Slackに代わるオンプレ型チャットツールRocket.Chatを導入する - Qiita

version: '2' services: rocketchat: image: rocket.chat:latest command: bash -c 'for i in `seq 1 30`; do node main.js && s=$$? && break || s=$$?; echo "Tried $$i times. Waiting 5 secs..."; sleep 5; done; (exit $$s)' restart: unless-stopped volumes: - ./uploads:/app/uploads - /etc/localtime:/etc/localtime:ro environment: - PORT=3000 - ROOT_URL=http://xx.xx.xx.xx:3000 - MONGO_URL=mongodb://mongo:27017