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YARN-3472. Fixed possible leak in DelegationTokenRenewer#allTokens. Contributed by Rohith Sharmaks 

(cherry picked from commit a1afbc48b5)
This commit is contained in:
Jian He 2015-04-13 14:07:17 -07:00 committed by Vinod Kumar Vavilapalli
parent 6cc0e9baa1
commit 5cf35b98e1
3 changed files with 14 additions and 1 deletions
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3
hadoop-yarn-project/CHANGES.txt
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@ -32,6 +32,9 @@ Release 2.7.1 - UNRELEASED
YARN-3382. Some of UserMetricsInfo metrics are incorrectly set to root
queue metrics. (Rohit Agarwal via jianhe)
YARN-3472. Fixed possible leak in DelegationTokenRenewer#allTokens.
(Rohith Sharmaks via jianhe)
Release 2.7.0 - 2015-04-20
INCOMPATIBLE CHANGES

1
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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@ -577,6 +577,7 @@ public class DelegationTokenRenewer extends AbstractService {
DelegationTokenToRenew t = iter.next();
if (t.token.getKind().equals(new Text("HDFS_DELEGATION_TOKEN"))) {
iter.remove();
allTokens.remove(t.token);
t.cancelTimer();
LOG.info("Removed expiring token " + t);
}

11
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/security/TestDelegationTokenRenewer.java
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@ -906,7 +906,16 @@ public class TestDelegationTokenRenewer {
new HashMap<ApplicationAccessType, String>(), false, "default", 1,
credentials);
// wait for the initial expiring hdfs token to be removed.
// wait for the initial expiring hdfs token to be removed from allTokens
GenericTestUtils.waitFor(new Supplier<Boolean>() {
public Boolean get() {
return
rm.getRMContext().getDelegationTokenRenewer().getAllTokens()
.get(token1) == null;
}
}, 1000, 20000);
// wait for the initial expiring hdfs token to be removed from appTokens
GenericTestUtils.waitFor(new Supplier<Boolean>() {
public Boolean get() {
return !rm.getRMContext().getDelegationTokenRenewer()