pfSense

<?php

/*

	status_openvpn.php

*/

/* ====================================================================

 *	Copyright (c)  2004-2015  Electric Sheep Fencing, LLC. All rights reserved.

 *	Copyright (c)  2008 Shrew Soft Inc.

 *

 *	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:	openvpn

*/

##|+PRIV

##|*IDENT=page-status-openvpn

##|*NAME=Status: OpenVPN

##|*DESCR=Allow access to the 'Status: OpenVPN' page.

##|*MATCH=status_openvpn.php*

##|-PRIV

$pgtitle = array(gettext("Status"), gettext("OpenVPN"));

$shortcut_section = "openvpn";

require("guiconfig.inc");

require_once("openvpn.inc");

require_once("shortcuts.inc");

require_once("service-utils.inc");

/* Handle AJAX */

if($_GET['action']) {

	if($_GET['action'] == "kill") {

		$port  = $_GET['port'];

		$remipp  = $_GET['remipp'];

		if (!empty($port) and !empty($remipp)) {

			$retval = kill_client($port, $remipp);

			echo htmlentities("|{$port}|{$remipp}|{$retval}|");

		} else {

			echo gettext("invalid input");

		}

		exit;

	}

}

function kill_client($port, $remipp) {

	global $g;

	//$tcpsrv = "tcp://127.0.0.1:{$port}";

	$tcpsrv = "unix://{$g['varetc_path']}/openvpn/{$port}.sock";

	$errval = null;

	$errstr = null;

	/* open a tcp connection to the management port of each server */

	$fp = @stream_socket_client($tcpsrv, $errval, $errstr, 1);

	$killed = -1;

	if ($fp) {

		stream_set_timeout($fp, 1);

		fputs($fp, "kill {$remipp}\n");

		while (!feof($fp)) {

			$line = fgets($fp, 1024);

			$info = stream_get_meta_data($fp);

			if ($info['timed_out']) {

				break;

			}

			/* parse header list line */

			if (strpos($line, "INFO:") !== false) {

				continue;

			}

			if (strpos($line, "SUCCESS") !== false) {

				$killed = 0;

			}

			break;

		}

		fclose($fp);

	}

	return $killed;

}

$servers = openvpn_get_active_servers();

$sk_servers = openvpn_get_active_servers("p2p");

$clients = openvpn_get_active_clients();

include("head.inc"); ?>

<body>

<form action="status_openvpn.php" method="get" name="iform">

<script type="text/javascript">

//<![CDATA[

	function killClient(mport, remipp) {

		var busy = function(index,icon) {

			jQuery(icon).bind("onclick","");

			jQuery(icon).attr('src',jQuery(icon).attr('src').replace("\.gif", "_d.gif"));

			jQuery(icon).css("cursor","wait");

		}

		jQuery('img[name="i:' + mport + ":" + remipp + '"]').each(busy);

		jQuery.ajax(

			"<?=$_SERVER['SCRIPT_NAME'];?>" +

				"?action=kill&port=" + mport + "&remipp=" + remipp,

			{ type: "get", complete: killComplete }

		);

	}

	function killComplete(req) {

		var values = req.responseText.split("|");

		if(values[3] != "0") {

			alert('<?=gettext("An error occurred.");?>' + ' (' + values[3] + ')');

			return;

		}

		jQuery('tr[name="r:' + values[1] + ":" + values[2] + '"]').each(

			function(index,row) { jQuery(row).fadeOut(1000); }

		);

	}

//]]>

</script>

<?php

	$i = 0;

	foreach ($servers as $server):

?>

<div class="panel panel-default">

		<div class="panel-heading"><h2 class="panel-title"><?=htmlspecialchars($server['name']);?> <?=gettext('Client connections')?></h2></div>

		<div class="panel-body table-responsive">

			<table class="table table-striped table-hover table-condensed sortable-theme-bootstrap" data-sortable>

				<thead>

					<tr>

						<th><?=gettext("Common Name")?></th>

						<th><?=gettext("Real Address")?></th>

						<th><?=gettext("Virtual Address"); ?></th>

						<th><?=gettext("Connected Since"); ?></th>

						<th><?=gettext("Bytes Sent")?></th>

						<th><?=gettext("Bytes Received")?></th>

					</tr>

				</thead>

				<tbody>

					<?php

							foreach ($server['conns'] as $conn):

					?>

					<tr id="<?php echo "r:{$server['mgmt']}:{$conn['remote_host']}"; ?>">

						<td><?=$conn['common_name'];?></td>

						<td><?=$conn['remote_host'];?></td>

						<td><?=$conn['virtual_addr'];?></td>

						<td><?=$conn['connect_time'];?></td>

						<td><?=format_bytes($conn['bytes_sent']);?></td>

						<td><?=format_bytes($conn['bytes_recv']);?></td>

						<td>

							<a

							   onclick="killClient('<?php echo $server['mgmt']; ?>', '<?php echo $conn['remote_host']; ?>');" style="cursor:pointer;"

							   id="<?php echo "i:{$server['mgmt']}:{$conn['remote_host']}"; ?>"

							   title="<?php echo gettext("Kill client connection from") . " " . $conn['remote_host']; ?>">

							<i class="fa fa-times"></i>

							</a>

						</td>

					</tr>

					<?php

							endforeach;

					?>

				</tbody>

				<tfoot>

					<tr>

						<td>

							<table>

								<tr>

									<td>

										<?php $ssvc = find_service_by_openvpn_vpnid($server['vpnid']); ?>

										<?= get_service_status_icon($ssvc, true, true); ?>

										<?= get_service_control_GET_links($ssvc, true); ?>

									</td>

								</tr>

							</table>

						</td>

					</tr>

				</tfoot>

			</table>

		</div>

</div>

<?php

		if (is_array($server['routes']) && count($server['routes'])):

?>

<div id="shroutebut-<?= $i ?>">

	<input type="button" onClick="show_routes('tabroute-<?= $i ?>','shroutebut-<?= $i ?>')" value="<?php echo gettext("Show Routing Table"); ?>" /> - <?= gettext("Display OpenVPN's internal routing table for this server.") ?>

		<br /><br />

</div>

<div class="panel panel-default">

		<div class="panel-heading"><h2 class="panel-title"><?=htmlspecialchars($server['name']);?> <?=gettext("Routing Table"); ?></h2></div>

		<div class="panel-body table-responsive">

			<table class="table table-striped table-hover table-condensed sortable-theme-bootstrap" data-sortable>

				<thead>

					<tr>

						<th><?=gettext("Common Name"); ?></th>

						<th><?=gettext("Real Address"); ?></th>

						<th><?=gettext("Target Network"); ?></th>

						<th><?=gettext("Last Used"); ?></th>

					</tr>

				</thead>

				<tbody>

<?php

			foreach ($server['routes'] as $conn):

?>

					<tr id="<?php echo "r:{$server['mgmt']}:{$conn['remote_host']}"; ?>">

						<td><?=$conn['common_name'];?></td>

						<td><?=$conn['remote_host'];?></td>

						<td><?=$conn['virtual_addr'];?></td>

						<td><?=$conn['last_time'];?></td>

					</tr>

<?php

			endforeach;

?>

				</tbody>

				<tfoot>

					<tr>

						<td><?= gettext("An IP address followed by C indicates a host currently connected through the VPN.") ?></td>

					</tr>

				</tfoot>

			</table>

		</div>

</div>

<?php

		endif;

?>

<br />

<?php

		$i++;

	endforeach;

?>

<br />

<?php

	if (!empty($sk_servers)) {

?>

<div class="panel panel-default">

	<div class="panel-heading"><h2 class="panel-title"><?=gettext("Peer to Peer Server Instance Statistics"); ?></h2></div>

		<div class="panel-body table-responsive">

			<table class="table table-striped table-hover table-condensed sortable-theme-bootstrap" data-sortable>

				<thead>

					<tr>

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

						<th><?=gettext("Connected Since"); ?></th>

						<th><?=gettext("Virtual Addr"); ?></th>

						<th><?=gettext("Remote Host"); ?></th>

						<th><?=gettext("Bytes Sent"); ?></th>

						<th><?=gettext("Bytes Rcvd"); ?></th>

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

					</tr>

				</thead>

				<tbody>

<?php

		foreach ($sk_servers as $sk_server):

?>

					<tr id="<?php echo "r:{$sk_server['port']}:{$sk_server['vpnid']}"; ?>">

						<td><?=htmlspecialchars($sk_server['name']);?></td>

						<td><?=$sk_server['status'];?></td>

						<td><?=$sk_server['connect_time'];?></td>

						<td><?=$sk_server['virtual_addr'];?></td>

						<td><?=$sk_server['remote_host'];?></td>

						<td><?=format_bytes($sk_server['bytes_sent']);?></td>

						<td><?=format_bytes($sk_server['bytes_recv']);?></td>

						<td>

							<table>

								<tr>

									<td>

										<?php $ssvc = find_service_by_openvpn_vpnid($sk_server['vpnid']); ?>

										<?= get_service_status_icon($ssvc, false, true); ?>

										<?= get_service_control_GET_links($ssvc, true); ?>

									</td>

								</tr>

							</table>

						</td>

					</tr>

<?php

		endforeach;

?>

				</tbody>

			</table>

		</div>

</div>

<?php

	}

?>

<br />

<?php

	if (!empty($clients)) {

?>

<div class="panel panel-default">

	<div class="panel-heading"><h2 class="panel-title"><?=gettext("Client Instance Statistics"); ?></h2></div>

		<div class="panel-body table-responsive">

			<table class="table table-striped table-hover table-condensed sortable-theme-bootstrap" data-sortable>

				<thead>

					<tr>

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

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

						<th><?=gettext("Connected Since"); ?></th>

						<th><?=gettext("Virtual Addr"); ?></th>

						<th><?=gettext("Remote Host"); ?></th>

						<th><?=gettext("Bytes Sent"); ?></th>

						<th><?=gettext("Bytes Rcvd"); ?></th>

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

					</tr>

				</thead>

				<tbody>

<?php

		foreach ($clients as $client):

?>

					<tr id="<?php echo "r:{$client['port']}:{$client['vpnid']}"; ?>">

						<td><?=htmlspecialchars($client['name']);?></td>

						<td><?=$client['status'];?></td>

						<td><?=$client['connect_time'];?></td>

						<td><?=$client['virtual_addr'];?></td>

						<td><?=$client['remote_host'];?></td>

						<td><?=format_bytes($client['bytes_sent']);?></td>

						<td><?=format_bytes($client['bytes_recv']);?></td>

						<td>

							<table>

								<tr>

									<td>

										<?php $ssvc = find_service_by_openvpn_vpnid($client['vpnid']); ?>

										<?= get_service_status_icon($ssvc, false, true); ?>

										<?= get_service_control_GET_links($ssvc, true); ?>

									</td>

								</tr>

							</table>

						</td>

					</tr>

<?php

		endforeach;

?>

				</tbody>

			</table>

		</div>

</div>

<?php

}

if ($DisplayNote) {

 	print_info_box(gettext("If you have custom options that override the management features of OpenVPN on a client or server, they will cause that OpenVPN instance to not work correctly with this status page."));

}

if ((empty($clients)) && (empty($servers)) && (empty($sk_servers))) {

	print_info_box(gettext("No OpenVPN instances defined"));

}

?>

</form>

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

<script type="text/javascript">

//<![CDATA[

function show_routes(id, buttonid) {

	document.getElementById(buttonid).innerHTML='';

	aodiv = document.getElementById(id);

	aodiv.style.display = "block";

}

//]]>

</script>

</body>

</html>