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<?php
/* $Id$ */
/*
system_gateways.php
*/
/* ====================================================================
* Copyright (c) 2004-2015 Electric Sheep Fencing, LLC. All rights reserved.
* Copyright (c) 2004, 2005 Scott Ullrich
* Copyright (c) 2010 Seth Mos <seth.mos@dds.nl>
*
* 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.
*
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgment:
* "This product includes software developed by the pfSense Project
* for use in the pfSense software distribution. (http://www.pfsense.org/).
*
* 4. The names "pfSense" and "pfSense Project" must not be used to
* endorse or promote products derived from this software without
* prior written permission. For written permission, please contact
* coreteam@pfsense.org.
*
* 5. Products derived from this software may not be called "pfSense"
* nor may "pfSense" appear in their names without prior written
* permission of the Electric Sheep Fencing, LLC.
*
* 6. Redistributions of any form whatsoever must retain the following
* acknowledgment:
*
* "This product includes software developed by the pfSense Project
* for use in the pfSense software distribution (http://www.pfsense.org/).
*
* THIS SOFTWARE IS PROVIDED BY THE pfSense PROJECT ``AS IS'' AND ANY
* EXPRESSED 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 pfSense PROJECT OR
* ITS 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.
*
* ====================================================================
*
*/
/*
pfSense_MODULE: routing
*/
##|+PRIV
##|*IDENT=page-system-gateways
##|*NAME=System: Gateways page
##|*DESCR=Allow access to the 'System: Gateways' page.
##|*MATCH=system_gateways.php*
##|-PRIV
require("guiconfig.inc");
require_once("functions.inc");
require_once("filter.inc");
require_once("shaper.inc");
$a_gateways = return_gateways_array(true, false, true);
$a_gateways_arr = array();
foreach ($a_gateways as $gw) {
$a_gateways_arr[] = $gw;
}
$a_gateways = $a_gateways_arr;
if (!is_array($config['gateways']['gateway_item'])) {
$config['gateways']['gateway_item'] = array();
}
$a_gateway_item = &$config['gateways']['gateway_item'];
if ($_POST) {
$pconfig = $_POST;
if ($_POST['apply']) {
$retval = 0;
$retval = system_routing_configure();
$retval |= filter_configure();
/* reconfigure our gateway monitor */
setup_gateways_monitor();
$savemsg = get_std_save_message($retval);
if ($retval == 0) {
clear_subsystem_dirty('staticroutes');
}
}
}
function can_delete_disable_gateway_item($id, $disable = false) {
global $config, $input_errors, $a_gateways;
if (!isset($a_gateways[$id])) {
return false;
}
if (is_array($config['gateways']['gateway_group'])) {
foreach ($config['gateways']['gateway_group'] as $group) {
foreach ($group['item'] as $item) {
$items = explode("|", $item);
if ($items[0] == $a_gateways[$id]['name']) {
if (!$disable) {
$input_errors[] = sprintf(gettext("Gateway '%s' cannot be deleted because it is in use on Gateway Group '%s'"), $a_gateways[$id]['name'], $group['name']);
} else {
$input_errors[] = sprintf(gettext("Gateway '%s' cannot be disabled because it is in use on Gateway Group '%s'"), $a_gateways[$id]['name'], $group['name']);
}
}
}
}
}
if (is_array($config['staticroutes']['route'])) {
foreach ($config['staticroutes']['route'] as $route) {
if ($route['gateway'] == $a_gateways[$id]['name']) {
if (!$disable) {
// The user wants to delete this gateway, but there is a static route (enabled or disabled) that refers to the gateway.
$input_errors[] = sprintf(gettext("Gateway '%s' cannot be deleted because it is in use on Static Route '%s'"), $a_gateways[$id]['name'], $route['network']);
} else if (!isset($route['disabled'])) {
// The user wants to disable this gateway.
// But there is a static route that uses this gateway and is enabled (not disabled).
$input_errors[] = sprintf(gettext("Gateway '%s' cannot be disabled because it is in use on Static Route '%s'"), $a_gateways[$id]['name'], $route['network']);
}
}
}
}
if (isset($input_errors)) {
return false;
}
return true;
}
function delete_gateway_item($id) {
global $config, $a_gateways;
if (!isset($a_gateways[$id])) {
return;
}
/* NOTE: Cleanup static routes for the monitor ip if any */
if (!empty($a_gateways[$id]['monitor']) &&
$a_gateways[$id]['monitor'] != "dynamic" &&
is_ipaddr($a_gateways[$id]['monitor']) &&
$a_gateways[$id]['gateway'] != $a_gateways[$id]['monitor']) {
if (is_ipaddrv4($a_gateways[$id]['monitor'])) {
mwexec("/sbin/route delete " . escapeshellarg($a_gateways[$id]['monitor']));
} else {
mwexec("/sbin/route delete -inet6 " . escapeshellarg($a_gateways[$id]['monitor']));
}
}
if ($config['interfaces'][$a_gateways[$id]['friendlyiface']]['gateway'] == $a_gateways[$id]['name']) {
unset($config['interfaces'][$a_gateways[$id]['friendlyiface']]['gateway']);
}
unset($config['gateways']['gateway_item'][$a_gateways[$id]['attribute']]);
}
unset($input_errors);
if ($_GET['act'] == "del") {
if (can_delete_disable_gateway_item($_GET['id'])) {
$realid = $a_gateways[$_GET['id']]['attribute'];
delete_gateway_item($_GET['id']);
write_config("Gateways: removed gateway {$realid}");
mark_subsystem_dirty('staticroutes');
header("Location: system_gateways.php");
exit;
}
}
if (isset($_POST['del_x'])) {
/* delete selected items */
if (is_array($_POST['rule']) && count($_POST['rule'])) {
foreach ($_POST['rule'] as $rulei) {
if (!can_delete_disable_gateway_item($rulei)) {
break;
}
}
if (!isset($input_errors)) {
$items_deleted = "";
foreach ($_POST['rule'] as $rulei) {
delete_gateway_item($rulei);
$items_deleted .= "{$rulei} ";
}
if (!empty($items_deleted)) {
write_config("Gateways: removed gateways {$items_deleted}");
mark_subsystem_dirty('staticroutes');
}
header("Location: system_gateways.php");
exit;
}
}
} else if ($_GET['act'] == "toggle" && $a_gateways[$_GET['id']]) {
$realid = $a_gateways[$_GET['id']]['attribute'];
$disable_gw = !isset($a_gateway_item[$realid]['disabled']);
if ($disable_gw) {
// The user wants to disable the gateway, so check if that is OK.
$ok_to_toggle = can_delete_disable_gateway_item($_GET['id'], $disable_gw);
} else {
// The user wants to enable the gateway. That is always OK.
$ok_to_toggle = true;
}
if ($ok_to_toggle) {
if ($disable_gw) {
$a_gateway_item[$realid]['disabled'] = true;
} else {
unset($a_gateway_item[$realid]['disabled']);
}
if (write_config("Gateways: enable/disable")) {
mark_subsystem_dirty('staticroutes');
}
header("Location: system_gateways.php");
exit;
}
}
$pgtitle = array(gettext("System"), gettext("Gateways"));
$shortcut_section = "gateways";
include("head.inc");
if ($input_errors)
print_input_errors($input_errors);
if ($savemsg)
print_info_box($savemsg, 'success');
if (is_subsystem_dirty('staticroutes'))
print_info_box_np(gettext("The gateway configuration has been changed.") . "<br />" . gettext("You must apply the changes in order for them to take effect."));
$tab_array = array();
$tab_array[0] = array(gettext("Gateways"), true, "system_gateways.php");
$tab_array[1] = array(gettext("Routes"), false, "system_routes.php");
$tab_array[2] = array(gettext("Groups"), false, "system_gateway_groups.php");
display_top_tabs($tab_array);
?>
<table class="table">
<thead>
<tr>
<th></th>
<th><?=gettext("Name")?></th>
<th><?=gettext("Interface")?></th>
<th><?=gettext("Gateway")?></th>
<th><?=gettext("Monitor IP")?></th>
<th><?=gettext("Description")?></th>
<th></th>
</tr>
</thead>
<tbody>
<?php
foreach ($a_gateways as $i => $gateway):
if (isset($gateway['inactive']))
$icon = 'icon-remove-circle';
elseif (isset($gateway['disabled']))
$icon = 'icon-ban-circle';
else
$icon = 'icon-ok-circle';
if (isset($gateway['inactive']))
$title = gettext("This gateway is inactive because interface is missing");
else
$title = '';
?>
<tr<?=($icon != 'icon-ok-circle')? ' class="disabled"' : ''?>>
<td title="<?=$title?>"><i class="icon <?=$icon?>"></i></td>
<td>
<?=$gateway['name']?>
<?php
if (isset($gateway['defaultgw']))
echo " <strong>(default)</strong>";
?>
</td>
<td>
<?=htmlspecialchars(convert_friendly_interface_to_friendly_descr($gateway['friendlyiface']))?>
</td>
<td>
<?=$gateway['gateway']?>
</td>
<td>
<?=htmlspecialchars($gateway['monitor'])?>
</td>
<td>
<?=htmlspecialchars($gateway['descr'])?>
</td>
<td>
<a class="btn btn-xs btn-primary" href="system_gateways_edit.php?id=<?=$i?>">
edit
</a>
<a class="btn btn-xs btn-default" href="system_gateways_edit.php?dup=<?=$i?>">
copy
</a>
<? if (is_numeric($gateway['attribute'])): ?>
<a class="btn btn-xs btn-danger" href="system_gateways.php?act=del&id=<?=$i?>">
delete
</a>
<a class="btn btn-xs btn-default" href="?act=toggle&id=<?=$i?>">
toggle
</a>
<? endif?>
</td>
</tr>
<? endforeach?>
</tbody>
</table>
<nav class="action-buttons">
<a href="system_gateways_edit.php" role="button" class="btn btn-success">
<?=gettext("Add new gateway");?>
</a>
</nav>
<?php
include("foot.inc");
|