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beyerle@PS |
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#!/bin/bash
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#
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###############################################################
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#
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# Restore the system to a usable and bootable installation
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#
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# Urs Beyerle, PSI
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#
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###############################################################
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# source livecd.conf
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. livecd.conf
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###############################################################
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function usage() {
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## Usage
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# ----------------------------------------------------------
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cat <<EOF
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Options:
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-h: print this screen
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-psi: customize for PSI Live CD
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EOF
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}
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###############################################################
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### read options from command-line
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PSI=""
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while [ $# -gt 0 ]; do
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case "$1" in
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-h)
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usage; exit;;
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-psi)
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PSI=true; shift; continue;;
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*)
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usage; exit;;
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esac
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done
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###############################################################
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### check if I run inside my directory
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if [ ! -x $( basename $0 ) ]; then
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echo "Please run $( basename $0 ) within its directory"
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exit 1
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fi
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LIVECD_DIR=$( pwd )
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### restore /etc/rc.d/rc.sysinit
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cp /etc/rc.d/rc.sysinit.ori /etc/rc.d/rc.sysinit
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### enable ssh again
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chkconfig sshd on 2>/dev/null
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### create link to liblinuxlive
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mkdir -p /livecd/live
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rm -f /livecd/live/liblinuxlive
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ln -s $LIVECD_DIR/linux-live.sl/initrd/liblinuxlive /livecd/live/liblinuxlive
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### restore /etc/resolv.conf
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mv -f /etc/resolv.conf.ori /etc/resolv.conf
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### move /etc/yum.repos.d, it will interfere with our yum.conf.psi
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if [ -d /etc/yum.repos.d ]; then
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rm -rf /etc/yum.repos.d.ori
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mv -f /etc/yum.repos.d /etc/yum.repos.d.ori
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fi
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### restore folders from /mini
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if [ -f /mini/usr/share/info/bash.info.gz ]; then
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./mini-livecd.sh -restore
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fi
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### restore cronjobs
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mv /etc/cron_backup/sysstat /etc/cron.d/ 2>/dev/null
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mv /etc/cron_backup/00-makewhatis.cron.weekly /etc/cron.weekly/00-makewhatis.cron 2>/dev/null
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mv /etc/cron_backup/* /etc/cron.daily/
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### special file for PSI
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if [ $PSI ]; then
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echo "root" > /etc/security/users
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fi
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### set root password again
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[ $SET_ROOTPWD ] && passwd
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[ ! $SET_ROOTPWD ] && echo "Please note: root password is unset, run passwd to set it again."
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