平臺：linux

描述：利用os.popen()函數(shù)調(diào)用系統(tǒng)命令nmap進(jìn)行掃描，并用grep命令對掃描結(jié)果關(guān)鍵內(nèi)容進(jìn)行提取

代碼

#!/usr/bin/env pthon

#--*--coding=utf-8--*--

import os

from terminaltables import AsciiTable

gateway = '192.168.1.1'

def scan():

scan = os.popen("nmap " + gateway + "/24 -n -sP").read()

f = open('scan.txt','w')

f.write(scan)

f.close()

devices = os.popen(" grep report scan.txt | awk '{print $5}'").read()

devices_mac = os.popen("grep MAC scan.txt | awk '{print $3}'").read() + os.popen("ip addr | grep 'state UP' -A1 | tail -n1 | awk '{print $2}' | cut -f1 -d'/'").read().upper() # get devices mac and localhost mac address

devices_name = os.popen("grep MAC scan.txt | awk '{print $4 ,S$5 $6}'").read() + "\033[1;32m(This device)\033[1;m"

table_data = [

['IP Address', 'Mac Address', 'Manufacturer'],

[devices, devices_mac, devices_name]

]

table = AsciiTable(table_data)

print(table.table)

os.popen("rm -f scan.txt")

if __name__ == '__main__':

scan()

執(zhí)行結(jié)果

關(guān)于terminaltables庫的使用：?https://robpol86.github.io/terminaltables/

實(shí)例代碼：https://github.com/robpol86/terminaltables/blob/v3.1.0/example1.py(example2.py，example3.py)

>>> from terminaltables import AsciiTable

>>> table_data = [

['Heading1', 'Heading2'],

['row1 column1', 'row1 column2'],

['row2 column1', 'row2 column2'],

['row3 column1', 'row3 column2'],

]

>>> table = AsciiTable(table_data)

總結(jié)

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