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From "Alejandro Abdelnur (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-9064) Augment DelegationTokenRenewer API to cancel the tokens on calls to removeRenewAction
Date Tue, 27 Nov 2012 18:57:58 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-9064?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13504840#comment-13504840
] 

Alejandro Abdelnur commented on HADOOP-9064:
--------------------------------------------

+1
                
> Augment DelegationTokenRenewer API to cancel the tokens on calls to removeRenewAction
> -------------------------------------------------------------------------------------
>
>                 Key: HADOOP-9064
>                 URL: https://issues.apache.org/jira/browse/HADOOP-9064
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: security
>    Affects Versions: 2.0.2-alpha
>            Reporter: Karthik Kambatla
>            Assignee: Karthik Kambatla
>         Attachments: hadoop-9064.patch, hadoop-9064.patch, hadoop-9064.patch, hadoop-9064.patch
>
>
> Post HADOOP-9049, FileSystems register with DelegationTokenRenewer (a singleton), to
renew tokens. 
> To avoid a bunch of defunct tokens clog the NN, we should augment the API to {{#removeRenewAction(boolean
cancel)}} and cancel the token appropriately.

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