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Commit 27359406 authored by Elmar Ludwig's avatar Elmar Ludwig
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drop obsolete DB conversion scripts, fixes #3335 

Closes #3335

Merge request studip/studip!2268
parent 4073d15d
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cli/Commands/DB/MigrateEngine.php deleted 100644 → 0
+ 0
− 148
View file @ 4073d15d
<?php
namespace Studip\Cli\Commands\DB;
use DBManager;
use StudipPDO;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Style\SymfonyStyle;
class MigrateEngine extends Command
{
protected static $defaultName = 'db:migrate-engine';
protected function configure(): void
{
$this->setDescription('MyISAM to InnoDB');
$this->setHelp('Migrate the Engine from MyISAM to InnoDB.');
}
protected function execute(InputInterface $input, OutputInterface $output): int
{
$io = new SymfonyStyle($input, $output);
$io->info('Migration starting at ' . date('d.m.Y H:i:s'));
$start = microtime(true);
// Check if InnoDB is enabled in database server.
$engines = DBManager::get()->fetchAll('SHOW ENGINES');
$innodb = false;
foreach ($engines as $e) {
// InnoDB is found and enabled.
if ($e['Engine'] == 'InnoDB' && in_array(mb_strtolower($e['Support']), ['default', 'yes'])) {
$innodb = true;
break;
}
}
if ($innodb) {
// Get version of database system (MySQL/MariaDB/Percona)
$data = DBManager::get()->fetchFirst('SELECT VERSION() AS version');
$version = $data[0];
// Tables to ignore on engine conversion.
$ignore_tables = [];
// Fetch all tables that need to be converted.
$tables = DBManager::get()->fetchFirst(
"SELECT TABLE_NAME
FROM `information_schema`.TABLES
WHERE TABLE_SCHEMA=:database AND ENGINE=:oldengine
ORDER BY TABLE_NAME",
[
':database' => $GLOBALS['DB_STUDIP_DATABASE'],
':oldengine' => 'MyISAM',
]
);
/*
* lit_catalog needs fulltext indices which InnoDB doesn't support
* in older versions.
*/
if (version_compare($version, '5.6', '<')) {
$stmt_fulltext = DBManager::get()->prepare(
"SHOW INDEX FROM :database.:table WHERE Index_type = 'FULLTEXT'"
);
foreach ($tables as $k => $t) {
$stmt_fulltext->bindParam(':table', $t, StudipPDO::PARAM_COLUMN);
$stmt_fulltext->bindParam(':database', $DB_STUDIP_DATABASE, StudipPDO::PARAM_COLUMN);
$stmt_fulltext->execute();
if ($stmt_fulltext->fetch()) {
$ignore_tables[] = $t;
unset($tables[$k]);
}
}
if (count($ignore_tables)) {
$io->info(
'The following tables needs fulltext indices ' .
'which are not supported for InnoDB in your database ' .
'version, so the tables will be left untouched: ' .
join(',', $ignore_tables)
);
}
}
// Use Barracuda format if database supports it (5.5 upwards).
if (version_compare($version, '5.5', '>=')) {
$io->info('Found MySQL in version >= 5.5, checking if Barracuda file format is supported...');
// Get innodb_file_per_table setting
$data = DBManager::get()->fetchOne("SHOW VARIABLES LIKE 'innodb_file_per_table'");
$file_per_table = $data['Value'];
// Check if Barracuda file format is enabled
$data = DBManager::get()->fetchOne("SHOW VARIABLES LIKE 'innodb_file_format'");
$file_format = $data['Value'];
if (mb_strtolower($file_per_table) == 'on' && mb_strtolower($file_format) == 'barracuda') {
$rowformat = 'DYNAMIC';
} else {
if (mb_strtolower($file_per_table) != 'on') {
$io->info('file_per_table not set');
}
if (mb_strtolower($file_format) != 'barracuda') {
$io->info('file_format not set to Barracuda (but to ' . $file_format . ')');
}
$rowformat = 'COMPACT';
}
}
// Prepare query for table conversion.
$stmt = DBManager::get()->prepare('ALTER TABLE :database.:table ROW_FORMAT=:rowformat ENGINE=:newengine');
$stmt->bindParam(':database', $DB_STUDIP_DATABASE, StudipPDO::PARAM_COLUMN);
$stmt->bindParam(':rowformat', $rowformat, StudipPDO::PARAM_COLUMN);
$newengine = 'InnoDB';
$stmt->bindParam(':newengine', $newengine, StudipPDO::PARAM_COLUMN);
// Now convert the found tables.
foreach ($tables as $t) {
$local_start = microtime(true);
$stmt->bindParam(':table', $t, StudipPDO::PARAM_COLUMN);
$stmt->execute();
$local_end = microtime(true);
$local_duration = $local_end - $local_start;
$human_local_duration = sprintf(
'%02d:%02d:%02d',
($local_duration / 60 / 60) % 24,
($local_duration / 60) % 60,
$local_duration % 60
);
$io->info('Conversion of table ' . $t . ' took ' . $human_local_duration);
}
$end = microtime(true);
$duration = $end - $start;
$human_duration = sprintf(
'%02d:%02d:%02d',
($duration / 60 / 60) % 24,
($duration / 60) % 60,
$duration % 60
);
$io->info('Migration finished at ' . date('d.m.Y H:i:s') . ', duration ' . $human_duration);
} else {
$io->error(
'The storage engine InnoDB is not enabled in your database installation, tables cannot be converted.'
);
}
}
}
cli/Commands/DB/MigrateFileFormat.php deleted 100644 → 0
+ 0
− 128
View file @ 4073d15d
<?php
namespace Studip\Cli\Commands\DB;
use DBManager;
use StudipPDO;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
use Symfony\Component\Console\Style\SymfonyStyle;
class MigrateFileFormat extends Command
{
protected static $defaultName = 'db:migrate-file-format';
protected function configure(): void
{
$this->setDescription('Antelope to Barracuda');
$this->setHelp('Migrate the FileFormat from Antelope to Barracuda.');
}
protected function execute(InputInterface $input, OutputInterface $output): int
{
$io = new SymfonyStyle($input, $output);
$io->info('Migration starting at ' . date('d.m.Y H:i:s'));
$start = microtime(true);
// Check if InnoDB is enabled in database server.
$engines = DBManager::get()->fetchAll('SHOW ENGINES');
$innodb = false;
foreach ($engines as $e) {
// InnoDB is found and enabled.
if ($e['Engine'] == 'InnoDB' && in_array(mb_strtolower($e['Support']), ['default', 'yes'])) {
$innodb = true;
break;
}
}
if ($innodb) {
// Get version of database system (MySQL/MariaDB/Percona)
$data = DBManager::get()->fetchFirst('SELECT VERSION() AS version');
$version = $data[0];
// Use Barracuda format if database supports it (5.5 upwards).
if (version_compare($version, '5.5', '>=')) {
$io->info('Checking if Barracuda file format is supported...');
// Get innodb_file_per_table setting
$data = DBManager::get()->fetchOne("SHOW VARIABLES LIKE 'innodb_file_per_table'");
$file_per_table = $data['Value'];
// Check if Barracuda file format is enabled
$data = DBManager::get()->fetchOne("SHOW VARIABLES LIKE 'innodb_file_format'");
$file_format = $data['Value'];
if (mb_strtolower($file_per_table) == 'on' && mb_strtolower($file_format) == 'barracuda') {
// Fetch all tables that need to be converted.
$tables = DBManager::get()->fetchFirst(
"SELECT TABLE_NAME
FROM `information_schema`.TABLES
WHERE TABLE_SCHEMA=:database AND ENGINE=:engine
AND ROW_FORMAT IN (:rowformats)
ORDER BY TABLE_NAME",
[
':database' => $GLOBALS['DB_STUDIP_DATABASE'],
':engine' => 'InnoDB',
':rowformats' => ['Compact', 'Redundant'],
]
);
$newformat = 'DYNAMIC';
// Prepare query for table conversion.
$stmt = DBManager::get()->prepare('ALTER TABLE :database.:table ROW_FORMAT=:newformat');
$stmt->bindParam(':database', $DB_STUDIP_DATABASE, StudipPDO::PARAM_COLUMN);
$stmt->bindParam(':newformat', $newformat, StudipPDO::PARAM_COLUMN);
if (count($tables) > 0) {
// Now convert the found tables.
foreach ($tables as $t) {
$local_start = microtime(true);
$stmt->bindParam(':table', $t, StudipPDO::PARAM_COLUMN);
$stmt->execute();
$local_end = microtime(true);
$local_duration = $local_end - $local_start;
$human_local_duration = sprintf(
'%02d:%02d:%02d',
($local_duration / 60 / 60) % 24,
($local_duration / 60) % 60,
$local_duration % 60
);
$io->info('Converserion of table' . $t . ' took ' . $human_local_duration);
}
} else {
$io->error('No Antelope format tables found');
return Command::FAILURE;
}
} else {
if (mb_strtolower($file_per_table) != 'on') {
$io->error('file_per_table not set');
return Command::FAILURE;
}
if (mb_strtolower($file_format) != 'barracuda') {
$io->error('file_format not set to Barracuda (but to ' . $file_format . ')');
return Command::FAILURE;
}
}
$end = microtime(true);
$duration = $end - $start;
$human_duration = sprintf(
'%02d:%02d:%02d',
($duration / 60 / 60) % 24,
($duration / 60) % 60,
$duration % 60
);
$io->info('Migration finished at ' . date('d.m.Y H:i:s') . ', duration ' . $human_duration);
return Command::SUCCESS;
} else {
$io->error(
'Your database server does not yet support the Barracuda row format (you need at least 5.5)'
);
return Command::FAILURE;
}
} else {
$io->error(
'The storage engine InnoDB is not enabled in your database installation, tables cannot be converted.'
);
return Command::INVALID;
}
}
}
cli/studip
+ 0
− 2
View file @ 27359406
......@@ -31,8 +31,6 @@ $commands = [
Commands\Cronjobs\CronjobWorker::class,
Commands\Cronjobs\CronjobWorker::class,
Commands\DB\Dump::class,
Commands\DB\MigrateEngine::class,
Commands\DB\MigrateFileFormat::class,
Commands\Files\Dump::class,
Commands\Fix\Biest7789::class,
Commands\Fix\Biest7866::class,
......
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