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...io/airbyte/integrations/destination/redshift/operation/RedshiftStagingStorageOperation.kt
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| package io.airbyte.integrations.destination.redshift.operation | ||
|
|
||
| import io.airbyte.cdk.integrations.base.JavaBaseConstants | ||
| import io.airbyte.cdk.integrations.destination.record_buffer.SerializableBuffer | ||
| import io.airbyte.cdk.integrations.destination.s3.AesCbcEnvelopeEncryptionBlobDecorator | ||
| import io.airbyte.cdk.integrations.destination.s3.S3StorageOperations | ||
| import io.airbyte.cdk.integrations.destination.staging.SerialStagingConsumerFactory | ||
| import io.airbyte.integrations.base.destination.operation.StorageOperation | ||
| import io.airbyte.integrations.base.destination.typing_deduping.Sql | ||
| import io.airbyte.integrations.base.destination.typing_deduping.StreamConfig | ||
| import io.airbyte.integrations.base.destination.typing_deduping.StreamId | ||
| import io.airbyte.integrations.base.destination.typing_deduping.TyperDeduperUtil | ||
| import io.airbyte.integrations.destination.redshift.RedshiftSQLNameTransformer | ||
| import io.airbyte.integrations.destination.redshift.typing_deduping.RedshiftDestinationHandler | ||
| import io.airbyte.integrations.destination.redshift.typing_deduping.RedshiftSqlGenerator | ||
| import io.airbyte.protocol.models.v0.DestinationSyncMode | ||
| import io.github.oshai.kotlinlogging.KotlinLogging | ||
| import java.time.Instant | ||
| import java.time.ZoneOffset | ||
| import java.time.ZonedDateTime | ||
| import java.util.Optional | ||
| import java.util.UUID | ||
|
|
||
| private val log = KotlinLogging.logger {} | ||
|
|
||
| /** | ||
| * @param keyEncryptingKey The KEK to use when writing to S3, or null if encryption is disabled. | ||
| * If this parameter is nonnull, then `s3StorageOperations` MUST have an | ||
| * [AesCbcEnvelopeEncryptionBlobDecorator] added (via `s3StorageOperations#addBlobDecorator`). | ||
| */ | ||
| class RedshiftStagingStorageOperation( | ||
| private val bucketPath: String, | ||
| private val keepStagingFiles: Boolean, | ||
| private val s3StorageOperations: S3StorageOperations, | ||
| private val sqlGenerator: RedshiftSqlGenerator, | ||
| private val destinationHandler: RedshiftDestinationHandler, | ||
| private val keyEncryptingKey: ByteArray?, | ||
| private val connectionId: UUID = SerialStagingConsumerFactory.RANDOM_CONNECTION_ID, | ||
| private val writeDatetime: ZonedDateTime = Instant.now().atZone(ZoneOffset.UTC), | ||
| ): StorageOperation<SerializableBuffer> { | ||
| override fun prepareStage(streamId: StreamId, destinationSyncMode: DestinationSyncMode) { | ||
| // create raw table | ||
| destinationHandler.execute(Sql.of(createRawTableQuery(streamId))) | ||
| if (destinationSyncMode == DestinationSyncMode.OVERWRITE) { | ||
| destinationHandler.execute(Sql.of(truncateRawTableQuery(streamId))) | ||
| } | ||
| // create bucket for staging files | ||
| s3StorageOperations.createBucketIfNotExists() | ||
| } | ||
|
|
||
| override fun writeToStage(streamId: StreamId, data: SerializableBuffer) { | ||
| val objectPath: String = getStagingPath(streamId) | ||
| log.info { | ||
| "Uploading records to for ${streamId.rawNamespace}.${streamId.rawName} to path $objectPath" | ||
| } | ||
| s3StorageOperations.uploadRecordsToBucket(data, streamId.rawNamespace, objectPath) | ||
| } | ||
|
|
||
| override fun cleanupStage(streamId: StreamId) { | ||
| if (keepStagingFiles) return | ||
| val stagingRootPath = getStagingPath(streamId) | ||
| log.info { "Cleaning up staging path at $stagingRootPath" } | ||
| s3StorageOperations.dropBucketObject(stagingRootPath) | ||
| } | ||
|
|
||
| override fun createFinalTable(streamConfig: StreamConfig, suffix: String, replace: Boolean) { | ||
| destinationHandler.execute(sqlGenerator.createTable(streamConfig, suffix, replace)) | ||
| } | ||
|
|
||
| override fun softResetFinalTable(streamConfig: StreamConfig) { | ||
| TyperDeduperUtil.executeSoftReset( | ||
| sqlGenerator = sqlGenerator, | ||
| destinationHandler = destinationHandler, | ||
| streamConfig, | ||
| ) | ||
| } | ||
|
|
||
| override fun overwriteFinalTable(streamConfig: StreamConfig, tmpTableSuffix: String) { | ||
| if (tmpTableSuffix.isNotBlank()) { | ||
| log.info { | ||
| "Overwriting table ${streamConfig.id.finalTableId(RedshiftSqlGenerator.QUOTE)} with ${ | ||
| streamConfig.id.finalTableId( | ||
| RedshiftSqlGenerator.QUOTE, | ||
| tmpTableSuffix, | ||
| ) | ||
| }" | ||
| } | ||
| destinationHandler.execute( | ||
| sqlGenerator.overwriteFinalTable(streamConfig.id, tmpTableSuffix) | ||
| ) | ||
| } | ||
| } | ||
|
|
||
| override fun typeAndDedupe( | ||
| streamConfig: StreamConfig, | ||
| maxProcessedTimestamp: Optional<Instant>, | ||
| finalTableSuffix: String | ||
| ) { | ||
| TyperDeduperUtil.executeTypeAndDedupe( | ||
| sqlGenerator = sqlGenerator, | ||
| destinationHandler = destinationHandler, | ||
| streamConfig, | ||
| maxProcessedTimestamp, | ||
| finalTableSuffix, | ||
| ) | ||
| } | ||
|
|
||
| private fun getStagingPath(streamId: StreamId): String { | ||
| val prefix = | ||
| if (bucketPath.isEmpty()) "" | ||
| else bucketPath + (if (bucketPath.endsWith("/")) "" else "/") | ||
| return nameTransformer.applyDefaultCase( | ||
| String.format( | ||
| "%s%s/%s_%02d_%02d_%02d_%s/", | ||
| prefix, | ||
| nameTransformer.applyDefaultCase( | ||
| // I have no idea why we're doing this. | ||
| // streamId.rawName already has been passed through the name transformer. | ||
| nameTransformer.convertStreamName(streamId.rawName) | ||
| ), | ||
| writeDatetime.year, | ||
| writeDatetime.monthValue, | ||
| writeDatetime.dayOfMonth, | ||
| writeDatetime.hour, | ||
| connectionId | ||
| ) | ||
| ) | ||
| } | ||
|
|
||
| companion object { | ||
| private val nameTransformer = RedshiftSQLNameTransformer() | ||
|
|
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| private fun createRawTableQuery(streamId: StreamId): String { | ||
| return """ | ||
| CREATE TABLE IF NOT EXISTS "${streamId.rawNamespace}"."${streamId.rawName}" | ||
| ${JavaBaseConstants.COLUMN_NAME_AB_RAW_ID} VARCHAR(36), | ||
| ${JavaBaseConstants.COLUMN_NAME_AB_EXTRACTED_AT} TIMESTAMP_WITH_TIMEZONE DEFAULT GETDATE, | ||
| ${JavaBaseConstants.COLUMN_NAME_AB_LOADED_AT} TIMESTAMP_WITH_TIMEZONE, | ||
| ${JavaBaseConstants.COLUMN_NAME_DATA} SUPER NOT NULL, | ||
| ${JavaBaseConstants.COLUMN_NAME_AB_META} SUPER NULL; | ||
| """.trimIndent() | ||
| } | ||
|
|
||
| private fun truncateRawTableQuery( | ||
| streamId: StreamId, | ||
| ): String { | ||
| return String.format("""TRUNCATE TABLE "%s"."%s";\n""", streamId.rawNamespace, streamId.rawName) | ||
| } | ||
| } | ||
| } |
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