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path: root/etc/rc.d/rtadvd
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#!/bin/sh
#
# $NetBSD: rtadvd,v 1.5 2002/03/22 04:34:00 thorpej Exp $
# $FreeBSD$
#

# PROVIDE: rtadvd
# REQUIRE: DAEMON
# BEFORE:  LOGIN
# KEYWORD: FreeBSD NetBSD

. /etc/rc.subr

name="rtadvd"
rcvar=`set_rcvar`
command="/usr/sbin/${name}"
start_precmd="rtadvd_precmd"

case `${CMD_OSTYPE}` in
FreeBSD)
	IS_GATEWAY="checkyesno ipv6_gateway_enable"
	;;
NetBSD)
	IS_GATEWAY="eval [ \"$ip6mode\" = \"router\" ]"
	;;
esac

rtadvd_precmd()
{
	if ! ${IS_GATEWAY} ; then
		warn \
		  "${name} cannot be used on IPv6 host, only on an IPv6 router."
		return 1
	fi

        # This should be enabled with a great care.
        # You may want to fine-tune /etc/rtadvd.conf.
        #
        # And if you wish your rtadvd to receive and process
        # router renumbering messages, specify your Router Renumbering
        # security policy by -R option.
        #
        # See `man 3 ipsec_set_policy` for IPsec policy specification
        # details.
        # (CAUTION: This enables your routers prefix renumbering
        # from another machine, so if you enable this, do it with
        # enough care.)
        #
	case `${CMD_OSTYPE}` in
	FreeBSD)
		# If specific interfaces haven't been specified,
		# get a list of interfaces and enable it on them
		#
		case ${rtadvd_interfaces} in
		'')
			for i in `ifconfig -l` ; do
				case $i in
				lo0|gif[0-9]*|stf[0-9]*|faith[0-9]*|lp[0-9]*|sl[0-9]*|tun[0-9]*)
					continue
					;;
				*)
					rtadvd_interfaces="${rtadvd_interfaces} ${i}"
					;;
				esac
			done
			;;
		esac
		command_args="${rtadvd_interfaces}"

		# Enable Router Renumbering, unicast case
		# (use correct src/dst addr)
		# rtadvd -R "in ipsec ah/transport/fec0:0:0:1::1-fec0:0:0:10::1/require" ${ipv6_network_interfaces}
		# Enable Router Renumbering, multicast case
		# (use correct src addr)
		# rtadvd -R "in ipsec ah/transport/ff05::2-fec0:0:0:10::1/require" ${ipv6_network_interfaces}
		;;
	esac
	return 0
}

load_rc_config $name
run_rc_command "$1"
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