Help Center/ API Gateway/ API Reference (ME-Abu Dhabi Region)/ Dedicated Gateway APIs (V2)/ API Management/ Querying Historical Versions of an API
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Querying Historical Versions of an API

Function

This API is used to query the historical versions of an API. APIG retains a maximum of 10 historical versions for each API in an environment.

Calling Method

For details, see Calling APIs.

URI

GET /v2/{project_id}/apigw/instances/{instance_id}/apis/publish/{api_id}

Table 1 Path Parameters

Parameter

Mandatory

Type

Description

project_id

Yes

String

Project ID. For details about how to obtain it, see Obtaining a Project ID.

instance_id

Yes

String

Gateway ID, which can be obtained from the gateway information on the APIG console.

api_id

Yes

String

API ID.
Table 2 Query Parameters

Parameter

Mandatory

Type

Description

offset

No

Long

Offset from which the query starts. If the value is less than 0, it is automatically converted to 0.

Default: 0

limit

No

Integer

Number of items displayed on each page. A value less than or equal to 0 will be automatically converted to 20, and a value greater than 500 will be automatically converted to 500.

Minimum: 1

Maximum: 500

Default: 20

env_id

No

String

Environment ID.

env_name

No

String

Environment name.

Request Parameters

Table 3 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 a token.

Response Parameters

Status code: 200

Table 4 Response body parameters

Parameter

Type

Description

size

Integer

Length of the returned resource list.

total

Long

Number of resources that match the query conditions.

api_versions

Array of ApiVersionResp objects

Historical version list.
Table 5 ApiVersionResp

Parameter

Type

Description

version_id

String

API version ID.

version_no

String

API version.

api_id

String

API ID.

env_id

String

ID of the environment in which the API has been published.

env_name

String

Name of the environment in which the API has been published.

remark

String

Description about the publication.

publish_time

String

Publication time.

status

Integer

Version status.

  • 1: effective

  • 2: not effective

Enumeration values:

  • 1

  • 2

Status code: 400

Table 6 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 401

Table 7 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 403

Table 8 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 404

Table 9 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Status code: 500

Table 10 Response body parameters

Parameter

Type

Description

error_code

String

Error code.

error_msg

String

Error message.

Example Requests

None

Example Responses

Status code: 200

OK

{
  "total" : 1,
  "size" : 1,
  "api_versions" : [ {
    "version_id" : "ee1a5a38d3d3493abf1dc4ed6cacfa0b",
    "version_no" : "20200803093600",
    "api_id" : "5f918d104dc84480a75166ba99efff21",
    "env_id" : "DEFAULT_ENVIRONMENT_RELEASE_ID",
    "env_name" : "RELEASE",
    "publish_time" : "2020-08-03T01:36:00Z",
    "status" : 1
  } ]
}

Status code: 400

Bad Request

{
  "error_code" : "APIG.2012",
  "error_msg" : "Invalid parameter value,parameterName:env_name. Please refer to the support documentation"
}

Status code: 401

Unauthorized

{
  "error_code" : "APIG.1002",
  "error_msg" : "Incorrect token or token resolution failed"
}

Status code: 403

Forbidden

{
  "error_code" : "APIG.1005",
  "error_msg" : "No permissions to request this method"
}

Status code: 404

Not Found

{
  "error_code" : "APIG.3002",
  "error_msg" : "API 5f918d104dc84480a75166ba99efff21 does not exist"
}

Status code: 500

Internal Server Error

{
  "error_code" : "APIG.9999",
  "error_msg" : "System error"
}

Status Codes

Status Code

Description

200

OK

400

Bad Request

401

Unauthorized

403

Forbidden

404

Not Found

500

Internal Server Error

Error Codes

See Error Codes.

Parent topic: API Management