dmh2000 / microservice-exercise Goto Github PK

• small codebase
• multiple language friendly
• simpler testing
• simpler API
• distributed development

• horizontal scaling
• faster build and deployment
• independent updates
• fault isolation
• cost optimization

• resource overhead
• complex debugging
• transactions?
• observability
• complex integration testing

• rating service

  • generic records with rating
  • internal api
  • actions
    • store rating
    • get aggregated data by id and type
  • data
    • record id
    • user id
    • type
    • rating value

• movie metadata service

  • internal api
  • actions
    • get metadata by id
    • store metadata
  • data (static)
    • movie id
    • title
    • year
    • description
    • directory
    • actors[]

• movie service

  • client facing API
  • actions
    • get complete information including metadata and rating
      • for one movie
      • for multiple movies
  • data
    • movie metadata
    • movie rating

                    +-> rating srevice
    client +-> movie service +
                    +-> metadata service
    - metadata service
    - rating service

    API handler -> business logic (controller) -> repository -> DB