80 lines
2.3 KiB
Python
80 lines
2.3 KiB
Python
from fastapi import FastAPI
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import asyncio
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from fastapi.responses import JSONResponse
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from contextlib import asynccontextmanager
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from ..CoreModules.middleware import ConcurrencyLimitMiddleware
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from ..CoreModules.plugin_interface import ImportPlugins
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from ..CoreRouters import callback, health, private
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from ..Convention.Runtime.GlobalConfig import *
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from ..Convention.Runtime.Architecture import Architecture
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config = ProjectConfig()
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@asynccontextmanager
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async def lifespan(app: FastAPI):
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"""应用生命周期管理"""
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# 启动
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config.Log("Info", "应用启动中...")
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# 初始化数据
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config.Log("Info", "初始化数据...")
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# 启动后台清理
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config.Log("Info", "启动后台清理...")
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yield
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# 关闭
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try:
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config.Log("Info", "关闭应用...")
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# await cleanup_task
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except asyncio.CancelledError:
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pass
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finally:
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config.Log("Info", "关闭应用完成...")
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# db.close()
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def generate_app(APP_CONFIG: dict) -> FastAPI:
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'''
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生成FastAPI应用
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'''
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app = FastAPI(**APP_CONFIG, lifespan=lifespan)
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# 添加并发限制中间件
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app.add_middleware(ConcurrencyLimitMiddleware)
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# 注册路由
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app.include_router(callback.router, prefix="/api", tags=["callback"])
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app.include_router(health.router, tags=["health"])
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app.include_router(private.router, prefix="/api", tags=["private"])
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ImportPlugins(app, config.FindItem("plugin_dir", "Plugins"))
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# 注册至框架中
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Architecture.Register(FastAPI, app, lambda: None)
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config.SaveProperties()
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return app
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app: FastAPI = generate_app(config.FindItem("app_config", {}))
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@app.get("/")
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async def root():
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"""根路径"""
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return JSONResponse({
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"message": config.FindItem("app_name", "Application"),
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"version": config.FindItem("app_version", "0.0.0"),
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"status": "running"
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})
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@app.exception_handler(Exception)
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async def global_exception_handler(request, exc):
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"""全局异常处理"""
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config.Log("Error", f"未捕获的异常: {exc}", exc_info=True)
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return JSONResponse(
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status_code=500,
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content={"error": "Internal Server Error", "detail": str(exc)}
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)
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# 除了从本模块导出的app使用API实例外, 还可以从Architecture.Get(FastAPI)获取
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__all__ = ["app"] |