fix: Fixes Node Cron memory leak issue.

Dockerfile

@@ -29,7 +29,7 @@ COPY --from=builder --chown=nextjs:nodejs /app/cron.js ./
 COPY --from=builder --chown=nextjs:nodejs /app/email ./email
 RUN rm package.json
 RUN npm init -y 
-RUN npm i cryptr dotenv node-cron @googleapis/searchconsole
+RUN npm i cryptr dotenv croner @googleapis/searchconsole
 RUN npm i -g concurrently
 
 USER nextjs

cron.js

@@ -1,7 +1,7 @@
 const Cryptr = require('cryptr');
 const { promises } = require('fs');
 const { readFile } = require('fs');
-const cron = require('node-cron');
+const Cron = require('croner');
 require('dotenv').config({ path: './.env.local' });
 
 const getAppSettings = async () => {
@@ -65,12 +65,12 @@ const generateCronTime = (interval) => {
 const runAppCronJobs = () => {
    // RUN SERP Scraping CRON (EveryDay at Midnight) 0 0 0 * *
    const scrapeCronTime = generateCronTime('daily');
-   cron.schedule(scrapeCronTime, () => {
+   Cron(scrapeCronTime, () => {
       // console.log('### Running Keyword Position Cron Job!');
       const fetchOpts = { method: 'POST', headers: { Authorization: `Bearer ${process.env.APIKEY}` } };
       fetch(`${process.env.NEXT_PUBLIC_APP_URL}/api/cron`, fetchOpts)
       .then((res) => res.json())
-      .then((data) => console.log(data))
+      // .then((data) =>{ console.log(data)})
       .catch((err) => {
          console.log('ERROR Making Daily Scraper Cron Request..');
          console.log(err);
@@ -79,7 +79,7 @@ const runAppCronJobs = () => {
 
    // Run Failed scraping CRON (Every Hour)
    const failedCronTime = generateCronTime('hourly');
-   cron.schedule(failedCronTime, () => {
+   Cron(failedCronTime, () => {
       // console.log('### Retrying Failed Scrapes...');
 
       readFile(`${process.cwd()}/data/failed_queue.json`, { encoding: 'utf-8' }, (err, data) => {
@@ -104,7 +104,7 @@ const runAppCronJobs = () => {
    // Run Google Search Console Scraper Daily
    if (process.env.SEARCH_CONSOLE_PRIVATE_KEY && process.env.SEARCH_CONSOLE_CLIENT_EMAIL) {
       const searchConsoleCRONTime = generateCronTime('daily');
-      cron.schedule(searchConsoleCRONTime, () => {
+      Cron(searchConsoleCRONTime, () => {
          const fetchOpts = { method: 'POST', headers: { Authorization: `Bearer ${process.env.APIKEY}` } };
          fetch(`${process.env.NEXT_PUBLIC_APP_URL}/api/searchconsole`, fetchOpts)
          .then((res) => res.json())
@@ -122,7 +122,7 @@ const runAppCronJobs = () => {
       if (notif_interval) {
          const cronTime = generateCronTime(notif_interval === 'daily' ? 'daily_morning' : notif_interval);
          if (cronTime) {
-            cron.schedule(cronTime, () => {
+            Cron(cronTime, () => {
                // console.log('### Sending Notification Email...');
                const fetchOpts = { method: 'POST', headers: { Authorization: `Bearer ${process.env.APIKEY}` } };
                fetch(`${process.env.NEXT_PUBLIC_APP_URL}/api/notify`, fetchOpts)

package-lock.json

@@ -17,6 +17,7 @@
         "cheerio": "^1.0.0-rc.12",
         "concurrently": "^7.6.0",
         "cookies": "^0.8.0",
+        "croner": "^5.3.5",
         "cryptr": "^6.0.3",
         "dayjs": "^1.11.5",
         "dotenv": "^16.0.3",
@@ -3707,6 +3708,14 @@
         "node": ">=10"
       }
     },
+    "node_modules/croner": {
+      "version": "5.3.5",
+      "resolved": "https://registry.npmjs.org/croner/-/croner-5.3.5.tgz",
+      "integrity": "sha512-VqaplJOVtaGuAxhsw2HM9GG0DLpVi3W9IsV7bKMAC12O7wMIOcZpCYHBw+xkFABzT3xp5MvUqTfbTewCgxgN+A==",
+      "engines": {
+        "node": ">=6.0"
+      }
+    },
     "node_modules/cross-spawn": {
       "version": "7.0.3",
       "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-7.0.3.tgz",
@@ -15220,6 +15229,11 @@
         "yaml": "^1.10.0"
       }
     },
+    "croner": {
+      "version": "5.3.5",
+      "resolved": "https://registry.npmjs.org/croner/-/croner-5.3.5.tgz",
+      "integrity": "sha512-VqaplJOVtaGuAxhsw2HM9GG0DLpVi3W9IsV7bKMAC12O7wMIOcZpCYHBw+xkFABzT3xp5MvUqTfbTewCgxgN+A=="
+    },
     "cross-spawn": {
       "version": "7.0.3",
       "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-7.0.3.tgz",

package.json

@@ -25,6 +25,7 @@
     "cheerio": "^1.0.0-rc.12",
     "concurrently": "^7.6.0",
     "cookies": "^0.8.0",
+    "croner": "^5.3.5",
     "cryptr": "^6.0.3",
     "dayjs": "^1.11.5",
     "dotenv": "^16.0.3",