Add etc/rc.d/static_ndp, analogous to etc/rc.d/static_arp.

Make sure that static ARP and NDP bindings are set before NETWORKING.

As static_ndp is based on static_arp, pass copyright to the project with
permission of the original author (delphij@).

Reviewed by:	delphij@FreeBSD.org
MFC after:	3 days

4 files changed, 77 insertions, 1 deletions

diff --git a/etc/defaults/rc.conf b/etc/defaults/rc.conf
index 6946eea..b9e78ce 100644
--- a/etc/defaults/rc.conf
+++ b/etc/defaults/rc.conf
@@ -383,6 +383,7 @@ bsnmpd_flags=""			# Flags for bsnmpd.
 ### Network routing options: ###
 defaultrouter="NO"		# Set to default gateway (or NO).
 static_arp_pairs=""		# Set to static ARP list (or leave empty).
+static_ndp_pairs=""		# Set to static NDP list (or leave empty).
 static_routes=""		# Set to static route list (or leave empty).
 natm_static_routes=""		# Set to static route list for NATM (or leave empty).
 gateway_enable="NO"		# Set to YES if this host will be a gateway.
diff --git a/etc/rc.d/Makefile b/etc/rc.d/Makefile
index fc09caf..0a0ff0a 100644
--- a/etc/rc.d/Makefile
+++ b/etc/rc.d/Makefile
@@ -32,7 +32,7 @@ FILES=	DAEMON FILESYSTEMS LOGIN NETWORKING SERVERS \
 	random rarpd rctl resolv rfcomm_pppd_server root \
 	route6d routed routing rpcbind rtadvd rtsold rwho \
 	savecore sdpd securelevel sendmail \
-	serial sppp statd static_arp stf swap1 \
+	serial sppp statd static_arp static_ndp stf swap1 \
 	syscons sysctl syslogd \
 	timed tmp \
 	ugidfw \
diff --git a/etc/rc.d/NETWORKING b/etc/rc.d/NETWORKING
index eb3237b..71cf26d 100755
--- a/etc/rc.d/NETWORKING
+++ b/etc/rc.d/NETWORKING
@@ -6,6 +6,7 @@
 # PROVIDE: NETWORKING NETWORK
 # REQUIRE: netif netoptions routing ppp ipfw stf faith
 # REQUIRE: defaultroute routed mrouted route6d mroute6d resolv bridge
+# REQUIRE: static_arp static_ndp
 
 #	This is a dummy dependency, for services which require networking
 #	to be operational before starting.
diff --git a/etc/rc.d/static_ndp b/etc/rc.d/static_ndp
new file mode 100755
index 0000000..83c8861
--- /dev/null
+++ b/etc/rc.d/static_ndp
@@ -0,0 +1,74 @@
+#!/bin/sh
+#
+# Copyright (c) 2011  The FreeBSD Project
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions
+# are met:
+# 1. Redistributions of source code must retain the above copyright
+#    notice, this list of conditions and the following disclaimer.
+# 2. Redistributions in binary form must reproduce the above copyright
+#    notice, this list of conditions and the following disclaimer in the
+#    documentation and/or other materials provided with the distribution.
+#
+# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
+# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+# ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
+# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+# SUCH DAMAGE.
+#
+# Configure static NDP table
+#
+# $FreeBSD$
+#
+
+# PROVIDE: static_ndp
+# REQUIRE: netif
+# KEYWORD: nojail
+
+. /etc/rc.subr
+. /etc/network.subr
+
+name="static_ndp"
+start_cmd="static_ndp_start"
+stop_cmd="static_ndp_stop"
+
+static_ndp_start()
+{
+	local e ndp_args
+
+	if [ -n "${static_ndp_pairs}" ]; then
+		echo -n 'Binding static NDP pair(s):'
+		for e in ${static_ndp_pairs}; do
+			echo -n " ${e}"
+			eval ndp_args=\$static_ndp_${e}
+			ndp -s ${ndp_args} >/dev/null 2>&1
+		done
+		echo '.'
+	fi
+}
+
+static_ndp_stop()
+{
+	local e ndp_args
+
+	if [ -n "${static_ndp_pairs}" ]; then
+		echo -n 'Unbinding static NDP pair(s):'
+		for e in ${static_ndp_pairs}; do
+			echo -n " ${e}"
+			eval ndp_args=\$static_ndp_${e}
+			ndp -d ${ndp_args%%[ 	]*} > /dev/null 2>&1
+		done
+		echo '.'
+	fi
+}
+
+load_rc_config $name
+run_rc_command "$1"