110 lines
3.5 KiB
PHP
110 lines
3.5 KiB
PHP
<?php
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namespace Pterodactyl\Http\Middleware\Api;
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use Closure;
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use Carbon\CarbonImmutable;
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use Illuminate\Http\Request;
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use Pterodactyl\Models\User;
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use Pterodactyl\Models\ApiKey;
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use Illuminate\Auth\AuthManager;
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use Illuminate\Support\Facades\Session;
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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\Exceptions\Repository\RecordNotFoundException;
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use Pterodactyl\Contracts\Repository\ApiKeyRepositoryInterface;
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use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException;
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class AuthenticateKey
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{
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/**
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* @var \Illuminate\Auth\AuthManager
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*/
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private $auth;
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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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* @var \Pterodactyl\Contracts\Repository\ApiKeyRepositoryInterface
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*/
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private $repository;
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/**
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* AuthenticateKey constructor.
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*/
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public function __construct(ApiKeyRepositoryInterface $repository, AuthManager $auth, Encrypter $encrypter)
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{
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$this->auth = $auth;
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$this->encrypter = $encrypter;
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$this->repository = $repository;
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}
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/**
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* Handle an API request by verifying that the provided API key is in a valid
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* format and exists in the database. If there is currently a user in the session
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* do not even bother to look at the token (they provided a cookie for this to
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* be the case).
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*
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* @return mixed
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*
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* @throws \Pterodactyl\Exceptions\Model\DataValidationException
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* @throws \Pterodactyl\Exceptions\Repository\RecordNotFoundException
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*/
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public function handle(Request $request, Closure $next, int $keyType)
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{
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if (is_null($request->bearerToken()) && is_null($request->user())) {
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throw new HttpException(401, 'A bearer token or valid user session cookie must be provided to access this endpoint.', null, ['WWW-Authenticate' => 'Bearer']);
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}
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// This is a request coming through using cookies, we have an authenticated user
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// not using an API key. Make some fake API key models and continue on through
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// the process.
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if ($request->user() instanceof User) {
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$model = (new ApiKey())->forceFill([
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'user_id' => $request->user()->id,
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'key_type' => ApiKey::TYPE_ACCOUNT,
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]);
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} else {
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$model = $this->authenticateApiKey($request->bearerToken(), $keyType);
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$this->auth->guard()->onceUsingId($model->user_id);
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}
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$request->attributes->set('api_key', $model);
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return $next($request);
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}
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/**
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* Authenticate an API key.
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*
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* @throws \Pterodactyl\Exceptions\Model\DataValidationException
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* @throws \Pterodactyl\Exceptions\Repository\RecordNotFoundException
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*/
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protected function authenticateApiKey(string $key, int $keyType): ApiKey
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{
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$identifier = substr($key, 0, ApiKey::IDENTIFIER_LENGTH);
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$token = substr($key, ApiKey::IDENTIFIER_LENGTH);
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try {
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$model = $this->repository->findFirstWhere([
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['identifier', '=', $identifier],
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['key_type', '=', $keyType],
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]);
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} catch (RecordNotFoundException $exception) {
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throw new AccessDeniedHttpException();
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}
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if (!hash_equals($this->encrypter->decrypt($model->token), $token)) {
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throw new AccessDeniedHttpException();
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}
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$this->repository->withoutFreshModel()->update($model->id, ['last_used_at' => CarbonImmutable::now()]);
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return $model;
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}
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}
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