[HADOOP-17276] Extend CallerContext to make it include many items

• Type: Improvement
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.4.0, 3.3.5
• Fix Version/s: 3.4.0, 3.3.5
• Component/s: common, ipc
• Labels: pull-request-available
• Target Version/s: 3.4.0, 3.3.5
• Hadoop Flags: Reviewed
• Assignee: Hui Fei
• Reporter: Hui Fei
• Created: 21/Sep/20 02:05
• Updated: 11/Feb/24 06:55
• Resolved: 03/Oct/20 17:03

Description

Now context is string. We need to extend the CallerContext because context may contains many items.
Items include

• router ip
• MR or CLI
• etc

Issue Links

• blocks: HDFS-13293 RBF: The RouterRPCServer should transfer client IP via CallerContext to NamenodeRpcServer
• links to: GitHub Pull Request #2327