[jira] Created: (HADOOP-2716) Balancer should require superuser privilege

[Tsz Wo (Nicholas), SZE (JIRA)]

Balancer should require superuser privilege
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                 Key: HADOOP-2716
                 URL: https://issues.apache.org/jira/browse/HADOOP-2716
             Project: Hadoop Core
          Issue Type: Bug
          Components: dfs
            Reporter: Tsz Wo (Nicholas), SZE
             Fix For: 0.16.1


Balancer uses NamenodeProtocol.  Currently, there is no permission checking for 
NamenodeProtocol.  We should require superuser privilege for running Balancer.

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