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From "Owen O'Malley (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HDFS-949) Move Delegation token into Common so that we can use it for MapReduce also
Date Thu, 04 Feb 2010 00:31:27 GMT

     [ https://issues.apache.org/jira/browse/HDFS-949?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Owen O'Malley updated HDFS-949:
-------------------------------

    Component/s: security

> Move Delegation token into Common so that we can use it for MapReduce also
> --------------------------------------------------------------------------
>
>                 Key: HDFS-949
>                 URL: https://issues.apache.org/jira/browse/HDFS-949
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: security
>            Reporter: Owen O'Malley
>            Assignee: Owen O'Malley
>
> We need to support a MapReduce job that launches another MapReduce job inside its Mapper.
Since the task doesn't have any Kerberos tickets, we need a delegation token. Moving the HDFS
Delegation token to Common will allow both projects to use it.

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