# Filename: /etc/debootstrap/chroot-script
# Purpose: script executed in chroot when installing Debian via grml-debootstrap
# Authors: grml-team (grml.org), (c) Michael Prokop <mika@grml.org>
-# Bug-Reports: see http://grml.org/bugs/
+# Bug-Reports: see https://grml.org/bugs/
# License: This file is licensed under the GPL v2.
################################################################################
# GRML_CHROOT_SCRIPT_MARKER - do not remove this line unless you want to keep
fi
# }}}
+# shellcheck disable=SC1091
. /etc/debootstrap/config || exit 1
+# shellcheck disable=SC1091
. /etc/debootstrap/variables || exit 1
[ -r /proc/1 ] || mount -t proc none /proc
+[ -r /sys/kernel ] || mount -t sysfs none /sys
# variable checks {{{
APTUPGRADE="aptitude -y safe-upgrade $DPKG_OPTIONS"
fi
else
- APTINSTALL="apt-get --force-yes -y --no-install-recommends install $DPKG_OPTIONS"
+ APTINSTALL="apt-get -y --no-install-recommends install $DPKG_OPTIONS"
APTUPDATE="apt-get update $DPKG_OPTIONS"
- APTUPGRADE="apt-get --force-yes -y upgrade $DPKG_OPTIONS"
+ APTUPGRADE="apt-get -y upgrade $DPKG_OPTIONS"
fi
if [ -z "$STAGES" ] ; then
# read -s emulation for dash. result is in $resp.
set -o noglob
[ -t 0 ] && stty -echo
- read resp
+ read -r resp
[ -t 0 ] && stty echo
set +o noglob
}
# define chroot mirror {{{
chrootmirror() {
- if [ -n "$KEEP_SRC_LIST" ] ; then
- echo "KEEP_SRC_LIST has been set, skipping chrootmirror stage."
+ if [ "$KEEP_SRC_LIST" = "yes" ] ; then
+ echo "KEEP_SRC_LIST has been enabled, skipping chrootmirror stage."
return
fi
# add security.debian.org:
case "$RELEASE" in
unstable|sid|lenny) ;; # no security pool available
- *)
+ squeeze|wheezy|jessie|stretch|buster)
echo "Adding security.debian.org to sources.list."
echo "deb http://security.debian.org ${RELEASE}/updates $COMPONENTS" >> /etc/apt/sources.list
;;
+ *)
+ # bullseye and newer releases use a different repository layout, see
+ # https://lists.debian.org/debian-devel-announce/2019/07/msg00004.html
+ echo "Adding security.debian.org/debian-security to sources.list."
+ echo "deb http://security.debian.org/debian-security ${RELEASE}-security $COMPONENTS" >> /etc/apt/sources.list
+ ;;
esac
}
# }}}
# remove local chroot mirror {{{
remove_chrootmirror() {
- if [ -n "$KEEP_SRC_LIST" ] ; then
- echo "KEEP_SRC_LIST has been set, skipping remove_chrootmirror stage."
+ if [ "$KEEP_SRC_LIST" = "yes" ] ; then
+ echo "KEEP_SRC_LIST has been enabled, skipping remove_chrootmirror stage."
return
fi
if [ -n "$ISO" ] ; then
echo "Removing ISO (${ISO}) from sources.list."
- TMP_ISO=$(echo "$ISO" |sed 's#/#\\/#g')
+ TMP_ISO="${ISO//\//\\\/}"
sed -i "/deb $TMP_ISO $RELEASE $COMPONENTS/ D" /etc/apt/sources.list
else
if [ -n "$MIRROR" ] && echo "$MIRROR" | grep -q 'file:' ; then
echo "Removing local mirror (${MIRROR}) from sources.list."
- TMP_MIRROR=$(echo "$MIRROR" |sed 's#/#\\/#g')
+ TMP_MIRROR="${MIRROR//\//\\\/}"
sed -i "/deb $TMP_MIRROR $RELEASE $COMPONENTS/ D" /etc/apt/sources.list
echo "Adding fallback mirror entry (${FALLBACK_MIRROR}) to sources.list instead."
echo "deb $FALLBACK_MIRROR $RELEASE $COMPONENTS" >> /etc/apt/sources.list
# set up grml repository {{{
grmlrepos() {
- if [ -n "$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
+ if [ -z "$GRMLREPOS" ] ; then
+ return 0
+ fi
+
+ # user might have provided their own apt sources configuration
+ if [ -r /etc/apt/sources.list.d/grml.list ] ; then
+ echo "File /etc/apt/sources.list.d/grml.list exists already, not modifying."
+ else
+ echo "Setting up /etc/apt/sources.list.d/grml.list."
+ 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
+ deb [signed-by=/usr/share/keyrings/grml-archive-keyring.gpg] http://deb.grml.org/ grml-stable main
+ deb-src [signed-by=/usr/share/keyrings/grml-archive-keyring.gpg] 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
+ deb [signed-by=/usr/share/keyrings/grml-archive-keyring.gpg] http://deb.grml.org/ grml-testing main
+ deb-src [signed-by=/usr/share/keyrings/grml-archive-keyring.gpg] http://deb.grml.org/ grml-testing main
EOF
- fi
-
- if apt-get update $DPKG_OPTIONS; then
- apt-get -y --allow-unauthenticated install grml-debian-keyring $DPKG_OPTIONS
- apt-get update $DPKG_OPTIONS
- else
- # make sure we have the keys available for aptitude
- gpg --keyserver subkeys.pgp.net --recv-keys 709BCE51568573EBC160E590F61E2E7CECDEA787
- gpg --export 709BCE51568573EBC160E590F61E2E7CECDEA787 | apt-key add - || true # not yet sure
- # why it's necessary, sometimes we get an error even though it works [mika]
- fi
-
- # make sure we install packages from Grml's pool only if not available
- # from Debian!
- if ! grep -q grml /etc/apt/preferences 2>/dev/null ; then
- cat >> /etc/apt/preferences << EOF
-// debian pool (default):
-Package: *
-Pin: release o=Debian
-Pin-Priority: 996
+ fi
-// main grml-repository:
+ # make sure we install packages from Grml's pool only if not available from Debian
+ if [ -r /etc/apt/preferences.d/grml.pref ] ; then
+ echo "File /etc/apt/preferences.d/grml.pref exists already, not modifying."
+ else
+ echo "Setting up /etc/apt/preferences.d/grml.pref."
+ cat > /etc/apt/preferences.d/grml.pref << EOF
+Explanation: use Grml repository only after Debian ones
Package: *
Pin: origin deb.grml.org
-Pin-Priority: 991
+Pin-Priority: 100
EOF
- fi
fi
-}
-# }}}
-# check available backports release version {{{
-checkbackports() {
- wget -q -O/dev/null "http://backports.debian.org/debian-backports/dists/${1}-backports/Release"
+ apt-get update -o Acquire::AllowInsecureRepositories=1
+ apt-get -y --allow-unauthenticated install grml-debian-keyring
+ apt-get update
+
+ if [ "$(dpkg-query -f "\${db:Status-Status} \${db:Status-Eflag}" -W grml-debian-keyring 2>/dev/null)" != 'installed ok' ]; then
+ echo "Error: installation of grml-debian-keyring failed." >&2
+ exit 1
+ fi
}
# }}}
# feature to provide Debian backports repos {{{
backportrepos() {
- if [ -n "$BACKPORTREPOS" ] ; then
- if ! checkbackports "$RELEASE" ; then
- echo "Backports for ${RELEASE} are not available." >&2
- exit 1
- else
- # user might have provided their own apt sources.list
- if ! grep -q backports /etc/apt/sources.list.d/backports.list 2>/dev/null ; then
- cat >> /etc/apt/sources.list.d/backports.list << EOF
+ if [ -n "$BACKPORTREPOS" ] ; then
+ cat >> /etc/apt/sources.list.d/backports.list << EOF
# debian backports: ${RELEASE}-backports repository:
-deb http://backports.debian.org/debian-backports ${RELEASE}-backports main
-deb-src http://backports.debian.org/debian-backports ${RELEASE}-backports main
+deb ${MIRROR} ${RELEASE}-backports main
+deb-src ${MIRROR} ${RELEASE}-backports main
EOF
- fi
- fi
- fi
+ fi
}
# }}}
remove_apt_cache() {
if [ "$RM_APTCACHE" = 'yes' ] ; then
echo "Cleaning apt cache."
+ # shellcheck disable=SC2086
apt-get clean $DPKG_OPTIONS
else
echo "Not cleaning apt cache as \$RM_APTCACHE is unset."
exit 1
else
$APTUPDATE
+ # shellcheck disable=SC2086,SC2046
DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $(grep -v '^#' /etc/debootstrap/packages) $GRMLPACKAGES
fi
fi
if [ "$EXTRAPACKAGES" = 'yes' ] ; then
PACKAGELIST=$(find /etc/debootstrap/extrapackages -type f -name '*.deb')
if [ -n "$PACKAGELIST" ]; then
+ # shellcheck disable=SC2086
dpkg -i $PACKAGELIST
# run apt again to resolve any deps
DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL
local KARCH
+ # shellcheck disable=SC2153
case "$ARCH" in
i386)
case "$RELEASE" in
if expr "$COMPONENTS" : '.*non-free' >/dev/null ; then
KERNELPACKAGES="$KERNELPACKAGES firmware-linux"
fi
+ # shellcheck disable=SC2086
DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $KERNELPACKAGES
else
echo "Warning: Could not find a kernel for your system. Your system won't be able to boot itself!"
reconfigure() {
if [ -n "$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 $package || \
+ if dpkg --list "$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
# 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
+ if ! [ -f /etc/hosts ] ; then
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 $HOSTNAME
-::1 ip6-localhost ip6-loopback
-fe00::0 ip6-localnet
-ff00::0 ip6-mcastprefix
-ff02::1 ip6-allnodes
-ff02::2 ip6-allrouters
-ff02::3 ip6-allhosts
+127.0.0.1 localhost
+::1 localhost ip6-localhost ip6-loopback
+ff02::1 ip6-allnodes
+ff02::2 ip6-allrouters
EOF
fi
}
# adjust timezone {{{
timezone() {
if [ -n "$TIMEZONE" ] ; then
- echo "Adjusting /etc/localtime"
- ln -sf "/usr/share/zoneinfo/$TIMEZONE" /etc/localtime
+ echo "Adjusting /etc/localtime"
+ ln -sf "/usr/share/zoneinfo/$TIMEZONE" /etc/localtime
+
+ echo "Setting /etc/timezone to $TIMEZONE"
+ printf '%s\n' "$TIMEZONE" > /etc/timezone
+
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
+ echo "Setting up /etc/fstab"
+ cat > /etc/fstab <<EOF
+# /etc/fstab - created by grml-debootstrap on $(date)
+# Accessible filesystems, by reference, are maintained under '/dev/disk/'.
+# See man pages fstab(5), findfs(8), mount(8) and/or blkid(8) for more info.
+#
+# After editing this file, run 'systemctl daemon-reload' to update systemd
+# units generated from this file.
+#
+EOF
+
+ if [ -n "$TARGET_UUID" ] ; then
+ local rootfs_mount_options=""
+
+ if [ -z "${FILESYSTEM}" ] ; then
+ FILESYSTEM="$(blkid -o value -s TYPE /dev/disk/by-uuid/"${TARGET_UUID}")"
+ fi
+
+ case "${FILESYSTEM}" in
+ # errors=remount-ro is supported only by a few file systems
+ ext*|exfat|fat|jfs|nilfs2|vfat)
+ rootfs_mount_options=",errors=remount-ro"
+ ;;
+ esac
+
+ echo "/dev/disk/by-uuid/${TARGET_UUID} / auto defaults${rootfs_mount_options} 0 1" >> /etc/fstab
+ else
+ echo "Warning: couldn't identify target UUID for rootfs, your /etc/fstab might be incomplete."
+ fi
+
+if [ -n "$EFI" ] ; then
+ # shellcheck disable=SC2086
+ echo "UUID=$(blkid -o value -s UUID $EFI) /boot/efi vfat umask=0077 0 1" >> /etc/fstab
fi
cat >> /etc/fstab << EOF
}
# }}}
+# ensure we have according filesystem tools available {{{
+install_fs_tools() {
+ local pkg=""
+
+ # note: this is supposed to be coming either via command lines'
+ # $_opt_filesystem or via createfstab()
+ case "${FILESYSTEM}" in
+ jfs)
+ pkg="jfsutils"
+ ;;
+ xfs)
+ pkg="xfsprogs"
+ ;;
+ esac
+
+ if [ -n "${pkg:-}" ] && ! dpkg --list "${pkg}" 2>/dev/null | grep -q '^ii' ; then
+ echo "Filesystem package ${pkg} not present, installing now"
+ DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL "${pkg}"
+ fi
+}
+# }}}
+
# set up hostname {{{
hostname() {
if [ -n "$HOSTNAME" ] ; then
fi
if [ -r /etc/mailname ] ; then
# adjust /etc/mailname
- local etc_mail_domain=$(/bin/dnsdomainname 2>/dev/null || echo localdomain)
+ local etc_mail_domain
+ etc_mail_domain=$(/bin/dnsdomainname 2>/dev/null || echo localdomain)
case "$HOSTNAME" in
*.*)
local mailname="$HOSTNAME"
# generate initrd/initramfs {{{
initrd() {
# assume the first available kernel as our main kernel
+ # shellcheck disable=SC2012
KERNELIMG=$(ls -1 /boot/vmlinuz-* 2>/dev/null | head -1)
if [ -z "$KERNELIMG" ] ; then
echo 'No kernel image found, skipping initrd stuff.'>&2
# generate initrd
if [ -n "$INITRD" ] ; then
echo "Generating initrd."
- update-initramfs -c -t -k "$KERNELVER"
+ if [ "$INITRD_GENERATOR" = 'dracut' ] ; then
+ DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL dracut
+ dracut --no-hostonly --kver "$KERNELVER" --fstab --add-fstab /etc/fstab --force --reproducible $INITRD_GENERATOR_OPTS
+ else
+ update-initramfs -c -t -k "$KERNELVER" $INITRD_GENERATOR_OPTS
+ fi
fi
}
# }}}
+efi_setup() {
+ if [ -z "$EFI" ] ; then
+ return 0
+ fi
+
+ if ! dpkg --list efibootmgr 2>/dev/null | grep -q '^ii' ; then
+ echo "Notice: efi option set but no efibootmgr package, installing it therefore."
+ DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL efibootmgr
+ fi
+
+ mkdir -p /boot/efi
+ echo "Mounting $EFI on /boot/efi"
+ mount "$EFI" /boot/efi || return 1
+
+ # if efivarfs kernel module is loaded, but efivars isn't,
+ # then we need to mount efivarfs for efibootmgr usage
+ if ! ls /sys/firmware/efi/efivars/* &>/dev/null ; then
+ echo "Mounting efivarfs on /sys/firmware/efi/efivars"
+ mount -t efivarfs efivarfs /sys/firmware/efi/efivars
+ fi
+
+ echo "Invoking efibootmgr"
+ efibootmgr || return 1
+}
+
# grub configuration/installation {{{
+
+# helper function to get relevant /dev/disk/by-id/* entries,
+# based on GRUB's postinst script
+available_ids() {
+ local path ids
+
+ [ -d /dev/disk/by-id ] || return
+ ids="$(
+ for path in /dev/disk/by-id/*; do
+ [ -e "${path}" ] || continue
+ printf '%s %s\n' "${path}" "$(readlink -f "${path}")"
+ done | sort -k2 -s -u | cut -d' ' -f1
+ )"
+ echo "${ids}"
+}
+
+# helper function to report corresponding /dev/disk/by-id/… for a given device name,
+# based on GRUB's postinst script
+device_to_id() {
+ local id
+
+ for id in $(available_ids); do
+ if [ "$(readlink -f "${id}")" = "$(readlink -f "$1")" ]; then
+ echo "${id}"
+ return 0
+ fi
+ done
+
+ # Fall back to the plain device name if there's no by-id link for it.
+ if [ -e "$1" ]; then
+ echo "$1"
+ return 0
+ fi
+ return 1
+}
+
grub_install() {
if [ -z "$GRUB" ] ; then
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 $APTINSTALL grub-pc
+ efi_setup || return 1
+
+ if [ -n "$EFI" ] ; then
+ GRUB_PACKAGE=grub-efi-amd64
+ else
+ GRUB_PACKAGE=grub-pc
fi
- if ! [ -x "$(which grub-install)" ] ; then
+ # make sure this is pre-defined so we have sane settings for automated
+ # upgrades, see https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=711019
+ local grub_device
+ grub_device=$(device_to_id "${GRUB}")
+ if [ -z "${grub_device:-}" ] ; then
+ echo "Warning: Could not identify /dev/disk/by-id/... for '${GRUB}', falling back to '${GRUB}'"
+ grub_device="${GRUB}"
+ fi
+
+ echo "Setting ${GRUB_PACKAGE} debconf configuration for install device to $GRUB"
+ echo "${GRUB_PACKAGE} ${GRUB_PACKAGE}/install_devices multiselect ${grub_device}" | debconf-set-selections
+
+ if ! dpkg --list ${GRUB_PACKAGE} 2>/dev/null | grep -q '^ii' ; then
+ echo "Notice: grub option set but no ${GRUB_PACKAGE} package, installing it therefore."
+ DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL ${GRUB_PACKAGE}
+ fi
+
+ if ! [ -x "$(command -v grub-install)" ] ; then
echo "Error: grub-install not available. (Error while installing grub package?)" >&2
return 1
fi
for device in $SELECTED_PARTITIONS ; do
GRUB="${device%%[0-9]}"
echo "Installing grub on ${GRUB}:"
- grub-install --no-floppy "$GRUB"
+ if ! grub-install --no-floppy "$GRUB" ; then
+ echo "Error: failed to execute 'grub-install --no-floppy $GRUB'." >&2
+ exit 1
+ fi
+
done
rm -f /boot/grub/device.map
else
echo "Installing grub on ${GRUB}:"
case "$RELEASE" in
lenny|squeeze|wheezy)
- grub-install --no-floppy "$(readlink -f "${GRUB}")"
+ local grub_dev
+ grub_dev="$(readlink -f "${GRUB}")"
+ if ! grub-install --no-floppy "${grub_dev}" ; then
+ echo "Error: failed to execute 'grub-install --no-floppy ${grub_dev}'." >&2
+ exit 1
+ fi
rm -f /boot/grub/device.map
;;
*)
echo "(hd0) ${GRUB}" > /boot/grub/device.map
- grub-install "(hd0)"
+ if ! grub-install "(hd0)" ; then
+ echo "Error: failed to execute 'grub-install (hd0)'." >&2
+ exit 1
+ fi
rm /boot/grub/device.map
;;
esac
return 1
fi
+ if [ -n "${BOOT_APPEND}" ] ; then
+ echo "Adding BOOT_APPEND configuration ['${BOOT_APPEND}'] to /etc/default/grub."
+ sed -i "/GRUB_CMDLINE_LINUX_DEFAULT/ s#\"\$# ${BOOT_APPEND}\"#" /etc/default/grub
+ fi
+
+ mountpoint /boot/efi &>/dev/null && umount /boot/efi
+
$UPDATEGRUB
}
# }}}
[ -n "$POLICYRCD" ] && rm -f /usr/sbin/policy-rc.d
+ umount /sys/firmware/efi/efivars &>/dev/null || true
+
+ umount /sys >/dev/null 2>/dev/null || true
umount /proc >/dev/null 2>/dev/null || true
}
# }}}
for i in chrootmirror grmlrepos backportrepos kernelimg_conf \
kernel packages extrapackages reconfigure hosts \
- default_locales timezone fstab hostname initrd grub_install passwords \
+ default_locales timezone fstab install_fs_tools hostname \
+ initrd grub_install passwords \
custom_scripts upgrade_system remove_apt_cache services \
remove_chrootmirror; do
if stage $i ; then