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c96ece0bcb
- repairs job - database - redis And remove Helpertest which was unused outside of some tests. Signed-off-by: Carl Schwan <carl.schwan@nextcloud.com>
106 lines
2.7 KiB
PHP
106 lines
2.7 KiB
PHP
<?php
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/**
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* SPDX-FileCopyrightText: 2017 Nextcloud GmbH and Nextcloud contributors
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* SPDX-License-Identifier: AGPL-3.0-or-later
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*/
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namespace OC\Remote;
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use OC\Remote\Api\NotFoundException;
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use OCP\Http\Client\IClientService;
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use OCP\ICache;
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use OCP\Remote\IInstance;
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use Override;
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/**
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* Provides some basic info about a remote Nextcloud instance
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*/
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class Instance implements IInstance {
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private string $url;
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private ?array $status = null;
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public function __construct(
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string $url,
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private ICache $cache,
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private IClientService $clientService,
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) {
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$url = str_replace('https://', '', $url);
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$this->url = str_replace('http://', '', $url);
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}
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#[Override]
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public function getUrl(): string {
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return $this->url;
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}
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#[Override]
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public function getFullUrl(): string {
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return $this->getProtocol() . '://' . $this->getUrl();
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}
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#[Override]
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public function getVersion(): string {
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$status = $this->getStatus();
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return $status['version'];
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}
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#[Override]
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public function getProtocol(): string {
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$status = $this->getStatus();
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return $status['protocol'];
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}
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#[Override]
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public function isActive(): bool {
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$status = $this->getStatus();
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return $status['installed'] && !$status['maintenance'];
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}
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private function getStatus(): array {
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if ($this->status) {
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return $this->status;
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}
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$key = 'remote/' . $this->url . '/status';
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$httpsKey = 'remote/' . $this->url . '/https';
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$status = $this->cache->get($key);
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if (!$status) {
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$response = $this->downloadStatus('https://' . $this->getUrl() . '/status.php');
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$protocol = 'https';
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if (!$response) {
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if ($status = $this->cache->get($httpsKey)) {
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throw new \Exception('refusing to connect to remote instance(' . $this->url . ') over http that was previously accessible over https');
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}
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$response = $this->downloadStatus('http://' . $this->getUrl() . '/status.php');
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$protocol = 'http';
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} else {
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$this->cache->set($httpsKey, true, 60 * 60 * 24 * 365);
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}
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$status = json_decode($response, true);
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if ($status) {
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$status['protocol'] = $protocol;
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}
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if ($status) {
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$this->cache->set($key, $status, 5 * 60);
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$this->status = $status;
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} else {
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throw new NotFoundException('Remote server not found at address ' . $this->url);
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}
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}
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return $status;
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}
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private function downloadStatus(string $url): false|string {
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try {
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$request = $this->clientService->newClient()->get($url);
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$content = $request->getBody();
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// IResponse.getBody responds with null|resource if returning a stream response was requested.
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// As that's not the case here, we can just ignore the psalm warning by adding an assertion.
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assert(is_string($content));
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return $content;
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} catch (\Exception) {
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return false;
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}
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}
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}
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