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#! /bin/sh
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# $Id$
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#*********************************************************************
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#
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# make-fai-nfsroot -- create nfsroot directory and add additional packages
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#
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# This script is part of FAI (Fully Automatic Installation)
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# (c) 2000-2001 by Thomas Lange, lange@informatik.uni-koeln.de
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# Universitaet zu Koeln
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#
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#*********************************************************************
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# This program is free software; you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation; either version 2 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful, but
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# WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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# General Public License for more details.
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#
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# A copy of the GNU General Public License is available as
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# `/usr/share/common-licences/GPL' in the Debian GNU/Linux distribution
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# or on the World Wide Web at http://www.gnu.org/copyleft/gpl.html. You
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# can also obtain it by writing to the Free Software Foundation, Inc.,
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# 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
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#*********************************************************************
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# Packages that are install to nfsroot by default
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# Additional packages are defined with $NFSROOT_PACKAGES in fai.conf
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packages="perl-5.005 dhcp-client file rdate cfengine bootpc wget rsh-client less dump ext2resize raidtools2 strace expect5.31 hdparm parted dnsutils grub"
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PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin
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if [ "$UID" -ne 0 ]; then
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echo "Run this program as root."
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exit 9
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fi
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while getopts v opt ; do
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case "$opt" in
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v) verbose=1 ;;
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esac
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done
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set -e
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. /etc/fai.conf
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packages="$packages $NFSROOT_PACKAGES"
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ROOTCMD="chroot $NFSROOT"
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conffile=$NFSROOT/etc/rcS_fai.conf
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export DEBIAN_FRONTEND=Noninteractive
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if [ "$verbose" ]; then
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devnull=/dev/tty
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else
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devnull=/dev/null
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fi
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trap "umount_dirs" EXIT
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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die() {
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echo $*
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exit 99
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}
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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install_kernel_nfsroot() {
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rm -rf $NFSROOT/boot/*-$KERNELVERSION $NFSROOT/lib/modules/$KERNELVERSION
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dpkg -x $KERNELPACKAGE $NFSROOT
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# if $NFROOT/proc/modules exists, then update-modules calls depmod -a without
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# these special flags; so umount first
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umount $NFSROOT/proc
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chroot $NFSROOT update-modules
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chroot $NFSROOT depmod -a -F /boot/System.map-$KERNELVERSION $KERNELVERSION
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}
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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setup_ssh() {
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# nothing to do if no ssh is available in nfsroot
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[ -f $NFSROOT/var/lib/dpkg/info/ssh.list ] || return 0
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mkdir -p -m 700 $NFSROOT/root/.ssh
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[ -f /etc/ssh/ssh_known_hosts ] && cp /etc/ssh/ssh_known_hosts $NFSROOT/root/.ssh/known_hosts
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loguserhome=`eval "cd ~$LOGUSER 2>/dev/null && pwd;true"`
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[ -d $loguserhome/.ssh ] && cp -p $loguserhome/.ssh/identity* $NFSROOT/root/.ssh/
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# enable root login
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perl -pi -e 's/PermitRootLogin no/PermitRootLogin yes/' $NFSROOT/etc/ssh/sshd_config
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if [ -f "$SSH_IDENTITY" ]; then
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cp -p $SSH_IDENTITY $NFSROOT/root/.ssh/authorized_keys
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echo You can log into install clients without password using $SSH_IDENTITY
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fi
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}
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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copy_fai_files() {
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# copy to nfsroot
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perl -pi -e "s/^root::/root:${FAI_ROOTPW}:/" etc/passwd
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mkdir -p $NFSROOT/fai/fai_config $NFSROOT/usr/share/fai
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cd $NFSROOT
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cp -p $LIBFAI/sbin/dhclient-script $LIBFAI/etc/dhclient.conf /etc/fai.conf etc
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cp -p $LIBFAI/sbin/* sbin
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cp -p $LIBFAI/etc/fai_modules_off etc/modutils
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cp -p /usr/share/fai/subroutines usr/share/fai
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cp -p $LIBFAI/etc/apt.conf etc/apt
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cp -p /usr/lib/perl5/Debian/Fai.pm usr/lib/perl5/Debian/
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cp -p /tmp/base?_?.tgz var/tmp
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echo $NFSROOT_ETC_HOSTS >> etc/hosts
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}
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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create_nfsroot() {
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mkdir -p $NFSROOT/fai
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cd $NFSROOT || die "Error: Can't cd to $NFSROOT"
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get_basetgz
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echo -n "Unpacking " ; ls /tmp/base?_?.tgz
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tar -C $NFSROOT -zxpf /tmp/base?_?.tgz
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mknod dev/boot255 c 0 255
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if [ "$FAI_DEBMIRROR" ]; then
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mkdir -p $NFSROOT/$MNTPOINT
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mount -o ro,rsize=8192 $FAI_DEBMIRROR $NFSROOT/$MNTPOINT || die "Can't mount $FAI_DEBMIRROR"
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fi
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# hoaks some packages
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touch etc/fstab etc/raidtab # dump and raidtool2 needs these files
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mkdir -p lib/modules/$KERNELVERSION # dirty trick to hoax lvm
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touch lib/modules/$KERNELVERSION/modules.dep # dirty trick to hoax lvm
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mkdir -p etc/ssh
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touch etc/ssh/NOSERVER
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echo "$FAI_SOURCES_LIST" > etc/apt/sources.list
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upgrade_nfsroot
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copy_fai_files
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# set timezone
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rm -f etc/localtime
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cp -d /etc/localtime /etc/timezone etc
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# make little changes to nfsroot, because nfsroot is
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# read only for the install clients
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rm -rf etc/mtab var/run
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mv etc/init.d/rcS etc/init.d/rcS.orig
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ln -s /proc/mounts etc/mtab
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ln -s /tmp/var/run var/run
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ln -sf /tmp/etc/resolv.conf etc/resolv.conf
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ln -s /sbin/rcS_fai etc/init.d/rcS
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# turn off logging of loading kernel modules
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rmdir var/log/ksymoops/
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ln -s /dev/null var/log/ksymoops
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# definition for loopback device
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echo "iface lo inet loopback" > etc/network/interfaces
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echo "*.* /tmp/syslog.log" > etc/syslog.conf
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echo ". /usr/share/fai/subroutines" >> root/.profile
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setup_ssh
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cat >$NFSROOT/etc/rc2.d/S01fai_abort <<-EOF
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#!/bin/sh
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echo FAI: installation aborted.
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echo reboot with: faireboot
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echo or after a logout
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sh
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cd /
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umount -ar
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reboot -dfi
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EOF
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chmod a+rx $NFSROOT/etc/rc2.d/S01fai_abort
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}
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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upgrade_nfsroot() {
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echo "Upgrading $NFSROOT"
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{
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cp /etc/resolv.conf $NFSROOT/etc
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$ROOTCMD apt-get update
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$ROOTCMD apt-get check
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rm -rf $NFSROOT/etc/pcmcia $NFSROOT/etc/apm
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mount -t proc /proc $NFSROOT/proc
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$ROOTCMD apt-get -y remove pcmcia-cs </dev/null
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# fake start-stop-dameon
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$ROOTCMD dpkg-divert --quiet --package fai --add --rename /sbin/start-stop-daemon
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cp $LIBFAI/sbin/start-stop-daemon $NFSROOT/sbin
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$ROOTCMD apt-get -y upgrade
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} > $devnull
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echo "Adding additional packages to $NFSROOT:"
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echo "$packages"
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{
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$ROOTCMD apt-get -y --fix-missing install $packages </dev/null
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$ROOTCMD apt-get clean
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} > $devnull
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}
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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get_basetgz() {
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[ -f /tmp/base?_?.tgz ] && return
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[ "$FAI_BASETGZ" ] || die "No /tmp/base?_?.tgz found and FAI_BASETGZ not defined."
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case $FAI_BASETGZ in
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ftp:*|http:*)
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echo "Fetching $FAI_BASETGZ via wget. This may take some time."
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TMPBDIR=`mktemp /tmp/FAI-wget-XXXXXX` || exit 1
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rm $TMPBDIR; mkdir $TMPBDIR || exit
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wget -P$TMPBDIR $FAI_BASETGZ
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mv $TMPBDIR/base?_?.tgz /tmp
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rm -rf $TMPBDIR
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;;
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/*/base?_?.tgz)
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rm -f /tmp/base?_?.tgz
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test -r $FAI_BASETGZ || die "Can't read $FAI_BASETGZ. Check FAI_BASETGZ in fai.conf."
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ln -s $FAI_BASETGZ /tmp
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;;
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*)
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die "FAI_BASETGZ in fai.conf is $FAI_BASETGZ and looks very strong."
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;;
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esac
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}
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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umount_dirs() {
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cd /
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sleep 2
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umount $NFSROOT/proc 1>/dev/null 2>&1 || true
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umount $NFSROOT/dev/pts 1>/dev/null 2>&1 ||true
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if [ "$FAI_DEBMIRROR" ]; then
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test -d $NFSROOT/$MNTPOINT && umount $NFSROOT/$MNTPOINT || true
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fi
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# show directories still mounted on nfsroot
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mount | grep " on $NFSROOT " || true
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}
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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# main routine
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if [ -d $NFSROOT/fai ]; then
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echo $NFSROOT already exists. Removing $NFSROOT
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umount $NFSROOT/dev/pts 1>/dev/null 2>&1 || true
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rm -rf $NFSROOT
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fi
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create_nfsroot
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if [ -f $KERNELPACKAGE ]; then
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# create tftp boot images
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install_kernel_nfsroot
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mknbi-linux --verbose $NFSROOT/boot/vmlinuz-$KERNELVERSION /boot/fai/installimage
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# imggen is free software from 3com
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# it converts netboot image to images, that are bootable by 3com network cards
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imggen=`which imggen || true`
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if [ -x $imggen ]; then
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imggen -a /boot/fai/installimage /boot/fai/installimage_3com
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fi
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else
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echo "Kernel package $KERNELPACKAGE not found."
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echo "No install kernel installed in /boot/fai."
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echo "No kernel modules available in nfsroot."
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fi
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echo make-fai-nfsroot finished.
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exit 0
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