#!/bin/sh
TEST="$(ps axww)";
if echo "$TEST" | grep 'apt-get dist-upgrade' > /dev/null; then
        if [ $(runlevel | cut -d' ' -f 2) > 3 ]; then
                echo "ERROR: aptosid strongly advices to do dist-upgrades only in runlevel 3,"
                echo "but you are still in runlevel $(runlevel | cut -d' ' -f 2)!"
                echo "See http://manual.aptosid.com/en/sys-admin-apt-en.htm#du-st"
                exit 3
        fi
fi

chmod +x /etc/apt/enforce-init3-for-du.sh
echo 'DPkg::Pre-Invoke:: "/etc/apt/enforce-init3-for-du.sh"' > /etc/apt/apt.conf.d/00enforceinit3

#!/bin/sh
if [ $(runlevel | cut -d' ' -f 2) > 3 ]; then
        echo "ERROR: aptosid strongly advices to do dist-upgrades only in runlevel 3,"
        echo "but you are still in runlevel $(runlevel | cut -d' ' -f 2)!"
        echo "See http://manual.aptosid.com/en/sys-admin-apt-en.htm#du-st"
        exit 3
fi

apt-get update && apt-get dist-upgrade

#!/bin/bash
# This program uses the command script to log all the messages displayed in a dist-upgrade process
# Also checks if X, kdm, gdm ares running and the runlevel isn't 5
ARL=$( echo $(/sbin/runlevel) | cut -d " " -f 2 )
askug="0"

if [[ $ARL == "5" ]] ; then
 echo " WARNING: You seem to be in level 5"
 askug="1"
fi

if [[ -n "$(ps aux|egrep -e kdm -e gdm | grep --invert-match grep)" ]] ; then
 echo " WARNING: KDM seems to be running"
 askug="1"
fi

if [[ -n "$(ps aux|grep /usr/bin/X| grep -v grep)" ]] ; then
 echo " WARNING: X seems to be running"
 askug="1"
fi

if [[ "${askug}" == "1" ]]; then
 echo "A dist-upgrade shouldn't be run"
 printf "Type \"yes\" to continue with the dist-ugprade or press ENTER to exit: "

 read x

 if [[ "$x" != "yes" ]] ; then
  echo " Exiting ..."
  exit
 fi
fi

echo " Dist-upgrading ..."

script -c "apt-get dist-upgrade" /root/du.txt

script -c "apt-get dist-upgrade" newest-du.txt
date +%c >> du.txt
cat newest-du.txt >> du.txt

script -c "apt-get dist-upgrade" /var/log/dist-upgrade/du-$(date +%F--%X).txt

 #!/bin/bash

opt="$( echo "$@" )"
case $opt in
    *--help*|*-h*)
        echo 'aptosid dist-upgrader'
        echo 'Performs a dist-upgrade how it is recommended by the aptosid-Team'
        echo 'Usage: dist-upgrade [options]'
        echo ''
        echo 'Options:'
        echo '-n, --noupdate    Dist-Upgrade without doing an apt-get update before'
        echo '-h, --help    Displays this message'
        dist-upgrade "$opt"
    ;;
    *--noupdate*|*-n*)
            echo 'Update skipped'
    ;;
esac
run="$( who -r | awk '{print $2}' )"
if [ ! "$run" == 3 ]
then
    echo 'You are not in runlevel 3!'
    echo 'It is not recommended to do a dist-upgrade during another runlevel than 3'
    echo 'Do you want to switch to runlevel 3 and perform a dist-upgrade? (Yes|No|Switch|Help)'
    case $1 in
        h|help|Help|H|HELP)
            echo 'yes        Switch to runlevel 3, perform an apt-get update and dist-upgrade'
            echo 'no        Exit aptosid dist-upgrader without doing anything'
            echo 'switch    Switch to runlevel '
        ;;
        y|Y|yes|Yes|YES)
            init 3
            apt-get update
            apt-get dist-upgrade
            exit 0
        ;;
        n|N|no|NO|No)
            exit 1
        ;;
        s|S|switch|Switch|SWITCH)
            init 3
            exit 0
        ;;
    esac
fi
apt-get update
apt-get dist-upgrade
exit 0

#! /bin/sh
#
### BEGIN INIT INFO
# Provides:          apt-update-loader
# Required-Start:    $all
# Required-Stop:     
# Default-Start:     1 2 3 4 5
# Default-Stop:      0 6
# Short-Description: APT dist-upgrade downloader
# Description:       Downloads automatically the newest Package updates without installing them
### END INIT INFO

# Source function library.
. /lib/lsb/init-functions

case $@ in
   start)
      echo "Starting apt-update-loader"
      sudo apt-get update
      echo
      touch /var/lock/apt-update-loader
      killproc apt-get
   ;;
   stop)
      echo -n "Downloading packages for upgrade:"
      sudo apt-get dist-upgrade -d
      killproc apt-get
      rm -f /var/run/httpd.pid
      rm -f /var/lock/apt-update-loader
   ;;
   restart)
      $0 stop
      $0 start

   ;;
   status)
      status apt-get
   ;;
   *)
      echo "Usage: $0 {start|stop|restart|reload|status}"
      exit 1
   ;;
esac

exit 0

init 3 && apt-get update && apt-get dist-upgrade