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 ################################################################################
8 # GRML_CHROOT_SCRIPT_MARKER - do not remove this line unless you want to keep
9 # this script as /bin/chroot-script on your new installed system
10 ################################################################################
12 . /etc/debootstrap/config || exit 1
13 . /etc/debootstrap/variables || exit 1
15 [ -r /proc/1 ] || mount -t proc none /proc
19 # use aptitude only if it's available
20 if [ -x /usr/bin/aptitude ] ; then
21 APTUPDATE='aptitude update'
22 # Debian ISOs do not contain signed Release files
23 if [ -n "$ISO" ] ; then
24 APTINSTALL="aptitude -y --allow-untrusted --without-recommends install $DPKG_OPTIONS"
25 APTUPGRADE='aptitude -y --allow-untrusted safe-upgrade'
27 APTINSTALL="aptitude -y --without-recommends install $DPKG_OPTIONS"
28 APTUPGRADE='aptitude -y safe-upgrade'
31 APTINSTALL="apt-get --force-yes -y --no-install-recommends install $DPKG_OPTIONS"
32 APTUPDATE='apt-get update'
33 APTUPGRADE='apt-get --force-yes -y upgrade'
36 if [ -z "$STAGES" ] ; then
37 STAGES='/etc/debootstrap/stages'
38 [ -d "$STAGES" ] || mkdir -p "$STAGES"
42 # helper functions {{{
45 echo "$2" > "$STAGES/$1"
47 elif grep -q done "$STAGES/$1" 2>/dev/null ; then
48 echo " [*] Notice: stage $1 has been executed already, skipping execution therefore.">&2
51 echo " Executing stage ${1}"
56 # read -s emulation for dash. result is in $resp.
65 # define chroot mirror {{{
67 if [ -n "$KEEP_SRC_LIST" ] ; then
68 echo "KEEP_SRC_LIST has been set, skipping chrootmirror stage."
72 if [ -z "$COMPONENTS" ] ; then
73 COMPONENTS='main contrib non-free'
75 echo "Using repository components $COMPONENTS"
77 if [ -n "$ISO" ] ; then
78 echo "Adjusting sources.list for ISO (${ISO})."
79 echo "deb $ISO $RELEASE $COMPONENTS" > /etc/apt/sources.list
80 echo "Adding mirror entry (${MIRROR}) to sources.list."
81 [ -n "$MIRROR" ] && echo "deb $MIRROR $RELEASE $COMPONENTS" >> /etc/apt/sources.list || true
83 if [ -n "$MIRROR" ] ; then
84 echo "Adjusting sources.list for mirror (${MIRROR})."
85 echo "deb $MIRROR $RELEASE $COMPONENTS" > /etc/apt/sources.list
89 # add security.debian.org:
91 unstable|sid) ;; # no security pool available
93 echo "Adding security.debian.org to sources.list."
94 echo "deb http://security.debian.org ${RELEASE}/updates $COMPONENTS" >> /etc/apt/sources.list
100 # remove local chroot mirror {{{
101 remove_chrootmirror() {
102 if [ -n "$KEEP_SRC_LIST" ] ; then
103 echo "KEEP_SRC_LIST has been set, skipping remove_chrootmirror stage."
107 if [ -n "$ISO" ] ; then
108 echo "Removing ISO (${ISO}) from sources.list."
109 TMP_ISO=$(echo "$ISO" |sed 's#/#\\/#g')
110 sed -i "/deb $TMP_ISO $RELEASE $COMPONENTS/ D" /etc/apt/sources.list
112 if [ -n "$MIRROR" -a -n "$(echo $MIRROR|grep file:)" ] ; then
113 echo "Removing local mirror (${MIRROR}) from sources.list."
114 TMP_MIRROR=$(echo "$MIRROR" |sed 's#/#\\/#g')
115 sed -i "/deb $TMP_MIRROR $RELEASE $COMPONENTS/ D" /etc/apt/sources.list
116 echo "Adding fallback mirror entry (${FALLBACK_MIRROR}) to sources.list instead."
117 echo "deb $FALLBACK_MIRROR $RELEASE $COMPONENTS" >> /etc/apt/sources.list
123 # set up grml repository {{{
125 if [ -n "$GRMLREPOS" ] ; then
126 # user might have provided their own apt sources.list
127 if ! grep -q grml /etc/apt/sources.list.d/grml.list 2>/dev/null ; then
128 cat >> /etc/apt/sources.list.d/grml.list << EOF
129 # grml: stable repository:
130 deb http://deb.grml.org/ grml-stable main
131 deb-src http://deb.grml.org/ grml-stable main
133 # grml: testing/development repository:
134 deb http://deb.grml.org/ grml-testing main
135 deb-src http://deb.grml.org/ grml-testing main
139 if apt-get update ; then
140 apt-get -y --allow-unauthenticated install grml-debian-keyring
143 # make sure we have the keys available for aptitude
144 gpg --keyserver subkeys.pgp.net --recv-keys F61E2E7CECDEA787
145 gpg --export F61E2E7CECDEA787 | apt-key add - || true # not yet sure
146 # why it's necessary, sometimes we get an error even though it works [mika]
149 # make sure we install packages from Grml's pool only if not available
151 if ! grep -q grml /etc/apt/preferences 2>/dev/null ; then
152 cat >> /etc/apt/preferences << EOF
153 // debian pool (default):
155 Pin: release o=Debian
158 // main grml-repository:
160 Pin: origin deb.grml.org
168 # set up kernel-img.conf {{{
170 if ! [ -r /etc/kernel-img.conf ] ; then
171 echo "Setting up /etc/kernel-img.conf"
172 cat > /etc/kernel-img.conf << EOF
173 # Kernel Image management overrides
174 # See kernel-img.conf(5) for details
182 # make sure services do not start up {{{
183 install_policy_rcd() {
184 if ! [ -r /usr/sbin/policy-rc.d ] ; then
186 cat > /usr/sbin/policy-rc.d << EOF
190 chmod 775 /usr/sbin/policy-rc.d
195 # make sure we have an up2date system {{{
197 if [ "$UPGRADE_SYSTEM" = "yes" ] ; then
198 echo "Running update + upgrade"
202 echo "Not running update + upgrade as \$UPDATE_AND_UPGRADE is not set to 'yes'."
207 # remove now useless apt cache {{{
209 if [ "$RM_APTCACHE" = 'yes' ] ; then
210 echo "Cleaning apt cache."
213 echo "Not cleaning apt cache as \$RM_APTCACHE is unset."
218 # install additional packages {{{
220 # Pre-seed the debconf database with answers. Each question will be marked
221 # as seen to prevent debconf from asking the question interactively.
222 [ -f /etc/debootstrap/debconf-selections ] && {
223 echo "Preseeding the debconf database, some lines might be skipped..."
224 cat /etc/debootstrap/debconf-selections | debconf-set-selections
227 if [ "$PACKAGES" = 'yes' ] ; then
228 if ! [ -r /etc/debootstrap/packages ] ; then
229 echo "Error: /etc/debootstrap/packages (inside chroot) not found, exiting." >&2
233 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $(grep -v '^#' /etc/debootstrap/packages) $GRMLPACKAGES
239 # install extra packages {{{
241 if [ "$EXTRAPACKAGES" = 'yes' ] ; then
242 PACKAGELIST=$(find /etc/debootstrap/extrapackages -type f -name '*.deb')
243 if [ -n "$PACKAGELIST" ]; then
245 # run apt again to resolve any deps
246 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL
252 # check if the specified Debian package exists
254 output=$(apt-cache show "$1" 2>/dev/null)
260 # determine the kernel version postfix
261 get_kernel_version() {
262 # do not override $KERNEL if set via config file
263 if [ -n "$KERNEL" ] ; then
270 amd64) KARCH=amd64 ;;
272 echo "Only i386 and amd64 are currently supported" >&2
276 for KPREFIX in "" "2.6-" ; do # iterate through the kernel prefixes,
277 # currently "" and "2.6-"
278 if package_exists linux-image-${KPREFIX}${KARCH} ; then
279 echo ${KPREFIX}${KARCH}
286 # install kernel packages {{{
289 KVER=$(get_kernel_version)
290 if [ -n "$KVER" ] ; then
291 # note: install busybox to be able to debug initramfs
292 KERNELPACKAGES="linux-image-$KVER linux-headers-$KVER busybox firmware-linux"
293 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $KERNELPACKAGES
298 # reconfigure packages {{{
300 if [ -n "$RECONFIGURE" ] ; then
301 for package in $RECONFIGURE ; do
302 if dpkg --list $package >/dev/null 2>&1 | grep -q '^ii' ; then
303 DEBIAN_FRONTEND=$DEBIAN_FRONTEND dpkg-reconfigure $package || \
304 echo "Warning: $package does not exist, can not reconfigure it."
311 # set password of user root {{{
314 if [ -n "$NOPASSWORD" ] ; then
315 echo "Skip setting root password as requested."
319 echo "Activating shadow passwords."
323 if chpasswd --help 2>&1 | grep -q -- '-m,' ; then
327 if [ -n "$ROOTPASSWORD" ] ; then
328 echo root:"$ROOTPASSWORD" | chpasswd $CHPASSWD_OPTION
329 export ROOTPASSWORD=''
333 echo "Setting password for user root:"
334 while [ "$a" != "$b" ] ; do
335 echo -n "Enter new UNIX password for user root: "
340 echo -n "Retype new UNIX password for user root: "
345 if [ "$a" != "$b" ] ; then
346 echo "Sorry, passwords do not match. Retry."
350 echo root:"$a" | chpasswd $CHPASSWD_OPTION
359 # set up /etc/hosts {{{
361 if [ -f /etc/hosts ] ; then
362 sed -i "s#127.0.0.1 .*#127.0.0.1 localhost $HOSTNAME#" /etc/hosts
363 [ -n "$HOSTNAME" ] && sed -i "s/grml/$HOSTNAME/g" /etc/hosts
365 cat > /etc/hosts << EOF
366 127.0.0.1 localhost $HOSTNAME
369 #127.0.1.1 $HOSTNAME.example.org $HOSTNAME
371 # The following lines are desirable for IPv6 capable hosts
372 #::1 ip6-localhost ip6-loopback $HOSTNAME
373 ::1 ip6-localhost ip6-loopback
375 ff00::0 ip6-mcastprefix
377 ff02::2 ip6-allrouters
384 # set up /etc/network/interfaces {{{
386 if ! [ -r /etc/network/interfaces ] || ! grep -q "auto lo" /etc/network/interfaces ; then
387 echo "Setting up /etc/network/interfaces"
388 cat >> /etc/network/interfaces << EOF
391 iface lo inet loopback
395 # iface eth0 inet dhcp
403 # adjust timezone {{{
405 if [ -n "$TIMEZONE" ] ; then
406 echo "Adjusting /etc/localtime"
407 ln -sf /usr/share/zoneinfo/$TIMEZONE /etc/localtime
412 # helper function for fstab() {{{
414 echo "Setting up /etc/fstab"
415 if [ -n "$TARGET_UUID" ] ; then
416 echo "/dev/disk/by-uuid/${TARGET_UUID} / auto defaults,errors=remount-ro 0 1" > /etc/fstab
418 echo "${TARGET} / auto defaults,errors=remount-ro 0 1" > /etc/fstab
421 cat >> /etc/fstab << EOF
422 proc /proc proc defaults 0 0
423 /dev/cdrom /mnt/cdrom0 iso9660 ro,user,noauto 0 0
424 # some other examples:
425 # /dev/sda2 none swap sw,pri=0 0 0
426 # /dev/hda1 /Grml ext3 dev,suid,user,noauto 0 2
427 # //1.2.3.4/pub /smb/pub smbfs defaults,user,noauto,uid=grml,gid=grml 0 0
428 # linux:/pub /beer nfs defaults 0 0
429 # tmpfs /tmp tmpfs size=300M 0 0
430 # /dev/sda5 none swap sw 0 0
435 # generate /etc/fstab {{{
437 # set up /etc/fstab if file is not present (cdebootstrap)
438 if [ ! -f /etc/fstab ] ; then
442 # set up /etc/fstab if file is UNCONFIGURED (debootstrap)
443 if grep -q UNCONFIGURED /etc/fstab ; then
449 # set up hostname {{{
451 if [ -n "$HOSTNAME" ] ; then
452 echo "Setting hostname to ${HOSTNAME}."
453 echo "$HOSTNAME" > /etc/hostname
455 # adjust postfix configuration
456 if [ -r /etc/postfix/main.cf ] ; then
457 # adjust hostname related options:
458 sed -i "s/grml/$HOSTNAME/g" /etc/postfix/main.cf
460 # listen on loopback interface only:
461 sed -i "s/^inet_interfaces = .*/inet_interfaces = loopback-only/" /etc/postfix/main.cf
462 grep -q inet_interfaces /etc/postfix/main.cf || echo 'inet_interfaces = loopback-only' >> /etc/postfix/main.cf
468 # generate initrd/initramfs {{{
470 # assume the first available kernel as our main kernel
471 KERNELIMG=$(ls -1 /boot/vmlinuz-* 2>/dev/null | head -1)
472 if [ -z "$KERNELIMG" ] ; then
473 echo 'No kernel image found, skipping initrd stuff.'>&2
477 KERNELVER=${KERNELIMG#/boot/vmlinuz-}
480 if [ -n "$INITRD" ] ; then
481 echo "Generating initrd."
482 update-initramfs -c -t -k $KERNELVER
487 # grub configuration/installation {{{
490 if [ -z "$GRUB" ] ; then
491 echo "Notice: \$GRUB not defined, will not install grub inside chroot at this stage."
495 if ! dpkg --list grub-pc 2>/dev/null | grep -q '^ii' ; then
496 echo "Notice: grub option set but no grub-pc package, installing it therefore."
497 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL grub-pc
500 if ! [ -x "$(which grub-install)" ] ; then
501 echo "Error: grub-install not available. (Error while installing grub package?)" >&2
505 if [ -n "$SELECTED_PARTITIONS" ] ; then # using sw-raid
506 for device in $SELECTED_PARTITIONS ; do
507 GRUB="${device%%[0-9]}"
508 echo "Installing grub on ${GRUB}:"
509 grub-install --no-floppy "$GRUB"
512 echo "Installing grub on ${GRUB}:"
513 grub-install --no-floppy "$GRUB"
516 echo "Adjusting grub configuration for use on ${GRUB}."
518 # finally install grub
519 if [ -x /usr/sbin/update-grub ] ; then
520 UPDATEGRUB='/usr/sbin/update-grub'
521 elif [ -x /sbin/update-grub ] ; then
522 UPDATEGRUB='/sbin/update-grub'
524 echo "Error: update-grub not available, can not execute it." >&2
532 # execute all scripts present in /etc/debootstrap/chroot-scripts/ {{{
534 [ -d /etc/debootstrap/chroot-scripts/ ] || return 0
536 for script in /etc/debootstrap/chroot-scripts/* ; do
537 echo "Executing script $script"
538 $script && echo "done" || echo "failed"
543 # make sure we don't have any running processes left {{{
545 for service in ssh mdadm mdadm-raid ; do
546 if [ -x /etc/init.d/"$service" ] ; then
547 /etc/init.d/"$service" stop || true
553 # unmount /proc and make sure nothing is left {{{
555 # make sure we don't leave any sensible data
556 rm -f /etc/debootstrap/variables
558 [ -n "$POLICYRCD" ] && rm -f /usr/sbin/policy-rc.d
560 umount /proc >/dev/null 2>/dev/null || true
567 [ -n "$1" ] && EXIT="$1" || EXIT="1"
572 # set signal handler {{{
573 trap signal_handler HUP INT QUIT TERM
576 # execute the functions {{{
578 # always execute install_policy_rcd
581 for i in chrootmirror grmlrepos kernelimg_conf \
582 kernel packages extrapackages reconfigure hosts interfaces \
583 timezone fstab hostname initrd grub_install passwords \
584 custom_scripts upgrade_system remove_apt_cache services \
585 remove_chrootmirror; do
587 $i && stage $i done || exit 1
590 # always execute the finalize stage:
594 # finally exit the chroot {{{
595 echo "Finished chroot installation, exiting."
599 ## END OF FILE #################################################################
600 # vim: ai tw=80 expandtab foldmethod=marker