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- <?php
- /*
- * This file is part of the Symfony package.
- *
- * (c) Fabien Potencier <fabien@symfony.com>
- *
- * For the full copyright and license information, please view the LICENSE
- * file that was distributed with this source code.
- */
- namespace Symfony\Component\HttpClient;
- use Psr\Log\LoggerAwareInterface;
- use Psr\Log\LoggerInterface;
- use Symfony\Component\HttpClient\Exception\InvalidArgumentException;
- use Symfony\Component\HttpClient\Exception\TransportException;
- use Symfony\Component\HttpFoundation\IpUtils;
- use Symfony\Contracts\HttpClient\HttpClientInterface;
- use Symfony\Contracts\HttpClient\ResponseInterface;
- use Symfony\Contracts\HttpClient\ResponseStreamInterface;
- /**
- * Decorator that blocks requests to private networks by default.
- *
- * @author Hallison Boaventura <hallisonboaventura@gmail.com>
- */
- final class NoPrivateNetworkHttpClient implements HttpClientInterface, LoggerAwareInterface
- {
- use HttpClientTrait;
- private const PRIVATE_SUBNETS = [
- '127.0.0.0/8',
- '10.0.0.0/8',
- '192.168.0.0/16',
- '172.16.0.0/12',
- '169.254.0.0/16',
- '0.0.0.0/8',
- '240.0.0.0/4',
- '::1/128',
- 'fc00::/7',
- 'fe80::/10',
- '::ffff:0:0/96',
- '::/128',
- ];
- private $client;
- private $subnets;
- /**
- * @param string|array|null $subnets String or array of subnets using CIDR notation that will be used by IpUtils.
- * If null is passed, the standard private subnets will be used.
- */
- public function __construct(HttpClientInterface $client, $subnets = null)
- {
- if (!(\is_array($subnets) || \is_string($subnets) || null === $subnets)) {
- throw new \TypeError(sprintf('Argument 2 passed to "%s()" must be of the type array, string or null. "%s" given.', __METHOD__, get_debug_type($subnets)));
- }
- if (!class_exists(IpUtils::class)) {
- throw new \LogicException(sprintf('You can not use "%s" if the HttpFoundation component is not installed. Try running "composer require symfony/http-foundation".', __CLASS__));
- }
- $this->client = $client;
- $this->subnets = $subnets;
- }
- /**
- * {@inheritdoc}
- */
- public function request(string $method, string $url, array $options = []): ResponseInterface
- {
- $onProgress = $options['on_progress'] ?? null;
- if (null !== $onProgress && !\is_callable($onProgress)) {
- throw new InvalidArgumentException(sprintf('Option "on_progress" must be callable, "%s" given.', get_debug_type($onProgress)));
- }
- $subnets = $this->subnets;
- $lastPrimaryIp = '';
- $options['on_progress'] = function (int $dlNow, int $dlSize, array $info) use ($onProgress, $subnets, &$lastPrimaryIp): void {
- if ($info['primary_ip'] !== $lastPrimaryIp) {
- if (IpUtils::checkIp($info['primary_ip'], $subnets ?? self::PRIVATE_SUBNETS)) {
- throw new TransportException(sprintf('IP "%s" is blocked for "%s".', $info['primary_ip'], $info['url']));
- }
- $lastPrimaryIp = $info['primary_ip'];
- }
- null !== $onProgress && $onProgress($dlNow, $dlSize, $info);
- };
- return $this->client->request($method, $url, $options);
- }
- /**
- * {@inheritdoc}
- */
- public function stream($responses, float $timeout = null): ResponseStreamInterface
- {
- return $this->client->stream($responses, $timeout);
- }
- /**
- * {@inheritdoc}
- */
- public function setLogger(LoggerInterface $logger): void
- {
- if ($this->client instanceof LoggerAwareInterface) {
- $this->client->setLogger($logger);
- }
- }
- }
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