<scapy>刺探星巴克无线网，记录顾客信息

from scapy.all import *
for i in range(100):
    # 生成目标IP
    ip = "192.168.31."+str(i)
    # 打印生成的目标IP
    print("=目标ip为=>", ip)
    # 根据目标IP组包, ICMP可以看做Ping
    p = IP(dst=ip)/ICMP()
    # 将数据包发出, 等待0.5秒,无回应则放弃等待
    r = sr1(p, timeout=0.5)

ip.dst == 192.168.31.19 and (ip.src >= 192.168.31.1  and 192.168.31.255 >= ip.src)

import os
import re
from scapy.all import *
from scapy.layers import l2
import json
import time
from macpy import Mac
# A类地址：10.0.0.0--10.255.255.255
# B类地址：172.16.0.0--172.31.255.255 
# C类地址：192.168.0.0--192.168.255.255

def get_all_ip_range():
    result = []
    ip_des_list = os.popen("ifconfig | grep inet").readlines()
    for ip_des in ip_des_list:
        try:
            if re.match(r'\tinet[^6]([0-9]{1,3}).*', ip_des).group(1) in ["192", "172", "10"]:
                ip_des = re.match(r'\tinet[^6]([0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}).*', ip_des).group(1)
                ip_range = re.match(r'[0-9]{1,3}\.[0-9]{1,3}\.[0-9]{1,3}\.', ip_des).group()
                result.append(ip_range)
        except:
            pass
    return result


def getIPAndMac(ip_range):
    result_list = {}
    for ip in ip_range:
        # 打印生成的目标IP
        print("=检测ip=>", ip)
        # 根据目标IP组包, ICMP可以看做Ping, 程序员式招呼
        p = IP(dst=ip)/ICMP()/b'HelloWorld'
        # 将数据包发出, 等待0.3秒,无回应则放弃等待, 屏蔽提示消息
        r = sr1(p, timeout=0.3, verbose = False)
        # 如果收到了返回的数据包,则存到一个数组中
        try:
            if r.getlayer(IP).fields['src'] == ip and r.getlayer(ICMP).fields['type'] == 0:
                net_info = {}
                mac = l2.getmacbyip(ip)
                getcom = Mac()
                com = getcom.search(mac)
                mac = mac+ "|" + str(com)
                result_list[str(ip)] = mac
                print("成功获取一个mac地址:", ip, mac)
        except Exception as e:
            pass
    return result_list


def select_ip_range(all_ip_range):
    choose_ip_dic = {}
    for index, ip_range in enumerate(all_ip_range):
        all_ip = []
        for num in range(256):
            all_ip.append(ip_range+str(num))

        choose_ip_dic[index] = all_ip

    index_list = []
    for index, ip_range in enumerate(all_ip_range):
        index_list.append(index)
        print("序列号:", index, "ip范围", ip_range+"0"+"-"+ip_range+"255")
    print(index_list)
    while 1:
        user_choose = input("请输入您需要扫描的ip范围序号:")
        try:
            user_choose = int(user_choose)
        except:
            print("请您输入数字!!!")
            pass
        if user_choose in index_list:
            user_ip_list = choose_ip_dic[int(user_choose)]
            break
        else:
            print("您的输入有误, 请查正后输入!!!")
    return user_ip_list

def genderTxt(result_dic):
    file_name = time.strftime("%Y%m%d%H%M%S")+"IPAndMac.txt"
    print(file_name)
    for key in result_dic:
        with open(file_name, "a") as f:
            f.write("设备的IP:"+key+" Mac地址"+result_dic[key]+"\n")

    result_json = json.dumps(result_dic, ensure_ascii=False)

def main():
    all_ip_range = get_all_ip_range()
    ip_range = select_ip_range(all_ip_range)
    print(ip_range)
    result_dic = getIPAndMac(ip_range)
    # result_dic = {"k1": "001", "k123": "msdf", "k213": "00213"}
    genderTxt(result_dic)

if __name__ == '__main__':
    main()