Alert If The IP Address Changes(CUSTOM SCRIPT)

Want to keep track the changes in your IP address.

This script will help you. This script monitors and if the IP address of the endpoint got changed, it will generate an alert along with the new IP address details.Please refer .


import os 
import sys 
import _winreg 

def alert(arg): 
    sys.stderr.write("%d%d%d" % (arg, arg, arg)) 

# Please use "alert(1)" to turn on the monitor(trigger an alert) 
# Please use "alert(0)" to turn off the monitor(disable an alert) 
# Please do not change above block and write your script below 

import os
import ctypes

class disable_file_system_redirection:
    _disable = ctypes.windll.kernel32.Wow64DisableWow64FsRedirection
    _revert = ctypes.windll.kernel32.Wow64RevertWow64FsRedirection
    def __enter__(self):
        self.old_value = ctypes.c_long()
        self.success = self._disable(ctypes.byref(self.old_value))
    def __exit__(self, type, value, traceback):
        if self.success:
            self._revert(self.old_value)

with disable_file_system_redirection():
    #Declare the file path
    temp = os.environ['PROGRAMDATA']
    os.chmod(temp,0644)
    path = temp +"\\"+"ipchange.txt"


    #Declare the variable

    count  = 0
    ip_num = []

    #filtering the ip address from output 
    ip = os.popen("ipconfig").read()
    for i in [i.strip() for i in ip.split('
') if 'IPv4 Address'  in i if i.strip()]:
        s = i
        ip_log = s[36:]


    with open(path,"a") as f:
        f.write("" +"
")

    #open and read the file and check for ip address

    with open(path,"r+") as f:
        for line in f :
            list01 = [i.strip() for i in line.split('.')  if i.strip()]
            list02 = [i.strip() for i in ip_log.split('.')  if i.strip()]
            campare_list = cmp(list01,list02)
            if campare_list == 0:
                alert(0)
                print " "
            elif campare_list == -1:
                alert(1)
                print "The ip address has changed"
                print "The current ip address is " ,ip_log
                os.chdir(temp)
                f = open('ipchange.txt', 'r+')
                f.truncate()

    os.chmod(path,0644)            
    #append the ip to the file 
    with open(path,"a") as f:
        f.write(ip_log +"
")



OUTPUT:

20170525-Alert_If_IP_Address_Changes.json (3.08 KB)