mqtt-repl.js

const cert = `
-----BEGIN CERTIFICATE-----
-----END CERTIFICATE-----
`;

const key = `
-----BEGIN RSA PRIVATE KEY-----
-----END RSA PRIVATE KEY-----
`;

const mqtt = require("mqtt").connect("mqtt://192.168.1.129", {
  clientId: "mqtt-prohazko-xxx",
});

mqtt.on("connect", () => {
  console.log("connect");
});

mqtt.on("error", (err) => {
  console.log(err);
});

mqtt.on("message", (topic, message) => {
  console.log(`${new Date().toISOString()}: [${topic}] ${message.toString()}`);
  send();
});

setInterval(send, 5 * 60 * 1000);

function send() {
  const rand = (Math.random() * 30).toFixed(2);
  mqtt.publish("base/state/temperature", rand);
}

const repl = require("repl").start({ prompt: " > " });

repl.context.send = send;
repl.context.mqtt = mqtt;