Uvicorn Shutdown

    origin_shutdown = uvicorn.Server.shutdown

    class Server(uvicorn.Server):
        async def shutdown(self, sockets=None):
            # Uvicorn 会先等待 Connections 完成，但对于长连接来说永远不会完成
            for connection in self.server_state.connections:
                connection.transport.abort()
            return await origin_shutdown(self, sockets=sockets)

    uvicorn.Server.shutdown = Server.shutdown