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#!/bin/bash
sd_booted() {
[[ -d run/systemd/system && ! -L run/systemd/system ]]
}
services_needing_restart() {
systemctl list-units --state=running --plain --quiet 'systemd-*.service' \
| cut -d' ' -f1 \
| grep -Ev '^systemd-(logind|networkd)\.service$' \
| grep -Ev '^systemd-.*@.*\.service$'
}
post_common() {
systemd-sysusers
journalctl --update-catalog
if ! grep -qe '^/usr/bin/systemd-home-fallback-shell$' etc/shells; then
echo '/usr/bin/systemd-home-fallback-shell' >> etc/shells
fi
}
post_install() {
systemd-machine-id-setup
post_common "$@"
# enable some services by default, but don't track them
systemctl enable \
getty@tty1.service \
remote-fs.target \
systemd-userdbd.socket
# group 'systemd-journal-remote' is created by systemd-sysusers
mkdir -m2755 var/log/journal/remote
chgrp systemd-journal-remote var/log/journal/remote
}
post_upgrade() {
post_common "$@"
if sd_booted; then
# reexec systemd system instance
systemctl --system daemon-reexec
# reexec systemd user instances
systemctl reload 'user@*.service'
# mark systemd services for later restart
for UNIT in $(services_needing_restart); do
systemctl set-property --runtime "${UNIT}" Markers=needs-restart
done
fi
# show for feature release: 255 -> 256 -> 257 -> ...
if [ $(vercmp "${1%%[!0-9]*}" "${2%%[!0-9]*}") -ne 0 ]; then
cat <<-EOM
:: This is a systemd feature update. You may want to have a look at
NEWS for what changed, or if you observe unexpected behavior:
/usr/share/doc/systemd/NEWS
EOM
fi
local v upgrades=(
)
for v in "${upgrades[@]}"; do
if [[ $(vercmp "$v" "$2") -eq 1 ]]; then
"_${v//[.-]/_}_changes"
fi
done
}
post_remove() {
sed -i -r '/^\/usr\/bin\/systemd-home-fallback-shell$/d' etc/shells
}
# vim:set ts=2 sw=2 et:
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