From e88d8c9a13c12769dc2420a02de073f3f4627214 Mon Sep 17 00:00:00 2001
From: bmeeks8 <bmeeks8@bellsouth.net>
Date: Thu, 24 Apr 2014 15:07:08 -0400
Subject: Implement blocking function support in Suricata pkg GUI.

---
 config/suricata/suricata_passlist.php | 195 ++++++++++++++++++++++++++++++++++
 1 file changed, 195 insertions(+)
 create mode 100644 config/suricata/suricata_passlist.php

(limited to 'config/suricata/suricata_passlist.php')

diff --git a/config/suricata/suricata_passlist.php b/config/suricata/suricata_passlist.php
new file mode 100644
index 00000000..a42cc82f
--- /dev/null
+++ b/config/suricata/suricata_passlist.php
@@ -0,0 +1,195 @@
+<?php
+/*
+ * suricata_passlist.php
+ *
+ * Copyright (C) 2014 Bill Meeks
+ * 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_once("guiconfig.inc");
+require_once("/usr/local/pkg/suricata/suricata.inc");
+
+if (!is_array($config['installedpackages']['suricata']['passlist']))
+	$config['installedpackages']['suricata']['passlist'] = array();
+if (!is_array($config['installedpackages']['suricata']['passlist']['item']))
+	$config['installedpackages']['suricata']['passlist']['item'] = array();
+$a_passlist = &$config['installedpackages']['suricata']['passlist']['item'];
+
+// Calculate the next Pass List index ID
+if (isset($config['installedpackages']['suricata']['passlist']['item']))
+	$id_gen = count($config['installedpackages']['suricata']['passlist']['item']);
+else
+	$id_gen = '0';
+
+function suricata_is_passlist_used($list) {
+
+	/**********************************************
+	 * This function tests the provided Pass List *
+	 * to determine if it is assigned to an       *
+	 * interface.                                 *
+	 *                                            *
+	 * On Entry: $list -> Pass List name to test  *
+	 *                                            *
+	 * Returns: TRUE if Pass List is in use or    *
+	 *          FALSE if not in use               *
+	 **********************************************/
+
+	global $config;
+
+	if (!is_array($config['installedpackages']['suricata']['rule']))
+		return FALSE;
+
+	foreach($config['installedpackages']['suricata']['rule'] as $v) {
+		if (isset($v['passlistname']) && $v['passlistname'] == $list)
+			return TRUE;
+	}
+	return FALSE;
+}
+
+if ($_POST['del'] && is_numericint($_POST['list_id'])) {
+	if ($a_passlist[$_POST['list_id']]) {
+		/* make sure list is not being referenced by any interface */
+		if (suricata_is_passlist_used($a_passlist[$_POST['list_id']]['name'])) {
+			$input_errors[] = gettext("This Pass List is currently assigned to a Suricata interface and cannot be deleted.  Unassign it from all Suricata interfaces first.");
+		}
+		if (!$input_errors) {
+			unset($a_passlist[$_POST['list_id']]);
+			write_config("Suricata pkg: deleted PASS LIST.");
+			sync_suricata_package_config();
+			header("Location: /suricata/suricata_passlist.php");
+			exit;
+		}
+	}
+}
+
+$pgtitle = gettext("Suricata: Pass Lists");
+include_once("head.inc");
+?>
+
+<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
+
+<?php
+include_once("fbegin.inc");
+
+/* Display Alert message */
+if ($input_errors) {
+	print_input_errors($input_errors);
+}
+if ($savemsg) {
+	print_info_box($savemsg);
+}
+?>
+
+<form action="/suricata/suricata_passlist.php" method="post">
+<input type="hidden" name="list_id" id="list_id" value=""/>
+<table width="100%" border="0" cellpadding="0" cellspacing="0">
+<tr><td>
+	<?php
+	$tab_array = array();
+	$tab_array[] = array(gettext("Suricata Interfaces"), false, "/suricata/suricata_interfaces.php");
+	$tab_array[] = array(gettext("Global Settings"), false, "/suricata/suricata_global.php");
+	$tab_array[] = array(gettext("Update Rules"), false, "/suricata/suricata_download_updates.php");
+	$tab_array[] = array(gettext("Alerts"), false, "/suricata/suricata_alerts.php");
+	$tab_array[] = array(gettext("Blocked"), false, "/suricata/suricata_blocked.php");
+	$tab_array[] = array(gettext("Pass Lists"), true, "/suricata/suricata_passlist.php");
+	$tab_array[] = array(gettext("Suppress"), false, "/suricata/suricata_suppress.php");
+	$tab_array[] = array(gettext("Logs Browser"), false, "/suricata/suricata_logs_browser.php?instance={$instanceid}");
+	$tab_array[] = array(gettext("Logs Mgmt"), false, "/suricata/suricata_logs_mgmt.php");
+	display_top_tabs($tab_array, true);
+	?>
+	</td>
+</tr>
+<tr>
+	<td><div id="mainarea">
+	<table id="maintable" class="tabcont" width="100%" border="0" cellpadding="6" cellspacing="0">
+		<tr>
+			<td width="25%" class="listhdrr">List Name</td>
+			<td width="30%" class="listhdrr">Assigned Alias</td>
+			<td class="listhdr">Description</td>
+			<td width="40px" class="list"></td>
+		</tr>
+		<?php foreach ($a_passlist as $i => $list): ?>
+		<tr>
+			<td class="listlr"
+				ondblclick="document.location='suricata_passlist_edit.php?id=<?=$i;?>';">
+				<?=htmlspecialchars($list['name']);?></td>
+			<td class="listr"
+				ondblclick="document.location='suricata_passlist_edit.php?id=<?=$i;?>';" 
+				title="<?=filter_expand_alias($list['address']);?>">
+				<?php echo gettext($list['address']);?></td>
+			<td class="listbg"
+				ondblclick="document.location='suricata_passlist_edit.php?id=<?=$i;?>';">
+			<font color="#FFFFFF"> <?=htmlspecialchars($list['descr']);?>&nbsp;
+			</td>
+			<td valign="middle" nowrap class="list">
+			<table border="0" cellspacing="0" cellpadding="1">
+				<tr>
+					<td valign="middle"><a href="suricata_passlist_edit.php?id=<?=$i;?>">
+					<img src="/themes/<?= $g['theme']; ?>/images/icons/icon_e.gif" width="17" height="17" border="0" title="<?php echo gettext("Edit pass list"); ?>"></a>
+					</td>
+					<td><input type="image" name="del[]" onclick="document.getElementById('list_id').value='<?=$i;?>';return confirm('<?=gettext("Do you really want to delete this pass list?  Click OK to continue or CANCEL to quit.)!");?>');" 
+					src="/themes/<?= $g['theme']; ?>/images/icons/icon_x.gif" width="17" height="17" border="0" title="<?php echo gettext("Delete pass list"); ?>"/>
+					</td>
+				</tr>
+			</table>
+			</td>
+		</tr>
+		<?php endforeach; ?>
+		<tr>
+			<td class="list" colspan="3"></td>
+			<td class="list">
+			<table border="0" cellspacing="0" cellpadding="1">
+				<tr>
+					<td valign="middle" width="17">&nbsp;</td>
+					<td valign="middle"><a href="suricata_passlist_edit.php?id=<?php echo $id_gen;?> ">
+					<img src="/themes/<?= $g['theme']; ?>/images/icons/icon_plus.gif"
+					width="17" height="17" border="0" title="<?php echo gettext("add a new pass list"); ?>"/></a>
+					</td>
+				</tr>
+			</table>
+				</td>
+			</tr>
+		</table>
+		</div>
+		</td>
+	</tr>
+</table>
+<br>
+<table width="100%" border="0" cellpadding="1"
+	cellspacing="1">
+	<tr>
+	<td width="100%"><span class="vexpl"><span class="red"><strong><?php echo gettext("Notes:"); ?></strong></span>
+	<p><?php echo gettext("1. Here you can create Pass List files for your Suricata package rules.  Hosts on a Pass List are never blocked by Suricata."); ?><br/>
+	<?php echo gettext("2. Add all the IP addresses or networks (in CIDR notation) you want to protect against Suricata block decisions."); ?><br/>
+	<?php echo gettext("3. The default Pass List includes the WAN IP and gateway, defined DNS servers, VPNs and locally-attached networks."); ?><br/>
+	<?php echo gettext("4. Be careful, it is very easy to get locked out of your system by altering the default settings."); ?></p></span></td>
+	</tr>
+	<tr>
+	<td width="100%"><span class="vexpl"><?php echo gettext("Remember you must restart Suricata on the interface for changes to take effect!"); ?></span></td>
+	</tr>
+</table>
+</form>
+<?php include("fend.inc"); ?>
+</body>
+</html>
-- 
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