[YARN-1154] RM should check do reverse lookup of NM hostname on registration and disallow registration if lookup fails

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Target Version/s: 2.1.1-beta
• Assignee: Xuan Gong
• Reporter: Yesha Vora
• Created: 05/Sep/13 23:51
• Updated: 06/Sep/13 00:24

Description

While new nodemanager is being added (adding nodename in yarn include file), RM should be able to do reverse lookup when NM tries to register. NM registration should fail if lookup fails.

Issue Links

• is related to: YARN-1057 Add mechanism to check validity of a Node to be Added/Excluded