docker-compose.yml

version: '3.8'

x-app: &app
  build:
    context: ./
    dockerfile: Dockerfile
    args:
      RUBY_VERSION: '2.7.2'
      NODE_MAJOR: '14'
      BUNDLER_VERSION: '2.1.4'
  environment: &env
    NODE_ENV: development
    RAILS_ENV: ${RAILS_ENV:-development}
  image: rails-fullstack-starter:1.0.0
  tmpfs:
    - /tmp

x-backend: &backend
  <<: *app
  stdin_open: true
  tty: true
  volumes:
    - .:/app:cached
    - rails_cache:/app/tmp/cache
    - bundle:/usr/local/bundle
    - node_modules:/app/node_modules
    - packs:/app/public/packs
  environment:
    <<: *env
    REDIS_URL: redis://redis:6379/
    DATABASE_URL: postgres://postgres:postgres@postgres:5432
    BOOTSNAP_CACHE_DIR: /usr/local/bundle/_bootsnap
    WEBPACKER_DEV_SERVER_HOST: webpacker
    WEB_CONCURRENCY: 1
    HISTFILE: /app/log/.bash_history
    PSQL_HISTFILE: /app/log/.psql_history
    EDITOR: vi
  depends_on:
    postgres:
      condition: service_healthy
    redis:
      condition: service_healthy

services:
  runner:
    <<: *backend
    command: /bin/bash
    ports:
      - '3002:3002'

  rails:
    <<: *backend
    command: bundle exec rails server -b 0.0.0.0
    ports:
      - '3000:3000'

  postgres:
    image: postgres:13.1
    volumes:
      - postgres:/var/lib/postgresql/data
      - ./log:/root/log:cached
    environment:
      PSQL_HISTFILE: /root/log/.psql_history
      POSTGRES_PASSWORD: postgres
    ports:
      - 5432
    healthcheck:
      test: pg_isready -U postgres -h 127.0.0.1
      interval: 5s

  redis:
    image: redis:3.2-alpine
    volumes:
      - redis:/data
    ports:
      - 6379
    healthcheck:
      test: redis-cli ping
      interval: 1s
      timeout: 3s
      retries: 30

  webpacker:
    <<: *app
    command: ./bin/webpack-dev-server
    ports:
      - '3035:3035'
    volumes:
      - .:/app:cached
      - bundle:/usr/local/bundle
      - node_modules:/app/node_modules
      - packs:/app/public/packs
    environment:
      <<: *env
      WEBPACKER_DEV_SERVER_HOST: 0.0.0.0

volumes:
  postgres:
  redis:
  bundle:
  node_modules:
  rails_cache:
  packs: