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Posted to commits@hbase.apache.org by gi...@apache.org on 2018/02/06 15:13:53 UTC
[03/26] hbase-site git commit: Published site at .
http://git-wip-us.apache.org/repos/asf/hbase-site/blob/ac54a6a8/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestMetaWithReplicas.html
----------------------------------------------------------------------
diff --git a/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestMetaWithReplicas.html b/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestMetaWithReplicas.html
index 05d0129..a0628ea 100644
--- a/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestMetaWithReplicas.html
+++ b/testdevapidocs/src-html/org/apache/hadoop/hbase/client/TestMetaWithReplicas.html
@@ -106,424 +106,429 @@
<span class="sourceLineNo">098</span> TEST_UTIL.startMiniCluster(REGIONSERVERS_COUNT);<a name="line.98"></a>
<span class="sourceLineNo">099</span> AssignmentManager am = TEST_UTIL.getMiniHBaseCluster().getMaster().getAssignmentManager();<a name="line.99"></a>
<span class="sourceLineNo">100</span> Set<ServerName> sns = new HashSet<ServerName>();<a name="line.100"></a>
-<span class="sourceLineNo">101</span> for (int replicaId = 0; replicaId < 3; replicaId ++) {<a name="line.101"></a>
-<span class="sourceLineNo">102</span> RegionInfo h =<a name="line.102"></a>
-<span class="sourceLineNo">103</span> RegionReplicaUtil.getRegionInfoForReplica(RegionInfoBuilder.FIRST_META_REGIONINFO,<a name="line.103"></a>
-<span class="sourceLineNo">104</span> replicaId);<a name="line.104"></a>
-<span class="sourceLineNo">105</span> try {<a name="line.105"></a>
-<span class="sourceLineNo">106</span> am.waitForAssignment(h);<a name="line.106"></a>
-<span class="sourceLineNo">107</span> ServerName sn = am.getRegionStates().getRegionServerOfRegion(h);<a name="line.107"></a>
-<span class="sourceLineNo">108</span> LOG.info(h.getRegionNameAsString() + " on " + sn);<a name="line.108"></a>
-<span class="sourceLineNo">109</span> sns.add(sn);<a name="line.109"></a>
-<span class="sourceLineNo">110</span> } catch (NoSuchProcedureException e) {<a name="line.110"></a>
-<span class="sourceLineNo">111</span> LOG.info("Presume the procedure has been cleaned up so just proceed: " + e.toString());<a name="line.111"></a>
-<span class="sourceLineNo">112</span> }<a name="line.112"></a>
-<span class="sourceLineNo">113</span> }<a name="line.113"></a>
-<span class="sourceLineNo">114</span> // Fun. All meta region replicas have ended up on the one server. This will cause this test<a name="line.114"></a>
-<span class="sourceLineNo">115</span> // to fail ... sometimes.<a name="line.115"></a>
-<span class="sourceLineNo">116</span> if (sns.size() == 1) {<a name="line.116"></a>
-<span class="sourceLineNo">117</span> int count = TEST_UTIL.getMiniHBaseCluster().getLiveRegionServerThreads().size();<a name="line.117"></a>
-<span class="sourceLineNo">118</span> assertTrue("count=" + count, count == REGIONSERVERS_COUNT);<a name="line.118"></a>
-<span class="sourceLineNo">119</span> LOG.warn("All hbase:meta replicas are on the one server; moving hbase:meta");<a name="line.119"></a>
-<span class="sourceLineNo">120</span> int metaServerIndex = TEST_UTIL.getHBaseCluster().getServerWithMeta();<a name="line.120"></a>
-<span class="sourceLineNo">121</span> int newServerIndex = metaServerIndex;<a name="line.121"></a>
-<span class="sourceLineNo">122</span> while (newServerIndex == metaServerIndex) {<a name="line.122"></a>
-<span class="sourceLineNo">123</span> newServerIndex = (newServerIndex + 1) % REGIONSERVERS_COUNT;<a name="line.123"></a>
-<span class="sourceLineNo">124</span> }<a name="line.124"></a>
-<span class="sourceLineNo">125</span> assertNotEquals(metaServerIndex, newServerIndex);<a name="line.125"></a>
-<span class="sourceLineNo">126</span> ServerName destinationServerName =<a name="line.126"></a>
-<span class="sourceLineNo">127</span> TEST_UTIL.getHBaseCluster().getRegionServer(newServerIndex).getServerName();<a name="line.127"></a>
-<span class="sourceLineNo">128</span> ServerName metaServerName =<a name="line.128"></a>
-<span class="sourceLineNo">129</span> TEST_UTIL.getHBaseCluster().getRegionServer(metaServerIndex).getServerName();<a name="line.129"></a>
-<span class="sourceLineNo">130</span> assertNotEquals(destinationServerName, metaServerName);<a name="line.130"></a>
-<span class="sourceLineNo">131</span> TEST_UTIL.getAdmin().move(RegionInfoBuilder.FIRST_META_REGIONINFO.getEncodedNameAsBytes(),<a name="line.131"></a>
-<span class="sourceLineNo">132</span> Bytes.toBytes(destinationServerName.toString()));<a name="line.132"></a>
-<span class="sourceLineNo">133</span> }<a name="line.133"></a>
-<span class="sourceLineNo">134</span> // Disable the balancer<a name="line.134"></a>
-<span class="sourceLineNo">135</span> LoadBalancerTracker l = new LoadBalancerTracker(TEST_UTIL.getZooKeeperWatcher(),<a name="line.135"></a>
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-<span class="sourceLineNo">137</span> AtomicBoolean aborted = new AtomicBoolean(false);<a name="line.137"></a>
-<span class="sourceLineNo">138</span> @Override<a name="line.138"></a>
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-<span class="sourceLineNo">147</span> l.setBalancerOn(false);<a name="line.147"></a>
-<span class="sourceLineNo">148</span> LOG.debug("All meta replicas assigned");<a name="line.148"></a>
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-<span class="sourceLineNo">152</span> public void tearDown() throws Exception {<a name="line.152"></a>
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+<span class="sourceLineNo">103</span> getMetaRegionLocation(TEST_UTIL.getZooKeeperWatcher());<a name="line.103"></a>
+<span class="sourceLineNo">104</span> LOG.info("HBASE:META DEPLOY: on " + hbaseMetaServerName);<a name="line.104"></a>
+<span class="sourceLineNo">105</span> sns.add(hbaseMetaServerName);<a name="line.105"></a>
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+<span class="sourceLineNo">107</span> RegionInfo h =<a name="line.107"></a>
+<span class="sourceLineNo">108</span> RegionReplicaUtil.getRegionInfoForReplica(RegionInfoBuilder.FIRST_META_REGIONINFO,<a name="line.108"></a>
+<span class="sourceLineNo">109</span> replicaId);<a name="line.109"></a>
+<span class="sourceLineNo">110</span> try {<a name="line.110"></a>
+<span class="sourceLineNo">111</span> am.waitForAssignment(h);<a name="line.111"></a>
+<span class="sourceLineNo">112</span> ServerName sn = am.getRegionStates().getRegionServerOfRegion(h);<a name="line.112"></a>
+<span class="sourceLineNo">113</span> LOG.info("HBASE:META DEPLOY: " + h.getRegionNameAsString() + " on " + sn);<a name="line.113"></a>
+<span class="sourceLineNo">114</span> sns.add(sn);<a name="line.114"></a>
+<span class="sourceLineNo">115</span> } catch (NoSuchProcedureException e) {<a name="line.115"></a>
+<span class="sourceLineNo">116</span> LOG.info("Presume the procedure has been cleaned up so just proceed: " + e.toString());<a name="line.116"></a>
+<span class="sourceLineNo">117</span> }<a name="line.117"></a>
+<span class="sourceLineNo">118</span> }<a name="line.118"></a>
+<span class="sourceLineNo">119</span> // Fun. All meta region replicas have ended up on the one server. This will cause this test<a name="line.119"></a>
+<span class="sourceLineNo">120</span> // to fail ... sometimes.<a name="line.120"></a>
+<span class="sourceLineNo">121</span> if (sns.size() == 1) {<a name="line.121"></a>
+<span class="sourceLineNo">122</span> int count = TEST_UTIL.getMiniHBaseCluster().getLiveRegionServerThreads().size();<a name="line.122"></a>
+<span class="sourceLineNo">123</span> assertTrue("count=" + count, count == REGIONSERVERS_COUNT);<a name="line.123"></a>
+<span class="sourceLineNo">124</span> LOG.warn("All hbase:meta replicas are on the one server; moving hbase:meta: " + sns);<a name="line.124"></a>
+<span class="sourceLineNo">125</span> int metaServerIndex = TEST_UTIL.getHBaseCluster().getServerWithMeta();<a name="line.125"></a>
+<span class="sourceLineNo">126</span> int newServerIndex = metaServerIndex;<a name="line.126"></a>
+<span class="sourceLineNo">127</span> while (newServerIndex == metaServerIndex) {<a name="line.127"></a>
+<span class="sourceLineNo">128</span> newServerIndex = (newServerIndex + 1) % REGIONSERVERS_COUNT;<a name="line.128"></a>
+<span class="sourceLineNo">129</span> }<a name="line.129"></a>
+<span class="sourceLineNo">130</span> assertNotEquals(metaServerIndex, newServerIndex);<a name="line.130"></a>
+<span class="sourceLineNo">131</span> ServerName destinationServerName =<a name="line.131"></a>
+<span class="sourceLineNo">132</span> TEST_UTIL.getHBaseCluster().getRegionServer(newServerIndex).getServerName();<a name="line.132"></a>
+<span class="sourceLineNo">133</span> ServerName metaServerName =<a name="line.133"></a>
+<span class="sourceLineNo">134</span> TEST_UTIL.getHBaseCluster().getRegionServer(metaServerIndex).getServerName();<a name="line.134"></a>
+<span class="sourceLineNo">135</span> assertNotEquals(destinationServerName, metaServerName);<a name="line.135"></a>
+<span class="sourceLineNo">136</span> TEST_UTIL.getAdmin().move(RegionInfoBuilder.FIRST_META_REGIONINFO.getEncodedNameAsBytes(),<a name="line.136"></a>
+<span class="sourceLineNo">137</span> Bytes.toBytes(destinationServerName.toString()));<a name="line.137"></a>
+<span class="sourceLineNo">138</span> }<a name="line.138"></a>
+<span class="sourceLineNo">139</span> // Disable the balancer<a name="line.139"></a>
+<span class="sourceLineNo">140</span> LoadBalancerTracker l = new LoadBalancerTracker(TEST_UTIL.getZooKeeperWatcher(),<a name="line.140"></a>
+<span class="sourceLineNo">141</span> new Abortable() {<a name="line.141"></a>
+<span class="sourceLineNo">142</span> AtomicBoolean aborted = new AtomicBoolean(false);<a name="line.142"></a>
+<span class="sourceLineNo">143</span> @Override<a name="line.143"></a>
+<span class="sourceLineNo">144</span> public boolean isAborted() {<a name="line.144"></a>
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+<span class="sourceLineNo">146</span> }<a name="line.146"></a>
+<span class="sourceLineNo">147</span> @Override<a name="line.147"></a>
+<span class="sourceLineNo">148</span> public void abort(String why, Throwable e) {<a name="line.148"></a>
+<span class="sourceLineNo">149</span> aborted.set(true);<a name="line.149"></a>
+<span class="sourceLineNo">150</span> }<a name="line.150"></a>
+<span class="sourceLineNo">151</span> });<a name="line.151"></a>
+<span class="sourceLineNo">152</span> l.setBalancerOn(false);<a name="line.152"></a>
+<span class="sourceLineNo">153</span> LOG.debug("All meta replicas assigned");<a name="line.153"></a>
<span class="sourceLineNo">154</span> }<a name="line.154"></a>
<span class="sourceLineNo">155</span><a name="line.155"></a>
-<span class="sourceLineNo">156</span> @Test<a name="line.156"></a>
-<span class="sourceLineNo">157</span> public void testMetaHTDReplicaCount() throws Exception {<a name="line.157"></a>
-<span class="sourceLineNo">158</span> assertTrue(TEST_UTIL.getAdmin().getTableDescriptor(TableName.META_TABLE_NAME)<a name="line.158"></a>
-<span class="sourceLineNo">159</span> .getRegionReplication() == 3);<a name="line.159"></a>
-<span class="sourceLineNo">160</span> }<a name="line.160"></a>
-<span class="sourceLineNo">161</span><a name="line.161"></a>
-<span class="sourceLineNo">162</span> @Test<a name="line.162"></a>
-<span class="sourceLineNo">163</span> public void testZookeeperNodesForReplicas() throws Exception {<a name="line.163"></a>
-<span class="sourceLineNo">164</span> // Checks all the znodes exist when meta's replicas are enabled<a name="line.164"></a>
-<span class="sourceLineNo">165</span> ZKWatcher zkw = TEST_UTIL.getZooKeeperWatcher();<a name="line.165"></a>
-<span class="sourceLineNo">166</span> Configuration conf = TEST_UTIL.getConfiguration();<a name="line.166"></a>
-<span class="sourceLineNo">167</span> String baseZNode = conf.get(HConstants.ZOOKEEPER_ZNODE_PARENT,<a name="line.167"></a>
-<span class="sourceLineNo">168</span> HConstants.DEFAULT_ZOOKEEPER_ZNODE_PARENT);<a name="line.168"></a>
-<span class="sourceLineNo">169</span> String primaryMetaZnode = ZNodePaths.joinZNode(baseZNode,<a name="line.169"></a>
-<span class="sourceLineNo">170</span> conf.get("zookeeper.znode.metaserver", "meta-region-server"));<a name="line.170"></a>
-<span class="sourceLineNo">171</span> // check that the data in the znode is parseable (this would also mean the znode exists)<a name="line.171"></a>
-<span class="sourceLineNo">172</span> byte[] data = ZKUtil.getData(zkw, primaryMetaZnode);<a name="line.172"></a>
-<span class="sourceLineNo">173</span> ProtobufUtil.toServerName(data);<a name="line.173"></a>
-<span class="sourceLineNo">174</span> for (int i = 1; i < 3; i++) {<a name="line.174"></a>
-<span class="sourceLineNo">175</span> String secZnode = ZNodePaths.joinZNode(baseZNode,<a name="line.175"></a>
-<span class="sourceLineNo">176</span> conf.get("zookeeper.znode.metaserver", "meta-region-server") + "-" + i);<a name="line.176"></a>
-<span class="sourceLineNo">177</span> String str = zkw.znodePaths.getZNodeForReplica(i);<a name="line.177"></a>
-<span class="sourceLineNo">178</span> assertTrue(str.equals(secZnode));<a name="line.178"></a>
-<span class="sourceLineNo">179</span> // check that the data in the znode is parseable (this would also mean the znode exists)<a name="line.179"></a>
-<span class="sourceLineNo">180</span> data = ZKUtil.getData(zkw, secZnode);<a name="line.180"></a>
-<span class="sourceLineNo">181</span> ProtobufUtil.toServerName(data);<a name="line.181"></a>
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-<span class="sourceLineNo">183</span> }<a name="line.183"></a>
-<span class="sourceLineNo">184</span><a name="line.184"></a>
-<span class="sourceLineNo">185</span> @Test<a name="line.185"></a>
-<span class="sourceLineNo">186</span> public void testShutdownHandling() throws Exception {<a name="line.186"></a>
-<span class="sourceLineNo">187</span> // This test creates a table, flushes the meta (with 3 replicas), kills the<a name="line.187"></a>
-<span class="sourceLineNo">188</span> // server holding the primary meta replica. Then it does a put/get into/from<a name="line.188"></a>
-<span class="sourceLineNo">189</span> // the test table. The put/get operations would use the replicas to locate the<a name="line.189"></a>
-<span class="sourceLineNo">190</span> // location of the test table's region<a name="line.190"></a>
-<span class="sourceLineNo">191</span> shutdownMetaAndDoValidations(TEST_UTIL);<a name="line.191"></a>
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-<span class="sourceLineNo">194</span> public static void shutdownMetaAndDoValidations(HBaseTestingUtility util) throws Exception {<a name="line.194"></a>
-<span class="sourceLineNo">195</span> // This test creates a table, flushes the meta (with 3 replicas), kills the<a name="line.195"></a>
-<span class="sourceLineNo">196</span> // server holding the primary meta replica. Then it does a put/get into/from<a name="line.196"></a>
-<span class="sourceLineNo">197</span> // the test table. The put/get operations would use the replicas to locate the<a name="line.197"></a>
-<span class="sourceLineNo">198</span> // location of the test table's region<a name="line.198"></a>
-<span class="sourceLineNo">199</span> ZKWatcher zkw = util.getZooKeeperWatcher();<a name="line.199"></a>
-<span class="sourceLineNo">200</span> Configuration conf = util.getConfiguration();<a name="line.200"></a>
-<span class="sourceLineNo">201</span> conf.setBoolean(HConstants.USE_META_REPLICAS, true);<a name="line.201"></a>
-<span class="sourceLineNo">202</span><a name="line.202"></a>
-<span class="sourceLineNo">203</span> String baseZNode = conf.get(HConstants.ZOOKEEPER_ZNODE_PARENT,<a name="line.203"></a>
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-<span class="sourceLineNo">206</span> conf.get("zookeeper.znode.metaserver", "meta-region-server"));<a name="line.206"></a>
-<span class="sourceLineNo">207</span> byte[] data = ZKUtil.getData(zkw, primaryMetaZnode);<a name="line.207"></a>
-<span class="sourceLineNo">208</span> ServerName primary = ProtobufUtil.toServerName(data);<a name="line.208"></a>
-<span class="sourceLineNo">209</span> LOG.info("Primary=" + primary.toString());<a name="line.209"></a>
-<span class="sourceLineNo">210</span><a name="line.210"></a>
-<span class="sourceLineNo">211</span> TableName TABLE = TableName.valueOf("testShutdownHandling");<a name="line.211"></a>
-<span class="sourceLineNo">212</span> byte[][] FAMILIES = new byte[][] { Bytes.toBytes("foo") };<a name="line.212"></a>
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-<span class="sourceLineNo">218</span> try (Connection c = ConnectionFactory.createConnection(util.getConfiguration())) {<a name="line.218"></a>
-<span class="sourceLineNo">219</span> try (Table htable = util.createTable(TABLE, FAMILIES)) {<a name="line.219"></a>
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-<span class="sourceLineNo">221</span> Thread.sleep(conf.getInt(StorefileRefresherChore.REGIONSERVER_STOREFILE_REFRESH_PERIOD,<a name="line.221"></a>
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-<span class="sourceLineNo">223</span> List<RegionInfo> regions = MetaTableAccessor.getTableRegions(c, TABLE);<a name="line.223"></a>
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-<span class="sourceLineNo">226</span> // of the meta region since we will be killing the srv holding the meta's primary...<a name="line.226"></a>
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-<span class="sourceLineNo">230</span> if (hrl.getServerName().equals(primary)) {<a name="line.230"></a>
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-<span class="sourceLineNo">236</span> } while (primary.equals(hrl.getServerName()));<a name="line.236"></a>
-<span class="sourceLineNo">237</span> util.getAdmin().flush(TableName.META_TABLE_NAME);<a name="line.237"></a>
-<span class="sourceLineNo">238</span> Thread.sleep(conf.getInt(StorefileRefresherChore.REGIONSERVER_STOREFILE_REFRESH_PERIOD,<a name="line.238"></a>
-<span class="sourceLineNo">239</span> 30000) * 3);<a name="line.239"></a>
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-<span class="sourceLineNo">246</span> LOG.info("Stopping master=" + master.toString());<a name="line.246"></a>
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-<span class="sourceLineNo">248</span> util.getHBaseClusterInterface().waitForMasterToStop(master, 60000);<a name="line.248"></a>
-<span class="sourceLineNo">249</span> LOG.info("Master " + master + " stopped!");<a name="line.249"></a>
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+<span class="sourceLineNo">237</span> // wait for the move to complete<a name="line.237"></a>
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+<span cl
<TRUNCATED>