PHP code example of chubbyphp / chubbyphp-trusted-proxy

    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

    

chubbyphp / chubbyphp-trusted-proxy example snippets

declare(strict_types=1);

namespace App;

use Chubbyphp\TrustedProxy\ForwardedResolver;
use Chubbyphp\TrustedProxy\TrustedProxyAttributes;
use Chubbyphp\TrustedProxy\TrustedProxyMiddleware;
use Psr\Http\Message\ServerRequestInterface;

$app = ...;

// the ips / cidrs of the proxies: the entries of X-Forwarded-For get walked from the right, the first one not within
// the ranges is the client (robust against a varying number of hops)
$app->add(new TrustedProxyMiddleware(new ForwardedResolver(['10.0.0.0/8', '::1'])));

$handler = static function (ServerRequestInterface $request) {
    // each one ?string: the unresolved ones are null
    $clientIp = $request->getAttribute(TrustedProxyAttributes::CLIENT_IP); // 'clientIp'
    $scheme = $request->getAttribute(TrustedProxyAttributes::SCHEME); // 'scheme'
    $host = $request->getAttribute(TrustedProxyAttributes::HOST); // 'host'

    ...
};

new ForwardedResolver(['10.0.0.0/8'], 

$scheme = $request->getAttribute(TrustedProxyAttributes::SCHEME);
$host = $request->getAttribute(TrustedProxyAttributes::HOST);

if (!in_array($host, ['example.com', 'www.example.com'], true)) {
    return $responseFactory->createResponse(400);
}

use Chubbyphp\TrustedProxy\ForwardedHeaders;
use Chubbyphp\TrustedProxy\ForwardedResolver;

new ForwardedResolver(['10.0.0.0/8'], new ForwardedHeaders(for: 'X-Real-IP', proto: 'X-Forwarded-Proto', host: null));

declare(strict_types=1);

namespace App;

use Chubbyphp\Laminas\Config\Config;
use Chubbyphp\Laminas\Config\ContainerFactory;
use Chubbyphp\TrustedProxy\ForwardedResolverInterface;
use Chubbyphp\TrustedProxy\ServiceFactory\ForwardedResolverFactory;
use Chubbyphp\TrustedProxy\ServiceFactory\TrustedProxyMiddlewareFactory;
use Chubbyphp\TrustedProxy\TrustedProxyMiddleware;

$container = (new ContainerFactory())(new Config([
    'chubbyphp' => [
        'trustedProxy' => [
            'trustedProxies' => ['10.0.0.0/8', '::1'],
            // 'headers' => ['for' => 'X-Forwarded-For', 'proto' => 'X-Forwarded-Proto', 'host' => 'X-Forwarded-Host'],
            // '

$container = (new ContainerFactory())(new Config([
    'chubbyphp' => [
        'trustedProxy' => [
            'public' => ['trustedProxies' => ['10.0.0.0/8', '::1']],
            'internal' => ['trustedProxies' => ['192.168.0.0/16'], 'headers' => ['for' => 'X-Real-IP', 'host' => null]],
        ],
    ],
    'dependencies' => [
        'factories' => [
            ForwardedResolverInterface::class.'public' => [ForwardedResolverFactory::class, 'public'],
            TrustedProxyMiddleware::class.'public' => [TrustedProxyMiddlewareFactory::class, 'public'],
            ForwardedResolverInterface::class.'internal' => [ForwardedResolverFactory::class, 'internal'],
            TrustedProxyMiddleware::class.'internal' => [TrustedProxyMiddlewareFactory::class, 'internal'],
        ],
    ],
]));

$publicTrustedProxyMiddleware = $container->get(TrustedProxyMiddleware::class.'public');
$internalTrustedProxyMiddleware = $container->get(TrustedProxyMiddleware::class.'internal');