version: '3.8'

services:
  # PostgreSQL 데이터베이스 (SSD 최적화 - 32GB RAM 활용)
  database:
    image: postgres:15-alpine
    container_name: document-server-db
    restart: unless-stopped
    environment:
      POSTGRES_DB: document_db
      POSTGRES_USER: docuser
      POSTGRES_PASSWORD: ${DB_PASSWORD:-docpass}
      POSTGRES_INITDB_ARGS: "--encoding=UTF8 --locale=C"
    volumes:
      # SSD: 데이터베이스 (성능 최우선)
      - /volume3/docker/document-server/database:/var/lib/postgresql/data
      - /volume3/docker/document-server/config/postgresql.synology.conf:/etc/postgresql/postgresql.conf:ro
      - ./database/init:/docker-entrypoint-initdb.d:ro
    ports:
      - "24101:5432"
    command: >
      postgres
      -c config_file=/etc/postgresql/postgresql.conf
      -c shared_buffers=8GB
      -c effective_cache_size=24GB
      -c work_mem=512MB
      -c maintenance_work_mem=4GB
      -c checkpoint_completion_target=0.9
      -c wal_buffers=128MB
      -c random_page_cost=1.1
      -c effective_io_concurrency=200
      -c max_worker_processes=8
      -c max_parallel_workers_per_gather=4
      -c max_parallel_workers=8
    healthcheck:
      test: ["CMD-SHELL", "pg_isready -U docuser -d document_db"]
      interval: 30s
      timeout: 10s
      retries: 3
    networks:
      - document-network
    deploy:
      resources:
        limits:
          memory: 10G
        reservations:
          memory: 2G

  # Redis 캐시 (SSD 최적화 - 대용량 메모리 활용)
  redis:
    image: redis:7-alpine
    container_name: document-server-redis
    restart: unless-stopped
    volumes:
      # SSD: Redis 데이터 (빠른 캐시)
      - /volume3/docker/document-server/redis:/data
    ports:
      - "24103:6379"
    command: >
      redis-server
      --maxmemory 8gb
      --maxmemory-policy allkeys-lru
      --save 900 1
      --save 300 10
      --save 60 10000
      --appendonly yes
      --appendfsync everysec
      --auto-aof-rewrite-percentage 100
      --auto-aof-rewrite-min-size 64mb
    healthcheck:
      test: ["CMD", "redis-cli", "ping"]
      interval: 30s
      timeout: 10s
      retries: 3
    networks:
      - document-network
    deploy:
      resources:
        limits:
          memory: 10G
        reservations:
          memory: 1G

  # FastAPI 백엔드 (SSD에서 실행, HDD 스토리지 연결)
  backend:
    build: 
      context: ./backend
      dockerfile: Dockerfile
    container_name: document-server-backend
    restart: unless-stopped
    environment:
      - DATABASE_URL=postgresql+asyncpg://docuser:${DB_PASSWORD:-docpass}@database:5432/document_db
      - REDIS_URL=redis://redis:6379/0
      - SECRET_KEY=${SECRET_KEY:-production-secret-key-change-this}
      - ADMIN_EMAIL=${ADMIN_EMAIL:-admin@test.com}
      - ADMIN_PASSWORD=${ADMIN_PASSWORD:-admin123}
      - DEBUG=false
      - ALLOWED_ORIGINS=http://localhost:24100,https://${DOMAIN_NAME:-localhost}
      - UPLOAD_DIR=/app/uploads
      - MAX_FILE_SIZE=500000000
    volumes:
      # SSD: 애플리케이션 로그 및 설정 (빠른 액세스)
      - /volume3/docker/document-server/logs:/app/logs
      - /volume3/docker/document-server/config:/app/config
      - /volume3/docker/document-server/cache:/app/cache
      
      # HDD: 대용량 파일 저장소 (비용 효율적)
      - /volume1/document-storage/uploads:/app/uploads
      - /volume1/document-storage/documents:/app/documents
      - /volume1/document-storage/thumbnails:/app/thumbnails
      - /volume1/document-storage/backups:/app/backups
    ports:
      - "24102:8000"
    depends_on:
      database:
        condition: service_healthy
      redis:
        condition: service_healthy
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost:8000/health"]
      interval: 30s
      timeout: 10s
      retries: 3
    networks:
      - document-network
    deploy:
      resources:
        limits:
          memory: 4G
        reservations:
          memory: 512M

  # Nginx 웹서버 (SSD 캐시, HDD 스토리지)
  nginx:
    build:
      context: ./nginx
      dockerfile: Dockerfile
    container_name: document-server-nginx
    restart: unless-stopped
    volumes:
      # SSD: Nginx 설정, 로그, 캐시 (성능 최적화)
      - /volume3/docker/document-server/nginx/conf.d:/etc/nginx/conf.d
      - /volume3/docker/document-server/nginx/cache:/var/cache/nginx
      - /volume3/docker/document-server/logs/nginx:/var/log/nginx
      
      # SSD: 프론트엔드 정적 파일 (빠른 서빙)
      - ./frontend:/usr/share/nginx/html:ro
      
      # HDD: 대용량 문서 파일 (읽기 전용)
      - /volume1/document-storage/uploads:/usr/share/nginx/html/uploads:ro
      - /volume1/document-storage/documents:/usr/share/nginx/html/documents:ro
    ports:
      - "24100:80"
    depends_on:
      backend:
        condition: service_healthy
    healthcheck:
      test: ["CMD", "curl", "-f", "http://localhost/"]
      interval: 30s
      timeout: 10s
      retries: 3
    networks:
      - document-network
    deploy:
      resources:
        limits:
          memory: 1G
        reservations:
          memory: 128M

networks:
  document-network:
    driver: bridge
    ipam:
      config:
        - subnet: 172.20.0.0/16

# 볼륨 정의는 제거 (직접 경로 매핑 사용)