docker-compose.yml

version: '2'

services:
  rocketchat:
    image: rocketchat/rocket.chat:${ROCKET_CHAT_VERSION:-latest}
    restart: unless-stopped
    volumes:
      - ./uploads:/app/uploads
    environment:
      - PORT=3000
      - ROOT_URL=http://localhost:3000
      - MONGO_URL=mongodb://mongo:27017/rocketchat?directConnection=true
      - MONGO_OPLOG_URL=mongodb://mongo:27017/local
      - OVERWRITE_SETTING_API_Enable_Rate_Limiter=false
      - OVERWRITE_SETTING_Accounts_TwoFactorAuthentication_Enforce_Password_Fallback=false
      - CREATE_TOKENS_FOR_USERS=true
      - ROCKETCHAT_LICENSE=${ROCKETCHAT_LICENSE}
      - LICENSE_DEBUG=true
    depends_on:
      - mongo
    ports:
      - "3000:3000"

  mongo:
    image: mongo:5
    restart: unless-stopped
    command: mongod --oplogSize 128 --replSet rs0

  # 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:5
    command: 'bash -c "for i in `seq 1 30`; do mongo mongo/rocketchat --eval \"rs.initiate({ _id: ''rs0'', members: [ { _id: 0, host: ''localhost:27017'' } ]})\" && s=$$? && break || s=$$?; echo \"Tried $$i times. Waiting 5 secs...\"; sleep 5; done; (exit $$s)"'
    depends_on:
      - mongo