# ============================================
# FastapiAdmin Docker Compose 配置文件
# ============================================
# 使用方式:
#   开发环境: docker compose --env-file .env up -d
#   生产环境: docker compose --env-file .env -f docker-compose.yaml up -d
# ============================================

services:
  # ==================== 数据库服务 ====================
  mysql:
    container_name: mysql
    image: mysql:8.0
    restart: unless-stopped
    platform: linux/amd64
    environment:
      TZ: "Asia/Shanghai"
      MYSQL_ROOT_PASSWORD: "${MYSQL_ROOT_PASSWORD:?错误: 请设置 MYSQL_ROOT_PASSWORD 环境变量}"
      MYSQL_DATABASE: "${MYSQL_DATABASE:-fastapiadmin}"
      MYSQL_USER: "${MYSQL_USER:-fastapiadmin}"
      MYSQL_PASSWORD: "${MYSQL_PASSWORD:?错误: 请设置 MYSQL_PASSWORD 环境变量}"
    ports:
      - "127.0.0.1:${MYSQL_PORT:-3306}:3306"
    volumes:
      - mysql_data:/var/lib/mysql
      - /etc/localtime:/etc/localtime:ro
      # 首次启动时自动执行 init SQL 脚本
      - ./mysql/init:/docker-entrypoint-initdb.d:ro
    networks:
      - app_network
    healthcheck:
      test:
        ["CMD", "mysqladmin", "ping", "-h", "localhost", "-u", "root", "-p${MYSQL_ROOT_PASSWORD}"]
      interval: 10s
      timeout: 10s
      retries: 10
      start_period: 30s
    logging:
      driver: "json-file"
      options:
        max-size: "10m"
        max-file: "3"
    deploy:
      resources:
        limits:
          memory: 1g
        reservations:
          memory: 256m

  # ==================== Redis 服务 ====================
  redis:
    container_name: redis
    image: redis:7-alpine
    restart: unless-stopped
    platform: linux/amd64
    environment:
      TZ: "Asia/Shanghai"
    ports:
      - "127.0.0.1:${REDIS_PORT:-6379}:6379"
    volumes:
      - redis_data:/data
      # 挂载自定义 redis.conf（若存在则覆盖默认配置）
      - ./redis/conf/redis.conf:/usr/local/etc/redis/redis.conf:ro
    command: >
      redis-server /usr/local/etc/redis/redis.conf
      --requirepass ${REDIS_PASSWORD:?错误: 请设置 REDIS_PASSWORD 环境变量}
    networks:
      - app_network
    healthcheck:
      test:
        ["CMD", "redis-cli", "-a", "${REDIS_PASSWORD}", "ping"]
      interval: 10s
      timeout: 5s
      retries: 5
      start_period: 10s
    logging:
      driver: "json-file"
      options:
        max-size: "10m"
        max-file: "3"
    deploy:
      resources:
        limits:
          memory: 512m
        reservations:
          memory: 128m

  # ==================== 后端服务 ====================
  backend:
    container_name: backend
    build:
      context: ../
      dockerfile: ./docker/backend/Dockerfile
      args:
        DEPLOY_ENV: "${DEPLOY_ENV:-prod}"
    image: "backend:${BACKEND_IMAGE_TAG:-3.0.0}"
    restart: unless-stopped
    platform: linux/amd64
    environment:
      TZ: "Asia/Shanghai"
      # 运行环境，对应 backend/env/.env.{dev,prod}
      ENVIRONMENT: "${DEPLOY_ENV:-prod}"
      # MySQL 连接配置
      DATABASE_HOST: "mysql"
      DATABASE_PORT: "3306"
      DATABASE_USER: "${MYSQL_USER:-fastapiadmin}"
      DATABASE_PASSWORD: "${MYSQL_PASSWORD:?错误: 请设置 MYSQL_PASSWORD 环境变量}"
      DATABASE_NAME: "${MYSQL_DATABASE:-fastapiadmin}"
      # Redis 连接配置
      REDIS_HOST: "redis"
      REDIS_PORT: "6379"
      REDIS_PASSWORD: "${REDIS_PASSWORD}"
      REDIS_DB_NAME: "1"
      REDIS_ENABLE: "true"
      # 日志级别
      LOGGER_LEVEL: "${LOGGER_LEVEL:-INFO}"
      # 信任反向代理（nginx）传来的 X-Forwarded-Proto/For：否则 prod 的
      # HTTPSRedirectMiddleware 会把 https 请求误判为 http 造成 301 循环。
      # 只信任应用网络子网（默认 10.255.178.0/24），不要用 "*"——否则客户端可伪造
      # X-Forwarded-For 绕过登录限流与来源 IP 记录。
      FORWARDED_ALLOW_IPS: "${FORWARDED_ALLOW_IPS:-10.255.178.0/24}"
      # 令牌签名密钥与数据加密密钥（必须显式提供，禁止使用源码默认值）
      SECRET_KEY: "${SECRET_KEY:?错误: 请设置 SECRET_KEY 环境变量（openssl rand -hex 32）}"
      DATA_ENCRYPTION_KEY: "${DATA_ENCRYPTION_KEY:-}"
      # 轮换前的旧主密钥（逗号分隔），仅用于解密历史密文
      DATA_ENCRYPTION_OLD_KEYS: "${DATA_ENCRYPTION_OLD_KEYS:-}"
      # 生产跨域白名单（逗号分隔）。未配置时应用不再回落通配
      PROD_CORS_ORIGINS: "${PROD_CORS_ORIGINS:-}"
      # 演示模式：为 true 时禁止写操作。当前线上为 true，如需可写请设为 false
      DEMO_ENABLE: "${DEMO_ENABLE:-true}"
      # Host 头校验范围：false 时 ALLOWED_HOSTS 收敛为仅生产域名（推荐）。
      # 容器健康检查已改为发送正确 Host，因此这里可以为 false。
      ALLOW_LOCALHOST_HOSTS: "${ALLOW_LOCALHOST_HOSTS:-true}"
      # OAuth 回调/换取令牌允许的 Host。
      # 注意：应用里该字段是 list[str]，pydantic-settings 要求 **JSON 数组**字面量，
      # 写成逗号分隔字符串会导致启动期 SettingsError（已踩过，服务会起不来）。
      OAUTH_ALLOWED_HOSTS: '${OAUTH_ALLOWED_HOSTS:-["service.fastapiadmin.com","*.fastapiadmin.com"]}'
      # 生产未配置 PROD_CORS_ORIGINS 时是否直接启动失败（默认 false：仅告警并按空列表处理）
      CORS_STRICT_STARTUP: "${CORS_STRICT_STARTUP:-false}"
      # 定时任务是否允许执行用户提交的代码块（等同 RCE 能力，生产保持 false）
      SCHEDULER_ALLOW_CODE_EXEC: "${SCHEDULER_ALLOW_CODE_EXEC:-false}"
    ports:
      # 仅绑定本机：数据面不对公网开放，容器之间经 app_network 互联
      - "127.0.0.1:${BACKEND_PORT:-8001}:8001"
    volumes:
      # ── 开发热更新（可选）─────────────────────
      # 取消注释将宿主机代码覆盖容器内代码。生产环境保持注释，
      # 使用镜像内自带的代码（Dockerfile 已 COPY backend）。
      # ─────────────────────────────────────────
      # - ../backend:/home
      # 本地存储源根目录持久化（种子节点 host=static/upload）：
      # 必须挂载，否则每次部署重建容器会丢失用户上传的文件
      - ./backend/static/upload:/home/static/upload
    depends_on:
      mysql:
        condition: service_healthy
      redis:
        condition: service_healthy
    networks:
      - app_network
    # 健康检查必须带正确的 Host 头：应用启用了 TrustedHostMiddleware，
    # Host 为 localhost 会被判 400；这里用「发正确 Host」而不是「放宽 ALLOWED_HOSTS」，
    # 避免为了容器自检而降低对外 Host 校验强度。
    healthcheck:
      test:
        [
          "CMD-SHELL",
          "python -c 'import urllib.request; req = urllib.request.Request(\"http://localhost:8001/api/v1/monitor/health/check\", headers={\"Host\": \"service.fastapiadmin.com\", \"X-Forwarded-Proto\": \"https\"}); urllib.request.urlopen(req, timeout=5)' || exit 1",
        ]
      interval: 15s
      timeout: 10s
      retries: 5
      start_period: 40s
    logging:
      driver: "json-file"
      options:
        max-size: "10m"
        max-file: "3"
    deploy:
      resources:
        limits:
          memory: 1g
          cpus: "1.0"
        reservations:
          memory: 256m

  # ==================== Nginx 服务 ====================
  nginx:
    container_name: nginx
    image: nginx:1.25-alpine
    restart: unless-stopped
    platform: linux/amd64
    environment:
      TZ: "Asia/Shanghai"
    ports:
      - "${HTTP_PORT:-80}:80"
      - "${HTTPS_PORT:-443}:443"
    volumes:
      - ./nginx/nginx.conf:/etc/nginx/nginx.conf:ro
      - ./nginx/web:/usr/share/nginx/html/web:ro
      - ./nginx/ssl:/etc/nginx/ssl:ro
      - ./nginx/app:/usr/share/nginx/html/app:ro
      - ./nginx/docs:/usr/share/nginx/html/docs:ro
    depends_on:
      backend:
        condition: service_started
    networks:
      - app_network
    healthcheck:
      test: ["CMD", "nginx", "-t"]
      interval: 30s
      timeout: 5s
      retries: 3
    logging:
      driver: "json-file"
      options:
        max-size: "10m"
        max-file: "3"
    deploy:
      resources:
        limits:
          memory: 256m
          cpus: "0.5"
        reservations:
          memory: 64m

# ==================== 持久化卷 ====================
volumes:
  mysql_data:
    driver: local
    driver_opts:
      type: none
      device: ./mysql/data
      o: bind
  redis_data:
    driver: local
    driver_opts:
      type: none
      device: ./redis/data
      o: bind

# ==================== 网络 ====================
networks:
  app_network:
    driver: bridge