BETA version of Suricata 1.4.6 IDS package v0.1 for pfSense.

1 files changed, 213 insertions, 0 deletions

diff --git a/config/suricata/suricata_suppress_edit.php b/config/suricata/suricata_suppress_edit.php
new file mode 100644
index 00000000..c2c23f10
--- /dev/null
+++ b/config/suricata/suricata_suppress_edit.php
@@ -0,0 +1,213 @@
+<?php
+/*
+ * suricata_suppress_edit.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']))
+	$config['installedpackages']['suricata'] = array();
+$suricataglob = $config['installedpackages']['suricata'];
+
+if (!is_array($config['installedpackages']['suricata']['suppress']))
+	$config['installedpackages']['suricata']['suppress'] = array();
+if (!is_array($config['installedpackages']['suricata']['suppress']['item']))
+	$config['installedpackages']['suricata']['suppress']['item'] = array();
+$a_suppress = &$config['installedpackages']['suricata']['suppress']['item'];
+
+$id = $_GET['id'];
+if (isset($_POST['id']))
+	$id = $_POST['id'];
+
+/* returns true if $name is a valid name for a whitelist file name or ip */
+function is_validwhitelistname($name) {
+	if (!is_string($name))
+		return false;
+
+	if (!preg_match("/[^a-zA-Z0-9\_\.\/]/", $name))
+		return true;
+
+	return false;
+}
+
+if (isset($id) && $a_suppress[$id]) {
+
+	/* old settings */
+	$pconfig['name'] = $a_suppress[$id]['name'];
+	$pconfig['uuid'] = $a_suppress[$id]['uuid'];
+	$pconfig['descr'] = $a_suppress[$id]['descr'];
+	if (!empty($a_suppress[$id]['suppresspassthru'])) {
+		$pconfig['suppresspassthru'] = base64_decode($a_suppress[$id]['suppresspassthru']);
+		$pconfig['suppresspassthru'] = str_replace("&#8203;", "", $pconfig['suppresspassthru']);
+	}
+	if (empty($a_suppress[$id]['uuid']))
+		$pconfig['uuid'] = uniqid();
+}
+
+if ($_POST['submit']) {
+	unset($input_errors);
+	$pconfig = $_POST;
+
+	$reqdfields = explode(" ", "name");
+	$reqdfieldsn = array("Name");
+	do_input_validation($_POST, $reqdfields, $reqdfieldsn, &$input_errors);
+
+	if(strtolower($_POST['name']) == "defaultwhitelist")
+		$input_errors[] = "Whitelist file names may not be named defaultwhitelist.";
+
+	if (is_validwhitelistname($_POST['name']) == false)
+		$input_errors[] = "Whitelist file name may only consist of the characters \"a-z, A-Z, 0-9 and _\". Note: No Spaces or dashes. Press Cancel to reset.";
+
+	/* check for name conflicts */
+	foreach ($a_suppress as $s_list) {
+		if (isset($id) && ($a_suppress[$id]) && ($a_suppress[$id] === $s_list))
+			continue;
+
+		if ($s_list['name'] == $_POST['name']) {
+			$input_errors[] = "A whitelist file name with this name already exists.";
+			break;
+		}
+	}
+
+
+	if (!$input_errors) {
+		$s_list = array();
+		$s_list['name'] = $_POST['name'];
+		$s_list['uuid'] = uniqid();
+		$s_list['descr']  =  mb_convert_encoding($_POST['descr'],"HTML-ENTITIES","auto");
+		if ($_POST['suppresspassthru']) {
+			$s_list['suppresspassthru'] = str_replace("&#8203;", "", $s_list['suppresspassthru']);
+			$s_list['suppresspassthru'] = base64_encode($_POST['suppresspassthru']);
+		}
+
+		if (isset($id) && $a_suppress[$id])
+			$a_suppress[$id] = $s_list;
+		else
+			$a_suppress[] = $s_list;
+
+		write_config();
+		sync_suricata_package_config();
+
+		header("Location: /suricata/suricata_suppress.php");
+		exit;
+	}
+}
+
+$pgtitle = gettext("Suricata: Suppression List Edit - {$a_suppress[$id]['name']}");
+include_once("head.inc");
+
+?>
+
+<body link="#0000CC" vlink="#0000CC" alink="#0000CC">
+
+<?php
+include("fbegin.inc");
+if($pfsense_stable == 'yes'){echo '<p class="pgtitle">' . $pgtitle . '</p>';}
+
+if ($input_errors) print_input_errors($input_errors);
+if ($savemsg)
+	print_info_box($savemsg);
+
+?>
+<form action="/suricata/suricata_suppress_edit.php" name="iform" id="iform" method="post">
+<table width="100%" border="0" cellpadding="0" cellspacing="0">
+<tr><td>
+<?php
+        $tab_array = array();
+	$tab_array[] = array(gettext("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");
+	$tab_array[] = array(gettext("Alerts"), false, "/suricata/suricata_alerts.php?instance={$instanceid}");
+	$tab_array[] = array(gettext("Suppress"), true, "/suricata/suricata_suppress.php");
+        display_top_tabs($tab_array);
+?>
+</td></tr>
+<tr><td><div id="mainarea">
+<table id="maintable" class="tabcont" width="100%" border="0" cellpadding="6" cellspacing="0">
+<tr>
+	<td colspan="2" class="listtopic">Add the name and description of the file.</td>
+</tr>
+<tr>
+	<td width="22%" valign="top" class="vncellreq"><?php echo gettext("Name"); ?></td>
+	<td width="78%" class="vtable"><input name="name" type="text" id="name" 
+		class="formfld unknown" size="40" value="<?=htmlspecialchars($pconfig['name']);?>" /> <br />
+	<span class="vexpl"> <?php echo gettext("The list name may only consist of the " .
+	"characters \"a-z, A-Z, 0-9 and _\"."); ?>&nbsp;&nbsp;<span class="red"><?php echo gettext("Note:"); ?> </span>
+	<?php echo gettext("No Spaces or dashes."); ?> </span></td>
+</tr>
+<tr>
+	<td width="22%" valign="top" class="vncell"><?php echo gettext("Description"); ?></td>
+	<td width="78%" class="vtable"><input name="descr" type="text" 
+		class="formfld unknown" id="descr" size="40" value="<?=$pconfig['descr'];?>" /> <br />
+	<span class="vexpl"> <?php echo gettext("You may enter a description here for your " .
+	"reference (not parsed)."); ?> </span></td>
+</tr>
+<tr>
+	<td colspan="2" align="center" height="30px">
+				<font size="2"><span class="red"><strong><?php echo gettext("NOTE:"); ?></strong></span></font>
+				<font color='#000000'>&nbsp;<?php echo gettext("The threshold keyword " .
+				"is deprecated as of version 2.8.5. Use the event_filter keyword " .
+				"instead."); ?></font>
+	</td>
+</tr>
+<tr>
+	<td colspan="2" valign="top" class="listtopic"><?php echo gettext("Apply suppression or " .
+	"filters to rules. Valid keywords are 'suppress', 'event_filter' and 'rate_filter'."); ?></td>
+</tr>
+<tr>
+<td colspan="2" valign="top" class="vncell"><b><?php echo gettext("Example 1;"); ?></b>
+		suppress gen_id 1, sig_id 1852, track by_src, ip 10.1.1.54<br/>
+		<b><?php echo gettext("Example 2;"); ?></b> event_filter gen_id 1, sig_id 1851, type limit,
+		track by_src, count 1, seconds 60<br/>
+		<b><?php echo gettext("Example 3;"); ?></b> rate_filter gen_id 135, sig_id 1, track by_src,
+		count 100, seconds 1, new_action log, timeout 10</td>
+</tr>
+<tr>
+	<td colspan="2" class="vtable"><textarea wrap="off" style="width:100%; height:100%;" 
+		name="suppresspassthru" cols="90" rows="26" id="suppresspassthru" class="formpre"><?=htmlspecialchars($pconfig['suppresspassthru']);?></textarea>
+	</td>
+</tr>
+<tr>
+	<td colspan="2"><input id="submit" name="submit" type="submit" 
+		class="formbtn" value="Save" />&nbsp;&nbsp;<input id="cancelbutton" 
+		name="cancelbutton" type="button" class="formbtn" value="Cancel" 
+		onclick="history.back();"/> <?php if (isset($id) && $a_suppress[$id]): ?>
+		<input name="id" type="hidden" value="<?=$id;?>"/> <?php endif; ?>
+	</td>
+</tr>
+</table>
+</div>
+</td></tr>
+</table>
+</form>
+<?php include("fend.inc"); ?>
+<script type="text/javascript">
+Rounded("div#redbox","all","#FFF","#E0E0E0","smooth");
+</script>
+</body>
+</html>