HBASE-16257 Move staging dir to be under hbase root dir

This commit is contained in:
Jerry He 2016-09-23 10:07:58 -07:00
parent d2ed74cbc6
commit 50b051ade1
16 changed files with 153 additions and 132 deletions

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@ -36,7 +36,6 @@ import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.PrepareBulkLoadRe
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.PrepareBulkLoadResponse;
import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier;
import org.apache.hadoop.hbase.protobuf.generated.HBaseProtos.RegionSpecifier.RegionSpecifierType;
import org.apache.hadoop.hbase.security.SecureBulkLoadUtil;
import org.apache.hadoop.hbase.util.Pair;
import org.apache.hadoop.security.token.Token;
@ -125,8 +124,4 @@ public class SecureBulkLoadClient {
throw ProtobufUtil.handleRemoteException(se);
}
}
public Path getStagingPath(String bulkToken, byte[] family) throws IOException {
return SecureBulkLoadUtil.getStagingPath(table.getConfiguration(), bulkToken, family);
}
}

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@ -1,46 +0,0 @@
/**
*
* 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.security;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.hbase.util.Bytes;
@InterfaceAudience.Private
public class SecureBulkLoadUtil {
private final static String BULKLOAD_STAGING_DIR = "hbase.bulkload.staging.dir";
/**
* This returns the staging path for a given column family.
* This is needed for clean recovery and called reflectively in LoadIncrementalHFiles
*/
public static Path getStagingPath(Configuration conf, String bulkToken, byte[] family) {
Path stageP = new Path(getBaseStagingDir(conf), bulkToken);
return new Path(stageP, Bytes.toString(family));
}
public static Path getBaseStagingDir(Configuration conf) {
String hbaseTmpFsDir =
conf.get(HConstants.TEMPORARY_FS_DIRECTORY_KEY,
HConstants.DEFAULT_TEMPORARY_HDFS_DIRECTORY);
return new Path(conf.get(BULKLOAD_STAGING_DIR, hbaseTmpFsDir));
}
}

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@ -302,6 +302,9 @@ public final class HConstants {
/** Like the previous, but for old logs that are about to be deleted */
public static final String HREGION_OLDLOGDIR_NAME = "oldWALs";
/** Staging dir used by bulk load */
public static final String BULKLOAD_STAGING_DIR_NAME = "staging";
public static final String CORRUPT_DIR_NAME = "corrupt";
/** Used by HBCK to sideline backup data */

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@ -69,13 +69,6 @@ possible configurations would overwhelm and obscure the important.
for keeping temporary data.
</description>
</property>
<property >
<name>hbase.bulkload.staging.dir</name>
<value>${hbase.fs.tmp.dir}</value>
<description>A staging directory in default file system (HDFS)
for bulk loading.
</description>
</property>
<property >
<name>hbase.cluster.distributed</name>
<value>false</value>
@ -1190,7 +1183,7 @@ possible configurations would overwhelm and obscure the important.
<property>
<name>hbase.rootdir.perms</name>
<value>700</value>
<description>FS Permissions for the root directory in a secure (kerberos) setup.
<description>FS Permissions for the root data subdirectory in a secure (kerberos) setup.
When master starts, it creates the rootdir with this permissions or sets the permissions
if it does not match.</description>
</property>

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@ -118,7 +118,6 @@ public class HBaseCommonTestingUtility {
if (deleteOnExit()) this.dataTestDir.deleteOnExit();
createSubDir("hbase.local.dir", testPath, "hbase-local-dir");
createSubDir("hbase.bulkload.staging.dir", testPath, "staging");
return testPath;
}

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@ -133,8 +133,6 @@ public class LoadIncrementalHFiles extends Configured implements Tool {
private int nrThreads;
private RpcControllerFactory rpcControllerFactory;
private LoadIncrementalHFiles() {}
public LoadIncrementalHFiles(Configuration conf) throws Exception {
super(conf);
this.rpcControllerFactory = new RpcControllerFactory(conf);
@ -1199,7 +1197,7 @@ public class LoadIncrementalHFiles extends Configured implements Tool {
public static void main(String[] args) throws Exception {
Configuration conf = HBaseConfiguration.create();
int ret = ToolRunner.run(conf, new LoadIncrementalHFiles(), args);
int ret = ToolRunner.run(conf, new LoadIncrementalHFiles(conf), args);
System.exit(ret);
}

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@ -25,6 +25,7 @@ import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsAction;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.hbase.ClusterId;
import org.apache.hadoop.hbase.HColumnDescriptor;
@ -36,6 +37,7 @@ import org.apache.hadoop.hbase.backup.HFileArchiver;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.hbase.exceptions.DeserializationException;
import org.apache.hadoop.hbase.fs.HFileSystem;
import org.apache.hadoop.hbase.master.procedure.MasterProcedureConstants;
import org.apache.hadoop.hbase.mob.MobConstants;
import org.apache.hadoop.hbase.mob.MobUtils;
import org.apache.hadoop.hbase.regionserver.HRegion;
@ -64,6 +66,25 @@ public class MasterFileSystem {
// hbase temp directory used for table construction and deletion
private final Path tempdir;
/*
* In a secure env, the protected sub-directories and files under the HBase rootDir
* would be restricted. The sub-directory will have '700' except the bulk load staging dir,
* which will have '711'. The default '700' can be overwritten by setting the property
* 'hbase.rootdir.perms'. The protected files (version file, clusterId file) will have '600'.
* The rootDir itself will be created with HDFS default permissions if it does not exist.
* We will check the rootDir permissions to make sure it has 'x' for all to ensure access
* to the staging dir. If it does not, we will add it.
*/
// Permissions for the directories under rootDir that need protection
private final FsPermission secureRootSubDirPerms;
// Permissions for the files under rootDir that need protection
private final FsPermission secureRootFilePerms = new FsPermission("600");
// Permissions for bulk load staging directory under rootDir
private final FsPermission HiddenDirPerms = FsPermission.valueOf("-rwx--x--x");
private boolean isSecurityEnabled;
private final MasterServices services;
public MasterFileSystem(MasterServices services) throws IOException {
@ -81,6 +102,8 @@ public class MasterFileSystem {
FSUtils.setFsDefault(conf, new Path(this.fs.getUri()));
// make sure the fs has the same conf
fs.setConf(conf);
this.secureRootSubDirPerms = new FsPermission(conf.get("hbase.rootdir.perms", "700"));
this.isSecurityEnabled = "kerberos".equalsIgnoreCase(conf.get("hbase.security.authentication"));
// setup the filesystem variable
createInitialFileSystemLayout();
HFileSystem.addLocationsOrderInterceptor(conf);
@ -96,11 +119,46 @@ public class MasterFileSystem {
* Idempotent.
*/
private void createInitialFileSystemLayout() throws IOException {
final String[] protectedSubDirs = new String[] {
HConstants.BASE_NAMESPACE_DIR,
HConstants.HFILE_ARCHIVE_DIRECTORY,
HConstants.HREGION_LOGDIR_NAME,
HConstants.HREGION_OLDLOGDIR_NAME,
MasterProcedureConstants.MASTER_PROCEDURE_LOGDIR,
HConstants.CORRUPT_DIR_NAME,
HConstants.HBCK_SIDELINEDIR_NAME,
MobConstants.MOB_DIR_NAME
};
// check if the root directory exists
checkRootDir(this.rootdir, conf, this.fs);
// check if temp directory exists and clean it
// Check the directories under rootdir.
checkTempDir(this.tempdir, conf, this.fs);
for (String subDir : protectedSubDirs) {
checkSubDir(new Path(this.rootdir, subDir));
}
checkStagingDir();
// Handle the last few special files and set the final rootDir permissions
// rootDir needs 'x' for all to support bulk load staging dir
if (isSecurityEnabled) {
fs.setPermission(new Path(rootdir, HConstants.VERSION_FILE_NAME), secureRootFilePerms);
fs.setPermission(new Path(rootdir, HConstants.CLUSTER_ID_FILE_NAME), secureRootFilePerms);
}
FsPermission currentRootPerms = fs.getFileStatus(this.rootdir).getPermission();
if (!currentRootPerms.getUserAction().implies(FsAction.EXECUTE)
|| !currentRootPerms.getGroupAction().implies(FsAction.EXECUTE)
|| !currentRootPerms.getOtherAction().implies(FsAction.EXECUTE)) {
LOG.warn("rootdir permissions do not contain 'excute' for user, group or other. "
+ "Automatically adding 'excute' permission for all");
fs.setPermission(
this.rootdir,
new FsPermission(currentRootPerms.getUserAction().or(FsAction.EXECUTE), currentRootPerms
.getGroupAction().or(FsAction.EXECUTE), currentRootPerms.getOtherAction().or(
FsAction.EXECUTE)));
}
}
public FileSystem getFileSystem() {
@ -146,17 +204,10 @@ public class MasterFileSystem {
// If FS is in safe mode wait till out of it.
FSUtils.waitOnSafeMode(c, c.getInt(HConstants.THREAD_WAKE_FREQUENCY, 10 * 1000));
boolean isSecurityEnabled = "kerberos".equalsIgnoreCase(c.get("hbase.security.authentication"));
FsPermission rootDirPerms = new FsPermission(c.get("hbase.rootdir.perms", "700"));
// Filesystem is good. Go ahead and check for hbase.rootdir.
try {
if (!fs.exists(rd)) {
if (isSecurityEnabled) {
fs.mkdirs(rd, rootDirPerms);
} else {
fs.mkdirs(rd);
}
fs.mkdirs(rd);
// DFS leaves safe mode with 0 DNs when there are 0 blocks.
// We used to handle this by checking the current DN count and waiting until
// it is nonzero. With security, the check for datanode count doesn't work --
@ -171,16 +222,6 @@ public class MasterFileSystem {
if (!fs.isDirectory(rd)) {
throw new IllegalArgumentException(rd.toString() + " is not a directory");
}
if (isSecurityEnabled && !rootDirPerms.equals(fs.getFileStatus(rd).getPermission())) {
// check whether the permission match
LOG.warn("Found rootdir permissions NOT matching expected \"hbase.rootdir.perms\" for "
+ "rootdir=" + rd.toString() + " permissions=" + fs.getFileStatus(rd).getPermission()
+ " and \"hbase.rootdir.perms\" configured as "
+ c.get("hbase.rootdir.perms", "700") + ". Automatically setting the permissions. You"
+ " can change the permissions by setting \"hbase.rootdir.perms\" in hbase-site.xml "
+ "and restarting the master");
fs.setPermission(rd, rootDirPerms);
}
// as above
FSUtils.checkVersion(fs, rd, true, c.getInt(HConstants.THREAD_WAKE_FREQUENCY,
10 * 1000), c.getInt(HConstants.VERSION_FILE_WRITE_ATTEMPTS,
@ -239,8 +280,66 @@ public class MasterFileSystem {
}
// Create the temp directory
if (!fs.mkdirs(tmpdir)) {
throw new IOException("HBase temp directory '" + tmpdir + "' creation failure.");
if (isSecurityEnabled) {
if (!fs.mkdirs(tmpdir, secureRootSubDirPerms)) {
throw new IOException("HBase temp directory '" + tmpdir + "' creation failure.");
}
} else {
if (!fs.mkdirs(tmpdir)) {
throw new IOException("HBase temp directory '" + tmpdir + "' creation failure.");
}
}
}
/**
* Make sure the directories under rootDir have good permissions. Create if necessary.
* @param p
* @throws IOException
*/
private void checkSubDir(final Path p) throws IOException {
if (!fs.exists(p)) {
if (isSecurityEnabled) {
if (!fs.mkdirs(p, secureRootSubDirPerms)) {
throw new IOException("HBase directory '" + p + "' creation failure.");
}
} else {
if (!fs.mkdirs(p)) {
throw new IOException("HBase directory '" + p + "' creation failure.");
}
}
}
else {
if (isSecurityEnabled && !secureRootSubDirPerms.equals(fs.getFileStatus(p).getPermission())) {
// check whether the permission match
LOG.warn("Found HBase directory permissions NOT matching expected permissions for "
+ p.toString() + " permissions=" + fs.getFileStatus(p).getPermission()
+ ", expecting " + secureRootSubDirPerms + ". Automatically setting the permissions. "
+ "You can change the permissions by setting \"hbase.rootdir.perms\" in hbase-site.xml "
+ "and restarting the master");
fs.setPermission(p, secureRootSubDirPerms);
}
}
}
/**
* Check permissions for bulk load staging directory. This directory has special hidden
* permissions. Create it if necessary.
* @throws IOException
*/
private void checkStagingDir() throws IOException {
Path p = new Path(this.rootdir, HConstants.BULKLOAD_STAGING_DIR_NAME);
try {
if (!this.fs.exists(p)) {
if (!this.fs.mkdirs(p, HiddenDirPerms)) {
throw new IOException("Failed to create staging directory " + p.toString());
}
} else {
this.fs.setPermission(p, HiddenDirPerms);
}
} catch (IOException e) {
LOG.error("Failed to create or set permission on staging directory " + p.toString());
throw new IOException("Failed to create or set permission on staging directory "
+ p.toString(), e);
}
}

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@ -104,11 +104,6 @@ public class MasterWalManager {
this.distributedLogReplay = this.splitLogManager.isLogReplaying();
this.oldLogDir = new Path(rootDir, HConstants.HREGION_OLDLOGDIR_NAME);
// Make sure the region servers can archive their old logs
if (!this.fs.exists(oldLogDir)) {
this.fs.mkdirs(oldLogDir);
}
}
public void stop() {

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@ -27,6 +27,7 @@ import org.apache.hadoop.fs.FileUtil;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.hbase.DoNotRetryIOException;
import org.apache.hadoop.hbase.HConstants;
import org.apache.hadoop.hbase.TableName;
import org.apache.hadoop.hbase.classification.InterfaceAudience;
import org.apache.hadoop.hbase.coprocessor.BulkLoadObserver;
@ -38,12 +39,12 @@ import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.BulkLoadHFileRequ
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.CleanupBulkLoadRequest;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.PrepareBulkLoadRequest;
import org.apache.hadoop.hbase.regionserver.Region.BulkLoadListener;
import org.apache.hadoop.hbase.security.SecureBulkLoadUtil;
import org.apache.hadoop.hbase.security.User;
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.FSUtils;
import org.apache.hadoop.hbase.util.Methods;
import org.apache.hadoop.hbase.util.Pair;
import org.apache.hadoop.io.Text;
@ -98,7 +99,6 @@ public class SecureBulkLoadManager {
private final static FsPermission PERM_ALL_ACCESS = FsPermission.valueOf("-rwxrwxrwx");
private final static FsPermission PERM_HIDDEN = FsPermission.valueOf("-rwx--x--x");
private SecureRandom random;
private FileSystem fs;
private Configuration conf;
@ -113,32 +113,18 @@ public class SecureBulkLoadManager {
this.conf = conf;
}
public void start() {
public void start() throws IOException {
random = new SecureRandom();
baseStagingDir = SecureBulkLoadUtil.getBaseStagingDir(conf);
this.userProvider = UserProvider.instantiate(conf);
userProvider = UserProvider.instantiate(conf);
fs = FileSystem.get(conf);
baseStagingDir = new Path(FSUtils.getRootDir(conf), HConstants.BULKLOAD_STAGING_DIR_NAME);
try {
fs = FileSystem.get(conf);
if (conf.get("hbase.bulkload.staging.dir") != null) {
LOG.warn("hbase.bulkload.staging.dir " + " is deprecated. Bulkload staging directory is "
+ baseStagingDir);
}
if (!fs.exists(baseStagingDir)) {
fs.mkdirs(baseStagingDir, PERM_HIDDEN);
fs.setPermission(baseStagingDir, PERM_HIDDEN);
FileStatus status = fs.getFileStatus(baseStagingDir);
//no sticky bit in hadoop-1.0, making directory nonempty so it never gets erased
fs.mkdirs(new Path(baseStagingDir,"DONOTERASE"), PERM_HIDDEN);
if (status == null) {
throw new IllegalStateException("Failed to create staging directory "
+ baseStagingDir.toString());
}
if (!status.getPermission().equals(PERM_HIDDEN)) {
throw new IllegalStateException(
"Staging directory already exists but permissions aren't set to '-rwx--x--x' "
+ baseStagingDir.toString());
}
} catch (IOException e) {
LOG.error("Failed to create or set permission on staging directory "
+ baseStagingDir.toString(), e);
throw new IllegalStateException("Failed to create or set permission on staging directory "
+ baseStagingDir.toString(), e);
}
}

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@ -51,6 +51,7 @@ import org.apache.hadoop.hbase.security.User;
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.FSUtils;
import org.apache.hadoop.hbase.util.Pair;
/**
@ -82,7 +83,7 @@ public class HFileReplicator {
private UserProvider userProvider;
private Configuration conf;
private Connection connection;
private String hbaseStagingDir;
private Path hbaseStagingDir;
private ThreadPoolExecutor exec;
private int maxCopyThreads;
private int copiesPerThread;
@ -100,7 +101,7 @@ public class HFileReplicator {
userProvider = UserProvider.instantiate(conf);
fsDelegationToken = new FsDelegationToken(userProvider, "renewer");
this.hbaseStagingDir = conf.get("hbase.bulkload.staging.dir");
this.hbaseStagingDir = new Path(FSUtils.getRootDir(conf), HConstants.BULKLOAD_STAGING_DIR_NAME);
this.maxCopyThreads =
this.conf.getInt(REPLICATION_BULKLOAD_COPY_MAXTHREADS_KEY,
REPLICATION_BULKLOAD_COPY_MAXTHREADS_DEFAULT);
@ -253,7 +254,7 @@ public class HFileReplicator {
// Create staging directory for each table
Path stagingDir =
createStagingDir(new Path(hbaseStagingDir), user, TableName.valueOf(tableName));
createStagingDir(hbaseStagingDir, user, TableName.valueOf(tableName));
familyHFilePathsPairsList = tableEntry.getValue();
familyHFilePathsPairsListSize = familyHFilePathsPairsList.size();

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@ -141,9 +141,11 @@ public class HFileCorruptionChecker {
Path regionDir = cfDir.getParent();
Path tableDir = regionDir.getParent();
// build up the corrupted dirs strcture
Path corruptBaseDir = new Path(FSUtils.getRootDir(conf), conf.get(
"hbase.hfile.quarantine.dir", HConstants.CORRUPT_DIR_NAME));
// build up the corrupted dirs structure
Path corruptBaseDir = new Path(FSUtils.getRootDir(conf), HConstants.CORRUPT_DIR_NAME);
if (conf.get("hbase.hfile.quarantine.dir") != null) {
LOG.warn("hbase.hfile.quarantine.dir is deprecated. Default to " + corruptBaseDir);
}
Path corruptTableDir = new Path(corruptBaseDir, tableDir.getName());
Path corruptRegionDir = new Path(corruptTableDir, regionDir.getName());
Path corruptFamilyDir = new Path(corruptRegionDir, cfDir.getName());

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@ -477,9 +477,11 @@ public class WALSplitter {
final List<Path> corruptedLogs,
final List<Path> processedLogs, final Path oldLogDir,
final FileSystem fs, final Configuration conf) throws IOException {
final Path corruptDir = new Path(FSUtils.getRootDir(conf), conf.get(
"hbase.regionserver.hlog.splitlog.corrupt.dir", HConstants.CORRUPT_DIR_NAME));
final Path corruptDir = new Path(FSUtils.getRootDir(conf), HConstants.CORRUPT_DIR_NAME);
if (conf.get("hbase.regionserver.hlog.splitlog.corrupt.dir") != null) {
LOG.warn("hbase.regionserver.hlog.splitlog.corrupt.dir is deprecated. Default to "
+ corruptDir);
}
if (!fs.mkdirs(corruptDir)) {
LOG.info("Unable to mkdir " + corruptDir);
}

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@ -1282,7 +1282,6 @@ public class HBaseTestingUtility extends HBaseCommonTestingUtility {
} else {
LOG.info("The hbase.fs.tmp.dir is set to " + hbaseFsTmpDirInString);
}
this.conf.set("hbase.bulkload.staging.dir", this.conf.get("hbase.fs.tmp.dir"));
}
/**

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@ -50,10 +50,10 @@ import org.apache.hadoop.hbase.io.hfile.CacheConfig;
import org.apache.hadoop.hbase.io.hfile.HFile;
import org.apache.hadoop.hbase.io.hfile.HFileScanner;
import org.apache.hadoop.hbase.regionserver.BloomType;
import org.apache.hadoop.hbase.security.SecureBulkLoadUtil;
import org.apache.hadoop.hbase.testclassification.LargeTests;
import org.apache.hadoop.hbase.testclassification.MapReduceTests;
import org.apache.hadoop.hbase.util.Bytes;
import org.apache.hadoop.hbase.util.FSUtils;
import org.apache.hadoop.hbase.util.HFileTestUtil;
import org.junit.AfterClass;
import org.junit.BeforeClass;
@ -342,7 +342,7 @@ public class TestLoadIncrementalHFiles {
}
// verify staging folder has been cleaned up
Path stagingBasePath = SecureBulkLoadUtil.getBaseStagingDir(util.getConfiguration());
Path stagingBasePath = new Path(FSUtils.getRootDir(util.getConfiguration()), HConstants.BULKLOAD_STAGING_DIR_NAME);
if(fs.exists(stagingBasePath)) {
FileStatus[] files = fs.listStatus(stagingBasePath);
for(FileStatus file : files) {

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@ -38,7 +38,6 @@ import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.DelegationToken;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.PrepareBulkLoadRequest;
import org.apache.hadoop.hbase.protobuf.generated.ClientProtos.PrepareBulkLoadResponse;
import org.apache.hadoop.hbase.protobuf.generated.SecureBulkLoadProtos;
import org.apache.hadoop.hbase.security.SecureBulkLoadUtil;
import org.apache.hadoop.hbase.util.ByteStringer;
import org.apache.hadoop.hbase.util.Pair;
import org.apache.hadoop.security.token.Token;
@ -166,7 +165,4 @@ public class SecureBulkLoadEndpointClient {
}
}
public Path getStagingPath(String bulkToken, byte[] family) throws IOException {
return SecureBulkLoadUtil.getStagingPath(table.getConfiguration(), bulkToken, family);
}
}

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@ -1076,8 +1076,7 @@ public class TestWALSplit {
useDifferentDFSClient();
WALSplitter.split(HBASEDIR, WALDIR, OLDLOGDIR, fs, conf, wals);
final Path corruptDir = new Path(FSUtils.getRootDir(conf), conf.get(
"hbase.regionserver.hlog.splitlog.corrupt.dir", HConstants.CORRUPT_DIR_NAME));
final Path corruptDir = new Path(FSUtils.getRootDir(conf), HConstants.CORRUPT_DIR_NAME);
assertEquals(1, fs.listStatus(corruptDir).length);
}