#!/bin/sh
#######################################################
# Program: dist-upgrade
# Programmer: Void Main
# Requires: apt for Red Hat
#
# Suitable for a nightly cron job:
# 0 3 * * * /root/bin/dist-upgrade > /dev/null 2>&1
# --or-- just drop this script in /etc/cron.daily
# and don't forget to set it executable (chmod +x).
#
# - Keeps your system up to date (without up2date)
# - Upgrades system and sends an email report
#
# Caution! Use with extreme care, especially on vital
# servers. Consider consequences of what could happen
# if critical packages are updated that may cause
# problems. Use at your own risk.
#######################################################

# Email Address to send report to
EMAIL="root"

# update, dist-upgrade, clear cache, email results
( /usr/bin/apt-get -q -y update 2>&1 &&
  /usr/bin/apt-get -q -y dist-upgrade 2>&1 &&
  /usr/bin/apt-get -q -y clean 2>&1 ) |
  /bin/mail -s "`hostname` dist-upgrade" $EMAIL