Merge branch 'main' into main

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "fm-dx-webserver",
-  "version": "1.3.9",
+  "version": "1.3.10",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "fm-dx-webserver",
-      "version": "1.3.9",
+      "version": "1.3.10",
       "license": "ISC",
       "dependencies": {
         "@mapbox/node-pre-gyp": "2.0.0",
@@ -16,7 +16,6 @@
         "express-session": "1.18.1",
         "ffmpeg-static": "5.2.0",
         "http": "0.0.1-security",
-        "http-proxy": "1.18.1",
         "koffi": "2.7.2",
         "net": "1.0.2",
         "serialport": "12.0.0",
@@ -800,11 +799,6 @@
         "node": ">= 0.6"
       }
     },
-    "node_modules/eventemitter3": {
-      "version": "4.0.7",
-      "resolved": "https://registry.npmjs.org/eventemitter3/-/eventemitter3-4.0.7.tgz",
-      "integrity": "sha512-8guHBZCwKnFhYdHr2ysuRWErTwhoN2X8XELRlrRwpmfeY2jjuUN4taQMsULKUVo1K4DvZl+0pgfyoysHxvmvEw=="
-    },
     "node_modules/express": {
       "version": "5.1.0",
       "resolved": "https://registry.npmjs.org/express/-/express-5.1.0.tgz",
@@ -985,26 +979,6 @@
       "integrity": "sha512-6FlzubTLZG3J2a/NVCAleEhjzq5oxgHyaCU9yYXvcLsvoVaHJq/s5xXI6/XXP6tz7R9xAOtHnSO/tXtF3WRTlA==",
       "license": "MIT"
     },
-    "node_modules/follow-redirects": {
-      "version": "1.15.9",
-      "resolved": "https://registry.npmjs.org/follow-redirects/-/follow-redirects-1.15.9.tgz",
-      "integrity": "sha512-gew4GsXizNgdoRyqmyfMHyAmXsZDk6mHkSxZFCzW9gwlbtOW44CDtYavM+y+72qD/Vq2l550kMF52DT8fOLJqQ==",
-      "funding": [
-        {
-          "type": "individual",
-          "url": "https://github.com/sponsors/RubenVerborgh"
-        }
-      ],
-      "license": "MIT",
-      "engines": {
-        "node": ">=4.0"
-      },
-      "peerDependenciesMeta": {
-        "debug": {
-          "optional": true
-        }
-      }
-    },
     "node_modules/forwarded": {
       "version": "0.2.0",
       "resolved": "https://registry.npmjs.org/forwarded/-/forwarded-0.2.0.tgz",
@@ -1132,19 +1106,6 @@
         "node": ">= 0.8"
       }
     },
-    "node_modules/http-proxy": {
-      "version": "1.18.1",
-      "resolved": "https://registry.npmjs.org/http-proxy/-/http-proxy-1.18.1.tgz",
-      "integrity": "sha512-7mz/721AbnJwIVbnaSv1Cz3Am0ZLT/UBwkC92VlxhXv/k/BBQfM2fXElQNC27BVGr0uwUpplYPQM9LnaBMR5NQ==",
-      "dependencies": {
-        "eventemitter3": "^4.0.0",
-        "follow-redirects": "^1.0.0",
-        "requires-port": "^1.0.0"
-      },
-      "engines": {
-        "node": ">=8.0.0"
-      }
-    },
     "node_modules/http-response-object": {
       "version": "3.0.2",
       "resolved": "https://registry.npmjs.org/http-response-object/-/http-response-object-3.0.2.tgz",
@@ -1561,11 +1522,6 @@
         "node": ">= 6"
       }
     },
-    "node_modules/requires-port": {
-      "version": "1.0.0",
-      "resolved": "https://registry.npmjs.org/requires-port/-/requires-port-1.0.0.tgz",
-      "integrity": "sha512-KigOCHcocU3XODJxsu8i/j8T9tzT4adHiecwORRQ0ZZFcp7ahwXuRU1m+yuO90C5ZUyGeGfocHDI14M3L3yDAQ=="
-    },
     "node_modules/router": {
       "version": "2.2.0",
       "resolved": "https://registry.npmjs.org/router/-/router-2.2.0.tgz",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "fm-dx-webserver",
-  "version": "1.3.9",
+  "version": "1.3.10",
   "description": "FM DX Webserver",
   "main": "index.js",
   "scripts": {
@@ -19,7 +19,6 @@
     "express-session": "1.18.1",
     "ffmpeg-static": "5.2.0",
     "http": "0.0.1-security",
-    "http-proxy": "1.18.1",
     "koffi": "2.7.2",
     "net": "1.0.2",
     "serialport": "12.0.0",

server/datahandler.js

@@ -272,7 +272,7 @@ function rdsReceived() {
     rdsTimeoutTimer = null;
   }
   if (serverConfig.webserver.rdsTimeout && serverConfig.webserver.rdsTimeout != 0) {
-    rdsTimeoutTimer = setInterval(rdsReset, serverConfig.webserver.rdsTimeout * 1000);
+    rdsTimeoutTimer = setTimeout(rdsReset, serverConfig.webserver.rdsTimeout * 1000);
   }
 }
 

server/endpoints.js

@@ -21,7 +21,7 @@ router.get('/', (req, res) => {
     let requestIp = req.headers['x-forwarded-for'] || req.connection.remoteAddress;
 
     const normalizedIp = requestIp?.replace(/^::ffff:/, '');
-    const ipList = normalizedIp.split(',').map(ip => ip.trim()); // in case there are multiple IPs (proxy), we need to check all of them
+    const ipList = (normalizedIp || '').split(',').map(ip => ip.trim()).filter(Boolean); // in case there are multiple IPs (proxy), we need to check all of them
     
     const isBanned = ipList.some(ip => serverConfig.webserver.banlist.some(banEntry => banEntry[0] === ip));
     
@@ -140,12 +140,14 @@ router.get('/wizard', (req, res) => {
                   audioDevices: result.videoDevices,
                   serialPorts: serialPorts,
                   memoryUsage: (process.memoryUsage.rss() / 1024 / 1024).toFixed(1) + ' MB',
+                  memoryHeap: (process.memoryUsage().heapUsed / 1024 / 1024).toFixed(1) + ' MB',
                   processUptime: formattedProcessUptime,
                   consoleOutput: logs,
                   plugins: allPluginConfigs,
                   enabledPlugins: updatedConfig.plugins,
                   onlineUsers: dataHandler.dataToSend.users,
                   connectedUsers: storage.connectedUsers,
+                  device: serverConfig.device,
                   banlist: updatedConfig.webserver.banlist // Updated banlist from the latest config
               });
           });
@@ -369,6 +371,14 @@ const logHistory = {};
 function canLog(id) {
     const now = Date.now();
     const sixtyMinutes = 60 * 60 * 1000; // 60 minutes in milliseconds
+    
+    // Remove expired entries
+    for (const [entryId, timestamp] of Object.entries(logHistory)) {
+        if ((now - timestamp) >= sixtyMinutes) {
+            delete logHistory[entryId];
+        }
+    }
+    
     if (logHistory[id] && (now - logHistory[id]) < sixtyMinutes) {
         return false; // Deny logging if less than 60 minutes have passed
     }

server/index.js

@@ -4,7 +4,6 @@ const endpoints = require('./endpoints');
 const session = require('express-session');
 const bodyParser = require('body-parser');
 const http = require('http');
-const httpProxy = require('http-proxy');
 const readline = require('readline');
 const app = express();
 const httpServer = http.createServer(app);
@@ -18,6 +17,7 @@ const path = require('path');
 const net = require('net');
 const client = new net.Socket();
 const { SerialPort } = require('serialport');
+const audioServer = require('./stream/3las.server');
 const tunnel = require('./tunnel');
 
 // File imports
@@ -94,15 +94,9 @@ console.log('\x1b[90m' + '─'.repeat(terminalWidth - 1) + '\x1b[0m');
 require('./stream/index');
 require('./plugins');
 
-// Create a WebSocket proxy instance
-const proxy = httpProxy.createProxyServer({
-  target: 'ws://localhost:' + (Number(serverConfig.webserver.webserverPort) + 10), // WebSocket httpServer's address
-  ws: true, // Enable WebSocket proxying
-  changeOrigin: true // Change the origin of the host header to the target URL
-});
-
 let currentUsers = 0;
 let serialport;
+let timeoutAntenna;
 
 app.use(bodyParser.urlencoded({ extended: true }));
 const sessionMiddleware = session({
@@ -171,7 +165,7 @@ if (serverConfig.xdrd.wirelessConnection === false) {
     setTimeout(() => {
       serialport.write('Q0\n');
       serialport.write('M0\n');
-      serialport.write('Z0\n');
+      serialport.write(`Z${serverConfig.antennaStartup}\n`); // Antenna on startup
 
       if (serverConfig.defaultFreq && serverConfig.enableDefaultFreq === true) {
         serialport.write('T' + Math.round(serverConfig.defaultFreq * 1000) + '\n');
@@ -188,7 +182,20 @@ if (serverConfig.xdrd.wirelessConnection === false) {
       serialport.write('F-1\n');
       serialport.write('W0\n');
       serverConfig.webserver.rdsMode ? serialport.write('D1\n') : serialport.write('D0\n');
-      serialport.write('G00\n');
+      // cEQ and iMS combinations
+      if (serverConfig.ceqStartup === "0" && serverConfig.imsStartup === "0") {
+        serialport.write("G00\n"); // Both Disabled
+      } else if (serverConfig.ceqStartup === "1" && serverConfig.imsStartup === "0") {
+        serialport.write(`G10\n`);
+      } else if (serverConfig.ceqStartup === "0" && serverConfig.imsStartup === "1") {
+        serialport.write(`G01\n`);
+      } else if (serverConfig.ceqStartup === "1" && serverConfig.imsStartup === "1") {
+        serialport.write("G11\n"); // Both Enabled
+      }
+      // Handle stereo mode
+      if (serverConfig.stereoStartup === "1") {
+        serialport.write("B1\n"); // Mono
+      }
       serverConfig.audio.startupVolume 
         ? serialport.write('Y' + (serverConfig.audio.startupVolume * 100).toFixed(0) + '\n') 
         : serialport.write('Y100\n');
@@ -326,63 +333,28 @@ app.set('view engine', 'ejs');
 app.set('views', path.join(__dirname, '../web'));
 app.use('/', endpoints);
 
-function antispamProtection(message, clientIp, ws, userCommands, lastWarn, userCommandHistory, lengthCommands, endpointName) {
-  const command = message.toString();
-  const now = Date.now();
-  if (endpointName === 'text') logDebug(`Command received from \x1b[90m${clientIp}\x1b[0m: ${command}`);
-  // Initialize user command history if not present
-  if (!userCommandHistory[clientIp]) {
-      userCommandHistory[clientIp] = [];
-  }
-  
-  // Record the current timestamp for the user
-  userCommandHistory[clientIp].push(now);
-  
-  // Remove timestamps older than 20 ms from the history
-  userCommandHistory[clientIp] = userCommandHistory[clientIp].filter(timestamp => now - timestamp <= 20);
-  
-  // Check if there are 8 or more commands in the last 20 ms
-  if (userCommandHistory[clientIp].length >= 8) {
-      logWarn(`User \x1b[90m${clientIp}\x1b[0m is spamming with rapid commands. Connection will be terminated and user will be banned.`);
-      
-      // Add to banlist if not already banned
-      if (!serverConfig.webserver.banlist.includes(clientIp)) {
-          serverConfig.webserver.banlist.push(clientIp);
-          logInfo(`User \x1b[90m${clientIp}\x1b[0m has been added to the banlist due to extreme spam.`);
-          console.log(serverConfig.webserver.banlist);
-          configSave();
-      }
-      
-      ws.close(1008, 'Bot-like behavior detected');
-      return command; // Return command value before closing connection
-  }
-  // Update the last message time for general spam detection
-  lastMessageTime = now;
-  // Initialize command history for rate-limiting checks
-  if (!userCommands[command]) {
-      userCommands[command] = [];
-  }
-  // Record the current timestamp for this command
-  userCommands[command].push(now);
-  // Remove timestamps older than 1 second
-  userCommands[command] = userCommands[command].filter(timestamp => now - timestamp <= 1000);
-  // If command count exceeds limit, close connection
-  if (userCommands[command].length > lengthCommands) {
-      if (now - lastWarn.time > 1000) { // Check if 1 second has passed
-          logWarn(`User \x1b[90m${clientIp}\x1b[0m is spamming command "${command}" in /${endpointName}. Connection will be terminated.`);
-          lastWarn.time = now; // Update the last warning time
-      }
-      ws.close(1008, 'Spamming detected');
-      return command; // Return command value before closing connection
-  }
-  return command; // Return command value for normal execution
-}
-
-
 /**
  * WEBSOCKET BLOCK
  */
 const tunerLockTracker = new WeakMap();
+const ipConnectionCounts = new Map(); // Per-IP limit variables
+const ipLogTimestamps = new Map();
+const MAX_CONNECTIONS_PER_IP = 5;
+const IP_LOG_INTERVAL_MS = 60000;
+// Remove old per-IP limit addresses
+setInterval(() => {
+  const now = Date.now();
+
+  for (const [ip, count] of ipConnectionCounts.entries()) {
+    const lastSeen = ipLogTimestamps.get(ip) || 0;
+    const inactive = now - lastSeen > 60 * 60 * 1000;
+
+    if (count === 0 && inactive) {
+      ipConnectionCounts.delete(ip);
+      ipLogTimestamps.delete(ip);
+    }
+  }
+}, 60 * 60 * 1000); // Run every hour
 
 wss.on('connection', (ws, request) => {
     const output = serverConfig.xdrd.wirelessConnection ? client : serialport;
@@ -390,19 +362,50 @@ wss.on('connection', (ws, request) => {
     const userCommandHistory = {};
     const normalizedClientIp = clientIp?.replace(/^::ffff:/, '');
 
-    if (serverConfig.webserver.banlist?.includes(clientIp)) {
+    if (clientIp && serverConfig.webserver.banlist?.includes(clientIp)) {
         ws.close(1008, 'Banned IP');
         return;
     }
 
-    if (clientIp.includes(',')) {
+    if (clientIp && clientIp.includes(',')) {
         clientIp = clientIp.split(',')[0].trim();
     }
 
+    // Per-IP limit connection open
+    if (clientIp) {
+        const isLocalIp = (
+            clientIp === '127.0.0.1' ||
+            clientIp === '::1' ||
+            clientIp === '::ffff:127.0.0.1' ||
+            clientIp.startsWith('192.168.') ||
+            clientIp.startsWith('10.') || 
+            clientIp.startsWith('172.16.')
+        );
+        if (!isLocalIp) {
+            if (!ipConnectionCounts.has(clientIp)) {
+                ipConnectionCounts.set(clientIp, 0);
+            }
+            const currentCount = ipConnectionCounts.get(clientIp);
+            if (currentCount >= MAX_CONNECTIONS_PER_IP) {
+                ws.close(1008, 'Too many open connections from this IP');
+                const lastLogTime = ipLogTimestamps.get(clientIp) || 0;
+                const now = Date.now();
+                if (now - lastLogTime > IP_LOG_INTERVAL_MS) {
+                    logWarn(`Web client \x1b[31mclosed: limit exceeded\x1b[0m (${normalizedClientIp}) \x1b[90m[${currentUsers}]`);
+                    ipLogTimestamps.set(clientIp, now);
+                }
+                return;
+            }
+            ipConnectionCounts.set(clientIp, currentCount + 1);
+        }
+    }
+
     if (clientIp !== '::ffff:127.0.0.1' || (request.connection && request.connection.remoteAddress && request.connection.remoteAddress !== '::ffff:127.0.0.1') || (request.headers && request.headers['origin'] && request.headers['origin'].trim() !== '')) {
       currentUsers++;
     }
 
+    if (timeoutAntenna) clearTimeout(timeoutAntenna);
+
     helpers.handleConnect(clientIp, currentUsers, ws, (result) => {
       if (result === "User banned") {
           ws.close(1008, 'Banned IP');
@@ -472,6 +475,22 @@ wss.on('connection', (ws, request) => {
     });
 
     ws.on('close', (code, reason) => {
+      // Per-IP limit connection closed
+      if (clientIp) {
+        const isLocalIp = (
+          clientIp === '127.0.0.1' ||
+          clientIp === '::1' ||
+          clientIp === '::ffff:127.0.0.1' ||
+          clientIp.startsWith('192.168.') ||
+          clientIp.startsWith('10.') || 
+          clientIp.startsWith('172.16.')
+        );
+        if (!isLocalIp) {
+          const current = ipConnectionCounts.get(clientIp) || 1;
+          ipConnectionCounts.set(clientIp, Math.max(0, current - 1));
+        }
+      }
+
       if (clientIp !== '::ffff:127.0.0.1' || (request.connection && request.connection.remoteAddress && request.connection.remoteAddress !== '::ffff:127.0.0.1') || (request.headers && request.headers['origin'] && request.headers['origin'].trim() !== '')) {
         currentUsers--;
       }
@@ -484,8 +503,46 @@ wss.on('connection', (ws, request) => {
 
         if (currentUsers === 0) {
             storage.connectedUsers = [];
-            output.write('W0\n');
-            output.write('B0\n');
+
+            if (serverConfig.bwAutoNoUsers === "1") {
+                output.write("W0\n"); // Auto BW 'Enabled'
+            }
+
+            // cEQ and iMS combinations
+            if (serverConfig.ceqNoUsers === "1" && serverConfig.imsNoUsers === "1") {
+                output.write("G00\n"); // Both Disabled
+            } else if (serverConfig.ceqNoUsers === "1" && serverConfig.imsNoUsers === "0") {
+                output.write(`G0${dataHandler.dataToSend.ims}\n`);
+            } else if (serverConfig.ceqNoUsers === "0" && serverConfig.imsNoUsers === "1") {
+                output.write(`G${dataHandler.dataToSend.eq}0\n`);
+            } else if (serverConfig.ceqNoUsers === "2" && serverConfig.imsNoUsers === "0") {
+                output.write(`G1${dataHandler.dataToSend.ims}\n`);
+            } else if (serverConfig.ceqNoUsers === "0" && serverConfig.imsNoUsers === "2") {
+                output.write(`G${dataHandler.dataToSend.eq}1\n`);
+            } else if (serverConfig.ceqNoUsers === "2" && serverConfig.imsNoUsers === "2") {
+                output.write("G11\n"); // Both Enabled
+            }
+
+            // Handle stereo mode
+            if (serverConfig.stereoNoUsers === "1") {
+                output.write("B0\n");
+            } else if (serverConfig.stereoNoUsers === "2") {
+                output.write("B1\n");
+            }
+
+            // Handle Antenna selection
+            if (timeoutAntenna) clearTimeout(timeoutAntenna);
+            timeoutAntenna = setTimeout(() => {
+                if (serverConfig.antennaNoUsers === "1") {
+                    output.write("Z0\n");
+                } else if (serverConfig.antennaNoUsers === "2") {
+                    output.write("Z1\n");
+                } else if (serverConfig.antennaNoUsers === "3") {
+                    output.write("Z2\n");
+                } else if (serverConfig.antennaNoUsers === "4") {
+                    output.write("Z3\n");
+                }
+            }, serverConfig.antennaNoUsersDelay ? 15000 : 0);
         }
 
         if (tunerLockTracker.has(ws)) {
@@ -641,50 +698,6 @@ pluginsWss.on('connection', (ws, request) => {
     });
 });
 
-// Additional web socket for using plugins
-pluginsWss.on('connection', (ws, request) => { 
-    const clientIp = request.headers['x-forwarded-for'] || request.connection.remoteAddress;
-    const userCommandHistory = {};
-    if (serverConfig.webserver.banlist?.includes(clientIp)) {
-      ws.close(1008, 'Banned IP');
-      return;
-    }
-    // Anti-spam tracking for each client
-    const userCommands = {};
-    let lastWarn = { time: 0 };
-
-    ws.on('message', message => {
-        // Anti-spam
-        const command = antispamProtection(message, clientIp, ws, userCommands, lastWarn, userCommandHistory, '10', 'data_plugins');
-
-        let messageData;
-
-        try {
-            messageData = JSON.parse(message); // Attempt to parse the JSON
-        } catch (error) {
-            // console.error("Failed to parse message:", error); // Log the error
-            return; // Exit if parsing fails
-        }
-
-        const modifiedMessage = JSON.stringify(messageData);
-
-        // Broadcast the message to all other clients
-        pluginsWss.clients.forEach(client => {
-            if (client.readyState === WebSocket.OPEN) {
-                client.send(modifiedMessage); // Send the message to all clients
-            }
-        });
-    });
-
-    ws.on('close', () => {
-        // logInfo('WebSocket Extra connection closed'); // Use custom logInfo function
-    });
-
-    ws.on('error', error => {
-        logError('WebSocket Extra error: ' + error); // Use custom logError function
-    });
-});
-
 function isPortOpen(host, port, timeout = 1000) {
     return new Promise((resolve) => {
         const socket = new net.Socket();
@@ -714,15 +727,15 @@ httpServer.on('upgrade', (request, socket, head) => {
       });
     });
   } else if (request.url === '/audio') {
-    isPortOpen('localhost', (Number(serverConfig.webserver.webserverPort) + 10)).then((open) => {
-        if (open) {
-            proxy.ws(request, socket, head);
-        } else {
-            logWarn(`Audio stream port ${(Number(serverConfig.webserver.webserverPort) + 10)} not yet open — skipping proxy connection.`);
-            socket.end(); // close socket so client isn't left hanging
-        }
-    });
-} else if (request.url === '/chat') {
+    if (typeof audioServer?.handleAudioUpgrade === 'function') {
+      audioServer.handleAudioUpgrade(request, socket, head, (ws) => {
+        audioServer.Server?.Server?.emit?.('connection', ws, request);
+      });
+    } else {
+      logWarn('[Audio WebSocket] Audio server not ready — dropping client connection.');
+      socket.destroy();
+    }
+  } else if (request.url === '/chat') {
     sessionMiddleware(request, {}, () => {
       chatWss.handleUpgrade(request, socket, head, (ws) => {
         chatWss.emit('connection', ws, request);
@@ -733,21 +746,21 @@ httpServer.on('upgrade', (request, socket, head) => {
       rdsWss.handleUpgrade(request, socket, head, (ws) => {
         rdsWss.emit('connection', ws, request);
 
-            const clientIp = request.headers['x-forwarded-for'] || request.connection.remoteAddress;
-            const userCommandHistory = {};
-            if (serverConfig.webserver.banlist?.includes(clientIp)) {
-              ws.close(1008, 'Banned IP');
-              return;
-            }
+        const clientIp = request.headers['x-forwarded-for'] || request.connection.remoteAddress;
+        const userCommandHistory = {};
+        if (serverConfig.webserver.banlist?.includes(clientIp)) {
+          ws.close(1008, 'Banned IP');
+          return;
+        }
 
-            // Anti-spam tracking for each client
-            const userCommands = {};
-            let lastWarn = { time: 0 };
+        // Anti-spam tracking for each client
+        const userCommands = {};
+        let lastWarn = { time: 0 };
 
-            ws.on('message', function incoming(message) {
-              // Anti-spam
-              const command = helpers.antispamProtection(message, clientIp, ws, userCommands, lastWarn, userCommandHistory, '5', 'rds');
-            });
+        ws.on('message', function incoming(message) {
+          // Anti-spam
+          const command = helpers.antispamProtection(message, clientIp, ws, userCommands, lastWarn, userCommandHistory, '5', 'rds');
+        });
 
       });
     });

server/server_config.js

@@ -107,7 +107,18 @@ let serverConfig = {
   autoShutdown: false,
   enableDefaultFreq: false,
   defaultFreq: "87.5",
-  bwSwitch: false
+  bwSwitch: false,
+  bwAutoStartup: "0",
+  bwAutoNoUsers: "0",
+  ceqStartup: "0",
+  ceqNoUsers: "0",
+  imsStartup: "0",
+  imsNoUsers: "0",
+  stereoStartup: "0",
+  stereoNoUsers: "0",
+  antennaStartup: "0",
+  antennaNoUsers: "0",
+  antennaNoUsersDelay: false
 };
 
 // Function to add missing fields without overwriting existing values
@@ -156,7 +167,7 @@ function configUpdate(newConfig) {
 function configSave() {
   try {
     fs.writeFileSync(configPath, JSON.stringify(serverConfig, null, 2));
-    logInfo('Server config saved successfully.');
+    setTimeout(() => logInfo('Server config saved successfully.'), 0);
   } catch (err) {
     logError(err);
   }

server/stream/3las.server.js

@@ -1,15 +1,27 @@
 "use strict";
-var fs = require('fs');
-const checkFFmpeg = require('./checkFFmpeg');
-const {serverConfig} = require('../server_config');
-
-let ffmpegStaticPath;
-
-function runStream() {
 /*
     Stdin streamer is part of 3LAS (Low Latency Live Audio Streaming)
     https://github.com/JoJoBond/3LAS
 */
+var fs = require('fs');
+const path = require('path');
+const checkFFmpeg = require('./checkFFmpeg');
+const { spawn } = require('child_process');
+const { logDebug, logError, logInfo, logWarn, logFfmpeg } = require('../console');
+const { serverConfig } = require('../server_config');
+
+let ffmpegStaticPath = 'ffmpeg'; // fallback value
+
+let ServerInstance;
+let handleAudioUpgradeFn;
+
+let readyResolve;
+const waitUntilReady = new Promise((resolve) => {
+  readyResolve = resolve;
+});
+
+checkFFmpeg().then((resolvedPath) => {
+  ffmpegStaticPath = resolvedPath;
 var __createBinding = (this && this.__createBinding) || (Object.create ? (function(o, m, k, k2) {
     if (k2 === undefined) k2 = k;
     Object.defineProperty(o, k2, { enumerable: true, get: function() { return m[k]; } });
@@ -42,7 +54,7 @@ Object.defineProperty(exports, "__esModule", { value: true });
 const fs_1 = require("fs");
 const child_process_1 = require("child_process");
 const ws = __importStar(require("ws"));
-const Settings = JSON.parse((0, fs_1.readFileSync)('server/stream/settings.json', 'utf-8'));
+const Settings = JSON.parse(fs.readFileSync(path.resolve(__dirname, 'settings.json'), 'utf-8'));
 const FFmpeg_command = ffmpegStaticPath;
 class StreamClient {
     constructor(server, socket) {
@@ -117,7 +129,7 @@ class StreamClient {
 }
 class StreamServer {
     constructor(port, channels, sampleRate) {
-        this.Port = port;
+        this.Port = port || null;
         this.Channels = channels;
         this.SampleRate = sampleRate;
         this.Clients = new Set();
@@ -139,12 +151,21 @@ class StreamServer {
     }
     Run() {
         this.Server = new ws.Server({
-            "host": ["127.0.0.1", "::1"],
-            "port": this.Port,
-            "clientTracking": true,
-            "perMessageDeflate": false
+            noServer: true,
+            clientTracking: true,
+            perMessageDeflate: false,
         });
+        // Allow manual upgrade handling from index.js
+        this.handleUpgrade = (req, socket, head) => {
+            this.Server.handleUpgrade(req, socket, head, (ws) => {
+                this.Server.emit('connection', ws, req);
+            });
+        };
         this.Server.on('connection', this.OnServerConnection.bind(this));
+        if (!this.StdIn) {
+          logError('[Stream] No audio input stream defined (this.StdIn is null)');
+          return;
+        }
         this.StdIn.on('data', this.OnStdInData.bind(this));
         this.StdIn.resume();
     }
@@ -195,6 +216,7 @@ class StreamServer {
             "wav": (this.FallbackClients["wav"] ? this.FallbackClients["wav"].size : 0),
             "mp3": (this.FallbackClients["mp3"] ? this.FallbackClients["mp3"].size : 0),
         };
+        let total = 0;
         for (let format in fallback) {
             total += fallback[format];
         }
@@ -204,10 +226,8 @@ class StreamServer {
         };
     }
     static Create(options) {
-        if (!options["-port"])
-            throw new Error("Port undefined. Please use -port to define the port.");
-        if (typeof options["-port"] !== "number" || options["-port"] !== Math.floor(options["-port"]) || options["-port"] < 1 || options["-port"] > 65535)
-            throw new Error("Invalid port. Must be natural number between 1 and 65535.");
+        // Allow Port to be omitted
+        const port = options["-port"] || null;
         if (!options["-channels"])
             throw new Error("Channels undefined. Please use -channels to define the number of channels.");
         if (typeof options["-channels"] !== "number" || options["-channels"] !== Math.floor(options["-channels"]) ||
@@ -217,7 +237,7 @@ class StreamServer {
             throw new Error("Sample rate undefined. Please use -samplerate to define the sample rate.");
         if (typeof options["-samplerate"] !== "number" || options["-samplerate"] !== Math.floor(options["-samplerate"]) || options["-samplerate"] < 1)
             throw new Error("Invalid sample rate. Must be natural number greater than 0.");
-        return new StreamServer(options["-port"], options["-channels"], options["-samplerate"]);
+        return new StreamServer(port, options["-channels"], options["-samplerate"]);
     }
 }
 class AFallbackProvider {
@@ -328,12 +348,31 @@ for (let i = 2; i < (process.argv.length - 1); i += 2) {
         throw new Error("Redefined argument: '" + process.argv[i] + "'. Please use '" + process.argv[i] + "' only ONCE");
     Options[process.argv[i]] = OptionParser[process.argv[i]](process.argv[i + 1]);
 }
-const Server = StreamServer.Create(Options);
-Server.Run();
-//# sourceMappingURL=3las.server.js.map
-}
+  const Server = new StreamServer(null, 2, 48000);
 
-checkFFmpeg().then((ffmpegResult) => {
-    ffmpegStaticPath = ffmpegResult;
-    runStream();
-});
+  ServerInstance = Server;
+
+  handleAudioUpgradeFn = function (request, socket, head, cb) {
+    if (Server.Server && Server.Server.handleUpgrade) {
+      Server.Server.handleUpgrade(request, socket, head, cb);
+    } else {
+      socket.destroy();
+    }
+  };
+
+  readyResolve();
+
+}).catch((err) => {
+  logError('[Stream] Error:', err);
+});
+
+module.exports = {
+  get Server() {
+    return ServerInstance;
+  },
+  get handleAudioUpgrade() {
+    return handleAudioUpgradeFn;
+  },
+  waitUntilReady
+};
+//# sourceMappingURL=3las.server.js.map

server/stream/index.js

@@ -1,134 +1,394 @@
-const { spawn, execSync } = require('child_process');
-const { configName, serverConfig, configUpdate, configSave, configExists } = require('../server_config');
-const { logDebug, logError, logInfo, logWarn, logFfmpeg } = require('../console');
-const checkFFmpeg = require('./checkFFmpeg');
-
-let ffmpeg, ffmpegCommand, ffmpegParams;
-
-function checkAudioUtilities() {
-    if (process.platform === 'darwin') {
-        try {
-            execSync('which rec');
-            //console.log('[Audio Utility Check] SoX ("rec") found.');
-        } catch (error) {
-            logError('[Audio Utility Check] Error: SoX ("rec") not found. Please install SoX (e.g., using `brew install sox`).');
-            process.exit(1); // Exit the process with an error code
-        }
-    } else if (process.platform === 'linux') {
-        try {
-            execSync('which arecord');
-            //console.log('[Audio Utility Check] ALSA ("arecord") found.');
-        } catch (error) {
-            logError('[Audio Utility Check] Error: ALSA ("arecord") not found. Please ensure ALSA utilities are installed (e.g., using `sudo apt-get install alsa-utils` or `sudo yum install alsa-utils`).');
-            process.exit(1); // Exit the process with an error code
-        }
-    } else {
-        //console.log(`[Audio Utility Check] Platform "${process.platform}" does not require explicit checks for rec or arecord.`);
-    }
-}
-
-function buildCommand() {
-    // Common audio options for FFmpeg
-    const baseOptions = {
-        flags: '-fflags +nobuffer+flush_packets -flags low_delay -rtbufsize 6192 -probesize 32',
-        codec: `-acodec pcm_s16le -ar 48000 -ac ${serverConfig.audio.audioChannels}`,
-        output: `${serverConfig.audio.audioBoost == true && serverConfig.audio.ffmpeg == true ? '-af "volume=3.5"' : ''} -f s16le -fflags +nobuffer+flush_packets -packetsize 384 -flush_packets 1 -bufsize 960`
-    };
-
-    if (process.platform === 'win32') {
-        // Windows: ffmpeg using dshow
-        logInfo('[Audio Stream] Platform: Windows (win32). Using "dshow" input.');
-        ffmpegCommand = `"${ffmpeg.replace(/\\/g, '\\\\')}"`;
-        return `${ffmpegCommand} ${baseOptions.flags} -f dshow -audio_buffer_size 200 -i audio="${serverConfig.audio.audioDevice}" ` +
-            `${baseOptions.codec} ${baseOptions.output} pipe:1 | node server/stream/3las.server.js -port ` +
-            `${serverConfig.webserver.webserverPort + 10} -samplerate 48000 -channels ${serverConfig.audio.audioChannels}`;
-    } else if (process.platform === 'darwin') {
-        // macOS: using SoX's rec with coreaudio
-        if (!serverConfig.audio.ffmpeg) {
-            logInfo('[Audio Stream] Platform: macOS (darwin) using "coreaudio" with the default audio device.');
-            const recCommand = `rec -t coreaudio -b 32 -r 48000 -c ${serverConfig.audio.audioChannels} -t raw -b 16 -r 48000 -c ${serverConfig.audio.audioChannels} -`;
-            return `${recCommand} | node server/stream/3las.server.js -port ${serverConfig.webserver.webserverPort + 10}` + 
-            ` -samplerate 48000 -channels ${serverConfig.audio.audioChannels}`;
-        } else {
-            ffmpegCommand = ffmpeg;
-            ffmpegParams = `${baseOptions.flags} -f alsa -i "${serverConfig.audio.softwareMode && serverConfig.audio.softwareMode == true ? 'plug' : ''}${serverConfig.audio.audioDevice}" ${baseOptions.codec}`;
-            ffmpegParams += ` ${baseOptions.output} -reconnect 1 -reconnect_streamed 1 -reconnect_delay_max 10 pipe:1 | node server/stream/3las.server.js -port ${serverConfig.webserver.webserverPort + 10} -samplerate 48000 -channels ${serverConfig.audio.audioChannels}`;
-            return `${ffmpegCommand} ${ffmpegParams}`;
-        }
-    } else {
-        // Linux: use alsa with arecord
-        // If softwareMode is enabled, prefix the device with 'plug'
-        if (!serverConfig.audio.ffmpeg) {
-            const audioDevicePrefix = (serverConfig.audio.softwareMode && serverConfig.audio.softwareMode === true) ? 'plug' : '';
-            logInfo('[Audio Stream] Platform: Linux. Using "alsa" input.');
-            const recCommand = `while true; do arecord -D "${audioDevicePrefix}${serverConfig.audio.audioDevice}" -f S16_LE -r 48000 -c ${serverConfig.audio.audioChannels} -t raw -; done`;
-            return `${recCommand} | node server/stream/3las.server.js -port ${serverConfig.webserver.webserverPort + 10}` + 
-            ` -samplerate 48000 -channels ${serverConfig.audio.audioChannels}`;
-        } else {
-            ffmpegCommand = ffmpeg;
-            ffmpegParams = `${baseOptions.flags} -f alsa -i "${serverConfig.audio.softwareMode && serverConfig.audio.softwareMode == true ? 'plug' : ''}${serverConfig.audio.audioDevice}" ${baseOptions.codec}`;
-            ffmpegParams += ` ${baseOptions.output} -reconnect 1 -reconnect_streamed 1 -reconnect_delay_max 10 pipe:1 | node server/stream/3las.server.js -port ${serverConfig.webserver.webserverPort + 10} -samplerate 48000 -channels ${serverConfig.audio.audioChannels}`;
-            return `${ffmpegCommand} ${ffmpegParams}`;
-        }
-    }
-}
-
-function enableAudioStream() {
-    // Ensure the webserver port is a number.
-    serverConfig.webserver.webserverPort = Number(serverConfig.webserver.webserverPort);
-    let startupSuccess = false;
-    const command = buildCommand();
-
-    // Only log audio device details if the platform is not macOS.
-    if (process.platform !== 'darwin') {
-        logInfo(`Trying to start audio stream on device: \x1b[35m${serverConfig.audio.audioDevice}\x1b[0m`);
-    }
-    else {
-        // For macOS, log the default audio device.
-        logInfo(`Trying to start audio stream on default input device.`);
-    }
-
-    logInfo(`Using internal audio network port: ${serverConfig.webserver.webserverPort + 10}`);
-    logInfo('Using', ffmpeg === 'ffmpeg' ? 'system-installed FFmpeg' : 'ffmpeg-static');
-    logDebug(`[Audio Stream] Full command:\n${command}`);
-
-    // Start the stream only if a valid audio device is configured.
-    if (serverConfig.audio.audioDevice && serverConfig.audio.audioDevice.length > 2) {
-        const childProcess = spawn(command, { shell: true });
-
-        childProcess.stdout.on('data', (data) => {
-            logFfmpeg(`[stream:stdout] ${data}`);
-        });
-
-        childProcess.stderr.on('data', (data) => {
-            logFfmpeg(`[stream:stderr] ${data}`);
-
-            if (data.includes('I/O error')) {
-                logError(`[Audio Stream] Audio device "${serverConfig.audio.audioDevice}" failed to start.`);
-                logError('Please start the server with: node . --ffmpegdebug for more info.');
-            }
-            if (data.includes('size=') && !startupSuccess) {
-                logInfo('[Audio Stream] Audio stream started up successfully.');
-                startupSuccess = true;
-            }
-        });
-
-        childProcess.on('close', (code) => {
-            logFfmpeg(`[Audio Stream] Child process exited with code: ${code}`);
-        });
-
-        childProcess.on('error', (err) => {
-            logFfmpeg(`[Audio Stream] Error starting child process: ${err}`);
-        });
-    } else {
-        logWarn('[Audio Stream] No valid audio device configured. Skipping audio stream initialization.');
-    }
-}
-
-if(configExists()) {
-    checkFFmpeg().then((ffmpegResult) => {
-        ffmpeg = ffmpegResult;
-        if (!serverConfig.audio.ffmpeg) checkAudioUtilities();
-        enableAudioStream();
-    });
-}
+const { spawn, execSync } = require('child_process');
+const { configName, serverConfig, configUpdate, configSave, configExists } = require('../server_config');
+const { logDebug, logError, logInfo, logWarn, logFfmpeg } = require('../console');
+const checkFFmpeg = require('./checkFFmpeg');
+const audioServer = require('./3las.server');
+
+const consoleLogTitle = '[Audio Stream]';
+
+let startupSuccess;
+
+function connectMessage(message) {
+    if (!startupSuccess) {
+        logInfo(message);
+        startupSuccess = true;
+    }
+}
+
+function checkAudioUtilities() {
+    if (process.platform === 'darwin') {
+        try {
+            execSync('which rec');
+        } catch (error) {
+            logError(`${consoleLogTitle} Error: SoX ("rec") not found. Please install SoX.`);
+            process.exit(1);
+        }
+    } else if (process.platform === 'linux') {
+        try {
+            execSync('which arecord');
+        } catch (error) {
+            logError(`${consoleLogTitle} Error: ALSA ("arecord") not found. Please install ALSA utils.`);
+            process.exit(1);
+        }
+    }
+}
+
+function buildCommand(ffmpegPath) {
+    const inputDevice = serverConfig.audio.audioDevice || 'Stereo Mix';
+    const audioChannels = serverConfig.audio.audioChannels || 2;
+    const webPort = Number(serverConfig.webserver.webserverPort);
+
+    // Common audio options for FFmpeg
+    const baseOptions = {
+        flags: ['-fflags', '+nobuffer+flush_packets', '-flags', 'low_delay', '-rtbufsize', '6192', '-probesize', '32'],
+        codec: ['-acodec', 'pcm_s16le', '-ar', '48000', '-ac', `${audioChannels}`],
+        output: ['-f', 's16le', '-fflags', '+nobuffer+flush_packets', '-packetsize', '384', '-flush_packets', '1', '-bufsize', '960', '-reconnect', '1', '-reconnect_streamed', '1', '-reconnect_delay_max', '10', 'pipe:1']
+    };
+
+    // Windows
+    if (process.platform === 'win32') {
+        logInfo(`${consoleLogTitle} Platform: Windows (win32). Using "dshow" input.`);
+        return {
+            command: ffmpegPath,
+            args: [
+                ...baseOptions.flags,
+                '-f', 'dshow',
+                '-audio_buffer_size', '200',
+                '-i', `audio=${inputDevice}`,
+                ...baseOptions.codec,
+                ...baseOptions.output
+            ]
+        };
+    } else if (process.platform === 'darwin') {
+        // macOS
+        if (!serverConfig.audio.ffmpeg) {
+            logInfo(`${consoleLogTitle} Platform: macOS (darwin) using "coreaudio" with the default audio device.`);
+            return {
+                // command not used if recArgs are used
+                command: `rec -t coreaudio -b 32 -r 48000 -c ${audioChannels} -t raw -b 16 -r 48000 -c ${audioChannels}`,
+                args: [],
+                recArgs: [
+                    '-t', 'coreaudio',
+                    '-b', '32',
+                    '-r', '48000',
+                    '-c', `${audioChannels}`,
+                    '-t', 'raw',
+                    '-b', '16',
+                    '-r', '48000',
+                    '-c', `${audioChannels}`
+                ]
+            };
+        } else {
+            const device = serverConfig.audio.audioDevice;
+            return {
+                command: ffmpegPath,
+                args: [
+                    ...baseOptions.flags,
+                    '-f', 'avfoundation',
+                    '-i', `${device || ':0'}`,
+                    ...baseOptions.codec,
+                    ...baseOptions.output
+                ]
+            };
+        }
+    } else {
+        // Linux
+        if (!serverConfig.audio.ffmpeg) {
+            const prefix = serverConfig.audio.softwareMode ? 'plug' : '';
+            const device = `${prefix}${serverConfig.audio.audioDevice}`;
+            logInfo(`${consoleLogTitle} Platform: Linux. Using "alsa" input.`);
+            return {
+                // command not used if arecordArgs are used
+                command: `while true; do arecord -D "${device}" -f S16_LE -r 48000 -c ${audioChannels} -t raw; done`,
+                args: [],
+                arecordArgs: [
+                    '-D', device,
+                    '-f', 'S16_LE',
+                    '-r', '48000',
+                    '-c', audioChannels,
+                    '-t', 'raw'
+                ],
+                ffmpegArgs: []
+            };
+        } else {
+            const device = serverConfig.audio.audioDevice;
+            return {
+                command: ffmpegPath,
+                args: [
+                    ...baseOptions.flags,
+                    '-f', 'alsa',
+                    '-i', `${device}`,
+                    ...baseOptions.codec,
+                    ...baseOptions.output
+                ],
+                arecordArgs: [],
+            };
+        }
+    }
+}
+
+checkFFmpeg().then((ffmpegPath) => {
+    if (!serverConfig.audio.ffmpeg) checkAudioUtilities();
+    let audioErrorLogged = false;
+
+    logInfo(`${consoleLogTitle} Using`, ffmpegPath === 'ffmpeg' ? 'system-installed FFmpeg' : 'ffmpeg-static');
+
+    if (process.platform !== 'darwin') {
+        logInfo(`${consoleLogTitle} Starting audio stream on device: \x1b[35m${serverConfig.audio.audioDevice}\x1b[0m`);
+    } else {
+        logInfo(`${consoleLogTitle} Starting audio stream on default input device.`);
+    }
+
+    if (process.platform === 'win32') {
+        // Windows (FFmpeg DirectShow Capture)
+        let ffmpeg;
+        let restartTimer = null;
+        let lastTimestamp = null;
+        let lastCheckTime = Date.now();
+        let audioErrorLogged = false;
+        let staleCount = 0;
+
+        function launchFFmpeg() {
+            const commandDef = buildCommand(ffmpegPath);
+            let ffmpegArgs = commandDef.args;
+
+            // Apply audio boost if enabled
+            if (serverConfig.audio.audioBoost) {
+                ffmpegArgs.splice(ffmpegArgs.indexOf('pipe:1'), 0, '-af', 'volume=2.5');
+            }
+
+            logDebug(`${consoleLogTitle} Launching FFmpeg with args: ${ffmpegArgs.join(' ')}`);
+            ffmpeg = spawn(ffmpegPath, ffmpegArgs, { stdio: ['ignore', 'pipe', 'pipe'] });
+
+            audioServer.waitUntilReady.then(() => {
+                audioServer.Server.StdIn = ffmpeg.stdout;
+                audioServer.Server.Run();
+                connectMessage(`${consoleLogTitle} Connected FFmpeg (capture) \u2192 FFmpeg (process) \u2192 Server.StdIn${serverConfig.audio.audioBoost ? ' (audio boost)' : ''}`);
+            });
+
+            ffmpeg.stderr.on('data', (data) => {
+                const msg = data.toString();
+                logFfmpeg(`[FFmpeg stderr]: ${msg}`);
+
+                if (msg.includes('I/O error') && !audioErrorLogged) {
+                    audioErrorLogged = true;
+                    logError(`${consoleLogTitle} Audio device "${serverConfig.audio.audioDevice}" failed to start.`);
+                    logError('Please start the server with: node . --ffmpegdebug for more info.');
+                }
+
+                // Detect frozen timestamp
+                const match = msg.match(/time=(\d\d):(\d\d):(\d\d\.\d+)/);
+                if (match) {
+                    const [_, hh, mm, ss] = match;
+                    const totalSec = parseInt(hh) * 3600 + parseInt(mm) * 60 + parseFloat(ss);
+
+                    if (lastTimestamp !== null && totalSec === lastTimestamp) {
+                        const now = Date.now();
+                        staleCount++;
+                        if (staleCount >= 10 && now - lastCheckTime > 10000 && !restartTimer) {
+                            restartTimer = setTimeout(() => {
+                                restartTimer = null;
+                                staleCount = 0;
+                                try {
+                                    ffmpeg.kill('SIGKILL');
+                                } catch (e) {
+                                    logWarn(`${consoleLogTitle} Failed to kill FFmpeg process: ${e.message}`);
+                                }
+                                launchFFmpeg(); // Restart FFmpeg
+                            }, 0);
+                            setTimeout(() => logWarn(`${consoleLogTitle} FFmpeg appears frozen. Restarting...`), 100);
+                        }
+                    } else {
+                        lastTimestamp = totalSec;
+                        lastCheckTime = Date.now();
+                        staleCount = 0;
+                    }
+                }
+            });
+
+            ffmpeg.on('exit', (code, signal) => {
+                if (signal) {
+                    logFfmpeg(`[FFmpeg exited] with signal ${signal}`);
+                    logWarn(`${consoleLogTitle} FFmpeg was killed with signal ${signal}`);
+                } else {
+                    logFfmpeg(`[FFmpeg exited] with code ${code}`);
+                    if (code !== 0) {
+                        logWarn(`${consoleLogTitle} FFmpeg exited unexpectedly with code ${code}`);
+                    }
+                }
+
+                // Retry on device fail
+                if (audioErrorLogged) {
+                    logWarn(`${consoleLogTitle} Retrying in 10 seconds...`);
+                    setTimeout(() => {
+                        audioErrorLogged = false;
+                        launchFFmpeg();
+                    }, 10000);
+                }
+            });
+        }
+        launchFFmpeg(); // Initial launch
+    } else if (process.platform === 'darwin') {
+        // macOS (rec --> 3las.server.js --> FFmpeg)
+        const commandDef = buildCommand(ffmpegPath);
+
+        // Apply audio boost if enabled and FFmpeg is used
+        if (serverConfig.audio.audioBoost && serverConfig.audio.ffmpeg) {
+            commandDef.args.splice(commandDef.recArgs.indexOf('pipe:1'), 0, '-af', 'volume=2.5');
+        }
+
+        function startRec() {
+            if (!serverConfig.audio.ffmpeg) {
+                // Spawn rec
+                logDebug(`${consoleLogTitle} Launching rec with args: ${commandDef.recArgs.join(' ')}`);
+
+                //const rec = spawn(commandDef.command, { shell: true, stdio: ['ignore', 'pipe', 'pipe'] });
+                const rec = spawn('rec', commandDef.recArgs, { stdio: ['ignore', 'pipe', 'pipe'] });
+
+                audioServer.waitUntilReady.then(() => {
+                    audioServer.Server.StdIn = rec.stdout;
+                    audioServer.Server.Run();
+                    connectMessage(`${consoleLogTitle} Connected rec \u2192 FFmpeg \u2192 Server.StdIn${serverConfig.audio.audioBoost && serverConfig.audio.ffmpeg ? ' (audio boost)' : ''}`);
+                });
+
+                process.on('exit', () => {
+                    rec.kill('SIGINT');
+                });
+
+                process.on('SIGINT', () => {
+                    rec.kill('SIGINT');
+                    process.exit();
+                });
+
+                rec.stderr.on('data', (data) => {
+                    logFfmpeg(`[rec stderr]: ${data}`);
+                });
+
+                rec.on('exit', (code) => {
+                    logFfmpeg(`[rec exited] with code ${code}`);
+                    if (code !== 0) {
+                        setTimeout(startRec, 2000);
+                    }
+                });
+            }
+        }
+
+        startRec();
+
+        if (serverConfig.audio.ffmpeg) {
+            logDebug(`${consoleLogTitle} Launching FFmpeg with args: ${commandDef.args.join(' ')}`);
+            const ffmpeg = spawn(ffmpegPath, commandDef.args, { stdio: ['ignore', 'pipe', 'pipe'] });
+
+            // Pipe FFmpeg output to 3las.server.js
+            audioServer.waitUntilReady.then(() => {
+                audioServer.Server.StdIn = ffmpeg.stdout;
+                audioServer.Server.Run();
+                connectMessage(`${consoleLogTitle} Connected FFmpeg stdout \u2192 Server.StdIn${serverConfig.audio.audioBoost ? ' (audio boost)' : ''}`);
+            });
+
+            process.on('SIGINT', () => {
+                ffmpeg.kill('SIGINT');
+                process.exit();
+            });
+
+            process.on('exit', () => {
+                ffmpeg.kill('SIGINT');
+            });
+
+            // FFmpeg stderr handling
+            ffmpeg.stderr.on('data', (data) => {
+                logFfmpeg(`[FFmpeg stderr]: ${data}`);
+            });
+
+            // FFmpeg exit handling
+            ffmpeg.on('exit', (code) => {
+                logFfmpeg(`[FFmpeg exited] with code ${code}`);
+                if (code !== 0) {
+                    logWarn(`${consoleLogTitle} FFmpeg exited unexpectedly with code ${code}`);
+                }
+            });
+        }
+    } else {
+        // Linux (arecord --> 3las.server.js --> FFmpeg)
+        const commandDef = buildCommand(ffmpegPath);
+
+        // Apply audio boost if enabled and FFmpeg is used
+        if (serverConfig.audio.audioBoost && serverConfig.audio.ffmpeg) {
+            commandDef.args.splice(commandDef.args.indexOf('pipe:1'), 0, '-af', 'volume=2.5');
+        }
+
+        function startArecord() {
+            if (!serverConfig.audio.ffmpeg) {
+                // Spawn the arecord loop
+                logDebug(`${consoleLogTitle} Launching arecord with args: ${commandDef.arecordArgs.join(' ')}`);
+
+                //const arecord = spawn(commandDef.command, { shell: true, stdio: ['ignore', 'pipe', 'pipe'] });
+                const arecord = spawn('arecord', commandDef.arecordArgs, { stdio: ['ignore', 'pipe', 'pipe'] });
+
+                audioServer.waitUntilReady.then(() => {
+                    audioServer.Server.StdIn = arecord.stdout;
+                    audioServer.Server.Run();
+                    connectMessage(`${consoleLogTitle} Connected arecord \u2192 FFmpeg \u2192 Server.StdIn${serverConfig.audio.audioBoost && serverConfig.audio.ffmpeg ? ' (audio boost)' : ''}`);
+                });
+
+                process.on('exit', () => {
+                    arecord.kill('SIGINT');
+                });
+
+                process.on('SIGINT', () => {
+                    arecord.kill('SIGINT');
+                    process.exit();
+                });
+
+                arecord.stderr.on('data', (data) => {
+                    logFfmpeg(`[arecord stderr]: ${data}`);
+                });
+
+                arecord.on('exit', (code) => {
+                    logFfmpeg(`[arecord exited] with code ${code}`);
+                    if (code !== 0) {
+                        setTimeout(startArecord, 2000);
+                    }
+                });
+            }
+        }
+
+        startArecord();
+
+        if (serverConfig.audio.ffmpeg) {
+            logDebug(`${consoleLogTitle} Launching FFmpeg with args: ${commandDef.args.join(' ')}`);
+            const ffmpeg = spawn(ffmpegPath, commandDef.args, { stdio: ['ignore', 'pipe', 'pipe'] });
+
+            // Pipe FFmpeg output to 3las.server.js
+            audioServer.waitUntilReady.then(() => {
+                audioServer.Server.StdIn = ffmpeg.stdout;
+                audioServer.Server.Run();
+                connectMessage(`${consoleLogTitle} Connected FFmpeg stdout \u2192 Server.StdIn${serverConfig.audio.audioBoost ? ' (audio boost)' : ''}`);
+            });
+
+            process.on('SIGINT', () => {
+                ffmpeg.kill('SIGINT');
+                process.exit();
+            });
+
+            process.on('exit', () => {
+                ffmpeg.kill('SIGINT');
+            });
+
+            // FFmpeg stderr handling
+            ffmpeg.stderr.on('data', (data) => {
+                logFfmpeg(`[FFmpeg stderr]: ${data}`);
+            });
+
+            // FFmpeg exit handling
+            ffmpeg.on('exit', (code) => {
+                logFfmpeg(`[FFmpeg exited] with code ${code}`);
+                if (code !== 0) {
+                    logWarn(`${consoleLogTitle} FFmpeg exited unexpectedly with code ${code}`);
+                }
+            });
+        }
+    }
+}).catch((err) => {
+    logError(`${consoleLogTitle} Error: ${err.message}`);
+});

server/tx_search.js

@@ -396,4 +396,4 @@ function deg2rad(deg) {
 
 module.exports = {
     fetchTx
-};
+};

web/index.ejs

@@ -547,7 +547,7 @@
       </div>
     </div>
   </div>
-  <div id="toast-container"></div>
+  <div id="toast-container" aria-live="polite"></div>
   <script src="js/websocket.js"></script>
   <script src="js/webserver.js"></script>
   <% if (!noPlugins) { %>

web/js/api.js

@@ -41,7 +41,7 @@ function tuneDown() {
 
 function tuneTo(freq) {
     previousFreq = getCurrentFreq();
-    socket.send("T" + ((parseFloat(freq)) * 1000).toFixed(3));
+    socket.send("T" + ((parseFloat(freq)) * 1000).toFixed(0));
 }
 
 function resetRDS() {

web/js/main.js

@@ -6,6 +6,7 @@ var parsedData, signalChart, previousFreq;
 var data = [];
 var signalData = [];
 let updateCounter = 0;
+let lastReconnectAttempt = 0;
 let messageCounter = 0; // Count for WebSocket data length returning 0
 let messageData = 800; // Initial value anything above 0
 let messageLength = 800; // Retain value of messageData until value is updated
@@ -375,10 +376,16 @@ function sendPingRequest() {
         messageCounter = 0;
     }
     
-    // Automatic reconnection on WebSocket close
-    if (socket.readyState === WebSocket.CLOSED || socket.readyState === WebSocket.CLOSING) {
+    // Automatic reconnection on WebSocket close with cooldown
+    const now = Date.now();
+    if (
+        (socket.readyState === WebSocket.CLOSED || socket.readyState === WebSocket.CLOSING) &&
+        (now - lastReconnectAttempt > TIMEOUT_DURATION)
+    ) {
+        lastReconnectAttempt = now;
+
         socket = new WebSocket(socketAddress);
-        
+
         socket.onopen = () => {
             sendToast('info', 'Connected', 'Reconnected successfully!', false, false);
         };

web/js/webserver.js

@@ -1,5 +1,5 @@
-const versionDate = new Date('May 30, 2025 21:00:00');
-const currentVersion = `v1.3.9 [${versionDate.getDate()}/${versionDate.getMonth() + 1}/${versionDate.getFullYear()}]`;
+const versionDate = new Date('Aug 30, 2025 21:00:00');
+const currentVersion = `v1.3.10 [${versionDate.getDate()}/${versionDate.getMonth() + 1}/${versionDate.getFullYear()}]`;
 
 
 function loadScript(src) {

web/js/websocket.js

@@ -1,30 +1,29 @@
-var url = new URL('text', window.location.href);
-url.protocol = url.protocol.replace('http', 'ws');
-var socketAddress = url.href;
-var socket = new WebSocket(socketAddress);
+if (!window.socket || window.socket.readyState === WebSocket.CLOSED || window.socket.readyState === WebSocket.CLOSING) {
+    var url = new URL('text', window.location.href);
+    url.protocol = url.protocol.replace('http', 'ws');
+    var socketAddress = url.href;
+    var socket = new WebSocket(socketAddress);
 
-const socketPromise = new Promise((resolve, reject) => {
-    // Event listener for when the WebSocket connection is open
-    socket.addEventListener('open', () => {
-        console.log('WebSocket connection open');
-        resolve(socket); // Resolve the promise with the WebSocket instance
+    window.socket = socket;
+
+    const socketPromise = new Promise((resolve, reject) => {
+        socket.addEventListener('open', () => {
+            console.log('WebSocket connection open');
+            resolve(socket);
+        });
+
+        socket.addEventListener('error', (error) => {
+            console.error('WebSocket error', error);
+            reject(error);
+        });
+
+        socket.addEventListener('close', () => {
+            setTimeout(() => {
+                console.warn('WebSocket connection closed');
+            }, 100);
+            reject(new Error('WebSocket connection closed'));
+        });
     });
 
-    // Event listener for WebSocket errors
-    socket.addEventListener('error', (error) => {
-        console.error('WebSocket error', error);
-        reject(error); // Reject the promise on error
-    });
-
-    // Event listener for WebSocket connection closure
-    socket.addEventListener('close', () => {
-        console.warn('WebSocket connection closed');
-        reject(new Error('WebSocket connection closed')); // Reject with closure warning
-    });
-});
-
-// Assign the socketPromise to window.socketPromise for global access
-window.socketPromise = socketPromise;
-
-// Assign the socket instance to window.socket for global access
-window.socket = socket;
+    window.socketPromise = socketPromise;
+}

web/setup.ejs

@@ -39,6 +39,9 @@
                     <li role="tab" data-panel="users" tabindex="0">
                         <a href="#" role="tab" tabindex="-1" aria-controls="users"><i class="fa-solid fa-fw fa-user"></i> User management</a>
                     </li>
+                    <li role="tab" data-panel="startup" tabindex="0">
+                        <a href="#" role="tab" tabindex="-1" aria-controls="startup"><i class="fa-solid fa-fw fa-plug"></i> Startup</a>
+                    </li>
                     <li role="tab" data-panel="extras" tabindex="0">
                         <a href="#" role="tab" tabindex="-1" aria-controls="extras"><i class="fa-solid fa-fw fa-star"></i> Extras</a>
                     </li>
@@ -76,6 +79,7 @@
 
                     <div class="panel-33 p-20">
                         <span class="text-medium-big color-5"><%= memoryUsage %></span>
+                        <span class="text-small color-4" style="display: block; font-size: 1em; font-weight: 600; line-height: 0;">(<%= memoryHeap %> heap)</span>
                         <p>Memory usage</p>
                     </div>
 
@@ -217,18 +221,18 @@
                     </div>
                     <div class="panel-50 p-bottom-20">
                         <h3>Experimental</h3>
-                        <p>If you use an USB audio card on Linux, enabling this option might fix your audio issues.</p>
+                        <p>If you use a USB audio card on Linux, enabling this option might fix your audio issues.</p>
                         <%- include('_components', {component: 'checkbox', cssClass: '', label: 'ALSA Software mode', id: 'audio-softwareMode'}) %>
                     </div>
                 </div>
                 <div class="flex-container">
-                    <div class="panel-50 p-bottom-20">
+                    <div class="panel-50 p-bottom-20 bottom-20">
                         <h3>FFmpeg</h3>
                         <p>Legacy option for Linux / macOS that could resolve audio issues, but will consume additional CPU and RAM usage.</p>
                         <%- include('_components', {component: 'checkbox', cssClass: '', label: 'Additional FFmpeg', id: 'audio-ffmpeg'}) %>
                     </div>
-                    <div class="panel-50 p-botom-20">
-                        <h3>Sample rate Offset</h3>
+                    <div class="panel-50 p-bottom-20 bottom-20">
+                        <h3>Sample rate offset</h3>
                         <p>Using a negative value could eliminate audio buffering issues during long periods of listening. <br>
                             However, a value that’s too low might increase the buffer over time.</p>
                         <p><input class="panel-33 input-text w-100 auto" type="number" style="min-height: 40px; color: var(--color-text); padding: 10px; padding-left: 10px; box-sizing: border-box; border: 2px solid transparent; font-family: 'Titillium Web', sans-serif;" id="audio-samplerateOffset" min="-10" max="10" step="1" value="0" aria-label="Samplerate offset"></p>
@@ -330,7 +334,7 @@
 
                         <%- include('_components', {component: 'text', cssClass: 'w-100', placeholder: '0', label: 'RDS Timeout', id: 'webserver-rdsTimeout'}) %>
                     </div>
-                    <div class="panel-50 p-bottom-20" style="padding-left: 20px; padding-right: 20px;">
+                    <div class="panel-50 p-bottom-20" style="padding-left: 20px; padding-right: 20px; padding-bottom: 80px;">
                         <h3>Transmitter Search Algorithm</h3>
                         <p>Different modes may help with more accurate transmitter identification depending on your region.</p>
                         <%- include('_components', { component: 'dropdown', id: 'server-tx-id-algo', inputId: 'webserver-txIdAlgorithm', label: 'Transmitter ID Algorithm', cssClass: '', placeholder: 'Algorithm 1', 
@@ -559,6 +563,126 @@
                 </div>
             </div>
 
+            <div class="panel-full m-0 tab-content no-bg" id="startup" role="tabpanel">
+                <h2>Startup settings</h2>
+                <div class="flex-container">
+                    <div class="panel-100-real p-bottom-20" style="z-index: 10; padding-bottom: 120px;">
+                        <h3>On startup</h3>
+                        <p>These settings will be applied after a server launch or restart.</p>
+                        <div class="flex-container flex-center p-20">
+                            <% if (device === 'tef') { %>
+                                <%- include('_components', { component: 'dropdown', id: 'ceqStartup-dropdown', inputId: 'ceqStartup', label: 'cEQ', cssClass: '', placeholder: 'Disabled', 
+                                    options: [
+                                        { value: '0', label: 'Disabled' },
+                                        { value: '1', label: 'Enabled' },
+                                    ]
+                                }) %><br>
+                                <%- include('_components', { component: 'dropdown', id: 'imsStartup-dropdown', inputId: 'imsStartup', label: 'iMS', cssClass: '', placeholder: 'Disabled', 
+                                    options: [
+                                        { value: '0', label: 'Disabled' },
+                                        { value: '1', label: 'Enabled' },
+                                    ]
+                                }) %><br>
+                            <% } else if (device === 'xdr') { %>
+                                <%- include('_components', { component: 'dropdown', id: 'rfStartup-dropdown', inputId: 'ceqStartup', label: 'RF+', cssClass: '', placeholder: 'Disabled', 
+                                    options: [
+                                        { value: '0', label: 'Disabled' },
+                                        { value: '1', label: 'Enabled' },
+                                    ]
+                                }) %><br>
+                                <%- include('_components', { component: 'dropdown', id: 'ifStartup-dropdown', inputId: 'imsStartup', label: 'IF+', cssClass: '', placeholder: 'Disabled', 
+                                    options: [
+                                        { value: '0', label: 'Disabled' },
+                                        { value: '1', label: 'Enabled' },
+                                    ]
+                                }) %><br>
+                            <% } %>
+                            <%- include('_components', { component: 'dropdown', id: 'stereoStartup-dropdown', inputId: 'stereoStartup', label: 'Stereo Mode', cssClass: '', placeholder: 'Stereo (Default)', 
+                                options: [
+                                    { value: '0', label: 'Stereo (Default)' },
+                                    { value: '1', label: 'Mono' },
+                                ]
+                            }) %><br>
+                            </div>
+                            <div class="panel-100-real p-bottom-20 no-bg">
+                            <%- include('_components', { component: 'dropdown', id: 'antennaStartup-dropdown', inputId: 'antennaStartup', label: 'Antenna', cssClass: '', placeholder: 'Antenna 0 (Default)', 
+                                options: [
+                                    { value: '0', label: 'Antenna 0 (Default)' },
+                                    { value: '1', label: 'Antenna 1' },
+                                    { value: '2', label: 'Antenna 2' },
+                                    { value: '3', label: 'Antenna 3' },
+                                ]
+                            }) %><br>
+                        </div>
+                    </div>
+                </div>
+                <div class="flex-container">
+                    <div class="panel-100-real p-bottom-20 bottom-20" style="z-index: 9; padding-bottom: 180px;">
+                        <h3>Empty server defaults</h3>
+                        <p>These settings will apply once the last user disconnects from the server, so the server can be ready for a new user with default settings.</p>
+                        <div class="flex-container flex-center p-20">
+                            <%- include('_components', { component: 'dropdown', id: 'bwAutoNoUsers-dropdown', inputId: 'bwAutoNoUsers', label: 'Auto BW', cssClass: '', placeholder: 'Unchanged', 
+                                options: [
+                                    { value: '0', label: 'Unchanged' },
+                                    { value: '1', label: 'Enabled' },
+                                ]
+                            }) %><br>
+                            <% if (device === 'tef') { %>
+                                <%- include('_components', { component: 'dropdown', id: 'ceqNoUsers-dropdown', inputId: 'ceqNoUsers', label: 'cEQ', cssClass: '', placeholder: 'Unchanged', 
+                                    options: [
+                                        { value: '0', label: 'Unchanged' },
+                                        { value: '1', label: 'Disabled' },
+                                        { value: '2', label: 'Enabled' },
+                                    ]
+                                }) %><br>
+                                <%- include('_components', { component: 'dropdown', id: 'imsNoUsers-dropdown', inputId: 'imsNoUsers', label: 'iMS', cssClass: '', placeholder: 'Unchanged', 
+                                    options: [
+                                        { value: '0', label: 'Unchanged' },
+                                        { value: '1', label: 'Disabled' },
+                                        { value: '2', label: 'Enabled' },
+                                    ]
+                                }) %><br>
+                            <% } else if (device === 'xdr') { %>
+                                <%- include('_components', { component: 'dropdown', id: 'rfNoUsers-dropdown', inputId: 'ceqNoUsers', label: 'RF+', cssClass: '', placeholder: 'Unchanged', 
+                                    options: [
+                                        { value: '0', label: 'Unchanged' },
+                                        { value: '1', label: 'Disabled' },
+                                        { value: '2', label: 'Enabled' },
+                                    ]
+                                }) %><br>
+                                <%- include('_components', { component: 'dropdown', id: 'ifNoUsers-dropdown', inputId: 'imsNoUsers', label: 'IF+', cssClass: '', placeholder: 'Unchanged', 
+                                    options: [
+                                        { value: '0', label: 'Unchanged' },
+                                        { value: '1', label: 'Disabled' },
+                                        { value: '2', label: 'Enabled' },
+                                    ]
+                                }) %><br>
+                            <% } %>
+                            <%- include('_components', { component: 'dropdown', id: 'stereoNoUsers-dropdown', inputId: 'stereoNoUsers', label: 'Stereo Mode', cssClass: '', placeholder: 'Unchanged', 
+                                options: [
+                                    { value: '0', label: 'Unchanged' },
+                                    { value: '1', label: 'Stereo' },
+                                    { value: '2', label: 'Mono' },
+                                ]
+                            }) %><br>
+                            </div>
+                            <div class="panel-100-real p-bottom-20 no-bg">
+                            <%- include('_components', {component: 'checkbox', cssClass: '', label: 'Delayed Antenna Change', id: 'antennaNoUsersDelay'}) %><br>
+                            <%- include('_components', { component: 'dropdown', id: 'antennaNoUsers-dropdown', inputId: 'antennaNoUsers', label: 'Antenna', cssClass: '', placeholder: 'Unchanged', 
+                                options: [
+                                    { value: '0', label: 'Unchanged' },
+                                    { value: '1', label: 'Antenna 0' },
+                                    { value: '2', label: 'Antenna 1' },
+                                    { value: '3', label: 'Antenna 2' },
+                                    { value: '4', label: 'Antenna 3' },
+                                ]
+                            }) %>
+                            <br>
+                        </div>
+                    </div>
+                </div>
+            </div>
+
             <div class="panel-full m-0 tab-content no-bg" id="extras" role="tabpanel">
                 <h2>Extras</h2>
                 <div class="panel-100 p-bottom-20">