80 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
			
		
		
	
	
			80 lines
		
	
	
		
			2.8 KiB
		
	
	
	
		
			PHP
		
	
	
	
	
	
| <?php
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| 
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| namespace Pterodactyl\Http\Controllers\Api\Client\Servers;
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| 
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| use Carbon\CarbonImmutable;
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| use Illuminate\Http\Response;
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| use Pterodactyl\Models\Server;
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| use Illuminate\Http\JsonResponse;
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| use Pterodactyl\Models\Permission;
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| use Pterodactyl\Services\Nodes\NodeJWTService;
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| use Symfony\Component\HttpKernel\Exception\HttpException;
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| use Pterodactyl\Http\Requests\Api\Client\ClientApiRequest;
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| use Pterodactyl\Services\Servers\GetUserPermissionsService;
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| use Pterodactyl\Http\Controllers\Api\Client\ClientApiController;
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| 
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| class WebsocketController extends ClientApiController
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| {
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|     /**
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|      * @var \Pterodactyl\Services\Nodes\NodeJWTService
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|      */
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|     private $jwtService;
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| 
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|     /**
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|      * @var \Pterodactyl\Services\Servers\GetUserPermissionsService
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|      */
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|     private $permissionsService;
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| 
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|     /**
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|      * WebsocketController constructor.
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|      *
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|      * @param \Pterodactyl\Services\Nodes\NodeJWTService $jwtService
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|      * @param \Pterodactyl\Services\Servers\GetUserPermissionsService $permissionsService
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|      */
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|     public function __construct(
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|         NodeJWTService $jwtService,
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|         GetUserPermissionsService $permissionsService
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|     ) {
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|         parent::__construct();
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| 
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|         $this->jwtService = $jwtService;
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|         $this->permissionsService = $permissionsService;
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|     }
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| 
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|     /**
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|      * Generates a one-time token that is sent along in every websocket call to the Daemon.
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|      * This is a signed JWT that the Daemon then uses the verify the user's identity, and
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|      * allows us to continually renew this token and avoid users mainitaining sessions wrongly,
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|      * as well as ensure that user's only perform actions they're allowed to.
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|      *
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|      * @param \Pterodactyl\Http\Requests\Api\Client\ClientApiRequest $request
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|      * @param \Pterodactyl\Models\Server $server
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|      * @return \Illuminate\Http\JsonResponse
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|      */
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|     public function __invoke(ClientApiRequest $request, Server $server)
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|     {
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|         $user = $request->user();
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|         if ($user->cannot(Permission::ACTION_WEBSOCKET_CONNECT, $server)) {
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|             throw new HttpException(Response::HTTP_FORBIDDEN, 'You do not have permission to connect to this server\'s websocket.');
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|         }
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| 
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|         $token = $this->jwtService
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|             ->setExpiresAt(CarbonImmutable::now()->addMinutes(15))
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|             ->setClaims([
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|                 'user_id' => $request->user()->id,
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|                 'server_uuid' => $server->uuid,
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|                 'permissions' => $this->permissionsService->handle($server, $user),
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|             ])
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|             ->handle($server->node, $user->id . $server->uuid);
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| 
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|         $socket = str_replace(['https://', 'http://'], ['wss://', 'ws://'], $server->node->getConnectionAddress());
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| 
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|         return new JsonResponse([
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|             'data' => [
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|                 'token' => $token->__toString(),
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|                 'socket' => $socket . sprintf('/api/servers/%s/ws', $server->uuid),
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|             ],
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|         ]);
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|     }
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| }
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