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Server Load Balancer:DescribeMasterSlaveServerGroupAttribute

Last Updated:Mar 14, 2024

Queries the details about a primary/secondary server group.

Debugging

OpenAPI Explorer automatically calculates the signature value. For your convenience, we recommend that you call this operation in OpenAPI Explorer.

Authorization information

The following table shows the authorization information corresponding to the API. The authorization information can be used in the Action policy element to grant a RAM user or RAM role the permissions to call this API operation. Description:

  • Operation: the value that you can use in the Action element to specify the operation on a resource.
  • Access level: the access level of each operation. The levels are read, write, and list.
  • Resource type: the type of the resource on which you can authorize the RAM user or the RAM role to perform the operation. Take note of the following items:
    • The required resource types are displayed in bold characters.
    • If the permissions cannot be granted at the resource level, All Resources is used in the Resource type column of the operation.
  • Condition Key: the condition key that is defined by the cloud service.
  • Associated operation: other operations that the RAM user or the RAM role must have permissions to perform to complete the operation. To complete the operation, the RAM user or the RAM role must have the permissions to perform the associated operations.
OperationAccess levelResource typeCondition keyAssociated operation
slb:DescribeMasterSlaveServerGroupAttributeREAD
  • loadbalancer
    acs:slb:{#regionId}:{#accountId}:loadbalancer/{#loadbalancerId}
  • slb:tag
none

Request parameters

ParameterTypeRequiredDescriptionExample
RegionIdstringYes

The region ID of the Classic Load Balancer (CLB) instance.

cn-hangzhou
MasterSlaveServerGroupIdstringYes

The ID of the primary/secondary server group.

rsp-cige6j******

Response parameters

ParameterTypeDescriptionExample
object
RequestIdstring

The ID of the request.

9DEC9C28-AB05-4DDF-9A78-6B08EC9CE18C
Tagsobject []

The tag list.

TagKeystring

The tag key.

test
TagValuestring

The tag value.

value
LoadBalancerIdstring

The ID of the associated CLB instance.

lb-14fadafw4343a******
MasterSlaveServerGroupNamestring

The name of the primary/secondary server group.

Group1
MasterSlaveServerGroupIdstring

The ID of the primary/secondary server group.

rsp-cige6******
MasterSlaveBackendServersobject []

The list of backend servers in the primary/secondary server group.

Typestring

The type of the backend server. Valid values:

  • ecs (default): an Elastic Compute Service (ECS) instance
  • eni: an elastic network interface (ENI)
ecs
Weightinteger

The weight of the backend server.

100
Descriptionstring

The description of the primary/secondary server group.

Primary and secondary server group description
Portinteger

The port used by the backend server.

90
ServerIdstring

The ID of the ECS instance or ENI.

vm-hrf******
ServerTypestring

The type of backend server. Valid values: **Master and Slave. Default value: Master.

Slave
CreateTimestring

The time when the CLB instance was created. The time follows the YYYY-MM-DDThh:mm:ssZ format.

2022-12-02T02:49:05Z

Examples

Sample success responses

JSONformat

{
  "RequestId": "9DEC9C28-AB05-4DDF-9A78-6B08EC9CE18C",
  "Tags": {
    "Tag": [
      {
        "TagKey": "test",
        "TagValue": "value"
      }
    ]
  },
  "LoadBalancerId": "lb-14fadafw4343a******",
  "MasterSlaveServerGroupName": "Group1",
  "MasterSlaveServerGroupId": "rsp-cige6******",
  "MasterSlaveBackendServers": {
    "MasterSlaveBackendServer": [
      {
        "Type": "ecs",
        "Weight": 100,
        "Description": "Primary and secondary server group description",
        "Port": 90,
        "ServerId": "vm-hrf******",
        "ServerType": "Slave"
      }
    ]
  },
  "CreateTime": "2022-12-02T02:49:05Z"
}

Error codes

For a list of error codes, visit the Service error codes.