serverless-db.yml

service: listing-db
frameworkVersion: '>=1.28.0 <2.0.0'

provider:
  name: aws
  stage: ${opt:stage, 'dev'}
  region: ${opt:region, 'us-east-1'}

resources:
  Resources:
    # main table that stores subscriptions for the newsletters
    SubscriptionsDynamoDBTable:
      Type: 'AWS::DynamoDB::Table'
      Properties:
        TableName: ${self:custom.subscribersTableName}
        AttributeDefinitions:
          - AttributeName: newsletter
            AttributeType: S
          - AttributeName: email
            AttributeType: S
        KeySchema:
          - AttributeName: newsletter
            KeyType: HASH
          - AttributeName: email
            KeyType: RANGE
        BillingMode: PAY_PER_REQUEST
    # table that will store complains and bounces from AWS SES
    # received through SNS notifications topic SESNotificationsTopic
    SesNotificationsDynamoDBTable:
      Type: 'AWS::DynamoDB::Table'
      Properties:
        TableName: ${self:custom.snsTableName}
        AttributeDefinitions:
          - AttributeName: email
            AttributeType: S
          - AttributeName: notification
            AttributeType: S
        KeySchema:
          - AttributeName: email
            KeyType: HASH
          - AttributeName: notification
            KeyType: RANGE
        BillingMode: PAY_PER_REQUEST
    # SNS topic that will receive notifications from AWS SES
    SESNotificationsTopic:
      Type: 'AWS::SNS::Topic'
      Properties:
        TopicName: ${self:custom.snsTopicName}
  # Outputs contain ARNs of tables and sns topics used by lambdas
  # in the serverless-api.yml file. This allows to deploy them separately
  # since DB and SNS resources will almost never change unlike API code
  Outputs:
    SubscriptionsTableArn:
      Description: The ARN of the subscription table
      Value:
        Fn::GetAtt:
          - SubscriptionsDynamoDBTable
          - Arn
      Export:
        Name: ${self:provider.stage}-ListingSubscriptionsTableArn
    NotificationsTableArn:
      Description: The ARN of the notifications table
      Value:
        Fn::GetAtt:
          - SesNotificationsDynamoDBTable
          - Arn
      Export:
        Name: ${self:provider.stage}-ListingNotificationsTableArn
    NotificationsTopicArn:
      Description: The ARN of the SNS topic
      Value:
        Ref: SESNotificationsTopic
      Export:
        Name: ${self:provider.stage}-ListingNotificationsTopicArn

custom:
  subscribersTableName: ${opt:stage, 'dev'}-listing-subscribers
  snsTableName: ${opt:stage, 'dev'}-listing-sesnotify
  snsTopicName: ${opt:stage, 'dev'}-listing-ses-notifications