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primary-round-robin-policy.js
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| const { fork } = require('child_process'); | |
| const net = require('net'); | |
| const os = require('os'); | |
| const numCPUs = os.cpus().length; | |
| const workers = []; | |
| let workerIndex = 0; | |
| // Fork workers | |
| for (let i = 1; i <=numCPUs; i++) { | |
| const worker = fork('worker-round-robin-policy.js'); // Fork the worker process | |
| workers.push(worker); | |
| } | |
| // Create the server in the primary process | |
| let server = net.createServer(); | |
| let handle; | |
| // Start listening on the server | |
| server.listen({ port: 8080 }); | |
| // Once the server starts listening, get the handle for the server | |
| server.once('listening', () => { | |
| handle = server._handle; | |
| console.log("Server listening on port 8080, server handle fd:", handle.fd); | |
| // Start accepting new connections | |
| acceptConnection(); | |
| }); | |
| // Function to handle new connections | |
| function acceptConnection() { | |
| // The server handle will receive new connections | |
| handle.onconnection = (err, clientHandle) => { | |
| if (err) { | |
| console.error("Error receiving new connection:", err); | |
| return; | |
| } | |
| console.log("New connection received, handle fd:", clientHandle.fd); | |
| // Distribute the connection to the workers | |
| distribute(clientHandle); | |
| }; | |
| } | |
| // Function to distribute connections to workers | |
| function distribute(clientHandle) { | |
| workerIndex = (workerIndex + 1) % workers.length; | |
| const worker = workers[workerIndex]; | |
| worker.send("new-conn", clientHandle); // Passing the handle properly to the worker | |
| } |
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