128 lines
3.8 KiB
PHP
128 lines
3.8 KiB
PHP
<?php
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/**
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* WebSocket服务端类
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* User: fantasticbin
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* Date: 2020/1/15
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*/
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class Ws
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{
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const HOST = '0.0.0.0';
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const PORT = 8080;
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public $server = null;
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public function __construct()
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{
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// 创建WebSocket服务器，监听本机的所有地址并监听 8080 端口
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$this->server = new Swoole\WebSocket\Server(self::HOST, self::PORT);
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// 设置响应html文件模式以及定义路径
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$this->server->set([
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'worker_num' => 2,
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'task_worker_num' => 2,
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'enable_static_handler' => true,
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'document_root' => dirname(dirname(__FILE__)) . '/Template'
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]);
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// 监听客户端握手成功
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$this->server->on('Open', [$this, 'onOpen']);
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// 监听客户端发送消息
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$this->server->on('Message', [$this, 'onMessage']);
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// 监听task任务执行
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$this->server->on('Task', [$this, 'onTask']);
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// 监听task任务完成
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$this->server->on('Finish', [$this, 'onFinish']);
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// 监听关闭
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$this->server->on('Close', [$this, 'onClose']);
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}
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/**
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* 监听客户端握手成功
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* @param $ws Swoole\WebSocket\Server WebSocket对象
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* @param $request object 请求对象
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*/
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public function onOpen($ws, $request)
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{
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echo 'A new websocket client is connected, this client id is ' . $request->fd . PHP_EOL;
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// 每隔10秒执行定时器，向服务端输出信息
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Swoole\Timer::tick(10000, function ($timer_id) {
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echo "waiting client send message. this timer id is " . $timer_id . PHP_EOL;
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});
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}
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/**
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* 监听客户端发送消息
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* @param $ws Swoole\WebSocket\Server WebSocket对象
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* @param $frame object 客户端数据对象
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*/
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public function onMessage($ws, $frame)
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{
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echo "Receive from {$frame->fd} : {$frame->data}, opcode : {$frame->opcode}, fin : {$frame->finish}" . PHP_EOL;
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$data = [
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'name' => 'neo',
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'age' => 30
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];
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// 投递task任务
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$ws->task($data);
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// 延时执行定时器，指定5秒后给客户端发送消息
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Swoole\Timer::after(5000, function () use ($ws, $frame) {
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echo '5s-timer-after.' . PHP_EOL;
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$ws->push($frame->fd, 'message_after-push, this time is ' . date('Y-m-d H:i:s'));
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});
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// 给客户端立即推送消息
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$ws->push($frame->fd, 'message-push-success, this time is ' . date('Y-m-d H:i:s'));
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}
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/**
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* 监听task任务执行
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* @param $serv Swoole\WebSocket\Server WebSocket对象
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* @param $task_id int task任务ID
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* @param $worker_id int worker进程ID
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* @param $data array 传递的数据
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* @return string 执行结果
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*/
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public function onTask($serv, $task_id, $worker_id, $data)
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{
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// 打印传递过来的数据
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var_dump($data);
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// 模拟耗时场景，执行10秒
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sleep(10);
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// 告诉worker结果
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return 'on task finish.';
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}
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/**
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* 监听task任务完成
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* @param $serv Swoole\WebSocket\Server WebSocket对象
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* @param $task_id int task任务ID
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* @param $data string onTask执行完返回的结果
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*/
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public function onFinish($serv, $task_id, $data)
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{
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echo "Finish task id: {$task_id}" . PHP_EOL;
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echo "Finish data message: {$data}" . PHP_EOL;
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}
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/**
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* 监听关闭
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* @param $ws Swoole\WebSocket\Server WebSocket对象
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* @param $client_id int 客户端连接ID
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*/
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public function onClose($ws, $client_id)
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{
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echo "client-{$client_id} is closed" . PHP_EOL;
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}
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/**
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* 启动WebSocket服务器
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*/
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public function start()
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{
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$this->server->start();
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}
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}
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$webSocket = new Ws();
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$webSocket->start(); |