server/core/Command/Db/ConvertFilecacheBigInt.php
Joas Schilling e2ec6b33ea
Add a command to manually migrate to big ints
Signed-off-by: Joas Schilling <coding@schilljs.com>
2017-10-13 11:42:15 +02:00

101 lines
2.9 KiB
PHP

<?php
/**
* @copyright Copyright (c) 2017 Joas Schilling <coding@schilljs.com>
*
* @author Joas Schilling <coding@schilljs.com>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* 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
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OC\Core\Command\Db;
use Doctrine\DBAL\Types\Type;
use OC\DB\SchemaWrapper;
use OCP\IDBConnection;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Question\ConfirmationQuestion;
class ConvertFilecacheBigInt extends Command {
/** @var IDBConnection */
private $connection;
/**
* @param IDBConnection $connection
*/
public function __construct(IDBConnection $connection) {
$this->connection = $connection;
parent::__construct();
}
protected function configure() {
$this
->setName('db:convert-filecache-bigint')
->setDescription('Convert the ID columns of the filecache to BigInt');
}
protected function getColumnsByTable() {
return [
'filecache' => ['fileid', 'storage', 'parent', 'mimetype', 'mimepart'],
'mimetypes' => ['id'],
'storages' => ['numeric_id'],
];
}
protected function execute(InputInterface $input, OutputInterface $output) {
$schema = new SchemaWrapper($this->connection);
$updates = [];
$tables = $this->getColumnsByTable();
foreach ($tables as $tableName => $columns) {
$table = $schema->getTable($tableName);
foreach ($columns as $columnName) {
$column = $table->getColumn($columnName);
if ($column->getType()->getName() !== Type::BIGINT) {
$column->setType(Type::getType(Type::BIGINT));
$column->setOptions(['length' => 20]);
$updates[] = $tableName . '.' . $columnName;
}
}
}
if (empty($updates)) {
$output->writeln('<info>All tables already up to date!</info>');
return 0;
}
$output->writeln('<comment>This can take up to hours, depending on the number of files in your instance!</comment>');
if ($input->isInteractive()) {
$helper = $this->getHelper('question');
$question = new ConfirmationQuestion('Continue with the conversion (y/n)? [n] ', false);
if (!$helper->ask($input, $output, $question)) {
return 1;
}
}
$this->connection->migrateToSchema($schema->getWrappedSchema());
return 0;
}
}