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2b73d3a0
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smos
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#!/usr/local/bin/php -f
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<?php
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/*
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ce77a9c4
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Phil Davis
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rc.openvpn
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2b73d3a0
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smos
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part of m0n0wall (http://m0n0.ch/wall)
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Copyright (C) 2007 Manuel Kasper <mk@neon1.net>.
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Copyright (C) 2009 Seth Mos <seth.mos@dds.nl>.
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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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8f10998b
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Ermal
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/* parse the configuration and include all functions used below */
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require_once("util.inc");
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require_once("config.inc");
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require_once("functions.inc");
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require_once("filter.inc");
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require_once("gwlb.inc");
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require_once("openvpn.inc");
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2b73d3a0
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smos
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e960b298
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Phil Davis
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function openvpn_resync_if_needed ($mode, $ovpn_settings, $interface) {
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global $g, $config;
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f33dcc5c
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Ermal
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$resync_needed = true;
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634054cc
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Phil Davis
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if (isset($ovpn_settings['disable'])) {
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$resync_needed = false;
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} else {
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if (!empty($interface)) {
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$mode_id = $mode . $ovpn_settings['vpnid'];
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$fpath = "{$g['varetc_path']}/openvpn/{$mode_id}.interface";
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if (file_exists($fpath)) {
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$current_device = file_get_contents($fpath);
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$current_device = trim($current_device, " \t\n");
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$new_device = get_failover_interface($ovpn_settings['interface']);
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if (isset($config['interfaces'][$interface])) {
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$this_device = $config['interfaces'][$interface]['if'];
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feb2e013
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Phil Davis
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if (($current_device == $new_device) && ($current_device != $this_device))
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634054cc
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Phil Davis
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$resync_needed = false;
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}
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f33dcc5c
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Ermal
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}
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}
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e960b298
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Phil Davis
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}
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f33dcc5c
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Ermal
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if ($resync_needed == true) {
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e960b298
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Phil Davis
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log_error("OpenVPN: Resync " . $mode_id . " " . $ovpn_settings['description']);
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openvpn_resync($mode, $ovpn_settings);
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}
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}
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8f10998b
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Ermal
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/* make sure to wait until the boot scripts have finished */
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if (file_exists("{$g['varrun_path']}/booting"))
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1f64b66b
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Phil Davis
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return;
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8f10998b
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Ermal
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7ef9de3f
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Phil Davis
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/* Input argument is a comma-separated list of gateway names, blank or "all". */
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e55e4b74
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Chris Buechler
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if (isset($_GET['interface']))
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c71b14fd
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Ermal
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$argument = $_GET['interface'];
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else
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$argument = trim($argv[1], " \n");
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8f10998b
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Ermal
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04c0724e
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Phil Davis
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if((is_array($config['openvpn']['openvpn-server']) && count($config['openvpn']['openvpn-server'])) ||
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(is_array($config['openvpn']['openvpn-client']) && count($config['openvpn']['openvpn-client']))) {
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7ef9de3f
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Phil Davis
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if (empty($argument) || $argument == "all") {
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$argument = "all";
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252612d7
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Renato Botelho
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$log_text = "all";
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7ef9de3f
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Phil Davis
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} else {
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1f64b66b
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Phil Davis
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$log_text = "endpoints that may use " . $argument;
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7ef9de3f
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Phil Davis
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}
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1f64b66b
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Phil Davis
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log_error("OpenVPN: One or more OpenVPN tunnel endpoints may have changed its IP. Reloading " . $log_text . ".");
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} else
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8f10998b
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Ermal
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return;
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c653ce27
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Ermal
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8171a2c2
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Ermal
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$openvpnlck = try_lock('openvpn', 10);
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if (!$openvpnlck) {
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log_error(gettext("Could not obtain openvpn lock for executing rc.openvpn for more than 10 seconds continuing..."));
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unlock_force('openvpn');
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$openvpnlck = lock('openvpn', LOCK_EX);
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}
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7ef9de3f
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Phil Davis
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$arg_array = explode(",",$argument);
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foreach ($arg_array as $arg_element) {
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$gwgroups = array();
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if ($arg_element == "all")
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$interface = "";
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else {
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// e.g. $arg_element = "WANGW", $interface = "wan"
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$interface = lookup_gateway_interface_by_name($arg_element);
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if (empty($interface))
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$interface = $arg_element;
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else
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// e.g. $arg_element = "WANGW", $gwgroups = array of gateway groups that use "wan"
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$gwgroups = gateway_is_gwgroup_member($arg_element);
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}
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8f10998b
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Ermal
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7ef9de3f
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Phil Davis
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if(is_array($config['openvpn']['openvpn-server'])) {
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foreach($config['openvpn']['openvpn-server'] as &$server) {
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if ($server['interface'] == $interface || empty($interface) || (!empty($gwgroups) && in_array($server['interface'], $gwgroups)))
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openvpn_resync_if_needed('server', $server, $interface);
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}
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e288ddb1
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smos
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}
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8f10998b
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Ermal
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7ef9de3f
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Phil Davis
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if (is_array($config['openvpn']['openvpn-client'])) {
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foreach($config['openvpn']['openvpn-client'] as &$client) {
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if ($client['interface'] == $interface || empty($interface) || (!empty($gwgroups) && in_array($client['interface'], $gwgroups)))
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openvpn_resync_if_needed('client', $client, $interface);
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}
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ea68f6cc
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jim-p
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}
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8f10998b
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Ermal
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}
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b95f5460
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Phil Davis
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8f10998b
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Ermal
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unlock($openvpnlck);
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2b73d3a0
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smos
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?>
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