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#!/bin/bash
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# $Id$
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#*********************************************************************
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#
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# fai -- main installation script executed after booting
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#
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# This script is part of FAI (Fully Automatic Installation)
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# (c) 1999-2007 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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#set -xv # for full debugging
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export PATH=/usr/local/sbin:/usr/local/bin:/usr/lib/fai:/bin:/sbin:/usr/bin:/usr/sbin:
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# some variables
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export FAI_VERSION=FAIVERSIONSTRING
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stamp=/var/run/fai/FAI_INSTALLATION_IN_PROGRESS
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romountopt="-o async,noatime,nolock,ro,actimeo=1800"
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export faimond=0
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export renewclass=0
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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fai_init() {
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set -a # now export all variables
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umask 022
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if [ ! -d "$FAI_ETC_DIR" ]; then
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echo "$FAI_ETC_DIR is not a directory"
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exit 6
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fi
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[ -f $FAI_ETC_DIR/fai.conf ] && . $FAI_ETC_DIR/fai.conf
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if [ -f /etc/RUNNING_FROM_FAICD ]; then # we are booting from fai cd
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umount /initrd
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romountopt=
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FAI_DEBMIRROR="--bind /media/mirror"
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MNTPOINT=/media/mirror
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FAI_CONFIG_SRC="file://$FAI" # on a fai-cd the config space is already available
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fi
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# some variables from are not needed any more
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#unset FAI_CONFIGDIR
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# read subroutine definitions
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local sub=/usr/lib/fai/subroutines
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[ -f $sub ] && . $sub
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[ -f $sub-linux ] && . $sub-linux
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[ -f "$stamp" ] && {
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echo "$0 already running, aborting"
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exit 1
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}
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DEBIAN_FRONTEND=noninteractive
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# local disks are mounted to $FAI_ROOT
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if [ -z "$FAI_ROOT" ] ; then
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[ $do_init_tasks -eq 1 ] && FAI_ROOT=/tmp/target || FAI_ROOT=/
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fi
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# executed command in the environment of the new system
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ROOTCMD="chroot $FAI_ROOT"
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# no chroot needed
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[ "$FAI_ROOT" = '/' ] && ROOTCMD=
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target=$FAI_ROOT
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if [ X$action = Xdirinstall -a -n "$newhostname" ]; then
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HOSTNAME=$newhostname
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HOST=$newhostname
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unset newhostname
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echo "Hostname set to $HOST" | tee -a $LOGDIR/fai.log
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fi
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if [ $do_init_tasks -eq 1 ]; then
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trap 'echo "Now rebooting";faireboot' INT QUIT
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else
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trap "echo 'Aborted';rm -f $stamp" INT QUIT
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fi
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if [ $do_init_tasks -eq 1 ]; then
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eval_cmdline
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# if HOST was specified on the commandline, set hostname to it
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if [ -n "$HOST" ]; then
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HOSTNAME=$HOST
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hostname $HOST
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echo "Hostname set to $HOST" | tee -a $LOGDIR/fai.log
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fi
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mount -t sysfs sysfs /sys
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# we really need to start udev
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[ -x /etc/init.d/udev ] && /etc/init.d/udev start
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[ -d /var/run/network ] || mkdir /var/run/network
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[ -d /dev/shm/network ] || mkdir /dev/shm/network # when using initrd kernels
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ifup lo
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[ -x /sbin/portmap ] && /sbin/portmap
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mount -t devpts devpts /dev/pts
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cat /proc/kmsg >/dev/tty4 &
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fi
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# since HOSTNAME may change define classes now, so we can call hooks before fai-class is called
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[ -z "$classes" ] && classes="DEFAULT $(uname -s | tr a-z A-Z) $HOSTNAME LAST"
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prcopyleft
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save_dmesg
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}
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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usage() {
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cat <<-EOF
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fai $FAI_VERSION. Copyright (C) 1999-2006 Thomas Lange
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Usage: $0 [options] [action]
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Options:
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-v|--verbose display more information during the update
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-h|--help display this help message
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-N|--new renew list of classes
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-c|--class comma separated list of classes
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-C|--cfdir CFDIR Use CFDIR for reading the config files
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EOF
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exit 0
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}
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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fstart() {
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# these tasks can define variables, that are needed later
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[ -n "$etc_message" ] && echo ""
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echo "$etc_message"
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[ $do_init_tasks -eq 1 ] || echo "Using configuration files from $FAI_ETC_DIR"
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unset etc_message
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task confdir
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task setup
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task defclass
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unset cmdlineclasses renewclass
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[ $do_init_tasks -eq 1 ] && set_disk_info
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task defvar
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[ $do_init_tasks -eq 1 ] && load_keymap_consolechars
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}
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# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
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# Main routine
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# Parse commandline options
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TEMP=$(getopt -o u:Nhvc:C: --long hostname:,new,help,verbose,class:,cfdir: -n "$0" -- "$@")
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if [ $? != 0 ] ; then echo "Terminating..." >&2 ; exit 1 ; fi
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# Note the quotes around `$TEMP': they are essential!
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eval set -- "$TEMP"
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unset TEMP
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while true ; do
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case "$1" in
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-h|--help)
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shift
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usage
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;;
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-v|--verbose)
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shift
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export verbose=1
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;;
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-N|--new)
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shift
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renewclass=1
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;;
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-C|--cfdir)
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shift
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cfdir=$1
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shift
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;;
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-c|--class)
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if [ $renewclass -eq 1 ]; then
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echo "You can't use -c|--classes and -N|--new at the same time."
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exit 9
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fi
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shift
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export cmdlineclasses=$1
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shift
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cmdlineclasses=${cmdlineclasses//,/ }
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;;
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-u|--hostname)
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shift
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export newhostname=$1
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shift
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;;
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--)
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shift
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break
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;;
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*)
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echo "$0: command line parsing error ! $@"
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exit 1
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;;
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esac
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done
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# use FAI_ETC_DIR from environment variable
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if [ -n "$FAI_ETC_DIR" -a -z "$cfdir" ]; then
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# print this message later so it gets into the log files
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etc_message="Using environment variable \$FAI_ETC_DIR."
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fi
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[ -n "$cfdir" ] && FAI_ETC_DIR=$cfdir
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unset cfdir
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: ${FAI_ETC_DIR:=/etc/fai}
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FAI_ETC_DIR=$(readlink -f $FAI_ETC_DIR) # canonicalize path
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export FAI_ETC_DIR
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# override FAI_ACTION later if a command line argument is given
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[ "$1" ] && action=$1
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[ "$2" ] && export FAI_ROOT=$2 # only used for dirinstall
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if [ X$action = Xdirinstall ]; then
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if [ -z "$FAI_ROOT" ]; then
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echo "Please specify a target directory. Aborted"
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exit 3
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fi
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export NFSROOT=$(source $FAI_ETC_DIR/make-fai-nfsroot.conf; echo $NFSROOT)
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fi
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if [ $(id -u) != "0" ]; then
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echo "Run this program as root."
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exit 1
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fi
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# exit if we do not run from nfsroot and no parameter is given
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if [ ! -f /.THIS_IS_THE_FAI_NFSROOT -a "X$1" = "X" ]; then
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echo "Please give more parameters if not run from the nfsroot."
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exit 2
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fi
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# are we called as an init substitute ?
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export do_init_tasks=0
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[ "$0" = "/etc/init.d/rcS" ] && do_init_tasks=1
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if [ $do_init_tasks -eq 1 ]; then
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renewclass=1 # always renew class list when installing
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fi
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export start_seconds=$(cut -d . -f 1 /proc/uptime)
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[ -d /var/run/fai ] || mkdir /var/run/fai
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export LOGDIR=/var/log/fai/current
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[ -d $LOGDIR ] && rm -rf $LOGDIR
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mkdir -p $LOGDIR
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# for compability, can be removed later
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if [ $do_init_tasks -eq 1 ]; then
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mkdir /tmp/fai
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mount --bind $LOGDIR /tmp/fai
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fi
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fai_init
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if [ X$action = Xdirinstall ]; then
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skiptask confdir
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export FAI=$FAI_CONFIGDIR
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set -a
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clean_exit() {
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rm -f $stamp
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[ -z "$FAI_ROOT" ] && return
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[ -d $FAI_ROOT/proc/self ] && umount $FAI_ROOT/proc $FAI_ROOT/sys
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[ -f /etc/init.d/udev ] && umount $FAI_ROOT/dev
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}
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trap 'clean_exit' EXIT
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fi
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mkfifo $LOGDIR/logfifo
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tee -a $LOGDIR/fai.log < $LOGDIR/logfifo &
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# in bash &> redirect stdout and stderr to file
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fstart &> $LOGDIR/logfifo
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rm $LOGDIR/logfifo
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sleep 1 # wait for tee to complete. One second should be ok
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# old code
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# {
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# # a bash group command with { does not work on sparc
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# task confdir
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# task setup
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# task defclass
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# task defvar
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# load_keymap_consolechars
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# set_disk_info
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# } > >( tee -a $LOGDIR/fai.log ) 2>&1
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[ "$action" ] && export FAI_ACTION=$action
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unset action
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task action 2>&1 | tee -a $LOGDIR/fai.log
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[ -L "/var/run/fai/current_config" ] && rm -f "/var/run/fai/current_config"
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echo "End of $0"
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