misc_pterodactyl-panel/app/Exceptions/Handler.php

268 lines
8.8 KiB
PHP

<?php
namespace Pterodactyl\Exceptions;
use Exception;
use Throwable;
use PDOException;
use Psr\Log\LoggerInterface;
use Swift_TransportException;
use Illuminate\Container\Container;
use Illuminate\Database\Connection;
use Illuminate\Auth\AuthenticationException;
use Illuminate\Session\TokenMismatchException;
use Illuminate\Validation\ValidationException;
use Illuminate\Auth\Access\AuthorizationException;
use Illuminate\Database\Eloquent\ModelNotFoundException;
use Symfony\Component\HttpKernel\Exception\HttpException;
use Pterodactyl\Exceptions\Repository\RecordNotFoundException;
use Illuminate\Foundation\Exceptions\Handler as ExceptionHandler;
class Handler extends ExceptionHandler
{
/**
* Laravel's validation parser formats custom rules using the class name
* resulting in some weird rule names. This string will be parsed out and
* replaced with 'p_' in the response code.
*/
private const PTERODACTYL_RULE_STRING = 'pterodactyl\_rules\_';
/**
* A list of the exception types that should not be reported.
*
* @var array
*/
protected $dontReport = [
AuthenticationException::class,
AuthorizationException::class,
HttpException::class,
ModelNotFoundException::class,
RecordNotFoundException::class,
TokenMismatchException::class,
ValidationException::class,
];
/**
* A list of exceptions that should be logged with cleaned stack
* traces to avoid exposing credentials or other sensitive information.
*
* @var array
*/
protected $cleanStacks = [
PDOException::class,
Swift_TransportException::class,
];
/**
* A list of the inputs that are never flashed for validation exceptions.
*
* @var array
*/
protected $dontFlash = [
'token',
'secret',
'password',
'password_confirmation',
];
/**
* Report or log an exception. Skips Laravel's internal reporter since we
* don't need or want the user information in our logs by default.
*
* If you want to implement logging in a different format to integrate with
* services such as AWS Cloudwatch or other monitoring you can replace the
* contents of this function with a call to the parent reporter.
*
* @param \Throwable $exception
* @return mixed
*
* @throws \Throwable
*/
public function report(Throwable $exception)
{
if (! config('app.exceptions.report_all', false) && $this->shouldntReport($exception)) {
return null;
}
if (method_exists($exception, 'report')) {
return $exception->report();
}
try {
$logger = $this->container->make(LoggerInterface::class);
} catch (Exception $ex) {
throw $exception;
}
foreach ($this->cleanStacks as $class) {
if ($exception instanceof $class) {
$exception = $this->generateCleanedExceptionStack($exception);
break;
}
}
return $logger->error($exception);
}
private function generateCleanedExceptionStack(Throwable $exception)
{
$cleanedStack = '';
foreach ($exception->getTrace() as $index => $item) {
$cleanedStack .= sprintf(
"#%d %s(%d): %s%s%s\n",
$index,
array_get($item, 'file'),
array_get($item, 'line'),
array_get($item, 'class'),
array_get($item, 'type'),
array_get($item, 'function')
);
}
$message = sprintf(
'%s: %s in %s:%d',
class_basename($exception),
$exception->getMessage(),
$exception->getFile(),
$exception->getLine()
);
return $message . "\nStack trace:\n" . trim($cleanedStack);
}
/**
* Render an exception into an HTTP response.
*
* @param \Illuminate\Http\Request $request
* @param \Throwable $exception
* @return \Symfony\Component\HttpFoundation\Response
*
* @throws \Throwable
*/
public function render($request, Throwable $exception)
{
$connections = Container::getInstance()->make(Connection::class);
// If we are currently wrapped up inside a transaction, we will roll all the way
// back to the beginning. This needs to happen, otherwise session data does not
// get properly persisted.
//
// This is kind of a hack, and ideally things like this should be handled as
// much as possible at the code level, but there are a lot of spots that do a
// ton of actions and were written before this bug discovery was made.
//
// @see https://github.com/pterodactyl/panel/pull/1468
if ($connections->transactionLevel()) {
$connections->rollBack(0);
}
return parent::render($request, $exception);
}
/**
* Transform a validation exception into a consistent format to be returned for
* calls to the API.
*
* @param \Illuminate\Http\Request $request
* @param \Illuminate\Validation\ValidationException $exception
* @return \Illuminate\Http\JsonResponse
*/
public function invalidJson($request, ValidationException $exception)
{
$errors = collect($exception->errors())->map(function ($errors, $field) use ($exception) {
$response = [];
foreach ($errors as $key => $error) {
$converted = self::convertToArray($exception)['errors'][0];
$response[] = array_merge($converted, [
'detail' => $error,
'source_field' => $field,
]);
}
return $response;
})->flatMap(function ($errors) {
return $errors;
})->toArray();
return response()->json(['errors' => $errors], $exception->status);
}
/**
* Return the exception as a JSONAPI representation for use on API requests.
*
* @param \Throwable $exception
* @param array $override
* @return array
*/
public static function convertToArray(Throwable $exception, array $override = []): array
{
$error = [
'code' => class_basename($exception),
'status' => method_exists($exception, 'getStatusCode')
? strval($exception->getStatusCode())
: ($exception instanceof ValidationException ? '422' : '500'),
'detail' => 'An error was encountered while processing this request.',
];
if ($exception instanceof ModelNotFoundException || $exception->getPrevious() instanceof ModelNotFoundException) {
// Show a nicer error message compared to the standard "No query results for model"
// response that is normally returned. If we are in debug mode this will get overwritten
// with a more specific error message to help narrow down things.
$error['detail'] = 'The requested resource could not be found on the server.';
}
if (config('app.debug')) {
$error = array_merge($error, [
'detail' => $exception->getMessage(),
'source' => [
'line' => $exception->getLine(),
'file' => str_replace(base_path(), '', $exception->getFile()),
],
'meta' => [
'trace' => explode("\n", $exception->getTraceAsString()),
],
]);
}
return ['errors' => [array_merge($error, $override)]];
}
/**
* Return an array of exceptions that should not be reported.
*
* @param \Exception $exception
* @return bool
*/
public static function isReportable(Exception $exception): bool
{
return (new static(Container::getInstance()))->shouldReport($exception);
}
/**
* Convert an authentication exception into an unauthenticated response.
*
* @param \Illuminate\Http\Request $request
* @param \Illuminate\Auth\AuthenticationException $exception
* @return \Illuminate\Http\Response
*/
protected function unauthenticated($request, AuthenticationException $exception)
{
if ($request->expectsJson()) {
return response()->json(self::convertToArray($exception), 401);
}
return redirect()->guest(route('auth.login'));
}
/**
* Converts an exception into an array to render in the response. Overrides
* Laravel's built-in converter to output as a JSONAPI spec compliant object.
*
* @param \Throwable $exception
* @return array
*/
protected function convertExceptionToArray(Throwable $exception)
{
return self::convertToArray($exception);
}
}