Email notifications and one click install for Ubuntu package updates. http://stephennancekivell.blogspot.com/2013/06/server-updates-automate-it-part-2.html

do_update.sh

#!/bin/bash

MSG=`sudo apt-get --yes dist-upgrade`
MSG_HEADING='sudo apt-get --yes dist-upgrade'

GmailSend.py -u bla@gmail.com -p bla -t bla@gmail.com -s "server update" -b "$MSG_HEADING \n\n $MSG"

update_check.sh

#!/bin/bash

sudo apt-get update > /dev/null

M=`sudo apt-get --download-only --yes dist-upgrade`
MSG_HEADING='sudo apt-get --download-only --yes dist-upgrade'
LINK='http://myserver.com/bla/doTheUpgrade/dontGuessMe'

if echo $M | grep 'The following packages will be upgraded' > /dev/null
then
  # these is upgrade
	GmailSend.py -u bla@gmail.com -p bla -t bla@gmail.com -s "server update" -b "$MSG_HEADING \n\n $M \n\n $LINK"
fi

web.py

#!/usr/bin/env python
from flask import Flask
import os

app = Flask(__name__)


@app.route("/doTheUpgrade/dontGuessMe")
def hello():
    os.system("sh ./do_update.sh")
    return "performing update"

if __name__ == "__main__":
    app.run()