AutoUpdateIP

#Author Rajeev S
#Date   24 Aug 2011
#Program to update IP address with no-ip
import os                       #for system and popen
import urllib                   #for urlopen
t=os.system("ifconfig ppp0")            #checking status of the system;wheteher online or not
os.system("clear")
if t==256:                  #exit if offline
    print "You are not connected to the internet!Connect and restart terminal to link website!"
    exit()
else:                       #else read output of ifconfig ppp0
    ifconfig_ppp0=os.popen("ifconfig ppp0")
ifconfig_ppp0=ifconfig_ppp0.read().split()
for i in ifconfig_ppp0:             #extract IP address (string that starts with addr)
    if i.startswith('addr'):
        ip=i[5:]
        break
url="http://username:[email protected]/nic/update? hostname=mytest.testdomain.com&myip="+ip
handle=urllib.urlopen(url).read()       #fetch url
if handle.startswith("good") or handle.startswith("nochg"):
    print "\t\tIP updated!Website is now on air!!!"