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Merge trunk into HA branch.

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/HDFS-1623@1245117 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Aaron Myers 2012-02-16 18:35:32 +00:00
commit 833e96534f
10 changed files with 161 additions and 39 deletions
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6
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -190,6 +190,12 @@ Release 0.23.2 - UNRELEASED
Double.MAX_VALUE) to avoid making Ganglia's gmetad core. (Varun Kapoor
via mattf)
HADOOP-8074. Small bug in hadoop error message for unknown commands.
(Colin Patrick McCabe via eli)
HADOOP-8082 add hadoop-client and hadoop-minicluster to the
dependency-management section. (tucu)
Release 0.23.1 - 2012-02-08
INCOMPATIBLE CHANGES

10
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/FsShell.java
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@ -269,7 +269,15 @@ public int run(String argv[]) throws Exception {
private void displayError(String cmd, String message) {
for (String line : message.split("\n")) {
System.err.println(cmd.substring(1) + ": " + line);
System.err.println(cmd + ": " + line);
if (cmd.charAt(0) != '-') {
Command instance = null;
instance = commandFactory.getInstance("-" + cmd);
if (instance != null) {
System.err.println("Did you mean -" + cmd + "? This command " +
"begins with a dash.");
}
}
}
}

3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -251,6 +251,9 @@ Release 0.23.2 - UNRELEASED
HDFS-2950. Secondary NN HTTPS address should be listed as a
NAMESERVICE_SPECIFIC_KEY. (todd)
HDFS-2938. Recursive delete of a large directory make namenode
unresponsive. (Hari Mankude via suresh)
Release 0.23.1 - 2012-02-08
INCOMPATIBLE CHANGES

21
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
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@ -2387,15 +2387,8 @@ private boolean deleteInternal(String src, boolean recursive,
} finally {
writeUnlock();
}
getEditLog().logSync();
writeLock();
try {
removeBlocks(collectedBlocks); // Incremental deletion of blocks
} finally {
writeUnlock();
}
collectedBlocks.clear();
if (NameNode.stateChangeLog.isDebugEnabled()) {
NameNode.stateChangeLog.debug("DIR* Namesystem.delete: "
@ -2404,17 +2397,25 @@ private boolean deleteInternal(String src, boolean recursive,
return true;
}
/** From the given list, incrementally remove the blocks from blockManager */
/**
* From the given list, incrementally remove the blocks from blockManager
* Writelock is dropped and reacquired every BLOCK_DELETION_INCREMENT to
* ensure that other waiters on the lock can get in. See HDFS-2938
*/
private void removeBlocks(List<Block> blocks) {
assert hasWriteLock();
int start = 0;
int end = 0;
while (start < blocks.size()) {
end = BLOCK_DELETION_INCREMENT + start;
end = end > blocks.size() ? blocks.size() : end;
for (int i=start; i<end; i++) {
writeLock();
try {
for (int i = start; i < end; i++) {
blockManager.removeBlock(blocks.get(i));
}
} finally {
writeUnlock();
}
start = end;
}
}

5
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestLargeDirectoryDelete.java
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@ -117,8 +117,11 @@ protected void execute() throws Throwable {
try {
int blockcount = getBlockCount();
if (blockcount < TOTAL_BLOCKS && blockcount > 0) {
synchronized(mc.getNamesystem()) {
mc.getNamesystem().writeLock();
try {
lockOps++;
} finally {
mc.getNamesystem().writeUnlock();
}
Thread.sleep(1);
}

6
hadoop-mapreduce-project/CHANGES.txt
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@ -94,6 +94,9 @@ Release 0.23.2 - UNRELEASED
IMPROVEMENTS
MAPREDUCE-3849. Change TokenCache's reading of the binary token file
(Daryn Sharp via bobby)
MAPREDUCE-3854. Fixed and reenabled tests related to MR child JVM's
environmental variables in TestMiniMRChildTask. (Tom White via vinodkv)
@ -110,6 +113,9 @@ Release 0.23.2 - UNRELEASED
MAPREDUCE-3736. Variable substitution depth too large for fs.default.name
causes jobs to fail (ahmed via tucu).
MAPREDUCE-3864. Fix cluster setup docs for correct SecondaryNameNode
HTTPS parameters. (todd)
Release 0.23.1 - 2012-02-08
INCOMPATIBLE CHANGES

39
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/main/java/org/apache/hadoop/mapreduce/security/TokenCache.java
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@ -114,31 +114,10 @@ static void obtainTokensForNamenodesInternal(FileSystem fs,
throw new IOException(
"Can't get Master Kerberos principal for use as renewer");
}
boolean readFile = true;
mergeBinaryTokens(credentials, conf);
String fsName = fs.getCanonicalServiceName();
if (TokenCache.getDelegationToken(credentials, fsName) == null) {
//TODO: Need to come up with a better place to put
//this block of code to do with reading the file
if (readFile) {
readFile = false;
String binaryTokenFilename =
conf.get(MRJobConfig.MAPREDUCE_JOB_CREDENTIALS_BINARY);
if (binaryTokenFilename != null) {
Credentials binary;
try {
binary = Credentials.readTokenStorageFile(
new Path("file:///" + binaryTokenFilename), conf);
} catch (IOException e) {
throw new RuntimeException(e);
}
credentials.addAll(binary);
}
if (TokenCache.getDelegationToken(credentials, fsName) != null) {
LOG.debug("DT for " + fsName + " is already present");
return;
}
}
List<Token<?>> tokens =
fs.getDelegationTokens(delegTokenRenewer, credentials);
if (tokens != null) {
@ -161,6 +140,22 @@ static void obtainTokensForNamenodesInternal(FileSystem fs,
}
}
private static void mergeBinaryTokens(Credentials creds, Configuration conf) {
String binaryTokenFilename =
conf.get(MRJobConfig.MAPREDUCE_JOB_CREDENTIALS_BINARY);
if (binaryTokenFilename != null) {
Credentials binary;
try {
binary = Credentials.readTokenStorageFile(
new Path("file:///" + binaryTokenFilename), conf);
} catch (IOException e) {
throw new RuntimeException(e);
}
// supplement existing tokens with the tokens in the binary file
creds.mergeAll(binary);
}
}
/**
* file name used on HDFS for generated job token
*/

89
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core/src/test/java/org/apache/hadoop/mapreduce/security/TestTokenCache.java
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@ -21,23 +21,27 @@
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertNull;
import static org.junit.Assert.assertTrue;
import static org.mockito.Matchers.any;
import static org.mockito.Mockito.mock;
import static org.mockito.Mockito.times;
import static org.mockito.Mockito.verify;
import static org.mockito.Mockito.when;
import java.io.IOException;
import java.net.URI;
import java.util.LinkedList;
import java.util.List;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapred.Master;
import org.apache.hadoop.mapreduce.MRJobConfig;
import org.apache.hadoop.security.Credentials;
import org.apache.hadoop.security.token.Token;
import org.apache.hadoop.security.token.TokenIdentifier;
import org.apache.hadoop.yarn.conf.YarnConfiguration;
import org.junit.Test;
import org.mockito.invocation.InvocationOnMock;
@ -162,6 +166,91 @@ public List<Token<?>> answer(InvocationOnMock invocation)
return mockFs;
}
@Test
@SuppressWarnings("deprecation")
public void testBinaryCredentials() throws Exception {
Configuration conf = new Configuration();
conf.set(YarnConfiguration.RM_PRINCIPAL, "mapred/host@REALM");
String renewer = Master.getMasterPrincipal(conf);
Path TEST_ROOT_DIR =
new Path(System.getProperty("test.build.data","test/build/data"));
// ick, but need fq path minus file:/
String binaryTokenFile = FileSystem.getLocal(conf).makeQualified(
new Path(TEST_ROOT_DIR, "tokenFile")).toUri().getPath();
FileSystem fs1 = createFileSystemForService("service1");
FileSystem fs2 = createFileSystemForService("service2");
FileSystem fs3 = createFileSystemForService("service3");
// get the tokens for fs1 & fs2 and write out to binary creds file
Credentials creds = new Credentials();
Token<?> token1 = fs1.getDelegationToken(renewer);
Token<?> token2 = fs2.getDelegationToken(renewer);
creds.addToken(token1.getService(), token1);
creds.addToken(token2.getService(), token2);
// wait to set, else the obtain tokens call above will fail with FNF
conf.set(MRJobConfig.MAPREDUCE_JOB_CREDENTIALS_BINARY, binaryTokenFile);
creds.writeTokenStorageFile(new Path(binaryTokenFile), conf);
// re-init creds and add a newer token for fs1
creds = new Credentials();
Token<?> newerToken1 = fs1.getDelegationToken(renewer);
assertFalse(newerToken1.equals(token1));
creds.addToken(newerToken1.getService(), newerToken1);
checkToken(creds, newerToken1);
// get token for fs1, see that fs2's token was loaded
TokenCache.obtainTokensForNamenodesInternal(fs1, creds, conf);
checkToken(creds, newerToken1, token2);
// get token for fs2, nothing should change since already present
TokenCache.obtainTokensForNamenodesInternal(fs2, creds, conf);
checkToken(creds, newerToken1, token2);
// get token for fs3, should only add token for fs3
TokenCache.obtainTokensForNamenodesInternal(fs3, creds, conf);
Token<?> token3 = creds.getToken(new Text(fs3.getCanonicalServiceName()));
assertTrue(token3 != null);
checkToken(creds, newerToken1, token2, token3);
// be paranoid, check one last time that nothing changes
TokenCache.obtainTokensForNamenodesInternal(fs1, creds, conf);
TokenCache.obtainTokensForNamenodesInternal(fs2, creds, conf);
TokenCache.obtainTokensForNamenodesInternal(fs3, creds, conf);
checkToken(creds, newerToken1, token2, token3);
}
private void checkToken(Credentials creds, Token<?> ... tokens) {
assertEquals(tokens.length, creds.getAllTokens().size());
for (Token<?> token : tokens) {
Token<?> credsToken = creds.getToken(token.getService());
assertTrue(credsToken != null);
assertEquals(token, credsToken);
}
}
@SuppressWarnings("deprecation")
private FileSystem createFileSystemForService(final String service)
throws IOException {
FileSystem mockFs = mock(FileSystem.class);
when(mockFs.getCanonicalServiceName()).thenReturn(service);
when(mockFs.getDelegationToken(any(String.class))).thenAnswer(
new Answer<Token<?>>() {
int unique = 0;
@Override
public Token<?> answer(InvocationOnMock invocation) throws Throwable {
Token<?> token = new Token<TokenIdentifier>();
token.setService(new Text(service));
// use unique value so when we restore from token storage, we can
// tell if it's really the same token
token.setKind(new Text("token" + unique++));
return token;
}
});
return mockFs;
}
@Test
public void testCleanUpTokenReferral() throws Exception {
Configuration conf = new Configuration();

4
hadoop-mapreduce-project/hadoop-yarn/hadoop-yarn-site/src/site/apt/ClusterSetup.apt.vm
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@ -738,9 +738,9 @@ KVNO Timestamp Principal
*-------------------------+-------------------------+------------------------+
|| Parameter || Value || Notes |
*-------------------------+-------------------------+------------------------+
| <<<dfs.namenode.secondary.https-address>>> | <c_nn_host_fqdn:50090> | |
| <<<dfs.namenode.secondary.http-address>>> | <c_nn_host_fqdn:50090> | |
*-------------------------+-------------------------+------------------------+
| <<<dfs.secondary.https.port>>> | <50090> | |
| <<<dfs.namenode.secondary.https-port>>> | <50470> | |
*-------------------------+-------------------------+------------------------+
| <<<dfs.namenode.secondary.keytab.file>>> | | |
| | </etc/security/keytab/sn.service.keytab> | |

11
hadoop-project/pom.xml
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@ -239,6 +239,17 @@
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-client</artifactId>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>org.apache.hadoop</groupId>
<artifactId>hadoop-minicluster</artifactId>
<version>${project.version}</version>
</dependency>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>