Oregonstate ONID Password Cycler

onidpw.py

#!/usr/bin/env python
#
# reset-onid.py - A script to allow you to keep your ONID password at Oregon
# State University. This script is (literally) untested and should not be used
# under any circumstances
#
# Dependencies:
#   - httplib2
#   - The 'pwgen' utility
#
# USAGE: reset-onid.py <username> <password>
#
import sys
from time import sleep
import urllib
import httplib2
import commands

CHANGE_COUNT = 12

WAIT_TIME =  10

def get_cookie():
    http = httplib2.Http()
    response, content = http.request(
        'https://secure.onid.oregonstate.edu/cgi-bin/my?type=want_auth',
        'GET',
    )
    cookie = response['set-cookie']
    return cookie


def login(username, passwd, cookie):
    http = httplib2.Http()
    response, content = http.request(
        'https://secure.onid.oregonstate.edu/cgi-bin/my',
        'POST',
        headers = {
            'Cookie':       cookie,
            'Content-Type': 'application/x-www-form-urlencoded',
        },
        body = urllib.urlencode({
            'type':     'login',
            'login':    username,
            'passwd':   passwd,
        }),
    )


def change_pass(old, new, cookie):
    http = httplib2.Http()
    response, content = http.request(
        'https://secure.onid.oregonstate.edu/cgi-bin/my',
        'POST',
        headers = {
            'Cookie':       cookie,
            'Content-Type': 'application/x-www-form-urlencoded',
        },
        body = urllib.urlencode({
            'type':     'setpw',
            'action':   'set_password',
            'oldpw':    old,
            'newpw1':   new,
            'newpw2':   new,
        }),
    )


def get_random_pass():
    return commands.getoutput("pwgen -s -n -c -y 16 1").strip()


if __name__ == '__main__':
    # Make sure we have the right  number of args
    if len(sys.argv) != 3:
        print "USAGE: reset-onid.py <username> <password>"
        sys.exit(0)

    # Log In
    cookie = get_cookie()
    login(sys.argv[1], sys.argv[2], cookie)

    # Reset through CHANGE_COUNT intermediate passwords
    print "(All Passwords Surrounded by Single Quotes)"
    cur_pass = sys.argv[2]
    for i in xrange(1, CHANGE_COUNT + 1):
        new_pass = get_random_pass()
        print "Change %d: Using '%s'" % (i, new_pass)
        change_pass(cur_pass, new_pass, cookie)
        cur_pass = new_pass
        sleep(WAIT_TIME)

    # Go back to the original password
    print "Change %d: Going Back to Orignal Password" % (i + 1)
    change_pass(cur_pass, sys.argv[2], cookie)