Service Status im Dashboard

v2_adminpanel/routes/admin_routes.py

@@ -3,6 +3,7 @@ from datetime import datetime, timedelta
 from zoneinfo import ZoneInfo
 from pathlib import Path
 from flask import Blueprint, render_template, request, redirect, session, url_for, flash, send_file, jsonify, current_app
+import requests
 
 import config
 from auth.decorators import login_required
@@ -16,6 +17,81 @@ from utils.export import create_excel_export, prepare_audit_export_data
 admin_bp = Blueprint('admin', __name__)
 
 
+def check_service_health():
+    """Check health status of critical services"""
+    services = []
+    
+    # License Server Health Check
+    license_server = {
+        'name': 'License Server',
+        'status': 'unknown',
+        'response_time': None,
+        'icon': '🔐',
+        'details': None
+    }
+    
+    try:
+        start_time = datetime.now()
+        response = requests.get('http://license-server:8443/health', timeout=2)
+        response_time = (datetime.now() - start_time).total_seconds() * 1000
+        
+        if response.status_code == 200:
+            license_server['status'] = 'healthy'
+            license_server['response_time'] = round(response_time, 1)
+            license_server['details'] = 'Betriebsbereit'
+        else:
+            license_server['status'] = 'unhealthy'
+            license_server['details'] = f'HTTP {response.status_code}'
+    except requests.exceptions.Timeout:
+        license_server['status'] = 'down'
+        license_server['details'] = 'Timeout - Server antwortet nicht'
+    except requests.exceptions.ConnectionError:
+        license_server['status'] = 'down'
+        license_server['details'] = 'Verbindung fehlgeschlagen'
+    except Exception as e:
+        license_server['status'] = 'down'
+        license_server['details'] = f'Fehler: {str(e)}'
+    
+    services.append(license_server)
+    
+    # PostgreSQL Health Check
+    postgresql = {
+        'name': 'PostgreSQL',
+        'status': 'unknown',
+        'response_time': None,
+        'icon': '🗄️',
+        'details': None
+    }
+    
+    try:
+        start_time = datetime.now()
+        with get_db_connection() as conn:
+            cur = conn.cursor()
+            cur.execute('SELECT 1')
+            cur.close()
+        response_time = (datetime.now() - start_time).total_seconds() * 1000
+        
+        postgresql['status'] = 'healthy'
+        postgresql['response_time'] = round(response_time, 1)
+        postgresql['details'] = 'Datenbankverbindung aktiv'
+    except Exception as e:
+        postgresql['status'] = 'down'
+        postgresql['details'] = f'Verbindungsfehler: {str(e)}'
+    
+    services.append(postgresql)
+    
+    # Calculate overall health
+    healthy_count = sum(1 for s in services if s['status'] == 'healthy')
+    total_count = len(services)
+    
+    return {
+        'services': services,
+        'healthy_count': healthy_count,
+        'total_count': total_count,
+        'overall_status': 'healthy' if healthy_count == total_count else ('partial' if healthy_count > 0 else 'down')
+    }
+
+
 @admin_bp.route("/")
 @login_required
 def dashboard():
@@ -258,6 +334,9 @@ def dashboard():
                 license_distribution = []
                 hourly_sessions = []
                 
+                # Get service health status
+                service_health = check_service_health()
+                
                 return render_template('dashboard.html',
                                      stats=stats,
                                      top_licenses=top_licenses,
@@ -265,6 +344,7 @@ def dashboard():
                                      license_distribution=license_distribution,
                                      hourly_sessions=hourly_sessions,
                                      resource_stats=resource_stats,
+                                     service_health=service_health,
                                      username=session.get('username'))
         finally:
             cur.close()