Implement DNS Caching with cacheable-lookup

backend/classes/axios.js

@@ -1,17 +1,20 @@
 const axios = require("axios");
 const https = require('https');
+const CacheableLookup = require('cacheable-lookup');
+
+const cacheable = new CacheableLookup();
 
 const agent = new https.Agent({
-    rejectUnauthorized: (process.env.REJECT_SELF_SIGNED_CERTIFICATES || 'true').toLowerCase() ==='true'
-  });
+  rejectUnauthorized: (process.env.REJECT_SELF_SIGNED_CERTIFICATES || 'true').toLowerCase() === 'true'
+});
 
+cacheable.install(agent);
 
 const axios_instance = axios.create({
-    httpsAgent: agent
-  });
+  httpsAgent: agent
+});
 
-  module.exports =
-  {
-    axios:axios_instance
-  };
-  
+module.exports =
+{
+  axios: axios_instance
+};

package-lock.json

@@ -20,6 +20,7 @@
         "axios": "^1.5.1",
         "axios-cache-interceptor": "^1.3.1",
         "bootstrap": "^5.2.3",
+        "cacheable-lookup": "^7.0.0",
         "compare-versions": "^6.0.0-rc.1",
         "compression": "^1.7.4",
         "config": "^3.3.9",
@@ -7346,6 +7347,14 @@
       "resolved": "https://registry.npmjs.org/cache-parser/-/cache-parser-1.2.4.tgz",
       "integrity": "sha512-O0KwuHuJnbHUrghHi2kGp0SxnWSIBXTYt7M8WVhW0kbPRUNUKoE/Of6e1rRD6AAxmfxFunKnt90yEK09D+sc5g=="
     },
+    "node_modules/cacheable-lookup": {
+      "version": "7.0.0",
+      "resolved": "https://registry.npmjs.org/cacheable-lookup/-/cacheable-lookup-7.0.0.tgz",
+      "integrity": "sha512-+qJyx4xiKra8mZrcwhjMRMUhD5NR1R8esPkzIYxX96JiecFoxAXFuz/GpR3+ev4PE1WamHip78wV0vcmPQtp8w==",
+      "engines": {
+        "node": ">=14.16"
+      }
+    },
     "node_modules/call-bind": {
       "version": "1.0.5",
       "resolved": "https://registry.npmjs.org/call-bind/-/call-bind-1.0.5.tgz",

package.json

@@ -26,6 +26,7 @@
     "axios": "^1.5.1",
     "axios-cache-interceptor": "^1.3.1",
     "bootstrap": "^5.2.3",
+    "cacheable-lookup": "^7.0.0",
     "compare-versions": "^6.0.0-rc.1",
     "compression": "^1.7.4",
     "config": "^3.3.9",