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Posted to common-issues@hadoop.apache.org by "Gregory Chanan (JIRA)" <ji...@apache.org> on 2014/10/07 02:31:34 UTC

[jira] [Updated] (HADOOP-11167) ZKDelegationTokenSecretManager doesn't always handle zk node existing correctly

     [ https://issues.apache.org/jira/browse/HADOOP-11167?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Gregory Chanan updated HADOOP-11167:
------------------------------------
    Attachment: HADOOP-11167.patch

Here's a patch that fixes the issue.  I'll work on a test now.

> ZKDelegationTokenSecretManager doesn't always handle zk node existing correctly
> -------------------------------------------------------------------------------
>
>                 Key: HADOOP-11167
>                 URL: https://issues.apache.org/jira/browse/HADOOP-11167
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: security
>    Affects Versions: 2.6.0
>            Reporter: Gregory Chanan
>            Assignee: Gregory Chanan
>         Attachments: HADOOP-11167.patch
>
>
> The ZKDelegationTokenSecretManager is inconsistent in how it handles curator checkExists calls.  Sometimes it assumes null response means the node exists, sometimes it doesn't.  This causes it to be buggy in some cases.



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