Auto login with Authelia

app.py

@@ -290,30 +290,14 @@ def logout():
     # Clear local session
     session.clear()
     
-    # If user was authenticated via Authelia, try to redirect to Authelia logout
-    if auth_method == 'authelia' or authelia_user:
-        # Look for Authelia URL in headers
-        authelia_url = request.headers.get('X-Authelia-URL')
-        
-        # If found, redirect to Authelia logout
-        if authelia_url:
-            logger.info(f"Redirecting to Authelia logout: {authelia_url}/logout")
-            return redirect(f"{authelia_url}/logout")
-        
-        # Try some common authelia URLs based on the request
-        if request.host:
-            domain_parts = request.host.split('.')
-            if len(domain_parts) >= 2:
-                base_domain = '.'.join(domain_parts[1:])  # e.g., extract 'example.com' from 'app.example.com'
-                common_authelia_urls = [
-                    f"https://auth.{base_domain}/logout",
-                    f"https://authelia.{base_domain}/logout",
-                    f"https://sso.{base_domain}/logout"
-                ]
-                
-                # Try the first one as a fallback
-                logger.info(f"No Authelia URL header, trying fallback: {common_authelia_urls[0]}")
-                return redirect(common_authelia_urls[0])
+    # If user was authenticated via Authelia, redirect to app login (not Authelia logout)
+    # This keeps the Authelia session active for other apps
+    if ENABLE_PROXY and (auth_method == 'authelia' or authelia_user):
+        logger.info(f"Logout for Authelia user - redirecting to app login page")
+        # Just redirect back to login page - Authelia session stays active
+        response = redirect(url_for('login'))
+        response.set_cookie(app.config['SESSION_COOKIE_NAME'], '', expires=0)
+        return response
     
     # Default case: redirect to login page
     response = redirect(url_for('login'))