# Authors: grml-team (grml.org), (c) Michael Prokop <mika@grml.org>
# Bug-Reports: see http://grml.org/bugs/
# License: This file is licensed under the GPL v2.
-# Latest change: Fre Nov 03 12:13:15 CET 2006 [mika]
+################################################################################
+# GRML_CHROOT_SCRIPT_MARKER - do not remove this line unless you want to keep
+# this script as /bin/chroot-script on your new installed system
################################################################################
-set -e
-
-. /etc/debootstrap/config || exit 1
-
-[ -r /proc/1 ] || mount -t proc none /proc
+. /etc/debootstrap/config || exit 1
+. /etc/debootstrap/variables || exit 1
-if [ -n "MIRROR_LIST" ] ; then
- echo $MIRROR_LIST > /etc/apt/sources.list
-fi
+[ -r /proc/1 ] || mount -t proc none /proc
-# install additional packages
-if [ "$PACKAGES" = 'yes' ] ; then
- if ! [ -r /etc/debootstrap/packages ] ; then
- echo "Error: /etc/debootstrap/packages not found, exiting."
- exit 1
- else
- apt-get update
- apt-get -y install $(cat /etc/debootstrap/packages)
- fi
-fi
+# variable checks {{{
-if [ -n "$RECONFIGURE" ] ; then
- for package in $RECONFIGURE ; do
- dpkg --list $package && dpkg-reconfigure $package || echo "Warning: $package does not exist, can not reconfigure it."
- done
+# use aptitude only if it's available
+if [ -x /usr/bin/aptitude ] ; then
+ APTINSTALL="aptitude -y --without-recommends install $DPKG_OPTIONS"
+ APTUPDATE='aptitude update'
+ APTUPGRADE='aptitude -y safe-upgrade'
+else
+ APTINSTALL="apt-get --force-yes -y --no-install-recommends install $DPKG_OPTIONS"
+ APTUPDATE='apt-get update'
+ APTUPGRADE='apt-get --force-yes -y upgrade'
fi
-# set password of user root
-echo "Activating shadow passwords."
-shadowconfig on
-echo "Setting password for user root:"
-passwd
-echo ""
-
-if ! [ -f /etc/hosts ] ; then
- echo "Setting up /etc/hosts"
- echo "127.0.0.1 localhost $HOSTNAME" > /etc/hosts
+if [ -z "$STAGES" ] ; then
+ STAGES='/etc/debootstrap/stages'
+ [ -d "$STAGES" ] || mkdir -p "$STAGES"
fi
-
-if ! [ -f /etc/network/interfaces ] ; then
- echo "Setting up /etc/network/interfaces"
- cat >> /etc/network/interfaces << EOF
-iface lo inet loopback
-iface eth0 inet dhcp
-auto lo
-auto eth0
+# }}}
+
+# helper functions {{{
+stage() {
+ if [ -n "$2" ] ; then
+ echo "$2" > "$STAGES/$1"
+ return 0
+ elif grep -q done "$STAGES/$1" 2>/dev/null ; then
+ echo " [*] Notice: stage $1 has been executed already, skipping execution therefore.">&2
+ return 1
+ fi
+ echo " Executing stage ${1}"
+ return 0
+}
+
+askpass() {
+ # read -s emulation for dash. result is in $resp.
+ set -o noglob
+ stty -echo
+ read resp
+ stty echo
+ set +o noglob
+}
+# }}}
+
+# define chroot mirror {{{
+chrootmirror() {
+ if [ -n "$KEEP_SRC_LIST" ] ; then
+ echo "KEEP_SRC_LIST has been set, skipping chrootmirror stage."
+ return
+ fi
+
+ if [ -z "$COMPONENTS" ] ; then
+ COMPONENTS='main contrib non-free'
+ fi
+ echo "Using repository components $COMPONENTS"
+
+ if [ -n "$ISO" ] ; then
+ echo "Adjusting sources.list for ISO (${ISO})."
+ echo "deb $ISO $RELEASE $COMPONENTS" > /etc/apt/sources.list
+ echo "Adding mirror entry (${MIRROR}) to sources.list."
+ [ -n "$MIRROR" ] && echo "deb $MIRROR $RELEASE $COMPONENTS" >> /etc/apt/sources.list || true
+ else
+ if [ -n "$MIRROR" ] ; then
+ echo "Adjusting sources.list for mirror (${MIRROR})."
+ echo "deb $MIRROR $RELEASE $COMPONENTS" > /etc/apt/sources.list
+ fi
+ fi
+
+ # add security.debian.org:
+ case "$RELEASE" in
+ unstable|sid) ;; # no security pool available
+ *)
+ echo "Adding security.debian.org to sources.list."
+ echo "deb http://security.debian.org ${RELEASE}/updates $COMPONENTS" >> /etc/apt/sources.list
+ ;;
+ esac
+}
+# }}}
+
+# set up grml repository {{{
+grmlrepos() {
+ if [ -n "$GRMLREPOS" ] ; then
+ # user might have provided their own apt sources.list
+ if ! grep -q grml /etc/apt/sources.list.d/grml.list 2>/dev/null ; then
+ cat >> /etc/apt/sources.list.d/grml.list << EOF
+# grml: stable repository:
+ deb http://deb.grml.org/ grml-stable main
+ deb-src http://deb.grml.org/ grml-stable main
+
+# grml: testing/development repository:
+ deb http://deb.grml.org/ grml-testing main
+ deb-src http://deb.grml.org/ grml-testing main
EOF
-fi
-
-# adjust timezone
-if [ -n "$TIMEZONE" ] ; then
- echo "Adjusting /etc/localtime"
- ln -sf /usr/share/zoneinfo/$TIMEZONE /etc/localtime
-fi
-
-if ! [ -f /etc/fstab ] ; then
- echo "Setting up /etc/fstab"
-cat >> /etc/fstab << EOF
-sysfs /sys sysfs auto 0 0
-proc /proc proc defaults 0 0
-$TARGET / auto defaults,errors=remount-ro 0 1
-# /dev/sda2 none swap sw 0 0
-/dev/cdrom /mnt/cdrom0 iso9660 ro,user,noauto 0 0
+ fi
+
+ if apt-get update ; then
+ apt-get -y --allow-unauthenticated install grml-debian-keyring
+ apt-get update
+ else
+ # make sure we have the keys available for aptitude
+ gpg --keyserver subkeys.pgp.net --recv-keys F61E2E7CECDEA787
+ gpg --export F61E2E7CECDEA787 | apt-key add - || true # not yet sure
+ # why it's necessary, sometimes we get an error even though it works [mika]
+ fi
+
+ # make sure we install packages from Grml's pool only if not available
+ # from Debian!
+ if ! grep -q grml /etc/apt/preferences 2>/dev/null ; then
+ cat >> /etc/apt/preferences << EOF
+// debian pool (default):
+Package: *
+Pin: release o=Debian
+Pin-Priority: 996
+
+// main grml-repository:
+Package: *
+Pin: origin deb.grml.org
+Pin-Priority: 991
EOF
-fi
-
-# create default devices
-if ! [ -r /dev/hda20 ] ; then
- echo "Creating generic devices in /dev - this might take a while..."
- cd /dev && MAKEDEV generic
-fi
-
-# assume the first available kernel as our main kernel
-KERNELIMG=$(ls -1 /boot/vmlinuz-* | head -1)
-KERNELVER=${KERNELIMG#/boot/vmlinuz-}
-
-# generate initrd
-if [ -n "$INITRD" ] ; then
- echo "Generating initrd."
- update-initramfs -c -t -k $KERNELVER
- if [ -f "/boot/initrd.img-$KERNELVER" ] ; then
- GRUBINITRD="initrd /boot/initrd.img-$KERNELVER"
- LILOINITRD=" initrd=/boot/initrd.img-$KERNELVER"
- fi
-fi
-
-if [ "$BOOTMGR" = 'grub' ] ; then
- echo "Installing grub"
- if ! [ -f /boot/grub/menu.lst ] ; then
- # setup grub
- mkdir /boot/grub
- cat >> /boot/grub/menu.lst << EOF
-# Boot automatically after 30 secs.
-timeout 30
-
-# By default, boot the first entry.
-default 0
-
-# Fallback to the second entry.
-fallback 1
-
-title Debian Etch, kernel $KERNELVER (on $ARGET)
-root (hd0,0)
-kernel $KERNELIMG root=$TARGET ro
-$GRUBINITRD
-
-# For booting Windows
-# title Windows
-# rootnoverify (hd0,0)
-# makeactive
-# chainloader +1
+ fi
+ fi
+}
+# }}}
+
+# set up kernel-img.conf {{{
+kernelimg_conf() {
+ if ! [ -r /etc/kernel-img.conf ] ; then
+ echo "Setting up /etc/kernel-img.conf"
+ cat > /etc/kernel-img.conf << EOF
+# Kernel Image management overrides
+# See kernel-img.conf(5) for details
+do_initrd = Yes
+do_symlinks = Yes
EOF
- fi
-
- # copy stage-files to /boot/grub/
- cp -i /usr/lib/grub/i386-pc/* /boot/grub/
+ fi
+}
+# }}}
+
+# make sure services do not start up {{{
+install_policy_rcd() {
+ if ! [ -r /usr/sbin/policy-rc.d ] ; then
+ export POLICYRCD=1
+ cat > /usr/sbin/policy-rc.d << EOF
+#!/bin/sh
+exit 101
+EOF
+ chmod 775 /usr/sbin/policy-rc.d
+ fi
+}
+# }}}
+
+# make sure we have an up2date system {{{
+upgrade_system() {
+ if [ "$UPGRADE_SYSTEM" = "yes" ] ; then
+ echo "Running update + upgrade"
+ $APTUPDATE
+ $APTUPGRADE
+ else
+ echo "Not running update + upgrade as \$UPDATE_AND_UPGRADE is not set to 'yes'."
+ fi
+}
+
+# }}}
+# remove now useless apt cache {{{
+remove_apt_cache() {
+ if [ "$RM_APTCACHE" = 'yes' ] ; then
+ echo "Cleaning apt cache."
+ apt-get clean
+ else
+ echo "Not cleaning apt cache as \$RM_APTCACHE is unset."
+ fi
+}
+# }}}
+
+# install additional packages {{{
+packages() {
+ # Pre-seed the debconf database with answers. Each question will be marked
+ # as seen to prevent debconf from asking the question interactively.
+ [ -f /etc/debootstrap/debconf-selections ] && {
+ echo "Preseeding the debconf database, some lines might be skipped..."
+ cat /etc/debootstrap/debconf-selections | debconf-set-selections
+ }
+
+ if [ "$PACKAGES" = 'yes' ] ; then
+ if ! [ -r /etc/debootstrap/packages ] ; then
+ echo "Error: /etc/debootstrap/packages (inside chroot) not found, exiting." >&2
+ exit 1
+ else
+ $APTUPDATE
+ DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $(grep -v '^#' /etc/debootstrap/packages) $GRMLPACKAGES
+ fi
+ fi
+}
+# }}}
+
+# install extra packages {{{
+extrapackages() {
+ if [ "$EXTRAPACKAGES" = 'yes' ] ; then
+ PACKAGELIST=$(find /etc/debootstrap/extrapackages -type f -name '*.deb')
+ if [ -n "$PACKAGELIST" ]; then
+ dpkg -i $PACKAGELIST
+ # run apt again to resolve any deps
+ DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL
+ fi
+ fi
+}
+# }}}
+
+# install kernel packages {{{
+kernel() {
+ # do not override $KERNEL if set via config file
+ if [ -z "$KERNEL" ] ; then
+ if [ "$ARCH" = 'i386' ] ; then
+ KERNEL='2.6-686'
+ elif [ "$ARCH" = 'amd64' ] ; then
+ KERNEL='2.6-amd64'
+ fi
+ fi
+
+ if [ -n "$KERNEL" ] ; then
+ $APTUPDATE
+ # note: install busybox to be able to debug initramfs
+ KERNELPACKAGES="linux-image-$KERNEL linux-headers-$KERNEL busybox firmware-linux"
+ DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $KERNELPACKAGES
+ fi
+}
+# }}}
+
+# reconfigure packages {{{
+reconfigure() {
+ if [ -n "$RECONFIGURE" ] ; then
+ for package in $RECONFIGURE ; do
+ if dpkg --list $package >/dev/null 2>&1 | grep -q '^ii' ; then
+ DEBIAN_FRONTEND=$DEBIAN_FRONTEND dpkg-reconfigure $package || \
+ echo "Warning: $package does not exist, can not reconfigure it."
+ fi
+ done
+ fi
+}
+# }}}
+
+# set password of user root {{{
+passwords()
+{
+ if [ -n "$NOPASSWORD" ] ; then
+ echo "Skip setting root password as requested."
+ return 0
+ fi
+
+ echo "Activating shadow passwords."
+ shadowconfig on
+
+ CHPASSWD_OPTION=
+ if chpasswd --help 2>&1 | grep -q -- '-m,' ; then
+ CHPASSWD_OPTION='-m'
+ fi
+
+ if [ -n "$ROOTPASSWORD" ] ; then
+ echo root:"$ROOTPASSWORD" | chpasswd $CHPASSWD_OPTION
+ export ROOTPASSWORD=''
+ else
+ a='1'
+ b='2'
+ echo "Setting password for user root:"
+ while [ "$a" != "$b" ] ; do
+ echo -n "Enter new UNIX password for user root: "
+ askpass
+ a="$resp"
+ unset resp
+ echo
+ echo -n "Retype new UNIX password for user root: "
+ askpass
+ b="$resp"
+ unset resp
+ echo
+ if [ "$a" != "$b" ] ; then
+ echo "Sorry, passwords do not match. Retry."
+ a='1'
+ b='2'
+ else
+ echo root:"$a" | chpasswd $CHPASSWD_OPTION
+ unset a
+ unset b
+ fi
+ done
+ fi
+}
+# }}}
+
+# set up /etc/hosts {{{
+hosts() {
+ if [ -f /etc/hosts ] ; then
+ sed -i "s#127.0.0.1 .*#127.0.0.1 localhost $HOSTNAME#" /etc/hosts
+ [ -n "$HOSTNAME" ] && sed -i "s/grml/$HOSTNAME/g" /etc/hosts
+ else
+ cat > /etc/hosts << EOF
+127.0.0.1 localhost $HOSTNAME
+
+#127.0.0.1 localhost
+#127.0.1.1 $HOSTNAME.example.org $HOSTNAME
+
+# The following lines are desirable for IPv6 capable hosts
+#::1 ip6-localhost ip6-loopback $HOSTNAME
+::1 ip6-localhost ip6-loopback
+fe00::0 ip6-localnet
+ff00::0 ip6-mcastprefix
+ff02::1 ip6-allnodes
+ff02::2 ip6-allrouters
+ff02::3 ip6-allhosts
+EOF
+ fi
+}
+# }}}
- # otherwise grub fails with 'Could not find device for /boot/boot: not found or not a block device'
- cp /etc/mtab /etc/mtab.old
- cp /proc/mounts /etc/mtab
+# set up /etc/network/interfaces {{{
+interfaces() {
+ if ! [ -r /etc/network/interfaces ] || ! grep -q "auto lo" /etc/network/interfaces ; then
+ echo "Setting up /etc/network/interfaces"
+ cat >> /etc/network/interfaces << EOF
- # finally install grub
- grub-install $BOOT
+# loopback device:
+iface lo inet loopback
+auto lo
- # restore mtab again
- mv /etc/mtab.old /etc/mtab
-fi
+# eth0:
+# iface eth0 inet dhcp
+# auto eth0
-if [ "$BOOTMGR" = 'lilo' ] ; then
- echo "Installing lilo"
-# /usr/share/doc/lilo/examples/conf.sample
-cat > /etc/lilo.conf << EOF
-# This allows booting from any partition on disks with more than 1024 cylinders.
-lba32
-
-# Specifies the boot device
-boot=$BOOT
-
-# Specifies the device that should be mounted as root.
-root=$TARGET
-
-# use Debian on software raid:
-# raid-extra-boot=mbr-only
-
-install=text
-# prompt
-timeout=1
-map=/boot/map
-vga=normal
-
-image=/boot/vmlinuz-2.6.17-grml
- label="$KERNELVER"
- #append="...."
- read-only
- $LILOINITRD
EOF
+ fi
+}
+# }}}
+
+# adjust timezone {{{
+timezone() {
+ if [ -n "$TIMEZONE" ] ; then
+ echo "Adjusting /etc/localtime"
+ ln -sf /usr/share/zoneinfo/$TIMEZONE /etc/localtime
+ fi
+}
+# }}}
+
+# helper function for fstab() {{{
+createfstab(){
+ echo "Setting up /etc/fstab"
+if [ -n "$TARGET_UUID" ] ; then
+ echo "/dev/disk/by-uuid/${TARGET_UUID} / auto defaults,errors=remount-ro 0 1" > /etc/fstab
+else
+ echo "${TARGET} / auto defaults,errors=remount-ro 0 1" > /etc/fstab
fi
-# unmount all filesystems in chroot, make sure nothing is left...
-umount -a
-umount /proc
-umount /proc
-umount -a
-
-# finally exit the chroot
-echo "Finished chroot installation, exiting."
-exit 0
+cat >> /etc/fstab << EOF
+proc /proc proc defaults 0 0
+/dev/cdrom /mnt/cdrom0 iso9660 ro,user,noauto 0 0
+# some other examples:
+# /dev/sda2 none swap sw,pri=0 0 0
+# /dev/hda1 /Grml ext3 dev,suid,user,noauto 0 2
+# //1.2.3.4/pub /smb/pub smbfs defaults,user,noauto,uid=grml,gid=grml 0 0
+# linux:/pub /beer nfs defaults 0 0
+# tmpfs /tmp tmpfs size=300M 0 0
+# /dev/sda5 none swap sw 0 0
+EOF
+}
+# }}}
+
+# generate /etc/fstab {{{
+fstab() {
+ # set up /etc/fstab if file is not present (cdebootstrap)
+ if [ ! -f /etc/fstab ] ; then
+ createfstab
+ fi
+
+ # set up /etc/fstab if file is UNCONFIGURED (debootstrap)
+ if grep -q UNCONFIGURED /etc/fstab ; then
+ createfstab
+ fi
+}
+# }}}
+
+# set up hostname {{{
+hostname() {
+ if [ -n "$HOSTNAME" ] ; then
+ echo "Setting hostname to ${HOSTNAME}."
+ echo "$HOSTNAME" > /etc/hostname
+
+ # adjust postfix configuration
+ if [ -r /etc/postfix/main.cf ] ; then
+ # adjust hostname related options:
+ sed -i "s/grml/$HOSTNAME/g" /etc/postfix/main.cf
+
+ # listen on loopback interface only:
+ sed -i "s/^inet_interfaces = .*/inet_interfaces = loopback-only/" /etc/postfix/main.cf
+ grep -q inet_interfaces /etc/postfix/main.cf || echo 'inet_interfaces = loopback-only' >> /etc/postfix/main.cf
+ fi
+ fi
+}
+# }}}
+
+# generate initrd/initramfs {{{
+initrd() {
+ # assume the first available kernel as our main kernel
+ KERNELIMG=$(ls -1 /boot/vmlinuz-* 2>/dev/null | head -1)
+ if [ -z "$KERNELIMG" ] ; then
+ echo 'No kernel image found, skipping initrd stuff.'>&2
+ return
+ fi
+
+ KERNELVER=${KERNELIMG#/boot/vmlinuz-}
+
+ # generate initrd
+ if [ -n "$INITRD" ] ; then
+ echo "Generating initrd."
+ update-initramfs -c -t -k $KERNELVER
+ fi
+}
+# }}}
+
+# grub configuration/installation {{{
+grub_install() {
+
+ if [ -z "$GRUB" ] ; then
+ echo "Notice: \$GRUB not defined, will not install grub inside chroot at this stage."
+ return 0
+ fi
+
+ if ! dpkg --list grub-pc 2>/dev/null | grep -q '^ii' ; then
+ echo "Notice: grub option set but no grub-pc package, installing it therefore."
+ DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL grub-pc
+ fi
+
+ if ! [ -x "$(which grub-install)" ] ; then
+ echo "Error: grub-install not available. (Error while installing grub package?)" >&2
+ return 1
+ fi
+
+ if [ -n "$SELECTED_PARTITIONS" ] ; then # using sw-raid
+ for device in $SELECTED_PARTITIONS ; do
+ GRUB="${device%%[0-9]}"
+ echo "Installing grub on ${GRUB}:"
+ grub-install --no-floppy "$GRUB"
+ done
+ else
+ echo "Installing grub on ${GRUB}:"
+ grub-install --no-floppy "$GRUB"
+ fi
+
+ echo "Adjusting grub configuration for use on ${GRUB}."
+
+ # finally install grub
+ if [ -x /usr/sbin/update-grub ] ; then
+ UPDATEGRUB='/usr/sbin/update-grub'
+ elif [ -x /sbin/update-grub ] ; then
+ UPDATEGRUB='/sbin/update-grub'
+ else
+ echo "Error: update-grub not available, can not execute it." >&2
+ return 1
+ fi
+
+ $UPDATEGRUB
+}
+# }}}
+
+# execute all scripts present in /etc/debootstrap/chroot-scripts/ {{{
+custom_scripts() {
+ [ -d /etc/debootstrap/chroot-scripts/ ] || return 0
+
+ for script in /etc/debootstrap/chroot-scripts/* ; do
+ echo "Executing script $script"
+ $script && echo "done" || echo "failed"
+ done
+}
+# }}}
+
+# make sure we don't have any running processes left {{{
+services() {
+ for service in ssh mdadm mdadm-raid ; do
+ if [ -x /etc/init.d/"$service" ] ; then
+ /etc/init.d/"$service" stop || true
+ fi
+ done
+}
+# }}}
+
+# unmount /proc and make sure nothing is left {{{
+finalize() {
+ # make sure we don't leave any sensible data
+ rm -f /etc/debootstrap/variables
+
+ [ -n "$POLICYRCD" ] && rm -f /usr/sbin/policy-rc.d
+
+ umount /proc >/dev/null 2>/dev/null || true
+}
+# }}}
+
+# signal handler {{{
+signal_handler() {
+ finalize
+ [ -n "$1" ] && EXIT="$1" || EXIT="1"
+ exit "$EXIT"
+}
+# }}}
+
+# set signal handler {{{
+trap signal_handler HUP INT QUIT TERM
+# }}}
+
+# execute the functions {{{
+
+ # always execute install_policy_rcd
+ install_policy_rcd
+
+ for i in chrootmirror grmlrepos kernelimg_conf \
+ kernel packages extrapackages reconfigure hosts interfaces \
+ timezone fstab hostname initrd grub_install passwords \
+ custom_scripts upgrade_system remove_apt_cache services ; do
+ if stage $i ; then
+ $i && stage $i done || exit 1
+ fi
+ done
+ # always execute the finalize stage:
+ finalize
+# }}}
+
+# finally exit the chroot {{{
+ echo "Finished chroot installation, exiting."
+ exit 0
+# }}}
## END OF FILE #################################################################
+# vim: ai tw=80 expandtab foldmethod=marker