pfSense

<?php

/*

	status_ovpenvpn.php

    Copyright (C) 2010 Jim Pingle

    Copyright (C) 2008 Shrew Soft Inc.

    AJAX bits borrowed from diag_dump_states.php

    Copyright (C) 2005 Scott Ullrich, Colin Smith

    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.

	THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESS 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

	AUTHOR 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.

*/

/* DISABLE_PHP_LINT_CHECKING */

/*

	pfSense_MODULE:	openvpn

*/

##|+PRIV

##|*IDENT=page-status-openvpn

##|*NAME=Status: OpenVPN page

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

##|*MATCH=status_openvpn.php*

##|-PRIV

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

require("guiconfig.inc");

require_once("vpn.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 "invalid input";

		}

		exit;

	}

}

function kill_client($port, $remipp) {

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

	$errval;

	$errstr;

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

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

	$killed = -1;

	if ($fp) {

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

		while (!feof($fp)) {

			$line = fgets($fp, 1024);

			/* parse header list line */

			if (strpos($line, "INFO:"))

				continue;

			if (strpos($line, "UCCESS")) {

				$killed = 0;

			}

			break;

		}

		fclose($fp);

	}

	return $killed;

}

$servers = array();

if (is_array($config['openvpn']['openvpn-server'])) {

	foreach ($config['openvpn']['openvpn-server'] as & $settings) {

		$prot = $settings['protocol'];

		$port = $settings['local_port'];

		$server = array();

		$server['port'] = $settings['local_port'];

		if ($settings['description'])

			$server['name'] = "{$settings['description']} {$prot}:{$port}";

		else

			$server['name'] = "Server {$prot}:{$port}";

		$server['conns'] = array();

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

		$errval;

		$errstr;

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

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

		if ($fp) {

			/* send our status request */

			fputs($fp, "status 2\n");

			/* recv all response lines */

			while (!feof($fp)) {

				/* read the next line */

				$line = fgets($fp, 1024);

				/* parse header list line */

				if (strstr($line, "HEADER"))

					continue;

				/* parse end of output line */

				if (strstr($line, "END"))

					break;

				/* parse client list line */

				if (strstr($line, "CLIENT_LIST")) {

					$list = explode(",", $line);

					$conn = array();

					$conn['common_name'] = $list[1];

					$conn['remote_host'] = $list[2];

					$conn['virtual_addr'] = $list[3];

					$conn['bytes_recv'] = $list[4];

					$conn['bytes_sent'] = $list[5];

					$conn['connect_time'] = $list[6];

					$server['conns'][] = $conn;

				}

			}

			/* cleanup */

			fclose($fp);

		} else {

			$conn = array();

			$conn['common_name'] = "[error]";

			$conn['remote_host'] = "No Management Daemon";

			$conn['virtual_addr'] = "See Note Below";

			$conn['bytes_recv'] = 0;

			$conn['bytes_sent'] = 0;

			$conn['connect_time'] = 0;

			$server['conns'][] = $conn;

		}

		$servers[] = $server;

	}

}

include("head.inc"); ?>

<body link="#0000CC" vlink="#0000CC" alink="#0000CC" onload="<?=$jsevents["body"]["onload"];?>">

<script src="/javascript/sorttable.js" type="text/javascript"></script>

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

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

<script type="text/javascript">

	function killClient(mport, remipp) {

		var busy = function(icon) {

			icon.onclick      = "";

			icon.src          = icon.src.replace("\.gif", "_d.gif");

			icon.style.cursor = "wait";

		}

		$A(document.getElementsByName("i:" + mport + ":" + remipp)).each(busy);

		new Ajax.Request(

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

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

			{ method: "get", onComplete: killComplete }

		);

	}

	function killComplete(req) {

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

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

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

			return;

		}

		$A(document.getElementsByName("r:" + values[1] + ":" + values[2])).each(

			function(row) { Effect.Fade(row, { duration: 1.0 }); }

		);

	}

</script>

<?php foreach ($servers as $server): ?>

<table style="padding-top:0px; padding-bottom:0px; padding-left:0px; padding-right:0px" width="100%" border="0" cellpadding="0" cellspacing="0">

	<tr>

		<td colspan="6" class="listtopic">

			Client connections for <?=$server['name'];?>

		</td>

	</tr>

	<tr>

		<td>

			<table style="padding-top:0px; padding-bottom:0px; padding-left:0px; padding-right:0px" class="tabcont sortable" width="100%" border="0" cellpadding="0" cellspacing="0">

			<tr>

				<td class="listhdrr">Common Name</td>

				<td class="listhdrr">Real Address</td>

				<td class="listhdrr">Virtual Address</td>

				<td class="listhdrr">Connected Since</td>

				<td class="listhdrr">Bytes Sent</td>

				<td class="listhdrr">Bytes Received</td>

			</tr>

			<?php foreach ($server['conns'] as $conn): ?>

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

				<td class="listlr">

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

				</td>

				<td class="listr">

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

				</td>

				<td class="listr">

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

				</td>

				<td class="listr">

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

				</td>

				<td class="listr">

					<?=$conn['bytes_sent'];?>

				</td>

				<td class="listr">

					<?=$conn['bytes_recv'];?>

				</td>

				<td class='list'>

					<img src='/themes/<?php echo $g['theme']; ?>/images/icons/icon_x.gif' height='17' width='17' border='0'

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

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

					   title='Kill client connection from <?php echo $conn['remote_host']; ?>' alt='' />

				</td>

			</tr>

			<?php endforeach; ?>

			<tr>

				<td colspan="6" class="list" height="12"></td>

			</tr>

		</table>

		</td>

	</tr>

</table>

<?php endforeach; ?>

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