112 lines
2.9 KiB
Python
112 lines
2.9 KiB
Python
from fastapi import FastAPI
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from fastapi.middleware.cors import CORSMiddleware
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from contextlib import asynccontextmanager
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from app.config import settings
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from app.database import init_db
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from app.redis_lock import redis_manager
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from app.routes import router
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from app.logger import get_logger, LoggerManager
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# 初始化日志系统
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LoggerManager.setup_logging()
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logger = get_logger("main")
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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# 启动时初始化
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logger.info("🚀 应用启动中...")
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try:
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# 初始化数据库
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logger.info("📊 初始化数据库连接...")
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await init_db()
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logger.info("✅ 数据库连接成功")
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# 初始化Redis
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logger.info("🔴 初始化Redis连接...")
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await redis_manager.connect()
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logger.info("✅ Redis连接成功")
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logger.info(f"🎉 {settings.app_name} 启动完成!")
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yield
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except Exception as e:
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logger.error(f"❌ 应用启动失败: {e}")
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raise
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finally:
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# 关闭时清理
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logger.info("🛑 应用关闭中...")
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try:
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await redis_manager.disconnect()
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logger.info("✅ Redis连接已关闭")
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except Exception as e:
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logger.error(f"❌ Redis关闭时出错: {e}")
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logger.info("👋 应用已关闭")
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app = FastAPI(
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title=settings.app_name,
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version="1.0.0",
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lifespan=lifespan,
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docs_url=(
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"/docs"
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if not settings.disable_docs and settings.environment != "production"
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else None
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),
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redoc_url=(
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"/redoc"
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if not settings.disable_docs and settings.environment != "production"
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else None
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),
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openapi_url="/openapi.json" if not settings.disable_docs else None,
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)
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# 添加CORS中间件
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app.add_middleware(
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CORSMiddleware,
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allow_origins=["*"],
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allow_credentials=True,
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allow_methods=["*"],
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allow_headers=["*"],
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)
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# 注册路由
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app.include_router(router)
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@app.get("/")
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async def root():
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# 检查环境，生产环境下禁用根接口
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if settings.environment == "production":
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logger.warning("🚫 生产环境下禁止访问根接口")
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from fastapi import HTTPException
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raise HTTPException(status_code=404, detail="Not Found")
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logger.info("📝 根接口被访问")
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return {"message": f"Welcome to {settings.app_name}"}
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@app.get("/health")
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async def health_check():
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# 检查环境，生产环境下禁用健康检查接口
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if settings.environment == "production":
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logger.warning("🚫 生产环境下禁止访问健康检查接口")
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from fastapi import HTTPException
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raise HTTPException(status_code=404, detail="Not Found")
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logger.debug("💓 健康检查接口被访问")
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return {"status": "healthy"}
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if __name__ == "__main__":
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import uvicorn
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uvicorn.run("main:app", host="0.0.0.0", port=8000, reload=settings.debug)
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