pfSense

#!/usr/local/bin/php

<?php

/* $Id$ */

/*

	interfaces_opt.php

	part of m0n0wall (http://m0n0.ch/wall)

	Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.

	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.

*/

require("guiconfig.inc");

unset($index);

if ($_GET['index'])

	$index = $_GET['index'];

else if ($_POST['index'])

	$index = $_POST['index'];

if (!$index)

	exit;

$optcfg = &$config['interfaces']['opt' . $index];

$pconfig['descr'] = $optcfg['descr'];

$pconfig['bridge'] = $optcfg['bridge'];

$pconfig['bandwidth'] = $optcfg['bandwidth'];

$pconfig['bandwidthtype'] = $optcfg['bandwidthtype'];

$pconfig['enable'] = isset($optcfg['enable']);

$pconfig['blockpriv'] = isset($optcfg['blockpriv']);

$pconfig['blockbogons'] = isset($optcfg['blockbogons']);

$pconfig['spoofmac'] = $optcfg['spoofmac'];

$pconfig['mtu'] = $optcfg['mtu'];

/* Wireless interface? */

if (isset($optcfg['wireless'])) {

	require("interfaces_wlan.inc");

	wireless_config_init();

}

if ($optcfg['ipaddr'] == "dhcp") {

	$pconfig['type'] = "DHCP";

} else {

	$pconfig['type'] = "Static";

	$pconfig['ipaddr'] = $optcfg['ipaddr'];

	$pconfig['subnet'] = $optcfg['subnet'];

	$pconfig['gateway'] = $optcfg['gateway'];

	$pconfig['pointtopoint'] = $optcfg['pointtopoint'];

}

if ($_POST) {

	unset($input_errors);

	$pconfig = $_POST;

	/* input validation */

	if ($_POST['enable']) {

		/* description unique? */

		for ($i = 1; isset($config['interfaces']['opt' . $i]); $i++) {

			if ($i != $index) {

				if ($config['interfaces']['opt' . $i]['descr'] == $_POST['descr']) {

					$input_errors[] = "An interface with the specified description already exists.";

				}

			}

		}

		if ($_POST['bridge']) {

			/* double bridging? */

			for ($i = 1; isset($config['interfaces']['opt' . $i]); $i++) {

				if ($i != $index) {

					if ($config['interfaces']['opt' . $i]['bridge'] == $_POST['bridge']) {

						$input_errors[] = "Optional interface {$i} " .

							"({$config['interfaces']['opt' . $i]['descr']}) is already bridged to " .

							"the specified interface.";

					} else if ($config['interfaces']['opt' . $i]['bridge'] == "opt{$index}") {

						$input_errors[] = "Optional interface {$i} " .

							"({$config['interfaces']['opt' . $i]['descr']}) is already bridged to " .

							"this interface.";

					}

				}

			}

			if ($config['interfaces'][$_POST['bridge']]['bridge']) {

				$input_errors[] = "The specified interface is already bridged to " .

					"another interface.";

			}

			/* captive portal on? */

			if (isset($config['captiveportal']['enable'])) {

				$input_errors[] = "Interfaces cannot be bridged while the captive portal is enabled.";

			}

		} else {

			$reqdfields = explode(" ", "descr ipaddr subnet");

			$reqdfieldsn = explode(",", "Description,IP address,Subnet bit count");

			do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors);

			if (($_POST['ipaddr'] && !is_ipaddr($_POST['ipaddr']))) {

				$input_errors[] = "A valid IP address must be specified.";

			}

			if (($_POST['subnet'] && !is_numeric($_POST['subnet']))) {

				$input_errors[] = "A valid subnet bit count must be specified.";

			}

		}

	}

	/* Wireless interface? */

	if (isset($optcfg['wireless'])) {

		$wi_input_errors = wireless_config_post();

		if ($wi_input_errors) {

			$input_errors = array_merge($input_errors, $wi_input_errors);

		}

	}

	if (!$input_errors) {

		$optcfg['descr'] = $_POST['descr'];

		$optcfg['bridge'] = $_POST['bridge'];

		$optcfg['enable'] = $_POST['enable'] ? true : false;

		if($_POST['bandwidth'] <> "" and $_POST['bandwidthtype'] <> "") {

			$optcfg['bandwidth'] = $_POST['bandwidth'];

			$optcfg['bandwidthtype'] = $_POST['bandwidthtype'];

		} else {

			unset($optcfg['bandwidth']);

			unset($optcfg['bandwidthtype']);

		}

		if ($_POST['type'] == "Static") {

			$optcfg['ipaddr'] = $_POST['ipaddr'];

			$optcfg['subnet'] = $_POST['subnet'];

			$optcfg['gateway'] = $_POST['gateway'];

			if (isset($optcfg['ispointtopoint']))

				$optcfg['pointtopoint'] = $_POST['pointtopoint'];

		} else if ($_POST['type'] == "DHCP") {

			$optcfg['ipaddr'] = "dhcp";

			$optcfg['dhcphostname'] = $_POST['dhcphostname'];

		}

		$optcfg['blockpriv'] = $_POST['blockpriv'] ? true : false;

		$optcfg['blockbogons'] = $_POST['blockbogons'] ? true : false;

		$optcfg['spoofmac'] = $_POST['spoofmac'];

		$optcfg['mtu'] = $_POST['mtu'];

		write_config();

		$retval = 0;

		if (!file_exists($d_sysrebootreqd_path)) {

			config_lock();

			$retval = interfaces_optional_configure();

			/* is this the captive portal interface? */

			if (isset($config['captiveportal']['enable']) &&

				($config['captiveportal']['interface'] == ('opt' . $index))) {

				captiveportal_configure();

			}

			config_unlock();

		}

		/* setup carp interfaces */

		interfaces_carp_configure();

		/* bring up carp interfaces */

		interfaces_carp_bringup();

		$savemsg = get_std_save_message($retval);

	}

}

$pgtitle = "Interfaces: Optional {$index} (" . htmlspecialchars($optcfg['descr']) . ")";

include("head.inc");

?>

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

</script>

<script language="JavaScript">

<!--

function enable_change(enable_over) {

	var endis;

	endis = !((document.iform.bridge.selectedIndex == 0) || enable_over);

	document.iform.ipaddr.disabled = endis;

	document.iform.subnet.disabled = endis;

}

function ipaddr_change() {

	document.iform.subnet.selectedIndex = gen_bits_opt(document.iform.ipaddr.value);

}

function type_change(enable_change,enable_change_pptp) {

	switch (document.iform.type.selectedIndex) {

		case 0:

			document.iform.ipaddr.disabled = 0;

			document.iform.subnet.disabled = 0;

			document.iform.gateway.disabled = 0;

			break;

		case 1:

			document.iform.ipaddr.disabled = 1;

			document.iform.subnet.disabled = 1;

			document.iform.gateway.disabled = 1;

			break;

	}

}

//-->

</script>

<body link="#0000CC" vlink="#0000CC" alink="#0000CC">

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

<p class="pgtitle"><?=$pgtitle?></p>

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

<?php if ($savemsg) print_info_box($savemsg); ?>

<?php if ($optcfg['if']): ?>

            <form action="interfaces_opt.php" method="post" name="iform" id="iform">

              <table width="100%" border="0" cellpadding="6" cellspacing="0">

                <tr>

                  <td width="22%" valign="top" class="vtable">&nbsp;</td>

                  <td width="78%" class="vtable">

			<input name="enable" type="checkbox" value="yes" <?php if ($pconfig['enable']) echo "checked"; ?> onClick="enable_change(false)">

                    <strong>Enable Optional <?=$index;?> interface</strong></td>

		</tr>

                <tr>

                  <td width="22%" valign="top" class="vncell">Description</td>

                  <td width="78%" class="vtable">

                    <input name="descr" type="text" class="formfld" id="descr" size="30" value="<?=htmlspecialchars($pconfig['descr']);?>">

					<br> <span class="vexpl">Enter a description (name) for the interface here.</span>

		  </td>

		</tr>

                <tr>

                  <td colspan="2" valign="top" height="16"></td>

                </tr>

                <tr>

                  <td colspan="2" valign="top" class="listtopic">General configuration</td>

                </tr>

                <tr>

                  <td valign="middle" class="vncell"><strong>Type</strong></td>

                  <td class="vtable"> <select name="type" class="formfld" id="type" onchange="type_change()">

                      <?php $opts = split(" ", "Static DHCP");

				foreach ($opts as $opt): ?>

                      <option <?php if ($opt == $pconfig['type']) echo "selected";?>>

                      <?=htmlspecialchars($opt);?>

                      </option>

                      <?php endforeach; ?>

                    </select></td>

                </tr>

                <tr>

                  <td valign="top" class="vncell">MAC address</td>

                  <td class="vtable"> <input name="spoofmac" type="text" class="formfld" id="spoofmac" size="30" value="<?=htmlspecialchars($pconfig['spoofmac']);?>">

		    <?php

			$ip = getenv('REMOTE_ADDR');

			$mac = `/usr/sbin/arp -an | grep {$ip} | cut -d" " -f4`;

			$mac = str_replace("\n","",$mac);

		    ?>

		    <a OnClick="document.forms[0].spoofmac.value='<?=$mac?>';" href="#">Copy my MAC address</a>   

		    <br>

                    This field can be used to modify ("spoof") the MAC

                    address of the WAN interface<br>

                    (may be required with some cable connections)<br>

                    Enter a MAC address in the following format: xx:xx:xx:xx:xx:xx

                    or leave blank</td>

                </tr>

                <tr>

                  <td valign="top" class="vncell">MTU</td>

                  <td class="vtable"> <input name="mtu" type="text" class="formfld" id="mtu" size="8" value="<?=htmlspecialchars($pconfig['mtu']);?>">

                    <br>

                    If you enter a value in this field, then MSS clamping for

                    TCP connections to the value entered above minus 40 (TCP/IP

                    header size) will be in effect. If you leave this field blank,

                    an MTU of 1492 bytes for PPPoE and 1500 bytes for all other

                    connection types will be assumed.</td>

                </tr>

                <tr>

                  <td colspan="2" valign="top" height="16"></td>

				</tr>

				<tr>

                  <td colspan="2" valign="top" class="listtopic">IP configuration</td>

				</tr>

				<tr>

                  <td width="22%" valign="top" class="vncellreq">Bridge with</td>

                  <td width="78%" class="vtable">

			<select name="bridge" class="formfld" id="bridge" onChange="enable_change(false)">

				  	<option <?php if (!$pconfig['bridge']) echo "selected";?> value="">none</option>

                      <?php $opts = array('lan' => "LAN", 'wan' => "WAN");

					  	for ($i = 1; isset($config['interfaces']['opt' . $i]); $i++) {

							if ($i != $index)

								$opts['opt' . $i] = "Optional " . $i . " (" .

									$config['interfaces']['opt' . $i]['descr'] . ")";

						}

					foreach ($opts as $opt => $optname): ?>

                      <option <?php if ($opt == $pconfig['bridge']) echo "selected";?> value="<?=htmlspecialchars($opt);?>">

                      <?=htmlspecialchars($optname);?>

                      </option>

                      <?php endforeach; ?>

                    </select> </td>

				</tr>

                <tr>

                  <td width="22%" valign="top" class="vncellreq">IP address</td>

                  <td width="78%" class="vtable">

                    <input name="ipaddr" type="text" class="formfld" id="ipaddr" size="20" value="<?=htmlspecialchars($pconfig['ipaddr']);?>" onchange="ipaddr_change()">

                    /

                	<select name="subnet" class="formfld" id="subnet">

					<?php

					for ($i = 32; $i > 0; $i--) {

						if($i <> 31) {

							echo "<option value=\"{$i}\" ";

							if ($i == $pconfig['subnet']) echo "selected";

							echo ">" . $i . "</option>";

						}

					}

					?>                    </select>

				 </td>

				</tr>

				<?php /* Wireless interface? */

				if (isset($optcfg['wireless']))

					wireless_config_print();

				?>

		<tr>

                  <td width="22%" valign="top" class="vncell">Gateway</td>

                  <td width="78%" class="vtable">

			<input name="gateway" value="<?php echo $pconfig['gateway']; ?>">

			<br>

			If you have multiple WAN connections, enter the next hop gateway (router) here.  Otherwise, leave this option blank.

		  </td>

		</tr>

                <tr>

                  <td colspan="2" valign="top" height="16"></td>

                </tr>

                <tr>

                  <td colspan="2" valign="top" class="vnsepcell">Bandwidth Management (Traffic Shaping)</td>

                </tr>

                <tr>

                  <td valign="top" class="vncell">Interface Bandwidth Speed</td>

                  <td class="vtable"> <input name="bandwidth" type="text" class="formfld" id="bandwidth" size="30" value="<?=htmlspecialchars($pconfig['bandwidth']);?>">

			<select name="bandwidthtype">

				<option value="<?=htmlspecialchars($pconfig['bandwidthtype']);?>"><?=htmlspecialchars($pconfig['bandwidthtype']);?></option>

				<option value="b">bit/s</option>

				<option value="Kb">Kilobit/s</option>

				<option value="Mb">Megabit/s</option>

				<option value="Gb">Gigabit/s</option>

				<option value=""></option>

			</select>

			<br> The bandwidth setting will define the speed of the interface for traffic shaping.

		  </td>

                </tr>                <tr>

                  <td width="22%" valign="top">&nbsp;</td>

                  <td width="78%">

                    <input name="index" type="hidden" value="<?=$index;?>">

				  <input name="Submit" type="submit" class="formbtn" value="Save" onclick="enable_change(true)">

                  </td>

                </tr>

                <tr>

                  <td width="22%" valign="top">&nbsp;</td>

                  <td width="78%"><span class="vexpl"><span class="red"><strong>Note:<br>

                    </strong></span>be sure to add firewall rules to permit traffic

                    through the interface. Firewall rules for an interface in

                    bridged mode have no effect on packets to hosts other than

                    the firewall itself, unless "Enable filtering bridge"

                    is checked on the <a href="system_advanced.php">System:

                    Advanced functions</a> page.</span></td>

                </tr>

              </table>

</form>

<script language="JavaScript">

<!--

enable_change(false);

//-->

</script>

<?php else: ?>

<p><strong>Optional <?=$index;?> has been disabled because there is no OPT<?=$index;?> interface.</strong></p>

<?php endif; ?>

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

</body>

</html>