Docker/docker-compose.yml at main · msj6785/Docker · GitHub

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services:
  # =========================
  #  프록시 & 로드밸런서
  # =========================
  proxy-fe:
    image: nginx:1.25-alpine
    container_name: proxy-fe
    restart: always
    ports:
      - "80:80"
    volumes:
      - ./proxy/nginx-fe.conf:/etc/nginx/nginx.conf:ro
    networks: [fe-net]

  haproxy:
    image: haproxy:2.9-alpine
    container_name: haproxy
    restart: always
    ports:
      - "9000:9000"      # FE -> HAProxy(내부용 API 엔드포인트)
      - "9001:8404"      # HAProxy stats (선택)
    volumes:
      - ./haproxy/haproxy.cfg:/usr/local/etc/haproxy/haproxy.cfg:ro
    networks: [fe-net, be-net]

  # =========================
  #  프론트엔드 (3대)
  # =========================
  frontend-1:
    image: 192.168.0.208/demo/frontend:2.1
    container_name: frontend-1
    restart: always
    environment:
      - PORT=8000
      - GUESTBOOK_API_ADDR=http://haproxy:9000
    networks: [fe-net]

  frontend-2:
    image: 192.168.0.208/demo/frontend:2.1
    container_name: frontend-2
    restart: always
    environment:
      - PORT=8000
      - GUESTBOOK_API_ADDR=http://haproxy:9000
    networks: [fe-net]

  frontend-3:
    image: 192.168.0.208/demo/frontend:2.1
    container_name: frontend-3
    restart: always
    environment:
      - PORT=8000
      - GUESTBOOK_API_ADDR=http://haproxy:9000
    networks: [fe-net]

  # =========================
  #  백엔드 (3대)
  # =========================
  backend-1:
    image: 192.168.0.208/demo/backend:2.0
    container_name: backend-1
    restart: always
    environment:
      - PORT=8000
      - GUESTBOOK_DB_ADDR=mongodb:27017
    networks: [be-net]
    depends_on: [mongodb]

  backend-2:
    image: 192.168.0.208/demo/backend:2.0
    container_name: backend-2
    restart: always
    environment:
      - PORT=8000
      - GUESTBOOK_DB_ADDR=mongodb:27017
    networks: [be-net]
    depends_on: [mongodb]

  backend-3:
    image: 192.168.0.208/demo/backend:2.0
    container_name: backend-3
    restart: always
    environment:
      - PORT=8000
      - GUESTBOOK_DB_ADDR=mongodb:27017
    networks: [be-net]
    depends_on: [mongodb]

  # =========================
  #  DB (MongoDB)
  # =========================
  mongodb:
    image: mongo:8.0
    container_name: mongodb
    restart: always
    ports:
      - "17017:27017"    # (필요시) 외부 확인용
    volumes:
      - mongo-data:/data/db
    networks: [be-net]

  # =========================
  #  모니터링
  # =========================
  prometheus:
    image: prom/prometheus:latest
    container_name: prometheus
    restart: always
    ports:
      - "9090:9090"
    volumes:
      - ./monitoring/prometheus.yml:/etc/prometheus/prometheus.yml:ro
      - prometheus-data:/prometheus
    networks:
      - monitoring-net
      - be-net
      - fe-net

  cadvisor:
    image: gcr.io/cadvisor/cadvisor:latest
    container_name: cadvisor
    restart: always
    ports:
      - "8080:8080"      # (선택) 외부에서 UI 확인
    volumes:
      - /:/rootfs:ro
      - /var/run:/var/run:ro
      - /sys:/sys:ro
      - /var/lib/docker/:/var/lib/docker:ro
    networks: [monitoring-net]

  grafana:
    image: grafana/grafana:latest
    container_name: grafana
    restart: always
    ports:
      - "3001:3000"
    environment:
      - GF_SECURITY_ADMIN_USER=admin
      - GF_SECURITY_ADMIN_PASSWORD=admin123
      - GF_PATHS_PROVISIONING=/etc/grafana/provisioning
    volumes:
      - grafana-data:/var/lib/grafana
      - ./monitoring/datasources.yml:/etc/grafana/provisioning/datasources/datasources.yml:ro
      - ./monitoring/default.yaml:/etc/grafana/provisioning/dashboards/default.yaml:ro
      - ./monitoring/dashboard.json:/var/lib/grafana/dashboards/docker-dashboard.json:ro
    networks: [monitoring-net]

volumes:
  mongo-data:
  prometheus-data:
  grafana-data:

networks:
  fe-net:
    driver: bridge
    internal: false   # 외부에서 Nginx 접근
  be-net:
    driver: bridge
    internal: false    # 외부 노출 불필요 (격리)
  monitoring-net:
    driver: bridge
    internal: false   # Grafana/Prometheus UI를 외부에서 볼 수 있게