python 修改本地网络配置的方法

# -*- coding: utf-8 -*-import osimport randomimport refrom time import sleepfrom wmi import WMI#随机修改指定ip段的本机ipclass 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.%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()