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Posted to common-issues@hadoop.apache.org by "Robert Joseph Evans (JIRA)" <ji...@apache.org> on 2012/08/24 05:44:42 UTC
[jira] [Commented] (HADOOP-8725) MR is broken when security is off
[ https://issues.apache.org/jira/browse/HADOOP-8725?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13440914#comment-13440914 ]
Robert Joseph Evans commented on HADOOP-8725:
---------------------------------------------
I have manually verified that the changes fix the problem. The change is small and looks good to me +1 assuming Jenkins comes back OK.
> MR is broken when security is off
> ---------------------------------
>
> Key: HADOOP-8725
> URL: https://issues.apache.org/jira/browse/HADOOP-8725
> Project: Hadoop Common
> Issue Type: Bug
> Components: security
> Affects Versions: 0.23.3, 2.1.0-alpha, 3.0.0
> Reporter: Daryn Sharp
> Assignee: Daryn Sharp
> Priority: Blocker
> Attachments: HADOOP-8725.patch
>
>
> HADOOP-8225 broke MR when security is off. MR was changed to stop re-reading the credentials that UGI had already read, and to stop putting those tokens back into the UGI where they already were. UGI only reads a credentials file when security is enabled, but MR uses tokens (ie. job token) even when security is disabled...
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