#!/bin/bash

. /etc/sysconfig/rc
. ${rc_functions}


function init_table() {
	# Check if table does already exist. If not we add it.
	if (ip rule | grep -q "static" >/dev/null 2>&1); then
		return
	fi

	ip rule add table static
}

function create_all_routes() {
	local file=${1}
	shift

	# Remote all routes.
	ip route flush table static >/dev/null 2>&1

	local status
	local network
	local gateway
	local remark

	# Read all routes from the configuration file and add the enabled ones
	# immediately.
	while IFS=, read status network gateway remark; do
		[ "${status}" = "on" ] || continue

		if [ -z "${network}" -o -z "${gateway}" ]; then
			# Silently skipping invalid routes.
			continue
		fi

		ip route add ${network} via ${gateway} table static proto static
	done < ${file}
}

CONFIGFILE="/var/ipfire/main/routing"

case "${1}" in
	start)
		boot_mesg "Adding static routes..."

		# First, initialize the table
		init_table

		# Add all routes
		create_all_routes ${CONFIGFILE}

		evaluate_retval
		;;

	stop)
		boot_mesg "Removing static routes..."
		ip route flush table static >/dev/null 2>&1
		evaluate_retval
		;;

	*)
		echo "Usage: ${0} {start|stop}"
		exit 1
		;;
esac