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YARN-264. y.s.rm.DelegationTokenRenewer attempts to renew token even after removing an app. (kkambatl via tucu) 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1421578 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Alejandro Abdelnur 2012-12-13 22:21:16 +00:00
parent eed48f54f5
commit 6a29bf5703
2 changed files with 15 additions and 1 deletions
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3
hadoop-yarn-project/CHANGES.txt
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@ -108,6 +108,9 @@ Release 2.0.3-alpha - Unreleased
YARN-267. Fix fair scheduler web UI. (Sandy Ryza via tomwhite)
YARN-264. y.s.rm.DelegationTokenRenewer attempts to renew token even
after removing an app. (kkambatl via tucu)
Release 2.0.2-alpha - 2012-09-07
YARN-9. Rename YARN_HOME to HADOOP_YARN_HOME. (vinodkv via acmurthy)

13
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/security/DelegationTokenRenewer.java
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@ -301,13 +301,18 @@ public class DelegationTokenRenewer extends AbstractService {
*/
private class RenewalTimerTask extends TimerTask {
private DelegationTokenToRenew dttr;
private boolean cancelled = false;
RenewalTimerTask(DelegationTokenToRenew t) {
dttr = t;
}
@Override
public void run() {
public synchronized void run() {
if (cancelled) {
return;
}
Token<?> token = dttr.token;
try {
// need to use doAs so that http can find the kerberos tgt
@ -331,6 +336,12 @@ public class DelegationTokenRenewer extends AbstractService {
removeFailedDelegationToken(dttr);
}
}
@Override
public synchronized boolean cancel() {
cancelled = true;
return super.cancel();
}
}
/**