improvement for deplyment to cloud

backend/Routes/url_routes.js

@@ -1,10 +1,9 @@
 const express = require("express");
 const fs = require("fs").promises;
-
+const path = require("path");
 const urlStoreController = require("./../models/url_store_controller");
 const healthStatusController = require("./../models/health_status_controller");
-const urlPath = "./database/urls.json";
+const urlPath = path.join(__dirname, "../database", "urls.json");
-
 const router = express.Router();
 const app = express();
 

backend/database/urls.json

@@ -1,52 +1,15 @@
 [
-  "cloudflare.com",
+    "cloudflare.com",
-  "Akshay",
+    "postgresql.org",
-  "postgresql.org",
+    "github.com",
-  "http://localhost:3001",
+    "mozilla.org",
-  "invalid-url.com",
+    "amazon.com",
-  "github.com",
+    "google.com",
-  "random-string",
+    "docker.com",
-  "mozilla.org",
+    "wikipedia.org",
-  "todo",
+    "duckduckgo.com",
-  "amazon.com",
+    "nodejs.org",
-  "unknown-host-999.com",
+    "amns.in",
-  "google.com",
+    "amazon.in",
-  "hello world",
+    "amdocs.com"
-  "docker.com",
-  "abc123invalid.org",
-  "wikipedia.org",
-  "http://localhost:99999",
-  "duckduckgo.com",
-  "myfakeportal.dev",
-  "nodejs.org",
-  "example.com",
-  "ftp://example.com",
-  "bing.com",
-  "thissitedoesnotexist123456.com",
-  "mongodb.com",
-  "12345",
-  "reddit.com",
-  "openai.com",
-  "https://",
-  "netflix.com",
-  "expressjs.com",
-  "ubuntu.org",
-  "test-invalid-domain.local",
-  "microsoft.com",
-  "http://localhost:8080",
-  "www.",
-  "yahoo.com",
-  "vercel.com",
-  "brokenwebsite.fake",
-  "golang.org",
-  "apple.com",
-  "digitalocean.com",
-  "://invalid",
-  "python.org",
-  "notarealwebsite987654.io",
-  "fake-company-xyz.net",
-  "ubuntu.com",
-  "stackoverflow.com",
-  "idontexist.xyz",
-  "npmjs.com"
 ]

backend/models/db_store_controller.js

@@ -1,5 +1,6 @@
 const fs = require("node:fs").promises;
-const url_path = "./database/db.json";
+const path = require("path");
+const url_path = path.join(__dirname, "../database", "db.json");
 
 const StoreRecord = async (urlRecord) => {
   try {

backend/models/health_status_controller.js

@@ -1,6 +1,5 @@
 const axios = require("axios");
 const fs = require("fs").promises;
-const path = require("path");
 const normalizeUrl = require("../utils/utils").normalizeUrl;
 
 async function checkUrl(url) {
@@ -8,11 +7,7 @@ async function checkUrl(url) {
   try {
     const start = Date.now();
     const response = await axios.get(target, {
-      timeout: 10000,
+      timeout: 10000
-      headers: {
-        "User-Agent":
-          "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0 Safari/537.36",
-      },
     });
     const responseTime = Date.now() - start;
 

backend/models/url_store_controller.js

@@ -1,5 +1,6 @@
 const fs = require("node:fs").promises;
-const url_path = "./database/urls.json";
+const path = require("path");
+const url_path = path.join(__dirname, "../database", "urls.json");
 
 const addUrl = async (url) => {
   try {

backend/web_socket_server.js

@@ -1,16 +1,16 @@
 const axios = require("axios");
 const fs = require("fs").promises;
 const dotenv = require("dotenv");
+const path = require("path");
 const { StoreRecord } = require("./models/db_store_controller");
 const { checkUrl } = require("./models/health_status_controller");
 
 const { init, broadcast } = require("./utils/utils");
-const urlPath = "./database/urls.json";
+// const urlPath = "./database/urls.json";
+const urlPath = path.join(__dirname, "database", "urls.json");
 dotenv.config();
 
-async function setupWebSocket(wss) {
+const checkAllUrl = async (Store) => {
-  init(wss);
-  let Store = [];
   try {
     const urls = await fs.readFile(urlPath, "utf8");
     const parsedUrls = JSON.parse(urls);
@@ -31,28 +31,15 @@ async function setupWebSocket(wss) {
       message: "Unable to read urls.json or parse data",
     });
   }
+};
+async function setupWebSocket(wss) {
+  init(wss);
+  let Store = [];
+  checkAllUrl(Store);
   setInterval(async () => {
-    try {
+    Store = [];
-      const urls = await fs.readFile(urlPath, "utf8");
+    checkAllUrl(Store);
-      const parsedUrls = JSON.parse(urls);
+  }, 2000);
-
-      await Promise.allSettled(
-        parsedUrls.map(async (url) => {
-          const response = await checkUrl(url);
-          broadcast(response);
-          Store.push(response);
-        }),
-      );
-      StoreRecord(Store);
-      broadcast({ type: "checking" });
-    } catch (err) {
-      console.error("WebSocket polling error:", err.message);
-      broadcast({
-        type: "error",
-        message: "Unable to read urls.json or parse data",
-      });
-    }
-  }, process.env.TIME || 60000);
 }
 
 module.exports = { setupWebSocket };

package.json

@@ -2,8 +2,9 @@
   "name": "uptime_monitor",
   "version": "1.0.0",
   "description": "A lightweight **URL Health Monitoring** application built with **Node.js, Express, WebSocket, Axios, and Docker**. The application periodically checks the health of registered URLs and updates the frontend in real time using WebSockets.",
-  "main": "index.js",
+  "main": "app.js",
   "scripts": {
+    "start": "node backend/app.js",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "keywords": [],