[HADOOP-12451] [Branch-2] Setting HADOOP_HOME explicitly should be allowed

• Type: Bug
• Status: Closed
• Priority: Blocker
• Resolution: Fixed
• Affects Version/s: 2.7.1
• Fix Version/s: 2.7.2
• Component/s: scripts
• Target Version/s: 2.7.2
• Hadoop Flags: Reviewed
• Assignee: Karthik Kambatla
• Reporter: Karthik Kambatla
• Created: 30/Sep/15 01:30
• Updated: 26/Jan/16 19:54
• Resolved: 10/Nov/15 20:24

Description

HADOOP-11464 reinstates cygwin support. In the process, it sets HADOOP_HOME explicitly in hadoop-config.sh without checking if it has already been set.

Issue Links

• is broken by: HADOOP-11464 Reinstate support for launching Hadoop processes on Windows using Cygwin.
• relates to: HADOOP-12456 Verify setting HADOOP_HOME explicitly works
• relates to: MAPREDUCE-6503 archive-logs tool should use HADOOP_PREFIX instead of HADOOP_HOME
• relates to: YETUS-172 Hadoop personality does not capture the pre-requisite of hadoop-maven-plugins.