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|
#! /bin/bash
#
# Description: Script for generating dxs filesystem by
# cloning from rsync source for Diskless X Stations (v4.0)
#
# Author(s): Dirk von Suchodoletz <dirk@goe.net>, 02-11-2005
# Copyright: (c) 2003, 2005 - RZ Universitaet Freiburg
#
header() {
echo
echo "Welcome to the LD4 installation"
echo
}
# check needed things for installation
precheck() {
# check if running as root
# check for existing programs:
# rsync (server-side) -> which
# ssh, rsync (referenz-system-side) -> not possible in precheck
# nfs-kernel-server, atftpd
# -> not needed for installation
}
# ask question variable_name default_value
ask() {
echo
echo "$1"
echo -n "* [ $3 ] "
read userinput
if [ -z $userinput ] ; then
local back=$3
else
local back=$userinput
fi
{!2}=$back
echo "$2=\"$back\"" >> .config
}
distro_check() {
case "${!1}" in
Debian*|debian*|Sarge*|sarge*)
{!1}=debian
case "${!2}" in
Sarge*|sarge*|3.1*|*)
{!2}=3.1
;;
esac
;;
Ubuntu*|ubuntu*)
{!1}=ubuntu
case "${!2}" in
Breezy*|breezy*|*)
{!2}=5.10
;;
esac
;;
Gentoo*|gentoo*)
{!1}=gentoo
case "${!2}" in
2005*|*)
{!2}=2005.1
;;
esac
;;
SuSE*|suse*|Suse*|SuSe*|SUSE*|*)
{!1}=suse
case "${!2}" in
9*)
{!2}=9.3
;;
10.0)
{!2}=10.0
;;
10*)
{!2}=10.1
;;
esac
;;
esac
}
configure() {
export LANG="c"
if [ -f .config ] ; then
echo -n "Use values from last installation? [Y/n] "
read userinput
if [ "x$userinput" = "xn" ] ; then
cp .config.default .config
fi
else
cp .config.default .config
fi
. .config
if ! [ -z $netmask -a -z $broadcast -a -z $netname -a -z $server ] ; then
ipcfg=( `ifconfig eth0 | grep "inet addr" | sed -e "s,[a-zA-Z]*:,,g"` )
netmask=${ipcfg[3]}
broadcast=${ipcfg[2]}
# quickhack (more intelligent solution needed ...)
netname=`route -n | grep -m 1 eth0 | grep -v "UG" | awk '{ print $1 }'`
server=${ipcfg[1]}
fi
# try to detect server architecture
if [ -z "${server_distro}" ] ; then
for i in /bin/lsb_release /usr/bin/lsb_release; do
if [ -e $i ] ; then
$i > /dev/null 2>&1 || break
server_distro=`. $i -i | sed "s/.*\t//"`
server_distro_ver=`. $i -r | sed "s/.*\t//"`
break
fi
done
fi
# if still no distro name set, try to find it using significant files
if [ -z "${server_distro}" ] ; then
if [ -e ${ROOTDIR}/etc/SuSE-release ] ; then
server_distro=suse
server_distro_ver=`grep "VERSION" /etc/SuSE-release | sed "s/.*= //"`
elif [ -e /etc/lsb-release ] ; then
. /etc/lsb-release
server_distro=${DISTRIB_ID}
server_distro_ver=${DISTRIB_RELEASE}
elif [ -e /etc/debian_version ] ; then
server_distro=debian
server_distro_ver=`cat /etc/debian_version`
fi
fi
ask "Server distribution: " server_distro ${server_distro}
distro_check server_distro server_distro_ver
echo "Using ${server_distro} as server distribution"
# ask for client distro
ask "Client distribution: " client_distro ${client_distro}
distro_check client_distro client_distro_ver
. config-${server_distro}
# das grosse frage-antwort-spiel:
ask "Path for client system: " rootdir $rootdir
ask "Path for tftpboot: " tftpbootdir $tftpbootdir
ask "Which network do you want to use for DXS? (A.B.C.0) " netname $netname
ask "Which netmask should be used? (255.B.C.0): " netmask $netmask
ask "What is your servers IP for NFS, DHCP and TFTP? " server $server
# noetig??
ask "Broadcast Address: " broadcast $broadcast
# evtl. optional?
ask "Where automount home directories from? (A.B.C.D:/home-dir)" amt $server":/home"
ask "Which debug level should be used? " debuglevel $debuglevel
# wo ist das referenzsystem? - was ist default ???
ask "IP + Path to reference system: " rsyncsource "localhost:/"
# hier auch dns-server etc abfragen??
# nfs / nbd / squash-fs?
}
copy_system() {
rsync -avDe ssh --delete --exclude-from=distro-specs/exclude-${client_distro} ${rsyncsource} ${rootdir}
# mksquashfs
}
# setting up server site configuration files etc.
setup_server () {
# dhcp
if [ -f ${dhcpd_conf} ] ; then
echo "Copying old dhcpd.conf to dhcpd.conf.bak"
mv ${dhcpd_conf} ${dhcpd_conf}.bak
fi
cp default_files/dhcpd.conf ${dhcpd_conf}
sed -e "s,@@@server@@@,${server}"
# atftpd
if [ -f ${atftpd_conf} ] ; then
echo "Copying old atftpd config file to ${atftpd_conf}.bak"
cp ${atftpd_conf} ${atftpd_conf}.bak
fi
sed -e 's,/tftpboot,${tftpbootdir},' -i ${atftpd_conf}
# nfs
exports_conf="/etc/exports"
if [ -f ${exports_conf} ] ; then
echo "Copying old nfs export file to ${exports_conf}.bak"
mv ${exports_conf} ${exports_conf}.bak
fi
# make services start
}
create_initrd() {
}
## ------ MAIN ------ ##
header
precheck #(run as root, rsync etc.)
configure
copy_system
setup_server
create_initrd
|