nextcloud/lib/private/Repair.php

228 lines
6.5 KiB
PHP

<?php
/**
* @author Arthur Schiwon <blizzz@arthur-schiwon.de>
* @author Georg Ehrke <georg@owncloud.com>
* @author Joas Schilling <nickvergessen@owncloud.com>
* @author Lukas Reschke <lukas@statuscode.ch>
* @author Morris Jobke <hey@morrisjobke.de>
* @author Robin Appelman <icewind@owncloud.com>
* @author Thomas Müller <thomas.mueller@tmit.eu>
* @author Vincent Petry <pvince81@owncloud.com>
*
* @copyright Copyright (c) 2016, ownCloud, Inc.
* @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 OC;
use OC\Repair\AssetCache;
use OC\Repair\CleanTags;
use OC\Repair\Collation;
use OC\Repair\DropOldJobs;
use OC\Repair\OldGroupMembershipShares;
use OC\Repair\RemoveGetETagEntries;
use OC\Repair\RemoveOldShares;
use OC\Repair\SharePropagation;
use OC\Repair\SqliteAutoincrement;
use OC\Repair\DropOldTables;
use OC\Repair\FillETags;
use OC\Repair\InnoDB;
use OC\Repair\RepairLegacyStorages;
use OC\Repair\RepairMimeTypes;
use OC\Repair\SearchLuceneTables;
use OC\Repair\UpdateOutdatedOcsIds;
use OC\Repair\RepairInvalidShares;
use OCP\AppFramework\QueryException;
use OCP\Migration\IOutput;
use OCP\Migration\IRepairStep;
use Symfony\Component\EventDispatcher\EventDispatcher;
use Symfony\Component\EventDispatcher\GenericEvent;
class Repair implements IOutput{
/* @var IRepairStep[] */
private $repairSteps;
/** @var EventDispatcher */
private $dispatcher;
/** @var string */
private $currentStep;
/**
* Creates a new repair step runner
*
* @param IRepairStep[] $repairSteps array of RepairStep instances
* @param EventDispatcher $dispatcher
*/
public function __construct($repairSteps = [], EventDispatcher $dispatcher = null) {
$this->repairSteps = $repairSteps;
$this->dispatcher = $dispatcher;
}
/**
* Run a series of repair steps for common problems
*/
public function run() {
if (count($this->repairSteps) === 0) {
$this->emit('\OC\Repair', 'info', array('No repair steps available'));
return;
}
// run each repair step
foreach ($this->repairSteps as $step) {
$this->currentStep = $step->getName();
$this->emit('\OC\Repair', 'step', [$this->currentStep]);
$step->run($this);
}
}
/**
* Add repair step
*
* @param IRepairStep|string $repairStep repair step
* @throws \Exception
*/
public function addStep($repairStep) {
if (is_string($repairStep)) {
try {
$s = \OC::$server->query($repairStep);
} catch (QueryException $e) {
if (class_exists($repairStep)) {
$s = new $repairStep();
} else {
throw new \Exception("Repair step '$repairStep' is unknown");
}
}
if ($s instanceof IRepairStep) {
$this->repairSteps[] = $s;
} else {
throw new \Exception("Repair step '$repairStep' is not of type \\OCP\\Migration\\IRepairStep");
}
} else {
$this->repairSteps[] = $repairStep;
}
}
/**
* Returns the default repair steps to be run on the
* command line or after an upgrade.
*
* @return IRepairStep[]
*/
public static function getRepairSteps() {
return [
new RepairMimeTypes(\OC::$server->getConfig()),
new RepairLegacyStorages(\OC::$server->getConfig(), \OC::$server->getDatabaseConnection()),
new AssetCache(),
new FillETags(\OC::$server->getDatabaseConnection()),
new CleanTags(\OC::$server->getDatabaseConnection()),
new DropOldTables(\OC::$server->getDatabaseConnection()),
new DropOldJobs(\OC::$server->getJobList()),
new RemoveGetETagEntries(\OC::$server->getDatabaseConnection()),
new UpdateOutdatedOcsIds(\OC::$server->getConfig()),
new RepairInvalidShares(\OC::$server->getConfig(), \OC::$server->getDatabaseConnection()),
new SharePropagation(\OC::$server->getConfig()),
new RemoveOldShares(\OC::$server->getDatabaseConnection()),
];
}
/**
* Returns expensive repair steps to be run on the
* command line with a special option.
*
* @return IRepairStep[]
*/
public static function getExpensiveRepairSteps() {
return [
new OldGroupMembershipShares(\OC::$server->getDatabaseConnection(), \OC::$server->getGroupManager()),
];
}
/**
* Returns the repair steps to be run before an
* upgrade.
*
* @return IRepairStep[]
*/
public static function getBeforeUpgradeRepairSteps() {
$connection = \OC::$server->getDatabaseConnection();
$steps = [
new InnoDB(),
new Collation(\OC::$server->getConfig(), $connection),
new SqliteAutoincrement($connection),
new SearchLuceneTables(),
];
//There is no need to delete all previews on every single update
//only 7.0.0 through 7.0.2 generated broken previews
$currentVersion = \OC::$server->getConfig()->getSystemValue('version');
if (version_compare($currentVersion, '7.0.0.0', '>=') &&
version_compare($currentVersion, '7.0.3.4', '<=')) {
$steps[] = new \OC\Repair\Preview();
}
return $steps;
}
/**
* @param string $scope
* @param string $method
* @param array $arguments
*/
public function emit($scope, $method, array $arguments = []) {
if (!is_null($this->dispatcher)) {
$this->dispatcher->dispatch("$scope::$method",
new GenericEvent("$scope::$method", $arguments));
}
}
public function info($string) {
// for now just emit as we did in the past
$this->emit('\OC\Repair', 'info', array($string));
}
/**
* @param string $message
*/
public function warning($message) {
// for now just emit as we did in the past
$this->emit('\OC\Repair', 'warning', [$message]);
}
/**
* @param int $max
*/
public function startProgress($max = 0) {
// for now just emit as we did in the past
$this->emit('\OC\Repair', 'startProgress', [$max, $this->currentStep]);
}
/**
* @param int $step
* @param string $description
*/
public function advance($step = 1, $description = '') {
// for now just emit as we did in the past
$this->emit('\OC\Repair', 'advance', [$step, $description]);
}
/**
* @param int $max
*/
public function finishProgress() {
// for now just emit as we did in the past
$this->emit('\OC\Repair', 'finishProgress', []);
}
}