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Enterprise Distributed Application Service:ScaleK8sApplication

Last Updated:Jan 08, 2024

Scales out or in an application that is deployed in a Container Service for Kubernetes (ACK) cluster.

Debugging

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

Debug

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
edas:ManageApplicationWrite
  • Application
    acs:edas:{#regionId}:{#accountId}:namespace/{#NameSpaceId}/application/{#AppId}
    none
none

Request syntax

PUT /pop/v5/k8s/acs/k8s_apps

Request parameters

ParameterTypeRequiredDescriptionExample
AppIdstringYes

The ID of the application. You can call the ListApplication operation to query the application ID. For more information, see ListApplication .

23bf94d9-****-4994-****-616a827aa777
ReplicasintegerYes

The expected number of application instances after the scale-out or scale-in. The minimum number is 0.

2
TimeoutintegerNo

The timeout period of the change process. Unit: seconds.

60

Response parameters

ParameterTypeDescriptionExample
object

The content that is returned.

ChangeOrderIdstring

The ID of the change process. You can call the GetChangeOrderInfo operation to query the progress of this scaling operation. For more information, see GetChangeOrderInfo .

9d7232b2-****-****-b9d9-7e17695779ab
Codeinteger

The HTTP status code that is returned.

200
Messagestring

The message that is returned.

success
RequestIdstring

The ID of the request.

a5281053-08e4-47a5-b2ab-5c0323de7b5a

Examples

Sample success responses

JSONformat

{
  "ChangeOrderId": "9d7232b2-****-****-b9d9-7e17695779ab",
  "Code": 200,
  "Message": "success",
  "RequestId": "a5281053-08e4-47a5-b2ab-5c0323de7b5a"
}

Error codes

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