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Support encryption and compression in disk store (#9454)
* Support encryption and compression in disk store Signed-off-by: Ferdinand Xu <[email protected]> * Address some comments * Address comments * Fix issue * Address discussion * Minor fix --------- Signed-off-by: Ferdinand Xu <[email protected]>
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sql-plugin/src/main/scala/com/nvidia/spark/rapids/RapidsSerializerManager.scala
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| Original file line number | Diff line number | Diff line change |
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| @@ -0,0 +1,87 @@ | ||
| /* | ||
| * Copyright (c) 2023, NVIDIA CORPORATION. | ||
| * | ||
| * Licensed under the Apache License, Version 2.0 (the "License"); | ||
| * you may not use this file except in compliance with the License. | ||
| * You may obtain a copy of the License at | ||
| * | ||
| * http://www.apache.org/licenses/LICENSE-2.0 | ||
| * | ||
| * Unless required by applicable law or agreed to in writing, software | ||
| * distributed under the License is distributed on an "AS IS" BASIS, | ||
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | ||
| * See the License for the specific language governing permissions and | ||
| * limitations under the License. | ||
| */ | ||
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| package com.nvidia.spark.rapids | ||
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| import java.io.{InputStream, OutputStream} | ||
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| import org.apache.spark.SparkConf | ||
| import org.apache.spark.io.CompressionCodec | ||
| import org.apache.spark.sql.rapids.TempSpillBufferId | ||
| import org.apache.spark.sql.rapids.execution.TrampolineUtil | ||
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| /** | ||
| * It's a wrapper of Spark's SerializerManager, which supports compression and encryption | ||
| * on data streams. | ||
| * For compression, it's turned on/off via seperated Rapids configurations and the underlying | ||
| * compression codec uses existing Spark's. | ||
| * For encryption, it's controlled by Spark's configuration to turn on/off. | ||
| * @param conf | ||
| */ | ||
| class RapidsSerializerManager (conf: SparkConf) { | ||
| private lazy val compressSpill = TrampolineUtil.isCompressSpill(conf) | ||
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| private lazy val serializerManager = if (conf | ||
| .getBoolean(RapidsConf.TEST_IO_ENCRYPTION.key,false)) { | ||
| TrampolineUtil.createSerializerManager(conf) | ||
| } else { | ||
| TrampolineUtil.getSerializerManager | ||
| } | ||
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| private lazy val compressionCodec: CompressionCodec = TrampolineUtil.createCodec(conf) | ||
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| // Whether it really goes through crypto streams replies on Spark configuration | ||
| // (e.g., `` `spark.io.encryption.enabled` ``) and the existence of crypto keys. | ||
| def wrapStream(bufferId: RapidsBufferId, s: OutputStream): OutputStream = { | ||
| if(isRapidsSpill(bufferId)) wrapForCompression(bufferId, wrapForEncryption(s)) else s | ||
| } | ||
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| def wrapStream(bufferId: RapidsBufferId, s: InputStream): InputStream = { | ||
| if(isRapidsSpill(bufferId)) wrapForCompression(bufferId, wrapForEncryption(s)) else s | ||
| } | ||
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| private[this] def wrapForCompression(bufferId: RapidsBufferId, s: InputStream): InputStream = { | ||
| if (shouldCompress(bufferId)) compressionCodec.compressedInputStream(s) else s | ||
| } | ||
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| private[this] def wrapForCompression(bufferId: RapidsBufferId, s: OutputStream): OutputStream = { | ||
| if (shouldCompress(bufferId)) compressionCodec.compressedOutputStream(s) else s | ||
| } | ||
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| private[this] def wrapForEncryption(s: InputStream): InputStream = { | ||
| if (serializerManager != null) serializerManager.wrapForEncryption(s) else s | ||
| } | ||
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| private[this] def wrapForEncryption(s: OutputStream): OutputStream = { | ||
| if (serializerManager != null) serializerManager.wrapForEncryption(s) else s | ||
| } | ||
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| def isRapidsSpill(bufferId: RapidsBufferId): Boolean = { | ||
| bufferId match { | ||
| case _: TempSpillBufferId => true | ||
| case _ => false | ||
| } | ||
| } | ||
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| private[this] def shouldCompress(bufferId: RapidsBufferId): Boolean = { | ||
| bufferId match { | ||
| case _: TempSpillBufferId => compressSpill | ||
| case _: ShuffleBufferId | _: ShuffleReceivedBufferId => false | ||
| case _ => false | ||
| } | ||
| } | ||
| } |
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