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From "Omkar Vinit Joshi (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (YARN-617) In unsercure mode, AM can fake resource requirements
Date Thu, 09 May 2013 01:10:14 GMT

     [ https://issues.apache.org/jira/browse/YARN-617?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Omkar Vinit Joshi updated YARN-617:
-----------------------------------

    Attachment: YARN-617.20130508.patch
    
> In unsercure mode, AM can fake resource requirements 
> -----------------------------------------------------
>
>                 Key: YARN-617
>                 URL: https://issues.apache.org/jira/browse/YARN-617
>             Project: Hadoop YARN
>          Issue Type: Sub-task
>            Reporter: Vinod Kumar Vavilapalli
>            Assignee: Omkar Vinit Joshi
>            Priority: Minor
>         Attachments: YARN-617.20130501.1.patch, YARN-617.20130501.patch, YARN-617.20130502.patch,
YARN-617-20130507.patch, YARN-617.20130508.patch
>
>
> Without security, it is impossible to completely avoid AMs faking resources. We can at
the least make it as difficult as possible by using the same container tokens and the RM-NM
shared key mechanism over unauthenticated RM-NM channel.
> In the minimum, this will avoid accidental bugs in AMs in unsecure mode.

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