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https://issues.apache.org/jira/browse/HDFS-6689?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Brandon Li updated HDFS-6689:
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Fix Version/s: 2.6.0
> NFS doesn't return correct lookup access for directories
> --------------------------------------------------------
>
> Key: HDFS-6689
> URL: https://issues.apache.org/jira/browse/HDFS-6689
> Project: Hadoop HDFS
> Issue Type: Bug
> Components: nfs
> Affects Versions: 2.2.0
> Reporter: Yesha Vora
> Assignee: Brandon Li
> Fix For: 2.6.0
>
> Attachments: HDFS-6689.patch
>
>
> NFS does not allow other user to access a file with 644 permission and a
> parent with 711 access right.
> Steps to reproduce:
> 1. Create a directory /user/userX with 711 permissions
> 2. Upload a file at /user/userX/TestFile with 644 as userX
> 3. Try to access WriteTest as userY.
> HDFS will allow to read TestFile.
> {noformat}
> bash-4.1$ id
> uid=661(userY) gid=100(users) groups=100(users),13016(groupY)
> bash-4.1$ hdfs dfs -cat /user/userX/TestFile
> create a file with some content
> {noformat}
> NFS will not allow to read TestFile.
> {noformat}
> bash-4.1$ cat /tmp/tmp_mnt/user/userX/TestFile
> cat: /tmp/tmp_mnt/user/userX/TestFile: Permission denied
> {noformat}
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