLineNo">476</span> retryCounter.sleepUntilNextRetry();<a name="line.476"></a>
-<span class="sourceLineNo">477</span> } catch (InterruptedException ie) {<a name="line.477"></a>
-<span class="sourceLineNo">478</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.478"></a>
-<span class="sourceLineNo">479</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.479"></a>
-<span class="sourceLineNo">480</span> .initCause(ie);<a name="line.480"></a>
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-<span class="sourceLineNo">485</span> throw exception;<a name="line.485"></a>
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-<span class="sourceLineNo">489</span> /**<a name="line.489"></a>
-<span class="sourceLineNo">490</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.490"></a>
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-<span class="sourceLineNo">492</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.492"></a>
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-<span class="sourceLineNo">496</span> RetryCounter retryCounter) throws IOException {<a name="line.496"></a>
-<span class="sourceLineNo">497</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.497"></a>
-<span class="sourceLineNo">498</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.498"></a>
-<span class="sourceLineNo">499</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.499"></a>
-<span class="sourceLineNo">500</span> executor.execute(futureTask);<a name="line.500"></a>
-<span class="sourceLineNo">501</span> final int timeoutInSeconds = conf.getInt(<a name="line.501"></a>
-<span class="sourceLineNo">502</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.502"></a>
-<span class="sourceLineNo">503</span> FSDataOutputStream stream = null;<a name="line.503"></a>
-<span class="sourceLineNo">504</span> try {<a name="line.504"></a>
-<span class="sourceLineNo">505</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.505"></a>
-<span class="sourceLineNo">506</span> } catch (ExecutionException ee) {<a name="line.506"></a>
-<span class="sourceLineNo">507</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.507"></a>
-<span class="sourceLineNo">508</span> } catch (InterruptedException ie) {<a name="line.508"></a>
-<span class="sourceLineNo">509</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.509"></a>
-<span class="sourceLineNo">510</span> Thread.currentThread().interrupt();<a name="line.510"></a>
-<span class="sourceLineNo">511</span> } catch (TimeoutException exception) {<a name="line.511"></a>
-<span class="sourceLineNo">512</span> // took too long to obtain lock<a name="line.512"></a>
-<span class="sourceLineNo">513</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.513"></a>
-<span class="sourceLineNo">514</span> futureTask.cancel(true);<a name="line.514"></a>
-<span class="sourceLineNo">515</span> } finally {<a name="line.515"></a>
-<span class="sourceLineNo">516</span> executor.shutdownNow();<a name="line.516"></a>
-<span class="sourceLineNo">517</span> }<a name="line.517"></a>
-<span class="sourceLineNo">518</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.518"></a>
-<span class="sourceLineNo">519</span> }<a name="line.519"></a>
-<span class="sourceLineNo">520</span><a name="line.520"></a>
-<span class="sourceLineNo">521</span> private void unlockHbck() {<a name="line.521"></a>
-<span class="sourceLineNo">522</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.522"></a>
-<span class="sourceLineNo">523</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.523"></a>
-<span class="sourceLineNo">524</span> do {<a name="line.524"></a>
-<span class="sourceLineNo">525</span> try {<a name="line.525"></a>
-<span class="sourceLineNo">526</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.526"></a>
-<span class="sourceLineNo">527</span> FSUtils.delete(FSUtils.getCurrentFileSystem(getConf()), HBCK_LOCK_PATH, true);<a name="line.527"></a>
-<span class="sourceLineNo">528</span> LOG.info("Finishing hbck");<a name="line.528"></a>
-<span class="sourceLineNo">529</span> return;<a name="line.529"></a>
-<span class="sourceLineNo">530</span> } catch (IOException ioe) {<a name="line.530"></a>
-<span class="sourceLineNo">531</span> LOG.info("Failed to delete " + HBCK_LOCK_PATH + ", try="<a name="line.531"></a>
-<span class="sourceLineNo">532</span> + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.532"></a>
-<span class="sourceLineNo">533</span> + retryCounter.getMaxAttempts());<a name="line.533"></a>
-<span class="sourceLineNo">534</span> LOG.debug("Failed to delete " + HBCK_LOCK_PATH, ioe);<a name="line.534"></a>
-<span class="sourceLineNo">535</span> try {<a name="line.535"></a>
-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
-<span class="sourceLineNo">537</span> } catch (InterruptedException ie) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span> Thread.currentThread().interrupt();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
-<span class="sourceLineNo">548</span> /**<a name="line.548"></a>
-<span class="sourceLineNo">549</span> * To repair region consistency, one must call connect() in order to repair<a name="line.549"></a>
-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
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-<span class="sourceLineNo">552</span> public void connect() throws IOException {<a name="line.552"></a>
-<span class="sourceLineNo">553</span><a name="line.553"></a>
-<span class="sourceLineNo">554</span> if (isExclusive()) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.334"></a>
+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.339"></a>
+<span class="sourceLineNo">340</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.340"></a>
+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
+<span class="sourceLineNo">343</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.343"></a>
+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> private boolean hbckZodeCreated = false;<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Constructor<a name="line.350"></a>
+<span class="sourceLineNo">351</span> *<a name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param conf Configuration object<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @throws MasterNotRunningException if the master is not running<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.354"></a>
+<span class="sourceLineNo">355</span> */<a name="line.355"></a>
+<span class="sourceLineNo">356</span> public HBaseFsck(Configuration conf) throws IOException, ClassNotFoundException {<a name="line.356"></a>
+<span class="sourceLineNo">357</span> this(conf, createThreadPool(conf));<a name="line.357"></a>
+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
+<span class="sourceLineNo">359</span><a name="line.359"></a>
+<span class="sourceLineNo">360</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.360"></a>
+<span class="sourceLineNo">361</span> int numThreads = conf.getInt("hbasefsck.numthreads", MAX_NUM_THREADS);<a name="line.361"></a>
+<span class="sourceLineNo">362</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Constructor<a name="line.366"></a>
+<span class="sourceLineNo">367</span> *<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * @param conf<a name="line.368"></a>
+<span class="sourceLineNo">369</span> * Configuration object<a name="line.369"></a>
+<span class="sourceLineNo">370</span> * @throws MasterNotRunningException<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
+<span class="sourceLineNo">375</span> public HBaseFsck(Configuration conf, ExecutorService exec) throws MasterNotRunningException,<a name="line.375"></a>
+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
+<span class="sourceLineNo">380</span> lockFileRetryCounterFactory = createLockRetryCounterFactory(getConf());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> createZNodeRetryCounterFactory = createZnodeRetryCounterFactory(getConf());<a name="line.381"></a>
+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> /**<a name="line.385"></a>
+<span class="sourceLineNo">386</span> * @return A retry counter factory configured for retrying lock file creation.<a name="line.386"></a>
+<span class="sourceLineNo">387</span> */<a name="line.387"></a>
+<span class="sourceLineNo">388</span> public static RetryCounterFactory createLockRetryCounterFactory(Configuration conf) {<a name="line.388"></a>
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+<span class="sourceLineNo">390</span> conf.getInt("hbase.hbck.lockfile.attempts", DEFAULT_MAX_LOCK_FILE_ATTEMPTS),<a name="line.390"></a>
+<span class="sourceLineNo">391</span> conf.getInt("hbase.hbck.lockfile.attempt.sleep.interval",<a name="line.391"></a>
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+<span class="sourceLineNo">393</span> conf.getInt("hbase.hbck.lockfile.attempt.maxsleeptime",<a name="line.393"></a>
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+<span class="sourceLineNo">395</span> }<a name="line.395"></a>
+<span class="sourceLineNo">396</span><a name="line.396"></a>
+<span class="sourceLineNo">397</span> /**<a name="line.397"></a>
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+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
+<span class="sourceLineNo">400</span> private static RetryCounterFactory createZnodeRetryCounterFactory(Configuration conf) {<a name="line.400"></a>
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+<span class="sourceLineNo">405</span> conf.getInt("hbase.hbck.createznode.attempt.maxsleeptime",<a name="line.405"></a>
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+<span class="sourceLineNo">407</span> }<a name="line.407"></a>
+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
+<span class="sourceLineNo">410</span> * @return Return the tmp dir this tool writes too.<a name="line.410"></a>
+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
+<span class="sourceLineNo">413</span> public static Path getTmpDir(Configuration conf) throws IOException {<a name="line.413"></a>
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+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> private static class FileLockCallable implements Callable<FSDataOutputStream> {<a name="line.417"></a>
+<span class="sourceLineNo">418</span> RetryCounter retryCounter;<a name="line.418"></a>
+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
+<span class="sourceLineNo">420</span> private Path hbckLockPath = null;<a name="line.420"></a>
+<span class="sourceLineNo">421</span><a name="line.421"></a>
+<span class="sourceLineNo">422</span> public FileLockCallable(Configuration conf, RetryCounter retryCounter) {<a name="line.422"></a>
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+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span> /**<a name="line.427"></a>
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+<span class="sourceLineNo">429</span> */<a name="line.429"></a>
+<span class="sourceLineNo">430</span> Path getHbckLockPath() {<a name="line.430"></a>
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+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span> @Override<a name="line.434"></a>
+<span class="sourceLineNo">435</span> public FSDataOutputStream call() throws IOException {<a name="line.435"></a>
+<span class="sourceLineNo">436</span> try {<a name="line.436"></a>
+<span class="sourceLineNo">437</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.437"></a>
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+<span class="sourceLineNo">439</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.439"></a>
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+<span class="sourceLineNo">441</span> this.hbckLockPath = new Path(tmpDir, HBCK_LOCK_FILE);<a name="line.441"></a>
+<span class="sourceLineNo">442</span> fs.mkdirs(tmpDir);<a name="line.442"></a>
+<span class="sourceLineNo">443</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.443"></a>
+<span class="sourceLineNo">444</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.444"></a>
+<span class="sourceLineNo">445</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.445"></a>
+<span class="sourceLineNo">446</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.446"></a>
+<span class="sourceLineNo">447</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.447"></a>
+<span class="sourceLineNo">448</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.448"></a>
+<span class="sourceLineNo">449</span> out.flush();<a name="line.449"></a>
+<span class="sourceLineNo">450</span> return out;<a name="line.450"></a>
+<span class="sourceLineNo">451</span> } catch(RemoteException e) {<a name="line.451"></a>
+<span class="sourceLineNo">452</span> if(AlreadyBeingCreatedException.class.getName().equals(e.getClassName())){<a name="line.452"></a>
+<span class="sourceLineNo">453</span> return null;<a name="line.453"></a>
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+<span class="sourceLineNo">457</span> }<a name="line.457"></a>
+<span class="sourceLineNo">458</span> }<a name="line.458"></a>
+<span class="sourceLineNo">459</span><a name="line.459"></a>
+<span class="sourceLineNo">460</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.460"></a>
+<span class="sourceLineNo">461</span> final Path hbckLockFilePath, final FsPermission defaultPerms)<a name="line.461"></a>
+<span class="sourceLineNo">462</span> throws IOException {<a name="line.462"></a>
+<span class="sourceLineNo">463</span> IOException exception = null;<a name="line.463"></a>
+<span class="sourceLineNo">464</span> do {<a name="line.464"></a>
+<span class="sourceLineNo">465</span> try {<a name="line.465"></a>
+<span class="sourceLineNo">466</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.466"></a>
+<span class="sourceLineNo">467</span> } catch (IOException ioe) {<a name="line.467"></a>
+<span class="sourceLineNo">468</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.468"></a>
+<span class="sourceLineNo">469</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.469"></a>
+<span class="sourceLineNo">470</span> + retryCounter.getMaxAttempts());<a name="line.470"></a>
+<span class="sourceLineNo">471</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.471"></a>
+<span class="sourceLineNo">472</span> ioe);<a name="line.472"></a>
+<span class="sourceLineNo">473</span> try {<a name="line.473"></a>
+<span class="sourceLineNo">474</span> exception = ioe;<a name="line.474"></a>
+<span class="sourceLineNo">475</span> retryCounter.sleepUntilNextRetry();<a name="line.475"></a>
+<span class="sourceLineNo">476</span> } catch (InterruptedException ie) {<a name="line.476"></a>
+<span class="sourceLineNo">477</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.477"></a>
+<span class="sourceLineNo">478</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.478"></a>
+<span class="sourceLineNo">479</span> .initCause(ie);<a name="line.479"></a>
+<span class="sourceLineNo">480</span> }<a name="line.480"></a>
+<span class="sourceLineNo">481</span> }<a name="line.481"></a>
+<span class="sourceLineNo">482</span> } while (retryCounter.shouldRetry());<a name="line.482"></a>
+<span class="sourceLineNo">483</span><a name="line.483"></a>
+<span class="sourceLineNo">484</span> throw exception;<a name="line.484"></a>
+<span class="sourceLineNo">485</span> }<a name="line.485"></a>
+<span class="sourceLineNo">486</span> }<a name="line.486"></a>
+<span class="sourceLineNo">487</span><a name="line.487"></a>
+<span class="sourceLineNo">488</span> /**<a name="line.488"></a>
+<span class="sourceLineNo">489</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.489"></a>
+<span class="sourceLineNo">490</span> *<a name="line.490"></a>
+<span class="sourceLineNo">491</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.491"></a>
+<span class="sourceLineNo">492</span> * @throws IOException if IO failure occurs<a name="line.492"></a>
+<span class="sourceLineNo">493</span> */<a name="line.493"></a>
+<span class="sourceLineNo">494</span> public static Pair<Path, FSDataOutputStream> checkAndMarkRunningHbck(Configuration conf,<a name="line.494"></a>
+<span class="sourceLineNo">495</span> RetryCounter retryCounter) throws IOException {<a name="line.495"></a>
+<span class="sourceLineNo">496</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.496"></a>
+<span class="sourceLineNo">497</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.497"></a>
+<span class="sourceLineNo">498</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.498"></a>
+<span class="sourceLineNo">499</span> executor.execute(futureTask);<a name="line.499"></a>
+<span class="sourceLineNo">500</span> final int timeoutInSeconds = conf.getInt(<a name="line.500"></a>
+<span class="sourceLineNo">501</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.501"></a>
+<span class="sourceLineNo">502</span> FSDataOutputStream stream = null;<a name="line.502"></a>
+<span class="sourceLineNo">503</span> try {<a name="line.503"></a>
+<span class="sourceLineNo">504</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.504"></a>
+<span class="sourceLineNo">505</span> } catch (ExecutionException ee) {<a name="line.505"></a>
+<span class="sourceLineNo">506</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.506"></a>
+<span class="sourceLineNo">507</span> } catch (InterruptedException ie) {<a name="line.507"></a>
+<span class="sourceLineNo">508</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.508"></a>
+<span class="sourceLineNo">509</span> Thread.currentThread().interrupt();<a name="line.509"></a>
+<span class="sourceLineNo">510</span> } catch (TimeoutException exception) {<a name="line.510"></a>
+<span class="sourceLineNo">511</span> // took too long to obtain lock<a name="line.511"></a>
+<span class="sourceLineNo">512</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.512"></a>
+<span class="sourceLineNo">513</span> futureTask.cancel(true);<a name="line.513"></a>
+<span class="sourceLineNo">514</span> } finally {<a name="line.514"></a>
+<span class="sourceLineNo">515</span> executor.shutdownNow();<a name="line.515"></a>
+<span class="sourceLineNo">516</span> }<a name="line.516"></a>
+<span class="sourceLineNo">517</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.517"></a>
+<span class="sourceLineNo">518</span> }<a name="line.518"></a>
+<span class="sourceLineNo">519</span><a name="line.519"></a>
+<span class="sourceLineNo">520</span> private void unlockHbck() {<a name="line.520"></a>
+<span class="sourceLineNo">521</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.521"></a>
+<span class="sourceLineNo">522</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.522"></a>
+<span class="sourceLineNo">523</span> do {<a name="line.523"></a>
+<span class="sourceLineNo">524</span> try {<a name="line.524"></a>
+<span class="sourceLineNo">525</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.525"></a>
+<span class=
<TRUNCATED>
[49/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/checkstyle.rss
----------------------------------------------------------------------
diff --git a/checkstyle.rss b/checkstyle.rss
index 8560113..195a4f2 100644
--- a/checkstyle.rss
+++ b/checkstyle.rss
@@ -25,8 +25,8 @@ under the License.
<language>en-us</language>
<copyright>©2007 - 2018 The Apache Software Foundation</copyright>
<item>
- <title>File: 3816,
- Errors: 14791,
+ <title>File: 3817,
+ Errors: 14743,
Warnings: 0,
Infos: 0
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@@ -8651,7 +8651,7 @@ under the License.
0
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<td>
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+ 7
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+ 73
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- 4
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0
</td>
<td>
- 1
+ 0
</td>
</tr>
<tr>
@@ -29082,6 +29082,20 @@ under the License.
</tr>
<tr>
<td>
+ <a href="http://hbase.apache.org/checkstyle.html#org.apache.hadoop.hbase.rsgroup.TestUtility.java">org/apache/hadoop/hbase/rsgroup/TestUtility.java</a>
+ </td>
+ <td>
+ 0
+ </td>
+ <td>
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+ </td>
+ <td>
+ 0
+ </td>
+ </tr>
+ <tr>
+ <td>
<a href="http://hbase.apache.org/checkstyle.html#org.apache.hadoop.hbase.regionserver.MetricsRegionAggregateSourceImpl.java">org/apache/hadoop/hbase/regionserver/MetricsRegionAggregateSourceImpl.java</a>
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0
</td>
<td>
- 41
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+ 102
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/coc.html
----------------------------------------------------------------------
diff --git a/coc.html b/coc.html
index 5f9e984..241b964 100644
--- a/coc.html
+++ b/coc.html
@@ -7,7 +7,7 @@
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
- <meta name="Date-Revision-yyyymmdd" content="20181203" />
+ <meta name="Date-Revision-yyyymmdd" content="20181205" />
<meta http-equiv="Content-Language" content="en" />
<title>Apache HBase –
Code of Conduct Policy
@@ -385,7 +385,7 @@ email to <a class="externalLink" href="mailto:private@hbase.apache.org">the priv
<a href="https://www.apache.org/">The Apache Software Foundation</a>.
All rights reserved.
- <li id="publishDate" class="pull-right">Last Published: 2018-12-03</li>
+ <li id="publishDate" class="pull-right">Last Published: 2018-12-05</li>
</p>
</div>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/dependencies.html
----------------------------------------------------------------------
diff --git a/dependencies.html b/dependencies.html
index 5da6a60..0afcaff 100644
--- a/dependencies.html
+++ b/dependencies.html
@@ -7,7 +7,7 @@
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
- <meta name="Date-Revision-yyyymmdd" content="20181203" />
+ <meta name="Date-Revision-yyyymmdd" content="20181205" />
<meta http-equiv="Content-Language" content="en" />
<title>Apache HBase – Project Dependencies</title>
<link rel="stylesheet" href="./css/apache-maven-fluido-1.4-HBase.min.css" />
@@ -450,7 +450,7 @@
<a href="https://www.apache.org/">The Apache Software Foundation</a>.
All rights reserved.
- <li id="publishDate" class="pull-right">Last Published: 2018-12-03</li>
+ <li id="publishDate" class="pull-right">Last Published: 2018-12-05</li>
</p>
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/dependency-convergence.html
----------------------------------------------------------------------
diff --git a/dependency-convergence.html b/dependency-convergence.html
index d5278d1..ea79107 100644
--- a/dependency-convergence.html
+++ b/dependency-convergence.html
@@ -7,7 +7,7 @@
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
- <meta name="Date-Revision-yyyymmdd" content="20181203" />
+ <meta name="Date-Revision-yyyymmdd" content="20181205" />
<meta http-equiv="Content-Language" content="en" />
<title>Apache HBase – Reactor Dependency Convergence</title>
<link rel="stylesheet" href="./css/apache-maven-fluido-1.4-HBase.min.css" />
@@ -680,7 +680,7 @@
<a href="https://www.apache.org/">The Apache Software Foundation</a>.
All rights reserved.
- <li id="publishDate" class="pull-right">Last Published: 2018-12-03</li>
+ <li id="publishDate" class="pull-right">Last Published: 2018-12-05</li>
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/dependency-info.html
----------------------------------------------------------------------
diff --git a/dependency-info.html b/dependency-info.html
index c9d26d1..529e258 100644
--- a/dependency-info.html
+++ b/dependency-info.html
@@ -7,7 +7,7 @@
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
- <meta name="Date-Revision-yyyymmdd" content="20181203" />
+ <meta name="Date-Revision-yyyymmdd" content="20181205" />
<meta http-equiv="Content-Language" content="en" />
<title>Apache HBase – Dependency Information</title>
<link rel="stylesheet" href="./css/apache-maven-fluido-1.4-HBase.min.css" />
@@ -323,7 +323,7 @@
<a href="https://www.apache.org/">The Apache Software Foundation</a>.
All rights reserved.
- <li id="publishDate" class="pull-right">Last Published: 2018-12-03</li>
+ <li id="publishDate" class="pull-right">Last Published: 2018-12-05</li>
</p>
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/dependency-management.html
----------------------------------------------------------------------
diff --git a/dependency-management.html b/dependency-management.html
index ed71234..2a28e09 100644
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<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
- <meta name="Date-Revision-yyyymmdd" content="20181203" />
+ <meta name="Date-Revision-yyyymmdd" content="20181205" />
<meta http-equiv="Content-Language" content="en" />
<title>Apache HBase – Project Dependency Management</title>
<link rel="stylesheet" href="./css/apache-maven-fluido-1.4-HBase.min.css" />
@@ -1009,7 +1009,7 @@
<a href="https://www.apache.org/">The Apache Software Foundation</a>.
All rights reserved.
- <li id="publishDate" class="pull-right">Last Published: 2018-12-03</li>
+ <li id="publishDate" class="pull-right">Last Published: 2018-12-05</li>
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/constant-values.html
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diff --git a/devapidocs/constant-values.html b/devapidocs/constant-values.html
index 975521e..ead3e4b 100644
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</a><code>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td><code><a href="org/apache/hadoop/hbase/Version.html#date">date</a></code></td>
-<td class="colLast"><code>"Mon Dec 3 14:44:16 UTC 2018"</code></td>
+<td class="colLast"><code>"Wed Dec 5 14:44:22 UTC 2018"</code></td>
</tr>
<tr class="rowColor">
<td class="colFirst"><a name="org.apache.hadoop.hbase.Version.revision">
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<tr class="rowColor">
<td class="colFirst"><a name="org.apache.hadoop.hbase.Version.url">
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/index-all.html
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diff --git a/devapidocs/index-all.html b/devapidocs/index-all.html
index 3c5751e..e353c06 100644
--- a/devapidocs/index-all.html
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@@ -6596,15 +6596,15 @@
</dd>
<dt><a href="org/apache/hadoop/hbase/io/hfile/BlockType.BlockCategory.html" title="enum in org.apache.hadoop.hbase.io.hfile"><span class="typeNameLink">BlockType.BlockCategory</span></a> - Enum in <a href="org/apache/hadoop/hbase/io/hfile/package-summary.html">org.apache.hadoop.hbase.io.hfile</a></dt>
<dd> </dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#blockUntilAvailable-org.apache.hadoop.hbase.zookeeper.ZKWatcher-long-org.apache.hadoop.conf.Configuration-">blockUntilAvailable(ZKWatcher, long, Configuration)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#blockUntilAvailable-org.apache.hadoop.hbase.zookeeper.ZKWatcher-long-org.apache.hadoop.conf.Configuration-">blockUntilAvailable(ZKWatcher, long, Configuration)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
<dd>
<div class="block">Wait until the primary meta region is available.</div>
</dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#blockUntilAvailable-org.apache.hadoop.hbase.zookeeper.ZKWatcher-long-">blockUntilAvailable(ZKWatcher, long)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#blockUntilAvailable-org.apache.hadoop.hbase.zookeeper.ZKWatcher-long-">blockUntilAvailable(ZKWatcher, long)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
<dd>
<div class="block">Wait until the meta region is available and is not in transition.</div>
</dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#blockUntilAvailable-org.apache.hadoop.hbase.zookeeper.ZKWatcher-int-long-">blockUntilAvailable(ZKWatcher, int, long)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#blockUntilAvailable-org.apache.hadoop.hbase.zookeeper.ZKWatcher-int-long-">blockUntilAvailable(ZKWatcher, int, long)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
<dd>
<div class="block">Wait until the meta region is available and is not in transition.</div>
</dd>
@@ -24942,11 +24942,11 @@
<dd>
<div class="block">Deletes merge qualifiers for the specified merged region.</div>
</dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#deleteMetaLocation-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">deleteMetaLocation(ZKWatcher)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#deleteMetaLocation-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">deleteMetaLocation(ZKWatcher)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
<dd>
<div class="block">Deletes the location of <code>hbase:meta</code> in ZooKeeper.</div>
</dd>
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+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#deleteMetaLocation-org.apache.hadoop.hbase.zookeeper.ZKWatcher-int-">deleteMetaLocation(ZKWatcher, int)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/util/HBaseFsck.html#deleteMetaRegion-org.apache.hadoop.hbase.util.HBaseFsck.HbckInfo-">deleteMetaRegion(HBaseFsck.HbckInfo)</a></span> - Method in class org.apache.hadoop.hbase.util.<a href="org/apache/hadoop/hbase/util/HBaseFsck.html" title="class in org.apache.hadoop.hbase.util">HBaseFsck</a></dt>
<dd>
@@ -36318,7 +36318,7 @@
</dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/io/hfile/BlockCacheUtil.CachedBlocksByFile.html#getCachedBlockStatsByFile--">getCachedBlockStatsByFile()</a></span> - Method in class org.apache.hadoop.hbase.io.hfile.<a href="org/apache/hadoop/hbase/io/hfile/BlockCacheUtil.CachedBlocksByFile.html" title="class in org.apache.hadoop.hbase.io.hfile">BlockCacheUtil.CachedBlocksByFile</a></dt>
<dd> </dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getCachedConnection-org.apache.hadoop.hbase.client.ClusterConnection-org.apache.hadoop.hbase.ServerName-">getCachedConnection(ClusterConnection, ServerName)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/rsgroup/Utility.html#getCachedConnection-org.apache.hadoop.hbase.client.ClusterConnection-org.apache.hadoop.hbase.ServerName-">getCachedConnection(ClusterConnection, ServerName)</a></span> - Static method in class org.apache.hadoop.hbase.rsgroup.<a href="org/apache/hadoop/hbase/rsgroup/Utility.html" title="class in org.apache.hadoop.hbase.rsgroup">Utility</a></dt>
<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/io/hfile/LruBlockCache.html#getCachedFileNamesForTest--">getCachedFileNamesForTest()</a></span> - Method in class org.apache.hadoop.hbase.io.hfile.<a href="org/apache/hadoop/hbase/io/hfile/LruBlockCache.html" title="class in org.apache.hadoop.hbase.io.hfile">LruBlockCache</a></dt>
<dd>
@@ -42003,7 +42003,7 @@
<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/MetaTableAccessor.html#getListOfRegionInfos-java.util.List-">getListOfRegionInfos(List<Pair<RegionInfo, ServerName>>)</a></span> - Static method in class org.apache.hadoop.hbase.<a href="org/apache/hadoop/hbase/MetaTableAccessor.html" title="class in org.apache.hadoop.hbase">MetaTableAccessor</a></dt>
<dd> </dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getListOfRegionInfos-java.util.List-">getListOfRegionInfos(List<Pair<RegionInfo, ServerName>>)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getListOfRegionInfos-java.util.List-">getListOfRegionInfos(List<Pair<RegionInfo, ServerName>>)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/replication/ReplicationTracker.html#getListOfRegionServers--">getListOfRegionServers()</a></span> - Method in interface org.apache.hadoop.hbase.replication.<a href="org/apache/hadoop/hbase/replication/ReplicationTracker.html" title="interface in org.apache.hadoop.hbase.replication">ReplicationTracker</a></dt>
<dd>
@@ -43318,30 +43318,28 @@
</dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/client/ZKAsyncRegistry.html#getMetaRegionLocation--">getMetaRegionLocation()</a></span> - Method in class org.apache.hadoop.hbase.client.<a href="org/apache/hadoop/hbase/client/ZKAsyncRegistry.html" title="class in org.apache.hadoop.hbase.client">ZKAsyncRegistry</a></dt>
<dd> </dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaRegionLocation-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">getMetaRegionLocation(ZKWatcher)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaRegionLocation-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">getMetaRegionLocation(ZKWatcher)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
<dd>
<div class="block">Gets the meta region location, if available.</div>
</dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaRegionLocation-org.apache.hadoop.hbase.zookeeper.ZKWatcher-int-">getMetaRegionLocation(ZKWatcher, int)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaRegionLocation-org.apache.hadoop.hbase.zookeeper.ZKWatcher-int-">getMetaRegionLocation(ZKWatcher, int)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
<dd>
<div class="block">Gets the meta region location, if available.</div>
</dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaRegions-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">getMetaRegions(ZKWatcher)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaRegions-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">getMetaRegions(ZKWatcher)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
<dd>
<div class="block">Gets the meta regions for the given path with the default replica ID.</div>
</dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaRegions-org.apache.hadoop.hbase.zookeeper.ZKWatcher-int-">getMetaRegions(ZKWatcher, int)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaRegions-org.apache.hadoop.hbase.zookeeper.ZKWatcher-int-">getMetaRegions(ZKWatcher, int)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
<dd>
<div class="block">Gets the meta regions for the given path and replica ID.</div>
</dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaRegionsAndLocations-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">getMetaRegionsAndLocations(ZKWatcher)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaRegionsAndLocations-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">getMetaRegionsAndLocations(ZKWatcher)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
<dd> </dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaRegionsAndLocations-org.apache.hadoop.hbase.zookeeper.ZKWatcher-int-">getMetaRegionsAndLocations(ZKWatcher, int)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaRegionsAndLocations-org.apache.hadoop.hbase.zookeeper.ZKWatcher-int-">getMetaRegionsAndLocations(ZKWatcher, int)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
<dd>
<div class="block">Gets the meta regions and their locations for the given path and replica ID.</div>
</dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/util/HBaseFsck.html#getMetaRegionServerName-int-">getMetaRegionServerName(int)</a></span> - Method in class org.apache.hadoop.hbase.util.<a href="org/apache/hadoop/hbase/util/HBaseFsck.html" title="class in org.apache.hadoop.hbase.util">HBaseFsck</a></dt>
-<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/master/assignment/AssignmentManager.html#getMetaRegionSet--">getMetaRegionSet()</a></span> - Method in class org.apache.hadoop.hbase.master.assignment.<a href="org/apache/hadoop/hbase/master/assignment/AssignmentManager.html" title="class in org.apache.hadoop.hbase.master.assignment">AssignmentManager</a></dt>
<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaRegionState-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">getMetaRegionState(ZKWatcher)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
@@ -43368,20 +43366,11 @@
<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/client/AsyncConnectionConfiguration.html#getMetaScannerCaching--">getMetaScannerCaching()</a></span> - Method in class org.apache.hadoop.hbase.client.<a href="org/apache/hadoop/hbase/client/AsyncConnectionConfiguration.html" title="class in org.apache.hadoop.hbase.client">AsyncConnectionConfiguration</a></dt>
<dd> </dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaServerConnection-org.apache.hadoop.hbase.client.ClusterConnection-org.apache.hadoop.hbase.zookeeper.ZKWatcher-long-int-">getMetaServerConnection(ClusterConnection, ZKWatcher, long, int)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/rsgroup/Utility.html#getMetaServerConnection-org.apache.hadoop.hbase.client.ClusterConnection-org.apache.hadoop.hbase.zookeeper.ZKWatcher-long-int-">getMetaServerConnection(ClusterConnection, ZKWatcher, long, int)</a></span> - Static method in class org.apache.hadoop.hbase.rsgroup.<a href="org/apache/hadoop/hbase/rsgroup/Utility.html" title="class in org.apache.hadoop.hbase.rsgroup">Utility</a></dt>
<dd>
<div class="block">Gets a connection to the server hosting meta, as reported by ZooKeeper, waiting up to the
specified timeout for availability.</div>
</dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/regionserver/HRegionServer.html#getMetaTableLocator--">getMetaTableLocator()</a></span> - Method in class org.apache.hadoop.hbase.regionserver.<a href="org/apache/hadoop/hbase/regionserver/HRegionServer.html" title="class in org.apache.hadoop.hbase.regionserver">HRegionServer</a></dt>
-<dd> </dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/replication/regionserver/ReplicationSyncUp.DummyServer.html#getMetaTableLocator--">getMetaTableLocator()</a></span> - Method in class org.apache.hadoop.hbase.replication.regionserver.<a href="org/apache/hadoop/hbase/replication/regionserver/ReplicationSyncUp.DummyServer.html" title="class in org.apache.hadoop.hbase.replication.regionserver">ReplicationSyncUp.DummyServer</a></dt>
-<dd> </dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/Server.html#getMetaTableLocator--">getMetaTableLocator()</a></span> - Method in interface org.apache.hadoop.hbase.<a href="org/apache/hadoop/hbase/Server.html" title="interface in org.apache.hadoop.hbase">Server</a></dt>
-<dd>
-<div class="block">Returns instance of <a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper"><code>MetaTableLocator</code></a>
- running inside this server.</div>
-</dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/master/HMaster.html#getMetaTableObserver--">getMetaTableObserver()</a></span> - Method in class org.apache.hadoop.hbase.master.<a href="org/apache/hadoop/hbase/master/HMaster.html" title="class in org.apache.hadoop.hbase.master">HMaster</a></dt>
<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/regionserver/HRegionServer.html#getMetaTableObserver--">getMetaTableObserver()</a></span> - Method in class org.apache.hadoop.hbase.regionserver.<a href="org/apache/hadoop/hbase/regionserver/HRegionServer.html" title="class in org.apache.hadoop.hbase.regionserver">HRegionServer</a></dt>
@@ -64113,7 +64102,7 @@
<div class="block">Given an InetAddress, checks to see if the address is a local address, by comparing the address
with all the interfaces on the node.</div>
</dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#isLocationAvailable-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">isLocationAvailable(ZKWatcher)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#isLocationAvailable-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">isLocationAvailable(ZKWatcher)</a></span> - Static method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
<dd>
<div class="block">Checks if the meta region location is available.</div>
</dd>
@@ -70157,6 +70146,8 @@
<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.ServerEventsListenerThread.html#LOG">LOG</a></span> - Variable in class org.apache.hadoop.hbase.rsgroup.<a href="org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.ServerEventsListenerThread.html" title="class in org.apache.hadoop.hbase.rsgroup">RSGroupInfoManagerImpl.ServerEventsListenerThread</a></dt>
<dd> </dd>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/rsgroup/Utility.html#LOG">LOG</a></span> - Static variable in class org.apache.hadoop.hbase.rsgroup.<a href="org/apache/hadoop/hbase/rsgroup/Utility.html" title="class in org.apache.hadoop.hbase.rsgroup">Utility</a></dt>
+<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/ScheduledChore.html#LOG">LOG</a></span> - Static variable in class org.apache.hadoop.hbase.<a href="org/apache/hadoop/hbase/ScheduledChore.html" title="class in org.apache.hadoop.hbase">ScheduledChore</a></dt>
<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/security/AbstractHBaseSaslRpcClient.html#LOG">LOG</a></span> - Static variable in class org.apache.hadoop.hbase.security.<a href="org/apache/hadoop/hbase/security/AbstractHBaseSaslRpcClient.html" title="class in org.apache.hadoop.hbase.security">AbstractHBaseSaslRpcClient</a></dt>
@@ -74333,12 +74324,10 @@
<dd>
<div class="block">Table descriptor for <code>hbase:meta</code> catalog table</div>
</dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/regionserver/HRegionServer.html#metaTableLocator">metaTableLocator</a></span> - Variable in class org.apache.hadoop.hbase.regionserver.<a href="org/apache/hadoop/hbase/regionserver/HRegionServer.html" title="class in org.apache.hadoop.hbase.regionserver">HRegionServer</a></dt>
-<dd> </dd>
<dt><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper"><span class="typeNameLink">MetaTableLocator</span></a> - Class in <a href="org/apache/hadoop/hbase/zookeeper/package-summary.html">org.apache.hadoop.hbase.zookeeper</a></dt>
<dd>
-<div class="block">Utility class to perform operation (get/wait for/verify/set/delete) on znode in ZooKeeper
- which keeps hbase:meta region server location.</div>
+<div class="block">Utility class to perform operation (get/wait for/verify/set/delete) on znode in ZooKeeper which
+ keeps hbase:meta region server location.</div>
</dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#MetaTableLocator--">MetaTableLocator()</a></span> - Constructor for class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
<dd> </dd>
@@ -111103,10 +111092,6 @@ service.</div>
<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/util/JvmPauseMonitor.html#stop--">stop()</a></span> - Method in class org.apache.hadoop.hbase.util.<a href="org/apache/hadoop/hbase/util/JvmPauseMonitor.html" title="class in org.apache.hadoop.hbase.util">JvmPauseMonitor</a></dt>
<dd> </dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#stop--">stop()</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
-<dd>
-<div class="block">Stop working.</div>
-</dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#stop--">stop()</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKNodeTracker</a></dt>
<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/metrics2/impl/JmxCacheBuster.html#stop--">stop()</a></span> - Static method in class org.apache.hadoop.metrics2.impl.<a href="org/apache/hadoop/metrics2/impl/JmxCacheBuster.html" title="class in org.apache.hadoop.metrics2.impl">JmxCacheBuster</a></dt>
@@ -111216,8 +111201,6 @@ service.</div>
<dd>
<div class="block">Flag for stopping the server</div>
</dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#stopped">stopped</a></span> - Variable in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
-<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html#stopped">stopped</a></span> - Variable in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/ZKNodeTracker.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKNodeTracker</a></dt>
<dd> </dd>
<dt><span class="memberNameLink"><a href="org/apache/hadoop/metrics2/impl/JmxCacheBuster.html#stopped">stopped</a></span> - Static variable in class org.apache.hadoop.metrics2.impl.<a href="org/apache/hadoop/metrics2/impl/JmxCacheBuster.html" title="class in org.apache.hadoop.metrics2.impl">JmxCacheBuster</a></dt>
@@ -122304,11 +122287,11 @@ the order they are declared.</div>
<div class="block">Perform the validation checks for a coprocessor to determine if the path
is white listed or not.</div>
</dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#verifyMetaRegionLocation-org.apache.hadoop.hbase.client.ClusterConnection-org.apache.hadoop.hbase.zookeeper.ZKWatcher-long-">verifyMetaRegionLocation(ClusterConnection, ZKWatcher, long)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/rsgroup/Utility.html#verifyMetaRegionLocation-org.apache.hadoop.hbase.client.ClusterConnection-org.apache.hadoop.hbase.zookeeper.ZKWatcher-long-">verifyMetaRegionLocation(ClusterConnection, ZKWatcher, long)</a></span> - Static method in class org.apache.hadoop.hbase.rsgroup.<a href="org/apache/hadoop/hbase/rsgroup/Utility.html" title="class in org.apache.hadoop.hbase.rsgroup">Utility</a></dt>
<dd>
<div class="block">Verify <code>hbase:meta</code> is deployed and accessible.</div>
</dd>
-<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#verifyMetaRegionLocation-org.apache.hadoop.hbase.client.ClusterConnection-org.apache.hadoop.hbase.zookeeper.ZKWatcher-long-int-">verifyMetaRegionLocation(ClusterConnection, ZKWatcher, long, int)</a></span> - Method in class org.apache.hadoop.hbase.zookeeper.<a href="org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html" title="class in org.apache.hadoop.hbase.zookeeper">MetaTableLocator</a></dt>
+<dt><span class="memberNameLink"><a href="org/apache/hadoop/hbase/rsgroup/Utility.html#verifyMetaRegionLocation-org.apache.hadoop.hbase.client.ClusterConnection-org.apache.hadoop.hbase.zookeeper.ZKWatcher-long-int-">verifyMetaRegionLocation(ClusterConnection, ZKWatcher, long, int)</a></span> - Static method in class org.apache.hadoop.hbase.rsgroup.<a href="org/apache/hadoop/hbase/rsgroup/Utility.html" title="class in org.apache.hadoop.hbase.rsgroup">Utility</a></dt>
<dd>
<div class="block">Verify <code>hbase:meta</code> is deployed and accessible.</div>
</dd>
@@ -122325,7 +122308,7 @@ the order they are declared.</div>
<dd>
<div class="block">Verify that the regionInfo is valid</div>
</dd>
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</tr>
-<tr class="rowColor">
+<tr class="altColor">
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</tr>
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[03/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
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<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.149"></a>
-<span class="sourceLineNo">150</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.150"></a>
-<span class="sourceLineNo">151</span>import org.apache.zookeeper.KeeperException;<a name="line.151"></a>
-<span class="sourceLineNo">152</span>import org.slf4j.Logger;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>import org.slf4j.LoggerFactory;<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * <p><a name="line.172"></a>
-<span class="sourceLineNo">173</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * accordance.<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * <p><a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * one region of a table. This means there are no individual degenerate<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * <p><a name="line.181"></a>
-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * </ol><a name="line.186"></a>
-<span class="sourceLineNo">187</span> * <p><a name="line.187"></a>
-<span class="sourceLineNo">188</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * a new region is created and all data is merged into the new region.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> * <p><a name="line.194"></a>
-<span class="sourceLineNo">195</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * an offline fashion.<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * <p><a name="line.199"></a>
-<span class="sourceLineNo">200</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.200"></a>
-<span class="sourceLineNo">201</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.201"></a>
-<span class="sourceLineNo">202</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.202"></a>
-<span class="sourceLineNo">203</span> * with proper state in the master.<a name="line.203"></a>
-<span class="sourceLineNo">204</span> * <p><a name="line.204"></a>
-<span class="sourceLineNo">205</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.205"></a>
-<span class="sourceLineNo">206</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * first be called successfully. Much of the region consistency information<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
-<span class="sourceLineNo">210</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.210"></a>
-<span class="sourceLineNo">211</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.211"></a>
-<span class="sourceLineNo">212</span> * {@link #printUsageAndExit()} for more details.<a name="line.212"></a>
-<span class="sourceLineNo">213</span> */<a name="line.213"></a>
-<span class="sourceLineNo">214</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.214"></a>
-<span class="sourceLineNo">215</span>@InterfaceStability.Evolving<a name="line.215"></a>
-<span class="sourceLineNo">216</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.216"></a>
-<span class="sourceLineNo">217</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.217"></a>
-<span class="sourceLineNo">218</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.218"></a>
-<span class="sourceLineNo">219</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.219"></a>
-<span class="sourceLineNo">220</span> private static boolean rsSupportsOffline = true;<a name="line.220"></a>
-<span class="sourceLineNo">221</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.221"></a>
-<span class="sourceLineNo">222</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.222"></a>
-<span class="sourceLineNo">223</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.223"></a>
-<span class="sourceLineNo">224</span> /**<a name="line.224"></a>
-<span class="sourceLineNo">225</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.225"></a>
-<span class="sourceLineNo">226</span> * It puts in place a lock when it goes to write/make changes.<a name="line.226"></a>
-<span class="sourceLineNo">227</span> */<a name="line.227"></a>
-<span class="sourceLineNo">228</span> @VisibleForTesting<a name="line.228"></a>
-<span class="sourceLineNo">229</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.229"></a>
-<span class="sourceLineNo">230</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.230"></a>
-<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.231"></a>
-<span class="sourceLineNo">232</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.232"></a>
-<span class="sourceLineNo">233</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.233"></a>
-<span class="sourceLineNo">234</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.234"></a>
-<span class="sourceLineNo">235</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.235"></a>
-<span class="sourceLineNo">236</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.236"></a>
-<span class="sourceLineNo">237</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.237"></a>
-<span class="sourceLineNo">238</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.238"></a>
-<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.239"></a>
-<span class="sourceLineNo">240</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.240"></a>
-<span class="sourceLineNo">241</span><a name="line.241"></a>
-<span class="sourceLineNo">242</span> /**********************<a name="line.242"></a>
-<span class="sourceLineNo">243</span> * Internal resources<a name="line.243"></a>
-<span class="sourceLineNo">244</span> **********************/<a name="line.244"></a>
-<span class="sourceLineNo">245</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.245"></a>
-<span class="sourceLineNo">246</span> private ClusterMetrics status;<a name="line.246"></a>
-<span class="sourceLineNo">247</span> private ClusterConnection connection;<a name="line.247"></a>
-<span class="sourceLineNo">248</span> private Admin admin;<a name="line.248"></a>
-<span class="sourceLineNo">249</span> private Table meta;<a name="line.249"></a>
-<span class="sourceLineNo">250</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.250"></a>
-<span class="sourceLineNo">251</span> protected ExecutorService executor;<a name="line.251"></a>
-<span class="sourceLineNo">252</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.252"></a>
-<span class="sourceLineNo">253</span> private HFileCorruptionChecker hfcc;<a name="line.253"></a>
-<span class="sourceLineNo">254</span> private int retcode = 0;<a name="line.254"></a>
-<span class="sourceLineNo">255</span> private Path HBCK_LOCK_PATH;<a name="line.255"></a>
-<span class="sourceLineNo">256</span> private FSDataOutputStream hbckOutFd;<a name="line.256"></a>
-<span class="sourceLineNo">257</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.257"></a>
-<span class="sourceLineNo">258</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.258"></a>
-<span class="sourceLineNo">259</span> // successful<a name="line.259"></a>
-<span class="sourceLineNo">260</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.260"></a>
-<span class="sourceLineNo">261</span><a name="line.261"></a>
-<span class="sourceLineNo">262</span> // Unsupported options in HBase 2.0+<a name="line.262"></a>
-<span class="sourceLineNo">263</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.263"></a>
-<span class="sourceLineNo">264</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.264"></a>
-<span class="sourceLineNo">265</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.265"></a>
-<span class="sourceLineNo">266</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.266"></a>
-<span class="sourceLineNo">267</span><a name="line.267"></a>
-<span class="sourceLineNo">268</span> /***********<a name="line.268"></a>
-<span class="sourceLineNo">269</span> * Options<a name="line.269"></a>
-<span class="sourceLineNo">270</span> ***********/<a name="line.270"></a>
-<span class="sourceLineNo">271</span> private static boolean details = false; // do we display the full report<a name="line.271"></a>
-<span class="sourceLineNo">272</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.272"></a>
-<span class="sourceLineNo">273</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.273"></a>
-<span class="sourceLineNo">274</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.274"></a>
-<span class="sourceLineNo">275</span> private boolean fixMeta = false; // fix meta errors?<a name="line.275"></a>
-<span class="sourceLineNo">276</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.276"></a>
-<span class="sourceLineNo">277</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.277"></a>
-<span class="sourceLineNo">278</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.278"></a>
-<span class="sourceLineNo">279</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.279"></a>
-<span class="sourceLineNo">280</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.280"></a>
-<span class="sourceLineNo">281</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.281"></a>
-<span class="sourceLineNo">282</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.282"></a>
-<span class="sourceLineNo">283</span> private boolean removeParents = false; // remove split parents<a name="line.283"></a>
-<span class="sourceLineNo">284</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.284"></a>
-<span class="sourceLineNo">285</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.285"></a>
-<span class="sourceLineNo">286</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.286"></a>
-<span class="sourceLineNo">287</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.287"></a>
-<span class="sourceLineNo">288</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.288"></a>
-<span class="sourceLineNo">289</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.289"></a>
-<span class="sourceLineNo">290</span><a name="line.290"></a>
-<span class="sourceLineNo">291</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.291"></a>
-<span class="sourceLineNo">292</span> // hbase:meta are always checked<a name="line.292"></a>
-<span class="sourceLineNo">293</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.293"></a>
-<span class="sourceLineNo">294</span> private TableName cleanReplicationBarrierTable;<a name="line.294"></a>
-<span class="sourceLineNo">295</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.295"></a>
-<span class="sourceLineNo">296</span> // maximum number of overlapping regions to sideline<a name="line.296"></a>
-<span class="sourceLineNo">297</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.297"></a>
-<span class="sourceLineNo">298</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.298"></a>
-<span class="sourceLineNo">299</span> private Path sidelineDir = null;<a name="line.299"></a>
-<span class="sourceLineNo">300</span><a name="line.300"></a>
-<span class="sourceLineNo">301</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.301"></a>
-<span class="sourceLineNo">302</span> private static boolean summary = false; // if we want to print less output<a name="line.302"></a>
-<span class="sourceLineNo">303</span> private boolean checkMetaOnly = false;<a name="line.303"></a>
-<span class="sourceLineNo">304</span> private boolean checkRegionBoundaries = false;<a name="line.304"></a>
-<span class="sourceLineNo">305</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.305"></a>
-<span class="sourceLineNo">306</span><a name="line.306"></a>
-<span class="sourceLineNo">307</span> /*********<a name="line.307"></a>
-<span class="sourceLineNo">308</span> * State<a name="line.308"></a>
-<span class="sourceLineNo">309</span> *********/<a name="line.309"></a>
-<span class="sourceLineNo">310</span> final private ErrorReporter errors;<a name="line.310"></a>
-<span class="sourceLineNo">311</span> int fixes = 0;<a name="line.311"></a>
-<span class="sourceLineNo">312</span><a name="line.312"></a>
-<span class="sourceLineNo">313</span> /**<a name="line.313"></a>
-<span class="sourceLineNo">314</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.314"></a>
-<span class="sourceLineNo">315</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.315"></a>
-<span class="sourceLineNo">316</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.316"></a>
-<span class="sourceLineNo">317</span> */<a name="line.317"></a>
-<span class="sourceLineNo">318</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.318"></a>
-<span class="sourceLineNo">319</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.319"></a>
-<span class="sourceLineNo">320</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.320"></a>
-<span class="sourceLineNo">321</span><a name="line.321"></a>
-<span class="sourceLineNo">322</span> /**<a name="line.322"></a>
-<span class="sourceLineNo">323</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.323"></a>
-<span class="sourceLineNo">324</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.324"></a>
-<span class="sourceLineNo">325</span> * to prevent dupes.<a name="line.325"></a>
-<span class="sourceLineNo">326</span> *<a name="line.326"></a>
-<span class="sourceLineNo">327</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.327"></a>
-<span class="sourceLineNo">328</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.328"></a>
-<span class="sourceLineNo">329</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.329"></a>
-<span class="sourceLineNo">330</span> * the meta table<a name="line.330"></a>
-<span class="sourceLineNo">331</span> */<a name="line.331"></a>
-<span class="sourceLineNo">332</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.332"></a>
-<span class="sourceLineNo">333</span><a name="line.333"></a>
-<span class="sourceLineNo">334</span> /**<a name="line.334"></a>
-<span class="sourceLineNo">335</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.335"></a>
-<span class="sourceLineNo">336</span> */<a name="line.336"></a>
-<span class="sourceLineNo">337</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.337"></a>
-<span class="sourceLineNo">338</span><a name="line.338"></a>
-<span class="sourceLineNo">339</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.339"></a>
-<span class="sourceLineNo">340</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.340"></a>
-<span class="sourceLineNo">341</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.341"></a>
-<span class="sourceLineNo">342</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.342"></a>
-<span class="sourceLineNo">343</span><a name="line.343"></a>
-<span class="sourceLineNo">344</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.344"></a>
-<span class="sourceLineNo">345</span><a name="line.345"></a>
-<span class="sourceLineNo">346</span> private ZKWatcher zkw = null;<a name="line.346"></a>
-<span class="sourceLineNo">347</span> private String hbckEphemeralNodePath = null;<a name="line.347"></a>
-<span class="sourceLineNo">348</span> private boolean hbckZodeCreated = false;<a name="line.348"></a>
-<span class="sourceLineNo">349</span><a name="line.349"></a>
-<span class="sourceLineNo">350</span> /**<a name="line.350"></a>
-<span class="sourceLineNo">351</span> * Constructor<a name="line.351"></a>
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-<span class="sourceLineNo">526</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.526"></a>
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-<span class="sourceLineNo">532</span> + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.532"></a>
-<span class="sourceLineNo">533</span> + retryCounter.getMaxAttempts());<a name="line.533"></a>
-<span class="sourceLineNo">534</span> LOG.debug("Failed to delete " + HBCK_LOCK_PATH, ioe);<a name="line.534"></a>
-<span class="sourceLineNo">535</span> try {<a name="line.535"></a>
-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
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-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
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-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
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-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
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-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.334"></a>
+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.339"></a>
+<span class="sourceLineNo">340</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.340"></a>
+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
+<span class="sourceLineNo">343</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.343"></a>
+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> private boolean hbckZodeCreated = false;<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Constructor<a name="line.350"></a>
+<span class="sourceLineNo">351</span> *<a name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param conf Configuration object<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @throws MasterNotRunningException if the master is not running<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.354"></a>
+<span class="sourceLineNo">355</span> */<a name="line.355"></a>
+<span class="sourceLineNo">356</span> public HBaseFsck(Configuration conf) throws IOException, ClassNotFoundException {<a name="line.356"></a>
+<span class="sourceLineNo">357</span> this(conf, createThreadPool(conf));<a name="line.357"></a>
+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
+<span class="sourceLineNo">359</span><a name="line.359"></a>
+<span class="sourceLineNo">360</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.360"></a>
+<span class="sourceLineNo">361</span> int numThreads = conf.getInt("hbasefsck.numthreads", MAX_NUM_THREADS);<a name="line.361"></a>
+<span class="sourceLineNo">362</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Constructor<a name="line.366"></a>
+<span class="sourceLineNo">367</span> *<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * @param conf<a name="line.368"></a>
+<span class="sourceLineNo">369</span> * Configuration object<a name="line.369"></a>
+<span class="sourceLineNo">370</span> * @throws MasterNotRunningException<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
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<div class="section">
<h2><a name="Files"></a>Files</h2>
<table border="0" class="table table-striped">
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<td>0</td>
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<td><a href="#org.apache.hadoop.hbase.master.MasterStatusServlet.java">org/apache/hadoop/hbase/master/MasterStatusServlet.java</a></td>
<td>0</td>
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<td>0</td>
@@ -5487,7 +5477,7 @@
<td><a href="#org.apache.hadoop.hbase.procedure.flush.MasterFlushTableProcedureManager.java">org/apache/hadoop/hbase/procedure/flush/MasterFlushTableProcedureManager.java</a></td>
<td>0</td>
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<tr class="a">
<td><a href="#org.apache.hadoop.hbase.procedure.flush.RegionServerFlushTableProcedureManager.java">org/apache/hadoop/hbase/procedure/flush/RegionServerFlushTableProcedureManager.java</a></td>
<td>0</td>
@@ -6182,7 +6172,7 @@
<td><a href="#org.apache.hadoop.hbase.regionserver.HRegionServer.java">org/apache/hadoop/hbase/regionserver/HRegionServer.java</a></td>
<td>0</td>
<td>0</td>
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<td>0</td>
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<td>0</td>
<td>0</td>
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<tr class="a">
<td>blocks</td>
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td></tr>
<tr class="b">
<td></td>
@@ -9684,12 +9674,12 @@
<tr class="a">
<td></td>
<td><a class="externalLink" href="http://checkstyle.sourceforge.net/config_blocks.html#NeedBraces">NeedBraces</a></td>
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td></tr>
<tr class="b">
<td>coding</td>
<td><a class="externalLink" href="http://checkstyle.sourceforge.net/config_coding.html#EmptyStatement">EmptyStatement</a></td>
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td></tr>
<tr class="a">
<td></td>
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<li>sortStaticImportsAlphabetically: <tt>"true"</tt></li>
<li>groups: <tt>"*,org.apache.hbase.thirdparty,org.apache.hadoop.hbase.shaded"</tt></li>
<li>option: <tt>"top"</tt></li></ul></td>
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td></tr>
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<td></td>
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<td><a class="externalLink" href="http://checkstyle.sourceforge.net/config_imports.html#UnusedImports">UnusedImports</a>
<ul>
<li>processJavadoc: <tt>"true"</tt></li></ul></td>
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td></tr>
<tr class="a">
<td>indentation</td>
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<li>caseIndent: <tt>"2"</tt></li>
<li>basicOffset: <tt>"2"</tt></li>
<li>lineWrappingIndentation: <tt>"2"</tt></li></ul></td>
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td></tr>
<tr class="b">
<td>javadoc</td>
<td><a class="externalLink" href="http://checkstyle.sourceforge.net/config_javadoc.html#JavadocTagContinuationIndentation">JavadocTagContinuationIndentation</a>
<ul>
<li>offset: <tt>"2"</tt></li></ul></td>
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td></tr>
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td></tr>
<tr class="b">
<td>misc</td>
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<ul>
<li>max: <tt>"100"</tt></li>
<li>ignorePattern: <tt>"^package.*|^import.*|a href|href|http://|https://|ftp://|org.apache.thrift.|com.google.protobuf.|hbase.protobuf.generated"</tt></li></ul></td>
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td></tr>
<tr class="a">
<td></td>
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<td>'if' construct must use '{}'s.</td>
<td>274</td></tr></table></div>
<div class="section">
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<h3 id="org.apache.hadoop.hbase.ServerLoad.java">org/apache/hadoop/hbase/ServerLoad.java</h3>
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<tr class="a">
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<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
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<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
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<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
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<td>LineLength</td>
<td>Line is longer than 100 characters (found 103).</td>
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<div class="section">
<h3 id="org.apache.hadoop.hbase.TestMetaTableAccessorNoCluster.java">org/apache/hadoop/hbase/TestMetaTableAccessorNoCluster.java</h3>
<table border="0" class="table table-striped">
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<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
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<td>LineLength</td>
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-<tr class="a">
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
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<td>At-clause should have a non-empty description.</td>
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-<tr class="b">
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
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<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>127</td></tr>
-<tr class="a">
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
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<td>Indentation</td>
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<td>194</td></tr>
-<tr class="b">
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>whitespace</td>
<td>MethodParamPad</td>
<td>'(' should be on the previous line.</td>
<td>194</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
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<td>LineLength</td>
<td>Line is longer than 100 characters (found 122).</td>
<td>205</td></tr>
-<tr class="b">
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<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
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<td>'if' construct must use '{}'s.</td>
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-<td>indentation</td>
-<td>Indentation</td>
-<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
-<td>217</td></tr>
-<tr class="a">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>javadoc</td>
-<td>NonEmptyAtclauseDescription</td>
-<td>At-clause should have a non-empty description.</td>
-<td>230</td></tr>
-<tr class="b">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>javadoc</td>
-<td>NonEmptyAtclauseDescription</td>
-<td>At-clause should have a non-empty description.</td>
-<td>231</td></tr>
-<tr class="a">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>javadoc</td>
-<td>NonEmptyAtclauseDescription</td>
-<td>At-clause should have a non-empty description.</td>
-<td>232</td></tr>
-<tr class="b">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>javadoc</td>
-<td>NonEmptyAtclauseDescription</td>
-<td>At-clause should have a non-empty description.</td>
-<td>233</td></tr>
-<tr class="a">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>indentation</td>
-<td>Indentation</td>
-<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
-<td>237</td></tr>
-<tr class="b">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>javadoc</td>
-<td>NonEmptyAtclauseDescription</td>
-<td>At-clause should have a non-empty description.</td>
-<td>243</td></tr>
-<tr class="a">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>javadoc</td>
-<td>NonEmptyAtclauseDescription</td>
-<td>At-clause should have a non-empty description.</td>
-<td>244</td></tr>
-<tr class="b">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>javadoc</td>
-<td>NonEmptyAtclauseDescription</td>
-<td>At-clause should have a non-empty description.</td>
-<td>245</td></tr>
-<tr class="a">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>javadoc</td>
-<td>NonEmptyAtclauseDescription</td>
-<td>At-clause should have a non-empty description.</td>
-<td>246</td></tr>
-<tr class="b">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>indentation</td>
-<td>Indentation</td>
-<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
-<td>250</td></tr>
-<tr class="a">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>indentation</td>
-<td>Indentation</td>
-<td>'method def' child has incorrect indentation level 8, expected level should be 4.</td>
-<td>260</td></tr>
-<tr class="b">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>indentation</td>
-<td>Indentation</td>
-<td>'method def' child has incorrect indentation level 8, expected level should be 4.</td>
-<td>261</td></tr>
-<tr class="a">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>indentation</td>
-<td>Indentation</td>
-<td>'method def' child has incorrect indentation level 8, expected level should be 4.</td>
-<td>263</td></tr>
-<tr class="b">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>indentation</td>
-<td>Indentation</td>
-<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
-<td>276</td></tr>
-<tr class="a">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>javadoc</td>
-<td>NonEmptyAtclauseDescription</td>
-<td>At-clause should have a non-empty description.</td>
-<td>282</td></tr>
-<tr class="b">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>javadoc</td>
-<td>NonEmptyAtclauseDescription</td>
-<td>At-clause should have a non-empty description.</td>
-<td>283</td></tr>
-<tr class="a">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>javadoc</td>
-<td>NonEmptyAtclauseDescription</td>
-<td>At-clause should have a non-empty description.</td>
-<td>284</td></tr>
-<tr class="b">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>indentation</td>
-<td>Indentation</td>
-<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
-<td>287</td></tr>
-<tr class="a">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>javadoc</td>
-<td>JavadocTagContinuationIndentation</td>
-<td>Line continuation have incorrect indentation level, expected level should be 2.</td>
-<td>306</td></tr>
-<tr class="b">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>sizes</td>
-<td>LineLength</td>
-<td>Line is longer than 100 characters (found 109).</td>
-<td>309</td></tr>
-<tr class="a">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>sizes</td>
-<td>LineLength</td>
-<td>Line is longer than 100 characters (found 103).</td>
-<td>310</td></tr>
-<tr class="b">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>javadoc</td>
-<td>JavadocTagContinuationIndentation</td>
-<td>Line continuation have incorrect indentation level, expected level should be 2.</td>
-<td>311</td></tr>
-<tr class="a">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>sizes</td>
-<td>LineLength</td>
-<td>Line is longer than 100 characters (found 112).</td>
-<td>312</td></tr>
-<tr class="b">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>javadoc</td>
-<td>NonEmptyAtclauseDescription</td>
-<td>At-clause should have a non-empty description.</td>
-<td>315</td></tr>
-<tr class="a">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>indentation</td>
-<td>Indentation</td>
-<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
-<td>319</td></tr>
-<tr class="b">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>blocks</td>
-<td>EmptyBlock</td>
-<td>Must have at least one statement.</td>
-<td>346</td></tr>
-<tr class="a">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>blocks</td>
-<td>NeedBraces</td>
-<td>'while' construct must use '{}'s.</td>
-<td>375</td></tr>
-<tr class="b">
-<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
-<td>coding</td>
-<td>EmptyStatement</td>
-<td>Empty statement.</td>
-<td>375</td></tr></table></div>
+<td>212</td></tr></table></div>
<div class="section">
<h3 id="org.apache.hadoop.hbase.TestMovedRegionsCleaner.java">org/apache/hadoop/hbase/TestMovedRegionsCleaner.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>77</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
@@ -18678,31 +18392,31 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.TestMultiVersions.java">org/apache/hadoop/hbase/TestMultiVersions.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
<td>84</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'object def rcurly' has incorrect indentation level 5, expected level should be one of the following: 4, 6.</td>
<td>112</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>197</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>coding</td>
<td>InnerAssignment</td>
@@ -18711,25 +18425,25 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.TestNamespace.java">org/apache/hadoop/hbase/TestNamespace.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>sizes</td>
<td>LineLength</td>
<td>Line is longer than 100 characters (found 105).</td>
<td>208</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>sizes</td>
<td>LineLength</td>
<td>Line is longer than 100 characters (found 105).</td>
<td>338</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>sizes</td>
<td>LineLength</td>
@@ -18738,13 +18452,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.TestNodeHealthCheckChore.java">org/apache/hadoop/hbase/TestNodeHealthCheckChore.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
@@ -18753,151 +18467,151 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.TestPartialResultsFromClientSide.java">org/apache/hadoop/hbase/TestPartialResultsFromClientSide.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>142</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>177</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>210</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>248</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>321</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>341</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>375</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>396</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>404</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>407</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>457</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>559</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>573</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>654</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>655</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>656</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>665</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>683</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>684</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>685</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>689</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>695</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>696</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
@@ -18906,73 +18620,73 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.TestPerformanceEvaluation.java">org/apache/hadoop/hbase/TestPerformanceEvaluation.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>AvoidStarImport</td>
<td>Using the '.*' form of import should be avoided - org.junit.Assert.*.</td>
<td>20</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
<td>75</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>88</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
<td>173</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>misc</td>
<td>UpperEll</td>
<td>Should use uppercase 'L'.</td>
<td>199</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>misc</td>
<td>UpperEll</td>
<td>Should use uppercase 'L'.</td>
<td>199</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>misc</td>
<td>UpperEll</td>
<td>Should use uppercase 'L'.</td>
<td>199</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>misc</td>
<td>UpperEll</td>
<td>Should use uppercase 'L'.</td>
<td>200</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>misc</td>
<td>UpperEll</td>
<td>Should use uppercase 'L'.</td>
<td>200</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>misc</td>
<td>UpperEll</td>
<td>Should use uppercase 'L'.</td>
<td>202</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>misc</td>
<td>UpperEll</td>
@@ -18981,49 +18695,49 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.TestRegionRebalancing.java">org/apache/hadoop/hbase/TestRegionRebalancing.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization lcurly' has incorrect indentation level 12, expected level should be one of the following: 10, 25, 27.</td>
<td>70</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>103</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>104</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
<td>108</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>188</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>217</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
@@ -19032,13 +18746,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.TestSerialization.java">org/apache/hadoop/hbase/TestSerialization.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
@@ -19047,67 +18761,67 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.TestServerSideScanMetricsFromClientSide.java">org/apache/hadoop/hbase/TestServerSideScanMetricsFromClientSide.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>Javadoc comment at column 0 has parse error. Details: no viable alternative at input ' *' while parsing JAVADOC_TAG</td>
<td>117</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>142</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>sizes</td>
<td>LineLength</td>
<td>Line is longer than 100 characters (found 101).</td>
<td>215</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>321</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>sizes</td>
<td>LineLength</td>
<td>Line is longer than 100 characters (found 104).</td>
<td>322</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>327</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>328</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>329</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>330</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>EmptyBlock</td>
@@ -19116,25 +18830,25 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.TestStochasticBalancerJmxMetrics.java">org/apache/hadoop/hbase/TestStochasticBalancerJmxMetrics.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>202</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>211</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
@@ -19143,73 +18857,73 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.TestTimeout.java">org/apache/hadoop/hbase/TestTimeout.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>UnusedImports</td>
<td>Unused import - org.apache.hadoop.hbase.util.Threads.</td>
<td>21</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'method def modifier' has incorrect indentation level 4, expected level should be 2.</td>
<td>34</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'method def' child has incorrect indentation level 6, expected level should be 4.</td>
<td>36</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'method def rcurly' has incorrect indentation level 4, expected level should be 2.</td>
<td>37</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'method def modifier' has incorrect indentation level 4, expected level should be 2.</td>
<td>43</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'method def' child has incorrect indentation level 6, expected level should be 4.</td>
<td>46</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>EmptyBlock</td>
<td>Must have at least one statement.</td>
<td>49</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'method def' child has incorrect indentation level 6, expected level should be 4.</td>
<td>53</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'while' has incorrect indentation level 6, expected level should be 4.</td>
<td>54</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>EmptyBlock</td>
<td>Must have at least one statement.</td>
<td>54</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
@@ -19218,91 +18932,91 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.TimestampTestBase.java">org/apache/hadoop/hbase/TimestampTestBase.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
<td>Wrong order for 'org.apache.hadoop.hbase.client.Durability' import.</td>
<td>30</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>design</td>
<td>HideUtilityClassConstructor</td>
<td>Utility classes should not have a public or default constructor.</td>
<td>39</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
<td>61</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
<td>107</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
<td>127</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
<td>178</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
<td>203</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>EmptyBlock</td>
<td>Must have at least one statement.</td>
<td>209</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
<td>231</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
<td>236</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
<td>250</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
<td>262</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'throws' has incorrect indentation level 2, expected level should be 4.</td>
<td>267</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
@@ -19311,13 +19025,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.UnknownRegionException.java">org/apache/hadoop/hbase/UnknownRegionException.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
@@ -19326,19 +19040,19 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.Waiter.java">org/apache/hadoop/hbase/Waiter.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>coding</td>
<td>InnerAssignment</td>
<td>Inner assignments should be avoided.</td>
<td>191</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>coding</td>
<td>InnerAssignment</td>
@@ -19347,19 +19061,19 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.ZNodeClearer.java">org/apache/hadoop/hbase/ZNodeClearer.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>108</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>LeftCurly</td>
@@ -19368,13 +19082,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.backup.BackupDriver.java">org/apache/hadoop/hbase/backup/BackupDriver.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
@@ -19383,13 +19097,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.backup.FailedArchiveException.java">org/apache/hadoop/hbase/backup/FailedArchiveException.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
@@ -19398,85 +19112,85 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.backup.HFileArchiver.java">org/apache/hadoop/hbase/backup/HFileArchiver.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>design</td>
<td>FinalClass</td>
<td>Class HFileArchiver should be declared as final.</td>
<td>54</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'method def modifier' has incorrect indentation level 8, expected level should be one of the following: 4, 6.</td>
<td>64</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'method def' child has incorrect indentation level 10, expected level should be one of the following: 6, 8.</td>
<td>66</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'method def rcurly' has incorrect indentation level 8, expected level should be one of the following: 4, 6.</td>
<td>67</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'object def rcurly' has incorrect indentation level 6, expected level should be one of the following: 2, 4.</td>
<td>68</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>90</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>244</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>559</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>565</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>582</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>584</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>620</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
@@ -19485,13 +19199,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.backup.TestBackupMerge.java">org/apache/hadoop/hbase/backup/TestBackupMerge.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
@@ -19500,31 +19214,31 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.backup.example.HFileArchiveManager.java">org/apache/hadoop/hbase/backup/example/HFileArchiveManager.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
<td>Wrong order for 'org.apache.hadoop.hbase.client.Connection' import.</td>
<td>26</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>sizes</td>
<td>LineLength</td>
<td>Line is longer than 100 characters (found 115).</td>
<td>71</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'method def' child has incorrect indentation level 6, expected level should be 4.</td>
<td>78</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
@@ -19533,37 +19247,37 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.backup.example.LongTermArchivingHFileCleaner.java">org/apache/hadoop/hbase/backup/example/LongTermArchivingHFileCleaner.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
<td>Wrong order for 'org.apache.hadoop.conf.Configuration' import.</td>
<td>23</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>56</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>63</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>sizes</td>
<td>LineLength</td>
<td>Line is longer than 100 characters (found 101).</td>
<td>72</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
@@ -19572,49 +19286,49 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.backup.example.TableHFileArchiveTracker.java">org/apache/hadoop/hbase/backup/example/TableHFileArchiveTracker.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
<td>Wrong order for 'org.apache.hadoop.conf.Configuration' import.</td>
<td>25</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
<td>Wrong order for 'org.apache.hadoop.hbase.zookeeper.ZKListener' import.</td>
<td>28</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>design</td>
<td>FinalClass</td>
<td>Class TableHFileArchiveTracker should be declared as final.</td>
<td>40</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>70</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>93</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>137</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
@@ -19623,61 +19337,61 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.backup.example.TestZooKeeperTableArchiveClient.java">org/apache/hadoop/hbase/backup/example/TestZooKeeperTableArchiveClient.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>272</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>273</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>296</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>sizes</td>
<td>LineLength</td>
<td>Line is longer than 100 characters (found 103).</td>
<td>299</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>EmptyBlock</td>
<td>Must have at least one statement.</td>
<td>349</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>377</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>blocks</td>
<td>NeedBraces</td>
<td>'if' construct must use '{}'s.</td>
<td>402</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>429</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
@@ -19686,19 +19400,19 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.backup.example.ZKTableArchiveClient.java">org/apache/hadoop/hbase/backup/example/ZKTableArchiveClient.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
<td>Wrong order for 'org.apache.hadoop.conf.Configuration' import.</td>
<td>24</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
@@ -19707,13 +19421,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.backup.impl.BackupCommands.java">org/apache/hadoop/hbase/backup/impl/BackupCommands.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
@@ -19722,13 +19436,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.backup.impl.BackupManager.java">org/apache/hadoop/hbase/backup/impl/BackupManager.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
@@ -19737,13 +19451,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.backup.impl.BackupSystemTable.java">org/apache/hadoop/hbase/backup/impl/BackupSystemTable.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
@@ -19752,37 +19466,37 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.actions.Action.java">org/apache/hadoop/hbase/chaos/actions/Action.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>sizes</td>
<td>LineLength</td>
<td>Line is longer than 100 characters (found 134).</td>
<td>278</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>sizes</td>
<td>LineLength</td>
<td>Line is longer than 100 characters (found 142).</td>
<td>280</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>sizes</td>
<td>LineLength</td>
<td>Line is longer than 100 characters (found 141).</td>
<td>282</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>sizes</td>
<td>LineLength</td>
<td>Line is longer than 100 characters (found 134).</td>
<td>308</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>sizes</td>
<td>LineLength</td>
@@ -19791,13 +19505,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.actions.ChangeCompressionAction.java">org/apache/hadoop/hbase/chaos/actions/ChangeCompressionAction.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
@@ -19806,13 +19520,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.actions.ChangeEncodingAction.java">org/apache/hadoop/hbase/chaos/actions/ChangeEncodingAction.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
@@ -19821,13 +19535,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.actions.ChangeSplitPolicyAction.java">org/apache/hadoop/hbase/chaos/actions/ChangeSplitPolicyAction.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
@@ -19836,13 +19550,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.actions.ChangeVersionsAction.java">org/apache/hadoop/hbase/chaos/actions/ChangeVersionsAction.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
@@ -19851,13 +19565,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.actions.FlushRandomRegionOfTableAction.java">org/apache/hadoop/hbase/chaos/actions/FlushRandomRegionOfTableAction.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
@@ -19866,13 +19580,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.actions.RestartRandomDataNodeAction.java">org/apache/hadoop/hbase/chaos/actions/RestartRandomDataNodeAction.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
@@ -19881,127 +19595,127 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.actions.RollingBatchRestartRsAction.java">org/apache/hadoop/hbase/chaos/actions/RollingBatchRestartRsAction.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>sizes</td>
<td>LineLength</td>
<td>Line is longer than 100 characters (found 104).</td>
<td>35</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'case' child has incorrect indentation level 6, expected level should be 8.</td>
<td>84</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'block' child has incorrect indentation level 9, expected level should be 10.</td>
<td>85</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'try' has incorrect indentation level 8, expected level should be 10.</td>
<td>86</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'try' child has incorrect indentation level 10, expected level should be 12.</td>
<td>87</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'try rcurly' has incorrect indentation level 8, expected level should be 10.</td>
<td>88</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'catch' child has incorrect indentation level 10, expected level should be 12.</td>
<td>91</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'catch rcurly' has incorrect indentation level 8, expected level should be 10.</td>
<td>92</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'block' child has incorrect indentation level 8, expected level should be 10.</td>
<td>93</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'block' child has incorrect indentation level 8, expected level should be 10.</td>
<td>94</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'case' child has incorrect indentation level 6, expected level should be 8.</td>
<td>95</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'try' has incorrect indentation level 8, expected level should be 10.</td>
<td>96</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'try' child has incorrect indentation level 10, expected level should be 12.</td>
<td>97</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'try' child has incorrect indentation level 10, expected level should be 12.</td>
<td>98</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'try rcurly' has incorrect indentation level 8, expected level should be 10.</td>
<td>99</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'catch' child has incorrect indentation level 10, expected level should be 12.</td>
<td>102</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'catch rcurly' has incorrect indentation level 8, expected level should be 10.</td>
<td>103</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'block' child has incorrect indentation level 8, expected level should be 10.</td>
<td>104</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
<td>At-clause should have a non-empty description.</td>
<td>117</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>javadoc</td>
<td>NonEmptyAtclauseDescription</td>
@@ -20010,13 +19724,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.actions.SplitAllRegionOfTableAction.java">org/apache/hadoop/hbase/chaos/actions/SplitAllRegionOfTableAction.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
@@ -20025,13 +19739,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.actions.TruncateTableAction.java">org/apache/hadoop/hbase/chaos/actions/TruncateTableAction.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
@@ -20040,37 +19754,37 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.factories.MasterKillingMonkeyFactory.java">org/apache/hadoop/hbase/chaos/factories/MasterKillingMonkeyFactory.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>45</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>50</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'method def' child has incorrect indentation level 6, expected level should be 4.</td>
<td>60</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'method def' child has incorrect indentation level 6, expected level should be 4.</td>
<td>63</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
@@ -20079,13 +19793,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.factories.MobNoKillMonkeyFactory.java">org/apache/hadoop/hbase/chaos/factories/MobNoKillMonkeyFactory.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>AvoidStarImport</td>
@@ -20094,151 +19808,151 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.factories.MobSlowDeterministicMonkeyFactory.java">org/apache/hadoop/hbase/chaos/factories/MobSlowDeterministicMonkeyFactory.java</h3>
<table border="0" class="table table-striped">
-<tr class="a">
+<tr class="b">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>AvoidStarImport</td>
<td>Using the '.*' form of import should be avoided - org.apache.hadoop.hbase.chaos.actions.*.</td>
<td>21</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>58</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>59</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>60</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>61</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>62</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>63</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>70</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>71</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>72</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>73</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>74</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>75</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>76</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>77</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>78</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>83</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>85</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>86</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>87</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>88</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>89</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 12, expected level should be 6.</td>
<td>91</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
@@ -20247,13 +19961,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.factories.MonkeyConstants.java">org/apache/hadoop/hbase/chaos/factories/MonkeyConstants.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>design</td>
<td>InterfaceIsType</td>
@@ -20262,13 +19976,13 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.factories.MonkeyFactory.java">org/apache/hadoop/hbase/chaos/factories/MonkeyFactory.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>imports</td>
<td>ImportOrder</td>
@@ -20277,115 +19991,115 @@
<div class="section">
<h3 id="org.apache.hadoop.hbase.chaos.factories.NoKillMonkeyFactory.java">org/apache/hadoop/hbase/chaos/factories/NoKillMonkeyFactory.java</h3>
<table border="0" class="table table-striped">
-<tr class="b">
+<tr class="a">
<th>Severity</th>
<th>Category</th>
<th>Rule</th>
<th>Message</th>
<th>Line</th></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>50</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>51</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>53</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>54</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>55</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>59</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>60</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>61</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>62</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>63</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>64</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>65</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>66</td></tr>
-<tr class="b">
+<tr class="a">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td>Indentation</td>
<td>'array initialization' child has incorrect indentation level 8, expected level should be 6.</td>
<td>67</td></tr>
-<tr class="a">
+<tr class="b">
<td><img src="images/icon_error_sml.gif" alt="" /> Error</td>
<td>indentation</td>
<td
<TRUNCATED>
[15/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.HBaseFsckTool.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.HBaseFsckTool.html b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.HBaseFsckTool.html
index a957d31..62f81b6 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.HBaseFsckTool.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.HBaseFsckTool.html
@@ -142,5192 +142,5186 @@
<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.149"></a>
-<span class="sourceLineNo">150</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.150"></a>
-<span class="sourceLineNo">151</span>import org.apache.zookeeper.KeeperException;<a name="line.151"></a>
-<span class="sourceLineNo">152</span>import org.slf4j.Logger;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>import org.slf4j.LoggerFactory;<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * <p><a name="line.172"></a>
-<span class="sourceLineNo">173</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * accordance.<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * <p><a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * one region of a table. This means there are no individual degenerate<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * <p><a name="line.181"></a>
-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * </ol><a name="line.186"></a>
-<span class="sourceLineNo">187</span> * <p><a name="line.187"></a>
-<span class="sourceLineNo">188</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * a new region is created and all data is merged into the new region.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> * <p><a name="line.194"></a>
-<span class="sourceLineNo">195</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * an offline fashion.<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * <p><a name="line.199"></a>
-<span class="sourceLineNo">200</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.200"></a>
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-<span class="sourceLineNo">427</span><a name="line.427"></a>
-<span class="sourceLineNo">428</span> /**<a name="line.428"></a>
-<span class="sourceLineNo">429</span> * @return Will be <code>null</code> unless you call {@link #call()}<a name="line.429"></a>
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-<span class="sourceLineNo">431</span> Path getHbckLockPath() {<a name="line.431"></a>
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-<span class="sourceLineNo">438</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.438"></a>
-<span class="sourceLineNo">439</span> FsPermission defaultPerms = FSUtils.getFilePermissions(fs, this.conf,<a name="line.439"></a>
-<span class="sourceLineNo">440</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.440"></a>
-<span class="sourceLineNo">441</span> Path tmpDir = getTmpDir(conf);<a name="line.441"></a>
-<span class="sourceLineNo">442</span> this.hbckLockPath = new Path(tmpDir, HBCK_LOCK_FILE);<a name="line.442"></a>
-<span class="sourceLineNo">443</span> fs.mkdirs(tmpDir);<a name="line.443"></a>
-<span class="sourceLineNo">444</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.444"></a>
-<span class="sourceLineNo">445</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.445"></a>
-<span class="sourceLineNo">446</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.446"></a>
-<span class="sourceLineNo">447</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.447"></a>
-<span class="sourceLineNo">448</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.448"></a>
-<span class="sourceLineNo">449</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.449"></a>
-<span class="sourceLineNo">450</span> out.flush();<a name="line.450"></a>
-<span class="sourceLineNo">451</span> return out;<a name="line.451"></a>
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-<span class="sourceLineNo">454</span> return null;<a name="line.454"></a>
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-<span class="sourceLineNo">456</span> throw e;<a name="line.456"></a>
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-<span class="sourceLineNo">461</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.461"></a>
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-<span class="sourceLineNo">463</span> throws IOException {<a name="line.463"></a>
-<span class="sourceLineNo">464</span> IOException exception = null;<a name="line.464"></a>
-<span class="sourceLineNo">465</span> do {<a name="line.465"></a>
-<span class="sourceLineNo">466</span> try {<a name="line.466"></a>
-<span class="sourceLineNo">467</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.467"></a>
-<span class="sourceLineNo">468</span> } catch (IOException ioe) {<a name="line.468"></a>
-<span class="sourceLineNo">469</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.469"></a>
-<span class="sourceLineNo">470</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.470"></a>
-<span class="sourceLineNo">471</span> + retryCounter.getMaxAttempts());<a name="line.471"></a>
-<span class="sourceLineNo">472</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.472"></a>
-<span class="sourceLineNo">473</span> ioe);<a name="line.473"></a>
-<span class="sourceLineNo">474</span> try {<a name="line.474"></a>
-<span class="sourceLineNo">475</span> exception = ioe;<a name="line.475"></a>
-<span class="sourceLineNo">476</span> retryCounter.sleepUntilNextRetry();<a name="line.476"></a>
-<span class="sourceLineNo">477</span> } catch (InterruptedException ie) {<a name="line.477"></a>
-<span class="sourceLineNo">478</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.478"></a>
-<span class="sourceLineNo">479</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.479"></a>
-<span class="sourceLineNo">480</span> .initCause(ie);<a name="line.480"></a>
-<span class="sourceLineNo">481</span> }<a name="line.481"></a>
-<span class="sourceLineNo">482</span> }<a name="line.482"></a>
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-<span class="sourceLineNo">485</span> throw exception;<a name="line.485"></a>
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-<span class="sourceLineNo">488</span><a name="line.488"></a>
-<span class="sourceLineNo">489</span> /**<a name="line.489"></a>
-<span class="sourceLineNo">490</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.490"></a>
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-<span class="sourceLineNo">492</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.492"></a>
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-<span class="sourceLineNo">494</span> */<a name="line.494"></a>
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-<span class="sourceLineNo">496</span> RetryCounter retryCounter) throws IOException {<a name="line.496"></a>
-<span class="sourceLineNo">497</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.497"></a>
-<span class="sourceLineNo">498</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.498"></a>
-<span class="sourceLineNo">499</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.499"></a>
-<span class="sourceLineNo">500</span> executor.execute(futureTask);<a name="line.500"></a>
-<span class="sourceLineNo">501</span> final int timeoutInSeconds = conf.getInt(<a name="line.501"></a>
-<span class="sourceLineNo">502</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.502"></a>
-<span class="sourceLineNo">503</span> FSDataOutputStream stream = null;<a name="line.503"></a>
-<span class="sourceLineNo">504</span> try {<a name="line.504"></a>
-<span class="sourceLineNo">505</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.505"></a>
-<span class="sourceLineNo">506</span> } catch (ExecutionException ee) {<a name="line.506"></a>
-<span class="sourceLineNo">507</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.507"></a>
-<span class="sourceLineNo">508</span> } catch (InterruptedException ie) {<a name="line.508"></a>
-<span class="sourceLineNo">509</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.509"></a>
-<span class="sourceLineNo">510</span> Thread.currentThread().interrupt();<a name="line.510"></a>
-<span class="sourceLineNo">511</span> } catch (TimeoutException exception) {<a name="line.511"></a>
-<span class="sourceLineNo">512</span> // took too long to obtain lock<a name="line.512"></a>
-<span class="sourceLineNo">513</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.513"></a>
-<span class="sourceLineNo">514</span> futureTask.cancel(true);<a name="line.514"></a>
-<span class="sourceLineNo">515</span> } finally {<a name="line.515"></a>
-<span class="sourceLineNo">516</span> executor.shutdownNow();<a name="line.516"></a>
-<span class="sourceLineNo">517</span> }<a name="line.517"></a>
-<span class="sourceLineNo">518</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.518"></a>
-<span class="sourceLineNo">519</span> }<a name="line.519"></a>
-<span class="sourceLineNo">520</span><a name="line.520"></a>
-<span class="sourceLineNo">521</span> private void unlockHbck() {<a name="line.521"></a>
-<span class="sourceLineNo">522</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.522"></a>
-<span class="sourceLineNo">523</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.523"></a>
-<span class="sourceLineNo">524</span> do {<a name="line.524"></a>
-<span class="sourceLineNo">525</span> try {<a name="line.525"></a>
-<span class="sourceLineNo">526</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.526"></a>
-<span class="sourceLineNo">527</span> FSUtils.delete(FSUtils.getCurrentFileSystem(getConf()), HBCK_LOCK_PATH, true);<a name="line.527"></a>
-<span class="sourceLineNo">528</span> LOG.info("Finishing hbck");<a name="line.528"></a>
-<span class="sourceLineNo">529</span> return;<a name="line.529"></a>
-<span class="sourceLineNo">530</span> } catch (IOException ioe) {<a name="line.530"></a>
-<span class="sourceLineNo">531</span> LOG.info("Failed to delete " + HBCK_LOCK_PATH + ", try="<a name="line.531"></a>
-<span class="sourceLineNo">532</span> + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.532"></a>
-<span class="sourceLineNo">533</span> + retryCounter.getMaxAttempts());<a name="line.533"></a>
-<span class="sourceLineNo">534</span> LOG.debug("Failed to delete " + HBCK_LOCK_PATH, ioe);<a name="line.534"></a>
-<span class="sourceLineNo">535</span> try {<a name="line.535"></a>
-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
-<span class="sourceLineNo">537</span> } catch (InterruptedException ie) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span> Thread.currentThread().interrupt();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
-<span class="sourceLineNo">548</span> /**<a name="line.548"></a>
-<span class="sourceLineNo">549</span> * To repair region consistency, one must call connect() in order to repair<a name="line.549"></a>
-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
-<span class="sourceLineNo">551</span> */<a name="line.551"></a>
-<span class="sourceLineNo">552</span> public void connect() throws IOException {<a name="line.552"></a>
-<span class="sourceLineNo">553</span><a name="line.553"></a>
-<span class="sourceLineNo">554</span> if (isExclusive()) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.334"></a>
+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.339"></a>
+<span class="sourceLineNo">340</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.340"></a>
+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
+<span class="sourceLineNo">343</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.343"></a>
+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> private boolean hbckZodeCreated = false;<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Constructor<a name="line.350"></a>
+<span class="sourceLineNo">351</span> *<a name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param conf Configuration object<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @throws MasterNotRunningException if the master is not running<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.354"></a>
+<span class="sourceLineNo">355</span> */<a name="line.355"></a>
+<span class="sourceLineNo">356</span> public HBaseFsck(Configuration conf) throws IOException, ClassNotFoundException {<a name="line.356"></a>
+<span class="sourceLineNo">357</span> this(conf, createThreadPool(conf));<a name="line.357"></a>
+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
+<span class="sourceLineNo">359</span><a name="line.359"></a>
+<span class="sourceLineNo">360</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.360"></a>
+<span class="sourceLineNo">361</span> int numThreads = conf.getInt("hbasefsck.numthreads", MAX_NUM_THREADS);<a name="line.361"></a>
+<span class="sourceLineNo">362</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Constructor<a name="line.366"></a>
+<span class="sourceLineNo">367</span> *<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * @param conf<a name="line.368"></a>
+<span class="sourceLineNo">369</span> * Configuration object<a name="line.369"></a>
+<span class="sourceLineNo">370</span> * @throws MasterNotRunningException<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
+<span class="sourceLineNo">375</span> public HBaseFsck(Configuration conf, ExecutorService exec) throws MasterNotRunningException,<a name="line.375"></a>
+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
+<span class="sourceLineNo">380</span> lockFileRetryCounterFactory = createLockRetryCounterFactory(getConf());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> createZNodeRetryCounterFactory = createZnodeRetryCounterFactory(getConf());<a name="line.381"></a>
+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> /**<a name="line.385"></a>
+<span class="sourceLineNo">386</span> * @return A retry counter factory configured for retrying lock file creation.<a name="line.386"></a>
+<span class="sourceLineNo">387</span> */<a name="line.387"></a>
+<span class="sourceLineNo">388</span> public static RetryCounterFactory createLockRetryCounterFactory(Configuration conf) {<a name="line.388"></a>
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+<span class="sourceLineNo">391</span> conf.getInt("hbase.hbck.lockfile.attempt.sleep.interval",<a name="line.391"></a>
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+<span class="sourceLineNo">393</span> conf.getInt("hbase.hbck.lockfile.attempt.maxsleeptime",<a name="line.393"></a>
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+<span class="sourceLineNo">395</span> }<a name="line.395"></a>
+<span class="sourceLineNo">396</span><a name="line.396"></a>
+<span class="sourceLineNo">397</span> /**<a name="line.397"></a>
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+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
+<span class="sourceLineNo">400</span> private static RetryCounterFactory createZnodeRetryCounterFactory(Configuration conf) {<a name="line.400"></a>
+<span class="sourceLineNo">401</span> return new RetryCounterFactory(<a name="line.401"></a>
+<span class="sourceLineNo">402</span> conf.getInt("hbase.hbck.createznode.attempts", DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS),<a name="line.402"></a>
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+<span class="sourceLineNo">405</span> conf.getInt("hbase.hbck.createznode.attempt.maxsleeptime",<a name="line.405"></a>
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+<span class="sourceLineNo">407</span> }<a name="line.407"></a>
+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
+<span class="sourceLineNo">410</span> * @return Return the tmp dir this tool writes too.<a name="line.410"></a>
+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
+<span class="sourceLineNo">413</span> public static Path getTmpDir(Configuration conf) throws IOException {<a name="line.413"></a>
+<span class="sourceLineNo">414</span> return new Path(FSUtils.getRootDir(conf), HConstants.HBASE_TEMP_DIRECTORY);<a name="line.414"></a>
+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> private static class FileLockCallable implements Callable<FSDataOutputStream> {<a name="line.417"></a>
+<span class="sourceLineNo">418</span> RetryCounter retryCounter;<a name="line.418"></a>
+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
+<span class="sourceLineNo">420</span> private Path hbckLockPath = null;<a name="line.420"></a>
+<span class="sourceLineNo">421</span><a name="line.421"></a>
+<span class="sourceLineNo">422</span> public FileLockCallable(Configuration conf, RetryCounter retryCounter) {<a name="line.422"></a>
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+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span> /**<a name="line.427"></a>
+<span class="sourceLineNo">428</span> * @return Will be <code>null</code> unless you call {@link #call()}<a name="line.428"></a>
+<span class="sourceLineNo">429</span> */<a name="line.429"></a>
+<span class="sourceLineNo">430</span> Path getHbckLockPath() {<a name="line.430"></a>
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+<span class="sourceLineNo">432</span> }<a name="line.432"></a>
+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span> @Override<a name="line.434"></a>
+<span class="sourceLineNo">435</span> public FSDataOutputStream call() throws IOException {<a name="line.435"></a>
+<span class="sourceLineNo">436</span> try {<a name="line.436"></a>
+<span class="sourceLineNo">437</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.437"></a>
+<span class="sourceLineNo">438</span> FsPermission defaultPerms = FSUtils.getFilePermissions(fs, this.conf,<a name="line.438"></a>
+<span class="sourceLineNo">439</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.439"></a>
+<span class="sourceLineNo">440</span> Path tmpDir = getTmpDir(conf);<a name="line.440"></a>
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+<span class="sourceLineNo">442</span> fs.mkdirs(tmpDir);<a name="line.442"></a>
+<span class="sourceLineNo">443</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.443"></a>
+<span class="sourceLineNo">444</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.444"></a>
+<span class="sourceLineNo">445</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.445"></a>
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.ServerEventsListenerThread.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.ServerEventsListenerThread.html b/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.ServerEventsListenerThread.html
index 809f66f..9b60dd0 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.ServerEventsListenerThread.html
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+<span class="sourceLineNo">771</span> ServerName sn =<a name="line.771"></a>
+<span class="sourceLineNo">772</span> ServerName.parseVersionedServerName(CellUtil.cloneValue(serverCell));<a name="line.772"></a>
+<span class="sourceLineNo">773</span> if (sn == null) {<a name="line.773"></a>
+<span class="sourceLineNo">774</span> found.set(false);<a name="line.774"></a>
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+<span class="sourceLineNo">776</span> try {<a name="line.776"></a>
+<span class="sourceLineNo">777</span> ClientProtos.ClientService.BlockingInterface rs = conn.getClient(sn);<a name="line.777"></a>
+<span class="sourceLineNo">778</span> ClientProtos.GetRequest request =<a name="line.778"></a>
+<span class="sourceLineNo">779</span> RequestConverter.buildGetRequest(info.getRegionName(),<a name="line.779"></a>
+<span class="sourceLineNo">780</span> new Get(ROW_KEY));<a name="line.780"></a>
+<span class="sourceLineNo">781</span> rs.get(null, request);<a name="line.781"></a>
+<span class="sourceLineNo">782</span> assignedRegions.add(info);<a name="line.782"></a>
+<span class="sourceLineNo">783</span> } catch(Exception ex) {<a name="line.783"></a>
+<span class="sourceLineNo">784</span> LOG.debug("Caught exception while verifying group region", ex);<a name="line.784"></a>
+<span class="sourceLineNo">785</span> }<a name="line.785"></a>
+<span class="sourceLineNo">786</span> }<a name="line.786"></a>
+<span class="sourceLineNo">787</span> foundRegions.add(info);<a name="line.787"></a>
+<span class="sourceLineNo">788</span> }<a name="line.788"></a>
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+<span class="sourceLineNo">792</span> };<a name="line.792"></a>
+<span class="sourceLineNo">793</span> MetaTableAccessor.fullScanRegions(conn, visitor);<a name="line.793"></a>
+<span class="sourceLineNo">794</span> // if no regions in meta then we have to create the table<a name="line.794"></a>
+<span class="sourceLineNo">795</span> if (foundRegions.size() < 1 && rootMetaFound && !createSent) {<a name="line.795"></a>
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+<span class="sourceLineNo">797</span> createSent = true;<a name="line.797"></a>
+<span class="sourceLineNo">798</span> }<a name="line.798"></a>
+<span class="sourceLineNo">799</span> LOG.info("RSGroup table=" + RSGROUP_TABLE_NAME + " isOnline=" + found.get()<a name="line.799"></a>
+<span class="sourceLineNo">800</span> + ", regionCount=" + foundRegions.size() + ", assignCount="<a name="line.800"></a>
+<span class="sourceLineNo">801</span> + assignedRegions.size() + ", rootMetaFound=" + rootMetaFound);<a name="line.801"></a>
+<span class="sourceLineNo">802</span> found.set(found.get() && assignedRegions.size() == foundRegions.size()<a name="line.802"></a>
+<span class="sourceLineNo">803</span> && foundRegions.size() > 0);<a name="line.803"></a>
+<span class="sourceLineNo">804</span> } else {<a name="line.804"></a>
+<span class="sourceLineNo">805</span> LOG.info("Waiting for catalog tables to come online");<a name="line.805"></a>
+<span class="sourceLineNo">806</span> found.set(false);<a name="line.806"></a>
+<span class="sourceLineNo">807</span> }<a name="line.807"></a>
+<span class="sourceLineNo">808</span> if (found.get()) {<a name="line.808"></a>
+<span class="sourceLineNo">809</span> LOG.debug("With group table online, refreshing cached information.");<a name="line.809"></a>
+<span class="sourceLineNo">810</span> RSGroupInfoManagerImpl.this.refresh(true);<a name="line.810"></a>
+<span class="sourceLineNo">811</span> online = true;<a name="line.811"></a>
+<span class="sourceLineNo">812</span> //flush any inconsistencies between ZK and HTable<a name="line.812"></a>
+<span class="sourceLineNo">813</span> RSGroupInfoManagerImpl.this.flushConfig();<a name="line.813"></a>
+<span class="sourceLineNo">814</span> }<a name="line.814"></a>
+<span class="sourceLineNo">815</span> } catch (RuntimeException e) {<a name="line.815"></a>
+<span class="sourceLineNo">816</span> throw e;<a name="line.816"></a>
+<span class="sourceLineNo">817</span> } catch(Exception e) {<a name="line.817"></a>
+<span class="sourceLineNo">818</span> found.set(false);<a name="line.818"></a>
+<span class="sourceLineNo">819</span> LOG.warn("Failed to perform check", e);<a name="line.819"></a>
+<span class="sourceLineNo">820</span> }<a name="line.820"></a>
+<span class="sourceLineNo">821</span> try {<a name="line.821"></a>
+<span class="sourceLineNo">822</span> Thread.sleep(100);<a name="line.822"></a>
+<span class="sourceLineNo">823</span> } catch (InterruptedException e) {<a name="line.823"></a>
+<span class="sourceLineNo">824</span> LOG.info("Sleep interrupted", e);<a name="line.824"></a>
+<span class="sourceLineNo">825</span> }<a name="line.825"></a>
+<span class="sourceLineNo">826</span> }<a name="line.826"></a>
+<span class="sourceLineNo">827</span> return found.get();<a name="line.827"></a>
+<span class="sourceLineNo">828</span> }<a name="line.828"></a>
+<span class="sourceLineNo">829</span><a name="line.829"></a>
+<span class="sourceLineNo">830</span> private void createRSGroupTable() throws IOException {<a name="line.830"></a>
+<span class="sourceLineNo">831</span> Long procId = masterServices.createSystemTable(RSGROUP_TABLE_DESC);<a name="line.831"></a>
+<span class="sourceLineNo">832</span> // wait for region to be online<a name="line.832"></a>
+<span class="sourceLineNo">833</span> int tries = 600;<a name="line.833"></a>
+<span class="sourceLineNo">834</span> while (!(masterServices.getMasterProcedureExecutor().isFinished(procId))<a name="line.834"></a>
+<span class="sourceLineNo">835</span> && masterServices.getMasterProcedureExecutor().isRunning()<a name="line.835"></a>
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+<span class="sourceLineNo">842</span> tries--;<a name="line.842"></a>
+<span class="sourceLineNo">843</span> }<a name="line.843"></a>
+<span class="sourceLineNo">844</span> if(tries <= 0) {<a name="line.844"></a>
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+<span class="sourceLineNo">846</span> } else {<a name="line.846"></a>
+<span class="sourceLineNo">847</span> Procedure<?> result = masterServices.getMasterProcedureExecutor().getResult(procId);<a name="line.847"></a>
+<span class="sourceLineNo">848</span> if (result != null && result.isFailed()) {<a name="line.848"></a>
+<span class="sourceLineNo">849</span> throw new IOException("Failed to create group table. " +<a name="line.849"></a>
+<span class="sourceLineNo">850</span> MasterProcedureUtil.unwrapRemoteIOException(result));<a name="line.850"></a>
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+<span class="sourceLineNo">852</span> }<a name="line.852"></a>
+<span class="sourceLineNo">853</span> }<a name="line.853"></a>
+<span class="sourceLineNo">854</span><a name="line.854"></a>
+<span class="sourceLineNo">855</span> public boolean isOnline() {<a name="line.855"></a>
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+<span class="sourceLineNo">858</span> }<a name="line.858"></a>
+<span class="sourceLineNo">859</span><a name="line.859"></a>
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+<span class="sourceLineNo">861</span> return !masterServices.isAborted() && !masterServices.isStopped();<a name="line.861"></a>
+<span class="sourceLineNo">862</span> }<a name="line.862"></a>
+<span class="sourceLineNo">863</span><a name="line.863"></a>
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+<span class="sourceLineNo">865</span> CoprocessorRpcChannel channel = rsGroupTable.coprocessorService(ROW_KEY);<a name="line.865"></a>
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+<span class="sourceLineNo">891</span> }<a name="line.891"></a>
+<span class="sourceLineNo">892</span><a name="line.892"></a>
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+<span class="sourceLineNo">897</span> }<a name="line.897"></a>
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[02/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.WorkItemOverlapMerge.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.WorkItemOverlapMerge.html b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.WorkItemOverlapMerge.html
index a957d31..62f81b6 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.WorkItemOverlapMerge.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.WorkItemOverlapMerge.html
@@ -142,5192 +142,5186 @@
<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.149"></a>
-<span class="sourceLineNo">150</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.150"></a>
-<span class="sourceLineNo">151</span>import org.apache.zookeeper.KeeperException;<a name="line.151"></a>
-<span class="sourceLineNo">152</span>import org.slf4j.Logger;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>import org.slf4j.LoggerFactory;<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * <p><a name="line.172"></a>
-<span class="sourceLineNo">173</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * accordance.<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * <p><a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * one region of a table. This means there are no individual degenerate<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * <p><a name="line.181"></a>
-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * </ol><a name="line.186"></a>
-<span class="sourceLineNo">187</span> * <p><a name="line.187"></a>
-<span class="sourceLineNo">188</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * a new region is created and all data is merged into the new region.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> * <p><a name="line.194"></a>
-<span class="sourceLineNo">195</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * an offline fashion.<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * <p><a name="line.199"></a>
-<span class="sourceLineNo">200</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.200"></a>
-<span class="sourceLineNo">201</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.201"></a>
-<span class="sourceLineNo">202</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.202"></a>
-<span class="sourceLineNo">203</span> * with proper state in the master.<a name="line.203"></a>
-<span class="sourceLineNo">204</span> * <p><a name="line.204"></a>
-<span class="sourceLineNo">205</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.205"></a>
-<span class="sourceLineNo">206</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * first be called successfully. Much of the region consistency information<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
-<span class="sourceLineNo">210</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.210"></a>
-<span class="sourceLineNo">211</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.211"></a>
-<span class="sourceLineNo">212</span> * {@link #printUsageAndExit()} for more details.<a name="line.212"></a>
-<span class="sourceLineNo">213</span> */<a name="line.213"></a>
-<span class="sourceLineNo">214</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.214"></a>
-<span class="sourceLineNo">215</span>@InterfaceStability.Evolving<a name="line.215"></a>
-<span class="sourceLineNo">216</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.216"></a>
-<span class="sourceLineNo">217</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.217"></a>
-<span class="sourceLineNo">218</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.218"></a>
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-<span class="sourceLineNo">447</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.447"></a>
-<span class="sourceLineNo">448</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.448"></a>
-<span class="sourceLineNo">449</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.449"></a>
-<span class="sourceLineNo">450</span> out.flush();<a name="line.450"></a>
-<span class="sourceLineNo">451</span> return out;<a name="line.451"></a>
-<span class="sourceLineNo">452</span> } catch(RemoteException e) {<a name="line.452"></a>
-<span class="sourceLineNo">453</span> if(AlreadyBeingCreatedException.class.getName().equals(e.getClassName())){<a name="line.453"></a>
-<span class="sourceLineNo">454</span> return null;<a name="line.454"></a>
-<span class="sourceLineNo">455</span> } else {<a name="line.455"></a>
-<span class="sourceLineNo">456</span> throw e;<a name="line.456"></a>
-<span class="sourceLineNo">457</span> }<a name="line.457"></a>
-<span class="sourceLineNo">458</span> }<a name="line.458"></a>
-<span class="sourceLineNo">459</span> }<a name="line.459"></a>
-<span class="sourceLineNo">460</span><a name="line.460"></a>
-<span class="sourceLineNo">461</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.461"></a>
-<span class="sourceLineNo">462</span> final Path hbckLockFilePath, final FsPermission defaultPerms)<a name="line.462"></a>
-<span class="sourceLineNo">463</span> throws IOException {<a name="line.463"></a>
-<span class="sourceLineNo">464</span> IOException exception = null;<a name="line.464"></a>
-<span class="sourceLineNo">465</span> do {<a name="line.465"></a>
-<span class="sourceLineNo">466</span> try {<a name="line.466"></a>
-<span class="sourceLineNo">467</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.467"></a>
-<span class="sourceLineNo">468</span> } catch (IOException ioe) {<a name="line.468"></a>
-<span class="sourceLineNo">469</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.469"></a>
-<span class="sourceLineNo">470</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.470"></a>
-<span class="sourceLineNo">471</span> + retryCounter.getMaxAttempts());<a name="line.471"></a>
-<span class="sourceLineNo">472</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.472"></a>
-<span class="sourceLineNo">473</span> ioe);<a name="line.473"></a>
-<span class="sourceLineNo">474</span> try {<a name="line.474"></a>
-<span class="sourceLineNo">475</span> exception = ioe;<a name="line.475"></a>
-<span class="sourceLineNo">476</span> retryCounter.sleepUntilNextRetry();<a name="line.476"></a>
-<span class="sourceLineNo">477</span> } catch (InterruptedException ie) {<a name="line.477"></a>
-<span class="sourceLineNo">478</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.478"></a>
-<span class="sourceLineNo">479</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.479"></a>
-<span class="sourceLineNo">480</span> .initCause(ie);<a name="line.480"></a>
-<span class="sourceLineNo">481</span> }<a name="line.481"></a>
-<span class="sourceLineNo">482</span> }<a name="line.482"></a>
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-<span class="sourceLineNo">484</span><a name="line.484"></a>
-<span class="sourceLineNo">485</span> throw exception;<a name="line.485"></a>
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-<span class="sourceLineNo">487</span> }<a name="line.487"></a>
-<span class="sourceLineNo">488</span><a name="line.488"></a>
-<span class="sourceLineNo">489</span> /**<a name="line.489"></a>
-<span class="sourceLineNo">490</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.490"></a>
-<span class="sourceLineNo">491</span> *<a name="line.491"></a>
-<span class="sourceLineNo">492</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.492"></a>
-<span class="sourceLineNo">493</span> * @throws IOException if IO failure occurs<a name="line.493"></a>
-<span class="sourceLineNo">494</span> */<a name="line.494"></a>
-<span class="sourceLineNo">495</span> public static Pair<Path, FSDataOutputStream> checkAndMarkRunningHbck(Configuration conf,<a name="line.495"></a>
-<span class="sourceLineNo">496</span> RetryCounter retryCounter) throws IOException {<a name="line.496"></a>
-<span class="sourceLineNo">497</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.497"></a>
-<span class="sourceLineNo">498</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.498"></a>
-<span class="sourceLineNo">499</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.499"></a>
-<span class="sourceLineNo">500</span> executor.execute(futureTask);<a name="line.500"></a>
-<span class="sourceLineNo">501</span> final int timeoutInSeconds = conf.getInt(<a name="line.501"></a>
-<span class="sourceLineNo">502</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.502"></a>
-<span class="sourceLineNo">503</span> FSDataOutputStream stream = null;<a name="line.503"></a>
-<span class="sourceLineNo">504</span> try {<a name="line.504"></a>
-<span class="sourceLineNo">505</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.505"></a>
-<span class="sourceLineNo">506</span> } catch (ExecutionException ee) {<a name="line.506"></a>
-<span class="sourceLineNo">507</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.507"></a>
-<span class="sourceLineNo">508</span> } catch (InterruptedException ie) {<a name="line.508"></a>
-<span class="sourceLineNo">509</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.509"></a>
-<span class="sourceLineNo">510</span> Thread.currentThread().interrupt();<a name="line.510"></a>
-<span class="sourceLineNo">511</span> } catch (TimeoutException exception) {<a name="line.511"></a>
-<span class="sourceLineNo">512</span> // took too long to obtain lock<a name="line.512"></a>
-<span class="sourceLineNo">513</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.513"></a>
-<span class="sourceLineNo">514</span> futureTask.cancel(true);<a name="line.514"></a>
-<span class="sourceLineNo">515</span> } finally {<a name="line.515"></a>
-<span class="sourceLineNo">516</span> executor.shutdownNow();<a name="line.516"></a>
-<span class="sourceLineNo">517</span> }<a name="line.517"></a>
-<span class="sourceLineNo">518</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.518"></a>
-<span class="sourceLineNo">519</span> }<a name="line.519"></a>
-<span class="sourceLineNo">520</span><a name="line.520"></a>
-<span class="sourceLineNo">521</span> private void unlockHbck() {<a name="line.521"></a>
-<span class="sourceLineNo">522</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.522"></a>
-<span class="sourceLineNo">523</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.523"></a>
-<span class="sourceLineNo">524</span> do {<a name="line.524"></a>
-<span class="sourceLineNo">525</span> try {<a name="line.525"></a>
-<span class="sourceLineNo">526</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.526"></a>
-<span class="sourceLineNo">527</span> FSUtils.delete(FSUtils.getCurrentFileSystem(getConf()), HBCK_LOCK_PATH, true);<a name="line.527"></a>
-<span class="sourceLineNo">528</span> LOG.info("Finishing hbck");<a name="line.528"></a>
-<span class="sourceLineNo">529</span> return;<a name="line.529"></a>
-<span class="sourceLineNo">530</span> } catch (IOException ioe) {<a name="line.530"></a>
-<span class="sourceLineNo">531</span> LOG.info("Failed to delete " + HBCK_LOCK_PATH + ", try="<a name="line.531"></a>
-<span class="sourceLineNo">532</span> + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.532"></a>
-<span class="sourceLineNo">533</span> + retryCounter.getMaxAttempts());<a name="line.533"></a>
-<span class="sourceLineNo">534</span> LOG.debug("Failed to delete " + HBCK_LOCK_PATH, ioe);<a name="line.534"></a>
-<span class="sourceLineNo">535</span> try {<a name="line.535"></a>
-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
-<span class="sourceLineNo">537</span> } catch (InterruptedException ie) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span> Thread.currentThread().interrupt();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
-<span class="sourceLineNo">548</span> /**<a name="line.548"></a>
-<span class="sourceLineNo">549</span> * To repair region consistency, one must call connect() in order to repair<a name="line.549"></a>
-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
-<span class="sourceLineNo">551</span> */<a name="line.551"></a>
-<span class="sourceLineNo">552</span> public void connect() throws IOException {<a name="line.552"></a>
-<span class="sourceLineNo">553</span><a name="line.553"></a>
-<span class="sourceLineNo">554</span> if (isExclusive()) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.334"></a>
+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.339"></a>
+<span class="sourceLineNo">340</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.340"></a>
+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
+<span class="sourceLineNo">343</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.343"></a>
+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> private boolean hbckZodeCreated = false;<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Constructor<a name="line.350"></a>
+<span class="sourceLineNo">351</span> *<a name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param conf Configuration object<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @throws MasterNotRunningException if the master is not running<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.354"></a>
+<span class="sourceLineNo">355</span> */<a name="line.355"></a>
+<span class="sourceLineNo">356</span> public HBaseFsck(Configuration conf) throws IOException, ClassNotFoundException {<a name="line.356"></a>
+<span class="sourceLineNo">357</span> this(conf, createThreadPool(conf));<a name="line.357"></a>
+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
+<span class="sourceLineNo">359</span><a name="line.359"></a>
+<span class="sourceLineNo">360</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.360"></a>
+<span class="sourceLineNo">361</span> int numThreads = conf.getInt("hbasefsck.numthreads", MAX_NUM_THREADS);<a name="line.361"></a>
+<span class="sourceLineNo">362</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Constructor<a name="line.366"></a>
+<span class="sourceLineNo">367</span> *<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * @param conf<a name="line.368"></a>
+<span class="sourceLineNo">369</span> * Configuration object<a name="line.369"></a>
+<span class="sourceLineNo">370</span> * @throws MasterNotRunningException<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
+<span class="sourceLineNo">375</span> public HBaseFsck(Configuration conf, ExecutorService exec) throws MasterNotRunningException,<a name="line.375"></a>
+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
+<span class="sourceLineNo">380</span> lockFileRetryCounterFactory = createLockRetryCounterFactory(getConf());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> createZNodeRetryCounterFactory = createZnodeRetryCounterFactory(getConf());<a name="line.381"></a>
+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> /**<a name="line.385"></a>
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+<span class="sourceLineNo">387</span> */<a name="line.387"></a>
+<span class="sourceLineNo">388</span> public static RetryCounterFactory createLockRetryCounterFactory(Configuration conf) {<a name="line.388"></a>
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+<span class="sourceLineNo">390</span> conf.getInt("hbase.hbck.lockfile.attempts", DEFAULT_MAX_LOCK_FILE_ATTEMPTS),<a name="line.390"></a>
+<span class="sourceLineNo">391</span> conf.getInt("hbase.hbck.lockfile.attempt.sleep.interval",<a name="line.391"></a>
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+<span class="sourceLineNo">393</span> conf.getInt("hbase.hbck.lockfile.attempt.maxsleeptime",<a name="line.393"></a>
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+<span class="sourceLineNo">395</span> }<a name="line.395"></a>
+<span class="sourceLineNo">396</span><a name="line.396"></a>
+<span class="sourceLineNo">397</span> /**<a name="line.397"></a>
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+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
+<span class="sourceLineNo">400</span> private static RetryCounterFactory createZnodeRetryCounterFactory(Configuration conf) {<a name="line.400"></a>
+<span class="sourceLineNo">401</span> return new RetryCounterFactory(<a name="line.401"></a>
+<span class="sourceLineNo">402</span> conf.getInt("hbase.hbck.createznode.attempts", DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS),<a name="line.402"></a>
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+<span class="sourceLineNo">405</span> conf.getInt("hbase.hbck.createznode.attempt.maxsleeptime",<a name="line.405"></a>
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+<span class="sourceLineNo">407</span> }<a name="line.407"></a>
+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
+<span class="sourceLineNo">410</span> * @return Return the tmp dir this tool writes too.<a name="line.410"></a>
+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
+<span class="sourceLineNo">413</span> public static Path getTmpDir(Configuration conf) throws IOException {<a name="line.413"></a>
+<span class="sourceLineNo">414</span> return new Path(FSUtils.getRootDir(conf), HConstants.HBASE_TEMP_DIRECTORY);<a name="line.414"></a>
+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> private static class FileLockCallable implements Callable<FSDataOutputStream> {<a name="line.417"></a>
+<span class="sourceLineNo">418</span> RetryCounter retryCounter;<a name="line.418"></a>
+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
+<span class="sourceLineNo">420</span> private Path hbckLockPath = null;<a name="line.420"></a>
+<span class="sourceLineNo">421</span><a name="line.421"></a>
+<span class="sourceLineNo">422</span> public FileLockCallable(Configuration conf, RetryCounter retryCounter) {<a name="line.422"></a>
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+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span> /**<a name="line.427"></a>
+<span class="sourceLineNo">428</span> * @return Will be <code>null</code> unless you call {@link #call()}<a name="line.428"></a>
+<span class="sourceLineNo">429</span> */<a name="line.429"></a>
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+<span class="sourceLineNo">432</span> }<a name="line.432"></a>
+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span> @Override<a name="line.434"></a>
+<span class="sourceLineNo">435</span> public FSDataOutputStream call() throws IOException {<a name="line.435"></a>
+<span class="sourceLineNo">436</span> try {<a name="line.436"></a>
+<span class="sourceLineNo">437</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.437"></a>
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+<span class="sourceLineNo">439</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.439"></a>
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+<span class="sourceLineNo">442</span> fs.mkdirs(tmpDir);<a name="line.442"></a>
+<span class="sourceLineNo">443</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.443"></a>
+<span class="sourceLineNo">444</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.444"></a>
+<span class="sourceLineNo">445</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.445"></a>
+<span class="sourceLineNo">446</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.446"></a>
+<span class="sourceLineNo">447</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.447"></a>
+<span class="sourceLineNo">448</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.448"></a>
+<span class="sourceLineNo">449</span> out.flush();<a name="line.449"></a>
+<span class="sourceLineNo">450</span> return out;<a name="line.450"></a>
+<span class="sourceLineNo">451</span> } catch(RemoteException e) {<a name="line.451"></a>
+<span class="sourceLineNo">452</span> if(AlreadyBeingCreatedException.class.getName().equals(e.getClassName())){<a name="line.452"></a>
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+<span class="sourceLineNo">454</span> } else {<a name="line.454"></a>
+<span class="sourceLineNo">455</span> throw e;<a name="line.455"></a>
+<span class="sourceLineNo">456</span> }<a name="line.456"></a>
+<span class="sourceLineNo">457</span> }<a name="line.457"></a>
+<span class="sourceLineNo">458</span> }<a name="line.458"></a>
+<span class="sourceLineNo">459</span><a name="line.459"></a>
+<span class="sourceLineNo">460</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.460"></a>
+<span class="sourceLineNo">461</span> final Path hbckLockFilePath, final FsPermission defaultPerms)<a name="line.461"></a>
+<span class="sourceLineNo">462</span> throws IOException {<a name="line.462"></a>
+<span class="sourceLineNo">463</span> IOException exception = null;<a name="line.463"></a>
+<span class="sourceLineNo">464</span> do {<a name="line.464"></a>
+<span class="sourceLineNo">465</span> try {<a name="line.465"></a>
+<span class="sourceLineNo">466</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.466"></a>
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<TRUNCATED>
[24/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.SystemExitWhenAbortTimeout.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.SystemExitWhenAbortTimeout.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.SystemExitWhenAbortTimeout.html
index ea05301..26a93dd 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.SystemExitWhenAbortTimeout.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.SystemExitWhenAbortTimeout.html
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8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/org/apache/hadoop/hbase/zookeeper/ZKUtil.html
----------------------------------------------------------------------
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.TableInfo.html
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<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
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-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
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-<span class="sourceLineNo">528</span> LOG.info("Finishing hbck");<a name="line.528"></a>
-<span class="sourceLineNo">529</span> return;<a name="line.529"></a>
-<span class="sourceLineNo">530</span> } catch (IOException ioe) {<a name="line.530"></a>
-<span class="sourceLineNo">531</span> LOG.info("Failed to delete " + HBCK_LOCK_PATH + ", try="<a name="line.531"></a>
-<span class="sourceLineNo">532</span> + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.532"></a>
-<span class="sourceLineNo">533</span> + retryCounter.getMaxAttempts());<a name="line.533"></a>
-<span class="sourceLineNo">534</span> LOG.debug("Failed to delete " + HBCK_LOCK_PATH, ioe);<a name="line.534"></a>
-<span class="sourceLineNo">535</span> try {<a name="line.535"></a>
-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
-<span class="sourceLineNo">537</span> } catch (InterruptedException ie) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span> Thread.currentThread().interrupt();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
-<span class="sourceLineNo">548</span> /**<a name="line.548"></a>
-<span class="sourceLineNo">549</span> * To repair region consistency, one must call connect() in order to repair<a name="line.549"></a>
-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
-<span class="sourceLineNo">551</span> */<a name="line.551"></a>
-<span class="sourceLineNo">552</span> public void connect() throws IOException {<a name="line.552"></a>
-<span class="sourceLineNo">553</span><a name="line.553"></a>
-<span class="sourceLineNo">554</span> if (isExclusive()) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
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+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
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+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
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+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.339"></a>
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+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
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+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> private boolean hbckZodeCreated = false;<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Constructor<a name="line.350"></a>
+<span class="sourceLineNo">351</span> *<a name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param conf Configuration object<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @throws MasterNotRunningException if the master is not running<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.354"></a>
+<span class="sourceLineNo">355</span> */<a name="line.355"></a>
+<span class="sourceLineNo">356</span> public HBaseFsck(Configuration conf) throws IOException, ClassNotFoundException {<a name="line.356"></a>
+<span class="sourceLineNo">357</span> this(conf, createThreadPool(conf));<a name="line.357"></a>
+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
+<span class="sourceLineNo">359</span><a name="line.359"></a>
+<span class="sourceLineNo">360</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.360"></a>
+<span class="sourceLineNo">361</span> int numThreads = conf.getInt("hbasefsck.numthreads", MAX_NUM_THREADS);<a name="line.361"></a>
+<span class="sourceLineNo">362</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Constructor<a name="line.366"></a>
+<span class="sourceLineNo">367</span> *<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * @param conf<a name="line.368"></a>
+<span class="sourceLineNo">369</span> * Configuration object<a name="line.369"></a>
+<span class="sourceLineNo">370</span> * @throws MasterNotRunningException<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
+<span class="sourceLineNo">375</span> public HBaseFsck(Configuration conf, ExecutorService exec) throws MasterNotRunningException,<a name="line.375"></a>
+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
+<span class="sourceLineNo">380</span> lockFileRetryCounterFactory = createLockRetryCounterFactory(getConf());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> createZNodeRetryCounterFactory = createZnodeRetryCounterFactory(getConf());<a name="line.381"></a>
+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> /**<a name="line.385"></a>
+<span class="sourceLineNo">386</span> * @return A retry counter factory configured for retrying lock file creation.<a name="line.386"></a>
+<span class="sourceLineNo">387</span> */<a name="line.387"></a>
+<span class="sourceLineNo">388</span> public static RetryCounterFactory createLockRetryCounterFactory(Configuration conf) {<a name="line.388"></a>
+<span class="sourceLineNo">389</span> return new RetryCounterFactory(<a name="line.389"></a>
+<span class="sourceLineNo">390</span> conf.getInt("hbase.hbck.lockfile.attempts", DEFAULT_MAX_LOCK_FILE_ATTEMPTS),<a name="line.390"></a>
+<span class="sourceLineNo">391</span> conf.getInt("hbase.hbck.lockfile.attempt.sleep.interval",<a name="line.391"></a>
+<span class="sourceLineNo">392</span> DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL),<a name="line.392"></a>
+<span class="sourceLineNo">393</span> conf.getInt("hbase.hbck.lockfile.attempt.maxsleeptime",<a name="line.393"></a>
+<span class="sourceLineNo">394</span> DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME));<a name="line.394"></a>
+<span class="sourceLineNo">395</span> }<a name="line.395"></a>
+<span class="sourceLineNo">396</span><a name="line.396"></a>
+<span class="sourceLineNo">397</span> /**<a name="line.397"></a>
+<span class="sourceLineNo">398</span> * @return A retry counter factory configured for retrying znode creation.<a name="line.398"></a>
+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
+<span class="sourceLineNo">400</span> private static RetryCounterFactory createZnodeRetryCounterFactory(Configuration conf) {<a name="line.400"></a>
+<span class="sourceLineNo">401</span> return new RetryCounterFactory(<a name="line.401"></a>
+<span class="sourceLineNo">402</span> conf.getInt("hbase.hbck.createznode.attempts", DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS),<a name="line.402"></a>
+<span class="sourceLineNo">403</span> conf.getInt("hbase.hbck.createznode.attempt.sleep.interval",<a name="line.403"></a>
+<span class="sourceLineNo">404</span> DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL),<a name="line.404"></a>
+<span class="sourceLineNo">405</span> conf.getInt("hbase.hbck.createznode.attempt.maxsleeptime",<a name="line.405"></a>
+<span class="sourceLineNo">406</span> DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME));<a name="line.406"></a>
+<span class="sourceLineNo">407</span> }<a name="line.407"></a>
+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
+<span class="sourceLineNo">410</span> * @return Return the tmp dir this tool writes too.<a name="line.410"></a>
+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
+<span class="sourceLineNo">413</span> public static Path getTmpDir(Configuration conf) throws IOException {<a name="line.413"></a>
+<span class="sourceLineNo">414</span> return new Path(FSUtils.getRootDir(conf), HConstants.HBASE_TEMP_DIRECTORY);<a name="line.414"></a>
+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> private static class FileLockCallable implements Callable<FSDataOutputStream> {<a name="line.417"></a>
+<span class="sourceLineNo">418</span> RetryCounter retryCounter;<a name="line.418"></a>
+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
+<span class="sourceLineNo">420</span> private Path hbckLockPath = null;<a name="line.420"></a>
+<span class="sourceLineNo">421</span><a name="line.421"></a>
+<span class="sourceLineNo">422</span> public FileLockCallable(Configuration conf, RetryCounter retryCounter) {<a name="line.422"></a>
+<span class="sourceLineNo">423</span> this.retryCounter = retryCounter;<a name="line.423"></a>
+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span> /**<a name="line.427"></a>
+<span class="sourceLineNo">428</span> * @return Will be <code>null</code> unless you call {@link #call()}<a name="line.428"></a>
+<span class="sourceLineNo">429</span> */<a name="line.429"></a>
+<span class="sourceLineNo">430</span> Path getHbckLockPath() {<a name="line.430"></a>
+<span class="sourceLineNo">431</span> return this.hbckLockPath;<a name="line.431"></a>
+<span class="sourceLineNo">432</span> }<a name="line.432"></a>
+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span> @Override<a name="line.434"></a>
+<span class="sourceLineNo">435</span> public FSDataOutputStream call() throws IOException {<a name="line.435"></a>
+<span class="sourceLineNo">436</span> try {<a name="line.436"></a>
+<span class="sourceLineNo">437</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.437"></a>
+<span class="sourceLineNo">438</span> FsPermission defaultPerms = FSUtils.getFilePermissions(fs, this.conf,<a name="line.438"></a>
+<span class="sourceLineNo">439</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.439"></a>
+<span class="sourceLineNo">440</span> Path tmpDir = getTmpDir(conf);<a name="line.440"></a>
+<span class="sourceLineNo">441</span> this.hbckLockPath = new Path(tmpDir, HBCK_LOCK_FILE);<a name="line.441"></a>
+<span class="sourceLineNo">442</span> fs.mkdirs(tmpDir);<a name="line.442"></a>
+<span class="sourceLineNo">443</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.443"></a>
+<span class="sourceLineNo">444</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.444"></a>
+<span class="sourceLineNo">445</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.445"></a>
+<span class="sourceLineNo">446</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.446"></a>
+<span class="sourceLineNo">447</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.447"></a>
+<span class="sourceLineNo">448</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.448"></a>
+<span class="sourceLineNo">449</span> out.flush();<a name="line.449"></a>
+<span class="sourceLineNo">450</span> return out;<a name="line.450"></a>
+<span class="sourceLineNo">451</span> } catch(RemoteException e) {<a name="line.451"></a>
+<span class="sourceLineNo">452</span> if(AlreadyBeingCreatedException.class.getName().equals(e.getClassName())){<a name="line.452"></a>
+<span class="sourceLineNo">453</span> return null;<a name="line.453"></a>
+<span class="sourceLineNo">454</span> } else {<a name="line.454"></a>
+<span class="sourceLineNo">455</span> throw e;<a name="line.455"></a>
+<span class="sourceLineNo">456</span> }<a name="line.456"></a>
+<span class="sourceLineNo">457</span> }<a name="line.457"></a>
+<span class="sourceLineNo">458</span> }<a name="line.458"></a>
+<span class="sourceLineNo">459</span><a name="line.459"></a>
+<span class="sourceLineNo">460</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.460"></a>
+<span class="sourceLineNo">461</span> final Path hbckLockFilePath, final FsPermission defaultPerms)<a name="line.461"></a>
+<span class="sourceLineNo">462</span> throws IOException {<a name="line.462"></a>
+<span class="sourceLineNo">463</span> IOException exception = null;<a name="line.463"></a>
+<span class="sourceLineNo">464</span> do {<a name="line.464"></a>
+<span class="sourceLineNo">465</span> try {<a name="line.465"></a>
+<span class="sourceLineNo">466</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.466"></a>
+<span class="sourceLineNo">467</span> } catch (IOException ioe) {<a name="line.467"></a>
+<span class="sourceLineNo">468</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.468"></a>
+<span class="sourceLineNo">469</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.469"></a>
+<span class="sourceLineNo">470</span> + retryCounter.getMaxAttempts());<a name="line.470"></a>
+<span class="sourceLineNo">471</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.471"></a>
+<span class="sourceLineNo">472</span> ioe);<a name="line.472"></a>
+<span class="sourceLineNo">473</span> try {<a name="line.473"></a>
+<span class="sourceLineNo">474</span> exception = ioe;<a name="line.474"></a>
+<span class="sourceLineNo">475</span> retryCounter.sleepUntilNextRetry();<a name="line.475"></a>
+<span class="sourceLineNo">476</span> } catch (InterruptedException ie) {<a name="line.476"></a>
+<span class="sourceLineNo">477</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.477"></a>
+<span class="sourceLineNo">478</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.478"></a>
+<span class="sourceLineNo">479</span> .initCause(ie);<a name="line.479"></a>
+<span class="sourceLineNo">480</span> }<a name="line.480"></a>
+<span class="sourceLineNo">481</span> }<a name="line.481"></a>
+<span class="sourceLineNo">482</span> } while (retryCounter.shouldRetry());<a name="line.482"></a>
+<span class="sourceLineNo">483</span><a name="line.483"></a>
+<span class="sourceLineNo">484</span> throw exception;<a name="line.484"></a>
+<span class="sourceLineNo">485</span> }<a name="line.485"></a>
+<span class="sourceLineNo">486</span> }<a name="line.486"></a>
+<span class="sourceLineNo">487</span><a name="line.487"></a>
+<span class="sourceLineNo">488</span> /**<a name="line.488"></a>
+<span class="sourceLineNo">489</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.489"></a>
+<span class="sourceLineNo">490</span> *<a name="line.490"></a>
+<span class="sourceLineNo">491</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.491"></a>
+<span class="sourceLineNo">492</span> * @throws IOException if IO failure occurs<a name="line.492"></a>
+<span class="sourceLineNo">493</span> */<a name="line.493"></a>
+<span class="sourceLineNo">494</span> public static Pair<Path, FSDataOutputStream> checkAndMarkRunningHbck(Configuration conf,<a name="line.494"></a>
+<span class="sourceLineNo">495</span> RetryCounter retryCounter) throws IOException {<a name="line.495"></a>
+<span class="sourceLineNo">496</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.496"></a>
+<span class="sourceLineNo">497</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.497"></a>
+<span class="sourceLineNo">498</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.498"></a>
+<span class="sourceLineNo">499</span> executor.execute(futureTask);<a name="line.499"></a>
+<span class="sourceLineNo">500</span> final int timeoutInSeconds = conf.getInt(<a name="line.500"></a>
+<span class="sourceLineNo">501</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.501"></a>
+<span class="sourceLineNo">502</span> FSDataOutputStream stream = null;<a name="line.502"></a>
+<span class="sourceLineNo">503</span> try {<a name="line.503"></a>
+<span class="sourceLineNo">504</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.504"></a>
+<span class="sourceLineNo">505</span> } catch (ExecutionException ee) {<a name="line.505"></a>
+<span class="sourceLineNo">506</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.506"></a>
+<span class="sourceLineNo">507</span> } catch (InterruptedException ie) {<a name="line.507"></a>
+<span class="sourceLineNo">508</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.508"></a>
+<span class="sourceLineNo">509</span> Thread.currentThread().interrupt();<a name="line.509"></a>
+<span class="sourceLineNo">510</span> } catch (TimeoutException exception) {<a name="line.510"></a>
+<span class="sourceLineNo">511</span> // took too long to obtain lock<a name="line.511"></a>
+<span class="sourceLineNo">512</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.512"></a>
+<span class="sourceLineNo">513</span> futureTask.cancel(true);<a name="line.513"></a>
+<span class="sourceLineNo">514</span> } finally {<a name="line.514"></a>
+<span class="sourceLineNo">515</span> executor.shutdownNow();<a name="line.515"></a>
+<span class="sourceLineNo">516</span> }<a name="line.516"></a>
+<span class="sourceLineNo">517</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.517"></a>
+<span class="sourceLineNo">518</span> }<a name="line.518"></a>
+<span class="sourceLineNo">519</span><a name="line.519"></a>
+<span class="sourceLineNo">520</span> private void unlockHbck() {<a name="line.520"></a>
+<span class="sourceLineNo">521</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.521"></a>
+<span class="sourceLineNo">522</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.522"></a>
+<span class="sourceLineNo">523</span> do {<a name="line.523"></a>
+<span class="sourceLineNo">524</span> try {<a name="line.524"></a>
+<span class="sourceLineNo">525</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.525"></a>
+<span class="sourceLineNo">526</span> FSUtils.delete(FSUtils.getCurrentFileSystem(getConf()),
<TRUNCATED>
[10/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.PrintingErrorReporter.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.PrintingErrorReporter.html b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.PrintingErrorReporter.html
index a957d31..62f81b6 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.PrintingErrorReporter.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.PrintingErrorReporter.html
@@ -142,5192 +142,5186 @@
<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.149"></a>
-<span class="sourceLineNo">150</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.150"></a>
-<span class="sourceLineNo">151</span>import org.apache.zookeeper.KeeperException;<a name="line.151"></a>
-<span class="sourceLineNo">152</span>import org.slf4j.Logger;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>import org.slf4j.LoggerFactory;<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * <p><a name="line.172"></a>
-<span class="sourceLineNo">173</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * accordance.<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * <p><a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * one region of a table. This means there are no individual degenerate<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * <p><a name="line.181"></a>
-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * </ol><a name="line.186"></a>
-<span class="sourceLineNo">187</span> * <p><a name="line.187"></a>
-<span class="sourceLineNo">188</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * a new region is created and all data is merged into the new region.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> * <p><a name="line.194"></a>
-<span class="sourceLineNo">195</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * an offline fashion.<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * <p><a name="line.199"></a>
-<span class="sourceLineNo">200</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.200"></a>
-<span class="sourceLineNo">201</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.201"></a>
-<span class="sourceLineNo">202</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.202"></a>
-<span class="sourceLineNo">203</span> * with proper state in the master.<a name="line.203"></a>
-<span class="sourceLineNo">204</span> * <p><a name="line.204"></a>
-<span class="sourceLineNo">205</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.205"></a>
-<span class="sourceLineNo">206</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * first be called successfully. Much of the region consistency information<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
-<span class="sourceLineNo">210</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.210"></a>
-<span class="sourceLineNo">211</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.211"></a>
-<span class="sourceLineNo">212</span> * {@link #printUsageAndExit()} for more details.<a name="line.212"></a>
-<span class="sourceLineNo">213</span> */<a name="line.213"></a>
-<span class="sourceLineNo">214</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.214"></a>
-<span class="sourceLineNo">215</span>@InterfaceStability.Evolving<a name="line.215"></a>
-<span class="sourceLineNo">216</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.216"></a>
-<span class="sourceLineNo">217</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.217"></a>
-<span class="sourceLineNo">218</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.218"></a>
-<span class="sourceLineNo">219</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.219"></a>
-<span class="sourceLineNo">220</span> private static boolean rsSupportsOffline = true;<a name="line.220"></a>
-<span class="sourceLineNo">221</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.221"></a>
-<span class="sourceLineNo">222</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.222"></a>
-<span class="sourceLineNo">223</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.223"></a>
-<span class="sourceLineNo">224</span> /**<a name="line.224"></a>
-<span class="sourceLineNo">225</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.225"></a>
-<span class="sourceLineNo">226</span> * It puts in place a lock when it goes to write/make changes.<a name="line.226"></a>
-<span class="sourceLineNo">227</span> */<a name="line.227"></a>
-<span class="sourceLineNo">228</span> @VisibleForTesting<a name="line.228"></a>
-<span class="sourceLineNo">229</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.229"></a>
-<span class="sourceLineNo">230</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.230"></a>
-<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.231"></a>
-<span class="sourceLineNo">232</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.232"></a>
-<span class="sourceLineNo">233</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.233"></a>
-<span class="sourceLineNo">234</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.234"></a>
-<span class="sourceLineNo">235</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.235"></a>
-<span class="sourceLineNo">236</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.236"></a>
-<span class="sourceLineNo">237</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.237"></a>
-<span class="sourceLineNo">238</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.238"></a>
-<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.239"></a>
-<span class="sourceLineNo">240</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.240"></a>
-<span class="sourceLineNo">241</span><a name="line.241"></a>
-<span class="sourceLineNo">242</span> /**********************<a name="line.242"></a>
-<span class="sourceLineNo">243</span> * Internal resources<a name="line.243"></a>
-<span class="sourceLineNo">244</span> **********************/<a name="line.244"></a>
-<span class="sourceLineNo">245</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.245"></a>
-<span class="sourceLineNo">246</span> private ClusterMetrics status;<a name="line.246"></a>
-<span class="sourceLineNo">247</span> private ClusterConnection connection;<a name="line.247"></a>
-<span class="sourceLineNo">248</span> private Admin admin;<a name="line.248"></a>
-<span class="sourceLineNo">249</span> private Table meta;<a name="line.249"></a>
-<span class="sourceLineNo">250</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.250"></a>
-<span class="sourceLineNo">251</span> protected ExecutorService executor;<a name="line.251"></a>
-<span class="sourceLineNo">252</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.252"></a>
-<span class="sourceLineNo">253</span> private HFileCorruptionChecker hfcc;<a name="line.253"></a>
-<span class="sourceLineNo">254</span> private int retcode = 0;<a name="line.254"></a>
-<span class="sourceLineNo">255</span> private Path HBCK_LOCK_PATH;<a name="line.255"></a>
-<span class="sourceLineNo">256</span> private FSDataOutputStream hbckOutFd;<a name="line.256"></a>
-<span class="sourceLineNo">257</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.257"></a>
-<span class="sourceLineNo">258</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.258"></a>
-<span class="sourceLineNo">259</span> // successful<a name="line.259"></a>
-<span class="sourceLineNo">260</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.260"></a>
-<span class="sourceLineNo">261</span><a name="line.261"></a>
-<span class="sourceLineNo">262</span> // Unsupported options in HBase 2.0+<a name="line.262"></a>
-<span class="sourceLineNo">263</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.263"></a>
-<span class="sourceLineNo">264</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.264"></a>
-<span class="sourceLineNo">265</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.265"></a>
-<span class="sourceLineNo">266</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.266"></a>
-<span class="sourceLineNo">267</span><a name="line.267"></a>
-<span class="sourceLineNo">268</span> /***********<a name="line.268"></a>
-<span class="sourceLineNo">269</span> * Options<a name="line.269"></a>
-<span class="sourceLineNo">270</span> ***********/<a name="line.270"></a>
-<span class="sourceLineNo">271</span> private static boolean details = false; // do we display the full report<a name="line.271"></a>
-<span class="sourceLineNo">272</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.272"></a>
-<span class="sourceLineNo">273</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.273"></a>
-<span class="sourceLineNo">274</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.274"></a>
-<span class="sourceLineNo">275</span> private boolean fixMeta = false; // fix meta errors?<a name="line.275"></a>
-<span class="sourceLineNo">276</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.276"></a>
-<span class="sourceLineNo">277</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.277"></a>
-<span class="sourceLineNo">278</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.278"></a>
-<span class="sourceLineNo">279</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.279"></a>
-<span class="sourceLineNo">280</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.280"></a>
-<span class="sourceLineNo">281</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.281"></a>
-<span class="sourceLineNo">282</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.282"></a>
-<span class="sourceLineNo">283</span> private boolean removeParents = false; // remove split parents<a name="line.283"></a>
-<span class="sourceLineNo">284</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.284"></a>
-<span class="sourceLineNo">285</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.285"></a>
-<span class="sourceLineNo">286</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.286"></a>
-<span class="sourceLineNo">287</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.287"></a>
-<span class="sourceLineNo">288</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.288"></a>
-<span class="sourceLineNo">289</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.289"></a>
-<span class="sourceLineNo">290</span><a name="line.290"></a>
-<span class="sourceLineNo">291</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.291"></a>
-<span class="sourceLineNo">292</span> // hbase:meta are always checked<a name="line.292"></a>
-<span class="sourceLineNo">293</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.293"></a>
-<span class="sourceLineNo">294</span> private TableName cleanReplicationBarrierTable;<a name="line.294"></a>
-<span class="sourceLineNo">295</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.295"></a>
-<span class="sourceLineNo">296</span> // maximum number of overlapping regions to sideline<a name="line.296"></a>
-<span class="sourceLineNo">297</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.297"></a>
-<span class="sourceLineNo">298</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.298"></a>
-<span class="sourceLineNo">299</span> private Path sidelineDir = null;<a name="line.299"></a>
-<span class="sourceLineNo">300</span><a name="line.300"></a>
-<span class="sourceLineNo">301</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.301"></a>
-<span class="sourceLineNo">302</span> private static boolean summary = false; // if we want to print less output<a name="line.302"></a>
-<span class="sourceLineNo">303</span> private boolean checkMetaOnly = false;<a name="line.303"></a>
-<span class="sourceLineNo">304</span> private boolean checkRegionBoundaries = false;<a name="line.304"></a>
-<span class="sourceLineNo">305</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.305"></a>
-<span class="sourceLineNo">306</span><a name="line.306"></a>
-<span class="sourceLineNo">307</span> /*********<a name="line.307"></a>
-<span class="sourceLineNo">308</span> * State<a name="line.308"></a>
-<span class="sourceLineNo">309</span> *********/<a name="line.309"></a>
-<span class="sourceLineNo">310</span> final private ErrorReporter errors;<a name="line.310"></a>
-<span class="sourceLineNo">311</span> int fixes = 0;<a name="line.311"></a>
-<span class="sourceLineNo">312</span><a name="line.312"></a>
-<span class="sourceLineNo">313</span> /**<a name="line.313"></a>
-<span class="sourceLineNo">314</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.314"></a>
-<span class="sourceLineNo">315</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.315"></a>
-<span class="sourceLineNo">316</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.316"></a>
-<span class="sourceLineNo">317</span> */<a name="line.317"></a>
-<span class="sourceLineNo">318</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.318"></a>
-<span class="sourceLineNo">319</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.319"></a>
-<span class="sourceLineNo">320</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.320"></a>
-<span class="sourceLineNo">321</span><a name="line.321"></a>
-<span class="sourceLineNo">322</span> /**<a name="line.322"></a>
-<span class="sourceLineNo">323</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.323"></a>
-<span class="sourceLineNo">324</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.324"></a>
-<span class="sourceLineNo">325</span> * to prevent dupes.<a name="line.325"></a>
-<span class="sourceLineNo">326</span> *<a name="line.326"></a>
-<span class="sourceLineNo">327</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.327"></a>
-<span class="sourceLineNo">328</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.328"></a>
-<span class="sourceLineNo">329</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.329"></a>
-<span class="sourceLineNo">330</span> * the meta table<a name="line.330"></a>
-<span class="sourceLineNo">331</span> */<a name="line.331"></a>
-<span class="sourceLineNo">332</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.332"></a>
-<span class="sourceLineNo">333</span><a name="line.333"></a>
-<span class="sourceLineNo">334</span> /**<a name="line.334"></a>
-<span class="sourceLineNo">335</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.335"></a>
-<span class="sourceLineNo">336</span> */<a name="line.336"></a>
-<span class="sourceLineNo">337</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.337"></a>
-<span class="sourceLineNo">338</span><a name="line.338"></a>
-<span class="sourceLineNo">339</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.339"></a>
-<span class="sourceLineNo">340</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.340"></a>
-<span class="sourceLineNo">341</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.341"></a>
-<span class="sourceLineNo">342</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.342"></a>
-<span class="sourceLineNo">343</span><a name="line.343"></a>
-<span class="sourceLineNo">344</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.344"></a>
-<span class="sourceLineNo">345</span><a name="line.345"></a>
-<span class="sourceLineNo">346</span> private ZKWatcher zkw = null;<a name="line.346"></a>
-<span class="sourceLineNo">347</span> private String hbckEphemeralNodePath = null;<a name="line.347"></a>
-<span class="sourceLineNo">348</span> private boolean hbckZodeCreated = false;<a name="line.348"></a>
-<span class="sourceLineNo">349</span><a name="line.349"></a>
-<span class="sourceLineNo">350</span> /**<a name="line.350"></a>
-<span class="sourceLineNo">351</span> * Constructor<a name="line.351"></a>
-<span class="sourceLineNo">352</span> *<a name="line.352"></a>
-<span class="sourceLineNo">353</span> * @param conf Configuration object<a name="line.353"></a>
-<span class="sourceLineNo">354</span> * @throws MasterNotRunningException if the master is not running<a name="line.354"></a>
-<span class="sourceLineNo">355</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.355"></a>
-<span class="sourceLineNo">356</span> */<a name="line.356"></a>
-<span class="sourceLineNo">357</span> public HBaseFsck(Configuration conf) throws IOException, ClassNotFoundException {<a name="line.357"></a>
-<span class="sourceLineNo">358</span> this(conf, createThreadPool(conf));<a name="line.358"></a>
-<span class="sourceLineNo">359</span> }<a name="line.359"></a>
-<span class="sourceLineNo">360</span><a name="line.360"></a>
-<span class="sourceLineNo">361</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.361"></a>
-<span class="sourceLineNo">362</span> int numThreads = conf.getInt("hbasefsck.numthreads", MAX_NUM_THREADS);<a name="line.362"></a>
-<span class="sourceLineNo">363</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.363"></a>
-<span class="sourceLineNo">364</span> }<a name="line.364"></a>
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-<span class="sourceLineNo">445</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.445"></a>
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-<span class="sourceLineNo">447</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.447"></a>
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-<span class="sourceLineNo">509</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.509"></a>
-<span class="sourceLineNo">510</span> Thread.currentThread().interrupt();<a name="line.510"></a>
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-<span class="sourceLineNo">513</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.513"></a>
-<span class="sourceLineNo">514</span> futureTask.cancel(true);<a name="line.514"></a>
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-<span class="sourceLineNo">523</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.523"></a>
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-<span class="sourceLineNo">525</span> try {<a name="line.525"></a>
-<span class="sourceLineNo">526</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.526"></a>
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-<span class="sourceLineNo">528</span> LOG.info("Finishing hbck");<a name="line.528"></a>
-<span class="sourceLineNo">529</span> return;<a name="line.529"></a>
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-<span class="sourceLineNo">531</span> LOG.info("Failed to delete " + HBCK_LOCK_PATH + ", try="<a name="line.531"></a>
-<span class="sourceLineNo">532</span> + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.532"></a>
-<span class="sourceLineNo">533</span> + retryCounter.getMaxAttempts());<a name="line.533"></a>
-<span class="sourceLineNo">534</span> LOG.debug("Failed to delete " + HBCK_LOCK_PATH, ioe);<a name="line.534"></a>
-<span class="sourceLineNo">535</span> try {<a name="line.535"></a>
-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
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-<span class="sourceLineNo">538</span> Thread.currentThread().interrupt();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
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-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
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-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
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-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.334"></a>
+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.339"></a>
+<span class="sourceLineNo">340</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.340"></a>
+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
+<span class="sourceLineNo">343</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.343"></a>
+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> private boolean hbckZodeCreated = false;<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Constructor<a name="line.350"></a>
+<span class="sourceLineNo">351</span> *<a name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param conf Configuration object<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @throws MasterNotRunningException if the master is not running<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.354"></a>
+<span class="sourceLineNo">355</span> */<a name="line.355"></a>
+<span class="sourceLineNo">356</span> public HBaseFsck(Configuration conf) throws IOException, ClassNotFoundException {<a name="line.356"></a>
+<span class="sourceLineNo">357</span> this(conf, createThreadPool(conf));<a name="line.357"></a>
+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
+<span class="sourceLineNo">359</span><a name="line.359"></a>
+<span class="sourceLineNo">360</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.360"></a>
+<span class="sourceLineNo">361</span> int numThreads = conf.getInt("hbasefsck.numthreads", MAX_NUM_THREADS);<a name="line.361"></a>
+<span class="sourceLineNo">362</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Constructor<a name="line.366"></a>
+<span class="sourceLineNo">367</span> *<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * @param conf<a name="line.368"></a>
+<span class="sourceLineNo">369</span> * Configuration object<a name="line.369"></a>
+<span class="sourceLineNo">370</span> * @throws MasterNotRunningException<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
+<span class="sourceLineNo">375</span> public HBaseFsck(Configuration conf, ExecutorService exec) throws MasterNotRunningException,<a name="line.375"></a>
+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
+<span class="sourceLineNo">380</span> lockFileRetryCounterFactory = createLockRetryCounterFactory(getConf());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> createZNodeRetryCounterFactory = createZnodeRetryCounterFactory(getConf());<a name="line.381"></a>
+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> /**<a name="line.385"></a>
+<span class="sourceLineNo">386</span> * @return A retry counter factory configured for retrying lock file creation.<a name="line.386"></a>
+<span class="sourceLineNo">387</span> */<a name="line.387"></a>
+<span class="sourceLineNo">388</span> public static RetryCounterFactory createLockRetryCounterFactory(Configuration conf) {<a name="line.388"></a>
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[23/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.html
index ea05301..26a93dd 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.html
@@ -269,3590 +269,3574 @@
<span class="sourceLineNo">261</span> */<a name="line.261"></a>
<span class="sourceLineNo">262</span> protected ClusterConnection clusterConnection;<a name="line.262"></a>
<span class="sourceLineNo">263</span><a name="line.263"></a>
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-<span class="sourceLineNo">297</span> * and here we really mean DataNode locations.<a name="line.297"></a>
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+<span class="sourceLineNo">270</span> protected ReplicationSourceService replicationSourceHandler;<a name="line.270"></a>
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-<span class="sourceLineNo">315</span> // of HRegionServer in isolation.<a name="line.315"></a>
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+<span class="sourceLineNo">311</span> // debugging and unit tests.<a name="line.311"></a>
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+<span class="sourceLineNo">344</span> private volatile LockService.BlockingInterface lockStub;<a name="line.344"></a>
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<span class="sourceLineNo">347</span><a name="line.347"></a>
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-<span class="sourceLineNo">730</span> "hbase.regionserver.kerberos.principal", host);<a name="line.730"></a>
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-<span class="sourceLineNo">737</span> */<a name="line.737"></a>
-<span class="sourceLineNo">738</span> protected void waitForMasterActive() {}<a name="line.738"></a>
+<span class="sourceLineNo">569</span> this.abortRequested = false;<a name="line.569"></a>
+<span class="sourceLineNo">570</span> this.stopped = false;<a name="line.570"></a>
+<span class="sourceLineNo">571</span><a name="line.571"></a>
+<span class="sourceLineNo">572</span> rpcServices = createRpcServices();<a name="line.572"></a>
+<span class="sourceLineNo">573</span> useThisHostnameInstead = getUseThisHostnameInstead(conf);<a name="line.573"></a>
+<span class="sourceLineNo">574</span> String hostName =<a name="line.574"></a>
+<span class="sourceLineNo">575</span> StringUtils.isBlank(useThisHostnameInstead) ? this.rpcServices.isa.getHostName()<a name="line.575"></a>
+<span class="sourceLineNo">576</span> : this.useThisHostnameInstead;<a name="line.576"></a>
+<span class="sourceLineNo">577</span> serverName = ServerName.valueOf(hostName, this.rpcServices.isa.getPort(), this.startcode);<a name="line.577"></a>
+<span class="sourceLineNo">578</span><a name="line.578"></a>
+<span class="sourceLineNo">579</span> rpcControllerFactory = RpcControllerFactory.instantiate(this.conf);<a name="line.579"></a>
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+<span class="sourceLineNo">581</span><a name="line.581"></a>
+<span class="sourceLineNo">582</span> // login the zookeeper client principal (if using security)<a name="line.582"></a>
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+<span class="sourceLineNo">584</span> HConstants.ZK_CLIENT_KERBEROS_PRINCIPAL, hostName);<a name="line.584"></a>
+<span class="sourceLineNo">585</span> // login the server principal (if using secure Hadoop)<a name="line.585"></a>
+<span class="sourceLineNo">586</span> login(userProvider, hostName);<a name="line.586"></a>
+<span class="sourceLineNo">587</span> // init superusers and add the server principal (if using security)<a name="line.587"></a>
+<span class="sourceLineNo">588</span> // or process owner as default super user.<a name="line.588"></a>
+<span class="sourceLineNo">589</span> Superusers.initialize(conf);<a name="line.589"></a>
+<span class="sourceLineNo">590</span> regionServerAccounting = new RegionServerAccounting(conf);<a name="line.590"></a>
+<span class="sourceLineNo">591</span><a name="line.591"></a>
+<span class="sourceLineNo">592</span> boolean isMasterNotCarryTable =<a name="line.592"></a>
+<span class="sourceLineNo">593</span> this instanceof HMaster && !LoadBalancer.isTablesOnMaster(conf);<a name="line.593"></a>
+<span class="sourceLineNo">594</span> // no need to instantiate global block cache when master not carry table<a name="line.594"></a>
+<span class="sourceLineNo">595</span> if (!isMasterNotCarryTable) {<a name="line.595"></a>
+<span class="sourceLineNo">596</span> CacheConfig.instantiateBlockCache(conf);<a name="line.596"></a>
+<span class="sourceLineNo">597</span> }<a name="line.597"></a>
+<span class="sourceLineNo">598</span> cacheConfig = new CacheConfig(conf);<a name="line.598"></a>
+<span class="sourceLineNo">599</span> mobCacheConfig = new MobCacheConfig(conf);<a name="line.599"></a>
+<span class="sourceLineNo">600</span><a name="line.600"></a>
+<span class="sourceLineNo">601</span> uncaughtExceptionHandler = new UncaughtExceptionHandler() {<a name="line.601"></a>
+<span class="sourceLineNo">602</span> @Override<a name="line.602"></a>
+<span class="sourceLineNo">603</span> public void uncaughtException(Thread t, Throwable e) {<a name="line.603"></a>
+<span class="sourceLineNo">604</span> abort("Uncaught exception in executorService thread " + t.getName(), e);<a name="line.604"></a>
+<span class="sourceLineNo">605</span> }<a name="line.605"></a>
+<span class="sourceLineNo">606</span> };<a name="line.606"></a>
+<span class="sourceLineNo">607</span><a name="line.607"></a>
+<span class="sourceLineNo">608</span> initializeFileSystem();<a name="line.608"></a>
+<span class="sourceLineNo">609</span> spanReceiverHost = SpanReceiverHost.getInstance(getConfiguration());<a name="line.609"></a>
+<span class="sourceLineNo">610</span><a name="line.610"></a>
+<span class="sourceLineNo">611</span> this.configurationManager = new ConfigurationManager();<a name="line.611"></a>
+<span class="sourceLineNo">612</span> setupWindows(getConfiguration(), getConfigurationManager());<a name="line.612"></a>
+<span class="sourceLineNo">613</span><a name="line.613"></a>
+<span class="sourceLineNo">614</span> // Some unit tests don't need a cluster, so no zookeeper at all<a name="line.614"></a>
+<span class="sourceLineNo">615</span> if (!conf.getBoolean("hbase.testing.nocluster", false)) {<a name="line.615"></a>
+<span class="sourceLineNo">616</span> // Open connection to zookeeper and set primary watcher<a name="line.616"></a>
+<span class="sourceLineNo">617</span> zooKeeper = new ZKWatcher(conf, getProcessName() + ":" +<a name="line.617"></a>
+<span class="sourceLineNo">618</span> rpcServices.isa.getPort(), this, canCreateBaseZNode());<a name="line.618"></a>
+<span class="sourceLineNo">619</span> // If no master in cluster, skip trying to track one or look for a cluster status.<a name="line.619"></a>
+<span class="sourceLineNo">620</span> if (!this.masterless) {<a name="line.620"></a>
+<span class="sourceLineNo">621</span> this.csm = new ZkCoordinatedStateManager(this);<a name="line.621"></a>
+<span class="sourceLineNo">622</span><a name="line.622"></a>
+<span class="sourceLineNo">623</span> masterAddressTracker = new MasterAddressTracker(getZooKeeper(), this);<a name="line.623"></a>
+<span class="sourceLineNo">624</span> masterAddressTracker.start();<a name="line.624"></a>
+<span class="sourceLineNo">625</span><a name="line.625"></a>
+<span class="sourceLineNo">626</span> clusterStatusTracker = new ClusterStatusTracker(zooKeeper, this);<a name="line.626"></a>
+<span class="sourceLineNo">627</span> clusterStatusTracker.start();<a name="line.627"></a>
+<span class="sourceLineNo">628</span> } else {<a name="line.628"></a>
+<span class="sourceLineNo">629</span> masterAddressTracker = null;<a name="line.629"></a>
+<span class="sourceLineNo">630</span> clusterStatusTracker = null;<a name="line.630"></a>
+<span class="sourceLineNo">631</span> }<a name="line.631"></a>
+<span class="sourceLineNo">632</span> } else {<a name="line.632"></a>
+<span class="sourceLineNo">633</span> zooKeeper = null;<a name="line.633"></a>
+<span class="sourceLineNo">634</span> masterAddressTracker = null;<a name="line.634"></a>
+<span class="sourceLineNo">635</span> clusterStatusTracker = null;<a name="line.635"></a>
+<span class="sourceLineNo">636</span> }<a name="line.636"></a>
+<span class="sourceLineNo">637</span> this.rpcServices.start(zooKeeper);<a name="line.637"></a>
+<span class="sourceLineNo">638</span> // This violates 'no starting stuff in Constructor' but Master depends on the below chore<a name="line.638"></a>
+<span class="sourceLineNo">639</span> // and executor being created and takes a different startup route. Lots of overlap between HRS<a name="line.639"></a>
+<span class="sourceLineNo">640</span> // and M (An M IS A HRS now). Need to refactor so less duplication between M and its super<a name="line.640"></a>
+<span class="sourceLineNo">641</span> // Master expects Constructor to put up web servers. Ugh.<a name="line.641"></a>
+<span class="sourceLineNo">642</span> // class HRS. TODO.<a name="line.642"></a>
+<span class="sourceLineNo">643</span> this.choreService = new ChoreService(getName(), true);<a name="line.643"></a>
+<span class="sourceLineNo">644</span> this.executorService = new ExecutorService(getName());<a name="line.644"></a>
+<span class="sourceLineNo">645</span> putUpWebUI();<a name="line.645"></a>
+<span class="sourceLineNo">646</span> } catch (Throwable t) {<a name="line.646"></a>
+<span class="sourceLineNo">647</span> // Make sure we log the exception. HRegionServer is often started via reflection and the<a name="line.647"></a>
+<span class="sourceLineNo">648</span> // cause of failed startup is lost.<a name="line.648"></a>
+<span class="sourceLineNo">649</span> LOG.error("Failed construction RegionServer", t);<a name="line.649"></a>
+<span class="sourceLineNo">650</span> throw t;<a name="line.650"></a>
+<span class="sourceLineNo">651</span> }<a name="line.651"></a>
+<span class="sourceLineNo">652</span> }<a name="line.652"></a>
+<span class="sourceLineNo">653</span><a name="line.653"></a>
+<span class="sourceLineNo">654</span> // HMaster should override this method to load the specific config for master<a name="line.654"></a>
+<span class="sourceLineNo">655</span> protected String getUseThisHostnameInstead(Configuration conf) throws IOException {<a name="line.655"></a>
+<span class="sourceLineNo">656</span> String hostname = conf.get(RS_HOSTNAME_KEY);<a name="line.656"></a>
+<span class="sourceLineNo">657</span> if (conf.getBoolean(RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY, false)) {<a name="line.657"></a>
+<span class="sourceLineNo">658</span> if (!StringUtils.isBlank(hostname)) {<a name="line.658"></a>
+<span class="sourceLineNo">659</span> String msg = RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY + " and " + RS_HOSTNAME_KEY +<a name="line.659"></a>
+<span class="sourceLineNo">660</span> " are mutually exclusive. Do not set " + RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY +<a name="line.660"></a>
+<span class="sourceLineNo">661</span> " to true while " + RS_HOSTNAME_KEY + " is used";<a name="line.661"></a>
+<span class="sourceLineNo">662</span> throw new IOException(msg);<a name="line.662"></a>
+<span class="sourceLineNo">663</span> } else {<a name="line.663"></a>
+<span class="sourceLineNo">664</span> return rpcServices.isa.getHostName();<a name="line.664"></a>
+<span class="sourceLineNo">665</span> }<a name="line.665"></a>
+<span class="sourceLineNo">666</span> } else {<a name="line.666"></a>
+<span class="sourceLineNo">667</span> return hostname;<a name="line.667"></a>
+<span class="sourceLineNo">668</span> }<a name="line.668"></a>
+<span class="sourceLineNo">669</span> }<a name="line.669"></a>
+<span class="sourceLineNo">670</span><a name="line.670"></a>
+<span class="sourceLineNo">671</span> /**<a name="line.671"></a>
+<span class="sourceLineNo">672</span> * If running on Windows, do windows-specific setup.<a name="line.672"></a>
+<span class="sourceLineNo">673</span> */<a name="line.673"></a>
+<span class="sourceLineNo">674</span> private static void setupWindows(final Configuration conf, ConfigurationManager cm) {<a name="line.674"></a>
<TRUNCATED>
[22/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSyncUp.DummyServer.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSyncUp.DummyServer.html b/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSyncUp.DummyServer.html
index 6f82cee..3bf3150 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSyncUp.DummyServer.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSyncUp.DummyServer.html
@@ -40,162 +40,156 @@
<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.ClusterConnection;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.util.Tool;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.apache.hadoop.util.ToolRunner;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.39"></a>
-<span class="sourceLineNo">040</span><a name="line.40"></a>
-<span class="sourceLineNo">041</span>/**<a name="line.41"></a>
-<span class="sourceLineNo">042</span> * In a scenario of Replication based Disaster/Recovery, when hbase Master-Cluster crashes, this<a name="line.42"></a>
-<span class="sourceLineNo">043</span> * tool is used to sync-up the delta from Master to Slave using the info from ZooKeeper. The tool<a name="line.43"></a>
-<span class="sourceLineNo">044</span> * will run on Master-Cluser, and assume ZK, Filesystem and NetWork still available after hbase<a name="line.44"></a>
-<span class="sourceLineNo">045</span> * crashes<a name="line.45"></a>
-<span class="sourceLineNo">046</span> *<a name="line.46"></a>
-<span class="sourceLineNo">047</span> * <pre><a name="line.47"></a>
-<span class="sourceLineNo">048</span> * hbase org.apache.hadoop.hbase.replication.regionserver.ReplicationSyncUp<a name="line.48"></a>
-<span class="sourceLineNo">049</span> * </pre><a name="line.49"></a>
-<span class="sourceLineNo">050</span> */<a name="line.50"></a>
-<span class="sourceLineNo">051</span>@InterfaceAudience.Private<a name="line.51"></a>
-<span class="sourceLineNo">052</span>public class ReplicationSyncUp extends Configured implements Tool {<a name="line.52"></a>
-<span class="sourceLineNo">053</span><a name="line.53"></a>
-<span class="sourceLineNo">054</span> private static final long SLEEP_TIME = 10000;<a name="line.54"></a>
-<span class="sourceLineNo">055</span><a name="line.55"></a>
-<span class="sourceLineNo">056</span> /**<a name="line.56"></a>
-<span class="sourceLineNo">057</span> * Main program<a name="line.57"></a>
-<span class="sourceLineNo">058</span> */<a name="line.58"></a>
-<span class="sourceLineNo">059</span> public static void main(String[] args) throws Exception {<a name="line.59"></a>
-<span class="sourceLineNo">060</span> int ret = ToolRunner.run(HBaseConfiguration.create(), new ReplicationSyncUp(), args);<a name="line.60"></a>
-<span class="sourceLineNo">061</span> System.exit(ret);<a name="line.61"></a>
-<span class="sourceLineNo">062</span> }<a name="line.62"></a>
-<span class="sourceLineNo">063</span><a name="line.63"></a>
-<span class="sourceLineNo">064</span> @Override<a name="line.64"></a>
-<span class="sourceLineNo">065</span> public int run(String[] args) throws Exception {<a name="line.65"></a>
-<span class="sourceLineNo">066</span> Abortable abortable = new Abortable() {<a name="line.66"></a>
-<span class="sourceLineNo">067</span> @Override<a name="line.67"></a>
-<span class="sourceLineNo">068</span> public void abort(String why, Throwable e) {<a name="line.68"></a>
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-<span class="sourceLineNo">071</span> @Override<a name="line.71"></a>
-<span class="sourceLineNo">072</span> public boolean isAborted() {<a name="line.72"></a>
-<span class="sourceLineNo">073</span> return false;<a name="line.73"></a>
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-<span class="sourceLineNo">075</span> };<a name="line.75"></a>
-<span class="sourceLineNo">076</span> Configuration conf = getConf();<a name="line.76"></a>
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-<span class="sourceLineNo">078</span> new ZKWatcher(conf, "syncupReplication" + System.currentTimeMillis(), abortable, true)) {<a name="line.78"></a>
-<span class="sourceLineNo">079</span> Path walRootDir = FSUtils.getWALRootDir(conf);<a name="line.79"></a>
-<span class="sourceLineNo">080</span> FileSystem fs = FSUtils.getWALFileSystem(conf);<a name="line.80"></a>
-<span class="sourceLineNo">081</span> Path oldLogDir = new Path(walRootDir, HConstants.HREGION_OLDLOGDIR_NAME);<a name="line.81"></a>
-<span class="sourceLineNo">082</span> Path logDir = new Path(walRootDir, HConstants.HREGION_LOGDIR_NAME);<a name="line.82"></a>
-<span class="sourceLineNo">083</span><a name="line.83"></a>
-<span class="sourceLineNo">084</span> System.out.println("Start Replication Server start");<a name="line.84"></a>
-<span class="sourceLineNo">085</span> Replication replication = new Replication();<a name="line.85"></a>
-<span class="sourceLineNo">086</span> replication.initialize(new DummyServer(zkw), fs, logDir, oldLogDir, null);<a name="line.86"></a>
-<span class="sourceLineNo">087</span> ReplicationSourceManager manager = replication.getReplicationManager();<a name="line.87"></a>
-<span class="sourceLineNo">088</span> manager.init().get();<a name="line.88"></a>
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-<span class="sourceLineNo">093</span> Thread.sleep(SLEEP_TIME);<a name="line.93"></a>
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-<span class="sourceLineNo">096</span> } catch (InterruptedException e) {<a name="line.96"></a>
-<span class="sourceLineNo">097</span> System.err.println("didn't wait long enough:" + e);<a name="line.97"></a>
-<span class="sourceLineNo">098</span> return -1;<a name="line.98"></a>
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-<span class="sourceLineNo">104</span> String hostname;<a name="line.104"></a>
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSyncUp.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSyncUp.html b/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSyncUp.html
index 6f82cee..3bf3150 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSyncUp.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/replication/regionserver/ReplicationSyncUp.html
@@ -40,162 +40,156 @@
<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.ClusterConnection;<a name="line.32"></a>
<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.Connection;<a name="line.33"></a>
<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.34"></a>
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.FailedOpenUpdaterThread.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.FailedOpenUpdaterThread.html b/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.FailedOpenUpdaterThread.html
index 809f66f..9b60dd0 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.FailedOpenUpdaterThread.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.FailedOpenUpdaterThread.html
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-<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * <p><a name="line.172"></a>
-<span class="sourceLineNo">173</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * accordance.<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * <p><a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * one region of a table. This means there are no individual degenerate<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * <p><a name="line.181"></a>
-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * </ol><a name="line.186"></a>
-<span class="sourceLineNo">187</span> * <p><a name="line.187"></a>
-<span class="sourceLineNo">188</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * a new region is created and all data is merged into the new region.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> * <p><a name="line.194"></a>
-<span class="sourceLineNo">195</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * an offline fashion.<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * <p><a name="line.199"></a>
-<span class="sourceLineNo">200</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.200"></a>
-<span class="sourceLineNo">201</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.201"></a>
-<span class="sourceLineNo">202</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.202"></a>
-<span class="sourceLineNo">203</span> * with proper state in the master.<a name="line.203"></a>
-<span class="sourceLineNo">204</span> * <p><a name="line.204"></a>
-<span class="sourceLineNo">205</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.205"></a>
-<span class="sourceLineNo">206</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * first be called successfully. Much of the region consistency information<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
-<span class="sourceLineNo">210</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.210"></a>
-<span class="sourceLineNo">211</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.211"></a>
-<span class="sourceLineNo">212</span> * {@link #printUsageAndExit()} for more details.<a name="line.212"></a>
-<span class="sourceLineNo">213</span> */<a name="line.213"></a>
-<span class="sourceLineNo">214</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.214"></a>
-<span class="sourceLineNo">215</span>@InterfaceStability.Evolving<a name="line.215"></a>
-<span class="sourceLineNo">216</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.216"></a>
-<span class="sourceLineNo">217</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.217"></a>
-<span class="sourceLineNo">218</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.218"></a>
-<span class="sourceLineNo">219</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.219"></a>
-<span class="sourceLineNo">220</span> private static boolean rsSupportsOffline = true;<a name="line.220"></a>
-<span class="sourceLineNo">221</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.221"></a>
-<span class="sourceLineNo">222</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.222"></a>
-<span class="sourceLineNo">223</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.223"></a>
-<span class="sourceLineNo">224</span> /**<a name="line.224"></a>
-<span class="sourceLineNo">225</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.225"></a>
-<span class="sourceLineNo">226</span> * It puts in place a lock when it goes to write/make changes.<a name="line.226"></a>
-<span class="sourceLineNo">227</span> */<a name="line.227"></a>
-<span class="sourceLineNo">228</span> @VisibleForTesting<a name="line.228"></a>
-<span class="sourceLineNo">229</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.229"></a>
-<span class="sourceLineNo">230</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.230"></a>
-<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.231"></a>
-<span class="sourceLineNo">232</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.232"></a>
-<span class="sourceLineNo">233</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.233"></a>
-<span class="sourceLineNo">234</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.234"></a>
-<span class="sourceLineNo">235</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.235"></a>
-<span class="sourceLineNo">236</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.236"></a>
-<span class="sourceLineNo">237</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.237"></a>
-<span class="sourceLineNo">238</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.238"></a>
-<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.239"></a>
-<span class="sourceLineNo">240</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.240"></a>
-<span class="sourceLineNo">241</span><a name="line.241"></a>
-<span class="sourceLineNo">242</span> /**********************<a name="line.242"></a>
-<span class="sourceLineNo">243</span> * Internal resources<a name="line.243"></a>
-<span class="sourceLineNo">244</span> **********************/<a name="line.244"></a>
-<span class="sourceLineNo">245</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.245"></a>
-<span class="sourceLineNo">246</span> private ClusterMetrics status;<a name="line.246"></a>
-<span class="sourceLineNo">247</span> private ClusterConnection connection;<a name="line.247"></a>
-<span class="sourceLineNo">248</span> private Admin admin;<a name="line.248"></a>
-<span class="sourceLineNo">249</span> private Table meta;<a name="line.249"></a>
-<span class="sourceLineNo">250</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.250"></a>
-<span class="sourceLineNo">251</span> protected ExecutorService executor;<a name="line.251"></a>
-<span class="sourceLineNo">252</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.252"></a>
-<span class="sourceLineNo">253</span> private HFileCorruptionChecker hfcc;<a name="line.253"></a>
-<span class="sourceLineNo">254</span> private int retcode = 0;<a name="line.254"></a>
-<span class="sourceLineNo">255</span> private Path HBCK_LOCK_PATH;<a name="line.255"></a>
-<span class="sourceLineNo">256</span> private FSDataOutputStream hbckOutFd;<a name="line.256"></a>
-<span class="sourceLineNo">257</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.257"></a>
-<span class="sourceLineNo">258</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.258"></a>
-<span class="sourceLineNo">259</span> // successful<a name="line.259"></a>
-<span class="sourceLineNo">260</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.260"></a>
-<span class="sourceLineNo">261</span><a name="line.261"></a>
-<span class="sourceLineNo">262</span> // Unsupported options in HBase 2.0+<a name="line.262"></a>
-<span class="sourceLineNo">263</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.263"></a>
-<span class="sourceLineNo">264</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.264"></a>
-<span class="sourceLineNo">265</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.265"></a>
-<span class="sourceLineNo">266</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.266"></a>
-<span class="sourceLineNo">267</span><a name="line.267"></a>
-<span class="sourceLineNo">268</span> /***********<a name="line.268"></a>
-<span class="sourceLineNo">269</span> * Options<a name="line.269"></a>
-<span class="sourceLineNo">270</span> ***********/<a name="line.270"></a>
-<span class="sourceLineNo">271</span> private static boolean details = false; // do we display the full report<a name="line.271"></a>
-<span class="sourceLineNo">272</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.272"></a>
-<span class="sourceLineNo">273</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.273"></a>
-<span class="sourceLineNo">274</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.274"></a>
-<span class="sourceLineNo">275</span> private boolean fixMeta = false; // fix meta errors?<a name="line.275"></a>
-<span class="sourceLineNo">276</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.276"></a>
-<span class="sourceLineNo">277</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.277"></a>
-<span class="sourceLineNo">278</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.278"></a>
-<span class="sourceLineNo">279</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.279"></a>
-<span class="sourceLineNo">280</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.280"></a>
-<span class="sourceLineNo">281</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.281"></a>
-<span class="sourceLineNo">282</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.282"></a>
-<span class="sourceLineNo">283</span> private boolean removeParents = false; // remove split parents<a name="line.283"></a>
-<span class="sourceLineNo">284</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.284"></a>
-<span class="sourceLineNo">285</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.285"></a>
-<span class="sourceLineNo">286</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.286"></a>
-<span class="sourceLineNo">287</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.287"></a>
-<span class="sourceLineNo">288</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.288"></a>
-<span class="sourceLineNo">289</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.289"></a>
-<span class="sourceLineNo">290</span><a name="line.290"></a>
-<span class="sourceLineNo">291</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.291"></a>
-<span class="sourceLineNo">292</span> // hbase:meta are always checked<a name="line.292"></a>
-<span class="sourceLineNo">293</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.293"></a>
-<span class="sourceLineNo">294</span> private TableName cleanReplicationBarrierTable;<a name="line.294"></a>
-<span class="sourceLineNo">295</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.295"></a>
-<span class="sourceLineNo">296</span> // maximum number of overlapping regions to sideline<a name="line.296"></a>
-<span class="sourceLineNo">297</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.297"></a>
-<span class="sourceLineNo">298</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.298"></a>
-<span class="sourceLineNo">299</span> private Path sidelineDir = null;<a name="line.299"></a>
-<span class="sourceLineNo">300</span><a name="line.300"></a>
-<span class="sourceLineNo">301</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.301"></a>
-<span class="sourceLineNo">302</span> private static boolean summary = false; // if we want to print less output<a name="line.302"></a>
-<span class="sourceLineNo">303</span> private boolean checkMetaOnly = false;<a name="line.303"></a>
-<span class="sourceLineNo">304</span> private boolean checkRegionBoundaries = false;<a name="line.304"></a>
-<span class="sourceLineNo">305</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.305"></a>
-<span class="sourceLineNo">306</span><a name="line.306"></a>
-<span class="sourceLineNo">307</span> /*********<a name="line.307"></a>
-<span class="sourceLineNo">308</span> * State<a name="line.308"></a>
-<span class="sourceLineNo">309</span> *********/<a name="line.309"></a>
-<span class="sourceLineNo">310</span> final private ErrorReporter errors;<a name="line.310"></a>
-<span class="sourceLineNo">311</span> int fixes = 0;<a name="line.311"></a>
-<span class="sourceLineNo">312</span><a name="line.312"></a>
-<span class="sourceLineNo">313</span> /**<a name="line.313"></a>
-<span class="sourceLineNo">314</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.314"></a>
-<span class="sourceLineNo">315</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.315"></a>
-<span class="sourceLineNo">316</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.316"></a>
-<span class="sourceLineNo">317</span> */<a name="line.317"></a>
-<span class="sourceLineNo">318</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.318"></a>
-<span class="sourceLineNo">319</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.319"></a>
-<span class="sourceLineNo">320</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.320"></a>
-<span class="sourceLineNo">321</span><a name="line.321"></a>
-<span class="sourceLineNo">322</span> /**<a name="line.322"></a>
-<span class="sourceLineNo">323</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.323"></a>
-<span class="sourceLineNo">324</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.324"></a>
-<span class="sourceLineNo">325</span> * to prevent dupes.<a name="line.325"></a>
-<span class="sourceLineNo">326</span> *<a name="line.326"></a>
-<span class="sourceLineNo">327</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.327"></a>
-<span class="sourceLineNo">328</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.328"></a>
-<span class="sourceLineNo">329</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.329"></a>
-<span class="sourceLineNo">330</span> * the meta table<a name="line.330"></a>
-<span class="sourceLineNo">331</span> */<a name="line.331"></a>
-<span class="sourceLineNo">332</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.332"></a>
-<span class="sourceLineNo">333</span><a name="line.333"></a>
-<span class="sourceLineNo">334</span> /**<a name="line.334"></a>
-<span class="sourceLineNo">335</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.335"></a>
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-<span class="sourceLineNo">337</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.337"></a>
-<span class="sourceLineNo">338</span><a name="line.338"></a>
-<span class="sourceLineNo">339</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.339"></a>
-<span class="sourceLineNo">340</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.340"></a>
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-<span class="sourceLineNo">342</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.342"></a>
-<span class="sourceLineNo">343</span><a name="line.343"></a>
-<span class="sourceLineNo">344</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.344"></a>
-<span class="sourceLineNo">345</span><a name="line.345"></a>
-<span class="sourceLineNo">346</span> private ZKWatcher zkw = null;<a name="line.346"></a>
-<span class="sourceLineNo">347</span> private String hbckEphemeralNodePath = null;<a name="line.347"></a>
-<span class="sourceLineNo">348</span> private boolean hbckZodeCreated = false;<a name="line.348"></a>
-<span class="sourceLineNo">349</span><a name="line.349"></a>
-<span class="sourceLineNo">350</span> /**<a name="line.350"></a>
-<span class="sourceLineNo">351</span> * Constructor<a name="line.351"></a>
-<span class="sourceLineNo">352</span> *<a name="line.352"></a>
-<span class="sourceLineNo">353</span> * @param conf Configuration object<a name="line.353"></a>
-<span class="sourceLineNo">354</span> * @throws MasterNotRunningException if the master is not running<a name="line.354"></a>
-<span class="sourceLineNo">355</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.355"></a>
-<span class="sourceLineNo">356</span> */<a name="line.356"></a>
-<span class="sourceLineNo">357</span> public HBaseFsck(Configuration conf) throws IOException, ClassNotFoundException {<a name="line.357"></a>
-<span class="sourceLineNo">358</span> this(conf, createThreadPool(conf));<a name="line.358"></a>
-<span class="sourceLineNo">359</span> }<a name="line.359"></a>
-<span class="sourceLineNo">360</span><a name="line.360"></a>
-<span class="sourceLineNo">361</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.361"></a>
-<span class="sourceLineNo">362</span> int numThreads = conf.getInt("hbasefsck.numthreads", MAX_NUM_THREADS);<a name="line.362"></a>
-<span class="sourceLineNo">363</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.363"></a>
-<span class="sourceLineNo">364</span> }<a name="line.364"></a>
-<span class="sourceLineNo">365</span><a name="line.365"></a>
-<span class="sourceLineNo">366</span> /**<a name="line.366"></a>
-<span class="sourceLineNo">367</span> * Constructor<a name="line.367"></a>
-<span class="sourceLineNo">368</span> *<a name="line.368"></a>
-<span class="sourceLineNo">369</span> * @param conf<a name="line.369"></a>
-<span class="sourceLineNo">370</span> * Configuration object<a name="line.370"></a>
-<span class="sourceLineNo">371</span> * @throws MasterNotRunningException<a name="line.371"></a>
-<span class="sourceLineNo">372</span> * if the master is not running<a name="line.372"></a>
-<span class="sourceLineNo">373</span> * @throws ZooKeeperConnectionException<a name="line.373"></a>
-<span class="sourceLineNo">374</span> * if unable to connect to ZooKeeper<a name="line.374"></a>
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-<span class="sourceLineNo">445</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.445"></a>
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-<span class="sourceLineNo">447</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.447"></a>
-<span class="sourceLineNo">448</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.448"></a>
-<span class="sourceLineNo">449</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.449"></a>
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-<span class="sourceLineNo">469</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.469"></a>
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-<span class="sourceLineNo">475</span> exception = ioe;<a name="line.475"></a>
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-<span class="sourceLineNo">478</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.478"></a>
-<span class="sourceLineNo">479</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.479"></a>
-<span class="sourceLineNo">480</span> .initCause(ie);<a name="line.480"></a>
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-<span class="sourceLineNo">485</span> throw exception;<a name="line.485"></a>
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-<span class="sourceLineNo">497</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.497"></a>
-<span class="sourceLineNo">498</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.498"></a>
-<span class="sourceLineNo">499</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.499"></a>
-<span class="sourceLineNo">500</span> executor.execute(futureTask);<a name="line.500"></a>
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-<span class="sourceLineNo">503</span> FSDataOutputStream stream = null;<a name="line.503"></a>
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-<span class="sourceLineNo">505</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.505"></a>
-<span class="sourceLineNo">506</span> } catch (ExecutionException ee) {<a name="line.506"></a>
-<span class="sourceLineNo">507</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.507"></a>
-<span class="sourceLineNo">508</span> } catch (InterruptedException ie) {<a name="line.508"></a>
-<span class="sourceLineNo">509</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.509"></a>
-<span class="sourceLineNo">510</span> Thread.currentThread().interrupt();<a name="line.510"></a>
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-<span class="sourceLineNo">512</span> // took too long to obtain lock<a name="line.512"></a>
-<span class="sourceLineNo">513</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.513"></a>
-<span class="sourceLineNo">514</span> futureTask.cancel(true);<a name="line.514"></a>
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-<span class="sourceLineNo">520</span><a name="line.520"></a>
-<span class="sourceLineNo">521</span> private void unlockHbck() {<a name="line.521"></a>
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-<span class="sourceLineNo">523</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.523"></a>
-<span class="sourceLineNo">524</span> do {<a name="line.524"></a>
-<span class="sourceLineNo">525</span> try {<a name="line.525"></a>
-<span class="sourceLineNo">526</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.526"></a>
-<span class="sourceLineNo">527</span> FSUtils.delete(FSUtils.getCurrentFileSystem(getConf()), HBCK_LOCK_PATH, true);<a name="line.527"></a>
-<span class="sourceLineNo">528</span> LOG.info("Finishing hbck");<a name="line.528"></a>
-<span class="sourceLineNo">529</span> return;<a name="line.529"></a>
-<span class="sourceLineNo">530</span> } catch (IOException ioe) {<a name="line.530"></a>
-<span class="sourceLineNo">531</span> LOG.info("Failed to delete " + HBCK_LOCK_PATH + ", try="<a name="line.531"></a>
-<span class="sourceLineNo">532</span> + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.532"></a>
-<span class="sourceLineNo">533</span> + retryCounter.getMaxAttempts());<a name="line.533"></a>
-<span class="sourceLineNo">534</span> LOG.debug("Failed to delete " + HBCK_LOCK_PATH, ioe);<a name="line.534"></a>
-<span class="sourceLineNo">535</span> try {<a name="line.535"></a>
-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
-<span class="sourceLineNo">537</span> } catch (InterruptedException ie) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span> Thread.currentThread().interrupt();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
-<span class="sourceLineNo">548</span> /**<a name="line.548"></a>
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-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
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-<span class="sourceLineNo">552</span> public void connect() throws IOException {<a name="line.552"></a>
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-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.334"></a>
+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.339"></a>
+<span class="sourceLineNo">340</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.340"></a>
+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
+<span class="sourceLineNo">343</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.343"></a>
+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> private boolean hbckZodeCreated = false;<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Constructor<a name="line.350"></a>
+<span class="sourceLineNo">351</span> *<a name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param conf Configuration object<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @throws MasterNotRunningException if the master is not running<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.354"></a>
+<span class="sourceLineNo">355</span> */<a name="line.355"></a>
+<span class="sourceLineNo">356</span> public HBaseFsck(Configuration conf) throws IOException, ClassNotFoundException {<a name="line.356"></a>
+<span class="sourceLineNo">357</span> this(conf, createThreadPool(conf));<a name="line.357"></a>
+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
+<span class="sourceLineNo">359</span><a name="line.359"></a>
+<span class="sourceLineNo">360</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.360"></a>
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+<span class="sourceLineNo">362</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Constructor<a name="line.366"></a>
+<span class="sourceLineNo">367</span> *<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * @param conf<a name="line.368"></a>
+<span class="sourceLineNo">369</span> * Configuration object<a name="line.369"></a>
+<span class="sourceLineNo">370</span> * @throws MasterNotRunningException<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
+<span class="sourceLineNo">375</span> public HBaseFsck(Configuration conf, ExecutorService exec) throws MasterNotRunningException,<a name="line.375"></a>
+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
+<span class="sourceLineNo">380</span> lockFileRetryCounterFactory = createLockRetryCounterFactory(getConf());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> createZNodeRetryCounterFactory = createZnodeRetryCounterFactory(getConf());<a name="line.381"></a>
+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> /**<a name="line.385"></a>
+<span class="sourceLineNo">386</span> * @return A retry counter factory configured for retrying lock file creation.<a name="line.386"></a>
+<span class="sourceLineNo">387</span> */<a name="line.387"></a>
+<span class="sourceLineNo">388</span> public static RetryCounterFactory createLockRetryCounterFactory(Configuration conf) {<a name="line.388"></a>
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+<span class="sourceLineNo">390</span> conf.getInt("hbase.hbck.lockfile.attempts", DEFAULT_MAX_LOCK_FILE_ATTEMPTS),<a name="line.390"></a>
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+<span class="sourceLineNo">395</span> }<a name="line.395"></a>
+<span class="sourceLineNo">396</span><a name="line.396"></a>
+<span class="sourceLineNo">397</span> /**<a name="line.397"></a>
+<span class="sourceLineNo">398</span> * @return A retry counter factory configured for retrying znode creation.<a name="line.398"></a>
+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
+<span class="sourceLineNo">400</span> private static RetryCounterFactory createZnodeRetryCounterFactory(Configuration conf) {<a name="line.400"></a>
+<span class="sourceLineNo">401</span> return new RetryCounterFactory(<a name="line.401"></a>
+<span class="sourceLineNo">402</span> conf.getInt("hbase.hbck.createznode.attempts", DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS),<a name="line.402"></a>
+<span class="sourceLineNo">403</span> conf.getInt("hbase.hbck.createznode.attempt.sleep.interval",<a name="line.403"></a>
+<span class="sourceLineNo">404</span> DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL),<a name="line.404"></a>
+<span class="sourceLineNo">405</span> conf.getInt("hbase.hbck.createznode.attempt.maxsleeptime",<a name="line.405"></a>
+<span class="sourceLineNo">406</span> DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME));<a name="line.406"></a>
+<span class="sourceLineNo">407</span> }<a name="line.407"></a>
+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
+<span class="sourceLineNo">410</span> * @return Return the tmp dir this tool writes too.<a name="line.410"></a>
+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
+<span class="sourceLineNo">413</span> public static Path getTmpDir(Configuration conf) throws IOException {<a name="line.413"></a>
+<span class="sourceLineNo">414</span> return new Path(FSUtils.getRootDir(conf), HConstants.HBASE_TEMP_DIRECTORY);<a name="line.414"></a>
+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> private static class FileLockCallable implements Callable<FSDataOutputStream> {<a name="line.417"></a>
+<span class="sourceLineNo">418</span> RetryCounter retryCounter;<a name="line.418"></a>
+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
+<span class="sourceLineNo">420</span> private Path hbckLockPath = null;<a name="line.420"></a>
+<span class="sourceLineNo">421</span><a name="line.421"></a>
+<span class="sourceLineNo">422</span> public FileLockCallable(Configuration conf, RetryCounter retryCounter) {<a name="line.422"></a>
+<span class="sourceLineNo">423</span> this.retryCounter = retryCounter;<a name="line.423"></a>
+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span> /**<a name="line.427"></a>
+<span class="sourceLineNo">428</span> * @return Will be <code>null</code> unless you call {@link #call()}<a name="line.428"></a>
+<span class="sourceLineNo">429</span> */<a name="line.429"></a>
+<span class="sourceLineNo">430</span> Path getHbckLockPath() {<a name="line.430"></a>
+<span class="sourceLineNo">431</span> return this.hbckLockPath;<a name="line.431"></a>
+<span class="sourceLineNo">432</span> }<a name="line.432"></a>
+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span> @Override<a name="line.434"></a>
+<span class="sourceLineNo">435</span> public FSDataOutputStream call() throws IOException {<a name="line.435"></a>
+<span class="sourceLineNo">436</span> try {<a name="line.436"></a>
+<span class="sourceLineNo">437</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.437"></a>
+<span class="sourceLineNo">438</span> FsPermission defaultPerms = FSUtils.getFilePermissions(fs, this.conf,<a name="line.438"></a>
+<span class="sourceLineNo">439</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.439"></a>
+<span class="sourceLineNo">440</span> Path tmpDir = getTmpDir(conf);<a name="line.440"></a>
+<span class="sourceLineNo">441</span> this.hbckLockPath = new Path(tmpDir, HBCK_LOCK_FILE);<a name="line.441"></a>
+<span class="sourceLineNo">442</span> fs.mkdirs(tmpDir);<a name="line.442"></a>
+<span class="sourceLineNo">443</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.443"></a>
+<span class="sourceLineNo">444</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.444"></a>
+<span class="sourceLineNo">445</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.445"></a>
+<span class="sourceLineNo">446</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.446"></a>
+<span class="sourceLineNo">447</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.447"></a>
+<span class="sourceLineNo">448</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.448"></a>
+<span class="sourceLineNo">449</span> out.flush();<a name="line.449"></a>
+<span class="sourceLineNo">450</span> return out;<a name="line.450"></a>
+<span class="sourceLineNo">451</span> } catch(RemoteException e) {<a name="line.451"></a>
+<span class="sourceLineNo">452</span> if(AlreadyBeingCreatedException.class.getName().equals(e.getClassName())){<a name="line.452"></a>
+<span class="sourceLineNo">453</span> return null;<a name="line.453"></a>
+<span class="sourceLineNo">454</span> } else {<a name="line.454"></a>
+<span class="sourceLineNo">455</span> throw e;<a name="line.455"></a>
+<span class="sourceLineNo">456</span> }<a name="line.456"></a>
+<span class="sourceLineNo">457</span> }<a name="line.457"></a>
+<span class="sourceLineNo">458</span> }<a name="line.458"></a>
+<span class="sourceLineNo">459</span><a name="line.459"></a>
+<span class="sourceLineNo">460</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.460"></a>
+<span class="sourceLineNo">461</span> final Path hbckLockFilePath, final FsPermission defaultPerms)<a name="line.461"></a>
+<span class="sourceLineNo">462</span> throws IOException {<a name="line.462"></a>
+<span class="sourceLineNo">463</span> IOException exception = null;<a name="line.463"></a>
+<span class="sourceLineNo">464</span> do {<a name="line.464"></a>
+<span class="sourceLineNo">465</span> try {<a name="line.465"></a>
+<span class="sourceLineNo">466</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.466"></a>
+<span class="sourceLineNo">467</span> } catch (IOException ioe) {<a name="line.467"></a>
+<span class="sourceLineNo">468</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.468"></a>
+<span class="sourceLineNo">469</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.469"></a>
+<span class="sourceLineNo">470</span> + retryCounter.getMaxAttempts());<a name="line.470"></a>
+<span class="sourceLineNo">471</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.471"></a>
+<span class="sourceLineNo">472</span> ioe);<a name="line.472"></a>
+<span class="sourceLineNo">473</span> try {<a name="line.473"></a>
+<span class="sourceLineNo">474</span> exception = ioe;<a name="line.474"></a>
+<span class="sourceLineNo">475</span> retryCounter.sleepUntilNextRetry();<a name="line.475"></a>
+<span class="sourceLineNo">476</span> } catch (InterruptedException ie) {<a name="line.476"></a>
+<span class="sourceLineNo">477</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.477"></a>
+<span class="sourceLineNo">478</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.478"></a>
+<span class="sourceLineNo">479</span> .initCause(ie);<a name="line.479"></a>
+<span class="sourceLineNo">480</span> }<a name="line.480"></a>
+<span class="sourceLineNo">481</span> }<a name="line.481"></a>
+<span class="sourceLineNo">482</span> } while (retryCounter.shouldRetry());<a name="line.482"></a>
+<span class="sourceLineNo">483</span><a name="line.483"></a>
+<span class="sourceLineNo">484</span> throw exception;<a name="line.484"></a>
+<span class="sourceLineNo">485</span> }<a name="line.485"></a>
+<span class="sourceLineNo">486</span> }<a name="line.486"></a>
+<span class="sourceLineNo">487</span><a name="line.487"></a>
+<span class="sourceLineNo">488</span> /**<a name="line.488"></a>
+<span class="sourceLineNo">489</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.489"></a>
+<span class="sourceLineNo">490</span> *<a name="line.490"></a>
+<span class="sourceLineNo">491</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.491"></a>
+<span class="sourceLineNo">492</span> * @throws IOException if IO failure occurs<a name="line.492"></a>
+<span class="sourceLineNo">493</span> */<a name="line.493"></a>
+<span class="sourceLineNo">494</span> public static Pair<Path, FSDataOutputStream> checkAndMarkRunningHbck(Configuration conf,<a name="line.494"></a>
+<span class="sourceLineNo">495</span> RetryCounter retryCounter) throws IOException {<a name="line.495"></a>
+<span class="sourceLineNo">496</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.496"></a>
+<span class="sourceLineNo">497</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.497"></a>
+<span class="sourceLineNo">498</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.498"></a>
+<span class="sourceLineNo">499</span> executor.execute(futureTask);<a name="line.499"></a>
+<span class="sourceLineNo">500</span> final int timeoutInSeconds = conf.getInt(<a name="line.500"></a>
+<span class="sourceLineNo">501</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.501"></a>
+<span class="sourceLineNo">502</span> FSDataOutputStream stream = null;<a name="line.502"></a>
+<span class="sourceLineNo">503</span> try {<a name="line.503"></a>
+<span class="sourceLineNo">504</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.504"></a>
+<span class="sourceLineNo">505</span> } catch (ExecutionException ee) {<a name="line.505"></a>
+<span class="sourceLineNo">506</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.506"></a>
+<span class="sourceLineNo">507</span> } catch (InterruptedException ie) {<a name="line.507"></a>
+<span class="sourceLineNo">508</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.508"></a>
+<span class="sourceLineNo">509</span> Thread.currentThread().interrupt();<a name="line.509"></a>
+<span class="sourceLineNo">510</span> } catch (TimeoutException exception) {<a name="line.510"></a>
+<span class="sourceLineNo">511</span> // took too long to obtain lock<a name="line.511"></a>
+<span class="sourceLineNo">512</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.512"></a>
+<span class="sourceLineNo">513</span> futureTask.cancel(true);<a name="line.513"></a>
+<span class="sourceLineNo">514</span> } finally {<a name="line.514"></a>
+<span class="sourceLineNo">515</span> executor.shutdownNow();<a name="line.515"></a>
+<span class="sourceLineNo">516</span> }<a name="line.516"></a>
+<span class="sourceLineNo">517</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.517"></a>
+<span class="sourceLineNo">518</span> }<a name="line.518"></a>
+<span class="sourceLineNo">519</span><a name="line.519"></a>
+<span class="sourceLineNo">520</span> private void unlockHbck() {<a name="line.520"></a>
+<span class="sourceLineNo">521</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.521"></a>
+<span class="sourceLineNo">522</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.522"></a>
+<span class="sourceLineNo">523</span> do {<a name="line.523"></a>
+<span class="sourceLineNo">524</span> try {<a name="line.524"></a>
+<span class="sourceLineNo">525</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.525"></a>
+<span class="sourceLineNo">526</span> FSUtils.delete(FSUtils.ge
<TRUNCATED>
[17/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.ErrorReporter.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.ErrorReporter.html b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.ErrorReporter.html
index a957d31..62f81b6 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.ErrorReporter.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.ErrorReporter.html
@@ -142,5192 +142,5186 @@
<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.149"></a>
-<span class="sourceLineNo">150</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.150"></a>
-<span class="sourceLineNo">151</span>import org.apache.zookeeper.KeeperException;<a name="line.151"></a>
-<span class="sourceLineNo">152</span>import org.slf4j.Logger;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>import org.slf4j.LoggerFactory;<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * <p><a name="line.172"></a>
-<span class="sourceLineNo">173</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * accordance.<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * <p><a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * one region of a table. This means there are no individual degenerate<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * <p><a name="line.181"></a>
-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * </ol><a name="line.186"></a>
-<span class="sourceLineNo">187</span> * <p><a name="line.187"></a>
-<span class="sourceLineNo">188</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * a new region is created and all data is merged into the new region.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> * <p><a name="line.194"></a>
-<span class="sourceLineNo">195</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * an offline fashion.<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * <p><a name="line.199"></a>
-<span class="sourceLineNo">200</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.200"></a>
-<span class="sourceLineNo">201</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.201"></a>
-<span class="sourceLineNo">202</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.202"></a>
-<span class="sourceLineNo">203</span> * with proper state in the master.<a name="line.203"></a>
-<span class="sourceLineNo">204</span> * <p><a name="line.204"></a>
-<span class="sourceLineNo">205</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.205"></a>
-<span class="sourceLineNo">206</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * first be called successfully. Much of the region consistency information<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
-<span class="sourceLineNo">210</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.210"></a>
-<span class="sourceLineNo">211</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.211"></a>
-<span class="sourceLineNo">212</span> * {@link #printUsageAndExit()} for more details.<a name="line.212"></a>
-<span class="sourceLineNo">213</span> */<a name="line.213"></a>
-<span class="sourceLineNo">214</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.214"></a>
-<span class="sourceLineNo">215</span>@InterfaceStability.Evolving<a name="line.215"></a>
-<span class="sourceLineNo">216</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.216"></a>
-<span class="sourceLineNo">217</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.217"></a>
-<span class="sourceLineNo">218</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.218"></a>
-<span class="sourceLineNo">219</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.219"></a>
-<span class="sourceLineNo">220</span> private static boolean rsSupportsOffline = true;<a name="line.220"></a>
-<span class="sourceLineNo">221</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.221"></a>
-<span class="sourceLineNo">222</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.222"></a>
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-<span class="sourceLineNo">450</span> out.flush();<a name="line.450"></a>
-<span class="sourceLineNo">451</span> return out;<a name="line.451"></a>
-<span class="sourceLineNo">452</span> } catch(RemoteException e) {<a name="line.452"></a>
-<span class="sourceLineNo">453</span> if(AlreadyBeingCreatedException.class.getName().equals(e.getClassName())){<a name="line.453"></a>
-<span class="sourceLineNo">454</span> return null;<a name="line.454"></a>
-<span class="sourceLineNo">455</span> } else {<a name="line.455"></a>
-<span class="sourceLineNo">456</span> throw e;<a name="line.456"></a>
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-<span class="sourceLineNo">458</span> }<a name="line.458"></a>
-<span class="sourceLineNo">459</span> }<a name="line.459"></a>
-<span class="sourceLineNo">460</span><a name="line.460"></a>
-<span class="sourceLineNo">461</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.461"></a>
-<span class="sourceLineNo">462</span> final Path hbckLockFilePath, final FsPermission defaultPerms)<a name="line.462"></a>
-<span class="sourceLineNo">463</span> throws IOException {<a name="line.463"></a>
-<span class="sourceLineNo">464</span> IOException exception = null;<a name="line.464"></a>
-<span class="sourceLineNo">465</span> do {<a name="line.465"></a>
-<span class="sourceLineNo">466</span> try {<a name="line.466"></a>
-<span class="sourceLineNo">467</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.467"></a>
-<span class="sourceLineNo">468</span> } catch (IOException ioe) {<a name="line.468"></a>
-<span class="sourceLineNo">469</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.469"></a>
-<span class="sourceLineNo">470</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.470"></a>
-<span class="sourceLineNo">471</span> + retryCounter.getMaxAttempts());<a name="line.471"></a>
-<span class="sourceLineNo">472</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.472"></a>
-<span class="sourceLineNo">473</span> ioe);<a name="line.473"></a>
-<span class="sourceLineNo">474</span> try {<a name="line.474"></a>
-<span class="sourceLineNo">475</span> exception = ioe;<a name="line.475"></a>
-<span class="sourceLineNo">476</span> retryCounter.sleepUntilNextRetry();<a name="line.476"></a>
-<span class="sourceLineNo">477</span> } catch (InterruptedException ie) {<a name="line.477"></a>
-<span class="sourceLineNo">478</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.478"></a>
-<span class="sourceLineNo">479</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.479"></a>
-<span class="sourceLineNo">480</span> .initCause(ie);<a name="line.480"></a>
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-<span class="sourceLineNo">482</span> }<a name="line.482"></a>
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-<span class="sourceLineNo">484</span><a name="line.484"></a>
-<span class="sourceLineNo">485</span> throw exception;<a name="line.485"></a>
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-<span class="sourceLineNo">487</span> }<a name="line.487"></a>
-<span class="sourceLineNo">488</span><a name="line.488"></a>
-<span class="sourceLineNo">489</span> /**<a name="line.489"></a>
-<span class="sourceLineNo">490</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.490"></a>
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-<span class="sourceLineNo">492</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.492"></a>
-<span class="sourceLineNo">493</span> * @throws IOException if IO failure occurs<a name="line.493"></a>
-<span class="sourceLineNo">494</span> */<a name="line.494"></a>
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-<span class="sourceLineNo">496</span> RetryCounter retryCounter) throws IOException {<a name="line.496"></a>
-<span class="sourceLineNo">497</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.497"></a>
-<span class="sourceLineNo">498</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.498"></a>
-<span class="sourceLineNo">499</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.499"></a>
-<span class="sourceLineNo">500</span> executor.execute(futureTask);<a name="line.500"></a>
-<span class="sourceLineNo">501</span> final int timeoutInSeconds = conf.getInt(<a name="line.501"></a>
-<span class="sourceLineNo">502</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.502"></a>
-<span class="sourceLineNo">503</span> FSDataOutputStream stream = null;<a name="line.503"></a>
-<span class="sourceLineNo">504</span> try {<a name="line.504"></a>
-<span class="sourceLineNo">505</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.505"></a>
-<span class="sourceLineNo">506</span> } catch (ExecutionException ee) {<a name="line.506"></a>
-<span class="sourceLineNo">507</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.507"></a>
-<span class="sourceLineNo">508</span> } catch (InterruptedException ie) {<a name="line.508"></a>
-<span class="sourceLineNo">509</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.509"></a>
-<span class="sourceLineNo">510</span> Thread.currentThread().interrupt();<a name="line.510"></a>
-<span class="sourceLineNo">511</span> } catch (TimeoutException exception) {<a name="line.511"></a>
-<span class="sourceLineNo">512</span> // took too long to obtain lock<a name="line.512"></a>
-<span class="sourceLineNo">513</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.513"></a>
-<span class="sourceLineNo">514</span> futureTask.cancel(true);<a name="line.514"></a>
-<span class="sourceLineNo">515</span> } finally {<a name="line.515"></a>
-<span class="sourceLineNo">516</span> executor.shutdownNow();<a name="line.516"></a>
-<span class="sourceLineNo">517</span> }<a name="line.517"></a>
-<span class="sourceLineNo">518</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.518"></a>
-<span class="sourceLineNo">519</span> }<a name="line.519"></a>
-<span class="sourceLineNo">520</span><a name="line.520"></a>
-<span class="sourceLineNo">521</span> private void unlockHbck() {<a name="line.521"></a>
-<span class="sourceLineNo">522</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.522"></a>
-<span class="sourceLineNo">523</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.523"></a>
-<span class="sourceLineNo">524</span> do {<a name="line.524"></a>
-<span class="sourceLineNo">525</span> try {<a name="line.525"></a>
-<span class="sourceLineNo">526</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.526"></a>
-<span class="sourceLineNo">527</span> FSUtils.delete(FSUtils.getCurrentFileSystem(getConf()), HBCK_LOCK_PATH, true);<a name="line.527"></a>
-<span class="sourceLineNo">528</span> LOG.info("Finishing hbck");<a name="line.528"></a>
-<span class="sourceLineNo">529</span> return;<a name="line.529"></a>
-<span class="sourceLineNo">530</span> } catch (IOException ioe) {<a name="line.530"></a>
-<span class="sourceLineNo">531</span> LOG.info("Failed to delete " + HBCK_LOCK_PATH + ", try="<a name="line.531"></a>
-<span class="sourceLineNo">532</span> + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.532"></a>
-<span class="sourceLineNo">533</span> + retryCounter.getMaxAttempts());<a name="line.533"></a>
-<span class="sourceLineNo">534</span> LOG.debug("Failed to delete " + HBCK_LOCK_PATH, ioe);<a name="line.534"></a>
-<span class="sourceLineNo">535</span> try {<a name="line.535"></a>
-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
-<span class="sourceLineNo">537</span> } catch (InterruptedException ie) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span> Thread.currentThread().interrupt();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
-<span class="sourceLineNo">548</span> /**<a name="line.548"></a>
-<span class="sourceLineNo">549</span> * To repair region consistency, one must call connect() in order to repair<a name="line.549"></a>
-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
-<span class="sourceLineNo">551</span> */<a name="line.551"></a>
-<span class="sourceLineNo">552</span> public void connect() throws IOException {<a name="line.552"></a>
-<span class="sourceLineNo">553</span><a name="line.553"></a>
-<span class="sourceLineNo">554</span> if (isExclusive()) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.334"></a>
+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.339"></a>
+<span class="sourceLineNo">340</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.340"></a>
+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
+<span class="sourceLineNo">343</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.343"></a>
+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> private boolean hbckZodeCreated = false;<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Constructor<a name="line.350"></a>
+<span class="sourceLineNo">351</span> *<a name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param conf Configuration object<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @throws MasterNotRunningException if the master is not running<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.354"></a>
+<span class="sourceLineNo">355</span> */<a name="line.355"></a>
+<span class="sourceLineNo">356</span> public HBaseFsck(Configuration conf) throws IOException, ClassNotFoundException {<a name="line.356"></a>
+<span class="sourceLineNo">357</span> this(conf, createThreadPool(conf));<a name="line.357"></a>
+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
+<span class="sourceLineNo">359</span><a name="line.359"></a>
+<span class="sourceLineNo">360</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.360"></a>
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+<span class="sourceLineNo">362</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Constructor<a name="line.366"></a>
+<span class="sourceLineNo">367</span> *<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * @param conf<a name="line.368"></a>
+<span class="sourceLineNo">369</span> * Configuration object<a name="line.369"></a>
+<span class="sourceLineNo">370</span> * @throws MasterNotRunningException<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
+<span class="sourceLineNo">375</span> public HBaseFsck(Configuration conf, ExecutorService exec) throws MasterNotRunningException,<a name="line.375"></a>
+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
+<span class="sourceLineNo">380</span> lockFileRetryCounterFactory = createLockRetryCounterFactory(getConf());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> createZNodeRetryCounterFactory = createZnodeRetryCounterFactory(getConf());<a name="line.381"></a>
+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> /**<a name="line.385"></a>
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+<span class="sourceLineNo">387</span> */<a name="line.387"></a>
+<span class="sourceLineNo">388</span> public static RetryCounterFactory createLockRetryCounterFactory(Configuration conf) {<a name="line.388"></a>
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+<span class="sourceLineNo">390</span> conf.getInt("hbase.hbck.lockfile.attempts", DEFAULT_MAX_LOCK_FILE_ATTEMPTS),<a name="line.390"></a>
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+<span class="sourceLineNo">393</span> conf.getInt("hbase.hbck.lockfile.attempt.maxsleeptime",<a name="line.393"></a>
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+<span class="sourceLineNo">395</span> }<a name="line.395"></a>
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+<span class="sourceLineNo">397</span> /**<a name="line.397"></a>
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+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
+<span class="sourceLineNo">400</span> private static RetryCounterFactory createZnodeRetryCounterFactory(Configuration conf) {<a name="line.400"></a>
+<span class="sourceLineNo">401</span> return new RetryCounterFactory(<a name="line.401"></a>
+<span class="sourceLineNo">402</span> conf.getInt("hbase.hbck.createznode.attempts", DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS),<a name="line.402"></a>
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+<span class="sourceLineNo">405</span> conf.getInt("hbase.hbck.createznode.attempt.maxsleeptime",<a name="line.405"></a>
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+<span class="sourceLineNo">407</span> }<a name="line.407"></a>
+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
+<span class="sourceLineNo">410</span> * @return Return the tmp dir this tool writes too.<a name="line.410"></a>
+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
+<span class="sourceLineNo">413</span> public static Path getTmpDir(Configuration conf) throws IOException {<a name="line.413"></a>
+<span class="sourceLineNo">414</span> return new Path(FSUtils.getRootDir(conf), HConstants.HBASE_TEMP_DIRECTORY);<a name="line.414"></a>
+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> private static class FileLockCallable implements Callable<FSDataOutputStream> {<a name="line.417"></a>
+<span class="sourceLineNo">418</span> RetryCounter retryCounter;<a name="line.418"></a>
+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
+<span class="sourceLineNo">420</span> private Path hbckLockPath = null;<a name="line.420"></a>
+<span class="sourceLineNo">421</span><a name="line.421"></a>
+<span class="sourceLineNo">422</span> public FileLockCallable(Configuration conf, RetryCounter retryCounter) {<a name="line.422"></a>
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+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span> /**<a name="line.427"></a>
+<span class="sourceLineNo">428</span> * @return Will be <code>null</code> unless you call {@link #call()}<a name="line.428"></a>
+<span class="sourceLineNo">429</span> */<a name="line.429"></a>
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+<span class="sourceLineNo">432</span> }<a name="line.432"></a>
+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span> @Override<a name="line.434"></a>
+<span class="sourceLineNo">435</span> public FSDataOutputStream call() throws IOException {<a name="line.435"></a>
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+<span class="sourceLineNo">437</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.437"></a>
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+<span class="sourceLineNo">442</span> fs.mkdirs(tmpDir);<a name="line.442"></a>
+<span class="sourceLineNo">443</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.443"></a>
+<span class="sourceLineNo">444</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.444"></a>
+<span class="sourceLineNo">445</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.445"></a>
+<span class="sourceLineNo">446</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.446"></a>
+<span class="sourceLineNo">447</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.447"></a>
+<span class="sourceLineNo">448</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.448"></a>
+<span class="sourceLineNo">449</span> out.flush();<a name="line.449"></a>
+<span class="sourceLineNo">450</span> return out;<a name="line.450"></a>
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+<span class="sourceLineNo">457</span> }<a name="line.457"></a>
+<span class="sourceLineNo">458</span> }<a name="line.458"></a>
+<span class="sourceLineNo">459</span><a name="line.459"></a>
+<span class="sourceLineNo">460</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.460"></a>
+<span class="sourceLineNo">461</span> final Path hbckLockFilePath, final FsPermission defaultPerms)<a name="line.461"></a>
+<span class="sourceLineNo">462</span> throws IOException {<a name="line.462"></a>
+<span class="sourceLineNo">463</span> IOException exception = null;<a name="line.463"></a>
+<span class="sourceLineNo">464</span> do {<a name="line.464"></a>
+<span class="sourceLineNo">465</span> try {<a name="line.465"></a>
+<span class="sourceLineNo">466</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.466"></a>
+<span class="sourceLineNo">467</span> } catch (IOException ioe) {<a name="line.467"></a>
+<span class="sourceLineNo">468</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.468"></a>
+<span class="sourceLineNo">469</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.469"></a>
+<span class="sourceLineNo">470</span> + retryCounter.getMaxAttempts());<a name="line.470"></a>
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<TRUNCATED>
[20/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.html b/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.html
index 809f66f..9b60dd0 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/RSGroupInfoManagerImpl.html
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+<span class="sourceLineNo">794</span> // if no regions in meta then we have to create the table<a name="line.794"></a>
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+<span class="sourceLineNo">799</span> LOG.info("RSGroup table=" + RSGROUP_TABLE_NAME + " isOnline=" + found.get()<a name="line.799"></a>
+<span class="sourceLineNo">800</span> + ", regionCount=" + foundRegions.size() + ", assignCount="<a name="line.800"></a>
+<span class="sourceLineNo">801</span> + assignedRegions.size() + ", rootMetaFound=" + rootMetaFound);<a name="line.801"></a>
+<span class="sourceLineNo">802</span> found.set(found.get() && assignedRegions.size() == foundRegions.size()<a name="line.802"></a>
+<span class="sourceLineNo">803</span> && foundRegions.size() > 0);<a name="line.803"></a>
+<span class="sourceLineNo">804</span> } else {<a name="line.804"></a>
+<span class="sourceLineNo">805</span> LOG.info("Waiting for catalog tables to come online");<a name="line.805"></a>
+<span class="sourceLineNo">806</span> found.set(false);<a name="line.806"></a>
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+<span class="sourceLineNo">808</span> if (found.get()) {<a name="line.808"></a>
+<span class="sourceLineNo">809</span> LOG.debug("With group table online, refreshing cached information.");<a name="line.809"></a>
+<span class="sourceLineNo">810</span> RSGroupInfoManagerImpl.this.refresh(true);<a name="line.810"></a>
+<span class="sourceLineNo">811</span> online = true;<a name="line.811"></a>
+<span class="sourceLineNo">812</span> //flush any inconsistencies between ZK and HTable<a name="line.812"></a>
+<span class="sourceLineNo">813</span> RSGroupInfoManagerImpl.this.flushConfig();<a name="line.813"></a>
+<span class="sourceLineNo">814</span> }<a name="line.814"></a>
+<span class="sourceLineNo">815</span> } catch (RuntimeException e) {<a name="line.815"></a>
+<span class="sourceLineNo">816</span> throw e;<a name="line.816"></a>
+<span class="sourceLineNo">817</span> } catch(Exception e) {<a name="line.817"></a>
+<span class="sourceLineNo">818</span> found.set(false);<a name="line.818"></a>
+<span class="sourceLineNo">819</span> LOG.warn("Failed to perform check", e);<a name="line.819"></a>
+<span class="sourceLineNo">820</span> }<a name="line.820"></a>
+<span class="sourceLineNo">821</span> try {<a name="line.821"></a>
+<span class="sourceLineNo">822</span> Thread.sleep(100);<a name="line.822"></a>
+<span class="sourceLineNo">823</span> } catch (InterruptedException e) {<a name="line.823"></a>
+<span class="sourceLineNo">824</span> LOG.info("Sleep interrupted", e);<a name="line.824"></a>
+<span class="sourceLineNo">825</span> }<a name="line.825"></a>
+<span class="sourceLineNo">826</span> }<a name="line.826"></a>
+<span class="sourceLineNo">827</span> return found.get();<a name="line.827"></a>
+<span class="sourceLineNo">828</span> }<a name="line.828"></a>
+<span class="sourceLineNo">829</span><a name="line.829"></a>
+<span class="sourceLineNo">830</span> private void createRSGroupTable() throws IOException {<a name="line.830"></a>
+<span class="sourceLineNo">831</span> Long procId = masterServices.createSystemTable(RSGROUP_TABLE_DESC);<a name="line.831"></a>
+<span class="sourceLineNo">832</span> // wait for region to be online<a name="line.832"></a>
+<span class="sourceLineNo">833</span> int tries = 600;<a name="line.833"></a>
+<span class="sourceLineNo">834</span> while (!(masterServices.getMasterProcedureExecutor().isFinished(procId))<a name="line.834"></a>
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+<span class="sourceLineNo">846</span> } else {<a name="line.846"></a>
+<span class="sourceLineNo">847</span> Procedure<?> result = masterServices.getMasterProcedureExecutor().getResult(procId);<a name="line.847"></a>
+<span class="sourceLineNo">848</span> if (result != null && result.isFailed()) {<a name="line.848"></a>
+<span class="sourceLineNo">849</span> throw new IOException("Failed to create group table. " +<a name="line.849"></a>
+<span class="sourceLineNo">850</span> MasterProcedureUtil.unwrapRemoteIOException(result));<a name="line.850"></a>
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+<span class="sourceLineNo">859</span><a name="line.859"></a>
+<span class="sourceLineNo">860</span> private static boolean isMasterRunning(MasterServices masterServices) {<a name="line.860"></a>
+<span class="sourceLineNo">861</span> return !masterServices.isAborted() && !masterServices.isStopped();<a name="line.861"></a>
+<span class="sourceLineNo">862</span> }<a name="line.862"></a>
+<span class="sourceLineNo">863</span><a name="line.863"></a>
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+<span class="sourceLineNo">891</span> }<a name="line.891"></a>
+<span class="sourceLineNo">892</span><a name="line.892"></a>
+<span class="sourceLineNo">893</span> private void checkGroupName(String groupName) throws ConstraintException {<a name="line.893"></a>
+<span class="sourceLineNo">894</span> if (!groupName.matches("[a-zA-Z0-9_]+")) {<a name="line.894"></a>
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http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/Utility.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/Utility.html b/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/Utility.html
index 714d140..bbc4d94 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/Utility.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/rsgroup/Utility.html
@@ -27,38 +27,230 @@
<span class="sourceLineNo">019</span> */<a name="line.19"></a>
<span class="sourceLineNo">020</span>package org.apache.hadoop.hbase.rsgroup;<a name="line.20"></a>
<span class="sourceLineNo">021</span><a name="line.21"></a>
-<span class="sourceLineNo">022</span>import java.util.HashSet;<a name="line.22"></a>
-<span class="sourceLineNo">023</span>import java.util.Set;<a name="line.23"></a>
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-<span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.ServerName;<a name="line.25"></a>
-<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.master.MasterServices;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.net.Address;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.28"></a>
-<span class="sourceLineNo">029</span><a name="line.29"></a>
-<span class="sourceLineNo">030</span>/**<a name="line.30"></a>
-<span class="sourceLineNo">031</span> * Utility for this RSGroup package in hbase-rsgroup.<a name="line.31"></a>
-<span class="sourceLineNo">032</span> */<a name="line.32"></a>
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-<span class="sourceLineNo">053</span>}<a name="line.53"></a>
+<span class="sourceLineNo">022</span>import java.io.EOFException;<a name="line.22"></a>
+<span class="sourceLineNo">023</span>import java.io.IOException;<a name="line.23"></a>
+<span class="sourceLineNo">024</span>import java.net.ConnectException;<a name="line.24"></a>
+<span class="sourceLineNo">025</span>import java.net.NoRouteToHostException;<a name="line.25"></a>
+<span class="sourceLineNo">026</span>import java.net.SocketException;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import java.net.SocketTimeoutException;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import java.net.UnknownHostException;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import java.util.HashSet;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import java.util.Locale;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import java.util.Set;<a name="line.31"></a>
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+<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.ServerName;<a name="line.33"></a>
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+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.RegionInfoBuilder;<a name="line.36"></a>
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+<span class="sourceLineNo">062</span><a name="line.62"></a>
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+<span class="sourceLineNo">068</span> /**<a name="line.68"></a>
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+<span class="sourceLineNo">074</span> if (master == null) {<a name="line.74"></a>
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+<span class="sourceLineNo">114</span> } catch (NotAllMetaRegionsOnlineException e) {<a name="line.114"></a>
+<span class="sourceLineNo">115</span> // Pass<a name="line.115"></a>
+<span class="sourceLineNo">116</span> } catch (ServerNotRunningYetException e) {<a name="line.116"></a>
+<span class="sourceLineNo">117</span> // Pass -- remote server is not up so can't be carrying root<a name="line.117"></a>
+<span class="sourceLineNo">118</span> } catch (UnknownHostException e) {<a name="line.118"></a>
+<span class="sourceLineNo">119</span> // Pass -- server name doesn't resolve so it can't be assigned anything.<a name="line.119"></a>
+<span class="sourceLineNo">120</span> } catch (RegionServerStoppedException e) {<a name="line.120"></a>
+<span class="sourceLineNo">121</span> // Pass -- server name sends us to a server that is dying or already dead.<a name="line.121"></a>
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+<span class="sourceLineNo">123</span> return (service != null) && verifyRegionLocation(connection, service,<a name="line.123"></a>
+<span class="sourceLineNo">124</span> MetaTableLocator.getMetaRegionLocation(zkw, replicaId),<a name="line.124"></a>
+<span class="sourceLineNo">125</span> RegionReplicaUtil.getRegionInfoForReplica(RegionInfoBuilder.FIRST_META_REGIONINFO, replicaId)<a name="line.125"></a>
+<span class="sourceLineNo">126</span> .getRegionName());<a name="line.126"></a>
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+<span class="sourceLineNo">128</span><a name="line.128"></a>
+<span class="sourceLineNo">129</span> /**<a name="line.129"></a>
+<span class="sourceLineNo">130</span> * Verify we can connect to <code>hostingServer</code> and that its carrying<a name="line.130"></a>
+<span class="sourceLineNo">131</span> * <code>regionName</code>.<a name="line.131"></a>
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+<span class="sourceLineNo">133</span> * @param address The servername that goes with the <code>metaServer</code> interface. Used<a name="line.133"></a>
+<span class="sourceLineNo">134</span> * logging.<a name="line.134"></a>
+<span class="sourceLineNo">135</span> * @param regionName The regionname we are interested in.<a name="line.135"></a>
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+<span class="sourceLineNo">137</span> */<a name="line.137"></a>
+<span class="sourceLineNo">138</span> // TODO: We should be able to get the ServerName from the AdminProtocol<a name="line.138"></a>
+<span class="sourceLineNo">139</span> // rather than have to pass it in. Its made awkward by the fact that the<a name="line.139"></a>
+<span class="sourceLineNo">140</span> // HRI is likely a proxy against remote server so the getServerName needs<a name="line.140"></a>
+<span class="sourceLineNo">141</span> // to be fixed to go to a local method or to a cache before we can do this.<a name="line.141"></a>
+<span class="sourceLineNo">142</span> private static boolean verifyRegionLocation(final ClusterConnection connection,<a name="line.142"></a>
+<span class="sourceLineNo">143</span> AdminService.BlockingInterface hostingServer, final ServerName address,<a name="line.143"></a>
+<span class="sourceLineNo">144</span> final byte[] regionName) {<a name="line.144"></a>
+<span class="sourceLineNo">145</span> if (hostingServer == null) {<a name="line.145"></a>
+<span class="sourceLineNo">146</span> LOG.info("Passed hostingServer is null");<a name="line.146"></a>
+<span class="sourceLineNo">147</span> return false;<a name="line.147"></a>
+<span class="sourceLineNo">148</span> }<a name="line.148"></a>
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+<span class="sourceLineNo">150</span> HBaseRpcController controller = connection.getRpcControllerFactory().newController();<a name="line.150"></a>
+<span class="sourceLineNo">151</span> try {<a name="line.151"></a>
+<span class="sourceLineNo">152</span> // Try and get regioninfo from the hosting server.<a name="line.152"></a>
+<span class="sourceLineNo">153</span> return ProtobufUtil.getRegionInfo(controller, hostingServer, regionName) != null;<a name="line.153"></a>
+<span class="sourceLineNo">154</span> } catch (ConnectException e) {<a name="line.154"></a>
+<span class="sourceLineNo">155</span> t = e;<a name="line.155"></a>
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+<span class="sourceLineNo">158</span> } catch (RemoteException e) {<a name="line.158"></a>
+<span class="sourceLineNo">159</span> IOException ioe = e.unwrapRemoteException();<a name="line.159"></a>
+<span class="sourceLineNo">160</span> t = ioe;<a name="line.160"></a>
+<span class="sourceLineNo">161</span> } catch (IOException e) {<a name="line.161"></a>
+<span class="sourceLineNo">162</span> Throwable cause = e.getCause();<a name="line.162"></a>
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+<span class="sourceLineNo">172</span> LOG.info("Failed verification of " + Bytes.toStringBinary(regionName) + " at address=" +<a name="line.172"></a>
+<span class="sourceLineNo">173</span> address + ", exception=" + t.getMessage());<a name="line.173"></a>
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+<span class="sourceLineNo">176</span><a name="line.176"></a>
+<span class="sourceLineNo">177</span> /**<a name="line.177"></a>
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+<span class="sourceLineNo">179</span> * specified timeout for availability.<a name="line.179"></a>
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+<span class="sourceLineNo">189</span> */<a name="line.189"></a>
+<span class="sourceLineNo">190</span> private static AdminService.BlockingInterface getMetaServerConnection(<a name="line.190"></a>
+<span class="sourceLineNo">191</span> ClusterConnection connection, ZKWatcher zkw, long timeout, int replicaId)<a name="line.191"></a>
+<span class="sourceLineNo">192</span> throws InterruptedException, IOException {<a name="line.192"></a>
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+<span class="sourceLineNo">213</span> LOG.debug("Catch this; presume it means the cached connection has gone bad.");<a name="line.213"></a>
+<span class="sourceLineNo">214</span> } else {<a name="line.214"></a>
+<span class="sourceLineNo">215</span> throw e;<a name="line.215"></a>
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+<span class="sourceLineNo">217</span> } catch (SocketTimeoutException e) {<a name="line.217"></a>
+<span class="sourceLineNo">218</span> LOG.debug("Timed out connecting to " + sn);<a name="line.218"></a>
+<span class="sourceLineNo">219</span> } catch (NoRouteToHostException e) {<a name="line.219"></a>
+<span class="sourceLineNo">220</span> LOG.debug("Connecting to " + sn, e);<a name="line.220"></a>
+<span class="sourceLineNo">221</span> } catch (SocketException e) {<a name="line.221"></a>
+<span class="sourceLineNo">222</span> LOG.debug("Exception connecting to " + sn);<a name="line.222"></a>
+<span class="sourceLineNo">223</span> } catch (UnknownHostException e) {<a name="line.223"></a>
+<span class="sourceLineNo">224</span> LOG.debug("Unknown host exception connecting to " + sn);<a name="line.224"></a>
+<span class="sourceLineNo">225</span> } catch (FailedServerException e) {<a name="line.225"></a>
+<span class="sourceLineNo">226</span> if (LOG.isDebugEnabled()) {<a name="line.226"></a>
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+<span class="sourceLineNo">229</span> } catch (IOException ioe) {<a name="line.229"></a>
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+<span class="sourceLineNo">232</span> LOG.debug("Catch. Connect refused.");<a name="line.232"></a>
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+<span class="sourceLineNo">234</span> LOG.debug("Catch. Other end disconnected us.");<a name="line.234"></a>
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+<span class="sourceLineNo">237</span> LOG.debug("Catch. Connection reset.");<a name="line.237"></a>
+<span class="sourceLineNo">238</span> } else {<a name="line.238"></a>
+<span class="sourceLineNo">239</span> throw ioe;<a name="line.239"></a>
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+<span class="sourceLineNo">241</span><a name="line.241"></a>
+<span class="sourceLineNo">242</span> }<a name="line.242"></a>
+<span class="sourceLineNo">243</span> return service;<a name="line.243"></a>
+<span class="sourceLineNo">244</span> }<a name="line.244"></a>
+<span class="sourceLineNo">245</span>}<a name="line.245"></a>
[46/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
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[13/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
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@@ -142,5192 +142,5186 @@
<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
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-<span class="sourceLineNo">424</span> this.retryCounter = retryCounter;<a name="line.424"></a>
-<span class="sourceLineNo">425</span> this.conf = conf;<a name="line.425"></a>
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-<span class="sourceLineNo">427</span><a name="line.427"></a>
-<span class="sourceLineNo">428</span> /**<a name="line.428"></a>
-<span class="sourceLineNo">429</span> * @return Will be <code>null</code> unless you call {@link #call()}<a name="line.429"></a>
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-<span class="sourceLineNo">438</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.438"></a>
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-<span class="sourceLineNo">440</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.440"></a>
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-<span class="sourceLineNo">442</span> this.hbckLockPath = new Path(tmpDir, HBCK_LOCK_FILE);<a name="line.442"></a>
-<span class="sourceLineNo">443</span> fs.mkdirs(tmpDir);<a name="line.443"></a>
-<span class="sourceLineNo">444</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.444"></a>
-<span class="sourceLineNo">445</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.445"></a>
-<span class="sourceLineNo">446</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.446"></a>
-<span class="sourceLineNo">447</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.447"></a>
-<span class="sourceLineNo">448</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.448"></a>
-<span class="sourceLineNo">449</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.449"></a>
-<span class="sourceLineNo">450</span> out.flush();<a name="line.450"></a>
-<span class="sourceLineNo">451</span> return out;<a name="line.451"></a>
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-<span class="sourceLineNo">456</span> throw e;<a name="line.456"></a>
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-<span class="sourceLineNo">464</span> IOException exception = null;<a name="line.464"></a>
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-<span class="sourceLineNo">466</span> try {<a name="line.466"></a>
-<span class="sourceLineNo">467</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.467"></a>
-<span class="sourceLineNo">468</span> } catch (IOException ioe) {<a name="line.468"></a>
-<span class="sourceLineNo">469</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.469"></a>
-<span class="sourceLineNo">470</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.470"></a>
-<span class="sourceLineNo">471</span> + retryCounter.getMaxAttempts());<a name="line.471"></a>
-<span class="sourceLineNo">472</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.472"></a>
-<span class="sourceLineNo">473</span> ioe);<a name="line.473"></a>
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-<span class="sourceLineNo">475</span> exception = ioe;<a name="line.475"></a>
-<span class="sourceLineNo">476</span> retryCounter.sleepUntilNextRetry();<a name="line.476"></a>
-<span class="sourceLineNo">477</span> } catch (InterruptedException ie) {<a name="line.477"></a>
-<span class="sourceLineNo">478</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.478"></a>
-<span class="sourceLineNo">479</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.479"></a>
-<span class="sourceLineNo">480</span> .initCause(ie);<a name="line.480"></a>
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-<span class="sourceLineNo">485</span> throw exception;<a name="line.485"></a>
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-<span class="sourceLineNo">489</span> /**<a name="line.489"></a>
-<span class="sourceLineNo">490</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.490"></a>
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-<span class="sourceLineNo">492</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.492"></a>
-<span class="sourceLineNo">493</span> * @throws IOException if IO failure occurs<a name="line.493"></a>
-<span class="sourceLineNo">494</span> */<a name="line.494"></a>
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-<span class="sourceLineNo">496</span> RetryCounter retryCounter) throws IOException {<a name="line.496"></a>
-<span class="sourceLineNo">497</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.497"></a>
-<span class="sourceLineNo">498</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.498"></a>
-<span class="sourceLineNo">499</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.499"></a>
-<span class="sourceLineNo">500</span> executor.execute(futureTask);<a name="line.500"></a>
-<span class="sourceLineNo">501</span> final int timeoutInSeconds = conf.getInt(<a name="line.501"></a>
-<span class="sourceLineNo">502</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.502"></a>
-<span class="sourceLineNo">503</span> FSDataOutputStream stream = null;<a name="line.503"></a>
-<span class="sourceLineNo">504</span> try {<a name="line.504"></a>
-<span class="sourceLineNo">505</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.505"></a>
-<span class="sourceLineNo">506</span> } catch (ExecutionException ee) {<a name="line.506"></a>
-<span class="sourceLineNo">507</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.507"></a>
-<span class="sourceLineNo">508</span> } catch (InterruptedException ie) {<a name="line.508"></a>
-<span class="sourceLineNo">509</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.509"></a>
-<span class="sourceLineNo">510</span> Thread.currentThread().interrupt();<a name="line.510"></a>
-<span class="sourceLineNo">511</span> } catch (TimeoutException exception) {<a name="line.511"></a>
-<span class="sourceLineNo">512</span> // took too long to obtain lock<a name="line.512"></a>
-<span class="sourceLineNo">513</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.513"></a>
-<span class="sourceLineNo">514</span> futureTask.cancel(true);<a name="line.514"></a>
-<span class="sourceLineNo">515</span> } finally {<a name="line.515"></a>
-<span class="sourceLineNo">516</span> executor.shutdownNow();<a name="line.516"></a>
-<span class="sourceLineNo">517</span> }<a name="line.517"></a>
-<span class="sourceLineNo">518</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.518"></a>
-<span class="sourceLineNo">519</span> }<a name="line.519"></a>
-<span class="sourceLineNo">520</span><a name="line.520"></a>
-<span class="sourceLineNo">521</span> private void unlockHbck() {<a name="line.521"></a>
-<span class="sourceLineNo">522</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.522"></a>
-<span class="sourceLineNo">523</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.523"></a>
-<span class="sourceLineNo">524</span> do {<a name="line.524"></a>
-<span class="sourceLineNo">525</span> try {<a name="line.525"></a>
-<span class="sourceLineNo">526</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.526"></a>
-<span class="sourceLineNo">527</span> FSUtils.delete(FSUtils.getCurrentFileSystem(getConf()), HBCK_LOCK_PATH, true);<a name="line.527"></a>
-<span class="sourceLineNo">528</span> LOG.info("Finishing hbck");<a name="line.528"></a>
-<span class="sourceLineNo">529</span> return;<a name="line.529"></a>
-<span class="sourceLineNo">530</span> } catch (IOException ioe) {<a name="line.530"></a>
-<span class="sourceLineNo">531</span> LOG.info("Failed to delete " + HBCK_LOCK_PATH + ", try="<a name="line.531"></a>
-<span class="sourceLineNo">532</span> + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.532"></a>
-<span class="sourceLineNo">533</span> + retryCounter.getMaxAttempts());<a name="line.533"></a>
-<span class="sourceLineNo">534</span> LOG.debug("Failed to delete " + HBCK_LOCK_PATH, ioe);<a name="line.534"></a>
-<span class="sourceLineNo">535</span> try {<a name="line.535"></a>
-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
-<span class="sourceLineNo">537</span> } catch (InterruptedException ie) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span> Thread.currentThread().interrupt();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
-<span class="sourceLineNo">548</span> /**<a name="line.548"></a>
-<span class="sourceLineNo">549</span> * To repair region consistency, one must call connect() in order to repair<a name="line.549"></a>
-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
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-<span class="sourceLineNo">553</span><a name="line.553"></a>
-<span class="sourceLineNo">554</span> if (isExclusive()) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
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+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.334"></a>
+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.339"></a>
+<span class="sourceLineNo">340</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.340"></a>
+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
+<span class="sourceLineNo">343</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.343"></a>
+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> private boolean hbckZodeCreated = false;<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Constructor<a name="line.350"></a>
+<span class="sourceLineNo">351</span> *<a name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param conf Configuration object<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @throws MasterNotRunningException if the master is not running<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.354"></a>
+<span class="sourceLineNo">355</span> */<a name="line.355"></a>
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+<span class="sourceLineNo">357</span> this(conf, createThreadPool(conf));<a name="line.357"></a>
+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
+<span class="sourceLineNo">359</span><a name="line.359"></a>
+<span class="sourceLineNo">360</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.360"></a>
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+<span class="sourceLineNo">362</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Constructor<a name="line.366"></a>
+<span class="sourceLineNo">367</span> *<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * @param conf<a name="line.368"></a>
+<span class="sourceLineNo">369</span> * Configuration object<a name="line.369"></a>
+<span class="sourceLineNo">370</span> * @throws MasterNotRunningException<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
+<span class="sourceLineNo">375</span> public HBaseFsck(Configuration conf, ExecutorService exec) throws MasterNotRunningException,<a name="line.375"></a>
+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
+<span class="sourceLineNo">380</span> lockFileRetryCounterFactory = createLockRetryCounterFactory(getConf());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> createZNodeRetryCounterFactory = createZnodeRetryCounterFactory(getConf());<a name="line.381"></a>
+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
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+<span class="sourceLineNo">387</span> */<a name="line.387"></a>
+<span class="sourceLineNo">388</span> public static RetryCounterFactory createLockRetryCounterFactory(Configuration conf) {<a name="line.388"></a>
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+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
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+<span class="sourceLineNo">408</span><a name="line.408"></a>
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+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
+<span class="sourceLineNo">413</span> public static Path getTmpDir(Configuration conf) throws IOException {<a name="line.413"></a>
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+<span class="sourceLineNo">416</span><a name="line.416"></a>
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+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
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+<span class="sourceLineNo">421</span><a name="line.421"></a>
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+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
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+<span class="sourceLineNo">427</span> /**<a name="line.427"></a>
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+<span class="sourceLineNo">429</span> */<a name="line.429"></a>
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+<span class="sourceLineNo">434</span> @Override<a name="line.434"></a>
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<TRUNCATED>
[51/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
Published site at 8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Project: http://git-wip-us.apache.org/repos/asf/hbase-site/repo
Commit: http://git-wip-us.apache.org/repos/asf/hbase-site/commit/27555316
Tree: http://git-wip-us.apache.org/repos/asf/hbase-site/tree/27555316
Diff: http://git-wip-us.apache.org/repos/asf/hbase-site/diff/27555316
Branch: refs/heads/asf-site
Commit: 27555316811b8f031d18508100f39b4345de49ce
Parents: e467988
Author: jenkins <bu...@apache.org>
Authored: Wed Dec 5 14:52:35 2018 +0000
Committer: jenkins <bu...@apache.org>
Committed: Wed Dec 5 14:52:35 2018 +0000
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.../regionserver/TestWALLockup.DummyServer.html | 67 +-
.../TestWALLockup.DummyWALActionsListener.html | 6 +-
.../hbase/regionserver/TestWALLockup.html | 36 +-
.../hadoop/hbase/regionserver/package-tree.html | 4 +-
...stReplicationProcedureRetry.MockHMaster.html | 6 +-
...nTrackerZKImpl.DummyReplicationListener.html | 6 +-
...estReplicationTrackerZKImpl.DummyServer.html | 67 +-
.../TestReplicationTrackerZKImpl.html | 34 +-
...icationSource.ShutdownDelayRegionServer.html | 4 +-
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...estReplicationSourceManager.DummyServer.html | 65 +-
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.../hbase/rsgroup/TestRSGroupsWithACL.html | 4 +-
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.../rsgroup/VerifyingRSGroupAdminClient.html | 4 +-
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.../hadoop/hbase/rsgroup/package-summary.html | 4 +
.../hadoop/hbase/rsgroup/package-tree.html | 1 +
...entication.NonShadedBlockingRpcCallback.html | 12 +-
.../TestTokenAuthentication.TokenServer.html | 107 +-
.../security/token/TestTokenAuthentication.html | 28 +-
.../apache/hadoop/hbase/test/package-tree.html | 4 +-
.../apache/hadoop/hbase/util/MockServer.html | 77 +-
.../apache/hadoop/hbase/wal/package-tree.html | 4 +-
testdevapidocs/overview-tree.html | 1 +
.../hadoop/hbase/MockRegionServerServices.html | 570 +-
.../hbase/TestMetaTableAccessor.MetaTask.html | 1288 +-
...estMetaTableAccessor.SpyingRpcScheduler.html | 1288 +-
...TableAccessor.SpyingRpcSchedulerFactory.html | 1288 +-
.../hadoop/hbase/TestMetaTableAccessor.html | 1288 +-
.../TestMetaTableLocator.WaitOnMetaThread.html | 537 +-
.../hadoop/hbase/TestMetaTableLocator.html | 537 +-
.../hbase/client/TestMetaWithReplicas.html | 88 +-
.../hbase/master/MockNoopMasterServices.html | 786 +-
.../MockRegionServer.RegionNameAndIndex.html | 1116 +-
.../hadoop/hbase/master/MockRegionServer.html | 1116 +-
.../TestActiveMasterManager.DummyMaster.html | 624 +-
...ctiveMasterManager.NodeDeletionListener.html | 624 +-
...ctiveMasterManager.WaitToBeMasterThread.html | 624 +-
.../hbase/master/TestActiveMasterManager.html | 624 +-
.../cleaner/TestHFileCleaner.DummyServer.html | 816 +-
.../hbase/master/cleaner/TestHFileCleaner.html | 816 +-
.../TestHFileLinkCleaner.DummyServer.html | 346 +-
.../master/cleaner/TestHFileLinkCleaner.html | 346 +-
.../cleaner/TestLogsCleaner.DummyServer.html | 799 +-
.../TestLogsCleaner.FaultyZooKeeperWatcher.html | 799 +-
.../hbase/master/cleaner/TestLogsCleaner.html | 799 +-
...TestReplicationHFileCleaner.DummyServer.html | 530 +-
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.../regionserver/TestHeapMemoryManager.html | 1666 +-
.../regionserver/TestRegionServerNoMaster.html | 391 +-
.../TestSplitLogWorker.DummyServer.html | 950 +-
.../hbase/regionserver/TestSplitLogWorker.html | 950 +-
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315 files changed, 179735 insertions(+), 180638 deletions(-)
----------------------------------------------------------------------
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/acid-semantics.html
----------------------------------------------------------------------
diff --git a/acid-semantics.html b/acid-semantics.html
index 203b0a1..ab833c2 100644
--- a/acid-semantics.html
+++ b/acid-semantics.html
@@ -7,7 +7,7 @@
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
- <meta name="Date-Revision-yyyymmdd" content="20181203" />
+ <meta name="Date-Revision-yyyymmdd" content="20181205" />
<meta http-equiv="Content-Language" content="en" />
<title>Apache HBase –
Apache HBase (TM) ACID Properties
@@ -611,7 +611,7 @@ under the License. -->
<a href="https://www.apache.org/">The Apache Software Foundation</a>.
All rights reserved.
- <li id="publishDate" class="pull-right">Last Published: 2018-12-03</li>
+ <li id="publishDate" class="pull-right">Last Published: 2018-12-05</li>
</p>
</div>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/apache_hbase_reference_guide.pdf
----------------------------------------------------------------------
diff --git a/apache_hbase_reference_guide.pdf b/apache_hbase_reference_guide.pdf
index 22b95a4..d34c656 100644
--- a/apache_hbase_reference_guide.pdf
+++ b/apache_hbase_reference_guide.pdf
@@ -5,8 +5,8 @@
/Author (Apache HBase Team)
/Creator (Asciidoctor PDF 1.5.0.alpha.15, based on Prawn 2.2.2)
/Producer (Apache HBase Team)
-/ModDate (D:20181203143314+00'00')
-/CreationDate (D:20181203144906+00'00')
+/ModDate (D:20181205143320+00'00')
+/CreationDate (D:20181205144913+00'00')
>>
endobj
2 0 obj
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/book.html
----------------------------------------------------------------------
diff --git a/book.html b/book.html
index 4410536..bc5543e 100644
--- a/book.html
+++ b/book.html
@@ -41318,7 +41318,7 @@ org/apache/hadoop/hbase/security/access/AccessControlClient.revoke:(Lorg/apache/
<div id="footer">
<div id="footer-text">
Version 3.0.0-SNAPSHOT<br>
-Last updated 2018-12-03 14:33:14 UTC
+Last updated 2018-12-05 14:33:20 UTC
</div>
</div>
</body>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/bulk-loads.html
----------------------------------------------------------------------
diff --git a/bulk-loads.html b/bulk-loads.html
index 7b8d261..c2d64c9 100644
--- a/bulk-loads.html
+++ b/bulk-loads.html
@@ -7,7 +7,7 @@
<head>
<meta charset="UTF-8" />
<meta name="viewport" content="width=device-width, initial-scale=1.0" />
- <meta name="Date-Revision-yyyymmdd" content="20181203" />
+ <meta name="Date-Revision-yyyymmdd" content="20181205" />
<meta http-equiv="Content-Language" content="en" />
<title>Apache HBase –
Bulk Loads in Apache HBase (TM)
@@ -316,7 +316,7 @@ under the License. -->
<a href="https://www.apache.org/">The Apache Software Foundation</a>.
All rights reserved.
- <li id="publishDate" class="pull-right">Last Published: 2018-12-03</li>
+ <li id="publishDate" class="pull-right">Last Published: 2018-12-05</li>
</p>
</div>
[14/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.HbckInfo.html
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diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.HbckInfo.html b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.HbckInfo.html
index a957d31..62f81b6 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.HbckInfo.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.HbckInfo.html
@@ -142,5192 +142,5186 @@
<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.149"></a>
-<span class="sourceLineNo">150</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.150"></a>
-<span class="sourceLineNo">151</span>import org.apache.zookeeper.KeeperException;<a name="line.151"></a>
-<span class="sourceLineNo">152</span>import org.slf4j.Logger;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>import org.slf4j.LoggerFactory;<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * <p><a name="line.172"></a>
-<span class="sourceLineNo">173</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * accordance.<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * <p><a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * one region of a table. This means there are no individual degenerate<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * <p><a name="line.181"></a>
-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * </ol><a name="line.186"></a>
-<span class="sourceLineNo">187</span> * <p><a name="line.187"></a>
-<span class="sourceLineNo">188</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * a new region is created and all data is merged into the new region.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> * <p><a name="line.194"></a>
-<span class="sourceLineNo">195</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * an offline fashion.<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * <p><a name="line.199"></a>
-<span class="sourceLineNo">200</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.200"></a>
-<span class="sourceLineNo">201</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.201"></a>
-<span class="sourceLineNo">202</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.202"></a>
-<span class="sourceLineNo">203</span> * with proper state in the master.<a name="line.203"></a>
-<span class="sourceLineNo">204</span> * <p><a name="line.204"></a>
-<span class="sourceLineNo">205</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.205"></a>
-<span class="sourceLineNo">206</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * first be called successfully. Much of the region consistency information<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
-<span class="sourceLineNo">210</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.210"></a>
-<span class="sourceLineNo">211</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.211"></a>
-<span class="sourceLineNo">212</span> * {@link #printUsageAndExit()} for more details.<a name="line.212"></a>
-<span class="sourceLineNo">213</span> */<a name="line.213"></a>
-<span class="sourceLineNo">214</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.214"></a>
-<span class="sourceLineNo">215</span>@InterfaceStability.Evolving<a name="line.215"></a>
-<span class="sourceLineNo">216</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.216"></a>
-<span class="sourceLineNo">217</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.217"></a>
-<span class="sourceLineNo">218</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.218"></a>
-<span class="sourceLineNo">219</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.219"></a>
-<span class="sourceLineNo">220</span> private static boolean rsSupportsOffline = true;<a name="line.220"></a>
-<span class="sourceLineNo">221</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.221"></a>
-<span class="sourceLineNo">222</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.222"></a>
-<span class="sourceLineNo">223</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.223"></a>
-<span class="sourceLineNo">224</span> /**<a name="line.224"></a>
-<span class="sourceLineNo">225</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.225"></a>
-<span class="sourceLineNo">226</span> * It puts in place a lock when it goes to write/make changes.<a name="line.226"></a>
-<span class="sourceLineNo">227</span> */<a name="line.227"></a>
-<span class="sourceLineNo">228</span> @VisibleForTesting<a name="line.228"></a>
-<span class="sourceLineNo">229</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.229"></a>
-<span class="sourceLineNo">230</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.230"></a>
-<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.231"></a>
-<span class="sourceLineNo">232</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.232"></a>
-<span class="sourceLineNo">233</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.233"></a>
-<span class="sourceLineNo">234</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.234"></a>
-<span class="sourceLineNo">235</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.235"></a>
-<span class="sourceLineNo">236</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.236"></a>
-<span class="sourceLineNo">237</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.237"></a>
-<span class="sourceLineNo">238</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.238"></a>
-<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.239"></a>
-<span class="sourceLineNo">240</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.240"></a>
-<span class="sourceLineNo">241</span><a name="line.241"></a>
-<span class="sourceLineNo">242</span> /**********************<a name="line.242"></a>
-<span class="sourceLineNo">243</span> * Internal resources<a name="line.243"></a>
-<span class="sourceLineNo">244</span> **********************/<a name="line.244"></a>
-<span class="sourceLineNo">245</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.245"></a>
-<span class="sourceLineNo">246</span> private ClusterMetrics status;<a name="line.246"></a>
-<span class="sourceLineNo">247</span> private ClusterConnection connection;<a name="line.247"></a>
-<span class="sourceLineNo">248</span> private Admin admin;<a name="line.248"></a>
-<span class="sourceLineNo">249</span> private Table meta;<a name="line.249"></a>
-<span class="sourceLineNo">250</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.250"></a>
-<span class="sourceLineNo">251</span> protected ExecutorService executor;<a name="line.251"></a>
-<span class="sourceLineNo">252</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.252"></a>
-<span class="sourceLineNo">253</span> private HFileCorruptionChecker hfcc;<a name="line.253"></a>
-<span class="sourceLineNo">254</span> private int retcode = 0;<a name="line.254"></a>
-<span class="sourceLineNo">255</span> private Path HBCK_LOCK_PATH;<a name="line.255"></a>
-<span class="sourceLineNo">256</span> private FSDataOutputStream hbckOutFd;<a name="line.256"></a>
-<span class="sourceLineNo">257</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.257"></a>
-<span class="sourceLineNo">258</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.258"></a>
-<span class="sourceLineNo">259</span> // successful<a name="line.259"></a>
-<span class="sourceLineNo">260</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.260"></a>
-<span class="sourceLineNo">261</span><a name="line.261"></a>
-<span class="sourceLineNo">262</span> // Unsupported options in HBase 2.0+<a name="line.262"></a>
-<span class="sourceLineNo">263</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.263"></a>
-<span class="sourceLineNo">264</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.264"></a>
-<span class="sourceLineNo">265</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.265"></a>
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-<span class="sourceLineNo">499</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.499"></a>
-<span class="sourceLineNo">500</span> executor.execute(futureTask);<a name="line.500"></a>
-<span class="sourceLineNo">501</span> final int timeoutInSeconds = conf.getInt(<a name="line.501"></a>
-<span class="sourceLineNo">502</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.502"></a>
-<span class="sourceLineNo">503</span> FSDataOutputStream stream = null;<a name="line.503"></a>
-<span class="sourceLineNo">504</span> try {<a name="line.504"></a>
-<span class="sourceLineNo">505</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.505"></a>
-<span class="sourceLineNo">506</span> } catch (ExecutionException ee) {<a name="line.506"></a>
-<span class="sourceLineNo">507</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.507"></a>
-<span class="sourceLineNo">508</span> } catch (InterruptedException ie) {<a name="line.508"></a>
-<span class="sourceLineNo">509</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.509"></a>
-<span class="sourceLineNo">510</span> Thread.currentThread().interrupt();<a name="line.510"></a>
-<span class="sourceLineNo">511</span> } catch (TimeoutException exception) {<a name="line.511"></a>
-<span class="sourceLineNo">512</span> // took too long to obtain lock<a name="line.512"></a>
-<span class="sourceLineNo">513</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.513"></a>
-<span class="sourceLineNo">514</span> futureTask.cancel(true);<a name="line.514"></a>
-<span class="sourceLineNo">515</span> } finally {<a name="line.515"></a>
-<span class="sourceLineNo">516</span> executor.shutdownNow();<a name="line.516"></a>
-<span class="sourceLineNo">517</span> }<a name="line.517"></a>
-<span class="sourceLineNo">518</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.518"></a>
-<span class="sourceLineNo">519</span> }<a name="line.519"></a>
-<span class="sourceLineNo">520</span><a name="line.520"></a>
-<span class="sourceLineNo">521</span> private void unlockHbck() {<a name="line.521"></a>
-<span class="sourceLineNo">522</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.522"></a>
-<span class="sourceLineNo">523</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.523"></a>
-<span class="sourceLineNo">524</span> do {<a name="line.524"></a>
-<span class="sourceLineNo">525</span> try {<a name="line.525"></a>
-<span class="sourceLineNo">526</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.526"></a>
-<span class="sourceLineNo">527</span> FSUtils.delete(FSUtils.getCurrentFileSystem(getConf()), HBCK_LOCK_PATH, true);<a name="line.527"></a>
-<span class="sourceLineNo">528</span> LOG.info("Finishing hbck");<a name="line.528"></a>
-<span class="sourceLineNo">529</span> return;<a name="line.529"></a>
-<span class="sourceLineNo">530</span> } catch (IOException ioe) {<a name="line.530"></a>
-<span class="sourceLineNo">531</span> LOG.info("Failed to delete " + HBCK_LOCK_PATH + ", try="<a name="line.531"></a>
-<span class="sourceLineNo">532</span> + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.532"></a>
-<span class="sourceLineNo">533</span> + retryCounter.getMaxAttempts());<a name="line.533"></a>
-<span class="sourceLineNo">534</span> LOG.debug("Failed to delete " + HBCK_LOCK_PATH, ioe);<a name="line.534"></a>
-<span class="sourceLineNo">535</span> try {<a name="line.535"></a>
-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
-<span class="sourceLineNo">537</span> } catch (InterruptedException ie) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span> Thread.currentThread().interrupt();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
-<span class="sourceLineNo">548</span> /**<a name="line.548"></a>
-<span class="sourceLineNo">549</span> * To repair region consistency, one must call connect() in order to repair<a name="line.549"></a>
-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
-<span class="sourceLineNo">551</span> */<a name="line.551"></a>
-<span class="sourceLineNo">552</span> public void connect() throws IOException {<a name="line.552"></a>
-<span class="sourceLineNo">553</span><a name="line.553"></a>
-<span class="sourceLineNo">554</span> if (isExclusive()) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
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+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
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+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
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+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
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+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
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+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
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+<span class="sourceLineNo">332</span><a name="line.332"></a>
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+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
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+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
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+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
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+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
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+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
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+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
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+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
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+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
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+<span class="sourceLineNo">416</span><a name="line.416"></a>
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+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
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+<span class="sourceLineNo">421</span><a name="line.421"></a>
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+<span class="sourceLineNo">459</span><a name="line.459"></a>
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+<span class="sourceLineNo">479</span> .initCause(ie);<a name="line.479"></a>
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+<span class="sourceLineNo">507</span> } catch (InterruptedException ie) {<a name="line.507"></a>
+<span class="sourceLineNo">508</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.508"></a>
+<span class="sourceLineNo">509</span> Thread.currentThread().interrupt();<a name="line.509"></a>
+<span class="sourceLineNo">510</span> } catch (TimeoutException exception) {<a name="line.510"></a>
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+<span class="sourceLineNo">512</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.512"></a>
+<span class="sourceLineNo">513</span> futureTask.cancel(true);<a name="line.513"></a>
+<span class="sourceLineNo">514</span> } finally {<a name="line.514"></a>
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+<span class="sourceLineNo">518</span> }<a name="line.518"></a>
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+<span class="sourceLineNo">645</span> putUpWebUI();<a name="line.645"></a>
+<span class="sourceLineNo">646</span> } catch (Throwable t) {<a name="line.646"></a>
+<span class="sourceLineNo">647</span> // Make sure we log the exception. HRegionServer is often started via reflection and the<a name="line.647"></a>
+<span class="sourceLineNo">648</span> // cause of failed startup is lost.<a name="line.648"></a>
+<span class="sourceLineNo">649</span> LOG.error("Failed construction RegionServer", t);<a name="line.649"></a>
+<span class="sourceLineNo">650</span> throw t;<a name="line.650"></a>
+<span class="sourceLineNo">651</span> }<a name="line.651"></a>
+<span class="sourceLineNo">652</span> }<a name="line.652"></a>
+<span class="sourceLineNo">653</span><a name="line.653"></a>
+<span class="sourceLineNo">654</span> // HMaster should override this method to load the specific config for master<a name="line.654"></a>
+<span class="sourceLineNo">655</span> protected String getUseThisHostnameInstead(Configuration conf) throws IOException {<a name="line.655"></a>
+<span class="sourceLineNo">656</span> String hostname = conf.get(RS_HOSTNAME_KEY);<a name="line.656"></a>
+<span class="sourceLineNo">657</span> if (conf.getBoolean(RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY, false)) {<a name="line.657"></a>
+<span class="sourceLineNo">658</span> if (!StringUtils.isBlank(hostname)) {<a name="line.658"></a>
+<span class="sourceLineNo">659</span> String msg = RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY + " and " + RS_HOSTNAME_KEY +<a name="line.659"></a>
+<span class="sourceLineNo">660</span> " are mutually exclusive. Do not set " + RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY +<a name="line.660"></a>
+<span class="sourceLineNo">661</span> " to true while " + RS_HOSTNAME_KEY + " is used";<a name="line.661"></a>
+<span class="sourceLineNo">662</span> throw new IOException(msg);<a name="line.662"></a>
+<span class="sourceLineNo">663</span> } else {<a name="line.663"></a>
+<span class="sourceLineNo">664</span> return rpcServices.isa.getHostName();<a name="line.664"></a>
+<span class="sourceLineNo">665</span> }<a name="line.665"></a>
+<span class="sourceLineNo">666</span> } else {<a name="line.666"></a>
+<span class="sourceLineNo">667</span> return hostname;<a name="line.667"></a>
+<span class="sourceLineNo">668</span> }<a name="line.668"></a>
+<span class="sourceLineNo">669</span> }<a name="line.669"></a>
+<span class="sourceLineNo">670</span><a name="line.670"></a>
+<span class="sourceLineNo">671</span> /**<a name="line.671"></a>
+<span class="sourceLineNo">672</span> * If running on Windows, do windows-specific setup.<a name="line.672"></a>
+<span class="sourceLineNo">673</span> */<a name="line.673"></a>
+<span class="sourceLineNo">674</span> private static void
<TRUNCATED>
[06/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.TableInfo.IntegrityFixSuggester.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.TableInfo.IntegrityFixSuggester.html b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.TableInfo.IntegrityFixSuggester.html
index a957d31..62f81b6 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.TableInfo.IntegrityFixSuggester.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.TableInfo.IntegrityFixSuggester.html
@@ -142,5192 +142,5186 @@
<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.149"></a>
-<span class="sourceLineNo">150</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.150"></a>
-<span class="sourceLineNo">151</span>import org.apache.zookeeper.KeeperException;<a name="line.151"></a>
-<span class="sourceLineNo">152</span>import org.slf4j.Logger;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>import org.slf4j.LoggerFactory;<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * <p><a name="line.172"></a>
-<span class="sourceLineNo">173</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * accordance.<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * <p><a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * one region of a table. This means there are no individual degenerate<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * <p><a name="line.181"></a>
-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * </ol><a name="line.186"></a>
-<span class="sourceLineNo">187</span> * <p><a name="line.187"></a>
-<span class="sourceLineNo">188</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * a new region is created and all data is merged into the new region.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> * <p><a name="line.194"></a>
-<span class="sourceLineNo">195</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * an offline fashion.<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * <p><a name="line.199"></a>
-<span class="sourceLineNo">200</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.200"></a>
-<span class="sourceLineNo">201</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.201"></a>
-<span class="sourceLineNo">202</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.202"></a>
-<span class="sourceLineNo">203</span> * with proper state in the master.<a name="line.203"></a>
-<span class="sourceLineNo">204</span> * <p><a name="line.204"></a>
-<span class="sourceLineNo">205</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.205"></a>
-<span class="sourceLineNo">206</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * first be called successfully. Much of the region consistency information<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
-<span class="sourceLineNo">210</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.210"></a>
-<span class="sourceLineNo">211</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.211"></a>
-<span class="sourceLineNo">212</span> * {@link #printUsageAndExit()} for more details.<a name="line.212"></a>
-<span class="sourceLineNo">213</span> */<a name="line.213"></a>
-<span class="sourceLineNo">214</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.214"></a>
-<span class="sourceLineNo">215</span>@InterfaceStability.Evolving<a name="line.215"></a>
-<span class="sourceLineNo">216</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.216"></a>
-<span class="sourceLineNo">217</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.217"></a>
-<span class="sourceLineNo">218</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.218"></a>
-<span class="sourceLineNo">219</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.219"></a>
-<span class="sourceLineNo">220</span> private static boolean rsSupportsOffline = true;<a name="line.220"></a>
-<span class="sourceLineNo">221</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.221"></a>
-<span class="sourceLineNo">222</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.222"></a>
-<span class="sourceLineNo">223</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.223"></a>
-<span class="sourceLineNo">224</span> /**<a name="line.224"></a>
-<span class="sourceLineNo">225</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.225"></a>
-<span class="sourceLineNo">226</span> * It puts in place a lock when it goes to write/make changes.<a name="line.226"></a>
-<span class="sourceLineNo">227</span> */<a name="line.227"></a>
-<span class="sourceLineNo">228</span> @VisibleForTesting<a name="line.228"></a>
-<span class="sourceLineNo">229</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.229"></a>
-<span class="sourceLineNo">230</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.230"></a>
-<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.231"></a>
-<span class="sourceLineNo">232</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.232"></a>
-<span class="sourceLineNo">233</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.233"></a>
-<span class="sourceLineNo">234</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.234"></a>
-<span class="sourceLineNo">235</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.235"></a>
-<span class="sourceLineNo">236</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.236"></a>
-<span class="sourceLineNo">237</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.237"></a>
-<span class="sourceLineNo">238</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.238"></a>
-<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.239"></a>
-<span class="sourceLineNo">240</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.240"></a>
-<span class="sourceLineNo">241</span><a name="line.241"></a>
-<span class="sourceLineNo">242</span> /**********************<a name="line.242"></a>
-<span class="sourceLineNo">243</span> * Internal resources<a name="line.243"></a>
-<span class="sourceLineNo">244</span> **********************/<a name="line.244"></a>
-<span class="sourceLineNo">245</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.245"></a>
-<span class="sourceLineNo">246</span> private ClusterMetrics status;<a name="line.246"></a>
-<span class="sourceLineNo">247</span> private ClusterConnection connection;<a name="line.247"></a>
-<span class="sourceLineNo">248</span> private Admin admin;<a name="line.248"></a>
-<span class="sourceLineNo">249</span> private Table meta;<a name="line.249"></a>
-<span class="sourceLineNo">250</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.250"></a>
-<span class="sourceLineNo">251</span> protected ExecutorService executor;<a name="line.251"></a>
-<span class="sourceLineNo">252</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.252"></a>
-<span class="sourceLineNo">253</span> private HFileCorruptionChecker hfcc;<a name="line.253"></a>
-<span class="sourceLineNo">254</span> private int retcode = 0;<a name="line.254"></a>
-<span class="sourceLineNo">255</span> private Path HBCK_LOCK_PATH;<a name="line.255"></a>
-<span class="sourceLineNo">256</span> private FSDataOutputStream hbckOutFd;<a name="line.256"></a>
-<span class="sourceLineNo">257</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.257"></a>
-<span class="sourceLineNo">258</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.258"></a>
-<span class="sourceLineNo">259</span> // successful<a name="line.259"></a>
-<span class="sourceLineNo">260</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.260"></a>
-<span class="sourceLineNo">261</span><a name="line.261"></a>
-<span class="sourceLineNo">262</span> // Unsupported options in HBase 2.0+<a name="line.262"></a>
-<span class="sourceLineNo">263</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.263"></a>
-<span class="sourceLineNo">264</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.264"></a>
-<span class="sourceLineNo">265</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.265"></a>
-<span class="sourceLineNo">266</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.266"></a>
-<span class="sourceLineNo">267</span><a name="line.267"></a>
-<span class="sourceLineNo">268</span> /***********<a name="line.268"></a>
-<span class="sourceLineNo">269</span> * Options<a name="line.269"></a>
-<span class="sourceLineNo">270</span> ***********/<a name="line.270"></a>
-<span class="sourceLineNo">271</span> private static boolean details = false; // do we display the full report<a name="line.271"></a>
-<span class="sourceLineNo">272</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.272"></a>
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-<span class="sourceLineNo">274</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.274"></a>
-<span class="sourceLineNo">275</span> private boolean fixMeta = false; // fix meta errors?<a name="line.275"></a>
-<span class="sourceLineNo">276</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.276"></a>
-<span class="sourceLineNo">277</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.277"></a>
-<span class="sourceLineNo">278</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.278"></a>
-<span class="sourceLineNo">279</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.279"></a>
-<span class="sourceLineNo">280</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.280"></a>
-<span class="sourceLineNo">281</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.281"></a>
-<span class="sourceLineNo">282</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.282"></a>
-<span class="sourceLineNo">283</span> private boolean removeParents = false; // remove split parents<a name="line.283"></a>
-<span class="sourceLineNo">284</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.284"></a>
-<span class="sourceLineNo">285</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.285"></a>
-<span class="sourceLineNo">286</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.286"></a>
-<span class="sourceLineNo">287</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.287"></a>
-<span class="sourceLineNo">288</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.288"></a>
-<span class="sourceLineNo">289</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.289"></a>
-<span class="sourceLineNo">290</span><a name="line.290"></a>
-<span class="sourceLineNo">291</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.291"></a>
-<span class="sourceLineNo">292</span> // hbase:meta are always checked<a name="line.292"></a>
-<span class="sourceLineNo">293</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.293"></a>
-<span class="sourceLineNo">294</span> private TableName cleanReplicationBarrierTable;<a name="line.294"></a>
-<span class="sourceLineNo">295</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.295"></a>
-<span class="sourceLineNo">296</span> // maximum number of overlapping regions to sideline<a name="line.296"></a>
-<span class="sourceLineNo">297</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.297"></a>
-<span class="sourceLineNo">298</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.298"></a>
-<span class="sourceLineNo">299</span> private Path sidelineDir = null;<a name="line.299"></a>
-<span class="sourceLineNo">300</span><a name="line.300"></a>
-<span class="sourceLineNo">301</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.301"></a>
-<span class="sourceLineNo">302</span> private static boolean summary = false; // if we want to print less output<a name="line.302"></a>
-<span class="sourceLineNo">303</span> private boolean checkMetaOnly = false;<a name="line.303"></a>
-<span class="sourceLineNo">304</span> private boolean checkRegionBoundaries = false;<a name="line.304"></a>
-<span class="sourceLineNo">305</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.305"></a>
-<span class="sourceLineNo">306</span><a name="line.306"></a>
-<span class="sourceLineNo">307</span> /*********<a name="line.307"></a>
-<span class="sourceLineNo">308</span> * State<a name="line.308"></a>
-<span class="sourceLineNo">309</span> *********/<a name="line.309"></a>
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-<span class="sourceLineNo">551</span> */<a name="line.551"></a>
-<span class="sourceLineNo">552</span> public void connect() throws IOException {<a name="line.552"></a>
-<span class="sourceLineNo">553</span><a name="line.553"></a>
-<span class="sourceLineNo">554</span> if (isExclusive()) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.334"></a>
+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
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+<span class="sourceLineNo">340</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.340"></a>
+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
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+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> private boolean hbckZodeCreated = false;<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Constructor<a name="line.350"></a>
+<span class="sourceLineNo">351</span> *<a name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param conf Configuration object<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @throws MasterNotRunningException if the master is not running<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.354"></a>
+<span class="sourceLineNo">355</span> */<a name="line.355"></a>
+<span class="sourceLineNo">356</span> public HBaseFsck(Configuration conf) throws IOException, ClassNotFoundException {<a name="line.356"></a>
+<span class="sourceLineNo">357</span> this(conf, createThreadPool(conf));<a name="line.357"></a>
+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
+<span class="sourceLineNo">359</span><a name="line.359"></a>
+<span class="sourceLineNo">360</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.360"></a>
+<span class="sourceLineNo">361</span> int numThreads = conf.getInt("hbasefsck.numthreads", MAX_NUM_THREADS);<a name="line.361"></a>
+<span class="sourceLineNo">362</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Constructor<a name="line.366"></a>
+<span class="sourceLineNo">367</span> *<a name="line.367"></a>
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+<span class="sourceLineNo">369</span> * Configuration object<a name="line.369"></a>
+<span class="sourceLineNo">370</span> * @throws MasterNotRunningException<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
+<span class="sourceLineNo">375</span> public HBaseFsck(Configuration conf, ExecutorService exec) throws MasterNotRunningException,<a name="line.375"></a>
+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
+<span class="sourceLineNo">380</span> lockFileRetryCounterFactory = createLockRetryCounterFactory(getConf());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> createZNodeRetryCounterFactory = createZnodeRetryCounterFactory(getConf());<a name="line.381"></a>
+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> /**<a name="line.385"></a>
+<span class="sourceLineNo">386</span> * @return A retry counter factory configured for retrying lock file creation.<a name="line.386"></a>
+<span class="sourceLineNo">387</span> */<a name="line.387"></a>
+<span class="sourceLineNo">388</span> public static RetryCounterFactory createLockRetryCounterFactory(Configuration conf) {<a name="line.388"></a>
+<span class="sourceLineNo">389</span> return new RetryCounterFactory(<a name="line.389"></a>
+<span class="sourceLineNo">390</span> conf.getInt("hbase.hbck.lockfile.attempts", DEFAULT_MAX_LOCK_FILE_ATTEMPTS),<a name="line.390"></a>
+<span class="sourceLineNo">391</span> conf.getInt("hbase.hbck.lockfile.attempt.sleep.interval",<a name="line.391"></a>
+<span class="sourceLineNo">392</span> DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL),<a name="line.392"></a>
+<span class="sourceLineNo">393</span> conf.getInt("hbase.hbck.lockfile.attempt.maxsleeptime",<a name="line.393"></a>
+<span class="sourceLineNo">394</span> DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME));<a name="line.394"></a>
+<span class="sourceLineNo">395</span> }<a name="line.395"></a>
+<span class="sourceLineNo">396</span><a name="line.396"></a>
+<span class="sourceLineNo">397</span> /**<a name="line.397"></a>
+<span class="sourceLineNo">398</span> * @return A retry counter factory configured for retrying znode creation.<a name="line.398"></a>
+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
+<span class="sourceLineNo">400</span> private static RetryCounterFactory createZnodeRetryCounterFactory(Configuration conf) {<a name="line.400"></a>
+<span class="sourceLineNo">401</span> return new RetryCounterFactory(<a name="line.401"></a>
+<span class="sourceLineNo">402</span> conf.getInt("hbase.hbck.createznode.attempts", DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS),<a name="line.402"></a>
+<span class="sourceLineNo">403</span> conf.getInt("hbase.hbck.createznode.attempt.sleep.interval",<a name="line.403"></a>
+<span class="sourceLineNo">404</span> DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL),<a name="line.404"></a>
+<span class="sourceLineNo">405</span> conf.getInt("hbase.hbck.createznode.attempt.maxsleeptime",<a name="line.405"></a>
+<span class="sourceLineNo">406</span> DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME));<a name="line.406"></a>
+<span class="sourceLineNo">407</span> }<a name="line.407"></a>
+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
+<span class="sourceLineNo">410</span> * @return Return the tmp dir this tool writes too.<a name="line.410"></a>
+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
+<span class="sourceLineNo">413</span> public static Path getTmpDir(Configuration conf) throws IOException {<a name="line.413"></a>
+<span class="sourceLineNo">414</span> return new Path(FSUtils.getRootDir(conf), HConstants.HBASE_TEMP_DIRECTORY);<a name="line.414"></a>
+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> private static class FileLockCallable implements Callable<FSDataOutputStream> {<a name="line.417"></a>
+<span class="sourceLineNo">418</span> RetryCounter retryCounter;<a name="line.418"></a>
+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
+<span class="sourceLineNo">420</span> private Path hbckLockPath = null;<a name="line.420"></a>
+<span class="sourceLineNo">421</span><a name="line.421"></a>
+<span class="sourceLineNo">422</span> public FileLockCallable(Configuration conf, RetryCounter retryCounter) {<a name="line.422"></a>
+<span class="sourceLineNo">423</span> this.retryCounter = retryCounter;<a name="line.423"></a>
+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span> /**<a name="line.427"></a>
+<span class="sourceLineNo">428</span> * @return Will be <code>null</code> unless you call {@link #call()}<a name="line.428"></a>
+<span class="sourceLineNo">429</span> */<a name="line.429"></a>
+<span class="sourceLineNo">430</span> Path getHbckLockPath() {<a name="line.430"></a>
+<span class="sourceLineNo">431</span> return this.hbckLockPath;<a name="line.431"></a>
+<span class="sourceLineNo">432</span> }<a name="line.432"></a>
+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span> @Override<a name="line.434"></a>
+<span class="sourceLineNo">435</span> public FSDataOutputStream call() throws IOException {<a name="line.435"></a>
+<span class="sourceLineNo">436</span> try {<a name="line.436"></a>
+<span class="sourceLineNo">437</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.437"></a>
+<span class="sourceLineNo">438</span> FsPermission defaultPerms = FSUtils.getFilePermissions(fs, this.conf,<a name="line.438"></a>
+<span class="sourceLineNo">439</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.439"></a>
+<span class="sourceLineNo">440</span> Path tmpDir = getTmpDir(conf);<a name="line.440"></a>
+<span class="sourceLineNo">441</span> this.hbckLockPath = new Path(tmpDir, HBCK_LOCK_FILE);<a name="line.441"></a>
+<span class="sourceLineNo">442</span> fs.mkdirs(tmpDir);<a name="line.442"></a>
+<span class="sourceLineNo">443</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.443"></a>
+<span class="sourceLineNo">444</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.444"></a>
+<span class="sourceLineNo">445</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.445"></a>
+<span class="sourceLineNo">446</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.446"></a>
+<span class="sourceLineNo">447</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.447"></a>
+<span class="sourceLineNo">448</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.448"></a>
+<span class="sourceLineNo">449</span> out.flush();<a name="line.449"></a>
+<span class="sourceLineNo">450</span> return out;<a name="line.450"></a>
+<span class="sourceLineNo">451</span> } catch(RemoteException e) {<a name="line.451"></a>
+<span class="sourceLineNo">452</span> if(AlreadyBeingCreatedException.class.getName().equals(e.getClassName())){<a name="line.452"></a>
+<span class="sourceLineNo">453</span> return null;<a name="line.453"></a>
+<span class="sourceLineNo">454</span> } else {<a name="line.454"></a>
+<span class="sourceLineNo">455</span> throw e;<a name="line.455"></a>
+<span class="sourceLineNo">456</span> }<a name="line.456"></a>
+<span class="sourceLineNo">457</span> }<a name="line.457"></a>
+<span class="sourceLineNo">458</span> }<a name="line.458"></a>
+<span class="sourceLineNo">459</span><a name="line.459"></a>
+<span class="sourceLineNo">460</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.460"></a>
+<span class="sourceLineNo">461</span> final Path hbckLockFilePath, final FsPermission defaultPerms)<a name="line.461"></a>
+<span class="sourceLineNo">462</span> throws IOException {<a name="line.462"></a>
+<span class="sourceLineNo">463</span> IOException exception = null;<a name="line.463"></a>
+<span class="sourceLineNo">464</span> do {<a name="line.464"></a>
+<span class="sourceLineNo">465</span> try {<a name="line.465"></a>
+<span class="sourceLineNo">466</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.466"></a>
+<span class="sourceLineNo">467</span> } catch (IOException ioe) {<a name="line.467"></a>
+<span class="sourceLineNo">468</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.468"></a>
+<span class="sourceLineNo">469</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.469"></a>
+<span class="sourceLineNo">470</span> + retryCounter.getMaxAttempts());<a name="line.470"></a>
+<span class="sourceLineNo">471</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.471"></a>
+<span class="sourceLineNo">472</span> ioe);<a name="line.472"></a>
+<span class="sourceLineNo">473</span> try {<a name="line.473"></a>
+<span class="sourceLineNo">474</span> exception = ioe;<a name="line.474"></a>
+<span class="sourceLineNo">475</span> retryCounter.sleepUntilNextRetry();<a name="line.475"></a>
+<span class="sourceLineNo">476</span> } catch (InterruptedException ie) {<a name="line.476"></a>
+<span class="sourceLineNo">477</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.477"></a>
+<span class="sourceLineNo">478</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.478"></a>
+<span class="sourceLineNo">479</span> .initCause(ie);<a name="line.479"></a>
+<span class="sourceLineNo">480</span> }<a name="line.480"></a>
+<span class="sourceLineNo">481</span> }<a name="line.481"></a>
+<span class="sourceLineNo">482</span> } while (retryCounter.shouldRetry());<a name="line.482"></a>
+<span class="sourceLineNo">483</span><a name="line.483"></a>
+<span class="sourceLineNo">484</span> throw exception;<a name="line.484"></a>
+<span class="sourceLineNo">485</span> }<a name="line.485"></a>
+<span class="sourceLineNo">486</span> }<a name="line.486"></a>
+<span class="sourceLineNo">487</span><a name="line.487"></a>
+<span class="sourceLineNo">488</span> /**<a name="line.488"></a>
+<span class="sourceLineNo">489</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.489"></a>
+<span class="sourceLineNo">490</span> *<a name="line.490"></a>
+<span class="sourceLineNo">491</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.491"></a>
+<span class="sourceLineNo">492</span> * @throws IOException if IO failure occurs<a name="line.492"></a>
+<span class="sourceLineNo">493</span> */<a name="line.493"></a>
+<span class="sourceLineNo">494</span> public static Pair<Path, FSDataOutputStream> checkAndMarkRunningHbck(Configuration conf,<a name="line.494"></a>
+<span class="sourceLineNo">495</span> RetryCounter retryCounter) throws IOException {<a name="line.495"></a>
+<span class="sourceLineNo">496</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.496"></a>
+<span class="sourceLineNo">497</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.497"></a>
+<span class="sourceLineNo">498</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.498"></a>
+<span class="sourceLineNo">499</span> executor.execute(futureTask);<a name="line.499"></a>
+<span class="sourceLineNo">500</span> final int timeoutInSeconds = conf.getInt(<a name="line.500"></a>
+<span class="sourceLineNo">501</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.501"></a>
+<span class="sourceLineNo">502</span> FSDataOutputStream stream = null;<a name="line.502"></a>
+<span class="sourceLineNo">503</span> try {<a name="line.503"></a>
+<span class="sourceLineNo">504</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.504"></a>
+<span class="sourceLineNo">505</span> } catch (ExecutionException ee) {<a name="line.505"></a>
+<span class="sourceLineNo">506</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.506"></a>
+<span class="sourceLineNo">507</span> } catch (InterruptedException ie) {<a name="line.507"></a>
+<span class="sourceLineNo">508</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.508"></a>
+<span class="sourceLineNo">509</span> Thread.currentThread().interrupt();<a name="line.509"></a>
+<span class="sourceLineNo">510</span> } catch (TimeoutException exception) {<a name="line.510"></a>
+<span class="sourceLineNo">511</span> // took too long to obtain lock<a name="line.511"></a>
+<span class="sourceLineNo">512</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.512"></a>
+<span class="sourceLineNo">513</span> futureTask.cancel(true);<a name="line.513"></a>
+<span class="sourceLineNo">514</span> } finally {<a name="line.514"></a>
+<span class="sourceLineNo">515</span> executor.shutdownNow();<a name="line.515"></a>
+<span class="sourceLineNo">516</span> }<a name="line.516"></a>
+<span class="sourceLineNo">517</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.517"></a>
+<span class="sourceLineNo">518</span> }<a name="line.518"></a>
+<span class="sourceLineNo">519</span><a name="line.519"></a>
+<span class="sourceLineNo">520</span> private void unlockHbck() {<a name="line.520"></a>
+<span class="sourceLineNo">521</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.521"></a>
+<span class="sourceLineNo">522</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.522"></a>
+<span class="sourceLineNo">523</span> do {<a name="line.523"></a>
+<span class="sourceLineNo">524</span> try {<a name="line.524"></a>
+<span class="sourceLineNo">525</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.525
<TRUNCATED>
[08/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionRepairException.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionRepairException.html b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionRepairException.html
index a957d31..62f81b6 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionRepairException.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.RegionRepairException.html
@@ -142,5192 +142,5186 @@
<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.149"></a>
-<span class="sourceLineNo">150</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.150"></a>
-<span class="sourceLineNo">151</span>import org.apache.zookeeper.KeeperException;<a name="line.151"></a>
-<span class="sourceLineNo">152</span>import org.slf4j.Logger;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>import org.slf4j.LoggerFactory;<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.164"></a>
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-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.167"></a>
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-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
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-<span class="sourceLineNo">174</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.174"></a>
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-<span class="sourceLineNo">176</span> * <p><a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.177"></a>
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-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * <p><a name="line.181"></a>
-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
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-<span class="sourceLineNo">187</span> * <p><a name="line.187"></a>
-<span class="sourceLineNo">188</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * a new region is created and all data is merged into the new region.<a name="line.193"></a>
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-<span class="sourceLineNo">195</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.197"></a>
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-<span class="sourceLineNo">199</span> * <p><a name="line.199"></a>
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-<span class="sourceLineNo">202</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.202"></a>
-<span class="sourceLineNo">203</span> * with proper state in the master.<a name="line.203"></a>
-<span class="sourceLineNo">204</span> * <p><a name="line.204"></a>
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-<span class="sourceLineNo">206</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * first be called successfully. Much of the region consistency information<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
-<span class="sourceLineNo">210</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.210"></a>
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-<span class="sourceLineNo">215</span>@InterfaceStability.Evolving<a name="line.215"></a>
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-<span class="sourceLineNo">244</span> **********************/<a name="line.244"></a>
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-<span class="sourceLineNo">259</span> // successful<a name="line.259"></a>
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-<span class="sourceLineNo">262</span> // Unsupported options in HBase 2.0+<a name="line.262"></a>
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-<span class="sourceLineNo">264</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.264"></a>
-<span class="sourceLineNo">265</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.265"></a>
-<span class="sourceLineNo">266</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.266"></a>
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-<span class="sourceLineNo">268</span> /***********<a name="line.268"></a>
-<span class="sourceLineNo">269</span> * Options<a name="line.269"></a>
-<span class="sourceLineNo">270</span> ***********/<a name="line.270"></a>
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-<span class="sourceLineNo">274</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.274"></a>
-<span class="sourceLineNo">275</span> private boolean fixMeta = false; // fix meta errors?<a name="line.275"></a>
-<span class="sourceLineNo">276</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.276"></a>
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-<span class="sourceLineNo">278</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.278"></a>
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-<span class="sourceLineNo">280</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.280"></a>
-<span class="sourceLineNo">281</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.281"></a>
-<span class="sourceLineNo">282</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.282"></a>
-<span class="sourceLineNo">283</span> private boolean removeParents = false; // remove split parents<a name="line.283"></a>
-<span class="sourceLineNo">284</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.284"></a>
-<span class="sourceLineNo">285</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.285"></a>
-<span class="sourceLineNo">286</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.286"></a>
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-<span class="sourceLineNo">288</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.288"></a>
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-<span class="sourceLineNo">291</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.291"></a>
-<span class="sourceLineNo">292</span> // hbase:meta are always checked<a name="line.292"></a>
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-<span class="sourceLineNo">316</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.316"></a>
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-<span class="sourceLineNo">325</span> * to prevent dupes.<a name="line.325"></a>
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-<span class="sourceLineNo">444</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.444"></a>
-<span class="sourceLineNo">445</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.445"></a>
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-<span class="sourceLineNo">447</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.447"></a>
-<span class="sourceLineNo">448</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.448"></a>
-<span class="sourceLineNo">449</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.449"></a>
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-<span class="sourceLineNo">469</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.469"></a>
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-<span class="sourceLineNo">478</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.478"></a>
-<span class="sourceLineNo">479</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.479"></a>
-<span class="sourceLineNo">480</span> .initCause(ie);<a name="line.480"></a>
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-<span class="sourceLineNo">496</span> RetryCounter retryCounter) throws IOException {<a name="line.496"></a>
-<span class="sourceLineNo">497</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.497"></a>
-<span class="sourceLineNo">498</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.498"></a>
-<span class="sourceLineNo">499</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.499"></a>
-<span class="sourceLineNo">500</span> executor.execute(futureTask);<a name="line.500"></a>
-<span class="sourceLineNo">501</span> final int timeoutInSeconds = conf.getInt(<a name="line.501"></a>
-<span class="sourceLineNo">502</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.502"></a>
-<span class="sourceLineNo">503</span> FSDataOutputStream stream = null;<a name="line.503"></a>
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-<span class="sourceLineNo">505</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.505"></a>
-<span class="sourceLineNo">506</span> } catch (ExecutionException ee) {<a name="line.506"></a>
-<span class="sourceLineNo">507</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.507"></a>
-<span class="sourceLineNo">508</span> } catch (InterruptedException ie) {<a name="line.508"></a>
-<span class="sourceLineNo">509</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.509"></a>
-<span class="sourceLineNo">510</span> Thread.currentThread().interrupt();<a name="line.510"></a>
-<span class="sourceLineNo">511</span> } catch (TimeoutException exception) {<a name="line.511"></a>
-<span class="sourceLineNo">512</span> // took too long to obtain lock<a name="line.512"></a>
-<span class="sourceLineNo">513</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.513"></a>
-<span class="sourceLineNo">514</span> futureTask.cancel(true);<a name="line.514"></a>
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-<span class="sourceLineNo">520</span><a name="line.520"></a>
-<span class="sourceLineNo">521</span> private void unlockHbck() {<a name="line.521"></a>
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-<span class="sourceLineNo">523</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.523"></a>
-<span class="sourceLineNo">524</span> do {<a name="line.524"></a>
-<span class="sourceLineNo">525</span> try {<a name="line.525"></a>
-<span class="sourceLineNo">526</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.526"></a>
-<span class="sourceLineNo">527</span> FSUtils.delete(FSUtils.getCurrentFileSystem(getConf()), HBCK_LOCK_PATH, true);<a name="line.527"></a>
-<span class="sourceLineNo">528</span> LOG.info("Finishing hbck");<a name="line.528"></a>
-<span class="sourceLineNo">529</span> return;<a name="line.529"></a>
-<span class="sourceLineNo">530</span> } catch (IOException ioe) {<a name="line.530"></a>
-<span class="sourceLineNo">531</span> LOG.info("Failed to delete " + HBCK_LOCK_PATH + ", try="<a name="line.531"></a>
-<span class="sourceLineNo">532</span> + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.532"></a>
-<span class="sourceLineNo">533</span> + retryCounter.getMaxAttempts());<a name="line.533"></a>
-<span class="sourceLineNo">534</span> LOG.debug("Failed to delete " + HBCK_LOCK_PATH, ioe);<a name="line.534"></a>
-<span class="sourceLineNo">535</span> try {<a name="line.535"></a>
-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
-<span class="sourceLineNo">537</span> } catch (InterruptedException ie) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span> Thread.currentThread().interrupt();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
-<span class="sourceLineNo">548</span> /**<a name="line.548"></a>
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-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
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-<span class="sourceLineNo">552</span> public void connect() throws IOException {<a name="line.552"></a>
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-<span class="sourceLineNo">554</span> if (isExclusive()) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.334"></a>
+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.339"></a>
+<span class="sourceLineNo">340</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.340"></a>
+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
+<span class="sourceLineNo">343</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.343"></a>
+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> private boolean hbckZodeCreated = false;<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Constructor<a name="line.350"></a>
+<span class="sourceLineNo">351</span> *<a name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param conf Configuration object<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @throws MasterNotRunningException if the master is not running<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.354"></a>
+<span class="sourceLineNo">355</span> */<a name="line.355"></a>
+<span class="sourceLineNo">356</span> public HBaseFsck(Configuration conf) throws IOException, ClassNotFoundException {<a name="line.356"></a>
+<span class="sourceLineNo">357</span> this(conf, createThreadPool(conf));<a name="line.357"></a>
+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
+<span class="sourceLineNo">359</span><a name="line.359"></a>
+<span class="sourceLineNo">360</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.360"></a>
+<span class="sourceLineNo">361</span> int numThreads = conf.getInt("hbasefsck.numthreads", MAX_NUM_THREADS);<a name="line.361"></a>
+<span class="sourceLineNo">362</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Constructor<a name="line.366"></a>
+<span class="sourceLineNo">367</span> *<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * @param conf<a name="line.368"></a>
+<span class="sourceLineNo">369</span> * Configuration object<a name="line.369"></a>
+<span class="sourceLineNo">370</span> * @throws MasterNotRunningException<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
+<span class="sourceLineNo">375</span> public HBaseFsck(Configuration conf, ExecutorService exec) throws MasterNotRunningException,<a name="line.375"></a>
+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
+<span class="sourceLineNo">380</span> lockFileRetryCounterFactory = createLockRetryCounterFactory(getConf());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> createZNodeRetryCounterFactory = createZnodeRetryCounterFactory(getConf());<a name="line.381"></a>
+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> /**<a name="line.385"></a>
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+<span class="sourceLineNo">387</span> */<a name="line.387"></a>
+<span class="sourceLineNo">388</span> public static RetryCounterFactory createLockRetryCounterFactory(Configuration conf) {<a name="line.388"></a>
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+<span class="sourceLineNo">395</span> }<a name="line.395"></a>
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+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
+<span class="sourceLineNo">400</span> private static RetryCounterFactory createZnodeRetryCounterFactory(Configuration conf) {<a name="line.400"></a>
+<span class="sourceLineNo">401</span> return new RetryCounterFactory(<a name="line.401"></a>
+<span class="sourceLineNo">402</span> conf.getInt("hbase.hbck.createznode.attempts", DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS),<a name="line.402"></a>
+<span class="sourceLineNo">403</span> conf.getInt("hbase.hbck.createznode.attempt.sleep.interval",<a name="line.403"></a>
+<span class="sourceLineNo">404</span> DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL),<a name="line.404"></a>
+<span class="sourceLineNo">405</span> conf.getInt("hbase.hbck.createznode.attempt.maxsleeptime",<a name="line.405"></a>
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+<span class="sourceLineNo">407</span> }<a name="line.407"></a>
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+<span class="sourceLineNo">410</span> * @return Return the tmp dir this tool writes too.<a name="line.410"></a>
+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
+<span class="sourceLineNo">413</span> public static Path getTmpDir(Configuration conf) throws IOException {<a name="line.413"></a>
+<span class="sourceLineNo">414</span> return new Path(FSUtils.getRootDir(conf), HConstants.HBASE_TEMP_DIRECTORY);<a name="line.414"></a>
+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> private static class FileLockCallable implements Callable<FSDataOutputStream> {<a name="line.417"></a>
+<span class="sourceLineNo">418</span> RetryCounter retryCounter;<a name="line.418"></a>
+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
+<span class="sourceLineNo">420</span> private Path hbckLockPath = null;<a name="line.420"></a>
+<span class="sourceLineNo">421</span><a name="line.421"></a>
+<span class="sourceLineNo">422</span> public FileLockCallable(Configuration conf, RetryCounter retryCounter) {<a name="line.422"></a>
+<span class="sourceLineNo">423</span> this.retryCounter = retryCounter;<a name="line.423"></a>
+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span> /**<a name="line.427"></a>
+<span class="sourceLineNo">428</span> * @return Will be <code>null</code> unless you call {@link #call()}<a name="line.428"></a>
+<span class="sourceLineNo">429</span> */<a name="line.429"></a>
+<span class="sourceLineNo">430</span> Path getHbckLockPath() {<a name="line.430"></a>
+<span class="sourceLineNo">431</span> return this.hbckLockPath;<a name="line.431"></a>
+<span class="sourceLineNo">432</span> }<a name="line.432"></a>
+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span> @Override<a name="line.434"></a>
+<span class="sourceLineNo">435</span> public FSDataOutputStream call() throws IOException {<a name="line.435"></a>
+<span class="sourceLineNo">436</span> try {<a name="line.436"></a>
+<span class="sourceLineNo">437</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.437"></a>
+<span class="sourceLineNo">438</span> FsPermission defaultPerms = FSUtils.getFilePermissions(fs, this.conf,<a name="line.438"></a>
+<span class="sourceLineNo">439</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.439"></a>
+<span class="sourceLineNo">440</span> Path tmpDir = getTmpDir(conf);<a name="line.440"></a>
+<span class="sourceLineNo">441</span> this.hbckLockPath = new Path(tmpDir, HBCK_LOCK_FILE);<a name="line.441"></a>
+<span class="sourceLineNo">442</span> fs.mkdirs(tmpDir);<a name="line.442"></a>
+<span class="sourceLineNo">443</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.443"></a>
+<span class="sourceLineNo">444</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.444"></a>
+<span class="sourceLineNo">445</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.445"></a>
+<span class="sourceLineNo">446</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.446"></a>
+<span class="sourceLineNo">447</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.447"></a>
+<span class="sourceLineNo">448</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.448"></a>
+<span class="sourceLineNo">449</span> out.flush();<a name="line.449"></a>
+<span class="sourceLineNo">450</span> return out;<a name="line.450"></a>
+<span class="sourceLineNo">451</span> } catch(RemoteException e) {<a name="line.451"></a>
+<span class="sourceLineNo">452</span> if(AlreadyBeingCreatedException.class.getName().equals(e.getClassName())){<a name="line.452"></a>
+<span class="sourceLineNo">453</span> return null;<a name="line.453"></a>
+<span class="sourceLineNo">454</span> } else {<a name="line.454"></a>
+<span class="sourceLineNo">455</span> throw e;<a name="line.455"></a>
+<span class="sourceLineNo">456</span> }<a name="line.456"></a>
+<span class="sourceLineNo">457</span> }<a name="line.457"></a>
+<span class="sourceLineNo">458</span> }<a name="line.458"></a>
+<span class="sourceLineNo">459</span><a name="line.459"></a>
+<span class="sourceLineNo">460</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.460"></a>
+<span class="sourceLineNo">461</span> final Path hbckLockFilePath, final FsPermission defaultPerms)<a name="line.461"></a>
+<span class="sourceLineNo">462</span> throws IOException {<a name="line.462"></a>
+<span class="sourceLineNo">463</span> IOException exception = null;<a name="line.463"></a>
+<span class="sourceLineNo">464</span> do {<a name="line.464"></a>
+<span class="sourceLineNo">465</span> try {<a name="line.465"></a>
+<span class="sourceLineNo">466</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.466"></a>
+<span class="sourceLineNo">467</span> } catch (IOException ioe) {<a name="line.467"></a>
+<span class="sourceLineNo">468</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.468"></a>
+<span class="sourceLineNo">469</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.469"></a>
+<span class="sourceLineNo">470</span> + retryCounter.getMaxAttempts());<a name="line.470"></a>
+<span class="sourceLineNo">471</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.471"></a>
+<span class="sourceLineNo">472</span> ioe);<a name="line.472"></a>
+<span class="sourceLineNo">473</span> try {<a name="line.473"></a>
+<span class="sourceLineNo">474</span> exception = ioe;<a name="line.474"></a>
+<span class="sourceLineNo">475</span> retryCounter.sleepUntilNextRetry();<a name="line.475"></a>
+<span class="sourceLineNo">476</span> } catch (InterruptedException ie) {<a name="line.476"></a>
+<span class="sourceLineNo">477</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.477"></a>
+<span class="sourceLineNo">478</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.478"></a>
+<span class="sourceLineNo">479</span> .initCause(ie);<a name="line.479"></a>
+<span class="sourceLineNo">480</span> }<a name="line.480"></a>
+<span class="sourceLineNo">481</span> }<a name="line.481"></a>
+<span class="sourceLineNo">482</span> } while (retryCounter.shouldRetry());<a name="line.482"></a>
+<span class="sourceLineNo">483</span><a name="line.483"></a>
+<span class="sourceLineNo">484</span> throw exception;<a name="line.484"></a>
+<span class="sourceLineNo">485</span> }<a name="line.485"></a>
+<span class="sourceLineNo">486</span> }<a name="line.486"></a>
+<span class="sourceLineNo">487</span><a name="line.487"></a>
+<span class="sourceLineNo">488</span> /**<a name="line.488"></a>
+<span class="sourceLineNo">489</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.489"></a>
+<span class="sourceLineNo">490</span> *<a name="line.490"></a>
+<span class="sourceLineNo">491</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.491"></a>
+<span class="sourceLineNo">492</span> * @throws IOException if IO failure occurs<a name="line.492"></a>
+<span class="sourceLineNo">493</span> */<a name="line.493"></a>
+<span class="sourceLineNo">494</span> public static Pair<Path, FSDataOutputStream> checkAndMarkRunningHbck(Configuration conf,<a name="line.494"></a>
+<span class="sourceLineNo">495</span> RetryCounter retryCounter) throws IOException {<a name="line.495"></a>
+<span class="sourceLineNo">496</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.496"></a>
+<span class="sourceLineNo">497</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.497"></a>
+<span class="sourceLineNo">498</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.498"></a>
+<span class="sourceLineNo">499</span> executor.execute(futureTask);<a name="line.499"></a>
+<span class="sourceLineNo">500</span> final int timeoutInSeconds = conf.getInt(<a name="line.500"></a>
+<span class="sourceLineNo">501</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.501"></a>
+<span class="sourceLineNo">502</span> FSDataOutputStream stream = null;<a name="line.502"></a>
+<span class="sourceLineNo">503</span> try {<a name="line.503"></a>
+<span class="sourceLineNo">504</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.504"></a>
+<span class="sourceLineNo">505</span> } catch (ExecutionException ee) {<a name="line.505"></a>
+<span class="sourceLineNo">506</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.506"></a>
+<span class="sourceLineNo">507</span> } catch (InterruptedException ie) {<a name="line.507"></a>
+<span class="sourceLineNo">508</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.508"></a>
+<span class="sourceLineNo">509</span> Thread.currentThread().interrupt();<a name="line.509"></a>
+<span class="sourceLineNo">510</span> } catch (TimeoutException exception) {<a name="line.510"></a>
+<span class="sourceLineNo">511</span> // took too long to obtain lock<a name="line.511"></a>
+<span class="sourceLineNo">512</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.512"></a>
+<span class="sourceLineNo">513</span> futureTask.cancel(true);<a name="line.513"></a>
+<span class="sourceLineNo">514</span> } finally {<a name="line.514"></a>
+<span class="sourceLineNo">515</span> executor.shutdownNow();<a name="line.515"></a>
+<span class="sourceLineNo">516</span> }<a name="line.516"></a>
+<span class="sourceLineNo">517</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.517"></a>
+<span class="sourceLineNo">518</span> }<a name="line.518"></a>
+<span class="sourceLineNo">519</span><a name="line.519"></a>
+<span class="sourceLineNo">520</span> private void unlockHbck() {<a name="line.520"></a>
+<span class="sourceLineNo">521</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.521"></a>
+<span class="sourceLineNo">522</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.522"></a>
+<span class="sourceLineNo">523</span> do {<a name="line.523"></a>
+<span class="sourceLineNo">524</span> try {<a name="line.524"></a>
+<span class="sourceLineNo">525</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.525"></a>
+<span class="sourceLineNo">526</span>
<TRUNCATED>
[11/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.OnlineEntry.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.OnlineEntry.html b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.OnlineEntry.html
index a957d31..62f81b6 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.OnlineEntry.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.OnlineEntry.html
@@ -142,5192 +142,5186 @@
<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.149"></a>
-<span class="sourceLineNo">150</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.150"></a>
-<span class="sourceLineNo">151</span>import org.apache.zookeeper.KeeperException;<a name="line.151"></a>
-<span class="sourceLineNo">152</span>import org.slf4j.Logger;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>import org.slf4j.LoggerFactory;<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * <p><a name="line.172"></a>
-<span class="sourceLineNo">173</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * accordance.<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * <p><a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * one region of a table. This means there are no individual degenerate<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * <p><a name="line.181"></a>
-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * </ol><a name="line.186"></a>
-<span class="sourceLineNo">187</span> * <p><a name="line.187"></a>
-<span class="sourceLineNo">188</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * a new region is created and all data is merged into the new region.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> * <p><a name="line.194"></a>
-<span class="sourceLineNo">195</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * an offline fashion.<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * <p><a name="line.199"></a>
-<span class="sourceLineNo">200</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.200"></a>
-<span class="sourceLineNo">201</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.201"></a>
-<span class="sourceLineNo">202</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.202"></a>
-<span class="sourceLineNo">203</span> * with proper state in the master.<a name="line.203"></a>
-<span class="sourceLineNo">204</span> * <p><a name="line.204"></a>
-<span class="sourceLineNo">205</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.205"></a>
-<span class="sourceLineNo">206</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * first be called successfully. Much of the region consistency information<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
-<span class="sourceLineNo">210</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.210"></a>
-<span class="sourceLineNo">211</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.211"></a>
-<span class="sourceLineNo">212</span> * {@link #printUsageAndExit()} for more details.<a name="line.212"></a>
-<span class="sourceLineNo">213</span> */<a name="line.213"></a>
-<span class="sourceLineNo">214</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.214"></a>
-<span class="sourceLineNo">215</span>@InterfaceStability.Evolving<a name="line.215"></a>
-<span class="sourceLineNo">216</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.216"></a>
-<span class="sourceLineNo">217</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.217"></a>
-<span class="sourceLineNo">218</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.218"></a>
-<span class="sourceLineNo">219</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.219"></a>
-<span class="sourceLineNo">220</span> private static boolean rsSupportsOffline = true;<a name="line.220"></a>
-<span class="sourceLineNo">221</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.221"></a>
-<span class="sourceLineNo">222</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.222"></a>
-<span class="sourceLineNo">223</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.223"></a>
-<span class="sourceLineNo">224</span> /**<a name="line.224"></a>
-<span class="sourceLineNo">225</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.225"></a>
-<span class="sourceLineNo">226</span> * It puts in place a lock when it goes to write/make changes.<a name="line.226"></a>
-<span class="sourceLineNo">227</span> */<a name="line.227"></a>
-<span class="sourceLineNo">228</span> @VisibleForTesting<a name="line.228"></a>
-<span class="sourceLineNo">229</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.229"></a>
-<span class="sourceLineNo">230</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.230"></a>
-<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.231"></a>
-<span class="sourceLineNo">232</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.232"></a>
-<span class="sourceLineNo">233</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.233"></a>
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-<span class="sourceLineNo">235</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.235"></a>
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-<span class="sourceLineNo">467</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.467"></a>
-<span class="sourceLineNo">468</span> } catch (IOException ioe) {<a name="line.468"></a>
-<span class="sourceLineNo">469</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.469"></a>
-<span class="sourceLineNo">470</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.470"></a>
-<span class="sourceLineNo">471</span> + retryCounter.getMaxAttempts());<a name="line.471"></a>
-<span class="sourceLineNo">472</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.472"></a>
-<span class="sourceLineNo">473</span> ioe);<a name="line.473"></a>
-<span class="sourceLineNo">474</span> try {<a name="line.474"></a>
-<span class="sourceLineNo">475</span> exception = ioe;<a name="line.475"></a>
-<span class="sourceLineNo">476</span> retryCounter.sleepUntilNextRetry();<a name="line.476"></a>
-<span class="sourceLineNo">477</span> } catch (InterruptedException ie) {<a name="line.477"></a>
-<span class="sourceLineNo">478</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.478"></a>
-<span class="sourceLineNo">479</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.479"></a>
-<span class="sourceLineNo">480</span> .initCause(ie);<a name="line.480"></a>
-<span class="sourceLineNo">481</span> }<a name="line.481"></a>
-<span class="sourceLineNo">482</span> }<a name="line.482"></a>
-<span class="sourceLineNo">483</span> } while (retryCounter.shouldRetry());<a name="line.483"></a>
-<span class="sourceLineNo">484</span><a name="line.484"></a>
-<span class="sourceLineNo">485</span> throw exception;<a name="line.485"></a>
-<span class="sourceLineNo">486</span> }<a name="line.486"></a>
-<span class="sourceLineNo">487</span> }<a name="line.487"></a>
-<span class="sourceLineNo">488</span><a name="line.488"></a>
-<span class="sourceLineNo">489</span> /**<a name="line.489"></a>
-<span class="sourceLineNo">490</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.490"></a>
-<span class="sourceLineNo">491</span> *<a name="line.491"></a>
-<span class="sourceLineNo">492</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.492"></a>
-<span class="sourceLineNo">493</span> * @throws IOException if IO failure occurs<a name="line.493"></a>
-<span class="sourceLineNo">494</span> */<a name="line.494"></a>
-<span class="sourceLineNo">495</span> public static Pair<Path, FSDataOutputStream> checkAndMarkRunningHbck(Configuration conf,<a name="line.495"></a>
-<span class="sourceLineNo">496</span> RetryCounter retryCounter) throws IOException {<a name="line.496"></a>
-<span class="sourceLineNo">497</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.497"></a>
-<span class="sourceLineNo">498</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.498"></a>
-<span class="sourceLineNo">499</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.499"></a>
-<span class="sourceLineNo">500</span> executor.execute(futureTask);<a name="line.500"></a>
-<span class="sourceLineNo">501</span> final int timeoutInSeconds = conf.getInt(<a name="line.501"></a>
-<span class="sourceLineNo">502</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.502"></a>
-<span class="sourceLineNo">503</span> FSDataOutputStream stream = null;<a name="line.503"></a>
-<span class="sourceLineNo">504</span> try {<a name="line.504"></a>
-<span class="sourceLineNo">505</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.505"></a>
-<span class="sourceLineNo">506</span> } catch (ExecutionException ee) {<a name="line.506"></a>
-<span class="sourceLineNo">507</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.507"></a>
-<span class="sourceLineNo">508</span> } catch (InterruptedException ie) {<a name="line.508"></a>
-<span class="sourceLineNo">509</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.509"></a>
-<span class="sourceLineNo">510</span> Thread.currentThread().interrupt();<a name="line.510"></a>
-<span class="sourceLineNo">511</span> } catch (TimeoutException exception) {<a name="line.511"></a>
-<span class="sourceLineNo">512</span> // took too long to obtain lock<a name="line.512"></a>
-<span class="sourceLineNo">513</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.513"></a>
-<span class="sourceLineNo">514</span> futureTask.cancel(true);<a name="line.514"></a>
-<span class="sourceLineNo">515</span> } finally {<a name="line.515"></a>
-<span class="sourceLineNo">516</span> executor.shutdownNow();<a name="line.516"></a>
-<span class="sourceLineNo">517</span> }<a name="line.517"></a>
-<span class="sourceLineNo">518</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.518"></a>
-<span class="sourceLineNo">519</span> }<a name="line.519"></a>
-<span class="sourceLineNo">520</span><a name="line.520"></a>
-<span class="sourceLineNo">521</span> private void unlockHbck() {<a name="line.521"></a>
-<span class="sourceLineNo">522</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.522"></a>
-<span class="sourceLineNo">523</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.523"></a>
-<span class="sourceLineNo">524</span> do {<a name="line.524"></a>
-<span class="sourceLineNo">525</span> try {<a name="line.525"></a>
-<span class="sourceLineNo">526</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.526"></a>
-<span class="sourceLineNo">527</span> FSUtils.delete(FSUtils.getCurrentFileSystem(getConf()), HBCK_LOCK_PATH, true);<a name="line.527"></a>
-<span class="sourceLineNo">528</span> LOG.info("Finishing hbck");<a name="line.528"></a>
-<span class="sourceLineNo">529</span> return;<a name="line.529"></a>
-<span class="sourceLineNo">530</span> } catch (IOException ioe) {<a name="line.530"></a>
-<span class="sourceLineNo">531</span> LOG.info("Failed to delete " + HBCK_LOCK_PATH + ", try="<a name="line.531"></a>
-<span class="sourceLineNo">532</span> + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.532"></a>
-<span class="sourceLineNo">533</span> + retryCounter.getMaxAttempts());<a name="line.533"></a>
-<span class="sourceLineNo">534</span> LOG.debug("Failed to delete " + HBCK_LOCK_PATH, ioe);<a name="line.534"></a>
-<span class="sourceLineNo">535</span> try {<a name="line.535"></a>
-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
-<span class="sourceLineNo">537</span> } catch (InterruptedException ie) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span> Thread.currentThread().interrupt();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
-<span class="sourceLineNo">548</span> /**<a name="line.548"></a>
-<span class="sourceLineNo">549</span> * To repair region consistency, one must call connect() in order to repair<a name="line.549"></a>
-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
-<span class="sourceLineNo">551</span> */<a name="line.551"></a>
-<span class="sourceLineNo">552</span> public void connect() throws IOException {<a name="line.552"></a>
-<span class="sourceLineNo">553</span><a name="line.553"></a>
-<span class="sourceLineNo">554</span> if (isExclusive()) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
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+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
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+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
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+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
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+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
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+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
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+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
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+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.339"></a>
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+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
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+<span class="sourceLineNo">344</span><a name="line.344"></a>
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+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> private boolean hbckZodeCreated = false;<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Constructor<a name="line.350"></a>
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+<span class="sourceLineNo">354</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.354"></a>
+<span class="sourceLineNo">355</span> */<a name="line.355"></a>
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+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
+<span class="sourceLineNo">359</span><a name="line.359"></a>
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+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Constructor<a name="line.366"></a>
+<span class="sourceLineNo">367</span> *<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * @param conf<a name="line.368"></a>
+<span class="sourceLineNo">369</span> * Configuration object<a name="line.369"></a>
+<span class="sourceLineNo">370</span> * @throws MasterNotRunningException<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
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+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
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+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
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+<span class="sourceLineNo">384</span><a name="line.384"></a>
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+<span class="sourceLineNo">387</span> */<a name="line.387"></a>
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+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
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+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
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+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
+<span class="sourceLineNo">413</span> public static Path getTmpDir(Configuration conf) throws IOException {<a name="line.413"></a>
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+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> private static class FileLockCallable implements Callable<FSDataOutputStream> {<a name="line.417"></a>
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+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
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+<span class="sourceLineNo">421</span><a name="line.421"></a>
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+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
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+<span class="sourceLineNo">426</span><a name="line.426"></a>
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+<span class="sourceLineNo">446</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.446"></a>
+<span class="sourceLineNo">447</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.447"></a>
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+<span class="sourceLineNo">449</span> out.flush();<a name="line.449"></a>
+<span class="sourceLineNo">450</span> return out;<a name="line.450"></a>
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+<span class="sourceLineNo">458</span> }<a name="line.458"></a>
+<span class="sourceLineNo">459</span><a name="line.459"></a>
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+<span class="sourceLineNo">477</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.477"></a>
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+<span class="sourceLineNo">479</span> .initCause(ie);<a name="line.479"></a>
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<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
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-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
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-<span class="sourceLineNo">207</span> * first be called successfully. Much of the region consistency information<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
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-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
-<span class="sourceLineNo">548</span> /**<a name="line.548"></a>
-<span class="sourceLineNo">549</span> * To repair region consistency, one must call connect() in order to repair<a name="line.549"></a>
-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
-<span class="sourceLineNo">551</span> */<a name="line.551"></a>
-<span class="sourceLineNo">552</span> public void connect() throws IOException {<a name="line.552"></a>
-<span class="sourceLineNo">553</span><a name="line.553"></a>
-<span class="sourceLineNo">554</span> if (isExclusive()) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
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+<span class="sourceLineNo">426</span><a name="line.426"></a>
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+<span class="sourceLineNo">479</span> .initCause(ie);<a name="line.479"></a>
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+<span class="sourceLineNo">505</span> } catch (ExecutionException ee) {<a name="line.505"></a>
+<span class="sourceLineNo">506</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.506"></a>
+<span class="sourceLineNo">507</span> } catch (InterruptedException ie) {<a name="line.507"></a>
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+<span class="sourceLineNo">509</span> Thread.currentThread().interrupt();<a name="line.509"></a>
+<span class="sourceLineNo">510</span> } catch (TimeoutException exception) {<a name="line.510"></a>
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+<span class="sourceLineNo">512</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.512"></a>
+<span class="sourceLineNo">513</span> futureTask.cancel(true);<a name="line.513"></a>
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+<span class="sourceLineNo">519</span><a name="line.519"></a>
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+<span class="sourceLineNo">522</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.522"></a>
+<span class="sourceLineNo">523</span> do {<a name="line.523"></a>
+<span class="sourceLineNo">524</span> try {<a name="line.524"></a>
+<span class="sourceLineNo">525</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.525"></a
<TRUNCATED>
[43/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/org/apache/hadoop/hbase/regionserver/HRegionServer.html
----------------------------------------------------------------------
diff --git a/devapidocs/org/apache/hadoop/hbase/regionserver/HRegionServer.html b/devapidocs/org/apache/hadoop/hbase/regionserver/HRegionServer.html
index 8d1bfab..cd14215 100644
--- a/devapidocs/org/apache/hadoop/hbase/regionserver/HRegionServer.html
+++ b/devapidocs/org/apache/hadoop/hbase/regionserver/HRegionServer.html
@@ -18,7 +18,7 @@
catch(err) {
}
//-->
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<td class="colFirst"><code>private <a href="../../../../../org/apache/hadoop/hbase/trace/SpanReceiverHost.html" title="class in org.apache.hadoop.hbase.trace">SpanReceiverHost</a></code></td>
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<td class="colFirst"><code>private <a href="../../../../../org/apache/hadoop/hbase/regionserver/SplitLogWorker.html" title="class in org.apache.hadoop.hbase.regionserver">SplitLogWorker</a></code></td>
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<td class="colFirst"><code>protected long</code></td>
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<td class="colFirst"><code>protected <a href="../../../../../org/apache/hadoop/hbase/TableDescriptors.html" title="interface in org.apache.hadoop.hbase">TableDescriptors</a></code></td>
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<td class="colFirst"><code>static boolean</code></td>
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<td class="colFirst"><code>protected int</code></td>
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<td class="colFirst"><code>int</code></td>
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<td class="colFirst"><code><a href="../../../../../org/apache/hadoop/hbase/regionserver/HRegion.html" title="class in org.apache.hadoop.hbase.regionserver">HRegion</a></code></td>
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<td class="colFirst"><code>(package private) <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<div class="block">Bring up connection to zk ensemble and then wait until a master for this cluster and then after
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<td class="colFirst"><code>boolean</code></td>
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<td class="colFirst"><code>boolean</code></td>
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<td class="colFirst"><code>void</code></td>
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<td class="colFirst"><code>(package private) void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/regionserver/HRegionServer.html#removeFromMovedRegions-java.lang.String-">removeFromMovedRegions</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> encodedName)</code> </td>
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<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/regionserver/HRegionServer.html#removeRegion-org.apache.hadoop.hbase.regionserver.HRegion-org.apache.hadoop.hbase.ServerName-">removeRegion</a></span>(<a href="../../../../../org/apache/hadoop/hbase/regionserver/HRegion.html" title="class in org.apache.hadoop.hbase.regionserver">HRegion</a> r,
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-<span class="sourceLineNo">438</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.438"></a>
-<span class="sourceLineNo">439</span> FsPermission defaultPerms = FSUtils.getFilePermissions(fs, this.conf,<a name="line.439"></a>
-<span class="sourceLineNo">440</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.440"></a>
-<span class="sourceLineNo">441</span> Path tmpDir = getTmpDir(conf);<a name="line.441"></a>
-<span class="sourceLineNo">442</span> this.hbckLockPath = new Path(tmpDir, HBCK_LOCK_FILE);<a name="line.442"></a>
-<span class="sourceLineNo">443</span> fs.mkdirs(tmpDir);<a name="line.443"></a>
-<span class="sourceLineNo">444</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.444"></a>
-<span class="sourceLineNo">445</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.445"></a>
-<span class="sourceLineNo">446</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.446"></a>
-<span class="sourceLineNo">447</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.447"></a>
-<span class="sourceLineNo">448</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.448"></a>
-<span class="sourceLineNo">449</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.449"></a>
-<span class="sourceLineNo">450</span> out.flush();<a name="line.450"></a>
-<span class="sourceLineNo">451</span> return out;<a name="line.451"></a>
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-<span class="sourceLineNo">454</span> return null;<a name="line.454"></a>
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-<span class="sourceLineNo">456</span> throw e;<a name="line.456"></a>
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-<span class="sourceLineNo">461</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.461"></a>
-<span class="sourceLineNo">462</span> final Path hbckLockFilePath, final FsPermission defaultPerms)<a name="line.462"></a>
-<span class="sourceLineNo">463</span> throws IOException {<a name="line.463"></a>
-<span class="sourceLineNo">464</span> IOException exception = null;<a name="line.464"></a>
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-<span class="sourceLineNo">466</span> try {<a name="line.466"></a>
-<span class="sourceLineNo">467</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.467"></a>
-<span class="sourceLineNo">468</span> } catch (IOException ioe) {<a name="line.468"></a>
-<span class="sourceLineNo">469</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.469"></a>
-<span class="sourceLineNo">470</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.470"></a>
-<span class="sourceLineNo">471</span> + retryCounter.getMaxAttempts());<a name="line.471"></a>
-<span class="sourceLineNo">472</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.472"></a>
-<span class="sourceLineNo">473</span> ioe);<a name="line.473"></a>
-<span class="sourceLineNo">474</span> try {<a name="line.474"></a>
-<span class="sourceLineNo">475</span> exception = ioe;<a name="line.475"></a>
-<span class="sourceLineNo">476</span> retryCounter.sleepUntilNextRetry();<a name="line.476"></a>
-<span class="sourceLineNo">477</span> } catch (InterruptedException ie) {<a name="line.477"></a>
-<span class="sourceLineNo">478</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.478"></a>
-<span class="sourceLineNo">479</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.479"></a>
-<span class="sourceLineNo">480</span> .initCause(ie);<a name="line.480"></a>
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-<span class="sourceLineNo">482</span> }<a name="line.482"></a>
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-<span class="sourceLineNo">484</span><a name="line.484"></a>
-<span class="sourceLineNo">485</span> throw exception;<a name="line.485"></a>
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-<span class="sourceLineNo">489</span> /**<a name="line.489"></a>
-<span class="sourceLineNo">490</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.490"></a>
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-<span class="sourceLineNo">492</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.492"></a>
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-<span class="sourceLineNo">496</span> RetryCounter retryCounter) throws IOException {<a name="line.496"></a>
-<span class="sourceLineNo">497</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.497"></a>
-<span class="sourceLineNo">498</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.498"></a>
-<span class="sourceLineNo">499</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.499"></a>
-<span class="sourceLineNo">500</span> executor.execute(futureTask);<a name="line.500"></a>
-<span class="sourceLineNo">501</span> final int timeoutInSeconds = conf.getInt(<a name="line.501"></a>
-<span class="sourceLineNo">502</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.502"></a>
-<span class="sourceLineNo">503</span> FSDataOutputStream stream = null;<a name="line.503"></a>
-<span class="sourceLineNo">504</span> try {<a name="line.504"></a>
-<span class="sourceLineNo">505</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.505"></a>
-<span class="sourceLineNo">506</span> } catch (ExecutionException ee) {<a name="line.506"></a>
-<span class="sourceLineNo">507</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.507"></a>
-<span class="sourceLineNo">508</span> } catch (InterruptedException ie) {<a name="line.508"></a>
-<span class="sourceLineNo">509</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.509"></a>
-<span class="sourceLineNo">510</span> Thread.currentThread().interrupt();<a name="line.510"></a>
-<span class="sourceLineNo">511</span> } catch (TimeoutException exception) {<a name="line.511"></a>
-<span class="sourceLineNo">512</span> // took too long to obtain lock<a name="line.512"></a>
-<span class="sourceLineNo">513</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.513"></a>
-<span class="sourceLineNo">514</span> futureTask.cancel(true);<a name="line.514"></a>
-<span class="sourceLineNo">515</span> } finally {<a name="line.515"></a>
-<span class="sourceLineNo">516</span> executor.shutdownNow();<a name="line.516"></a>
-<span class="sourceLineNo">517</span> }<a name="line.517"></a>
-<span class="sourceLineNo">518</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.518"></a>
-<span class="sourceLineNo">519</span> }<a name="line.519"></a>
-<span class="sourceLineNo">520</span><a name="line.520"></a>
-<span class="sourceLineNo">521</span> private void unlockHbck() {<a name="line.521"></a>
-<span class="sourceLineNo">522</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.522"></a>
-<span class="sourceLineNo">523</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.523"></a>
-<span class="sourceLineNo">524</span> do {<a name="line.524"></a>
-<span class="sourceLineNo">525</span> try {<a name="line.525"></a>
-<span class="sourceLineNo">526</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.526"></a>
-<span class="sourceLineNo">527</span> FSUtils.delete(FSUtils.getCurrentFileSystem(getConf()), HBCK_LOCK_PATH, true);<a name="line.527"></a>
-<span class="sourceLineNo">528</span> LOG.info("Finishing hbck");<a name="line.528"></a>
-<span class="sourceLineNo">529</span> return;<a name="line.529"></a>
-<span class="sourceLineNo">530</span> } catch (IOException ioe) {<a name="line.530"></a>
-<span class="sourceLineNo">531</span> LOG.info("Failed to delete " + HBCK_LOCK_PATH + ", try="<a name="line.531"></a>
-<span class="sourceLineNo">532</span> + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.532"></a>
-<span class="sourceLineNo">533</span> + retryCounter.getMaxAttempts());<a name="line.533"></a>
-<span class="sourceLineNo">534</span> LOG.debug("Failed to delete " + HBCK_LOCK_PATH, ioe);<a name="line.534"></a>
-<span class="sourceLineNo">535</span> try {<a name="line.535"></a>
-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
-<span class="sourceLineNo">537</span> } catch (InterruptedException ie) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span> Thread.currentThread().interrupt();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
-<span class="sourceLineNo">548</span> /**<a name="line.548"></a>
-<span class="sourceLineNo">549</span> * To repair region consistency, one must call connect() in order to repair<a name="line.549"></a>
-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
-<span class="sourceLineNo">551</span> */<a name="line.551"></a>
-<span class="sourceLineNo">552</span> public void connect() throws IOException {<a name="line.552"></a>
-<span class="sourceLineNo">553</span><a name="line.553"></a>
-<span class="sourceLineNo">554</span> if (isExclusive()) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.334"></a>
+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.339"></a>
+<span class="sourceLineNo">340</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.340"></a>
+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
+<span class="sourceLineNo">343</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.343"></a>
+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
+<span class="sourceLineNo">347</span> private boolean hbckZodeCreated = false;<a name="line.347"></a>
+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
+<span class="sourceLineNo">350</span> * Constructor<a name="line.350"></a>
+<span class="sourceLineNo">351</span> *<a name="line.351"></a>
+<span class="sourceLineNo">352</span> * @param conf Configuration object<a name="line.352"></a>
+<span class="sourceLineNo">353</span> * @throws MasterNotRunningException if the master is not running<a name="line.353"></a>
+<span class="sourceLineNo">354</span> * @throws ZooKeeperConnectionException if unable to connect to ZooKeeper<a name="line.354"></a>
+<span class="sourceLineNo">355</span> */<a name="line.355"></a>
+<span class="sourceLineNo">356</span> public HBaseFsck(Configuration conf) throws IOException, ClassNotFoundException {<a name="line.356"></a>
+<span class="sourceLineNo">357</span> this(conf, createThreadPool(conf));<a name="line.357"></a>
+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
+<span class="sourceLineNo">359</span><a name="line.359"></a>
+<span class="sourceLineNo">360</span> private static ExecutorService createThreadPool(Configuration conf) {<a name="line.360"></a>
+<span class="sourceLineNo">361</span> int numThreads = conf.getInt("hbasefsck.numthreads", MAX_NUM_THREADS);<a name="line.361"></a>
+<span class="sourceLineNo">362</span> return new ScheduledThreadPoolExecutor(numThreads, Threads.newDaemonThreadFactory("hbasefsck"));<a name="line.362"></a>
+<span class="sourceLineNo">363</span> }<a name="line.363"></a>
+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
+<span class="sourceLineNo">366</span> * Constructor<a name="line.366"></a>
+<span class="sourceLineNo">367</span> *<a name="line.367"></a>
+<span class="sourceLineNo">368</span> * @param conf<a name="line.368"></a>
+<span class="sourceLineNo">369</span> * Configuration object<a name="line.369"></a>
+<span class="sourceLineNo">370</span> * @throws MasterNotRunningException<a name="line.370"></a>
+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
+<span class="sourceLineNo">375</span> public HBaseFsck(Configuration conf, ExecutorService exec) throws MasterNotRunningException,<a name="line.375"></a>
+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
+<span class="sourceLineNo">380</span> lockFileRetryCounterFactory = createLockRetryCounterFactory(getConf());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> createZNodeRetryCounterFactory = createZnodeRetryCounterFactory(getConf());<a name="line.381"></a>
+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> /**<a name="line.385"></a>
+<span class="sourceLineNo">386</span> * @return A retry counter factory configured for retrying lock file creation.<a name="line.386"></a>
+<span class="sourceLineNo">387</span> */<a name="line.387"></a>
+<span class="sourceLineNo">388</span> public static RetryCounterFactory createLockRetryCounterFactory(Configuration conf) {<a name="line.388"></a>
+<span class="sourceLineNo">389</span> return new RetryCounterFactory(<a name="line.389"></a>
+<span class="sourceLineNo">390</span> conf.getInt("hbase.hbck.lockfile.attempts", DEFAULT_MAX_LOCK_FILE_ATTEMPTS),<a name="line.390"></a>
+<span class="sourceLineNo">391</span> conf.getInt("hbase.hbck.lockfile.attempt.sleep.interval",<a name="line.391"></a>
+<span class="sourceLineNo">392</span> DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL),<a name="line.392"></a>
+<span class="sourceLineNo">393</span> conf.getInt("hbase.hbck.lockfile.attempt.maxsleeptime",<a name="line.393"></a>
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+<span class="sourceLineNo">395</span> }<a name="line.395"></a>
+<span class="sourceLineNo">396</span><a name="line.396"></a>
+<span class="sourceLineNo">397</span> /**<a name="line.397"></a>
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+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
+<span class="sourceLineNo">400</span> private static RetryCounterFactory createZnodeRetryCounterFactory(Configuration conf) {<a name="line.400"></a>
+<span class="sourceLineNo">401</span> return new RetryCounterFactory(<a name="line.401"></a>
+<span class="sourceLineNo">402</span> conf.getInt("hbase.hbck.createznode.attempts", DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS),<a name="line.402"></a>
+<span class="sourceLineNo">403</span> conf.getInt("hbase.hbck.createznode.attempt.sleep.interval",<a name="line.403"></a>
+<span class="sourceLineNo">404</span> DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL),<a name="line.404"></a>
+<span class="sourceLineNo">405</span> conf.getInt("hbase.hbck.createznode.attempt.maxsleeptime",<a name="line.405"></a>
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+<span class="sourceLineNo">407</span> }<a name="line.407"></a>
+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
+<span class="sourceLineNo">410</span> * @return Return the tmp dir this tool writes too.<a name="line.410"></a>
+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
+<span class="sourceLineNo">413</span> public static Path getTmpDir(Configuration conf) throws IOException {<a name="line.413"></a>
+<span class="sourceLineNo">414</span> return new Path(FSUtils.getRootDir(conf), HConstants.HBASE_TEMP_DIRECTORY);<a name="line.414"></a>
+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> private static class FileLockCallable implements Callable<FSDataOutputStream> {<a name="line.417"></a>
+<span class="sourceLineNo">418</span> RetryCounter retryCounter;<a name="line.418"></a>
+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
+<span class="sourceLineNo">420</span> private Path hbckLockPath = null;<a name="line.420"></a>
+<span class="sourceLineNo">421</span><a name="line.421"></a>
+<span class="sourceLineNo">422</span> public FileLockCallable(Configuration conf, RetryCounter retryCounter) {<a name="line.422"></a>
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+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span> /**<a name="line.427"></a>
+<span class="sourceLineNo">428</span> * @return Will be <code>null</code> unless you call {@link #call()}<a name="line.428"></a>
+<span class="sourceLineNo">429</span> */<a name="line.429"></a>
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+<span class="sourceLineNo">432</span> }<a name="line.432"></a>
+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span> @Override<a name="line.434"></a>
+<span class="sourceLineNo">435</span> public FSDataOutputStream call() throws IOException {<a name="line.435"></a>
+<span class="sourceLineNo">436</span> try {<a name="line.436"></a>
+<span class="sourceLineNo">437</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.437"></a>
+<span class="sourceLineNo">438</span> FsPermission defaultPerms = FSUtils.getFilePermissions(fs, this.conf,<a name="line.438"></a>
+<span class="sourceLineNo">439</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.439"></a>
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+<span class="sourceLineNo">443</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.443"></a>
+<span class="sourceLineNo">444</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.444"></a>
+<span class="sourceLineNo">445</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.445"></a>
+<span class="sourceLineNo">446</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.446"></a>
+<span class="sourceLineNo">447</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.447"></a>
+<span class="sourceLineNo">448</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.448"></a>
+<span class="sourceLineNo">449</span> out.flush();<a name="line.449"></a>
+<span class="sourceLineNo">450</span> return out;<a name="line.450"></a>
+<span class="sourceLineNo">451</span> } catch(RemoteException e) {<a name="line.451"></a>
+<span class="sourceLineNo">452</span> if(AlreadyBeingCreatedException.class.getName().equals(e.getClassName())){<a name="line.452"></a>
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+<span class="sourceLineNo">458</span> }<a name="line.458"></a>
+<span class="sourceLineNo">459</span><a name="line.459"></a>
+<span class="sourceLineNo">460</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.460"></a>
+<span class="sourceLineNo">461</span> final Path hbckLockFilePath, final FsPermission defaultPerms)<a name="line.461"></a>
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+<span class="sourceLineNo">468</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.468"></a>
+<span class="sourceLineNo">469</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.469"></a>
+<span class="sourceLineNo">470</span> + retryCounter.getMaxAttempts());<a name="line.470"></a>
+<span class="sourceLineNo">471</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.471"></a>
+<span class="sourceLineNo">472</span> ioe);<a name="line.472"></a>
+<span class="sourceLineNo">473</span> try {<a name="line.473"></a>
+<span class="sourceLineNo">474</span> exception = ioe;<a name="line.474"></a>
+<span class="sourceLineNo">475</span> retryCounter.sleepUntilNextRetry();<a name="line.475"></a>
+<span class="sourceLineNo">476</span> } catch (InterruptedException ie) {<a name="line.476"></a>
+<span class="sourceLineNo">477</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.477"></a>
+<span class="sourceLineNo">478</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.478"></a>
+<span class="sourceLineNo">479</span> .initCause(ie);<a name="line.479"></a>
+<span class="sourceLineNo">480</span> }<a name="line.480"></a>
+<span class="sourceLineNo">481</span> }<a name="line.481"></a>
+<span class="sourceLineNo">482</span> } while (retryCounter.shouldRetry());<a name="line.482"></a>
+<span class="sourceLineNo">483</span><a name="line.483"></a>
+<span class="sourceLineNo">484</span> throw exception;<a name="line.484"></a>
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+<span class="sourceLineNo">486</span> }<a name="line.486"></a>
+<span class="sourceLineNo">487</span><a name="line.487"></a>
+<span class="sourceLineNo">488</span> /**<a name="line.488"></a>
+<span class="sourceLineNo">489</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.489"></a>
+<span class="sourceLineNo">490</span> *<a name="line.490"></a>
+<span class="sourceLineNo">491</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.491"></a>
+<span class="sourceLineNo">492</span> * @throws IOException if IO failure occurs<a name="line.492"></a>
+<span class="sourceLineNo">493</span> */<a name="line.493"></a>
+<span class="sourceLineNo">494</span> public static Pair<Path, FSDataOutputStream> checkAndMarkRunningHbck(Configuration conf,<a name="line.494"></a>
+<span class="sourceLineNo">495</span> RetryCounter retryCounter) throws IOException {<a name="line.495"></a>
+<span class="sourceLineNo">496</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.496"></a>
+<span class="sourceLineNo">497</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.497"></a>
+<span class="sourceLineNo">498</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.498"></a>
+<span class="sourceLineNo">499</span> executor.execute(futureTask);<a name="line.499"></a>
+<span class="sourceLineNo">500</span> final int timeoutInSeconds = conf.getInt(<a name="line.500"></a>
+<span class="sourceLineNo">501</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.501"></a>
+<span class="sourceLineNo">502</span> FSDataOutputStream stream = null;<a name="line.502"></a>
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+<span class="sourceLineNo">504</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.504"></a>
+<span class="sourceLineNo">505</span> } catch (ExecutionException ee) {<a name="line.505"></a>
+<span class="sourceLineNo">506</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.506"></a>
+<span class="sourceLineNo">507</span> } catch (InterruptedException ie) {<a name="line.507"></a>
+<span class="sourceLineNo">508</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.508"></a>
+<span class="sourceLineNo">509</span> Thread.currentThread().interrupt();<a name="line.509"></a>
+<span class="sourceLineNo">510</span> } catch (TimeoutException exception) {<a name="line.510"></a>
+<span class="sourceLineNo">511</span> // took too long to obtain lock<a name="line.511"></a>
+<span class="sourceLineNo">512</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.512"></a>
+<span class="sourceLineNo">513</span> futureTask.cancel(true);<a name="line.513"></a>
+<span class="sourceLineNo">514</span> } finally {<a name="line.514"></a>
+<span class="sourceLineNo">515</span> executor.shutdownNow();<a name="line.515"></a>
+<span class="sourceLineNo">516</span> }<a name="line.516"></a>
+<span class="sourceLineNo">517</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.517"></a>
+<span class="sourceLineNo">518</span> }<a name="line.518"></a>
+<span class="sourceLineNo">519</span><a name="line.519"></a>
+<span class="sourceLineNo">520</span> private void unlockHbck() {<a name="line.520"></a>
+<span class="sourceLineNo">521</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.521"></a>
+<span class="sourceLineNo">522</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.522"></a>
+<span class="sourceLineNo">523</span> do {<a name="line.523"></a>
+<span class="sourceLineNo">524</span> try {<a name="line.524"></a>
+<span class="sourceLineNo">525</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.525"></a>
+<span c
<TRUNCATED>
[29/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterStatusServlet.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterStatusServlet.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterStatusServlet.html
index 98a70a6..8f8bcd8 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterStatusServlet.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterStatusServlet.html
@@ -30,82 +30,78 @@
<span class="sourceLineNo">022</span>import java.util.List;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import java.util.Map;<a name="line.23"></a>
<span class="sourceLineNo">024</span>import java.util.Set;<a name="line.24"></a>
-<span class="sourceLineNo">025</span><a name="line.25"></a>
-<span class="sourceLineNo">026</span>import javax.servlet.http.HttpServlet;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import javax.servlet.http.HttpServletRequest;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import javax.servlet.http.HttpServletResponse;<a name="line.28"></a>
-<span class="sourceLineNo">029</span><a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.conf.Configuration;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.ServerName;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.tmpl.master.MasterStatusTmpl;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.35"></a>
-<span class="sourceLineNo">036</span><a name="line.36"></a>
-<span class="sourceLineNo">037</span>/**<a name="line.37"></a>
-<span class="sourceLineNo">038</span> * The servlet responsible for rendering the index page of the<a name="line.38"></a>
-<span class="sourceLineNo">039</span> * master.<a name="line.39"></a>
-<span class="sourceLineNo">040</span> */<a name="line.40"></a>
-<span class="sourceLineNo">041</span>@InterfaceAudience.Private<a name="line.41"></a>
-<span class="sourceLineNo">042</span>public class MasterStatusServlet extends HttpServlet {<a name="line.42"></a>
-<span class="sourceLineNo">043</span> private static final long serialVersionUID = 1L;<a name="line.43"></a>
-<span class="sourceLineNo">044</span><a name="line.44"></a>
-<span class="sourceLineNo">045</span> @Override<a name="line.45"></a>
-<span class="sourceLineNo">046</span> public void doGet(HttpServletRequest request, HttpServletResponse response)<a name="line.46"></a>
-<span class="sourceLineNo">047</span> throws IOException<a name="line.47"></a>
-<span class="sourceLineNo">048</span> {<a name="line.48"></a>
-<span class="sourceLineNo">049</span> HMaster master = (HMaster) getServletContext().getAttribute(HMaster.MASTER);<a name="line.49"></a>
-<span class="sourceLineNo">050</span> assert master != null : "No Master in context!";<a name="line.50"></a>
+<span class="sourceLineNo">025</span>import javax.servlet.http.HttpServlet;<a name="line.25"></a>
+<span class="sourceLineNo">026</span>import javax.servlet.http.HttpServletRequest;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import javax.servlet.http.HttpServletResponse;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.conf.Configuration;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.ServerName;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.tmpl.master.MasterStatusTmpl;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.33"></a>
+<span class="sourceLineNo">034</span><a name="line.34"></a>
+<span class="sourceLineNo">035</span>/**<a name="line.35"></a>
+<span class="sourceLineNo">036</span> * The servlet responsible for rendering the index page of the<a name="line.36"></a>
+<span class="sourceLineNo">037</span> * master.<a name="line.37"></a>
+<span class="sourceLineNo">038</span> */<a name="line.38"></a>
+<span class="sourceLineNo">039</span>@InterfaceAudience.Private<a name="line.39"></a>
+<span class="sourceLineNo">040</span>public class MasterStatusServlet extends HttpServlet {<a name="line.40"></a>
+<span class="sourceLineNo">041</span> private static final long serialVersionUID = 1L;<a name="line.41"></a>
+<span class="sourceLineNo">042</span><a name="line.42"></a>
+<span class="sourceLineNo">043</span> @Override<a name="line.43"></a>
+<span class="sourceLineNo">044</span> public void doGet(HttpServletRequest request, HttpServletResponse response)<a name="line.44"></a>
+<span class="sourceLineNo">045</span> throws IOException<a name="line.45"></a>
+<span class="sourceLineNo">046</span> {<a name="line.46"></a>
+<span class="sourceLineNo">047</span> HMaster master = (HMaster) getServletContext().getAttribute(HMaster.MASTER);<a name="line.47"></a>
+<span class="sourceLineNo">048</span> assert master != null : "No Master in context!";<a name="line.48"></a>
+<span class="sourceLineNo">049</span><a name="line.49"></a>
+<span class="sourceLineNo">050</span> response.setContentType("text/html");<a name="line.50"></a>
<span class="sourceLineNo">051</span><a name="line.51"></a>
-<span class="sourceLineNo">052</span> response.setContentType("text/html");<a name="line.52"></a>
+<span class="sourceLineNo">052</span> Configuration conf = master.getConfiguration();<a name="line.52"></a>
<span class="sourceLineNo">053</span><a name="line.53"></a>
-<span class="sourceLineNo">054</span> Configuration conf = master.getConfiguration();<a name="line.54"></a>
-<span class="sourceLineNo">055</span><a name="line.55"></a>
-<span class="sourceLineNo">056</span> Map<String, Integer> frags = getFragmentationInfo(master, conf);<a name="line.56"></a>
-<span class="sourceLineNo">057</span> ServerName metaLocation = null;<a name="line.57"></a>
-<span class="sourceLineNo">058</span> List<ServerName> servers = null;<a name="line.58"></a>
-<span class="sourceLineNo">059</span> Set<ServerName> deadServers = null;<a name="line.59"></a>
-<span class="sourceLineNo">060</span> <a name="line.60"></a>
-<span class="sourceLineNo">061</span> if(master.isActiveMaster()) {<a name="line.61"></a>
-<span class="sourceLineNo">062</span> metaLocation = getMetaLocationOrNull(master);<a name="line.62"></a>
-<span class="sourceLineNo">063</span> ServerManager serverManager = master.getServerManager();<a name="line.63"></a>
-<span class="sourceLineNo">064</span> if (serverManager != null) {<a name="line.64"></a>
-<span class="sourceLineNo">065</span> deadServers = serverManager.getDeadServers().copyServerNames();<a name="line.65"></a>
-<span class="sourceLineNo">066</span> servers = serverManager.getOnlineServersList();<a name="line.66"></a>
-<span class="sourceLineNo">067</span> }<a name="line.67"></a>
-<span class="sourceLineNo">068</span> }<a name="line.68"></a>
-<span class="sourceLineNo">069</span><a name="line.69"></a>
-<span class="sourceLineNo">070</span> MasterStatusTmpl tmpl = new MasterStatusTmpl()<a name="line.70"></a>
-<span class="sourceLineNo">071</span> .setFrags(frags)<a name="line.71"></a>
-<span class="sourceLineNo">072</span> .setMetaLocation(metaLocation)<a name="line.72"></a>
-<span class="sourceLineNo">073</span> .setServers(servers)<a name="line.73"></a>
-<span class="sourceLineNo">074</span> .setDeadServers(deadServers)<a name="line.74"></a>
-<span class="sourceLineNo">075</span> .setCatalogJanitorEnabled(master.isCatalogJanitorEnabled());<a name="line.75"></a>
-<span class="sourceLineNo">076</span><a name="line.76"></a>
-<span class="sourceLineNo">077</span> if (request.getParameter("filter") != null)<a name="line.77"></a>
-<span class="sourceLineNo">078</span> tmpl.setFilter(request.getParameter("filter"));<a name="line.78"></a>
-<span class="sourceLineNo">079</span> if (request.getParameter("format") != null)<a name="line.79"></a>
-<span class="sourceLineNo">080</span> tmpl.setFormat(request.getParameter("format"));<a name="line.80"></a>
-<span class="sourceLineNo">081</span> tmpl.render(response.getWriter(), master);<a name="line.81"></a>
-<span class="sourceLineNo">082</span> }<a name="line.82"></a>
-<span class="sourceLineNo">083</span><a name="line.83"></a>
-<span class="sourceLineNo">084</span> private ServerName getMetaLocationOrNull(HMaster master) {<a name="line.84"></a>
-<span class="sourceLineNo">085</span> MetaTableLocator metaTableLocator = master.getMetaTableLocator();<a name="line.85"></a>
-<span class="sourceLineNo">086</span> return metaTableLocator == null ? null :<a name="line.86"></a>
-<span class="sourceLineNo">087</span> metaTableLocator.getMetaRegionLocation(master.getZooKeeper());<a name="line.87"></a>
-<span class="sourceLineNo">088</span> }<a name="line.88"></a>
-<span class="sourceLineNo">089</span><a name="line.89"></a>
-<span class="sourceLineNo">090</span> private Map<String, Integer> getFragmentationInfo(<a name="line.90"></a>
-<span class="sourceLineNo">091</span> HMaster master, Configuration conf) throws IOException {<a name="line.91"></a>
-<span class="sourceLineNo">092</span> boolean showFragmentation = conf.getBoolean(<a name="line.92"></a>
-<span class="sourceLineNo">093</span> "hbase.master.ui.fragmentation.enabled", false);<a name="line.93"></a>
-<span class="sourceLineNo">094</span> if (showFragmentation) {<a name="line.94"></a>
-<span class="sourceLineNo">095</span> return FSUtils.getTableFragmentation(master);<a name="line.95"></a>
-<span class="sourceLineNo">096</span> } else {<a name="line.96"></a>
-<span class="sourceLineNo">097</span> return null;<a name="line.97"></a>
-<span class="sourceLineNo">098</span> }<a name="line.98"></a>
-<span class="sourceLineNo">099</span> }<a name="line.99"></a>
-<span class="sourceLineNo">100</span>}<a name="line.100"></a>
+<span class="sourceLineNo">054</span> Map<String, Integer> frags = getFragmentationInfo(master, conf);<a name="line.54"></a>
+<span class="sourceLineNo">055</span> ServerName metaLocation = null;<a name="line.55"></a>
+<span class="sourceLineNo">056</span> List<ServerName> servers = null;<a name="line.56"></a>
+<span class="sourceLineNo">057</span> Set<ServerName> deadServers = null;<a name="line.57"></a>
+<span class="sourceLineNo">058</span> <a name="line.58"></a>
+<span class="sourceLineNo">059</span> if(master.isActiveMaster()) {<a name="line.59"></a>
+<span class="sourceLineNo">060</span> metaLocation = getMetaLocationOrNull(master);<a name="line.60"></a>
+<span class="sourceLineNo">061</span> ServerManager serverManager = master.getServerManager();<a name="line.61"></a>
+<span class="sourceLineNo">062</span> if (serverManager != null) {<a name="line.62"></a>
+<span class="sourceLineNo">063</span> deadServers = serverManager.getDeadServers().copyServerNames();<a name="line.63"></a>
+<span class="sourceLineNo">064</span> servers = serverManager.getOnlineServersList();<a name="line.64"></a>
+<span class="sourceLineNo">065</span> }<a name="line.65"></a>
+<span class="sourceLineNo">066</span> }<a name="line.66"></a>
+<span class="sourceLineNo">067</span><a name="line.67"></a>
+<span class="sourceLineNo">068</span> MasterStatusTmpl tmpl = new MasterStatusTmpl()<a name="line.68"></a>
+<span class="sourceLineNo">069</span> .setFrags(frags)<a name="line.69"></a>
+<span class="sourceLineNo">070</span> .setMetaLocation(metaLocation)<a name="line.70"></a>
+<span class="sourceLineNo">071</span> .setServers(servers)<a name="line.71"></a>
+<span class="sourceLineNo">072</span> .setDeadServers(deadServers)<a name="line.72"></a>
+<span class="sourceLineNo">073</span> .setCatalogJanitorEnabled(master.isCatalogJanitorEnabled());<a name="line.73"></a>
+<span class="sourceLineNo">074</span><a name="line.74"></a>
+<span class="sourceLineNo">075</span> if (request.getParameter("filter") != null)<a name="line.75"></a>
+<span class="sourceLineNo">076</span> tmpl.setFilter(request.getParameter("filter"));<a name="line.76"></a>
+<span class="sourceLineNo">077</span> if (request.getParameter("format") != null)<a name="line.77"></a>
+<span class="sourceLineNo">078</span> tmpl.setFormat(request.getParameter("format"));<a name="line.78"></a>
+<span class="sourceLineNo">079</span> tmpl.render(response.getWriter(), master);<a name="line.79"></a>
+<span class="sourceLineNo">080</span> }<a name="line.80"></a>
+<span class="sourceLineNo">081</span><a name="line.81"></a>
+<span class="sourceLineNo">082</span> private ServerName getMetaLocationOrNull(HMaster master) {<a name="line.82"></a>
+<span class="sourceLineNo">083</span> return MetaTableLocator.getMetaRegionLocation(master.getZooKeeper());<a name="line.83"></a>
+<span class="sourceLineNo">084</span> }<a name="line.84"></a>
+<span class="sourceLineNo">085</span><a name="line.85"></a>
+<span class="sourceLineNo">086</span> private Map<String, Integer> getFragmentationInfo(<a name="line.86"></a>
+<span class="sourceLineNo">087</span> HMaster master, Configuration conf) throws IOException {<a name="line.87"></a>
+<span class="sourceLineNo">088</span> boolean showFragmentation = conf.getBoolean(<a name="line.88"></a>
+<span class="sourceLineNo">089</span> "hbase.master.ui.fragmentation.enabled", false);<a name="line.89"></a>
+<span class="sourceLineNo">090</span> if (showFragmentation) {<a name="line.90"></a>
+<span class="sourceLineNo">091</span> return FSUtils.getTableFragmentation(master);<a name="line.91"></a>
+<span class="sourceLineNo">092</span> } else {<a name="line.92"></a>
+<span class="sourceLineNo">093</span> return null;<a name="line.93"></a>
+<span class="sourceLineNo">094</span> }<a name="line.94"></a>
+<span class="sourceLineNo">095</span> }<a name="line.95"></a>
+<span class="sourceLineNo">096</span>}<a name="line.96"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.Predicate.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.Predicate.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.Predicate.html
index 079a696..cd769c7 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.Predicate.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.Predicate.html
@@ -33,16 +33,16 @@
<span class="sourceLineNo">025</span>import java.util.concurrent.Future;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import java.util.concurrent.TimeUnit;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import java.util.concurrent.TimeoutException;<a name="line.27"></a>
-<span class="sourceLineNo">028</span><a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hadoop.conf.Configuration;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.NotAllMetaRegionsOnlineException;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.exceptions.TimeoutIOException;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.master.assignment.RegionStates;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.quotas.MasterQuotaManager;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.37"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.conf.Configuration;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.NotAllMetaRegionsOnlineException;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.exceptions.TimeoutIOException;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.master.assignment.RegionStates;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.quotas.MasterQuotaManager;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.38"></a>
<span class="sourceLineNo">039</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.39"></a>
<span class="sourceLineNo">040</span>import org.slf4j.Logger;<a name="line.40"></a>
@@ -233,12 +233,12 @@
<span class="sourceLineNo">225</span> protected static void waitMetaRegions(final MasterProcedureEnv env) throws IOException {<a name="line.225"></a>
<span class="sourceLineNo">226</span> int timeout = env.getMasterConfiguration().getInt("hbase.client.catalog.timeout", 10000);<a name="line.226"></a>
<span class="sourceLineNo">227</span> try {<a name="line.227"></a>
-<span class="sourceLineNo">228</span> if (env.getMasterServices().getMetaTableLocator().waitMetaRegionLocation(<a name="line.228"></a>
-<span class="sourceLineNo">229</span> env.getMasterServices().getZooKeeper(), timeout) == null) {<a name="line.229"></a>
+<span class="sourceLineNo">228</span> if (MetaTableLocator.waitMetaRegionLocation(env.getMasterServices().getZooKeeper(),<a name="line.228"></a>
+<span class="sourceLineNo">229</span> timeout) == null) {<a name="line.229"></a>
<span class="sourceLineNo">230</span> throw new NotAllMetaRegionsOnlineException();<a name="line.230"></a>
<span class="sourceLineNo">231</span> }<a name="line.231"></a>
<span class="sourceLineNo">232</span> } catch (InterruptedException e) {<a name="line.232"></a>
-<span class="sourceLineNo">233</span> throw (InterruptedIOException)new InterruptedIOException().initCause(e);<a name="line.233"></a>
+<span class="sourceLineNo">233</span> throw (InterruptedIOException) new InterruptedIOException().initCause(e);<a name="line.233"></a>
<span class="sourceLineNo">234</span> }<a name="line.234"></a>
<span class="sourceLineNo">235</span> }<a name="line.235"></a>
<span class="sourceLineNo">236</span><a name="line.236"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.ProcedureFuture.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.ProcedureFuture.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.ProcedureFuture.html
index 079a696..cd769c7 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.ProcedureFuture.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.ProcedureFuture.html
@@ -33,16 +33,16 @@
<span class="sourceLineNo">025</span>import java.util.concurrent.Future;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import java.util.concurrent.TimeUnit;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import java.util.concurrent.TimeoutException;<a name="line.27"></a>
-<span class="sourceLineNo">028</span><a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hadoop.conf.Configuration;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.NotAllMetaRegionsOnlineException;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.exceptions.TimeoutIOException;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.master.assignment.RegionStates;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.quotas.MasterQuotaManager;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.37"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.conf.Configuration;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.NotAllMetaRegionsOnlineException;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.exceptions.TimeoutIOException;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.master.assignment.RegionStates;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.quotas.MasterQuotaManager;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.38"></a>
<span class="sourceLineNo">039</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.39"></a>
<span class="sourceLineNo">040</span>import org.slf4j.Logger;<a name="line.40"></a>
@@ -233,12 +233,12 @@
<span class="sourceLineNo">225</span> protected static void waitMetaRegions(final MasterProcedureEnv env) throws IOException {<a name="line.225"></a>
<span class="sourceLineNo">226</span> int timeout = env.getMasterConfiguration().getInt("hbase.client.catalog.timeout", 10000);<a name="line.226"></a>
<span class="sourceLineNo">227</span> try {<a name="line.227"></a>
-<span class="sourceLineNo">228</span> if (env.getMasterServices().getMetaTableLocator().waitMetaRegionLocation(<a name="line.228"></a>
-<span class="sourceLineNo">229</span> env.getMasterServices().getZooKeeper(), timeout) == null) {<a name="line.229"></a>
+<span class="sourceLineNo">228</span> if (MetaTableLocator.waitMetaRegionLocation(env.getMasterServices().getZooKeeper(),<a name="line.228"></a>
+<span class="sourceLineNo">229</span> timeout) == null) {<a name="line.229"></a>
<span class="sourceLineNo">230</span> throw new NotAllMetaRegionsOnlineException();<a name="line.230"></a>
<span class="sourceLineNo">231</span> }<a name="line.231"></a>
<span class="sourceLineNo">232</span> } catch (InterruptedException e) {<a name="line.232"></a>
-<span class="sourceLineNo">233</span> throw (InterruptedIOException)new InterruptedIOException().initCause(e);<a name="line.233"></a>
+<span class="sourceLineNo">233</span> throw (InterruptedIOException) new InterruptedIOException().initCause(e);<a name="line.233"></a>
<span class="sourceLineNo">234</span> }<a name="line.234"></a>
<span class="sourceLineNo">235</span> }<a name="line.235"></a>
<span class="sourceLineNo">236</span><a name="line.236"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.html
index 079a696..cd769c7 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/procedure/ProcedureSyncWait.html
@@ -33,16 +33,16 @@
<span class="sourceLineNo">025</span>import java.util.concurrent.Future;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import java.util.concurrent.TimeUnit;<a name="line.26"></a>
<span class="sourceLineNo">027</span>import java.util.concurrent.TimeoutException;<a name="line.27"></a>
-<span class="sourceLineNo">028</span><a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hadoop.conf.Configuration;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.NotAllMetaRegionsOnlineException;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.exceptions.TimeoutIOException;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.master.assignment.RegionStates;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.quotas.MasterQuotaManager;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.37"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.conf.Configuration;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.NotAllMetaRegionsOnlineException;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.exceptions.TimeoutIOException;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.master.assignment.RegionStates;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.procedure2.Procedure;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.procedure2.ProcedureExecutor;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.quotas.MasterQuotaManager;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.37"></a>
<span class="sourceLineNo">038</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.38"></a>
<span class="sourceLineNo">039</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.39"></a>
<span class="sourceLineNo">040</span>import org.slf4j.Logger;<a name="line.40"></a>
@@ -233,12 +233,12 @@
<span class="sourceLineNo">225</span> protected static void waitMetaRegions(final MasterProcedureEnv env) throws IOException {<a name="line.225"></a>
<span class="sourceLineNo">226</span> int timeout = env.getMasterConfiguration().getInt("hbase.client.catalog.timeout", 10000);<a name="line.226"></a>
<span class="sourceLineNo">227</span> try {<a name="line.227"></a>
-<span class="sourceLineNo">228</span> if (env.getMasterServices().getMetaTableLocator().waitMetaRegionLocation(<a name="line.228"></a>
-<span class="sourceLineNo">229</span> env.getMasterServices().getZooKeeper(), timeout) == null) {<a name="line.229"></a>
+<span class="sourceLineNo">228</span> if (MetaTableLocator.waitMetaRegionLocation(env.getMasterServices().getZooKeeper(),<a name="line.228"></a>
+<span class="sourceLineNo">229</span> timeout) == null) {<a name="line.229"></a>
<span class="sourceLineNo">230</span> throw new NotAllMetaRegionsOnlineException();<a name="line.230"></a>
<span class="sourceLineNo">231</span> }<a name="line.231"></a>
<span class="sourceLineNo">232</span> } catch (InterruptedException e) {<a name="line.232"></a>
-<span class="sourceLineNo">233</span> throw (InterruptedIOException)new InterruptedIOException().initCause(e);<a name="line.233"></a>
+<span class="sourceLineNo">233</span> throw (InterruptedIOException) new InterruptedIOException().initCause(e);<a name="line.233"></a>
<span class="sourceLineNo">234</span> }<a name="line.234"></a>
<span class="sourceLineNo">235</span> }<a name="line.235"></a>
<span class="sourceLineNo">236</span><a name="line.236"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/MasterSnapshotVerifier.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/MasterSnapshotVerifier.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/MasterSnapshotVerifier.html
index 9a3dd7c..ed60cc5 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/MasterSnapshotVerifier.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/MasterSnapshotVerifier.html
@@ -29,27 +29,27 @@
<span class="sourceLineNo">021</span>import java.util.List;<a name="line.21"></a>
<span class="sourceLineNo">022</span>import java.util.Map;<a name="line.22"></a>
<span class="sourceLineNo">023</span>import java.util.Set;<a name="line.23"></a>
-<span class="sourceLineNo">024</span><a name="line.24"></a>
-<span class="sourceLineNo">025</span>import org.apache.hadoop.fs.FileSystem;<a name="line.25"></a>
-<span class="sourceLineNo">026</span>import org.apache.hadoop.fs.Path;<a name="line.26"></a>
-<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.27"></a>
-<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.TableName;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.RegionReplicaUtil;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.master.MasterServices;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.mob.MobUtils;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.snapshot.ClientSnapshotDescriptionUtils;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.snapshot.CorruptedSnapshotException;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.snapshot.SnapshotDescriptionUtils;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.snapshot.SnapshotManifest;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.snapshot.SnapshotReferenceUtil;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.slf4j.Logger;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import org.slf4j.LoggerFactory;<a name="line.44"></a>
+<span class="sourceLineNo">024</span>import org.apache.hadoop.fs.FileSystem;<a name="line.24"></a>
+<span class="sourceLineNo">025</span>import org.apache.hadoop.fs.Path;<a name="line.25"></a>
+<span class="sourceLineNo">026</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.26"></a>
+<span class="sourceLineNo">027</span>import org.apache.hadoop.hbase.TableName;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.client.RegionReplicaUtil;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.master.MasterServices;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.mob.MobUtils;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.snapshot.ClientSnapshotDescriptionUtils;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.snapshot.CorruptedSnapshotException;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.snapshot.SnapshotDescriptionUtils;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.snapshot.SnapshotManifest;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.snapshot.SnapshotReferenceUtil;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.slf4j.Logger;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.slf4j.LoggerFactory;<a name="line.43"></a>
+<span class="sourceLineNo">044</span><a name="line.44"></a>
<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.45"></a>
<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription;<a name="line.46"></a>
<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotRegionManifest;<a name="line.47"></a>
@@ -167,7 +167,7 @@
<span class="sourceLineNo">159</span> private void verifyRegions(final SnapshotManifest manifest) throws IOException {<a name="line.159"></a>
<span class="sourceLineNo">160</span> List<RegionInfo> regions;<a name="line.160"></a>
<span class="sourceLineNo">161</span> if (TableName.META_TABLE_NAME.equals(tableName)) {<a name="line.161"></a>
-<span class="sourceLineNo">162</span> regions = new MetaTableLocator().getMetaRegions(services.getZooKeeper());<a name="line.162"></a>
+<span class="sourceLineNo">162</span> regions = MetaTableLocator.getMetaRegions(services.getZooKeeper());<a name="line.162"></a>
<span class="sourceLineNo">163</span> } else {<a name="line.163"></a>
<span class="sourceLineNo">164</span> regions = MetaTableAccessor.getTableRegions(services.getConnection(), tableName);<a name="line.164"></a>
<span class="sourceLineNo">165</span> }<a name="line.165"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/TakeSnapshotHandler.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/TakeSnapshotHandler.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/TakeSnapshotHandler.html
index 02ec363..9f9e270 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/TakeSnapshotHandler.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/snapshot/TakeSnapshotHandler.html
@@ -32,42 +32,42 @@
<span class="sourceLineNo">024</span>import java.util.List;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import java.util.Set;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import java.util.concurrent.CancellationException;<a name="line.26"></a>
-<span class="sourceLineNo">027</span><a name="line.27"></a>
-<span class="sourceLineNo">028</span>import org.apache.hadoop.conf.Configuration;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hadoop.fs.FileSystem;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.fs.FileUtil;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.fs.Path;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.ServerName;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.TableName;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.errorhandling.ForeignException;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.errorhandling.ForeignExceptionDispatcher;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.errorhandling.ForeignExceptionSnare;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.executor.EventHandler;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.executor.EventType;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.master.MasterServices;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.master.MetricsSnapshot;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.master.SnapshotSentinel;<a name="line.44"></a>
-<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.master.locking.LockManager;<a name="line.45"></a>
-<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.master.locking.LockManager.MasterLock;<a name="line.46"></a>
-<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.monitoring.MonitoredTask;<a name="line.47"></a>
-<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.monitoring.TaskMonitor;<a name="line.48"></a>
-<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.procedure2.LockType;<a name="line.49"></a>
-<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.snapshot.ClientSnapshotDescriptionUtils;<a name="line.50"></a>
-<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.snapshot.SnapshotCreationException;<a name="line.51"></a>
-<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.snapshot.SnapshotDescriptionUtils;<a name="line.52"></a>
-<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.snapshot.SnapshotManifest;<a name="line.53"></a>
-<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.54"></a>
-<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.55"></a>
-<span class="sourceLineNo">056</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.56"></a>
-<span class="sourceLineNo">057</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.57"></a>
-<span class="sourceLineNo">058</span>import org.apache.zookeeper.KeeperException;<a name="line.58"></a>
-<span class="sourceLineNo">059</span>import org.slf4j.Logger;<a name="line.59"></a>
-<span class="sourceLineNo">060</span>import org.slf4j.LoggerFactory;<a name="line.60"></a>
-<span class="sourceLineNo">061</span><a name="line.61"></a>
-<span class="sourceLineNo">062</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.62"></a>
+<span class="sourceLineNo">027</span>import org.apache.hadoop.conf.Configuration;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.fs.FileSystem;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.fs.FileUtil;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.fs.Path;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.ServerName;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.TableName;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.client.TableDescriptor;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.errorhandling.ForeignException;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.errorhandling.ForeignExceptionDispatcher;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.errorhandling.ForeignExceptionSnare;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.executor.EventHandler;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.executor.EventType;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.master.MasterServices;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.master.MetricsSnapshot;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.master.SnapshotSentinel;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.master.locking.LockManager;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.master.locking.LockManager.MasterLock;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.monitoring.MonitoredTask;<a name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.monitoring.TaskMonitor;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.procedure2.LockType;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import org.apache.hadoop.hbase.snapshot.ClientSnapshotDescriptionUtils;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.apache.hadoop.hbase.snapshot.SnapshotCreationException;<a name="line.50"></a>
+<span class="sourceLineNo">051</span>import org.apache.hadoop.hbase.snapshot.SnapshotDescriptionUtils;<a name="line.51"></a>
+<span class="sourceLineNo">052</span>import org.apache.hadoop.hbase.snapshot.SnapshotManifest;<a name="line.52"></a>
+<span class="sourceLineNo">053</span>import org.apache.hadoop.hbase.util.FSUtils;<a name="line.53"></a>
+<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.54"></a>
+<span class="sourceLineNo">055</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.55"></a>
+<span class="sourceLineNo">056</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.56"></a>
+<span class="sourceLineNo">057</span>import org.apache.zookeeper.KeeperException;<a name="line.57"></a>
+<span class="sourceLineNo">058</span>import org.slf4j.Logger;<a name="line.58"></a>
+<span class="sourceLineNo">059</span>import org.slf4j.LoggerFactory;<a name="line.59"></a>
+<span class="sourceLineNo">060</span><a name="line.60"></a>
+<span class="sourceLineNo">061</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.61"></a>
+<span class="sourceLineNo">062</span><a name="line.62"></a>
<span class="sourceLineNo">063</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.SnapshotProtos.SnapshotDescription;<a name="line.63"></a>
<span class="sourceLineNo">064</span><a name="line.64"></a>
<span class="sourceLineNo">065</span>/**<a name="line.65"></a>
@@ -201,7 +201,7 @@
<span class="sourceLineNo">193</span><a name="line.193"></a>
<span class="sourceLineNo">194</span> List<Pair<RegionInfo, ServerName>> regionsAndLocations;<a name="line.194"></a>
<span class="sourceLineNo">195</span> if (TableName.META_TABLE_NAME.equals(snapshotTable)) {<a name="line.195"></a>
-<span class="sourceLineNo">196</span> regionsAndLocations = new MetaTableLocator().getMetaRegionsAndLocations(<a name="line.196"></a>
+<span class="sourceLineNo">196</span> regionsAndLocations = MetaTableLocator.getMetaRegionsAndLocations(<a name="line.196"></a>
<span class="sourceLineNo">197</span> server.getZooKeeper());<a name="line.197"></a>
<span class="sourceLineNo">198</span> } else {<a name="line.198"></a>
<span class="sourceLineNo">199</span> regionsAndLocations = MetaTableAccessor.getTableRegionsAndLocations(<a name="line.199"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/procedure/flush/MasterFlushTableProcedureManager.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/procedure/flush/MasterFlushTableProcedureManager.html b/devapidocs/src-html/org/apache/hadoop/hbase/procedure/flush/MasterFlushTableProcedureManager.html
index 74563f6..dc3d4e8 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/procedure/flush/MasterFlushTableProcedureManager.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/procedure/flush/MasterFlushTableProcedureManager.html
@@ -32,33 +32,33 @@
<span class="sourceLineNo">024</span>import java.util.Map;<a name="line.24"></a>
<span class="sourceLineNo">025</span>import java.util.Set;<a name="line.25"></a>
<span class="sourceLineNo">026</span>import java.util.concurrent.ThreadPoolExecutor;<a name="line.26"></a>
-<span class="sourceLineNo">027</span><a name="line.27"></a>
-<span class="sourceLineNo">028</span>import org.apache.hadoop.conf.Configuration;<a name="line.28"></a>
-<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.29"></a>
-<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.30"></a>
-<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.ServerName;<a name="line.31"></a>
-<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.TableName;<a name="line.32"></a>
-<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.33"></a>
-<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.errorhandling.ForeignException;<a name="line.34"></a>
-<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.errorhandling.ForeignExceptionDispatcher;<a name="line.35"></a>
-<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.master.MasterCoprocessorHost;<a name="line.36"></a>
-<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.master.MasterServices;<a name="line.37"></a>
-<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.master.MetricsMaster;<a name="line.38"></a>
-<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.procedure.MasterProcedureManager;<a name="line.39"></a>
-<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.procedure.Procedure;<a name="line.40"></a>
-<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.procedure.ProcedureCoordinator;<a name="line.41"></a>
-<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.procedure.ProcedureCoordinatorRpcs;<a name="line.42"></a>
-<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.procedure.ZKProcedureCoordinator;<a name="line.43"></a>
-<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.security.User;<a name="line.44"></a>
-<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.security.access.AccessChecker;<a name="line.45"></a>
-<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.security.access.Permission;<a name="line.46"></a>
-<span class="sourceLineNo">047</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.47"></a>
-<span class="sourceLineNo">048</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.48"></a>
-<span class="sourceLineNo">049</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.49"></a>
-<span class="sourceLineNo">050</span>import org.apache.zookeeper.KeeperException;<a name="line.50"></a>
-<span class="sourceLineNo">051</span>import org.slf4j.Logger;<a name="line.51"></a>
-<span class="sourceLineNo">052</span>import org.slf4j.LoggerFactory;<a name="line.52"></a>
-<span class="sourceLineNo">053</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.53"></a>
+<span class="sourceLineNo">027</span>import org.apache.hadoop.conf.Configuration;<a name="line.27"></a>
+<span class="sourceLineNo">028</span>import org.apache.hadoop.hbase.HBaseInterfaceAudience;<a name="line.28"></a>
+<span class="sourceLineNo">029</span>import org.apache.hadoop.hbase.MetaTableAccessor;<a name="line.29"></a>
+<span class="sourceLineNo">030</span>import org.apache.hadoop.hbase.ServerName;<a name="line.30"></a>
+<span class="sourceLineNo">031</span>import org.apache.hadoop.hbase.TableName;<a name="line.31"></a>
+<span class="sourceLineNo">032</span>import org.apache.hadoop.hbase.client.RegionInfo;<a name="line.32"></a>
+<span class="sourceLineNo">033</span>import org.apache.hadoop.hbase.errorhandling.ForeignException;<a name="line.33"></a>
+<span class="sourceLineNo">034</span>import org.apache.hadoop.hbase.errorhandling.ForeignExceptionDispatcher;<a name="line.34"></a>
+<span class="sourceLineNo">035</span>import org.apache.hadoop.hbase.master.MasterCoprocessorHost;<a name="line.35"></a>
+<span class="sourceLineNo">036</span>import org.apache.hadoop.hbase.master.MasterServices;<a name="line.36"></a>
+<span class="sourceLineNo">037</span>import org.apache.hadoop.hbase.master.MetricsMaster;<a name="line.37"></a>
+<span class="sourceLineNo">038</span>import org.apache.hadoop.hbase.procedure.MasterProcedureManager;<a name="line.38"></a>
+<span class="sourceLineNo">039</span>import org.apache.hadoop.hbase.procedure.Procedure;<a name="line.39"></a>
+<span class="sourceLineNo">040</span>import org.apache.hadoop.hbase.procedure.ProcedureCoordinator;<a name="line.40"></a>
+<span class="sourceLineNo">041</span>import org.apache.hadoop.hbase.procedure.ProcedureCoordinatorRpcs;<a name="line.41"></a>
+<span class="sourceLineNo">042</span>import org.apache.hadoop.hbase.procedure.ZKProcedureCoordinator;<a name="line.42"></a>
+<span class="sourceLineNo">043</span>import org.apache.hadoop.hbase.security.User;<a name="line.43"></a>
+<span class="sourceLineNo">044</span>import org.apache.hadoop.hbase.security.access.AccessChecker;<a name="line.44"></a>
+<span class="sourceLineNo">045</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.45"></a>
+<span class="sourceLineNo">046</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.46"></a>
+<span class="sourceLineNo">047</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.47"></a>
+<span class="sourceLineNo">048</span>import org.apache.zookeeper.KeeperException;<a name="line.48"></a>
+<span class="sourceLineNo">049</span>import org.slf4j.Logger;<a name="line.49"></a>
+<span class="sourceLineNo">050</span>import org.slf4j.LoggerFactory;<a name="line.50"></a>
+<span class="sourceLineNo">051</span><a name="line.51"></a>
+<span class="sourceLineNo">052</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.52"></a>
+<span class="sourceLineNo">053</span><a name="line.53"></a>
<span class="sourceLineNo">054</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription;<a name="line.54"></a>
<span class="sourceLineNo">055</span><a name="line.55"></a>
<span class="sourceLineNo">056</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.CONFIG)<a name="line.56"></a>
@@ -139,7 +139,7 @@
<span class="sourceLineNo">131</span> List<Pair<RegionInfo, ServerName>> regionsAndLocations;<a name="line.131"></a>
<span class="sourceLineNo">132</span><a name="line.132"></a>
<span class="sourceLineNo">133</span> if (TableName.META_TABLE_NAME.equals(tableName)) {<a name="line.133"></a>
-<span class="sourceLineNo">134</span> regionsAndLocations = new MetaTableLocator().getMetaRegionsAndLocations(<a name="line.134"></a>
+<span class="sourceLineNo">134</span> regionsAndLocations = MetaTableLocator.getMetaRegionsAndLocations(<a name="line.134"></a>
<span class="sourceLineNo">135</span> master.getZooKeeper());<a name="line.135"></a>
<span class="sourceLineNo">136</span> } else {<a name="line.136"></a>
<span class="sourceLineNo">137</span> regionsAndLocations = MetaTableAccessor.getTableRegionsAndLocations(<a name="line.137"></a>
[31/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.BalanceSwitchMode.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.BalanceSwitchMode.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.BalanceSwitchMode.html
index 2cdee19..e6bc675 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.BalanceSwitchMode.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.BalanceSwitchMode.html
@@ -110,2406 +110,2407 @@
<span class="sourceLineNo">102</span>import org.apache.hadoop.hbase.util.ForeignExceptionUtil;<a name="line.102"></a>
<span class="sourceLineNo">103</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.103"></a>
<span class="sourceLineNo">104</span>import org.apache.hadoop.hbase.wal.AbstractFSWALProvider;<a name="line.104"></a>
-<span class="sourceLineNo">105</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.105"></a>
-<span class="sourceLineNo">106</span>import org.apache.zookeeper.KeeperException;<a name="line.106"></a>
-<span class="sourceLineNo">107</span>import org.slf4j.Logger;<a name="line.107"></a>
-<span class="sourceLineNo">108</span>import org.slf4j.LoggerFactory;<a name="line.108"></a>
-<span class="sourceLineNo">109</span><a name="line.109"></a>
-<span class="sourceLineNo">110</span>import org.apache.hbase.thirdparty.com.google.protobuf.RpcController;<a name="line.110"></a>
-<span class="sourceLineNo">111</span>import org.apache.hbase.thirdparty.com.google.protobuf.ServiceException;<a name="line.111"></a>
-<span class="sourceLineNo">112</span>import org.apache.hbase.thirdparty.com.google.protobuf.UnsafeByteOperations;<a name="line.112"></a>
-<span class="sourceLineNo">113</span><a name="line.113"></a>
-<span class="sourceLineNo">114</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.114"></a>
-<span class="sourceLineNo">115</span>import org.apache.hadoop.hbase.shaded.protobuf.ResponseConverter;<a name="line.115"></a>
-<span class="sourceLineNo">116</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.CompactRegionRequest;<a name="line.116"></a>
-<span class="sourceLineNo">117</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.CompactRegionResponse;<a name="line.117"></a>
-<span class="sourceLineNo">118</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.GetRegionInfoRequest;<a name="line.118"></a>
-<span class="sourceLineNo">119</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.GetRegionInfoResponse;<a name="line.119"></a>
-<span class="sourceLineNo">120</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos;<a name="line.120"></a>
-<span class="sourceLineNo">121</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos;<a name="line.121"></a>
-<span class="sourceLineNo">122</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos.RegionStoreSequenceIds;<a name="line.122"></a>
-<span class="sourceLineNo">123</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos;<a name="line.123"></a>
-<span class="sourceLineNo">124</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.NameStringPair;<a name="line.124"></a>
-<span class="sourceLineNo">125</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription;<a name="line.125"></a>
-<span class="sourceLineNo">126</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.RegionSpecifier.RegionSpecifierType;<a name="line.126"></a>
-<span class="sourceLineNo">127</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.VersionInfo;<a name="line.127"></a>
-<span class="sourceLineNo">128</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockHeartbeatRequest;<a name="line.128"></a>
-<span class="sourceLineNo">129</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockHeartbeatResponse;<a name="line.129"></a>
-<span class="sourceLineNo">130</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockRequest;<a name="line.130"></a>
-<span class="sourceLineNo">131</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockResponse;<a name="line.131"></a>
-<span class="sourceLineNo">132</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockService;<a name="line.132"></a>
-<span class="sourceLineNo">133</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos;<a name="line.133"></a>
-<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AbortProcedureRequest;<a name="line.134"></a>
-<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AbortProcedureResponse;<a name="line.135"></a>
-<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AddColumnRequest;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AddColumnResponse;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AssignRegionRequest;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AssignRegionResponse;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.BalanceRequest;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.BalanceResponse;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ClearDeadServersRequest;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ClearDeadServersResponse;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.CreateNamespaceRequest;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.CreateNamespaceResponse;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.CreateTableRequest;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.CreateTableResponse;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.DecommissionRegionServersRequest;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.DecommissionRegionServersResponse;<a name="line.149"></a>
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-<span class="sourceLineNo">553</span> long procId = master.addColumn(<a name="line.553"></a>
-<span class="sourceLineNo">554</span> ProtobufUtil.toTableName(req.getTableName()),<a name="line.554"></a>
-<span class="sourceLineNo">555</span> ProtobufUtil.toColumnFamilyDescriptor(req.getColumnFamilies()),<a name="line.555"></a>
-<span class="sourceLineNo">556</span> req.getNonceGroup(),<a name="line.556"></a>
-<span class="sourceLineNo">557</span> req.getNonce());<a name="line.557"></a>
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-<span class="sourceLineNo">560</span> return AddColumnResponse.newBuilder().build();<a name="line.560"></a>
-<span class="sourceLineNo">561</span> } else {<a name="line.561"></a>
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-<span class="sourceLineNo">572</span> try {<a name="line.572"></a>
-<span class="sourceLineNo">573</span> master.checkInitialized();<a name="line.573"></a>
-<span class="sourceLineNo">574</span><a name="line.574"></a>
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-<span class="sourceLineNo">576</span> if (type != RegionSpecifierType.REGION_NAME) {<a name="line.576"></a>
-<span class="sourceLineNo">577</span> LOG.warn("assignRegion specifier type: expected: " + RegionSpecifierType.REGION_NAME<a name="line.577"></a>
-<span class="sourceLineNo">578</span> + " actual: " + type);<a name="line.578"></a>
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-<span class="sourceLineNo">580</span><a name="line.580"></a>
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-<span class="sourceLineNo">583</span> if (regionInfo == null) throw new UnknownRegionException(Bytes.toStringBinary(regionName));<a name="line.583"></a>
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-<span class="sourceLineNo">586</span> if (master.cpHost != null) {<a name="line.586"></a>
-<span class="sourceLineNo">587</span> master.cpHost.preAssign(regionInfo);<a name="line.587"></a>
-<span class="sourceLineNo">588</span> }<a name="line.588"></a>
-<span class="sourceLineNo">589</span> LOG.info(master.getClientIdAuditPrefix() + " assign " + regionInfo.getRegionNameAsString());<a name="line.589"></a>
-<span class="sourceLineNo">590</span> master.getAssignmentManager().assign(regionInfo);<a name="line.590"></a>
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-<span class="sourceLineNo">596</span> throw new ServiceException(ioe);<a name="line.596"></a>
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-<span class="sourceLineNo">598</span> }<a name="line.598"></a>
-<span class="sourceLineNo">599</span><a name="line.599"></a>
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+<span class="sourceLineNo">106</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.106"></a>
+<span class="sourceLineNo">107</span>import org.apache.zookeeper.KeeperException;<a name="line.107"></a>
+<span class="sourceLineNo">108</span>import org.slf4j.Logger;<a name="line.108"></a>
+<span class="sourceLineNo">109</span>import org.slf4j.LoggerFactory;<a name="line.109"></a>
+<span class="sourceLineNo">110</span><a name="line.110"></a>
+<span class="sourceLineNo">111</span>import org.apache.hbase.thirdparty.com.google.protobuf.RpcController;<a name="line.111"></a>
+<span class="sourceLineNo">112</span>import org.apache.hbase.thirdparty.com.google.protobuf.ServiceException;<a name="line.112"></a>
+<span class="sourceLineNo">113</span>import org.apache.hbase.thirdparty.com.google.protobuf.UnsafeByteOperations;<a name="line.113"></a>
+<span class="sourceLineNo">114</span><a name="line.114"></a>
+<span class="sourceLineNo">115</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.115"></a>
+<span class="sourceLineNo">116</span>import org.apache.hadoop.hbase.shaded.protobuf.ResponseConverter;<a name="line.116"></a>
+<span class="sourceLineNo">117</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.CompactRegionRequest;<a name="line.117"></a>
+<span class="sourceLineNo">118</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.CompactRegionResponse;<a name="line.118"></a>
+<span class="sourceLineNo">119</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.GetRegionInfoRequest;<a name="line.119"></a>
+<span class="sourceLineNo">120</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.GetRegionInfoResponse;<a name="line.120"></a>
+<span class="sourceLineNo">121</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos;<a name="line.121"></a>
+<span class="sourceLineNo">122</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos;<a name="line.122"></a>
+<span class="sourceLineNo">123</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos.RegionStoreSequenceIds;<a name="line.123"></a>
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+<span class="sourceLineNo">125</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.NameStringPair;<a name="line.125"></a>
+<span class="sourceLineNo">126</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription;<a name="line.126"></a>
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+<span class="sourceLineNo">129</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockHeartbeatRequest;<a name="line.129"></a>
+<span class="sourceLineNo">130</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockHeartbeatResponse;<a name="line.130"></a>
+<span class="sourceLineNo">131</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockRequest;<a name="line.131"></a>
+<span class="sourceLineNo">132</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockResponse;<a name="line.132"></a>
+<span class="sourceLineNo">133</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockService;<a name="line.133"></a>
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+<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AbortProcedureRequest;<a name="line.135"></a>
+<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AbortProcedureResponse;<a name="line.136"></a>
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+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AddColumnResponse;<a name="line.138"></a>
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+<span class="sourceLineNo">145</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.CreateNamespaceRequest;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.CreateNamespaceResponse;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.CreateTableRequest;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.CreateTableResponse;<a name="line.148"></a>
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+<span class="sourceLineNo">161</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.EnableCatalogJanitorRequest;<a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.EnableCatalogJanitorResponse;<a name="line.162"></a>
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+<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.EnableTableResponse;<a name="line.164"></a>
+<span class="sourceLineNo">165</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ExecProcedureRequest;<a name="line.165"></a>
+<span class="sourceLineNo">166</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ExecProcedureResponse;<a name="line.166"></a>
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+<span class="sourceLineNo">171</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetLocksRequest;<a name="line.171"></a>
+<span class="sourceLineNo">172</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetLocksResponse;<a name="line.172"></a>
+<span class="sourceLineNo">173</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetNamespaceDescriptorRequest;<a name="line.173"></a>
+<span class="sourceLineNo">174</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetNamespaceDescriptorResponse;<a name="line.174"></a>
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+<span class="sourceLineNo">176</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetProcedureResultResponse;<a name="line.176"></a>
+<span class="sourceLineNo">177</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetProceduresRequest;<a name="line.177"></a>
+<span class="sourceLineNo">178</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetProceduresResponse;<a name="line.178"></a>
+<span class="sourceLineNo">179</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetSchemaAlterStatusRequest;<a name="line.179"></a>
+<span class="sourceLineNo">180</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetSchemaAlterStatusResponse;<a name="line.180"></a>
+<span class="sourceLineNo">181</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetTableDescriptorsRequest;<a name="line.181"></a>
+<span class="sourceLineNo">182</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetTableDescriptorsResponse;<a name="line.182"></a>
+<span class="sourceLineNo">183</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetTableNamesRequest;<a name="line.183"></a>
+<span class="sourceLineNo">184</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetTableNamesResponse;<a name="line.184"></a>
+<span class="sourceLineNo">185</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetTableStateRequest;<a name="line.185"></a>
+<span class="sourceLineNo">186</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.GetTableStateResponse;<a name="line.186"></a>
+<span class="sourceLineNo">187</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.HbckService;<a name="line.187"></a>
+<span class="sourceLineNo">188</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsBalancerEnabledRequest;<a name="line.188"></a>
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+<span class="sourceLineNo">191</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsCatalogJanitorEnabledResponse;<a name="line.191"></a>
+<span class="sourceLineNo">192</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsCleanerChoreEnabledRequest;<a name="line.192"></a>
+<span class="sourceLineNo">193</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsCleanerChoreEnabledResponse;<a name="line.193"></a>
+<span class="sourceLineNo">194</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsInMaintenanceModeRequest;<a name="line.194"></a>
+<span class="sourceLineNo">195</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsInMaintenanceModeResponse;<a name="line.195"></a>
+<span class="sourceLineNo">196</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsMasterRunningRequest;<a name="line.196"></a>
+<span class="sourceLineNo">197</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsMasterRunningResponse;<a name="line.197"></a>
+<span class="sourceLineNo">198</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsNormalizerEnabledRequest;<a name="line.198"></a>
+<span class="sourceLineNo">199</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsNormalizerEnabledResponse;<a name="line.199"></a>
+<span class="sourceLineNo">200</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsProcedureDoneRequest;<a name="line.200"></a>
+<span class="sourceLineNo">201</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsProcedureDoneResponse;<a name="line.201"></a>
+<span class="sourceLineNo">202</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsSnapshotDoneRequest;<a name="line.202"></a>
+<span class="sourceLineNo">203</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsSnapshotDoneResponse;<a name="line.203"></a>
+<span class="sourceLineNo">204</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsSplitOrMergeEnabledRequest;<a name="line.204"></a>
+<span class="sourceLineNo">205</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.IsSplitOrMergeEnabledResponse;<a name="line.205"></a>
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+<span class="sourceLineNo">207</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListDecommissionedRegionServersResponse;<a name="line.207"></a>
+<span class="sourceLineNo">208</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListNamespaceDescriptorsRequest;<a name="line.208"></a>
+<span class="sourceLineNo">209</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListNamespaceDescriptorsResponse;<a name="line.209"></a>
+<span class="sourceLineNo">210</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListTableDescriptorsByNamespaceRequest;<a name="line.210"></a>
+<span class="sourceLineNo">211</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListTableDescriptorsByNamespaceResponse;<a name="line.211"></a>
+<span class="sourceLineNo">212</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListTableNamesByNamespaceRequest;<a name="line.212"></a>
+<span class="sourceLineNo">213</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListTableNamesByNamespaceResponse;<a name="line.213"></a>
+<span class="sourceLineNo">214</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MajorCompactionTimestampForRegionRequest;<a name="line.214"></a>
+<span class="sourceLineNo">215</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MajorCompactionTimestampRequest;<a name="line.215"></a>
+<span class="sourceLineNo">216</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MajorCompactionTimestampResponse;<a name="line.216"></a>
+<span class="sourceLineNo">217</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MasterService;<a name="line.217"></a>
+<span class="sourceLineNo">218</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MergeTableRegionsRequest;<a name="line.218"></a>
+<span class="sourceLineNo">219</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MergeTableRegionsResponse;<a name="line.219"></a>
+<span class="sourceLineNo">220</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyColumnRequest;<a name="line.220"></a>
+<span class="sourceLineNo">221</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyColumnResponse;<a name="line.221"></a>
+<span class="sourceLineNo">222</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyNamespaceRequest;<a name="line.222"></a>
+<span class="sourceLineNo">223</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyNamespaceResponse;<a name="line.223"></a>
+<span class="sourceLineNo">224</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyTableRequest;<a name="line.224"></a>
+<span class="sourceLineNo">225</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyTableResponse;<a name="line.225"></a>
+<span class="sourceLineNo">226</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MoveRegionRequest;<a name="line.226"></a>
+<span class="sourceLineNo">227</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.MoveRegionResponse;<a name="line.227"></a>
+<span class="sourceLineNo">228</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.NormalizeRequest;<a name="line.228"></a>
+<span class="sourceLineNo">229</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.NormalizeResponse;<a name="line.229"></a>
+<span class="sourceLineNo">230</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.OfflineRegionRequest;<a name="line.230"></a>
+<span class="sourceLineNo">231</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.OfflineRegionResponse;<a name="line.231"></a>
+<span class="sourceLineNo">232</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RecommissionRegionServerRequest;<a name="line.232"></a>
+<span class="sourceLineNo">233</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RecommissionRegionServerResponse;<a name="line.233"></a>
+<span class="sourceLineNo">234</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RestoreSnapshotRequest;<a name="line.234"></a>
+<span class="sourceLineNo">235</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RestoreSnapshotResponse;<a name="line.235"></a>
+<span class="sourceLineNo">236</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.RunCatalogScanRequest;<a name="line.236"></a>
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+
<TRUNCATED>
[25/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.PeriodicMemStoreFlusher.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.PeriodicMemStoreFlusher.html b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.PeriodicMemStoreFlusher.html
index ea05301..26a93dd 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.PeriodicMemStoreFlusher.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/regionserver/HRegionServer.PeriodicMemStoreFlusher.html
@@ -269,3590 +269,3574 @@
<span class="sourceLineNo">261</span> */<a name="line.261"></a>
<span class="sourceLineNo">262</span> protected ClusterConnection clusterConnection;<a name="line.262"></a>
<span class="sourceLineNo">263</span><a name="line.263"></a>
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-<span class="sourceLineNo">266</span> * when server shuts down. References to this locator shall be used to perform according<a name="line.266"></a>
-<span class="sourceLineNo">267</span> * operations in EventHandlers. Primary reason for this decision is to make it mockable<a name="line.267"></a>
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-<span class="sourceLineNo">278</span> protected ReplicationSourceService replicationSourceHandler;<a name="line.278"></a>
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-<span class="sourceLineNo">290</span> /**<a name="line.290"></a>
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-<span class="sourceLineNo">297</span> * and here we really mean DataNode locations.<a name="line.297"></a>
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+<span class="sourceLineNo">270</span> protected ReplicationSourceService replicationSourceHandler;<a name="line.270"></a>
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+<span class="sourceLineNo">282</span> /**<a name="line.282"></a>
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+<span class="sourceLineNo">296</span><a name="line.296"></a>
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-<span class="sourceLineNo">315</span> // of HRegionServer in isolation.<a name="line.315"></a>
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+<span class="sourceLineNo">306</span> // shutdown. Also set by call to stop when debugging or running unit tests<a name="line.306"></a>
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+<span class="sourceLineNo">320</span><a name="line.320"></a>
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<span class="sourceLineNo">328</span><a name="line.328"></a>
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<TRUNCATED>
[33/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/org/apache/hadoop/hbase/zookeeper/class-use/MetaTableLocator.html
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+ int replicaId)</code>
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<tr class="altColor">
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-<td class="colLast"><span class="typeNameLabel">MetaTableLocator.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#getMetaServerConnection-org.apache.hadoop.hbase.client.ClusterConnection-org.apache.hadoop.hbase.zookeeper.ZKWatcher-long-int-">getMetaServerConnection</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/client/ClusterConnection.html" title="interface in org.apache.hadoop.hbase.client">ClusterConnection</a> connection,
- <a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
- long timeout,
- int replicaId)</code>
-<div class="block">Gets a connection to the server hosting meta, as reported by ZooKeeper, waiting up to the
- specified timeout for availability.</div>
-</td>
-</tr>
-<tr class="rowColor">
<td class="colFirst"><code>static int</code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#getNumberOfChildren-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-">getNumberOfChildren</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> znode)</code>
<div class="block">Get the number of children of the specified node.</div>
</td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#getReplicationZnodesDump-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">getReplicationZnodesDump</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw)</code>
<div class="block">Returns a string with replication znodes and position of the replication log</div>
</td>
</tr>
-<tr class="rowColor">
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<td class="colFirst"><code>private static void</code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#getReplicationZnodesDump-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.StringBuilder-">getReplicationZnodesDump</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/StringBuilder.html?is-external=true" title="class or interface in java.lang">StringBuilder</a> sb)</code>
<div class="block">Appends replication znodes to the passed StringBuilder.</div>
</td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><span class="typeNameLabel">ZKSplitLog.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKSplitLog.html#getRescanNode-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">getRescanNode</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw)</code> </td>
</tr>
-<tr class="rowColor">
+<tr class="altColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/UUID.html?is-external=true" title="class or interface in java.util">UUID</a></code></td>
<td class="colLast"><span class="typeNameLabel">ZKClusterId.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKClusterId.html#getUUIDForCluster-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">getUUIDForCluster</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw)</code>
<div class="block">Get the UUID for the provided ZK watcher.</div>
</td>
</tr>
-<tr class="altColor">
-<td class="colFirst"><code>boolean</code></td>
+<tr class="rowColor">
+<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><span class="typeNameLabel">MetaTableLocator.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#isLocationAvailable-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">isLocationAvailable</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw)</code>
<div class="block">Checks if the meta region location is available.</div>
</td>
</tr>
-<tr class="rowColor">
+<tr class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><span class="typeNameLabel">ZKSplitLog.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKSplitLog.html#isRescanNode-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-">isRescanNode</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> path)</code>
<div class="block">Checks if the given path represents a rescan node.</div>
</td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>></code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#listChildrenAndWatchForNewChildren-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-">listChildrenAndWatchForNewChildren</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> znode)</code>
<div class="block">Lists the children znodes of the specified znode.</div>
</td>
</tr>
-<tr class="rowColor">
+<tr class="altColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>></code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#listChildrenAndWatchThem-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-">listChildrenAndWatchThem</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> znode)</code>
@@ -1453,7 +1479,7 @@
the NodeCreated and NodeDeleted events.</div>
</td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>private static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>></code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#listChildrenBFSAndWatchThem-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-">listChildrenBFSAndWatchThem</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> znode)</code>
@@ -1461,7 +1487,7 @@
in the same order as that of the traversal.</div>
</td>
</tr>
-<tr class="rowColor">
+<tr class="altColor">
<td class="colFirst"><code>private static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>></code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#listChildrenBFSNoWatch-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-">listChildrenBFSNoWatch</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> znode)</code>
@@ -1469,28 +1495,28 @@
in the same order as that of the traversal.</div>
</td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>></code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#listChildrenNoWatch-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-">listChildrenNoWatch</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> znode)</code>
<div class="block">Lists the children of the specified znode without setting any watches.</div>
</td>
</tr>
-<tr class="rowColor">
+<tr class="altColor">
<td class="colFirst"><code>private static void</code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#logRetrievedMsg-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-byte:A-boolean-">logRetrievedMsg</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> znode,
byte[] data,
boolean watcherSet)</code> </td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#logZKTree-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-">logZKTree</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> root)</code>
<div class="block">Recursively print the current state of ZK (non-transactional)</div>
</td>
</tr>
-<tr class="rowColor">
+<tr class="altColor">
<td class="colFirst"><code>protected static void</code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#logZKTree-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-java.lang.String-">logZKTree</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> root,
@@ -1498,7 +1524,7 @@
<div class="block">Helper method to print the current state of the ZK tree.</div>
</td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#multiOrSequential-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.util.List-boolean-">multiOrSequential</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.ZKUtilOp.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKUtil.ZKUtilOp</a>> ops,
@@ -1506,34 +1532,34 @@
<div class="block">Use ZooKeeper's multi-update functionality.</div>
</td>
</tr>
-<tr class="rowColor">
+<tr class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#nodeHasChildren-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-">nodeHasChildren</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> znode)</code>
<div class="block">Checks if the specified znode has any children.</div>
</td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>private static void</code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#processSequentially-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.util.List-">processSequentially</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/util/List.html?is-external=true" title="class or interface in java.util">List</a><<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.ZKUtilOp.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKUtil.ZKUtilOp</a>> ops)</code> </td>
</tr>
-<tr class="rowColor">
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<td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
<td class="colLast"><span class="typeNameLabel">ZKClusterId.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKClusterId.html#readClusterIdZNode-org.apache.hadoop.hbase.zookeeper.ZKWatcher-">readClusterIdZNode</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> watcher)</code> </td>
</tr>
-<tr class="altColor">
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<td class="colFirst"><code>private static void</code></td>
<td class="colLast"><span class="typeNameLabel">ZKAclReset.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKAclReset.html#resetAcls-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-boolean-">resetAcls</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> znode,
boolean eraseAcls)</code> </td>
</tr>
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><span class="typeNameLabel">ZKClusterId.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKClusterId.html#setClusterId-org.apache.hadoop.hbase.zookeeper.ZKWatcher-org.apache.hadoop.hbase.ClusterId-">setClusterId</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> watcher,
<a href="../../../../../../org/apache/hadoop/hbase/ClusterId.html" title="class in org.apache.hadoop.hbase">ClusterId</a> id)</code> </td>
</tr>
-<tr class="altColor">
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#setData-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-byte:A-">setData</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> znode,
@@ -1541,7 +1567,7 @@
<div class="block">Sets the data of the existing znode to be the specified data.</div>
</td>
</tr>
-<tr class="rowColor">
+<tr class="altColor">
<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#setData-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-byte:A-int-">setData</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> znode,
@@ -1550,12 +1576,12 @@
<div class="block">Sets the data of the existing znode to be the specified data.</div>
</td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>private static void</code></td>
<td class="colLast"><span class="typeNameLabel">ZKUtil.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.html#setData-org.apache.hadoop.hbase.zookeeper.ZKWatcher-org.apache.hadoop.hbase.zookeeper.ZKUtil.ZKUtilOp.SetData-">setData</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKUtil.ZKUtilOp.SetData.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKUtil.ZKUtilOp.SetData</a> setData)</code> </td>
</tr>
-<tr class="rowColor">
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<td class="colFirst"><code>static boolean</code></td>
<td class="colLast"><span class="typeNameLabel">MasterAddressTracker.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/MasterAddressTracker.html#setMasterAddress-org.apache.hadoop.hbase.zookeeper.ZKWatcher-java.lang.String-org.apache.hadoop.hbase.ServerName-int-">setMasterAddress</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> znode,
@@ -1566,7 +1592,7 @@
path.</div>
</td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><span class="typeNameLabel">MetaTableLocator.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#setMetaLocation-org.apache.hadoop.hbase.zookeeper.ZKWatcher-org.apache.hadoop.hbase.ServerName-int-org.apache.hadoop.hbase.master.RegionState.State-">setMetaLocation</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zookeeper,
<a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> serverName,
@@ -1575,7 +1601,7 @@
<div class="block">Sets the location of <code>hbase:meta</code> in ZooKeeper to the specified server address.</div>
</td>
</tr>
-<tr class="rowColor">
+<tr class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><span class="typeNameLabel">MetaTableLocator.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#setMetaLocation-org.apache.hadoop.hbase.zookeeper.ZKWatcher-org.apache.hadoop.hbase.ServerName-org.apache.hadoop.hbase.master.RegionState.State-">setMetaLocation</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zookeeper,
<a href="../../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a> serverName,
@@ -1584,21 +1610,21 @@
specified server address.</div>
</td>
</tr>
-<tr class="altColor">
+<tr class="rowColor">
<td class="colFirst"><code>static boolean</code></td>
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<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> znode)</code>
<div class="block">Watch the specified znode, but only if exists.</div>
</td>
</tr>
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<div class="block">Convert from ZKUtilOp to ZKOp</div>
</td>
</tr>
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<td class="colFirst"><code>static void</code></td>
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</div>
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-<tr class="rowColor">
-<td class="colFirst"><code>boolean</code></td>
-<td class="colLast"><span class="typeNameLabel">MetaTableLocator.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#verifyMetaRegionLocation-org.apache.hadoop.hbase.client.ClusterConnection-org.apache.hadoop.hbase.zookeeper.ZKWatcher-long-">verifyMetaRegionLocation</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/client/ClusterConnection.html" title="interface in org.apache.hadoop.hbase.client">ClusterConnection</a> hConnection,
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-</td>
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-</td>
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int replicaId,
long timeout)</code>
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<td class="colLast"><span class="typeNameLabel">MetaTableLocator.</span><code><span class="memberNameLink"><a href="../../../../../../org/apache/hadoop/hbase/zookeeper/MetaTableLocator.html#waitMetaRegionLocation-org.apache.hadoop.hbase.zookeeper.ZKWatcher-long-">waitMetaRegionLocation</a></span>(<a href="../../../../../../org/apache/hadoop/hbase/zookeeper/ZKWatcher.html" title="class in org.apache.hadoop.hbase.zookeeper">ZKWatcher</a> zkw,
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- specified timeout if not immediately available.</div>
+<div class="block">Gets the meta region location, if available, and waits for up to the specified timeout if not
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-<span class="sourceLineNo">002</span> *<a name="line.2"></a>
-<span class="sourceLineNo">003</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.3"></a>
-<span class="sourceLineNo">004</span> * or more contributor license agreements. See the NOTICE file<a name="line.4"></a>
-<span class="sourceLineNo">005</span> * distributed with this work for additional information<a name="line.5"></a>
-<span class="sourceLineNo">006</span> * regarding copyright ownership. The ASF licenses this file<a name="line.6"></a>
-<span class="sourceLineNo">007</span> * to you under the Apache License, Version 2.0 (the<a name="line.7"></a>
-<span class="sourceLineNo">008</span> * "License"); you may not use this file except in compliance<a name="line.8"></a>
-<span class="sourceLineNo">009</span> * with the License. You may obtain a copy of the License at<a name="line.9"></a>
-<span class="sourceLineNo">010</span> *<a name="line.10"></a>
-<span class="sourceLineNo">011</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.11"></a>
-<span class="sourceLineNo">012</span> *<a name="line.12"></a>
-<span class="sourceLineNo">013</span> * Unless required by applicable law or agreed to in writing, software<a name="line.13"></a>
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-<span class="sourceLineNo">015</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.15"></a>
-<span class="sourceLineNo">016</span> * See the License for the specific language governing permissions and<a name="line.16"></a>
-<span class="sourceLineNo">017</span> * limitations under the License.<a name="line.17"></a>
-<span class="sourceLineNo">018</span> */<a name="line.18"></a>
-<span class="sourceLineNo">019</span>package org.apache.hadoop.hbase;<a name="line.19"></a>
-<span class="sourceLineNo">020</span><a name="line.20"></a>
+<pre><span class="sourceLineNo">001</span>/**<a name="line.1"></a>
+<span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a>
+<span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a>
+<span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a>
+<span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a>
+<span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a>
+<span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a>
+<span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a>
+<span class="sourceLineNo">009</span> *<a name="line.9"></a>
+<span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a>
+<span class="sourceLineNo">011</span> *<a name="line.11"></a>
+<span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a>
+<span class="sourceLineNo">013</span> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a>
+<span class="sourceLineNo">014</span> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a>
+<span class="sourceLineNo">015</span> * See the License for the specific language governing permissions and<a name="line.15"></a>
+<span class="sourceLineNo">016</span> * limitations under the License.<a name="line.16"></a>
+<span class="sourceLineNo">017</span> */<a name="line.17"></a>
+<span class="sourceLineNo">018</span>package org.apache.hadoop.hbase;<a name="line.18"></a>
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-<span class="sourceLineNo">115</span>}<a name="line.115"></a>
+<span class="sourceLineNo">025</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.25"></a>
+<span class="sourceLineNo">026</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.26"></a>
+<span class="sourceLineNo">027</span><a name="line.27"></a>
+<span class="sourceLineNo">028</span>/**<a name="line.28"></a>
+<span class="sourceLineNo">029</span> * Defines a curated set of shared functions implemented by HBase servers (Masters<a name="line.29"></a>
+<span class="sourceLineNo">030</span> * and RegionServers). For use internally only. Be judicious adding API. Changes cause ripples<a name="line.30"></a>
+<span class="sourceLineNo">031</span> * through the code base.<a name="line.31"></a>
+<span class="sourceLineNo">032</span> */<a name="line.32"></a>
+<span class="sourceLineNo">033</span>@InterfaceAudience.Private<a name="line.33"></a>
+<span class="sourceLineNo">034</span>public interface Server extends Abortable, Stoppable {<a name="line.34"></a>
+<span class="sourceLineNo">035</span> /**<a name="line.35"></a>
+<span class="sourceLineNo">036</span> * Gets the configuration object for this server.<a name="line.36"></a>
+<span class="sourceLineNo">037</span> */<a name="line.37"></a>
+<span class="sourceLineNo">038</span> Configuration getConfiguration();<a name="line.38"></a>
+<span class="sourceLineNo">039</span><a name="line.39"></a>
+<span class="sourceLineNo">040</span> /**<a name="line.40"></a>
+<span class="sourceLineNo">041</span> * Gets the ZooKeeper instance for this server.<a name="line.41"></a>
+<span class="sourceLineNo">042</span> */<a name="line.42"></a>
+<span class="sourceLineNo">043</span> ZKWatcher getZooKeeper();<a name="line.43"></a>
+<span class="sourceLineNo">044</span><a name="line.44"></a>
+<span class="sourceLineNo">045</span> /**<a name="line.45"></a>
+<span class="sourceLineNo">046</span> * Returns a reference to the servers' connection.<a name="line.46"></a>
+<span class="sourceLineNo">047</span> *<a name="line.47"></a>
+<span class="sourceLineNo">048</span> * Important note: this method returns a reference to Connection which is managed<a name="line.48"></a>
+<span class="sourceLineNo">049</span> * by Server itself, so callers must NOT attempt to close connection obtained.<a name="line.49"></a>
+<span class="sourceLineNo">050</span> */<a name="line.50"></a>
+<span class="sourceLineNo">051</span> Connection getConnection();<a name="line.51"></a>
+<span class="sourceLineNo">052</span><a name="line.52"></a>
+<span class="sourceLineNo">053</span> Connection createConnection(Configuration conf) throws IOException;<a name="line.53"></a>
+<span class="sourceLineNo">054</span><a name="line.54"></a>
+<span class="sourceLineNo">055</span> /**<a name="line.55"></a>
+<span class="sourceLineNo">056</span> * Returns a reference to the servers' cluster connection. Prefer {@link #getConnection()}.<a name="line.56"></a>
+<span class="sourceLineNo">057</span> *<a name="line.57"></a>
+<span class="sourceLineNo">058</span> * Important note: this method returns a reference to Connection which is managed<a name="line.58"></a>
+<span class="sourceLineNo">059</span> * by Server itself, so callers must NOT attempt to close connection obtained.<a name="line.59"></a>
+<span class="sourceLineNo">060</span> */<a name="line.60"></a>
+<span class="sourceLineNo">061</span> ClusterConnection getClusterConnection();<a name="line.61"></a>
+<span class="sourceLineNo">062</span><a name="line.62"></a>
+<span class="sourceLineNo">063</span> /**<a name="line.63"></a>
+<span class="sourceLineNo">064</span> * @return The unique server name for this server.<a name="line.64"></a>
+<span class="sourceLineNo">065</span> */<a name="line.65"></a>
+<span class="sourceLineNo">066</span> ServerName getServerName();<a name="line.66"></a>
+<span class="sourceLineNo">067</span><a name="line.67"></a>
+<span class="sourceLineNo">068</span> /**<a name="line.68"></a>
+<span class="sourceLineNo">069</span> * Get CoordinatedStateManager instance for this server.<a name="line.69"></a>
+<span class="sourceLineNo">070</span> */<a name="line.70"></a>
+<span class="sourceLineNo">071</span> CoordinatedStateManager getCoordinatedStateManager();<a name="line.71"></a>
+<span class="sourceLineNo">072</span><a name="line.72"></a>
+<span class="sourceLineNo">073</span> /**<a name="line.73"></a>
+<span class="sourceLineNo">074</span> * @return The {@link ChoreService} instance for this server<a name="line.74"></a>
+<span class="sourceLineNo">075</span> */<a name="line.75"></a>
+<span class="sourceLineNo">076</span> ChoreService getChoreService();<a name="line.76"></a>
+<span class="sourceLineNo">077</span><a name="line.77"></a>
+<span class="sourceLineNo">078</span> /**<a name="line.78"></a>
+<span class="sourceLineNo">079</span> * @return Return the FileSystem object used (can return null!).<a name="line.79"></a>
+<span class="sourceLineNo">080</span> */<a name="line.80"></a>
+<span class="sourceLineNo">081</span> // TODO: On Master, return Master's. On RegionServer, return RegionServers. The FileSystems<a name="line.81"></a>
+<span class="sourceLineNo">082</span> // may differ. TODO.<a name="line.82"></a>
+<span class="sourceLineNo">083</span> default FileSystem getFileSystem() {<a name="line.83"></a>
+<span class="sourceLineNo">084</span> // This default is pretty dodgy!<a name="line.84"></a>
+<span class="sourceLineNo">085</span> Configuration c = getConfiguration();<a name="line.85"></a>
+<span class="sourceLineNo">086</span> FileSystem fs = null;<a name="line.86"></a>
+<span class="sourceLineNo">087</span> try {<a name="line.87"></a>
+<span class="sourceLineNo">088</span> if (c != null) {<a name="line.88"></a>
+<span class="sourceLineNo">089</span> fs = FileSystem.get(c);<a name="line.89"></a>
+<span class="sourceLineNo">090</span> }<a name="line.90"></a>
+<span class="sourceLineNo">091</span> } catch (IOException e) {<a name="line.91"></a>
+<span class="sourceLineNo">092</span> // If an exception, just return null<a name="line.92"></a>
+<span class="sourceLineNo">093</span> }<a name="line.93"></a>
+<span class="sourceLineNo">094</span> return fs;<a name="line.94"></a>
+<span class="sourceLineNo">095</span> }<a name="line.95"></a>
+<span class="sourceLineNo">096</span><a name="line.96"></a>
+<span class="sourceLineNo">097</span> /**<a name="line.97"></a>
+<span class="sourceLineNo">098</span> * @return True is the server is Stopping<a name="line.98"></a>
+<span class="sourceLineNo">099</span> */<a name="line.99"></a>
+<span class="sourceLineNo">100</span> // Note: This method is not part of the Stoppable Interface.<a name="line.100"></a>
+<span class="sourceLineNo">101</span> default boolean isStopping() {<a name="line.101"></a>
+<span class="sourceLineNo">102</span> return false;<a name="line.102"></a>
+<span class="sourceLineNo">103</span> }<a name="line.103"></a>
+<span class="sourceLineNo">104</span>}<a name="line.104"></a>
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/Version.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/Version.html b/devapidocs/src-html/org/apache/hadoop/hbase/Version.html
index 320dc8e..f10a569 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/Version.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/Version.html
@@ -18,9 +18,9 @@
<span class="sourceLineNo">010</span> public static final String version = "3.0.0-SNAPSHOT";<a name="line.10"></a>
<span class="sourceLineNo">011</span> public static final String revision = "";<a name="line.11"></a>
<span class="sourceLineNo">012</span> public static final String user = "jenkins";<a name="line.12"></a>
-<span class="sourceLineNo">013</span> public static final String date = "Mon Dec 3 14:44:16 UTC 2018";<a name="line.13"></a>
+<span class="sourceLineNo">013</span> public static final String date = "Wed Dec 5 14:44:22 UTC 2018";<a name="line.13"></a>
<span class="sourceLineNo">014</span> public static final String url = "git://jenkins-websites1.apache.org/home/jenkins/jenkins-slave/workspace/hbase_generate_website/hbase";<a name="line.14"></a>
-<span class="sourceLineNo">015</span> public static final String srcChecksum = "6b524fd5dc892868017c9a7a944df62c";<a name="line.15"></a>
+<span class="sourceLineNo">015</span> public static final String srcChecksum = "888b7c7a3be5b9ed5222c3804dd3faa1";<a name="line.15"></a>
<span class="sourceLineNo">016</span>}<a name="line.16"></a>
[16/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.FileLockCallable.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.FileLockCallable.html b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.FileLockCallable.html
index a957d31..62f81b6 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.FileLockCallable.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.FileLockCallable.html
@@ -142,5192 +142,5186 @@
<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.149"></a>
-<span class="sourceLineNo">150</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.150"></a>
-<span class="sourceLineNo">151</span>import org.apache.zookeeper.KeeperException;<a name="line.151"></a>
-<span class="sourceLineNo">152</span>import org.slf4j.Logger;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>import org.slf4j.LoggerFactory;<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * <p><a name="line.172"></a>
-<span class="sourceLineNo">173</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * accordance.<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * <p><a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * one region of a table. This means there are no individual degenerate<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * <p><a name="line.181"></a>
-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * </ol><a name="line.186"></a>
-<span class="sourceLineNo">187</span> * <p><a name="line.187"></a>
-<span class="sourceLineNo">188</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * a new region is created and all data is merged into the new region.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> * <p><a name="line.194"></a>
-<span class="sourceLineNo">195</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * an offline fashion.<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * <p><a name="line.199"></a>
-<span class="sourceLineNo">200</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.200"></a>
-<span class="sourceLineNo">201</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.201"></a>
-<span class="sourceLineNo">202</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.202"></a>
-<span class="sourceLineNo">203</span> * with proper state in the master.<a name="line.203"></a>
-<span class="sourceLineNo">204</span> * <p><a name="line.204"></a>
-<span class="sourceLineNo">205</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.205"></a>
-<span class="sourceLineNo">206</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * first be called successfully. Much of the region consistency information<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
-<span class="sourceLineNo">210</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.210"></a>
-<span class="sourceLineNo">211</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.211"></a>
-<span class="sourceLineNo">212</span> * {@link #printUsageAndExit()} for more details.<a name="line.212"></a>
-<span class="sourceLineNo">213</span> */<a name="line.213"></a>
-<span class="sourceLineNo">214</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.214"></a>
-<span class="sourceLineNo">215</span>@InterfaceStability.Evolving<a name="line.215"></a>
-<span class="sourceLineNo">216</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.216"></a>
-<span class="sourceLineNo">217</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.217"></a>
-<span class="sourceLineNo">218</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.218"></a>
-<span class="sourceLineNo">219</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.219"></a>
-<span class="sourceLineNo">220</span> private static boolean rsSupportsOffline = true;<a name="line.220"></a>
-<span class="sourceLineNo">221</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.221"></a>
-<span class="sourceLineNo">222</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.222"></a>
-<span class="sourceLineNo">223</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.223"></a>
-<span class="sourceLineNo">224</span> /**<a name="line.224"></a>
-<span class="sourceLineNo">225</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.225"></a>
-<span class="sourceLineNo">226</span> * It puts in place a lock when it goes to write/make changes.<a name="line.226"></a>
-<span class="sourceLineNo">227</span> */<a name="line.227"></a>
-<span class="sourceLineNo">228</span> @VisibleForTesting<a name="line.228"></a>
-<span class="sourceLineNo">229</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.229"></a>
-<span class="sourceLineNo">230</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.230"></a>
-<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.231"></a>
-<span class="sourceLineNo">232</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.232"></a>
-<span class="sourceLineNo">233</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.233"></a>
-<span class="sourceLineNo">234</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.234"></a>
-<span class="sourceLineNo">235</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.235"></a>
-<span class="sourceLineNo">236</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.236"></a>
-<span class="sourceLineNo">237</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.237"></a>
-<span class="sourceLineNo">238</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.238"></a>
-<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.239"></a>
-<span class="sourceLineNo">240</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.240"></a>
-<span class="sourceLineNo">241</span><a name="line.241"></a>
-<span class="sourceLineNo">242</span> /**********************<a name="line.242"></a>
-<span class="sourceLineNo">243</span> * Internal resources<a name="line.243"></a>
-<span class="sourceLineNo">244</span> **********************/<a name="line.244"></a>
-<span class="sourceLineNo">245</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.245"></a>
-<span class="sourceLineNo">246</span> private ClusterMetrics status;<a name="line.246"></a>
-<span class="sourceLineNo">247</span> private ClusterConnection connection;<a name="line.247"></a>
-<span class="sourceLineNo">248</span> private Admin admin;<a name="line.248"></a>
-<span class="sourceLineNo">249</span> private Table meta;<a name="line.249"></a>
-<span class="sourceLineNo">250</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.250"></a>
-<span class="sourceLineNo">251</span> protected ExecutorService executor;<a name="line.251"></a>
-<span class="sourceLineNo">252</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.252"></a>
-<span class="sourceLineNo">253</span> private HFileCorruptionChecker hfcc;<a name="line.253"></a>
-<span class="sourceLineNo">254</span> private int retcode = 0;<a name="line.254"></a>
-<span class="sourceLineNo">255</span> private Path HBCK_LOCK_PATH;<a name="line.255"></a>
-<span class="sourceLineNo">256</span> private FSDataOutputStream hbckOutFd;<a name="line.256"></a>
-<span class="sourceLineNo">257</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.257"></a>
-<span class="sourceLineNo">258</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.258"></a>
-<span class="sourceLineNo">259</span> // successful<a name="line.259"></a>
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-<span class="sourceLineNo">268</span> /***********<a name="line.268"></a>
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-<span class="sourceLineNo">495</span> public static Pair<Path, FSDataOutputStream> checkAndMarkRunningHbck(Configuration conf,<a name="line.495"></a>
-<span class="sourceLineNo">496</span> RetryCounter retryCounter) throws IOException {<a name="line.496"></a>
-<span class="sourceLineNo">497</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.497"></a>
-<span class="sourceLineNo">498</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.498"></a>
-<span class="sourceLineNo">499</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.499"></a>
-<span class="sourceLineNo">500</span> executor.execute(futureTask);<a name="line.500"></a>
-<span class="sourceLineNo">501</span> final int timeoutInSeconds = conf.getInt(<a name="line.501"></a>
-<span class="sourceLineNo">502</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.502"></a>
-<span class="sourceLineNo">503</span> FSDataOutputStream stream = null;<a name="line.503"></a>
-<span class="sourceLineNo">504</span> try {<a name="line.504"></a>
-<span class="sourceLineNo">505</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.505"></a>
-<span class="sourceLineNo">506</span> } catch (ExecutionException ee) {<a name="line.506"></a>
-<span class="sourceLineNo">507</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.507"></a>
-<span class="sourceLineNo">508</span> } catch (InterruptedException ie) {<a name="line.508"></a>
-<span class="sourceLineNo">509</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.509"></a>
-<span class="sourceLineNo">510</span> Thread.currentThread().interrupt();<a name="line.510"></a>
-<span class="sourceLineNo">511</span> } catch (TimeoutException exception) {<a name="line.511"></a>
-<span class="sourceLineNo">512</span> // took too long to obtain lock<a name="line.512"></a>
-<span class="sourceLineNo">513</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.513"></a>
-<span class="sourceLineNo">514</span> futureTask.cancel(true);<a name="line.514"></a>
-<span class="sourceLineNo">515</span> } finally {<a name="line.515"></a>
-<span class="sourceLineNo">516</span> executor.shutdownNow();<a name="line.516"></a>
-<span class="sourceLineNo">517</span> }<a name="line.517"></a>
-<span class="sourceLineNo">518</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.518"></a>
-<span class="sourceLineNo">519</span> }<a name="line.519"></a>
-<span class="sourceLineNo">520</span><a name="line.520"></a>
-<span class="sourceLineNo">521</span> private void unlockHbck() {<a name="line.521"></a>
-<span class="sourceLineNo">522</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.522"></a>
-<span class="sourceLineNo">523</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.523"></a>
-<span class="sourceLineNo">524</span> do {<a name="line.524"></a>
-<span class="sourceLineNo">525</span> try {<a name="line.525"></a>
-<span class="sourceLineNo">526</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.526"></a>
-<span class="sourceLineNo">527</span> FSUtils.delete(FSUtils.getCurrentFileSystem(getConf()), HBCK_LOCK_PATH, true);<a name="line.527"></a>
-<span class="sourceLineNo">528</span> LOG.info("Finishing hbck");<a name="line.528"></a>
-<span class="sourceLineNo">529</span> return;<a name="line.529"></a>
-<span class="sourceLineNo">530</span> } catch (IOException ioe) {<a name="line.530"></a>
-<span class="sourceLineNo">531</span> LOG.info("Failed to delete " + HBCK_LOCK_PATH + ", try="<a name="line.531"></a>
-<span class="sourceLineNo">532</span> + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.532"></a>
-<span class="sourceLineNo">533</span> + retryCounter.getMaxAttempts());<a name="line.533"></a>
-<span class="sourceLineNo">534</span> LOG.debug("Failed to delete " + HBCK_LOCK_PATH, ioe);<a name="line.534"></a>
-<span class="sourceLineNo">535</span> try {<a name="line.535"></a>
-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
-<span class="sourceLineNo">537</span> } catch (InterruptedException ie) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span> Thread.currentThread().interrupt();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
-<span class="sourceLineNo">548</span> /**<a name="line.548"></a>
-<span class="sourceLineNo">549</span> * To repair region consistency, one must call connect() in order to repair<a name="line.549"></a>
-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
-<span class="sourceLineNo">551</span> */<a name="line.551"></a>
-<span class="sourceLineNo">552</span> public void connect() throws IOException {<a name="line.552"></a>
-<span class="sourceLineNo">553</span><a name="line.553"></a>
-<span class="sourceLineNo">554</span> if (isExclusive()) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
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+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
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+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
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+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
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+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
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+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
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+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
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+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
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+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
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+<span class="sourceLineNo">337</span><a name="line.337"></a>
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+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
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+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
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+<span class="sourceLineNo">371</span> * if the master is not running<a name="line.371"></a>
+<span class="sourceLineNo">372</span> * @throws ZooKeeperConnectionException<a name="line.372"></a>
+<span class="sourceLineNo">373</span> * if unable to connect to ZooKeeper<a name="line.373"></a>
+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
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+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
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+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
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+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
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+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
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+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
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+<span class="sourceLineNo">416</span><a name="line.416"></a>
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+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
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+<span class="sourceLineNo">421</span><a name="line.421"></a>
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+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
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+<span class="sourceLineNo">449</span> out.flush();<a name="line.449"></a>
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+<span class="sourceLineNo">507</span> } catch (InterruptedException ie) {<a name="line.507"></a>
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+<span class="sourceLineNo">658</span> if (!StringUtils.isBlank(hostname)) {<a name="line.658"></a>
+<span class="sourceLineNo">659</span> String msg = RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY + " and " + RS_HOSTNAME_KEY +<a name="line.659"></a>
+<span class="sourceLineNo">660</span> " are mutually exclusive. Do not set " + RS_HOSTNAME_DISABLE_MASTER_REVERSEDNS_KEY +<a name="line.660"></a>
+<span class="sourceLineNo">661</span> " to true while " + RS_HOSTNAME_KEY + " is used";<a name="line.661"></a>
+<span class="sourceLineNo">662</span> throw new IOException(msg);<a name="line.662"></a>
+<span class="sourceLineNo">663</span> } else {<a name="line.663"></a>
+<span class="sourceLineNo">664</span> return rpcServices.isa.getHostName();<a name="line.664"></a>
+<span class="sourceLineNo">665</span> }<a name="line.665"></a>
+<span class="sourceLineNo">666</span> } else {<a name="line.666"></a>
+<span class="sourceLineNo">667</span> return hostname;<a name="line.667"></a>
+<span class="sourceLineNo">668</span> }<a name="line.668"></a>
+<span class="sourceLineNo">669</span> }<a name="line.669"></a>
+<span class="sourceLineNo">670</span><a name="line.670"></a>
+<span class="sourceLineNo">671</span> /**<a name="line.671"></a>
+<span class="sourceLineNo">672</span> * If running on Windows, do windows-specific setup.<a name="line.672"></a>
+<span class="sourceLineNo">673</span> */<a name="line.673"></a>
+<span class="sourceLineNo">674</span> private s
<TRUNCATED>
[12/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.MetaEntry.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.MetaEntry.html b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.MetaEntry.html
index a957d31..62f81b6 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.MetaEntry.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/util/HBaseFsck.MetaEntry.html
@@ -142,5192 +142,5186 @@
<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.149"></a>
-<span class="sourceLineNo">150</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.150"></a>
-<span class="sourceLineNo">151</span>import org.apache.zookeeper.KeeperException;<a name="line.151"></a>
-<span class="sourceLineNo">152</span>import org.slf4j.Logger;<a name="line.152"></a>
-<span class="sourceLineNo">153</span>import org.slf4j.LoggerFactory;<a name="line.153"></a>
-<span class="sourceLineNo">154</span><a name="line.154"></a>
-<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.155"></a>
-<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.156"></a>
-<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.157"></a>
-<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.158"></a>
-<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.159"></a>
-<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.160"></a>
-<span class="sourceLineNo">161</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.161"></a>
-<span class="sourceLineNo">162</span><a name="line.162"></a>
-<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.163"></a>
-<span class="sourceLineNo">164</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.164"></a>
-<span class="sourceLineNo">165</span><a name="line.165"></a>
-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
-<span class="sourceLineNo">167</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.167"></a>
-<span class="sourceLineNo">168</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
-<span class="sourceLineNo">172</span> * <p><a name="line.172"></a>
-<span class="sourceLineNo">173</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.173"></a>
-<span class="sourceLineNo">174</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.174"></a>
-<span class="sourceLineNo">175</span> * accordance.<a name="line.175"></a>
-<span class="sourceLineNo">176</span> * <p><a name="line.176"></a>
-<span class="sourceLineNo">177</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.177"></a>
-<span class="sourceLineNo">178</span> * one region of a table. This means there are no individual degenerate<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
-<span class="sourceLineNo">181</span> * <p><a name="line.181"></a>
-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
-<span class="sourceLineNo">186</span> * </ol><a name="line.186"></a>
-<span class="sourceLineNo">187</span> * <p><a name="line.187"></a>
-<span class="sourceLineNo">188</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.188"></a>
-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
-<span class="sourceLineNo">192</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.192"></a>
-<span class="sourceLineNo">193</span> * a new region is created and all data is merged into the new region.<a name="line.193"></a>
-<span class="sourceLineNo">194</span> * <p><a name="line.194"></a>
-<span class="sourceLineNo">195</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.195"></a>
-<span class="sourceLineNo">196</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.196"></a>
-<span class="sourceLineNo">197</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.197"></a>
-<span class="sourceLineNo">198</span> * an offline fashion.<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * <p><a name="line.199"></a>
-<span class="sourceLineNo">200</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.200"></a>
-<span class="sourceLineNo">201</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.201"></a>
-<span class="sourceLineNo">202</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.202"></a>
-<span class="sourceLineNo">203</span> * with proper state in the master.<a name="line.203"></a>
-<span class="sourceLineNo">204</span> * <p><a name="line.204"></a>
-<span class="sourceLineNo">205</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.205"></a>
-<span class="sourceLineNo">206</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * first be called successfully. Much of the region consistency information<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
-<span class="sourceLineNo">210</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.210"></a>
-<span class="sourceLineNo">211</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.211"></a>
-<span class="sourceLineNo">212</span> * {@link #printUsageAndExit()} for more details.<a name="line.212"></a>
-<span class="sourceLineNo">213</span> */<a name="line.213"></a>
-<span class="sourceLineNo">214</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.214"></a>
-<span class="sourceLineNo">215</span>@InterfaceStability.Evolving<a name="line.215"></a>
-<span class="sourceLineNo">216</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.216"></a>
-<span class="sourceLineNo">217</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.217"></a>
-<span class="sourceLineNo">218</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.218"></a>
-<span class="sourceLineNo">219</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.219"></a>
-<span class="sourceLineNo">220</span> private static boolean rsSupportsOffline = true;<a name="line.220"></a>
-<span class="sourceLineNo">221</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.221"></a>
-<span class="sourceLineNo">222</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.222"></a>
-<span class="sourceLineNo">223</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.223"></a>
-<span class="sourceLineNo">224</span> /**<a name="line.224"></a>
-<span class="sourceLineNo">225</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.225"></a>
-<span class="sourceLineNo">226</span> * It puts in place a lock when it goes to write/make changes.<a name="line.226"></a>
-<span class="sourceLineNo">227</span> */<a name="line.227"></a>
-<span class="sourceLineNo">228</span> @VisibleForTesting<a name="line.228"></a>
-<span class="sourceLineNo">229</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.229"></a>
-<span class="sourceLineNo">230</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.230"></a>
-<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.231"></a>
-<span class="sourceLineNo">232</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.232"></a>
-<span class="sourceLineNo">233</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.233"></a>
-<span class="sourceLineNo">234</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.234"></a>
-<span class="sourceLineNo">235</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.235"></a>
-<span class="sourceLineNo">236</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.236"></a>
-<span class="sourceLineNo">237</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.237"></a>
-<span class="sourceLineNo">238</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.238"></a>
-<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.239"></a>
-<span class="sourceLineNo">240</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.240"></a>
-<span class="sourceLineNo">241</span><a name="line.241"></a>
-<span class="sourceLineNo">242</span> /**********************<a name="line.242"></a>
-<span class="sourceLineNo">243</span> * Internal resources<a name="line.243"></a>
-<span class="sourceLineNo">244</span> **********************/<a name="line.244"></a>
-<span class="sourceLineNo">245</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.245"></a>
-<span class="sourceLineNo">246</span> private ClusterMetrics status;<a name="line.246"></a>
-<span class="sourceLineNo">247</span> private ClusterConnection connection;<a name="line.247"></a>
-<span class="sourceLineNo">248</span> private Admin admin;<a name="line.248"></a>
-<span class="sourceLineNo">249</span> private Table meta;<a name="line.249"></a>
-<span class="sourceLineNo">250</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.250"></a>
-<span class="sourceLineNo">251</span> protected ExecutorService executor;<a name="line.251"></a>
-<span class="sourceLineNo">252</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.252"></a>
-<span class="sourceLineNo">253</span> private HFileCorruptionChecker hfcc;<a name="line.253"></a>
-<span class="sourceLineNo">254</span> private int retcode = 0;<a name="line.254"></a>
-<span class="sourceLineNo">255</span> private Path HBCK_LOCK_PATH;<a name="line.255"></a>
-<span class="sourceLineNo">256</span> private FSDataOutputStream hbckOutFd;<a name="line.256"></a>
-<span class="sourceLineNo">257</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.257"></a>
-<span class="sourceLineNo">258</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.258"></a>
-<span class="sourceLineNo">259</span> // successful<a name="line.259"></a>
-<span class="sourceLineNo">260</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.260"></a>
-<span class="sourceLineNo">261</span><a name="line.261"></a>
-<span class="sourceLineNo">262</span> // Unsupported options in HBase 2.0+<a name="line.262"></a>
-<span class="sourceLineNo">263</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.263"></a>
-<span class="sourceLineNo">264</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.264"></a>
-<span class="sourceLineNo">265</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.265"></a>
-<span class="sourceLineNo">266</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.266"></a>
-<span class="sourceLineNo">267</span><a name="line.267"></a>
-<span class="sourceLineNo">268</span> /***********<a name="line.268"></a>
-<span class="sourceLineNo">269</span> * Options<a name="line.269"></a>
-<span class="sourceLineNo">270</span> ***********/<a name="line.270"></a>
-<span class="sourceLineNo">271</span> private static boolean details = false; // do we display the full report<a name="line.271"></a>
-<span class="sourceLineNo">272</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.272"></a>
-<span class="sourceLineNo">273</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.273"></a>
-<span class="sourceLineNo">274</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.274"></a>
-<span class="sourceLineNo">275</span> private boolean fixMeta = false; // fix meta errors?<a name="line.275"></a>
-<span class="sourceLineNo">276</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.276"></a>
-<span class="sourceLineNo">277</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.277"></a>
-<span class="sourceLineNo">278</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.278"></a>
-<span class="sourceLineNo">279</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.279"></a>
-<span class="sourceLineNo">280</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.280"></a>
-<span class="sourceLineNo">281</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.281"></a>
-<span class="sourceLineNo">282</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.282"></a>
-<span class="sourceLineNo">283</span> private boolean removeParents = false; // remove split parents<a name="line.283"></a>
-<span class="sourceLineNo">284</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.284"></a>
-<span class="sourceLineNo">285</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.285"></a>
-<span class="sourceLineNo">286</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.286"></a>
-<span class="sourceLineNo">287</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.287"></a>
-<span class="sourceLineNo">288</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.288"></a>
-<span class="sourceLineNo">289</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.289"></a>
-<span class="sourceLineNo">290</span><a name="line.290"></a>
-<span class="sourceLineNo">291</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.291"></a>
-<span class="sourceLineNo">292</span> // hbase:meta are always checked<a name="line.292"></a>
-<span class="sourceLineNo">293</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.293"></a>
-<span class="sourceLineNo">294</span> private TableName cleanReplicationBarrierTable;<a name="line.294"></a>
-<span class="sourceLineNo">295</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.295"></a>
-<span class="sourceLineNo">296</span> // maximum number of overlapping regions to sideline<a name="line.296"></a>
-<span class="sourceLineNo">297</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.297"></a>
-<span class="sourceLineNo">298</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.298"></a>
-<span class="sourceLineNo">299</span> private Path sidelineDir = null;<a name="line.299"></a>
-<span class="sourceLineNo">300</span><a name="line.300"></a>
-<span class="sourceLineNo">301</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.301"></a>
-<span class="sourceLineNo">302</span> private static boolean summary = false; // if we want to print less output<a name="line.302"></a>
-<span class="sourceLineNo">303</span> private boolean checkMetaOnly = false;<a name="line.303"></a>
-<span class="sourceLineNo">304</span> private boolean checkRegionBoundaries = false;<a name="line.304"></a>
-<span class="sourceLineNo">305</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.305"></a>
-<span class="sourceLineNo">306</span><a name="line.306"></a>
-<span class="sourceLineNo">307</span> /*********<a name="line.307"></a>
-<span class="sourceLineNo">308</span> * State<a name="line.308"></a>
-<span class="sourceLineNo">309</span> *********/<a name="line.309"></a>
-<span class="sourceLineNo">310</span> final private ErrorReporter errors;<a name="line.310"></a>
-<span class="sourceLineNo">311</span> int fixes = 0;<a name="line.311"></a>
-<span class="sourceLineNo">312</span><a name="line.312"></a>
-<span class="sourceLineNo">313</span> /**<a name="line.313"></a>
-<span class="sourceLineNo">314</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.314"></a>
-<span class="sourceLineNo">315</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.315"></a>
-<span class="sourceLineNo">316</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.316"></a>
-<span class="sourceLineNo">317</span> */<a name="line.317"></a>
-<span class="sourceLineNo">318</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.318"></a>
-<span class="sourceLineNo">319</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.319"></a>
-<span class="sourceLineNo">320</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.320"></a>
-<span class="sourceLineNo">321</span><a name="line.321"></a>
-<span class="sourceLineNo">322</span> /**<a name="line.322"></a>
-<span class="sourceLineNo">323</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.323"></a>
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-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
+<span class="sourceLineNo">322</span> * This map from Tablename -> TableInfo contains the structures necessary to<a name="line.322"></a>
+<span class="sourceLineNo">323</span> * detect table consistency problems (holes, dupes, overlaps). It is sorted<a name="line.323"></a>
+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
+<span class="sourceLineNo">326</span> * If tablesIncluded is empty, this map contains all tables.<a name="line.326"></a>
+<span class="sourceLineNo">327</span> * Otherwise, it contains only meta tables and tables in tablesIncluded,<a name="line.327"></a>
+<span class="sourceLineNo">328</span> * unless checkMetaOnly is specified, in which case, it contains only<a name="line.328"></a>
+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
+<span class="sourceLineNo">331</span> private SortedMap<TableName, TableInfo> tablesInfo = new ConcurrentSkipListMap<>();<a name="line.331"></a>
+<span class="sourceLineNo">332</span><a name="line.332"></a>
+<span class="sourceLineNo">333</span> /**<a name="line.333"></a>
+<span class="sourceLineNo">334</span> * When initially looking at HDFS, we attempt to find any orphaned data.<a name="line.334"></a>
+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
+<span class="sourceLineNo">336</span> private List<HbckInfo> orphanHdfsDirs = Collections.synchronizedList(new ArrayList<HbckInfo>());<a name="line.336"></a>
+<span class="sourceLineNo">337</span><a name="line.337"></a>
+<span class="sourceLineNo">338</span> private Map<TableName, Set<String>> orphanTableDirs = new HashMap<>();<a name="line.338"></a>
+<span class="sourceLineNo">339</span> private Map<TableName, TableState> tableStates = new HashMap<>();<a name="line.339"></a>
+<span class="sourceLineNo">340</span> private final RetryCounterFactory lockFileRetryCounterFactory;<a name="line.340"></a>
+<span class="sourceLineNo">341</span> private final RetryCounterFactory createZNodeRetryCounterFactory;<a name="line.341"></a>
+<span class="sourceLineNo">342</span><a name="line.342"></a>
+<span class="sourceLineNo">343</span> private Map<TableName, Set<String>> skippedRegions = new HashMap<>();<a name="line.343"></a>
+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
+<span class="sourceLineNo">346</span> private String hbckEphemeralNodePath = null;<a name="line.346"></a>
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+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
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+<span class="sourceLineNo">357</span> this(conf, createThreadPool(conf));<a name="line.357"></a>
+<span class="sourceLineNo">358</span> }<a name="line.358"></a>
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+<span class="sourceLineNo">361</span> int numThreads = conf.getInt("hbasefsck.numthreads", MAX_NUM_THREADS);<a name="line.361"></a>
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+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
+<span class="sourceLineNo">380</span> lockFileRetryCounterFactory = createLockRetryCounterFactory(getConf());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> createZNodeRetryCounterFactory = createZnodeRetryCounterFactory(getConf());<a name="line.381"></a>
+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> /**<a name="line.385"></a>
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+<span class="sourceLineNo">389</span> return new RetryCounterFactory(<a name="line.389"></a>
+<span class="sourceLineNo">390</span> conf.getInt("hbase.hbck.lockfile.attempts", DEFAULT_MAX_LOCK_FILE_ATTEMPTS),<a name="line.390"></a>
+<span class="sourceLineNo">391</span> conf.getInt("hbase.hbck.lockfile.attempt.sleep.interval",<a name="line.391"></a>
+<span class="sourceLineNo">392</span> DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL),<a name="line.392"></a>
+<span class="sourceLineNo">393</span> conf.getInt("hbase.hbck.lockfile.attempt.maxsleeptime",<a name="line.393"></a>
+<span class="sourceLineNo">394</span> DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME));<a name="line.394"></a>
+<span class="sourceLineNo">395</span> }<a name="line.395"></a>
+<span class="sourceLineNo">396</span><a name="line.396"></a>
+<span class="sourceLineNo">397</span> /**<a name="line.397"></a>
+<span class="sourceLineNo">398</span> * @return A retry counter factory configured for retrying znode creation.<a name="line.398"></a>
+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
+<span class="sourceLineNo">400</span> private static RetryCounterFactory createZnodeRetryCounterFactory(Configuration conf) {<a name="line.400"></a>
+<span class="sourceLineNo">401</span> return new RetryCounterFactory(<a name="line.401"></a>
+<span class="sourceLineNo">402</span> conf.getInt("hbase.hbck.createznode.attempts", DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS),<a name="line.402"></a>
+<span class="sourceLineNo">403</span> conf.getInt("hbase.hbck.createznode.attempt.sleep.interval",<a name="line.403"></a>
+<span class="sourceLineNo">404</span> DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL),<a name="line.404"></a>
+<span class="sourceLineNo">405</span> conf.getInt("hbase.hbck.createznode.attempt.maxsleeptime",<a name="line.405"></a>
+<span class="sourceLineNo">406</span> DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME));<a name="line.406"></a>
+<span class="sourceLineNo">407</span> }<a name="line.407"></a>
+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
+<span class="sourceLineNo">410</span> * @return Return the tmp dir this tool writes too.<a name="line.410"></a>
+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
+<span class="sourceLineNo">413</span> public static Path getTmpDir(Configuration conf) throws IOException {<a name="line.413"></a>
+<span class="sourceLineNo">414</span> return new Path(FSUtils.getRootDir(conf), HConstants.HBASE_TEMP_DIRECTORY);<a name="line.414"></a>
+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> private static class FileLockCallable implements Callable<FSDataOutputStream> {<a name="line.417"></a>
+<span class="sourceLineNo">418</span> RetryCounter retryCounter;<a name="line.418"></a>
+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
+<span class="sourceLineNo">420</span> private Path hbckLockPath = null;<a name="line.420"></a>
+<span class="sourceLineNo">421</span><a name="line.421"></a>
+<span class="sourceLineNo">422</span> public FileLockCallable(Configuration conf, RetryCounter retryCounter) {<a name="line.422"></a>
+<span class="sourceLineNo">423</span> this.retryCounter = retryCounter;<a name="line.423"></a>
+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span> /**<a name="line.427"></a>
+<span class="sourceLineNo">428</span> * @return Will be <code>null</code> unless you call {@link #call()}<a name="line.428"></a>
+<span class="sourceLineNo">429</span> */<a name="line.429"></a>
+<span class="sourceLineNo">430</span> Path getHbckLockPath() {<a name="line.430"></a>
+<span class="sourceLineNo">431</span> return this.hbckLockPath;<a name="line.431"></a>
+<span class="sourceLineNo">432</span> }<a name="line.432"></a>
+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span> @Override<a name="line.434"></a>
+<span class="sourceLineNo">435</span> public FSDataOutputStream call() throws IOException {<a name="line.435"></a>
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+<span class="sourceLineNo">437</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.437"></a>
+<span class="sourceLineNo">438</span> FsPermission defaultPerms = FSUtils.getFilePermissions(fs, this.conf,<a name="line.438"></a>
+<span class="sourceLineNo">439</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.439"></a>
+<span class="sourceLineNo">440</span> Path tmpDir = getTmpDir(conf);<a name="line.440"></a>
+<span class="sourceLineNo">441</span> this.hbckLockPath = new Path(tmpDir, HBCK_LOCK_FILE);<a name="line.441"></a>
+<span class="sourceLineNo">442</span> fs.mkdirs(tmpDir);<a name="line.442"></a>
+<span class="sourceLineNo">443</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.443"></a>
+<span class="sourceLineNo">444</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.444"></a>
+<span class="sourceLineNo">445</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.445"></a>
+<span class="sourceLineNo">446</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.446"></a>
+<span class="sourceLineNo">447</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.447"></a>
+<span class="sourceLineNo">448</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.448"></a>
+<span class="sourceLineNo">449</span> out.flush();<a name="line.449"></a>
+<span class="sourceLineNo">450</span> return out;<a name="line.450"></a>
+<span class="sourceLineNo">451</span> } catch(RemoteException e) {<a name="line.451"></a>
+<span class="sourceLineNo">452</span> if(AlreadyBeingCreatedException.class.getName().equals(e.getClassName())){<a name="line.452"></a>
+<span class="sourceLineNo">453</span> return null;<a name="line.453"></a>
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+<span class="sourceLineNo">458</span> }<a name="line.458"></a>
+<span class="sourceLineNo">459</span><a name="line.459"></a>
+<span class="sourceLineNo">460</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.460"></a>
+<span class="sourceLineNo">461</span> final Path hbckLockFilePath, final FsPermission defaultPerms)<a name="line.461"></a>
+<span class="sourceLineNo">462</span> throws IOException {<a name="line.462"></a>
+<span class="sourceLineNo">463</span> IOException exception = null;<a name="line.463"></a>
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+<span class="sourceLineNo">465</span> try {<a name="line.465"></a>
+<span class="sourceLineNo">466</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.466"></a>
+<span class="sourceLineNo">467</span> } catch (IOException ioe) {<a name="line.467"></a>
+<span class="sourceLineNo">468</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.468"></a>
+<span class="sourceLineNo">469</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.469"></a>
+<span class="sourceLineNo">470</span> + retryCounter.getMaxAttempts());<a name="line.470"></a>
+<span class="sourceLineNo">471</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.471"></a>
+<span class="sourceLineNo">472</span> ioe);<a name="line.472"></a>
+<span class="sourceLineNo">473</span> try {<a name="line.473"></a>
+<span class="sourceLineNo">474</span> exception = ioe;<a name="line.474"></a>
+<span class="sourceLineNo">475</span> retryCounter.sleepUntilNextRetry();<a name="line.475"></a>
+<span class="sourceLineNo">476</span> } catch (InterruptedException ie) {<a name="line.476"></a>
+<span class="sourceLineNo">477</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.477"></a>
+<span class="sourceLineNo">478</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.478"></a>
+<span class="sourceLineNo">479</span> .initCause(ie);<a name="line.479"></a>
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+<span class="sourceLineNo">481</span> }<a name="line.481"></a>
+<span class="sourceLineNo">482</span> } while (retryCounter.shouldRetry());<a name="line.482"></a>
+<span class="sourceLineNo">483</span><a name="line.483"></a>
+<span class="sourceLineNo">484</span> throw exception;<a name="line.484"></a>
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+<span class="sourceLineNo">487</span><a name="line.487"></a>
+<span class="sourceLineNo">488</span> /**<a name="line.488"></a>
+<span class="sourceLineNo">489</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.489"></a>
+<span class="sourceLineNo">490</span> *<a name="line.490"></a>
+<span class="sourceLineNo">491</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.491"></a>
+<span class="sourceLineNo">492</span> * @throws IOException if IO failure occurs<a name="line.492"></a>
+<span class="sourceLineNo">493</span> */<a name="line.493"></a>
+<span class="sourceLineNo">494</span> public static Pair<Path, FSDataOutputStream> checkAndMarkRunningHbck(Configuration conf,<a name="line.494"></a>
+<span class="sourceLineNo">495</span> RetryCounter retryCounter) throws IOException {<a name="line.495"></a>
+<span class="sourceLineNo">496</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.496"></a>
+<span class="sourceLineNo">497</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.497"></a>
+<span class="sourceLineNo">498</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.498"></a>
+<span class="sourceLineNo">499</span> executor.execute(futureTask);<a name="line.499"></a>
+<span class="sourceLineNo">500</span> final int timeoutInSeconds = conf.getInt(<a name="line.500"></a>
+<span class="sourceLineNo">501</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.501"></a>
+<span class="sourceLineNo">502</span> FSDataOutputStream stream = null;<a name="line.502"></a>
+<span class="sourceLineNo">503</span> try {<a name="line.503"></a>
+<span class="sourceLineNo">504</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.504"></a>
+<span class="sourceLineNo">505</span> } catch (ExecutionException ee) {<a name="line.505"></a>
+<span class="sourceLineNo">506</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.506"></a>
+<span class="sourceLineNo">507</span> } catch (InterruptedException ie) {<a name="line.507"></a>
+<span class="sourceLineNo">508</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.508"></a>
+<span class="sourceLineNo">509</span> Thread.currentThread().interrupt();<a name="line.509"></a>
+<span class="sourceLineNo">510</span> } catch (TimeoutException exception) {<a name="line.510"></a>
+<span class="sourceLineNo">511</span> // took too long to obtain lock<a name="line.511"></a>
+<span class="sourceLineNo">512</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.512"></a>
+<span class="sourceLineNo">513</span> futureTask.cancel(true);<a name="line.513"></a>
+<span class="sourceLineNo">514</span> } finally {<a name="line.514"></a>
+<span class="sourceLineNo">515</span> executor.shutdownNow();<a name="line.515"></a>
+<span class="sourceLineNo">516</span> }<a name="line.516"></a>
+<span class="sourceLineNo">517</span> return new Pair<Path, FSDataOutputStream>(callable.getHbckLockPath(), stream);<a name="line.517"></a>
+<span class="sourceLineNo">518</span> }<a name="line.518"></a>
+<span class="sourceLineNo">519</span><a name="line.519"></a>
+<span class="sourceLineNo">520</span> private void unlockHbck() {<a name="line.520"></a>
+<span class="sourceLineNo">521</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.521"></a>
+<span class="sourceLineNo">522</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.522"></a>
+<span class="sourceLineNo">523</span> do {<a name="line.523"></a>
+<span class="sourceLineNo">524</span> try {<a name="line.524"></a>
+<span class="sourceLineNo">525</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.525"></a>
+<span class="sourceLineNo">526</span> FSUtils.delete(FSUtils.getCurrentFileSystem(getConf()),
<TRUNCATED>
[30/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.html
index 2cdee19..e6bc675 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterRpcServices.html
@@ -110,2406 +110,2407 @@
<span class="sourceLineNo">102</span>import org.apache.hadoop.hbase.util.ForeignExceptionUtil;<a name="line.102"></a>
<span class="sourceLineNo">103</span>import org.apache.hadoop.hbase.util.Pair;<a name="line.103"></a>
<span class="sourceLineNo">104</span>import org.apache.hadoop.hbase.wal.AbstractFSWALProvider;<a name="line.104"></a>
-<span class="sourceLineNo">105</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.105"></a>
-<span class="sourceLineNo">106</span>import org.apache.zookeeper.KeeperException;<a name="line.106"></a>
-<span class="sourceLineNo">107</span>import org.slf4j.Logger;<a name="line.107"></a>
-<span class="sourceLineNo">108</span>import org.slf4j.LoggerFactory;<a name="line.108"></a>
-<span class="sourceLineNo">109</span><a name="line.109"></a>
-<span class="sourceLineNo">110</span>import org.apache.hbase.thirdparty.com.google.protobuf.RpcController;<a name="line.110"></a>
-<span class="sourceLineNo">111</span>import org.apache.hbase.thirdparty.com.google.protobuf.ServiceException;<a name="line.111"></a>
-<span class="sourceLineNo">112</span>import org.apache.hbase.thirdparty.com.google.protobuf.UnsafeByteOperations;<a name="line.112"></a>
-<span class="sourceLineNo">113</span><a name="line.113"></a>
-<span class="sourceLineNo">114</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.114"></a>
-<span class="sourceLineNo">115</span>import org.apache.hadoop.hbase.shaded.protobuf.ResponseConverter;<a name="line.115"></a>
-<span class="sourceLineNo">116</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.CompactRegionRequest;<a name="line.116"></a>
-<span class="sourceLineNo">117</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.CompactRegionResponse;<a name="line.117"></a>
-<span class="sourceLineNo">118</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.GetRegionInfoRequest;<a name="line.118"></a>
-<span class="sourceLineNo">119</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.GetRegionInfoResponse;<a name="line.119"></a>
-<span class="sourceLineNo">120</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClientProtos;<a name="line.120"></a>
-<span class="sourceLineNo">121</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos;<a name="line.121"></a>
-<span class="sourceLineNo">122</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.ClusterStatusProtos.RegionStoreSequenceIds;<a name="line.122"></a>
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-<span class="sourceLineNo">124</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.NameStringPair;<a name="line.124"></a>
-<span class="sourceLineNo">125</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.ProcedureDescription;<a name="line.125"></a>
-<span class="sourceLineNo">126</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.RegionSpecifier.RegionSpecifierType;<a name="line.126"></a>
-<span class="sourceLineNo">127</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.HBaseProtos.VersionInfo;<a name="line.127"></a>
-<span class="sourceLineNo">128</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockHeartbeatRequest;<a name="line.128"></a>
-<span class="sourceLineNo">129</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockHeartbeatResponse;<a name="line.129"></a>
-<span class="sourceLineNo">130</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockRequest;<a name="line.130"></a>
-<span class="sourceLineNo">131</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockResponse;<a name="line.131"></a>
-<span class="sourceLineNo">132</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.LockServiceProtos.LockService;<a name="line.132"></a>
-<span class="sourceLineNo">133</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos;<a name="line.133"></a>
-<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AbortProcedureRequest;<a name="line.134"></a>
-<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AbortProcedureResponse;<a name="line.135"></a>
-<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AddColumnRequest;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.AddColumnResponse;<a name="line.137"></a>
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-<span class="sourceLineNo">554</span> ProtobufUtil.toTableName(req.getTableName()),<a name="line.554"></a>
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-<span class="sourceLineNo">578</span> + " actual: " + type);<a name="line.578"></a>
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+<span class="sourceLineNo">106</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.106"></a>
+<span class="sourceLineNo">107</span>import org.apache.zookeeper.KeeperException;<a name="line.107"></a>
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+<span class="sourceLineNo">109</span>import org.slf4j.LoggerFactory;<a name="line.109"></a>
+<span class="sourceLineNo">110</span><a name="line.110"></a>
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+<span class="sourceLineNo">113</span>import org.apache.hbase.thirdparty.com.google.protobuf.UnsafeByteOperations;<a name="line.113"></a>
+<span class="sourceLineNo">114</span><a name="line.114"></a>
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+<span class="sourceLineNo">210</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ListTableDescriptorsByNamespaceRequest;<a name="line.210"></a>
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+<span class="sourceLineNo">220</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyColumnRequest;<a name="line.220"></a>
+<span class="sourceLineNo">221</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyColumnResponse;<a name="line.221"></a>
+<span class="sourceLineNo">222</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.MasterProtos.ModifyNamespaceRequest;<a name="line.222"></a>
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-<tr id="i61" class="rowColor">
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<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#loadHdfsRegioninfo-org.apache.hadoop.hbase.util.HBaseFsck.HbckInfo-">loadHdfsRegioninfo</a></span>(<a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.HbckInfo.html" title="class in org.apache.hadoop.hbase.util">HBaseFsck.HbckInfo</a> hbi)</code>
<div class="block">Read the .regioninfo file from the file system.</div>
</td>
</tr>
-<tr id="i62" class="altColor">
+<tr id="i61" class="rowColor">
<td class="colFirst"><code>private <a href="https://docs.oracle.com/javase/8/docs/api/java/util/SortedMap.html?is-external=true" title="class or interface in java.util">SortedMap</a><<a href="../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>,<a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.TableInfo.html" title="class in org.apache.hadoop.hbase.util">HBaseFsck.TableInfo</a>></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#loadHdfsRegionInfos--">loadHdfsRegionInfos</a></span>()</code>
<div class="block">Populate hbi's from regionInfos loaded from file system.</div>
</td>
</tr>
-<tr id="i63" class="rowColor">
+<tr id="i62" class="altColor">
<td class="colFirst"><code>(package private) boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#loadMetaEntries--">loadMetaEntries</a></span>()</code>
<div class="block">Scan hbase:meta, adding all regions found to the regionInfo map.</div>
</td>
</tr>
-<tr id="i64" class="altColor">
+<tr id="i63" class="rowColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#loadTableInfosForTablesWithNoRegion--">loadTableInfosForTablesWithNoRegion</a></span>()</code>
<div class="block">Loads table info's for tables that may not have been included, since there are no
regions reported for the table, but table dir is there in hdfs</div>
</td>
</tr>
-<tr id="i65" class="rowColor">
+<tr id="i64" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#loadTableStates--">loadTableStates</a></span>()</code>
<div class="block">Load the list of disabled tables in ZK into local set.</div>
</td>
</tr>
-<tr id="i66" class="altColor">
+<tr id="i65" class="rowColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#logParallelMerge--">logParallelMerge</a></span>()</code>
<div class="block">Log an appropriate message about whether or not overlapping merges are computed in parallel.</div>
</td>
</tr>
-<tr id="i67" class="rowColor">
+<tr id="i66" class="altColor">
<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#main-java.lang.String:A-">main</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>[] args)</code>
<div class="block">Main program</div>
</td>
</tr>
-<tr id="i68" class="altColor">
+<tr id="i67" class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#mergeRegionDirs-org.apache.hadoop.fs.Path-org.apache.hadoop.hbase.util.HBaseFsck.HbckInfo-">mergeRegionDirs</a></span>(org.apache.hadoop.fs.Path targetRegionDir,
<a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.HbckInfo.html" title="class in org.apache.hadoop.hbase.util">HBaseFsck.HbckInfo</a> contained)</code>
<div class="block">Merge hdfs data by moving from contained HbckInfo into targetRegionDir.</div>
</td>
</tr>
-<tr id="i69" class="rowColor">
+<tr id="i68" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#offline-byte:A-">offline</a></span>(byte[] regionName)</code>
<div class="block">This backwards-compatibility wrapper for permanently offlining a region
that should not be alive.</div>
</td>
</tr>
-<tr id="i70" class="altColor">
+<tr id="i69" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#offlineHdfsIntegrityRepair--">offlineHdfsIntegrityRepair</a></span>()</code>
<div class="block">This repair method analyzes hbase data in hdfs and repairs it to satisfy
the table integrity rules.</div>
</td>
</tr>
-<tr id="i71" class="rowColor">
+<tr id="i70" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#offlineHLinkFileRepair--">offlineHLinkFileRepair</a></span>()</code>
<div class="block">Scan all the store file names to find any lingering HFileLink files,
which refer to some none-exiting files.</div>
</td>
</tr>
-<tr id="i72" class="altColor">
+<tr id="i71" class="rowColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#offlineReferenceFileRepair--">offlineReferenceFileRepair</a></span>()</code>
<div class="block">Scan all the store file names to find any lingering reference files,
which refer to some none-exiting files.</div>
</td>
</tr>
-<tr id="i73" class="rowColor">
+<tr id="i72" class="altColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#onlineConsistencyRepair--">onlineConsistencyRepair</a></span>()</code>
<div class="block">This repair method requires the cluster to be online since it contacts
region servers and the masters.</div>
</td>
</tr>
-<tr id="i74" class="altColor">
+<tr id="i73" class="rowColor">
<td class="colFirst"><code>int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#onlineHbck--">onlineHbck</a></span>()</code>
<div class="block">Contacts the master and prints out cluster-wide information</div>
</td>
</tr>
-<tr id="i75" class="rowColor">
+<tr id="i74" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#preCheckPermission--">preCheckPermission</a></span>()</code> </td>
</tr>
-<tr id="i76" class="altColor">
+<tr id="i75" class="rowColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#printTableSummary-java.util.SortedMap-">printTableSummary</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/SortedMap.html?is-external=true" title="class or interface in java.util">SortedMap</a><<a href="../../../../../org/apache/hadoop/hbase/TableName.html" title="class in org.apache.hadoop.hbase">TableName</a>,<a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.TableInfo.html" title="class in org.apache.hadoop.hbase.util">HBaseFsck.TableInfo</a>> tablesInfo)</code>
<div class="block">Prints summary of all tables found on the system.</div>
</td>
</tr>
-<tr id="i77" class="rowColor">
+<tr id="i76" class="altColor">
<td class="colFirst"><code>protected <a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html" title="class in org.apache.hadoop.hbase.util">HBaseFsck</a></code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#printUsageAndExit--">printUsageAndExit</a></span>()</code> </td>
</tr>
-<tr id="i78" class="altColor">
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<td class="colFirst"><code>(package private) void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#processRegionServers-java.util.Collection-">processRegionServers</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util">Collection</a><<a href="../../../../../org/apache/hadoop/hbase/ServerName.html" title="class in org.apache.hadoop.hbase">ServerName</a>> regionServerList)</code>
<div class="block">Contacts each regionserver and fetches metadata about regions.</div>
</td>
</tr>
-<tr id="i79" class="rowColor">
+<tr id="i78" class="altColor">
<td class="colFirst"><code>boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#rebuildMeta-boolean-">rebuildMeta</a></span>(boolean fix)</code>
<div class="block">Rebuilds meta from information in hdfs/fs.</div>
</td>
</tr>
-<tr id="i80" class="altColor">
+<tr id="i79" class="rowColor">
<td class="colFirst"><code>private boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#recordMetaRegion--">recordMetaRegion</a></span>()</code>
<div class="block">Record the location of the hbase:meta region as found in ZooKeeper.</div>
</td>
</tr>
-<tr id="i81" class="rowColor">
+<tr id="i80" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#removeHBCKMetaRecoveryWALDir-java.lang.String-">removeHBCKMetaRecoveryWALDir</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> walFactoryId)</code>
<div class="block">Removes the empty Meta recovery WAL directory.</div>
</td>
</tr>
-<tr id="i82" class="altColor">
+<tr id="i81" class="rowColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#reportEmptyMetaCells--">reportEmptyMetaCells</a></span>()</code>
<div class="block">TODO -- need to add tests for this.</div>
</td>
</tr>
-<tr id="i83" class="rowColor">
+<tr id="i82" class="altColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#reportTablesInFlux--">reportTablesInFlux</a></span>()</code>
<div class="block">TODO -- need to add tests for this.</div>
</td>
</tr>
-<tr id="i84" class="altColor">
+<tr id="i83" class="rowColor">
<td class="colFirst"><code>private void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#resetSplitParent-org.apache.hadoop.hbase.util.HBaseFsck.HbckInfo-">resetSplitParent</a></span>(<a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.HbckInfo.html" title="class in org.apache.hadoop.hbase.util">HBaseFsck.HbckInfo</a> hi)</code>
<div class="block">Reset the split parent region info in meta table</div>
</td>
</tr>
-<tr id="i85" class="rowColor">
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<td class="colFirst"><code>private int</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#restoreHdfsIntegrity--">restoreHdfsIntegrity</a></span>()</code>
<div class="block">This method determines if there are table integrity errors in HDFS.</div>
</td>
</tr>
-<tr id="i86" class="altColor">
+<tr id="i85" class="rowColor">
<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setCheckHdfs-boolean-">setCheckHdfs</a></span>(boolean checking)</code> </td>
</tr>
-<tr id="i87" class="rowColor">
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<td class="colFirst"><code>(package private) void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setCheckMetaOnly--">setCheckMetaOnly</a></span>()</code>
<div class="block">Set hbase:meta check mode.</div>
</td>
</tr>
-<tr id="i88" class="altColor">
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setCleanReplicationBarrier-boolean-">setCleanReplicationBarrier</a></span>(boolean shouldClean)</code> </td>
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-<tr id="i89" class="rowColor">
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setCleanReplicationBarrierTable-java.lang.String-">setCleanReplicationBarrierTable</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> cleanReplicationBarrierTable)</code> </td>
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-<tr id="i90" class="altColor">
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<td class="colFirst"><code>static void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setDisplayFullReport--">setDisplayFullReport</a></span>()</code>
<div class="block">Display the full report from fsck.</div>
</td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setFixAssignments-boolean-">setFixAssignments</a></span>(boolean shouldFix)</code>
<div class="block">Fix inconsistencies found by fsck.</div>
</td>
</tr>
-<tr id="i92" class="altColor">
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setFixEmptyMetaCells-boolean-">setFixEmptyMetaCells</a></span>(boolean shouldFix)</code> </td>
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-<tr id="i93" class="rowColor">
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setFixHdfsHoles-boolean-">setFixHdfsHoles</a></span>(boolean shouldFix)</code> </td>
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-<tr id="i94" class="altColor">
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setFixHdfsOrphans-boolean-">setFixHdfsOrphans</a></span>(boolean shouldFix)</code> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setFixHdfsOverlaps-boolean-">setFixHdfsOverlaps</a></span>(boolean shouldFix)</code> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setFixHFileLinks-boolean-">setFixHFileLinks</a></span>(boolean shouldFix)</code> </td>
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-<tr id="i97" class="rowColor">
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setFixMeta-boolean-">setFixMeta</a></span>(boolean shouldFix)</code> </td>
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-<tr id="i98" class="altColor">
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setFixReferenceFiles-boolean-">setFixReferenceFiles</a></span>(boolean shouldFix)</code> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setFixReplication-boolean-">setFixReplication</a></span>(boolean shouldFix)</code>
<div class="block">Set replication fix mode.</div>
</td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setFixSplitParents-boolean-">setFixSplitParents</a></span>(boolean shouldFix)</code> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setFixTableOrphans-boolean-">setFixTableOrphans</a></span>(boolean shouldFix)</code> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setFixVersionFile-boolean-">setFixVersionFile</a></span>(boolean shouldFix)</code> </td>
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<td class="colFirst"><code>static void</code></td>
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<div class="block">Set exclusive mode.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setHFileCorruptionChecker-org.apache.hadoop.hbase.util.hbck.HFileCorruptionChecker-">setHFileCorruptionChecker</a></span>(<a href="../../../../../org/apache/hadoop/hbase/util/hbck/HFileCorruptionChecker.html" title="class in org.apache.hadoop.hbase.util.hbck">HFileCorruptionChecker</a> hfcc)</code> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setIgnorePreCheckPermission-boolean-">setIgnorePreCheckPermission</a></span>(boolean ignorePreCheckPermission)</code> </td>
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<td class="colFirst"><code>private boolean</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setMasterInMaintenanceMode--">setMasterInMaintenanceMode</a></span>()</code>
<div class="block">This method maintains an ephemeral znode.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setMaxMerge-int-">setMaxMerge</a></span>(int mm)</code> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setMaxOverlapsToSideline-int-">setMaxOverlapsToSideline</a></span>(int mo)</code> </td>
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<td class="colFirst"><code>(package private) void</code></td>
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<div class="block">Set region boundaries check mode.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setRemoveParents-boolean-">setRemoveParents</a></span>(boolean shouldFix)</code> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setRetCode-int-">setRetCode</a></span>(int code)</code> </td>
</tr>
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<td class="colFirst"><code>(package private) void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setShouldRerun--">setShouldRerun</a></span>()</code>
<div class="block">Check if we should rerun fsck again.</div>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setSidelineBigOverlaps-boolean-">setSidelineBigOverlaps</a></span>(boolean sbo)</code> </td>
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<td class="colFirst"><code>void</code></td>
<td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hadoop/hbase/util/HBaseFsck.html#setSidelineDir-java.lang.String-">setSidelineDir</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> sidelineDir)</code> </td>
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<td class="colFirst"><code>(package private) static void</code></td>
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<span class="sourceLineNo">134</span>import org.apache.hadoop.hbase.wal.WAL;<a name="line.134"></a>
<span class="sourceLineNo">135</span>import org.apache.hadoop.hbase.wal.WALFactory;<a name="line.135"></a>
<span class="sourceLineNo">136</span>import org.apache.hadoop.hbase.wal.WALSplitter;<a name="line.136"></a>
-<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.MetaTableLocator;<a name="line.137"></a>
-<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.138"></a>
-<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.139"></a>
-<span class="sourceLineNo">140</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.140"></a>
-<span class="sourceLineNo">141</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.141"></a>
-<span class="sourceLineNo">142</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.142"></a>
-<span class="sourceLineNo">143</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.143"></a>
-<span class="sourceLineNo">144</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.144"></a>
-<span class="sourceLineNo">145</span>import org.apache.hadoop.util.Tool;<a name="line.145"></a>
-<span class="sourceLineNo">146</span>import org.apache.hadoop.util.ToolRunner;<a name="line.146"></a>
-<span class="sourceLineNo">147</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.147"></a>
-<span class="sourceLineNo">148</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.148"></a>
-<span class="sourceLineNo">149</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.149"></a>
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-<span class="sourceLineNo">166</span>/**<a name="line.166"></a>
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-<span class="sourceLineNo">168</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.168"></a>
-<span class="sourceLineNo">169</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.169"></a>
-<span class="sourceLineNo">170</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.170"></a>
-<span class="sourceLineNo">171</span> *<a name="line.171"></a>
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-<span class="sourceLineNo">178</span> * one region of a table. This means there are no individual degenerate<a name="line.178"></a>
-<span class="sourceLineNo">179</span> * or backwards regions; no holes between regions; and that there are no<a name="line.179"></a>
-<span class="sourceLineNo">180</span> * overlapping regions.<a name="line.180"></a>
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-<span class="sourceLineNo">182</span> * The general repair strategy works in two phases:<a name="line.182"></a>
-<span class="sourceLineNo">183</span> * <ol><a name="line.183"></a>
-<span class="sourceLineNo">184</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.184"></a>
-<span class="sourceLineNo">185</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.185"></a>
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-<span class="sourceLineNo">189</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.189"></a>
-<span class="sourceLineNo">190</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.190"></a>
-<span class="sourceLineNo">191</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.191"></a>
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-<span class="sourceLineNo">195</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.195"></a>
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-<span class="sourceLineNo">198</span> * an offline fashion.<a name="line.198"></a>
-<span class="sourceLineNo">199</span> * <p><a name="line.199"></a>
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-<span class="sourceLineNo">202</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.202"></a>
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-<span class="sourceLineNo">204</span> * <p><a name="line.204"></a>
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-<span class="sourceLineNo">206</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.206"></a>
-<span class="sourceLineNo">207</span> * first be called successfully. Much of the region consistency information<a name="line.207"></a>
-<span class="sourceLineNo">208</span> * is transient and less risky to repair.<a name="line.208"></a>
-<span class="sourceLineNo">209</span> * <p><a name="line.209"></a>
-<span class="sourceLineNo">210</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.210"></a>
-<span class="sourceLineNo">211</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.211"></a>
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-<span class="sourceLineNo">268</span> /***********<a name="line.268"></a>
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-<span class="sourceLineNo">536</span> retryCounter.sleepUntilNextRetry();<a name="line.536"></a>
-<span class="sourceLineNo">537</span> } catch (InterruptedException ie) {<a name="line.537"></a>
-<span class="sourceLineNo">538</span> Thread.currentThread().interrupt();<a name="line.538"></a>
-<span class="sourceLineNo">539</span> LOG.warn("Interrupted while deleting lock file" +<a name="line.539"></a>
-<span class="sourceLineNo">540</span> HBCK_LOCK_PATH);<a name="line.540"></a>
-<span class="sourceLineNo">541</span> return;<a name="line.541"></a>
-<span class="sourceLineNo">542</span> }<a name="line.542"></a>
-<span class="sourceLineNo">543</span> }<a name="line.543"></a>
-<span class="sourceLineNo">544</span> } while (retryCounter.shouldRetry());<a name="line.544"></a>
-<span class="sourceLineNo">545</span> }<a name="line.545"></a>
-<span class="sourceLineNo">546</span> }<a name="line.546"></a>
-<span class="sourceLineNo">547</span><a name="line.547"></a>
-<span class="sourceLineNo">548</span> /**<a name="line.548"></a>
-<span class="sourceLineNo">549</span> * To repair region consistency, one must call connect() in order to repair<a name="line.549"></a>
-<span class="sourceLineNo">550</span> * online state.<a name="line.550"></a>
-<span class="sourceLineNo">551</span> */<a name="line.551"></a>
-<span class="sourceLineNo">552</span> public void connect() throws IOException {<a name="line.552"></a>
-<span class="sourceLineNo">553</span><a name="line.553"></a>
-<span class="sourceLineNo">554</span> if (isExclusive()) {<a name="line.554"></a>
-<span class="sourceLineNo">555</span> // Grab the lock<a name="line.555"></a>
-<span class="sourceLineNo">556</span> Pair<Path, FSDataOutputStream> pair =<a name="line.556"></a>
-<span class="sourceLineNo">557</span> checkAndMarkRunningHbck(getConf(), this.lockFileRetryCounterFactory.create());<a name="line.557"></a>
-<span class="sourceLineNo">558</span> HBCK_LOCK_PATH = pair.getFirst();<a name="line.558"></a>
-<span class="sourceLineNo">559</span> this.hbckOutFd = pair.getSecond();<a name="line.559"></a>
-<span class="sourceLineNo">560</span> if (hbckOutFd == null) {<a name="line.560"></a>
-<span class="sourceLineNo">561</span> setRetCode(-1);<a name="line.561"></a>
-<span class="sourceLineNo">562</span> LOG.error("Another instance of hbck is fixing HBase, exiting this instance. " +<a name="line.562"></a>
-<span class="sourceLineNo">563</span> "[If you are sure no other instance is running, delete the lock file " +<a name="line.563"></a>
-<span class="sourceLineNo">564</span> HBCK_LOCK_PATH + " and rerun the tool]");<a name="line.564"></a>
-<span class="sourceLineNo">565</span> throw new IOException("Duplicate hbck - Abort");<a name="line.565"></a>
-<span class="sourceLineNo">566</span> }<a name="line.566"></a>
-<span class="sourceLineNo">567</span><a name="line.567"></a>
-<span class="sourceLineNo">568</span> // Make sure to cleanup the lock<a name="line.568"></a>
-<span class="sourceLineNo">569</span> hbckLockCleanup.set(true);<a name="line.569"></a>
-<span class="sourceLineNo">570</span> }<a name="line.570"></a>
+<span class="sourceLineNo">137</span>import org.apache.hadoop.hbase.zookeeper.ZKUtil;<a name="line.137"></a>
+<span class="sourceLineNo">138</span>import org.apache.hadoop.hbase.zookeeper.ZKWatcher;<a name="line.138"></a>
+<span class="sourceLineNo">139</span>import org.apache.hadoop.hbase.zookeeper.ZNodePaths;<a name="line.139"></a>
+<span class="sourceLineNo">140</span>import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;<a name="line.140"></a>
+<span class="sourceLineNo">141</span>import org.apache.hadoop.ipc.RemoteException;<a name="line.141"></a>
+<span class="sourceLineNo">142</span>import org.apache.hadoop.security.UserGroupInformation;<a name="line.142"></a>
+<span class="sourceLineNo">143</span>import org.apache.hadoop.util.ReflectionUtils;<a name="line.143"></a>
+<span class="sourceLineNo">144</span>import org.apache.hadoop.util.Tool;<a name="line.144"></a>
+<span class="sourceLineNo">145</span>import org.apache.hadoop.util.ToolRunner;<a name="line.145"></a>
+<span class="sourceLineNo">146</span>import org.apache.yetus.audience.InterfaceAudience;<a name="line.146"></a>
+<span class="sourceLineNo">147</span>import org.apache.yetus.audience.InterfaceStability;<a name="line.147"></a>
+<span class="sourceLineNo">148</span>import org.apache.zookeeper.KeeperException;<a name="line.148"></a>
+<span class="sourceLineNo">149</span>import org.slf4j.Logger;<a name="line.149"></a>
+<span class="sourceLineNo">150</span>import org.slf4j.LoggerFactory;<a name="line.150"></a>
+<span class="sourceLineNo">151</span><a name="line.151"></a>
+<span class="sourceLineNo">152</span>import org.apache.hbase.thirdparty.com.google.common.annotations.VisibleForTesting;<a name="line.152"></a>
+<span class="sourceLineNo">153</span>import org.apache.hbase.thirdparty.com.google.common.base.Joiner;<a name="line.153"></a>
+<span class="sourceLineNo">154</span>import org.apache.hbase.thirdparty.com.google.common.base.Preconditions;<a name="line.154"></a>
+<span class="sourceLineNo">155</span>import org.apache.hbase.thirdparty.com.google.common.collect.ImmutableList;<a name="line.155"></a>
+<span class="sourceLineNo">156</span>import org.apache.hbase.thirdparty.com.google.common.collect.Lists;<a name="line.156"></a>
+<span class="sourceLineNo">157</span>import org.apache.hbase.thirdparty.com.google.common.collect.Multimap;<a name="line.157"></a>
+<span class="sourceLineNo">158</span>import org.apache.hbase.thirdparty.com.google.common.collect.Ordering;<a name="line.158"></a>
+<span class="sourceLineNo">159</span>import org.apache.hbase.thirdparty.com.google.common.collect.Sets;<a name="line.159"></a>
+<span class="sourceLineNo">160</span>import org.apache.hbase.thirdparty.com.google.common.collect.TreeMultimap;<a name="line.160"></a>
+<span class="sourceLineNo">161</span><a name="line.161"></a>
+<span class="sourceLineNo">162</span>import org.apache.hadoop.hbase.shaded.protobuf.ProtobufUtil;<a name="line.162"></a>
+<span class="sourceLineNo">163</span>import org.apache.hadoop.hbase.shaded.protobuf.generated.AdminProtos.AdminService.BlockingInterface;<a name="line.163"></a>
+<span class="sourceLineNo">164</span><a name="line.164"></a>
+<span class="sourceLineNo">165</span>/**<a name="line.165"></a>
+<span class="sourceLineNo">166</span> * HBaseFsck (hbck) is a tool for checking and repairing region consistency and<a name="line.166"></a>
+<span class="sourceLineNo">167</span> * table integrity problems in a corrupted HBase. This tool was written for hbase-1.x. It does not<a name="line.167"></a>
+<span class="sourceLineNo">168</span> * work with hbase-2.x; it can read state but is not allowed to change state; i.e. effect 'repair'.<a name="line.168"></a>
+<span class="sourceLineNo">169</span> * See hbck2 (HBASE-19121) for a hbck tool for hbase2.<a name="line.169"></a>
+<span class="sourceLineNo">170</span> *<a name="line.170"></a>
+<span class="sourceLineNo">171</span> * <p><a name="line.171"></a>
+<span class="sourceLineNo">172</span> * Region consistency checks verify that hbase:meta, region deployment on region<a name="line.172"></a>
+<span class="sourceLineNo">173</span> * servers and the state of data in HDFS (.regioninfo files) all are in<a name="line.173"></a>
+<span class="sourceLineNo">174</span> * accordance.<a name="line.174"></a>
+<span class="sourceLineNo">175</span> * <p><a name="line.175"></a>
+<span class="sourceLineNo">176</span> * Table integrity checks verify that all possible row keys resolve to exactly<a name="line.176"></a>
+<span class="sourceLineNo">177</span> * one region of a table. This means there are no individual degenerate<a name="line.177"></a>
+<span class="sourceLineNo">178</span> * or backwards regions; no holes between regions; and that there are no<a name="line.178"></a>
+<span class="sourceLineNo">179</span> * overlapping regions.<a name="line.179"></a>
+<span class="sourceLineNo">180</span> * <p><a name="line.180"></a>
+<span class="sourceLineNo">181</span> * The general repair strategy works in two phases:<a name="line.181"></a>
+<span class="sourceLineNo">182</span> * <ol><a name="line.182"></a>
+<span class="sourceLineNo">183</span> * <li> Repair Table Integrity on HDFS. (merge or fabricate regions)<a name="line.183"></a>
+<span class="sourceLineNo">184</span> * <li> Repair Region Consistency with hbase:meta and assignments<a name="line.184"></a>
+<span class="sourceLineNo">185</span> * </ol><a name="line.185"></a>
+<span class="sourceLineNo">186</span> * <p><a name="line.186"></a>
+<span class="sourceLineNo">187</span> * For table integrity repairs, the tables' region directories are scanned<a name="line.187"></a>
+<span class="sourceLineNo">188</span> * for .regioninfo files. Each table's integrity is then verified. If there<a name="line.188"></a>
+<span class="sourceLineNo">189</span> * are any orphan regions (regions with no .regioninfo files) or holes, new<a name="line.189"></a>
+<span class="sourceLineNo">190</span> * regions are fabricated. Backwards regions are sidelined as well as empty<a name="line.190"></a>
+<span class="sourceLineNo">191</span> * degenerate (endkey==startkey) regions. If there are any overlapping regions,<a name="line.191"></a>
+<span class="sourceLineNo">192</span> * a new region is created and all data is merged into the new region.<a name="line.192"></a>
+<span class="sourceLineNo">193</span> * <p><a name="line.193"></a>
+<span class="sourceLineNo">194</span> * Table integrity repairs deal solely with HDFS and could potentially be done<a name="line.194"></a>
+<span class="sourceLineNo">195</span> * offline -- the hbase region servers or master do not need to be running.<a name="line.195"></a>
+<span class="sourceLineNo">196</span> * This phase can eventually be used to completely reconstruct the hbase:meta table in<a name="line.196"></a>
+<span class="sourceLineNo">197</span> * an offline fashion.<a name="line.197"></a>
+<span class="sourceLineNo">198</span> * <p><a name="line.198"></a>
+<span class="sourceLineNo">199</span> * Region consistency requires three conditions -- 1) valid .regioninfo file<a name="line.199"></a>
+<span class="sourceLineNo">200</span> * present in an HDFS region dir, 2) valid row with .regioninfo data in META,<a name="line.200"></a>
+<span class="sourceLineNo">201</span> * and 3) a region is deployed only at the regionserver that was assigned to<a name="line.201"></a>
+<span class="sourceLineNo">202</span> * with proper state in the master.<a name="line.202"></a>
+<span class="sourceLineNo">203</span> * <p><a name="line.203"></a>
+<span class="sourceLineNo">204</span> * Region consistency repairs require hbase to be online so that hbck can<a name="line.204"></a>
+<span class="sourceLineNo">205</span> * contact the HBase master and region servers. The hbck#connect() method must<a name="line.205"></a>
+<span class="sourceLineNo">206</span> * first be called successfully. Much of the region consistency information<a name="line.206"></a>
+<span class="sourceLineNo">207</span> * is transient and less risky to repair.<a name="line.207"></a>
+<span class="sourceLineNo">208</span> * <p><a name="line.208"></a>
+<span class="sourceLineNo">209</span> * If hbck is run from the command line, there are a handful of arguments that<a name="line.209"></a>
+<span class="sourceLineNo">210</span> * can be used to limit the kinds of repairs hbck will do. See the code in<a name="line.210"></a>
+<span class="sourceLineNo">211</span> * {@link #printUsageAndExit()} for more details.<a name="line.211"></a>
+<span class="sourceLineNo">212</span> */<a name="line.212"></a>
+<span class="sourceLineNo">213</span>@InterfaceAudience.LimitedPrivate(HBaseInterfaceAudience.TOOLS)<a name="line.213"></a>
+<span class="sourceLineNo">214</span>@InterfaceStability.Evolving<a name="line.214"></a>
+<span class="sourceLineNo">215</span>public class HBaseFsck extends Configured implements Closeable {<a name="line.215"></a>
+<span class="sourceLineNo">216</span> public static final long DEFAULT_TIME_LAG = 60000; // default value of 1 minute<a name="line.216"></a>
+<span class="sourceLineNo">217</span> public static final long DEFAULT_SLEEP_BEFORE_RERUN = 10000;<a name="line.217"></a>
+<span class="sourceLineNo">218</span> private static final int MAX_NUM_THREADS = 50; // #threads to contact regions<a name="line.218"></a>
+<span class="sourceLineNo">219</span> private static boolean rsSupportsOffline = true;<a name="line.219"></a>
+<span class="sourceLineNo">220</span> private static final int DEFAULT_OVERLAPS_TO_SIDELINE = 2;<a name="line.220"></a>
+<span class="sourceLineNo">221</span> private static final int DEFAULT_MAX_MERGE = 5;<a name="line.221"></a>
+<span class="sourceLineNo">222</span> private static final String TO_BE_LOADED = "to_be_loaded";<a name="line.222"></a>
+<span class="sourceLineNo">223</span> /**<a name="line.223"></a>
+<span class="sourceLineNo">224</span> * Here is where hbase-1.x used to default the lock for hbck1.<a name="line.224"></a>
+<span class="sourceLineNo">225</span> * It puts in place a lock when it goes to write/make changes.<a name="line.225"></a>
+<span class="sourceLineNo">226</span> */<a name="line.226"></a>
+<span class="sourceLineNo">227</span> @VisibleForTesting<a name="line.227"></a>
+<span class="sourceLineNo">228</span> public static final String HBCK_LOCK_FILE = "hbase-hbck.lock";<a name="line.228"></a>
+<span class="sourceLineNo">229</span> private static final int DEFAULT_MAX_LOCK_FILE_ATTEMPTS = 5;<a name="line.229"></a>
+<span class="sourceLineNo">230</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.230"></a>
+<span class="sourceLineNo">231</span> private static final int DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.231"></a>
+<span class="sourceLineNo">232</span> // We have to set the timeout value > HdfsConstants.LEASE_SOFTLIMIT_PERIOD.<a name="line.232"></a>
+<span class="sourceLineNo">233</span> // In HADOOP-2.6 and later, the Namenode proxy now created with custom RetryPolicy for<a name="line.233"></a>
+<span class="sourceLineNo">234</span> // AlreadyBeingCreatedException which is implies timeout on this operations up to<a name="line.234"></a>
+<span class="sourceLineNo">235</span> // HdfsConstants.LEASE_SOFTLIMIT_PERIOD (60 seconds).<a name="line.235"></a>
+<span class="sourceLineNo">236</span> private static final int DEFAULT_WAIT_FOR_LOCK_TIMEOUT = 80; // seconds<a name="line.236"></a>
+<span class="sourceLineNo">237</span> private static final int DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS = 5;<a name="line.237"></a>
+<span class="sourceLineNo">238</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL = 200; // milliseconds<a name="line.238"></a>
+<span class="sourceLineNo">239</span> private static final int DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME = 5000; // milliseconds<a name="line.239"></a>
+<span class="sourceLineNo">240</span><a name="line.240"></a>
+<span class="sourceLineNo">241</span> /**********************<a name="line.241"></a>
+<span class="sourceLineNo">242</span> * Internal resources<a name="line.242"></a>
+<span class="sourceLineNo">243</span> **********************/<a name="line.243"></a>
+<span class="sourceLineNo">244</span> private static final Logger LOG = LoggerFactory.getLogger(HBaseFsck.class.getName());<a name="line.244"></a>
+<span class="sourceLineNo">245</span> private ClusterMetrics status;<a name="line.245"></a>
+<span class="sourceLineNo">246</span> private ClusterConnection connection;<a name="line.246"></a>
+<span class="sourceLineNo">247</span> private Admin admin;<a name="line.247"></a>
+<span class="sourceLineNo">248</span> private Table meta;<a name="line.248"></a>
+<span class="sourceLineNo">249</span> // threads to do ||izable tasks: retrieve data from regionservers, handle overlapping regions<a name="line.249"></a>
+<span class="sourceLineNo">250</span> protected ExecutorService executor;<a name="line.250"></a>
+<span class="sourceLineNo">251</span> private long startMillis = EnvironmentEdgeManager.currentTime();<a name="line.251"></a>
+<span class="sourceLineNo">252</span> private HFileCorruptionChecker hfcc;<a name="line.252"></a>
+<span class="sourceLineNo">253</span> private int retcode = 0;<a name="line.253"></a>
+<span class="sourceLineNo">254</span> private Path HBCK_LOCK_PATH;<a name="line.254"></a>
+<span class="sourceLineNo">255</span> private FSDataOutputStream hbckOutFd;<a name="line.255"></a>
+<span class="sourceLineNo">256</span> // This lock is to prevent cleanup of balancer resources twice between<a name="line.256"></a>
+<span class="sourceLineNo">257</span> // ShutdownHook and the main code. We cleanup only if the connect() is<a name="line.257"></a>
+<span class="sourceLineNo">258</span> // successful<a name="line.258"></a>
+<span class="sourceLineNo">259</span> private final AtomicBoolean hbckLockCleanup = new AtomicBoolean(false);<a name="line.259"></a>
+<span class="sourceLineNo">260</span><a name="line.260"></a>
+<span class="sourceLineNo">261</span> // Unsupported options in HBase 2.0+<a name="line.261"></a>
+<span class="sourceLineNo">262</span> private static final Set<String> unsupportedOptionsInV2 = Sets.newHashSet("-fix",<a name="line.262"></a>
+<span class="sourceLineNo">263</span> "-fixAssignments", "-fixMeta", "-fixHdfsHoles", "-fixHdfsOrphans", "-fixTableOrphans",<a name="line.263"></a>
+<span class="sourceLineNo">264</span> "-fixHdfsOverlaps", "-sidelineBigOverlaps", "-fixSplitParents", "-removeParents",<a name="line.264"></a>
+<span class="sourceLineNo">265</span> "-fixEmptyMetaCells", "-repair", "-repairHoles", "-maxOverlapsToSideline", "-maxMerge");<a name="line.265"></a>
+<span class="sourceLineNo">266</span><a name="line.266"></a>
+<span class="sourceLineNo">267</span> /***********<a name="line.267"></a>
+<span class="sourceLineNo">268</span> * Options<a name="line.268"></a>
+<span class="sourceLineNo">269</span> ***********/<a name="line.269"></a>
+<span class="sourceLineNo">270</span> private static boolean details = false; // do we display the full report<a name="line.270"></a>
+<span class="sourceLineNo">271</span> private long timelag = DEFAULT_TIME_LAG; // tables whose modtime is older<a name="line.271"></a>
+<span class="sourceLineNo">272</span> private static boolean forceExclusive = false; // only this hbck can modify HBase<a name="line.272"></a>
+<span class="sourceLineNo">273</span> private boolean fixAssignments = false; // fix assignment errors?<a name="line.273"></a>
+<span class="sourceLineNo">274</span> private boolean fixMeta = false; // fix meta errors?<a name="line.274"></a>
+<span class="sourceLineNo">275</span> private boolean checkHdfs = true; // load and check fs consistency?<a name="line.275"></a>
+<span class="sourceLineNo">276</span> private boolean fixHdfsHoles = false; // fix fs holes?<a name="line.276"></a>
+<span class="sourceLineNo">277</span> private boolean fixHdfsOverlaps = false; // fix fs overlaps (risky)<a name="line.277"></a>
+<span class="sourceLineNo">278</span> private boolean fixHdfsOrphans = false; // fix fs holes (missing .regioninfo)<a name="line.278"></a>
+<span class="sourceLineNo">279</span> private boolean fixTableOrphans = false; // fix fs holes (missing .tableinfo)<a name="line.279"></a>
+<span class="sourceLineNo">280</span> private boolean fixVersionFile = false; // fix missing hbase.version file in hdfs<a name="line.280"></a>
+<span class="sourceLineNo">281</span> private boolean fixSplitParents = false; // fix lingering split parents<a name="line.281"></a>
+<span class="sourceLineNo">282</span> private boolean removeParents = false; // remove split parents<a name="line.282"></a>
+<span class="sourceLineNo">283</span> private boolean fixReferenceFiles = false; // fix lingering reference store file<a name="line.283"></a>
+<span class="sourceLineNo">284</span> private boolean fixHFileLinks = false; // fix lingering HFileLinks<a name="line.284"></a>
+<span class="sourceLineNo">285</span> private boolean fixEmptyMetaCells = false; // fix (remove) empty REGIONINFO_QUALIFIER rows<a name="line.285"></a>
+<span class="sourceLineNo">286</span> private boolean fixReplication = false; // fix undeleted replication queues for removed peer<a name="line.286"></a>
+<span class="sourceLineNo">287</span> private boolean cleanReplicationBarrier = false; // clean replication barriers of a table<a name="line.287"></a>
+<span class="sourceLineNo">288</span> private boolean fixAny = false; // Set to true if any of the fix is required.<a name="line.288"></a>
+<span class="sourceLineNo">289</span><a name="line.289"></a>
+<span class="sourceLineNo">290</span> // limit checking/fixes to listed tables, if empty attempt to check/fix all<a name="line.290"></a>
+<span class="sourceLineNo">291</span> // hbase:meta are always checked<a name="line.291"></a>
+<span class="sourceLineNo">292</span> private Set<TableName> tablesIncluded = new HashSet<>();<a name="line.292"></a>
+<span class="sourceLineNo">293</span> private TableName cleanReplicationBarrierTable;<a name="line.293"></a>
+<span class="sourceLineNo">294</span> private int maxMerge = DEFAULT_MAX_MERGE; // maximum number of overlapping regions to merge<a name="line.294"></a>
+<span class="sourceLineNo">295</span> // maximum number of overlapping regions to sideline<a name="line.295"></a>
+<span class="sourceLineNo">296</span> private int maxOverlapsToSideline = DEFAULT_OVERLAPS_TO_SIDELINE;<a name="line.296"></a>
+<span class="sourceLineNo">297</span> private boolean sidelineBigOverlaps = false; // sideline overlaps with >maxMerge regions<a name="line.297"></a>
+<span class="sourceLineNo">298</span> private Path sidelineDir = null;<a name="line.298"></a>
+<span class="sourceLineNo">299</span><a name="line.299"></a>
+<span class="sourceLineNo">300</span> private boolean rerun = false; // if we tried to fix something, rerun hbck<a name="line.300"></a>
+<span class="sourceLineNo">301</span> private static boolean summary = false; // if we want to print less output<a name="line.301"></a>
+<span class="sourceLineNo">302</span> private boolean checkMetaOnly = false;<a name="line.302"></a>
+<span class="sourceLineNo">303</span> private boolean checkRegionBoundaries = false;<a name="line.303"></a>
+<span class="sourceLineNo">304</span> private boolean ignorePreCheckPermission = false; // if pre-check permission<a name="line.304"></a>
+<span class="sourceLineNo">305</span><a name="line.305"></a>
+<span class="sourceLineNo">306</span> /*********<a name="line.306"></a>
+<span class="sourceLineNo">307</span> * State<a name="line.307"></a>
+<span class="sourceLineNo">308</span> *********/<a name="line.308"></a>
+<span class="sourceLineNo">309</span> final private ErrorReporter errors;<a name="line.309"></a>
+<span class="sourceLineNo">310</span> int fixes = 0;<a name="line.310"></a>
+<span class="sourceLineNo">311</span><a name="line.311"></a>
+<span class="sourceLineNo">312</span> /**<a name="line.312"></a>
+<span class="sourceLineNo">313</span> * This map contains the state of all hbck items. It maps from encoded region<a name="line.313"></a>
+<span class="sourceLineNo">314</span> * name to HbckInfo structure. The information contained in HbckInfo is used<a name="line.314"></a>
+<span class="sourceLineNo">315</span> * to detect and correct consistency (hdfs/meta/deployment) problems.<a name="line.315"></a>
+<span class="sourceLineNo">316</span> */<a name="line.316"></a>
+<span class="sourceLineNo">317</span> private TreeMap<String, HbckInfo> regionInfoMap = new TreeMap<>();<a name="line.317"></a>
+<span class="sourceLineNo">318</span> // Empty regioninfo qualifiers in hbase:meta<a name="line.318"></a>
+<span class="sourceLineNo">319</span> private Set<Result> emptyRegionInfoQualifiers = new HashSet<>();<a name="line.319"></a>
+<span class="sourceLineNo">320</span><a name="line.320"></a>
+<span class="sourceLineNo">321</span> /**<a name="line.321"></a>
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+<span class="sourceLineNo">324</span> * to prevent dupes.<a name="line.324"></a>
+<span class="sourceLineNo">325</span> *<a name="line.325"></a>
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+<span class="sourceLineNo">329</span> * the meta table<a name="line.329"></a>
+<span class="sourceLineNo">330</span> */<a name="line.330"></a>
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+<span class="sourceLineNo">335</span> */<a name="line.335"></a>
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+<span class="sourceLineNo">337</span><a name="line.337"></a>
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+<span class="sourceLineNo">344</span><a name="line.344"></a>
+<span class="sourceLineNo">345</span> private ZKWatcher zkw = null;<a name="line.345"></a>
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+<span class="sourceLineNo">348</span><a name="line.348"></a>
+<span class="sourceLineNo">349</span> /**<a name="line.349"></a>
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+<span class="sourceLineNo">364</span><a name="line.364"></a>
+<span class="sourceLineNo">365</span> /**<a name="line.365"></a>
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+<span class="sourceLineNo">374</span> */<a name="line.374"></a>
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+<span class="sourceLineNo">376</span> ZooKeeperConnectionException, IOException, ClassNotFoundException {<a name="line.376"></a>
+<span class="sourceLineNo">377</span> super(conf);<a name="line.377"></a>
+<span class="sourceLineNo">378</span> errors = getErrorReporter(getConf());<a name="line.378"></a>
+<span class="sourceLineNo">379</span> this.executor = exec;<a name="line.379"></a>
+<span class="sourceLineNo">380</span> lockFileRetryCounterFactory = createLockRetryCounterFactory(getConf());<a name="line.380"></a>
+<span class="sourceLineNo">381</span> createZNodeRetryCounterFactory = createZnodeRetryCounterFactory(getConf());<a name="line.381"></a>
+<span class="sourceLineNo">382</span> zkw = createZooKeeperWatcher();<a name="line.382"></a>
+<span class="sourceLineNo">383</span> }<a name="line.383"></a>
+<span class="sourceLineNo">384</span><a name="line.384"></a>
+<span class="sourceLineNo">385</span> /**<a name="line.385"></a>
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+<span class="sourceLineNo">387</span> */<a name="line.387"></a>
+<span class="sourceLineNo">388</span> public static RetryCounterFactory createLockRetryCounterFactory(Configuration conf) {<a name="line.388"></a>
+<span class="sourceLineNo">389</span> return new RetryCounterFactory(<a name="line.389"></a>
+<span class="sourceLineNo">390</span> conf.getInt("hbase.hbck.lockfile.attempts", DEFAULT_MAX_LOCK_FILE_ATTEMPTS),<a name="line.390"></a>
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+<span class="sourceLineNo">392</span> DEFAULT_LOCK_FILE_ATTEMPT_SLEEP_INTERVAL),<a name="line.392"></a>
+<span class="sourceLineNo">393</span> conf.getInt("hbase.hbck.lockfile.attempt.maxsleeptime",<a name="line.393"></a>
+<span class="sourceLineNo">394</span> DEFAULT_LOCK_FILE_ATTEMPT_MAX_SLEEP_TIME));<a name="line.394"></a>
+<span class="sourceLineNo">395</span> }<a name="line.395"></a>
+<span class="sourceLineNo">396</span><a name="line.396"></a>
+<span class="sourceLineNo">397</span> /**<a name="line.397"></a>
+<span class="sourceLineNo">398</span> * @return A retry counter factory configured for retrying znode creation.<a name="line.398"></a>
+<span class="sourceLineNo">399</span> */<a name="line.399"></a>
+<span class="sourceLineNo">400</span> private static RetryCounterFactory createZnodeRetryCounterFactory(Configuration conf) {<a name="line.400"></a>
+<span class="sourceLineNo">401</span> return new RetryCounterFactory(<a name="line.401"></a>
+<span class="sourceLineNo">402</span> conf.getInt("hbase.hbck.createznode.attempts", DEFAULT_MAX_CREATE_ZNODE_ATTEMPTS),<a name="line.402"></a>
+<span class="sourceLineNo">403</span> conf.getInt("hbase.hbck.createznode.attempt.sleep.interval",<a name="line.403"></a>
+<span class="sourceLineNo">404</span> DEFAULT_CREATE_ZNODE_ATTEMPT_SLEEP_INTERVAL),<a name="line.404"></a>
+<span class="sourceLineNo">405</span> conf.getInt("hbase.hbck.createznode.attempt.maxsleeptime",<a name="line.405"></a>
+<span class="sourceLineNo">406</span> DEFAULT_CREATE_ZNODE_ATTEMPT_MAX_SLEEP_TIME));<a name="line.406"></a>
+<span class="sourceLineNo">407</span> }<a name="line.407"></a>
+<span class="sourceLineNo">408</span><a name="line.408"></a>
+<span class="sourceLineNo">409</span> /**<a name="line.409"></a>
+<span class="sourceLineNo">410</span> * @return Return the tmp dir this tool writes too.<a name="line.410"></a>
+<span class="sourceLineNo">411</span> */<a name="line.411"></a>
+<span class="sourceLineNo">412</span> @VisibleForTesting<a name="line.412"></a>
+<span class="sourceLineNo">413</span> public static Path getTmpDir(Configuration conf) throws IOException {<a name="line.413"></a>
+<span class="sourceLineNo">414</span> return new Path(FSUtils.getRootDir(conf), HConstants.HBASE_TEMP_DIRECTORY);<a name="line.414"></a>
+<span class="sourceLineNo">415</span> }<a name="line.415"></a>
+<span class="sourceLineNo">416</span><a name="line.416"></a>
+<span class="sourceLineNo">417</span> private static class FileLockCallable implements Callable<FSDataOutputStream> {<a name="line.417"></a>
+<span class="sourceLineNo">418</span> RetryCounter retryCounter;<a name="line.418"></a>
+<span class="sourceLineNo">419</span> private final Configuration conf;<a name="line.419"></a>
+<span class="sourceLineNo">420</span> private Path hbckLockPath = null;<a name="line.420"></a>
+<span class="sourceLineNo">421</span><a name="line.421"></a>
+<span class="sourceLineNo">422</span> public FileLockCallable(Configuration conf, RetryCounter retryCounter) {<a name="line.422"></a>
+<span class="sourceLineNo">423</span> this.retryCounter = retryCounter;<a name="line.423"></a>
+<span class="sourceLineNo">424</span> this.conf = conf;<a name="line.424"></a>
+<span class="sourceLineNo">425</span> }<a name="line.425"></a>
+<span class="sourceLineNo">426</span><a name="line.426"></a>
+<span class="sourceLineNo">427</span> /**<a name="line.427"></a>
+<span class="sourceLineNo">428</span> * @return Will be <code>null</code> unless you call {@link #call()}<a name="line.428"></a>
+<span class="sourceLineNo">429</span> */<a name="line.429"></a>
+<span class="sourceLineNo">430</span> Path getHbckLockPath() {<a name="line.430"></a>
+<span class="sourceLineNo">431</span> return this.hbckLockPath;<a name="line.431"></a>
+<span class="sourceLineNo">432</span> }<a name="line.432"></a>
+<span class="sourceLineNo">433</span><a name="line.433"></a>
+<span class="sourceLineNo">434</span> @Override<a name="line.434"></a>
+<span class="sourceLineNo">435</span> public FSDataOutputStream call() throws IOException {<a name="line.435"></a>
+<span class="sourceLineNo">436</span> try {<a name="line.436"></a>
+<span class="sourceLineNo">437</span> FileSystem fs = FSUtils.getCurrentFileSystem(this.conf);<a name="line.437"></a>
+<span class="sourceLineNo">438</span> FsPermission defaultPerms = FSUtils.getFilePermissions(fs, this.conf,<a name="line.438"></a>
+<span class="sourceLineNo">439</span> HConstants.DATA_FILE_UMASK_KEY);<a name="line.439"></a>
+<span class="sourceLineNo">440</span> Path tmpDir = getTmpDir(conf);<a name="line.440"></a>
+<span class="sourceLineNo">441</span> this.hbckLockPath = new Path(tmpDir, HBCK_LOCK_FILE);<a name="line.441"></a>
+<span class="sourceLineNo">442</span> fs.mkdirs(tmpDir);<a name="line.442"></a>
+<span class="sourceLineNo">443</span> final FSDataOutputStream out = createFileWithRetries(fs, this.hbckLockPath, defaultPerms);<a name="line.443"></a>
+<span class="sourceLineNo">444</span> out.writeBytes(InetAddress.getLocalHost().toString());<a name="line.444"></a>
+<span class="sourceLineNo">445</span> // Add a note into the file we write on why hbase2 is writing out an hbck1 lock file.<a name="line.445"></a>
+<span class="sourceLineNo">446</span> out.writeBytes(" Written by an hbase-2.x Master to block an " +<a name="line.446"></a>
+<span class="sourceLineNo">447</span> "attempt by an hbase-1.x HBCK tool making modification to state. " +<a name="line.447"></a>
+<span class="sourceLineNo">448</span> "See 'HBCK must match HBase server version' in the hbase refguide.");<a name="line.448"></a>
+<span class="sourceLineNo">449</span> out.flush();<a name="line.449"></a>
+<span class="sourceLineNo">450</span> return out;<a name="line.450"></a>
+<span class="sourceLineNo">451</span> } catch(RemoteException e) {<a name="line.451"></a>
+<span class="sourceLineNo">452</span> if(AlreadyBeingCreatedException.class.getName().equals(e.getClassName())){<a name="line.452"></a>
+<span class="sourceLineNo">453</span> return null;<a name="line.453"></a>
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+<span class="sourceLineNo">456</span> }<a name="line.456"></a>
+<span class="sourceLineNo">457</span> }<a name="line.457"></a>
+<span class="sourceLineNo">458</span> }<a name="line.458"></a>
+<span class="sourceLineNo">459</span><a name="line.459"></a>
+<span class="sourceLineNo">460</span> private FSDataOutputStream createFileWithRetries(final FileSystem fs,<a name="line.460"></a>
+<span class="sourceLineNo">461</span> final Path hbckLockFilePath, final FsPermission defaultPerms)<a name="line.461"></a>
+<span class="sourceLineNo">462</span> throws IOException {<a name="line.462"></a>
+<span class="sourceLineNo">463</span> IOException exception = null;<a name="line.463"></a>
+<span class="sourceLineNo">464</span> do {<a name="line.464"></a>
+<span class="sourceLineNo">465</span> try {<a name="line.465"></a>
+<span class="sourceLineNo">466</span> return FSUtils.create(fs, hbckLockFilePath, defaultPerms, false);<a name="line.466"></a>
+<span class="sourceLineNo">467</span> } catch (IOException ioe) {<a name="line.467"></a>
+<span class="sourceLineNo">468</span> LOG.info("Failed to create lock file " + hbckLockFilePath.getName()<a name="line.468"></a>
+<span class="sourceLineNo">469</span> + ", try=" + (retryCounter.getAttemptTimes() + 1) + " of "<a name="line.469"></a>
+<span class="sourceLineNo">470</span> + retryCounter.getMaxAttempts());<a name="line.470"></a>
+<span class="sourceLineNo">471</span> LOG.debug("Failed to create lock file " + hbckLockFilePath.getName(),<a name="line.471"></a>
+<span class="sourceLineNo">472</span> ioe);<a name="line.472"></a>
+<span class="sourceLineNo">473</span> try {<a name="line.473"></a>
+<span class="sourceLineNo">474</span> exception = ioe;<a name="line.474"></a>
+<span class="sourceLineNo">475</span> retryCounter.sleepUntilNextRetry();<a name="line.475"></a>
+<span class="sourceLineNo">476</span> } catch (InterruptedException ie) {<a name="line.476"></a>
+<span class="sourceLineNo">477</span> throw (InterruptedIOException) new InterruptedIOException(<a name="line.477"></a>
+<span class="sourceLineNo">478</span> "Can't create lock file " + hbckLockFilePath.getName())<a name="line.478"></a>
+<span class="sourceLineNo">479</span> .initCause(ie);<a name="line.479"></a>
+<span class="sourceLineNo">480</span> }<a name="line.480"></a>
+<span class="sourceLineNo">481</span> }<a name="line.481"></a>
+<span class="sourceLineNo">482</span> } while (retryCounter.shouldRetry());<a name="line.482"></a>
+<span class="sourceLineNo">483</span><a name="line.483"></a>
+<span class="sourceLineNo">484</span> throw exception;<a name="line.484"></a>
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+<span class="sourceLineNo">486</span> }<a name="line.486"></a>
+<span class="sourceLineNo">487</span><a name="line.487"></a>
+<span class="sourceLineNo">488</span> /**<a name="line.488"></a>
+<span class="sourceLineNo">489</span> * This method maintains a lock using a file. If the creation fails we return null<a name="line.489"></a>
+<span class="sourceLineNo">490</span> *<a name="line.490"></a>
+<span class="sourceLineNo">491</span> * @return FSDataOutputStream object corresponding to the newly opened lock file<a name="line.491"></a>
+<span class="sourceLineNo">492</span> * @throws IOException if IO failure occurs<a name="line.492"></a>
+<span class="sourceLineNo">493</span> */<a name="line.493"></a>
+<span class="sourceLineNo">494</span> public static Pair<Path, FSDataOutputStream> checkAndMarkRunningHbck(Configuration conf,<a name="line.494"></a>
+<span class="sourceLineNo">495</span> RetryCounter retryCounter) throws IOException {<a name="line.495"></a>
+<span class="sourceLineNo">496</span> FileLockCallable callable = new FileLockCallable(conf, retryCounter);<a name="line.496"></a>
+<span class="sourceLineNo">497</span> ExecutorService executor = Executors.newFixedThreadPool(1);<a name="line.497"></a>
+<span class="sourceLineNo">498</span> FutureTask<FSDataOutputStream> futureTask = new FutureTask<>(callable);<a name="line.498"></a>
+<span class="sourceLineNo">499</span> executor.execute(futureTask);<a name="line.499"></a>
+<span class="sourceLineNo">500</span> final int timeoutInSeconds = conf.getInt(<a name="line.500"></a>
+<span class="sourceLineNo">501</span> "hbase.hbck.lockfile.maxwaittime", DEFAULT_WAIT_FOR_LOCK_TIMEOUT);<a name="line.501"></a>
+<span class="sourceLineNo">502</span> FSDataOutputStream stream = null;<a name="line.502"></a>
+<span class="sourceLineNo">503</span> try {<a name="line.503"></a>
+<span class="sourceLineNo">504</span> stream = futureTask.get(timeoutInSeconds, TimeUnit.SECONDS);<a name="line.504"></a>
+<span class="sourceLineNo">505</span> } catch (ExecutionException ee) {<a name="line.505"></a>
+<span class="sourceLineNo">506</span> LOG.warn("Encountered exception when opening lock file", ee);<a name="line.506"></a>
+<span class="sourceLineNo">507</span> } catch (InterruptedException ie) {<a name="line.507"></a>
+<span class="sourceLineNo">508</span> LOG.warn("Interrupted when opening lock file", ie);<a name="line.508"></a>
+<span class="sourceLineNo">509</span> Thread.currentThread().interrupt();<a name="line.509"></a>
+<span class="sourceLineNo">510</span> } catch (TimeoutException exception) {<a name="line.510"></a>
+<span class="sourceLineNo">511</span> // took too long to obtain lock<a name="line.511"></a>
+<span class="sourceLineNo">512</span> LOG.warn("Took more than " + timeoutInSeconds + " seconds in obtaining lock");<a name="line.512"></a>
+<span class="sourceLineNo">513</span> futureTask.cancel(true);<a name="line.513"></a>
+<span class="sourceLineNo">514</span> } finally {<a name="line.514"></a>
+<span class="sourceLineNo">515</span> executor.shutdownNow();<a name="line.515"></a>
+<span class="sourceLineNo">516</span> }<a name="line.516"></a>
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+<span class="sourceLineNo">518</span> }<a name="line.518"></a>
+<span class="sourceLineNo">519</span><a name="line.519"></a>
+<span class="sourceLineNo">520</span> private void unlockHbck() {<a name="line.520"></a>
+<span class="sourceLineNo">521</span> if (isExclusive() && hbckLockCleanup.compareAndSet(true, false)) {<a name="line.521"></a>
+<span class="sourceLineNo">522</span> RetryCounter retryCounter = lockFileRetryCounterFactory.create();<a name="line.522"></a>
+<span class="sourceLineNo">523</span> do {<a name="line.523"></a>
+<span class="sourceLineNo">524</span> try {<a name="line.524"></a>
+<span class="sourceLineNo">525</span> IOUtils.closeQuietly(hbckOutFd);<a name="line.525"></a>
+<span class="sourceLineNo">
<TRUNCATED>
[32/51] [partial] hbase-site git commit: Published site at
8bf966c8e936dec4d83bcbe85c5aab543f14a0df.
Posted by gi...@apache.org.
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/27555316/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterMetaBootstrap.html
----------------------------------------------------------------------
diff --git a/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterMetaBootstrap.html b/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterMetaBootstrap.html
index 7b680e9..a730a53 100644
--- a/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterMetaBootstrap.html
+++ b/devapidocs/src-html/org/apache/hadoop/hbase/master/MasterMetaBootstrap.html
@@ -73,55 +73,54 @@
<span class="sourceLineNo">065</span> throw new IllegalStateException("hbase:meta must be initialized first before we can " +<a name="line.65"></a>
<span class="sourceLineNo">066</span> "assign out its replicas");<a name="line.66"></a>
<span class="sourceLineNo">067</span> }<a name="line.67"></a>
-<span class="sourceLineNo">068</span> ServerName metaServername =<a name="line.68"></a>
-<span class="sourceLineNo">069</span> this.master.getMetaTableLocator().getMetaRegionLocation(this.master.getZooKeeper());<a name="line.69"></a>
-<span class="sourceLineNo">070</span> for (int i = 1; i < numReplicas; i++) {<a name="line.70"></a>
-<span class="sourceLineNo">071</span> // Get current meta state for replica from zk.<a name="line.71"></a>
-<span class="sourceLineNo">072</span> RegionState metaState = MetaTableLocator.getMetaRegionState(master.getZooKeeper(), i);<a name="line.72"></a>
-<span class="sourceLineNo">073</span> RegionInfo hri = RegionReplicaUtil.getRegionInfoForReplica(<a name="line.73"></a>
-<span class="sourceLineNo">074</span> RegionInfoBuilder.FIRST_META_REGIONINFO, i);<a name="line.74"></a>
-<span class="sourceLineNo">075</span> LOG.debug(hri.getRegionNameAsString() + " replica region state from zookeeper=" + metaState);<a name="line.75"></a>
-<span class="sourceLineNo">076</span> if (metaServername.equals(metaState.getServerName())) {<a name="line.76"></a>
-<span class="sourceLineNo">077</span> metaState = null;<a name="line.77"></a>
-<span class="sourceLineNo">078</span> LOG.info(hri.getRegionNameAsString() +<a name="line.78"></a>
-<span class="sourceLineNo">079</span> " old location is same as current hbase:meta location; setting location as null...");<a name="line.79"></a>
-<span class="sourceLineNo">080</span> }<a name="line.80"></a>
-<span class="sourceLineNo">081</span> // These assigns run inline. All is blocked till they complete. Only interrupt is shutting<a name="line.81"></a>
-<span class="sourceLineNo">082</span> // down hosting server which calls AM#stop.<a name="line.82"></a>
-<span class="sourceLineNo">083</span> if (metaState != null && metaState.getServerName() != null) {<a name="line.83"></a>
-<span class="sourceLineNo">084</span> // Try to retain old assignment.<a name="line.84"></a>
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+ <p/>
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TODO: rewrite using RPC calls to master to find out about hbase:meta.</div>
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