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 . /etc/debootstrap/config || exit 1
10 . /etc/debootstrap/variables || exit 1
12 [ -r /proc/1 ] || mount -t proc none /proc
16 # use aptitude only if it's available
17 if [ -x /usr/bin/aptitude ] ; then
18 APTINSTALL="aptitude -y --without-recommends install $DPKG_OPTIONS"
19 APTUPDATE='aptitude update'
20 APTUPGRADE='aptitude -y safe-upgrade'
22 APTINSTALL="apt-get --force-yes -y --no-install-recommends install $DPKG_OPTIONS"
23 APTUPDATE='apt-get update'
24 APTUPGRADE='apt-get --force-yes -y upgrade'
27 if [ -z "$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 # read -s emulation for dash. result is in $resp.
56 # define chroot mirror {{{
58 if [ -n "$KEEP_SRC_LIST" ] ; then
59 echo "KEEP_SRC_LIST has been set, skipping chrootmirror stage."
63 if [ -z "$COMPONENTS" ] ; then
64 COMPONENTS='main contrib non-free'
66 echo "Using repository components $COMPONENTS"
68 if [ -n "$ISO" ] ; then
69 echo "Adjusting sources.list for ISO (${ISO})."
70 echo "deb $ISO $RELEASE $COMPONENTS" > /etc/apt/sources.list
71 echo "Adding mirror entry (${MIRROR}) to sources.list."
72 [ -n "$MIRROR" ] && echo "deb $MIRROR $RELEASE $COMPONENTS" >> /etc/apt/sources.list || true
74 if [ -n "$MIRROR" ] ; then
75 echo "Adjusting sources.list for mirror (${MIRROR})."
76 echo "deb $MIRROR $RELEASE $COMPONENTS" > /etc/apt/sources.list
80 # add security.debian.org:
82 unstable|sid) ;; # no security pool available
84 echo "Adding security.debian.org to sources.list."
85 echo "deb http://security.debian.org ${RELEASE}/updates $COMPONENTS" >> /etc/apt/sources.list
91 # set up grml repository {{{
93 if [ -n "$GRMLREPOS" ] ; then
94 # user might have provided their own apt sources.list
95 if ! grep -q grml /etc/apt/sources.list.d/grml.list 2>/dev/null ; then
96 cat >> /etc/apt/sources.list.d/grml.list << EOF
97 # grml: stable repository:
98 deb http://deb.grml.org/ grml-stable main
99 deb-src http://deb.grml.org/ grml-stable main
101 # grml: testing/development repository:
102 deb http://deb.grml.org/ grml-testing main
103 deb-src http://deb.grml.org/ grml-testing main
107 if apt-get update ; then
108 apt-get -y --allow-unauthenticated install grml-debian-keyring
111 # make sure we have the keys available for aptitude
112 gpg --keyserver subkeys.pgp.net --recv-keys F61E2E7CECDEA787
113 gpg --export F61E2E7CECDEA787 | apt-key add - || true # not yet sure
114 # why it's necessary, sometimes we get an error even though it works [mika]
117 # make sure we install packages from Grml's pool only if not available
119 if ! grep -q grml /etc/apt/preferences 2>/dev/null ; then
120 cat >> /etc/apt/preferences << EOF
121 // debian pool (default):
123 Pin: release o=Debian
126 // main grml-repository:
128 Pin: origin deb.grml.org
136 # set up kernel-img.conf {{{
138 if ! [ -r /etc/kernel-img.conf ] ; then
139 echo "Setting up /etc/kernel-img.conf"
140 cat > /etc/kernel-img.conf << EOF
141 # Kernel Image management overrides
142 # See kernel-img.conf(5) for details
150 # make sure services do not start up {{{
151 install_policy_rcd() {
152 if ! [ -r /usr/sbin/policy-rc.d ] ; then
154 cat > /usr/sbin/policy-rc.d << EOF
158 chmod 775 /usr/sbin/policy-rc.d
163 # make sure we have an up2date system {{{
165 if [ "$UPGRADE_SYSTEM" = "yes" ] ; then
166 echo "Running update + upgrade"
170 echo "Not running update + upgrade as \$UPDATE_AND_UPGRADE is not set to 'yes'."
175 # remove now useless apt cache {{{
177 if [ "$RM_APTCACHE" = 'yes' ] ; then
178 echo "Cleaning apt cache."
181 echo "Not cleaning apt cache as \$RM_APTCACHE is unset."
186 # install additional packages {{{
188 # Pre-seed the debconf database with answers. Each question will be marked
189 # as seen to prevent debconf from asking the question interactively.
190 [ -f /etc/debootstrap/debconf-selections ] && {
191 echo "Preseeding the debconf database, some lines might be skipped..."
192 cat /etc/debootstrap/debconf-selections | debconf-set-selections
195 if [ "$PACKAGES" = 'yes' ] ; then
196 if ! [ -r /etc/debootstrap/packages ] ; then
197 echo "Error: /etc/debootstrap/packages (inside chroot) not found, exiting." >&2
201 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $(grep -v '^#' /etc/debootstrap/packages) $GRMLPACKAGES
207 # install extra packages {{{
209 if [ "$EXTRAPACKAGES" = 'yes' ] ; then
210 PACKAGELIST=$(find /etc/debootstrap/extrapackages -type f -name '*.deb')
211 if [ -n "$PACKAGELIST" ]; then
213 # run apt again to resolve any deps
214 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL
220 # install kernel packages {{{
222 # do not override $KERNEL if set via config file
223 if [ -z "$KERNEL" ] ; then
224 if [ "$ARCH" = 'i386' ] ; then
226 elif [ "$ARCH" = 'amd64' ] ; then
231 if [ -n "$KERNEL" ] ; then
233 # note: install busybox to be able to debug initramfs
234 KERNELPACKAGES="linux-image-$KERNEL linux-headers-$KERNEL busybox firmware-linux"
235 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $KERNELPACKAGES
240 # reconfigure packages {{{
242 if [ -n "$RECONFIGURE" ] ; then
243 for package in $RECONFIGURE ; do
244 if dpkg --list $package >/dev/null 2>&1 | grep -q '^ii' ; then
245 DEBIAN_FRONTEND=$DEBIAN_FRONTEND dpkg-reconfigure $package || \
246 echo "Warning: $package does not exist, can not reconfigure it."
253 # set password of user root {{{
256 if [ -n "$NOPASSWORD" ] ; then
257 echo "Skip setting root password as requested."
261 echo "Activating shadow passwords."
265 if chpasswd --help 2>&1 | grep -q -- '-m,' ; then
269 if [ -n "$ROOTPASSWORD" ] ; then
270 echo root:"$ROOTPASSWORD" | chpasswd $CHPASSWD_OPTION
271 export ROOTPASSWORD=''
275 echo "Setting password for user root:"
276 while [ "$a" != "$b" ] ; do
277 echo -n "Enter new UNIX password for user root: "
282 echo -n "Retype new UNIX password for user root: "
287 if [ "$a" != "$b" ] ; then
288 echo "Sorry, passwords do not match. Retry."
292 echo root:"$a" | chpasswd $CHPASSWD_OPTION
301 # set up /etc/hosts {{{
303 if [ -f /etc/hosts ] ; then
304 sed -i "s#127.0.0.1 .*#127.0.0.1 localhost $HOSTNAME#" /etc/hosts
305 [ -n "$HOSTNAME" ] && sed -i "s/grml/$HOSTNAME/g" /etc/hosts
307 cat > /etc/hosts << EOF
308 127.0.0.1 localhost $HOSTNAME
311 #127.0.1.1 $HOSTNAME.example.org $HOSTNAME
313 # The following lines are desirable for IPv6 capable hosts
314 #::1 ip6-localhost ip6-loopback $HOSTNAME
315 ::1 ip6-localhost ip6-loopback
317 ff00::0 ip6-mcastprefix
319 ff02::2 ip6-allrouters
326 # set up /etc/network/interfaces {{{
328 if ! [ -r /etc/network/interfaces ] || ! grep -q "auto lo" /etc/network/interfaces ; then
329 echo "Setting up /etc/network/interfaces"
330 cat >> /etc/network/interfaces << EOF
333 iface lo inet loopback
337 # iface eth0 inet dhcp
345 # adjust timezone {{{
347 if [ -n "$TIMEZONE" ] ; then
348 echo "Adjusting /etc/localtime"
349 ln -sf /usr/share/zoneinfo/$TIMEZONE /etc/localtime
354 # helper function for fstab() {{{
356 echo "Setting up /etc/fstab"
357 if [ -n "$TARGET_UUID" ] ; then
358 echo "/dev/disk/by-uuid/${TARGET_UUID} / auto defaults,errors=remount-ro 0 1" > /etc/fstab
360 echo "${TARGET} / auto defaults,errors=remount-ro 0 1" > /etc/fstab
363 cat >> /etc/fstab << EOF
364 proc /proc proc defaults 0 0
365 /dev/cdrom /mnt/cdrom0 iso9660 ro,user,noauto 0 0
366 # some other examples:
367 # /dev/sda2 none swap sw,pri=0 0 0
368 # /dev/hda1 /Grml ext3 dev,suid,user,noauto 0 2
369 # //1.2.3.4/pub /smb/pub smbfs defaults,user,noauto,uid=grml,gid=grml 0 0
370 # linux:/pub /beer nfs defaults 0 0
371 # tmpfs /tmp tmpfs size=300M 0 0
372 # /dev/sda5 none swap sw 0 0
377 # generate /etc/fstab {{{
379 # set up /etc/fstab if file is not present (cdebootstrap)
380 if [ ! -f /etc/fstab ] ; then
384 # set up /etc/fstab if file is UNCONFIGURED (debootstrap)
385 if grep -q UNCONFIGURED /etc/fstab ; then
391 # set up hostname {{{
393 if [ -n "$HOSTNAME" ] ; then
394 echo "Setting hostname to ${HOSTNAME}."
395 echo "$HOSTNAME" > /etc/hostname
397 # adjust postfix configuration
398 if [ -r /etc/postfix/main.cf ] ; then
399 # adjust hostname related options:
400 sed -i "s/grml/$HOSTNAME/g" /etc/postfix/main.cf
402 # listen on loopback interface only:
403 sed -i "s/^inet_interfaces = .*/inet_interfaces = loopback-only/" /etc/postfix/main.cf
404 grep -q inet_interfaces /etc/postfix/main.cf || echo 'inet_interfaces = loopback-only' >> /etc/postfix/main.cf
410 # generate initrd/initramfs {{{
412 # assume the first available kernel as our main kernel
413 KERNELIMG=$(ls -1 /boot/vmlinuz-* 2>/dev/null | head -1)
414 if [ -z "$KERNELIMG" ] ; then
415 echo 'No kernel image found, skipping initrd stuff.'>&2
419 KERNELVER=${KERNELIMG#/boot/vmlinuz-}
422 if [ -n "$INITRD" ] ; then
423 echo "Generating initrd."
424 update-initramfs -c -t -k $KERNELVER
429 # grub configuration/installation {{{
432 if [ -z "$GRUB" ] ; then
433 echo "Notice: \$GRUB not defined, will not install grub inside chroot at this stage."
437 if ! dpkg --list grub-pc 2>/dev/null | grep -q '^ii' ; then
438 echo "Notice: grub option set but no grub-pc package, installing it therefore."
439 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL grub-pc
442 if ! [ -x "$(which grub-install)" ] ; then
443 echo "Error: grub-install not available. (Error while installing grub package?)" >&2
447 if [ -n "$SELECTED_PARTITIONS" ] ; then # using sw-raid
448 for device in $SELECTED_PARTITIONS ; do
449 GRUB="${device%%[0-9]}"
450 echo "Installing grub on ${GRUB}:"
451 grub-install --no-floppy "$GRUB"
454 echo "Installing grub on ${GRUB}:"
455 grub-install --no-floppy "$GRUB"
458 echo "Adjusting grub configuration for use on ${GRUB}."
460 # finally install grub
461 if [ -x /usr/sbin/update-grub ] ; then
462 UPDATEGRUB='/usr/sbin/update-grub'
463 elif [ -x /sbin/update-grub ] ; then
464 UPDATEGRUB='/sbin/update-grub'
466 echo "Error: update-grub not available, can not execute it." >&2
474 # execute all scripts present in /etc/debootstrap/chroot-scripts/ {{{
476 [ -d /etc/debootstrap/chroot-scripts/ ] || return 0
478 for script in /etc/debootstrap/chroot-scripts/* ; do
479 echo "Executing script $script"
480 $script && echo "done" || echo "failed"
485 # make sure we don't have any running processes left {{{
487 for service in ssh mdadm mdadm-raid ; do
488 if [ -x /etc/init.d/"$service" ] ; then
489 /etc/init.d/"$service" stop || true
495 # unmount /proc and make sure nothing is left {{{
497 # make sure we don't leave any sensible data
498 rm -f /etc/debootstrap/variables
500 [ -n "$POLICYRCD" ] && rm -f /usr/sbin/policy-rc.d
502 umount /proc >/dev/null 2>/dev/null || true
509 [ -n "$1" ] && EXIT="$1" || EXIT="1"
514 # set signal handler {{{
515 trap signal_handler HUP INT QUIT TERM
518 # execute the functions {{{
520 # always execute install_policy_rcd
523 for i in chrootmirror grmlrepos kernelimg_conf \
524 kernel packages extrapackages reconfigure hosts interfaces \
525 timezone fstab hostname initrd grub_install passwords \
526 custom_scripts upgrade_system remove_apt_cache services ; do
528 $i && stage $i done || exit 1
531 # always execute the finalize stage:
535 # finally exit the chroot {{{
536 echo "Finished chroot installation, exiting."
540 ## END OF FILE #################################################################
541 # vim: ai tw=80 expandtab foldmethod=marker