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#!/bin/sh
#---------------------------------------------------------------
# Project : Mandriva Linux
# Module : rpm-helper
# File : migrate-service
# Version : $Id$
# Authors : Andrey Borzenkov
# Created On : Sat Mar 12 18:37:00 2011
# Purpose : helper script for rpm scriptlets to migrate
# from SysV script to systemd unit.
#---------------------------------------------------------------
if [ $# -lt 3 ]; then
echo "usage: $0 {pre|post} <service name> <unit name> ..." 1>&2
exit 1
fi
phase=$1 # pre/post
srv=$2 # name of the SysV script
shift 2 # systemd units
if [ $phase = pre ]; then
# create flag that service was active and stop it
# As we are booted under systemd, we can just as well ask it ...
/bin/rm -f /tmp/systemd-migrate-active-$srv
if /bin/mountpoint -q /sys/fs/cgroup/systemd; then
active=$(/bin/systemctl show --no-pager -p ActiveState $srv.service 2> /dev/null)
if [ "${active#ActiveState=}" = active ]; then
/bin/touch /tmp/systemd-migrate-active-$srv
/bin/systemctl stop $srv.service
fi
fi
# enable units if service was active in run-levels 3 or 5.
# This loosely corresponds to systemctl is-enabled. We assume, that
# units do include correct [Install] entries.
if /sbin/chkconfig --no-redirect --level=3 $srv || \
/sbin/chkconfig --no-redirect --level=5 $srv; then
/bin/systemctl --no-reload --quiet enable "$@" || :
fi
else
# Reload daemon after old package was removed
# Restart new units if old SysV script was started.
if /bin/mountpoint -q /sys/fs/cgroup/systemd; then
/bin/systemctl daemon-reload
if [ -f /tmp/systemd-migrate-active-$srv ]; then
/bin/systemctl start "$@"
fi
fi
/bin/rm -f /tmp/systemd-migrate-active-$srv
fi
# migrate-service ends here
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