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https://issues.apache.org/jira/browse/HADOOP-16287?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16835487#comment-16835487
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Prabhu Joseph commented on HADOOP-16287:
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[~eyang] Yes, using request attribute to set and get doAsUser is not the right
way. Have wrapped the request overriding getRemoteUser to return doAsUser.
> KerberosAuthenticationHandler Trusted Proxy Support for Knox
> ------------------------------------------------------------
>
> Key: HADOOP-16287
> URL: https://issues.apache.org/jira/browse/HADOOP-16287
> Project: Hadoop Common
> Issue Type: New Feature
> Components: auth
> Affects Versions: 3.2.0
> Reporter: Prabhu Joseph
> Assignee: Prabhu Joseph
> Priority: Major
> Attachments: HADOOP-16287-001.patch, HADOOP-16287-002.patch,
> HADOOP-16827-003.patch
>
>
> Knox passes doAs with end user while accessing RM, WebHdfs Rest Api.
> Currently KerberosAuthenticationHandler sets the remote user to Knox. Need
> Trusted Proxy Support by reading doAs query parameter.
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