add app user management allauth

wallet_api/mqtt_service.py

@@ -0,0 +1,58 @@
+import paho.mqtt.client as mqtt
+import json
+import time
+from dotenv import dotenv_values
+
+class MosquittoDynamicSecurity:
+    def __init__(self):
+        config = dotenv_values(".env")
+        self.broker_url = config["MQTT_HOST"]
+        self.broker_port = config["MQTT_PORT"]
+        self.broker_keepalive = config["MQTT_KEEPALIVE"]
+        self.user = config["MQTT_USER"]
+        self.password = config["MQTT_PASSWORD"]
+        self.topic = config["MQTT_DS_TOPIC"]
+        self.resp_topic = config["MQTT_DS_RESP_TOPIC"]
+        self.response = None
+        self.client = mqtt.Client(mqtt.CallbackAPIVersion.VERSION2, protocol=mqtt.MQTTv5)
+        self.client.on_connect = self.on_connect
+        self.client.on_disconnect = self.on_disconnect
+        self.client.on_message = self.on_message
+
+    def on_disconnect(self, mqtt_client, obj, flags, rc, properties):
+        print('Disconnesso da Mosquitto con codice:', rc)
+
+    def on_connect(self, client, userdata, flags, rc, properties):
+        if rc == 0:
+            print("Connesso a Mosquitto con codice:", rc)
+            # Sottoscriviti al topic di risposta
+            client.subscribe(self.resp_topic)
+        else:
+            print("Errore di connessione a Mosquitto con codice:", rc)
+
+    def on_message(self, client, userdata, msg):
+
+        print('Response:', msg.payload.decode())
+        # Memorizza la risposta
+        self.response = msg.payload.decode()
+
+    def send_command(self, command):
+        # Pubblica il comando sul topic di controllo
+        self.client.username_pw_set(self.user, self.password)
+        self.client.connect(self.broker_url, int(self.broker_port), int(self.broker_keepalive))
+        self.client.loop_start()
+        time.sleep(0.2)
+        self.client.publish(self.topic, json.dumps(command))
+
+        # Attendi la risposta (timeout di 5 secondi)
+        start_time = time.time()
+        while self.response is None and time.time() - start_time < 5:
+            time.sleep(0.2)
+
+        self.client.loop_stop()
+        self.client.disconnect()
+
+        if self.response:
+            return json.loads(self.response)
+        else:
+            return {"error": "Timeout: nessuna risposta da Mosquitto"}