[jira] [Commented] (MAPREDUCE-5663) Add an interface to Input/Ouput Formats to obtain delegation tokens

["Hadoop QA (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/MAPREDUCE-5663?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13860648#comment-13860648 ] 

Hadoop QA commented on MAPREDUCE-5663:
--------------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12620710/MAPREDUCE-5663.4.txt
  against trunk revision .

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:green}+1 tests included{color}.  The patch appears to include 6 new or modified test files.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of javac compiler warnings.

    {color:green}+1 javadoc{color}.  The javadoc tool did not generate any warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:green}+1 findbugs{color}.  The patch does not introduce any new Findbugs (version 1.3.9) warnings.

        {color:red}-1 release audit{color}.  The applied patch generated 1 release audit warnings.

    {color:green}+1 core tests{color}.  The patch passed unit tests in hadoop-common-project/hadoop-common hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-core.

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/4294//testReport/
Release audit warnings: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/4294//artifact/trunk/patchprocess/patchReleaseAuditProblems.txt
Console output: https://builds.apache.org/job/PreCommit-MAPREDUCE-Build/4294//console

This message is automatically generated.

> Add an interface to Input/Ouput Formats to obtain delegation tokens
> -------------------------------------------------------------------
>
>                 Key: MAPREDUCE-5663
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-5663
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>            Reporter: Siddharth Seth
>            Assignee: Michael Weng
>         Attachments: MAPREDUCE-5663.4.txt, MAPREDUCE-5663.patch.txt, MAPREDUCE-5663.patch.txt2, MAPREDUCE-5663.patch.txt3
>
>
> Currently, delegation tokens are obtained as part of the getSplits / checkOutputSpecs calls to the InputFormat / OutputFormat respectively.
> This works as long as the splits are generated on a node with kerberos credentials. For split generation elsewhere (AM for example), an explicit interface is required.



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