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Add event subscriber for transaction isolation level 

Signed-off-by: Daniel Kesselberg <mail@danielkesselberg.de>
This commit is contained in:
Daniel Kesselberg 2019-11-15 22:20:35 +01:00
parent da79162c3d
commit 9e699a8d21
No known key found for this signature in database
GPG Key ID: 36E3664E099D0614
5 changed files with 49 additions and 2 deletions
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1
lib/composer/composer/autoload_classmap.php
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@ -886,6 +886,7 @@ return array(
'OC\\DB\\SQLiteMigrator' => $baseDir . '/lib/private/DB/SQLiteMigrator.php',
'OC\\DB\\SQLiteSessionInit' => $baseDir . '/lib/private/DB/SQLiteSessionInit.php',
'OC\\DB\\SchemaWrapper' => $baseDir . '/lib/private/DB/SchemaWrapper.php',
'OC\\DB\\SetTransactionIsolationLevel' => $baseDir . '/lib/private/DB/SetTransactionIsolationLevel.php',
'OC\\Dashboard\\DashboardManager' => $baseDir . '/lib/private/Dashboard/DashboardManager.php',
'OC\\DatabaseException' => $baseDir . '/lib/private/DatabaseException.php',
'OC\\DatabaseSetupException' => $baseDir . '/lib/private/DatabaseSetupException.php',

1
lib/composer/composer/autoload_static.php
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@ -915,6 +915,7 @@ class ComposerStaticInit53792487c5a8370acc0b06b1a864ff4c
'OC\\DB\\SQLiteMigrator' => __DIR__ . '/../../..' . '/lib/private/DB/SQLiteMigrator.php',
'OC\\DB\\SQLiteSessionInit' => __DIR__ . '/../../..' . '/lib/private/DB/SQLiteSessionInit.php',
'OC\\DB\\SchemaWrapper' => __DIR__ . '/../../..' . '/lib/private/DB/SchemaWrapper.php',
'OC\\DB\\SetTransactionIsolationLevel' => __DIR__ . '/../../..' . '/lib/private/DB/SetTransactionIsolationLevel.php',
'OC\\Dashboard\\DashboardManager' => __DIR__ . '/../../..' . '/lib/private/Dashboard/DashboardManager.php',
'OC\\DatabaseException' => __DIR__ . '/../../..' . '/lib/private/DatabaseException.php',
'OC\\DatabaseSetupException' => __DIR__ . '/../../..' . '/lib/private/DatabaseSetupException.php',

2
lib/private/DB/Connection.php
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@ -151,8 +151,6 @@ class Connection extends ReconnectWrapper implements IDBConnection {
parent::__construct($params, $driver, $config, $eventManager);
$this->adapter = new $params['adapter']($this);
$this->tablePrefix = $params['tablePrefix'];
$this->setTransactionIsolation(TransactionIsolationLevel::READ_COMMITTED);
}
/**

1
lib/private/DB/ConnectionFactory.php
View File

@ -122,6 +122,7 @@ class ConnectionFactory {
public function getConnection($type, $additionalConnectionParams) {
$normalizedType = $this->normalizeType($type);
$eventManager = new EventManager();
$eventManager->addEventSubscriber(new SetTransactionIsolationLevel());
switch ($normalizedType) {
case 'mysql':
$eventManager->addEventSubscriber(

46
lib/private/DB/SetTransactionIsolationLevel.php Normal file
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@ -0,0 +1,46 @@
<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2019 Daniel Kesselberg <mail@danielkesselberg.de>
*
* @author Daniel Kesselberg <mail@danielkesselberg.de>
*
* @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\DB;
use Doctrine\Common\EventSubscriber;
use Doctrine\DBAL\Event\ConnectionEventArgs;
use Doctrine\DBAL\Events;
use Doctrine\DBAL\TransactionIsolationLevel;
class SetTransactionIsolationLevel implements EventSubscriber {
/**
* @param ConnectionEventArgs $args
* @return void
*/
public function postConnect(ConnectionEventArgs $args) {
$args->getConnection()->setTransactionIsolation(TransactionIsolationLevel::READ_COMMITTED);
}
public function getSubscribedEvents() {
return [Events::postConnect];
}
}