#!/bin/sh
#
# $FreeBSD: releng/12.4/libexec/rc/rc.d/ipsec 347518 2019-05-13 08:29:28Z ae $
#

# PROVIDE: ipsec
# REQUIRE: FILESYSTEMS
# BEFORE:  DAEMON mountcritremote
# KEYWORD: nojailvnet

. /etc/rc.subr

name="ipsec"
desc="Internet Protocol Security protocol"
rcvar="ipsec_enable"
start_precmd="ipsec_prestart"
start_cmd="ipsec_start"
stop_precmd="test -f $ipsec_file"
stop_cmd="ipsec_stop"
reload_cmd="ipsec_reload"
extra_commands="reload"
ipsec_program="/sbin/setkey"
required_modules="ipsec"
# ipsec_file is set by rc.conf

ipsec_prestart()
{
	if [ ! -f "$ipsec_file" ]; then
		warn "$ipsec_file not readable; ipsec start aborted."
		stop_boot
		return 1
	fi
	return 0
}

ipsec_start()
{
	echo "Installing ipsec manual keys/policies."
	${ipsec_program} -f $ipsec_file
}

ipsec_stop()
{
	echo "Clearing ipsec manual keys/policies."

	# Still not 100% sure if we would like to do this.
	# It is very questionable to do this during shutdown session
	# since it can hang any of the remaining IPv4/v6 sessions.
	#
	${ipsec_program} -F
	${ipsec_program} -FP
}

ipsec_reload()
{
	echo "Reloading ipsec manual keys/policies."
	${ipsec_program} -f "$ipsec_file"
}

load_rc_config $name
run_rc_command "$1"