dynamic path for mqtt logger

MqttTopics.h

@@ -42,4 +42,5 @@
 #define mqtt_topic_reset "/maintenance/reset"
 #define mqtt_topic_uptime "/maintenance/uptime"
 #define mqtt_topic_wifi_rssi "/maintenance/wifiRssi"
+#define mqtt_topic_log "/maintenance/log"
 #define mqtt_topic_freeheap "/maintenance/freeHeap"

networkDevices/W5500Device.cpp

@@ -4,6 +4,7 @@
 #include "../Pins.h"
 #include "../PreferencesKeys.h"
 #include "../Logger.h"
+#include "../MqttTopics.h"
 
 W5500Device::W5500Device(const String &hostname, Preferences* preferences)
 : NetworkDevice(hostname),
@@ -40,7 +41,14 @@ void W5500Device::initialize()
     _ethClient = new EthernetClient();
     _mqttClient = new PubSubClient(*_ethClient);
     _mqttClient->setBufferSize(_mqttMaxBufferSize);
-    Log = new MqttLogger(*_mqttClient, "nuki/log");
+
+    _path = new char[200];
+    memset(_path, 0, sizeof(_path));
+
+    String pathStr = _preferences->getString(preference_mqtt_lock_path);
+    pathStr.concat(mqtt_topic_log);
+    strcpy(_path, pathStr.c_str());
+    Log = new MqttLogger(*_mqttClient, _path);
 
     reconnect();
 }

networkDevices/W5500Device.h

@@ -33,6 +33,7 @@ private:
 
     int _maintainResult = 0;
     bool _hasDHCPAddress = false;
+    char* _path;
 
     byte _mac[6];
 };

networkDevices/WifiDevice.cpp

@@ -2,6 +2,7 @@
 #include "WifiDevice.h"
 #include "../PreferencesKeys.h"
 #include "../Logger.h"
+#include "../MqttTopics.h"
 
 RTC_NOINIT_ATTR char WiFiDevice_reconfdetect[17];
 
@@ -40,7 +41,10 @@ WifiDevice::WifiDevice(const String& hostname, Preferences* _preferences)
         _mqttClient = new PubSubClient(*_wifiClient);
     }
 
-    Log = new MqttLogger(*_mqttClient, "nuki/log");
+    String pathStr = _preferences->getString(preference_mqtt_lock_path);
+    pathStr.concat(mqtt_topic_log);
+    strcpy(_path, pathStr.c_str());
+    Log = new MqttLogger(*_mqttClient, _path);
 }
 
 PubSubClient *WifiDevice::mqttClient()

networkDevices/WifiDevice.h

@@ -34,6 +34,7 @@ private:
 //    SpiffsCookie _cookie;
     bool _restartOnDisconnect = false;
     bool _startAp = false;
+    char* _path;
 
     char _ca[TLS_CA_MAX_SIZE];
     char _cert[TLS_CERT_MAX_SIZE];