misc_pterodactyl-panel/app/Http/Middleware/APISecretToken.php

133 lines
5.4 KiB
PHP
Executable file

<?php
/**
* Pterodactyl - Panel
* Copyright (c) 2015 - 2017 Dane Everitt <dane@daneeveritt.com>.
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
* SOFTWARE.
*/
namespace Pterodactyl\Http\Middleware;
use Auth;
use Crypt;
use Config;
use IPTools\IP;
use IPTools\Range;
use Dingo\Api\Routing\Route;
use Illuminate\Http\Request;
use Pterodactyl\Models\User;
use Pterodactyl\Models\APIKey;
use Pterodactyl\Models\APIPermission;
use Pterodactyl\Services\APILogService;
use Dingo\Api\Auth\Provider\Authorization;
use Symfony\Component\HttpKernel\Exception\HttpException; // 400
use Symfony\Component\HttpKernel\Exception\BadRequestHttpException; // 401
use Symfony\Component\HttpKernel\Exception\AccessDeniedHttpException; // 403
use Symfony\Component\HttpKernel\Exception\UnauthorizedHttpException; //500
class APISecretToken extends Authorization
{
protected $algo = 'sha256';
protected $permissionAllowed = false;
protected $url = '';
public function __construct()
{
Config::set('session.driver', 'array');
}
public function getAuthorizationMethod()
{
return 'Authorization';
}
public function authenticate(Request $request, Route $route)
{
if (! $request->bearerToken() || empty($request->bearerToken())) {
APILogService::log($request, 'The authentication header was missing or malformed.');
throw new UnauthorizedHttpException('The authentication header was missing or malformed.');
}
list($public, $hashed) = explode('.', $request->bearerToken());
$key = APIKey::where('public', $public)->first();
if (! $key) {
APILogService::log($request, 'Invalid API Key.');
throw new AccessDeniedHttpException('Invalid API Key.');
}
// Check for Resource Permissions
if (! empty($request->route()->getName())) {
if (! is_null($key->allowed_ips)) {
$inRange = false;
foreach (json_decode($key->allowed_ips) as $ip) {
if (Range::parse($ip)->contains(new IP($request->ip()))) {
$inRange = true;
break;
}
}
if (! $inRange) {
APILogService::log($request, 'This IP address <' . $request->ip() . '> does not have permission to use this API key.');
throw new AccessDeniedHttpException('This IP address <' . $request->ip() . '> does not have permission to use this API key.');
}
}
$permission = APIPermission::where('key_id', $key->id)->where('permission', $request->route()->getName());
// Suport Wildcards
if (starts_with($request->route()->getName(), 'api.user')) {
$permission->orWhere('permission', 'api.user.*');
} elseif (starts_with($request->route()->getName(), 'api.admin')) {
$permission->orWhere('permission', 'api.admin.*');
}
if (! $permission->first()) {
APILogService::log($request, 'You do not have permission to access this resource. This API Key requires the ' . $request->route()->getName() . ' permission node.');
throw new AccessDeniedHttpException('You do not have permission to access this resource. This API Key requires the ' . $request->route()->getName() . ' permission node.');
}
}
try {
$decrypted = Crypt::decrypt($key->secret);
} catch (\Illuminate\Contracts\Encryption\DecryptException $ex) {
APILogService::log($request, 'There was an error while attempting to check your secret key.');
throw new HttpException('There was an error while attempting to check your secret key.');
}
$this->url = urldecode($request->fullUrl());
if ($this->_generateHMAC($request->getContent(), $decrypted) !== base64_decode($hashed)) {
APILogService::log($request, 'The hashed body was not valid. Potential modification of contents in route.');
throw new BadRequestHttpException('The hashed body was not valid. Potential modification of contents in route.');
}
// Log the Route Access
APILogService::log($request, null, true);
return Auth::loginUsingId($key->user_id);
}
protected function _generateHMAC($body, $key)
{
$data = $this->url . $body;
return hash_hmac($this->algo, $data, $key, true);
}
}