swoole websocket_task

作者: dongshixiao | 来源:发表于2018-04-04 11:25 被阅读0次

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<?php
/**
 * Created by PhpStorm.
 * User: season
 * Date: 18-4-3
 * Time: 下午5:55
 */

class SW
{
    CONST HOST = '0.0.0.0';
    CONST PORT = 9501;
    public $sw = null;
    public $set = [
        'worker_num' => 2,    //worker process num
        'task_worker_num' => 2,    //worker process num
        'document_root' => '/home/season/Desktop/swoole/demo/temp',
        'enable_static_handler' => true,
    ];

    public function __construct()
    {
        $this->sw = new swoole_websocket_server(self::HOST, self::PORT);
        $this->sw->set($this->set);
        $this->sw->on('open', [$this, 'onOpen']);
        $this->sw->on('message', [$this, 'onMessage']);
        $this->sw->on('task', [$this, 'onTask']);
        $this->sw->on('finish', [$this, 'onFinish']);
        $this->sw->on('close', [$this, 'onClose']);
        $this->sw->start();
    }

    //监听websocket 打开/连接 事件
    //当WebSocket客户端与服务器建立连接并完成握手后会回调此方法。
    public function onOpen($server, $request)
    {
        echo "服务器: 握手成功，fd{$request->fd}\n";
    }

    //当WebSocket客户端与服务器建立连接并完成握手后会回调此函数。
    public function onMessage($server, $frame)
    {
        echo "收到 {$frame->fd}:{$frame->data},操作码:{$frame->opcode},完成:{$frame->finish}\n";

        $data = [
            'task' => 1,
            'fd' => $frame->fd,
        ];
        $server->task($data);


        $redisClient = new Swoole\Redis();
        $redisClient->connect('127.0.0.1',6379,function (swoole_redis $swoole_redis ,$result)use ($frame) {
            $swoole_redis->set($frame->fd,true,function (swoole_redis $swoole_redis,$result){});

            $swoole_redis->keys('*',function (swoole_redis $swoole_redis,$result) use($frame){
                print_r($result);

                foreach ($result as $fd) {
                    $this->sw->push($fd, '用户'.$frame->fd.'已登录');
                }
            });
        });

    }

    //任务
    public function onTask($server, $task_id, $src_worker_id, $data)
    {
        //print_r($data);
        $data['msg'] = '任务完成';
        sleep(10);

        return json_encode($data);
    }

    /**
     * @param $server
     * @param $task_id 任务的ID
     * @param $data onTask return返回的数据
     */
    public function onFinish($server, $task_id, $data)
    {
        $data = json_decode($data);
        //echo "任务编号:{$task_id},{$data->msg}\n";
        $server->push($data->fd, "任务编号:{$task_id},{$data->msg}\n");
    }

    //关闭时出发回调
    public function onClose($server, $fd)
    {
        echo "客户端： {$fd} 已关闭\n";
    }
}

new SW();

<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>swoole-websocket</title>
</head>
<body>
</body>

<script>
    var wsUrl = 'ws://127.0.0.1:9501';
    var websocket = new WebSocket(wsUrl);

    //实例化成功
    websocket.onopen = function (evt) {
        console.log('连接成功！\n');
        websocket.send('hello');
    }

    //实例化成功
    websocket.onmessage = function (evt) {
        console.log('接收到服务器返回数据：' + evt.data +'\n');
    }

    //实例化成功
    websocket.onclose = function (evt) {
        console.log('已关闭\n');
    }

    //实例化成功
    websocket.onerror = function (evt,e) {
        console.log('错误：'+ evt.data +'\n');
    }
</script>
</html>