python根据IP地址获取MAC地址 python设置IP地址、子网掩码、DNS，获取本机IP地址、子网掩码、DNS、MAC

#!/usr/bin/env python3
# -*- coding: utf-8 -*-
import os
import platform
import re




class IP2MAC:
    """
    Python3根据IP地址获取MAC地址（不能获取本机IP，可以获取与本机同局域网设备IP的MAC）
    """
    def __init__(self):
        self.patt_mac = re.compile('([a-f0-9]{2}[-:]){5}[a-f0-9]{2}', re.I)


    def getMac(self, ip):
        sysstr = platform.system()


        if sysstr == 'Windows':
            macaddr = self.__forWin(ip)
        elif sysstr == 'Linux':
            macaddr = self.__forLinux(ip)
        else:
            macaddr = None


        return macaddr or '00-00-00-00-00-00'


    def __forWin(self, ip):
        os.popen('ping -n 1 -w 500 {} > nul'.format(ip))
        macaddr = os.popen('arp -a {}'.format(ip))
        macaddr = self.patt_mac.search(macaddr.read())


        if macaddr:
            macaddr = macaddr.group()
        else:
            macaddr = None


        return macaddr


    def __forLinux(self, ip):
        os.popen('ping -nq -c 1 -W 500 {} > dev/null'.format(ip))


        result = os.popen('arp -an {}'.format(ip))


        result = self.patt_mac.search(result.read())


        return result.group() if result else None




if __name__ == '__main__':
    g = IP2MAC()


    print(g.getMac('192.168.2.105'))

"""=== coding: UTF8 ==="""
import uuid


import wmi


# IP地址
arrIPAddresses = ['192.168.30.79']
# 子网掩码
arrSubnetMasks = ['255.255.255.0']
# 默认网关
arrDefaultGateways = ['192.168.30.1']
arrGatewayCostMetrics = [1]
# DNS列表
arrDNS = ['114.114.114.114', '114.114.115.115']




class InternetDef(object):
    intReboot = 0


    """初始化函数"""
    def __init__(self, arrIPAddressesServer, arrSubnetMasksServer,
                 arrDefaultGatewaysServer, arrGatewayCostMetricsServer, arrDNSServers,
                 wmiService, colNicConfigs, objNicConfig):
        self.arrIPAddressesServer = arrIPAddressesServer  # 本机IP地址
        self.arrSubnetMasksServer = arrSubnetMasksServer  # 子网掩码
        self.arrDefaultGatewaysServer = arrDefaultGatewaysServer  # 默认网关
        self.arrGatewayCostMetricsServer = arrGatewayCostMetricsServer
        self.arrDNSServers = arrDNSServers
        self.wmiService = wmiService
        self.colNicConfigs = colNicConfigs
        self.objNicConfig = objNicConfig
        self.strMACAddress = "00-00-00-00-00-00"  # 本机MAC地址


    """启动WMI服务函数"""
    def startWmiService(self):
        # 创建WMI服务对象
        self.wmiService = wmi.WMI()
        # 调用网络适配器配置
        self.colNicConfigs = self.wmiService.Win32_NetworkAdapterConfiguration(IPEnabled=True)


        if len(self.colNicConfigs) < 1:
            print("没有找到可用的网络适配器！")
            return False
        else:
            self.objNicConfig = self.colNicConfigs[0]
            return True


    """设置IP服务函数"""
    def setIPServers(self):
        returnValue = self.objNicConfig.EnableStatic(IPAddress=self.arrIPAddressesServer,
                                                     SubnetMask=self.arrSubnetMasksServer)
        if returnValue[0] == 0:
            print("修改IP成功")
        elif returnValue[0] == 1:
            print("修改IP成功")
            InternetDef.intReboot += 1
        else:
            print("修改IP失败")
            exit()


    """设置默认网关服务函数"""
    def setGatewaysServer(self):
        returnValue = self.objNicConfig.SetGateways(DefaultIPGateway=self.arrDefaultGatewaysServer,
                                                    GatewayCostMetric=self.arrGatewayCostMetricsServer)
        if returnValue[0] == 0:
            print("修改网关成功")
        elif returnValue[0] == 1:
            print("修改网关成功")
            InternetDef.intReboot += 1
        else:
            print("修改网关失败")
            exit()


    """设置DNS服务函数"""
    def setDNSServers(self):
        returnValue = self.objNicConfig.SetDNSServerSearchOrder(DNSServerSearchOrder=self.arrDNSServers)


        if returnValue[0] == 0:
            print("修改DNS成功")
        elif returnValue[0] == 1:
            print("修改DNS成功")
            InternetDef.intReboot += 1
        else:
            print("修改DNS失败")
            exit()


    """设置Internet服务函数"""
    def setInternetServer(self):
        if self.startWmiService():  # 启动WMI服务,如果返回True，则设置Internet
            self.setIPServers()
            self.setGatewaysServer()
            self.setDNSServers()
        else:
            exit()


    """获取IP信息函数"""
    def getIPInfo(self):
        print("本机IP：\n", self.objNicConfig.IPAddress[0])


    """获取子网掩码信息函数"""
    def getSubnetInfo(self):
        print("子网掩码：\n", self.objNicConfig.IPSubnet[0])


    """获取网关信息函数"""
    def getGatewaysInfo(self):
        print("默认网关：\n", self.objNicConfig.DefaultIPGateway[0])


    """获取DNS信息函数"""
    def getDNSInfo(self):
        print("本机DNS：\n" + '\n'.join(self.objNicConfig.DNSServerSearchOrder))


    """获取本机MAC函数"""
    def getMACAddress(self):
        mac = uuid.UUID(int=uuid.getnode()).hex[-12:]
        strTempMac = ":".join([mac[e:e + 2] for e in range(0, 11, 2)])
        self.strMACAddress = strTempMac.replace(':', '-').upper()
        print("本机MAC：\n", self.strMACAddress)


    """获取Internet所有信息函数"""
    def getInternetInfo(self):
        if InternetDef.intReboot > 0:
            print("需要重新启动计算机！")


        if self.startWmiService():  # 重新启动WMI服务,如果返回True，则获取internet信息
            self.getIPInfo()
            self.getSubnetInfo()
            self.getGatewaysInfo()
            self.getDNSInfo()
            self.getMACAddress()
        else:
            exit()




"""
========================================
主函数功能测试
========================================
"""
if __name__ == '__main__':
    # 定义internet对象
    internet1 = InternetDef(arrIPAddresses, arrSubnetMasks, arrDefaultGateways,
                            arrGatewayCostMetrics, arrDNS, None, None, None)
    # 设置Internet
    internet1.setInternetServer()
    # 获取internet信息
    internet1.getInternetInfo()
    # Python程序运行结束后不关闭控制台命令
    input("\n请按任意键退出。。。")


    """    
    # 定义internet对象
    internet2 = InternetDef([""], [""], [""], [1], ["", ""], None, None, None)
    # 获取internet信息
    internet2.getInternetInfo()
    # Python程序运行结束后不关闭控制台命令
    input("\n请按任意键退出。。。")
    """