🔒 Sécurisation via .env + refactorisation Monitor et MQTT

Cuisine_saclay.py

@@ -1,30 +1,35 @@
 import paho.mqtt.client as mqttClient
-client = mqttClient.Client()
 import mysql.connector
-import sys
-sys.path.insert(0, "/myenv/lib/python3.11.2/site-packages")
+import os
+from dotenv import load_dotenv
 
-# Configuration de la connexion MySQL
+load_dotenv()
+
+# Site figé ici
+site = "Saclay"
+
+# Connexion MySQL
 mydb = mysql.connector.connect(
-  host="54.36.188.119",
-  user="michel",
-  password="#SO2&1nf%mZ@jfh",
-  database="Sondes"
+    host=os.getenv("DB_HOST"),
+    user=os.getenv("DB_USER"),
+    password=os.getenv("DB_PASSWORD"),
+    database=os.getenv("DB_NAME")
 )
 
-# Fonction de callback quand un message est reçu
+# Callback MQTT
 def on_message(_client, _userdata, msg):
-    print(f"Message reçu sur {msg.topic}: {msg.payload.decode()}")
+    print(f"[{site}] Message reçu sur {msg.topic}: {msg.payload.decode()}")
     cursor = mydb.cursor()
-    frigo_name = msg.topic.split('/')[-1]  # Prend la dernière partie après le "/"
-    sql = "INSERT INTO Saclay (Sonde, Temperature) VALUES (%s, %s)"
+    frigo_name = msg.topic.split('/')[-1]
+    sql = f"INSERT INTO {site} (Sonde, Temperature) VALUES (%s, %s)"
     val = (frigo_name, msg.payload.decode())
     cursor.execute(sql, val)
     mydb.commit()
 
-# Configuration du client MQTT
-client.username_pw_set("Bwps", "scJ5ACj2keRfI^")
+# Client MQTT
+client = mqttClient.Client()
+client.username_pw_set(os.getenv("MQTT_USER"), os.getenv("MQTT_PASSWORD"))
 client.on_message = on_message
-client.connect("54.36.188.119", 1883, 60)
-client.subscribe("Saclay/#")  # S'abonner à tous les topics commençant par Saclay
-client.loop_forever()  # Rester connecté en continu pour écouter les messages
+client.connect(os.getenv("MQTT_HOST"), 1883, 60)
+client.subscribe(f"{site}/#")
+client.loop_forever()