"feat: Refactor database connection in app.py and myp.db-shm"
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19cd1e55e2
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@ -4267,164 +4267,6 @@ def trigger_queue_check():
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# ===== ENDE QUEUE-MANAGER-API-ENDPUNKTE =====
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# ===== STARTUP UND MAIN =====
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if __name__ == "__main__":
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import sys
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import signal
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import os
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# Debug-Modus prüfen
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debug_mode = len(sys.argv) > 1 and sys.argv[1] == "--debug"
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# Windows-spezifische Umgebungsvariablen setzen für bessere Flask-Kompatibilität
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if os.name == 'nt' and debug_mode:
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# Entferne problematische Werkzeug-Variablen
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os.environ.pop('WERKZEUG_SERVER_FD', None)
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os.environ.pop('WERKZEUG_RUN_MAIN', None)
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# Setze saubere Umgebung
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os.environ['FLASK_ENV'] = 'development'
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os.environ['PYTHONIOENCODING'] = 'utf-8'
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os.environ['PYTHONUTF8'] = '1'
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# Windows-spezifisches Signal-Handling für ordnungsgemäßes Shutdown
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def signal_handler(sig, frame):
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"""Signal-Handler für ordnungsgemäßes Shutdown."""
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app_logger.warning(f"🛑 Signal {sig} empfangen - fahre System herunter...")
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try:
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# Queue Manager stoppen
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app_logger.info("🔄 Beende Queue Manager...")
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stop_queue_manager()
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# Scheduler stoppen falls aktiviert
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if SCHEDULER_ENABLED and scheduler:
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try:
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scheduler.stop()
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app_logger.info("Job-Scheduler gestoppt")
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except Exception as e:
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app_logger.error(f"Fehler beim Stoppen des Schedulers: {str(e)}")
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app_logger.info("✅ Shutdown abgeschlossen")
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sys.exit(0)
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except Exception as e:
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app_logger.error(f"❌ Fehler beim Shutdown: {str(e)}")
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sys.exit(1)
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# Signal-Handler registrieren (Windows-kompatibel)
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if os.name == 'nt': # Windows
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signal.signal(signal.SIGINT, signal_handler)
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signal.signal(signal.SIGTERM, signal_handler)
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# Zusätzlich für Flask-Development-Server
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signal.signal(signal.SIGBREAK, signal_handler)
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else: # Unix/Linux
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signal.signal(signal.SIGINT, signal_handler)
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signal.signal(signal.SIGTERM, signal_handler)
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signal.signal(signal.SIGHUP, signal_handler)
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try:
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# Datenbank initialisieren
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init_database()
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create_initial_admin()
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# Template-Hilfsfunktionen registrieren
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register_template_helpers(app)
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# Queue-Manager für automatische Drucker-Überwachung starten
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# Nur im Produktionsmodus starten (nicht im Debug-Modus)
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if not debug_mode:
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try:
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queue_manager = start_queue_manager()
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app_logger.info("✅ Printer Queue Manager erfolgreich gestartet")
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# Verbesserte Shutdown-Handler registrieren
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def cleanup_queue_manager():
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try:
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app_logger.info("🔄 Beende Queue Manager...")
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stop_queue_manager()
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except Exception as e:
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app_logger.error(f"❌ Fehler beim Queue Manager Cleanup: {str(e)}")
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atexit.register(cleanup_queue_manager)
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except Exception as e:
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app_logger.error(f"❌ Fehler beim Starten des Queue-Managers: {str(e)}")
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else:
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app_logger.info("🔄 Debug-Modus: Queue Manager deaktiviert für Entwicklung")
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# Scheduler starten (falls aktiviert)
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if SCHEDULER_ENABLED:
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try:
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scheduler.start()
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app_logger.info("Job-Scheduler gestartet")
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except Exception as e:
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app_logger.error(f"Fehler beim Starten des Schedulers: {str(e)}")
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if debug_mode:
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# Debug-Modus: HTTP auf Port 5000
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app_logger.info("Starte Debug-Server auf 0.0.0.0:5000 (HTTP)")
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# Windows-spezifische Flask-Konfiguration für bessere Thread-Behandlung
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if os.name == 'nt':
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try:
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# Windows: Ohne use_reloader um WERKZEUG_SERVER_FD Fehler zu vermeiden
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app.run(
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host="0.0.0.0",
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port=5000,
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debug=True,
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threaded=True,
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use_reloader=False, # Deaktiviere Auto-Reload für Windows
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passthrough_errors=False
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)
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except Exception as e:
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app_logger.warning(f"Windows-Debug-Server Fehler: {str(e)}")
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app_logger.info("Fallback: Starte ohne Debug-Modus")
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# Fallback: Ohne Debug-Features
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app.run(
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host="0.0.0.0",
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port=5000,
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debug=False,
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threaded=True
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)
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else:
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app.run(
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host="0.0.0.0",
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port=5000,
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debug=True,
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threaded=True
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)
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else:
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# Produktions-Modus: HTTPS auf Port 443
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ssl_context = get_ssl_context()
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if ssl_context:
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app_logger.info("Starte HTTPS-Server auf 0.0.0.0:443")
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app.run(
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host="0.0.0.0",
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port=443,
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debug=False,
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ssl_context=ssl_context,
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threaded=True
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)
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else:
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app_logger.info("Starte HTTP-Server auf 0.0.0.0:8080")
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app.run(
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host="0.0.0.0",
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port=8080,
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debug=False,
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threaded=True
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)
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except KeyboardInterrupt:
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app_logger.info("🔄 Tastatur-Unterbrechung empfangen - beende Anwendung...")
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signal_handler(signal.SIGINT, None)
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except Exception as e:
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app_logger.error(f"Fehler beim Starten der Anwendung: {str(e)}")
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# Cleanup bei Fehler
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try:
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stop_queue_manager()
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except:
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pass
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sys.exit(1)
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# ===== NEUE ADMIN API-ROUTEN FÜR BUTTON-FUNKTIONALITÄTEN =====
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@ -5708,3 +5550,149 @@ def export_guest_requests():
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}), 500
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# ===== ENDE ADMIN GASTAUFTRÄGE API-ENDPUNKTE =====
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# ===== STARTUP UND MAIN =====
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if __name__ == "__main__":
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import sys
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import signal
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import os
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# Debug-Modus prüfen
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debug_mode = len(sys.argv) > 1 and sys.argv[1] == "--debug"
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# Windows-spezifische Umgebungsvariablen setzen für bessere Flask-Kompatibilität
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if os.name == 'nt' and debug_mode:
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# Entferne problematische Werkzeug-Variablen
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os.environ.pop('WERKZEUG_SERVER_FD', None)
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os.environ.pop('WERKZEUG_RUN_MAIN', None)
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# Setze saubere Umgebung
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os.environ['FLASK_ENV'] = 'development'
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os.environ['PYTHONIOENCODING'] = 'utf-8'
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os.environ['PYTHONUTF8'] = '1'
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# Windows-spezifisches Signal-Handling für ordnungsgemäßes Shutdown
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def signal_handler(sig, frame):
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"""Signal-Handler für ordnungsgemäßes Shutdown."""
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app_logger.warning(f"🛑 Signal {sig} empfangen - fahre System herunter...")
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try:
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# Queue Manager stoppen
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app_logger.info("🔄 Beende Queue Manager...")
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stop_queue_manager()
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# Scheduler stoppen falls aktiviert
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if SCHEDULER_ENABLED and scheduler:
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try:
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scheduler.stop()
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app_logger.info("Job-Scheduler gestoppt")
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except Exception as e:
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app_logger.error(f"Fehler beim Stoppen des Schedulers: {str(e)}")
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app_logger.info("✅ Shutdown abgeschlossen")
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sys.exit(0)
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except Exception as e:
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app_logger.error(f"❌ Fehler beim Shutdown: {str(e)}")
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sys.exit(1)
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# Signal-Handler registrieren (Windows-kompatibel)
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if os.name == 'nt': # Windows
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signal.signal(signal.SIGINT, signal_handler)
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signal.signal(signal.SIGTERM, signal_handler)
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# Zusätzlich für Flask-Development-Server
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signal.signal(signal.SIGBREAK, signal_handler)
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else: # Unix/Linux
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signal.signal(signal.SIGINT, signal_handler)
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signal.signal(signal.SIGTERM, signal_handler)
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signal.signal(signal.SIGHUP, signal_handler)
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try:
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# Datenbank initialisieren
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init_database()
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create_initial_admin()
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# Template-Hilfsfunktionen registrieren
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register_template_helpers(app)
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# Queue-Manager für automatische Drucker-Überwachung starten
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# Nur im Produktionsmodus starten (nicht im Debug-Modus)
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if not debug_mode:
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try:
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queue_manager = start_queue_manager()
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app_logger.info("✅ Printer Queue Manager erfolgreich gestartet")
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# Verbesserte Shutdown-Handler registrieren
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def cleanup_queue_manager():
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try:
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app_logger.info("🔄 Beende Queue Manager...")
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stop_queue_manager()
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except Exception as e:
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app_logger.error(f"❌ Fehler beim Queue Manager Cleanup: {str(e)}")
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atexit.register(cleanup_queue_manager)
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except Exception as e:
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app_logger.error(f"❌ Fehler beim Starten des Queue-Managers: {str(e)}")
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else:
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app_logger.info("🔄 Debug-Modus: Queue Manager deaktiviert für Entwicklung")
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# Scheduler starten (falls aktiviert)
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if SCHEDULER_ENABLED:
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try:
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scheduler.start()
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app_logger.info("Job-Scheduler gestartet")
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except Exception as e:
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app_logger.error(f"Fehler beim Starten des Schedulers: {str(e)}")
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if debug_mode:
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# Debug-Modus: HTTP auf Port 5000
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app_logger.info("Starte Debug-Server auf 0.0.0.0:5000 (HTTP)")
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# Windows-spezifische Flask-Konfiguration
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run_kwargs = {
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"host": "0.0.0.0",
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"port": 5000,
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"debug": True,
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"threaded": True
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}
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if os.name == 'nt':
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# Windows: Deaktiviere Auto-Reload um WERKZEUG_SERVER_FD Fehler zu vermeiden
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run_kwargs["use_reloader"] = False
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run_kwargs["passthrough_errors"] = False
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app_logger.info("Windows-Debug-Modus: Auto-Reload deaktiviert")
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app.run(**run_kwargs)
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else:
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# Produktions-Modus: HTTPS auf Port 443
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ssl_context = get_ssl_context()
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if ssl_context:
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app_logger.info("Starte HTTPS-Server auf 0.0.0.0:443")
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app.run(
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host="0.0.0.0",
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port=443,
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debug=False,
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ssl_context=ssl_context,
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threaded=True
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)
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else:
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app_logger.info("Starte HTTP-Server auf 0.0.0.0:8080")
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app.run(
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host="0.0.0.0",
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port=8080,
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debug=False,
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threaded=True
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)
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except KeyboardInterrupt:
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app_logger.info("🔄 Tastatur-Unterbrechung empfangen - beende Anwendung...")
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signal_handler(signal.SIGINT, None)
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except Exception as e:
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app_logger.error(f"Fehler beim Starten der Anwendung: {str(e)}")
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# Cleanup bei Fehler
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try:
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stop_queue_manager()
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except:
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pass
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sys.exit(1)
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