414 lines
17 KiB
Python
414 lines
17 KiB
Python
#!/usr/bin/env python3
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# -*- coding: utf-8 -*-
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SITE = "Meudon"
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PROGRAM_NAME = f"Monitor_{SITE}"
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import os, re, time, ssl, smtplib, logging
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import datetime as dt
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from email.message import EmailMessage
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from typing import List
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from dotenv import load_dotenv, find_dotenv
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load_dotenv(find_dotenv(usecwd=True), override=False)
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import mysql.connector
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from mysql.connector import Error as MySQLError
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try:
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import ovh
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from ovh.exceptions import APIError as OVHAPIError
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_ovh_available = True
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except Exception:
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ovh = None # type: ignore
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class OVHAPIError(Exception): pass
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_ovh_available = False
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try:
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import paho.mqtt.client as mqtt
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_mqtt_ok = True
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except Exception:
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_mqtt_ok = False
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log = logging.getLogger(PROGRAM_NAME.lower())
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if not log.handlers:
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logging.basicConfig(level=logging.INFO, format="%(asctime)s %(levelname)s %(message)s")
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def get_db():
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cnx = mysql.connector.connect(
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host=os.getenv("DB_HOST", "localhost"),
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user=os.getenv("DB_USER"),
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password=os.getenv("DB_PASS"),
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database=os.getenv("DB_NAME", "Sondes"),
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port=int(os.getenv("DB_PORT", "3306")),
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autocommit=True,
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)
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return cnx
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def lire_sondes_depuis_db(site: str):
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table = site
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sql = f"""
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SELECT t1.Sonde, t1.Temperature, t1.Date
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FROM `{table}` t1
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JOIN (
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SELECT Sonde, MAX(Date) AS MaxDate
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FROM `{table}`
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GROUP BY Sonde
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) t2 ON t1.Sonde=t2.Sonde AND t1.Date=t2.MaxDate
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"""
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cnx = get_db()
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try:
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cur = cnx.cursor(dictionary=True)
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cur.execute(sql)
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rows = cur.fetchall()
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for r in rows:
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r["Temperature"] = float(r["Temperature"])
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return rows
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except MySQLError as err:
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log.exception("Erreur DB (lire_sondes_depuis_db): %s", err)
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return []
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finally:
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cnx.close()
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def lire_seuils_depuis_db(site: str):
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sql = """
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SELECT Sonde, Temp_Max
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FROM Chambres_froides
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WHERE Lieu=%s AND Etat='ON'
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"""
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cnx = get_db()
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seuils = {}
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try:
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cur = cnx.cursor()
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cur.execute(sql, (site,))
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for sonde, s in cur.fetchall():
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seuils[str(sonde)] = float(s)
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return seuils
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except MySQLError as err:
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log.exception("Erreur DB (lire_seuils_depuis_db): %s", err)
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return seuils
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finally:
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cnx.close()
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def depassement_depuis_30min(site: str, sonde: str, seuil: float) -> bool:
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table = site
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cnx = get_db()
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try:
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cur = cnx.cursor()
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cur.execute(f"""
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SELECT Temperature, Date
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FROM `{table}`
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WHERE Sonde=%s
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ORDER BY Date DESC
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LIMIT 1
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""", (sonde,))
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last = cur.fetchone()
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if not last: return False
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last_temp, last_date = float(last[0]), last[1]
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if last_temp <= float(seuil): return False
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cur.execute(f"""
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SELECT MIN(Date)
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FROM `{table}`
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WHERE Sonde=%s AND Temperature > %s AND Date >= (NOW() - INTERVAL 120 MINUTE)
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""", (sonde, float(seuil)))
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first_over = cur.fetchone()[0]
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if not first_over: return False
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now = dt.datetime.now(tz=getattr(first_over, "tzinfo", None))
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return (now - first_over) >= dt.timedelta(minutes=30)
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except MySQLError as err:
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log.exception("Erreur DB (depassement_depuis_30min): %s", err); return False
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finally:
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cnx.close()
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def alerte_en_cours(site: str, sonde: str) -> bool:
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table = f"Alertes_{site}"
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cnx = get_db()
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try:
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cur = cnx.cursor()
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cur.execute(f"SELECT 1 FROM `{table}` WHERE `Sonde`=%s AND `Etat`='En cours' LIMIT 1", (sonde,))
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return cur.fetchone() is not None
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except MySQLError as err:
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log.exception("Erreur DB (alerte_en_cours): %s", err); return False
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finally:
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cnx.close()
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def any_alert_open(site: str) -> bool:
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table = f"Alertes_{site}"
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cnx = get_db()
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try:
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cur = cnx.cursor()
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cur.execute(f"SELECT 1 FROM `{table}` WHERE `Etat`='En cours' LIMIT 1")
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return cur.fetchone() is not None
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except MySQLError as err:
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log.exception("Erreur DB (any_alert_open): %s", err); return False
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finally:
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cnx.close()
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def creer_alerte(site: str, sonde: str):
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table = f"Alertes_{site}"
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cnx = get_db()
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try:
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cur = cnx.cursor()
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cur.execute(f"INSERT INTO `{table}` (`Sonde`, `Debut_defaut`, `Etat`) VALUES (%s, NOW(), 'En cours')", (sonde,))
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cnx.commit()
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except MySQLError as err:
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log.exception("Erreur DB (creer_alerte): %s", err)
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finally:
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cnx.close()
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def acquitter_alerte(site: str, sonde: str):
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table = f"Alertes_{site}"
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cnx = get_db()
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try:
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cur = cnx.cursor()
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cur.execute(f"UPDATE `{table}` SET `Etat`='Acquitté' WHERE `Sonde`=%s AND `Etat`='En cours'", (sonde,))
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cnx.commit()
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except MySQLError as err:
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log.exception("Erreur DB (acquitter_alerte): %s", err)
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finally:
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cnx.close()
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def _split_list(raw: str | None) -> list[str]:
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return [x.strip() for x in re.split(r"[;,]", raw or "") if x.strip()]
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def _parse_labeled_phones(raw: str | None) -> list[tuple[str, str]]:
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out: list[tuple[str, str]] = []
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for tok in re.split(r"[;,]", raw or ""):
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tok = tok.strip()
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if not tok: continue
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if ":" in tok:
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name, num = tok.split(":", 1); out.append((name.strip(), num.strip()))
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else:
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out.append(("", tok))
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return out
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def _resolve_sms_receivers(labeled: list[tuple[str, str]]) -> list[str]:
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only = os.getenv("ALERT_SMS_ONLY")
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if not only: return [num for (_n,num) in labeled]
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allow = {x.strip() for x in re.split(r"[;,]", only) if x.strip()}
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return [num for (name,num) in labeled if (name and name in allow) or (num in allow)]
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def _human_labeled_list(labeled: list[tuple[str, str]]) -> str:
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return ", ".join([f"{n}({p})" if n else p for n,p in labeled])
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class Notifier:
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def __init__(self):
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self.ovh_enabled = _ovh_available and all(
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os.getenv(k) for k in ("OVH_APPLICATION_KEY","OVH_APPLICATION_SECRET","OVH_CONSUMER_KEY","OVH_SMS_SERVICE","OVH_SMS_SENDER")
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)
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if self.ovh_enabled:
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self.ovh_client = ovh.Client(
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endpoint=os.getenv("OVH_ENDPOINT","ovh-eu"),
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application_key=os.getenv("OVH_APPLICATION_KEY"),
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application_secret=os.getenv("OVH_APPLICATION_SECRET"),
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consumer_key=os.getenv("OVH_CONSUMER_KEY"),
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)
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self.ovh_service = os.getenv("OVH_SMS_SERVICE")
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self.ovh_sender = os.getenv("OVH_SMS_SENDER")
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raw_sms = (os.getenv("ALERT_SMS_TO_Meudon") or os.getenv("ALERT_SMS_TO_MEUDON") or os.getenv("ALERT_SMS_TO"))
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self.sms_labeled = _parse_labeled_phones(raw_sms)
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else:
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self.sms_labeled = []
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self.smtp_host = os.getenv("SMTP_HOST")
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self.smtp_port = int(os.getenv("SMTP_PORT","465"))
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self.smtp_user = os.getenv("SMTP_USER")
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self.smtp_pass = os.getenv("SMTP_PASS")
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self.smtp_security = (os.getenv("SMTP_SECURITY","SSL") or "SSL").upper()
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raw_mail_to = (os.getenv("MAIL_TO_Meudon") or os.getenv("MAIL_TO_MEUDON") or os.getenv("MAIL_TO") or "")
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self.mail_to = _split_list(raw_mail_to)
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self.mail_from = (os.getenv("MAIL_FROM_Meudon") or os.getenv("MAIL_FROM_MEUDON") or os.getenv("MAIL_FROM") or self.smtp_user)
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self.smtp_enabled = all([self.smtp_host, self.smtp_port, self.smtp_user, self.smtp_pass, self.mail_to])
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def send_sms(self, message: str, tag: str = f"monitor-{SITE.lower()}") -> bool:
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if not self.ovh_enabled or not self.sms_labeled:
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log.warning("SMS désactivé ou aucun destinataire."); return False
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receivers = _resolve_sms_receivers(self.sms_labeled)
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if not receivers:
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log.warning("ALERT_SMS_ONLY filtre tous les destinataires."); return False
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payload = {
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"sender": self.ovh_sender, "receivers": receivers, "message": message[:1600],
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"priority": "high", "coding": "7bit", "class": "phoneDisplay",
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"noStopClause": True, "senderForResponse": False, "validityPeriod": 2880, "tag": tag,
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}
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try:
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log.info("Envoi SMS vers: %s", _human_labeled_list([(n,p) for (n,p) in self.sms_labeled if p in receivers]))
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resp = self.ovh_client.post(f"/sms/{self.ovh_service}/jobs", **payload)
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ids = resp.get("ids") or []; log.info("SMS OVH envoyé (job ids=%s)", ids)
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try:
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if ids:
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job_id = ids[0]
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for _ in range(3):
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job = self.ovh_client.get(f"/sms/{self.ovh_service}/jobs/{job_id}")
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if job.get("status") in ("done","error","cancelled"): log.info("Statut job SMS: %s", job.get("status")); break
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time.sleep(1.5)
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except Exception as e: log.debug("Suivi job OVH indisponible (OK): %s", e)
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return True
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except OVHAPIError as err: log.exception("Erreur API OVH: %s", err); return False
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except Exception as err: log.exception("Echec envoi SMS OVH: %s", err); return False
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def send_email(self, subject: str, body: str) -> bool:
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if not self.smtp_enabled:
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log.warning("SMTP non configuré, email non envoyé."); return False
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msg = EmailMessage(); msg["From"]=self.mail_from; msg["To"]=", ".join(self.mail_to); msg["Subject"]=subject; msg.set_content(body)
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timeout = int(os.getenv("SMTP_TIMEOUT","60")); debug = os.getenv("SMTP_DEBUG","0")=="1"
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def _send_ssl():
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with smtplib.SMTP_SSL(self.smtp_host,465,context=ssl.create_default_context(),timeout=timeout) as s:
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if debug: s.set_debuglevel(1); s.login(self.smtp_user,self.smtp_pass); s.send_message(msg)
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def _send_starttls():
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with smtplib.SMTP(self.smtp_host,self.smtp_port,timeout=timeout) as s:
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if debug: s.set_debuglevel(1); s.ehlo(); s.starttls(context=ssl.create_default_context()); s.ehlo()
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s.login(self.smtp_user,self.smtp_pass); s.send_message(msg)
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try:
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if self.smtp_security=="STARTTLS":
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try: _send_starttls()
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except (smtplib.SMTPServerDisconnected, TimeoutError, smtplib.SMTPConnectError) as err:
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log.warning("STARTTLS/587 a échoué (%s). Tentative SSL/465...", err); _send_ssl()
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else: _send_ssl()
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log.info("Email envoyé à %s", self.mail_to); return True
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except (smtplib.SMTPException, ssl.SSLError, TimeoutError) as err: log.exception("Erreur SMTP: %s", err); return False
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except Exception as err: log.exception("Echec envoi email: %s", err); return False
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from zoneinfo import ZoneInfo
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PARIS = ZoneInfo("Europe/Paris")
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def fmt_deg(v: float) -> str: s=f"{float(v):.1f}".replace(".", ","); return f"{s}°C"
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def now_paris()->dt.datetime: return dt.datetime.now(tz=PARIS)
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def build_alert_text(site,sonde,temp,seuil,when=None):
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when=when or now_paris(); subject=f"[ALERTE {site}] {sonde} au-dessus du seuil"
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lines=[subject+":",f"Sonde: {sonde}",f"Température: {fmt_deg(temp)} (seuil {fmt_deg(seuil)})",f"Site: {site}",f"Heure: {when.strftime('%Y-%m-%d %H:%M:%S')}"]
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txt="\n".join(lines); return subject,txt,txt
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def build_ok_text(site,sonde,temp,seuil,when=None):
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when=when or now_paris(); subject=f"[OK {site}] {sonde} revenue normale"
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lines=[subject+":",f"Sonde: {sonde}",f"Température: {fmt_deg(temp)} <= seuil {fmt_deg(seuil)}",f"Site: {site}",f"Heure: {when.strftime('%Y-%m-%d %H:%M:%S')}"]
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txt="\n".join(lines); return subject,txt,txt
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# ========= Gyrophare MQTT =========
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class MQTTPublisher:
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def __init__(self, site: str):
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self.enabled = (_mqtt_ok and (os.getenv("GYRO_MODE", "").lower() == "mqtt"))
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self.site = site
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self.topic = (os.getenv(f"GYRO_MQTT_TOPIC_{site}") or
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os.getenv(f"GYRO_MQTT_TOPIC_{site.capitalize()}"))
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self.last_state: bool | None = None
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if not self.enabled:
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log.info("Gyro MQTT désactivé (GYRO_MODE != mqtt ou paho-mqtt absent).")
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return
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if not self.topic:
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log.warning("Topic MQTT manquant pour %s (GYRO_MQTT_TOPIC_%s)", site, site)
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self.enabled = False
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return
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host = os.getenv("MQTT_HOST", "localhost")
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port = int(os.getenv("MQTT_PORT", "1883"))
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user = os.getenv("MQTT_USER")
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pwd = os.getenv("MQTT_PASS")
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tls = (os.getenv("MQTT_TLS", "0") == "1")
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# --- Création du client MQTT : compatible paho 1.x et 2.x ---
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cbver = getattr(mqtt, "CallbackAPIVersion", None)
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if cbver is not None:
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# paho >= 2.x : on choisit la meilleure constante disponible
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api_v = (
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getattr(cbver, "VERSION2", None) # paho 2.x
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or getattr(cbver, "V5", None) # certaines builds
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or getattr(cbver, "v5", None) # fallback
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or getattr(cbver, "V311", None) # dernier recours
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)
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try:
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self.client = mqtt.Client(callback_api_version=api_v) if api_v else mqtt.Client()
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except TypeError:
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# vieux paho ne supporte pas l’argument callback_api_version
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self.client = mqtt.Client()
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else:
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# paho 1.x
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self.client = mqtt.Client()
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# ------------------------------------------------------------
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if user and pwd:
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self.client.username_pw_set(user, pwd)
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if tls:
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self.client.tls_set()
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try:
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self.client.connect(host, port, keepalive=30)
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self.client.loop_start()
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log.info("MQTT connecté (%s:%s), topic=%s", host, port, self.topic)
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except Exception as e:
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log.exception("MQTT connexion impossible: %s", e)
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self.enabled = False
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def set(self, on: bool):
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if not self.enabled:
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return
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if self.last_state is not None and self.last_state == on:
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return
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payload = "on" if on else "off"
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try:
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r = self.client.publish(self.topic, payload=payload, qos=1, retain=True)
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r.wait_for_publish(timeout=3)
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if r.rc != 0:
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log.warning("MQTT publish rc=%s (topic=%s)", r.rc, self.topic)
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else:
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log.info("Gyro %s -> %s (MQTT)", self.site, payload.upper())
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self.last_state = on
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except Exception as e:
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log.exception("MQTT publish erreur: %s", e)
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notifier = Notifier()
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beacon = MQTTPublisher(SITE)
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def notifier_sur_depassement(site,sonde,temp,seuil):
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subject,sms_text,email_body=build_alert_text(site,sonde,temp,seuil)
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notifier.send_sms(sms_text); notifier.send_email(subject,email_body)
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try: beacon.set(True)
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except Exception: pass
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def notifier_acquittement(site,sonde,temp,seuil):
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subject,sms_text,_=build_ok_text(site,sonde,temp,seuil)
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notifier.send_sms(sms_text)
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try:
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if not any_alert_open(site): beacon.set(False)
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except Exception: pass
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def run_monitor_cycle(site: str = SITE):
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sondes=lire_sondes_depuis_db(site); seuils=lire_seuils_depuis_db(site)
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for r in sondes:
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nom=str(r["Sonde"]); temp=float(r["Temperature"]); seuil=float(seuils.get(nom,6.0))
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if temp>seuil:
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if depassement_depuis_30min(site,nom,seuil) and not alerte_en_cours(site,nom):
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creer_alerte(site,nom); notifier_sur_depassement(site,nom,temp,seuil)
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else:
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if alerte_en_cours(site,nom):
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acquitter_alerte(site,nom); notifier_acquittement(site,nom,temp,seuil)
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def run_monitor_loop(site: str = SITE, period_sec: int = 300):
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log.info("%s démarré (site=%s, période=%ss) ✅", PROGRAM_NAME, site, period_sec)
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while True:
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t0=time.time()
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try: run_monitor_cycle(site)
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except Exception as err: log.exception("Erreur cycle monitoring: %s",err)
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time.sleep(max(0, period_sec-(time.time()-t0)))
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if __name__=="__main__":
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import argparse
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p=argparse.ArgumentParser(description=PROGRAM_NAME)
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p.add_argument("--period",type=int,default=300)
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p.add_argument("--test-sms",action="store_true")
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p.add_argument("--test-mail",action="store_true")
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p.add_argument("--test-alert",action="store_true")
|
||
p.add_argument("--test-ok",action="store_true")
|
||
p.add_argument("--once",action="store_true")
|
||
args=p.parse_args()
|
||
|
||
if args.test_sms: notifier.send_sms("TEST DOMO91 (transactionnel)")
|
||
elif args.test_mail: notifier.send_email(f"[TEST {SITE}] Mail","OK")
|
||
elif args.test_alert: notifier_sur_depassement(SITE,"Congelateur",-14.5,-15.0)
|
||
elif args.test_ok: notifier_acquittement(SITE,"Congelateur",-15.2,-15.0)
|
||
else:
|
||
if args.once: run_monitor_cycle(SITE)
|
||
else: run_monitor_loop(SITE,period_sec=args.period)
|