@steelbreeze/broker/examples/publisher.js

Lightweight publish and subscribe using Server-Sent Events for node and express

const broker = require('@steelbreeze/broker');

// create a client to the message broker
var client = broker.client({host:'localhost', port: 1024, path: '/events'});

// publish a message on the devices topic of the /events broker every second
var timer = setInterval( () => {
	client.publish('devices', `Hello at ${new Date()}`, onError);
}, 1000);

function onError() {
	clearInterval(timer);
}