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From "Hudson (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-11113) Namenode not able to reconnect to KMS after KMS restart
Date Wed, 01 Oct 2014 11:35:42 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-11113?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14154685#comment-14154685
] 

Hudson commented on HADOOP-11113:
---------------------------------

FAILURE: Integrated in Hadoop-Yarn-trunk #697 (See [https://builds.apache.org/job/Hadoop-Yarn-trunk/697/])
HADOOP-11113. Namenode not able to reconnect to KMS after KMS restart. (Arun Suresh via wang)
(wang: rev a4c9b80a7c2b30404840f39f2f46646479914345)
* hadoop-common-project/hadoop-kms/src/test/java/org/apache/hadoop/crypto/key/kms/server/TestKMS.java
* hadoop-common-project/hadoop-kms/src/test/java/org/apache/hadoop/crypto/key/kms/server/MiniKMS.java
* hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/crypto/key/kms/KMSClientProvider.java
* hadoop-common-project/hadoop-common/CHANGES.txt


> Namenode not able to reconnect to KMS after KMS restart
> -------------------------------------------------------
>
>                 Key: HADOOP-11113
>                 URL: https://issues.apache.org/jira/browse/HADOOP-11113
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: security
>            Reporter: Arun Suresh
>            Assignee: Arun Suresh
>             Fix For: 2.6.0
>
>         Attachments: HADOOP-11113.1.patch, HADOOP-11113.2.patch, HADOOP-11113.3.patch
>
>
> It is observed that if KMS is restarted without the Namenode being restarted, NN will
not be able to reconnect with KMS.
> It seems that the KMS auth cookie goes stale and it does not get flushed, so the KMSClient
in the NN cannot reconnect with the new KMS.



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