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From "Brandon Li (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-6456) NFS should throw error for invalid entry in dfs.nfs.exports.allowed.hosts
Date Tue, 15 Jul 2014 20:40:04 GMT

     [ https://issues.apache.org/jira/browse/HDFS-6456?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Brandon Li updated HDFS-6456:
-----------------------------

      Resolution: Fixed
    Hadoop Flags: Reviewed
          Status: Resolved  (was: Patch Available)

> NFS should throw error for invalid entry in dfs.nfs.exports.allowed.hosts
> -------------------------------------------------------------------------
>
>                 Key: HDFS-6456
>                 URL: https://issues.apache.org/jira/browse/HDFS-6456
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: nfs
>    Affects Versions: 2.2.0
>            Reporter: Yesha Vora
>            Assignee: Abhiraj Butala
>             Fix For: 2.6.0
>
>         Attachments: HDFS-6456.patch
>
>
> Pass invalid entry in dfs.nfs.exports.allowed.hosts. Use - as separator between hostname
and access permission 
> {noformat}
> <property><name>dfs.nfs.exports.allowed.hosts</name><value>host1-rw</value></property>
> {noformat}
> This misconfiguration is not detected by NFS server. It does not print any error message.
The host passed in this configuration is also not able to mount nfs. In conclusion, no node
can mount the nfs with this value. A format check is required for this property. If the value
of this property does not follow the format, an error should be thrown.



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