#! /bin/sh
#
# ifplugd          Start/Stop ifplugd
#
# chkconfig: - 11 89
# description: ifplugd watches network interface to (re)configure it
# processname: ifplugd
# config: /etc/ifplugd/ifplugd.conf

WITHOUT_RC_COMPAT=1

# Source function library.
. /etc/init.d/functions

BINARY=/sbin/ifplugd
CONFIG=/etc/ifplugd/ifplugd.conf
RETVAL=0

# NB: per-interface lockfile/pidfile
LOCKFILE=/var/lock/subsys/ifplugd
PIDFILE=/var/run/ifplugd

SourceIfNotEmpty "$CONFIG"

[ "$INTERFACES" = "auto" -o -z "$INTERFACES" ] && \
	INTERFACES=`cat /proc/net/dev \
		    | awk '/^[[:space:]]*(eth|wlan)/ \
		           { split($1, a, ":"); print a[1] }'`

# Change the major functions into functions.
start()
{
	# use '-w' so that independently of $CONFIG, iniscript will have retval
	for i in $INTERFACES; do
		echo -n "Starting connection monitor on $i: "
		A="`eval echo \$\{ARGS_${i}\}`"
		[ -z "$A" ] && A="$ARGS"
		start_daemon --lockfile "$LOCKFILE.$i" --pidfile "$PIDFILE.$i.pid" \
			--expect-user root --no-announce -- ifplugd -w -i $i $A
		RET=$?
		if [ "$RET" -ne 0 ]; then
			RETVAL=1
		fi
	done
	return $RETVAL
}

stop()
{
	for i in $INTERFACES; do
		echo -n "Stopping connection monitor on $i: "
		stop_daemon --lockfile "$LOCKFILE.$i" --pidfile "$PIDFILE.$i.pid" \
			--expect-user root --no-announce -- ifplugd
		RET=$?
		if [ "$RET" -ne 0 ]; then
			RETVAL=1
		fi
	done
	return $RETVAL
}

restart()
{
	stop
	start
}

suspend()
{
	for i in $INTERFACES; do
		echo -n "Suspending connection monitor on $i: "
		$BINARY -S -i $i
		RET=$?
		if [ "$RET" -ne 0 ]; then
			RETVAL=1
		fi
	done
	if [ $RETVAL -ne 0 ] ; then
		success "ifplugd suspend"
	else
		failure "ifplugd suspend"
	fi
	echo
	return $RETVAL
}		

resume()
{
	for i in $INTERFACES; do
		echo -n "Resumding connection monitor on $i: "
		$BINARY -R -i $i
		RET=$?
		if [ "$RET" -ne 0 ]; then
			RETVAL=1
		fi
	done
	if [ $RETVAL -ne 0 ] ; then
		success "ifplugd resume"
	else
		failure "ifplugd resume"
	fi
	echo
	return $RETVAL
}		

briefstatus()
{
	status --expect-user root -- ifplugd
	RETVAL=$?
	return $RETVAL
}

extendedstatus()
{
	for i in $INTERFACES; do
		$BINARY -c -i $i
	done
}

# See how we were called.
case "$1" in
	start)
		start
		;;
	stop)
		stop
		;;
	restart|reload)
		restart
		;;
	condstop)
		ls $LOCKFILE* >&/dev/null && stop
		;;
	update|condrestart|condreload)
		ls $LOCKFILE* >&/dev/null && restart
		;;
	suspend)
		suspend
		;;
	resume)
		resume
		;;
	status)
		briefstatus
		;;
	extendedstatus)
		extendedstatus
		;;
	*)
		msg_usage "${0##*/} {start|stop|reload|restart|suspend|resume|condstop|condrestart|condreload|status}"
		RETVAL=1
esac

exit $RETVAL