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From "Xiao Chen (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-13316) Delegation Tokens should not be renewed or retrived using delegation token authentication
Date Fri, 24 Jun 2016 03:57:16 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-13316?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Xiao Chen updated HADOOP-13316:
-------------------------------
    Status: Patch Available  (was: Open)

> Delegation Tokens should not be renewed or retrived using delegation token authentication
> -----------------------------------------------------------------------------------------
>
>                 Key: HADOOP-13316
>                 URL: https://issues.apache.org/jira/browse/HADOOP-13316
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: kms, security
>    Affects Versions: 2.6.0
>            Reporter: Xiao Chen
>            Assignee: Xiao Chen
>            Priority: Blocker
>         Attachments: HADOOP-13316.01.patch
>
>
> Delegation tokens are supposed to be exchanged in a secure authentication, for security
concerns.
> For example, HDFS [only distribute or renew a delegation token under kerberos authentication|https://github.com/apache/hadoop/blob/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java#L5164]
> {{DelegationTokenAuthenticationHandler}} used by KMS + HTTPFS doesn't follow this now,
and poses security concerns. Details in comments.



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