Queries information about the role, type, and minor version of specific nodes in an ApsaraDB for Redis instance, and zones where the instance is deployed.

Debugging

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Request parameters

Parameter Type Required Example Description
Action String Yes DescribeRoleZoneInfo

The operation that you want to perform. Set the value to DescribeRoleZoneInfo.

InstanceId String Yes r-bp1zxszhcgatnx****

The ID of the instance. You can call the DescribeInstances operation to query instance IDs.

RegionId String No cn-hangzhou

The ID of the region where the instance is deployed. You can call the DescribeRegions operation to query region IDs.

QueryType Integer No 0

The type of the node to query. Valid values:

  • 0: the proxy node.
  • 1: the data node. This is the default value.
PageNumber Integer No 1

The number of the page to return. It must be an integer that is greater than 0 and less than or equal to the maximum value supported by the integer data type. Default value: 1.

PageSize Integer No 10

The number of entries to return on each page. Valid values: 10, 20, and 50. Default value: 10.

Response parameters

Parameter Type Example Description
Node Array of NodeInfo

Details of each node on an ApsaraDB for Redis instance.
NodeInfo
CurrentMinorVersion String redis-5.0_0.3.10

The minor version of the node.
CustinsId String 38707894

This parameter is only used for internal maintenance of the ApsaraDB for Redis instance.
InsName String r-bp1bjmqwlelmkh****-db-0

The ID of the node.
InsType Integer 3

Indicates whether the instance is a read replica node. If it is a read replica node, 3 is returned for this parameter.

Note No value is returned for this parameter if the instance is not a read replica node.
IsLatestVersion Integer 1

Indicates whether the minor version is the latest one. Valid values:

  • 0: no.
  • 1: yes.
Note To upgrade the minor version, call the ModifyInstanceMinorVersion operation.
NodeId String 1595****

This parameter is only used for internal maintenance of the ApsaraDB for Redis instance.
NodeType String db

The type of node. Valid values:

  • proxy: the proxy node.
  • db: the data node.
Role String master

The role of the node. Valid values:

  • master: the master node.
  • slave: the replica node.
ZoneId String cn-hangzhou-b

The ID of the zone to which the instance belongs.
PageNumber Integer 1

The number of the returned page.
PageSize Integer 10

The number of entries returned on each page.
RequestId String 224B97FB-A275-4EAC-86E9-8922FEA2****

The ID of the request.
TotalCount Integer 4

The total number of entries that were returned.

Examples

Sample requests

https://r-kvstore.aliyuncs.com/?Action=DescribeRoleZoneInfo
&InstanceId=r-bp1zxszhcgatnx****
&<Common request parameters>

Sample success responses

XML format 

<DescribeRoleZoneInfoResponse>
      <TotalCount>4</TotalCount>
      <RequestId>224B97FB-A275-4EAC-86E9-8922FEA2****</RequestId>
      <Node>
            <NodeInfo>
                  <Role>master</Role>
                  <IsLatestVersion>1</IsLatestVersion>
                  <ZoneId>cn-hangzhou-b</ZoneId>
                  <NodeType>db</NodeType>
                  <NodeId>1595****</NodeId>
                  <CurrentMinorVersion>redis-5.0_0.3.10</CurrentMinorVersion>
                  <CustinsId>3870****</CustinsId>
                  <InsName>r-bp1bjmqwlelmkh****-db-0</InsName>
            </NodeInfo>
            <NodeInfo>
                  <Role>slave</Role>
                  <IsLatestVersion>1</IsLatestVersion>
                  <ZoneId>cn-hangzhou-b</ZoneId>
                  <NodeType>db</NodeType>
                  <NodeId>1595****</NodeId>
                  <CurrentMinorVersion>redis-5.0_0.3.10</CurrentMinorVersion>
                  <CustinsId>3870****</CustinsId>
                  <InsName>r-bp1bjmqwlelmkh****-db-0</InsName>
            </NodeInfo>
            <NodeInfo>
                  <Role>master</Role>
                  <IsLatestVersion>1</IsLatestVersion>
                  <ZoneId>cn-hangzhou-b</ZoneId>
                  <NodeType>db</NodeType>
                  <NodeId>1595****</NodeId>
                  <CurrentMinorVersion>redis-5.0_0.3.10</CurrentMinorVersion>
                  <CustinsId>3870****</CustinsId>
                  <InsName>r-bp1bjmqwlelmkh****-db-1</InsName>
            </NodeInfo>
            <NodeInfo>
                  <Role>slave</Role>
                  <IsLatestVersion>1</IsLatestVersion>
                  <ZoneId>cn-hangzhou-b</ZoneId>
                  <NodeType>db</NodeType>
                  <NodeId>1595****</NodeId>
                  <CurrentMinorVersion>redis-5.0_0.3.10</CurrentMinorVersion>
                  <CustinsId>3870****</CustinsId>
                  <InsName>r-bp1bjmqwlelmkh****-db-1</InsName>
            </NodeInfo>
      </Node>
</DescribeRoleZoneInfoResponse>

JSON format 

{
	"TotalCount": 4,
	"RequestId": "224B97FB-A275-4EAC-86E9-8922FEA2****",
	"Node": {
		"NodeInfo": [
			{
				"Role": "master",
				"IsLatestVersion": 1,
				"ZoneId": "cn-hangzhou-b",
				"NodeType": "db",
				"NodeId": "1595****",
				"CurrentMinorVersion": "redis-5.0_0.3.10",
				"CustinsId": "3870****",
				"InsName": "r-bp1bjmqwlelmkh****-db-0"
			},
			{
				"Role": "slave",
				"IsLatestVersion": 1,
				"ZoneId": "cn-hangzhou-b",
				"NodeType": "db",
				"NodeId": "1595****",
				"CurrentMinorVersion": "redis-5.0_0.3.10",
				"CustinsId": "3870****",
				"InsName": "r-bp1bjmqwlelmkh****-db-0"
			},
			{
				"Role": "master",
				"IsLatestVersion": 1,
				"ZoneId": "cn-hangzhou-b",
				"NodeType": "db",
				"NodeId": "1595****",
				"CurrentMinorVersion": "redis-5.0_0.3.10",
				"CustinsId": "3870****",
				"InsName": "r-bp1bjmqwlelmkh****-db-1"
			},
			{
				"Role": "slave",
				"IsLatestVersion": 1,
				"ZoneId": "cn-hangzhou-b",
				"NodeType": "db",
				"NodeId": "1595****",
				"CurrentMinorVersion": "redis-5.0_0.3.10",
				"CustinsId": "3870****",
				"InsName": "r-bp1bjmqwlelmkh****-db-1"
			}
		]
	}
}

Error codes

For a list of error codes, visit the API Error Center.