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https://issues.apache.org/jira/browse/YARN-1214?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13777346#comment-13777346
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Hudson commented on YARN-1214:
------------------------------

SUCCESS: Integrated in Hadoop-Yarn-trunk #343 (See 
[https://builds.apache.org/job/Hadoop-Yarn-trunk/343/])
YARN-1214. Register ClientToken MasterKey in SecretManager after it is saved 
(Jian He via bikas) (bikas: 
http://svn.apache.org/viewcvs.cgi/?root=Apache-SVN&view=rev&rev=1526078)
* /hadoop/common/trunk/hadoop-yarn-project/CHANGES.txt
* 
/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/RMAppImpl.java
* 
/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/attempt/RMAppAttempt.java
* 
/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/attempt/RMAppAttemptImpl.java
* 
/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/main/java/org/apache/hadoop/yarn/server/resourcemanager/security/ClientToAMTokenSecretManagerInRM.java
* 
/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/recovery/TestRMStateStore.java
* 
/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/TestRMAppTransitions.java
* 
/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/rmapp/attempt/TestRMAppAttemptTransitions.java
* 
/hadoop/common/trunk/hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-resourcemanager/src/test/java/org/apache/hadoop/yarn/server/resourcemanager/security/TestClientToAMTokens.java

                
> Register ClientToken MasterKey in SecretManager after it is saved
> -----------------------------------------------------------------
>
>                 Key: YARN-1214
>                 URL: https://issues.apache.org/jira/browse/YARN-1214
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: resourcemanager
>            Reporter: Jian He
>            Assignee: Jian He
>            Priority: Critical
>             Fix For: 2.1.2-beta
>
>         Attachments: YARN-1214.1.patch, YARN-1214.2.patch, YARN-1214.3.patch, 
> YARN-1214.4.patch, YARN-1214.5.patch, YARN-1214.6.patch, YARN-1214.patch
>
>
> Currently, app attempt ClientToken master key is registered before it is 
> saved. This can cause problem that before the master key is saved, client 
> gets the token and RM also crashes, RM cannot reloads the master key back 
> after it restarts as it is not saved. As a result, client is holding an 
> invalid token.
> We can register the client token master key after it is saved in the store.

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