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#!/bin/sh
# This script is used to save an old configuration allowing
# a new installation. Thus the local hidden files and directories
# cannot interfer with the new installation.
# /home must be a partition (/ home not included in / partition)
# Each user gets a new fresh environment. All old directories and files
# are moved in ~/ancien and nothing is lost.
# The system configuration is copied in /home/frigo, allowing to format /
# Pierre Jarillon - 2009 - License GPL
ETC=/etc
FRIGO=/home/frigo
date
# -------------------------------------------------------------------------------------
if [ $(basename `pwd`) != 'home' ]
then
echo "Error : The pending directory must be home. Use the command : cd /home";
exit 1;
fi
echo "Ce script is intended to be executed before a new system reinstallation."
echo "It allows to create a new fresh session for each user without any lost."
echo "System datas are saved in $FRIGO and old /home/*/ are moved in /home/*/ancien/"
echo "All sessions using /home must be closed."
echo ""
echo -n "OK to continue? [y/N]: "
read response
if [ -z $response ]; then
response=n
fi
echo ""
case $response in
[OoYy]*)
echo "OK..."
;;
*)
echo "Aborted"
exit 0 ;;
esac
# -----------------Safe storage location-----------------------------------------------
if [ -d $FRIGO ]; then rm -rf $FRIGO; fi;
mkdir $FRIGO
mkdir $FRIGO/faces
# -------------------------------------------------------------------------------------
ls -1|while read d
do
if [ ! -d $d ]; then continue; fi
n=`basename $d`
x="x"
x=`grep ^$n: ../etc/passwd|cut -d: -f1`
if [ m$x != m$n ] ;then continue ;fi
g=`grep ^$n: ../etc/passwd|cut -d: -f4`
# echo $n > $FRIGO/liste
[ -f /usr/share/faces/$n.png ] && cp /usr/share/faces/$n.png $FRIGO/faces/
echo "Traité : $n groupe : $g"
date > $n/ladate.$n.txt
cp -a /etc/skel .
chown -R $n:$g skel
mv $n skel/
mv skel/$n skel/ancien
mv skel $n
done
# A full copy of /etc in /home/$FRIGO is the best. In fact, few files are used
# If the user uid 500 is saved it is not necessary to ask for it during the install.
# cp -a /etc $FRIGO/
awk -F : '{a=$3+0; if ((a >499)&&(a<10000))print $0}' $ETC/passwd > $FRIGO/passwd
cut -d: -f1 $FRIGO/passwd|while read user; do grep "^$user" $ETC/group >> $FRIGO/group; done
cut -d: -f1 $FRIGO/passwd|while read user; do grep "^$user" $ETC/shadow >> $FRIGO/shadow; done
grep HOSTNAME $ETC/sysconfig/network > $FRIGO/hostname
cp $ETC/hosts $FRIGO/hosts
if [ -d $ETC/ssh ]
then
mkdir $FRIGO/ssh; cp -p $ETC/ssh/ssh_host_* $FRIGO/ssh/
fi
echo "Done."
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