ICE servers config

Signed-off-by: ale <ale@manalejandro.com>

node.js

@@ -2,6 +2,7 @@
 
 import { RingNode } from './src/ring-node.js';
 import chalk from 'chalk';
+import { readFileSync } from 'fs';
 
 const args = process.argv.slice(2);
 const options = {};
@@ -21,6 +22,26 @@ for (let i = 0; i < args.length; i++) {
         case '--position':
             options.ringPosition = parseInt(args[++i]);
             break;
+        case '--ice-servers':
+            try {
+                options.iceServers = JSON.parse(args[++i]);
+            } catch (error) {
+                console.error(chalk.red('Error parsing ICE servers JSON:'), error.message);
+                process.exit(1);
+            }
+            break;
+        case '--config':
+            try {
+                const configPath = args[++i];
+                const configData = JSON.parse(readFileSync(configPath, 'utf8'));
+                if (configData.iceServers) {
+                    options.iceServers = configData.iceServers;
+                }
+            } catch (error) {
+                console.error(chalk.red('Error loading config file:'), error.message);
+                process.exit(1);
+            }
+            break;
         case '--help':
             console.log(`
 ${chalk.blue('Ring Network Node')}
@@ -28,16 +49,27 @@ ${chalk.blue('Ring Network Node')}
 Usage: node node.js [options]
 
 Options:
-  --port <port>       Port to listen on (default: random)
-  --id <id>           Node ID (default: auto-generated)
-  --bootstrap <addr>  Bootstrap node address (host:port)
-  --position <pos>    Initial ring position (default: 0)
-  --help             Show this help message
+  --port <port>          Port to listen on (default: random)
+  --id <id>              Node ID (default: auto-generated)
+  --bootstrap <addr>     Bootstrap node address (host:port)
+  --position <pos>       Initial ring position (default: 0)
+  --ice-servers <json>   ICE servers configuration (JSON array)
+  --config <file>        Load configuration from JSON file
+  --help                 Show this help message
 
 Examples:
   node node.js --port 8080
   node node.js --port 8081 --bootstrap localhost:8080
   node node.js --id mynode --port 8082 --bootstrap localhost:8080
+  node node.js --config config/ice-servers-with-turn.json --port 8080
+  
+ICE Servers Example:
+  --ice-servers '[{"urls":"stun:stun.l.google.com:19302"},{"urls":"turn:turn.example.com:3478","username":"user","credential":"pass"}]'
+
+Config File Example:
+  config/ice-servers-default.json - Default STUN servers
+  config/ice-servers-with-turn.json - With TURN server
+  config/ice-servers-public-turn.json - Public TURN servers
             `);
             process.exit(0);
             break;