From 4118de6d533205e409c18e44d752e32f0a32b664 Mon Sep 17 00:00:00 2001
From: Tarun Singh <taruninsa1@gmail.com>
Date: Thu, 23 Dec 2021 19:39:47 -0500
Subject: [PATCH] fix protocol not defined bug

---
 server/util-server.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/server/util-server.js b/server/util-server.js
index 163547dcd..50ed02304 100644
--- a/server/util-server.js
+++ b/server/util-server.js
@@ -94,6 +94,10 @@ exports.mqttAsync = function (hostname, topic, okMessage, options = {}) {
     return new Promise((resolve, reject) => {
         const { port, username, password, interval = 20 } = options;
         try {
+            // Adds mqtt protocol to the hostname if not already present
+            if (!/^(?:http|mqtt)s?:\/\//.test(hostname)) {
+                hostname = "mqtt://" + hostname;
+            }
             let client = mqtt.connect(hostname, {
                 port,
                 username,