Updated on 2022-11-22 GMT+08:00

Creating an API

Procedure:

  1. Configuring Frontend Settings
  2. Configuring Backend Settings

Configuring Frontend Settings

  1. In the navigation pane, choose API Management > APIs.
  2. Click Create API and configure the frontend definition.

    Table 1 Frontend definition

    Parameter

    Description

    Name

    API name. It is recommended that you enter a name based on naming rules to facilitate search.

    API Group

    By default, the group created in Creating an API Group is selected.

    URL

    Method: Request method of the API. Set this parameter to POST.

    Protocol: Set this parameter to HTTPS.

    Subdomain name: The subdomain automatically allocated to the API group created in Creating an API Group.

    Path: Path for requesting the API.

    Gateway Response

    Select a response to be displayed if API Gateway fails to process an API request.

    The default gateway response is default.

    Matching

    By default, Exact match is selected.

    Tags

    Classification attribute used to quickly identify the API from other APIs.

    Description

    Description of the API.

  3. Configure security settings based on the following table.

    Table 2 API request definition

    Parameter

    Description

    Authentication Mode

    API authentication mode. Set this parameter to App.

    Simple Authentication

    If you enable this option, API Gateway verifies only the AppCode and the request signature does not need to be verified. For this example, enable simple authentication.

  4. Click Next.

Configuring Backend Settings

  1. On the Backend Configuration page, set the backend service information.
  2. Select a backend service type. For this example, select HTTP/HTTPS.

    Table 3 HTTP/HTTPS backend service definition

    Parameter

    Description

    Load Balance Channel

    Determine whether the backend service will be accessed using a load balance channel. For this example, select Skip.

    URL

    Method: Request method of the API. Set this parameter to POST.

    Protocol: Set this parameter to HTTP.

    Backend Address: Address of the backend service.

    Path: Path of the backend service.

    Timeout

    Backend service request timeout. Default value: 5000 ms.

  3. On the Define Response page, set the responses.

    Table 4 Defining responses

    Parameter

    Description

    Example Success Response

    An example of a response returned when the API is called successfully.

    Example Failure Response

    An example of a response returned when the API fails to be called.

  4. Click Finish.