[YARN-3497] ContainerManagementProtocolProxy modifies IPC timeout conf without making a copy

• Type: Bug
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.6.0
• Fix Version/s: 2.8.0, 2.7.1, 3.0.0-alpha1
• Component/s: client
• Target Version/s: 2.7.1
• Hadoop Flags: Reviewed
• Assignee: Jason Darrell Lowe
• Reporter: Jason Darrell Lowe
• Created: 16/Apr/15 17:53
• Updated: 06/Jan/17 01:30
• Resolved: 20/Apr/15 17:42

Description

yarn-client's ContainerManagementProtocolProxy is updating ipc.client.connection.maxidletime in the conf passed in without making a copy of it. That modification "leaks" into other systems using the same conf and can cause them to setup RPC connections with a timeout of zero as well.