88 lines
2.8 KiB
Python
88 lines
2.8 KiB
Python
# app/utils/logging.py
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import logging
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import os
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import shutil
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from logging.handlers import TimedRotatingFileHandler
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from datetime import datetime, timedelta
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LOG_DIR = app.config['LOG_DIR']
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os.makedirs(LOG_DIR, exist_ok=True)
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def cleanup_old_log_dirs(max_age_days=90):
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"""
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Löscht Monatsordner in logs/, die älter als max_age_days sind.
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Beispiel: logs/2025-11/ wird gelöscht, wenn älter als 90 Tage.
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"""
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if not os.path.exists(LOG_DIR):
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return
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cutoff_date = datetime.now() - timedelta(days=max_age_days)
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cutoff_str = cutoff_date.strftime('%Y-%m')
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deleted = 0
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for subdir in os.listdir(LOG_DIR):
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subdir_path = os.path.join(LOG_DIR, subdir)
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if os.path.isdir(subdir_path):
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try:
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subdir_date = datetime.strptime(subdir, '%Y-%m')
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if subdir_date < cutoff_date:
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shutil.rmtree(subdir_path)
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deleted += 1
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logger.info(f"Alten Log-Ordner gelöscht: {subdir_path}")
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except ValueError:
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# Kein gültiges Datumsformat → überspringen
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continue
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except Exception as e:
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logger.error(f"Fehler beim Löschen von {subdir_path}: {e}")
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if deleted > 0:
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logger.info(f"Insgesamt {deleted} alte Log-Ordner bereinigt")
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else:
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logger.debug("Keine alten Log-Ordner zum Bereinigen gefunden")
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def setup_logging(app):
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"""
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Richtet das Logging ein: tägliche Dateien in Unterordnern + Trennung info/error.
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Ruft auch einmalig cleanup auf.
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"""
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# Cleanup beim Start
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cleanup_old_log_dirs(90)
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today = datetime.now().strftime('%Y-%m')
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subdir = os.path.join(LOG_DIR, today)
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os.makedirs(subdir, exist_ok=True)
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base = os.path.join(subdir, datetime.now().strftime('%d'))
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# Info-Handler
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info_handler = logging.FileHandler(f"{base}-info.log")
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info_handler.setLevel(logging.INFO)
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info_handler.setFormatter(logging.Formatter(
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'%(asctime)s | %(levelname)-8s | %(message)s',
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datefmt='%Y-%m-%d %H:%M:%S'
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))
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# Error-Handler
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error_handler = logging.FileHandler(f"{base}-error.log")
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error_handler.setLevel(logging.WARNING)
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error_handler.setFormatter(logging.Formatter(
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'%(asctime)s | %(levelname)-8s | %(message)s\n%(pathname)s:%(lineno)d\n',
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datefmt='%Y-%m-%d %H:%M:%S'
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))
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# Root-Logger konfigurieren
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logger = logging.getLogger()
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logger.setLevel(logging.DEBUG)
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logger.handlers.clear()
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logger.addHandler(info_handler)
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logger.addHandler(error_handler)
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# Konsole
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console = logging.StreamHandler()
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console.setLevel(logging.INFO)
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console.setFormatter(info_handler.formatter)
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logger.addHandler(console)
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logger.info("Logging eingerichtet – tägliche Trennung info/error")
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logger.info(f"Logs heute: {base}-info.log / {base}-error.log")
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