From ba1eca82eb0667b514eb3c3df512e84ac25a11d3 Mon Sep 17 00:00:00 2001
From: Koen Kanters <koenkanters94@gmail.com>
Date: Tue, 7 May 2019 21:00:17 +0200
Subject: [PATCH] Reenable joining after 200 seconds.
 https://github.com/Koenkk/zigbee2mqtt/issues/1429 #1445

---
 lib/zigbee.js | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/lib/zigbee.js b/lib/zigbee.js
index ee8f9298..4fc0ca17 100644
--- a/lib/zigbee.js
+++ b/lib/zigbee.js
@@ -45,6 +45,7 @@ class Zigbee {
         this.onMessage = this.onMessage.bind(this);
         this.onError = this.onError.bind(this);
         this.messageHandler = null;
+        this.permitJoinTimer = null;
 
         this.queue = new ZigbeeQueue();
     }
@@ -130,6 +131,10 @@ class Zigbee {
     }
 
     stop(callback) {
+        if (this.permitJoinTimer) {
+            clearInterval(this.permitJoinTimer);
+        }
+
         this.queue.stop();
 
         // Backup coordinator
@@ -176,6 +181,24 @@ class Zigbee {
             logger.info('Zigbee: disabling joining new devices.');
         }
 
+        // In zigbee 3.0 a network automatically closes after 254 seconds.
+        // As a workaround, we enable joining again.
+        if (this.permitJoinTimer) {
+            clearInterval(this.permitJoinTimer);
+        }
+
+        if (permit) {
+            this.permitJoinTimer = setInterval(() => {
+                this.shepherd.permitJoin(255, (error) => {
+                    if (error) {
+                        logger.error('Failed to reenable joining');
+                    } else {
+                        logger.info('Succesfully reenabled joining');
+                    }
+                });
+            }, utils.secondsToMilliseconds(200));
+        }
+
         this.shepherd.permitJoin(permit ? 255 : 0, (error) => {
             if (error) {
                 logger.info(error);