From c737f569f9545cf03b22a2a9ea98a45853b2e88e Mon Sep 17 00:00:00 2001
From: Koen Kanters <koenkanters94@gmail.com>
Date: Fri, 29 Mar 2019 19:18:15 +0100
Subject: [PATCH] Allow already connected devices to rejoin. #1294 #1334

---
 lib/zigbee.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/zigbee.js b/lib/zigbee.js
index 58358c77c..718d5c606 100644
--- a/lib/zigbee.js
+++ b/lib/zigbee.js
@@ -107,7 +107,12 @@ class Zigbee {
                 callback(null, true);
             }
         } else {
-            callback(null, false);
+            if (this.getAllClients().find((d) => d.ieeeAddr === devInfo.ieeeAddr)) {
+                // Allow already connected devices to rejoin.
+                callback(null, true);
+            } else {
+                callback(null, false);
+            }
         }
     }