From f183b586a8c557d95f59891a4cd55ea9a1f50327 Mon Sep 17 00:00:00 2001
From: Sebastian Grewe <sebastian@grewe.ca>
Date: Mon, 27 Jan 2014 12:58:41 +0100
Subject: [PATCH] [ADDED] Check if master is read-only

Just to ensure we can run at all.
---
 public/include/database.inc.php | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/public/include/database.inc.php b/public/include/database.inc.php
index ee77cb83..edfa8ca5 100644
--- a/public/include/database.inc.php
+++ b/public/include/database.inc.php
@@ -7,6 +7,11 @@ if (!defined('SECURITY'))
 // Instantiate class, we are using mysqlng
 $mysqli = new mysqli($config['db']['host'], $config['db']['user'], $config['db']['pass'], $config['db']['name'], $config['db']['port']);
 
+// Check if read-only and quit if it is on
+if ($mysqli->query('/* MYSQLND_MS_MASTER_SWITCH */SELECT @@global.read_only AS read_only')->fetch_object()->read_only == 1) {
+  die('Database is in READ-ONLY mode');
+}
+
 /* check connection */
 if (mysqli_connect_errno()) {
   die("Failed to connect to database");