Creating API gateways

Management console

CLI

In the management console, select the folder where you want to create an API gateway.
In the list of services, select API Gateway.
Click Create API gateway.
In the Name field, enter numbers.
(optional) In the Description field, enter a description.

In the Specification section, add a specification:

openapi: "3.0.0"
info:
  version: 1.0.0
  title: Test API
paths:
  /hello:
    get:
      summary: Say hello
      operationId: hello
      parameters:
        - name: user
          in: query
          description: User name to appear in greetings
          required: false
          schema:
            type: string
            default: 'world'
      responses:
        '200':
          description: Greeting
          content:
            'text/plain':
               schema:
                 type: "string"
      x-yc-apigateway-integration:
        type: dummy
        http_code: 200
        http_headers:
          'Content-Type': "text/plain"
        content:
          'text/plain': "Hello, {user}!\n"

Click Create.

To create an API gateway:

Save the following specification to a file named hello-world.yaml:

openapi: "3.0.0"
info:
  version: 1.0.0
  title: Test API
paths:
  /hello:
    get:
      summary: Say hello
      operationId: hello
      parameters:
        - name: user
          in: query
          description: User name to appear in greetings
          required: false
          schema:
            type: string
            default: 'world'
      responses:
        '200':
          description: Greeting
          content:
            'text/plain':
               schema:
                 type: "string"
      x-yc-apigateway-integration:
        type: dummy
        http_code: 200
        http_headers:
          'Content-Type': "text/plain"
        content:
          'text/plain': "Hello, {user}!\n"

Run the command with the following parameters:

name: API gateway name.
spec: Specification file.
description: API gateway description.

yc serverless api-gateway create --name hello-world --spec=hello-world.yaml --description "hello world"

done (29s)
id: d5dug9gkmu187iojcrtr
folder_id: b1g55tflru0ek7omtfu0
created_at: "2020-06-17T09:20:22.929Z"
name: hello-world
description: hello world
status: ACTIVE
domain: d5dug9gkmu187iojcpvp.apigw.yandexcloud.net
log_group_id: ckghq1hm19q7ek5sjnh5