Fixed broker forwarder

api-customer/app.py

@@ -21,5 +21,6 @@ if __name__ == '__main__':
     api_broker = MQTTService("192.168.15.120", 8883)
 
     forwarder = MQTTForwarder(client_id, local_broker, api_broker)
+    forwarder.start(f"/customer/${client_id}/#", f"/board-mate/${client_id}/telemetry")
 
     app.run(host="0.0.0.0", port=5000, debug=False)

api-customer/src/controllers/mqtt_forwarder.py

@@ -15,11 +15,14 @@ class MQTTForwarder:
         self.local_broker = local_mqtt
         self.central_broker = central_mqtt
 
-    def start(self):
-        self.local_broker.subscribe("board-mate/", self.__forward)
+    def start(self, src_topic : str, dst_topic : str) -> None:
+        def handler(msg:str):
+            self.__forward(msg, dst_topic)
 
-    def __forward(self, msg: str):
-        self.central_broker.publish(self.client_id, f"/board-mate/${self.client_id}/telemetry", msg)
+        self.local_broker.subscribe(src_topic, handler)
+
+    def __forward(self, msg: str, dst_topic) -> None:
+        self.central_broker.publish(self.client_id, dst_topic, msg)
 
     """def start(self):
         self.local.subscribe("board-mate/+/telemetry", self.handle_message)