docker-compose-development.yml

version: '2'
services:
  db_dev:
    image: postgres:9.5.1
    environment:
      POSTGRES_PASSWORD: mysecretlocalpassword
      POSTGRES_USER: postgres
      POSTGRES_DB: puppies_app
  sharedbox:
    image: busybox
    volumes:
      - /var/www
      - /var/run
  redis_dev:
    image: redis
  proxy:
    image: puppies_nginx_development
    build:
      context: ./nginx
      dockerfile: Dockerfile # we mean the ./nginx/Dockerfile
    volumes:
      - ./logs:/var/log
    volumes_from:
      - sharedbox
    ports:
      - "80:80"
    depends_on:
      - puppies_web
  puppies_web:
    image: puppies_app_development
    build:
      context: ./puppies
      dockerfile: Dockerfile.development
    environment: &app_server_enviroment_vars
      CONTAINER_ROLE: 'app_server'
      RAILS_ENV: production
      MAX_THREADS: 2
      WEB_CONCURRENCY: 1
      SECRET_KEY_BASE: 19d07059ab81ff584bd8fd7be03ed765c63f5f4c3518d05f39b41c7152134e294b2f09cbf5d925045caab0ef6475862fc42c8e6b35d63e353a1472057e90f8c4

      REL_DATABASE_PASSWORD: mysecretlocalpassword
      REL_DATABASE_USERNAME: postgres
      REL_DATABASE_DATABASE: puppies_app
      REL_DATABASE_HOST: db_dev
      REL_DATABASE_PORT: 5432

      REDIS_HOST: redis_dev
      REDIS_PORT: 6379
      REDIS_DB_ID: 0
    volumes:
      - ./logs:/app/log
    volumes_from:
      - sharedbox
    links:
      - db_dev
      - redis_dev
  puppies_bg_worker:
    image: puppies_app_development
    environment:
      <<: *app_server_enviroment_vars
      CONTAINER_ROLE: 'bg_worker'
      MAX_THREADS: 5  # Sidekiq threads,  watch out so you don't run out of DB connection pool
    volumes:
      - ./logs:/app/log
    volumes_from:
      - sharedbox
    links:
      - db_dev
      - redis_dev
    depends_on:
      - puppies_web