sample-serverless.yml

service: my-api-gateway

provider:
  name: aws
  runtime: nodejs6.10
  region: sa-east-1
  stage: v1
  deploymentBucket: ${env:DEPLOYMENT_BUCKET}
  iamRoleStatements:
    - Effect: Allow
      Action: 
        - cloudwatch:*
        - logs:*
        - xray:*
        - dynamodb:*
      Resource: "*"

functions:
  get:
    name: my-api-gateway-get-${self:provider.stage}
    handler: handler.get
    description: Function to get
    memorySize: 512
    timeout: 30
    events:
      - http:
          method: GET
          path: service
          cors: true
  post:
    name: my-api-gateway-post-${self:provider.stage}
    handler: handler.get
    description: Function to post
    memorySize: 512
    timeout: 30
    events:
      - http:
          method: POST
          path: service
          cors: true
    environment:
      MY_ENV: ${env:MY_ENV}

custom:
  stage: "${opt:stage, self:provider.stage}"

resources:
  Resources:
    ApiGatewayRestApi:
      Type: AWS::ApiGateway::RestApi
      Properties:
        Name: ${self:service}-${self:custom.stage}
    #### Gateway Response INIT
    GatewayResponseDefault400:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: DEFAULT_4XX
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-4XX-generic\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseDefault500:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: DEFAULT_5XX
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-5XX-generic\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseAccessDeied:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: ACCESS_DENIED
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-403-access-denied\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseApiConfigurationError:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: API_CONFIGURATION_ERROR
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-500-api-configuration-error\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseAuthorizerConfigurationError:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: AUTHORIZER_CONFIGURATION_ERROR
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-500-authorizer-configuration-error\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseAuthorizerFailure:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: AUTHORIZER_FAILURE
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-500-authorizer-failure\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseBadRequestBody:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: BAD_REQUEST_BODY
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-400-bad-request-body\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseBadRequestParameters:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: BAD_REQUEST_PARAMETERS
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-400-bad-request-parameters\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseExpiredToken:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: EXPIRED_TOKEN
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-403-expired-token\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseIntegrationFailure:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: INTEGRATION_FAILURE
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-504-integration-failure\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseIntegrationTimeout:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: INTEGRATION_TIMEOUT
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-504-integration-timeout\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseInvalidApiKey:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: INVALID_API_KEY
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-403-invalid-api-key\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseInvalidSignature:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: INVALID_SIGNATURE
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-403-invalid-signature\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseMissingAuthenticationToken:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: MISSING_AUTHENTICATION_TOKEN
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-403-missing-authentication-token\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseQuotaExceeded:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: QUOTA_EXCEEDED
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-429-quota-exceeded\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseRequestTooLarge:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: REQUEST_TOO_LARGE
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-413-request-too-large\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseResourceNotFound:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: RESOURCE_NOT_FOUND
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-404-resource-not-found\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseThrottled:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: THROTTLED
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-429-throttled\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseUnauthorized:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: UNAUTHORIZED
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-401-unauthorized\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    GatewayResponseUnauthorizedMediType:
      Type: 'AWS::ApiGateway::GatewayResponse'
      Properties:
        RestApiId: 
          Ref: 'ApiGatewayRestApi'
        ResponseType: UNSUPPORTED_MEDIA_TYPE
        ResponseTemplates:
          application/json: "{\"error\":{\"code\":\"custom-415-unsupported-media-type\",\"message\":$context.error.messageString},\"requestId\":\"$context.requestId\"}"
    #### Gateway Response END
    DynamoDbTable:
      Type: AWS::DynamoDB::Table
      Properties:
        TableName: service-db
        AttributeDefinitions:
          - AttributeName: accessToken
            AttributeType: S
        KeySchema:
          - AttributeName: accessToken
            KeyType: HASH
        TimeToLiveSpecification:
          AttributeName: expires
          Enabled: true
        ProvisionedThroughput:
          ReadCapacityUnits: 5
          WriteCapacityUnits: 5