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#!/usr/local/bin/php -f
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<?php
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/* $Id$ */
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/*
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rc.newwanip
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part of m0n0wall (http://m0n0.ch/wall)
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Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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1. Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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2. Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES,
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INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY
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AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY,
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OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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*/
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/* parse the configuration and include all functions used below */
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require_once("config.inc");
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require_once("functions.inc");
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/* WAN IP address has changed */
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/* make sure to wait until the boot scripts have finished
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while (file_exists("{$g['varrun_path']}/booting")) {
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sleep(1);
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}
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*/
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$curwanip = get_current_wan_address();
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/* dhclient or MPD told us that the IP address has changed;
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let's see if that's really true to avoid reloading things
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when it's not really necessary (dhclient likes to
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execute its dhclient-exit-hooks also on renewals)
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*/
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if (file_exists("{$g['vardb_path']}/wanip")) {
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$oldwanip = chop(file_get_contents("{$g['vardb_path']}/wanip"));
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if ($curwanip == $oldwanip)
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return 0; /* nothing to do */
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}
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/* relaunch pftpx */
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system_start_ftp_helpers();
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/* resync ipfilter */
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filter_resync();
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/* flush NAT table */
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//filter_flush_nat_table();
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/* reconfigure IPsec tunnels */
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vpn_ipsec_configure(true);
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/* regenerate resolv.conf if DNS overrides are allowed or the BigPond
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client is enabled */
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if (isset($config['system']['dnsallowoverride']) ||
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($config['interfaces']['wan']['ipaddr'] == "bigpond"))
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system_resolvconf_generate(true);
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/* fire up the BigPond client, if necessary */
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if ($config['interfaces']['wan']['ipaddr'] == "bigpond")
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interfaces_wan_bigpond_configure($curwanip);
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/* write current WAN IP to file */
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$fd = @fopen("{$g['vardb_path']}/wanip", "w");
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if ($fd) {
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fwrite($fd, $curwanip);
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fclose($fd);
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}
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?>
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