我正在创建一个 UDP SocketServer,如果我收到来自客户端的关闭消息,我想关闭而不是关闭 UDP 连接。
当我收到消息时,将显示 Begin,但不会显示 Finished。我怎样才能退出这个线程?
class MyUDPHandler( SocketServer.BaseRequestHandler ):
def handle( self ):
data = self.request[0].strip()
dic = self.string_XML_to_dic( data )
if( dic['Cmd'] == str(UDPConst().SHUT_DOWN )):
print('Begin')
self.server.shutdown()
print("Finished")
if __name__ == "__main__":
HOST, PORT = "", prop['udpport']
server = SocketServer.UDPServer( ( HOST, PORT ), MyUDPHandler )
server.serve_forever()
请您参考如下方法:
因为你没有在它自己的线程中运行服务器(为此你需要继承 ThreadingMixIn),你不能使用 shutdown 因为它会导致死锁。来自 source 中的函数文档注释:
Blocks until the loop has finished. This must be called while serve_forever() is running in another thread, or it will deadlock.
