update

APP/screen-share/signal-server/package.json

@@ -0,0 +1,11 @@
+{
+  "name": "screen-share-signal-server",
+  "version": "1.0.0",
+  "main": "server.js",
+  "scripts": {
+    "start": "node server.js"
+  },
+  "dependencies": {
+    "ws": "^8.16.0"
+  }
+}

APP/screen-share/signal-server/server.js

@@ -0,0 +1,49 @@
+const WebSocket = require('ws');
+
+const PORT = process.env.PORT || 9090;
+const wss = new WebSocket.Server({ port: PORT });
+
+const peers = new Map();
+
+wss.on('connection', (ws) => {
+  let peerId = null;
+
+  ws.on('message', (raw) => {
+    let msg;
+    try {
+      msg = JSON.parse(raw);
+    } catch {
+      return;
+    }
+
+    switch (msg.type) {
+      case 'register': {
+        peerId = msg.peerId;
+        peers.set(peerId, ws);
+        console.log(`[+] ${peerId} registriert  (${peers.size} Peers online)`);
+        ws.send(JSON.stringify({ type: 'registered', peerId }));
+        break;
+      }
+
+      case 'offer':
+      case 'answer':
+      case 'ice-candidate':
+      case 'control': {
+        const target = peers.get(msg.target);
+        if (target && target.readyState === WebSocket.OPEN) {
+          target.send(JSON.stringify({ ...msg, from: peerId }));
+        }
+        break;
+      }
+    }
+  });
+
+  ws.on('close', () => {
+    if (peerId) {
+      peers.delete(peerId);
+      console.log(`[-] ${peerId} getrennt  (${peers.size} Peers online)`);
+    }
+  });
+});
+
+console.log(`Signal-Server laeuft auf ws://0.0.0.0:${PORT}`);