<?php

namespace app\mqtt;
class Publish
{

    public static function onWorkerStart()
    {
        $mqtt = new \Workerman\Mqtt\Client('mqtt://ceshi-mqtt.lihaink.cn/tcp', array(
            "username"=>"demo2",
            "password"=>"123456",
            "client_id"=>"mqttx_4fde83eb"
        ));
        $mqtt->onConnect = function($mqtt) {
            $mqtt->publish('demo', 'hello workerman mqtt');
        };
        // $mqtt->onMessage = function($topic, $content) {
        //     echo "topic:$topic content:$content\n";
        // };
        $mqtt->connect();
    }
}