docker-compose.yml

# Main docker-compose file for the project to coordinate all the docker related stuff.
# To build from local image, use the `build: ...` attibute and not the `image` attribute.

# Main ports summary:
# - 8000: main app
# - 5000: documentation


version: '3.7'

services:

  # Service for the backend app.
  backend:
    # Get the image from the registry
    image: registry.gitlab.utc.fr/rex-dri/rex-dri/backend:latest
    # To use a locally build one, comment above, uncomment bellow.
    # build: ./backend
    restart: on-failure
    volumes:
      # "Copy" the repo to the workdir.
      - .:/usr/src/app/
    ports:
      # Replicate the python server port
      - 8000:8000
    environment:
      # Add environment variables
      - ENV=DEV
      - SECRET_KEY=please_change_me  # Django secret key
      # Django admin user param
      - DJANGO_ADMIN_USERNAME=admin
      - DJANGO_ADMIN_PASSWORD=admin
      # DB parameters
      - DB_HOST=database
      - DB_PORT=5432
      - POSTGRES_DB=postgres
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=postgres
      # Specify host to wait for; ie we want to wait for the db for sure
      - WAIT_HOSTS=database:5432
    # Run the django developpement server on image startup.
    command: /bin/sh -c "/wait && cd backend && ./entry.sh"
    depends_on:
      # Required that the `database` and `frontend` service are up and running.
      - database
      - frontend

  # Service for the postgres database
  database:
    # Use of classic image
    image: postgres:10.5-alpine
    environment:
      # Set up the postgres ID
      - POSTGRES_DB=postgres
      - POSTGRES_USER=postgres
      - POSTGRES_PASSWORD=postgres
    volumes:
      # Add a volume to store the DB data.
      - postgres_data:/var/lib/postgresql/data/

  # Service to handle frontend live developpments and building
  frontend:
    # Build image from Dockerfile
    build: ./frontend
    # On startup, start the developpement server
    command: /bin/sh -c "cd frontend && npm i --verbose && npm run dev"
    volumes:
      # "Copy" the repo to the workdir.
      - .:/usr/src/app/
    ports:
      # Replicate the node server port. More info in ./frontend/server.js
      - 3000:3000
      # replicate the view stats port
      - "8888:8888"

  # Service to provide a local documentation
  documentation:
    build: ./documentation
    volumes:
      - ./documentation:/usr/src/app
    # Start a simple python folder
    command: /bin/sh -c "python -m http.server 5000"
    ports:
      # replicate the server port
      - "5000:5000"

  # service to generate the UML of the backend
  gen_doc_uml:
    image: floawfloaw/plantuml
    volumes:
      - .:/usr/src/app
    command: tail -F anything # keep the container alive



volumes:
  # Create some local volume (should be stored in some directory on your computer)
  postgres_data: