#! /bin/sh

set -e

_systemctl() {
    if [ -d /run/systemd/system ]; then
        systemctl "$@"
    fi
}

_update_catalog() {
    journalctl --update-catalog || true
}

# Update Message Catalogs database in response to dpkg trigger
if [ "$1" = "triggered" ]; then
    _update_catalog
    exit 0
fi

# Cleanup state files from the auto-enabler which we used in wheezy
if dpkg --compare-versions "$2" lt "204-1"; then
    rm -f /var/lib/systemd/enabled-units
    rm -f /var/lib/systemd/run-debian-enable-units
    rm -f /var/lib/systemd/*.symlinks
fi

if [ -n "$2" ]; then
    _systemctl daemon-reexec || true
    _systemctl try-restart systemd-journald.service || true
fi

# Do a one-time migration of the local time setting
if dpkg --compare-versions "$2" lt "33-1"; then
    if [ -f /etc/default/rcS ]; then
        . /etc/default/rcS
    fi
    if [ "$UTC" = "no" ] && [ ! -e /etc/adjtime ]; then
        printf "0.0 0 0.0\n0\nLOCAL" > /etc/adjtime
    fi
fi

# Do a one-time migration of the TMPTIME setting
if dpkg --compare-versions "$2" lt "36-2"; then
    if [ -f /etc/default/rcS ]; then
        . /etc/default/rcS
    fi
    if [ ! -e /etc/tmpfiles.d/tmp.conf ]; then
        case "$TMPTIME" in
            -*|infinite|infinity)
                cat > /etc/tmpfiles.d/tmp.conf <<EOF
# Automatically migrated from TMPTIME in /etc/default/rcS
# Clear /var/tmp as in /usr/lib/tmpfiles.d/tmp.conf, but avoid clearing /tmp
d /var/tmp 1777 root root 30d
EOF
                ;;
        esac
    fi
fi

if dpkg --compare-versions "$2" lt "40-1"; then
    # /lib/init/rw has been replaced by /run, so try to remove it on upgrades
    # http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=643699
    _systemctl stop lib-init-rw.automount lib-init-rw.mount || true
    if [ -d /lib/init/rw ]; then
        rmdir --ignore-fail-on-non-empty /lib/init/rw || true
    fi

    # Create /run/initctl → /dev/initctl compat symlink on upgrades
    if [ -d /run/systemd/system ]; then
        ln -sf /dev/initctl /run/initctl
    fi
fi

systemd-machine-id-setup

# initial update of the Message Catalogs database
_update_catalog

# Automatically added by dh_installinit
# In case this system is running systemd, we need to ensure that all
# necessary tmpfiles (if any) are created before starting.
if [ -d /run/systemd/system ] ; then
	systemd-tmpfiles --create /usr/lib/tmpfiles.d/systemd.conf /usr/lib/tmpfiles.d/tmp.conf /usr/lib/tmpfiles.d/debian.conf /usr/lib/tmpfiles.d/x11.conf >/dev/null || true
fi
# End automatically added section
# Automatically added by dh_installinit
if [ -x "/etc/init.d/systemd" ] || [ -e "/etc/init/systemd.conf" ]; then
	if [ ! -e "/etc/init/systemd.conf" ]; then
		update-rc.d systemd defaults >/dev/null
	fi
	invoke-rc.d systemd start || exit $?
fi
# End automatically added section
# Automatically added by dh_installinit
update-rc.d -f systemd remove >/dev/null || exit $?
# End automatically added section
# Automatically added by dh_installinit
# In case this system is running systemd, we need to ensure that all
# necessary tmpfiles (if any) are created before starting.
if [ -d /run/systemd/system ] ; then
	systemd-tmpfiles --create /usr/lib/tmpfiles.d/systemd.conf /usr/lib/tmpfiles.d/tmp.conf /usr/lib/tmpfiles.d/debian.conf /usr/lib/tmpfiles.d/x11.conf >/dev/null || true
fi
# End automatically added section
# Automatically added by dh_installinit
if [ -x "/etc/init.d/systemd" ]; then
	if [ ! -e "/etc/init/systemd.conf" ]; then
		update-rc.d systemd defaults >/dev/null
	fi
fi
# End automatically added section
# Automatically added by dh_installinit
update-rc.d -f systemd remove >/dev/null || exit $?
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/lsb-base-logging.sh 25-1~ systemd -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/tmpfiles.d/legacy.conf 29-1~ systemd -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/tmpfiles.d/systemd.conf 29-1~ systemd -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/tmpfiles.d/x11.conf 29-1~ systemd -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/bash_completion.d/systemctl-bash-completion.sh 204-1~ systemd -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper rm_conffile /etc/bash_completion.d/systemd-bash-completion.sh 204-1~ systemd -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper mv_conffile /etc/systemd/systemd-logind.conf /etc/systemd/logind.conf 204-1~ systemd -- "$@"
# End automatically added section
# Automatically added by dh_installdeb
dpkg-maintscript-helper mv_conffile /etc/systemd/systemd-journald.conf /etc/systemd/journald.conf 204-1~ systemd -- "$@"
# End automatically added section