Querying Historical API Versions

Function

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

URI

The following table lists the HTTP/HTTPS request method and URI of the API.

**Table 1** HTTP/HTTPS request method and URI
Request Method	URI
GET	/v1.0/apigw/apis/publish/{api_id}[?env_id,env_name]

A combination of different query conditions can be added at the end of the URI by using question marks (?) and ampersands (&).
Query conditions include: env_id and env_name.

The following table lists the parameters in the URI.

**Table 2** Parameter description
Parameter	Mandatory	Type	Description
api_id	Yes	String	API ID
env_id	No	String	ID of the environment in which the API has been published
env_name	No	String	Name of the environment in which the API has been published

Request

N/A

Response

**Table 3** Parameter description
Parameter	Type	Description
total	Integer	Number of historical versions that match the query conditions
size	Integer	Length of the returned historical version list
api_versions	Dictionary	Historical version list

**Table 4** Parameter description of api_versions
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	Timestamp	Time when the API is published
status	Integer	Version status, which can be: Effective Not effective

Example response:

{
  "total": 1,
  "size": 1,
  "api_versions": [
    {
      "version_id": "04c194dc7b5340ed942f2451702060da",
      "version_no": "20180722102526",
      "api_id": "acf141aa6279415088b593a4bbb55eed",
      "env_id": "DEFAULT_ENVIRONMENT_RELEASE_ID",
      "env_name": "RELEASE",
      "publish_time": "2018-04-14T07:32:23Z",
      "status": 2
    }
  ]
}