Swoole을 사용하여 고성능 네트워크 서버를 개발하는 방법

$ pecl install swoole

extension=swoole.so

<?php
$http = new swoole_http_server("127.0.0.1", 9501);

$http->on('request', function ($request, $response) {
    $response->header("Content-Type", "text/html; charset=utf-8");
    $response->end("<h1>Hello Swoole!</h1>");
});

$http->start();

$ php server.php

<?php
$ws = new swoole_websocket_server("127.0.0.1", 9502);

$ws->on('open', function ($ws, $request) {
    echo "client-{$request->fd} is connected
";
});

$ws->on('message', function ($ws, $frame) {
    echo "received message: {$frame->data}
";
    foreach($ws->connections as $fd) {
        $ws->push($fd, $frame->data);
    }
});

$ws->on('close', function ($ws, $fd) {
    echo "client-{$fd} is closed
";
});

$ws->start();

$ php chatroom.php

let ws = new WebSocket('ws://127.0.0.1:9502');

ws.onopen = function() {
    console.log('WebSocket is connected.');
};

ws.onmessage = function(event) {
    console.log(`received message: ${event.data}`);
};

ws.onclose = function() {
    console.log('WebSocket is closed.');
};

ws.send('hello world');

<?php
Coun(function() {
    $result1 = Co::exec('ls');
    $result2 = Co::exec('pwd');
    $result3 = Co::exec('date');
    
    echo "result1: {$result1[0]}
";
    echo "result2: {$result2[0]}
";
    echo "result3: {$result3[0]}
";
});

$ php coroutine.php