Node.js updates

frameworks/JavaScript/nodejs/app.js

@@ -1,5 +1,6 @@
-const cluster = require('cluster');
-const numCPUs = require('os').cpus().length;
+const cluster = require('node:cluster');
+const { availableParallelism } = require('node:os');
+const numCPUs = availableParallelism();
 
 process.env.NODE_HANDLER = 'postgres';
 
@@ -13,18 +14,18 @@ if (process.env.TFB_TEST_NAME === 'nodejs-mongodb') {
   process.env.NODE_HANDLER = 'mysql-raw';
 } else if (process.env.TFB_TEST_NAME === 'nodejs-postgres') {
   process.env.NODE_HANDLER = 'sequelize-postgres';
-}else if (process.env.TFB_TEST_NAME === 'nodejs-postgresjs-raw') {
+} else if (process.env.TFB_TEST_NAME === 'nodejs-postgresjs-raw') {
   process.env.NODE_HANDLER = 'postgres';
 }
 
-if (cluster.isPrimary) {
+if (numCPUs > 1 && cluster.isPrimary) {
   console.log(`Primary ${process.pid} is running`);
 
   // Fork workers.
   for (let i = 0; i < numCPUs; i++) {
     cluster.fork();
   }
-
+  
   cluster.on('exit', (worker, code, signal) => {
     console.log(`worker ${worker.process.pid} died`);
     process.exit(1);

frameworks/JavaScript/nodejs/create-server.js

@@ -1,7 +1,7 @@
 // Forked workers will run this code when found to not be
 // the master of the cluster.
 
-const http = require('http');
+const http = require('node:http');
 const parseurl = require('parseurl'); // faster than native nodejs url package
 
 // Initialize routes & their handlers (once)

frameworks/JavaScript/nodejs/handlers/postgres.js

@@ -17,14 +17,14 @@ const dbfind = async (id) =>
     (arr) => arr[0]
   );
 
-const dbbulkUpdate = async (worlds) =>
+const dbbulkUpdate = async (worlds) => {
+  const sorted = sql(worlds
+    .map((world) => [world.id, world.randomNumber])
+    .sort((a, b) => (a[0] < b[0] ? -1 : 1)));
   await sql`UPDATE world SET randomNumber = (update_data.randomNumber)::int
-  FROM (VALUES ${sql(
-    worlds
-      .map((world) => [world.id, world.randomNumber])
-      .sort((a, b) => (a[0] < b[0] ? -1 : 1))
-  )}) AS update_data (id, randomNumber)
+  FROM (VALUES ${sorted}) AS update_data (id, randomNumber)
   WHERE world.id = (update_data.id)::int`;
+};
 
 const dbgetAllWorlds = async () => sql`SELECT id, randomNumber FROM world`;