2 # Filename: /etc/debootstrap/chroot-script
3 # Purpose: script executed in chroot when installing Debian via grml-debootstrap
4 # Authors: grml-team (grml.org), (c) Michael Prokop <mika@grml.org>
5 # Bug-Reports: see http://grml.org/bugs/
6 # License: This file is licensed under the GPL v2.
7 ################################################################################
9 set -e # exit on any error
11 . /etc/debootstrap/config || exit 1
12 . /etc/debootstrap/variables || exit 1
14 [ -r /proc/1 ] || mount -t proc none /proc
18 # use aptitude only if it's available
19 if [ -x /usr/bin/aptitude ] ; then
20 APTINSTALL="aptitude -y --without-recommends install $DPKG_OPTIONS"
21 APTUPDATE='aptitude update'
23 APTINSTALL="apt-get --force-yes -y install $DPKG_OPTIONS"
24 APTUPDATE='apt-get update'
27 if [ -z "$STAGES" ] ; then
28 STAGES='/etc/debootstrap/stages'
29 [ -d "$STAGES" ] || mkdir -p "$STAGES"
33 # helper functions {{{
36 echo "$2" > "$STAGES/$1"
38 elif grep -q done "$STAGES/$1" 2>/dev/null ; then
39 echo " [*] Notice: stage $1 has been executed already, skipping execution therefore.">&2
42 echo " Executing stage ${1}"
47 # define chroot mirror {{{
49 [ -n "$KEEP_SRC_LIST" ] && return
50 [ -z "$COMPONENTS" ] && COMPONENTS='main contrib non-free'
52 if [ -n "$ISO" ] ; then
53 echo "deb $ISO $RELEASE $COMPONENTS" > /etc/apt/sources.list
54 [ -n "$MIRROR" ] && echo "deb $MIRROR $RELEASE $COMPONENTS" >> /etc/apt/sources.list || /bin/true
56 if [ -n "$MIRROR" ] ; then
57 echo "deb $MIRROR $RELEASE $COMPONENTS" > /etc/apt/sources.list
63 # set up grml repository {{{
65 if [ -n "$GRMLREPOS" ] ; then
66 # user might have provided their own apt sources.list
67 if ! grep -q grml /etc/apt/sources.list 2>/dev/null ; then
68 cat >> /etc/apt/sources.list << EOF
70 # grml: stable repository:
71 deb http://deb.grml.org/ grml-stable main
72 deb-src http://deb.grml.org/ grml-stable main
74 # grml: testing/development repository:
75 deb http://deb.grml.org/ grml-testing main
76 deb-src http://deb.grml.org/ grml-testing main
81 # make sure we have the keys available for aptitude
82 gpg --keyserver subkeys.pgp.net --recv-keys F61E2E7CECDEA787
83 gpg --export F61E2E7CECDEA787 | apt-key add - || /bin/true # not yet sure
84 # why it's necessary, sometimes we get an error even though it works [mika]
86 # make sure we install packages from grml's pool only if not available
88 if ! grep -q grml /etc/apt/preferences 2>/dev/null ; then
89 cat >> /etc/apt/preferences << EOF
90 // debian pool (default):
95 // main grml-repository:
97 Pin: origin deb.grml.org
105 # set up kernel-img.conf {{{
107 if ! [ -r /etc/kernel-img.conf ] ; then
108 echo "Setting up /etc/kernel-img.conf"
109 cat > /etc/kernel-img.conf << EOF
110 # Kernel Image management overrides
111 # See kernel-img.conf(5) for details
119 # create default devices {{{
121 if ! [ -r /dev/hda20 ] ; then
122 echo "Creating generic devices in /dev - this might take a while..."
123 cd /dev && MAKEDEV generic
128 # make sure services do not start up {{{
129 install_policy_rcd() {
130 if ! [ -r /usr/sbin/policy-rc.d ] ; then
132 cat > /usr/sbin/policy-rc.d << EOF
136 chmod 775 /usr/sbin/policy-rc.d
141 # install additional packages {{{
143 # Pre-seed the debconf database with answers. Each question will be marked
144 # as seen to prevent debconf from asking the question interactively.
145 [ -f /etc/debootstrap/debconf-selections ] && {
146 echo "Preseeding the debconf database, some lines might be skipped..."
147 cat /etc/debootstrap/debconf-selections | debconf-set-selections
150 if [ "$PACKAGES" = 'yes' ] ; then
151 if ! [ -r /etc/debootstrap/packages ] ; then
152 echo "Error: /etc/debootstrap/packages not found, exiting."
156 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $(grep -v '^#' /etc/debootstrap/packages) $GRMLPACKAGES
162 # install extra packages {{{
164 if [ "$EXTRAPACKAGES" = 'yes' ] ; then
165 PACKAGELIST=$(find /etc/debootstrap/extrapackages -type f -name '*.deb')
166 if [ -n "$PACKAGELIST" ]; then
168 # run apt again to resolve any deps
169 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL
175 # sarge specific stuff: mkinitrd {{{
177 if [ "$RELEASE" = 'sarge' ] ; then
178 sed -i "s#ROOT=probe#ROOT=$TARGET#" /etc/mkinitrd/mkinitrd.conf
183 # install kernel packages {{{
185 # do not override $KERNEL if set via config file
186 if [ -z "$KERNEL" ] ; then
187 if [ "$ARCH" = 'i386' ] ; then
189 elif [ "$ARCH" = 'amd64' ] ; then
194 if [ -n "$KERNEL" ] ; then
196 if [ "$RELEASE" = 'sarge' ] ; then
197 KERNELPACKAGES="kernel-image-$KERNEL kernel-headers-$KERNEL"
199 KERNELPACKAGES="linux-image-$KERNEL linux-headers-$KERNEL"
201 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $KERNELPACKAGES
206 # reconfigure packages {{{
208 if [ -n "$RECONFIGURE" ] ; then
209 for package in $RECONFIGURE ; do
210 dpkg --list $package 1>/dev/null 2>/dev/null && \
211 DEBIAN_FRONTEND=$DEBIAN_FRONTEND dpkg-reconfigure $package || \
212 echo "Warning: $package does not exist, can not reconfigure it."
218 # set password of user root {{{
221 echo "Activating shadow passwords."
224 if [ -n "$ROOTPASSWORD" ] ; then
225 echo root:"$ROOTPASSWORD" | chpasswd -m
226 export ROOTPASSWORD=''
230 echo "Setting password for user root:"
231 while [ "$a" != "$b" ] ; do
232 echo -n "Enter new UNIX password for user root: "
235 echo -n "Retype new UNIX password for user root: "
238 if [ "$a" != "$b" ] ; then
239 echo "Sorry, passwords do not match. Retry."
243 echo root:"$a" | chpasswd -m
252 # set up /etc/hosts {{{
254 if [ -f /etc/hosts ] ; then
255 sed -i "s#127.0.0.1 .*#127.0.0.1 localhost $HOSTNAME#" /etc/hosts
256 [ -n "$HOSTNAME" ] && sed -i "s/grml/$HOSTNAME/g" /etc/hosts
258 cat > /etc/hosts << EOF
259 127.0.0.1 localhost $HOSTNAME
262 #127.0.1.1 $HOSTNAME.example.org $HOSTNAME
264 # The following lines are desirable for IPv6 capable hosts
265 #::1 ip6-localhost ip6-loopback $HOSTNAME
266 ::1 ip6-localhost ip6-loopback
268 ff00::0 ip6-mcastprefix
270 ff02::2 ip6-allrouters
277 # set up /etc/network/interfaces {{{
279 if ! [ -r /etc/network/interfaces ] || ! grep -q "auto lo" /etc/network/interfaces ; then
280 echo "Setting up /etc/network/interfaces"
281 cat >> /etc/network/interfaces << EOF
284 iface lo inet loopback
288 # iface eth0 inet dhcp
296 # adjust timezone {{{
298 if [ -n "$TIMEZONE" ] ; then
299 echo "Adjusting /etc/localtime"
300 ln -sf /usr/share/zoneinfo/$TIMEZONE /etc/localtime
305 # helper function for fstab() {{{
307 echo "Setting up /etc/fstab"
308 if [ -n "$TARGET_UUID" ] ; then
309 echo "/dev/disk/by-uuid/${TARGET_UUID} / auto defaults,errors=remount-ro 0 1" > /etc/fstab
311 echo "${TARGET} / auto defaults,errors=remount-ro 0 1" > /etc/fstab
314 cat >> /etc/fstab << EOF
315 proc /proc proc defaults 0 0
316 /sys /sys sysfs noauto,rw,nosuid,nodev,noexec 0 0
317 /dev/cdrom /mnt/cdrom0 iso9660 ro,user,noauto 0 0
318 # some other examples:
319 # /dev/sda2 none swap sw 0 0
320 # /dev/hda1 /Grml ext3 dev,suid,user,noauto 0 2
321 # //1.2.3.4/pub /smb/pub smbfs defaults,user,noauto,uid=grml,gid=grml 0 0
322 # linux:/pub /beer nfs defaults 0 0
323 # tmpfs /tmp tmpfs size=300M 0 0
328 # generate /etc/fstab {{{
330 # set up /etc/fstab if file is not present (cdebootstrap)
331 if [ ! -f /etc/fstab ] ; then
335 # set up /etc/fstab if file is UNCONFIGURED (debootstrap)
336 if grep -q UNCONFIGURED /etc/fstab ; then
342 # set up hostname {{{
344 if [ -n "$HOSTNAME" ] ; then
345 echo "Setting hostname to ${HOSTNAME}."
346 echo "$HOSTNAME" > /etc/hostname
348 # adjust postfix configuration
349 if [ -r /etc/postfix/main.cf ] ; then
350 # adjust hostname related options:
351 sed -i "s/grml/$HOSTNAME/g" /etc/postfix/main.cf
352 sed -i "s/^myhostname = .*/myhostname = $HOSTNAME/" /etc/postfix/main.cf
353 sed -i "s/^mydestination = .*/mydestination = localdomain, localhost, localhost.localdomain, $HOSTNAME/" /etc/postfix/main.cf
355 # listen on loopback interface only:
356 sed -i "s/^inet_interfaces = .*/inet_interfaces = loopback-only/" /etc/postfix/main.cf
357 grep -q inet_interfaces /etc/postfix/main.cf || echo 'inet_interfaces = loopback-only' >> /etc/postfix/main.cf
363 # generate initrd/initramfs {{{
365 # assume the first available kernel as our main kernel
366 KERNELIMG=$(ls -1 /boot/vmlinuz-* 2>/dev/null | head -1)
367 if [ -z "$KERNELIMG" ] ; then
368 echo 'No kernel image found, skipping initrd stuff.'>&2
372 KERNELVER=${KERNELIMG#/boot/vmlinuz-}
375 if [ -n "$INITRD" ] ; then
376 if [ "$RELEASE" = 'sarge' ] ; then
377 echo "Release sarge detected, will not create an initrd."
379 echo "Generating initrd."
380 update-initramfs -c -t -k $KERNELVER
381 if [ -f "/boot/initrd.img-$KERNELVER" ] ; then
382 GRUBINITRD="initrd /boot/initrd.img-$KERNELVER"
383 LILOINITRD=" initrd=/boot/initrd.img-$KERNELVER"
390 # grub configuration/installation {{{
392 if [ -z "$GROOT" ] ; then
393 echo "Warning: \$GROOT is not defined, will not adjust grub configuration therefore."
395 echo "Adjusting grub configuration for use on ${GROOT}."
397 # copy stage-files to /boot/grub/
398 [ -d /boot/grub/ ] || mkdir /boot/grub
400 [ -d /usr/lib/grub/i386-pc ] && cp /usr/lib/grub/i386-pc/* /boot/grub/
402 [ -d /usr/lib/grub/x86_64-pc ] && cp /usr/lib/grub/x86_64-pc/* /boot/grub/
403 # sarge ships grub files in another directory
404 [ "$RELEASE" = 'sarge' ] && cp /lib/grub/i386-pc/* /boot/grub/
406 # finally install grub
407 if [ -x /usr/sbin/update-grub ] ; then
408 UPDATEGRUB='/usr/sbin/update-grub'
410 UPDATEGRUB='/sbin/update-grub'
413 if [ -f /boot/grub/menu.lst ] ; then
414 sed -i "s/^# groot=.*/# groot=(${GROOT})/g" /boot/grub/menu.lst
416 # do NOT use uuid with SW-RAID
418 sed -i "s|^# kopt=root=.*|# kopt=root=${TARGET} ro ${BOOT_APPEND}|g" /boot/grub/menu.lst
421 if [ -n "$TARGET_UUID" ] ; then
422 sed -i "s|^# kopt=root=.*|# kopt=root=UUID=${TARGET_UUID} ro ${BOOT_APPEND}|g" /boot/grub/menu.lst
424 sed -i "s|^# kopt=root=.*|# kopt=root=${TARGET} ro ${BOOT_APPEND}|g" /boot/grub/menu.lst
429 # not sure why savedefault does not work for me; any ideas?
430 sed -i "s/^savedefault.*/# &/g" /boot/grub/menu.lst
437 # execute all scripts present in /etc/debootstrap/chroot-scripts/ {{{
439 [ -d /etc/debootstrap/chroot-scripts/ ] || return 0
441 for script in /etc/debootstrap/chroot-scripts/* ; do
442 echo "Executing script $script"
443 $script && echo "done" || echo "failed"
448 # make sure we don't have any running processes left {{{
450 for service in ssh mdadm mdadm-raid ; do
451 if [ -x /etc/init.d/"$service" ] ; then
452 /etc/init.d/"$service" stop || /bin/true
458 # unmount all filesystems in chroot, make sure nothing is left {{{
460 # make sure we don't leave any sensible data
461 rm -f /etc/debootstrap/variables
462 [ -n "$POLICYRCD" ] && rm -f /usr/sbin/policy-rc.d
463 umount -a 1>/dev/null 2>/dev/null || true
464 umount /proc 1>/dev/null 2>/dev/null || true
465 umount /proc 1>/dev/null 2>/dev/null || true
466 umount -a 1>/dev/null 2>/dev/null || true
470 # execute the functions {{{
471 for i in chrootmirror grmlrepos kernelimg_conf makedev install_policy_rcd \
472 packages extrapackages mkinitrd kernel reconfigure hosts interfaces \
473 timezone fstab hostname initrd grub passwords custom_scripts services ; do
475 $i && stage $i done || exit 1
478 # always execute the finalize stage:
482 # finally exit the chroot {{{
483 echo "Finished chroot installation, exiting."
487 ## END OF FILE #################################################################
488 # vim: ai tw=80 expandtab foldmethod=marker