From 06cfca60c115006caaaafef81512e6a4d57b8e2e Mon Sep 17 00:00:00 2001
From: zewelor <zewelor@gmail.com>
Date: Mon, 2 Apr 2018 11:37:27 +0200
Subject: [PATCH] Fix to keep mqtt client in memory

---
 mqtt.py | 17 ++++++++++-------
 1 file changed, 10 insertions(+), 7 deletions(-)

diff --git a/mqtt.py b/mqtt.py
index 6db7288..46150c6 100644
--- a/mqtt.py
+++ b/mqtt.py
@@ -5,6 +5,7 @@ import paho.mqtt.client as mqtt
 class MqttClient:
   def __init__(self, config):
     self._config = config
+    self._mqttc = mqtt.Client()
 
   def publish(self, messages):
     if messages is None:
@@ -26,17 +27,19 @@ class MqttClient:
   def password(self):
     return self._config['password']
 
-  def callbacks_subscription(self, callbacks):
-    mqttc = mqtt.Client()
+  @property
+  def mqttc(self):
+    return self._mqttc
 
-    mqttc.username_pw_set(self.username, self.password)
-    mqttc.connect(self.hostname)
+  def callbacks_subscription(self, callbacks):
+    self.mqttc.username_pw_set(self.username, self.password)
+    self.mqttc.connect(self.hostname)
 
     for topic, callback in callbacks:
-      mqttc.message_callback_add(topic, callback)
-      mqttc.subscribe(topic)
+      self.mqttc.message_callback_add(topic, callback)
+      self.mqttc.subscribe(topic)
 
-    mqttc.loop_start()
+    self.mqttc.loop_start()
 
 
 class MqttMessage: