python 修改本地网络配置的方法

 # -*- coding: utf-8 -*- import os import random import re from time import sleep from wmi import WMI #随机修改指定ip段的本机ip class updateIP: def __init__(self): self.wmiService = WMI() #获取到本地有网卡信息 self.colNicConfigs = self.wmiService.Win32_NetworkAdapterConfiguration(IPEnabled = True) #print self.colNicConfigs[0] def getAdapter(self): flag = 0 #遍历所有网卡，找到要修改的那个，这里我是用原ip的第一段正则出来的 for obj in self.colNicConfigs: ip = re.findall("10.\d+.\d+.\d+", obj.IPAddress[0]) if len(ip) > 0: return flag else: flag = flag+1 def runSet(self): adapter = self.colNicConfigs[self.getAdapter()] ''' #检测ip是否在线，不可用，需登录 while True: ip2 = random.choice(['216', '217']) ip3 = random.randint(1, 254) ip4 = random.randint(1, 254) newIP = '10<strong style="color:transparent">来源gao@daima#com搞(%代@#码@网</strong>.%s.%s.%s' % (ip2, ip3, ip4) if self.pingIP(newIP): break ''' #随机选择了ip的第二段 ip2 = random.choice(['216', '217']) ip3 = random.randint(1, 254)  #随机生成第三段和第二段的值 ip4 = random.randint(1, 254) newIP = '10.%s.%s.%s' % (ip2, ip3, ip4) arrIPAddresses = [newIP]  #设置新的ip arrSubnetMasks = ['255.248.0.0']  #子网掩码 arrDefaultGateways = ['10.223.255.254'] #网关 arrGatewayCostMetrics = [1]   #这里要设置成1，代表非自动选择 arrDNSServers = ['211.137.191.26']   #dns服务器 #开始执行修改ip、子网掩码、网关 ipRes = adapter.EnableStatic(IPAddress = arrIPAddresses, SubnetMask = arrSubnetMasks) if ipRes[0] == 0: print u'\ttip:设置IP成功' print u'\t当前ip：%s' % newIP else: if ipRes[0] == 1: print u'\ttip:设置IP成功，需要重启计算机！' else: print u'\ttip:修改IP失败: IP设置发生错误' return False #开始执行修改dns wayRes=adapter.SetGateways(DefaultIPGateway = arrDefaultGateways, GatewayCostMetric=arrGatewayCostMetrics) if wayRes[0] == 0: print u'\ttip:设置网关成功' else: print u'\ttip:修改网关失败: 网关设置发生错误' return False dnsRes = adapter.SetDNSServerSearchOrder(DNSServerSearchOrder=arrDNSServers) if dnsRes[0] == 0: print u'\ttip:设置DNS成功,等待3秒刷新缓存' sleep(3) #刷新DNS缓存使DNS生效 os.system('ipconfig /flushdns') else: print u'\ttip:修改DNS失败: DNS设置发生错误' return False ''' //ping某ip看是否可以通 def pingIP(self, ip): res = os.popen('ping -n 2 -w 1 %s' % ip).read() #内容返回到res res = res.decode('gbk') if u'请求超时' in res:     #注意乱码编码问题 return False else: return True ''' if __name__ == '__main__': update = updateIP() update.runSet() input()