Generador de licencia de GNS3 Python3

Este es el script corregido:

#! /usr/bin/python

print("*********************************************************************")

print("Cisco IOU License Generator - Kal 2011, python port of 2006 C version")

print("Modified to work with python3 by c_d 2014")

import os

import socket

import hashlib

import struct

# get the host id and host name to calculate the hostkey

hostid=os.popen("hostid").read().strip()

hostname = socket.gethostname()

ioukey=int(hostid,16)

for x in hostname:

 ioukey = ioukey + ord(x)

print("hostid=" + hostid +", hostname="+ hostname + ", ioukey=" + hex(ioukey)[2:])

# create the license using md5sum

iouPad1 = b'\x4B\x58\x21\x81\x56\x7B\x0D\xF3\x21\x43\x9B\x7E\xAC\x1D\xE6\x8A'

iouPad2 = b'\x80' + 39*b'\0'

md5input=iouPad1 + iouPad2 + struct.pack('!L', ioukey) + iouPad1

# como dato importante el script que flla esta como !i y se cambia por !L

iouLicense=hashlib.md5(md5input).hexdigest()[:16]

print("\nAdd the following text to ~/.iourc:")

print("[license]\n" + hostname + " = " + iouLicense + ";\n")

print("You can disable the phone home feature with something like:")

print(" echo '127.0.0.127 xml.cisco.com' >> /etc/hosts\n")