From 9c5433cb225f7a4e56e87623ea2e4011179553a5 Mon Sep 17 00:00:00 2001
From: gordon <gordon@FreeBSD.org>
Date: Thu, 13 Jun 2002 22:14:37 +0000
Subject: Merge in all the changes that Mike Makonnen has been maintaining for
 a while. This is only the script pieces, the glue for the build comes next.

Submitted by:	Mike Makonnen <makonnen@pacbell.net>
Reviewed by:	silence on -current and -hackers
Prodded by:	rwatson
---
 etc/rc.d/rtadvd | 64 +++++++++++++++++++++++++++++++++++++++++++++++++++++----
 1 file changed, 60 insertions(+), 4 deletions(-)

(limited to 'etc/rc.d/rtadvd')

diff --git a/etc/rc.d/rtadvd b/etc/rc.d/rtadvd
index 7347035..8317e33 100755
--- a/etc/rc.d/rtadvd
+++ b/etc/rc.d/rtadvd
@@ -1,25 +1,81 @@
 #!/bin/sh
 #
-# $NetBSD: rtadvd,v 1.3 2000/05/13 08:45:09 lukem Exp $
+# $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=$name
+rcvar=`set_rcvar`
 command="/usr/sbin/${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 [ "$ip6mode" != "router" ]; then
+	if ! ${IS_GATEWAY} ; then
 		warn \
-	"${name} cannot be used on IPv6 host, only on an IPv6 router."
+		  "${name} cannot be used on IPv6 host, only on an IPv6 router."
 		return 1
 	fi
+
+        # This should be enabled with a great care.
+        # You may want to fine-tune /etc/rtadvd.conf.
+        #
+        # And if you wish your rtadvd to receive and process
+        # router renumbering messages, specify your Router Renumbering
+        # security policy by -R option.
+        #
+        # See `man 3 ipsec_set_policy` for IPsec policy specification
+        # details.
+        # (CAUTION: This enables your routers prefix renumbering
+        # from another machine, so if you enable this, do it with
+        # enough care.)
+        #
+	case `${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
-- 
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