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<?php |
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namespace MySQLReplication\Event; |
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use MySQLReplication\BinaryDataReader\BinaryDataReaderService; |
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use MySQLReplication\BinaryDataReader\Exception\BinaryDataReaderException; |
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use MySQLReplication\BinLog\Exception\BinLogException; |
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use MySQLReplication\BinLog\BinLogSocketConnectInterface; |
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use MySQLReplication\Config\Config; |
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use MySQLReplication\Config\Exception\ConfigException; |
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use MySQLReplication\Definitions\ConstEventsNames; |
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use MySQLReplication\Definitions\ConstEventType; |
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use MySQLReplication\Event\Exception\EventException; |
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use MySQLReplication\Event\RowEvent\RowEventService; |
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use MySQLReplication\Exception\MySQLReplicationException; |
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use MySQLReplication\JsonBinaryDecoder\JsonBinaryDecoderException; |
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use Symfony\Component\EventDispatcher\EventDispatcher; |
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/** |
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* Class Event |
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* @package MySQLReplication\Event |
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*/ |
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class Event |
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{ |
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/** |
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* @var BinLogSocketConnectInterface |
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*/ |
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private $socketConnect; |
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/** |
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* @var BinaryDataReaderService |
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*/ |
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private $packageService; |
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/** |
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* @var RowEventService |
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*/ |
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private $rowEventService; |
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/** |
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* @var Config |
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*/ |
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private $config; |
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/** |
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* @var EventDispatcher |
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*/ |
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private $eventDispatcher; |
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/** |
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* BinLogPack constructor. |
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* @param Config $config |
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* @param BinLogSocketConnectInterface $socketConnect |
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* @param BinaryDataReaderService $packageService |
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* @param RowEventService $rowEventService |
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* @param EventDispatcher $eventDispatcher |
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*/ |
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public function __construct( |
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Config $config, |
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BinLogSocketConnectInterface $socketConnect, |
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BinaryDataReaderService $packageService, |
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RowEventService $rowEventService, |
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EventDispatcher $eventDispatcher |
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) { |
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$this->config = $config; |
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$this->socketConnect = $socketConnect; |
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$this->packageService = $packageService; |
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$this->rowEventService = $rowEventService; |
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$this->eventDispatcher = $eventDispatcher; |
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} |
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/** |
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* @throws BinaryDataReaderException |
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* @throws BinLogException |
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* @throws ConfigException |
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* @throws EventException |
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* @throws MySQLReplicationException |
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* @throws JsonBinaryDecoderException |
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*/ |
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public function consume() |
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{ |
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$binaryDataReader = $this->packageService->makePackageFromBinaryData( |
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$this->socketConnect->getPacket(false) |
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); |
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// "ok" value on first byte continue |
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$binaryDataReader->advance(1); |
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// decode all events data |
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$eventInfo = new EventInfo( |
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$binaryDataReader->readInt32(), |
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$binaryDataReader->readUInt8(), |
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$binaryDataReader->readInt32(), |
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$binaryDataReader->readInt32(), |
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$binaryDataReader->readInt32(), |
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$binaryDataReader->readUInt16(), |
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$this->socketConnect->getCheckSum() |
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); |
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if (ConstEventType::TABLE_MAP_EVENT === $eventInfo->getType()) |
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{ |
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$event = $this->rowEventService->makeRowEvent($binaryDataReader, $eventInfo)->makeTableMapDTO(); |
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if ($event !== null) |
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{ |
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$this->eventDispatcher->dispatch(ConstEventsNames::TABLE_MAP, $event); |
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} |
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} |
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else |
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{ |
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if ([] !== $this->config->getEventsOnly() && !in_array($eventInfo->getType(), $this->config->getEventsOnly(), true)) |
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{ |
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return; |
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} |
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if (in_array($eventInfo->getType(), $this->config->getEventsIgnore(), true)) |
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{ |
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return; |
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} |
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if (in_array($eventInfo->getType(), [ConstEventType::UPDATE_ROWS_EVENT_V1, ConstEventType::UPDATE_ROWS_EVENT_V2], true)) |
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{ |
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$event = $this->rowEventService->makeRowEvent($binaryDataReader, $eventInfo)->makeUpdateRowsDTO(); |
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if ($event !== null) |
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{ |
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$this->eventDispatcher->dispatch(ConstEventsNames::UPDATE, $event); |
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} |
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} |
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elseif (in_array($eventInfo->getType(), [ConstEventType::WRITE_ROWS_EVENT_V1, ConstEventType::WRITE_ROWS_EVENT_V2], true)) |
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{ |
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$event = $this->rowEventService->makeRowEvent($binaryDataReader, $eventInfo)->makeWriteRowsDTO(); |
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if ($event !== null) |
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{ |
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$this->eventDispatcher->dispatch(ConstEventsNames::WRITE, $event); |
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} |
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} |
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elseif (in_array($eventInfo->getType(), [ConstEventType::DELETE_ROWS_EVENT_V1, ConstEventType::DELETE_ROWS_EVENT_V2], true)) |
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{ |
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$event = $this->rowEventService->makeRowEvent($binaryDataReader, $eventInfo)->makeDeleteRowsDTO(); |
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if ($event !== null) |
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{ |
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$this->eventDispatcher->dispatch(ConstEventsNames::DELETE, $event); |
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} |
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} |
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elseif (ConstEventType::XID_EVENT === $eventInfo->getType()) |
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{ |
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$this->eventDispatcher->dispatch(ConstEventsNames::XID, (new XidEvent($eventInfo, $binaryDataReader))->makeXidDTO()); |
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} |
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elseif (ConstEventType::ROTATE_EVENT === $eventInfo->getType()) |
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{ |
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$this->eventDispatcher->dispatch(ConstEventsNames::ROTATE, (new RotateEvent($eventInfo, $binaryDataReader))->makeRotateEventDTO()); |
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} |
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elseif (ConstEventType::GTID_LOG_EVENT === $eventInfo->getType()) |
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{ |
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$this->eventDispatcher->dispatch(ConstEventsNames::GTID, (new GtidEvent($eventInfo, $binaryDataReader))->makeGTIDLogDTO()); |
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} |
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elseif (ConstEventType::QUERY_EVENT === $eventInfo->getType()) |
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{ |
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$this->eventDispatcher->dispatch(ConstEventsNames::QUERY, (new QueryEvent($eventInfo, $binaryDataReader))->makeQueryDTO()); |
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} |
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elseif (ConstEventType::MARIA_GTID_EVENT === $eventInfo->getType()) |
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{ |
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$this->eventDispatcher->dispatch(ConstEventsNames::MARIADB_GTID, (new MariaDbGtidEvent($eventInfo, $binaryDataReader))->makeMariaDbGTIDLogDTO()); |
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} |
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} |
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} |
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} |
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krowinski /
php-mysql-replication
