[YARN-9933] RMWebServices get-node-labels json response is missing root element

• Type: Bug
• Status: Patch Available
• Priority: Major
• Resolution: Unresolved
• Component/s: webapp
• Labels: incompatibleChange
• Assignee: Prabhu Joseph
• Reporter: Prabhu Joseph
• Created: 23/Oct/19 15:07
• Updated: 24/Oct/19 13:31

Description

RMWebServices get-node-labels json response is missing root element. It does not have root element nodeLabelsInfo

With no Node Label:

{}

 

With One Node Label:

[yarn@yarndocker-1 centos]$ curl http://yarndocker-1:8088/ws/v1/cluster/get-node-labels
{"nodeLabelInfo": {"name":"x","exclusivity":"true"} } 

 
With Multiple Node label:

[yarn@yarndocker-1 centos]$ curl http://yarndocker-1:8088/ws/v1/cluster/get-node-labels
{"nodeLabelInfo": [
    {"name":"x","exclusivity":"true"}, 
    {"name":"y","exclusivity":"true"}
  ]
}