python检测远程服务器tcp端口的代码，python检测tcp端口,#!/usr/bin/e

python检测远程服务器tcp端口的代码，python检测tcp端口,#!/usr/bin/e

#!/usr/bin/env python  #coding:utf-8  #filename:tcp.py  '''  author: gavingeng  date:   2011-12-14 09:35:59   '''  import socket  import sys  NORMAL=0  ERROR=1  TIMEOUT=5  def ping(ip,port,timeout=TIMEOUT):      try:          cs=socket.socket(socket.AF_INET,socket.SOCK_STREAM)          address=(str(ip),int(port))          status = cs.connect_ex((address))          cs.settimeout(timeout)          #this status is returnback from tcpserver          if status != NORMAL :              print ERROR          else:              print NORMAL          except Exception ,e:          print ERROR          print "error:%s" %e          return ERROR      return NORMAL  if __name__=='__main__':      if len(sys.argv) < 3 :          print ur'请按照如下格式使用: ./tcp.py www.byrx.net 80'          sys.exit(1)      ip = sys.argv[1]      port = sys.argv[2]      try:          timeout = sys.argv[3]      except IndexError ,e:          timeout=TIMEOUT      ping(ip,port,timeout)