Ajout des fichiers prod depuis develop

Cuisine_meudon.py

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+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")
+
+# Configuration de la connexion MySQL
+mydb = mysql.connector.connect(
+  host="54.36.188.119",
+  user="michel",
+  password="#SO2&1nf%mZ@jfh",
+  database="Sondes"
+)
+
+# Fonction de callback quand un message est reçu
+def on_message(_client, _userdata, msg):
+    print(f"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 Meudon (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.on_message = on_message
+client.connect("54.36.188.119", 1883, 60)
+client.subscribe("Meudon/#")  # S'abonner à tous les topics commençant par Saclay
+client.loop_forever()  # Rester connecté en continu pour écouter les messages

Cuisine_saclay.py

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+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")
+
+# Configuration de la connexion MySQL
+mydb = mysql.connector.connect(
+  host="54.36.188.119",
+  user="michel",
+  password="#SO2&1nf%mZ@jfh",
+  database="Sondes"
+)
+
+# Fonction de callback quand un message est reçu
+def on_message(_client, _userdata, msg):
+    print(f"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)"
+    val = (frigo_name, msg.payload.decode())
+    cursor.execute(sql, val)
+    mydb.commit()
+
+# Configuration du client MQTT
+client.username_pw_set("Bwps", "scJ5ACj2keRfI^")
+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

Monitor.py

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+#!/home/debian/travail/myenv/bin/python
+# Surveillance continue avec envoi d'alertes par email + log CSV
+
+import mysql.connector
+from datetime import datetime, timedelta
+import time
+import smtplib
+from email.mime.text import MIMEText
+import pandas as pd
+
+# --- Config MySQL ---
+config = {
+    "host": "54.36.188.119",
+    "user": "michel",
+    "password": "#SO2&1nf%mZ@jfh",
+    "database": "Sondes"
+}
+
+# --- Destinataires email ---
+destinataires = ['services@domo91.fr']
+
+# --- Fonction d'envoi de mail ---
+def envoyer_mail(sujet, message, destinataires):
+    msg = MIMEText(message)
+    msg['Subject'] = sujet
+    msg['From'] = 'alertes_saclay@domo91.fr'
+    msg['To'] = ', '.join(destinataires)
+    try:
+        with smtplib.SMTP_SSL('smtp.mail.ovh.net', 465) as server:
+            server.login('alertes_saclay@domo91.fr', 'Kdpke674y23Feq^H')
+            server.sendmail(msg['From'], destinataires, msg.as_string())
+            print(f"📧 Mail envoyé à {destinataires}", flush=True)
+    except Exception as e:
+        print(f"Erreur envoi mail : {e}", flush=True)
+
+# --- Fonction de surveillance ---
+def surveiller():
+    log_entries = []
+    try:
+        conn = mysql.connector.connect(**config)
+        cursor = conn.cursor(dictionary=True)
+
+        cursor.execute("SELECT DISTINCT Lieu FROM Chambres_froides")
+        lieux = [row['Lieu'] for row in cursor.fetchall()]
+
+        for lieu in lieux:
+            table_temp = lieu
+            table_alertes = f"Alertes_{lieu}"
+
+            cursor.execute("SELECT Sonde, Temp_Max FROM Chambres_froides WHERE Lieu=%s AND Etat='ON'", (lieu,))
+            sondes = cursor.fetchall()
+
+            for sonde in sondes:
+                nom_sonde = sonde['Sonde']
+                seuil = sonde['Temp_Max']
+
+                cursor.execute(f"""
+                    SELECT Date, Temperature FROM {table_temp}
+                    WHERE Sonde = %s
+                    ORDER BY Date DESC LIMIT 6
+                """, (nom_sonde,))
+                relevés = cursor.fetchall()
+
+                # Log CSV : tous les relevés analysés
+                for r in relevés:
+                    log_entries.append({
+                        "Date": r['Date'],
+                        "Lieu": lieu,
+                        "Sonde": nom_sonde,
+                        "Température": r['Temperature'],
+                        "Seuil": seuil,
+                        "État": "Dépassement" if r['Temperature'] > seuil else "Normal"
+                    })
+
+                if len(relevés) == 6:
+                    toutes_hors_seuil = all(r['Temperature'] > seuil for r in relevés)
+                    plus_ancien = relevés[-1]['Date']
+                    maintenant = datetime.now()
+
+                    if toutes_hors_seuil and (maintenant - plus_ancien >= timedelta(minutes=30)):
+                        cursor.execute(f"""
+                            SELECT COUNT(*) as total FROM {table_alertes}
+                            WHERE Sonde=%s AND Status='En cours'
+                        """, (nom_sonde,))
+                        en_cours = cursor.fetchone()
+                        if en_cours['total'] == 0:
+                            cursor.execute(
+                                f"INSERT INTO {table_alertes} (Sonde, Debut_defaut, Status) VALUES (%s, NOW(), 'En cours')",
+                                (nom_sonde,)
+                            )
+                            print(f"🚨 Alerte déclenchée pour {nom_sonde} ({lieu})", flush=True)
+                            sujet = f"🚨 ALERTE TEMPÉRATURE - {nom_sonde} ({lieu})"
+                            message = (
+                                f"La sonde '{nom_sonde}' du site '{lieu}' a dépassé le seuil de {seuil}°C "
+                                f"depuis plus de 30 minutes.\nHeure : {datetime.now().strftime('%Y-%m-%d %H:%M:%S')}"
+                            )
+                            envoyer_mail(sujet, message, destinataires)
+
+                # Acquittement automatique
+                cursor.execute(f"""
+                    SELECT Temperature FROM {table_temp}
+                    WHERE Sonde = %s
+                    ORDER BY Date DESC LIMIT 1
+                """, (nom_sonde,))
+                derniere = cursor.fetchone()
+                if derniere and derniere['Temperature'] <= seuil:
+                    cursor.execute(f"""
+                        UPDATE {table_alertes}
+                        SET Status = 'Acquitté'
+                        WHERE Sonde = %s AND Status = 'En cours'
+                    """, (nom_sonde,))
+
+        conn.commit()
+        cursor.close()
+        conn.close()
+
+        # Enregistrer le log
+        if log_entries:
+            df_logs = pd.DataFrame(log_entries)
+            df_logs.to_csv("/home/debian/travail/logs_monitor.csv", sep=";", index=False)
+
+    except Exception as e:
+        print(f"Erreur : {e}", flush=True)
+
+# --- Boucle principale ---
+while True:
+    print(f"📡 Vérification à {datetime.now()}", flush=True)
+    surveiller()
+    time.sleep(300)  # 5 minutes

Streamlit.py

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+# Application Streamlit avec coloration rouge des températures dépassant les seuils dans logs
+
+import streamlit as st
+import mysql.connector
+import pandas as pd
+from datetime import date
+import matplotlib.pyplot as plt
+import matplotlib.dates as mdates
+
+st.set_page_config(page_title="Domo91 - Surveillance", layout="wide")
+st.title("📡 Supervision Températures Multisites")
+
+# --- Configuration base de données ---
+db_config = {
+    "host": "54.36.188.119",
+    "user": "michel",
+    "password": "#SO2&1nf%mZ@jfh",
+    "database": "Sondes"
+}
+
+if "authenticated" not in st.session_state:
+    st.session_state["authenticated"] = False
+    st.session_state["role"] = None
+    st.session_state["lieu_autorise"] = None
+
+# --- Accès aux logs dès connexion superviseur ---
+if st.session_state.get("authenticated") and st.session_state["role"] == "superviseur":
+    st.markdown("### 🔍 Accès à l’analyse des relevés")
+    if st.button("🧾 Analyse des logs Monitor.py"):
+        st.session_state["page"] = "analyse_logs"
+        st.rerun()
+
+# --- Analyse logs si page active ---
+if st.session_state.get("page") == "analyse_logs":
+    st.title("🧾 Analyse des notifications de relevés")
+    try:
+        df_logs = pd.read_csv("/home/debian/travail/logs_monitor.csv", sep=";", parse_dates=["Date"])
+        df_logs["Date_str"] = df_logs["Date"].dt.date
+        dates_dispo = sorted(df_logs["Date_str"].unique(), reverse=True)
+        date_selection = st.selectbox("📅 Sélectionnez une date :", dates_dispo)
+        lieux = sorted(df_logs["Lieu"].unique())
+        lieu_selection = st.selectbox("📍 Site :", lieux)
+        df_filtré = df_logs[(df_logs["Date_str"] == date_selection) & (df_logs["Lieu"] == lieu_selection)]
+        sondes = sorted(df_filtré["Sonde"].unique())
+        sonde_selection = st.selectbox("🧪 Sonde :", sondes)
+        df_sonde = df_filtré[df_filtré["Sonde"] == sonde_selection].copy()
+
+        st.subheader(f"📈 Évolution de la température - {sonde_selection}")
+        fig, ax = plt.subplots(figsize=(10, 4))
+        ax.plot(df_sonde["Date"], df_sonde["Température"], marker='o')
+        ax.set_title(f"{sonde_selection} - {date_selection}")
+        ax.set_xlabel("Heure")
+        ax.set_ylabel("Température (°C)")
+        ax.xaxis.set_major_formatter(mdates.DateFormatter('%H:%M'))
+        st.pyplot(fig)
+
+        st.subheader("📋 Détail des relevés")
+
+        # Coloration conditionnelle des températures > seuil
+        df_sonde["Depassement"] = df_sonde["Température"] > df_sonde["Seuil"]
+        st.dataframe(df_sonde.style.apply(
+            lambda row: [
+                'background-color: red; color: white' if row["Depassement"] and col == "Température" else ''
+                for col in df_sonde.columns
+            ], axis=1
+        ), use_container_width=True)
+
+        st.markdown("---")
+        if st.button("⬅️ Retour à l'accueil"):
+            st.session_state["page"] = None
+            st.rerun()
+
+    except Exception as e:
+        st.error(f"Erreur lecture logs : {e}")
+    st.stop()
+
+
+with st.sidebar:
+    st.markdown("# 🌡️ **Domo91**")
+    st.markdown("Monitoring chambres froides industrielles")
+    st.header("🔐 Connexion")
+    if not st.session_state["authenticated"]:
+        login = st.text_input("Nom d'utilisateur")
+        password = st.text_input("Mot de passe", type="password")
+        if st.button("Se connecter"):
+            try:
+                conn = mysql.connector.connect(**db_config)
+                cursor = conn.cursor(dictionary=True)
+                cursor.execute("SELECT * FROM MotsDePasse WHERE utilisateur = %s", (login,))
+                result = cursor.fetchone()
+                if result and result["mot_de_passe"] == password:
+                    st.session_state["authenticated"] = True
+                    st.session_state["role"] = result["role"]
+                    st.session_state["lieu_autorise"] = result["Lieu"]
+                    st.success(f"Connecté comme {result['role']} ({result['Lieu']})")
+                else:
+                    st.error("Identifiants invalides")
+                cursor.close()
+                conn.close()
+            except Exception as e:
+                st.error(f"Erreur lors de la connexion à la base : {e}")
+    else:
+        st.success(f"Connecté ({st.session_state['role']})")
+        if st.button("🔓 Déconnexion"):
+            st.session_state["authenticated"] = False
+            st.session_state["role"] = None
+            st.session_state["lieu_autorise"] = None
+            st.rerun()
+
+# --- Interface principale
+if st.session_state["authenticated"]:
+    try:
+        conn = mysql.connector.connect(**db_config)
+        cursor = conn.cursor(dictionary=True)
+        sites_possibles = ["Saclay", "Meudon"]
+        if st.session_state["role"] == "superviseur":
+            site_selectionne = st.selectbox("📍 Choisissez un site :", sites_possibles)
+        else:
+            site_selectionne = st.session_state["lieu_autorise"]
+            st.info(f"Site imposé : {site_selectionne}")
+        selected_date = st.date_input("📅 Date du relevé", value=date.today())
+        cursor.execute(
+            f"SELECT * FROM `{site_selectionne}` WHERE DATE(Date) = %s ORDER BY Sonde, Date",
+            (selected_date.strftime("%Y-%m-%d"),)
+        )
+        rows = cursor.fetchall()
+        if rows:
+            df = pd.DataFrame(rows)
+            df["Date"] = pd.to_datetime(df["Date"])
+            sondes = sorted(df["Sonde"].unique())
+            sonde_choisie = st.selectbox("🧪 Choisissez une sonde :", sondes)
+            df_sonde = df[df["Sonde"] == sonde_choisie].copy()
+            df_sonde["Heure"] = df_sonde["Date"].dt.hour
+
+            # 🕓 Filtres horaires
+            st.markdown("### 🕒 Filtrer par moment de la journée")
+            col1, col2, col3 = st.columns(3)
+            filtre_matin = col1.checkbox("Matin (06h-12h)", value=True)
+            filtre_apresmidi = col2.checkbox("Après-midi (12h-18h)", value=True)
+            filtre_nuit = col3.checkbox("Nuit (18h-06h)", value=True)
+
+            # Construction du filtre combiné
+            filtres = []
+            if filtre_matin:
+                filtres.append(df_sonde["Heure"].between(6, 11))
+            if filtre_apresmidi:
+                filtres.append(df_sonde["Heure"].between(12, 17))
+            if filtre_nuit:
+                filtres.append((df_sonde["Heure"] >= 18) | (df_sonde["Heure"] < 6))
+
+            if filtres:
+                filtre_combiné = filtres[0]
+                for f in filtres[1:]:
+                    filtre_combiné |= f
+                df_sonde = df_sonde[filtre_combiné]
+            cursor.execute("SELECT Temp_Max FROM Chambres_froides WHERE Lieu = %s AND Sonde = %s", (site_selectionne, sonde_choisie))
+            seuil = cursor.fetchone()
+            seuil_temp = seuil["Temp_Max"] if seuil else 10
+            st.dataframe(df_sonde, use_container_width=True)
+            st.subheader("📈 Évolution de la température")
+            fig, ax = plt.subplots(figsize=(10, 4))
+            ax.plot(df_sonde["Date"], df_sonde["Temperature"], marker='o', label="Température")
+            ax.axhline(seuil_temp, color='red', linestyle='--', label=f"Seuil {seuil_temp}°C")
+            ax.set_xlabel("Heure")
+            ax.set_ylabel("Température (°C)")
+            ax.set_title(f"{sonde_choisie} - {selected_date.strftime('%d/%m/%Y')}")
+            ax.xaxis.set_major_formatter(mdates.DateFormatter('%H:%M'))
+            ax.legend()
+            st.pyplot(fig)
+        else:
+            st.warning("Aucune donnée trouvée pour cette date.")
+
+        # --- Alertes et bouton vers analyse logs ---
+        st.markdown("---")
+        st.subheader("🚨 Alertes de température")
+        if st.session_state["role"] == "superviseur":
+            if st.button("🧾 Voir les notifications relevées dans Monitor"):
+                st.session_state["page"] = "analyse_logs"
+                st.rerun()
+
+        table_alertes = f"Alertes_{site_selectionne}"
+        voir_toutes = False
+        if st.session_state["role"] == "superviseur":
+            voir_toutes = st.toggle("Afficher toutes les alertes (y compris acquittées)", value=False)
+        if voir_toutes:
+            cursor.execute(f"SELECT * FROM {table_alertes} ORDER BY Debut_defaut DESC")
+        else:
+            cursor.execute(f"SELECT * FROM {table_alertes} WHERE Status = 'En cours' ORDER BY Debut_defaut DESC")
+        alertes = cursor.fetchall()
+        if alertes:
+            for alerte in alertes:
+                cols = st.columns([3, 3, 2, 2, 2])
+                cols[0].markdown(f"**Sonde :** {alerte['Sonde']}")
+                cols[1].markdown(f"**Début :** {alerte['Debut_defaut'].strftime('%Y-%m-%d %H:%M')}")
+                cols[2].markdown(f"**Statut :** {alerte['Status']}")
+                if st.session_state["role"] == "superviseur" and alerte['Status'] == 'En cours':
+                    key_btn = f"acq_{alerte['Id']}"
+                    if cols[4].button("✅ Acquitter", key=key_btn):
+                        cursor.execute(f"UPDATE {table_alertes} SET Status = 'Acquitté' WHERE Id = %s", (alerte['Id'],))
+                        conn.commit()
+                        st.success(f"Alerte acquittée pour {alerte['Sonde']}")
+                        st.rerun()
+        else:
+            st.info("✅ Aucune alerte en cours.")
+
+        # --- Interface admin seuils / ON-OFF ---
+        if st.session_state["role"] == "superviseur":
+            st.markdown("---")
+            st.subheader("🛠️ Paramètres des sondes")
+            cursor.execute("SELECT * FROM Chambres_froides WHERE Lieu = %s", (site_selectionne,))
+            sondes_info = cursor.fetchall()
+            if sondes_info:
+                for sonde in sondes_info:
+                    cols = st.columns([3, 2, 3])
+                    cols[0].markdown(f"**{sonde['Sonde']}**")
+                    etat_key = f"etat_{sonde['Id']}"
+                    seuil_key = f"seuil_{sonde['Id']}"
+                    etat_actuel = sonde["Etat"] == "ON"
+                    new_etat = cols[1].checkbox("Actif", value=etat_actuel, key=etat_key)
+                    new_seuil = cols[2].number_input("Seuil Max", min_value=-30.0, max_value=30.0, value=float(sonde["Temp_Max"]), step=0.5, key=seuil_key)
+                    sonde["_new_etat"] = "ON" if new_etat else "OFF"
+                    sonde["_new_seuil"] = new_seuil
+                if st.button("💾 Enregistrer les modifications"):
+                    try:
+                        for sonde in sondes_info:
+                            cursor.execute("UPDATE Chambres_froides SET Etat = %s, Temp_Max = %s WHERE Id = %s", (sonde["_new_etat"], sonde["_new_seuil"], sonde["Id"]))
+                        conn.commit()
+                        st.success("✅ Modifications enregistrées.")
+                        st.rerun()
+                    except Exception as e:
+                        st.error(f"Erreur lors de la mise à jour : {e}")
+
+        cursor.close()
+        conn.close()
+
+    except Exception as e:
+        st.error(f"Erreur MySQL : {e}")

Telegram_sondes.py

@@ -0,0 +1,323 @@
+import requests
+import mysql.connector
+from datetime import datetime, timedelta
+import time
+import sys
+import os
+import schedule
+
+def connect_db():
+    return mysql.connector.connect(
+        host="54.36.188.119",
+        user="michel",
+        password="#SO2&1nf%mZ@jfh",
+        database="Sondes"
+    )
+
+def envoi_etat_quotidien(cursor, site):
+    token = "8128378340:AAF2sO3gaH1XpMNya_pEslzerqokoCiFRGs"
+    chat_id = get_chat_id(cursor, site)
+    etat_sondes(cursor, site, chat_id, token)
+    print(f"[INFO] État des sondes envoyé pour le site {site}.")
+
+def get_active_sondes(cursor, site):
+    query = "SELECT Sonde, Temp_Max FROM Chambres_froides WHERE Lieu = %s AND Etat = 'On';"
+    cursor.execute(query, (site,))
+    result = cursor.fetchall()
+    return {row[0]: float(row[1]) for row in result}
+
+
+def check_temperature_limits(cursor, table_historique, sonde, limite, duree=30):
+    temps_limite = datetime.now() - timedelta(minutes=duree)
+    query = f"""
+    SELECT Temperature 
+    FROM {table_historique}
+    WHERE Sonde = %s AND Date >= %s 
+    ORDER BY Date DESC LIMIT 6;
+    """
+    cursor.execute(query, (sonde, temps_limite))
+    result = cursor.fetchall()
+    if len(result) == 6 and all(float(temp[0]) > limite for temp in result):
+        return True, float(result[0][0])
+    return False, None
+
+def simulate_alert(db, cursor, site, sonde, chat_id, token):
+    table_alertes = f"Alertes_{site}"
+    print(f"[TEST] tentative d'insertion de sonde : {sonde} dans table {table_alertes}")
+
+    try:
+        query = f"""
+        INSERT INTO {table_alertes} (Sonde, Debut_defaut, Status)
+        VALUES (%s, NOW(), 'test')
+        ON DUPLICATE KEY UPDATE Debut_defaut = NOW(), Status = 'test';
+        """
+        cursor.execute(query, (sonde,))
+        db.commit()
+        print(f"[TEST] insertion ou mise à jour réussie pour {sonde}.")
+    except Exception as e:
+        print(f"[ERREUR] lors de l'insertion test : {e}")
+
+    message = f"⚠️ TEST ALERTE : Simulation d'une alerte pour la sonde {sonde}."
+    url = f"https://api.telegram.org/bot{token}/sendMessage"
+    try:
+        requests.get(url, params={'chat_id': chat_id, 'text': message})
+    except Exception as e:
+        print(f"[ERREUR] lors de l'envoi Telegram : {e}")
+
+def create_alert(db, cursor, table_alertes, sonde, temperature):
+    query = f"""
+    INSERT INTO {table_alertes} (Sonde, Debut_defaut, Status) 
+    VALUES (%s, NOW(), 'en cours');
+    """
+    cursor.execute(query, (sonde,))
+    send_telegram_message(sonde, temperature)
+    print(f"Alerte créée pour la sonde {sonde}")
+    db.commit()
+
+def resolve_alert(cursor, table_alertes, sonde):
+    query = f"""
+    UPDATE {table_alertes}
+    SET Status = 'résolu' 
+    WHERE Sonde = %s AND Status = 'en cours';
+    """
+    cursor.execute(query, (sonde,))
+    print(f"Alerte résolue pour la sonde {sonde}")
+
+def acquitter_alerte(cursor, site, sonde, chat_id, token):
+    table_alertes = f"Alertes_{site}"
+    query = f"""
+    UPDATE {table_alertes}
+    SET Status = 'acquittée'
+    WHERE Sonde = %s AND Status IN ('en cours', 'test');
+    """
+    cursor.execute(query, (sonde,))
+    lignes_modifiees = cursor.rowcount
+
+    if lignes_modifiees > 0:
+        message = f"✅ Alerte acquittée pour la sonde {sonde} par commande Telegram."
+    else:
+        message = f"ℹ️ Aucune alerte active à acquitter pour la sonde {sonde}."
+
+    url = f"https://api.telegram.org/bot{token}/sendMessage"
+    try:
+        requests.get(url, params={'chat_id': chat_id, 'text': message})
+    except Exception as e:
+        print(f"[ERREUR] envoi message Telegram : {e}")
+
+def send_telegram_message(sonde, temperature):
+    token = "5714323406:AAGSj9jrfBHbfxubz3ooabPEizI8aBOLnvE"
+    chat_id = "-1002442631825"
+    message = f"⚠️ Alerte température : La sonde {sonde} dépasse la limite avec une température de {temperature}°C."
+    url = f"https://api.telegram.org/bot{token}/sendMessage"
+    params = {'chat_id': chat_id, 'text': message}
+    try:
+        response = requests.get(url, params=params)
+        if response.status_code == 200:
+            print(f"Message envoyé via Telegram pour la sonde {sonde}.")
+        else:
+            print(f"Erreur lors de l'envoi du message Telegram : {response.status_code}")
+    except Exception as e:
+        print(f"Erreur lors de l'envoi du message Telegram : {e}")
+
+
+def get_chat_id(cursor, site):
+    cursor.execute("SELECT Chat_ID FROM Sites WHERE Nom = %s;", (site,))
+    result = cursor.fetchone()
+    if result:
+        return result[0]
+    else:
+        print(f"Aucun Chat_ID trouvé pour le site {site}")
+        return None
+
+def passer_en_maintenance(cursor, site, sonde, chat_id, token):
+    try:
+        query = """
+        UPDATE Chambres_froides
+        SET Etat = 'Off'
+        WHERE Lieu = %s AND Sonde = %s;
+        """
+        cursor.execute(query, (site, sonde))
+        lignes_modifiees = cursor.rowcount
+
+        if lignes_modifiees > 0:
+            message = f"🛠️ La sonde {sonde} a été passée en mode maintenance (OFF)."
+        else:
+            message = f"⚠️ Sonde {sonde} introuvable pour le site {site}."
+
+        url = f"https://api.telegram.org/bot{token}/sendMessage"
+        requests.get(url, params={'chat_id': chat_id, 'text': message})
+
+    except Exception as e:
+        print(f"[ERREUR] lors du passage en maintenance : {e}")
+
+def reactiver_sonde(cursor, site, sonde, chat_id, token):
+    try:
+        query = """
+        UPDATE Chambres_froides
+        SET Etat = 'On'
+        WHERE Lieu = %s AND Sonde = %s;
+        """
+        cursor.execute(query, (site, sonde))
+        lignes_modifiees = cursor.rowcount
+
+        if lignes_modifiees > 0:
+            message = f"✅ La sonde {sonde} a été réactivée (ON)."
+        else:
+            message = f"⚠️ Sonde {sonde} introuvable pour le site {site}."
+
+        url = f"https://api.telegram.org/bot{token}/sendMessage"
+        requests.get(url, params={'chat_id': chat_id, 'text': message})
+
+    except Exception as e:
+        print(f"[ERREUR] lors de la réactivation : {e}")
+
+def etat_sondes(cursor, site, chat_id, token):
+    query = "SELECT Sonde, Etat FROM Chambres_froides WHERE Lieu = %s ORDER BY Sonde;"
+    cursor.execute(query, (site,))
+    result = cursor.fetchall()
+
+    message = f"📊 État des sondes - {site} :\n"
+    for sonde, etat in result:
+        symbole = "🟢" if etat.upper() == "ON" else "🔴"
+        message += f"{symbole} {sonde} ({etat.upper()})\n"
+
+    url = f"https://api.telegram.org/bot{token}/sendMessage"
+    requests.get(url, params={'chat_id': chat_id, 'text': message})
+
+def monitor_temperatures_simple(site, db, cursor):
+    table_historique = site
+    table_alertes = f"Alertes_{site}"
+    sondes = get_active_sondes(cursor, site)
+    print(f"[MONITORING] Sondes actives pour {site} : {sondes}")
+
+    for sonde, limite in sondes.items():
+        alert_needed, temperature = check_temperature_limits(cursor, table_historique, sonde, limite)
+        if alert_needed:
+            create_alert(db, cursor, table_alertes, sonde, temperature)
+        else:
+            resolve_alert(cursor, table_alertes, sonde)
+
+    db.commit()
+    print("[MONITORING] Vérification des sondes terminée.")
+
+def monitor_temperatures(site):
+    db = connect_db()
+    cursor = db.cursor()
+
+    table_historique = site  # Ex: Saclay
+    table_alertes = f"Alertes_{site}"  # Ex: Alertes_Saclay
+
+    sondes = get_active_sondes(cursor, site)
+    print(f"Sondes actives pour le site {site} :", sondes)
+
+    for sonde, limite in sondes.items():
+        alert_needed, temperature = check_temperature_limits(cursor, table_historique, sonde, limite)
+        if alert_needed:
+            create_alert(db, cursor, table_alertes, sonde, temperature)
+        else:
+            resolve_alert(cursor, table_alertes, sonde)
+
+    db.commit()
+    listen_for_commands(db, cursor, site)
+    cursor.close()
+    db.close()
+
+def listen_for_commands(db, cursor, site):
+    token = "5714323406:AAGSj9jrfBHbfxubz3ooabPEizI8aBOLnvE"
+    chat_id = get_chat_id(cursor, site)
+    offset_file = os.path.join(os.path.dirname(__file__), f"last_update_id_{site}.txt")
+
+    try:
+        with open(offset_file, 'r') as f:
+            last_update_id = int(f.read().strip())
+    except FileNotFoundError:
+        last_update_id = None
+
+    url = f"https://api.telegram.org/bot{token}/getUpdates"
+    if last_update_id is not None:
+        url += f"?offset={last_update_id + 1}"
+
+    try:
+        response = requests.get(url)
+        data = response.json()
+
+        if "result" in data:
+            for update in data["result"]:
+                update_id = update["update_id"]
+
+                if "message" in update:
+                    message = update["message"]["text"]
+                    print(f"[CMD] Message reçu : {message}")
+
+                    if message.lower().startswith("/etat"):
+                        etat_sondes(cursor, site, chat_id, token)
+
+                    elif message.lower().startswith("/acquitter"):
+                        parts = message.strip().split(" ", 1)
+                        if len(parts) == 2 and parts[1].strip():
+                            sonde = parts[1].strip()
+                            acquitter_alerte(cursor, site, sonde, chat_id, token)
+                            db.commit()
+                        else:
+                            erreur_msg = "❌ Utilisation incorrecte. Format attendu : /acquitter <nom_sonde>"
+                            requests.get(f"https://api.telegram.org/bot{token}/sendMessage",
+                                         params={'chat_id': chat_id, 'text': erreur_msg})
+                    elif message.lower().startswith("/maintenance"):
+                        parts = message.strip().split(" ", 1)
+                        if len(parts) == 2 and parts[1].strip():
+                            sonde = parts[1].strip()
+                            passer_en_maintenance(cursor, site, sonde, chat_id, token)
+                            db.commit()
+                        else:
+                            erreur_msg = "❌ Utilisation incorrecte. Format attendu : /maintenance <nom_sonde>"
+                            requests.get(f"https://api.telegram.org/bot{token}/sendMessage",
+                                         params={'chat_id': chat_id, 'text': erreur_msg})
+                    elif message.lower().startswith("/reactiver"):
+                        parts = message.strip().split(" ", 1)
+                        if len(parts) == 2 and parts[1].strip():
+                            sonde = parts[1].strip()
+                            reactiver_sonde(cursor, site, sonde, chat_id, token)
+                            db.commit()
+                        else:
+                            erreur_msg = "❌ Utilisation incorrecte. Format attendu : /reactiver <nom_sonde>"
+                            requests.get(f"https://api.telegram.org/bot{token}/sendMessage",
+                                         params={'chat_id': chat_id, 'text': erreur_msg})
+                    elif message.lower().startswith("/test"):
+                        parts = message.strip().split(" ", 1)
+                        if len(parts) == 2 and parts[1].strip():
+                            sonde = parts[1].strip()
+                            simulate_alert(db, cursor, site, sonde, chat_id, token)
+                        else:
+                            erreur_msg = "❌ Utilisation incorrecte. Format attendu : /test <nom_sonde>"
+                            requests.get(f"https://api.telegram.org/bot{token}/sendMessage",
+                                         params={'chat_id': chat_id, 'text': erreur_msg})
+
+                with open(offset_file, 'w') as f:
+                    f.write(str(update_id))
+
+    except Exception as e:
+        print(f"Erreur lors de la lecture des commandes Telegram : {e}")
+
+
+def main():
+    site = sys.argv[1] if len(sys.argv) > 1 else "Saclay"
+    db = connect_db()
+    cursor = db.cursor()
+
+    # ✅ Planification : tous les jours à 07:00 → état des sondes
+    schedule.every().day.at("07:00").do(envoi_etat_quotidien, cursor=cursor, site=site)
+
+    # ✅ Planification : toutes les 2m30 → surveillance
+    schedule.every(2).minutes.do(monitor_temperatures_simple, site=site, db=db, cursor=cursor)
+
+    try:
+        while True:
+            schedule.run_pending()
+            listen_for_commands(db, cursor, site)
+            time.sleep(2)  # petite pause pour ne pas surcharger Telegram
+    finally:
+        cursor.close()
+        db.close()
+
+if __name__ == "__main__":
+    main()