[HIVE-20011] Move away from append mode in proto logging hook

• Type: Bug
• Status: Closed
• Priority: Critical
• Resolution: Fixed
• Fix Version/s: 3.2.0, 4.0.0-alpha-1
• Component/s: HiveServer2
• Assignee: Harish JP
• Reporter: Harish JP
• Created: 27/Jun/18 12:34
• Updated: 17/Nov/22 08:54
• Resolved: 29/Jun/18 09:35

Description

Proto logging hook uses append mode with SequenceFile which does not work on filesystems which does not support append. Move away to using sequence file with flush. And use the reader with Long.MAX_VALUE to ensure it reads beyond the length in NameNode.