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#!/bin/sh
# $FreeBSD$
#

# PROVIDE: dkfilter_out
# REQUIRE: LOGIN
# BEFORE: mail
# KEYWORD: shutdown

#
# Add the following lines to /etc/rc.conf to enable dkfilter.out:
#
# dkfilter_out_enable="YES"
#
# Before you enable dkfilter.out, you also need to make your domainkey to
# set it to DNS and configurate dkfilter_flags.
#

. /etc/rc.subr

name="dkfilter_out"
rcvar=dkfilter_out_enable

# set defaults

: ${dkfilter_out_enable="NO"}
: ${dkfilter_out_flags=" --header \
	--keyfile=%%PREFIX%%/etc/dkfilter/private.key \
	--selector=selector1 --domain=example.org --method=nofws \
	127.0.0.1:10027 127.0.0.1:10028"}
: ${dkfilter_out_pidfile="/var/run/dkfilter_out.pid"}
: ${dkfilter_out_user="dkfilter"}

start_cmd="dkfilter_out_start"
stop_cmd="dkfilter_out_stop"

dkfilter_out_start()
{
	if [ -f ${dkfilter_out_pidfile} ]; then
		echo "${name} already running?"
		exit 1
	fi 
	echo "Starting ${name}."
	logger -t ${name} "Starting ${name}."
	tmpfile=`mktemp /tmp/dkfilter.XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX`
	touch ${dkfilter_out_pidfile}
	chown ${dkfilter_out_user} ${dkfilter_out_pidfile}
	su -m ${dkfilter_out_user} -c "daemon -p ${dkfilter_out_pidfile} \
		%%PREFIX%%/bin/dkfilter.out ${dkfilter_out_flags}" \
		> /dev/null 2> ${tmpfile}
	# wait until dkfilter start.
	while true
	do
		filesize=`ls -l $tmpfile|awk '{print $5}'`
		if [ ${filesize} -gt 0 ]; then
			break
		fi
	done

	logger -t ${name} `cat ${tmpfile}`
	err=`grep Error ${tmpfile}`
	if [ "${err}" ]; then
		echo "Failed to start ${name}."
		echo "${err}"
		rm -f ${dkfilter_out_pidfile}
	else
		# To prevent DoS attack by dkfilter_out_user.
		chown root:wheel ${dkfilter_out_pidfile}
	fi
	rm -f ${tmpfile}
}

dkfilter_out_stop()
{
	if [ ! -f ${dkfilter_out_pidfile} ]; then
		echo "${name} not running?"
		exit 1
	fi
	kill `cat ${dkfilter_out_pidfile}`
	rm -f ${dkfilter_out_pidfile}
	echo "Stopping ${name}"
}

load_rc_config $name
run_rc_command "$1"