From 693dc7747a09e4b412c983eab15fe601ea38dd39 Mon Sep 17 00:00:00 2001
From: bmeeks8 <bmeeks8@bellsouth.net>
Date: Tue, 17 Dec 2013 20:10:25 -0500
Subject: Close session immediately after use to prevent blocking.

---
 config/snort/snort_rules_flowbits.php | 33 +++++++++++++++------------------
 1 file changed, 15 insertions(+), 18 deletions(-)

(limited to 'config/snort/snort_rules_flowbits.php')

diff --git a/config/snort/snort_rules_flowbits.php b/config/snort/snort_rules_flowbits.php
index 2f13d6bc..325276ee 100644
--- a/config/snort/snort_rules_flowbits.php
+++ b/config/snort/snort_rules_flowbits.php
@@ -1,16 +1,7 @@
 <?php
 /*
  * snort_rules_flowbits.php
- * Copyright (C) 2004 Scott Ullrich
- * Copyright (C) 2011-2012 Ermal Luci
- * All rights reserved.
- *
- * originially part of m0n0wall (http://m0n0.ch/wall)
- * Copyright (C) 2003-2004 Manuel Kasper <mk@neon1.net>.
- * All rights reserved.
- *
- * modified for the pfsense snort package
- * Copyright (C) 2009-2010 Robert Zelaya.
+ * Copyright (C) 2013 Bill Meeks
  * All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
@@ -51,18 +42,23 @@ if (!is_array($config['installedpackages']['snortglobal']['rule'])) {
 $a_nat = &$config['installedpackages']['snortglobal']['rule'];
 
 // Set who called us so we can return to the correct page with
-// the RETURN button.  We will just trust this User-Agent supplied
-// string for now.
+// the RETURN button. Save the original referrer and the query
+// string in session variables.
 session_start();
-if(!isset($_SESSION['org_referer']))
-    $_SESSION['org_referer'] = $_SERVER['HTTP_REFERER'];
-$referrer = $_SESSION['org_referer'];
+if (!isset($_SESSION['org_referrer']) || isset($_GET['returl'])) {
+	$_SESSION['org_referrer'] = urldecode($_GET['returl']);
+	$_SESSION['org_querystr'] = $_SERVER['QUERY_STRING'];
+}
+$referrer = $_SESSION['org_referrer'];
+$querystr = $_SESSION['org_querystr'];
+session_write_close();
 
 if ($_POST['cancel']) {
 	session_start();
-	unset($_SESSION['org_referer']);
+	unset($_SESSION['org_referrer']);
+	unset($_SESSION['org_querystr']);
 	session_write_close();
-	header("Location: {$referrer}");
+	header("Location: {$referrer}?{$querystr}");
 	exit;
 }
 
@@ -71,7 +67,8 @@ if (isset($_POST['id']))
 	$id = $_POST['id'];
 if (is_null($id)) {
 	session_start();
-	unset($_SESSION['org_referer']);
+	unset($_SESSION['org_referrer']);
+	unset($_SESSION['org_querystr']);
 	session_write_close();
 	header("Location: /snort/snort_interfaces.php");
 	exit;
-- 
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