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Posted to hdfs-issues@hadoop.apache.org by "Daryn Sharp (JIRA)" <ji...@apache.org> on 2014/05/02 16:11:16 UTC

[jira] [Assigned] (HDFS-6312) WebHdfs HA failover is broken on secure clusters

     [ https://issues.apache.org/jira/browse/HDFS-6312?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Daryn Sharp reassigned HDFS-6312:
---------------------------------

    Assignee: Daryn Sharp

> WebHdfs HA failover is broken on secure clusters
> ------------------------------------------------
>
>                 Key: HDFS-6312
>                 URL: https://issues.apache.org/jira/browse/HDFS-6312
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: webhdfs
>    Affects Versions: 3.0.0, 2.4.0
>            Reporter: Daryn Sharp
>            Assignee: Daryn Sharp
>            Priority: Blocker
>
> When webhdfs does a failover, it blanks out the delegation token.  This will cause subsequent operations against the other NN to acquire a new token.  Tasks cannot acquire a token (no kerberos credentials) so jobs will fail.



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