workman在服务器端创建websocet服务

<?php
use Workerman\Worker;
use Workerman\Lib\Timer;
require_once __DIR__ . '/Workerman/Autoloader.php';
// 初始化一个worker容器，监听1234端口
$worker = new Worker('websocket://127.0.0.1:1234');
// ====这里进程数必须必须必须设置为1====
$worker->count = 1;

// 新增加一个属性，用来保存uid到connection的映射(uid是用户id或者客户端唯一标识)
$worker->uidConnections = array();
$worker->meet_time=array();
$worker->meet_id=array();
$worker->onConnect = function($connection)
{
    // 有新的客户端连接时，连接数+1
    global $connection_count;

    ++$connection_count;
    echo "now connection_count=$connection_count\n";
};
// 进程启动后设置一个每秒运行一次的定时器
$worker->onWorkerStart = function($worker) {
    Timer::add(15, function()use($worker){
        $time_now = time();
        //按会议循环获取会议时长
        foreach($worker->meet_time as $k=>$v){
            $play_total_time=0;
            foreach ($v as $k2=>$v2){
                if($v2['e']==0){
                    $play_total_time=$play_total_time+(time()-$v2['b']);
                }else{
                    $play_total_time=$play_total_time+($v2['e']-$v2['b']);
                }
            }
            //计算剩余时长
            $play_sul_time=$worker->meet_id[$k]['time']-$play_total_time;
            //向直播页面发送剩余直播时长
            $n_time=date("Y-m-d H:i:s");
            $worker->meet_id[$k]['con']->send($n_time."--剩余时长--".$play_sul_time);
        }
    });
};


// 当有客户端发来消息时执行的回调函数
$worker->onMessage = function($connection, $data)
{
    global $worker;
    // 判断当前客户端是否已经验证,即是否设置了uid
    if(!isset($connection->uid))
    {
        $connection->uid =$connection->id;
        $connection->lastMessageTime = time();
        //list($name, $meet_id) = explode(':', $data);
        $arr=json_decode($data);
        if($arr[0]=='play'){
            $worker->meet_time[$arr[1]]=array($connection->uid=>array('b'=>$connection->lastMessageTime,'e'=>0));
            $worker->uidConnections[$connection->uid] = $connection;
        }else if($arr[0]=='live'){
            $worker->meet_id[$arr[1]]['con']=$connection;
            $worker->meet_id[$arr[1]]['time']=$arr[2];
            $n_time=date("Y-m-d H:i:s");
            $worker->meet_id[$arr[1]]['con']->send($n_time."--剩余时长--".$arr[2]);
        }
        $connection->clientType=$arr[0];
        $connection->m_id=$arr[1];
    }
};

// 当有客户端连接断开时
$worker->onClose = function($connection)
{
    global $worker;
    if(isset($connection->uid))
    {
        global $connection_count;
        $connection_count--;

        $now_time=time();
        if($connection->clientType=='play'){
            $worker->meet_time[$connection->m_id][$connection->uid]['e']=$now_time;
            $sul_time=$now_time-$connection->lastMessageTime;
            file_put_contents(__DIR__."/log.txt",'client['.$connection->uid.']已下线。总计'.$sul_time.'>>>开始时间'.$connection->lastMessageTime.'结束时间'.$now_time.PHP_EOL,FILE_APPEND);
        }
        // 连接断开时删除映射
        unset($worker->uidConnections[$connection->uid]);
    }
};

// 运行所有的worker（其实当前只定义了一个）
Worker::runAll();