88 lines
2.6 KiB
PHP
88 lines
2.6 KiB
PHP
<?php
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namespace Pterodactyl\Http\Middleware\Api\Daemon;
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use Closure;
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use Illuminate\Http\Request;
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use Illuminate\Contracts\Encryption\Encrypter;
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use Symfony\Component\HttpKernel\Exception\HttpException;
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use Pterodactyl\Contracts\Repository\NodeRepositoryInterface;
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use Pterodactyl\Exceptions\Repository\RecordNotFoundException;
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use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
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class DaemonAuthenticate
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{
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/**
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* @var \Pterodactyl\Contracts\Repository\NodeRepositoryInterface
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*/
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private $repository;
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/**
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* Daemon routes that this middleware should be skipped on.
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*
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* @var array
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*/
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protected $except = [
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'daemon.configuration',
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];
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/**
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* @var \Illuminate\Contracts\Encryption\Encrypter
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*/
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private $encrypter;
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/**
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* DaemonAuthenticate constructor.
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*
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* @param \Illuminate\Contracts\Encryption\Encrypter $encrypter
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* @param \Pterodactyl\Contracts\Repository\NodeRepositoryInterface $repository
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*/
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public function __construct(Encrypter $encrypter, NodeRepositoryInterface $repository)
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{
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$this->repository = $repository;
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$this->encrypter = $encrypter;
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}
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/**
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* Check if a request from the daemon can be properly attributed back to a single node instance.
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*
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* @param \Illuminate\Http\Request $request
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* @param \Closure $next
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* @return mixed
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*
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* @throws \Symfony\Component\HttpKernel\Exception\HttpException
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*/
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public function handle(Request $request, Closure $next)
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{
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if (in_array($request->route()->getName(), $this->except)) {
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return $next($request);
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}
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if (is_null($bearer = $request->bearerToken())) {
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throw new HttpException(
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401, 'Access this this endpoint must include an Authorization header.', null, ['WWW-Authenticate' => 'Bearer']
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);
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}
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[$identifier, $token] = explode('.', $bearer);
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try {
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/** @var \Pterodactyl\Models\Node $node */
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$node = $this->repository->findFirstWhere([
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'daemon_token_id' => $identifier,
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]);
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if (hash_equals((string) $this->encrypter->decrypt($node->daemon_token), $token)) {
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$request->attributes->set('node', $node);
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return $next($request);
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}
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} catch (RecordNotFoundException $exception) {
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// Do nothing, we don't want to expose a node not existing at all.
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}
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throw new AccessDeniedHttpException(
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'You are not authorized to access this resource.'
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);
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}
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}
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