<?php
/*
	interfaces_qinq.php
*/
/* ====================================================================
 *	Copyright (c)  2004-2015  Electric Sheep Fencing, LLC. 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.
 *
 *	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
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 *	NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
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 *	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.
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 *	====================================================================
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 */

##|+PRIV
##|*IDENT=page-interfaces-qinq
##|*NAME=Interfaces: QinQ
##|*DESCR=Allow access to the 'Interfaces: QinQ' page.
##|*MATCH=interfaces_qinq.php*
##|-PRIV

require("guiconfig.inc");
require_once("functions.inc");

if (!is_array($config['qinqs']['qinqentry'])) {
	$config['qinqs']['qinqentry'] = array();
}

$a_qinqs = &$config['qinqs']['qinqentry'];

function qinq_inuse($num) {
	global $config, $a_qinqs;

	$iflist = get_configured_interface_list(false, true);
	foreach ($iflist as $if) {
		if ($config['interfaces'][$if]['if'] == $a_qinqs[$num]['qinqif']) {
			return true;
		}
	}

	return false;
}

if ($_GET['act'] == "del") {
	$id = $_GET['id'];

	/* check if still in use */
	if (qinq_inuse($id)) {
		$input_errors[] = gettext("This QinQ cannot be deleted because it is still being used as an interface.");
	} elseif (empty($a_qinqs[$id]['vlanif']) || !does_interface_exist($a_qinqs[$id]['vlanif'])) {
		$input_errors[] = gettext("QinQ interface does not exist");
	} else {
		$qinq =& $a_qinqs[$id];

		$delmembers = explode(" ", $qinq['members']);
		if (count($delmembers) > 0) {
			foreach ($delmembers as $tag) {
				mwexec("/usr/sbin/ngctl shutdown {$qinq['vlanif']}h{$tag}:");
			}
		}
		mwexec("/usr/sbin/ngctl shutdown {$qinq['vlanif']}qinq:");
		mwexec("/usr/sbin/ngctl shutdown {$qinq['vlanif']}:");
		mwexec("/sbin/ifconfig {$qinq['vlanif']} destroy");
		unset($a_qinqs[$id]);

		write_config();

		header("Location: interfaces_qinq.php");
		exit;
	}
}

$pgtitle = array(gettext("Interfaces"), gettext("QinQs"));
$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"), true, "interfaces_qinq.php");
$tab_array[] = array(gettext("PPPs"), false, "interfaces_ppps.php");
$tab_array[] = array(gettext("GREs"), false, "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('QinQ Interfaces')?></h2></div>
	<div class="panel-body">
		<div class="table-responsive">
			<table class="table table-striped table-hover table-condensed">
				<thead>
					<tr>
						<th><?=gettext("Interface"); ?></th>
						<th><?=gettext("Tag");?></th>
						<th><?=gettext("QinQ members"); ?></th>
						<th><?=gettext("Description"); ?></th>
						<th><?=gettext("Actions"); ?></th>
					</tr>
				</thead>
				<tbody>
<?php foreach ($a_qinqs as $i => $qinq):?>
					<tr>
						<td>
							<?=htmlspecialchars($qinq['if'])?>
						</td>
						<td>
							<?=htmlspecialchars($qinq['tag'])?>
						</td>
						<td>
<?php if (strlen($qinq['members']) > 20):?>
							<?=substr(htmlspecialchars($qinq['members']), 0, 20)?>&hellip;
<?php else:?>
							<?=htmlspecialchars($qinq['members'])?>
<?php endif; ?>
						</td>
						<td>
							<?=htmlspecialchars($qinq['descr'])?>&nbsp;
						</td>
						<td>
							<a class="fa fa-pencil"	title="<?=gettext('Edit Q-in-Q interface')?>"	href="interfaces_qinq_edit.php?id=<?=$i?>"></a>
							<a class="fa fa-trash"	title="<?=gettext('Delete Q-in-Q interface')?>"	href="interfaces_qinq.php?act=del&amp;id=<?=$i?>"></a>
						</td>
					</tr>
<?php
endforeach;
?>
				</tbody>
			</table>
		</div>
	</div>
</div>

<nav class="action-buttons">
	<a href="interfaces_qinq_edit.php" class="btn btn-success btn-sm">
		<i class="fa fa-plus icon-embed-btn"></i>
		<?=gettext("Add")?>
	</a>
</nav>

<div class="infoblock">
	<?php print_info_box(sprintf(gettext('Not all drivers/NICs support 802.1Q QinQ tagging properly. <br />On cards that do not explicitly support it, ' .
		'QinQ tagging will still work, but the reduced MTU may cause problems.<br />' .
		'See the %s handbook for information on supported cards.'), $g['product_name']), 'info', false); ?>
</div>

<?php
include("foot.inc");