Swoole 结合TP5搭建文字直播平台

直播模块流程:

Swoole 结合TP5搭建文字直播平台

主进程服务:主进程同时开启两个服务

  • http服务,负责向前端传递页面,处理登录等事务
  • websocket服务,服务处理直播以及聊天室等事务

在项目根目录(框架代码同级目录)建立script目录,用于存放脚本文件

ws.php : 主进程服务

<?php
/**
* Created by PhpStorm.
* User: baidu
* Date: 18/3/27
* Time: 上午12:50
*/
class Ws {
CONST HOST = "0.0.0.0";
CONST PORT = 8811;
CONST CHART_PORT = 8812; public $ws = null;
public function __construct() {
// 启动服务时清空redis
//开启HTTP服务
$this->ws = new swoole_websocket_server(self::HOST, self::PORT);
//添加端口,用于websocket服务
$this->ws->listen(self::HOST, self::CHART_PORT, SWOOLE_SOCK_TCP);
$this->ws->set(
[
'enable_static_handler' => true,
'document_root' => "/home/work/hdtocs/swoole_mooc/thinkphp/public/static",
'worker_num' => 4,
'task_worker_num' => 4,
]
);
$this->ws->on("start", [$this, 'onStart']);
$this->ws->on("open", [$this, 'onOpen']);
$this->ws->on("message", [$this, 'onMessage']);
$this->ws->on("workerstart", [$this, 'onWorkerStart']);
$this->ws->on("request", [$this, 'onRequest']);
$this->ws->on("task", [$this, 'onTask']);
$this->ws->on("finish", [$this, 'onFinish']);
$this->ws->on("close", [$this, 'onClose']); $this->ws->start();
} /**
* @param $server
*/
public function onStart($server) {
swoole_set_process_name("live_master");
}
/**
* @param $server
* @param $worker_id
*/
public function onWorkerStart($server, $worker_id) {
// 定义应用目录
define('APP_PATH', __DIR__ . '/../../../application/');
// 加载框架里面的文件
require __DIR__ . '/../thinkphp/base.php';
} /**
* request回调
* @param $request
* @param $response
*/
public function onRequest($request, $response) {
if ($request->server['request_uri'] == '/favicon.ico') {
$response->status(404);
$response->end();
return;
}
$_SERVER = [];
if (isset($request->server)) {
foreach ($request->server as $k => $v) {
$_SERVER[strtoupper($k)] = $v;
}
}
if (isset($request->header)) {
foreach ($request->header as $k => $v) {
$_SERVER[strtoupper($k)] = $v;
}
} $_GET = [];
if (isset($request->get)) {
foreach ($request->get as $k => $v) {
$_GET[$k] = $v;
}
}
$_FILES = [];
if (isset($request->files)) {
foreach ($request->files as $k => $v) {
$_FILES[$k] = $v;
}
}
$_POST = [];
if (isset($request->post)) {
foreach ($request->post as $k => $v) {
$_POST[$k] = $v;
}
} $this->writeLog();
$_POST['http_server'] = $this->ws; ob_start();
// 执行应用并响应
try {
think\Container::get('app', [APP_PATH])
->run()
->send();
} catch (\Exception $e) {
// todo
} $res = ob_get_contents();
ob_end_clean();
$response->end($res);
} /**
* @param $serv
* @param $taskId
* @param $workerId
* @param $data
*/
public function onTask($serv, $taskId, $workerId, $data) {
//common/task/Task.php 所有任务都保存在这个类下
// 分发 task 任务机制,让不同的任务 调用该类下相应方法
$obj = new app\common\lib\task\Task;
$method = $data['method'];
$flag = $obj->$method($data['data'], $serv);
return $flag; // 告诉worker
} /**
* @param $serv
* @param $taskId
* @param $data
*/
public function onFinish($serv, $taskId, $data) {
echo "taskId:{$taskId}\n";
echo "finish-data-sucess:{$data}\n";
} /**
* 监听ws连接事件
* @param $ws
* @param $request
*/
public function onOpen($ws, $request) {
// fd redis [1]
\app\common\lib\redis\Predis::getInstance()->sAdd(config('redis.live_game_key'), $request->fd);
var_dump($request->fd);
} /**
* 监听ws消息事件
* @param $ws
* @param $frame
*/
public function onMessage($ws, $frame) {
echo "ser-push-message:{$frame->data}\n";
$ws->push($frame->fd, "server-push:" . date("Y-m-d H:i:s"));
} /**
* close
* @param $ws
* @param $fd
*/
public function onClose($ws, $fd) {
// fd del
\app\common\lib\redis\Predis::getInstance()->sRem(config('redis.live_game_key'), $fd);
echo "clientid:{$fd}\n";
} /**
* 记录日志
*/
public function writeLog() {
$datas = array_merge(['date' => date("Ymd H:i:s")], $_GET, $_POST, $_SERVER); $logs = "";
foreach ($datas as $key => $value) {
$logs .= $key . ":" . $value . " ";
} swoole_async_writefile(APP_PATH . '../runtime/log/' . date("Ym") . "/" . date("d") . "_access.log", $logs . PHP_EOL, function ($filename) {
// todo
}, FILE_APPEND); }
} new Ws();

直播推送代码: /application/admin/controller/Live.php

class Live
{
public function push() {
if(empty($_POST)) {
//返回错误信息
     return Util::show(config('code.error'), 'error');
}
$data = [
// 这里获取直播管理页面传递过来的数据
];
// 获取连接的用户
// 赛况的基本信息入库 2、数据组织好 push到直播页面
   $taskData = [
'method' => 'pushLive',
     'data' => $data
];
//Task类中 pushLive 方法负责推送数据
   $_POST['http_server']->task($taskData);
//返回成功给管理页面
   return Util::show(config('code.success'), 'ok');
} }

Task类 /application/common/task/Task.php

class Task {
/**
* 通过task机制发送赛况实时数据给客户端
* @param $data
* @param $serv swoole server对象
*/
public function pushLive($data, $serv) {
$clients = Predis::getInstance()->sMembers(config("redis.live_game_key")); foreach($clients as $fd) {
$serv->push($fd, json_encode($data));
}
}
}
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