DeleteNacosInstance - Microservices Engine - Alibaba Cloud Documentation Center

Deletes a persistent application instance from a Microservices Engine (MSE) Nacos instance.

Operation Description

NoteThe operation is not provided in Nacos SDKs. For information about Nacos SDKs, see the official documentation.

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.

Operation	Access level	Resource type	Condition key	Association operation
mse:DeleteNacosInstance	Write	MSE acs:mse:{#regionId}:{#accountId}:instance/{#InstanceId}	none	none

Request parameters

Parameter	Type	Required	Description	Example
InstanceId	string	Yes	The ID of the instance.	mse-cn-st21v5****
ServiceName	string	Yes	The name of the service.	hello_service
NamespaceId	string	No	The ID of the namespace.	9e78a671-4b9b-4dd4-99c1-0b9da87****
GroupName	string	Yes	The name of the group.	DEFAULT_GROUP
ClusterName	string	No	The alias of the instance.	DEFAULT
Ip	string	Yes	The IP address of the Nacos instance.	10.237.1.32
Port	integer	Yes	The port of the Nacos instance.	8080
Ephemeral	boolean	Yes	Specifies whether the instance is marked as a temporary node. Valid values: `true`: monitors the task status. `false`: no	false
AcceptLanguage	string	No	The language of the response. Valid values: zh: Chinese en: English	zh

Response parameters

Parameter	Type	Description	Example
	object	RestResult
RequestId	string	The ID of the request.	8BD1E58D-0755-42AC-A599-E6B55112****
Success	boolean	Indicates whether the request was successful. Valid values: `true`: The request was successful. `false`: The request failed.	true
Code	integer	The status code. The value 200 is returned if the request is successful.	200
ErrorCode	string	The error code returned if the request failed.	mse-100-000
HttpStatusCode	integer	The HTTP status code returned.	200
Message	string	The message returned.	The request is successfully processed.
DynamicMessage	string	The dynamic part in the error message.	The specified parameter is invalid.
Data	string	The data of the node.	OK

Examples

Sample success responses

JSONformat

{
  "RequestId": "8BD1E58D-0755-42AC-A599-E6B55112****",
  "Success": true,
  "Code": 200,
  "ErrorCode": "mse-100-000",
  "HttpStatusCode": 200,
  "Message": "The request is successfully processed.\n",
  "DynamicMessage": "The specified parameter is invalid.",
  "Data": "OK"
}

Error codes

HTTP status code	Error code	Error message	Description
400	duplicatedClusterAliasName	duplicated cluster alias name	The instance name is duplicate. User another name.
400	illegalRequest	illegal request:%s	Invalid request: %s
400	invalidParameter	parameter error:%s	Invalid input parameter: %s
403	NoPermission	You are not authorized to perform this operation.	-
404	clusterNotFound	cluster not found	The cluster is not found.
500	systemError	system error	An error occurred on the system. Try again later.
500	regcenterError	register center error:%s	Instance request error: %s

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

Change history

Change time	Summary of changes	Operation
2022-02-10	Add Operation