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Posted to common-issues@hadoop.apache.org by "Steve Loughran (JIRA)" <ji...@apache.org> on 2015/10/18 12:48:05 UTC

[jira] [Updated] (HADOOP-10941) Proxy user verification NPEs if remote host is unresolvable

     [ https://issues.apache.org/jira/browse/HADOOP-10941?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Steve Loughran updated HADOOP-10941:
------------------------------------
    Status: Open  (was: Patch Available)

> Proxy user verification NPEs if remote host is unresolvable
> -----------------------------------------------------------
>
>                 Key: HADOOP-10941
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10941
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: ipc, security
>    Affects Versions: 2.5.0, 3.0.0
>            Reporter: Daryn Sharp
>            Assignee: Benoy Antony
>            Priority: Critical
>              Labels: BB2015-05-TBR
>         Attachments: HADOOP-10941.patch
>
>
> A null is passed to the impersonation providers for the remote address if it is unresolvable.  {{DefaultImpersationProvider}} will NPE, ipc will close the connection immediately (correct behavior for such unexpected exceptions), client fails on {{EOFException}}.



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