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Posted to commits@hbase.apache.org by zh...@apache.org on 2017/09/03 12:04:44 UTC
[3/4] hbase git commit: HBASE-18699 Copy LoadIncrementalHFiles to
another package and mark the old one as deprecated
http://git-wip-us.apache.org/repos/asf/hbase/blob/9e53f292/hbase-server/src/main/java/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.java
index 7b4a353..285530d 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/mapreduce/LoadIncrementalHFiles.java
@@ -18,1288 +18,60 @@
*/
package org.apache.hadoop.hbase.mapreduce;
-import static java.lang.String.format;
-
-import org.apache.hadoop.hbase.shaded.com.google.common.collect.HashMultimap;
-import org.apache.hadoop.hbase.shaded.com.google.common.collect.Multimap;
-import org.apache.hadoop.hbase.shaded.com.google.common.collect.Multimaps;
-import org.apache.hadoop.hbase.shaded.com.google.common.util.concurrent.ThreadFactoryBuilder;
-
-import java.io.FileNotFoundException;
import java.io.IOException;
-import java.io.InterruptedIOException;
import java.nio.ByteBuffer;
-import java.util.ArrayList;
-import java.util.Arrays;
-import java.util.Collection;
-import java.util.Deque;
import java.util.HashMap;
-import java.util.HashSet;
-import java.util.Iterator;
-import java.util.LinkedList;
import java.util.List;
import java.util.Map;
-import java.util.Map.Entry;
-import java.util.Set;
-import java.util.TreeMap;
-import java.util.UUID;
-import java.util.concurrent.Callable;
-import java.util.concurrent.ExecutionException;
-import java.util.concurrent.ExecutorService;
-import java.util.concurrent.Future;
-import java.util.concurrent.LinkedBlockingQueue;
-import java.util.concurrent.ThreadPoolExecutor;
-import java.util.concurrent.TimeUnit;
-import java.util.concurrent.atomic.AtomicInteger;
-import org.apache.commons.lang.mutable.MutableInt;
-import org.apache.commons.logging.Log;
-import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.conf.Configured;
-import org.apache.hadoop.fs.FileStatus;
-import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
-import org.apache.hadoop.fs.permission.FsPermission;
-import org.apache.hadoop.hbase.HBaseConfiguration;
-import org.apache.hadoop.hbase.HColumnDescriptor;
-import org.apache.hadoop.hbase.HConstants;
-import org.apache.hadoop.hbase.HTableDescriptor;
import org.apache.hadoop.hbase.TableName;
-import org.apache.hadoop.hbase.TableNotFoundException;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
-import org.apache.hadoop.hbase.client.Admin;
-import org.apache.hadoop.hbase.client.ClientServiceCallable;
-import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;
-import org.apache.hadoop.hbase.client.Connection;
-import org.apache.hadoop.hbase.client.ConnectionFactory;
-import org.apache.hadoop.hbase.client.RegionLocator;
-import org.apache.hadoop.hbase.client.RpcRetryingCallerFactory;
-import org.apache.hadoop.hbase.client.SecureBulkLoadClient;
-import org.apache.hadoop.hbase.client.Table;
-import org.apache.hadoop.hbase.coprocessor.CoprocessorHost;
-import org.apache.hadoop.hbase.io.HFileLink;
-import org.apache.hadoop.hbase.io.HalfStoreFileReader;
-import org.apache.hadoop.hbase.io.Reference;
-import org.apache.hadoop.hbase.io.compress.Compression.Algorithm;
-import org.apache.hadoop.hbase.io.hfile.CacheConfig;
-import org.apache.hadoop.hbase.io.hfile.HFile;
-import org.apache.hadoop.hbase.io.hfile.HFileContext;
-import org.apache.hadoop.hbase.io.hfile.HFileContextBuilder;
-import org.apache.hadoop.hbase.io.hfile.HFileDataBlockEncoder;
-import org.apache.hadoop.hbase.io.hfile.HFileScanner;
-import org.apache.hadoop.hbase.ipc.RpcControllerFactory;
-import org.apache.hadoop.hbase.regionserver.BloomType;
-import org.apache.hadoop.hbase.regionserver.HStore;
-import org.apache.hadoop.hbase.regionserver.StoreFileInfo;
-import org.apache.hadoop.hbase.regionserver.StoreFileWriter;
-import org.apache.hadoop.hbase.security.UserProvider;
-import org.apache.hadoop.hbase.security.token.FsDelegationToken;
-import org.apache.hadoop.hbase.util.Bytes;
-import org.apache.hadoop.hbase.util.FSHDFSUtils;
-import org.apache.hadoop.hbase.util.Pair;
-import org.apache.hadoop.util.Tool;
-import org.apache.hadoop.util.ToolRunner;
/**
* Tool to load the output of HFileOutputFormat into an existing table.
+ * @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0. Use
+ * {@link org.apache.hadoop.hbase.tool.LoadIncrementalHFiles} instead.
*/
+@edu.umd.cs.findbugs.annotations.SuppressWarnings(value = "NM_SAME_SIMPLE_NAME_AS_SUPERCLASS",
+ justification = "Temporary glue. To be removed")
+@Deprecated
@InterfaceAudience.Public
-public class LoadIncrementalHFiles extends Configured implements Tool {
- private static final Log LOG = LogFactory.getLog(LoadIncrementalHFiles.class);
- private boolean initalized = false;
-
- public static final String NAME = "completebulkload";
- static final String RETRY_ON_IO_EXCEPTION = "hbase.bulkload.retries.retryOnIOException";
- public static final String MAX_FILES_PER_REGION_PER_FAMILY
- = "hbase.mapreduce.bulkload.max.hfiles.perRegion.perFamily";
- private static final String ASSIGN_SEQ_IDS = "hbase.mapreduce.bulkload.assign.sequenceNumbers";
- public final static String CREATE_TABLE_CONF_KEY = "create.table";
- public final static String IGNORE_UNMATCHED_CF_CONF_KEY = "ignore.unmatched.families";
- public final static String ALWAYS_COPY_FILES = "always.copy.files";
-
- // We use a '.' prefix which is ignored when walking directory trees
- // above. It is invalid family name.
- final static String TMP_DIR = ".tmp";
-
- private int maxFilesPerRegionPerFamily;
- private boolean assignSeqIds;
- private Set<String> unmatchedFamilies = new HashSet<>();
-
- // Source filesystem
- private FileSystem fs;
- // Source delegation token
- private FsDelegationToken fsDelegationToken;
- private String bulkToken;
- private UserProvider userProvider;
- private int nrThreads;
- private RpcControllerFactory rpcControllerFactory;
- private AtomicInteger numRetries;
-
- private Map<LoadQueueItem, ByteBuffer> retValue = null;
-
- public LoadIncrementalHFiles(Configuration conf) throws Exception {
- super(conf);
- this.rpcControllerFactory = new RpcControllerFactory(conf);
- initialize();
- }
-
- private void initialize() throws IOException {
- if (initalized) {
- return;
- }
- // make a copy, just to be sure we're not overriding someone else's config
- setConf(HBaseConfiguration.create(getConf()));
- Configuration conf = getConf();
- // disable blockcache for tool invocation, see HBASE-10500
- conf.setFloat(HConstants.HFILE_BLOCK_CACHE_SIZE_KEY, 0);
- this.userProvider = UserProvider.instantiate(conf);
- this.fsDelegationToken = new FsDelegationToken(userProvider, "renewer");
- assignSeqIds = conf.getBoolean(ASSIGN_SEQ_IDS, true);
- maxFilesPerRegionPerFamily = conf.getInt(MAX_FILES_PER_REGION_PER_FAMILY, 32);
- nrThreads = conf.getInt("hbase.loadincremental.threads.max",
- Runtime.getRuntime().availableProcessors());
- initalized = true;
- numRetries = new AtomicInteger(1);
- }
-
- private void usage() {
- System.err.println("usage: " + NAME + " /path/to/hfileoutputformat-output tablename" + "\n -D"
- + CREATE_TABLE_CONF_KEY + "=no - can be used to avoid creation of table by this tool\n"
- + " Note: if you set this to 'no', then the target table must already exist in HBase\n -D"
- + IGNORE_UNMATCHED_CF_CONF_KEY + "=yes - can be used to ignore unmatched column families\n"
- + "\n");
- }
-
- private interface BulkHFileVisitor<TFamily> {
- TFamily bulkFamily(final byte[] familyName)
- throws IOException;
- void bulkHFile(final TFamily family, final FileStatus hfileStatus)
- throws IOException;
- }
+public class LoadIncrementalHFiles extends org.apache.hadoop.hbase.tool.LoadIncrementalHFiles {
/**
- * Iterate over the bulkDir hfiles.
- * Skip reference, HFileLink, files starting with "_" and non-valid hfiles.
+ * @deprecated As of release 2.0.0, this will be removed in HBase 3.0.0. Use
+ * {@link org.apache.hadoop.hbase.tool.LoadIncrementalHFiles.LoadQueueItem} instead.
*/
- private static <TFamily> void visitBulkHFiles(final FileSystem fs, final Path bulkDir,
- final BulkHFileVisitor<TFamily> visitor) throws IOException {
- visitBulkHFiles(fs, bulkDir, visitor, true);
- }
-
- /**
- * Iterate over the bulkDir hfiles.
- * Skip reference, HFileLink, files starting with "_".
- * Check and skip non-valid hfiles by default, or skip this validation by setting
- * 'hbase.loadincremental.validate.hfile' to false.
- */
- private static <TFamily> void visitBulkHFiles(final FileSystem fs, final Path bulkDir,
- final BulkHFileVisitor<TFamily> visitor, final boolean validateHFile) throws IOException {
- if (!fs.exists(bulkDir)) {
- throw new FileNotFoundException("Bulkload dir " + bulkDir + " not found");
- }
-
- FileStatus[] familyDirStatuses = fs.listStatus(bulkDir);
- if (familyDirStatuses == null) {
- throw new FileNotFoundException("No families found in " + bulkDir);
- }
-
- for (FileStatus familyStat : familyDirStatuses) {
- if (!familyStat.isDirectory()) {
- LOG.warn("Skipping non-directory " + familyStat.getPath());
- continue;
- }
- Path familyDir = familyStat.getPath();
- byte[] familyName = familyDir.getName().getBytes();
- // Skip invalid family
- try {
- HColumnDescriptor.isLegalFamilyName(familyName);
- }
- catch (IllegalArgumentException e) {
- LOG.warn("Skipping invalid " + familyStat.getPath());
- continue;
- }
- TFamily family = visitor.bulkFamily(familyName);
-
- FileStatus[] hfileStatuses = fs.listStatus(familyDir);
- for (FileStatus hfileStatus : hfileStatuses) {
- if (!fs.isFile(hfileStatus.getPath())) {
- LOG.warn("Skipping non-file " + hfileStatus);
- continue;
- }
-
- Path hfile = hfileStatus.getPath();
- // Skip "_", reference, HFileLink
- String fileName = hfile.getName();
- if (fileName.startsWith("_")) {
- continue;
- }
- if (StoreFileInfo.isReference(fileName)) {
- LOG.warn("Skipping reference " + fileName);
- continue;
- }
- if (HFileLink.isHFileLink(fileName)) {
- LOG.warn("Skipping HFileLink " + fileName);
- continue;
- }
-
- // Validate HFile Format if needed
- if (validateHFile) {
- try {
- if (!HFile.isHFileFormat(fs, hfile)) {
- LOG.warn("the file " + hfile + " doesn't seems to be an hfile. skipping");
- continue;
- }
- } catch (FileNotFoundException e) {
- LOG.warn("the file " + hfile + " was removed");
- continue;
- }
- }
-
- visitor.bulkHFile(family, hfileStatus);
- }
- }
- }
-
- /**
- * Represents an HFile waiting to be loaded. An queue is used
- * in this class in order to support the case where a region has
- * split during the process of the load. When this happens,
- * the HFile is split into two physical parts across the new
- * region boundary, and each part is added back into the queue.
- * The import process finishes when the queue is empty.
- */
- public static class LoadQueueItem {
- final byte[] family;
- final Path hfilePath;
+ @edu.umd.cs.findbugs.annotations.SuppressWarnings(value = "NM_SAME_SIMPLE_NAME_AS_SUPERCLASS",
+ justification = "Temporary glue. To be removed")
+ @Deprecated
+ @InterfaceAudience.Public
+ public static class LoadQueueItem
+ extends org.apache.hadoop.hbase.tool.LoadIncrementalHFiles.LoadQueueItem {
public LoadQueueItem(byte[] family, Path hfilePath) {
- this.family = family;
- this.hfilePath = hfilePath;
- }
-
- @Override
- public String toString() {
- return "family:"+ Bytes.toString(family) + " path:" + hfilePath.toString();
- }
-
- public byte[] getFamily() {
- return family;
- }
-
- public Path getFilePath() {
- return hfilePath;
- }
- }
-
- /*
- * Populate the Queue with given HFiles
- */
- private void populateLoadQueue(final Deque<LoadQueueItem> ret,
- Map<byte[], List<Path>> map) throws IOException {
- for (Map.Entry<byte[], List<Path>> entry : map.entrySet()) {
- for (Path p : entry.getValue()) {
- ret.add(new LoadQueueItem(entry.getKey(), p));
- }
+ super(family, hfilePath);
}
}
- /**
- * Walk the given directory for all HFiles, and return a Queue
- * containing all such files.
- */
- private void discoverLoadQueue(final Deque<LoadQueueItem> ret, final Path hfofDir,
- final boolean validateHFile) throws IOException {
- fs = hfofDir.getFileSystem(getConf());
- visitBulkHFiles(fs, hfofDir, new BulkHFileVisitor<byte[]>() {
- @Override
- public byte[] bulkFamily(final byte[] familyName) {
- return familyName;
- }
- @Override
- public void bulkHFile(final byte[] family, final FileStatus hfile) throws IOException {
- long length = hfile.getLen();
- if (length > getConf().getLong(HConstants.HREGION_MAX_FILESIZE,
- HConstants.DEFAULT_MAX_FILE_SIZE)) {
- LOG.warn("Trying to bulk load hfile " + hfile.getPath() + " with size: " +
- length + " bytes can be problematic as it may lead to oversplitting.");
- }
- ret.add(new LoadQueueItem(family, hfile.getPath()));
- }
- }, validateHFile);
- }
-
- /**
- * Perform a bulk load of the given directory into the given
- * pre-existing table. This method is not threadsafe.
- *
- * @param hfofDir the directory that was provided as the output path
- * of a job using HFileOutputFormat
- * @param admin the Admin
- * @param table the table to load into
- * @param regionLocator region locator
- * @throws TableNotFoundException if table does not yet exist
- */
- public void doBulkLoad(Path hfofDir, final Admin admin, Table table,
- RegionLocator regionLocator) throws TableNotFoundException, IOException {
- doBulkLoad(hfofDir, admin, table, regionLocator, false, false);
- }
-
- void cleanup(Admin admin, Deque<LoadQueueItem> queue, ExecutorService pool,
- SecureBulkLoadClient secureClient) throws IOException {
- fsDelegationToken.releaseDelegationToken();
- if (bulkToken != null && secureClient != null) {
- secureClient.cleanupBulkLoad(admin.getConnection(), bulkToken);
- }
- if (pool != null) {
- pool.shutdown();
- }
- if (!queue.isEmpty()) {
- StringBuilder err = new StringBuilder();
- err.append("-------------------------------------------------\n");
- err.append("Bulk load aborted with some files not yet loaded:\n");
- err.append("-------------------------------------------------\n");
- for (LoadQueueItem q : queue) {
- err.append(" ").append(q.hfilePath).append('\n');
- }
- LOG.error(err);
- }
- }
- /**
- * Perform a bulk load of the given directory into the given
- * pre-existing table. This method is not threadsafe.
- *
- * @param map map of family to List of hfiles
- * @param admin the Admin
- * @param table the table to load into
- * @param regionLocator region locator
- * @param silence true to ignore unmatched column families
- * @param copyFile always copy hfiles if true
- * @throws TableNotFoundException if table does not yet exist
- */
- public void doBulkLoad(Map<byte[], List<Path>> map, final Admin admin,
- Table table, RegionLocator regionLocator, boolean silence, boolean copyFile)
- throws TableNotFoundException, IOException {
- if (!admin.isTableAvailable(regionLocator.getName())) {
- throw new TableNotFoundException("Table " + table.getName() + " is not currently available.");
- }
- // LQI queue does not need to be threadsafe -- all operations on this queue
- // happen in this thread
- Deque<LoadQueueItem> queue = new LinkedList<>();
- ExecutorService pool = null;
- SecureBulkLoadClient secureClient = null;
- try {
- prepareHFileQueue(map, table, queue, silence);
- if (queue.isEmpty()) {
- LOG.warn("Bulk load operation did not get any files to load");
- return;
- }
- pool = createExecutorService();
- secureClient = new SecureBulkLoadClient(table.getConfiguration(), table);
- for (Map.Entry<byte[], List<Path>> entry : map.entrySet()) {
- for (Path p : entry.getValue()) {
- fs = p.getFileSystem(table.getConfiguration());
- break;
- }
- }
- retValue = performBulkLoad(admin, table, regionLocator, queue, pool, secureClient, copyFile);
- } finally {
- cleanup(admin, queue, pool, secureClient);
- }
- }
-
- /**
- * Perform a bulk load of the given directory into the given
- * pre-existing table. This method is not threadsafe.
- *
- * @param hfofDir the directory that was provided as the output path
- * of a job using HFileOutputFormat
- * @param admin the Admin
- * @param table the table to load into
- * @param regionLocator region locator
- * @param silence true to ignore unmatched column families
- * @param copyFile always copy hfiles if true
- * @throws TableNotFoundException if table does not yet exist
- */
- public void doBulkLoad(Path hfofDir, final Admin admin, Table table,
- RegionLocator regionLocator, boolean silence, boolean copyFile)
- throws TableNotFoundException, IOException {
- if (!admin.isTableAvailable(regionLocator.getName())) {
- throw new TableNotFoundException("Table " + table.getName() + " is not currently available.");
- }
-
- /*
- * Checking hfile format is a time-consuming operation, we should have an option to skip
- * this step when bulkloading millions of HFiles. See HBASE-13985.
- */
- boolean validateHFile = getConf().getBoolean("hbase.loadincremental.validate.hfile", true);
- if (!validateHFile) {
- LOG.warn("You are skipping HFiles validation, it might cause some data loss if files " +
- "are not correct. If you fail to read data from your table after using this " +
- "option, consider removing the files and bulkload again without this option. " +
- "See HBASE-13985");
- }
- // LQI queue does not need to be threadsafe -- all operations on this queue
- // happen in this thread
- Deque<LoadQueueItem> queue = new LinkedList<>();
- ExecutorService pool = null;
- SecureBulkLoadClient secureClient = null;
- try {
- prepareHFileQueue(hfofDir, table, queue, validateHFile, silence);
-
- if (queue.isEmpty()) {
- LOG.warn("Bulk load operation did not find any files to load in " +
- "directory " + hfofDir != null ? hfofDir.toUri() : "" + ". Does it contain files in " +
- "subdirectories that correspond to column family names?");
- return;
- }
- pool = createExecutorService();
- secureClient = new SecureBulkLoadClient(table.getConfiguration(), table);
- retValue = performBulkLoad(admin, table, regionLocator, queue, pool, secureClient, copyFile);
- } finally {
- cleanup(admin, queue, pool, secureClient);
- }
- }
-
- Map<LoadQueueItem, ByteBuffer> performBulkLoad(final Admin admin, Table table,
- RegionLocator regionLocator, Deque<LoadQueueItem> queue, ExecutorService pool,
- SecureBulkLoadClient secureClient, boolean copyFile) throws IOException {
- int count = 0;
-
- if(isSecureBulkLoadEndpointAvailable()) {
- LOG.warn("SecureBulkLoadEndpoint is deprecated. It will be removed in future releases.");
- LOG.warn("Secure bulk load has been integrated into HBase core.");
- }
-
- //If using secure bulk load, get source delegation token, and
- //prepare staging directory and token
- // fs is the source filesystem
- fsDelegationToken.acquireDelegationToken(fs);
- bulkToken = secureClient.prepareBulkLoad(admin.getConnection());
- Pair<Multimap<ByteBuffer, LoadQueueItem>, Set<String>> pair = null;
-
- Map<LoadQueueItem, ByteBuffer> item2RegionMap = new HashMap<>();
- // Assumes that region splits can happen while this occurs.
- while (!queue.isEmpty()) {
- // need to reload split keys each iteration.
- final Pair<byte[][], byte[][]> startEndKeys = regionLocator.getStartEndKeys();
- if (count != 0) {
- LOG.info("Split occurred while grouping HFiles, retry attempt " +
- + count + " with " + queue.size() + " files remaining to group or split");
- }
-
- int maxRetries = getConf().getInt(HConstants.BULKLOAD_MAX_RETRIES_NUMBER, 10);
- maxRetries = Math.max(maxRetries, startEndKeys.getFirst().length + 1);
- if (maxRetries != 0 && count >= maxRetries) {
- throw new IOException("Retry attempted " + count +
- " times without completing, bailing out");
- }
- count++;
-
- // Using ByteBuffer for byte[] equality semantics
- pair = groupOrSplitPhase(table, pool, queue, startEndKeys);
- Multimap<ByteBuffer, LoadQueueItem> regionGroups = pair.getFirst();
-
- if (!checkHFilesCountPerRegionPerFamily(regionGroups)) {
- // Error is logged inside checkHFilesCountPerRegionPerFamily.
- throw new IOException("Trying to load more than " + maxFilesPerRegionPerFamily
- + " hfiles to one family of one region");
- }
-
- bulkLoadPhase(table, admin.getConnection(), pool, queue, regionGroups, copyFile,
- item2RegionMap);
-
- // NOTE: The next iteration's split / group could happen in parallel to
- // atomic bulkloads assuming that there are splits and no merges, and
- // that we can atomically pull out the groups we want to retry.
- }
-
- if (!queue.isEmpty()) {
- throw new RuntimeException("Bulk load aborted with some files not yet loaded."
- + "Please check log for more details.");
- }
- return item2RegionMap;
- }
-
- protected ClientServiceCallable<byte[]> buildClientServiceCallable(final Connection conn,
- TableName tableName, byte[] first, Collection<LoadQueueItem> lqis, boolean copyFile) {
-
- final List<Pair<byte[], String>> famPaths = new ArrayList<>(lqis.size());
- for (LoadQueueItem lqi : lqis) {
- famPaths.add(Pair.newPair(lqi.family, lqi.hfilePath.toString()));
- }
-
- return new ClientServiceCallable<byte[]>(conn,
- tableName, first, rpcControllerFactory.newController(), HConstants.PRIORITY_UNSET) {
- @Override
- protected byte[] rpcCall() throws Exception {
- SecureBulkLoadClient secureClient = null;
- boolean success = false;
- try {
- LOG.debug("Going to connect to server " + getLocation() + " for row "
- + Bytes.toStringBinary(getRow()) + " with hfile group " +
- LoadIncrementalHFiles.this.toString( famPaths));
- byte[] regionName = getLocation().getRegionInfo().getRegionName();
- try (Table table = conn.getTable(getTableName())) {
- secureClient = new SecureBulkLoadClient(getConf(), table);
- success = secureClient.secureBulkLoadHFiles(getStub(), famPaths, regionName,
- assignSeqIds, fsDelegationToken.getUserToken(), bulkToken, copyFile);
- }
- return success ? regionName : null;
- } finally {
- //Best effort copying of files that might not have been imported
- //from the staging directory back to original location
- //in user directory
- if (secureClient != null && !success) {
- FileSystem targetFs = FileSystem.get(getConf());
- // fs is the source filesystem
- if (fs == null) {
- fs = lqis.iterator().next().hfilePath.getFileSystem(getConf());
- }
- // Check to see if the source and target filesystems are the same
- // If they are the same filesystem, we will try move the files back
- // because previously we moved them to the staging directory.
- if (FSHDFSUtils.isSameHdfs(getConf(), fs, targetFs)) {
- for (Pair<byte[], String> el : famPaths) {
- Path hfileStagingPath = null;
- Path hfileOrigPath = new Path(el.getSecond());
- try {
- hfileStagingPath = new Path(new Path(bulkToken, Bytes.toString(el.getFirst())),
- hfileOrigPath.getName());
- if (targetFs.rename(hfileStagingPath, hfileOrigPath)) {
- LOG.debug("Moved back file " + hfileOrigPath + " from " +
- hfileStagingPath);
- } else if (targetFs.exists(hfileStagingPath)) {
- LOG.debug("Unable to move back file " + hfileOrigPath + " from " +
- hfileStagingPath);
- }
- } catch (Exception ex) {
- LOG.debug("Unable to move back file " + hfileOrigPath + " from " +
- hfileStagingPath, ex);
- }
- }
- }
- }
- }
- }
- };
- }
-
- /**
- * Prepare a collection of {@link LoadQueueItem} from list of source hfiles contained in the
- * passed directory and validates whether the prepared queue has all the valid table column
- * families in it.
- * @param hfilesDir directory containing list of hfiles to be loaded into the table
- * @param table table to which hfiles should be loaded
- * @param queue queue which needs to be loaded into the table
- * @param validateHFile if true hfiles will be validated for its format
- * @throws IOException If any I/O or network error occurred
- */
- public void prepareHFileQueue(Path hfilesDir, Table table, Deque<LoadQueueItem> queue,
- boolean validateHFile) throws IOException {
- prepareHFileQueue(hfilesDir, table, queue, validateHFile, false);
- }
-
- /**
- * Prepare a collection of {@link LoadQueueItem} from list of source hfiles contained in the
- * passed directory and validates whether the prepared queue has all the valid table column
- * families in it.
- * @param hfilesDir directory containing list of hfiles to be loaded into the table
- * @param table table to which hfiles should be loaded
- * @param queue queue which needs to be loaded into the table
- * @param validateHFile if true hfiles will be validated for its format
- * @param silence true to ignore unmatched column families
- * @throws IOException If any I/O or network error occurred
- */
- public void prepareHFileQueue(Path hfilesDir, Table table,
- Deque<LoadQueueItem> queue, boolean validateHFile, boolean silence) throws IOException {
- discoverLoadQueue(queue, hfilesDir, validateHFile);
- validateFamiliesInHFiles(table, queue, silence);
- }
-
- /**
- * Prepare a collection of {@link LoadQueueItem} from list of source hfiles contained in the
- * passed directory and validates whether the prepared queue has all the valid table column
- * families in it.
- * @param map map of family to List of hfiles
- * @param table table to which hfiles should be loaded
- * @param queue queue which needs to be loaded into the table
- * @param silence true to ignore unmatched column families
- * @throws IOException If any I/O or network error occurred
- */
- public void prepareHFileQueue(Map<byte[], List<Path>> map, Table table,
- Deque<LoadQueueItem> queue, boolean silence) throws IOException {
- populateLoadQueue(queue, map);
- validateFamiliesInHFiles(table, queue, silence);
- }
-
- // Initialize a thread pool
- private ExecutorService createExecutorService() {
- ThreadFactoryBuilder builder = new ThreadFactoryBuilder();
- builder.setNameFormat("LoadIncrementalHFiles-%1$d");
- ExecutorService pool = new ThreadPoolExecutor(nrThreads, nrThreads, 60, TimeUnit.SECONDS,
- new LinkedBlockingQueue<>(), builder.build());
- ((ThreadPoolExecutor) pool).allowCoreThreadTimeOut(true);
- return pool;
- }
-
- /**
- * Checks whether there is any invalid family name in HFiles to be bulk loaded.
- */
- private void validateFamiliesInHFiles(Table table, Deque<LoadQueueItem> queue, boolean silence)
- throws IOException {
- ColumnFamilyDescriptor[] families = table.getDescriptor().getColumnFamilies();
- List<String> familyNames = new ArrayList<>(families.length);
- for (ColumnFamilyDescriptor family : families) {
- familyNames.add(family.getNameAsString());
- }
- Iterator<LoadQueueItem> queueIter = queue.iterator();
- while (queueIter.hasNext()) {
- LoadQueueItem lqi = queueIter.next();
- String familyNameInHFile = Bytes.toString(lqi.family);
- if (!familyNames.contains(familyNameInHFile)) {
- unmatchedFamilies.add(familyNameInHFile);
- }
- }
- if (unmatchedFamilies.size() > 0) {
- String msg =
- "Unmatched family names found: unmatched family names in HFiles to be bulkloaded: "
- + unmatchedFamilies + "; valid family names of table " + table.getName() + " are: "
- + familyNames;
- LOG.error(msg);
- if (!silence) throw new IOException(msg);
- }
- }
-
- /**
- * Used by the replication sink to load the hfiles from the source cluster. It does the following,
- * <ol>
- * <li>LoadIncrementalHFiles#groupOrSplitPhase(Table, ExecutorService, Deque, Pair)}</li>
- * <li>LoadIncrementalHFiles#bulkLoadPhase(Table, Connection, ExecutorService, Deque, Multimap)
- * </li>
- * </ol>
- * @param table Table to which these hfiles should be loaded to
- * @param conn Connection to use
- * @param queue {@link LoadQueueItem} has hfiles yet to be loaded
- * @param startEndKeys starting and ending row keys of the region
- */
- public void loadHFileQueue(final Table table, final Connection conn, Deque<LoadQueueItem> queue,
- Pair<byte[][], byte[][]> startEndKeys) throws IOException {
- loadHFileQueue(table, conn, queue, startEndKeys, false);
- }
-
- /**
- * Used by the replication sink to load the hfiles from the source cluster. It does the following,
- * <ol>
- * <li>LoadIncrementalHFiles#groupOrSplitPhase(Table, ExecutorService, Deque, Pair)}</li>
- * <li>LoadIncrementalHFiles#bulkLoadPhase(Table, Connection, ExecutorService, Deque, Multimap)
- * </li>
- * </ol>
- * @param table Table to which these hfiles should be loaded to
- * @param conn Connection to use
- * @param queue {@link LoadQueueItem} has hfiles yet to be loaded
- * @param startEndKeys starting and ending row keys of the region
- */
- public void loadHFileQueue(final Table table, final Connection conn, Deque<LoadQueueItem> queue,
- Pair<byte[][], byte[][]> startEndKeys, boolean copyFile) throws IOException {
- ExecutorService pool = null;
- try {
- pool = createExecutorService();
- Multimap<ByteBuffer, LoadQueueItem> regionGroups =
- groupOrSplitPhase(table, pool, queue, startEndKeys).getFirst();
- bulkLoadPhase(table, conn, pool, queue, regionGroups, copyFile, null);
- } finally {
- if (pool != null) {
- pool.shutdown();
- }
- }
- }
-
- /**
- * This takes the LQI's grouped by likely regions and attempts to bulk load
- * them. Any failures are re-queued for another pass with the
- * groupOrSplitPhase.
- */
- protected void bulkLoadPhase(final Table table, final Connection conn,
- ExecutorService pool, Deque<LoadQueueItem> queue,
- final Multimap<ByteBuffer, LoadQueueItem> regionGroups, boolean copyFile,
- Map<LoadQueueItem, ByteBuffer> item2RegionMap) throws IOException {
- // atomically bulk load the groups.
- Set<Future<List<LoadQueueItem>>> loadingFutures = new HashSet<>();
- for (Entry<ByteBuffer, ? extends Collection<LoadQueueItem>> e: regionGroups.asMap().entrySet()){
- final byte[] first = e.getKey().array();
- final Collection<LoadQueueItem> lqis = e.getValue();
-
- final ClientServiceCallable<byte[]> serviceCallable =
- buildClientServiceCallable(conn, table.getName(), first, lqis, copyFile);
-
- final Callable<List<LoadQueueItem>> call = new Callable<List<LoadQueueItem>>() {
- @Override
- public List<LoadQueueItem> call() throws Exception {
- List<LoadQueueItem> toRetry =
- tryAtomicRegionLoad(serviceCallable, table.getName(), first, lqis);
- return toRetry;
- }
- };
- if (item2RegionMap != null) {
- for (LoadQueueItem lqi : lqis) {
- item2RegionMap.put(lqi, e.getKey());
- }
- }
- loadingFutures.add(pool.submit(call));
- }
-
- // get all the results.
- for (Future<List<LoadQueueItem>> future : loadingFutures) {
- try {
- List<LoadQueueItem> toRetry = future.get();
-
- if (item2RegionMap != null) {
- for (LoadQueueItem lqi : toRetry) {
- item2RegionMap.remove(lqi);
- }
- }
- // LQIs that are requeued to be regrouped.
- queue.addAll(toRetry);
-
- } catch (ExecutionException e1) {
- Throwable t = e1.getCause();
- if (t instanceof IOException) {
- // At this point something unrecoverable has happened.
- // TODO Implement bulk load recovery
- throw new IOException("BulkLoad encountered an unrecoverable problem", t);
- }
- LOG.error("Unexpected execution exception during bulk load", e1);
- throw new IllegalStateException(t);
- } catch (InterruptedException e1) {
- LOG.error("Unexpected interrupted exception during bulk load", e1);
- throw (InterruptedIOException)new InterruptedIOException().initCause(e1);
- }
- }
- }
-
- private boolean checkHFilesCountPerRegionPerFamily(
- final Multimap<ByteBuffer, LoadQueueItem> regionGroups) {
- for (Entry<ByteBuffer,
- ? extends Collection<LoadQueueItem>> e: regionGroups.asMap().entrySet()) {
- final Collection<LoadQueueItem> lqis = e.getValue();
- HashMap<byte[], MutableInt> filesMap = new HashMap<>();
- for (LoadQueueItem lqi: lqis) {
- MutableInt count = filesMap.get(lqi.family);
- if (count == null) {
- count = new MutableInt();
- filesMap.put(lqi.family, count);
- }
- count.increment();
- if (count.intValue() > maxFilesPerRegionPerFamily) {
- LOG.error("Trying to load more than " + maxFilesPerRegionPerFamily
- + " hfiles to family " + Bytes.toStringBinary(lqi.family)
- + " of region with start key "
- + Bytes.toStringBinary(e.getKey()));
- return false;
- }
- }
- }
- return true;
- }
-
- /**
- * @param table the table to load into
- * @param pool the ExecutorService
- * @param queue the queue for LoadQueueItem
- * @param startEndKeys start and end keys
- * @return A map that groups LQI by likely bulk load region targets and Set of missing hfiles.
- */
- private Pair<Multimap<ByteBuffer, LoadQueueItem>, Set<String>> groupOrSplitPhase(
- final Table table, ExecutorService pool, Deque<LoadQueueItem> queue,
- final Pair<byte[][], byte[][]> startEndKeys) throws IOException {
- // <region start key, LQI> need synchronized only within this scope of this
- // phase because of the puts that happen in futures.
- Multimap<ByteBuffer, LoadQueueItem> rgs = HashMultimap.create();
- final Multimap<ByteBuffer, LoadQueueItem> regionGroups = Multimaps.synchronizedMultimap(rgs);
- Set<String> missingHFiles = new HashSet<>();
- Pair<Multimap<ByteBuffer, LoadQueueItem>, Set<String>> pair = new Pair<>(regionGroups,
- missingHFiles);
-
- // drain LQIs and figure out bulk load groups
- Set<Future<Pair<List<LoadQueueItem>, String>>> splittingFutures = new HashSet<>();
- while (!queue.isEmpty()) {
- final LoadQueueItem item = queue.remove();
-
- final Callable<Pair<List<LoadQueueItem>, String>> call =
- new Callable<Pair<List<LoadQueueItem>, String>>() {
- @Override
- public Pair<List<LoadQueueItem>, String> call() throws Exception {
- Pair<List<LoadQueueItem>, String> splits = groupOrSplit(regionGroups, item, table,
- startEndKeys);
- return splits;
- }
- };
- splittingFutures.add(pool.submit(call));
- }
- // get all the results. All grouping and splitting must finish before
- // we can attempt the atomic loads.
- for (Future<Pair<List<LoadQueueItem>, String>> lqis : splittingFutures) {
- try {
- Pair<List<LoadQueueItem>, String> splits = lqis.get();
- if (splits != null) {
- if (splits.getFirst() != null) {
- queue.addAll(splits.getFirst());
- } else {
- missingHFiles.add(splits.getSecond());
- }
- }
- } catch (ExecutionException e1) {
- Throwable t = e1.getCause();
- if (t instanceof IOException) {
- LOG.error("IOException during splitting", e1);
- throw (IOException)t; // would have been thrown if not parallelized,
- }
- LOG.error("Unexpected execution exception during splitting", e1);
- throw new IllegalStateException(t);
- } catch (InterruptedException e1) {
- LOG.error("Unexpected interrupted exception during splitting", e1);
- throw (InterruptedIOException)new InterruptedIOException().initCause(e1);
- }
- }
- return pair;
- }
-
- // unique file name for the table
- private String getUniqueName() {
- return UUID.randomUUID().toString().replaceAll("-", "");
- }
-
- protected List<LoadQueueItem> splitStoreFile(final LoadQueueItem item,
- final Table table, byte[] startKey,
- byte[] splitKey) throws IOException {
- final Path hfilePath = item.hfilePath;
-
- Path tmpDir = item.hfilePath.getParent();
- if (!tmpDir.getName().equals(TMP_DIR)) {
- tmpDir = new Path(tmpDir, TMP_DIR);
- }
-
- LOG.info("HFile at " + hfilePath + " no longer fits inside a single " +
- "region. Splitting...");
-
- String uniqueName = getUniqueName();
- HColumnDescriptor familyDesc = table.getTableDescriptor().getFamily(item.family);
-
- Path botOut = new Path(tmpDir, uniqueName + ".bottom");
- Path topOut = new Path(tmpDir, uniqueName + ".top");
- splitStoreFile(getConf(), hfilePath, familyDesc, splitKey, botOut, topOut);
-
- FileSystem fs = tmpDir.getFileSystem(getConf());
- fs.setPermission(tmpDir, FsPermission.valueOf("-rwxrwxrwx"));
- fs.setPermission(botOut, FsPermission.valueOf("-rwxrwxrwx"));
- fs.setPermission(topOut, FsPermission.valueOf("-rwxrwxrwx"));
-
- // Add these back at the *front* of the queue, so there's a lower
- // chance that the region will just split again before we get there.
- List<LoadQueueItem> lqis = new ArrayList<>(2);
- lqis.add(new LoadQueueItem(item.family, botOut));
- lqis.add(new LoadQueueItem(item.family, topOut));
-
- // If the current item is already the result of previous splits,
- // we don't need it anymore. Clean up to save space.
- // It is not part of the original input files.
- try {
- tmpDir = item.hfilePath.getParent();
- if (tmpDir.getName().equals(TMP_DIR)) {
- fs.delete(item.hfilePath, false);
- }
- } catch (IOException e) {
- LOG.warn("Unable to delete temporary split file " + item.hfilePath);
- }
- LOG.info("Successfully split into new HFiles " + botOut + " and " + topOut);
- return lqis;
- }
-
- /**
- * Attempt to assign the given load queue item into its target region group.
- * If the hfile boundary no longer fits into a region, physically splits
- * the hfile such that the new bottom half will fit and returns the list of
- * LQI's corresponding to the resultant hfiles.
- *
- * protected for testing
- * @throws IOException if an IO failure is encountered
- */
- protected Pair<List<LoadQueueItem>, String> groupOrSplit(
- Multimap<ByteBuffer, LoadQueueItem> regionGroups, final LoadQueueItem item, final Table table,
- final Pair<byte[][], byte[][]> startEndKeys) throws IOException {
- final Path hfilePath = item.hfilePath;
- // fs is the source filesystem
- if (fs == null) {
- fs = hfilePath.getFileSystem(getConf());
- }
- HFile.Reader hfr = null;
- try {
- hfr = HFile.createReader(fs, hfilePath, new CacheConfig(getConf()), true, getConf());
- } catch (FileNotFoundException fnfe) {
- LOG.debug("encountered", fnfe);
- return new Pair<>(null, hfilePath.getName());
- }
- final byte[] first, last;
- try {
- hfr.loadFileInfo();
- first = hfr.getFirstRowKey();
- last = hfr.getLastRowKey();
- } finally {
- hfr.close();
- }
-
- LOG.info("Trying to load hfile=" + hfilePath +
- " first=" + Bytes.toStringBinary(first) +
- " last=" + Bytes.toStringBinary(last));
- if (first == null || last == null) {
- assert first == null && last == null;
- // TODO what if this is due to a bad HFile?
- LOG.info("hfile " + hfilePath + " has no entries, skipping");
- return null;
- }
- if (Bytes.compareTo(first, last) > 0) {
- throw new IllegalArgumentException(
- "Invalid range: " + Bytes.toStringBinary(first) +
- " > " + Bytes.toStringBinary(last));
- }
- int idx = Arrays.binarySearch(startEndKeys.getFirst(), first,
- Bytes.BYTES_COMPARATOR);
- if (idx < 0) {
- // not on boundary, returns -(insertion index). Calculate region it
- // would be in.
- idx = -(idx + 1) - 1;
- }
- final int indexForCallable = idx;
-
- /**
- * we can consider there is a region hole in following conditions. 1) if idx < 0,then first
- * region info is lost. 2) if the endkey of a region is not equal to the startkey of the next
- * region. 3) if the endkey of the last region is not empty.
- */
- if (indexForCallable < 0) {
- throw new IOException("The first region info for table "
- + table.getName()
- + " can't be found in hbase:meta.Please use hbck tool to fix it first.");
- } else if ((indexForCallable == startEndKeys.getFirst().length - 1)
- && !Bytes.equals(startEndKeys.getSecond()[indexForCallable], HConstants.EMPTY_BYTE_ARRAY)) {
- throw new IOException("The last region info for table "
- + table.getName()
- + " can't be found in hbase:meta.Please use hbck tool to fix it first.");
- } else if (indexForCallable + 1 < startEndKeys.getFirst().length
- && !(Bytes.compareTo(startEndKeys.getSecond()[indexForCallable],
- startEndKeys.getFirst()[indexForCallable + 1]) == 0)) {
- throw new IOException("The endkey of one region for table "
- + table.getName()
- + " is not equal to the startkey of the next region in hbase:meta."
- + "Please use hbck tool to fix it first.");
- }
-
- boolean lastKeyInRange =
- Bytes.compareTo(last, startEndKeys.getSecond()[idx]) < 0 ||
- Bytes.equals(startEndKeys.getSecond()[idx], HConstants.EMPTY_BYTE_ARRAY);
- if (!lastKeyInRange) {
- List<LoadQueueItem> lqis = splitStoreFile(item, table,
- startEndKeys.getFirst()[indexForCallable],
- startEndKeys.getSecond()[indexForCallable]);
- return new Pair<>(lqis, null);
- }
-
- // group regions.
- regionGroups.put(ByteBuffer.wrap(startEndKeys.getFirst()[idx]), item);
- return null;
- }
-
- /**
- * Attempts to do an atomic load of many hfiles into a region. If it fails,
- * it returns a list of hfiles that need to be retried. If it is successful
- * it will return an empty list.
- *
- * NOTE: To maintain row atomicity guarantees, region server callable should
- * succeed atomically and fails atomically.
- *
- * Protected for testing.
- *
- * @return empty list if success, list of items to retry on recoverable
- * failure
- */
- protected List<LoadQueueItem> tryAtomicRegionLoad(ClientServiceCallable<byte[]> serviceCallable,
- final TableName tableName, final byte[] first, final Collection<LoadQueueItem> lqis)
- throws IOException {
- try {
- List<LoadQueueItem> toRetry = new ArrayList<>();
- Configuration conf = getConf();
- byte[] region = RpcRetryingCallerFactory.instantiate(conf,
- null).<byte[]> newCaller()
- .callWithRetries(serviceCallable, Integer.MAX_VALUE);
- if (region == null) {
- LOG.warn("Attempt to bulk load region containing "
- + Bytes.toStringBinary(first) + " into table "
- + tableName + " with files " + lqis
- + " failed. This is recoverable and they will be retried.");
- toRetry.addAll(lqis); // return lqi's to retry
- }
- // success
- return toRetry;
- } catch (IOException e) {
- LOG.error("Encountered unrecoverable error from region server, additional details: "
- + serviceCallable.getExceptionMessageAdditionalDetail(), e);
- throw e;
- }
- }
-
- private final String toString(List<Pair<byte[], String>> list) {
- StringBuffer sb = new StringBuffer();
- sb.append("[");
- if(list != null){
- for(Pair<byte[], String> pair: list) {
- sb.append("{");
- sb.append(Bytes.toStringBinary(pair.getFirst()));
- sb.append(",");
- sb.append(pair.getSecond());
- sb.append("}");
- }
- }
- sb.append("]");
- return sb.toString();
- }
- private boolean isSecureBulkLoadEndpointAvailable() {
- String classes = getConf().get(CoprocessorHost.REGION_COPROCESSOR_CONF_KEY, "");
- return classes.contains("org.apache.hadoop.hbase.security.access.SecureBulkLoadEndpoint");
- }
-
- /**
- * Split a storefile into a top and bottom half, maintaining
- * the metadata, recreating bloom filters, etc.
- */
- static void splitStoreFile(
- Configuration conf, Path inFile,
- HColumnDescriptor familyDesc, byte[] splitKey,
- Path bottomOut, Path topOut) throws IOException {
- // Open reader with no block cache, and not in-memory
- Reference topReference = Reference.createTopReference(splitKey);
- Reference bottomReference = Reference.createBottomReference(splitKey);
-
- copyHFileHalf(conf, inFile, topOut, topReference, familyDesc);
- copyHFileHalf(conf, inFile, bottomOut, bottomReference, familyDesc);
- }
-
- /**
- * Copy half of an HFile into a new HFile.
- */
- private static void copyHFileHalf(
- Configuration conf, Path inFile, Path outFile, Reference reference,
- HColumnDescriptor familyDescriptor)
- throws IOException {
- FileSystem fs = inFile.getFileSystem(conf);
- CacheConfig cacheConf = new CacheConfig(conf);
- HalfStoreFileReader halfReader = null;
- StoreFileWriter halfWriter = null;
- try {
- halfReader = new HalfStoreFileReader(fs, inFile, cacheConf, reference, true,
- new AtomicInteger(0), true, conf);
- Map<byte[], byte[]> fileInfo = halfReader.loadFileInfo();
-
- int blocksize = familyDescriptor.getBlocksize();
- Algorithm compression = familyDescriptor.getCompressionType();
- BloomType bloomFilterType = familyDescriptor.getBloomFilterType();
- HFileContext hFileContext = new HFileContextBuilder()
- .withCompression(compression)
- .withChecksumType(HStore.getChecksumType(conf))
- .withBytesPerCheckSum(HStore.getBytesPerChecksum(conf))
- .withBlockSize(blocksize)
- .withDataBlockEncoding(familyDescriptor.getDataBlockEncoding())
- .withIncludesTags(true)
- .build();
- halfWriter = new StoreFileWriter.Builder(conf, cacheConf,
- fs)
- .withFilePath(outFile)
- .withBloomType(bloomFilterType)
- .withFileContext(hFileContext)
- .build();
- HFileScanner scanner = halfReader.getScanner(false, false, false);
- scanner.seekTo();
- do {
- halfWriter.append(scanner.getCell());
- } while (scanner.next());
-
- for (Map.Entry<byte[],byte[]> entry : fileInfo.entrySet()) {
- if (shouldCopyHFileMetaKey(entry.getKey())) {
- halfWriter.appendFileInfo(entry.getKey(), entry.getValue());
- }
- }
- } finally {
- if (halfWriter != null) {
- halfWriter.close();
- }
- if (halfReader != null) {
- halfReader.close(cacheConf.shouldEvictOnClose());
- }
- }
- }
-
- private static boolean shouldCopyHFileMetaKey(byte[] key) {
- // skip encoding to keep hfile meta consistent with data block info, see HBASE-15085
- if (Bytes.equals(key, HFileDataBlockEncoder.DATA_BLOCK_ENCODING)) {
- return false;
- }
-
- return !HFile.isReservedFileInfoKey(key);
- }
-
- /*
- * Infers region boundaries for a new table.
- * Parameter:
- * bdryMap is a map between keys to an integer belonging to {+1, -1}
- * If a key is a start key of a file, then it maps to +1
- * If a key is an end key of a file, then it maps to -1
- * Algo:
- * 1) Poll on the keys in order:
- * a) Keep adding the mapped values to these keys (runningSum)
- * b) Each time runningSum reaches 0, add the start Key from when the runningSum had started to
- * a boundary list.
- * 2) Return the boundary list.
- */
- public static byte[][] inferBoundaries(TreeMap<byte[], Integer> bdryMap) {
- ArrayList<byte[]> keysArray = new ArrayList<>();
- int runningValue = 0;
- byte[] currStartKey = null;
- boolean firstBoundary = true;
-
- for (Map.Entry<byte[], Integer> item: bdryMap.entrySet()) {
- if (runningValue == 0) {
- currStartKey = item.getKey();
- }
- runningValue += item.getValue();
- if (runningValue == 0) {
- if (!firstBoundary) {
- keysArray.add(currStartKey);
- }
- firstBoundary = false;
- }
- }
-
- return keysArray.toArray(new byte[0][0]);
- }
-
- /*
- * If the table is created for the first time, then "completebulkload" reads the files twice.
- * More modifications necessary if we want to avoid doing it.
- */
- private void createTable(TableName tableName, String dirPath, Admin admin) throws IOException {
- final Path hfofDir = new Path(dirPath);
- final FileSystem fs = hfofDir.getFileSystem(getConf());
-
- // Add column families
- // Build a set of keys
- final HTableDescriptor htd = new HTableDescriptor(tableName);
- final TreeMap<byte[], Integer> map = new TreeMap<>(Bytes.BYTES_COMPARATOR);
- visitBulkHFiles(fs, hfofDir, new BulkHFileVisitor<HColumnDescriptor>() {
- @Override
- public HColumnDescriptor bulkFamily(final byte[] familyName) {
- HColumnDescriptor hcd = new HColumnDescriptor(familyName);
- htd.addFamily(hcd);
- return hcd;
- }
- @Override
- public void bulkHFile(final HColumnDescriptor hcd, final FileStatus hfileStatus)
- throws IOException {
- Path hfile = hfileStatus.getPath();
- try (HFile.Reader reader =
- HFile.createReader(fs, hfile, new CacheConfig(getConf()), true, getConf())) {
- if (hcd.getCompressionType() != reader.getFileContext().getCompression()) {
- hcd.setCompressionType(reader.getFileContext().getCompression());
- LOG.info("Setting compression " + hcd.getCompressionType().name() + " for family " +
- hcd.toString());
- }
- reader.loadFileInfo();
- byte[] first = reader.getFirstRowKey();
- byte[] last = reader.getLastRowKey();
-
- LOG.info("Trying to figure out region boundaries hfile=" + hfile + " first=" +
- Bytes.toStringBinary(first) + " last=" + Bytes.toStringBinary(last));
-
- // To eventually infer start key-end key boundaries
- Integer value = map.containsKey(first) ? map.get(first) : 0;
- map.put(first, value + 1);
-
- value = map.containsKey(last) ? map.get(last) : 0;
- map.put(last, value - 1);
- }
- }
- });
-
- byte[][] keys = LoadIncrementalHFiles.inferBoundaries(map);
- admin.createTable(htd, keys);
-
- LOG.info("Table "+ tableName +" is available!!");
+ public LoadIncrementalHFiles(Configuration conf) {
+ super(conf);
}
public Map<LoadQueueItem, ByteBuffer> run(String dirPath, Map<byte[], List<Path>> map,
TableName tableName) throws IOException {
- initialize();
- try (Connection connection = ConnectionFactory.createConnection(getConf());
- Admin admin = connection.getAdmin()) {
-
- boolean tableExists = admin.tableExists(tableName);
- if (!tableExists) {
- if (dirPath != null && "yes".equalsIgnoreCase(getConf().get(CREATE_TABLE_CONF_KEY, "yes"))) {
- this.createTable(tableName, dirPath, admin);
- } else {
- String errorMsg = format("Table '%s' does not exist.", tableName);
- LOG.error(errorMsg);
- throw new TableNotFoundException(errorMsg);
- }
- }
- Path hfofDir = null;
- if (dirPath != null) {
- hfofDir = new Path(dirPath);
- }
-
- try (Table table = connection.getTable(tableName);
- RegionLocator locator = connection.getRegionLocator(tableName)) {
- boolean silence = "yes".equalsIgnoreCase(getConf().get(IGNORE_UNMATCHED_CF_CONF_KEY, ""));
- boolean copyFiles = getConf().getBoolean(ALWAYS_COPY_FILES, false);
- if (dirPath != null) {
- doBulkLoad(hfofDir, admin, table, locator, silence, copyFiles);
- } else {
- doBulkLoad(map, admin, table, locator, silence, copyFiles);
- }
- return retValue;
- }
- }
- }
-
- @Override
- public int run(String[] args) throws Exception {
- if (args.length < 2) {
- usage();
- return -1;
- }
-
- String dirPath = args[0];
- TableName tableName = TableName.valueOf(args[1]);
- Map<LoadQueueItem, ByteBuffer> loaded = run(dirPath, null, tableName);
- if (loaded == null || !loaded.isEmpty()) return 0;
- return -1;
- }
-
- public static void main(String[] args) throws Exception {
- Configuration conf = HBaseConfiguration.create();
- int ret = ToolRunner.run(conf, new LoadIncrementalHFiles(conf), args);
- System.exit(ret);
- }
-
- /**
- * Called from replication sink, where it manages bulkToken(staging directory) by itself. This is
- * used only when SecureBulkLoadEndpoint is configured in hbase.coprocessor.region.classes
- * property. This directory is used as a temporary directory where all files are initially
- * copied/moved from user given directory, set all the required file permissions and then from
- * their it is finally loaded into a table. This should be set only when, one would like to manage
- * the staging directory by itself. Otherwise this tool will handle this by itself.
- * @param stagingDir staging directory path
- */
- public void setBulkToken(String stagingDir) {
- this.bulkToken = stagingDir;
+ Map<org.apache.hadoop.hbase.tool.LoadIncrementalHFiles.LoadQueueItem, ByteBuffer> originRet;
+ if (dirPath != null) {
+ originRet = run(dirPath, tableName);
+ } else {
+ originRet = run(map, tableName);
+ }
+ Map<LoadQueueItem, ByteBuffer> ret = new HashMap<>();
+ originRet.forEach((k, v) -> {
+ ret.put(new LoadQueueItem(k.getFamily(), k.getFilePath()), v);
+ });
+ return ret;
}
}
http://git-wip-us.apache.org/repos/asf/hbase/blob/9e53f292/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/compactions/PartitionedMobCompactor.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/compactions/PartitionedMobCompactor.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/compactions/PartitionedMobCompactor.java
index 2308ddf..741f200 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/compactions/PartitionedMobCompactor.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/mob/compactions/PartitionedMobCompactor.java
@@ -61,7 +61,6 @@ import org.apache.hadoop.hbase.io.crypto.Encryption;
import org.apache.hadoop.hbase.io.hfile.CacheConfig;
import org.apache.hadoop.hbase.io.hfile.HFile;
import org.apache.hadoop.hbase.io.hfile.HFile.Reader;
-import org.apache.hadoop.hbase.mapreduce.LoadIncrementalHFiles;
import org.apache.hadoop.hbase.mob.MobConstants;
import org.apache.hadoop.hbase.mob.MobFileName;
import org.apache.hadoop.hbase.mob.MobUtils;
@@ -82,6 +81,7 @@ import org.apache.hadoop.hbase.regionserver.StoreFileScanner;
import org.apache.hadoop.hbase.regionserver.StoreFileWriter;
import org.apache.hadoop.hbase.regionserver.StoreScanner;
import org.apache.hadoop.hbase.security.EncryptionUtil;
+import org.apache.hadoop.hbase.tool.LoadIncrementalHFiles;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.EnvironmentEdgeManager;
import org.apache.hadoop.hbase.util.Pair;
http://git-wip-us.apache.org/repos/asf/hbase/blob/9e53f292/hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/HFileReplicator.java
----------------------------------------------------------------------
diff --git a/hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/HFileReplicator.java b/hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/HFileReplicator.java
index b3556c6..9cc33d1 100644
--- a/hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/HFileReplicator.java
+++ b/hbase-server/src/main/java/org/apache/hadoop/hbase/replication/regionserver/HFileReplicator.java
@@ -45,8 +45,8 @@ import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.hbase.client.Connection;
import org.apache.hadoop.hbase.client.RegionLocator;
import org.apache.hadoop.hbase.client.Table;
-import org.apache.hadoop.hbase.mapreduce.LoadIncrementalHFiles;
-import org.apache.hadoop.hbase.mapreduce.LoadIncrementalHFiles.LoadQueueItem;
+import org.apache.hadoop.hbase.tool.LoadIncrementalHFiles;
+import org.apache.hadoop.hbase.tool.LoadIncrementalHFiles.LoadQueueItem;
import org.apache.hadoop.hbase.security.User;
import org.apache.hadoop.hbase.security.UserProvider;
import org.apache.hadoop.hbase.security.token.FsDelegationToken;