pfSense

<?php

/*

 * interfaces_gre.php

 *

 * part of pfSense (https://www.pfsense.org)

 * Copyright (c) 2004-2013 BSD Perimeter

 * Copyright (c) 2013-2016 Electric Sheep Fencing

 * Copyright (c) 2014-2024 Rubicon Communications, LLC (Netgate)

 * All rights reserved.

 *

 * Licensed under the Apache License, Version 2.0 (the "License");

 * you may not use this file except in compliance with the License.

 * You may obtain a copy of the License at

 *

 * http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

##|+PRIV

##|*IDENT=page-interfaces-gre

##|*NAME=Interfaces: GRE

##|*DESCR=Allow access to the 'Interfaces: GRE' page.

##|*MATCH=interfaces_gre.php*

##|-PRIV

require_once("guiconfig.inc");

require_once("functions.inc");

function gre_inuse($num) {

	$a_gres = config_get_path('gres/gre', []);

	$iflist = get_configured_interface_list(true);

	$if_config = config_get_path('interfaces', []);

	foreach ($iflist as $if) {

		if ($if_config[$if]['if'] == $a_gres[$num]['greif']) {

			return true;

		}

	}

	return false;

}

if ($_POST['act'] == "del") {

	if (!isset($_POST['id'])) {

		$input_errors[] = gettext("Wrong parameters supplied");

	} else if (empty(config_get_path("gres/gre/{$_POST['id']}"))) {

		$input_errors[] = gettext("Wrong index supplied");

	/* check if still in use */

	} else if (gre_inuse($_POST['id'])) {

		$input_errors[] = gettext("This GRE tunnel cannot be deleted because it is still being used as an interface.");

	} else {

		pfSense_interface_destroy(config_get_path("gres/gre/{$_POST['id']}/greif"));

		config_del_path("gres/gre/{$_POST['id']}");

		write_config("GRE interface deleted");

		header("Location: interfaces_gre.php");

		exit;

	}

}

$pgtitle = array(gettext("Interfaces"), gettext("GREs"));

$shortcut_section = "interfaces";

include("head.inc");

if ($input_errors) {

	print_input_errors($input_errors);

}

$tab_array = array();

$tab_array[] = array(gettext("Interface Assignments"), false, "interfaces_assign.php");

$tab_array[] = array(gettext("Interface Groups"), false, "interfaces_groups.php");

$tab_array[] = array(gettext("Wireless"), false, "interfaces_wireless.php");

$tab_array[] = array(gettext("VLANs"), false, "interfaces_vlan.php");

$tab_array[] = array(gettext("QinQs"), false, "interfaces_qinq.php");

$tab_array[] = array(gettext("PPPs"), false, "interfaces_ppps.php");

$tab_array[] = array(gettext("GREs"), true, "interfaces_gre.php");

$tab_array[] = array(gettext("GIFs"), false, "interfaces_gif.php");

$tab_array[] = array(gettext("Bridges"), false, "interfaces_bridge.php");

$tab_array[] = array(gettext("LAGGs"), false, "interfaces_lagg.php");

display_top_tabs($tab_array);

?>

<div class="panel panel-default">

	<div class="panel-heading"><h2 class="panel-title"><?=gettext('GRE Interfaces')?></h2></div>

	<div class="panel-body">

		<div class="table-responsive">

			<table class="table table-striped table-hover table-condensed table-rowdblclickedit">

				<thead>

					<tr>

						<th><?=gettext("Interface"); ?></th>

						<th><?=gettext("Tunnel to &hellip;"); ?></th>

						<th><?=gettext("Description"); ?></th>

						<th><?=gettext("Actions"); ?></th>

					</tr>

				</thead>

				<tbody>

<?php foreach (config_get_path('gres/gre', []) as $i => $gre):

	if (substr($gre['if'], 0, 4) == "_vip") {

		$if = convert_real_interface_to_friendly_descr(get_real_interface($gre['if']));

	} else {

		$if = $gre['if'];

	}

?>

					<tr>

						<td>

							<?=htmlspecialchars(convert_friendly_interface_to_friendly_descr($if))?>

						</td>

						<td>

							<?=htmlspecialchars($gre['remote-addr'])?>

						</td>

						<td>

							<?=htmlspecialchars($gre['descr'])?>

						</td>

						<td>

							<a class="fa-solid fa-pencil"	title="<?=gettext('Edit GRE interface')?>"	href="interfaces_gre_edit.php?id=<?=$i?>"></a>

							<a class="fa-solid fa-trash-can"	title="<?=gettext('Delete GRE interface')?>"	href="interfaces_gre.php?act=del&amp;id=<?=$i?>" usepost></a>

						</td>

					</tr>

<?php endforeach; ?>

				</tbody>

			</table>

		</div>

	</div>

</div>

<nav class="action-buttons">

	<a href="interfaces_gre_edit.php" class="btn btn-success btn-sm">

		<i class="fa-solid fa-plus icon-embed-btn"></i>

		<?=gettext("Add")?>

	</a>

</nav>

<?php

include("foot.inc");