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Connector operations by responsibility
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31 changes: 31 additions & 0 deletions
31
...k/core/src/main/kotlin/io/airbyte/cdk/integrations/destination/operation/SyncOperation.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,31 @@ | ||
| /* | ||
| * Copyright (c) 2024 Airbyte, Inc., all rights reserved. | ||
| */ | ||
|
|
||
| package io.airbyte.cdk.integrations.destination.operation | ||
|
|
||
| import io.airbyte.cdk.integrations.destination.StreamSyncSummary | ||
| import io.airbyte.cdk.integrations.destination.async.model.PartialAirbyteMessage | ||
| import io.airbyte.protocol.models.v0.StreamDescriptor | ||
| import java.util.stream.Stream | ||
|
|
||
| /** | ||
| * Destination Connector sync operations Any initialization required for the connector should be | ||
| * done as part of instantiation/init blocks | ||
| */ | ||
| interface SyncOperation { | ||
|
|
||
| /** | ||
| * This function is a shim for | ||
| * [io.airbyte.cdk.integrations.destination.async.function.DestinationFlushFunction] After the | ||
| * method control is returned, it should be assumed that the data is committed to a durable | ||
| * storage and send back any State message acknowledgements. | ||
| */ | ||
| fun flushStream(descriptor: StreamDescriptor, stream: Stream<PartialAirbyteMessage>) | ||
|
|
||
| /** | ||
| * Finalize streams which could involve typing deduping or any other housekeeping tasks | ||
| * required. | ||
| */ | ||
| fun finalizeStreams(streamSyncSummaries: Map<StreamDescriptor, StreamSyncSummary>) | ||
| } |
2 changes: 1 addition & 1 deletion
2
airbyte-cdk/java/airbyte-cdk/core/src/main/resources/version.properties
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -1 +1 @@ | ||
| version=0.35.5 | ||
| version=0.35.6 |
39 changes: 39 additions & 0 deletions
39
.../kotlin/io/airbyte/cdk/integrations/destination/staging/StagingSerializedBufferFactory.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,39 @@ | ||
| /* | ||
| * Copyright (c) 2024 Airbyte, Inc., all rights reserved. | ||
| */ | ||
|
|
||
| package io.airbyte.cdk.integrations.destination.staging | ||
|
|
||
| import io.airbyte.cdk.integrations.base.JavaBaseConstants | ||
| import io.airbyte.cdk.integrations.destination.record_buffer.FileBuffer | ||
| import io.airbyte.cdk.integrations.destination.record_buffer.SerializableBuffer | ||
| import io.airbyte.cdk.integrations.destination.s3.FileUploadFormat | ||
| import io.airbyte.cdk.integrations.destination.s3.csv.CsvSerializedBuffer | ||
| import io.airbyte.cdk.integrations.destination.s3.csv.StagingDatabaseCsvSheetGenerator | ||
|
|
||
| /** | ||
| * Factory which can create an instance of concrete SerializedBuffer for one-time use before buffer | ||
| * is closed. [io.airbyte.cdk.integrations.destination.s3.SerializedBufferFactory] is almost similar | ||
| * which needs to be unified. That doesn't work well with our DV2 staging destinations, which mostly | ||
| * support CSV only. | ||
| */ | ||
| object StagingSerializedBufferFactory { | ||
|
|
||
| fun initializeBuffer( | ||
| fileUploadFormat: FileUploadFormat, | ||
| destinationColumns: JavaBaseConstants.DestinationColumns | ||
| ): SerializableBuffer { | ||
| when (fileUploadFormat) { | ||
| FileUploadFormat.CSV -> { | ||
| return CsvSerializedBuffer( | ||
| FileBuffer(CsvSerializedBuffer.CSV_GZ_SUFFIX), | ||
| StagingDatabaseCsvSheetGenerator(destinationColumns), | ||
| true, | ||
| ) | ||
| } | ||
| else -> { | ||
| TODO("Only CSV is supported for Staging format") | ||
| } | ||
| } | ||
| } | ||
| } |
55 changes: 55 additions & 0 deletions
55
...tlin/io/airbyte/cdk/integrations/destination/staging/operation/StagingStreamOperations.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,55 @@ | ||
| /* | ||
| * Copyright (c) 2024 Airbyte, Inc., all rights reserved. | ||
| */ | ||
|
|
||
| package io.airbyte.cdk.integrations.destination.staging.operation | ||
|
|
||
| import io.airbyte.cdk.integrations.base.JavaBaseConstants | ||
| import io.airbyte.cdk.integrations.destination.async.model.PartialAirbyteMessage | ||
| import io.airbyte.cdk.integrations.destination.record_buffer.SerializableBuffer | ||
| import io.airbyte.cdk.integrations.destination.s3.FileUploadFormat | ||
| import io.airbyte.cdk.integrations.destination.staging.StagingSerializedBufferFactory | ||
| import io.airbyte.commons.json.Jsons | ||
| import io.airbyte.integrations.base.destination.operation.AbstractStreamOperation | ||
| import io.airbyte.integrations.base.destination.operation.StorageOperation | ||
| import io.airbyte.integrations.base.destination.typing_deduping.DestinationInitialStatus | ||
| import io.airbyte.integrations.base.destination.typing_deduping.StreamConfig | ||
| import io.airbyte.integrations.base.destination.typing_deduping.migrators.MinimumDestinationState | ||
| import io.github.oshai.kotlinlogging.KotlinLogging | ||
| import java.util.stream.Stream | ||
| import org.apache.commons.io.FileUtils | ||
|
|
||
| class StagingStreamOperations<DestinationState : MinimumDestinationState>( | ||
| private val storageOperation: StorageOperation<SerializableBuffer>, | ||
| destinationInitialStatus: DestinationInitialStatus<DestinationState>, | ||
| private val fileUploadFormat: FileUploadFormat, | ||
| private val destinationColumns: JavaBaseConstants.DestinationColumns, | ||
| disableTypeDedupe: Boolean = false | ||
| ) : | ||
| AbstractStreamOperation<DestinationState, SerializableBuffer>( | ||
| storageOperation, | ||
| destinationInitialStatus, | ||
| disableTypeDedupe | ||
| ) { | ||
|
|
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| private val log = KotlinLogging.logger {} | ||
| override fun writeRecords(streamConfig: StreamConfig, stream: Stream<PartialAirbyteMessage>) { | ||
| val writeBuffer = | ||
| StagingSerializedBufferFactory.initializeBuffer(fileUploadFormat, destinationColumns) | ||
|
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| writeBuffer.use { | ||
| stream.forEach { record: PartialAirbyteMessage -> | ||
| it.accept( | ||
| record.serialized!!, | ||
| Jsons.serialize(record.record!!.meta), | ||
| record.record!!.emittedAt | ||
| ) | ||
| } | ||
| it.flush() | ||
| log.info { | ||
| "Buffer flush complete for stream ${streamConfig.id.originalName} (${FileUtils.byteCountToDisplaySize(it.byteCount)}) to staging" | ||
| } | ||
| storageOperation.writeToStage(streamConfig.id, writeBuffer) | ||
| } | ||
| } | ||
| } |
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165 changes: 165 additions & 0 deletions
165
...main/kotlin/io/airbyte/integrations/base/destination/operation/AbstractStreamOperation.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,165 @@ | ||
| /* | ||
| * Copyright (c) 2024 Airbyte, Inc., all rights reserved. | ||
| */ | ||
|
|
||
| package io.airbyte.integrations.base.destination.operation | ||
|
|
||
| import io.airbyte.cdk.integrations.destination.StreamSyncSummary | ||
| import io.airbyte.cdk.integrations.destination.async.model.PartialAirbyteMessage | ||
| import io.airbyte.integrations.base.destination.typing_deduping.DestinationInitialStatus | ||
| import io.airbyte.integrations.base.destination.typing_deduping.InitialRawTableStatus | ||
| import io.airbyte.integrations.base.destination.typing_deduping.StreamConfig | ||
| import io.airbyte.integrations.base.destination.typing_deduping.migrators.MinimumDestinationState | ||
| import io.airbyte.protocol.models.v0.DestinationSyncMode | ||
| import io.github.oshai.kotlinlogging.KotlinLogging | ||
| import java.util.Optional | ||
| import java.util.stream.Stream | ||
|
|
||
| abstract class AbstractStreamOperation<DestinationState : MinimumDestinationState, Data>( | ||
| private val storageOperation: StorageOperation<Data>, | ||
| destinationInitialStatus: DestinationInitialStatus<DestinationState>, | ||
| private val disableTypeDedupe: Boolean = false | ||
| ) : StreamOperation<DestinationState> { | ||
| private val log = KotlinLogging.logger {} | ||
|
|
||
| // State maintained to make decision between async calls | ||
| private val finalTmpTableSuffix: String | ||
| private val initialRawTableStatus: InitialRawTableStatus = | ||
| destinationInitialStatus.initialRawTableStatus | ||
|
|
||
| /** | ||
| * After running any sync setup code, we may update the destination state. This field holds that | ||
| * updated destination state. | ||
| */ | ||
| final override val updatedDestinationState: DestinationState | ||
|
|
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| init { | ||
| val stream = destinationInitialStatus.streamConfig | ||
| storageOperation.prepareStage(stream.id, stream.destinationSyncMode) | ||
| if (!disableTypeDedupe) { | ||
| storageOperation.createFinalNamespace(stream.id) | ||
| // Prepare final tables based on sync mode. | ||
| finalTmpTableSuffix = prepareFinalTable(destinationInitialStatus) | ||
| } else { | ||
| log.info { "Typing and deduping disabled, skipping final table initialization" } | ||
| finalTmpTableSuffix = NO_SUFFIX | ||
| } | ||
| updatedDestinationState = destinationInitialStatus.destinationState.withSoftReset(false) | ||
| } | ||
|
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| companion object { | ||
| private const val NO_SUFFIX = "" | ||
| private const val TMP_OVERWRITE_TABLE_SUFFIX = "_airbyte_tmp" | ||
| } | ||
|
|
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| private fun prepareFinalTable( | ||
| initialStatus: DestinationInitialStatus<DestinationState> | ||
| ): String { | ||
| val stream = initialStatus.streamConfig | ||
| // No special handling if final table doesn't exist, just create and return | ||
| if (!initialStatus.isFinalTablePresent) { | ||
| log.info { | ||
| "Final table does not exist for stream ${initialStatus.streamConfig.id.finalName}, creating." | ||
| } | ||
| storageOperation.createFinalTable(stream, NO_SUFFIX, false) | ||
| return NO_SUFFIX | ||
| } | ||
|
|
||
| log.info { "Final Table exists for stream ${stream.id.finalName}" } | ||
| // The table already exists. Decide whether we're writing to it directly, or | ||
| // using a tmp table. | ||
| when (stream.destinationSyncMode) { | ||
| DestinationSyncMode.OVERWRITE -> return prepareFinalTableForOverwrite(initialStatus) | ||
| DestinationSyncMode.APPEND, | ||
| DestinationSyncMode.APPEND_DEDUP -> { | ||
| if ( | ||
| initialStatus.isSchemaMismatch || | ||
| initialStatus.destinationState.needsSoftReset() | ||
| ) { | ||
| // We're loading data directly into the existing table. | ||
| // Make sure it has the right schema. | ||
| // Also, if a raw table migration wants us to do a soft reset, do that | ||
| // here. | ||
| log.info { "Executing soft-reset on final table of stream $stream" } | ||
| storageOperation.softResetFinalTable(stream) | ||
| } | ||
| return NO_SUFFIX | ||
| } | ||
| } | ||
| } | ||
|
|
||
| private fun prepareFinalTableForOverwrite( | ||
| initialStatus: DestinationInitialStatus<DestinationState> | ||
| ): String { | ||
| val stream = initialStatus.streamConfig | ||
| if (!initialStatus.isFinalTableEmpty || initialStatus.isSchemaMismatch) { | ||
| // overwrite an existing tmp table if needed. | ||
| storageOperation.createFinalTable(stream, TMP_OVERWRITE_TABLE_SUFFIX, true) | ||
| log.info { | ||
| "Using temp final table for table ${stream.id.finalName}, this will be overwritten at end of sync" | ||
| } | ||
| // We want to overwrite an existing table. Write into a tmp table. | ||
| // We'll overwrite the table at the | ||
| // end of the sync. | ||
| return TMP_OVERWRITE_TABLE_SUFFIX | ||
| } | ||
|
|
||
| log.info { | ||
| "Final Table for stream ${stream.id.finalName} is empty and matches the expected v2 format, writing to table directly" | ||
| } | ||
| return NO_SUFFIX | ||
| } | ||
|
|
||
| /** Write records will be destination type specific, Insert vs staging based on format */ | ||
| abstract override fun writeRecords( | ||
| streamConfig: StreamConfig, | ||
| stream: Stream<PartialAirbyteMessage> | ||
| ) | ||
|
|
||
| override fun finalizeTable(streamConfig: StreamConfig, syncSummary: StreamSyncSummary) { | ||
| // Delete staging directory, implementation will handle if it has to do it or not or a No-OP | ||
| storageOperation.cleanupStage(streamConfig.id) | ||
| if (disableTypeDedupe) { | ||
| log.info { | ||
| "Typing and deduping disabled, skipping final table finalization. " + | ||
| "Raw records can be found at ${streamConfig.id.rawNamespace}.${streamConfig.id.rawName}" | ||
| } | ||
| return | ||
| } | ||
|
|
||
| // Legacy logic that if recordsWritten or not tracked then it could be non-zero | ||
| val isNotOverwriteSync = streamConfig.destinationSyncMode != DestinationSyncMode.OVERWRITE | ||
| // Legacy logic that if recordsWritten or not tracked then it could be non-zero. | ||
| // But for OVERWRITE syncs, we don't need to look at old records. | ||
| val shouldRunTypingDeduping = | ||
| syncSummary.recordsWritten.map { it > 0 }.orElse(true) || | ||
| (initialRawTableStatus.hasUnprocessedRecords && isNotOverwriteSync) | ||
| if (!shouldRunTypingDeduping) { | ||
| log.info { | ||
| "Skipping typing and deduping for stream ${streamConfig.id.originalNamespace}.${streamConfig.id.originalName} " + | ||
| "because it had no records during this sync and no unprocessed records from a previous sync." | ||
| } | ||
| } else { | ||
| // In overwrite mode, we want to read all the raw records. Typically, this is equivalent | ||
| // to filtering on timestamp, but might as well be explicit. | ||
| val timestampFilter = | ||
| if (isNotOverwriteSync) { | ||
| initialRawTableStatus.maxProcessedTimestamp | ||
| } else { | ||
| Optional.empty() | ||
| } | ||
| storageOperation.typeAndDedupe(streamConfig, timestampFilter, finalTmpTableSuffix) | ||
| } | ||
|
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| // For overwrite, it's wasteful to do T+D, so we don't do soft-reset in prepare. Instead, we | ||
| // do | ||
| // type-dedupe | ||
| // on a suffixed table and do a swap here when we have to for schema mismatches | ||
| if ( | ||
| streamConfig.destinationSyncMode == DestinationSyncMode.OVERWRITE && | ||
| finalTmpTableSuffix.isNotBlank() | ||
| ) { | ||
| storageOperation.overwriteFinalTable(streamConfig, finalTmpTableSuffix) | ||
| } | ||
| } | ||
| } |
20 changes: 20 additions & 0 deletions
20
...duping/src/main/kotlin/io/airbyte/integrations/base/destination/operation/DefaultFlush.kt
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,20 @@ | ||
| /* | ||
| * Copyright (c) 2024 Airbyte, Inc., all rights reserved. | ||
| */ | ||
|
|
||
| package io.airbyte.integrations.base.destination.operation | ||
|
|
||
| import io.airbyte.cdk.integrations.destination.async.function.DestinationFlushFunction | ||
| import io.airbyte.cdk.integrations.destination.async.model.PartialAirbyteMessage | ||
| import io.airbyte.cdk.integrations.destination.operation.SyncOperation | ||
| import io.airbyte.protocol.models.v0.StreamDescriptor | ||
| import java.util.stream.Stream | ||
|
|
||
| class DefaultFlush( | ||
| override val optimalBatchSizeBytes: Long, | ||
| private val syncOperation: SyncOperation | ||
| ) : DestinationFlushFunction { | ||
| override fun flush(streamDescriptor: StreamDescriptor, stream: Stream<PartialAirbyteMessage>) { | ||
| syncOperation.flushStream(streamDescriptor, stream) | ||
| } | ||
| } |
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