Calling Back a Flow

This API is used to call back a flow.

POST /v2/{project_id}/fgs/workflows/{workflow_id}/callback

**Table 1** Path Parameters
Parameter	Mandatory	Type	Description
project_id	Yes	String	Project ID. For details, see Obtaining a Project ID. Minimum: 1 Maximum: 64
workflow_id	Yes	String	Flow definition ID. Minimum: 1 Maximum: 512

**Table 2** Request header parameters
Parameter	Mandatory	Type	Description
X-Workflow-Run-Id	Yes	String	workflow run id
X-Workflow-State-Id	Yes	String	workflow state id

**Table 3** Request body parameters
Parameter	Mandatory	Type	Description
result	Yes	String	Execution result. Minimum: 1 Maximum: 64 Enumeration values: success fail
error	No	String	Error information. Minimum: 1 Maximum: 64
output	Yes	Object	Flow execution result in JSON format. This parameter has a value only when the status is success.

Status code: 200

**Table 4** Response body parameters
Parameter	Type	Description
execution_id	String	Error code. Minimum: 1 Maximum: 64

Status code: 400

**Table 5** Response body parameters
Parameter	Type	Description
error_code	String	Error code. Minimum: 1 Maximum: 36
error_msg	String	Error description. Minimum: 2 Maximum: 512

Status code: 404

**Table 6** Response body parameters
Parameter	Type	Description
error_code	String	Error code. Minimum: 1 Maximum: 36
error_msg	String	Error description. Minimum: 2 Maximum: 512

Status code: 500

**Table 7** Response body parameters
Parameter	Type	Description
error_code	String	Error code. Minimum: 1 Maximum: 36
error_msg	String	Error description. Minimum: 2 Maximum: 512

Call back a flow.

POST /v2/{project_id}/fgs/workflows/{workflow_id}/callback
{
  "result": "success",
  "output": {}
}

Status code: 200

Success

{
  "execution_id" : "48aff955-ea10-4ffd-b426-190bc192dc13"
}

Parent topic: Function Flows

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