serverless.yml

service: lambda-saga

custom:
  region: ${opt:region, self:provider.region}

provider:
  name: aws
  runtime: nodejs6.10
  stage: dev
  region: us-east-1
  iamRoleStatements:
    - Effect: Allow
      Action:
        - dynamodb:PutItem
        - dynamodb:DeleteItem
      Resource: 
        - arn:aws:dynamodb:${self:custom.region}:*:table/hotel_bookings
        - arn:aws:dynamodb:${self:custom.region}:*:table/rental_bookings
        - arn:aws:dynamodb:${self:custom.region}:*:table/flight_bookings

functions:
  book-hotel:
    handler: functions/book-hotel.handler

  book-rental:
    handler: functions/book-rental.handler

  book-flight:
    handler: functions/book-flight.handler

  cancel-hotel:
    handler: functions/cancel-hotel.handler

  cancel-rental:
    handler: functions/cancel-rental.handler

  cancel-flight:
    handler: functions/cancel-flight.handler

resources:
  Resources:
    hotelBookingTable:
      Type: AWS::DynamoDB::Table
      Properties:
        TableName: hotel_bookings
        AttributeDefinitions:
          - AttributeName: trip_id
            AttributeType: S
        KeySchema:
          - AttributeName: trip_id
            KeyType: HASH
        ProvisionedThroughput:
          ReadCapacityUnits: 1
          WriteCapacityUnits: 1

    rentalBookingTable:
      Type: AWS::DynamoDB::Table
      Properties:
        TableName: rental_bookings
        AttributeDefinitions:
          - AttributeName: trip_id
            AttributeType: S
        KeySchema:
          - AttributeName: trip_id
            KeyType: HASH
        ProvisionedThroughput:
          ReadCapacityUnits: 1
          WriteCapacityUnits: 1

    flightBookingTable:
      Type: AWS::DynamoDB::Table
      Properties:
        TableName: flight_bookings
        AttributeDefinitions:
          - AttributeName: trip_id
            AttributeType: S
        KeySchema:
          - AttributeName: trip_id
            KeyType: HASH
        ProvisionedThroughput:
          ReadCapacityUnits: 1
          WriteCapacityUnits: 1