php swoole extension Instalation

php_swole.md

https://www.swoole.co.uk/

https://getexpressive.org/

• HTTP Server
• Websocket Server
• TCP Client/Server
• Async Redis/HTTP/Websocket Client

php_swoole.sh

# Instalation

sudo apt install -y php-pear php-dev
sudo pecl channel-update pecl.php.net
sudo pecl install swoole

# Enable swoole extension in php.ini
# php -i | grep php.ini$ # php.ini path

php_ini_path=$(ini=$(php -i | grep php.ini$) && echo ${ini:29})
echo "extension=swoole.so" >> $php_ini_path

websocket.js

const ws = new WebSocket('ws://localhost:9502');
ws.onmessage = r => console.log(r.data);
ws.send('Hello from Browser!');

websocket.php

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

$server->on('open', function($server, $req) {
    echo "connection open: {$req->fd}\n";
});

$server->on('message', function($server, $frame) {
    echo "received message: {$frame->data}\n";
    $server->push($frame->fd, json_encode(["hello", "world", "from", "server"]));
});

$server->on('close', function($server, $fd) {
    echo "connection close: {$fd}\n";
});

$server->start();