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From "Amar Kamat (JIRA)" <j...@apache.org>
Subject [jira] Updated: (HADOOP-3578) mapred.system.dir should be accessible only to hadoop daemons
Date Mon, 11 May 2009 12:27:45 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-3578?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Amar Kamat updated HADOOP-3578:
-------------------------------

    Attachment: HADOOP-3578-v2.7.patch

Attaching  a patch that fixes the test case. Result of test-patch
{code} 
[exec] +1 overall.  
     [exec] 
     [exec]     +1 @author.  The patch does not contain any @author tags.
     [exec] 
     [exec]     +1 tests included.  The patch appears to include 15 new or modified tests.
     [exec] 
     [exec]     +1 javadoc.  The javadoc tool did not generate any warning messages.
     [exec] 
     [exec]     +1 javac.  The applied patch does not increase the total number of javac compiler
warnings.
     [exec] 
     [exec]     +1 findbugs.  The patch does not introduce any new Findbugs warnings.
     [exec] 
     [exec]     +1 Eclipse classpath. The patch retains Eclipse classpath integrity.
     [exec] 
     [exec]     +1 release audit.  The applied patch does not increase the total number of
release audit warnings.
{code}

Ant tests passed on my box,

> mapred.system.dir should be accessible only to hadoop daemons 
> --------------------------------------------------------------
>
>                 Key: HADOOP-3578
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3578
>             Project: Hadoop Core
>          Issue Type: Bug
>          Components: mapred
>            Reporter: Amar Kamat
>            Assignee: Amar Kamat
>         Attachments: HADOOP-3578-v2.6.patch, HADOOP-3578-v2.7.patch
>
>
> Currently the jobclient accesses the {{mapred.system.dir}} to add job details. Hence
the {{mapred.system.dir}} has the permissions of {{rwx-wx-wx}}. This could be a security loophole
where the job files might get overwritten/tampered after the job submission. 

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