Automatic mysql 4byte detectiontags/v12.0.0beta2
'sqlite.journal_mode' => 'DELETE', | 'sqlite.journal_mode' => 'DELETE', | ||||
/** | /** | ||||
* If this setting is set to true MySQL can handle 4 byte characters instead of | |||||
* 3 byte characters | |||||
* | |||||
* During setup, if requirements are met (see below), this setting is set to true | |||||
* and MySQL can handle 4 byte characters instead of 3 byte characters. | |||||
* | |||||
* If you want to convert an existing 3-byte setup into a 4-byte setup please | |||||
* set the parameters in MySQL as mentioned below and run the migration command: | |||||
* ./occ db:convert-mysql-charset | |||||
* The config setting will be set automatically after a successful run. | |||||
* | |||||
* Consult the documentation for more details. | |||||
* | |||||
* MySQL requires a special setup for longer indexes (> 767 bytes) which are | * MySQL requires a special setup for longer indexes (> 767 bytes) which are | ||||
* needed: | * needed: | ||||
* | * | ||||
* [mysqld] | * [mysqld] | ||||
* innodb_large_prefix=true | |||||
* innodb_file_format=barracuda | |||||
* innodb_file_per_table=true | |||||
* innodb_large_prefix=ON | |||||
* innodb_file_format=Barracuda | |||||
* innodb_file_per_table=ON | |||||
* | * | ||||
* Tables will be created with | * Tables will be created with | ||||
* * character set: utf8mb4 | * * character set: utf8mb4 | ||||
* https://mariadb.com/kb/en/mariadb/xtradbinnodb-server-system-variables/#innodb_large_prefix | * https://mariadb.com/kb/en/mariadb/xtradbinnodb-server-system-variables/#innodb_large_prefix | ||||
* http://www.tocker.ca/2013/10/31/benchmarking-innodb-page-compression-performance.html | * http://www.tocker.ca/2013/10/31/benchmarking-innodb-page-compression-performance.html | ||||
* http://mechanics.flite.com/blog/2014/07/29/using-innodb-large-prefix-to-avoid-error-1071/ | * http://mechanics.flite.com/blog/2014/07/29/using-innodb-large-prefix-to-avoid-error-1071/ | ||||
* | |||||
* WARNING: EXPERIMENTAL | |||||
*/ | */ | ||||
'mysql.utf8mb4' => false, | 'mysql.utf8mb4' => false, | ||||
namespace OC\Core\Command\Db; | namespace OC\Core\Command\Db; | ||||
use Doctrine\DBAL\Platforms\MySqlPlatform; | use Doctrine\DBAL\Platforms\MySqlPlatform; | ||||
use OC\DB\MySqlTools; | |||||
use OC\Migration\ConsoleOutput; | use OC\Migration\ConsoleOutput; | ||||
use OC\Repair\Collation; | use OC\Repair\Collation; | ||||
use OCP\IConfig; | use OCP\IConfig; | ||||
return 1; | return 1; | ||||
} | } | ||||
$oldValue = $this->config->getSystemValue('mysql.utf8mb4', false); | |||||
// enable charset | |||||
$this->config->setSystemValue('mysql.utf8mb4', true); | |||||
if (!$this->connection->supports4ByteText()) { | |||||
$tools = new MySqlTools(); | |||||
if (!$tools->supports4ByteCharset($this->connection)) { | |||||
$url = $this->urlGenerator->linkToDocs('admin-mysql-utf8mb4'); | $url = $this->urlGenerator->linkToDocs('admin-mysql-utf8mb4'); | ||||
$output->writeln("The database is not properly setup to use the charset utf8mb4."); | $output->writeln("The database is not properly setup to use the charset utf8mb4."); | ||||
$output->writeln("For more information please read the documentation at $url"); | $output->writeln("For more information please read the documentation at $url"); | ||||
$this->config->setSystemValue('mysql.utf8mb4', $oldValue); | |||||
return 1; | return 1; | ||||
} | } | ||||
// enable charset | |||||
$this->config->setSystemValue('mysql.utf8mb4', true); | |||||
// run conversion | // run conversion | ||||
$coll = new Collation($this->config, $this->logger, $this->connection, false); | $coll = new Collation($this->config, $this->logger, $this->connection, false); | ||||
$coll->run(new ConsoleOutput($output)); | $coll->run(new ConsoleOutput($output)); |
'OC\\DB\\MigrationException' => $baseDir . '/lib/private/DB/MigrationException.php', | 'OC\\DB\\MigrationException' => $baseDir . '/lib/private/DB/MigrationException.php', | ||||
'OC\\DB\\Migrator' => $baseDir . '/lib/private/DB/Migrator.php', | 'OC\\DB\\Migrator' => $baseDir . '/lib/private/DB/Migrator.php', | ||||
'OC\\DB\\MySQLMigrator' => $baseDir . '/lib/private/DB/MySQLMigrator.php', | 'OC\\DB\\MySQLMigrator' => $baseDir . '/lib/private/DB/MySQLMigrator.php', | ||||
'OC\\DB\\MySqlTools' => $baseDir . '/lib/private/DB/MySqlTools.php', | |||||
'OC\\DB\\NoCheckMigrator' => $baseDir . '/lib/private/DB/NoCheckMigrator.php', | 'OC\\DB\\NoCheckMigrator' => $baseDir . '/lib/private/DB/NoCheckMigrator.php', | ||||
'OC\\DB\\OCSqlitePlatform' => $baseDir . '/lib/private/DB/OCSqlitePlatform.php', | 'OC\\DB\\OCSqlitePlatform' => $baseDir . '/lib/private/DB/OCSqlitePlatform.php', | ||||
'OC\\DB\\OracleConnection' => $baseDir . '/lib/private/DB/OracleConnection.php', | 'OC\\DB\\OracleConnection' => $baseDir . '/lib/private/DB/OracleConnection.php', |
'OC\\DB\\MigrationException' => __DIR__ . '/../../..' . '/lib/private/DB/MigrationException.php', | 'OC\\DB\\MigrationException' => __DIR__ . '/../../..' . '/lib/private/DB/MigrationException.php', | ||||
'OC\\DB\\Migrator' => __DIR__ . '/../../..' . '/lib/private/DB/Migrator.php', | 'OC\\DB\\Migrator' => __DIR__ . '/../../..' . '/lib/private/DB/Migrator.php', | ||||
'OC\\DB\\MySQLMigrator' => __DIR__ . '/../../..' . '/lib/private/DB/MySQLMigrator.php', | 'OC\\DB\\MySQLMigrator' => __DIR__ . '/../../..' . '/lib/private/DB/MySQLMigrator.php', | ||||
'OC\\DB\\MySqlTools' => __DIR__ . '/../../..' . '/lib/private/DB/MySqlTools.php', | |||||
'OC\\DB\\NoCheckMigrator' => __DIR__ . '/../../..' . '/lib/private/DB/NoCheckMigrator.php', | 'OC\\DB\\NoCheckMigrator' => __DIR__ . '/../../..' . '/lib/private/DB/NoCheckMigrator.php', | ||||
'OC\\DB\\OCSqlitePlatform' => __DIR__ . '/../../..' . '/lib/private/DB/OCSqlitePlatform.php', | 'OC\\DB\\OCSqlitePlatform' => __DIR__ . '/../../..' . '/lib/private/DB/OCSqlitePlatform.php', | ||||
'OC\\DB\\OracleConnection' => __DIR__ . '/../../..' . '/lib/private/DB/OracleConnection.php', | 'OC\\DB\\OracleConnection' => __DIR__ . '/../../..' . '/lib/private/DB/OracleConnection.php', |
<?php | |||||
/** | |||||
* @author Thomas Müller <thomas.mueller@tmit.eu> | |||||
* | |||||
* @copyright Copyright (c) 2017, ownCloud GmbH | |||||
* @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\DB; | |||||
use OCP\IDBConnection; | |||||
/** | |||||
* Various MySQL specific helper functions. | |||||
*/ | |||||
class MySqlTools { | |||||
/** | |||||
* @param Connection $connection | |||||
* @return bool | |||||
*/ | |||||
public function supports4ByteCharset(IDBConnection $connection) { | |||||
foreach (['innodb_file_format' => 'Barracuda', 'innodb_large_prefix' => 'ON', 'innodb_file_per_table' => 'ON'] as $var => $val) { | |||||
$result = $connection->executeQuery("SHOW VARIABLES LIKE '$var'"); | |||||
$rows = $result->fetch(); | |||||
$result->closeCursor(); | |||||
if ($rows === false) { | |||||
return false; | |||||
} | |||||
if (strcasecmp($rows['Value'], $val) !== 0) { | |||||
return false; | |||||
} | |||||
} | |||||
return true; | |||||
} | |||||
} |
*/ | */ | ||||
namespace OC\Setup; | namespace OC\Setup; | ||||
use OC\DB\MySqlTools; | |||||
use OCP\IDBConnection; | use OCP\IDBConnection; | ||||
class MySQL extends AbstractDatabase { | class MySQL extends AbstractDatabase { | ||||
//check if the database user has admin right | //check if the database user has admin right | ||||
$connection = $this->connect(['dbname' => null]); | $connection = $this->connect(['dbname' => null]); | ||||
// detect mb4 | |||||
$tools = new MySqlTools(); | |||||
if ($tools->supports4ByteCharset($connection)) { | |||||
$this->config->setValue('mysql.utf8mb4', true); | |||||
$connection = $this->connect(); | |||||
} | |||||
$this->createSpecificUser($username, $connection); | $this->createSpecificUser($username, $connection); | ||||
//create the database | //create the database |