Use python to automatically modify local Gateway code in Linux

This article mainly introduces how to use python to automatically modify the local Gateway code in Linux. This article provides the implementation code directly. For more information, see

#! /Usr/bin/python # auto change gateway Created By mickelfengimport osimport random, reg = 'gateway 192.168.1. 'Rand = random. randint (1, 3) test = 'www .baidu.com 'command ='/etc/init. d/networking restart 'gw = "% s % d" % (g, rand) PingTest = 'ping-c 3' + testtry: result = OS. system (PingTest) print result if result! = 0: data = open ('/etc/network/interfaces '). read () data = re. sub ('gateway 192.168.1. * ', GW, data) open ('/etc/network/interfaces', 'wb '). write (data) OS. system (command) OS. system (command) failed t: pass