static_arp revision 197697
1#!/bin/sh 2# 3# Copyright (c) 2009 Xin LI <delphij@FreeBSD.org> 4# All rights reserved. 5# 6# Redistribution and use in source and binary forms, with or without 7# modification, are permitted provided that the following conditions 8# are met: 9# 1. Redistributions of source code must retain the above copyright 10# notice, this list of conditions and the following disclaimer. 11# 2. Redistributions in binary form must reproduce the above copyright 12# notice, this list of conditions and the following disclaimer in the 13# documentation and/or other materials provided with the distribution. 14# 15# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25# SUCH DAMAGE. 26# 27# Configure static ARP table 28# 29# $FreeBSD: head/etc/rc.d/static_arp 197697 2009-10-02 02:24:25Z hrs $ 30# 31 32# PROVIDE: static_arp 33# REQUIRE: netif 34# KEYWORD: nojail 35 36. /etc/rc.subr 37. /etc/network.subr 38 39name="static_arp" 40start_cmd="static_arp_start" 41stop_cmd="static_arp_stop" 42 43static_arp_start() 44{ 45 local e arp_args 46 47 afexists inet || return 0 48 49 if [ -n "${static_arp_pairs}" ]; then 50 echo -n 'Binding static ARP pair(s):' 51 for e in ${static_arp_pairs}; do 52 echo -n " ${e}" 53 eval arp_args=\$static_arp_${e} 54 arp -S ${arp_args} >/dev/null 2>&1 55 done 56 echo '.' 57 fi 58} 59 60static_arp_stop() 61{ 62 local e arp_args 63 64 afexists inet || return 0 65 66 if [ -n "${static_arp_pairs}" ]; then 67 echo -n 'Unbinding static ARP pair(s):' 68 for e in ${static_arp_pairs}; do 69 echo -n " ${e}" 70 eval arp_args=\$static_arp_${e} 71 arp -d ${arp_args%%[ ]*} > /dev/null 2>&1 72 done 73 echo '.' 74 fi 75} 76 77load_rc_config $name 78run_rc_command "$1" 79