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https://issues.apache.org/jira/browse/AMBARI-25333?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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amarnath reddy pappu updated AMBARI-25333:
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Status: Patch Available (was: In Progress)
[https://github.com/apache/ambari/pull/3046]
> Regenerate keytab generates empty keytab file if no file present in cache
> -------------------------------------------------------------------------
>
> Key: AMBARI-25333
> URL: https://issues.apache.org/jira/browse/AMBARI-25333
> Project: Ambari
> Issue Type: Bug
> Components: ambari-server
> Affects Versions: 2.7.3
> Reporter: amarnath reddy pappu
> Assignee: amarnath reddy pappu
> Priority: Major
>
> Steps to reproduce:
> If Database table has a reference for a keytab file at
> /var/lib/ambari-server/data/cache/ and if file is not present then Ambari
> would copy empty keytab files to all the hosts.
> 1. Install and Kerberize the cluster.
> 2. remove keytab file/s at /var/lib/ambari-server/data/cache/
> 3. Now re-generate missing keytab files operation.
> 4. You can find empty keytab file in cluster hosts.
> Ambari should check keytab file exist or not while deciding what to
> re-generate.
>
> This BUG can cause issue during the Upgrade as it runs re-generate missing
> keytab operation.
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