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From "Todd Lipcon (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-8561) Introduce HADOOP_PROXY_USER for secure impersonation in child hadoop client processes
Date Thu, 05 Jul 2012 17:46:35 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-8561?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13407320#comment-13407320
] 

Todd Lipcon commented on HADOOP-8561:
-------------------------------------

We achieved this in Hue with a simple wrapper around FsShell:

http://grepcode.com/file/repository.cloudera.com/content/repositories/releases/com.cloudera.hue/sudo-shell/1.2.0-cdh3u0/com/cloudera/hue/SudoFsShell.java?av=f
                
> Introduce HADOOP_PROXY_USER for secure impersonation in child hadoop client processes
> -------------------------------------------------------------------------------------
>
>                 Key: HADOOP-8561
>                 URL: https://issues.apache.org/jira/browse/HADOOP-8561
>             Project: Hadoop Common
>          Issue Type: Improvement
>          Components: security
>            Reporter: Luke Lu
>            Assignee: Yu Gao
>
> To solve the problem for an authenticated user to type hadoop shell commands in a web
console, we can introduce an HADOOP_PROXY_USER environment variable to allow proper impersonation
in the child hadoop client processes.

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