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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-9049) DelegationTokenRenewer needs to be Singleton and FileSystems should register/deregister to/from.
Date Thu, 22 Nov 2012 10:50:59 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-9049?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13502711#comment-13502711
] 

Hudson commented on HADOOP-9049:
--------------------------------

Integrated in Hadoop-Yarn-trunk #44 (See [https://builds.apache.org/job/Hadoop-Yarn-trunk/44/])
    HADOOP-9049. DelegationTokenRenewer needs to be Singleton and FileSystems should register/deregister
to/from. Contributed by Karthik Kambatla. (Revision 1412077)

     Result = SUCCESS
tomwhite : http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1412077
Files : 
* /hadoop/common/trunk/hadoop-common-project/hadoop-common/CHANGES.txt
* /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/DelegationTokenRenewer.java
* /hadoop/common/trunk/hadoop-common-project/hadoop-common/src/test/java/org/apache/hadoop/fs/TestDelegationTokenRenewer.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/HftpFileSystem.java
* /hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/web/WebHdfsFileSystem.java

                
> DelegationTokenRenewer needs to be Singleton and FileSystems should register/deregister
to/from.
> ------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-9049
>                 URL: https://issues.apache.org/jira/browse/HADOOP-9049
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: security
>    Affects Versions: 2.0.2-alpha
>            Reporter: Karthik Kambatla
>            Assignee: Karthik Kambatla
>             Fix For: 2.0.3-alpha
>
>         Attachments: hadoop-9049.patch, hadoop-9049.patch
>
>
> Currently, DelegationTokenRenewer is not singleton.
> Each filesystem using it spawns its own DelegationTokenRenewer. Also, they don't stop
the Renewer leading to other problems.
> A single DelegationTokenRenewer should be sufficient for all FileSystems.

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