Compose file for creating a CI/CD stack using Rancher and Drone with and external MySql database and Nginx

docker-compose.yaml

version: '2'
services:
  rancher-server:
    image: rancher/server:stable
    restart: unless-stopped
    container_name: rancher-server
    volumes_from:
    - mysql
    environment:
          - CATTLE_DB_CATTLE_MYSQL_NAME=cattle
          - CATTLE_DB_CATTLE_USERNAME=cattle
          - CATTLE_DB_CATTLE_PASSWORD={$MYSQL_PASSWORD}
          - CATTLE_DB_CATTLE_MYSQL_PORT=3306
          - CATTLE_DB_CATTLE_MYSQL_HOST=mysql
    links:
      - mysql
    depends_on:
      - mysql
      
  drone-server:
    container_name: drone-server
    image: drone/drone:0.8
    ports:
      - 8000:800
      - 9000:9000
    volumes:
      - /var/lib/drone/:/var/lib/drone/
    restart: unless-stopped
    depends_on:
      - mysql
    environment:
      - DRONE_HOST={$DRONE_HOST_URL}
      - DRONE_OPEN=true
      - DRONE_SECRET={$DRONE_SERVER_SECRET}
      - DRONE_ADMIN={$DRONE_GITHUB_ADMIN}
      - NO_PROXY=drone
      - no_proxy=drone

      - DRONE_GITHUB=true
      - DRONE_GITHUB_CLIENT={$GITHUB_CLIENT_ID}
      - DRONE_GITHUB_SECRET={$GITHUB_SECRET}
    
      - DRONE_DATABASE_DRIVER=mysql
      - DRONE_DATABASE_DATASOURCE=root:{$MYSQL_ROOT_PASSWORD}@tcp(mysql:3306)/drone?parseTime=true
      
  drone-agent:
    container_name: drone-agent
    image: drone/agent:0.8
    restart: unless-stopped
    depends_on:
      - drone-server
    volumes:
      - /var/run/docker.sock:/var/run/docker.sock
    environment:
      - DRONE_SERVER=drone-server:9000
      - DRONE_SECRET={$DRONE_SERVER_SECRET}
      - DRONE_MAX_PROCS=3
      - NO_PROXY=drone
      - no_proxy=drone

  mysql:
    container_name: mysql
    image: mysql:5.7.17
    ports:
      - 3308:3306
    volumes:
      - ./data/mysql:/var/lib/mysql
    environment:
      - MYSQL_ROOT_PASSWORD={$MYSQL_ROOT_PASSWORD}

  nginx-proxy:
    container_name: nginx
    image: nginx
    ports:
      - 80:80
      - 443:443
    restart: unless-stopped
    volumes:
      - /etc/nginx/conf.d:/etc/nginx/conf.d
      - /etc/nginx/certs:/etc/nginx/certs
    links:
      - drone-server
      - rancher-server
    depends_on:
      - drone-server
      - rancher-server