template.yaml

AWSTemplateFormatVersion: '2010-09-09'
Transform: AWS::Serverless-2016-10-31
Parameters:
  ALGOLIA_APP_ID:
    Type: String
    Description: Algolia App ID.
    Default: ''
  ALGOLIA_API_KEY:
    Type: String
    Description: Algolia API Key.
    Default: ''
  ALGOLIA_FIELDS_MAP:
    Type: String
    Description: Fields To create indexes for in Algolia.
    Default: '{"ExampleTable":{"include": ["two"]}}'
    # Default: '{"exclude": ["one", "three"]}'
  ALGOLIA_SETTINGS_MAP:
    Type: String
    Description: Algolia Index Settings.
    Default: '{"ExampleTable":{"settings": {"ranking":["words", "typo"]}}}'
Resources:
  ProcessDynamoDBStream:
    Type: AWS::Serverless::Function
    Properties:
      CodeUri: algolia-lambda/package/
      Handler: python_algolia_function.lambda_handler
      Runtime: python3.8
      Timeout: 10
      Policies: AWSLambdaDynamoDBExecutionRole
      Environment:
        Variables:
          ALGOLIA_APP_ID: !Ref ALGOLIA_APP_ID
          ALGOLIA_API_KEY: !Ref ALGOLIA_API_KEY
          ALGOLIA_FIELDS_MAP: !Ref ALGOLIA_FIELDS_MAP
          ALGOLIA_SETTINGS_MAP: !Ref ALGOLIA_SETTINGS_MAP
      Events:
        Stream:
          Type: DynamoDB
          Properties:
            Stream: !GetAtt DynamoDBTable.StreamArn
            BatchSize: 100
            StartingPosition: TRIM_HORIZON

  DynamoDBTable:
    Type: AWS::DynamoDB::Table
    Properties: 
      AttributeDefinitions: 
        - AttributeName: id
          AttributeType: S
      KeySchema: 
        - AttributeName: id
          KeyType: HASH
      ProvisionedThroughput: 
        ReadCapacityUnits: 5
        WriteCapacityUnits: 5
      StreamSpecification:
        StreamViewType: NEW_AND_OLD_IMAGES