[MAPREDUCE-6075] HistoryServerFileSystemStateStore can create zero-length files

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.3.0
• Fix Version/s: 2.6.0
• Component/s: jobhistoryserver
• Target Version/s: 2.6.0
• Hadoop Flags: Reviewed
• Assignee: Jason Darrell Lowe
• Reporter: Jason Darrell Lowe
• Created: 05/Sep/14 20:45
• Updated: 01/Dec/14 03:08
• Resolved: 10/Sep/14 22:26

Description

When the history server state store writes a token file it uses IOUtils.cleanup() to close the file which will silently ignore errors. This can lead to empty token files in the state store.