[HADOOP-8567] Port conf servlet to dump running configuration to branch 1.x

• Type: New Feature
• Status: Closed
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 1.0.0
• Fix Version/s: 1.1.2
• Component/s: conf
• Target Version/s: 1.1.2
• Hadoop Flags: Reviewed

Release Note

Users can use the conf servlet to get the server-side configuration. Users can

1) connect to http_server_url/conf or http_server_url/conf?format=xml and get XML-based configuration description;
2) connect to http_server_url/conf?format=json and get JSON-based configuration description.

• Assignee: Jing Zhao Assign to me
• Reporter: Junping Du
• Created: 06/Jul/12 00:17
• Updated: 25/Oct/19 20:25
• Resolved: 27/Oct/12 00:39

Description

HADOOP-6408 provide conf servlet that can dump running configuration which great helps admin to trouble shooting the configuration issue. However, that patch works on branch after 0.21 only and should be backport to branch 1.x.

Issue Links

• is superceded by: HADOOP-6408 Add a /conf servlet to dump running configuration