SignalResource - Resource Orchestration Service - Alibaba Cloud Documentation Center

Sends a signal to a resource in a stack.

Debugging

There is currently no authorization information disclosed in the API.

POST /V2/SignalResource
GET /V2/SignalResource

Parameter	Type	Required	Description	Example
StackId	string	Yes	The ID of the stack.	4a6c9851-3b0f-4f5f-b4ca-a14bf691****
Status	string	Yes	The status of the signal. Failure signals can cause stack creation or update to fail. If all signals are warnings, the stack cannot be created or updated. Valid values: SUCCESS FAILURE WARNING	SUCCESS
RegionId	string	Yes	The region ID of the stack. You can call the DescribeRegions operation to query the most recent region list.	cn-hangzhou
UniqueId	string	Yes	The unique ID of the signal. The ID must be 1 to 64 characters in length. If multiple signals are sent to a single resource, each signal must have a unique ID.	27c7347b-352a-4377-accf-63d361c1****
ClientToken	string	No	The client token that is used to ensure the idempotence of the request. You can use the client to generate the value, but you must ensure that it is unique among different requests. The token can be up to 64 characters in length and can contain letters, digits, hyphens (-) and underscores (_). For more information, see How to ensure idempotence.	123e4567-e89b-12d3-a456-42665544****
LogicalResourceId	string	Yes	The logical ID of the resource as defined in the template.	WebServer

Parameter	Type	Description	Example
	object
RequestId	string	The request ID.	B288A0BE-D927-4888-B0F7-B35EF84B6E6

Sample success responses

JSONformat

{
  "RequestId": "B288A0BE-D927-4888-B0F7-B35EF84B6E6"
}

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

Change time

Summary of changes

Operation

2023-08-15

The internal configuration of the API is changed, but the call is not affected

Change item	Change content
	The internal configuration of the API is changed, but the call is not affected.