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svn merge -c 1243654 from trunk for HDFS-776. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23@1243657 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Tsz-wo Sze 2012-02-13 19:08:51 +00:00
parent 9a40365296
commit 5fabd5cb6f
3 changed files with 19 additions and 10 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -26,6 +26,9 @@ Release 0.23.2 - UNRELEASED
HDFS-2869. Fix an error in the webhdfs docs for the mkdir op (harsh)
HDFS-776. Fix exception handling in Balancer. (Uma Maheswara Rao G
via szetszwo)
Release 0.23.1 - 2012-02-08
INCOMPATIBLE CHANGES

24
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/balancer/NameNodeConnector.java
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@ -122,6 +122,10 @@ class NameNodeConnector {
if (!isBlockTokenEnabled) {
return BlockTokenSecretManager.DUMMY_TOKEN;
} else {
if (!shouldRun) {
throw new IOException(
"Can not get access token. BlockKeyUpdater is not running");
}
return blockTokenSecretManager.generateToken(null, eb,
EnumSet.of(BlockTokenSecretManager.AccessMode.REPLACE,
BlockTokenSecretManager.AccessMode.COPY));
@ -217,16 +221,20 @@ class NameNodeConnector {
*/
class BlockKeyUpdater implements Runnable {
public void run() {
while (shouldRun) {
try {
blockTokenSecretManager.setKeys(namenode.getBlockKeys());
} catch (Exception e) {
LOG.error("Failed to set keys", e);
}
try {
try {
while (shouldRun) {
try {
blockTokenSecretManager.setKeys(namenode.getBlockKeys());
} catch (IOException e) {
LOG.error("Failed to set keys", e);
}
Thread.sleep(keyUpdaterInterval);
} catch (InterruptedException ie) {
}
} catch (InterruptedException e) {
LOG.info("InterruptedException in block key updater thread", e);
} catch (Throwable e) {
LOG.error("Exception in block key updater thread", e);
shouldRun = false;
}
}
}

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/balancer/TestBalancerWithMultipleNameNodes.java
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@ -57,14 +57,12 @@ public class TestBalancerWithMultipleNameNodes {
((Log4JLogger)NameNode.stateChangeLog).getLogger().setLevel(Level.OFF);
((Log4JLogger)LeaseManager.LOG).getLogger().setLevel(Level.OFF);
((Log4JLogger)LogFactory.getLog(FSNamesystem.class)).getLogger().setLevel(Level.OFF);
// ((Log4JLogger)DataNode.LOG).getLogger().setLevel(Level.OFF);
}
private static final long CAPACITY = 500L;
private static final String RACK0 = "/rack0";
private static final String RACK1 = "/rack1";
private static final String RACK2 = "/rack2";
private static final String FILE_NAME = "/tmp.txt";
private static final Path FILE_PATH = new Path(FILE_NAME);