proxy fixes

native-host/https-proxy.js

@@ -29,6 +29,7 @@ function debugLog(...args) {
 let proxyServer = null;
 let proxyPort = null;
 let proxyCertsDirOrCA = null; // saved so restart() can regenerate the cert
+const proxyConnections = new Set(); // track live sockets so stop() can force-close them
 /** Resolver: hostname -> { host, port } or port number (then host defaults to 127.0.0.1) or null */
 let getBackendForHostname = null;
 
@@ -98,6 +99,11 @@ function start(port, certsDirOrCA, callback, baseDomains) {
     proxyServer = https.createServer(opts, onRequest);
     // Forward WebSocket upgrade requests to the backend tunnel
     proxyServer.on('upgrade', onUpgrade);
+    // Track live connections so stop() can force-close them for instant restart
+    proxyServer.on('connection', (socket) => {
+      proxyConnections.add(socket);
+      socket.once('close', () => proxyConnections.delete(socket));
+    });
   } catch (err) {
     if (process.stderr) process.stderr.write('[https-proxy] createServer threw: ' + err.message + '\n');
     done(err);
@@ -326,6 +332,11 @@ function stop(callback) {
   const s = proxyServer;
   proxyServer = null;
   proxyPort = null;
+  // Destroy all live connections so s.close() completes immediately
+  for (const socket of proxyConnections) {
+    try { socket.destroy(); } catch (_) {}
+  }
+  proxyConnections.clear();
   s.close(() => {
     if (callback) callback();
   });