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fai-make-nfsroot
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fai-make-nfsroot
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#! /bin/bash
#*********************************************************************
#
# fai-make-nfsroot -- create nfsroot directory and add additional packages
#
# This script is part of FAI (Fully Automatic Installation)
# (c) 2000-2018 by Thomas Lange, lange@informatik.uni-koeln.de
# Universitaet zu Koeln
# (c) 2004 by Henning Glawe, glaweh@physik.fu-berlin.de
# Freie Universitaet Berlin
#
#*********************************************************************
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
# General Public License for more details.
#
# A copy of the GNU General Public License is available as
# `/usr/share/common-licences/GPL' in the Debian GNU/Linux distribution
# or on the World Wide Web at http://www.gnu.org/copyleft/gpl.html. You
# can also obtain it by writing to the Free Software Foundation, Inc.,
# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
#*********************************************************************
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
usage() {
cat <<-EOF
Copyright (C) 1999-2018 Thomas Lange
Usage: fai-make-nfsroot [OPTIONS]
Create an NFSROOT for FAI.
Read the man pages pages fai-make-nfsroot(8).
EOF
exit 0
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
die() {
local e=$1 # first parameter is the exit code
shift
echo "ERROR: $@"
echo "Log file written to /var/log/fai/fai-make-nfsroot.log"
exit $e
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
check_nfsroot() {
set +e
# simple test, to see if important thing are available inside the nfsroot
if [ ! -x $NFSROOT/usr/bin/dracut ]; then
die 1 "dracut was not installed into the nfsroot."
fi
if [ ! -e $NFSROOT/sbin/init ]; then
die 1 "sysvinit-core was not installed into the nfsroot."
fi
readlink $NFSROOT/sbin/init | grep -q systemd
if [ $? -eq 0 ]; then
die 1 "Do not use systemd inside the nfsroot."
fi
echo "FAI packages and related packages inside the nfsroot:"
$ROOTCMD dpkg-query -W -f='${Package;-18} ${Version}\n' fai-client fai-nfsroot fai-setup-storage dracut-network dracut 2>/dev/null
# check if all important packages are installed
n=$($ROOTCMD dpkg-query -l fai-client fai-nfsroot fai-setup-storage dracut-network dracut 2>/dev/null|egrep ^ii |wc -l)
if [ $n -ne 5 ]; then
echo "ERROR: Some essential pacakges are missing."
bad_exit
fi
local files=$(ls $NFSROOT/boot/initrd* 2>/dev/null)
[ -z "$files" ] && die 1 "No initrd installed."
egrep -q "^ERROR: |^E: Sub-process |^dpkg: error processing |^dpkg: dependency problems" /var/log/fai/fai-make-nfsroot.log && bad_exit
return 0
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
PATH=/usr/local/bin:/usr/local/sbin:/bin:/sbin:/usr/bin:/usr/sbin
merror="properly"
exitcode=0
sshpreserve=0
adjust=0
generic=0
force=0
usexz=1
full=1
# option e currently does nothing
while getopts aghervC:B:fkKpPUzsN opt ; do
case "$opt" in
a) adjust=1 ;;
g) generic=1 ;;
z) usexz=0 ;;
C) cfdir=$OPTARG ;;
B) basetgz=$OPTARG ;;
v) verbose=1 ; v=-v ;;
U) die 1 "Option -U is not supported any more." ;;
r) die 1 "Option -r is not supported any more." ;;
f) force=1 ;;
k) kinstall=1 ;;
K) kremove=1;;
N) nonfree=NONFREE ;;
h) usage ;;
e) expert=1 ;; # a dummy option, that only fai-setup uses
p) sshpreserve=1 ;;
P) sshpreserve=2 ;;
s) full=0 ;; # do only install a smaller list of packages
?) exit 5 ;; # error in option parsing
esac
done
[ $(id -u) != "0" ] && die 9 "Run this program as root."
set -e
shopt -s nullglob
# use FAI_ETC_DIR from environment variable
if [ -n "$FAI_ETC_DIR" -a -z "$cfdir" ]; then
echo "Using environment variable \$FAI_ETC_DIR."
fi
[ -z "$cfdir" ] && cfdir=${FAI_ETC_DIR:=/etc/fai}
cfdir=$(readlink -f $cfdir) # canonicalize path
[ ! -d "$cfdir" ] && die 6 "$cfdir is not a directory"
[ X$verbose = X1 ] && echo "Using configuration files from $cfdir"
. $cfdir/fai.conf
: ${FAI:=/var/lib/fai/config} # default value
: ${MNTPOINT:=/media/mirror} # default value
# read config file for this tool
[ -f "$cfdir/nfsroot.conf" ] || die 8 "Can't read $cfdir/nfsroot.conf"
. $cfdir/nfsroot.conf
# IMO this may be removed, since all information should be included into sources.list
[ -z "$NFSROOT" ] && die 1 "\$NFSROOT is not set. Please check your settings in $cfdir/nfsroot.conf."
[ -z "$TFTPROOT" ] && die 1 "\$TFTPROOT is not set. Please check your settings in $cfdir/nfsroot.conf."
[ ! -d "$cfdir/apt" ] && die 1 "$cfdir/apt/ does not exists. Can't continue."
oldnfsroot=$NFSROOT
deldir=$NFSROOT
ROOTCMD="chroot $NFSROOT"
export DEBIAN_FRONTEND=noninteractive
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
adjust_nfsroot() {
# add install server specific data (like network parameters) into the nfsroot
# a generic nfsroot must already be available
trap '' EXIT
add_etc_hosts_entries
set_root_pw
call_verbose setup_ssh
exit 0
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
bad_exit() {
merror="with errors"
exitcode=1
echo "An error occured during fai-make-nfsroot."
echo "Please fix the error or try fai-make-nfsroot -v"
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
call_verbose() {
if [ X$verbose = X1 ]; then
"$@"
return $?
else
"$@" > /dev/null
return $?
fi
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
setclasses() {
local iarch distro c
# Export all the information we have about the system
iarch=$($ROOTCMD dpkg --print-architecture|tr /a-z/ /A-Z/)
distro=$(. $NFSROOT/etc/os-release; echo ${ID} ${ID}_${VERSION_ID} | tr '[:lower:].' '[:upper:]_')
# do we want to install the full list of packages?
if [ $full = 1 ]; then
c=FULL
fi
export classes="NFSROOT $c $iarch $distro $nonfree"
if [ X$verbose = X1 ] ; then
echo Classes are set to $classes
fi
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
setup_ssh() {
# nothing to do if no ssh is available in nfsroot
[ -f $NFSROOT/usr/bin/ssh ] || return 0
# enable root login
sed -i -e '/PermitRootLogin/d' $NFSROOT/etc/ssh/sshd_config
ainsl $NFSROOT/etc/ssh/sshd_config 'PermitRootLogin yes'
if [ $sshpreserve -ge 1 ]; then
tar -C $NFSROOT -xf $tmptar
rm $tmptar
return 0
fi
mkdir -p -m 700 $NFSROOT/root/.ssh
if [ -n "$LOGUSER" ] ; then
loguserhome=$(eval "cd ~$LOGUSER 2>/dev/null && pwd;true")
[ -f $loguserhome/.ssh/known_hosts ] && cp $loguserhome/.ssh/known_hosts $NFSROOT/root/.ssh/known_hosts
[ -d $loguserhome/.ssh ] && {
[ -f $loguserhome/.ssh/id_ed25519 ] &&
cp -p $loguserhome/.ssh/id_ed25519* $NFSROOT/root/.ssh/
[ -f $loguserhome/.ssh/id_rsa ] &&
cp -p $loguserhome/.ssh/id_rsa* $NFSROOT/root/.ssh/
}
fi
if [ -f "$SSH_IDENTITY" ]; then
install -m0644 $SSH_IDENTITY $NFSROOT/root/.ssh/authorized_keys
echo You can log into install clients without password using $SSH_IDENTITY
fi
# seting StrictHostKeyChecking to no inside the nfsroot would enable
# easy login to the install server even if the host key is not known
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
set_root_pw() {
[ $generic = 1 ] && return # do nothing here if we generate a generic nfsroot
# set root pw inside the nfsroot
$ROOTCMD usermod -p "$FAI_ROOTPW" root
return # do not copy fai files at all
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
call_debootstrap() {
local targetarch hostarch1 hostarch2 _debootstrap
[ -z "$FAI_DEBOOTSTRAP" ] && die 4 "\$FAI_DEBOOTSTRAP not defined."
# check if NFSROOT directory is mounted with bad options
fs=$(df -P $NFSROOT | tail -1 | awk '{print $6}')
if mount | grep "on $fs " | awk '{print $6}' | egrep -q "nosuid|nodev"; then
die 1 "NFSROOT directory $NFSROOT is mounted using nosuid or nodev. Aborting"
fi
local dversion=$(dpkg-query -Wf '${Version}\n' debootstrap)
echo "Creating base system using debootstrap version $dversion"
# Check if we need cross architecture debootstrap
targetarch=$(expr "$FAI_DEBOOTSTRAP_OPTS" : '.*--arch=\([^[:space:]]*\)' || true)
hostarch1=$(dpkg --print-architecture)
hostarch2=$(dpkg --print-foreign-architectures)
_debootstrap=qemu-debootstrap
if [ -z "$targetarch" ]; then
_debootstrap=debootstrap
else
if [ $targetarch = $hostarch1 -o $targetarch = $hostarch2 ]; then
_debootstrap=debootstrap
fi
fi
if [ $_debootstrap = "qemu-debootstrap" ]; then
if ! type -P $_debootstrap >/dev/null; then
die 1 "qemu-debootstrap not found. Please install the package qemu-user-static."
fi
fi
echo "Calling $_debootstrap $FAI_DEBOOTSTRAP_OPTS $1 $NFSROOT $2"
LC_ALL=C call_verbose $_debootstrap $FAI_DEBOOTSTRAP_OPTS $1 $NFSROOT $2
if [ $? -ne 0 ]; then
echo "ERROR: $_debootstrap did not complete successfully."
echo "This is mostly caused by a broken mirror."
echo "Please check your mirror or use an official mirror."
[ X$verbose = X1 ] || echo "Call fai-make-nfsroot -v for better debugging."
exit 10
fi
if [ ! -f $NFSROOT/usr/bin/apt-get ]; then
echo "No apt-get executable available inside the NFSROOT."
echo "Maybe $_debootstrap did not finish successfully. Aborting."
[ X$verbose = X1 ] || echo "Call fai-make-nfsroot -v for better debugging."
exit 11
fi
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
add_etc_hosts_entries() {
# some default entries
ainsl -as $NFSROOT/etc/hosts "127.0.0.1 localhost"
ainsl $NFSROOT/etc/hosts "# Following entries are specific to your environment"
ainsl $v $NFSROOT/etc/hosts "$NFSROOT_ETC_HOSTS"
# add entries for all network devices
local ips=$(ip addr show up| grep -w inet | cut -d t -f 2 | cut -d ' ' -f 2 | cut -d / -f 1 | grep -v 127.0.0.1)
local line
for eth in $ips; do
line=$(getent hosts $eth || true)
if [ -n "$line" ] ; then
ainsl $v $NFSROOT/etc/hosts "$line"
else
echo "Warning: no hostname for $eth found, not adding to /etc/hosts."
fi
done
if [ -f /etc/resolv.conf ]; then
cp -Lp $v /etc/resolv.conf $NFSROOT/etc/resolv.conf-installserver
cp -Lp $v /etc/resolv.conf $NFSROOT/etc/resolv.conf # this is needed during fai-make-nfsroot
fi
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
create_base() {
[ ! -x "$(which debootstrap)" ] && die 1 "Can't find debootstrap command. Aborting."
call_debootstrap $FAI_DEBOOTSTRAP
$ROOTCMD apt-get clean
rm -f $NFSROOT/etc/resolv.conf $NFSROOT/etc/hostname $NFSROOT/etc/udev/rules.d/70-persistent-net.rules
if [ $usexz -eq 0 ]; then
echo "Creating base.tar.gz"
else
echo "Creating base.tar.xz"
fi
tar --xattrs --acls --one-file-system -C $NFSROOT -cf $NFSROOT/var/tmp/base.tar --exclude etc/machine-id --exclude var/tmp/base.tar --exclude 'var/lib/apt/lists/*_*' .
if [ $usexz -eq 1 ]; then
nice xz -q $NFSROOT/var/tmp/base.tar &
else
nice gzip $NFSROOT/var/tmp/base.tar &
fi
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
extract_base() {
if [ ! -r "$basetgz" ] ; then
die 7 "Specified $basetgz could not be used."
fi
if cd $NFSROOT ; then
printf "Extracting $basetgz: "
case $basetgz in
*tar.gz|*.tgz)
tar --xattrs --acls --xattrs-include=* -C $NFSROOT -zxpf "$basetgz" || die 1 "Error while extracting ${basetgz} in ${NFSROOT}."
cp -p "$basetgz" $NFSROOT/var/tmp/base.tar.gz
;;
*tar.xz|*.txz)
tar --xattrs --acls --xattrs-include=* -C $NFSROOT -Jxpf "$basetgz" || die 1 "Error while extracting ${basetgz} in ${NFSROOT}."
cp -p "$basetgz" $NFSROOT/var/tmp/base.tar.xz
;;
esac
echo done
fi
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
create_nfsroot() {
local fslist
mkdir -p $NFSROOT/$FAI
cd $NFSROOT || die 1 "Can't cd to $NFSROOT"
if [ -n "$basetgz" ] ; then
extract_base
else
create_base
fi
touch .THIS_IS_THE_FAI_NFSROOT
# save the list of all packages in the base.tar.gz
$ROOTCMD dpkg --get-selections | awk '/install$/ {print $1}' > var/tmp/base-pkgs.lis
if [ -n "$FAI_DEBMIRROR" ]; then
[ X$verbose = X1 ] && echo "Mounting $FAI_DEBMIRROR to $NFSROOT/$MNTPOINT."
mkdir -p $NFSROOT/$MNTPOINT
mount -o ro,noatime $FAI_DEBMIRROR $NFSROOT/$MNTPOINT || \
die 1 "Can't mount $FAI_DEBMIRROR to $NFSROOT/$MNTPOINT."
fi
# liloconfig, dump needs this file
> etc/fstab
# we need these option before installing the first package. So we
# can't put this into fai-nfsroot /etc/apt/apt.conf.d/90fai
cat >$NFSROOT/etc/apt/apt.conf.d/10fai <<EOF
APT::Install-Recommends no;
APT::Get::AllowUnauthenticated true;
Acquire::AllowInsecureRepositories "true";
Aptitude::CmdLine::Ignore-Trust-Violations yes;
Acquire::Languages none;
Acquire::Check-Valid-Until false;
EOF
# currently we do not want to use systemd, but CD booting, also we
# do not need all those filesystems inside the initrd
mkdir $NFSROOT/etc/dracut.conf.d
echo 'omit_dracutmodules+="dracut-systemd systemd systemd-initrd systemd-networkd systemd-initrd"' > $NFSROOT/etc/dracut.conf.d/12-no-systemd.conf
if [ $full = 1 ];then
echo 'add_dracutmodules+=" livenet "' > $NFSROOT/etc/dracut.conf.d/13-add-cd-support.conf
fslist="nfs lockd ext4"
else
echo 'add_dracutmodules+=" dmsquash-live "' > $NFSROOT/etc/dracut.conf.d/13-add-cd-support.conf
fslist="ext4"
fi
echo 'hostonly="no"' > $NFSROOT/etc/dracut.conf.d/20-generic-image.conf
cat <<EOF > $NFSROOT/etc/dracut.conf.d/01-omit.conf
omit_dracutmodules+=" btrfs crypt dash lvm resume usrmount modsign mdraid shutdown dracut-systemd systemd systemd-initrd systemd-networkd systemd-initrd "
filesystems="$fslist"
EOF
local fname=$(readlink -f $cfdir/apt/sources.list)
if [ -d $fname ]; then
fcopy -s $cfdir/apt -t $NFSROOT/etc/apt sources.list
else
# this copies sources.list into the nfsroot
cp -aL $cfdir/apt $NFSROOT/etc
fi
add_etc_hosts_entries
# use a proxy if variable is defined
if [ -n "$APTPROXY" ]; then
echo "Acquire::http::Proxy \"$APTPROXY\";" > $NFSROOT/etc/apt/apt.conf.d/02proxy
fi
[ X$verbose = X1 ] && echo "Upgrading $NFSROOT"
LC_ALL=C call_verbose upgrade_nfsroot
LC_ALL=C add_packages_nfsroot
set_root_pw
# set timezone in nfsroot
cp -fH /etc/timezone etc/timezone
cp -a /etc/localtime etc/localtime
ln -sf /proc/mounts etc/mtab
ln -s /usr/sbin/fai etc/init.d/rcS
echo "AUTO -all" > etc/mdadm/mdadm.conf # do not activate RAID arrays
# this second rm of the same file is needed!
rm -f etc/udev/rules.d/70-persistent-net.rules
# remove Ubuntu-specific rules to auto-start volume groups, which confuses
# setup-storage
rm -f lib/udev/rules.d/85-lvm2.rules
# definition for loopback device
echo "iface lo inet loopback" > etc/network/interfaces
cat >> root/.profile <<-EOF
PATH=/usr/local/sbin:/usr/local/bin:/usr/lib/fai:/bin:/sbin:/usr/bin:/usr/sbin:
export PATH
. /usr/lib/fai/subroutines
set -a
. /tmp/fai/variables.log 2>/dev/null
EOF
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
upgrade_nfsroot() {
local nfscommon
mount -t proc /proc $NFSROOT/proc
mount -t sysfs /sys $NFSROOT/sys
mount -t devpts devpts $NFSROOT/dev/pts
/usr/lib/fai/mkramdisk $NFSROOT/var/lib/dpkg $NFSROOT/var/cache
mkdir $NFSROOT/etc/mdadm; touch $NFSROOT/etc/mdadm/mdadm.conf # stop mdadm from calling mkconf
# add any 3rd party repository keys that you may need installed into the NFSROOT
if [ -d $cfdir/apt/keys ]; then
local f
for f in `find $cfdir/apt/keys -type f -name '*.asc'`; do
cp $f $NFSROOT/etc/apt/trusted.gpg.d
done
fi
# if we have the keyring on the host, install the key of the fai-project.org package repository
if [ -n "$(apt-key list 074BCDE4 2>/dev/null)" ]; then
HOME=/root apt-key export 074BCDE4 > $NFSROOT/etc/apt/trusted.gpg.d/fai-project.asc
fi
if [ $full = 1 ];then
nfscommon=nfs-common
fi
$ROOTCMD apt-get update
# fai-nfsroot must be sucessfully installed before anything else
$ROOTCMD apt-get -yf --no-install-recommends install fai-nfsroot dracut-network dracut-config-generic $nfscommon
$ROOTCMD apt-get -y dist-upgrade
fdivert /usr/sbin/update-grub
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
add_packages_nfsroot() {
export FAI_ROOT=$NFSROOT
local err
setclasses
$ROOTCMD apt-cache dumpavail > $NFSROOT/var/lib/dpkg/available
install_packages -l -p$cfdir > $NFSROOT/var/tmp/packages.nfsroot
echo "Adding additional packages to $NFSROOT:"
cat $NFSROOT/var/tmp/packages.nfsroot
set +e
call_verbose install_packages $v -p$cfdir
err=$?
if [ $err -ne 0 ]; then
die 12 "install_packages had exit code: $err"
fi
rm $NFSROOT/var/lib/dpkg/available
set -e
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
umount_dirs() {
cd /
[ -d $NFSROOT/proc/self ] && umount $NFSROOT/proc
[ -d $NFSROOT/sys/class ] && umount $NFSROOT/sys
[ -d $NFSROOT/proc/self ] && die 1 "/proc still mounted inside the nfsroot."
umount $NFSROOT/dev/pts 2> /dev/null || true
if mount | grep -q "on $NFSROOT/var/lib/dpkg type tmpfs" ; then
/usr/lib/fai/mkramdisk -u $NFSROOT/var/lib/dpkg $NFSROOT/var/cache
fi
if [ -n "$FAI_DEBMIRROR" ]; then
test -d $NFSROOT/$MNTPOINT && umount $NFSROOT/$MNTPOINT || true
rmdir $NFSROOT/$MNTPOINT || true
fi
# show directories still mounted on nfsroot
mount | grep " on $NFSROOT " || true
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
setup_tftp(){
# tftp environment
rm -f $NFSROOT/boot/*.bak
mkdir -p $TFTPROOT/pxelinux.cfg
chmod a+r $NFSROOT/boot/initrd.img-* || die 9 "No initrd was created. Check the package name of the linux-image package in /etc/fai/NFSROOT."
cp -p $v $NFSROOT/boot/vmlinu?-* $NFSROOT/boot/initrd.img-* $TFTPROOT
cp -u $v $NFSROOT/usr/lib/PXELINUX/pxelinux.0 $TFTPROOT
if [ -f $NFSROOT/usr/lib/syslinux/modules/bios/ldlinux.c32 ]; then
cp -u $NFSROOT/usr/lib/syslinux/modules/bios/ldlinux.c32 $TFTPROOT
fi
if [ X$verbose = X1 ]; then
echo "TFTP environment prepared. Enable DHCP and start the TFTP daemon on root $TFTPROOT."
fi
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
fdivert() {
local item
for item in "$@"; do
LC_ALL=C $ROOTCMD dpkg-divert --quiet --add --rename $item
done
}
# - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -
run_hooks() {
local file
[ -z "$NFSROOT_HOOKS" ] && return 0
[ -d "$NFSROOT_HOOKS" ] || return 0
echo "Running hooks..."
for file in $(run-parts --lsbsysinit --list "$NFSROOT_HOOKS"); do
. $file $v
done
}
# - - - - - - - - - - - - - - - - - - - - - - - - - -
write_variables() {
local varfile=/var/log/fai/variables
local fai_version=$($ROOTCMD dpkg-query -W -f='${Version}' fai-client)
# remove old values from file
[ -s $varfile ] && sed -i -e '/FAI_VERSION/d' -e '/NFSROOT/d' $varfile
echo "FAI_VERSION=$fai_version" >> $varfile
echo "NFSROOT=$NFSROOT" >> $varfile
}
# - - - - - - - - - - - - - - - - - - - - - - - - - -
# main routine
trap 'echo "Aborting";umount_dirs' EXIT
trap "bad_exit" ERR
[ $adjust = 1 ] && adjust_nfsroot
# remove all kernels from nfsroot
[ -n "$kremove" ] && {
echo "Removing all kernels from NFSROOT."
LC_ALL=C $ROOTCMD apt-cache dumpavail > $NFSROOT/var/lib/dpkg/available
LC_ALL=C $ROOTCMD apt-get -qq purge linux-image\*
rm $NFSROOT/var/lib/dpkg/available
exit
}
# just upgrade the nfsroot and install packages into it
[ -n "$kinstall" ] && {
trap "true" EXIT
echo "Upgrading nfsroot and installing new packages into the nfsroot."
$ROOTCMD apt-get update
$ROOTCMD apt-get -y dist-upgrade
LC_ALL=C add_packages_nfsroot
setup_tftp
run_hooks
umount_dirs
trap "true" EXIT
echo "fai-make-nfsroot finished $merror."
exit $exitcode
}
# repeat message, so it will appear in the log file
rm -f /var/log/fai/fai-make-nfsroot.log
[ X$verbose = X1 ] && echo "Using configuration files from $cfdir" > /var/log/fai/fai-make-nfsroot.log
{
if [ -d $NFSROOT ] && [ "$force" -ne 1 ] ; then
echo "-----------------------------------------------------------------"
echo "Error: $NFSROOT exists already." >&2
echo "Neither force nor update option present, exiting." >&2
echo "-----------------------------------------------------------------"
echo "NOTE: Use -f option to force overwriting an existing nfsroot."
echo " Use -k option to update/install packages defined in NFSROOT config."
exit 1
fi
echo "Creating FAI nfsroot in $NFSROOT"
if [ $sshpreserve -ge 1 ]; then
[ -d $NFSROOT/root/.ssh ] || echo "Cannot preserve non-existing $NFSROOT/root/.ssh."
tmptar=$(mktemp) || die 12 "Cannot create tmp file"
pdirs="root/.ssh"
if [ $sshpreserve -eq 2 ]; then
pdirs="root/.ssh etc/ssh/ssh_host_*"
fi
[ X$verbose = X1 ] && echo "Preserving $pdirs from inside the nfsroot."
cd $NFSROOT # needed for * in $pdirs to work
tar -C $NFSROOT -cf $tmptar $pdirs
cd -
fi
if [ -d $NFSROOT/proc ]; then
umount $NFSROOT/dev/pts 1>/dev/null 2>&1 || true
[ -L $NFSROOT/proc/self ] && umount $NFSROOT/proc || true
[ -L $NFSROOT/proc/self ] && die 1 "/proc is still mounted inside the nfsroot."
umount $NFSROOT/$MNTPOINT 2>/dev/null || true # it's safer to try to umount
# remove old nfsroot using a background process
mv $deldir $deldir/../.will-now-be-deleted
if [ $? -eq 1 ]; then
rm -rf $deldir
else
nice rm -rf $deldir/../.will-now-be-deleted &
fi
fi
create_nfsroot
setup_tftp
call_verbose setup_ssh
run_hooks
check_nfsroot
write_variables
if [ $generic = 1 ]; then
# remove fai.conf which comes from package fai-client
rm -f $NFSROOT/etc/hosts $NFSROOT/etc/resolv.conf* $NFSROOT/etc/fai/fai.conf $NFSROOT/var/lib/apt/lists/*_*
ainsl -as $NFSROOT/etc/hosts "127.0.0.1 localhost"
fi
umount_dirs
# Wait for background jobs to finish
BGJOBS=$(jobs -p)
if [ -n "$BGJOBS" ]; then
echo "Waiting for background jobs to finish"
jobs
for job in $BGJOBS; do
wait $job
done
fi
echo "fai-make-nfsroot finished $merror."
exit $exitcode
} |& tee -a /var/log/fai/fai-make-nfsroot.log
RC=${PIPESTATUS[0]}
umount_dirs
trap "true" EXIT
echo "Log file written to /var/log/fai/fai-make-nfsroot.log"
exit ${RC}