[jira] [Commented] (FLINK-7500) Set JobMaster leader session id in main thread

["ASF GitHub Bot (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/FLINK-7500?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16151960#comment-16151960 ] 

ASF GitHub Bot commented on FLINK-7500:
---------------------------------------

Github user tillrohrmann commented on the issue:

    https://github.com/apache/flink/pull/4579
  
    Rebasing this PR onto the latest master.


> Set JobMaster leader session id in main thread
> ----------------------------------------------
>
>                 Key: FLINK-7500
>                 URL: https://issues.apache.org/jira/browse/FLINK-7500
>             Project: Flink
>          Issue Type: Sub-task
>          Components: Distributed Coordination
>    Affects Versions: 1.4.0
>            Reporter: Till Rohrmann
>            Assignee: Till Rohrmann
>            Priority: Minor
>              Labels: flip-6
>
> Currently, the {{JobMaster}} leader id is set via an {{AtomicReferenceUpdater}}. In order to make it work with the new {{FencedRpcEndpoint}} it should be set in the main thread, because the former only allows to modify the leader session id from the main thread.



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