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https://issues.apache.org/jira/browse/TEZ-4102?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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László Bodor updated TEZ-4102:
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Fix Version/s: 0.10.1
> Let session credentials be merged before merging am launch credentials
> ----------------------------------------------------------------------
>
> Key: TEZ-4102
> URL: https://issues.apache.org/jira/browse/TEZ-4102
> Project: Apache Tez
> Issue Type: Bug
> Reporter: László Bodor
> Assignee: László Bodor
> Priority: Major
> Fix For: 0.10.1
>
> Attachments: TEZ-4102.01.patch, TEZ-4102.02.patch, TEZ-4102.03.patch,
> TEZ-4102.04.patch, TEZ-4102.05.patch, TEZ-4102.06.patch
>
>
> Given the following scenario: kerberos + long running session + dags keep
> submitted to the session
> After 24h the queries can fail, because tasks don't have the correct
> HDFS_DELEGATION_TOKEN, because there is chance that am credentials has been
> previously filled with tokens and it cannot be overridden by session
> credentials
> [here|https://github.com/apache/tez/blob/master/tez-api/src/main/java/org/apache/tez/client/TezClientUtils.java#L485]
>
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