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https://issues.apache.org/jira/browse/HADOOP-6638?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12871863#action_12871863
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Jitendra Nath Pandey commented on HADOOP-6638:
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+1 for the patch.
> try to relogin in a case of failed RPC connection (expired tgt) only in case
> the subject is loginUser or proxyUgi.realUser.
> ----------------------------------------------------------------------------------------------------------------------------
>
> Key: HADOOP-6638
> URL: https://issues.apache.org/jira/browse/HADOOP-6638
> Project: Hadoop Common
> Issue Type: Bug
> Reporter: Boris Shkolnik
> Assignee: Boris Shkolnik
> Attachments: HADOOP-6638-1.patch, HADOOP-6638-BP20.patch,
> HADOOP-6638.patch
>
>
> when we get javax.security.sasl.SaslException in Client.setupSaslConnection()
> one possible problem could be an expired TGT.
> So we try to relogin from the keytab. But this should be attempted ONLY in
> case of loginUser or proxyUgi.realUser trying to connect.
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