openrc/init.d.BSD/pf

#!/sbin/runscript
# Copyright 2007-2008 Roy Marples <roy@marples.name>
# All rights reserved. Released under the 2-clause BSD license.

name="Packet Filter"
pf_conf=${pf_conf:-${pf_rules:-/etc/pf.conf}}
required_files=${pf_conf}

extra_commands="checkconfig showstatus"
extra_started_commands="reload"

depend() {
	need localmount
}

start()
{
	ebegin "Starting ${name}"
	if type kldload >/dev/null 2>&1; then
		kldload pf 2>/dev/null
	elif type modload >/dev/null 2>&1; then
		if ! modstat -n pf >/dev/null; then
			modload /usr/lkm/pf.o >/dev/null
		fi
	fi
	pfctl -q -F all
	pfctl -q -f "${pf_conf}" ${pf_args}
	pfctl -q -e
	eend $?
}

stop()
{
	ebegin "Stopping ${name}"
	pfctl -q -d
	eend $?
}

checkconfig()
{
	ebegin "Checking ${name} configuration"
	pfctl -n -f "${pf_conf}"
	eend $?
}

reload()
{
	ebegin "Reloading ${name} rules."
	pfctl -q -n -f "${pf_conf}" && \
	{ 
		# Flush everything but existing state entries that way when
		# rules are read in, it doesn't break established connections.
		pfctl -q -Fnat -Fqueue -Frules -FSources -Finfo -FTables -Fosfp
		pfctl -q -f "${pf_conf}" ${pf_args}
	}
	eend $?
}

showstatus()
{
	pfctl -s info
}