feat(dns): implement dns caching

package.json

@@ -68,6 +68,7 @@
     "http-proxy-agent": "^7.0.2",
     "https-proxy-agent": "^7.0.6",
     "lodash": "4.17.21",
+    "lru-cache": "^11.0.2",
     "mime": "3",
     "next": "^14.2.25",
     "node-cache": "5.1.2",

pnpm-lock.yaml

@@ -116,6 +116,9 @@ importers:
       lodash:
         specifier: 4.17.21
         version: 4.17.21
+      lru-cache:
+        specifier: ^11.0.2
+        version: 11.0.2
       mime:
         specifier: '3'
         version: 3.0.0
@@ -6744,6 +6747,10 @@ packages:
     resolution: {integrity: sha512-9hp3Vp2/hFQUiIwKo8XCeFVnrg8Pk3TYNPIR7tJADKi5YfcF7vEaK7avFHTlSy3kOKYaJQaalfEo6YuXdceBOQ==}
     engines: {node: 14 || >=16.14}
 
+  lru-cache@11.0.2:
+    resolution: {integrity: sha512-123qHRfJBmo2jXDbo/a5YOQrJoHF/GNQTLzQ5+IdK5pWpceK17yRc6ozlWd25FxvGKQbIUs91fDFkXmDHTKcyA==}
+    engines: {node: 20 || >=22}
+
   lru-cache@5.1.1:
     resolution: {integrity: sha512-KpNARQA3Iwv+jTA0utUVVbrh+Jlrr1Fv0e56GGzAFOXN7dk/FviaDW8LHmK52DlcH4WP2n6gI8vN1aesBFgo9w==}
 
@@ -18036,6 +18043,8 @@ snapshots:
 
   lru-cache@10.2.2: {}
 
+  lru-cache@11.0.2: {}
+
   lru-cache@5.1.1:
     dependencies:
       yallist: 3.1.1

server/routes/settings/index.ts

@@ -28,6 +28,7 @@ import discoverSettingRoutes from '@server/routes/settings/discover';
 import { ApiError } from '@server/types/error';
 import { appDataPath } from '@server/utils/appDataVolume';
 import { getAppVersion } from '@server/utils/appVersion';
+import { dnsCache } from '@server/utils/dnsCacheManager';
 import { getHostname } from '@server/utils/getHostname';
 import { Router } from 'express';
 import rateLimit from 'express-rate-limit';
@@ -59,8 +60,23 @@ const filteredMainSettings = (
   return main;
 };
 
+settingsRoutes.get('/dnsCache', async (req, res) => {
+  const stats = dnsCache.getStats();
+  const entries = dnsCache.getCacheEntries();
+
+  res.json({
+    stats,
+    entries,
+  });
+});
+
 settingsRoutes.get('/main', (req, res, next) => {
   const settings = getSettings();
+  const stats = dnsCache.getStats();
+  const entries = dnsCache.getCacheEntries();
+
+  console.log(entries);
+  console.log(stats);
 
   if (!req.user) {
     return next({ status: 400, message: 'User missing from request.' });