#!/bin/sh /etc/rc.common
#
# Fwknop is developed primarily by the people listed in the file 'AUTHORS'.
# Copyright (C) 2009-2014 fwknop developers and contributors. For a full
# list of contributors, see the file 'CREDITS'.
#
. /lib/functions.sh
START=95

FWKNOPD_BIN=/usr/sbin/fwknopd

start()
{
	gen_confs
	if [ $UCI_ENABLED ]; then
        	$FWKNOPD_BIN -c /var/etc/fwknopd.conf -a /var/etc/access.conf 
	else
        	$FWKNOPD_BIN 
	fi

}

stop()
{
        $FWKNOPD_BIN -K
}

restart()
{
    stop;
    sleep 1;
    start;
}

reload()
{
	gen_confs
        $FWKNOPD_BIN -R
}

gen_confs()
{
	[ -f /tmp/access.conf.tmp ] && rm /tmp/access.conf.tmp
	if [ -z "$( uci get fwknopd.@config[0].PCAP_INTF )" ]
	then
		. /lib/functions/network.sh
		network_get_physdev device wan
		uci set fwknopd.@config[0].PCAP_INTF="$device"
		uci commit
	fi
	config_cb() {
		local type="$1"
		local name="$2"
		if [ "$type" = "global" ]; then
			option_cb() {
				local option="$1"
				local value="$2"
				if [ "$option" = "uci_enabled" ] && [ "$value" -eq 1 ] ; then
					> /var/etc/fwknopd.conf
					> /var/etc/access.conf
                                        chmod 600 /var/etc/fwknopd.conf
                                        chmod 600 /var/etc/access.conf
					UCI_ENABLED=1
				fi
			}
		elif [ "$type" = "config" ]; then
			option_cb() {
				local option="$1"
				local value="$2"
				if [ $UCI_ENABLED ]; then
					echo "$option $value" >> /var/etc/fwknopd.conf  #writing each option to fwknopd.conf
				fi
			}
		elif [ "$type" = "access" ]
		then
			if [ -f /tmp/access.conf.tmp ] ; then
				cat /tmp/access.conf.tmp >> /var/etc/access.conf
				rm /tmp/access.conf.tmp
			fi
			option_cb() {
				local option="$1"
				local value="$2"
				if [ $UCI_ENABLED ] && [ $option = "SOURCE" ]; then
					echo "$option $value" >> /var/etc/access.conf  #writing each option to access.conf
				fi
				if [ $UCI_ENABLED ] && [ $option != "SOURCE" ]; then
					echo "$option $value" >> /tmp/access.conf.tmp  #writing each option to access.conf
				fi
			}
		fi
	}

	if [ -f /etc/config/fwknopd ]; then
		config_load fwknopd
		if [ -f /tmp/access.conf.tmp ] ; then
			cat /tmp/access.conf.tmp >> /var/etc/access.conf
			rm /tmp/access.conf.tmp
		fi
	fi

}