Queries backend servers in a primary/secondary server group.

Debugging

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Request parameters

Parameter Type Required Example Description
Action String Yes DescribeMasterSlaveServerGroups

The operation that you want to perform.

Set the value to DescribeMasterSlaveServerGroups.

LoadBalancerId String Yes lb-bp14zi0n66zpg6o******

The ID of the SLB instance.
RegionId String Yes cn-hangzhou

The ID of the region where the SLB instance is created.
IncludeListener Boolean No false

Specifies whether to return the information of the associated listeners. Default value: false.

Response parameters

Parameter Type Example Description
MasterSlaveServerGroups Array

The list of backend servers in the primary/secondary server group.
MasterSlaveServerGroup
MasterSlaveServerGroupId String rsp-0bfuc******

The ID of the primary/secondary server group.
MasterSlaveServerGroupName String Group3

The name of the primary/secondary server group.
AssociatedObjects Struct

The related information.
Listeners Array

The list of listeners.
Listener
Port Integer 80

The listening port.
Protocol String tcp

The listener protocol.
RequestId String 9DEC9C28-AB05-4DDF-9A78-6B08EC9CE18C

The ID of the request.

Examples

Sample request

http(s)://[Endpoint]/? Action=DescribeMasterSlaveServerGroups
&LoadBalancerId=lb-bp14zi0n66zpg6o******
&RegionId=cn-hangzhou
&<Common request parameters>

Sample success responses

XML format 

<DescribeMasterSlaveServerGroupsResponse>
      <RequestId>2631BB5E-B576-4925-BDED-07A66D23E5DE</RequestId>
      <MasterSlaveServerGroups>
	    <MasterSlaveServerGroup>
		      <MasterSlaveServerGroupId>rsp-bp1ro3mw******</MasterSlaveServerGroupId>
		      <MasterSlaveServerGroupName>test</MasterSlaveServerGroupName>
	    </MasterSlaveServerGroup>
      </MasterSlaveServerGroups>
</DescribeMasterSlaveServerGroupsResponse>

JSON format 

{
    "RequestId": "265989FE-136B-4D6A-B549-FD40E7", 
    "MasterSlaveServerGroups": {
        "MasterSlaveServerGroup": [
            {
                "MasterSlaveServerGroupId": "rsp-bp1nly******", 
                "MasterSlaveServerGroupName": "Primary/secondary server group 1", 
                "AssociatedObjects": {
                    "Listeners": {
                        "Listener": [ ]
                    }
                }
            }
        ]
    }
}

Error codes

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