docker-compose.debug.yml

version: '3.4'

services:

  # The purpose of 'init_upload_area' service is to create 'area' subfolder on the shared
  # 'upload-storage' named volume with proper permissions (to grant write access for 'webapp'
  # and 'worker' non-root services) [mainly for development]
  # https://serverfault.com/questions/984578/change-permissions-for-named-volumes-in-docker
  # (Option 2)
  init_upload_area:
    build:
      context: .
      dockerfile: Dockerfile-init-upload-area
    volumes:
      - upload-storage:/upload-storage
    environment:
      - UPLOAD_AREA=/upload-storage/area

  webapp:
    build: .
    # command: ["sh", "-c", "pip install debugpy -t /tmp && python /tmp/debugpy --wait-for-client --listen 0.0.0.0:5678 -m flask run --no-debugger --no-reload --host 0.0.0.0 --port 5000"]
    command: ["sh", "-c", "flask run --host 0.0.0.0 --port 5000"]
    ports:
      - 5000:5000
      - 5678:5678
    volumes:
      - .:/usr/src/app
      - upload-storage:/upload-storage
    environment:
      - LINDEP_SETTINGS=config.py
      - FLASK_APP=server.application
      - FLASK_ENV=development
      - POSTGRES_CONN_STRING=host=db dbname=lindep user=postgres password=Rovei%Z3
      - CELERY_BROKER_URL=amqp://user:PwWYF9dq@rabbitmq:5672//
      - UPLOAD_AREA=/upload-storage/area
    depends_on:
      - rabbitmq
      - db

  worker:
    build: .
    command: celery --app=server.application.celapp worker -l INFO
    volumes:
      - .:/usr/src/app
      - upload-storage:/upload-storage
    environment:
      - POSTGRES_CONN_STRING=host=db dbname=lindep user=postgres password=Rovei%Z3
      - CELERY_BROKER_URL=amqp://user:PwWYF9dq@rabbitmq:5672//
      - UPLOAD_AREA=/upload-storage/area
    depends_on:
      - webapp
      - rabbitmq
      - db

  rabbitmq:
    image: 'bitnami/rabbitmq:3.9'  # in the absence of "build:" this option will pull the image
    environment:
      - RABBITMQ_USERNAME=user
      - RABBITMQ_PASSWORD=PwWYF9dq

  db:
    build:
      context: .
      dockerfile: Dockerfile-db
    environment:
      POSTGRES_USER: postgres
      POSTGRES_DB: postgres
      POSTGRES_PASSWORD: Rovei%Z3
      PGDATA: /var/lib/postgresql/data/pgdata
    volumes:
      - db:/var/lib/postgresql/data

volumes:
  db:
  upload-storage: