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Posted to mapreduce-issues@hadoop.apache.org by "Karthik Kambatla (JIRA)" <ji...@apache.org> on 2012/12/07 20:41:21 UTC

[jira] [Updated] (MAPREDUCE-4860) Inconsistent synchronization in mapreduce.security.token.DelegationTokenRenewal

     [ https://issues.apache.org/jira/browse/MAPREDUCE-4860?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Karthik Kambatla updated MAPREDUCE-4860:
----------------------------------------

    Description: 
mapreduce.security.token.DelegationTokenRenewal synchronizes on removeDelegationToken, but fails to synchronize on addToken, and renewing tokens in run().

This inconsistency is exposed by frequent failures of TestDelegationTokenRenewal:
{noformat}
Error Message

renew wasn't called as many times as expected expected:<4> but was:<5>
Stacktrace

junit.framework.AssertionFailedError: renew wasn't called as many times as expected expected:<4> but was:<5>
	at org.apache.hadoop.mapreduce.security.token.TestDelegationTokenRenewal.testDTRenewal(TestDelegationTokenRenewal.java:317)
	at org.apache.hadoop.mapreduce.security.token.TestDelegationTokenRenewal.testDTRenewalAfterClose(TestDelegationTokenRenewal.java:338)

{noformat}


  was:
mapreduce.security.token.DelegationTokenRenewal synchronizes on removeDelegationToken, but fails to synchronize on addToken, and renewing tokens in run().



    
> Inconsistent synchronization in mapreduce.security.token.DelegationTokenRenewal
> -------------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-4860
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-4860
>             Project: Hadoop Map/Reduce
>          Issue Type: Bug
>          Components: security
>    Affects Versions: 1.1.1, 2.0.2-alpha
>            Reporter: Karthik Kambatla
>            Assignee: Karthik Kambatla
>
> mapreduce.security.token.DelegationTokenRenewal synchronizes on removeDelegationToken, but fails to synchronize on addToken, and renewing tokens in run().
> This inconsistency is exposed by frequent failures of TestDelegationTokenRenewal:
> {noformat}
> Error Message
> renew wasn't called as many times as expected expected:<4> but was:<5>
> Stacktrace
> junit.framework.AssertionFailedError: renew wasn't called as many times as expected expected:<4> but was:<5>
> 	at org.apache.hadoop.mapreduce.security.token.TestDelegationTokenRenewal.testDTRenewal(TestDelegationTokenRenewal.java:317)
> 	at org.apache.hadoop.mapreduce.security.token.TestDelegationTokenRenewal.testDTRenewalAfterClose(TestDelegationTokenRenewal.java:338)
> {noformat}

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