docker-compose-grid.yml

version: '3'
services:
  jenkins:
    image: jenkins
    container_name: jenkins
    build:
      context: jenkins
    ports:
      - "8080:8080"
    volumes:
      - "$PWD/jenkins/jenkins_home:/var/jenkins_home"
      - "$PWD/remote-key:/tmp/remote-key"      
    networks:
      - net
    restart: always
  remote_client:
    container_name: remote_client
    image: remote_client
    build:
      context: remote_client
    volumes:
      - "$PWD/remote-key.pub:/home/remote_user/.ssh/authorized_keys"
      - "$PWD/remote_client/selenium:/home/remote_user/selenium"
      - "$PWD/remote-key:/tmp/remote-key"           
    networks:
      - net

  # from https://github.com/SeleniumHQ/docker-selenium/tree/selenium-3
  chrome:
    image: selenium/node-chrome:4.0.0-beta-4-20210608
    volumes:
      - /dev/shm:/dev/shm
    depends_on:
      - selenium-hub
    environment:
      - SE_EVENT_BUS_HOST=selenium-hub
      - SE_EVENT_BUS_PUBLISH_PORT=4442
      - SE_EVENT_BUS_SUBSCRIBE_PORT=4443
    ports:
      - "6900:5900"
    networks: 
      - net

  firefox:
    image: selenium/node-firefox:4.0.0-beta-4-20210608
    volumes:
      - /dev/shm:/dev/shm
    depends_on:
      - selenium-hub
    environment:
      - SE_EVENT_BUS_HOST=selenium-hub
      - SE_EVENT_BUS_PUBLISH_PORT=4442
      - SE_EVENT_BUS_SUBSCRIBE_PORT=4443
    ports:
      - "6902:5900"
    networks: 
      - net

  selenium-hub:
    image: selenium/hub:4.0.0-beta-4-20210608
    container_name: selenium-hub
    hostname: selenium-hub
    ports:
      - "4442:4442"
      - "4443:4443"
      - "4444:4444"
    environment:
      # in milliseconds
      - GRID_NEW_SESSION_WAIT_TIMEOUT=600000
      # in seconds
      # wait for working code
      - GRID_BROWSER_TIMEOUT=600
      # wait when nothing happens
      - GRID_TIMEOUT=60
    networks: 
      - net
networks: 
  net: