django-localtunnel

#!/usr/bin/env python
#
# Localtunnel for Django
#
# Use the localtunnel.me service to expose your local server to the outside
# This scripts updates a Django Site object (named 'localhost') to your
# Localtunnel URL.
#
import os
import sys
import time
import signal
import subprocess
try:
    from django.contrib.sites.models import Site
except ImportError:
    print("Run from an activated Django virtualenv")
    sys.exit(1)

PORT = '8000'
PID = None
LOGFILE = '/tmp/localtunnel.out'


def set_localhost(domain):
    try:
        site = Site.objects.get(name='localhost')
    except Site.DoesNotExist:
        print("Create a Site with name 'localhost'")
    else:
        site.domain = domain
        site.save()


def exit_handler(s, f):
    if PID:
        print("\nExiting localtunnel (%s)" % PID)
        os.kill(PID, signal.SIGKILL)
        set_localhost('localhost:%s' % PORT)
    sys.exit(0)
signal.signal(signal.SIGINT, exit_handler)


log = open(LOGFILE, 'w')
proc = subprocess.Popen(['ngrok-start'], stdout=log)
time.sleep(1)
log.close()

with open(LOGFILE, 'r') as log:
    logcontent = log.read()

localtunnel_url = logcontent.split()[-1]
localtunnel_domain = localtunnel_url.split('/')[-1]
set_localhost(localtunnel_domain)

PID = proc.pid
print("The server on port %s is now available at %s" % (PORT, localtunnel_url))
print("(Press Ctrl+C to exit)")
proc.wait()