version: '3.8'

services:
  # PostgreSQL 数据库 - 低内存优化配置
  postgres:
    image: postgres:15-alpine
    container_name: vue3-admin-postgres
    restart: unless-stopped
    environment:
      POSTGRES_DB: vue3_admin
      POSTGRES_USER: postgres
      POSTGRES_PASSWORD: ${POSTGRES_PASSWORD:-123456}
      # 低内存优化配置
      POSTGRES_INITDB_ARGS: "--encoding=UTF-8 --lc-collate=C --lc-ctype=C"
    command: |
      postgres
      -c shared_buffers=64MB
      -c effective_cache_size=256MB
      -c maintenance_work_mem=32MB
      -c checkpoint_completion_target=0.9
      -c wal_buffers=4MB
      -c default_statistics_target=100
      -c random_page_cost=1.1
      -c effective_io_concurrency=200
      -c work_mem=2MB
      -c min_wal_size=1GB
      -c max_wal_size=2GB
      -c max_connections=50
    volumes:
      - postgres_data:/var/lib/postgresql/data
      - ./postgreSQL:/docker-entrypoint-initdb.d
    ports:
      - "5432:5432"
    networks:
      - vue3-admin-network
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U postgres"]
      interval: 30s
      timeout: 10s
      retries: 3
    # 资源限制
    deploy:
      resources:
        limits:
          memory: 512M
          cpus: '1.0'
        reservations:
          memory: 256M
          cpus: '0.3'

  # 主应用服务 - 低内存优化配置
  app:
    build:
      context: .
      dockerfile: Dockerfile
    container_name: vue3-admin-app
    restart: unless-stopped
    ports:
      - "80:80"
      - "6666:6666"
    environment:
      - NODE_ENV=production
      - NODE_OPTIONS=--max-old-space-size=512
      - DATABASE_URL=postgresql://postgres:${POSTGRES_PASSWORD:-123456}@postgres:5432/vue3_admin
      - JWT_SECRET=${JWT_SECRET:-your-jwt-secret-key-here}
      - SESSION_SECRET=${SESSION_SECRET:-your-session-secret-key-here}
    volumes:
      - ./server/upload:/app/server/upload
      - app_logs:/app/logs
    depends_on:
      postgres:
        condition: service_healthy
    networks:
      - vue3-admin-network
    healthcheck:
      test: ["CMD", "wget", "--no-verbose", "--tries=1", "--spider", "http://localhost:6666/health"]
      interval: 45s
      timeout: 15s
      retries: 5
      start_period: 60s
    # 资源限制
    deploy:
      resources:
        limits:
          memory: 768M
          cpus: '1.5'
        reservations:
          memory: 384M
          cpus: '0.5'

networks:
  vue3-admin-network:
    driver: bridge

volumes:
  postgres_data:
    driver: local
  app_logs:
    driver: local