/
rc.newwanipv6
executable file
·148 lines (122 loc) · 4.9 KB
/
rc.newwanipv6
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#!/usr/local/bin/php
<?php
/*
* Copyright (C) 2017-2019 Franco Fichtner <franco@opnsense.org>
* Copyright (C) 2006 Scott Ullrich <sullrich@gmail.com>
* Copyright (C) 2003-2005 Manuel Kasper <mk@neon1.net>
* 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 ``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 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.
*/
require_once("config.inc");
require_once("auth.inc");
require_once("filter.inc");
require_once("rrd.inc");
require_once("util.inc");
require_once("system.inc");
require_once("interfaces.inc");
$argument = isset($argv[1]) ? trim($argv[1]) : '';
if (file_exists('/var/run/booting')) {
log_error("IP renewal deferred during boot on '{$argument}'");
file_put_contents('/tmp/newwanipv6_' . $argument, $argument);
return;
}
log_error("IPv6 renewal is starting on '{$argument}'");
if (empty($argument)) {
$interface = 'wan';
$interface_real = get_real_interface($interface, 'inet6');
} else {
$interface = convert_real_interface_to_friendly_interface_name($argument);
$interface_real = $argument;
}
$ip = get_interface_ipv6($interface);
if (!isset($config['interfaces'][$interface]['enable'])) {
log_error("Interface '{$interface}' is disabled or empty, nothing to do.");
return;
}
$interface_descr = convert_friendly_interface_to_friendly_descr($interface);
log_error("On (IP address: {$ip}) (interface: {$interface_descr}[{$interface}]) (real interface: {$interface_real}).");
/*
* Take care of OpenVPN and similar if you generate the event
* to reconfigure an interface. OpenVPN might be in tap(4)
* mode and not have an IP address.
*/
if ((empty($ip) || !is_ipaddr($ip)) && substr($interface_real, 0, 4) != 'ovpn') {
log_error("Failed to detect IP for {$interface_descr}[{$interface}]");
return;
}
$configip = $config['interfaces'][$interface]['ipaddrv6'];
$searchdomain_file = "/var/etc/searchdomain_v6{$interface_real}";
$nameserver_file = "/var/etc/nameserver_v6{$interface_real}";
$cacheip_file = "/var/db/{$interface}_cacheipv6";
$ip_file = "/var/db/{$interface}_ipv6";
$new_domain_name_servers = getenv('new_domain_name_servers');
if (!empty($new_domain_name_servers)) {
$name_servers = explode(" ", $new_domain_name_servers);
$valid_ns = array();
foreach ($name_servers as $ns) {
if (is_ipaddr(trim($ns))) {
$valid_ns[] = trim($ns);
}
}
if (count($valid_ns) > 0) {
@file_put_contents($nameserver_file, implode("\n", $valid_ns));
}
}
$new_domain_name = getenv('new_domain_name');
if (!empty($new_domain_name)) {
@file_put_contents($searchdomain_file, $new_domain_name);
}
if (is_ipaddr($ip)) {
@file_put_contents($ip_file, $ip);
}
interfaces_vips_configure(false, $interface);
if (count(link_interface_to_track6($interface, true))) {
plugins_configure('dhcp', false, array('inet6'));
}
system_resolvconf_generate();
system_hosts_generate();
$cacheip = @file_get_contents($cacheip_file);
if (!is_ipaddr($cacheip) || $ip != $cacheip || !is_ipaddr($configip)) {
if (is_ipaddr($ip)) {
if ($ip == $cacheip) {
if (in_array($config['interfaces'][$interface]['ipaddr'], array('l2tp', 'ppp', 'pppoe', 'pptp'))) {
/* PPP reconnect loop avoidance */
return;
}
} else {
if (is_ipaddr($cacheip) && does_interface_exist($interface_real)) {
mwexec("/sbin/ifconfig {$interface_real} inet6 {$cacheip} delete");
}
}
}
@unlink($cacheip_file);
system_routing_configure(false, $interface);
plugins_configure('monitor');
filter_configure_sync();
if (is_ipaddr($ip)) {
@file_put_contents($cacheip_file, $ip);
}
plugins_configure('vpn', false, array($interface));
plugins_configure('newwanip', false, array($interface));
rrd_configure();
}