From 1505907698bba62dc95d56a6c7da70506e6f484b Mon Sep 17 00:00:00 2001
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 <78488229+viktor138irk@users.noreply.github.com>
Date: Thu, 7 May 2026 00:03:04 +0900
Subject: [PATCH] =?UTF-8?q?=D0=94=D0=BE=D0=B1=D0=B0=D0=B2=D0=BB=D0=B5?=
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---
 scripts/patch_network_diagnostics.py | 43 ++++++++++++++++++++++++++++
 1 file changed, 43 insertions(+)
 create mode 100644 scripts/patch_network_diagnostics.py

diff --git a/scripts/patch_network_diagnostics.py b/scripts/patch_network_diagnostics.py
new file mode 100644
index 0000000..cc1fd8f
--- /dev/null
+++ b/scripts/patch_network_diagnostics.py
@@ -0,0 +1,43 @@
+#!/usr/bin/env python3
+from pathlib import Path
+import sys
+
+app_path = Path(sys.argv[1]) if len(sys.argv) > 1 else Path('/opt/virtuality/web/app.py')
+if not app_path.exists():
+    raise SystemExit(f'app.py not found: {app_path}')
+
+text = app_path.read_text()
+if 'def network_diagnose(' in text:
+    print('network diagnostics handler already applied')
+    raise SystemExit(0)
+
+handler = '''
+
+@app.post("/network/diagnose", response_class=HTMLResponse)
+def network_diagnose(request: Request, vm_name: str = Form(...), external_port: int = Form(...), guest_port: int = Form(...), protocol: str = Form("tcp")):
+    auth_redirect = require_auth(request)
+    if auth_redirect:
+        return auth_redirect
+    diagnostics = None
+    error = None
+    try:
+        diagnostics = network_core.diagnose_public_access(vm_name, external_port, guest_port, protocol)
+    except NetworkError as exc:
+        error = str(exc)
+    return templates.TemplateResponse("network.html", {
+        "request": request,
+        "app_name": APP_NAME,
+        "user": AUTH_USER,
+        "vms": parse_virsh_list(),
+        "ctx": network_core.network_context(),
+        "error": error,
+        "diagnostics": diagnostics,
+    }, status_code=400 if error else 200)
+'''
+
+marker = '\n\n@app.get("/operations", response_class=HTMLResponse)'
+if marker not in text:
+    raise SystemExit('operations marker not found in app.py')
+text = text.replace(marker, handler + marker, 1)
+app_path.write_text(text)
+print(f'network diagnostics handler applied: {app_path}')