openrc/init.d/staticroute.in

#!@PREFIX@/sbin/runscript
# Copyright (c) 2009 Roy Marples <roy@marples.name>
# All rights reserved. Released under the 2-clause BSD license.

# This script was inspired by the equivalent rc.d staticroute from NetBSD.

description="Configures static routes."
__nl="
"

depend()
{
	provide net
	use network
	keyword -jail -prefix -vserver
}

pre_flight_checks()
{
	route=route
	[ -s /etc/route.conf ] && return 0

	if [ -n "$staticiproute" ]; then
		route="ip route"
		staticroute="$staticiproute"
	fi
}

dump_args()
{
	# Route configuration file, as used by the NetBSD RC system
	if [ -s /etc/route.conf ]; then
		cat /etc/route.conf
		return $?
	fi

	case "$staticroute" in
	*"$__nl"*)
		echo "$staticroute"
		;;
	*)
		(
			set -o noglob
			IFS=';'; set -- $staticroute
			IFS="$__nl"; echo "$*"
		)
		;;
	esac
}

do_routes()
{
	local xtra= family=
	[ "$RC_UNAME" != Linux ] && xtra=-q

	ebegin "$1 static routes"
	eindent
	pre_flight_checks
	dump_args | while read args; do
		[ -z "$args" ] && continue
		case "$args" in
		"#"*)
			;;
		"+"*)
			[ $2 = "add" ] && eval ${args#*+}
			;;
		"-"*)
			[ $2 = "del" -o $2 = "delete" ] && eval ${args#*-}
			;;
		*)
			veinfo "$args"
			case "$route" in
			"ip route")
				ip route $2 $args
				;;
			*)
				# Linux route does cannot work it out ...
				if [ "$RC_UNAME" = Linux ]; then
					case "$args" in
					*:*) family="-A inet6";;
					*) family=;;
					esac
				fi
				route $family $xtra $2 -$args
				;;
			esac
			veend $?
		esac
	done
	eoutdent
	eend 0
}

start()
{
	do_routes "Adding" "add"
}

stop()
{
	local cmd="delete"
	[ "$RC_UNAME" = Linux ] && cmd="del"
	do_routes "Deleting" "$cmd"
}