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appwrite/app/controllers/general.php
2022-11-21 16:49:45 +13:00

638 lines
26 KiB
PHP

<?php
require_once __DIR__ . '/../init.php';
use Utopia\App;
use Utopia\Database\Role;
use Utopia\Locale\Locale;
use Utopia\Logger\Logger;
use Utopia\Logger\Log;
use Utopia\Logger\Log\User;
use Appwrite\Utopia\Request;
use Appwrite\Utopia\Response;
use Appwrite\Utopia\View;
use Appwrite\Extend\Exception as AppwriteException;
use Utopia\Config\Config;
use Utopia\Domains\Domain;
use Appwrite\Auth\Auth;
use Appwrite\Event\Certificate;
use Appwrite\Network\Validator\Origin;
use Appwrite\Utopia\Response\Filters\V11 as ResponseV11;
use Appwrite\Utopia\Response\Filters\V12 as ResponseV12;
use Appwrite\Utopia\Response\Filters\V13 as ResponseV13;
use Appwrite\Utopia\Response\Filters\V14 as ResponseV14;
use Appwrite\Utopia\Response\Filters\V15 as ResponseV15;
use Utopia\CLI\Console;
use Utopia\Database\Database;
use Utopia\Database\DateTime;
use Utopia\Database\Document;
use Utopia\Database\Query;
use Utopia\Database\Validator\Authorization;
use Utopia\Validator\Hostname;
use Appwrite\Utopia\Request\Filters\V12 as RequestV12;
use Appwrite\Utopia\Request\Filters\V13 as RequestV13;
use Appwrite\Utopia\Request\Filters\V14 as RequestV14;
use Appwrite\Utopia\Request\Filters\V15 as RequestV15;
use Utopia\Validator\Text;
use Utopia\Validator\WhiteList;
Config::setParam('domainVerification', false);
Config::setParam('cookieDomain', 'localhost');
Config::setParam('cookieSamesite', Response::COOKIE_SAMESITE_NONE);
App::init()
->inject('utopia')
->inject('request')
->inject('response')
->inject('console')
->inject('project')
->inject('dbForConsole')
->inject('user')
->inject('locale')
->inject('clients')
->inject('servers')
->action(function (App $utopia, Request $request, Response $response, Document $console, Document $project, Database $dbForConsole, Document $user, Locale $locale, array $clients, array $servers) {
/*
* Request format
*/
$route = $utopia->match($request);
Request::setRoute($route);
$requestFormat = $request->getHeader('x-appwrite-response-format', App::getEnv('_APP_SYSTEM_RESPONSE_FORMAT', ''));
if ($requestFormat) {
switch ($requestFormat) {
case version_compare($requestFormat, '0.12.0', '<'):
Request::setFilter(new RequestV12());
break;
case version_compare($requestFormat, '0.13.0', '<'):
Request::setFilter(new RequestV13());
break;
case version_compare($requestFormat, '0.14.0', '<'):
Request::setFilter(new RequestV14());
break;
case version_compare($requestFormat, '0.15.3', '<'):
Request::setFilter(new RequestV15());
break;
default:
Request::setFilter(null);
}
} else {
Request::setFilter(null);
}
$domain = $request->getHostname();
$domains = Config::getParam('domains', []);
if (!array_key_exists($domain, $domains)) {
$domain = new Domain(!empty($domain) ? $domain : '');
if (empty($domain->get()) || !$domain->isKnown() || $domain->isTest()) {
$domains[$domain->get()] = false;
Console::warning($domain->get() . ' is not a publicly accessible domain. Skipping SSL certificate generation.');
} elseif (str_starts_with($request->getURI(), '/.well-known/acme-challenge')) {
Console::warning('Skipping SSL certificates generation on ACME challenge.');
} else {
Authorization::disable();
$envDomain = App::getEnv('_APP_DOMAIN', '');
$mainDomain = null;
if (!empty($envDomain) && $envDomain !== 'localhost') {
$mainDomain = $envDomain;
} else {
$domainDocument = $dbForConsole->findOne('domains', [Query::orderAsc('_id')]);
$mainDomain = $domainDocument ? $domainDocument->getAttribute('domain') : $domain->get();
}
if ($mainDomain !== $domain->get()) {
Console::warning($domain->get() . ' is not a main domain. Skipping SSL certificate generation.');
} else {
$domainDocument = $dbForConsole->findOne('domains', [
Query::equal('domain', [$domain->get()])
]);
if (!$domainDocument) {
$domainDocument = new Document([
'domain' => $domain->get(),
'tld' => $domain->getSuffix(),
'registerable' => $domain->getRegisterable(),
'verification' => false,
'certificateId' => null,
]);
$domainDocument = $dbForConsole->createDocument('domains', $domainDocument);
Console::info('Issuing a TLS certificate for the main domain (' . $domain->get() . ') in a few seconds...');
(new Certificate())
->setDomain($domainDocument)
->trigger();
}
}
$domains[$domain->get()] = true;
Authorization::reset(); // ensure authorization is re-enabled
}
Config::setParam('domains', $domains);
}
$localeParam = (string) $request->getParam('locale', $request->getHeader('x-appwrite-locale', ''));
if (\in_array($localeParam, Config::getParam('locale-codes'))) {
$locale->setDefault($localeParam);
}
if ($project->isEmpty()) {
throw new AppwriteException(AppwriteException::PROJECT_NOT_FOUND);
}
if (!empty($route->getLabel('sdk.auth', [])) && $project->isEmpty() && ($route->getLabel('scope', '') !== 'public')) {
throw new AppwriteException(AppwriteException::PROJECT_UNKNOWN);
}
$referrer = $request->getReferer();
$origin = \parse_url($request->getOrigin($referrer), PHP_URL_HOST);
$protocol = \parse_url($request->getOrigin($referrer), PHP_URL_SCHEME);
$port = \parse_url($request->getOrigin($referrer), PHP_URL_PORT);
$refDomainOrigin = 'localhost';
$validator = new Hostname($clients);
if ($validator->isValid($origin)) {
$refDomainOrigin = $origin;
}
$refDomain = (!empty($protocol) ? $protocol : $request->getProtocol()) . '://' . $refDomainOrigin . (!empty($port) ? ':' . $port : '');
$refDomain = (!$route->getLabel('origin', false)) // This route is publicly accessible
? $refDomain
: (!empty($protocol) ? $protocol : $request->getProtocol()) . '://' . $origin . (!empty($port) ? ':' . $port : '');
$selfDomain = new Domain($request->getHostname());
$endDomain = new Domain((string)$origin);
Config::setParam(
'domainVerification',
($selfDomain->getRegisterable() === $endDomain->getRegisterable()) &&
$endDomain->getRegisterable() !== ''
);
Config::setParam('cookieDomain', (
$request->getHostname() === 'localhost' ||
$request->getHostname() === 'localhost:' . $request->getPort() ||
(\filter_var($request->getHostname(), FILTER_VALIDATE_IP) !== false)
)
? null
: '.' . $request->getHostname());
/*
* Response format
*/
$responseFormat = $request->getHeader('x-appwrite-response-format', App::getEnv('_APP_SYSTEM_RESPONSE_FORMAT', ''));
if ($responseFormat) {
switch ($responseFormat) {
case version_compare($responseFormat, '0.11.2', '<='):
Response::setFilter(new ResponseV11());
break;
case version_compare($responseFormat, '0.12.4', '<='):
Response::setFilter(new ResponseV12());
break;
case version_compare($responseFormat, '0.13.4', '<='):
Response::setFilter(new ResponseV13());
break;
case version_compare($responseFormat, '0.14.0', '<='):
Response::setFilter(new ResponseV14());
break;
case version_compare($responseFormat, '0.15.3', '<='):
Response::setFilter(new ResponseV15());
break;
default:
Response::setFilter(null);
}
} else {
Response::setFilter(null);
}
/*
* Security Headers
*
* As recommended at:
* @see https://www.owasp.org/index.php/List_of_useful_HTTP_headers
*/
if (App::getEnv('_APP_OPTIONS_FORCE_HTTPS', 'disabled') === 'enabled') { // Force HTTPS
if ($request->getProtocol() !== 'https') {
if ($request->getMethod() !== Request::METHOD_GET) {
throw new AppwriteException(AppwriteException::GENERAL_PROTOCOL_UNSUPPORTED, 'Method unsupported over HTTP.');
}
return $response->redirect('https://' . $request->getHostname() . $request->getURI());
}
}
if ($request->getProtocol() === 'https') {
$response->addHeader('Strict-Transport-Security', 'max-age=' . (60 * 60 * 24 * 126)); // 126 days
}
$response
->addHeader('Server', 'Appwrite')
->addHeader('X-Content-Type-Options', 'nosniff')
->addHeader('Access-Control-Allow-Methods', 'GET, POST, PUT, PATCH, DELETE')
->addHeader('Access-Control-Allow-Headers', 'Origin, Cookie, Set-Cookie, X-Requested-With, Content-Type, Access-Control-Allow-Origin, Access-Control-Request-Headers, Accept, X-Appwrite-Project, X-Appwrite-Key, X-Appwrite-Locale, X-Appwrite-Mode, X-Appwrite-JWT, X-Appwrite-Response-Format, X-SDK-Version, X-SDK-Name, X-SDK-Language, X-SDK-Platform, X-Appwrite-ID, Content-Range, Range, Cache-Control, Expires, Pragma')
->addHeader('Access-Control-Expose-Headers', 'X-Fallback-Cookies')
->addHeader('Access-Control-Allow-Origin', $refDomain)
->addHeader('Access-Control-Allow-Credentials', 'true')
;
/*
* Validate Client Domain - Check to avoid CSRF attack
* Adding Appwrite API domains to allow XDOMAIN communication
* Skip this check for non-web platforms which are not required to send an origin header
*/
$origin = $request->getOrigin($request->getReferer(''));
$originValidator = new Origin(\array_merge($project->getAttribute('platforms', []), $console->getAttribute('platforms', [])));
if (
!$originValidator->isValid($origin)
&& \in_array($request->getMethod(), [Request::METHOD_POST, Request::METHOD_PUT, Request::METHOD_PATCH, Request::METHOD_DELETE])
&& $route->getLabel('origin', false) !== '*'
&& empty($request->getHeader('x-appwrite-key', ''))
) {
throw new AppwriteException(AppwriteException::GENERAL_UNKNOWN_ORIGIN, $originValidator->getDescription());
}
/*
* ACL Check
*/
$role = ($user->isEmpty())
? Role::guests()->toString()
: Role::users()->toString();
// Add user roles
$memberships = $user->find('teamId', $project->getAttribute('teamId', null), 'memberships');
if ($memberships) {
foreach ($memberships->getAttribute('roles', []) as $memberRole) {
switch ($memberRole) {
case 'owner':
$role = Auth::USER_ROLE_OWNER;
break;
case 'admin':
$role = Auth::USER_ROLE_ADMIN;
break;
case 'developer':
$role = Auth::USER_ROLE_DEVELOPER;
break;
}
}
}
$roles = Config::getParam('roles', []);
$scope = $route->getLabel('scope', 'none'); // Allowed scope for chosen route
$scopes = $roles[$role]['scopes']; // Allowed scopes for user role
$authKey = $request->getHeader('x-appwrite-key', '');
if (!empty($authKey)) { // API Key authentication
// Check if given key match project API keys
$key = $project->find('secret', $authKey, 'keys');
/*
* Try app auth when we have project key and no user
* Mock user to app and grant API key scopes in addition to default app scopes
*/
if ($key && $user->isEmpty()) {
$user = new Document([
'$id' => '',
'status' => true,
'email' => 'app.' . $project->getId() . '@service.' . $request->getHostname(),
'password' => '',
'name' => $project->getAttribute('name', 'Untitled'),
]);
$role = Auth::USER_ROLE_APPS;
$scopes = \array_merge($roles[$role]['scopes'], $key->getAttribute('scopes', []));
$expire = $key->getAttribute('expire');
if (!empty($expire) && $expire < DateTime::formatTz(DateTime::now())) {
throw new AppwriteException(AppwriteException:: PROJECT_KEY_EXPIRED);
}
Authorization::setRole(Auth::USER_ROLE_APPS);
Authorization::setDefaultStatus(false); // Cancel security segmentation for API keys.
$accessedAt = $key->getAttribute('accessedAt', '');
if (DateTime::formatTz(DateTime::addSeconds(new \DateTime(), -APP_KEY_ACCCESS)) > $accessedAt) {
$key->setAttribute('accessedAt', DateTime::now());
$dbForConsole->updateDocument('keys', $key->getId(), $key);
$dbForConsole->deleteCachedDocument('projects', $project->getId());
}
$sdkValidator = new WhiteList($servers, true);
$sdk = $request->getHeader('x-sdk-name', 'UNKNOWN');
if ($sdkValidator->isValid($sdk)) {
$sdks = $key->getAttribute('sdks', []);
if (!in_array($sdk, $sdks)) {
array_push($sdks, $sdk);
$key->setAttribute('sdks', $sdks);
/** Update access time as well */
$key->setAttribute('accessedAt', Datetime::now());
$dbForConsole->updateDocument('keys', $key->getId(), $key);
$dbForConsole->deleteCachedDocument('projects', $project->getId());
}
}
}
}
Authorization::setRole($role);
foreach (Auth::getRoles($user) as $authRole) {
Authorization::setRole($authRole);
}
$service = $route->getLabel('sdk.namespace', '');
if (!empty($service)) {
if (
array_key_exists($service, $project->getAttribute('services', []))
&& !$project->getAttribute('services', [])[$service]
&& !(Auth::isPrivilegedUser(Authorization::getRoles()) || Auth::isAppUser(Authorization::getRoles()))
) {
throw new AppwriteException(AppwriteException::GENERAL_SERVICE_DISABLED);
}
}
if (!\in_array($scope, $scopes)) {
if ($project->isEmpty()) { // Check if permission is denied because project is missing
throw new AppwriteException(AppwriteException::PROJECT_NOT_FOUND);
}
throw new AppwriteException(AppwriteException::GENERAL_UNAUTHORIZED_SCOPE, $user->getAttribute('email', 'User') . ' (role: ' . \strtolower($roles[$role]['label']) . ') missing scope (' . $scope . ')');
}
if (false === $user->getAttribute('status')) { // Account is blocked
throw new AppwriteException(AppwriteException::USER_BLOCKED);
}
if ($user->getAttribute('reset')) {
throw new AppwriteException(AppwriteException::USER_PASSWORD_RESET_REQUIRED);
}
});
App::options()
->inject('request')
->inject('response')
->action(function (Request $request, Response $response) {
$origin = $request->getOrigin();
$response
->addHeader('Server', 'Appwrite')
->addHeader('Access-Control-Allow-Methods', 'GET, POST, PUT, PATCH, DELETE')
->addHeader('Access-Control-Allow-Headers', 'Origin, Cookie, Set-Cookie, X-Requested-With, Content-Type, Access-Control-Allow-Origin, Access-Control-Request-Headers, Accept, X-Appwrite-Project, X-Appwrite-Key, X-Appwrite-Locale, X-Appwrite-Mode, X-Appwrite-JWT, X-Appwrite-Response-Format, X-SDK-Version, X-SDK-Name, X-SDK-Language, X-SDK-Platform, X-Appwrite-ID, Content-Range, Range, Cache-Control, Expires, Pragma, X-Fallback-Cookies')
->addHeader('Access-Control-Expose-Headers', 'X-Fallback-Cookies')
->addHeader('Access-Control-Allow-Origin', $origin)
->addHeader('Access-Control-Allow-Credentials', 'true')
->noContent();
});
App::error()
->inject('error')
->inject('utopia')
->inject('request')
->inject('response')
->inject('project')
->inject('logger')
->inject('loggerBreadcrumbs')
->action(function (Throwable $error, App $utopia, Request $request, Response $response, Document $project, ?Logger $logger, array $loggerBreadcrumbs) {
$version = App::getEnv('_APP_VERSION', 'UNKNOWN');
$route = $utopia->match($request);
if ($logger) {
if ($error->getCode() >= 500 || $error->getCode() === 0) {
try {
/** @var Utopia\Database\Document $user */
$user = $utopia->getResource('user');
} catch (\Throwable $th) {
// All good, user is optional information for logger
}
$log = new Utopia\Logger\Log();
if (isset($user) && !$user->isEmpty()) {
$log->setUser(new User($user->getId()));
}
$log->setNamespace("http");
$log->setServer(\gethostname());
$log->setVersion($version);
$log->setType(Log::TYPE_ERROR);
$log->setMessage($error->getMessage());
$log->addTag('method', $route->getMethod());
$log->addTag('url', $route->getPath());
$log->addTag('verboseType', get_class($error));
$log->addTag('code', $error->getCode());
$log->addTag('projectId', $project->getId());
$log->addTag('hostname', $request->getHostname());
$log->addTag('locale', (string)$request->getParam('locale', $request->getHeader('x-appwrite-locale', '')));
$log->addExtra('file', $error->getFile());
$log->addExtra('line', $error->getLine());
$log->addExtra('trace', $error->getTraceAsString());
$log->addExtra('detailedTrace', $error->getTrace());
$log->addExtra('roles', Authorization::$roles);
$action = $route->getLabel("sdk.namespace", "UNKNOWN_NAMESPACE") . '.' . $route->getLabel("sdk.method", "UNKNOWN_METHOD");
$log->setAction($action);
$isProduction = App::getEnv('_APP_ENV', 'development') === 'production';
$log->setEnvironment($isProduction ? Log::ENVIRONMENT_PRODUCTION : Log::ENVIRONMENT_STAGING);
foreach ($loggerBreadcrumbs as $loggerBreadcrumb) {
$log->addBreadcrumb($loggerBreadcrumb);
}
$responseCode = $logger->addLog($log);
Console::info('Log pushed with status code: ' . $responseCode);
}
}
$code = $error->getCode();
$message = $error->getMessage();
$file = $error->getFile();
$line = $error->getLine();
$trace = $error->getTrace();
if (php_sapi_name() === 'cli') {
Console::error('[Error] Timestamp: ' . date('c', time()));
if ($route) {
Console::error('[Error] Method: ' . $route->getMethod());
Console::error('[Error] URL: ' . $route->getPath());
}
Console::error('[Error] Type: ' . get_class($error));
Console::error('[Error] Message: ' . $message);
Console::error('[Error] File: ' . $file);
Console::error('[Error] Line: ' . $line);
}
/** Handle Utopia Errors */
if ($error instanceof Utopia\Exception) {
$error = new AppwriteException(AppwriteException::GENERAL_UNKNOWN, $message, $code, $error);
switch ($code) {
case 400:
$error->setType(AppwriteException::GENERAL_ARGUMENT_INVALID);
break;
case 404:
$error->setType(AppwriteException::GENERAL_ROUTE_NOT_FOUND);
break;
}
}
/** Wrap all exceptions inside Appwrite\Extend\Exception */
if (!($error instanceof AppwriteException)) {
$error = new AppwriteException(AppwriteException::GENERAL_UNKNOWN, $message, $code, $error);
}
switch ($code) { // Don't show 500 errors!
case 400: // Error allowed publicly
case 401: // Error allowed publicly
case 402: // Error allowed publicly
case 403: // Error allowed publicly
case 404: // Error allowed publicly
case 409: // Error allowed publicly
case 412: // Error allowed publicly
case 416: // Error allowed publicly
case 429: // Error allowed publicly
case 501: // Error allowed publicly
case 503: // Error allowed publicly
break;
default:
$code = 500; // All other errors get the generic 500 server error status code
$message = 'Server Error';
}
//$_SERVER = []; // Reset before reporting to error log to avoid keys being compromised
$type = $error->getType();
$output = ((App::isDevelopment())) ? [
'message' => $message,
'code' => $code,
'file' => $file,
'line' => $line,
'trace' => $trace,
'version' => $version,
'type' => $type,
] : [
'message' => $message,
'code' => $code,
'version' => $version,
'type' => $type,
];
$response
->addHeader('Cache-Control', 'no-cache, no-store, must-revalidate')
->addHeader('Expires', '0')
->addHeader('Pragma', 'no-cache')
->setStatusCode($code)
;
$template = ($route) ? $route->getLabel('error', null) : null;
if ($template) {
$layout = new View($template);
$layout
->setParam('title', $project->getAttribute('name') . ' - Error')
->setParam('development', App::isDevelopment())
->setParam('projectName', $project->getAttribute('name'))
->setParam('projectURL', $project->getAttribute('url'))
->setParam('message', $error->getMessage())
->setParam('code', $code)
->setParam('trace', $trace)
;
$response->html($layout->render());
}
$response->dynamic(
new Document($output),
$utopia->isDevelopment() ? Response::MODEL_ERROR_DEV : Response::MODEL_ERROR
);
});
App::get('/robots.txt')
->desc('Robots.txt File')
->label('scope', 'public')
->label('docs', false)
->inject('response')
->action(function (Response $response) {
$template = new View(__DIR__ . '/../views/general/robots.phtml');
$response->text($template->render(false));
});
App::get('/humans.txt')
->desc('Humans.txt File')
->label('scope', 'public')
->label('docs', false)
->inject('response')
->action(function (Response $response) {
$template = new View(__DIR__ . '/../views/general/humans.phtml');
$response->text($template->render(false));
});
App::get('/.well-known/acme-challenge')
->desc('SSL Verification')
->label('scope', 'public')
->label('docs', false)
->inject('request')
->inject('response')
->action(function (Request $request, Response $response) {
$uriChunks = \explode('/', $request->getURI());
$token = $uriChunks[\count($uriChunks) - 1];
$validator = new Text(100, [
...Text::NUMBERS,
...Text::ALPHABET_LOWER,
...Text::ALPHABET_UPPER,
'-',
'_'
]);
if (!$validator->isValid($token) || \count($uriChunks) !== 4) {
throw new AppwriteException(AppwriteException::GENERAL_ARGUMENT_INVALID, 'Invalid challenge token.');
}
$base = \realpath(APP_STORAGE_CERTIFICATES);
$absolute = \realpath($base . '/.well-known/acme-challenge/' . $token);
if (!$base) {
throw new AppwriteException(AppwriteException::GENERAL_SERVER_ERROR, 'Storage error');
}
if (!$absolute) {
throw new AppwriteException(AppwriteException::GENERAL_ROUTE_NOT_FOUND, 'Unknown path');
}
if (!\substr($absolute, 0, \strlen($base)) === $base) {
throw new AppwriteException(AppwriteException::GENERAL_UNAUTHORIZED_SCOPE, 'Invalid path');
}
if (!\file_exists($absolute)) {
throw new AppwriteException(AppwriteException::GENERAL_ROUTE_NOT_FOUND, 'Unknown path');
}
$content = @\file_get_contents($absolute);
if (!$content) {
throw new AppwriteException(AppwriteException::GENERAL_SERVER_ERROR, 'Failed to get contents');
}
$response->text($content);
});
include_once __DIR__ . '/shared/api.php';
foreach (Config::getParam('services', []) as $service) {
include_once $service['controller'];
}