database.template.yaml

AWSTemplateFormatVersion: '2010-09-09'
Transform: AWS::Serverless-2016-10-31
Description: >-
  This template creates the database resources for the backend service.

Metadata:
  AWS::ServerlessRepo::Application:
    Name: realworld-serverless-application-backend-database
    Description: >-
      This template creates the database resources for the backend service.
    Author: AWS Serverless Application Repository
    SpdxLicenseId: Apache-2.0
    Labels: [github, serverless, sam]
    HomePageUrl: https://github.com/awslabs/realworld-serverless-application
    SemanticVersion: 0.1.5
    SourceCodeUrl: https://github.com/awslabs/realworld-serverless-application/tree/0.1.5
    LicenseUrl: ../../../LICENSE
    ReadmeUrl: ../../README.md

Parameters:
  Stage:
    Type: String
    Description: The stage where the application is running in, e.g., dev, prod.
Resources:
  Applications:
    Type: 'AWS::DynamoDB::Table'
    Properties:
      AttributeDefinitions:
        - AttributeName: 'userId'
          AttributeType: 'S'
        - AttributeName: 'applicationId'
          AttributeType: 'S'
      KeySchema:
        - AttributeName: 'userId'
          KeyType: 'HASH'
        - AttributeName: 'applicationId'
          KeyType: 'RANGE'
      StreamSpecification:
        StreamViewType: 'NEW_AND_OLD_IMAGES'
      TimeToLiveSpecification:
        AttributeName: 'ttl'
        Enabled: true
      BillingMode: PAY_PER_REQUEST
      SSESpecification:
        SSEEnabled: true
        SSEType: KMS
      PointInTimeRecoverySpecification:
        PointInTimeRecoveryEnabled: true

  # Storing resources names to SSM
  ApplicationsTableName:
    Type: "AWS::SSM::Parameter"
    Properties:
      Name: !Sub "/applications/apprepo/${Stage}/ddb/Applications/TableName"
      Type: "String"
      Value: !Ref Applications
      Description: "Applications Table name"
  ApplicationsTableArn:
    Type: "AWS::SSM::Parameter"
    Properties:
      Name: !Sub "/applications/apprepo/${Stage}/ddb/Applications/TableArn"
      Type: "String"
      Value: !GetAtt Applications.Arn
      Description: "Applications Table name"
  ApplicationsTableStreamArn:
    Type: "AWS::SSM::Parameter"
    Properties:
      Name: !Sub "/applications/apprepo/${Stage}/ddb/Applications/StreamArn"
      Type: "String"
      Value: !GetAtt Applications.StreamArn
      Description: "Applications DynamoDB Stream ARN"
  ApplicationsTableStreamName:
    Type: "AWS::SSM::Parameter"
    Properties:
      Name: !Sub "/applications/apprepo/${Stage}/ddb/Applications/StreamName"
      Type: "String"
      Value:
        !Select
          - 2
          - !Split
            - '/'
            - !Select
              - 5
              - !Split [':', !GetAtt Applications.StreamArn]
      Description: "Applications DynamoDB Stream name"