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 $resp.
58 [ -t 0 ] && stty -echo
65 # define chroot mirror {{{
67 if [ -n "$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 # check available backports release version {{{
170 wget -q -O/dev/null http://backports.debian.org/debian-backports/dists/${1}-backports/Release
174 # feature to provide Debian backports repos {{{
176 if [ -n "$BACKPORTREPOS" ] ; then
177 if ! checkbackports $RELEASE ; then
178 echo "Backports for ${RELEASE} are not available." >&2
181 # user might have provided their own apt sources.list
182 if ! grep -q backports /etc/apt/sources.list.d/backports.list 2>/dev/null ; then
183 cat >> /etc/apt/sources.list.d/backports.list << EOF
184 # debian backports: ${RELEASE}-backports repository:
185 deb http://backports.debian.org/debian-backports ${RELEASE}-backports main
186 deb-src http://backports.debian.org/debian-backports ${RELEASE}-backports main
194 # set up kernel-img.conf {{{
196 if ! [ -r /etc/kernel-img.conf ] ; then
197 echo "Setting up /etc/kernel-img.conf"
198 cat > /etc/kernel-img.conf << EOF
199 # Kernel Image management overrides
200 # See kernel-img.conf(5) for details
208 # make sure services do not start up {{{
209 install_policy_rcd() {
210 if ! [ -r /usr/sbin/policy-rc.d ] ; then
212 cat > /usr/sbin/policy-rc.d << EOF
216 chmod 775 /usr/sbin/policy-rc.d
221 # make sure we have an up2date system {{{
223 if [ "$UPGRADE_SYSTEM" = "yes" ] ; then
224 echo "Running update + upgrade"
228 echo "Not running update + upgrade as \$UPDATE_AND_UPGRADE is not set to 'yes'."
233 # remove now useless apt cache {{{
235 if [ "$RM_APTCACHE" = 'yes' ] ; then
236 echo "Cleaning apt cache."
239 echo "Not cleaning apt cache as \$RM_APTCACHE is unset."
244 # install additional packages {{{
246 # Pre-seed the debconf database with answers. Each question will be marked
247 # as seen to prevent debconf from asking the question interactively.
248 [ -f /etc/debootstrap/debconf-selections ] && {
249 echo "Preseeding the debconf database, some lines might be skipped..."
250 cat /etc/debootstrap/debconf-selections | debconf-set-selections
253 if [ "$PACKAGES" = 'yes' ] ; then
254 if ! [ -r /etc/debootstrap/packages ] ; then
255 echo "Error: /etc/debootstrap/packages (inside chroot) not found, exiting." >&2
259 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $(grep -v '^#' /etc/debootstrap/packages) $GRMLPACKAGES
265 # install extra packages {{{
267 if [ "$EXTRAPACKAGES" = 'yes' ] ; then
268 PACKAGELIST=$(find /etc/debootstrap/extrapackages -type f -name '*.deb')
269 if [ -n "$PACKAGELIST" ]; then
271 # run apt again to resolve any deps
272 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL
278 # check if the specified Debian package exists
280 output=$(apt-cache show "$1" 2>/dev/null)
286 # determine the kernel version postfix
287 get_kernel_version() {
288 # do not override $KERNEL if set via config file
289 if [ -n "$KERNEL" ] ; then
296 amd64) KARCH=amd64 ;;
298 echo "Only i386 and amd64 are currently supported" >&2
302 for KPREFIX in "" "2.6-" ; do # iterate through the kernel prefixes,
303 # currently "" and "2.6-"
304 if package_exists linux-image-${KPREFIX}${KARCH} ; then
305 echo ${KPREFIX}${KARCH}
312 # install kernel packages {{{
315 KVER=$(get_kernel_version)
316 if [ -n "$KVER" ] ; then
317 # note: install busybox to be able to debug initramfs
318 KERNELPACKAGES="linux-image-$KVER linux-headers-$KVER busybox firmware-linux-free firmware-linux"
319 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $KERNELPACKAGES
321 echo "Warning: Could not find a kernel for your system. Your system won't be able to boot itself!"
326 # reconfigure packages {{{
328 if [ -n "$RECONFIGURE" ] ; then
329 for package in $RECONFIGURE ; do
330 if dpkg --list $package >/dev/null 2>&1 | grep -q '^ii' ; then
331 DEBIAN_FRONTEND=$DEBIAN_FRONTEND dpkg-reconfigure $package || \
332 echo "Warning: $package does not exist, can not reconfigure it."
339 # set password of user root {{{
342 if [ -n "$NOPASSWORD" ] ; then
343 echo "Skip setting root password as requested."
347 echo "Activating shadow passwords."
351 if chpasswd --help 2>&1 | grep -q -- '-m,' ; then
355 if [ -n "$ROOTPASSWORD" ] ; then
356 echo root:"$ROOTPASSWORD" | chpasswd $CHPASSWD_OPTION
357 export ROOTPASSWORD=''
361 echo "Setting password for user root:"
362 while [ "$a" != "$b" ] ; do
363 echo -n "Enter new UNIX password for user root: "
368 echo -n "Retype new UNIX password for user root: "
373 if [ "$a" != "$b" ] ; then
374 echo "Sorry, passwords do not match. Retry."
378 echo root:"$a" | chpasswd $CHPASSWD_OPTION
387 # set up /etc/hosts {{{
389 if [ -f /etc/hosts ] ; then
390 sed -i "s#127.0.0.1 .*#127.0.0.1 localhost $HOSTNAME#" /etc/hosts
391 [ -n "$HOSTNAME" ] && sed -i "s/grml/$HOSTNAME/g" /etc/hosts
393 cat > /etc/hosts << EOF
394 127.0.0.1 localhost $HOSTNAME
397 #127.0.1.1 $HOSTNAME.example.org $HOSTNAME
399 # The following lines are desirable for IPv6 capable hosts
400 #::1 ip6-localhost ip6-loopback $HOSTNAME
401 ::1 ip6-localhost ip6-loopback
403 ff00::0 ip6-mcastprefix
405 ff02::2 ip6-allrouters
412 # set up /etc/network/interfaces {{{
414 if ! [ -r /etc/network/interfaces ] || ! grep -q "auto lo" /etc/network/interfaces ; then
415 echo "Setting up /etc/network/interfaces"
416 cat >> /etc/network/interfaces << EOF
419 iface lo inet loopback
423 # iface eth0 inet dhcp
431 # set default locales {{{
433 if [ -n "$DEFAULT_LOCALES" ] ; then
434 update-locale LANG="$DEFAULT_LOCALES"
439 # adjust timezone {{{
441 if [ -n "$TIMEZONE" ] ; then
442 echo "Adjusting /etc/localtime"
443 ln -sf /usr/share/zoneinfo/$TIMEZONE /etc/localtime
448 # helper function for fstab() {{{
450 echo "Setting up /etc/fstab"
451 if [ -n "$TARGET_UUID" ] ; then
452 echo "/dev/disk/by-uuid/${TARGET_UUID} / auto defaults,errors=remount-ro 0 1" > /etc/fstab
454 echo "${TARGET} / auto defaults,errors=remount-ro 0 1" > /etc/fstab
457 cat >> /etc/fstab << EOF
458 proc /proc proc defaults 0 0
459 /dev/cdrom /mnt/cdrom0 iso9660 ro,user,noauto 0 0
460 # some other examples:
461 # /dev/sda2 none swap sw,pri=0 0 0
462 # /dev/hda1 /Grml ext3 dev,suid,user,noauto 0 2
463 # //1.2.3.4/pub /smb/pub smbfs defaults,user,noauto,uid=grml,gid=grml 0 0
464 # linux:/pub /beer nfs defaults 0 0
465 # tmpfs /tmp tmpfs size=300M 0 0
466 # /dev/sda5 none swap sw 0 0
471 # generate /etc/fstab {{{
473 # set up /etc/fstab if file is not present (cdebootstrap)
474 if [ ! -f /etc/fstab ] ; then
478 # set up /etc/fstab if file is UNCONFIGURED (debootstrap)
479 if grep -q UNCONFIGURED /etc/fstab ; then
485 # set up hostname {{{
487 if [ -n "$HOSTNAME" ] ; then
488 echo "Setting hostname to ${HOSTNAME}."
489 echo "$HOSTNAME" > /etc/hostname
491 # adjust postfix configuration
492 if [ -r /etc/postfix/main.cf ] ; then
493 # adjust hostname related options:
494 sed -i "s/grml/$HOSTNAME/g" /etc/postfix/main.cf
496 # listen on loopback interface only:
497 sed -i "s/^inet_interfaces = .*/inet_interfaces = loopback-only/" /etc/postfix/main.cf
498 grep -q inet_interfaces /etc/postfix/main.cf || echo 'inet_interfaces = loopback-only' >> /etc/postfix/main.cf
504 # generate initrd/initramfs {{{
506 # assume the first available kernel as our main kernel
507 KERNELIMG=$(ls -1 /boot/vmlinuz-* 2>/dev/null | head -1)
508 if [ -z "$KERNELIMG" ] ; then
509 echo 'No kernel image found, skipping initrd stuff.'>&2
513 KERNELVER=${KERNELIMG#/boot/vmlinuz-}
516 if [ -n "$INITRD" ] ; then
517 echo "Generating initrd."
518 update-initramfs -c -t -k $KERNELVER
523 # grub configuration/installation {{{
526 if [ -z "$GRUB" ] ; then
527 echo "Notice: \$GRUB not defined, will not install grub inside chroot at this stage."
531 if ! dpkg --list grub-pc 2>/dev/null | grep -q '^ii' ; then
532 echo "Notice: grub option set but no grub-pc package, installing it therefore."
533 DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL grub-pc
536 if ! [ -x "$(which grub-install)" ] ; then
537 echo "Error: grub-install not available. (Error while installing grub package?)" >&2
541 if [ -n "$SELECTED_PARTITIONS" ] ; then # using sw-raid
542 for device in $SELECTED_PARTITIONS ; do
543 GRUB="${device%%[0-9]}"
544 echo "Installing grub on ${GRUB}:"
545 grub-install --no-floppy "$GRUB"
548 echo "Installing grub on ${GRUB}:"
549 grub-install --no-floppy "$GRUB"
552 echo "Adjusting grub configuration for use on ${GRUB}."
554 # finally install grub
555 if [ -x /usr/sbin/update-grub ] ; then
556 UPDATEGRUB='/usr/sbin/update-grub'
557 elif [ -x /sbin/update-grub ] ; then
558 UPDATEGRUB='/sbin/update-grub'
560 echo "Error: update-grub not available, can not execute it." >&2
568 # execute all scripts present in /etc/debootstrap/chroot-scripts/ {{{
570 [ -d /etc/debootstrap/chroot-scripts/ ] || return 0
572 for script in /etc/debootstrap/chroot-scripts/* ; do
573 echo "Executing script $script"
574 $script && echo "done" || echo "failed"
579 # make sure we don't have any running processes left {{{
581 for service in ssh mdadm mdadm-raid ; do
582 if [ -x /etc/init.d/"$service" ] ; then
583 /etc/init.d/"$service" stop || true
589 # unmount /proc and make sure nothing is left {{{
591 # make sure we don't leave any sensible data
592 rm -f /etc/debootstrap/variables
594 [ -n "$POLICYRCD" ] && rm -f /usr/sbin/policy-rc.d
596 umount /proc >/dev/null 2>/dev/null || true
603 [ -n "$1" ] && EXIT="$1" || EXIT="1"
608 # set signal handler {{{
609 trap signal_handler HUP INT QUIT TERM
612 # execute the functions {{{
614 # always execute install_policy_rcd
617 for i in chrootmirror grmlrepos backportrepos kernelimg_conf \
618 kernel packages extrapackages reconfigure hosts interfaces \
619 default_locales timezone fstab hostname initrd grub_install passwords \
620 custom_scripts upgrade_system remove_apt_cache services \
621 remove_chrootmirror; do
623 $i && stage $i done || exit 1
626 # always execute the finalize stage:
630 # finally exit the chroot {{{
631 echo "Finished chroot installation, exiting."
635 ## END OF FILE #################################################################
636 # vim: ai tw=80 expandtab foldmethod=marker