V 1.0.0 - erste Version
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main.py
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102
main.py
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'''
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Webseiten auf citysensor prüfen
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Täglich morgens um 07:20 (mit Hilfe des cron) prüfen, ob die 3 citysensor-Seiten (Lärm, Multigeiger und Feinstaub)
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erreichbar sind. Wenn nicht, eine Meldung per E-Mail absetzen
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*** Versiongeschichte
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V 1.0.0 2025-08-03 rxf
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- erste laufende Version
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'''
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VERSION = "1.0.0"
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VDATE = "2025-08-04"
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import requests
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import os, smtplib
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from email.mime.text import MIMEText
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from email.mime.multipart import MIMEMultipart
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from dotenv import load_dotenv
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# -----------------------
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# Einstellungen
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# -----------------------
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# 1. Optional: Lade .env, falls vorhanden (nur wenn lokal vorhanden)
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env_path = os.path.join(os.path.dirname(__file__), '.env')
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if os.path.exists(env_path):
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load_dotenv(dotenv_path=env_path)
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print("⚙️ .env-Datei geladen")
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else:
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print("⚙️ Keine .env-Datei gefunden, verwende Docker-/Systemvariablen")
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# E-Mail-Konfiguration
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EMAIL_ABSENDER = os.getenv("GMX_EMAIL")
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EMAIL_EMPFÄNGER = "rexfue@gmail.com"
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SMTP_SERVER = "smtp.gmx.com"
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SMTP_PORT = 465
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SMTP_USER = os.getenv("GMX_EMAIL")
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SMTP_PASS = os.getenv("GMX_PASSWORD")
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print(f"Citysensor-Check\r\nVersion {VERSION} vom {VDATE}")
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alleOK = True
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load_dotenv()
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# -----------------------
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# E-Mail senden
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# -----------------------
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def sendmail(s,b):
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msg = MIMEMultipart()
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msg["From"] = EMAIL_ABSENDER
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msg["To"] = EMAIL_EMPFÄNGER
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msg["Subject"] = s
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msg.attach(MIMEText(b, "plain"))
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try:
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with smtplib.SMTP_SSL(SMTP_SERVER, SMTP_PORT) as server:
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server.login(SMTP_USER, SMTP_PASS)
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server.send_message(msg)
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print("📧 Benachrichtigungs-Mail gesendet.")
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except Exception as e:
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print(f"❌ Fehler beim Senden der Mail: {e}")
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# -----------------------
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# Fehler melden
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# -----------------------
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def meldError(u, e):
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global alleOK
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print(f"❌ Fehler beim Abrufen von {urls[i]} ({e})")
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body = f"{u} ist nicht erreichbar"
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subject = f"⚠️ {u} antwortet nicht! {e}"
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sendmail(subject, body)
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alleOK = False
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# -----------------------
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# Webseiten checken
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# -----------------------
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urls = [ "https://laerm.citysensor.de",
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"https://multigeiger.citysensor.de",
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"https://feinstaub.citysensor.de" ]
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for i in range(len(urls)):
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try:
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res = requests.get(urls[i])
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if res.status_code != 200:
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meldError(urls[i],"")
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except:
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meldError(urls[i],"Exception")
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if alleOK:
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print("Alle 3 erreichbar")
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body = "Gut so"
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subject = "✅ citysensor.de ist OK"
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sendmail(subject, body)
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