summaryrefslogtreecommitdiffstats
path: root/apps/files_external/lib/Command/Verify.php
blob: 062a0c6ea5f549e6355c09f87fa696582dc36e3e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
<?php
/**
 * @copyright Copyright (c) 2016, ownCloud, Inc.
 *
 * @author Joas Schilling <coding@schilljs.com>
 * @author Robin Appelman <robin@icewind.nl>
 *
 * @license AGPL-3.0
 *
 * This code is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License, version 3,
 * along with this program. If not, see <http://www.gnu.org/licenses/>
 *
 */

namespace OCA\Files_External\Command;

use OC\Core\Command\Base;
use OCA\Files_External\Lib\Auth\AuthMechanism;
use OCA\Files_External\Lib\Backend\Backend;
use OCA\Files_External\Lib\InsufficientDataForMeaningfulAnswerException;
use OCA\Files_External\Lib\StorageConfig;
use OCA\Files_External\NotFoundException;
use OCA\Files_External\Service\GlobalStoragesService;
use OCP\Files\StorageNotAvailableException;
use Symfony\Component\Console\Input\InputArgument;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;

class Verify extends Base {
	/**
	 * @var GlobalStoragesService
	 */
	protected $globalService;

	function __construct(GlobalStoragesService $globalService) {
		parent::__construct();
		$this->globalService = $globalService;
	}

	protected function configure() {
		$this
			->setName('files_external:verify')
			->setDescription('Verify mount configuration')
			->addArgument(
				'mount_id',
				InputArgument::REQUIRED,
				'The id of the mount to check'
			)->addOption(
				'config',
				'c',
				InputOption::VALUE_REQUIRED | InputOption::VALUE_IS_ARRAY,
				'Additional config option to set before checking in key=value pairs, required for certain auth backends such as login credentails'
			);
		parent::configure();
	}

	protected function execute(InputInterface $input, OutputInterface $output) {
		$mountId = $input->getArgument('mount_id');
		$configInput = $input->getOption('config');

		try {
			$mount = $this->globalService->getStorage($mountId);
		} catch (NotFoundException $e) {
			$output->writeln('<error>Mount with id "' . $mountId . ' not found, check "occ files_external:list" to get available mounts"</error>');
			return 404;
		}

		$this->updateStorageStatus($mount, $configInput, $output);

		$this->writeArrayInOutputFormat($input, $output, [
			'status' => StorageNotAvailableException::getStateCodeName($mount->getStatus()),
			'code' => $mount->getStatus(),
			'message' => $mount->getStatusMessage()
		]);
	}

	private function manipulateStorageConfig(StorageConfig $storage) {
		/** @var AuthMechanism */
		$authMechanism = $storage->getAuthMechanism();
		$authMechanism->manipulateStorageConfig($storage);
		/** @var Backend */
		$backend = $storage->getBackend();
		$backend->manipulateStorageConfig($storage);
	}

	private function updateStorageStatus(StorageConfig &$storage, $configInput, OutputInterface $output) {
		try {
			try {
				$this->manipulateStorageConfig($storage);
			} catch (InsufficientDataForMeaningfulAnswerException $e) {
				if (count($configInput) === 0) { // extra config options might solve the error
					throw $e;
				}
			}

			foreach ($configInput as $configOption) {
				if (!strpos($configOption, '=')) {
					$output->writeln('<error>Invalid mount configuration option "' . $configOption . '"</error>');
					return;
				}
				list($key, $value) = explode('=', $configOption, 2);
				$storage->setBackendOption($key, $value);
			}

			/** @var Backend */
			$backend = $storage->getBackend();
			// update status (can be time-consuming)
			$storage->setStatus(
				\OC_Mount_Config::getBackendStatus(
					$backend->getStorageClass(),
					$storage->getBackendOptions(),
					false
				)
			);
		} catch (InsufficientDataForMeaningfulAnswerException $e) {
			$status = $e->getCode() ? $e->getCode() : StorageNotAvailableException::STATUS_INDETERMINATE;
			$storage->setStatus(
				$status,
				$e->getMessage()
			);
		} catch (StorageNotAvailableException $e) {
			$storage->setStatus(
				$e->getCode(),
				$e->getMessage()
			);
		} catch (\Exception $e) {
			// FIXME: convert storage exceptions to StorageNotAvailableException
			$storage->setStatus(
				StorageNotAvailableException::STATUS_ERROR,
				get_class($e) . ': ' . $e->getMessage()
			);
		}
	}
}