Format confirmation prompt should be more lenient of its input
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Key: HDFS-1958
URL: https://issues.apache.org/jira/browse/HDFS-1958
Project: Hadoop HDFS
Issue Type: Improvement
Components: name-node
Affects Versions: 0.22.0
Reporter: Todd Lipcon
Assignee: Todd Lipcon
Fix For: 0.22.0
As reported on the mailing list, the namenode format prompt only accepts 'Y'.
We should also accept 'y' and 'yes' (non-case-sensitive).
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