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#! /usr/bin/env python
########################################################################
#Script     : WhoPingMe.py                                             #
#Description: Detect if you receive a Ping and make a list with Date.  #
#By         : LordRNA                                                  #
#Date`      : Sept 19th-2010                                           #
#Comments   : Tested on Python 2.6.5                                   #
########################################################################
 
import socket, datetime
 
def whopingme(date):
    source = '' #To put the IP Source.
    header = ["%i"%ord(x) for x in data]
#I made a list of int values for each byte in data variable. 
    if int(header[20])==8:#If Type(ICMP) is 8, i received a Echo Request.
        for x in range(4):#To make a string with the IP Source.
            source += str(header[12+x])
            if x<3:source +='.'
        date = str(datetime.datetime.today())
        print date[:len(date)-7]+" ---> "+ str(source)
#I deleted the Miliseconds with [:len(date)-7]
 
sock = socket.socket(socket.AF_INET, socket.SOCK_RAW, socket.IPPROTO_ICMP)
#ICMP Protocol on RAW Socket
 
while 1:
    data = sock.recv(21)#I Just want these bytes, IPHeader Lenght + Type(ICMPHeader)
    whopingme(data)#Sending data to whopingme() function. 

rna@rna-laptop:~$ sudo python ./whopingme.py
2010-09-19 00:47:57 ---> 192.168.10.230
2010-09-19 00:47:58 ---> 192.168.10.230
2010-09-19 00:47:59 ---> 192.168.10.230