Day 1 : serverless.yml

service: solving-marketing-attribution

custom:
  # sma = Solving Marketing Attribution
  tableIdentify: 'sma-identify-${self:provider.stage}'
  tableTrack: 'sma-event-track-${self:provider.stage}'

provider:
  name: aws
  runtime: nodejs10.x
  stage: dev
  region: eu-west-1
  iamRoleStatements:
    - Effect: Allow
      Action:
        - dynamodb:Query
        - dynamodb:Scan
        - dynamodb:GetItem
        - dynamodb:PutItem
        - dynamodb:UpdateItem
        - dynamodb:DeleteItem
        - dynamodb:ListStreams
      Resource:
        - { "Fn::GetAtt": ["SegmentIdentifyDynamoDBTable", "Arn" ] }
        - { "Fn::GetAtt": ["SegmentTrackDynamoDBTable", "Arn" ] }
  environment:
    IDENTIFY_TABLE: ${self:custom.tableIdentify}
    TRACK_TABLE: ${self:custom.tableTrack}

functions:
  hello:
    handler: index.handler
    events:
      - http: 'POST /events'

resources:
  Resources:
    SegmentIdentifyDynamoDBTable:
      Type: 'AWS::DynamoDB::Table'
      Properties:
        AttributeDefinitions:
          - AttributeName: messageId
            AttributeType: S
        KeySchema:
          - AttributeName: messageId
            KeyType: HASH
        ProvisionedThroughput:
          ReadCapacityUnits: 1
          WriteCapacityUnits: 1
        TableName: ${self:custom.tableIdentify}
    SegmentTrackDynamoDBTable:
      Type: 'AWS::DynamoDB::Table'
      Properties:
        AttributeDefinitions:
          - AttributeName: messageId
            AttributeType: S
        KeySchema:
          - AttributeName: messageId
            KeyType: HASH
        ProvisionedThroughput:
          ReadCapacityUnits: 1
          WriteCapacityUnits: 1
        TableName: ${self:custom.tableTrack}