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<?php |
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namespace Doctrine\Tests\DBAL\Functional; |
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use Doctrine\DBAL\Connections\MasterSlaveConnection; |
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use Doctrine\DBAL\Driver\Statement; |
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use Doctrine\DBAL\DriverManager; |
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use Doctrine\DBAL\Schema\Table; |
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use Doctrine\Tests\DbalFunctionalTestCase; |
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use Throwable; |
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use const CASE_LOWER; |
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use function array_change_key_case; |
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use function sprintf; |
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use function strlen; |
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use function strtolower; |
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use function substr; |
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/** |
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* @group DBAL-20 |
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*/ |
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class MasterSlaveConnectionTest extends DbalFunctionalTestCase |
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{ |
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protected function setUp() |
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{ |
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parent::setUp(); |
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$platformName = $this->connection->getDatabasePlatform()->getName(); |
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// This is a MySQL specific test, skip other vendors. |
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if ($platformName !== 'mysql') { |
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$this->markTestSkipped(sprintf('Test does not work on %s.', $platformName)); |
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} |
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try { |
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$table = new Table('master_slave_table'); |
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$table->addColumn('test_int', 'integer'); |
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$table->setPrimaryKey(['test_int']); |
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$sm = $this->connection->getSchemaManager(); |
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$sm->createTable($table); |
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} catch (Throwable $e) { |
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} |
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$this->connection->executeUpdate('DELETE FROM master_slave_table'); |
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$this->connection->insert('master_slave_table', ['test_int' => 1]); |
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} |
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private function createMasterSlaveConnection(bool $keepSlave = false) : MasterSlaveConnection |
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{ |
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return DriverManager::getConnection($this->createMasterSlaveConnectionParams($keepSlave)); |
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} |
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/** |
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* @return mixed[] |
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*/ |
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private function createMasterSlaveConnectionParams(bool $keepSlave = false) : array |
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{ |
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$params = $this->connection->getParams(); |
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$params['master'] = $params; |
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$params['slaves'] = [$params, $params]; |
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$params['keepSlave'] = $keepSlave; |
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$params['wrapperClass'] = MasterSlaveConnection::class; |
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return $params; |
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} |
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public function testInheritCharsetFromMaster() : void |
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{ |
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$charsets = [ |
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'utf8', |
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'latin1', |
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]; |
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foreach ($charsets as $charset) { |
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$params = $this->createMasterSlaveConnectionParams(); |
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$params['master']['charset'] = $charset; |
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foreach ($params['slaves'] as $index => $slaveParams) { |
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if (! isset($slaveParams['charset'])) { |
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continue; |
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} |
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unset($params['slaves'][$index]['charset']); |
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} |
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/** @var MasterSlaveConnection $conn */ |
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$conn = DriverManager::getConnection($params); |
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$conn->connect('slave'); |
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self::assertFalse($conn->isConnectedToMaster()); |
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$clientCharset = $conn->fetchColumn('select @@character_set_client as c'); |
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self::assertSame( |
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$charset, |
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substr(strtolower($clientCharset), 0, strlen($charset)) |
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); |
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} |
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} |
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public function testMasterOnConnect() |
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{ |
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$conn = $this->createMasterSlaveConnection(); |
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self::assertFalse($conn->isConnectedToMaster()); |
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$conn->connect('slave'); |
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self::assertFalse($conn->isConnectedToMaster()); |
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$conn->connect('master'); |
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self::assertTrue($conn->isConnectedToMaster()); |
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} |
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public function testNoMasterOnExecuteQuery() |
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{ |
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$conn = $this->createMasterSlaveConnection(); |
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$sql = 'SELECT count(*) as num FROM master_slave_table'; |
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$data = $conn->fetchAll($sql); |
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$data[0] = array_change_key_case($data[0], CASE_LOWER); |
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self::assertEquals(1, $data[0]['num']); |
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self::assertFalse($conn->isConnectedToMaster()); |
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} |
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public function testMasterOnWriteOperation() |
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{ |
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$conn = $this->createMasterSlaveConnection(); |
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$conn->insert('master_slave_table', ['test_int' => 30]); |
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self::assertTrue($conn->isConnectedToMaster()); |
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$sql = 'SELECT count(*) as num FROM master_slave_table'; |
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$data = $conn->fetchAll($sql); |
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$data[0] = array_change_key_case($data[0], CASE_LOWER); |
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self::assertEquals(2, $data[0]['num']); |
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self::assertTrue($conn->isConnectedToMaster()); |
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} |
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/** |
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* @group DBAL-335 |
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*/ |
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public function testKeepSlaveBeginTransactionStaysOnMaster() |
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{ |
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$conn = $this->createMasterSlaveConnection($keepSlave = true); |
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$conn->connect('slave'); |
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$conn->beginTransaction(); |
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$conn->insert('master_slave_table', ['test_int' => 30]); |
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$conn->commit(); |
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self::assertTrue($conn->isConnectedToMaster()); |
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$conn->connect(); |
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self::assertTrue($conn->isConnectedToMaster()); |
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$conn->connect('slave'); |
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self::assertFalse($conn->isConnectedToMaster()); |
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} |
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/** |
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* @group DBAL-335 |
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*/ |
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public function testKeepSlaveInsertStaysOnMaster() |
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{ |
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$conn = $this->createMasterSlaveConnection($keepSlave = true); |
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$conn->connect('slave'); |
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$conn->insert('master_slave_table', ['test_int' => 30]); |
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self::assertTrue($conn->isConnectedToMaster()); |
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$conn->connect(); |
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self::assertTrue($conn->isConnectedToMaster()); |
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$conn->connect('slave'); |
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self::assertFalse($conn->isConnectedToMaster()); |
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} |
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public function testMasterSlaveConnectionCloseAndReconnect() |
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{ |
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$conn = $this->createMasterSlaveConnection(); |
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$conn->connect('master'); |
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self::assertTrue($conn->isConnectedToMaster()); |
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$conn->close(); |
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self::assertFalse($conn->isConnectedToMaster()); |
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$conn->connect('master'); |
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self::assertTrue($conn->isConnectedToMaster()); |
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} |
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public function testQueryOnMaster() |
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{ |
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$conn = $this->createMasterSlaveConnection(); |
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$query = 'SELECT count(*) as num FROM master_slave_table'; |
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$statement = $conn->query($query); |
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self::assertInstanceOf(Statement::class, $statement); |
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//Query must be executed only on Master |
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self::assertTrue($conn->isConnectedToMaster()); |
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$data = $statement->fetchAll(); |
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//Default fetchmode is FetchMode::ASSOCIATIVE |
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self::assertArrayHasKey(0, $data); |
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self::assertArrayHasKey('num', $data[0]); |
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//Could be set in other fetchmodes |
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self::assertArrayNotHasKey(0, $data[0]); |
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self::assertEquals(1, $data[0]['num']); |
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} |
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public function testQueryOnSlave() |
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{ |
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$conn = $this->createMasterSlaveConnection(); |
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$conn->connect('slave'); |
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$query = 'SELECT count(*) as num FROM master_slave_table'; |
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$statement = $conn->query($query); |
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self::assertInstanceOf(Statement::class, $statement); |
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//Query must be executed only on Master, even when we connect to the slave |
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self::assertTrue($conn->isConnectedToMaster()); |
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$data = $statement->fetchAll(); |
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//Default fetchmode is FetchMode::ASSOCIATIVE |
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self::assertArrayHasKey(0, $data); |
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self::assertArrayHasKey('num', $data[0]); |
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//Could be set in other fetchmodes |
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self::assertArrayNotHasKey(0, $data[0]); |
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self::assertEquals(1, $data[0]['num']); |
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} |
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} |
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