mirror of
https://github.com/nextcloud/server.git
synced 2024-12-29 00:18:42 +00:00
105 lines
2.9 KiB
PHP
105 lines
2.9 KiB
PHP
<?php
|
|
|
|
declare(strict_types=1);
|
|
|
|
/**
|
|
* SPDX-FileCopyrightText: 2023 Nextcloud GmbH and Nextcloud contributors
|
|
* SPDX-License-Identifier: AGPL-3.0-or-later
|
|
*/
|
|
|
|
namespace OC\OCM;
|
|
|
|
use GuzzleHttp\Exception\ConnectException;
|
|
use JsonException;
|
|
use OCP\AppFramework\Http;
|
|
use OCP\Http\Client\IClientService;
|
|
use OCP\ICache;
|
|
use OCP\ICacheFactory;
|
|
use OCP\IConfig;
|
|
use OCP\OCM\Exceptions\OCMProviderException;
|
|
use OCP\OCM\IOCMDiscoveryService;
|
|
use OCP\OCM\IOCMProvider;
|
|
use Psr\Log\LoggerInterface;
|
|
|
|
/**
|
|
* @since 28.0.0
|
|
*/
|
|
class OCMDiscoveryService implements IOCMDiscoveryService {
|
|
private ICache $cache;
|
|
|
|
public function __construct(
|
|
ICacheFactory $cacheFactory,
|
|
private IClientService $clientService,
|
|
private IConfig $config,
|
|
private IOCMProvider $provider,
|
|
private LoggerInterface $logger,
|
|
) {
|
|
$this->cache = $cacheFactory->createDistributed('ocm-discovery');
|
|
}
|
|
|
|
|
|
/**
|
|
* @param string $remote
|
|
* @param bool $skipCache
|
|
*
|
|
* @return IOCMProvider
|
|
* @throws OCMProviderException
|
|
*/
|
|
public function discover(string $remote, bool $skipCache = false): IOCMProvider {
|
|
$remote = rtrim($remote, '/');
|
|
if (!str_starts_with($remote, 'http://') && !str_starts_with($remote, 'https://')) {
|
|
// if scheme not specified, we test both;
|
|
try {
|
|
return $this->discover('https://' . $remote, $skipCache);
|
|
} catch (OCMProviderException|ConnectException) {
|
|
return $this->discover('http://' . $remote, $skipCache);
|
|
}
|
|
}
|
|
|
|
if (!$skipCache) {
|
|
try {
|
|
$cached = $this->cache->get($remote);
|
|
if ($cached === false) {
|
|
throw new OCMProviderException('Previous discovery failed.');
|
|
}
|
|
|
|
$this->provider->import(json_decode($cached ?? '', true, 8, JSON_THROW_ON_ERROR) ?? []);
|
|
return $this->provider;
|
|
} catch (JsonException|OCMProviderException $e) {
|
|
// we ignore cache on issues
|
|
}
|
|
}
|
|
|
|
$client = $this->clientService->newClient();
|
|
try {
|
|
$options = [
|
|
'timeout' => 10,
|
|
'connect_timeout' => 10,
|
|
];
|
|
if ($this->config->getSystemValueBool('sharing.federation.allowSelfSignedCertificates') === true) {
|
|
$options['verify'] = false;
|
|
}
|
|
$response = $client->get($remote . '/ocm-provider/', $options);
|
|
|
|
if ($response->getStatusCode() === Http::STATUS_OK) {
|
|
$body = $response->getBody();
|
|
// update provider with data returned by the request
|
|
$this->provider->import(json_decode($body, true, 8, JSON_THROW_ON_ERROR) ?? []);
|
|
$this->cache->set($remote, $body, 60 * 60 * 24);
|
|
}
|
|
} catch (JsonException|OCMProviderException $e) {
|
|
$this->cache->set($remote, false, 5 * 60);
|
|
throw new OCMProviderException('data returned by remote seems invalid - ' . ($body ?? ''));
|
|
} catch (\Exception $e) {
|
|
$this->cache->set($remote, false, 5 * 60);
|
|
$this->logger->warning('error while discovering ocm provider', [
|
|
'exception' => $e,
|
|
'remote' => $remote
|
|
]);
|
|
throw new OCMProviderException('error while requesting remote ocm provider');
|
|
}
|
|
|
|
return $this->provider;
|
|
}
|
|
}
|