pfSense

<?php

/*

	easyrule.php

	Copyright (C) 2009 Jim Pingle (jpingle@gmail.com)

	Sponsored By Anathematic @ pfSense Forums

	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.

*/

	pfSense_MODULE:	filter

*/

$pgtitle = "Status : EasyRule";

require_once("guiconfig.inc");

require_once("easyrule.inc");

$retval = 0;

$message = "";

if ($_GET && isset($_GET['action'])) {

	switch ($_GET['action']) {

		case 'block':

			/* Check that we have a valid host */

			if (isset($_GET['src']) && isset($_GET['int'])) {

				if (!is_ipaddr($_GET['src'])) {

					$message .= "Tried to block invalid IP: " . htmlspecialchars($_GET['src']) . "<br/>";

					break;

				}

				$_GET['int'] = easyrule_find_rule_interface($_GET['int']);

				if ($_GET['int'] === false) {

					$message .= "Invalid interface for block rule: " . htmlspecialchars($_GET['int']) . "<br/>";

					break;

				}

				if (easyrule_block_host_add($_GET['src'], $_GET['int'])) {

					/* shouldn't get here, the function will redirect */

					$message .= "Host added successfully" . "<br/>";

				} else {

					$message .= "Failed to create block rule, alias, or add host." . "<br/>";

				}

			} else {

				$message .= "Tried to block but had no host IP or interface<br/>";

			}

			break;

		case 'pass':

			/* Check for valid int, srchost, dsthost, dstport, and proto */

			if (isset($_GET['int']) && isset($_GET['proto']) && isset($_GET['src']) && isset($_GET['dst'])) {

				$_GET['int'] = easyrule_find_rule_interface($_GET['int']);

				if ($_GET['int'] === false) {

					$message .= "Invalid interface for pass rule: " . htmlspecialchars($_GET['int']) . "<br/>";

					break;

				}

				if (getprotobyname($_GET['proto']) == -1) {

					$message .= "Invalid protocol for pass rule: " . htmlspecialchars($_GET['proto']) . "<br/>";

					break;

				}

				if (!is_ipaddr($_GET['src'])) {

					$message .= "Tried to pass invalid source IP: " . htmlspecialchars($_GET['src']) . "<br/>";

					break;

				}

				if (!is_ipaddr($_GET['dst'])) {

					$message .= "Tried to pass invalid destination IP: " . htmlspecialchars($_GET['dst']) . "<br/>";

					break;

				}

				if (($_GET['proto'] != 'icmp') && !isset($_GET['dstport'])) {

					$message .= "Missing destination port: " . htmlspecialchars($_GET['dstport']) . "<br/>";

					break;

				}

				if ($_GET['proto'] == 'icmp') {

					$_GET['dstport'] = 0;

				}

				if (!is_numeric($_GET['dstport']) || ($_GET['dstport'] < 0) || ($_GET['dstport'] > 65536)) {

					$message .= "Tried to pass invalid destination port: " . htmlspecialchars($_GET['dstport']) . "<br/>";

					break;

				}

				/* Should have valid input... */

				if (easyrule_pass_rule_add($_GET['int'], $_GET['proto'], $_GET['src'], $_GET['dst'], $_GET['dstport'])) {

					/* Shouldn't get here, the function should redirect. */

					$message .= "Successfully added pass rule!" . "<br/>";

				} else {

					$message .= "Failed to add pass rule." . "<br/>";

				}

			} else {

				$message = "Missing parameters for pass rule";

				break;

			}

			break;

	}

}

if(stristr($retval, "error") == true)

    $message = $retval;

include("head.inc"); ?>

<body link="#000000" vlink="#000000" alink="#000000">

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

<table width="100%" border="0" cellpadding="0" cellspacing="0">

	<tr>

		<td>

<?php if ($input_errors) print_input_errors($input_errors); ?>

<?php if ($message) { ?>

<br/>

Message: <?php echo $message; ?>

<br/>

<? } else { ?>

This is the Easy Rule status page, mainly used to display errors when adding rules. 

If you are seeing this, there apparently was not an error, and you navigated to the

page directly without telling it what to do.<br/><br/>

<br />      

<? } ?>

</td></tr></table>

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