File apcupsd.init of Package apcupsd

# Copyright (c) 1996 S.u.S.E. Gmbh Fuerth, Germany.  All rights reserved.
# Copyright (C) 1996-99 Andre M. Hedrick <andre@suse.com>
# Copyright (C) 1999-02 Riccardo Facchetti <riccardo@inetcosmos.org>
#
# Author: Andre Hedrick <hedrick@astro.dyer.vanderbilt.edu> 1996-99
#         Riccardo Facchetti <riccardo@inetcosmos.org> 1999-02
#
# init.d/apcupsd
#
#   and symbolic its link
#
# /sbin/rcapcupsd
#
# System startup script for the apcupsd
#
### BEGIN INIT INFO
# Provides: apcupsd
# Required-Start:    $syslog $remote_fs
# Should-Start:      setserial hotplug_usb
# Required-Stop:     $syslog $remote_fs
# Default-Start:     1 2 3 4 5
# Default-Stop:      0 6
# Short-Description: Start the apcupsd daemon
# Description:       Start the daemon for communication with APC UPS.
### END INIT INFO

APCUPSD=@sbindir@/apcupsd
APCUPSD_LITE=@sbindir@/apcupsd
test -r @sysconfdir@/apcupsd.conf -a -x $APCUPSD_LITE || exit 5

# Shell functions sourced from /etc/rc.status:
#      rc_check         check and set local and overall rc status
#      rc_status        check and set local and overall rc status
#      rc_status -v     ditto but be verbose in local rc status
#      rc_status -v -r  ditto and clear the local rc status
#      rc_failed        set local and overall rc status to failed
#      rc_failed <num>  set local and overall rc status to <num><num>
#      rc_reset         clear local rc status (overall remains)
#      rc_exit          exit appropriate to overall rc status
. /etc/rc.status

# First reset status of this service
rc_reset

# Return values acc. to LSB for all commands but status:
# 0 - success
# 1 - generic or unspecified error
# 2 - invalid or excess argument(s)
# 3 - unimplemented feature (e.g. reload)
# 4 - insufficient privilege
# 5 - program not installed
# 6 - program not configured
# 7 - program is not running
# 
# Note that starting an already running service, stopping
# or restarting a not-running service as well as the restart
# with force-reload (in case signalling is not supported) are
# considered a success.

case "$1" in
    start)
        rm -f @PWRFAILDIR@/powerfail
	if ! grep -q '^NOLOGON[[:space:]][[:space:]]*disable' @sysconfdir@/apcupsd.conf ; then
	    rm -f @nologdir@/nologin
	fi
	echo -n "Starting apcupsd power management"
	## Start daemon with startproc(8). If this fails
	## the echo return value is set appropriate.

	# startproc should return 0, even if service is 
	# already running to match LSB spec.
	startproc $APCUPSD

	# Remember status and be verbose
	rc_status -v
	;;
    stop)
	echo -n "Shutting down apcupsd power management"
	## Stop daemon with killproc(8) and if this fails
	## set echo the echo return value.

	killproc -TERM $APCUPSD

	# Remember status and be verbose
	rc_status -v
	;;
    try-restart)
	## Stop the service and if this succeeds (i.e. the 
	## service was running before), start it again.
	$0 status >/dev/null &&  $0 restart

	# Remember status and be quiet
	rc_status
	;;
    restart)
	## Stop the service and regardless of whether it was
	## running or not, start it again.
        $0 stop
        $0 start

	# Remember status and be quiet
	rc_status
	;;
    force-reload)
	## Signal the daemon to reload its config. Most daemons
	## do this on signal 1 (SIGHUP).
	## If it does not support it, restart.

	echo -n "Reload apcupsd power management"

	$0 stop  &&  $0 start
	rc_status
	;;
    reload)
	## Like force-reload, but if daemon does not support
	## signalling, do nothing (!)

	# If it does not support reload:
	exit 3
	;;
    status)
	echo -n "Checking for apcupsd power management: "
	## Check status with checkproc(8), if process is running
	## checkproc will return with exit status 0.

	# Status has a slightly different for the status command:
	# 0 - service running
	# 1 - service dead, but /var/run/  pid  file exists
	# 2 - service dead, but /var/lock/ lock file exists
	# 3 - service not running

	# NOTE: checkproc returns LSB compliant status values.
	checkproc $APCUPSD
	rc_status -v
	;;
    powerdown)
	## Special command: Instruct UPS to shutdown.
	sync &
	echo -n "Instructing UPS to powerdown "
	$APCUPSD_LITE --killpower >/dev/null 2>&1 || rc_failed
	rc_status -v
	;;
    try-powerdown)
	## Special command: Instruct UPS to shutdown, if halt is running
	## and power is failing. Otherwise silently quit.
	if test "$RUNLEVEL" = "0" -a -f @PWRFAILDIR@/powerfail ; then
	    exec $0 powerdown
	fi
	;;
    *)
	echo "Usage: $0 {start|stop|status|try-restart|restart|force-reload|reload|powerdown|try-powerdown}"
	exit 1
	;;
esac

rc_exit