Help Center/ FunctionGraph/ API Reference/ APIs/ Function Flows/ Querying Instances of a Flow
Updated on 2024-01-12 GMT+08:00

Querying Instances of a Flow

Function

This API is used to query instances of a flow.

URI

GET /v2/{project_id}/fgs/workflows/{workflow_id}/executions

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 ID.

Minimum: 1

Maximum: 512

Table 2 Query Parameters

Parameter

Mandatory

Type

Description

limit

No

Integer

Number of items displayed on each page. The maximum value is 200. Excessive records will not be returned.

Minimum: 0

Maximum: 500

status

No

String

Instance status.

Minimum: 0

Maximum: 64

Enumeration values:

  • success

  • fail

  • running

  • timeout

  • cancel

start_time

No

String

Query start time (UTC). If the start time is not specified, it is three days earlier than the end time.

end_time

No

String

Query end time (UTC). If the end time is not specified, it is three days later than the start time. If neither of them is set, data of the last three days is queried by default.

Request Parameters

None

Response Parameters

Status code: 200

Table 3 Response body parameters

Parameter

Type

Description

executions

Array of FlowExecutionBrief objects

Flow execution information.

Array Length: 0 - 999

Table 4 FlowExecutionBrief

Parameter

Type

Description

workflow_id

String

Flow ID.

Minimum: 1

Maximum: 64

workflow_urn

String

Flow URN. Format:urn:fss:<region_id>:<project_id>:workflow:<package>:<workflow_name>:<version>Currently, package and version can only be set to default and latest, respectively.

execution_id

String

Flow instance ID.

Minimum: 1

Maximum: 64

status

String

Flow instance execution status.

Minimum: 1

Maximum: 32

Enumeration values:

  • success

  • fail

  • running

  • timeout

  • cancel

begin_time

String

Flow instance creation time (UTC), in the format yyyy-MM-ddTHH:mm:ssZ.

Minimum: 0

Maximum: 64

end_time

String

Flow instance end time (UTC), in the format yyyy-MM-ddTHH:mm:ssZ.

Minimum: 0

Maximum: 64

last_update_time

String

Flow instance last update time (UTC), in the format yyyy-MM-ddTHH:mm:ssZ.

Minimum: 0

Maximum: 64

created_by

String

Flow instance creator.

Minimum: 1

Maximum: 32

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

request_id

String

Request ID.

Minimum: 2

Maximum: 512

Status code: 500

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

request_id

String

Request ID.

Minimum: 2

Maximum: 512

Example Requests

Query the instances of function flow {workflow_id}.

GET /v2/{project_id}/fgs/workflows/{workflow_id}/executions

Example Responses

Status code: 200

Response to flow instance query.

{
  "executions" : [ {
    "workflow_id" : "48aff955-ea10-4ffd-b426-190bc192dc14",
    "workflow_urn" : "urn:fss:cn-north-7:73d69ae0cfcf460190522d060f05ad:workflow:default:testflow:latest",
    "execution_id" : "48aff955-ea10-4ffd-b426-190bc192dc14",
    "status" : "running",
    "begin_time" : "2021-01-01T00:00:00Z",
    "end_time" : "2021-01-01T00:00:00Z",
    "last_update_time" : "2021-01-01T00:00:00Z",
    "created_by" : "admin"
  } ]
}

Status Codes

Status Code

Description

200

Response to flow instance query.

400

Bad Request

500

Internal Server Error

Error Codes

See Error Codes.