1 #!/usr/bin/python 2 import socket 3 import fcntl 4 import struct 5 def get_ip_address(ifname): 6     s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM) 7     return socket.inet_ntoa(fcntl.ioctl( 8                                                         s.fileno(), 9                                                         0x8915, # SIOCGIFADDR10                                                         struct.pack(‘256s‘,ifname[:15])11                                                      )[20:24])12 #get_ip_address(‘lo‘)环回地址13 #get_ip_address(‘eth0‘)主机ip地址