HBASE-22632 SplitTableRegionProcedure and MergeTableRegionsProcedure should skip store files for unknown column families (#344)

Signed-off-by: Guanghao Zhang <zghao@apache.org>
This commit is contained in:
Duo Zhang 2019-06-27 21:54:53 +08:00 committed by GitHub
parent 0198868531
commit 94d5419efb
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3 changed files with 146 additions and 28 deletions

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@ -639,15 +639,14 @@ public class MergeTableRegionsProcedure
* @param regionFs region file system
* @param mergedDir the temp directory of merged region
*/
private void mergeStoreFiles(
final MasterProcedureEnv env, final HRegionFileSystem regionFs, final Path mergedDir)
throws IOException {
private void mergeStoreFiles(final MasterProcedureEnv env, final HRegionFileSystem regionFs,
final Path mergedDir) throws IOException {
final MasterFileSystem mfs = env.getMasterServices().getMasterFileSystem();
final Configuration conf = env.getMasterConfiguration();
final TableDescriptor htd = env.getMasterServices().getTableDescriptors().get(getTableName());
for (String family : regionFs.getFamilies()) {
final ColumnFamilyDescriptor hcd = htd.getColumnFamily(Bytes.toBytes(family));
for (ColumnFamilyDescriptor hcd : htd.getColumnFamilies()) {
String family = hcd.getNameAsString();
final Collection<StoreFileInfo> storeFiles = regionFs.getStoreFiles(family);
if (storeFiles != null && storeFiles.size() > 0) {
@ -655,9 +654,9 @@ public class MergeTableRegionsProcedure
// Create reference file(s) of the region in mergedDir.
// As this procedure is running on master, use CacheConfig.DISABLED means
// don't cache any block.
regionFs.mergeStoreFile(mergedRegion, family,
new HStoreFile(mfs.getFileSystem(), storeFileInfo, conf, CacheConfig.DISABLED,
hcd.getBloomFilterType(), true), mergedDir);
regionFs.mergeStoreFile(mergedRegion, family, new HStoreFile(mfs.getFileSystem(),
storeFileInfo, conf, CacheConfig.DISABLED, hcd.getBloomFilterType(), true),
mergedDir);
}
}
}

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@ -626,6 +626,7 @@ public class SplitTableRegionProcedure
final HRegionFileSystem regionFs) throws IOException {
final MasterFileSystem mfs = env.getMasterServices().getMasterFileSystem();
final Configuration conf = env.getMasterConfiguration();
TableDescriptor htd = env.getMasterServices().getTableDescriptors().get(getTableName());
// The following code sets up a thread pool executor with as many slots as
// there's files to split. It then fires up everything, waits for
// completion and finally checks for any exception
@ -635,12 +636,15 @@ public class SplitTableRegionProcedure
// clean this up.
int nbFiles = 0;
final Map<String, Collection<StoreFileInfo>> files =
new HashMap<String, Collection<StoreFileInfo>>(regionFs.getFamilies().size());
for (String family: regionFs.getFamilies()) {
new HashMap<String, Collection<StoreFileInfo>>(htd.getColumnFamilyCount());
for (ColumnFamilyDescriptor cfd : htd.getColumnFamilies()) {
String family = cfd.getNameAsString();
Collection<StoreFileInfo> sfis = regionFs.getStoreFiles(family);
if (sfis == null) continue;
if (sfis == null) {
continue;
}
Collection<StoreFileInfo> filteredSfis = null;
for (StoreFileInfo sfi: sfis) {
for (StoreFileInfo sfi : sfis) {
// Filter. There is a lag cleaning up compacted reference files. They get cleared
// after a delay in case outstanding Scanners still have references. Because of this,
// the listing of the Store content may have straggler reference files. Skip these.
@ -661,7 +665,7 @@ public class SplitTableRegionProcedure
}
if (nbFiles == 0) {
// no file needs to be splitted.
return new Pair<Integer, Integer>(0,0);
return new Pair<Integer, Integer>(0, 0);
}
// Max #threads is the smaller of the number of storefiles or the default max determined above.
int maxThreads = Math.min(
@ -670,11 +674,10 @@ public class SplitTableRegionProcedure
nbFiles);
LOG.info("pid=" + getProcId() + " splitting " + nbFiles + " storefiles, region=" +
getParentRegion().getShortNameToLog() + ", threads=" + maxThreads);
final ExecutorService threadPool = Executors.newFixedThreadPool(
maxThreads, Threads.getNamedThreadFactory("StoreFileSplitter-%1$d"));
final List<Future<Pair<Path,Path>>> futures = new ArrayList<Future<Pair<Path,Path>>>(nbFiles);
final ExecutorService threadPool = Executors.newFixedThreadPool(maxThreads,
Threads.getNamedThreadFactory("StoreFileSplitter-%1$d"));
final List<Future<Pair<Path, Path>>> futures = new ArrayList<Future<Pair<Path, Path>>>(nbFiles);
TableDescriptor htd = env.getMasterServices().getTableDescriptors().get(getTableName());
// Split each store file.
for (Map.Entry<String, Collection<StoreFileInfo>> e : files.entrySet()) {
byte[] familyName = Bytes.toBytes(e.getKey());
@ -684,9 +687,9 @@ public class SplitTableRegionProcedure
for (StoreFileInfo storeFileInfo : storeFiles) {
// As this procedure is running on master, use CacheConfig.DISABLED means
// don't cache any block.
StoreFileSplitter sfs = new StoreFileSplitter(regionFs, familyName,
new HStoreFile(mfs.getFileSystem(), storeFileInfo, conf, CacheConfig.DISABLED,
hcd.getBloomFilterType(), true));
StoreFileSplitter sfs =
new StoreFileSplitter(regionFs, familyName, new HStoreFile(mfs.getFileSystem(),
storeFileInfo, conf, CacheConfig.DISABLED, hcd.getBloomFilterType(), true));
futures.add(threadPool.submit(sfs));
}
}
@ -707,11 +710,11 @@ public class SplitTableRegionProcedure
while (!threadPool.isTerminated()) {
Thread.sleep(50);
}
throw new IOException("Took too long to split the" +
" files and create the references, aborting split");
throw new IOException(
"Took too long to split the" + " files and create the references, aborting split");
}
} catch (InterruptedException e) {
throw (InterruptedIOException)new InterruptedIOException().initCause(e);
throw (InterruptedIOException) new InterruptedIOException().initCause(e);
}
int daughterA = 0;
@ -731,9 +734,8 @@ public class SplitTableRegionProcedure
if (LOG.isDebugEnabled()) {
LOG.debug("pid=" + getProcId() + " split storefiles for region " +
getParentRegion().getShortNameToLog() +
" Daughter A: " + daughterA + " storefiles, Daughter B: " +
daughterB + " storefiles.");
getParentRegion().getShortNameToLog() + " Daughter A: " + daughterA +
" storefiles, Daughter B: " + daughterB + " storefiles.");
}
return new Pair<Integer, Integer>(daughterA, daughterB);
}

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@ -0,0 +1,117 @@
/**
* Licensed to the Apache Software Foundation (ASF) under one or more contributor license
* agreements. See the NOTICE file distributed with this work for additional information regarding
* copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance with the License. You may obtain a
* copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable
* law or agreed to in writing, software distributed under the License is distributed on an "AS IS"
* BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License
* for the specific language governing permissions and limitations under the License.
*/
package org.apache.hadoop.hbase.master.procedure;
import java.io.IOException;
import java.util.List;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.TimeoutException;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.HBaseClassTestRule;
import org.apache.hadoop.hbase.HBaseTestingUtility;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.client.Admin;
import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;
import org.apache.hadoop.hbase.client.RegionInfo;
import org.apache.hadoop.hbase.client.TableDescriptorBuilder;
import org.apache.hadoop.hbase.io.hfile.HFileContext;
import org.apache.hadoop.hbase.master.MasterFileSystem;
import org.apache.hadoop.hbase.regionserver.StoreFileWriter;
import org.apache.hadoop.hbase.testclassification.MasterTests;
import org.apache.hadoop.hbase.testclassification.MediumTests;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.FSUtils;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.ClassRule;
import org.junit.Rule;
import org.junit.Test;
import org.junit.experimental.categories.Category;
import org.junit.rules.TestName;
/**
* Testcase for HBASE-22632
*/
@Category({ MasterTests.class, MediumTests.class })
public class TestIgnoreUnknownFamily {
@ClassRule
public static final HBaseClassTestRule CLASS_RULE =
HBaseClassTestRule.forClass(TestIgnoreUnknownFamily.class);
private static final HBaseTestingUtility UTIL = new HBaseTestingUtility();
private static final byte[] FAMILY = Bytes.toBytes("cf");
private static final byte[] UNKNOWN_FAMILY = Bytes.toBytes("wrong_cf");
@Rule
public TestName name = new TestName();
@BeforeClass
public static void setUp() throws Exception {
UTIL.startMiniCluster(1);
}
@AfterClass
public static void tearDown() throws Exception {
UTIL.shutdownMiniCluster();
}
@After
public void tearDownAfterTest() throws IOException {
Admin admin = UTIL.getAdmin();
for (TableName tableName : admin.listTableNames()) {
admin.disableTable(tableName);
admin.deleteTable(tableName);
}
}
private void addStoreFileToKnownFamily(RegionInfo region) throws IOException {
MasterFileSystem mfs = UTIL.getMiniHBaseCluster().getMaster().getMasterFileSystem();
Path regionDir =
FSUtils.getRegionDirFromRootDir(FSUtils.getRootDir(mfs.getConfiguration()), region);
Path familyDir = new Path(regionDir, Bytes.toString(UNKNOWN_FAMILY));
StoreFileWriter writer =
new StoreFileWriter.Builder(mfs.getConfiguration(), mfs.getFileSystem())
.withOutputDir(familyDir).withFileContext(new HFileContext()).build();
writer.close();
}
@Test
public void testSplit()
throws IOException, InterruptedException, ExecutionException, TimeoutException {
TableName tableName = TableName.valueOf(name.getMethodName());
Admin admin = UTIL.getAdmin();
admin.createTable(TableDescriptorBuilder.newBuilder(tableName)
.setColumnFamily(ColumnFamilyDescriptorBuilder.of(FAMILY)).build());
RegionInfo region = admin.getRegions(tableName).get(0);
addStoreFileToKnownFamily(region);
admin.splitRegionAsync(region.getRegionName(), Bytes.toBytes(0)).get(30, TimeUnit.SECONDS);
}
@Test
public void testMerge()
throws IOException, InterruptedException, ExecutionException, TimeoutException {
TableName tableName = TableName.valueOf(name.getMethodName());
Admin admin = UTIL.getAdmin();
admin.createTable(
TableDescriptorBuilder.newBuilder(tableName)
.setColumnFamily(ColumnFamilyDescriptorBuilder.of(FAMILY)).build(),
new byte[][] { Bytes.toBytes(0) });
List<RegionInfo> regions = admin.getRegions(tableName);
addStoreFileToKnownFamily(regions.get(0));
admin.mergeRegionsAsync(regions.get(0).getEncodedNameAsBytes(),
regions.get(1).getEncodedNameAsBytes(), false).get(30, TimeUnit.SECONDS);
}
}