MQTT esp_wifi

micro_ondes/esp_wifi/boot.py

@@ -0,0 +1,19 @@
+# This file is executed on every boot (including wake-boot from deepsleep)
+#import esp
+#esp.osdebug(None)
+#import webrepl
+#webrepl.start()
+
+def do_connect(ssid, pwd):
+    import network
+    sta_if = network.WLAN(network.STA_IF)
+    if not sta_if.isconnected():
+        print('connecting to network...')
+        sta_if.active(True)
+        sta_if.connect(ssid, pwd)
+        while not sta_if.isconnected():
+            pass
+    print('network config:', sta_if.ifconfig())
+
+# Attempt to connect to WiFi network
+do_connect("Smartwave-1", 'Smartwave-prot-1')

micro_ondes/esp_wifi/device_id.txt

@@ -0,0 +1 @@
+2

micro_ondes/esp_wifi/main.py

@@ -0,0 +1,86 @@
+import _thread
+import select # <--- Built-in module to handle TLS timeouts
+from machine import Pin
+from shared import get_mqtt_client
+from shared import config
+import time
+
+# --- Hardware Configuration ---
+vext = Pin(19, Pin.OUT)
+vext.value(0)
+time.sleep_ms(100)
+
+# --- Read Unique Device ID ---
+try:
+    with open("device_id.txt", "r") as f:
+        DEVICE_ID = f.read().strip()
+except Exception:
+    DEVICE_ID = "ESP32_Inconnu"
+    
+MQTT_CA_FILE = "/certs/ca.crt"
+
+# --- Setup MQTT Client ---
+mqtt_client = get_mqtt_client(
+    host=config.MQTT_BROKER_HOST,
+    client_id="smartwave-esp32-" + DEVICE_ID,
+    use_tls=config.USE_TLS,
+    cafile=MQTT_CA_FILE,
+    keepalive=config.MQTT_KEEPALIVE, # Can safely be 30 now
+)
+
+def on_mqtt_message(message):
+    print("[MQTT Thread] Received message:", message)
+
+mqtt_client.set_callback(on_mqtt_message)
+
+
+def mqtt_background_thread():
+    """Background MQTT worker using select.poll() for keepalive tracking."""
+    print("[Thread] Background MQTT worker started.")
+    
+    while True:
+        try:
+            print("[Thread] Attempting connection to MQTT broker...")
+            mqtt_client.connect()
+            print("[Thread] Connected! Subscribing to topic...")
+            mqtt_client.subscribe(config.MQTT_TOPIC, qos=config.MQTT_QOS)
+            print("[Thread] Successfully subscribed. Setting up poller...")
+            
+            # --- THE SELECT POLLER SETUP ---
+            # Create a poller and register our active TLS socket to look for incoming data (POLLIN)
+            poller = select.poll()
+            poller.register(mqtt_client._client.sock, select.POLLIN)
+            
+            # Listening loop
+            while True:
+                # Wait for network events for a maximum of 15000 milliseconds (15 seconds)
+                events = poller.poll(15000)
+                
+                if not events:
+                    # The 15 seconds expired with zero network traffic! 
+                    # Send a keepalive ping to Mosquitto.
+                    print("[Thread] No data for 15s. Sending keepalive ping...")
+                    mqtt_client._client.ping()
+                else:
+                    # Data has physically arrived on the socket!
+                    # Calling wait() now is completely safe and won't block indefinitely.
+                    mqtt_client.wait()
+                        
+        except Exception as e:
+            print("[Thread] Connection dropped or error encountered:", e)
+            print("[Thread] Cleaning up socket context. Retrying in 5 seconds...")
+            try:
+                mqtt_client.close()
+            except Exception:
+                pass
+            time.sleep(5)
+
+# --- Launch background worker ---
+_thread.start_new_thread(mqtt_background_thread, ())
+
+
+# --- MAIN APPLICATION THREAD (Core 0) ---
+print("[Main] Main execution path active.")
+while True:
+    # Your main physical loop runs completely unhindered here
+    time.sleep(1)

orchestrateur/compose.yaml

@@ -3,6 +3,7 @@ services:
     image: eclipse-mosquitto:2.0
     environment:
       MQTT_TLS_ENABLED: ${MQTT_TLS_ENABLED:-true}
+    # restart: unless-stopped
     ports:
       - "192.168.50.1:8884:8884"
     volumes:
@@ -13,6 +14,7 @@ services:
       - mqtt-data:/mosquitto/data
       - mqtt-log:/mosquitto/log
     command: ["/bin/sh", "/scripts/start-broker.sh"]
+    # command: ["tail", "-f", "/dev/null"] # Do nothing
 
 volumes:
   mqtt-data:

orchestrateur/main.py

@@ -1,69 +1,114 @@
 import threading
 import queue
 import time
-from shared import get_lora, deviceTypes
+from shared import get_lora, get_mqtt_client, deviceTypes, config
 
-# --- Lecture de l'ID unique du Raspberry Pi ---
+# --- Read Unique Device ID ---
 try:
     with open("device_id.txt", "r") as f:
         DEVICE_ID = f.read().strip()
 except Exception:
-    # Alternative si le script est lancé depuis un autre dossier
     try:
         with open("/home/pi/SmartWave/orchestrateur/device_id.txt", "r") as f:
             DEVICE_ID = f.read().strip()
     except Exception:
         DEVICE_ID = "RPI_Orchestrateur_Default"
 
-# Création de la file d'attente pour les messages (thread-safe)
+# Thread-safe queue for application messages
 data_queue = queue.Queue()
 
 lora = get_lora()
 lora.configure()
 
 def lora_listener():
-    """Thread de fond : écoute en permanence et répond aux Heartbeats."""
+    """Background Thread: Listens to LoRa traffic and responds to Heartbeats."""
-    print("Thread Écouteur démarré.")
+    print("Thread Écouteur LoRa démarré.")
     while True:
-        # On attend un paquet (timeout court pour rester réactif)
         paquet = lora.receive_packet(timeout_ms=1000)
-        
         if paquet:
             donnees = paquet["data"]
             expediteur_type = donnees.get("type")
             
-            # --- Cas 1 : Gestion automatique du Heartbeat ---
             if expediteur_type == deviceTypes.DEVICE_TYPES["MICROWAVE"]:
-                print(f"\n[Thread Fond] Heartbeat reçu de {donnees.get('id')}")
+                print(f"\n[Thread LoRa] Heartbeat reçu de {donnees.get('id')}")
-                
                 reponse = {
-                    "id": DEVICE_ID, # Ou lecture de ton fichier device_id.txt
+                    "id": DEVICE_ID,
                     "type": deviceTypes.DEVICE_TYPES["ORCHESTRATOR"]
                 }
                 lora.send(reponse)
-                
-            # --- Cas 2 : Donnée applicative, on l'envoie vers le thread principal ---
             else:
-                data_queue.put(paquet)
+                data_queue.put({"source": "LoRa", "data": paquet})
 
-# 2. Lancement du thread d'écoute
+# --- Setup & Connect MQTT ---
-listener_thread = threading.Thread(target=lora_listener, daemon=True)
+mqtt_client = get_mqtt_client(
-listener_thread.start()
+    host="192.168.50.1", # Using explicit gateway IP to dodge Docker loopback blocks
+    client_id="smartwave-orchestrateur-"+DEVICE_ID,
+    use_tls=config.USE_TLS,
+    cafile="/home/pi/SmartWave/orchestrateur/mqtt/certs/ca.crt",
+    keepalive=config.MQTT_KEEPALIVE,
+)
+mqtt_client.connect()
+
+# --- THE CRUCIAL PAHO FIX ---
+# Start Paho's internal background thread. This handles all network packets,
+# automatic keepalive pings, and delivery receipts cleanly.
+if hasattr(mqtt_client._client, "loop_start"):
+    mqtt_client._client.loop_start()
+    print("Paho MQTT asynchronous network loop started.")
+
+
+def mqtt_listener():
+    """Background Thread: Constantly inspects incoming MQTT message cache."""
+    print("Thread MQTT démarré.")
+    while True:
+        message = mqtt_client.get_message()
+        
+        if message:
+            print(f"\n[Thread MQTT] Message reçu : {message}")
+            data_queue.put({"source": "MQTT", "data": message})
+        
+        # --- THE CPU FIX ---
+        # Sleep for 100ms. Prevents the thread from turning into an infinite 100% CPU hog.
+        time.sleep(0.1)
+
+
+# Launch background monitoring workers
+threading.Thread(target=lora_listener, daemon=True).start()
+threading.Thread(target=mqtt_listener, daemon=True).start()
 
-# 3. Boucle principale (Main Thread) : tu es libre de faire autre chose !
 print("Orchestrateur prêt. Le main loop est libre.")
+
+# --- MAIN EXECUTION LOOP ---
 while True:
     try:
-        # On regarde si on a reçu des données applicatives (non-heartbeat)
+        # Check for non-heartbeat data safely
-        # On utilise block=False pour ne pas bloquer si la queue est vide
         try:
             msg = data_queue.get(block=False)
             print(f"\n[Main Loop] Données traitées : {msg['data']}")
         except queue.Empty:
-            pass # Rien à traiter, on fait autre chose...
+            pass
             
-        # Ici tu peux faire tes autres tâches
         time.sleep(1)
         
+        # Publish debug telemetry message
+        print("[Main Loop] Envoi d'un message de debug sur MQTT...")
+        response = mqtt_client.publish(
+            config.MQTT_TOPIC,
+            f"Orchestrateur actif, ID: {DEVICE_ID}",
+            qos=config.MQTT_QOS
+        )
+        
+        # This will now unblock instantly because loop_start() handles the delivery confirmation!
+        response.wait_for_publish()  
+        print("[Main Loop] Message de debug publié avec succès.")
+        
+        time.sleep(9)
+        
+        
     except KeyboardInterrupt:
-        break
+        break
+
+# Clean termination
+if hasattr(mqtt_client._client, "loop_stop"):
+    mqtt_client._client.loop_stop()
+mqtt_client.close()

orchestrateur/mqtt/mosquitto-plain.conf

@@ -8,5 +8,5 @@ log_type notice
 log_type information
 allow_anonymous true
 
-listener 8884 192.168.50.1
+listener 8884
 protocol mqtt

orchestrateur/mqtt/mosquitto-tls.conf

@@ -8,7 +8,7 @@ log_type notice
 log_type information
 allow_anonymous true
 
-listener 8884 192.168.50.1
+listener 8884
 protocol mqtt
 cafile /mosquitto/certs/ca.crt
 certfile /mosquitto/certs/server.crt

shared/config.py

@@ -1,2 +1,11 @@
 
+
+# LoRa
 HEARTBEAT_INTERVAL = 10
+
+# MQTT
+MQTT_BROKER_HOST = "192.168.50.1"
+MQTT_TOPIC = b"smartwave/demo"
+MQTT_KEEPALIVE = 30
+USE_TLS = True
+MQTT_QOS = 2

shared/mqtt.py

@@ -104,9 +104,17 @@ class BrokerClient:
             return self._client
 
         if IS_MICROPYTHON:
+            import ssl
             ssl_params = self.ssl_params
-            if self.use_tls and ssl_params is None and self.cafile is not None:
+            
-                ssl_params = {"cadata": _read_file_bytes(self.cafile)}
+            if self.use_tls and ssl_params is None:
+                # MicroPython uses context-less structures. 
+                # If your CA is self-signed, validation can fail without a valid hostname match.
+                ssl_params = {
+                    "cert_reqs": ssl.CERT_NONE, # Temporarily change to NONE to test if validation is the culprit
+                    "cadata": _read_file_bytes(self.cafile)
+                }
+                
             client = _MQTTClient(
                 self.client_id or "smartWave-client",
                 self.host,
@@ -114,7 +122,7 @@ class BrokerClient:
                 user=self.username,
                 password=self.password,
                 keepalive=self.keepalive,
-                ssl=self.use_tls or ssl_params is not None,
+                ssl=self.use_tls,
                 ssl_params=ssl_params,
             )
             self._client = client
@@ -155,6 +163,10 @@ class BrokerClient:
         payload_bytes = _ensure_bytes(payload)
         if IS_MICROPYTHON:
             return client.publish(topic, payload_bytes, retain=retain, qos=qos)
+        
+        if isinstance(topic, bytes):
+            topic = topic.decode('utf-8')
+            
         return client.publish(topic, payload_bytes, qos=qos, retain=retain)
 
     def subscribe(self, topic, qos=2):
@@ -162,6 +174,10 @@ class BrokerClient:
         if IS_MICROPYTHON:
             client.set_callback(self._on_micropython_message)
             return client.subscribe(topic, qos=qos)
+            
+        if isinstance(topic, bytes):
+            topic = topic.decode('utf-8')
+            
         return client.subscribe(topic, qos=qos)
 
     def _on_micropython_message(self, topic, payload):