docker-compose.yaml

version: '2.1'
networks:
  net:
    driver: bridge
services:
  app:
    build: ./app
    networks:
      net:
        aliases:
          - app
          - app.net
    ports: ["8080:8080"]
  hub:
    image: selenium/hub:3.141.59-mercury
    networks:
      net:
        aliases:
          - hub
          - hub.net
    ports: ['4444:4444']
    healthcheck:
      test: curl http://127.0.0.1:4444/ || exit 1
  chrome:
    image: selenium/node-chrome:3.141.59-mercury
    volumes:
      - /dev/shm:/dev/shm
    depends_on:
      hub:
        condition: service_healthy
    environment:
      HUB_HOST: hub.net
      HUB_PORT: 4444
      #SCREEN_DEPTH: 24
      #SCREEN_WIDTH: 1360
      #SCREEN_HEIGHT: 768
      #NODE_MAX_SESSION: 2
    networks:
      net:
        aliases:
          - chrome
          - chrome.net
    #ports: ['5555']
    healthcheck:
      test: curl http://127.0.0.1:5555/ || exit 1
  firefox:
    image: selenium/node-firefox:3.141.59-mercury
    shm_size: 2g
    depends_on:
      hub:
        condition: service_healthy
    environment:
      HUB_HOST: hub.net
      HUB_PORT: 4444
      #SCREEN_DEPTH: 24
      #SCREEN_WIDTH: 1360
      #SCREEN_HEIGHT: 768
      #NODE_MAX_SESSION: 2
    networks:
      net:
        aliases:
          - firefox
          - firefox.net
    #ports: ['5555']
    healthcheck:
      test: curl http://127.0.0.1:5555/ || exit 1


## run app without intermediate docker image, only by using docker-compose
#  app:
#    image: openjdk:8u191-jdk-alpine3.9
#    networks: [net]
#    ports: ["8080:8080"]
#    volumes: ["./app/build/libs:/tmp/app"]
#    working_dir: /tmp/app
#    command: ash -c 'java -jar *.war'
#    healthcheck:
#      disable: true


## standalone (for example: chrome)
#  app:
#    build: ./app
#    networks:
#      net:
#        aliases:
#          - app
#          - app.net
#    ports: ["8080:8080"]
#  chrome:
#    image: selenium/standalone-chrome:3.141.59-mercury
#    volumes:
#      - /dev/shm:/dev/shm
#    environment:
#      JAVA_OPTS: -Djava.security.egd=file:/dev/./urandom
#    networks:
#      net:
#        aliases:
#          - chrome
#          - chrome.net
#    ports: ['4444:4444']
#    healthcheck:
#      test: curl http://127.0.0.1:4444/ || exit 1