Help Center/ FunctionGraph/ API Reference/ APIs/ Function Invocation/ Executing a Function Asynchronously
Updated on 2024-03-14 GMT+08:00
View PDF

Executing a Function Asynchronously

Function

This API is used to execute a function asynchronously.

URI

POST /v2/{project_id}/fgs/functions/{function_urn}/invocations-async

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID. For details, see Obtaining a Project ID.

function_urn

Yes

String

Function URN. For details, see the function model description.

Request Parameters

Table 2 Request header parameters

Parameter

Mandatory

Type

Description

X-Auth-Token

Yes

String

User token.

It can be obtained by calling the IAM API used to obtain a user token. The value of X-Subject-Token in the response header is the user token.

Content-Type

Yes

String

Message body type (format).
Table 3 Request body parameters

Parameter

Mandatory

Type

Description

{User defined key}

Yes

Object

Request body for executing a function asynchronously.

Response Parameters

Status code: 202

Table 4 Response body parameters

Parameter

Type

Description

request_id

String

Request ID.

Status code: 400

Table 5 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 401

Table 6 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 403

Table 7 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 404

Table 8 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 500

Table 9 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 503

Table 10 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Example Requests

Execute a function asynchronously with the request parameter as a key pair ("k":"v").

POST /v2/{project_id}/fgs/functions/{function_urn}/invocations-async

{
  "body" : {
    "k" : "v"
  }
}

Example Responses

Status code: 202

Accepted

{
  "request_id" : "1167bf8c-87b0-43ab-8f5f-26b16c64f252"
}

Status Codes

Status Code

Description

202

Accepted

400

Bad request.

401

Unauthorized.

403

Forbidden.

404

Not found.

500

Internal server error.

503

Service unavailable.

Error Codes

See Error Codes.

Parent topic: Function Invocation