Ejemplo de Sidekiq + Docker

common-services.yml

version: "2.4"

volumes:
  postgres_data:
  redis_data:
  rabbit_data:

networks:
  backend:

services:
  postgres:
    image: postgres:9-alpine
    ports:
    # We'll bind our (configurable) host's port 5432 to postgres's port 5432, so
    # we can use our database IDEs with it:
    - ${EXAMPLE_PG_PORT:-5432}:5432
    volumes:
    # Mount the postgres data volume
    - postgres_data:/var/lib/postgresql/data
    environment:
      POSTGRES_PASSWORD: 3x4mpl3P455w0rd

  redis:
    image: redis:3-alpine
    ports:
    - ${EXAMPLE_REDIS_PORT:-6379}:6379
    volumes:
    - redis_data:/data
    networks: [ "backend" ]
    command: redis-server --appendonly yes

docker-compose.yml

version: '2.4'

volumes:
  postgres_data:
  redis_data:
  web_ui_node_modules: # See comment below on 'web' service's volumes

networks:
  backend:
  frontend:

services:
  postgres:
    extends:
      file: common-services.yml
      service: postgres

  redis:
    extends:
      file: common-services.yml
      service: redis

  test: &app_test
    build:
      context: .
      dockerfile: Dockerfile
      target: development
      args:
      - DEVELOPER_USER=${USER:-you}
      - DEVELOPER_UID=${UID:-1000}
    image: vovimayhem/example-app:development
    entrypoint: /usr/src/bin/dev-entrypoint.sh
    volumes:
      - ./artanis:/usr/src
    stdin_open: true
    tty: true
    command: guard
    networks: [ "backend" ]
    depends_on: [ "postgres", "redis" ]
    environment: &app_test_env
      DATABASE_URL: postgres://postgres:3x4mpl3P455w0rd@postgres:5432/example_test
      REDIS_URL: redis://redis:6379/0
      RAILS_ENV: test
      RACK_ENV: test
      RAILS_LOG_TO_STDOUT: "true"
 
  worker: &app
    <<: *app_test
    command: sidekiq -c 1
    environment: &app_env
      <<: *app_test_env
      DATABASE_URL: postgres://postgres:3x4mpl3P455w0rd@postgres:5432/example_development
      REDIS_URL: redis://redis:6379/1
      RAILS_ENV: development
      RACK_ENV: development

  web:
    <<: *app
    command: rails server -p 3000 -b 0.0.0.0
    ports:
    - ${EXAMPLE_WEB_PORT:-3000}:3000
    networks: [ "backend", "frontend" ]