-#!/bin/sh
+#!/bin/bash
# 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
+# this script as /bin/chroot-script on your new installed system
+################################################################################
+
+# error_handler {{{
+if [ "$REPORT_TRAP_ERR" = "yes" ] || [ "$FAIL_TRAP_ERR" = "yes" ]; then
+ set -E
+ set -o pipefail
+ trap "error_handler" ERR
+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 {{{
# 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'
+ APTUPDATE="aptitude update $DPKG_OPTIONS"
+ # Debian ISOs do not contain signed Release files
+ if [ -n "$ISO" ] ; then
+ APTINSTALL="aptitude -y --allow-untrusted --without-recommends install $DPKG_OPTIONS"
+ APTUPGRADE="aptitude -y --allow-untrusted safe-upgrade $DPKG_OPTIONS"
+ else
+ APTINSTALL="aptitude -y --without-recommends install $DPKG_OPTIONS"
+ APTUPGRADE="aptitude -y safe-upgrade $DPKG_OPTIONS"
+ fi
else
- APTINSTALL="apt-get --force-yes -y --no-install-recommends install $DPKG_OPTIONS"
- APTUPDATE='apt-get update'
- APTUPGRADE='apt-get --force-yes -y upgrade'
+ APTINSTALL="apt-get -y --no-install-recommends install $DPKG_OPTIONS"
+ APTUPDATE="apt-get update $DPKG_OPTIONS"
+ APTUPGRADE="apt-get -y upgrade $DPKG_OPTIONS"
fi
if [ -z "$STAGES" ] ; then
if [ -n "$2" ] ; then
echo "$2" > "$STAGES/$1"
return 0
- elif grep -q done "$STAGES/$1" 2>/dev/null ; then
+ elif grep -q 'done' "$STAGES/$1" 2>/dev/null ; then
echo " [*] Notice: stage $1 has been executed already, skipping execution therefore.">&2
return 1
fi
askpass() {
# read -s emulation for dash. result is in $resp.
set -o noglob
- stty -echo
- read resp
- stty echo
+ [ -t 0 ] && stty -echo
+ read -r resp
+ [ -t 0 ] && stty echo
set +o noglob
}
# }}}
fi
if [ -z "$COMPONENTS" ] ; then
- COMPONENTS='main contrib non-free'
+ COMPONENTS='main'
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 $COMPONENTS" >> /etc/apt/sources.list || true
+
+ if [ -n "$MIRROR" ] ; then
+ echo "Adding mirror entry (${MIRROR}) to sources.list."
+ echo "deb $MIRROR $RELEASE $COMPONENTS" >> /etc/apt/sources.list
+ fi
else
if [ -n "$MIRROR" ] ; then
echo "Adjusting sources.list for mirror (${MIRROR})."
fi
fi
+ # LTS support
+ case "$RELEASE" in
+ squeeze)
+ if [ -n "$MIRROR" ] ; then
+ echo "Release matching $RELEASE - enabling LTS support in sources.list"
+ echo "deb $MIRROR ${RELEASE}-lts $COMPONENTS" >> /etc/apt/sources.list
+ fi
+ ;;
+ esac
+
# add security.debian.org:
case "$RELEASE" in
- unstable|sid) ;; # no security pool available
- *)
+ 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."
+ return
+ fi
+
+ if [ -n "$ISO" ] ; then
+ echo "Removing ISO (${ISO}) from sources.list."
+ 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="${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 $COMPONENTS" >> /etc/apt/sources.list
+ fi
+ fi
+}
+# }}}
+
# set up grml repository {{{
grmlrepos() {
if [ -n "$GRMLREPOS" ] ; then
EOF
fi
- if apt-get update ; then
- apt-get -y --allow-unauthenticated install grml-debian-keyring
- apt-get update
+ # shellcheck disable=SC2086
+ if apt-get update $DPKG_OPTIONS; then
+ # shellcheck disable=SC2086
+ apt-get -y --allow-unauthenticated install grml-debian-keyring $DPKG_OPTIONS
+ # shellcheck disable=SC2086
+ apt-get update $DPKG_OPTIONS
else
# make sure we have the keys available for aptitude
- gpg --keyserver subkeys.pgp.net --recv-keys F61E2E7CECDEA787
- gpg --export F61E2E7CECDEA787 | apt-key add - || true # not yet sure
+ gpg --keyserver subkeys.pgp.net --recv-keys 709BCE51568573EBC160E590F61E2E7CECDEA787
+ gpg --export 709BCE51568573EBC160E590F61E2E7CECDEA787 | apt-key add - || true # not yet sure
# why it's necessary, sometimes we get an error even though it works [mika]
fi
}
# }}}
+# feature to provide Debian backports repos {{{
+backportrepos() {
+ if [ -n "$BACKPORTREPOS" ] ; then
+ cat >> /etc/apt/sources.list.d/backports.list << EOF
+# debian backports: ${RELEASE}-backports repository:
+deb ${MIRROR} ${RELEASE}-backports main
+deb-src ${MIRROR} ${RELEASE}-backports main
+EOF
+ fi
+}
+# }}}
+
# set up kernel-img.conf {{{
kernelimg_conf() {
if ! [ -r /etc/kernel-img.conf ] ; then
if [ "$UPGRADE_SYSTEM" = "yes" ] ; then
echo "Running update + upgrade"
$APTUPDATE
- $APTUPGRADE
+ DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTUPGRADE
else
echo "Not running update + upgrade as \$UPDATE_AND_UPGRADE is not set to 'yes'."
fi
remove_apt_cache() {
if [ "$RM_APTCACHE" = 'yes' ] ; then
echo "Cleaning apt cache."
- apt-get clean
+ # shellcheck disable=SC2086
+ apt-get clean $DPKG_OPTIONS
else
echo "Not cleaning apt cache as \$RM_APTCACHE is unset."
fi
# as seen to prevent debconf from asking the question interactively.
[ -f /etc/debootstrap/debconf-selections ] && {
echo "Preseeding the debconf database, some lines might be skipped..."
- cat /etc/debootstrap/debconf-selections | debconf-set-selections
+ debconf-set-selections < /etc/debootstrap/debconf-selections
}
if [ "$PACKAGES" = 'yes' ] ; then
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 $APTINSTALL
}
# }}}
+# check if the specified Debian package exists
+package_exists() {
+ output=$(apt-cache show "$1" 2>/dev/null)
+ [ -n "$output" ]
+ return $?
+}
+
+
+# determine the kernel version postfix
+get_kernel_version() {
+ # do not override $KERNEL if set via config file
+ if [ -n "$KERNEL" ] ; then
+ echo "$KERNEL"
+ return 0
+ fi
+
+ local KARCH
+
+ # shellcheck disable=SC2153
+ case "$ARCH" in
+ i386)
+ case "$RELEASE" in
+ lenny|squeeze|wheezy) KARCH='686' ;;
+ # since jessie the linux-image-686 image doesn't exist any longer
+ *) KARCH='686-pae' ;;
+ esac
+ ;;
+ amd64)
+ KARCH='amd64'
+ ;;
+ *)
+ echo "Only i386 and amd64 are currently supported" >&2
+ return 1
+ esac
+
+ for KPREFIX in "" "2.6-" ; do # iterate through the kernel prefixes,
+ # currently "" and "2.6-"
+ if package_exists linux-image-${KPREFIX}${KARCH} ; then
+ echo ${KPREFIX}${KARCH}
+ return 0
+ fi
+
+ done
+}
+
# 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
+ if [ -n "$NOKERNEL" ] ; then
+ echo "Skipping installation of kernel packages as requested via --nokernel"
+ return 0
fi
- if [ -n "$KERNEL" ] ; then
- $APTUPDATE
+ $APTUPDATE
+ KVER=$(get_kernel_version)
+ if [ -n "$KVER" ] ; then
# note: install busybox to be able to debug initramfs
- KERNELPACKAGES="linux-image-$KERNEL linux-headers-$KERNEL busybox firmware-linux"
+ KERNELPACKAGES="linux-image-$KVER linux-headers-$KVER busybox firmware-linux-free"
+ # only add firmware-linux if we have non-free as a component
+ if expr "$COMPONENTS" : '.*non-free' >/dev/null ; then
+ KERNELPACKAGES="$KERNELPACKAGES firmware-linux"
+ fi
+ # shellcheck disable=SC2086
DEBIAN_FRONTEND=$DEBIAN_FRONTEND $APTINSTALL $KERNELPACKAGES
+ else
+ echo "Warning: Could not find a kernel for your system. Your system won't be able to boot itself!"
fi
}
# }}}
reconfigure() {
if [ -n "$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: $package does not exist, can not reconfigure it."
fi
done
b='2'
echo "Setting password for user root:"
while [ "$a" != "$b" ] ; do
- echo -n "Enter new UNIX password for user root: "
+ printf "Enter new UNIX password for user root: "
askpass
a="$resp"
unset resp
echo
- echo -n "Retype new UNIX password for user root: "
+ printf "Retype new UNIX password for user root: "
askpass
b="$resp"
unset resp
# 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 $HOSTNAME
-::1 ip6-localhost ip6-loopback
-fe00::0 ip6-localnet
-ff00::0 ip6-mcastprefix
-ff02::1 ip6-allnodes
-ff02::2 ip6-allrouters
-ff02::3 ip6-allhosts
+127.0.0.1 localhost
+::1 localhost ip6-localhost ip6-loopback
+ff02::1 ip6-allnodes
+ff02::2 ip6-allrouters
EOF
fi
}
# }}}
-# set up /etc/network/interfaces {{{
-interfaces() {
- if ! [ -r /etc/network/interfaces ] || ! grep -q "auto lo" /etc/network/interfaces ; then
- echo "Setting up /etc/network/interfaces"
- cat >> /etc/network/interfaces << EOF
-
-# loopback device:
-iface lo inet loopback
-auto lo
-
-# eth0:
-# iface eth0 inet dhcp
-# auto eth0
+# set default locales {{{
+default_locales() {
+ if [ -n "$DEFAULT_LOCALES" ] ; then
+ if ! [ -x /usr/sbin/update-locale ] ; then
+ echo "Warning: update-locale executable not available (no locales package installed?)"
+ echo "Ignoring request to run update-locale for $DEFAULT_LOCALES therefore"
+ return 0
+ fi
-EOF
+ /usr/sbin/update-locale LANGUAGE="$DEFAULT_LANGUAGE" LANG="$DEFAULT_LOCALES"
fi
}
# }}}
# adjust timezone {{{
timezone() {
if [ -n "$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=",errors=remount-ro"
+ case "${FILESYSTEM}" in
+ f2fs)
+ # errors=remount-ro is unsupported, see https://github.com/grml/grml-debootstrap/issues/163
+ rootfs_mount_options=""
+ ;;
+ esac
+
+ echo "/dev/disk/by-uuid/${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 $EFI) /boot/efi vfat umask=0077 0 1" >> /etc/fstab
fi
cat >> /etc/fstab << EOF
proc /proc proc defaults 0 0
-/sys /sys sysfs noauto,rw,nosuid,nodev,noexec 0 0
/dev/cdrom /mnt/cdrom0 iso9660 ro,user,noauto 0 0
# some other examples:
# /dev/sda2 none swap sw,pri=0 0 0
# /dev/hda1 /Grml ext3 dev,suid,user,noauto 0 2
-# //1.2.3.4/pub /smb/pub smbfs defaults,user,noauto,uid=grml,gid=grml 0 0
+# //1.2.3.4/pub /smb/pub cifs user,noauto,uid=grml,gid=grml 0 0
# linux:/pub /beer nfs defaults 0 0
# tmpfs /tmp tmpfs size=300M 0 0
# /dev/sda5 none swap sw 0 0
sed -i "s/^inet_interfaces = .*/inet_interfaces = loopback-only/" /etc/postfix/main.cf
grep -q inet_interfaces /etc/postfix/main.cf || echo 'inet_interfaces = loopback-only' >> /etc/postfix/main.cf
fi
+ if [ -r /etc/mailname ] ; then
+ # adjust /etc/mailname
+ local etc_mail_domain
+ etc_mail_domain=$(/bin/dnsdomainname 2>/dev/null || echo localdomain)
+ case "$HOSTNAME" in
+ *.*)
+ local mailname="$HOSTNAME"
+ ;;
+ *)
+ local mailname="${HOSTNAME}.${etc_mail_domain}"
+ ;;
+ esac
+ echo "Setting mailname to ${mailname}"
+ echo "$mailname" > /etc/mailname
+ fi
fi
}
# }}}
# 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 $KERNELVER
+ update-initramfs -c -t -k "$KERNELVER"
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
+
+ echo "Invoking efibootmgr"
+ efibootmgr || return 1
+}
+
# grub configuration/installation {{{
grub_install() {
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
+
+ # 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
+ echo "Setting ${GRUB_PACKAGE} debconf configuration for install device to $GRUB"
+ echo "${GRUB_PACKAGE} ${GRUB_PACKAGE}/install_devices multiselect $GRUB" | 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 ${GRUB_PACKAGE}
fi
- if ! [ -x "$(which grub-install)" ] ; then
+ 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 ${GRUB}:"
- grub-install --no-floppy "$GRUB"
+ case "$RELEASE" in
+ lenny|squeeze|wheezy)
+ local grub_dev
+ grub_dev="$(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
+ if ! grub-install "(hd0)" ; then
+ echo "Error: failed to execute 'grub-install (hd0)'." >&2
+ exit 1
+ fi
+ rm /boot/grub/device.map
+ ;;
+ esac
fi
echo "Adjusting grub configuration for use on ${GRUB}."
return 1
fi
+ if [ -n "${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 >/dev/null 2>/dev/null || true
umount /proc >/dev/null 2>/dev/null || true
}
# }}}
# 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
+ for i in chrootmirror grmlrepos backportrepos kernelimg_conf \
+ kernel packages extrapackages reconfigure hosts \
+ default_locales timezone fstab hostname initrd grub_install passwords \
+ custom_scripts upgrade_system remove_apt_cache services \
+ remove_chrootmirror; do
if stage $i ; then
- $i && stage $i done || exit 1
+ $i && stage $i 'done' || exit 1
fi
done
# always execute the finalize stage: