Help Center/ Cloud Service Engine/ API Reference/ CSE API/ Engine Management/ Changing Microservice Engine Specifications

Updated on 2025-12-01 GMT+08:00

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Changing Microservice Engine Specifications

Function

This API is used to change microservice engine specifications.

This API applies only to pay-per-use engines.

Authorization Information

Each account has all of the permissions required to call all APIs, but IAM users must have the required permissions specifically assigned.

If you are using role/policy-based authorization, see the required permissions in Permissions and Supported Actions.

If you are using identity policy-based authorization, the permission listed below is required.

Action	Access Level	Resource Type (*: required)	Condition Key	Alias	Dependency
cse:engine:resize	write	engine	g:ResourceTag/<tag-key> g:EnterpriseProjectId	-	-

URI

PUT /v2/{project_id}/enginemgr/engines/{engine_id}/resize

**Table 1** Path parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID.
engine_id	Yes	String	Engine ID.

Request

**Table 2** Request header parameters
Parameter	Mandatory	Type	Description
X-Auth-Token	Yes	String	User token.
X-Enterprise-Project-ID	No	String	If this parameter is not set, the default enterprise project is default and the ID is 0.
Content-Type	Yes	String	Set it to application/json;charset=UTF-8.
Accept	Yes	String	Set it to application/json.

**Table 3** Request body parameters
Parameter	Mandatory	Type	Description
flavor	Yes	String	New flavor.
inputs	No	Map<String,String>	New configuration, which overwrites the input parameter of the component.

Response

Status code: 200

**Table 4** Response body parameters
Parameter	Type	Description
id	String	Engine ID.
name	String	Engine name.
job_id	Integer	Job ID.

Status code: 400

**Table 5** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.
detail	String	Location details.

Status code: 500

**Table 6** Response body parameters
Parameter	Type	Description
error_code	String	Error code.
error_msg	String	Error message.
detail	String	Location details.

Example Request

PUT https://{endpoint}/v2/{project_id}/enginemgr/engines/{engine_id}/resize

{
  "flavor" : "string",
  "inputs" : {
    "additionalProp1" : "string",
    "additionalProp2" : "string",
    "additionalProp3" : "string"
  }
}

Example Response

Status code: 200

Response structure for changing microservice engine specifications.

{
  "id" : "string",
  "name" : "string",
  "job_id" : 0
}

Status Code

Status Code	Description
200	OK
400	Bad Request
500	Internal Server Error

Error Code

See Error Codes.

Parent topic: Engine Management

Previous topic: Updating Microservice Engine Configurations

Next topic: Retrying an Exclusive ServiceComb Engine Job

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