#!/usr/bin/python

# Client Tracker   
# by Adrian Silvescu : www.cs.iastate.edu\~silvescu

import sys
import os
import cgi
import cgitb
import time
import socket

cgitb.enable();

def main(argv, stdout, environ):
	form = cgi.FieldStorage()

	print "Content-type: text/html"
	print ""

	logfile = file(form["logfile"].value, "a")
	logfile.write(os.environ["REMOTE_ADDR"] + "\t")
	logfile.write(time.strftime("%c", time.localtime()) + "\t")
	try:	#DK	
		res = socket.gethostbyaddr(os.environ["REMOTE_ADDR"])[0]
	except socket.herror, err:	#DK
		res = "reverse lookup failed!" #DK	
	logfile.write(res + "\t")	
	logfile.write(os.environ["HTTP_USER_AGENT"] + "\t")
	if os.environ.has_key("HTTP_REFERER"):
		referer = os.environ["HTTP_REFERER"] 
	else:
		referer = "no referrer"
	logfile.write(referer + "\t")
	logfile.write(os.environ["DOCUMENT_URI"])
	logfile.write("\r\n")
	logfile.close()
	
	if (form["logfile"].value == "../var/log/test.log") : 
		print time.strftime("%c", time.localtime())
		print "<br>"
		print res
		cgi.print_environ();
		print "<br>"

if __name__ == "__main__":
	main(sys.argv, sys.stdout, os.environ)