last changes

dist/main.js

@@ -3,6 +3,7 @@ Object.defineProperty(exports, "__esModule", { value: true });
 const log = require("./log");
 const config = require("./config");
 const gpio = require("onoff");
+const Mqtt = require("mqtt");
 const LED1 = new gpio.Gpio(16, 'out');
 const LED2 = new gpio.Gpio(26, 'out');
 log.info("PiAlive starting");
@@ -14,5 +15,26 @@ let heartbeatTimer = setInterval(() => {
         LED1.writeSync(0);
     }, 100);
 }, config.dict.heartbeatInterval);
+let mqttClient = Mqtt.connect(config.dict.brokerUrl);
+mqttClient.on('offline', () => { log.warn("MQTT client is offline"); });
+mqttClient.on('reconnect', () => { log.warn("MQTT client is reconnecting"); });
+mqttClient.on('close', () => { log.warn("MQTT connection closed"); });
+mqttClient.on('connect', () => {
+    log.info("MQTT broker connected");
+    mqttClient.subscribe(config.dict.topic);
+    log.info(`Subscribed to ${config.dict.topic}`);
+});
+let msgCnt = 0;
+mqttClient.on('message', (topic, messageBuf) => {
+    msgCnt++;
+    if (config.dict.verbose) {
+        let message = messageBuf.toString('UTF-8');
+        log.info(`Message received ${msgCnt}, topic ${topic}, payload ${message}`);
+    }
+    LED2.writeSync(1);
+    setTimeout(() => {
+        LED2.writeSync(0);
+    }, 100);
+});
 log.info("PiAlive running");
 //# sourceMappingURL=main.js.map