# 注:Compose V2 中 version 字段已过时,注释后可消除警告(保留仅为兼容旧环境)
# version: '3.8'
# 项目名称
name: "java-ai-separated-architecture"

services:
 # MySQL 数据库服务
 mysql:
 image: mysql:8.0
 container_name: ai-mysql
 restart: always # 异常退出自动重启
 environment:
 # 必须配置:MySQL根密码
 MYSQL_ROOT_PASSWORD: ${MYSQL_ROOT_PASSWORD}
 # 自定义用户(若不需要可注释,仅用root即可)
 MYSQL_USER: ${MYSQL_USER}
 # 自定义用户密码
 MYSQL_PASSWORD: ${MYSQL_PASSWORD}
 # 初始化默认数据库
 MYSQL_DATABASE: ${MYSQL_DATABASE}
 # 字符集配置:避免中文乱码
 command: --default-authentication-plugin=mysql_native_password --character-set-server=utf8mb4 --collation-server=utf8mb4_unicode_ci
 ports:
 - "3307:3306"
 volumes:
 - mysql-data:/var/lib/mysql
 # 可选:初始化SQL脚本(需要时取消注释)
 - ./ai-service/init.sql:/docker-entrypoint-initdb.d/init.sql
 healthcheck:
 # 修复:适配特殊字符密码,改用mysql命令+延长检查容错
 test: ["CMD", "mysql", "-h", "localhost", "-uroot", "-p${MYSQL_ROOT_PASSWORD}", "-e", "SELECT1;", "--connect-timeout=5", "--silent"]
 interval: 10s
 timeout: 10s
 retries: 10
 start_period: 60s # 延长启动缓冲期(适配MySQL首次初始化耗时)
 networks:
 - ai-network

 # Python AI 服务
 ai-service:
 build: ./ai-service
 container_name: ai-service
 restart: always # 异常退出自动重启
 environment:
 # MySQL连接配置
 MYSQL_HOST: mysql
 MYSQL_PORT: 3306
 MYSQL_USER: ${MYSQL_USER}
 MYSQL_PASSWORD: ${MYSQL_PASSWORD}
 MYSQL_DATABASE: ${MYSQL_DATABASE}
 # 大模型配置(从.env注入)
 DASHSCOPE_API_KEY: ${DASHSCOPE_API_KEY}
 DASHSCOPE_BASE_URL: ${DASHSCOPE_BASE_URL}
 ports:
 - "${AI_SERVICE_PORT}:8008"
 volumes:
 - ./travel_docs:/app/travel_docs
 - ./ai-service/app:/app/app
 # AI服务健康检查(兼容无curl环境,改用python内置检查)
 healthcheck:
 test: ["CMD", "python", "-c", "importrequests;resp=requests.get('http://localhost:8008/health',timeout=3);exit(0)ifresp.status_code==200elseexit(1)"]
 interval: 5s
 timeout: 3s
 retries: 5
 start_period: 20s
 depends_on:
 mysql:
 condition: service_healthy # 依赖MySQL健康状态
 networks:
 - ai-network

 # Java 后端服务
 java-service:
 build: ./java-layer
 container_name: java-layer
 restart: always # 异常退出自动重启
 environment:
 SPRING_PROFILES_ACTIVE: docker
 ports:
 - "${JAVA_SERVICE_PORT}:8088"
 depends_on:
 ai-service:
 condition: service_healthy # 依赖AI服务健康状态
 networks:
 - ai-network

# 数据卷:持久化MySQL数据(删除容器后数据不丢失)
volumes:
 mysql-data:

# 自定义网络:隔离服务通信,提升安全性
networks:
 ai-network:
 driver: bridge