上传文件至「/」

midlleware.py

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+import time
+from fastapi import FastAPI, Response
+app = FastAPI()
+@app.middleware('http')
+async def middl(req,next):
+    print('获取客户端的请求地址',req.client.host)
+    if req.client.host not in ['192.168.1.26','192.168.1.40','192.168.1.51']:
+        r = await next(req)
+        return r
+    else:
+        return Response(content='不可访问')
+
+@app.middleware('http')
+async def middl1(req,next):
+    a=time.time()
+    r = await next(req)
+    b=time.time()
+    print(f'执行的时间是{b-a}')
+    return r