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我已经创建了一个基于示例here运行ThreadingTCPServer的简单测试应用程序(Python 2.6.1)。如果客户端发送命令“再见”,我想关闭服务器并从应用程序中彻底退出。出口部分工程确定,但是当我尝试重新运行应用程序,我得到:从ThreadingTCPServer中正常关闭
socket.error: [Errno 48] Address already in use
我试过设置套接字选项给出here的解决方案,但似乎并没有帮助。我试过各种方法关闭服务器,但总是得到相同的错误。
任何想法我做错了什么?
import SocketServer
import socket
import sys
import threading
import time
class RequestHandler(SocketServer.BaseRequestHandler):
def setup(self):
print("Connection received from %s" % str(self.client_address))
self.request.send("Welcome!\n")
def handle(self):
while 1:
data = self.request.recv(1024)
if (data.strip() == 'bye'):
print("Leaving server.")
self.finish()
self.server.shutdown()
# None of these things seem to work either
#time.sleep(2)
#del self.server.socket
#self.server.socket.shutdown(socket.SHUT_WR)
#self.server.socket.close()
#self.server.server_close()
break
def finish(self):
self.request.send("Goodbye! Please come back soon.")
if __name__ == "__main__":
server = SocketServer.ThreadingTCPServer(("localhost", 9999), RequestHandler)
# This doesn't seem to help.
#server.socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEPORT, 1)
#server.socket.setsockopt(socket.SOL_SOCKET, socket.SO_REUSEADDR, 1)
server.serve_forever()
print("Exiting program.")
当程序关闭并再次启动时,您需要等待多长时间? – 2010-06-29 03:28:49
只需几秒钟。如果我等一两分钟,TCP套接字就会释放,一切正常。 – Lynn 2010-06-29 04:10:20
轻微更新。我能够通过这样做获得重用地址位: SocketServer.ThreadingTCPServer.allow_reuse_address = True 但我仍不明白为什么服务器没有被清理干净。 – Lynn 2010-06-29 04:11:44