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https://issues.apache.org/jira/browse/HADOOP-7811?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Jonathan Eagles updated HADOOP-7811:
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Attachment: HADOOP-7811.patch
> TestUserGroupInformation#testGetServerSideGroups test fails in chroot
> ---------------------------------------------------------------------
>
> Key: HADOOP-7811
> URL: https://issues.apache.org/jira/browse/HADOOP-7811
> Project: Hadoop Common
> Issue Type: Bug
> Components: security, test
> Affects Versions: 0.23.1
> Reporter: Jonathan Eagles
> Assignee: Jonathan Eagles
> Attachments: HADOOP-7811.patch
>
>
> It is common when running in chroot to have root's group vector preserved
> when running as your self.
> For example
> # Enter chroot
> $ sudo chroot /myroot
> # still root
> $ whoami
> root
> # switch to user preserving root's group vector
> $ sudo -u user -P -s
> # root's groups
> $ groups root
> a b c
> # user's real groups
> $ groups user
> d e f
> # user's effective groups
> $ groups
> a b c d e f
> -------------------------------
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