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ApsaraDB RDS:DescribeDBInstanceEndpoints

Last Updated:Aug 28, 2026

Queries the information about the endpoints of an instance that runs RDS Cluster Edition.

Operation description

Supported database engine

MySQL

Debugging

You can run this interface directly in OpenAPI Explorer, saving you the trouble of calculating signatures. After running successfully, OpenAPI Explorer can automatically generate SDK code samples.

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:
    • For mandatory resource types, indicate with a prefix of * .
    • 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.
Operation Access level Resource type Condition key Associated operation
rds:DescribeDBInstanceEndpoints get
*DBInstance
acs:rds:{#regionId}:{#accountId}:dbinstance/{#dbinstanceId}
  • rds:ResourceTag
none

Request parameters

Parameter Type Required Description Example
ClientToken string No

The client token that is used to ensure the idempotence of the request. You can use the client to generate the token, but you must make sure that the token is unique among different requests.

The token can contain only ASCII characters and cannot exceed 64 characters in length.

ETnLKlblzczshOTUbOC****
DBInstanceId string Yes

The instance ID. You can call the DescribeDBInstances operation to query the instance ID.

rm-u****
DBInstanceEndpointId string No

The endpoint ID of the instance.

Note If this parameter is not specified, the information about all endpoints is returned.
ep-****-ro

Response parameters

Parameter Type Description Example
object

The response parameters.

Data object

The data returned.

DBInstanceName string

The name of the instance.

rm-u****
IpVersion string

The version of the IP protocol. Valid values:

  • ipv4
  • ipv6
ipv4
DBInstanceEndpoints array<object>

The information of the endpoints of the instance.

DBInstanceEndpoint object

The details of the endpoint.

EndpointId string

The endpoint ID of the instance.

ep-****
EndpointType string

The type of the endpoint. Valid values:

  • Primary: the read/write endpoint of the instance
  • Readonly: the read-only endpoint of the instance
Readonly
EndpointDescription string

The user-defined description of the endpoint.

for readonly business
NodeItems array<object>

The information about the node that is configured for the endpoint.

NodeItem object

The details of the endpoint.

NodeId string

The node ID.

rn-****13p6tum4289h
DBInstanceId string

The instance ID.

rm-u****
Weight integer

The weight of the node. Read requests are distributed based on the weight.

Valid values: 0 to 100.

50
AddressItems array<object>

The information about the endpoint.

AddressItem object

The connection details.

VpcId string

The VPC ID.

vpc-bp17xdic25d****
VSwitchId string

The vSwitch ID.

vsw-bp12u14ecz****
IpType string

The type of the IP address. Valid values:

  • Public: Internet
  • Private: internal network
Private
Port string

The port number of the endpoint.

3306
ConnectionString string

The endpoints of the instance.

rm****.mysql.rds.aliyuncs.com
IpAddress string

The IP address.

10.71.XX.XX
RequestId string

The ID of the request.

777C4593-8053-427B-****105593277CAB

Examples

Sample success responses

JSONformat

{
  "Data": {
    "DBInstanceName": "rm-u****",
    "IpVersion": "ipv4",
    "DBInstanceEndpoints": {
      "DBInstanceEndpoint": [
        {
          "EndpointId": "ep-****",
          "EndpointType": "Readonly",
          "EndpointDescription": "for readonly business",
          "NodeItems": {
            "NodeItem": [
              {
                "NodeId": "rn-****13p6tum4289h",
                "DBInstanceId": "rm-u****",
                "Weight": 50
              }
            ]
          },
          "AddressItems": {
            "AddressItem": [
              {
                "VpcId": "vpc-bp17xdic25d****",
                "VSwitchId": "vsw-bp12u14ecz****",
                "IpType": "Private",
                "Port": 3306,
                "ConnectionString": "rm****.mysql.rds.aliyuncs.com",
                "IpAddress": "10.71.XX.XX"
              }
            ]
          }
        }
      ]
    }
  },
  "RequestId": "777C4593-8053-427B-****105593277CAB"
}

Error codes

HTTP status code Error code Error message Description
400 APICallingFailed Meta db calling failed. An internal error occurred.
400 InvalidSourceCategory specified source category is invalid. The specified source category is invalid.
400 InvalidDBInstanceConnType.Format Specified DB instance conn type is not valid. The operation failed. The operation is not supported for the connection type of the RDS instance.
400 Forbidden User not authorized to operate on the specified resource, or this API does not support RAM. The RAM user account does not have the required permissions. Grant the account the required permissions.
400 InvalidEngineVersion.NotSupport The specified parameter "EngineVersion" is not valid. The database engine version is not supported. If you select MySQL, MySQL 5.5, MySQL 5.6, and MySQL 5.7 are supported. If you select SQLServer, SQL Server 2008 R2 and SQL Server 2012 are supported. If you select PostgreSQL, only PostgreSQL 9.4 is supported. If you select PPAS, only PPAS 9.3 is supported.
400 Order.ComboInstanceNotAllowOperate A package instance is not allowed to operate independently. A package instance is not allowed to operate independently.
400 Price.PricingPlanResultNotFound Pricing plan price result not found. Pricing plan price result not found.
400 Order.NoRealNameAuthentication You have not passed the real-name authentication and do not meet the purchase conditions. Please log in to the user center for real-name authentication. You have not passed the real-name authentication and do not meet the purchase conditions. Please log in to the cost and cost for real-name authentication.
400 InsufficientAvailableQuota Your account quota limit is less than 0, please recharge before trying to purchase. Your account available limit is less than 0, please recharge before trying to purchase.
400 CommodityServiceCalling.Exception Failed to call commodity service. Failed to call commodity service return.
400 RegionDissolvedEOM Dear customer, Alibaba Cloud plans to optimize and adjust the current region. Cloud services in this region will cease operations. You are currently unable to operate new purchase orders. Thank you for your understanding and support. Hello, Alibaba Cloud plans to optimize and adjust the current region. Cloud services in this region will stop operating. In order to ensure your business continuity and smooth transition of data migration, you are currently unable to operate new purchase orders. Thank you for your understanding and support.
400 Commodity.InvalidComponent The module you purchased is not legal, please buy it again. The module you purchased is not legal, please buy it again.
400 RegionEndTimeDissolvedIndia Cloud services in the India (Mumbai) region will be discontinued. Set the validity date to July 15, 2024 or earlier than July 15, 2024. Hello customer, this area has been abolished.
400 RegionEndTimeDissolvedAustralia Cloud services in the Australia (Sydney) region will be discontinued. Set the validity date to September 30, 2024 or earlier than September 30, 2024. Hello customer, this area has been abolished.
400 Price.CommoditySys Commodity system call exception. Commodity system call exception.
400 Pay.InsufficientBalance Insufficient available balance. Insufficient available balance.
400 Order.PeriodInvalid There is a problem with the period you selected, please choose again. There is a problem with the period you selected, please choose again.
400 pay.noCreditCard Account not bound to credit card. -
400 Order.InstHasUnpaidOrder There is an unpaid order for the service you have purchased. Please pay or void it before placing the order. There is an unpaid order for the service you have purchased. Please pay or void it before placing the order.
400 noAvailablePaymentMethod No payment method is specified for your account. We recommend that you add a payment method. No payment method has been specified for your account. We recommend that you add a payment method.
400 BasicInfoUncompleted Your information is incomplete. Complete your information before the operation. Your basic information is not complete, please complete your basic information before operation.
400 Risk.RiskControlRejection Your account is abnormal, please contact customer service for details. Your account is abnormal, please contact customer service for details.
400 BasicInfoUncompleted Your information is incomplete, Complete your information before the operation. -
400 Api.NotSupport Specified api is not supported. The current interface does not support.
400 ContainForbiddenLabelError There is a label that prohibits placing orders. Please contact your distributor for assistance. You cannot place the order because a tag indicates that order placement is prohibited. Contact your distributor.
400 InvalidDBInstanceId.NotFound The DBInstanceId provided does not exist in records. The DBInstanceId provided does not exist.
400 InvalidInstanceLevel.DiskType Specified instance level not support request disk type The current instance type does not support the specified storage type.
400 InvalidParam Sepcified wal level Parameter is invalid. There are still logical slots in instance, so it can not be set as replica. The specified wal_level parameter is invalid. There is still a copy slot in the instance, so it cannot be set to replica.
400 KmsApiError User secret key invalid. The user key is invalid.
400 System.SaleValidateFailed Sales expression validation system error. A system error occurs when the sales expression is verified.
400 Abs.InvalidAccount.NotFound account is not found. The account does not exist.
400 SqlExecuteFailedOrTimeout sql command execution failed or timed out:%s. SQL command execution failed or timed out
403 IncorrectDBInstanceState Current DB instance state does not support this operation. -
403 OrderStatus.UnPaid The specified db instance has unpaid order. The instance has an unpaid order. Please pay first and try again.
403 InvalidReduceDiskSize The storage capacity after the scale-down must be larger than the used amount. The scale-in target capacity cannot be less than the current storage space usage
403 CloudSSDNotSupport Cloud ssd does not support this operation, please upgrade to essd. -
403 InvalidUserOperatorPermission The user permission does not support this operation. The user is not authorized to perform this operation.
403 InvalidVswitchId Specified conn vswitch id is not valid. -
404 IncorrectDBInstanceLockMode Current DB instance lock mode does not support this operation. The operation failed. The RDS instance is locked.
404 InvalidDBInstanceName.NotFound The database instance does not exist. The name of the RDS instance cannot be found. Check the name of the RDS instance.
404 InvalidDBInstance.NotFound Specified instance does not exist or not support. The RDS instance cannot be found, is deleted, or does not support the operation.
404 InvalidClusterKms The current instance does not authorized to access the Key Management Service. The instance does not have permissions to access Key Management Service (KMS).
500 ExternalFailure The request processing has failed due to external service failure. The request processing has failed due to external service failure.

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

Change history

Change time Summary of changes Operation
2023-05-09 The Error code has changed View Change Details