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https://issues.apache.org/jira/browse/YARN-8838?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16693695#comment-16693695
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Hudson commented on YARN-8838:
------------------------------

SUCCESS: Integrated in Jenkins build Hadoop-trunk-Commit #15476 (See 
[https://builds.apache.org/job/Hadoop-trunk-Commit/15476/])
YARN-8838. Check that container user is same as websocket user for (billie: rev 
49824ed260d31350d9b836a4c31319e2b3501dd0)
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/test/java/org/apache/hadoop/yarn/server/nodemanager/webapp/TestNMContainerWebSocket.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-server/hadoop-yarn-server-nodemanager/src/main/java/org/apache/hadoop/yarn/server/nodemanager/webapp/ContainerShellWebSocket.java
* (edit) 
hadoop-yarn-project/hadoop-yarn/hadoop-yarn-client/src/main/java/org/apache/hadoop/yarn/client/api/impl/YarnClientImpl.java


> Add security check for container user is same as websocket user
> ---------------------------------------------------------------
>
>                 Key: YARN-8838
>                 URL: https://issues.apache.org/jira/browse/YARN-8838
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>          Components: nodemanager
>            Reporter: Eric Yang
>            Assignee: Eric Yang
>            Priority: Major
>              Labels: docker
>             Fix For: 3.3.0
>
>         Attachments: YARN-8838.001.patch, YARN-8838.002.patch, 
> YARN-8838.003.patch, YARN-8838.004.patch, YARN-8838.005.patch, 
> YARN-8838.006.patch, YARN-8838.007.patch
>
>
> When user is authenticate via SPNEGO entry point, node manager must verify 
> the remote user is the same as the container user to start the web socket 
> session.  One possible solution is to verify the web request user matches 
> yarn container local directory owne during onWebSocketConnect..



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