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Diffstat (limited to 'PKGBUILD.install')
| -rw-r--r-- | PKGBUILD.install | 446 |
1 files changed, 446 insertions, 0 deletions
diff --git a/PKGBUILD.install b/PKGBUILD.install new file mode 100644 index 000000000000..bb6baf5ad75f --- /dev/null +++ b/PKGBUILD.install @@ -0,0 +1,446 @@ +#!/bin/bash +qubes_preset_file="75-qubes-vm.preset" + +########################### +## Pre-Install functions ## +########################### + +update_default_user() { + # Make sure there is a qubes group + groupadd --force --system --gid 98 qubes + + # Archlinux bash version has a 'bug' when running su -c, /etc/profile is not loaded because bash consider there is no interactive pty when running 'su - user -c' or something like this. + # See https://bugs.archlinux.org/task/31831 + id -u 'user' >/dev/null 2>&1 || { + useradd --user-group --create-home --shell /bin/bash user + } + usermod -a --groups qubes user +} + +## arg 1: the new package version +pre_install() { + echo "Pre install..." + + update_default_user + + # do this whole %pre thing only when updating for the first time... + + mkdir -p /var/lib/qubes + + # Backup fstab / But use archlinux defaults (cp instead of mv) + if [ -e /etc/fstab ] ; then + cp /etc/fstab /var/lib/qubes/fstab.orig + fi + + # Add qubes core related fstab entries + echo "xen /proc/xen xenfs defaults 0 0" >> /etc/fstab + + usermod -p '' root + usermod -L user +} + + +## arg 1: the new package version +## arg 2: the old package version +pre_upgrade() { + # do something here + echo "Pre upgrade..." + + update_default_user +} + +################### +## Install Hooks ## +################### + + +configure_notification-daemon() { + # Enable autostart of notification-daemon when installed + if [ ! -L /etc/xdg/autostart/notification-daemon.desktop ]; then + ln -s /usr/share/applications/notification-daemon.desktop /etc/xdg/autostart/ + fi +} + +configure_selinux() { + # SELinux is not enabled on archlinux + #echo "--> Disabling SELinux..." + echo "SELINUX not enabled on archlinux. skipped." + # sed -e s/^SELINUX=.*$/SELINUX=disabled/ -i /etc/selinux/config + # setenforce 0 2>/dev/null +} + +############################ +## Post-Install functions ## +############################ + +update_qubesconfig() { + # Remove old firmware updates link + if [ -L /lib/firmware/updates ]; then + rm -f /lib/firmware/updates + fi + + # convert /usr/local symlink to a mount point + if [ -L /usr/local ]; then + rm -f /usr/local + mkdir /usr/local + mount /usr/local || : + fi + + # Fix fstab update to core-agent-linux 4.0.33 + grep -F -q "/rw/usrlocal" /etc/fstab || sed "/\/rw\/home/a\/rw\/usrlocal \/usr\/local none noauto,bind,defaults 0 0" -i /etc/fstab + + #/usr/lib/qubes/update-proxy-configs + # Archlinux pacman configuration is handled in update_finalize + + if ! [ -r /etc/dconf/profile/user ]; then + mkdir -p /etc/dconf/profile + echo "user-db:user" >> /etc/dconf/profile/user + echo "system-db:local" >> /etc/dconf/profile/user + fi + + dconf update &> /dev/null || : + + # Location of files which contains list of protected files + mkdir -p /etc/qubes/protected-files.d + # shellcheck source=init/functions + . /usr/lib/qubes/init/functions + + # qubes-core-vm has been broken for some time - it overrides /etc/hosts; restore original content + if ! is_protected_file /etc/hosts ; then + if ! grep -q localhost /etc/hosts; then + + cat <<EOF > /etc/hosts +127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 $(hostname) +::1 localhost localhost.localdomain localhost6 localhost6.localdomain6 +EOF + + fi + fi + + # ensure that hostname resolves to 127.0.0.1 resp. ::1 and that /etc/hosts is + # in the form expected by qubes-sysinit.sh + if ! is_protected_file /etc/hostname ; then + for ip in '127\.0\.0\.1' '::1'; do + if grep -q "^${ip}\(\s\|$\)" /etc/hosts; then + sed -i "/^${ip}\s/,+0s/\(\s$(hostname)\)\+\(\s\|$\)/\2/g" /etc/hosts + sed -i "s/^${ip}\(\s\|$\).*$/\0 $(hostname)/" /etc/hosts + else + echo "${ip} $(hostname)" >> /etc/hosts + fi + done + fi + +} + +############################ +## Service Management Functions ## +############################ +is_static() { + [ -f "/usr/lib/systemd/system/$1" ] && ! grep -q '^[[].nstall]' "/usr/lib/systemd/system/$1" +} + +is_masked() { + if [ ! -L /etc/systemd/system/"$1" ] + then + return 1 + fi + target=$(readlink /etc/systemd/system/"$1" 2>/dev/null) || : + if [ "$target" = "/dev/null" ] + then + return 0 + fi + return 1 +} + +mask() { + ln -sf /dev/null /etc/systemd/system/"$1" +} + +unmask() { + if ! is_masked "$1" + then + return 0 + fi + rm -f /etc/systemd/system/"$1" +} + +preset_units() { + local represet= + while read -r action unit_name + do + if [ "$action" = "#" ] && [ "$unit_name" = "Units below this line will be re-preset on package upgrade" ] + then + represet=1 + continue + fi + echo "$action $unit_name" | grep -q '^[[:space:]]*[^#;]' || continue + [[ -n "$action" && -n "$unit_name" ]] || continue + if [ "$2" = "initial" ] || [ "$represet" = "1" ] + then + if [ "$action" = "disable" ] && is_static "$unit_name" + then + if ! is_masked "$unit_name" + then + # We must effectively mask these units, even if they are static. + mask "$unit_name" + fi + elif [ "$action" = "enable" ] && is_static "$unit_name" + then + if is_masked "$unit_name" + then + # We masked this static unit before, now we unmask it. + unmask "$unit_name" + fi + systemctl --no-reload preset "$unit_name" >/dev/null 2>&1 || : + else + systemctl --no-reload preset "$unit_name" >/dev/null 2>&1 || : + fi + fi + done < "$1" +} + +restore_units() { + grep '^[[:space:]]*[^#;]' "$1" | while read -r action unit_name + do + if is_static "$unit_name" && is_masked "$unit_name" + then + # If the unit had been masked by us, we must unmask it here. + # Otherwise systemctl preset will fail badly. + unmask "$unit_name" + fi + systemctl --no-reload preset "$unit_name" >/dev/null 2>&1 || : + done +} + +configure_systemd() { + if [ "$1" -eq 1 ] + then + preset_units /usr/lib/systemd/system-preset/$qubes_preset_file initial + changed=true + else + preset_units /usr/lib/systemd/system-preset/$qubes_preset_file upgrade + changed=true + # Upgrade path - now qubes-iptables is used instead + for svc in iptables ip6tables + do + if [ -f "$svc".service ] + then + systemctl --no-reload preset "$svc".service + changed=true + fi + done + fi + + if [ "$1" -eq 1 ] + then + # First install. + # Set default "runlevel". + # FIXME: this ought to be done via kernel command line. + # The fewer deviations of the template from the seed + # image, the better. + rm -f /etc/systemd/system/default.target + ln -s /lib/systemd/system/multi-user.target /etc/systemd/system/default.target + changed=true + fi + + # remove old symlinks + if [ -L /etc/systemd/system/sysinit.target.wants/qubes-random-seed.service ] + then + rm -f /etc/systemd/system/sysinit.target.wants/qubes-random-seed.service + changed=true + fi + if [ -L /etc/systemd/system/multi-user.target.wants/qubes-mount-home.service ] + then + rm -f /etc/systemd/system/multi-user.target.wants/qubes-mount-home.service + changed=true + fi + + if [ "x$changed" != "x" ] + then + systemctl daemon-reload + fi +} + +###################### +## Archlinux Specific Functions ## +###################### +config_prependtomark() { + FILE=$1 + APPENDBEFORELINE=$2 + APPENDLINE=$3 + grep -F -q "$APPENDLINE" "$FILE" || sed "/$APPENDBEFORELINE/i$APPENDLINE" -i "$FILE" +} + +config_appendtomark() { + FILE=$1 + APPENDAFTERLINE=$2 + APPENDLINE=$3 + grep -F -q "$APPENDLINE" "$FILE" || sed "/$APPENDAFTERLINE/a$APPENDLINE" -i "$FILE" +} + +config_cleanupmark() { + FILE="$1" + BEGINMARK="$2" + ENDMARK="$3" + if grep -F -q "$BEGINMARK" "$FILE"; then + if grep -F -q "$ENDMARK" "$FILE"; then + cp "$FILE" "$FILE.qubes-update-orig" + sed -i -e "/^$BEGINMARK$/,/^$ENDMARK$/{ + /^$ENDMARK$/b + /^$BEGINMARK$/!d + }" "$FILE" + rm -f "$FILE.qubes-update-orig" + else + echo "ERROR: found $BEGINMARK marker but not $ENDMARK in $FILE. Please cleanup this file manually." + fi + elif grep -F -q "$ENDMARK" "$FILE"; then + echo "ERROR: found $ENDMARK marker but not $BEGINMARK in $FILE. Please cleanup this file manually." + fi +} + +update_finalize() { + # Archlinux specific: If marker exists, cleanup text between begin and end marker + QUBES_MARKER="### QUBES CONFIG MARKER ###" + if grep -F -q "$QUBES_MARKER" /etc/pacman.conf; then + config_prependtomark "/etc/pacman.conf" "# REPOSITORIES" "### QUBES CONFIG END MARKER ###" + config_cleanupmark "/etc/pacman.conf" "$QUBES_MARKER" "### QUBES CONFIG END MARKER ###" + # Else, add qubes config block marker + else + config_prependtomark "/etc/pacman.conf" "# REPOSITORIES" "$QUBES_MARKER" + config_prependtomark "/etc/pacman.conf" "# REPOSITORIES" "### QUBES CONFIG END MARKER ###" + fi + + # Include /etc/pacman.d drop-in directory + config_appendtomark "/etc/pacman.conf" "$QUBES_MARKER" "Include = /etc/pacman.d/*.conf" + + /usr/lib/qubes/update-proxy-configs + + # Archlinux specific: Update pam.d configuration for su to enable systemd-login wrapper + # This is required as qubes-gui agent calls xinit with su -l user without initializing properly + # the user session. + # pam_unix.so can also be removed from su configuration + # as system-login (which include system-auth) already gives pam_unix.so + # with more appropriate parameters (fix the missing nullok parameter) + if grep -q pam_unix.so /etc/pam.d/su; then + echo "Fixing pam.d" + cp /etc/pam.d/qrexec /etc/pam.d/su-l + fi + + # Archlinux specific: ensure tty1 is enabled + rm -f /etc/systemd/system/getty.target.wants/getty@tty*.service + systemctl enable getty\@tty1.service + + systemctl daemon-reload +} + +## arg 1: the new package version +post_install() { + update_qubesconfig + + # do the rest of %post thing only when updating for the first time... + if [ -e /etc/init/serial.conf ] && ! [ -f /var/lib/qubes/serial.orig ] ; then + cp /etc/init/serial.conf /var/lib/qubes/serial.orig + fi + + chgrp user /var/lib/qubes/dom0-updates + + # Remove most of the udev scripts to speed up the VM boot time + # Just leave the xen* scripts, that are needed if this VM was + # ever used as a net backend (e.g. as a VPN domain in the future) + #echo "--> Removing unnecessary udev scripts..." + mkdir -p /var/lib/qubes/removed-udev-scripts + for f in /etc/udev/rules.d/* + do + if [ "$(basename "$f")" == "xen-backend.rules" ] ; then + continue + fi + + if [ "$(basename "$f")" == "50-qubes-misc.rules" ] ; then + continue + fi + + if echo "$f" | grep -q qubes; then + continue + fi + + mv "$f" /var/lib/qubes/removed-udev-scripts/ + done + + mkdir -p /rw + + configure_notification-daemon + configure_selinux + + configure_systemd 0 + + update_finalize +} + +## arg 1: the new package version +## arg 2: the old package version +post_upgrade() { + update_qubesconfig + + configure_notification-daemon + configure_selinux + + configure_systemd 1 + + + update_finalize +} + +###################### +## Remove functions ## +###################### + +## arg 1: the old package version +pre_remove() { + # no more packages left + if [ -e /var/lib/qubes/fstab.orig ] ; then + mv /var/lib/qubes/fstab.orig /etc/fstab + fi + mv /var/lib/qubes/removed-udev-scripts/* /etc/udev/rules.d/ + if [ -e /var/lib/qubes/serial.orig ] ; then + mv /var/lib/qubes/serial.orig /etc/init/serial.conf + fi + + if [ "$1" -eq 0 ] ; then + # Run this only during uninstall. + # Save the preset file to later use it to re-preset services there + # once the Qubes OS preset file is removed. + mkdir -p /run/qubes-uninstall + cp -f /usr/lib/systemd/system-preset/$qubes_preset_file /run/qubes-uninstall/ + cp -f /usr/lib/systemd/system-preset/$qubes_preset_file /run/qubes-uninstall/ + fi +} + +## arg 1: the old package version +post_remove() { + changed= + + if [ -d /run/qubes-uninstall ] + then + # We have a saved preset file (or more). + # Re-preset the units mentioned there. + restore_units /run/qubes-uninstall/$qubes_preset_file + rm -rf /run/qubes-uninstall + changed=true + fi + + if [ "x$changed" != "x" ] + then + systemctl daemon-reload + fi + + + if [ -L /lib/firmware/updates ] ; then + rm /lib/firmware/updates + fi + + rm -rf /var/lib/qubes/xdg + + for srv in qubes-sysinit qubes-misc-post qubes-mount-dirs qubes-qrexec-agent; do + systemctl disable $srv.service + done +} |