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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-11161) Expose close method in KeyProvider to give clients of Provider implementations a hook to release resources
Date Thu, 09 Oct 2014 01:12:35 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-11161?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14164524#comment-14164524
] 

Hudson commented on HADOOP-11161:
---------------------------------

FAILURE: Integrated in Hadoop-trunk-Commit #6219 (See [https://builds.apache.org/job/Hadoop-trunk-Commit/6219/])
HADOOP-11161. Expose close method in KeyProvider to give clients of Provider implementations
a hook to release resources. Contribued by Arun Suresh. (atm: rev 2a51494ce1b05fc494fb3a818a7a3526f3f40070)
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/key/KeyProviderCryptoExtension.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/key/kms/ValueQueue.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/key/kms/KMSClientProvider.java
* hadoop-common-project/hadoop-common/CHANGES.txt
* hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSClient.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/key/KeyProvider.java


> Expose close method in KeyProvider to give clients of Provider implementations a hook
to release resources
> ----------------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-11161
>                 URL: https://issues.apache.org/jira/browse/HADOOP-11161
>             Project: Hadoop Common
>          Issue Type: Bug
>            Reporter: Arun Suresh
>            Assignee: Arun Suresh
>             Fix For: 2.6.0
>
>         Attachments: HADOOP-11161.1.patch, HADOOP-11161.2.patch, HADOOP-11161.3.patch
>
>
> The {{KMSClientProvider}} class needs to be have a {{close()}} method to shutdown back
ground executor threads.
> The {{DFSClient}} creates an instance of a {{KeyProvider}} during initialization. If
this KP is a {{KMSClientProvider}}, this needs to be closed to prevent thread leakage



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