version: "3"
services:

  ############# External services

  memcached:
    image: memcached:1.4.38
    restart: unless-stopped

  mongodb:
    image: mongo:3.2.16
    # Use WiredTiger in all environments, just like at edx.org
    command: mongod --smallfiles --nojournal --storageEngine wiredTiger
    restart: unless-stopped
    volumes:
      - ./data/mongodb:/data/db

  mysql:
    image: mysql:5.6.36
    command: mysqld --character-set-server=utf8 --collation-server=utf8_general_ci
    restart: unless-stopped
    volumes:
      - ./data/mysql:/var/lib/mysql
    env_file: ./config/mysql/auth.env

  elasticsearch:
    image: elasticsearch:1.5.2
    environment:
      - "ES_JAVA_OPTS=-Xms1g -Xmx1g"
      - "cluster.name=openedx"
      - "bootstrap.memory_lock=true"
    ulimits:
      memlock:
        soft: -1
        hard: -1
    restart: unless-stopped
    volumes:
      - ./data/elasticsearch:/usr/share/elasticsearch/data

  nginx:
    image: nginx:1.13
    restart: unless-stopped
    ports:
      - "${NGINX_HTTP_PORT:-80}:80"
      - "${NGINX_HTTPS_PORT:-443}:443"
    volumes:
      - ./config/nginx:/etc/nginx/conf.d/
      - ./data/openedx:/var/www/openedx:ro
      - ./data/letsencrypt:/etc/letsencrypt/:ro

  rabbitmq:
    image: rabbitmq:3.6.10
    volumes:
      - ./data/rabbitmq:/var/lib/rabbitmq
    restart: unless-stopped

  # Simple SMTP server
  smtp:
    image: namshi/smtp
    restart: unless-stopped

  ############# Forum

  forum:
    image: regis/openedx-forum:hawthorn
    build:
      context: ./forum
    environment:
      API_KEY: "forumapikey"
      SEARCH_SERVER: "http://elasticsearch:9200"
      MONGOHQ_URL: "mongodb://mongodb/cs_comments_service"
    restart: unless-stopped
    depends_on:
      - elasticsearch
      - mongodb

  ############# LMS and CMS

  lms:
    image: ${OPENEDX_DOCKER_IMAGE:-regis/openedx:hawthorn}
    build:
      context: ./openedx
    environment:
      SERVICE_VARIANT: lms
    restart: unless-stopped
    volumes:
      - ./config/openedx:/openedx/config
      - ./data/lms:/openedx/data
    depends_on:
      - elasticsearch
      - forum
      - memcached
      - mongodb
      - mysql
      - rabbitmq
      - smtp

  cms:
    image: ${OPENEDX_DOCKER_IMAGE:-regis/openedx:hawthorn}
    build:
      context: ./openedx
    environment:
      SERVICE_VARIANT: cms
    restart: unless-stopped
    volumes:
      - ./config/openedx:/openedx/config
      - ./data/cms:/openedx/data
    depends_on:
      - memcached
      - mongodb
      - mysql
      - rabbitmq
      - smtp

  ############# LMS and CMS workers

  # We could probably create one service per queue here. For small instances, it is not necessary.
  lms_worker:
    image: ${OPENEDX_DOCKER_IMAGE:-regis/openedx:hawthorn}
    build:
      context: ./openedx
    environment:
      SERVICE_VARIANT: lms
      C_FORCE_ROOT: "1" # run celery tasks as root #nofear
    command: ./manage.py lms celery worker --loglevel=info --hostname=edx.lms.core.default.%%h --maxtasksperchild 100
    restart: unless-stopped
    volumes:
      - ./config/openedx:/openedx/config
      - ./data/lms:/openedx/data
    depends_on:
      - lms

  cms_worker:
    image: ${OPENEDX_DOCKER_IMAGE:-regis/openedx:hawthorn}
    build:
      context: ./openedx
    environment:
      SERVICE_VARIANT: cms
      C_FORCE_ROOT: "1" # run celery tasks as root #nofear
    command: ./manage.py cms celery worker --loglevel=info --hostname=edx.cms.core.default.%%h --maxtasksperchild 100
    restart: unless-stopped
    volumes:
      - ./config/openedx:/openedx/config
      - ./data/cms:/openedx/data
    depends_on:
      - cms