Интеграция модуля RocketChat в Drupal 8 с помощью Docker

Question

Я пытаюсь интегрировать RocketChat в Drupal, используя контейнеры Docker. Оба контейнера работают отдельно, но когда я смешиваю их в docker-compose.yml, Drupal не может установить модуль:

Сервер не работает!
неверный адрес, проверьте ваш сервер и ваш порт.

Мой docker-compose.yml выглядит следующим образом:

    version: '2'

services:
  drupal:
    image: drupal
    ports:
      - 8080:80
    links:
      - mysql
    depends_on:
      - rocketchat
    volumes:
      - ~/workspace/drupal/modules:/var/www/html/modules
      - ~/workspace/drupal/profiles:/var/www/html/profiles
      - ~/workspace/drupal/themes:/var/www/html/themes
      - ~/workspace/drupal/sites:/var/www/html/sites

  mysql:
    image: mysql
    ports:
      - 3306:3306
    volumes:
      - ~/workspace/drupal/db:/var/lib/mysql
    environment:
      - MYSQL_ROOT_PASSWORD=rootpass
      - MYSQL_DATABASE=apptech
      - MYSQL_USER=user
      - MYSQL_PASSWORD=pass

  rocketchat:
    image: rocketchat/rocket.chat:latest
    restart: unless-stopped
    volumes:
      - ./uploads:/app/uploads
    environment:
      - PORT=3000
      - ROOT_URL=http://localhost:3000
      - MONGO_URL=mongodb://mongo:27017/rocketchat
      - MONGO_OPLOG_URL=mongodb://mongo:27017/local
      - MAIL_URL=smtp://smtp.email
#       - HTTP_PROXY=http://proxy.domain.com
#       - HTTPS_PROXY=http://proxy.domain.com
    depends_on:
      - mongo
    ports:
      - 3000:3000
    labels:
      - "traefik.backend=rocketchat"
      - "traefik.frontend.rule=Host: your.domain.tld"

  mongo:
    image: mongo:3.2
    restart: unless-stopped
    volumes:
     - ./data/db:/data/db
     #- ./data/dump:/dump
    command: mongod --smallfiles --oplogSize 128 --replSet rs0
    labels:
      - "traefik.enable=false"

  # this container's job is just run the command to initialize the replica set.
  # it will run the command and remove himself (it will not stay running)
  mongo-init-replica:
    image: mongo:3.2
    command: 'mongo mongo/rocketchat --eval "rs.initiate({ _id: ''rs0'', members: [ { _id: 0, host: ''localhost:27017'' } ]})"'
    depends_on:
      - mongo

  # hubot, the popular chatbot (add the bot user first and change the password before starting this image)
  hubot:
    image: rocketchat/hubot-rocketchat:latest
    restart: unless-stopped
    environment:
      - ROCKETCHAT_URL=rocketchat:3000
      - ROCKETCHAT_ROOM=GENERAL
      - ROCKETCHAT_USER=bot
      - ROCKETCHAT_PASSWORD=botpassword
      - BOT_NAME=bot
  # you can add more scripts as you'd like here, they need to be installable by npm
      - EXTERNAL_SCRIPTS=hubot-help,hubot-seen,hubot-links,hubot-diagnostics
    depends_on:
      - rocketchat
    labels:
      - "traefik.enable=false"
    volumes:
      - ./scripts:/home/hubot/scripts
  # this is used to expose the hubot port for notifications on the host on port 3001, e.g. for hubot-jenkins-notifier
    ports:
      - 3001:8080

  #traefik:
  #  image: traefik:latest
  #  restart: unless-stopped
  #  command: traefik --docker --acme=true --acme.domains='your.domain.tld' --acme.email='[e-mail]' --acme.entrypoint=https --acme.storagefile=acme.json --defaultentrypoints=http --defaultentrypoints=https --entryPoints='Name:http Address::80 Redirect.EntryPoint:https' --entryPoints='Name:https Address::443 TLS.Certificates:'
  #  ports:
  #    - 80:80
  #    - 443:443
  #  volumes:
  #    - /var/run/docker.sock:/var/run/docker.sock

Моя среда это:

• Ubuntu 16.04 (в VirtualBox)
• docker-compose версия 1.18.0-rc2
• сборка 189468b Docker версия 17.09.1-ce, сборка 19e2cf6

заранее спасибо