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From László Bodor (Jira) <j...@apache.org>
Subject [jira] [Updated] (TEZ-4102) Let session credentials be merged before merging am launch credentials
Date Thu, 23 Jan 2020 10:28:01 GMT

     [ https://issues.apache.org/jira/browse/TEZ-4102?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

László Bodor updated TEZ-4102:
------------------------------
    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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