freebsd-dev/etc/rc.d/static_arp
Hiroki Sato ccbc06d893 Revert the previous afexists() change. Knobs configured explicitly by
the user should not be ignored if possible even if the kernel does not
support the prerequisite feature.

Discussed with:	ume
2009-10-02 06:19:34 +00:00

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#!/bin/sh
#
# Copyright (c) 2009 Xin LI <delphij@FreeBSD.org>
# 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 ARP table
#
# $FreeBSD$
#
# PROVIDE: static_arp
# REQUIRE: netif
# KEYWORD: nojail
. /etc/rc.subr
. /etc/network.subr
name="static_arp"
start_cmd="static_arp_start"
stop_cmd="static_arp_stop"
static_arp_start()
{
local e arp_args
if [ -n "${static_arp_pairs}" ]; then
echo -n 'Binding static ARP pair(s):'
for e in ${static_arp_pairs}; do
echo -n " ${e}"
eval arp_args=\$static_arp_${e}
arp -S ${arp_args} >/dev/null 2>&1
done
echo '.'
fi
}
static_arp_stop()
{
local e arp_args
if [ -n "${static_arp_pairs}" ]; then
echo -n 'Unbinding static ARP pair(s):'
for e in ${static_arp_pairs}; do
echo -n " ${e}"
eval arp_args=\$static_arp_${e}
arp -d ${arp_args%%[ ]*} > /dev/null 2>&1
done
echo '.'
fi
}
load_rc_config $name
run_rc_command "$1"