Initial revision

1 files changed, 276 insertions, 0 deletions

diff --git a/usr/local/www/interfaces_opt.php b/usr/local/www/interfaces_opt.php
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+++ b/usr/local/www/interfaces_opt.php
@@ -0,0 +1,276 @@
+#!/usr/local/bin/php
+<?php 
+/*
+	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['ipaddr'] = $optcfg['ipaddr'];
+$pconfig['subnet'] = $optcfg['subnet'];
+$pconfig['enable'] = isset($optcfg['enable']);
+
+/* Wireless interface? */
+if (isset($optcfg['wireless'])) {
+	require("interfaces_wlan.inc");
+	wireless_config_init();
+}
+
+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['ipaddr'] = $_POST['ipaddr'];
+		$optcfg['subnet'] = $_POST['subnet'];
+		$optcfg['bridge'] = $_POST['bridge'];
+		$optcfg['enable'] = $_POST['enable'] ? true : false;
+			
+		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();
+		}
+		$savemsg = get_std_save_message($retval);
+	}
+}
+?>
+<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
+<html>
+<head>
+<title><?=gentitle("Interfaces: Optional $index (" . htmlspecialchars($optcfg['descr']) . ")");?></title>
+<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
+<link href="gui.css" rel="stylesheet" type="text/css">
+<script language="JavaScript">
+<!--
+function enable_change(enable_over) {
+	if ((document.iform.bridge.selectedIndex == 0) || enable_over) {
+		document.iform.ipaddr.disabled = 0;
+		document.iform.subnet.disabled = 0;
+	} else {
+		document.iform.ipaddr.disabled = 1;
+		document.iform.subnet.disabled = 1;
+	}
+}
+function gen_bits(ipaddr) {
+    if (ipaddr.search(/^\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3}$/) != -1) {
+        var adr = ipaddr.split(/\./);
+        if (adr[0] > 255 || adr[1] > 255 || adr[2] > 255 || adr[3] > 255)
+            return 0;
+        if (adr[0] == 0 && adr[1] == 0 && adr[2] == 0 && adr[3] == 0)
+            return 0;
+		
+		if (adr[0] <= 127)
+			return 23;
+		else if (adr[0] <= 191)
+			return 15;
+		else
+			return 7;
+    }
+    else
+        return 0;
+}
+function ipaddr_change() {
+	document.iform.subnet.selectedIndex = gen_bits(document.iform.ipaddr.value);
+}
+//-->
+</script>
+</head>
+
+<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
+<?php include("fbegin.inc"); ?>
+<p class="pgtitle">Interfaces: Optional <?=$index;?> (<?=htmlspecialchars($optcfg['descr']);?>)</p>
+<?php if ($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($pconfig['descr']);?>">
+					<br> <span class="vexpl">Enter a description (name) for the interface here.</span>
+				 </td>
+				</tr>
+                <tr> 
+                  <td colspan="2" valign="top" height="16"></td>
+				</tr>
+				<tr> 
+                  <td colspan="2" valign="top" class="vnsepcell">IP configuration</td>
+				</tr>
+				<tr> 
+                  <td width="22%" valign="top" class="vncellreq">Bridge with</td>
+                  <td width="78%" class="vtable">
+<select name="bridge" class="formfld" id="bridge" onChange="enable_change(false)">
+				  	<option <?php if (!$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 = 31; $i > 0; $i--): ?>
+					<option value="<?=$i;?>" <?php if ($i == $pconfig['subnet']) echo "selected"; ?>><?=$i;?></option>
+					<?php endfor; ?>
+                    </select>
+				 </td>
+				</tr>
+				<?php /* Wireless interface? */
+				if (isset($optcfg['wireless']))
+					wireless_config_print();
+				?>
+                <tr> 
+                  <td width="22%" valign="top">&nbsp;</td>
+                  <td width="78%"> 
+                    <input name="index" type="hidden" value="<?=$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 
+                    m0n0wall itself, unless &quot;Enable filtering bridge&quot; 
+                    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>