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backend/routes/ssh.js

@@ -2,6 +2,11 @@ const express = require('express');
 const router = express.Router();
 const fs = require('fs');
 const path = require('path');
+const https = require('https');
+const { promisify } = require('util');
+const dns = require('dns');
+
+const resolve4 = promisify(dns.resolve4);
 
 const SSH_DIR = path.join(process.env.HOME || process.env.USERPROFILE, '.ssh');
 const DEFAULT_KEY_PATH = path.join(SSH_DIR, 'id_rsa');
@@ -39,4 +44,49 @@ router.get('/ssh-key/public', (req, res) => {
   }
 });
 
+// GET /api/dns-check/:domain - Check DNS and get IP address
+router.get('/dns-check/:domain', async (req, res) => {
+  try {
+    const domain = req.params.domain;
+    
+    if (!domain) {
+      return res.status(400).json({ 
+        success: false, 
+        message: 'Domain parameter is required' 
+      });
+    }
+
+    console.log(`Checking DNS for domain: ${domain}`);
+    
+    // Используем встроенный DNS resolver Node.js
+    const addresses = await resolve4(domain);
+    
+    if (addresses && addresses.length > 0) {
+      const ip = addresses[0];
+      console.log(`DNS resolved: ${domain} → ${ip}`);
+      
+      res.json({
+        success: true,
+        domain: domain,
+        ip: ip,
+        message: `Домен ${domain} разрешен в IP: ${ip}`
+      });
+    } else {
+      res.status(404).json({
+        success: false,
+        domain: domain,
+        message: `DNS запись для домена ${domain} не найдена`
+      });
+    }
+  } catch (error) {
+    console.error(`DNS check error for ${req.params.domain}:`, error.message);
+    
+    res.status(500).json({
+      success: false,
+      domain: req.params.domain,
+      message: `Ошибка проверки DNS: ${error.message}`
+    });
+  }
+});
+
 module.exports = router;