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Posted to commits@ozone.apache.org by sz...@apache.org on 2022/05/24 16:27:18 UTC

[ozone] branch HDDS-4454 updated (56f7976035 -> 185a28cedf)

This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a change to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git


    omit 56f7976035 HDDS-6592. [Ozone-Streaming] Fix ContainerStateMachine#applyTransaction assert error (#3315)
    omit 165158cc61 HDDS-5666. Add option to createKey via streaming api in Freon (#2574)
    omit 1ee1a9e62f HDDS-6500. [Ozone-Streaming] Buffer the PutBlockRequest at the end of the stream. (#3229)
    omit 8995a692c2 HDDS-6137. [Ozone-Streaming] Refactor KeyDataStreamOutput. (#3195)
    omit a53f57199d HDDS-5798. [Ozone-Streaming] Setup TlsConf parameters. (#3207)
    omit 1b559fe471 HDDS-6461. Update Ratis version to 2.3.0-da5d868-SNAPSHOT. (#3205)
    omit 4ada8072ff HDDS-6388. [Ozone-Streaming] Streaming write support both pipeline model and star model (#3145)
    omit fac96466c8 HDDS-6355. [Ozone-Streaming] Fix CheckStyle problem (#3119)
    omit 7a6ed81645 HDDS-6229. [Ozone-Streaming] Data Channel abstraction on datanode (#3023)
    omit 07d88767bd HDDS-6282. Fix BlockDataStreamOutput#doFlushIfNeeded NPE (#3060)
    omit 5932655dcc HDDS-5487. [Ozone-Streaming] BlockDataStreamOutput support FlushDelay.  (#3002)
    omit ed6a76185c HDDS-6298. Add XceiverServerRatis stream config (#3070)
    omit 60fedb00f0 HDDS-6138.[Ozone-Streaming] Define a limit on the size of the retry bufferList. (#2946)
    omit c7e4ad51a8 HDDS-6281. Update ratis version to 2.3.0-94db58b-SNAPSHOT version (#3059)
    omit 239ed3eae3 HDDS-6178. [Ozone-Streaming] Fix NPE in HDDS-6139. (#2984)
    omit 159985138a HDDS-6139. [Ozone-Streaming] Fix incorrect computation of totalAckDataLength. (#2978)
    omit 35ae290054 HDDS-6130. [Ozone-Streaming]  When releaseBuffers will get “Couldn 't find the required future” (#2939)
    omit 40cf7e9fe7 HDDS-6039. Define a minimum packet size during streaming writes. (#2883)
    omit de79a783b5 HDDS-5851. [Ozone-Streaming] Define a PutBlock/maxBuffer fixed boundary for streaming writes. (#2866)
    omit 6608f39c7a HDDS-5743. [Ozone-Streaming] Add option to write files via streaming api in ofs and o3fs. (#2770)
    omit be48e28991 HDDS-5879. [Ozone-Streaming] OzoneBucket add the createMultipartStreamKey method (#2760)
    omit 628a7a4010 HDDS-5961. [Ozone-Streaming] update the usage space of Containers in the stream write (#2833)
    omit 9c71a2522a HDDS-5987. [Ozone-Streaming] Add XceiverClientRatis stream config (#2841)
    omit 888f948e8c HDDS-5763. Provide an Executor for each LocalStream in ContainerStateMachine (#2782)
    omit d6b3b5c8f0 HDDS-5895. [Ozone-Streaming] Make raft.server.data-stream.client.pool.size configurable (#2766)
    omit 47bcdf7d3f HDDS-5674.[Ozone-Streaming] Handle client retries on exception (#2701)
    omit 532d9a34a3 HDDS-5849. [Ozone-Streaming]Write exceptions occur after checksum is enabled (#2729)
    omit c210ad42e4 HDDS-5486. [Ozone-Streaming] Streaming supports writing in Pipline mode (#2682)
    omit 170c2d929e HDDS-5742. Avoid unnecessary Bytebuffer conversions (#2673)
    omit 6c1f954481 HDDS-5705. [Ozone-Streaming] Change ByteBufStreamOutput to ByteBufferStreamOutput (#2603)
    omit ebae76879e HDDS-5599.  [Ozone-Streaming]drop BufferPool and ChunkBuffer to avoid buffer copying (#2557)
    omit 5f2d2e973c HDDS-5488. [Ozone-Streaming] Add a new BlockOutputStream/KeyOutputStream to support streaming api (#2495)
    omit 354cc3e3a1 HDDS-5480. [Ozone-Streaming] Client and server should support stream setup. (#2452)
    omit c6a242e815 HDDS-5481. Fix stream() and link() method in ContainerStateMachine. (#2451)
    omit 7921b79095 HDDS-5452. Add link method to ContainerStateMachine for Ratis streaming (#2422)
    omit 2f128b9ac4 HDDS-5366.  [Ozone-Streaming] Implement stream method to ContainerStateMachine. (#2358).  Contributed by mingchao zhao
     add 3b66583c6f HDDS-6560. Add general Grafana dashboard (#3285)
     add a6afe188fd HDDS-6630. Explicitly remove node after being chosen (#3332)
     add 4046150447 HDDS-6730. Migrate tests in hdds-tools to JUnit5 (#3402)
     add f131de5f99 HDDS-5919. In kubernetes OM HA has circular dependency on service availability (#3185)
     add 340f5661e4 HDDS-6731. Migrate simple tests in hdds-server-framework to JUnit5 (#3412)
     add 690b3cd338 HDDS-6748. Intermittent timeout in TestECBlockReconstructedInputStream#testReadDataWithUnbuffer (#3416)
     add ed470082e6 HDDS-6742. Audit operation category mismatch (#3407)
     add 71b4feb0ba HDDS-6657. Improve Ozone integrated Ranger configuration instructions (#3365)
     add fb0917328b HDDS-6749. SCM includes itself as peer in addSCM request (#3413)
     add 5ba03daab7 HDDS-6750. Migrate simple tests in hdds-server-scm to JUnit5 (#3417)
     add 44cf924f4d HDDS-6660: EC: Add the DN side Reconstruction Handler class. (#3399)
     add e169d71467 HDDS-6737. Migrate parameterized tests in hdds-server-framework to JUnit5 (#3414)
     add a26ad30f6b HDDS-6596. EC: Support ListBlock from CoordinatorDN (#3410)
     add f328aa033b HDDS-6491. Support FSO keys in getExpiredOpenKeys (#3226)
     add 1067d353c0 HDDS-6650. S3MultipartUpload support update bucket usedNamespace. (#3404)
     add d5e2b758f0 HDDS-6738. Migrate tests with rules in hdds-server-framework to JUnit5 (#3415)
     add 78a018814c HDDS-6744. EC: ReplicationManager - create ContainerReplicaPendingOps class and integrate with ContainerManager (#3425)
     add d6ece18f28 HDDS-6097. Upgrade to Ratis 2.3.0, gRPC 1.44.0, Netty 4.1.74 (#3433)
     add 6cf05906ef HDDS-6777. Upgrade JUnit 5 to 5.8.2 (#3437)
     add a6994b2d87 HDDS-6787. Bump gson to 2.8.9 (#3441)
     add 2b8c4b7324 HDDS-6779. Register metricSink after initialization in S3 Gateway (#3436)
     add fee0de9dd4 HDDS-6784. Missing close() for two RocksDB table iterators (#3440)
     add 51ee649a15 HDDS-6778. Bump Guava to 31.1 (#3435)
     add be1180f4b1 HDDS-6786. Bad value for metric NumBytesCommittedCount in testContainerStateMachineMetrics (#3443)
     add ddb1fe24ab HDDS-6756. NPE raised by RpcClient if ServiceInfo certificates empty (#3428)
     add c01fc7907a HDDS-6674. Create compat acceptance split (#3369)
     add 4f35293124 HDDS-6765. Get snapshot of write OMLockMetrics (#3427)
     add 377be9644f HDDS-6476. Support FSO in OMOpenKeysDeleteRequest and Response (#3233)
     add 77e53623ac HDDS-6648. Fix the inconsistency between network-topology-default.xml and network-topology-default.yaml(#3350)
     new 89dccf224f HDDS-5366.  [Ozone-Streaming] Implement stream method to ContainerStateMachine. (#2358).  Contributed by mingchao zhao
     new 9518dcf568 HDDS-5452. Add link method to ContainerStateMachine for Ratis streaming (#2422)
     new 6f9ef072bc HDDS-5481. Fix stream() and link() method in ContainerStateMachine. (#2451)
     new 968d1f1ac8 HDDS-5480. [Ozone-Streaming] Client and server should support stream setup. (#2452)
     new a4ef7a6d50 HDDS-5488. [Ozone-Streaming] Add a new BlockOutputStream/KeyOutputStream to support streaming api (#2495)
     new b19f749926 HDDS-5599.  [Ozone-Streaming]drop BufferPool and ChunkBuffer to avoid buffer copying (#2557)
     new 05b1910e2a HDDS-5705. [Ozone-Streaming] Change ByteBufStreamOutput to ByteBufferStreamOutput (#2603)
     new 0309d29aae HDDS-5742. Avoid unnecessary Bytebuffer conversions (#2673)
     new a96e868eb8 HDDS-5486. [Ozone-Streaming] Streaming supports writing in Pipline mode (#2682)
     new 4e6fd1f578 HDDS-5849. [Ozone-Streaming]Write exceptions occur after checksum is enabled (#2729)
     new 37f5385c87 HDDS-5674.[Ozone-Streaming] Handle client retries on exception (#2701)
     new 54cd1fe8cd HDDS-5895. [Ozone-Streaming] Make raft.server.data-stream.client.pool.size configurable (#2766)
     new 659397a1da HDDS-5763. Provide an Executor for each LocalStream in ContainerStateMachine (#2782)
     new ad9d281225 HDDS-5987. [Ozone-Streaming] Add XceiverClientRatis stream config (#2841)
     new 4871da7d8e HDDS-5961. [Ozone-Streaming] update the usage space of Containers in the stream write (#2833)
     new d159210cbb HDDS-5879. [Ozone-Streaming] OzoneBucket add the createMultipartStreamKey method (#2760)
     new 49564be02a HDDS-5743. [Ozone-Streaming] Add option to write files via streaming api in ofs and o3fs. (#2770)
     new 2ef3b47fcf HDDS-5851. [Ozone-Streaming] Define a PutBlock/maxBuffer fixed boundary for streaming writes. (#2866)
     new ad505bc02e HDDS-6039. Define a minimum packet size during streaming writes. (#2883)
     new 6cd0e89dad HDDS-6130. [Ozone-Streaming]  When releaseBuffers will get “Couldn 't find the required future” (#2939)
     new b36004cca7 HDDS-6139. [Ozone-Streaming] Fix incorrect computation of totalAckDataLength. (#2978)
     new f1dba712e3 HDDS-6178. [Ozone-Streaming] Fix NPE in HDDS-6139. (#2984)
     new 6f32ef6bdc HDDS-6281. Update ratis version to 2.3.0-94db58b-SNAPSHOT version (#3059)
     new 5dce655fdf HDDS-6138.[Ozone-Streaming] Define a limit on the size of the retry bufferList. (#2946)
     new a793f3a003 HDDS-6298. Add XceiverServerRatis stream config (#3070)
     new 84eb68320c HDDS-5487. [Ozone-Streaming] BlockDataStreamOutput support FlushDelay.  (#3002)
     new b09515f7bb HDDS-6282. Fix BlockDataStreamOutput#doFlushIfNeeded NPE (#3060)
     new f5290d312c HDDS-6229. [Ozone-Streaming] Data Channel abstraction on datanode (#3023)
     new aace239b72 HDDS-6355. [Ozone-Streaming] Fix CheckStyle problem (#3119)
     new ad5668e280 HDDS-6388. [Ozone-Streaming] Streaming write support both pipeline model and star model (#3145)
     new df4c12abf5 HDDS-6461. Update Ratis version to 2.3.0-da5d868-SNAPSHOT. (#3205)
     new a194579f9c HDDS-5798. [Ozone-Streaming] Setup TlsConf parameters. (#3207)
     new bfb9216b5e HDDS-6137. [Ozone-Streaming] Refactor KeyDataStreamOutput. (#3195)
     new f5175dbd2d HDDS-6500. [Ozone-Streaming] Buffer the PutBlockRequest at the end of the stream. (#3229)
     new 01ffcc2ccb HDDS-5666. Add option to createKey via streaming api in Freon (#2574)
     new 185a28cedf HDDS-6592. [Ozone-Streaming] Fix ContainerStateMachine#applyTransaction assert error (#3315)

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Summary of changes:
 .github/workflows/post-commit.yml                  |    1 +
 .../io/TestECBlockReconstructedInputStream.java    |    4 +-
 .../org/apache/hadoop/hdds/scm/ha/SCMHAUtils.java  |    8 +-
 .../hdds/scm/storage/ContainerProtocolCalls.java   |   46 +
 .../org/apache/hadoop/ozone/OzoneConfigKeys.java   |   10 +
 .../java/org/apache/hadoop/ozone/ha/ConfUtils.java |   11 -
 .../apache/hadoop/ozone/util/OzoneNetUtils.java    |  117 +
 .../main/resources/network-topology-default.yaml   |   26 +-
 .../common/src/main/resources/ozone-default.xml    |   21 +
 .../org/apache/hadoop/hdds/scm/TestSCMHAUtils.java |   54 +
 .../hadoop/hdds/scm/net/TestYamlSchemaLoader.java  |   13 +
 .../apache/hadoop/ozone/ha/TestOzoneNetUtils.java} |   24 +-
 .../apache/hadoop/ozone/HddsDatanodeService.java   |    3 +
 .../common/statemachine/DatanodeStateMachine.java  |    9 +
 .../ReconstructECContainersCommandHandler.java     |   78 +
 .../server/ratis/ContainerStateMachine.java        |    2 +-
 .../ECReconstructionCommandInfo.java               |   82 +
 .../ECReconstructionCoordinatorTask.java           |   52 +
 .../reconstruction/ECReconstructionSupervisor.java |   72 +
 .../container/ec/reconstruction}/package-info.java |    5 +-
 .../commands/ReconstructECContainersCommand.java   |    5 +-
 .../TestECReconstructionSupervisor.java            |   53 +
 .../docs/content/security/SecurityWithRanger.md    |    7 +
 .../docs/content/security/SecurityWithRanger.zh.md |    9 +-
 hadoop-hdds/framework/pom.xml                      |    4 +
 .../SCMBlockLocationFailoverProxyProvider.java     |    3 +
 .../exceptions/TestSCMExceptionResultCodes.java    |   19 +-
 .../token/TestOzoneBlockTokenIdentifier.java       |   16 +-
 .../hdds/security/token/TokenVerifierTests.java    |    4 +-
 .../certificate/authority/TestDefaultCAServer.java |   40 +-
 .../certificate/authority/TestDefaultProfile.java  |   22 +-
 .../client/TestCertificateClientInit.java          |   73 +-
 .../client/TestDefaultCertificateClient.java       |   60 +-
 .../x509/certificate/utils/TestCRLCodec.java       |   26 +-
 .../certificate/utils/TestCertificateCodec.java    |   41 +-
 .../certificates/TestCertificateSignRequest.java   |   60 +-
 .../x509/certificates/TestRootCertificate.java     |   68 +-
 .../security/x509/keys/TestHDDSKeyGenerator.java   |   14 +-
 .../hdds/security/x509/keys/TestKeyCodec.java      |   49 +-
 .../apache/hadoop/hdds/server/TestJsonUtils.java   |    8 +-
 .../apache/hadoop/hdds/server/TestServerUtils.java |   28 +-
 .../hadoop/hdds/server/events/TestEventQueue.java  |   28 +-
 .../hdds/server/events/TestEventQueueChain.java    |    2 +-
 .../hdds/server/events/TestEventWatcher.java       |   46 +-
 .../hdds/server/http/TestBaseHttpServer.java       |    8 +-
 .../hadoop/hdds/server/http/TestHtmlQuoting.java   |   31 +-
 .../hdds/server/http/TestHttpRequestLog.java       |   16 +-
 .../server/http/TestHttpRequestLogAppender.java    |   12 +-
 .../hadoop/hdds/server/http/TestHttpServer2.java   |    4 +-
 .../hdds/server/http/TestProfileServlet.java       |   39 +-
 .../server/http/TestPrometheusMetricsSink.java     |   47 +-
 .../server/http/TestRatisDropwizardExports.java    |   13 +-
 .../hdds/server/http/TestRatisNameRewrite.java     |   65 +-
 .../hadoop/hdds/utils/db/TestDBConfigFromFile.java |   33 +-
 .../hadoop/hdds/utils/db/TestDBStoreBuilder.java   |   94 +-
 .../apache/hadoop/hdds/utils/db/TestRDBStore.java  |  224 +-
 .../hadoop/hdds/utils/db/TestRDBStoreIterator.java |   20 +-
 .../hadoop/hdds/utils/db/TestRDBTableStore.java    |  129 +-
 .../hdds/utils/db/TestTypedRDBTableStore.java      |   78 +-
 .../hadoop/hdds/utils/db/cache/TestTableCache.java |  237 +-
 .../hadoop/hdds/scm/SCMCommonPlacementPolicy.java  |    1 +
 .../hdds/scm/container/ContainerManagerImpl.java   |   16 +-
 .../container/replication/ContainerReplicaOp.java  |   63 +
 .../replication/ContainerReplicaPendingOps.java    |  227 ++
 .../container/replication/ReplicationManager.java  |    5 +-
 .../apache/hadoop/hdds/scm/ha/HASecurityUtils.java |    2 +-
 .../hadoop/hdds/scm/ha/SCMHANodeDetails.java       |   12 +-
 .../hadoop/hdds/scm/ha/SequenceIdGenerator.java    |   15 +-
 .../hdds/scm/server/SCMBlockProtocolServer.java    |    4 +-
 .../hdds/scm/server/SCMClientProtocolServer.java   |   10 +-
 .../hdds/scm/server/StorageContainerManager.java   |   11 +-
 .../scm/server/StorageContainerManagerStarter.java |    3 +
 .../hdds/scm/TestSCMCommonPlacementPolicy.java     |   75 +
 .../hadoop/hdds/scm/block/TestBlockManager.java    |    6 +-
 .../hadoop/hdds/scm/block/TestDeletedBlockLog.java |   48 +-
 .../command/TestCommandStatusReportHandler.java    |   10 +-
 .../container/TestCloseContainerEventHandler.java  |   33 +-
 .../scm/container/TestContainerActionsHandler.java |    2 +-
 .../scm/container/TestContainerManagerImpl.java    |  103 +-
 .../scm/container/TestContainerReportHandler.java  |   26 +-
 .../scm/container/TestContainerStateManager.java   |   18 +-
 .../TestIncrementalContainerReportHandler.java     |   34 +-
 .../hdds/scm/container/TestReplicationManager.java |  440 ++--
 .../scm/container/TestUnknownContainerReport.java  |   10 +-
 .../container/balancer/TestFindTargetStrategy.java |   26 +-
 .../algorithms/TestContainerPlacementFactory.java  |   37 +-
 .../TestContainerPlacementStatusDefault.java       |    8 +-
 .../TestSCMContainerPlacementCapacity.java         |   28 +-
 .../TestSCMContainerPlacementRandom.java           |   36 +-
 .../TestContainerReplicaPendingOps.java            |  226 ++
 .../replication/TestReplicationManagerMetrics.java |   26 +-
 .../states/TestContainerReplicaCount.java          |   12 +-
 .../states/TestECContainerReplicaCount.java        |  162 +-
 .../hdds/scm/ha/TestReplicationAnnotation.java     |   20 +-
 .../apache/hadoop/hdds/scm/ha/TestSCMContext.java  |   10 +-
 .../hadoop/hdds/scm/ha/TestSCMHAConfiguration.java |   74 +-
 .../hadoop/hdds/scm/ha/TestSCMRatisRequest.java    |   30 +-
 .../hadoop/hdds/scm/ha/TestSCMRatisResponse.java   |   25 +-
 .../hadoop/hdds/scm/ha/TestSCMServiceManager.java  |    6 +-
 .../hdds/scm/ha/TestSequenceIDGenerator.java       |   76 +-
 .../ha/TestStatefulServiceStateManagerImpl.java    |   14 +-
 .../hadoop/hdds/scm/ha/io/TestBigIntegerCodec.java |    6 +-
 .../hdds/scm/ha/io/TestX509CertificateCodec.java   |   13 +-
 .../hdds/scm/metadata/TestPipelineIDCodec.java     |    6 +-
 .../scm/node/TestCommandQueueReportHandler.java    |   13 +-
 .../hdds/scm/node/TestContainerPlacement.java      |    7 +-
 .../hdds/scm/node/TestDatanodeAdminMonitor.java    |   15 +-
 .../hadoop/hdds/scm/node/TestDeadNodeHandler.java  |   38 +-
 .../hdds/scm/node/TestNodeDecommissionManager.java |   10 +-
 .../hdds/scm/node/TestNodeReportHandler.java       |   22 +-
 .../hadoop/hdds/scm/node/TestNodeStateManager.java |   25 +-
 .../hadoop/hdds/scm/node/TestStatisticsUpdate.java |   28 +-
 .../hdds/scm/node/states/TestNodeStateMap.java     |   12 +-
 .../pipeline/TestBackgroundPipelineScrubber.java   |   14 +-
 .../hdds/scm/pipeline/TestECPipelineProvider.java  |   28 +-
 .../scm/pipeline/TestPipelineActionHandler.java    |    2 +-
 .../hdds/scm/pipeline/TestPipelineManagerImpl.java |  181 +-
 .../scm/pipeline/TestPipelineStateManagerImpl.java |   78 +-
 .../hdds/scm/pipeline/TestPipelineStateMap.java    |   12 +-
 .../scm/pipeline/TestRatisPipelineProvider.java    |   32 +-
 .../scm/pipeline/TestSimplePipelineProvider.java   |   44 +-
 .../pipeline/TestWritableECContainerProvider.java  |   18 +-
 .../TestPipelineChoosePolicyFactory.java           |   14 +-
 .../choose/algorithms/TestLeaderChoosePolicy.java  |   26 +-
 .../safemode/TestHealthyPipelineSafeModeRule.java  |   12 +-
 .../scm/server/TestSCMBlockProtocolServer.java     |   22 +-
 .../hdds/scm/server/TestSCMContainerMetrics.java   |    2 +-
 .../server/TestSCMDatanodeHeartbeatDispatcher.java |   24 +-
 .../server/TestStorageContainerManagerStarter.java |   18 +-
 .../ozone/container/common/TestEndPoint.java       |   84 +-
 .../placement/TestContainerPlacement.java          |   10 +-
 .../container/placement/TestDatanodeMetrics.java   |    6 +-
 .../hadoop/ozone/scm/node/TestSCMNodeMetrics.java  |   31 +-
 .../hdds/scm/cli/container/TestInfoSubCommand.java |   38 +-
 .../scm/cli/container/TestReportSubCommand.java    |   20 +-
 .../datanode/TestContainerBalancerSubCommand.java  |   14 +-
 .../cli/datanode/TestDecommissionSubCommand.java   |   16 +-
 .../scm/cli/datanode/TestListInfoSubcommand.java   |   14 +-
 .../cli/datanode/TestMaintenanceSubCommand.java    |   16 +-
 .../cli/datanode/TestRecommissionSubCommand.java   |   14 +-
 .../scm/cli/datanode/TestUsageInfoSubcommand.java  |   30 +-
 .../cli/pipeline/TestListPipelinesSubCommand.java  |   60 +-
 .../apache/hadoop/ozone/client/rpc/RpcClient.java  |    9 +
 .../apache/hadoop/ozone/om/lock/OMLockMetrics.java |    2 +
 .../hadoop/ozone/om/lock/TestOzoneManagerLock.java |   23 +
 hadoop-ozone/csi/pom.xml                           |    1 +
 .../dashboards/Ozone - Overall Metrics.json        | 2591 ++++++++++++++++++++
 .../dist/src/main/compose/compatibility/test.sh    |    2 +
 hadoop-ozone/dist/src/main/compose/ozone/README.md |    3 +-
 .../dist/src/main/compose/ozone/prometheus.yml     |   11 +
 hadoop-ozone/dist/src/main/compose/upgrade/test.sh |    2 +
 hadoop-ozone/dist/src/main/compose/xcompat/test.sh |    2 +
 hadoop-ozone/dist/src/main/license/bin/LICENSE.txt |    4 +-
 hadoop-ozone/dist/src/main/license/jar-report.txt  |    4 +-
 .../hdds/scm/storage/TestContainerCommandsEC.java  |  255 ++
 .../hadoop/ozone/om/TestOzoneManagerPrepare.java   |    4 +
 .../src/main/proto/OmClientProtocol.proto          |    2 +-
 .../apache/hadoop/ozone/om/OMMetadataManager.java  |    8 +-
 .../org/apache/hadoop/ozone/om/KeyManager.java     |   10 +-
 .../org/apache/hadoop/ozone/om/KeyManagerImpl.java |    8 +-
 .../hadoop/ozone/om/OmMetadataManagerImpl.java     |   67 +-
 .../hadoop/ozone/om/OpenKeyCleanupService.java     |    3 +-
 .../org/apache/hadoop/ozone/om/OzoneManager.java   |   78 +-
 .../hadoop/ozone/om/OzoneManagerStarter.java       |    3 +
 .../apache/hadoop/ozone/om/ha/OMHANodeDetails.java |   12 +-
 .../om/request/key/OMOpenKeysDeleteRequest.java    |    5 +-
 .../S3MultipartUploadCompleteRequest.java          |   15 +-
 .../om/response/key/OMOpenKeysDeleteResponse.java  |   14 +-
 .../hadoop/ozone/om/TestOmMetadataManager.java     |  107 +-
 .../request/key/TestOMOpenKeysDeleteRequest.java   |  267 +-
 .../TestS3MultipartUploadCompleteRequest.java      |    8 +
 .../response/key/TestOMOpenKeysDeleteResponse.java |   50 +-
 .../org/apache/hadoop/ozone/recon/ReconServer.java |    3 +
 .../ozone/recon/scm/ReconContainerManager.java     |    7 +-
 .../scm/ReconStorageContainerManagerFacade.java    |    7 +-
 .../scm/AbstractReconContainerManagerTest.java     |    8 +-
 .../java/org/apache/hadoop/ozone/s3/Gateway.java   |    5 +-
 pom.xml                                            |   20 +-
 178 files changed, 6701 insertions(+), 2357 deletions(-)
 create mode 100644 hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/util/OzoneNetUtils.java
 create mode 100644 hadoop-hdds/common/src/test/java/org/apache/hadoop/hdds/scm/TestSCMHAUtils.java
 copy hadoop-hdds/common/src/{main/java/org/apache/hadoop/ozone/ha/package-info.java => test/java/org/apache/hadoop/ozone/ha/TestOzoneNetUtils.java} (57%)
 create mode 100644 hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/statemachine/commandhandler/ReconstructECContainersCommandHandler.java
 create mode 100644 hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/ec/reconstruction/ECReconstructionCommandInfo.java
 create mode 100644 hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/ec/reconstruction/ECReconstructionCoordinatorTask.java
 create mode 100644 hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/ec/reconstruction/ECReconstructionSupervisor.java
 copy hadoop-hdds/{server-scm/src/test/java/org/apache/hadoop/hdds/scm => container-service/src/main/java/org/apache/hadoop/ozone/container/ec/reconstruction}/package-info.java (93%)
 create mode 100644 hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/ec/reconstruction/TestECReconstructionSupervisor.java
 create mode 100644 hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/container/replication/ContainerReplicaOp.java
 create mode 100644 hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/container/replication/ContainerReplicaPendingOps.java
 create mode 100644 hadoop-hdds/server-scm/src/test/java/org/apache/hadoop/hdds/scm/TestSCMCommonPlacementPolicy.java
 create mode 100644 hadoop-hdds/server-scm/src/test/java/org/apache/hadoop/hdds/scm/container/replication/TestContainerReplicaPendingOps.java
 create mode 100644 hadoop-ozone/dist/src/main/compose/common/grafana/dashboards/Ozone - Overall Metrics.json
 create mode 100644 hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/hdds/scm/storage/TestContainerCommandsEC.java


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[ozone] 30/36: HDDS-6388. [Ozone-Streaming] Streaming write support both pipeline model and star model (#3145)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit ad5668e2803b4f1797a56e67e9cf014e812e30b5
Author: micah zhao <mi...@tencent.com>
AuthorDate: Wed Mar 2 23:26:48 2022 +0800

    HDDS-6388. [Ozone-Streaming] Streaming write support both pipeline model and star model (#3145)
---
 .../org/apache/hadoop/hdds/scm/OzoneClientConfig.java     | 15 +++++++++++++++
 .../hadoop/hdds/scm/storage/BlockDataStreamOutput.java    | 13 ++++++++++---
 2 files changed, 25 insertions(+), 3 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java
index ffc4a3ef5a..fd3ab4751f 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java
@@ -89,6 +89,13 @@ public class OzoneClientConfig {
       tags = ConfigTag.CLIENT)
   private long streamWindowSize = 64 * 1024 * 1024;
 
+  @Config(key = "datastream.pipeline.mode",
+      defaultValue = "true",
+      description = "Streaming write support both pipeline mode(datanode1->" +
+          "datanode2->datanode3) and star mode(datanode1->datanode2, " +
+          "datanode1->datanode3). By default we use pipeline mode.",
+      tags = ConfigTag.CLIENT)
+  private boolean datastreamPipelineMode = true;
 
   @Config(key = "stream.buffer.increment",
       defaultValue = "0B",
@@ -355,4 +362,12 @@ public class OzoneClientConfig {
   public int getEcReconstructStripeReadPoolLimit() {
     return ecReconstructStripeReadPoolLimit;
   }
+
+  public boolean isDatastreamPipelineMode() {
+    return datastreamPipelineMode;
+  }
+
+  public void setDatastreamPipelineMode(boolean datastreamPipelineMode) {
+    this.datastreamPipelineMode = datastreamPipelineMode;
+  }
 }
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index 8b3e32cf41..3df5eb0e12 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -137,6 +137,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
   private XceiverClientMetrics metrics;
   // buffers for which putBlock is yet to be executed
   private List<StreamBuffer> buffersForPutBlock;
+  private boolean isDatastreamPipelineMode;
   /**
    * Creates a new BlockDataStreamOutput.
    *
@@ -154,6 +155,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
   ) throws IOException {
     this.xceiverClientFactory = xceiverClientManager;
     this.config = config;
+    this.isDatastreamPipelineMode = config.isDatastreamPipelineMode();
     this.blockID = new AtomicReference<>(blockID);
     KeyValue keyValue =
         KeyValue.newBuilder().setKey("TYPE").setValue("KEY").build();
@@ -203,9 +205,14 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     ContainerCommandRequestMessage message =
         ContainerCommandRequestMessage.toMessage(builder.build(), null);
 
-    return Preconditions.checkNotNull(xceiverClient.getDataStreamApi())
-    .stream(message.getContent().asReadOnlyByteBuffer(),
-        getRoutingTable(pipeline));
+    if (isDatastreamPipelineMode) {
+      return Preconditions.checkNotNull(xceiverClient.getDataStreamApi())
+          .stream(message.getContent().asReadOnlyByteBuffer(),
+              getRoutingTable(pipeline));
+    } else {
+      return Preconditions.checkNotNull(xceiverClient.getDataStreamApi())
+          .stream(message.getContent().asReadOnlyByteBuffer());
+    }
   }
 
   public RoutingTable getRoutingTable(Pipeline pipeline) {


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[ozone] 36/36: HDDS-6592. [Ozone-Streaming] Fix ContainerStateMachine#applyTransaction assert error (#3315)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 185a28cedfb8e20e5880acca7b2897ad679da2ac
Author: hao guo <gu...@360.cn>
AuthorDate: Mon Apr 18 11:28:27 2022 +0800

    HDDS-6592. [Ozone-Streaming] Fix ContainerStateMachine#applyTransaction assert error (#3315)
---
 .../container/common/transport/server/ratis/ContainerStateMachine.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
index b9707e5af2..f6f5a99927 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
@@ -879,7 +879,8 @@ public class ContainerStateMachine extends BaseStateMachine {
         builder.setStage(DispatcherContext.WriteChunkStage.COMMIT_DATA);
       }
       if (cmdType == Type.WriteChunk || cmdType == Type.PutSmallFile
-          || cmdType == Type.PutBlock || cmdType == Type.CreateContainer) {
+          || cmdType == Type.PutBlock || cmdType == Type.CreateContainer
+          || cmdType == Type.StreamInit) {
         builder.setContainer2BCSIDMap(container2BCSIDMap);
       }
       CompletableFuture<Message> applyTransactionFuture =


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[ozone] 28/36: HDDS-6229. [Ozone-Streaming] Data Channel abstraction on datanode (#3023)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit f5290d312cf1d1cf7b8b8996716660006bc385bb
Author: hao guo <gu...@360.cn>
AuthorDate: Tue Feb 15 23:35:46 2022 +0800

    HDDS-6229. [Ozone-Streaming] Data Channel abstraction on datanode (#3023)
---
 .../keyvalue/impl/KeyValueStreamDataChannel.java   | 56 ++--------------------
 ...DataChannel.java => StreamDataChannelBase.java} | 39 ++++++++-------
 2 files changed, 27 insertions(+), 68 deletions(-)

diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java
index c0570f5d4d..14ead4ea86 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java
@@ -22,69 +22,21 @@ import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos;
 import org.apache.hadoop.hdds.scm.container.common.helpers.StorageContainerException;
 import org.apache.hadoop.ozone.container.common.helpers.ContainerMetrics;
 import org.apache.hadoop.ozone.container.common.impl.ContainerData;
-import org.apache.ratis.statemachine.StateMachine;
 
 import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.RandomAccessFile;
-import java.nio.ByteBuffer;
 
 /**
  * This class is used to get the DataChannel for streaming.
  */
-class KeyValueStreamDataChannel implements StateMachine.DataChannel {
-  private final RandomAccessFile randomAccessFile;
-  private final File file;
-
-  private final ContainerData containerData;
-  private final ContainerMetrics metrics;
-
+class KeyValueStreamDataChannel extends StreamDataChannelBase {
   KeyValueStreamDataChannel(File file, ContainerData containerData,
                             ContainerMetrics metrics)
       throws StorageContainerException {
-    try {
-      this.file = file;
-      this.randomAccessFile = new RandomAccessFile(file, "rw");
-    } catch (FileNotFoundException e) {
-      throw new StorageContainerException("BlockFile not exists with " +
-          "container Id " + containerData.getContainerID() +
-          " file " + file.getAbsolutePath(),
-          ContainerProtos.Result.IO_EXCEPTION);
-    }
-    this.containerData = containerData;
-    this.metrics = metrics;
-  }
-
-  @Override
-  public void force(boolean metadata) throws IOException {
-    randomAccessFile.getChannel().force(metadata);
-  }
-
-  @Override
-  public int write(ByteBuffer src) throws IOException {
-    int writeBytes = randomAccessFile.getChannel().write(src);
-    metrics
-        .incContainerBytesStats(ContainerProtos.Type.StreamWrite, writeBytes);
-    containerData.updateWriteStats(writeBytes, false);
-    return writeBytes;
-  }
-
-  @Override
-  public boolean isOpen() {
-    return randomAccessFile.getChannel().isOpen();
-  }
-
-  @Override
-  public void close() throws IOException {
-    randomAccessFile.close();
+    super(file, containerData, metrics);
   }
 
   @Override
-  public String toString() {
-    return "KeyValueStreamDataChannel{" +
-        "File=" + file.getAbsolutePath() +
-        ", containerID=" + containerData.getContainerID() +
-        '}';
+  ContainerProtos.Type getType() {
+    return ContainerProtos.Type.StreamWrite;
   }
 }
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/StreamDataChannelBase.java
similarity index 77%
copy from hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java
copy to hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/StreamDataChannelBase.java
index c0570f5d4d..b31e2ccbf4 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/StreamDataChannelBase.java
@@ -29,19 +29,21 @@ import java.io.FileNotFoundException;
 import java.io.IOException;
 import java.io.RandomAccessFile;
 import java.nio.ByteBuffer;
+import java.nio.channels.FileChannel;
 
 /**
- * This class is used to get the DataChannel for streaming.
+ * For write state machine data.
  */
-class KeyValueStreamDataChannel implements StateMachine.DataChannel {
+abstract class StreamDataChannelBase implements StateMachine.DataChannel {
   private final RandomAccessFile randomAccessFile;
+
   private final File file;
 
   private final ContainerData containerData;
   private final ContainerMetrics metrics;
 
-  KeyValueStreamDataChannel(File file, ContainerData containerData,
-                            ContainerMetrics metrics)
+  StreamDataChannelBase(File file, ContainerData containerData,
+                        ContainerMetrics metrics)
       throws StorageContainerException {
     try {
       this.file = file;
@@ -56,23 +58,20 @@ class KeyValueStreamDataChannel implements StateMachine.DataChannel {
     this.metrics = metrics;
   }
 
-  @Override
-  public void force(boolean metadata) throws IOException {
-    randomAccessFile.getChannel().force(metadata);
+  abstract ContainerProtos.Type getType();
+
+  private FileChannel getChannel() {
+    return randomAccessFile.getChannel();
   }
 
   @Override
-  public int write(ByteBuffer src) throws IOException {
-    int writeBytes = randomAccessFile.getChannel().write(src);
-    metrics
-        .incContainerBytesStats(ContainerProtos.Type.StreamWrite, writeBytes);
-    containerData.updateWriteStats(writeBytes, false);
-    return writeBytes;
+  public final void force(boolean metadata) throws IOException {
+    getChannel().force(metadata);
   }
 
   @Override
-  public boolean isOpen() {
-    return randomAccessFile.getChannel().isOpen();
+  public final boolean isOpen() {
+    return getChannel().isOpen();
   }
 
   @Override
@@ -80,9 +79,17 @@ class KeyValueStreamDataChannel implements StateMachine.DataChannel {
     randomAccessFile.close();
   }
 
+  @Override
+  public int write(ByteBuffer src) throws IOException {
+    final int writeBytes = getChannel().write(src);
+    metrics.incContainerBytesStats(getType(), writeBytes);
+    containerData.updateWriteStats(writeBytes, false);
+    return writeBytes;
+  }
+
   @Override
   public String toString() {
-    return "KeyValueStreamDataChannel{" +
+    return getClass().getSimpleName() + "{" +
         "File=" + file.getAbsolutePath() +
         ", containerID=" + containerData.getContainerID() +
         '}';


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[ozone] 24/36: HDDS-6138.[Ozone-Streaming] Define a limit on the size of the retry bufferList. (#2946)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 5dce655fdf1ae2c15b43752f54206c5a4a38f9e3
Author: Sadanand Shenoy <sa...@gmail.com>
AuthorDate: Thu Feb 10 14:36:03 2022 +0530

    HDDS-6138.[Ozone-Streaming] Define a limit on the size of the retry bufferList. (#2946)
---
 .../apache/hadoop/hdds/scm/OzoneClientConfig.java  | 33 +++++++++---------
 .../apache/hadoop/hdds/scm/XceiverClientRatis.java |  2 +-
 .../hdds/scm/storage/BlockDataStreamOutput.java    | 40 +++++++++++++++++-----
 .../org/apache/hadoop/ozone/MiniOzoneCluster.java  | 12 +++----
 .../apache/hadoop/ozone/MiniOzoneClusterImpl.java  | 11 +++---
 .../client/rpc/TestBlockDataStreamOutput.java      | 14 ++++----
 6 files changed, 67 insertions(+), 45 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java
index 5249e53644..ffc4a3ef5a 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java
@@ -66,14 +66,6 @@ public class OzoneClientConfig {
       tags = ConfigTag.CLIENT)
   private int streamBufferSize = 4 * 1024 * 1024;
 
-  @Config(key = "datastream.max.buffer.size",
-      defaultValue = "4MB",
-      type = ConfigType.SIZE,
-      description = "The maximum size of the ByteBuffer "
-          + "(used via ratis streaming)",
-      tags = ConfigTag.CLIENT)
-  private int dataStreamMaxBufferSize = 4 * 1024 * 1024;
-
   @Config(key = "datastream.buffer.flush.size",
       defaultValue = "16MB",
       type = ConfigType.SIZE,
@@ -89,6 +81,15 @@ public class OzoneClientConfig {
       tags = ConfigTag.CLIENT)
   private int dataStreamMinPacketSize = 1024 * 1024;
 
+  @Config(key = "datastream.window.size",
+      defaultValue = "64MB",
+      type = ConfigType.SIZE,
+      description = "Maximum size of BufferList(used for retry) size per " +
+          "BlockDataStreamOutput instance",
+      tags = ConfigTag.CLIENT)
+  private long streamWindowSize = 64 * 1024 * 1024;
+
+
   @Config(key = "stream.buffer.increment",
       defaultValue = "0B",
       type = ConfigType.SIZE,
@@ -243,14 +244,6 @@ public class OzoneClientConfig {
     this.streamBufferSize = streamBufferSize;
   }
 
-  public int getDataStreamMaxBufferSize() {
-    return dataStreamMaxBufferSize;
-  }
-
-  public void setDataStreamMaxBufferSize(int dataStreamMaxBufferSize) {
-    this.dataStreamMaxBufferSize = dataStreamMaxBufferSize;
-  }
-
   public boolean isStreamBufferFlushDelay() {
     return streamBufferFlushDelay;
   }
@@ -275,6 +268,14 @@ public class OzoneClientConfig {
     this.dataStreamMinPacketSize = dataStreamMinPacketSize;
   }
 
+  public long getStreamWindowSize() {
+    return streamWindowSize;
+  }
+
+  public void setStreamWindowSize(long streamWindowSize) {
+    this.streamWindowSize = streamWindowSize;
+  }
+
   public int getMaxRetryCount() {
     return maxRetryCount;
   }
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/XceiverClientRatis.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/XceiverClientRatis.java
index f37cd1c94a..2ad6b69064 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/XceiverClientRatis.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/XceiverClientRatis.java
@@ -122,7 +122,7 @@ public final class XceiverClientRatis extends XceiverClientSpi {
     this.ozoneConfiguration = configuration;
   }
 
-  private void updateCommitInfosMap(
+  public void updateCommitInfosMap(
       Collection<RaftProtos.CommitInfoProto> commitInfoProtos) {
     // if the commitInfo map is empty, just update the commit indexes for each
     // of the servers
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index ec925d1e6a..a3fe1c2479 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -52,7 +52,9 @@ import org.slf4j.LoggerFactory;
 import java.io.IOException;
 import java.nio.ByteBuffer;
 import java.util.ArrayList;
+import java.util.LinkedList;
 import java.util.List;
+import java.util.Queue;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.CompletionException;
 import java.util.concurrent.ExecutionException;
@@ -116,9 +118,9 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
   // Also, corresponding to the logIndex, the corresponding list of buffers will
   // be released from the buffer pool.
   private final StreamCommitWatcher commitWatcher;
-  private final AtomicReference<CompletableFuture<
-      ContainerCommandResponseProto>> putBlockFuture
-      = new AtomicReference<>(CompletableFuture.completedFuture(null));
+
+  private Queue<CompletableFuture<ContainerCommandResponseProto>>
+      putBlockFutures = new LinkedList<>();
 
   private final List<DatanodeDetails> failedServers;
   private final Checksum checksum;
@@ -307,14 +309,33 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
   }
 
   private void doFlushIfNeeded() throws IOException {
-    Preconditions.checkArgument(config.getDataStreamBufferFlushSize() > config
-        .getDataStreamMaxBufferSize());
     long boundary = config.getDataStreamBufferFlushSize() / config
-        .getDataStreamMaxBufferSize();
+        .getDataStreamMinPacketSize();
+    // streamWindow is the maximum number of buffers that
+    // are allowed to exist in the bufferList. If buffers in
+    // the list exceed this limit , client will till it gets
+    // one putBlockResponse (first index) . This is similar to
+    // the bufferFull condition in async write path.
+    long streamWindow = config.getStreamWindowSize() / config
+        .getDataStreamMinPacketSize();
     if (!bufferList.isEmpty() && bufferList.size() % boundary == 0) {
       updateFlushLength();
       executePutBlock(false, false);
     }
+    if (bufferList.size()==streamWindow){
+      try {
+        checkOpen();
+        if (!putBlockFutures.isEmpty()) {
+          putBlockFutures.remove().get();
+        }
+      } catch (ExecutionException e) {
+        handleExecutionException(e);
+      } catch (InterruptedException ex) {
+        Thread.currentThread().interrupt();
+        handleInterruptedException(ex, true);
+      }
+      watchForCommit(true);
+    }
   }
 
   private void updateFlushLength() {
@@ -453,8 +474,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
             setIoException(ce);
             throw ce;
           });
-      putBlockFuture.updateAndGet(f -> f.thenCombine(flushFuture,
-          (previous, current) -> current));
+      putBlockFutures.add(flushFuture);
     } catch (IOException | ExecutionException e) {
       throw new IOException(EXCEPTION_MSG + e.toString(), e);
     } catch (InterruptedException ex) {
@@ -496,7 +516,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
       // data since latest flush - we need to send the "EOF" flag
       executePutBlock(true, true);
     }
-    putBlockFuture.get().get();
+    CompletableFuture.allOf(putBlockFutures.toArray(EMPTY_FUTURE_ARRAY)).get();
     watchForCommit(false);
     // just check again if the exception is hit while waiting for the
     // futures to ensure flush has indeed succeeded
@@ -638,6 +658,8 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
                 CompletionException ce = new CompletionException(msg, e);
                 setIoException(ce);
                 throw ce;
+              } else if (r.isSuccess()) {
+                xceiverClient.updateCommitInfosMap(r.getCommitInfos());
               }
             }, responseExecutor);
 
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
index 5c0e74f80b..dc7a59b30a 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
@@ -324,7 +324,7 @@ public interface MiniOzoneCluster {
     protected OptionalInt streamBufferSize = OptionalInt.empty();
     protected Optional<Long> streamBufferFlushSize = Optional.empty();
     protected Optional<Long> dataStreamBufferFlushSize= Optional.empty();
-    protected OptionalInt dataStreamMaxBufferSize  = OptionalInt.empty();
+    protected Optional<Long> datastreamWindowSize= Optional.empty();
     protected Optional<Long> streamBufferMaxSize = Optional.empty();
     protected OptionalInt dataStreamMinPacketSize = OptionalInt.empty();
     protected Optional<Long> blockSize = Optional.empty();
@@ -560,11 +560,6 @@ public interface MiniOzoneCluster {
       return this;
     }
 
-    public Builder setDataStreamBufferMaxSize(int size) {
-      dataStreamMaxBufferSize = OptionalInt.of(size);
-      return this;
-    }
-
     public Builder setDataStreamBufferFlushize(long size) {
       dataStreamBufferFlushSize = Optional.of(size);
       return this;
@@ -575,6 +570,11 @@ public interface MiniOzoneCluster {
       return this;
     }
 
+    public Builder setDataStreamStreamWindowSize(long size) {
+      datastreamWindowSize = Optional.of(size);
+      return this;
+    }
+
     /**
      * Sets the block size for stream buffer.
      *
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
index ce619aac59..66a8eef564 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
@@ -664,12 +664,12 @@ public class MiniOzoneClusterImpl implements MiniOzoneCluster {
       if (!dataStreamBufferFlushSize.isPresent()) {
         dataStreamBufferFlushSize = Optional.of((long) 4 * chunkSize.get());
       }
-      if (!dataStreamMaxBufferSize.isPresent()) {
-        dataStreamMaxBufferSize = OptionalInt.of(chunkSize.get());
-      }
       if (!dataStreamMinPacketSize.isPresent()) {
         dataStreamMinPacketSize = OptionalInt.of(chunkSize.get()/4);
       }
+      if (!datastreamWindowSize.isPresent()) {
+        datastreamWindowSize = Optional.of((long) 8 * chunkSize.get());
+      }
       if (!blockSize.isPresent()) {
         blockSize = Optional.of(2 * streamBufferMaxSize.get());
       }
@@ -688,12 +688,11 @@ public class MiniOzoneClusterImpl implements MiniOzoneCluster {
           streamBufferSizeUnit.get().toBytes(streamBufferFlushSize.get())));
       clientConfig.setDataStreamBufferFlushSize(Math.round(
           streamBufferSizeUnit.get().toBytes(dataStreamBufferFlushSize.get())));
-      clientConfig.setDataStreamMaxBufferSize((int) Math.round(
-          streamBufferSizeUnit.get()
-              .toBytes(dataStreamMaxBufferSize.getAsInt())));
       clientConfig.setDataStreamMinPacketSize((int) Math.round(
           streamBufferSizeUnit.get()
               .toBytes(dataStreamMinPacketSize.getAsInt())));
+      clientConfig.setStreamWindowSize(Math.round(
+          streamBufferSizeUnit.get().toBytes(datastreamWindowSize.get())));
       conf.setFromObject(clientConfig);
 
       conf.setStorageSize(ScmConfigKeys.OZONE_SCM_CHUNK_SIZE_KEY,
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
index c6a3c32d2b..696ab92ab7 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
@@ -106,9 +106,9 @@ public class TestBlockDataStreamOutput {
         .setStreamBufferFlushSize(flushSize)
         .setStreamBufferMaxSize(maxFlushSize)
         .setDataStreamBufferFlushize(maxFlushSize)
-        .setDataStreamBufferMaxSize(chunkSize)
         .setStreamBufferSizeUnit(StorageUnit.BYTES)
-        .setDataStreamMinPacketSize(2*chunkSize/5)
+        .setDataStreamMinPacketSize(chunkSize)
+        .setDataStreamStreamWindowSize(5*chunkSize)
         .build();
     cluster.waitForClusterToBeReady();
     //the easiest way to create an open container is creating a key
@@ -195,7 +195,7 @@ public class TestBlockDataStreamOutput {
 
   @Test
   public void testPutBlockAtBoundary() throws Exception {
-    int dataLength = 200;
+    int dataLength = 500;
     XceiverClientMetrics metrics =
         XceiverClientManager.getXceiverClientMetrics();
     long putBlockCount = metrics.getContainerOpCountMetrics(
@@ -213,8 +213,8 @@ public class TestBlockDataStreamOutput {
         metrics.getPendingContainerOpCountMetrics(ContainerProtos.Type.PutBlock)
             <= pendingPutBlockCount + 1);
     key.close();
-    // Since data length is 200 , first putBlock will be at 160(flush boundary)
-    // and the other at 200
+    // Since data length is 500 , first putBlock will be at 400(flush boundary)
+    // and the other at 500
     Assert.assertTrue(
         metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock)
             == putBlockCount + 2);
@@ -242,10 +242,10 @@ public class TestBlockDataStreamOutput {
     long writeChunkCount =
         metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk);
     byte[] data =
-        ContainerTestHelper.getFixedLengthString(keyString, chunkSize / 5)
+        ContainerTestHelper.getFixedLengthString(keyString, chunkSize / 2)
             .getBytes(UTF_8);
     key.write(ByteBuffer.wrap(data));
-    // minPacketSize= 40, so first write of 20 wont trigger a writeChunk
+    // minPacketSize= 100, so first write of 50 wont trigger a writeChunk
     Assert.assertEquals(writeChunkCount,
         metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
     key.write(ByteBuffer.wrap(data));


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[ozone] 35/36: HDDS-5666. Add option to createKey via streaming api in Freon (#2574)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 01ffcc2ccb20884dc4864cd3e5d668b2b33eda32
Author: Sadanand Shenoy <sa...@gmail.com>
AuthorDate: Fri Apr 8 17:38:09 2022 +0530

    HDDS-5666. Add option to createKey via streaming api in Freon (#2574)
---
 .../hadoop/ozone/freon/ContentGenerator.java       | 18 ++++++++++++++
 .../ozone/freon/OzoneClientKeyGenerator.java       | 29 +++++++++++++++++++++-
 2 files changed, 46 insertions(+), 1 deletion(-)

diff --git a/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/freon/ContentGenerator.java b/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/freon/ContentGenerator.java
index 92f7ae4b2e..b01c12f6b3 100644
--- a/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/freon/ContentGenerator.java
+++ b/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/freon/ContentGenerator.java
@@ -18,10 +18,12 @@ package org.apache.hadoop.ozone.freon;
 
 import java.io.IOException;
 import java.io.OutputStream;
+import java.nio.ByteBuffer;
 import java.nio.charset.StandardCharsets;
 
 import com.google.common.annotations.VisibleForTesting;
 import org.apache.commons.lang3.RandomStringUtils;
+import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
 
 /**
  * Utility class to write random keys from a limited buffer.
@@ -81,6 +83,22 @@ public class ContentGenerator {
     }
   }
 
+  /**
+   * Write the required bytes to the streaming output stream.
+   */
+  public void write(OzoneDataStreamOutput out) throws IOException {
+    for (long nrRemaining = keySize;
+         nrRemaining > 0; nrRemaining -= bufferSize) {
+      int curSize = (int) Math.min(bufferSize, nrRemaining);
+      for (int i = 0; i < curSize; i += copyBufferSize) {
+        ByteBuffer bb =
+            ByteBuffer.wrap(buffer, i, Math.min(copyBufferSize, curSize - i));
+        out.write(bb);
+      }
+    }
+    out.close();
+  }
+
   @VisibleForTesting
   byte[] getBuffer() {
     return buffer;
diff --git a/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/freon/OzoneClientKeyGenerator.java b/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/freon/OzoneClientKeyGenerator.java
index 74cd0d0b37..6ab5c03009 100644
--- a/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/freon/OzoneClientKeyGenerator.java
+++ b/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/freon/OzoneClientKeyGenerator.java
@@ -24,10 +24,12 @@ import java.util.concurrent.Callable;
 import org.apache.hadoop.hdds.cli.HddsVersionProvider;
 import org.apache.hadoop.hdds.client.ReplicationConfig;
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
+import org.apache.hadoop.hdds.protocol.proto.HddsProtos;
 import org.apache.hadoop.ozone.client.OzoneBucket;
 import org.apache.hadoop.ozone.client.OzoneClient;
 
 import com.codahale.metrics.Timer;
+import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
 import picocli.CommandLine.Command;
 import picocli.CommandLine.Mixin;
 import picocli.CommandLine.Option;
@@ -74,6 +76,12 @@ public class OzoneClientKeyGenerator extends BaseFreonGenerator
   @Mixin
   private FreonReplicationOptions replication;
 
+  @Option(
+      names = {"--enable-streaming", "--stream"},
+      description = "Specify whether the write will be through ratis streaming"
+  )
+  private boolean enableRatisStreaming = false;
+
   private Timer timer;
 
   private OzoneBucket bucket;
@@ -101,7 +109,11 @@ public class OzoneClientKeyGenerator extends BaseFreonGenerator
 
       timer = getMetrics().timer("key-create");
 
-      runTests(this::createKey);
+      if (enableRatisStreaming) {
+        runTests(this::createStreamKey);
+      } else {
+        runTests(this::createKey);
+      }
     }
     return null;
   }
@@ -118,4 +130,19 @@ public class OzoneClientKeyGenerator extends BaseFreonGenerator
       return null;
     });
   }
+
+  private void createStreamKey(long counter) throws Exception {
+    final ReplicationConfig replicationConfig = ReplicationConfig
+        .fromProtoTypeAndFactor(HddsProtos.ReplicationType.RATIS,
+            HddsProtos.ReplicationFactor.THREE);
+    final String key = generateObjectName(counter);
+
+    timer.time(() -> {
+      try (OzoneDataStreamOutput stream = bucket
+          .createStreamKey(key, keySize, replicationConfig, metadata)) {
+        contentGenerator.write(stream);
+      }
+      return null;
+    });
+  }
 }


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[ozone] 06/36: HDDS-5599. [Ozone-Streaming]drop BufferPool and ChunkBuffer to avoid buffer copying (#2557)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit b19f74992615e6e3340dc478d1345c3a06cbfe1f
Author: micah zhao <mi...@tencent.com>
AuthorDate: Wed Aug 25 23:39:10 2021 +0800

    HDDS-5599.  [Ozone-Streaming]drop BufferPool and ChunkBuffer to avoid buffer copying (#2557)
---
 .../hdds/scm/storage/BlockDataStreamOutput.java    | 290 +++------------------
 .../hdds/scm/storage/StreamCommitWatcher.java      | 166 ++++++++++++
 .../client/io/BlockDataStreamOutputEntry.java      |  33 +--
 .../client/io/BlockDataStreamOutputEntryPool.java  |  20 --
 .../ozone/client/io/KeyDataStreamOutput.java       |  29 +--
 5 files changed, 211 insertions(+), 327 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index f658df1af9..39ec2f9219 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -36,21 +36,18 @@ import org.apache.hadoop.hdds.scm.container.common.helpers.StorageContainerExcep
 import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
 import org.apache.hadoop.ozone.common.Checksum;
 import org.apache.hadoop.ozone.common.ChecksumData;
-import org.apache.hadoop.ozone.common.ChunkBuffer;
 import org.apache.hadoop.ozone.common.OzoneChecksumException;
 import org.apache.hadoop.security.token.Token;
 import org.apache.hadoop.security.token.TokenIdentifier;
 import org.apache.ratis.client.api.DataStreamOutput;
 import org.apache.ratis.io.StandardWriteOption;
 import org.apache.ratis.protocol.DataStreamReply;
-import org.apache.ratis.thirdparty.com.google.protobuf.ByteString;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
 import java.util.ArrayList;
 import java.util.List;
-import java.util.Map;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.CompletionException;
 import java.util.concurrent.ExecutionException;
@@ -93,7 +90,6 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
 
   private int chunkIndex;
   private final AtomicLong chunkOffset = new AtomicLong();
-  private final BufferPool bufferPool;
   // The IOException will be set by response handling thread in case there is an
   // exception received in the response. If the exception is set, the next
   // request will fail upfront.
@@ -106,28 +102,16 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
   // effective data write attempted so far for the block
   private long writtenDataLength;
 
-  // List containing buffers for which the putBlock call will
-  // update the length in the datanodes. This list will just maintain
-  // references to the buffers in the BufferPool which will be cleared
-  // when the watchForCommit acknowledges a putBlock logIndex has been
-  // committed on all datanodes. This list will be a  place holder for buffers
-  // which got written between successive putBlock calls.
-  private List<ChunkBuffer> bufferList;
-
   // This object will maintain the commitIndexes and byteBufferList in order
   // Also, corresponding to the logIndex, the corresponding list of buffers will
   // be released from the buffer pool.
-  private final CommitWatcher commitWatcher;
+  private final StreamCommitWatcher commitWatcher;
 
   private final List<DatanodeDetails> failedServers;
   private final Checksum checksum;
 
   //number of buffers used before doing a flush/putBlock.
   private int flushPeriod;
-  //bytes remaining to write in the current buffer.
-  private int currentBufferRemaining;
-  //current buffer allocated to write
-  private ChunkBuffer currentBuffer;
   private final Token<? extends TokenIdentifier> token;
   private final DataStreamOutput out;
   private CompletableFuture<DataStreamReply> dataStreamCloseReply;
@@ -141,13 +125,11 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
    * @param blockID              block ID
    * @param xceiverClientManager client manager that controls client
    * @param pipeline             pipeline where block will be written
-   * @param bufferPool           pool of buffers
    */
   public BlockDataStreamOutput(
       BlockID blockID,
       XceiverClientFactory xceiverClientManager,
       Pipeline pipeline,
-      BufferPool bufferPool,
       OzoneClientConfig config,
       Token<? extends TokenIdentifier> token
   ) throws IOException {
@@ -163,11 +145,8 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
         (XceiverClientRatis)xceiverClientManager.acquireClient(pipeline);
     // Alternatively, stream setup can be delayed till the first chunk write.
     this.out = setupStream();
-    this.bufferPool = bufferPool;
     this.token = token;
 
-    //number of buffers used before doing a flush
-    refreshCurrentBuffer(bufferPool);
     flushPeriod = (int) (config.getStreamBufferFlushSize() / config
         .getStreamBufferSize());
 
@@ -178,8 +157,7 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
 
     // A single thread executor handle the responses of async requests
     responseExecutor = Executors.newSingleThreadExecutor();
-    commitWatcher = new CommitWatcher(bufferPool, xceiverClient);
-    bufferList = null;
+    commitWatcher = new StreamCommitWatcher(xceiverClient);
     totalDataFlushedLength = 0;
     writtenDataLength = 0;
     failedServers = new ArrayList<>(0);
@@ -209,20 +187,10 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
         .stream(message.getContent().asReadOnlyByteBuffer());
   }
 
-  private void refreshCurrentBuffer(BufferPool pool) {
-    currentBuffer = pool.getCurrentBuffer();
-    currentBufferRemaining =
-        currentBuffer != null ? currentBuffer.remaining() : 0;
-  }
-
   public BlockID getBlockID() {
     return blockID.get();
   }
 
-  public long getTotalAckDataLength() {
-    return commitWatcher.getTotalAckDataLength();
-  }
-
   public long getWrittenDataLength() {
     return writtenDataLength;
   }
@@ -236,82 +204,29 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
     return xceiverClient;
   }
 
-  @VisibleForTesting
-  public long getTotalDataFlushedLength() {
-    return totalDataFlushedLength;
-  }
-
-  @VisibleForTesting
-  public BufferPool getBufferPool() {
-    return bufferPool;
-  }
-
   public IOException getIoException() {
     return ioException.get();
   }
 
-  @VisibleForTesting
-  public Map<Long, List<ChunkBuffer>> getCommitIndex2flushedDataMap() {
-    return commitWatcher.getCommitIndex2flushedDataMap();
-  }
-
   @Override
-  public void write(ByteBuf b) throws IOException {
+  public void write(ByteBuf buf) throws IOException {
     checkOpen();
-    if (b == null) {
+    if (buf == null) {
       throw new NullPointerException();
     }
-    int off = b.readerIndex();
-    int len = b.readableBytes();
-
-    while (len > 0) {
-      allocateNewBufferIfNeeded();
-      final int writeLen = Math.min(currentBufferRemaining, len);
-      // TODO: avoid buffer copy here
-      currentBuffer.put(b.nioBuffer(off, writeLen));
-      currentBufferRemaining -= writeLen;
-      writeChunkIfNeeded();
-      off += writeLen;
-      len -= writeLen;
-      writtenDataLength += writeLen;
-      doFlushOrWatchIfNeeded();
-    }
-  }
-
-  private void writeChunkIfNeeded() throws IOException {
-    if (currentBufferRemaining == 0) {
-      writeChunk(currentBuffer);
-    }
-  }
-
-  private void doFlushOrWatchIfNeeded() throws IOException {
-    if (currentBufferRemaining == 0) {
-      if (bufferPool.getNumberOfUsedBuffers() % flushPeriod == 0) {
-        updateFlushLength();
-        executePutBlock(false, false);
-      }
-      // Data in the bufferPool can not exceed streamBufferMaxSize
-      if (bufferPool.getNumberOfUsedBuffers() == bufferPool.getCapacity()) {
-        handleFullBuffer();
-      }
+    final int len = buf.readableBytes();
+    if (len == 0) {
+      return;
     }
-  }
+    writeChunkToContainer(buf);
 
-  private void allocateNewBufferIfNeeded() {
-    if (currentBufferRemaining == 0) {
-      currentBuffer = bufferPool.allocateBuffer(config.getBufferIncrement());
-      currentBufferRemaining = currentBuffer.remaining();
-    }
+    writtenDataLength += len;
   }
 
   private void updateFlushLength() {
     totalDataFlushedLength = writtenDataLength;
   }
 
-  private boolean isBufferPoolFull() {
-    return bufferPool.computeBufferData() == config.getStreamBufferMaxSize();
-  }
-
   /**
    * Will be called on the retryPath in case closedContainerException/
    * TimeoutException.
@@ -319,70 +234,9 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
    * @throws IOException if error occurred
    */
 
-  // In this case, the data is already cached in the currentBuffer.
+  // TODO: We need add new retry policy without depend on bufferPool.
   public void writeOnRetry(long len) throws IOException {
-    if (len == 0) {
-      return;
-    }
-    if (LOG.isDebugEnabled()) {
-      LOG.debug("Retrying write length {} for blockID {}", len, blockID);
-    }
-    Preconditions.checkArgument(len <= config.getStreamBufferMaxSize());
-    int count = 0;
-    while (len > 0) {
-      ChunkBuffer buffer = bufferPool.getBuffer(count);
-      long writeLen = Math.min(buffer.position(), len);
-      if (!buffer.hasRemaining()) {
-        writeChunk(buffer);
-      }
-      len -= writeLen;
-      count++;
-      writtenDataLength += writeLen;
-      // we should not call isBufferFull/shouldFlush here.
-      // The buffer might already be full as whole data is already cached in
-      // the buffer. We should just validate
-      // if we wrote data of size streamBufferMaxSize/streamBufferFlushSize to
-      // call for handling full buffer/flush buffer condition.
-      if (writtenDataLength % config.getStreamBufferFlushSize() == 0) {
-        // reset the position to zero as now we will be reading the
-        // next buffer in the list
-        updateFlushLength();
-        executePutBlock(false, false);
-      }
-      if (writtenDataLength == config.getStreamBufferMaxSize()) {
-        handleFullBuffer();
-      }
-    }
-  }
 
-  /**
-   * This is a blocking call. It will wait for the flush till the commit index
-   * at the head of the commitIndex2flushedDataMap gets replicated to all or
-   * majority.
-   * @throws IOException
-   */
-  private void handleFullBuffer() throws IOException {
-    try {
-      checkOpen();
-      if (!commitWatcher.getFutureMap().isEmpty()) {
-        waitOnFlushFutures();
-      }
-    } catch (ExecutionException e) {
-      handleExecutionException(e);
-    } catch (InterruptedException ex) {
-      Thread.currentThread().interrupt();
-      handleInterruptedException(ex, true);
-    }
-    watchForCommit(true);
-  }
-
-
-  // It may happen that once the exception is encountered , we still might
-  // have successfully flushed up to a certain index. Make sure the buffers
-  // only contain data which have not been sufficiently replicated
-  private void adjustBuffersOnException() {
-    commitWatcher.releaseBuffersOnException();
-    refreshCurrentBuffer(bufferPool);
   }
 
   /**
@@ -397,7 +251,8 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
     checkOpen();
     try {
       XceiverClientReply reply = bufferFull ?
-          commitWatcher.watchOnFirstIndex() : commitWatcher.watchOnLastIndex();
+          commitWatcher.streamWatchOnFirstIndex() :
+          commitWatcher.streamWatchOnLastIndex();
       if (reply != null) {
         List<DatanodeDetails> dnList = reply.getDatanodes();
         if (!dnList.isEmpty()) {
@@ -412,7 +267,6 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
       setIoException(ioe);
       throw getIoException();
     }
-    refreshCurrentBuffer(bufferPool);
 
   }
 
@@ -426,22 +280,7 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
       boolean force) throws IOException {
     checkOpen();
     long flushPos = totalDataFlushedLength;
-    final List<ChunkBuffer> byteBufferList;
-    if (!force) {
-      Preconditions.checkNotNull(bufferList);
-      byteBufferList = bufferList;
-      bufferList = null;
-      Preconditions.checkNotNull(byteBufferList);
-    } else {
-      byteBufferList = null;
-    }
-
-    try {
-      CompletableFuture.allOf(futures.toArray(EMPTY_FUTURE_ARRAY)).get();
-    } catch (Exception e) {
-      LOG.warn("Failed to write all chunks through stream: " + e);
-      throw new IOException(e);
-    }
+    flush();
     if (close) {
       dataStreamCloseReply = out.closeAsync();
     }
@@ -471,15 +310,12 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
           if (LOG.isDebugEnabled()) {
             LOG.debug(
                 "Adding index " + asyncReply.getLogIndex() + " commitMap size "
-                    + commitWatcher.getCommitInfoMapSize() + " flushLength "
-                    + flushPos + " numBuffers " + byteBufferList.size()
-                    + " blockID " + blockID + " bufferPool size" + bufferPool
-                    .getSize() + " currentBufferIndex " + bufferPool
-                    .getCurrentBufferIndex());
+                    + commitWatcher.getCommitInfoSetSize() + " flushLength "
+                    + flushPos + " blockID " + blockID);
           }
           // for standalone protocol, logIndex will always be 0.
-          commitWatcher
-              .updateCommitInfoMap(asyncReply.getLogIndex(), byteBufferList);
+          commitWatcher.updateCommitInfoSet(
+              asyncReply.getLogIndex());
         }
         return e;
       }, responseExecutor).exceptionally(e -> {
@@ -503,36 +339,12 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
 
   @Override
   public void flush() throws IOException {
-    if (xceiverClientFactory != null && xceiverClient != null
-        && bufferPool != null && bufferPool.getSize() > 0
-        && (!config.isStreamBufferFlushDelay() ||
-            writtenDataLength - totalDataFlushedLength
-                >= config.getStreamBufferSize())) {
-      try {
-        handleFlush(false);
-      } catch (ExecutionException e) {
-        // just set the exception here as well in order to maintain sanctity of
-        // ioException field
-        handleExecutionException(e);
-      } catch (InterruptedException ex) {
-        Thread.currentThread().interrupt();
-        handleInterruptedException(ex, true);
-      }
-    }
-  }
-
-  private void writeChunk(ChunkBuffer buffer)
-      throws IOException {
-    // This data in the buffer will be pushed to datanode and a reference will
-    // be added to the bufferList. Once putBlock gets executed, this list will
-    // be marked null. Hence, during first writeChunk call after every putBlock
-    // call or during the first call to writeChunk here, the list will be null.
-
-    if (bufferList == null) {
-      bufferList = new ArrayList<>();
+    try {
+      CompletableFuture.allOf(futures.toArray(EMPTY_FUTURE_ARRAY)).get();
+    } catch (Exception e) {
+      LOG.warn("Failed to write all chunks through stream: " + e);
+      throw new IOException(e);
     }
-    bufferList.add(buffer);
-    writeChunkToContainer(buffer.duplicate(0, buffer.position()));
   }
 
   /**
@@ -543,11 +355,6 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
     checkOpen();
     // flush the last chunk data residing on the currentBuffer
     if (totalDataFlushedLength < writtenDataLength) {
-      refreshCurrentBuffer(bufferPool);
-      Preconditions.checkArgument(currentBuffer.position() > 0);
-      if (currentBuffer.hasRemaining()) {
-        writeChunk(currentBuffer);
-      }
       // This can be a partially filled chunk. Since we are flushing the buffer
       // here, we just limit this buffer to the current position. So that next
       // write will happen in new buffer
@@ -570,8 +377,7 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
 
   @Override
   public void close() throws IOException {
-    if (xceiverClientFactory != null && xceiverClient != null
-        && bufferPool != null && bufferPool.getSize() > 0) {
+    if (xceiverClientFactory != null && xceiverClient != null) {
       try {
         handleFlush(true);
         dataStreamCloseReply.get();
@@ -583,10 +389,6 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
       } finally {
         cleanup(false);
       }
-      // TODO: Turn the below buffer empty check on when Standalone pipeline
-      // is removed in the write path in tests
-      // Preconditions.checkArgument(buffer.position() == 0);
-      // bufferPool.checkBufferPoolEmpty();
 
     }
   }
@@ -638,10 +440,6 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
     xceiverClientFactory = null;
     xceiverClient = null;
     commitWatcher.cleanup();
-    if (bufferList !=  null) {
-      bufferList.clear();
-    }
-    bufferList = null;
     responseExecutor.shutdown();
   }
 
@@ -655,7 +453,6 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
     if (isClosed()) {
       throw new IOException("BlockDataStreamOutput has been closed.");
     } else if (getIoException() != null) {
-      adjustBuffersOnException();
       throw getIoException();
     }
   }
@@ -683,12 +480,11 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
    * @throws OzoneChecksumException if there is an error while computing
    * checksum
    */
-  private void writeChunkToContainer(ChunkBuffer chunk) throws IOException {
-    int effectiveChunkSize = chunk.remaining();
+  private void writeChunkToContainer(ByteBuf buf)
+      throws IOException {
+    ChecksumData checksumData = checksum.computeChecksum(buf.nioBuffer());
+    int effectiveChunkSize = buf.readableBytes();
     final long offset = chunkOffset.getAndAdd(effectiveChunkSize);
-    final ByteString data = chunk.toByteString(
-        bufferPool.byteStringConversion());
-    ChecksumData checksumData = checksum.computeChecksum(chunk);
     ChunkInfo chunkInfo = ChunkInfo.newBuilder()
         .setChunkName(blockID.get().getLocalID() + "_chunk_" + ++chunkIndex)
         .setOffset(offset)
@@ -703,21 +499,22 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
 
     CompletableFuture<DataStreamReply> future =
         (needSync(offset + effectiveChunkSize) ?
-        out.writeAsync(data.asReadOnlyByteBuffer(), StandardWriteOption.SYNC) :
-        out.writeAsync(data.asReadOnlyByteBuffer()))
-        .whenCompleteAsync((r, e) -> {
-          if (e != null || !r.isSuccess()) {
-            if (e == null) {
-              e = new IOException("result is not success");
-            }
-            String msg = "Failed to write chunk " + chunkInfo.getChunkName() +
-                " " + "into block " + blockID;
-            LOG.debug("{}, exception: {}", msg, e.getLocalizedMessage());
-            CompletionException ce = new CompletionException(msg, e);
-            setIoException(ce);
-            throw ce;
-          }
-        }, responseExecutor);
+            out.writeAsync(buf.nioBuffer(), StandardWriteOption.SYNC) :
+            out.writeAsync(buf.nioBuffer()))
+            .whenCompleteAsync((r, e) -> {
+              if (e != null || !r.isSuccess()) {
+                if (e == null) {
+                  e = new IOException("result is not success");
+                }
+                String msg =
+                    "Failed to write chunk " + chunkInfo.getChunkName() +
+                        " " + "into block " + blockID;
+                LOG.debug("{}, exception: {}", msg, e.getLocalizedMessage());
+                CompletionException ce = new CompletionException(msg, e);
+                setIoException(ce);
+                throw ce;
+              }
+            }, responseExecutor);
 
     futures.add(future);
     containerBlockData.addChunks(chunkInfo);
@@ -754,7 +551,6 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
    */
   private void handleExecutionException(Exception ex) throws IOException {
     setIoException(ex);
-    adjustBuffersOnException();
     throw getIoException();
   }
 }
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java
new file mode 100644
index 0000000000..c187ffe902
--- /dev/null
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java
@@ -0,0 +1,166 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+/**
+ * This class maintains the map of the commitIndexes to be watched for
+ * successful replication in the datanodes in a given pipeline. It also releases
+ * the buffers associated with the user data back to {@Link BufferPool} once
+ * minimum replication criteria is achieved during an ozone key write.
+ */
+package org.apache.hadoop.hdds.scm.storage;
+
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ContainerCommandResponseProto;
+import org.apache.hadoop.hdds.scm.XceiverClientReply;
+import org.apache.hadoop.hdds.scm.XceiverClientSpi;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.util.Set;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.ConcurrentHashMap;
+import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.ConcurrentSkipListSet;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.TimeoutException;
+
+/**
+ * This class executes watchForCommit on ratis pipeline and releases
+ * buffers once data successfully gets replicated.
+ */
+public class StreamCommitWatcher {
+
+  private static final Logger LOG =
+      LoggerFactory.getLogger(StreamCommitWatcher.class);
+
+  private Set<Long> commitIndexSet;
+
+  // future Map to hold up all putBlock futures
+  private ConcurrentHashMap<Long,
+      CompletableFuture<ContainerCommandResponseProto>>
+      futureMap;
+
+  private XceiverClientSpi xceiverClient;
+
+  public StreamCommitWatcher(XceiverClientSpi xceiverClient) {
+    this.xceiverClient = xceiverClient;
+    commitIndexSet = new ConcurrentSkipListSet();
+    futureMap = new ConcurrentHashMap<>();
+  }
+
+  public void updateCommitInfoSet(long index) {
+    commitIndexSet.add(index);
+  }
+
+  int getCommitInfoSetSize() {
+    return commitIndexSet.size();
+  }
+
+  /**
+   * Calls watch for commit for the first index in commitIndex2flushedDataMap to
+   * the Ratis client.
+   * @return {@link XceiverClientReply} reply from raft client
+   * @throws IOException in case watchForCommit fails
+   */
+  public XceiverClientReply streamWatchOnFirstIndex() throws IOException {
+    if (!commitIndexSet.isEmpty()) {
+      // wait for the  first commit index in the commitIndex2flushedDataMap
+      // to get committed to all or majority of nodes in case timeout
+      // happens.
+      long index =
+          commitIndexSet.stream().mapToLong(v -> v).min()
+              .getAsLong();
+      if (LOG.isDebugEnabled()) {
+        LOG.debug("waiting for first index {} to catch up", index);
+      }
+      return streamWatchForCommit(index);
+    } else {
+      return null;
+    }
+  }
+
+  /**
+   * Calls watch for commit for the last index in commitIndex2flushedDataMap to
+   * the Ratis client.
+   * @return {@link XceiverClientReply} reply from raft client
+   * @throws IOException in case watchForCommit fails
+   */
+  public XceiverClientReply streamWatchOnLastIndex()
+      throws IOException {
+    if (!commitIndexSet.isEmpty()) {
+      // wait for the  commit index in the commitIndex2flushedDataMap
+      // to get committed to all or majority of nodes in case timeout
+      // happens.
+      long index =
+          commitIndexSet.stream().mapToLong(v -> v).max()
+              .getAsLong();
+      if (LOG.isDebugEnabled()) {
+        LOG.debug("waiting for last flush Index {} to catch up", index);
+      }
+      return streamWatchForCommit(index);
+    } else {
+      return null;
+    }
+  }
+
+  /**
+   * calls watchForCommit API of the Ratis Client. This method is for streaming
+   * and no longer requires releaseBuffers
+   * @param commitIndex log index to watch for
+   * @return minimum commit index replicated to all nodes
+   * @throws IOException IOException in case watch gets timed out
+   */
+  public XceiverClientReply streamWatchForCommit(long commitIndex)
+      throws IOException {
+    try {
+      XceiverClientReply reply =
+          xceiverClient.watchForCommit(commitIndex);
+      return reply;
+    } catch (InterruptedException e) {
+      // Re-interrupt the thread while catching InterruptedException
+      Thread.currentThread().interrupt();
+      throw getIOExceptionForWatchForCommit(commitIndex, e);
+    } catch (TimeoutException | ExecutionException e) {
+      throw getIOExceptionForWatchForCommit(commitIndex, e);
+    }
+  }
+
+  private IOException getIOExceptionForWatchForCommit(long commitIndex,
+                                                       Exception e) {
+    LOG.warn("watchForCommit failed for index {}", commitIndex, e);
+    IOException ioException = new IOException(
+        "Unexpected Storage Container Exception: " + e.toString(), e);
+    return ioException;
+  }
+
+  public ConcurrentMap<Long,
+        CompletableFuture<
+            ContainerCommandResponseProto>> getFutureMap() {
+    return futureMap;
+  }
+
+  public void cleanup() {
+    if (commitIndexSet != null) {
+      commitIndexSet.clear();
+    }
+    if (futureMap != null) {
+      futureMap.clear();
+    }
+    commitIndexSet = null;
+  }
+}
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java
index 6954742601..98907bf8af 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java
@@ -25,7 +25,6 @@ import org.apache.hadoop.hdds.scm.OzoneClientConfig;
 import org.apache.hadoop.hdds.scm.XceiverClientFactory;
 import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
 import org.apache.hadoop.hdds.scm.storage.BlockDataStreamOutput;
-import org.apache.hadoop.hdds.scm.storage.BufferPool;
 import org.apache.hadoop.hdds.scm.storage.ByteBufStreamOutput;
 import org.apache.hadoop.hdds.security.token.OzoneBlockTokenIdentifier;
 import org.apache.hadoop.security.token.Token;
@@ -52,15 +51,12 @@ public final class BlockDataStreamOutputEntry
   private long currentPosition;
   private final Token<OzoneBlockTokenIdentifier> token;
 
-  private BufferPool bufferPool;
-
   @SuppressWarnings({"parameternumber", "squid:S00107"})
   private BlockDataStreamOutputEntry(
       BlockID blockID, String key,
       XceiverClientFactory xceiverClientManager,
       Pipeline pipeline,
       long length,
-      BufferPool bufferPool,
       Token<OzoneBlockTokenIdentifier> token,
       OzoneClientConfig config
   ) {
@@ -73,7 +69,6 @@ public final class BlockDataStreamOutputEntry
     this.token = token;
     this.length = length;
     this.currentPosition = 0;
-    this.bufferPool = bufferPool;
   }
 
   long getLength() {
@@ -98,7 +93,7 @@ public final class BlockDataStreamOutputEntry
     if (this.byteBufStreamOutput == null) {
       this.byteBufStreamOutput =
           new BlockDataStreamOutput(blockID, xceiverClientManager,
-              pipeline, bufferPool, config, token);
+              pipeline, config, token);
     }
   }
 
@@ -135,20 +130,6 @@ public final class BlockDataStreamOutputEntry
     return false;
   }
 
-  long getTotalAckDataLength() {
-    if (byteBufStreamOutput != null) {
-      BlockDataStreamOutput out =
-          (BlockDataStreamOutput) this.byteBufStreamOutput;
-      blockID = out.getBlockID();
-      return out.getTotalAckDataLength();
-    } else {
-      // For a pre allocated block for which no write has been initiated,
-      // the ByteBufStreamOutput will be null here.
-      // In such cases, the default blockCommitSequenceId will be 0
-      return 0;
-    }
-  }
-
   Collection<DatanodeDetails> getFailedServers() {
     if (byteBufStreamOutput != null) {
       BlockDataStreamOutput out =
@@ -198,7 +179,6 @@ public final class BlockDataStreamOutputEntry
     private XceiverClientFactory xceiverClientManager;
     private Pipeline pipeline;
     private long length;
-    private BufferPool bufferPool;
     private Token<OzoneBlockTokenIdentifier> token;
     private OzoneClientConfig config;
 
@@ -230,12 +210,6 @@ public final class BlockDataStreamOutputEntry
       return this;
     }
 
-
-    public Builder setBufferPool(BufferPool pool) {
-      this.bufferPool = pool;
-      return this;
-    }
-
     public Builder setConfig(OzoneClientConfig clientConfig) {
       this.config = clientConfig;
       return this;
@@ -252,7 +226,6 @@ public final class BlockDataStreamOutputEntry
           xceiverClientManager,
           pipeline,
           length,
-          bufferPool,
           token, config);
     }
   }
@@ -282,10 +255,6 @@ public final class BlockDataStreamOutputEntry
     return currentPosition;
   }
 
-  public BufferPool getBufferPool() {
-    return bufferPool;
-  }
-
   public void setCurrentPosition(long curPosition) {
     this.currentPosition = curPosition;
   }
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
index 94c505f2af..4bc55de262 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
@@ -22,12 +22,10 @@ import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Preconditions;
 import org.apache.hadoop.hdds.client.ReplicationConfig;
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
-import org.apache.hadoop.hdds.scm.ByteStringConversion;
 import org.apache.hadoop.hdds.scm.OzoneClientConfig;
 import org.apache.hadoop.hdds.scm.XceiverClientFactory;
 import org.apache.hadoop.hdds.scm.container.common.helpers.ExcludeList;
 import org.apache.hadoop.hdds.scm.pipeline.PipelineID;
-import org.apache.hadoop.hdds.scm.storage.BufferPool;
 import org.apache.hadoop.ozone.om.helpers.OmKeyArgs;
 import org.apache.hadoop.ozone.om.helpers.OmKeyInfo;
 import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfo;
@@ -58,7 +56,6 @@ public class BlockDataStreamOutputEntryPool {
   private final OmKeyArgs keyArgs;
   private final XceiverClientFactory xceiverClientFactory;
   private final String requestID;
-  private final BufferPool bufferPool;
   private OmMultipartCommitUploadPartInfo commitUploadPartInfo;
   private final long openID;
   private final ExcludeList excludeList;
@@ -86,13 +83,6 @@ public class BlockDataStreamOutputEntryPool {
     this.requestID = requestId;
     this.openID = openID;
     this.excludeList = new ExcludeList();
-
-    this.bufferPool =
-        new BufferPool(config.getStreamBufferSize(),
-            (int) (config.getStreamBufferMaxSize() / config
-                .getStreamBufferSize()),
-            ByteStringConversion
-                .createByteBufferConversion(unsafeByteBufferConversion));
   }
 
   /**
@@ -114,8 +104,6 @@ public class BlockDataStreamOutputEntryPool {
     config.setStreamBufferFlushDelay(false);
     requestID = null;
     int chunkSize = 0;
-    bufferPool = new BufferPool(chunkSize, 1);
-
     currentStreamIndex = 0;
     openID = -1;
     excludeList = new ExcludeList();
@@ -154,7 +142,6 @@ public class BlockDataStreamOutputEntryPool {
             .setPipeline(subKeyInfo.getPipeline())
             .setConfig(config)
             .setLength(subKeyInfo.getLength())
-            .setBufferPool(bufferPool)
             .setToken(subKeyInfo.getToken());
     streamEntries.add(builder.build());
   }
@@ -293,17 +280,10 @@ public class BlockDataStreamOutputEntryPool {
     return streamEntries.get(currentStreamIndex);
   }
 
-  long computeBufferData() {
-    return bufferPool.computeBufferData();
-  }
-
   void cleanup() {
     if (excludeList != null) {
       excludeList.clear();
     }
-    if (bufferPool != null) {
-      bufferPool.clearBufferPool();
-    }
 
     if (streamEntries != null) {
       streamEntries.clear();
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java
index a9be11667c..c37f9cd51d 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java
@@ -279,27 +279,7 @@ public class KeyDataStreamOutput implements ByteBufStreamOutput {
     }
     Pipeline pipeline = streamEntry.getPipeline();
     PipelineID pipelineId = pipeline.getId();
-    long totalSuccessfulFlushedData = streamEntry.getTotalAckDataLength();
-    //set the correct length for the current stream
-    streamEntry.setCurrentPosition(totalSuccessfulFlushedData);
-    long bufferedDataLen = blockDataStreamOutputEntryPool.computeBufferData();
-    if (containerExclusionException) {
-      LOG.debug(
-          "Encountered exception {}. The last committed block length is {}, "
-              + "uncommitted data length is {} retry count {}", exception,
-          totalSuccessfulFlushedData, bufferedDataLen, retryCount);
-    } else {
-      LOG.warn(
-          "Encountered exception {} on the pipeline {}. "
-              + "The last committed block length is {}, "
-              + "uncommitted data length is {} retry count {}", exception,
-          pipeline, totalSuccessfulFlushedData, bufferedDataLen, retryCount);
-    }
-    Preconditions.checkArgument(
-        bufferedDataLen <= config.getStreamBufferMaxSize());
-    Preconditions.checkArgument(
-        offset - blockDataStreamOutputEntryPool.getKeyLength() ==
-        bufferedDataLen);
+
     long containerId = streamEntry.getBlockID().getContainerID();
     Collection<DatanodeDetails> failedServers = streamEntry.getFailedServers();
     Preconditions.checkNotNull(failedServers);
@@ -337,13 +317,6 @@ public class KeyDataStreamOutput implements ByteBufStreamOutput {
       blockDataStreamOutputEntryPool
           .discardPreallocatedBlocks(-1, pipelineId);
     }
-    if (bufferedDataLen > 0) {
-      // If the data is still cached in the underlying stream, we need to
-      // allocate new block and write this data in the datanode.
-      handleRetry(exception, bufferedDataLen);
-      // reset the retryCount after handling the exception
-      retryCount = 0;
-    }
   }
 
   private void markStreamClosed() {


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[ozone] 15/36: HDDS-5961. [Ozone-Streaming] update the usage space of Containers in the stream write (#2833)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 4871da7d8e8854fff116d4bd490b4b61346cc194
Author: hao guo <gu...@360.cn>
AuthorDate: Wed Nov 17 15:19:47 2021 +0800

    HDDS-5961. [Ozone-Streaming] update the usage space of Containers in the stream write (#2833)
---
 .../container/common/impl/HddsDispatcher.java      |  18 ++
 .../common/interfaces/ContainerDispatcher.java     |  10 ++
 .../ozone/container/common/interfaces/Handler.java |   5 +
 .../server/ratis/ContainerStateMachine.java        |  21 ++-
 .../transport/server/ratis/StreamDataChannel.java  |  57 -------
 .../ozone/container/keyvalue/KeyValueHandler.java  |  12 ++
 .../keyvalue/impl/ChunkManagerDispatcher.java      |  10 ++
 .../keyvalue/impl/FilePerBlockStrategy.java        |  12 ++
 .../keyvalue/impl/KeyValueStreamDataChannel.java   |  90 ++++++++++
 .../keyvalue/interfaces/ChunkManager.java          |   8 +
 .../src/main/proto/DatanodeClientProtocol.proto    |   1 +
 .../rpc/TestContainerStateMachineStream.java       | 183 +++++++++++++++++++++
 12 files changed, 364 insertions(+), 63 deletions(-)

diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/impl/HddsDispatcher.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/impl/HddsDispatcher.java
index 2e0f1de496..e81308a4f3 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/impl/HddsDispatcher.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/impl/HddsDispatcher.java
@@ -66,6 +66,7 @@ import com.google.protobuf.ServiceException;
 import static org.apache.hadoop.hdds.scm.protocolPB.ContainerCommandResponseBuilders.malformedRequest;
 import static org.apache.hadoop.hdds.scm.protocolPB.ContainerCommandResponseBuilders.unsupportedRequest;
 
+import org.apache.ratis.statemachine.StateMachine;
 import org.apache.ratis.thirdparty.com.google.protobuf.ProtocolMessageEnum;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -675,4 +676,21 @@ public class HddsDispatcher implements ContainerDispatcher, Auditor {
     default: return false;
     }
   }
+
+  @Override
+  public StateMachine.DataChannel getStreamDataChannel(
+          ContainerCommandRequestProto msg)
+          throws StorageContainerException {
+    long containerID = msg.getContainerID();
+    Container container = getContainer(containerID);
+    if (container != null) {
+      Handler handler = getHandler(getContainerType(container));
+      return handler.getStreamDataChannel(container, msg);
+    } else {
+      throw new StorageContainerException(
+              "ContainerID " + containerID + " does not exist",
+              ContainerProtos.Result.CONTAINER_NOT_FOUND);
+    }
+  }
+
 }
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/interfaces/ContainerDispatcher.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/interfaces/ContainerDispatcher.java
index a2e397d546..d02bae0a35 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/interfaces/ContainerDispatcher.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/interfaces/ContainerDispatcher.java
@@ -25,6 +25,7 @@ import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos
     .ContainerCommandResponseProto;
 import org.apache.hadoop.hdds.scm.container.common.helpers.StorageContainerException;
 import org.apache.hadoop.ozone.container.common.transport.server.ratis.DispatcherContext;
+import org.apache.ratis.statemachine.StateMachine;
 
 import java.util.Map;
 
@@ -84,4 +85,13 @@ public interface ContainerDispatcher {
    * @param clusterId
    */
   void setClusterId(String clusterId);
+
+  /**
+   * When uploading using stream, get StreamDataChannel.
+   */
+  default StateMachine.DataChannel getStreamDataChannel(
+      ContainerCommandRequestProto msg) throws StorageContainerException {
+    throw new UnsupportedOperationException(
+        "getStreamDataChannel not supported.");
+  }
 }
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/interfaces/Handler.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/interfaces/Handler.java
index 1dbd588d33..7401aa545d 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/interfaces/Handler.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/interfaces/Handler.java
@@ -36,6 +36,7 @@ import org.apache.hadoop.ozone.container.common.transport.server.ratis.Dispatche
 import org.apache.hadoop.ozone.container.common.volume.VolumeSet;
 import org.apache.hadoop.ozone.container.keyvalue.KeyValueHandler;
 import org.apache.hadoop.ozone.container.keyvalue.TarContainerPacker;
+import org.apache.ratis.statemachine.StateMachine;
 
 /**
  * Dispatcher sends ContainerCommandRequests to Handler. Each Container Type
@@ -80,6 +81,10 @@ public abstract class Handler {
     }
   }
 
+  public abstract StateMachine.DataChannel getStreamDataChannel(
+          Container container, ContainerCommandRequestProto msg)
+          throws StorageContainerException;
+
   /**
    * Returns the Id of this datanode.
    *
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
index 83255e0450..3ef9477d97 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
@@ -25,7 +25,6 @@ import java.io.IOException;
 import java.io.OutputStream;
 import java.util.Arrays;
 import java.util.Collection;
-import java.nio.file.Paths;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.CompletableFuture;
@@ -82,6 +81,7 @@ import org.apache.ratis.server.RaftServer;
 import org.apache.ratis.server.protocol.TermIndex;
 import org.apache.ratis.server.raftlog.RaftLog;
 import org.apache.ratis.server.storage.RaftStorage;
+import org.apache.ratis.statemachine.StateMachine;
 import org.apache.ratis.statemachine.StateMachineStorage;
 import org.apache.ratis.statemachine.TransactionContext;
 import org.apache.ratis.statemachine.impl.BaseStateMachine;
@@ -513,6 +513,19 @@ public class ContainerStateMachine extends BaseStateMachine {
     return raftFuture;
   }
 
+  private StateMachine.DataChannel getStreamDataChannel(
+          ContainerCommandRequestProto requestProto,
+          DispatcherContext context) throws StorageContainerException {
+    if (LOG.isDebugEnabled()) {
+      LOG.debug("{}: getStreamDataChannel {} containerID={} pipelineID={} " +
+                      "traceID={}", gid, requestProto.getCmdType(),
+              requestProto.getContainerID(), requestProto.getPipelineID(),
+              requestProto.getTraceID());
+    }
+    runCommand(requestProto, context);  // stream init
+    return dispatcher.getStreamDataChannel(requestProto);
+  }
+
   @Override
   public CompletableFuture<DataStream> stream(RaftClientRequest request) {
     return CompletableFuture.supplyAsync(() -> {
@@ -524,11 +537,7 @@ public class ContainerStateMachine extends BaseStateMachine {
                 .setStage(DispatcherContext.WriteChunkStage.WRITE_DATA)
                 .setContainer2BCSIDMap(container2BCSIDMap)
                 .build();
-
-        ContainerCommandResponseProto response = runCommand(
-            requestProto, context);
-        final StreamDataChannel channel = new StreamDataChannel(
-            Paths.get(response.getMessage()));
+        DataChannel channel = getStreamDataChannel(requestProto, context);
         final ExecutorService chunkExecutor = requestProto.hasWriteChunk() ?
             getChunkExecutor(requestProto.getWriteChunk()) : null;
         return new LocalStream(channel, chunkExecutor);
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/StreamDataChannel.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/StreamDataChannel.java
deleted file mode 100644
index 3df66e26dc..0000000000
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/StreamDataChannel.java
+++ /dev/null
@@ -1,57 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements.  See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership.  The ASF licenses this file
- * to you 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.
- */
-
-package org.apache.hadoop.ozone.container.common.transport.server.ratis;
-
-import org.apache.ratis.statemachine.StateMachine;
-
-import java.io.FileNotFoundException;
-import java.io.IOException;
-import java.io.RandomAccessFile;
-import java.nio.ByteBuffer;
-import java.nio.file.Path;
-
-class StreamDataChannel implements StateMachine.DataChannel {
-  private final Path path;
-  private final RandomAccessFile randomAccessFile;
-
-  StreamDataChannel(Path path) throws FileNotFoundException {
-    this.path = path;
-    this.randomAccessFile = new RandomAccessFile(path.toFile(), "rw");
-  }
-
-  @Override
-  public void force(boolean metadata) throws IOException {
-    randomAccessFile.getChannel().force(metadata);
-  }
-
-  @Override
-  public int write(ByteBuffer src) throws IOException {
-    return randomAccessFile.getChannel().write(src);
-  }
-
-  @Override
-  public boolean isOpen() {
-    return randomAccessFile.getChannel().isOpen();
-  }
-
-  @Override
-  public void close() throws IOException {
-    randomAccessFile.close();
-  }
-}
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/KeyValueHandler.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/KeyValueHandler.java
index 44e5f38a90..c72d789909 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/KeyValueHandler.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/KeyValueHandler.java
@@ -105,6 +105,7 @@ import static org.apache.hadoop.hdds.scm.protocolPB.ContainerCommandResponseBuil
 import static org.apache.hadoop.hdds.scm.protocolPB.ContainerCommandResponseBuilders.unsupportedRequest;
 import static org.apache.hadoop.hdds.scm.utils.ClientCommandsUtils.getReadChunkVersion;
 
+import org.apache.ratis.statemachine.StateMachine;
 import org.apache.ratis.thirdparty.com.google.protobuf.ByteString;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
@@ -178,6 +179,17 @@ public class KeyValueHandler extends Handler {
     return volumeChoosingPolicy;
   }
 
+  @Override
+  public StateMachine.DataChannel getStreamDataChannel(
+          Container container, ContainerCommandRequestProto msg)
+          throws StorageContainerException {
+    KeyValueContainer kvContainer = (KeyValueContainer) container;
+    checkContainerOpen(kvContainer);
+    BlockID blockID = BlockID.getFromProtobuf(msg.getWriteChunk().getBlockID());
+    return chunkManager.getStreamDataChannel(kvContainer,
+            blockID, metrics);
+  }
+
   @Override
   public void stop() {
   }
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/ChunkManagerDispatcher.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/ChunkManagerDispatcher.java
index 3e2ab46470..92f6327447 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/ChunkManagerDispatcher.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/ChunkManagerDispatcher.java
@@ -25,6 +25,7 @@ import org.apache.hadoop.hdds.scm.container.common.helpers.StorageContainerExcep
 import org.apache.hadoop.ozone.common.ChunkBuffer;
 import org.apache.hadoop.ozone.container.common.helpers.BlockData;
 import org.apache.hadoop.ozone.container.common.helpers.ChunkInfo;
+import org.apache.hadoop.ozone.container.common.helpers.ContainerMetrics;
 import org.apache.hadoop.ozone.container.common.transport.server.ratis.DispatcherContext;
 import org.apache.hadoop.ozone.container.common.impl.ContainerLayoutVersion;
 import org.apache.hadoop.ozone.container.common.volume.VolumeSet;
@@ -33,6 +34,7 @@ import org.apache.hadoop.ozone.container.keyvalue.interfaces.BlockManager;
 import org.apache.hadoop.ozone.container.keyvalue.interfaces.ChunkManager;
 import org.apache.hadoop.ozone.container.common.interfaces.Container;
 
+import org.apache.ratis.statemachine.StateMachine;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -79,6 +81,14 @@ public class ChunkManagerDispatcher implements ChunkManager {
         .streamInit(container, blockID);
   }
 
+  @Override
+  public StateMachine.DataChannel getStreamDataChannel(
+          Container container, BlockID blockID, ContainerMetrics metrics)
+          throws StorageContainerException {
+    return selectHandler(container)
+            .getStreamDataChannel(container, blockID, metrics);
+  }
+
   @Override
   public void finishWriteChunks(KeyValueContainer kvContainer,
       BlockData blockData) throws IOException {
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/FilePerBlockStrategy.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/FilePerBlockStrategy.java
index 9efc6bc351..23db342da0 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/FilePerBlockStrategy.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/FilePerBlockStrategy.java
@@ -32,6 +32,7 @@ import org.apache.hadoop.ozone.common.ChunkBuffer;
 import org.apache.hadoop.ozone.common.utils.BufferUtils;
 import org.apache.hadoop.ozone.container.common.helpers.BlockData;
 import org.apache.hadoop.ozone.container.common.helpers.ChunkInfo;
+import org.apache.hadoop.ozone.container.common.helpers.ContainerMetrics;
 import org.apache.hadoop.ozone.container.common.transport.server.ratis.DispatcherContext;
 import org.apache.hadoop.ozone.container.common.volume.VolumeSet;
 import org.apache.hadoop.ozone.container.keyvalue.KeyValueContainer;
@@ -42,6 +43,7 @@ import org.apache.hadoop.ozone.container.keyvalue.interfaces.BlockManager;
 import org.apache.hadoop.ozone.container.keyvalue.interfaces.ChunkManager;
 import org.apache.hadoop.ozone.container.common.interfaces.Container;
 
+import org.apache.ratis.statemachine.StateMachine;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -97,6 +99,16 @@ public class FilePerBlockStrategy implements ChunkManager {
     return chunkFile.getAbsolutePath();
   }
 
+  @Override
+  public StateMachine.DataChannel getStreamDataChannel(
+          Container container, BlockID blockID, ContainerMetrics metrics)
+          throws StorageContainerException {
+    checkLayoutVersion(container);
+    File chunkFile = getChunkFile(container, blockID, null);
+    return new KeyValueStreamDataChannel(chunkFile,
+        container.getContainerData(), metrics);
+  }
+
   @Override
   public void writeChunk(Container container, BlockID blockID, ChunkInfo info,
       ChunkBuffer data, DispatcherContext dispatcherContext)
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java
new file mode 100644
index 0000000000..c0570f5d4d
--- /dev/null
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java
@@ -0,0 +1,90 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+package org.apache.hadoop.ozone.container.keyvalue.impl;
+
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos;
+import org.apache.hadoop.hdds.scm.container.common.helpers.StorageContainerException;
+import org.apache.hadoop.ozone.container.common.helpers.ContainerMetrics;
+import org.apache.hadoop.ozone.container.common.impl.ContainerData;
+import org.apache.ratis.statemachine.StateMachine;
+
+import java.io.File;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.RandomAccessFile;
+import java.nio.ByteBuffer;
+
+/**
+ * This class is used to get the DataChannel for streaming.
+ */
+class KeyValueStreamDataChannel implements StateMachine.DataChannel {
+  private final RandomAccessFile randomAccessFile;
+  private final File file;
+
+  private final ContainerData containerData;
+  private final ContainerMetrics metrics;
+
+  KeyValueStreamDataChannel(File file, ContainerData containerData,
+                            ContainerMetrics metrics)
+      throws StorageContainerException {
+    try {
+      this.file = file;
+      this.randomAccessFile = new RandomAccessFile(file, "rw");
+    } catch (FileNotFoundException e) {
+      throw new StorageContainerException("BlockFile not exists with " +
+          "container Id " + containerData.getContainerID() +
+          " file " + file.getAbsolutePath(),
+          ContainerProtos.Result.IO_EXCEPTION);
+    }
+    this.containerData = containerData;
+    this.metrics = metrics;
+  }
+
+  @Override
+  public void force(boolean metadata) throws IOException {
+    randomAccessFile.getChannel().force(metadata);
+  }
+
+  @Override
+  public int write(ByteBuffer src) throws IOException {
+    int writeBytes = randomAccessFile.getChannel().write(src);
+    metrics
+        .incContainerBytesStats(ContainerProtos.Type.StreamWrite, writeBytes);
+    containerData.updateWriteStats(writeBytes, false);
+    return writeBytes;
+  }
+
+  @Override
+  public boolean isOpen() {
+    return randomAccessFile.getChannel().isOpen();
+  }
+
+  @Override
+  public void close() throws IOException {
+    randomAccessFile.close();
+  }
+
+  @Override
+  public String toString() {
+    return "KeyValueStreamDataChannel{" +
+        "File=" + file.getAbsolutePath() +
+        ", containerID=" + containerData.getContainerID() +
+        '}';
+  }
+}
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/interfaces/ChunkManager.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/interfaces/ChunkManager.java
index ba06eebd69..7a64f07628 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/interfaces/ChunkManager.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/interfaces/ChunkManager.java
@@ -25,9 +25,11 @@ import org.apache.hadoop.ozone.common.ChecksumData;
 import org.apache.hadoop.ozone.common.ChunkBuffer;
 import org.apache.hadoop.ozone.container.common.helpers.BlockData;
 import org.apache.hadoop.ozone.container.common.helpers.ChunkInfo;
+import org.apache.hadoop.ozone.container.common.helpers.ContainerMetrics;
 import org.apache.hadoop.ozone.container.common.interfaces.Container;
 import org.apache.hadoop.ozone.container.common.transport.server.ratis.DispatcherContext;
 import org.apache.hadoop.ozone.container.keyvalue.KeyValueContainer;
+import org.apache.ratis.statemachine.StateMachine;
 
 import java.io.IOException;
 import java.nio.ByteBuffer;
@@ -109,6 +111,12 @@ public interface ChunkManager {
     return null;
   }
 
+  default StateMachine.DataChannel getStreamDataChannel(
+          Container container, BlockID blockID, ContainerMetrics metrics)
+          throws StorageContainerException {
+    return null;
+  }
+
   static long getBufferCapacityForChunkRead(ChunkInfo chunkInfo,
       long defaultReadBufferCapacity) {
     long bufferCapacity = 0;
diff --git a/hadoop-hdds/interface-client/src/main/proto/DatanodeClientProtocol.proto b/hadoop-hdds/interface-client/src/main/proto/DatanodeClientProtocol.proto
index 62e8b9a55e..b87a0e8df5 100644
--- a/hadoop-hdds/interface-client/src/main/proto/DatanodeClientProtocol.proto
+++ b/hadoop-hdds/interface-client/src/main/proto/DatanodeClientProtocol.proto
@@ -102,6 +102,7 @@ enum Type {
   GetCommittedBlockLength = 18;
 
   StreamInit = 19;
+  StreamWrite = 20;
 }
 
 
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestContainerStateMachineStream.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestContainerStateMachineStream.java
new file mode 100644
index 0000000000..3b17450376
--- /dev/null
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestContainerStateMachineStream.java
@@ -0,0 +1,183 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with this
+ * work for additional information regarding copyright ownership.  The ASF
+ * licenses this file to you 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
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * 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.
+ */
+
+package org.apache.hadoop.ozone.client.rpc;
+
+
+import org.apache.hadoop.hdds.client.ReplicationType;
+import org.apache.hadoop.hdds.conf.DatanodeRatisServerConfig;
+import org.apache.hadoop.hdds.conf.OzoneConfiguration;
+import org.apache.hadoop.hdds.protocol.proto.HddsProtos;
+import org.apache.hadoop.hdds.ratis.conf.RatisClientConfig;
+import org.apache.hadoop.hdds.scm.OzoneClientConfig;
+import org.apache.hadoop.ozone.HddsDatanodeService;
+import org.apache.hadoop.ozone.MiniOzoneCluster;
+import org.apache.hadoop.ozone.OzoneConfigKeys;
+import org.apache.hadoop.ozone.client.ObjectStore;
+import org.apache.hadoop.ozone.client.OzoneClient;
+import org.apache.hadoop.ozone.client.OzoneClientFactory;
+import org.apache.hadoop.ozone.client.io.KeyDataStreamOutput;
+import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
+import org.apache.hadoop.ozone.container.ContainerTestHelper;
+import org.apache.hadoop.ozone.container.TestHelper;
+import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfo;
+import org.junit.After;
+import org.junit.Assert;
+import org.junit.Before;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.Timeout;
+
+import java.io.IOException;
+import java.nio.ByteBuffer;
+import java.time.Duration;
+import java.util.List;
+import java.util.UUID;
+import java.util.concurrent.TimeUnit;
+
+import static java.nio.charset.StandardCharsets.UTF_8;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_COMMAND_STATUS_REPORT_INTERVAL;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_CONTAINER_REPORT_INTERVAL;
+import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_PIPELINE_REPORT_INTERVAL;
+import static org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_SCM_PIPELINE_DESTROY_TIMEOUT;
+import static org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_SCM_STALENODE_INTERVAL;
+
+/**
+ * Tests the containerStateMachine stream handling.
+ */
+public class TestContainerStateMachineStream {
+
+  /**
+   * Set a timeout for each test.
+   */
+  @Rule
+  public Timeout timeout = Timeout.seconds(300);
+
+  private MiniOzoneCluster cluster;
+  private OzoneConfiguration conf = new OzoneConfiguration();
+  private OzoneClient client;
+  private ObjectStore objectStore;
+  private String volumeName;
+  private String bucketName;
+
+  /**
+   * Create a MiniDFSCluster for testing.
+   *
+   * @throws IOException
+   */
+  @Before
+  public void setup() throws Exception {
+    conf = new OzoneConfiguration();
+
+    OzoneClientConfig clientConfig = conf.getObject(OzoneClientConfig.class);
+    clientConfig.setStreamBufferFlushDelay(false);
+    conf.setFromObject(clientConfig);
+
+    conf.setTimeDuration(HDDS_CONTAINER_REPORT_INTERVAL, 200,
+        TimeUnit.MILLISECONDS);
+    conf.setTimeDuration(HDDS_COMMAND_STATUS_REPORT_INTERVAL, 200,
+        TimeUnit.MILLISECONDS);
+    conf.setTimeDuration(HDDS_PIPELINE_REPORT_INTERVAL, 200,
+        TimeUnit.MILLISECONDS);
+    conf.setTimeDuration(OZONE_SCM_STALENODE_INTERVAL, 30, TimeUnit.SECONDS);
+    conf.setTimeDuration(OZONE_SCM_PIPELINE_DESTROY_TIMEOUT, 1,
+        TimeUnit.SECONDS);
+
+    RatisClientConfig ratisClientConfig =
+        conf.getObject(RatisClientConfig.class);
+    ratisClientConfig.setWriteRequestTimeout(Duration.ofSeconds(10));
+    ratisClientConfig.setWatchRequestTimeout(Duration.ofSeconds(10));
+    conf.setFromObject(ratisClientConfig);
+
+    DatanodeRatisServerConfig ratisServerConfig =
+        conf.getObject(DatanodeRatisServerConfig.class);
+    ratisServerConfig.setRequestTimeOut(Duration.ofSeconds(3));
+    ratisServerConfig.setWatchTimeOut(Duration.ofSeconds(10));
+    conf.setFromObject(ratisServerConfig);
+
+    RatisClientConfig.RaftConfig raftClientConfig =
+        conf.getObject(RatisClientConfig.RaftConfig.class);
+    raftClientConfig.setRpcRequestTimeout(Duration.ofSeconds(3));
+    raftClientConfig.setRpcWatchRequestTimeout(Duration.ofSeconds(10));
+    conf.setFromObject(raftClientConfig);
+
+    conf.setLong(OzoneConfigKeys.DFS_RATIS_SNAPSHOT_THRESHOLD_KEY, 1);
+    conf.setQuietMode(false);
+    cluster =
+        MiniOzoneCluster.newBuilder(conf).setNumDatanodes(3).setHbInterval(200)
+            .build();
+    cluster.waitForClusterToBeReady();
+    cluster.waitForPipelineTobeReady(HddsProtos.ReplicationFactor.ONE, 60000);
+    //the easiest way to create an open container is creating a key
+    client = OzoneClientFactory.getRpcClient(conf);
+    objectStore = client.getObjectStore();
+
+    volumeName = "testcontainerstatemachinestream";
+    bucketName = "teststreambucket";
+    objectStore.createVolume(volumeName);
+    objectStore.getVolume(volumeName).createBucket(bucketName);
+
+  }
+
+  /**
+   * Shutdown MiniDFSCluster.
+   */
+  @After
+  public void shutdown() {
+    if (cluster != null) {
+      cluster.shutdown();
+    }
+  }
+
+  @Test
+  public void testContainerStateMachineForStreaming() throws Exception {
+    long size = 1024 * 8;
+
+    OzoneDataStreamOutput key = TestHelper.createStreamKey(
+        "ozone-stream-test.txt", ReplicationType.RATIS, size, objectStore,
+        volumeName, bucketName);
+
+    byte[] data =
+        ContainerTestHelper
+            .getFixedLengthString(UUID.randomUUID().toString(),
+                (int) (size / 2))
+            .getBytes(UTF_8);
+    key.write(ByteBuffer.wrap(data));
+    key.write(ByteBuffer.wrap(data));
+
+    key.flush();
+
+    KeyDataStreamOutput streamOutput =
+        (KeyDataStreamOutput) key.getByteBufStreamOutput();
+    List<OmKeyLocationInfo> locationInfoList =
+        streamOutput.getLocationInfoList();
+
+    key.close();
+
+    OmKeyLocationInfo omKeyLocationInfo = locationInfoList.get(0);
+    HddsDatanodeService dn = TestHelper.getDatanodeService(omKeyLocationInfo,
+        cluster);
+
+    long bytesUsed = dn.getDatanodeStateMachine()
+        .getContainer().getContainerSet()
+        .getContainer(omKeyLocationInfo.getContainerID()).
+            getContainerData().getBytesUsed();
+
+    Assert.assertTrue(bytesUsed == size);
+  }
+
+}


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[ozone] 17/36: HDDS-5743. [Ozone-Streaming] Add option to write files via streaming api in ofs and o3fs. (#2770)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 49564be02a68d4fbd4146ca04a4ccde993384301
Author: Sadanand Shenoy <sa...@gmail.com>
AuthorDate: Fri Nov 19 12:14:05 2021 +0530

    HDDS-5743. [Ozone-Streaming] Add option to write files via streaming api in ofs and o3fs. (#2770)
---
 .../org/apache/hadoop/ozone/OzoneConfigKeys.java   |   7 ++
 .../common/src/main/resources/ozone-default.xml    |   7 ++
 .../apache/hadoop/ozone/client/OzoneBucket.java    |   8 ++
 .../ozone/client/protocol/ClientProtocol.java      |   5 +
 .../apache/hadoop/ozone/client/rpc/RpcClient.java  |  20 ++++
 .../fs/ozone/BasicOzoneClientAdapterImpl.java      |  33 +++++++
 .../hadoop/fs/ozone/BasicOzoneFileSystem.java      |   8 ++
 .../ozone/BasicRootedOzoneClientAdapterImpl.java   |  39 ++++++++
 .../fs/ozone/BasicRootedOzoneFileSystem.java       |   8 ++
 .../apache/hadoop/fs/ozone/OzoneClientAdapter.java |   3 +
 .../hadoop/fs/ozone/OzoneFSDataStreamOutput.java   | 103 +++++++++++++++++++++
 11 files changed, 241 insertions(+)

diff --git a/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/OzoneConfigKeys.java b/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/OzoneConfigKeys.java
index 7ee874a60b..de238e207f 100644
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/OzoneConfigKeys.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/OzoneConfigKeys.java
@@ -97,6 +97,13 @@ public final class OzoneConfigKeys {
   public static final int DFS_CONTAINER_RATIS_DATASTREAM_PORT_DEFAULT
       = 9855;
 
+  /**
+   * Flag to enable ratis streaming on filesystem writes.
+   */
+  public static final String OZONE_FS_DATASTREAM_ENABLE =
+      "ozone.fs.datastream.enable";
+  public static final boolean OZONE_FS_DATASTREAM_ENABLE_DEFAULT = false;
+
   /**
    * When set to true, allocate a random free port for ozone container, so that
    * a mini cluster is able to launch multiple containers on a node.
diff --git a/hadoop-hdds/common/src/main/resources/ozone-default.xml b/hadoop-hdds/common/src/main/resources/ozone-default.xml
index e4d753d1b9..8dfa81a633 100644
--- a/hadoop-hdds/common/src/main/resources/ozone-default.xml
+++ b/hadoop-hdds/common/src/main/resources/ozone-default.xml
@@ -3209,4 +3209,11 @@
       log level is debug. Ex: "CREATE_CONTAINER,READ_CONTAINER,UPDATE_CONTAINER".
     </description>
   </property>
+  <property>
+    <name>ozone.fs.datastream.enable</name>
+    <value>false</value>
+    <tag>OZONE, DATANODE</tag>
+    <description> To enable/disable filesystem write via ratis streaming.
+    </description>
+  </property>
 </configuration>
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/OzoneBucket.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/OzoneBucket.java
index bf7f618b96..3cd0ca7f62 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/OzoneBucket.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/OzoneBucket.java
@@ -952,6 +952,14 @@ public class OzoneBucket extends WithMetadata {
             overWrite, recursive);
   }
 
+  public OzoneDataStreamOutput createStreamFile(String keyName, long size,
+      ReplicationConfig replicationConfig, boolean overWrite,
+      boolean recursive) throws IOException {
+    return proxy
+        .createStreamFile(volumeName, name, keyName, size, replicationConfig,
+            overWrite, recursive);
+  }
+
   /**
    * List the status for a file or a directory and its contents.
    *
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/protocol/ClientProtocol.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/protocol/ClientProtocol.java
index 5083f5a78a..6e0cc6602f 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/protocol/ClientProtocol.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/protocol/ClientProtocol.java
@@ -702,6 +702,11 @@ public interface ClientProtocol {
       String keyName, long size, ReplicationConfig replicationConfig,
       boolean overWrite, boolean recursive) throws IOException;
 
+  @SuppressWarnings("checkstyle:parameternumber")
+  OzoneDataStreamOutput createStreamFile(String volumeName, String bucketName,
+      String keyName, long size, ReplicationConfig replicationConfig,
+      boolean overWrite, boolean recursive) throws IOException;
+
 
   /**
    * List the status for a file or a directory and its contents.
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java
index a576b9e93e..af03a97b09 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java
@@ -1639,6 +1639,26 @@ public class RpcClient implements ClientProtocol {
     return createOutputStream(keySession, UUID.randomUUID().toString());
   }
 
+  @Override
+  public OzoneDataStreamOutput createStreamFile(String volumeName,
+      String bucketName, String keyName, long size,
+      ReplicationConfig replicationConfig, boolean overWrite, boolean recursive)
+      throws IOException {
+    OmKeyArgs keyArgs = new OmKeyArgs.Builder()
+        .setVolumeName(volumeName)
+        .setBucketName(bucketName)
+        .setKeyName(keyName)
+        .setDataSize(size)
+        .setReplicationConfig(replicationConfig)
+        .setAcls(getAclList())
+        .setLatestVersionLocation(getLatestVersionLocation)
+        .build();
+    OpenKeySession keySession =
+        ozoneManagerClient.createFile(keyArgs, overWrite, recursive);
+    return createDataStreamOutput(keySession, UUID.randomUUID().toString(),
+        replicationConfig);
+  }
+
   @Override
   public List<OzoneFileStatus> listStatus(String volumeName, String bucketName,
       String keyName, boolean recursive, String startKey, long numEntries)
diff --git a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicOzoneClientAdapterImpl.java b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicOzoneClientAdapterImpl.java
index bec00e9299..be919b76fe 100644
--- a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicOzoneClientAdapterImpl.java
+++ b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicOzoneClientAdapterImpl.java
@@ -53,6 +53,7 @@ import org.apache.hadoop.ozone.client.OzoneClient;
 import org.apache.hadoop.ozone.client.OzoneClientFactory;
 import org.apache.hadoop.ozone.client.OzoneKey;
 import org.apache.hadoop.ozone.client.OzoneVolume;
+import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
 import org.apache.hadoop.ozone.client.io.OzoneOutputStream;
 import org.apache.hadoop.ozone.common.MonotonicClock;
 import org.apache.hadoop.ozone.om.exceptions.OMException;
@@ -265,6 +266,38 @@ public class BasicOzoneClientAdapterImpl implements OzoneClientAdapter {
     return this.bucketReplicationConfig;
   }
 
+  @Override
+  public OzoneFSDataStreamOutput createStreamFile(String key, short replication,
+      boolean overWrite, boolean recursive) throws IOException {
+    incrementCounter(Statistic.OBJECTS_CREATED, 1);
+    try {
+      OzoneDataStreamOutput ozoneDataStreamOutput = null;
+      if (replication == ReplicationFactor.ONE.getValue()
+          || replication == ReplicationFactor.THREE.getValue()) {
+
+        ReplicationConfig customReplicationConfig =
+            ReplicationConfig.adjustReplication(bucketReplicationConfig,
+                replication, config);
+        ozoneDataStreamOutput = bucket
+            .createStreamFile(key, 0, customReplicationConfig, overWrite,
+                recursive);
+      } else {
+        ozoneDataStreamOutput = bucket.createStreamFile(
+            key, 0, bucketReplicationConfig, overWrite, recursive);
+      }
+      return new OzoneFSDataStreamOutput(
+          ozoneDataStreamOutput.getByteBufStreamOutput());
+    } catch (OMException ex) {
+      if (ex.getResult() == OMException.ResultCodes.FILE_ALREADY_EXISTS
+          || ex.getResult() == OMException.ResultCodes.NOT_A_FILE) {
+        throw new FileAlreadyExistsException(
+            ex.getResult().name() + ": " + ex.getMessage());
+      } else {
+        throw ex;
+      }
+    }
+  }
+
   @Override
   public void renameKey(String key, String newKeyName) throws IOException {
     incrementCounter(Statistic.OBJECTS_RENAMED, 1);
diff --git a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicOzoneFileSystem.java b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicOzoneFileSystem.java
index 910ca45584..645992c3ab 100644
--- a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicOzoneFileSystem.java
+++ b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicOzoneFileSystem.java
@@ -42,6 +42,7 @@ import org.apache.hadoop.hdds.conf.ConfigurationSource;
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
 import org.apache.hadoop.hdds.conf.StorageUnit;
 import org.apache.hadoop.hdds.utils.LegacyHadoopConfigurationSource;
+import org.apache.hadoop.ozone.OzoneConfigKeys;
 import org.apache.hadoop.ozone.om.exceptions.OMException;
 import org.apache.hadoop.ozone.om.helpers.OzoneFSUtils;
 import org.apache.hadoop.security.UserGroupInformation;
@@ -259,6 +260,13 @@ public class BasicOzoneFileSystem extends FileSystem {
 
   private FSDataOutputStream createOutputStream(String key, short replication,
       boolean overwrite, boolean recursive) throws IOException {
+    boolean isRatisStreamingEnabled = getConf().getBoolean(
+        OzoneConfigKeys.OZONE_FS_DATASTREAM_ENABLE,
+        OzoneConfigKeys.OZONE_FS_DATASTREAM_ENABLE_DEFAULT);
+    if (isRatisStreamingEnabled){
+      return new FSDataOutputStream(adapter.createStreamFile(key,
+          replication, overwrite, recursive), statistics);
+    }
     return new FSDataOutputStream(adapter.createFile(key,
         replication, overwrite, recursive), statistics);
   }
diff --git a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicRootedOzoneClientAdapterImpl.java b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicRootedOzoneClientAdapterImpl.java
index 052c6c8ba6..5295aa33d6 100644
--- a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicRootedOzoneClientAdapterImpl.java
+++ b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicRootedOzoneClientAdapterImpl.java
@@ -60,6 +60,7 @@ import org.apache.hadoop.ozone.client.OzoneClient;
 import org.apache.hadoop.ozone.client.OzoneClientFactory;
 import org.apache.hadoop.ozone.client.OzoneKey;
 import org.apache.hadoop.ozone.client.OzoneVolume;
+import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
 import org.apache.hadoop.ozone.client.io.OzoneOutputStream;
 import org.apache.hadoop.ozone.client.protocol.ClientProtocol;
 import org.apache.hadoop.ozone.om.exceptions.OMException;
@@ -352,6 +353,44 @@ public class BasicRootedOzoneClientAdapterImpl
     }
   }
 
+  @Override
+  public OzoneFSDataStreamOutput createStreamFile(String pathStr,
+      short replication, boolean overWrite, boolean recursive)
+      throws IOException {
+    incrementCounter(Statistic.OBJECTS_CREATED, 1);
+    OFSPath ofsPath = new OFSPath(pathStr);
+    if (ofsPath.isRoot() || ofsPath.isVolume() || ofsPath.isBucket()) {
+      throw new IOException("Cannot create file under root or volume.");
+    }
+    String key = ofsPath.getKeyName();
+    try {
+      // Hadoop CopyCommands class always sets recursive to true
+      OzoneBucket bucket = getBucket(ofsPath, recursive);
+      OzoneDataStreamOutput ozoneDataStreamOutput = null;
+      if (replication == ReplicationFactor.ONE.getValue()
+          || replication == ReplicationFactor.THREE.getValue()) {
+
+        ozoneDataStreamOutput = bucket.createStreamFile(key, 0,
+            ReplicationConfig.adjustReplication(
+                clientConfiguredReplicationConfig, replication, config),
+            overWrite, recursive);
+      } else {
+        ozoneDataStreamOutput = bucket.createStreamFile(
+            key, 0, clientConfiguredReplicationConfig, overWrite, recursive);
+      }
+      return new OzoneFSDataStreamOutput(
+          ozoneDataStreamOutput.getByteBufStreamOutput());
+    } catch (OMException ex) {
+      if (ex.getResult() == OMException.ResultCodes.FILE_ALREADY_EXISTS
+          || ex.getResult() == OMException.ResultCodes.NOT_A_FILE) {
+        throw new FileAlreadyExistsException(
+            ex.getResult().name() + ": " + ex.getMessage());
+      } else {
+        throw ex;
+      }
+    }
+  }
+
   @Override
   public void renameKey(String key, String newKeyName) throws IOException {
     throw new IOException("OFS doesn't support renameKey, use rename instead.");
diff --git a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicRootedOzoneFileSystem.java b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicRootedOzoneFileSystem.java
index 0360e345b2..0bed09ba8a 100644
--- a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicRootedOzoneFileSystem.java
+++ b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicRootedOzoneFileSystem.java
@@ -41,6 +41,7 @@ import org.apache.hadoop.hdds.conf.OzoneConfiguration;
 import org.apache.hadoop.hdds.conf.StorageUnit;
 import org.apache.hadoop.hdds.utils.LegacyHadoopConfigurationSource;
 import org.apache.hadoop.ozone.OFSPath;
+import org.apache.hadoop.ozone.OzoneConfigKeys;
 import org.apache.hadoop.ozone.client.OzoneBucket;
 import org.apache.hadoop.ozone.client.OzoneVolume;
 import org.apache.hadoop.ozone.om.exceptions.OMException;
@@ -235,6 +236,13 @@ public class BasicRootedOzoneFileSystem extends FileSystem {
 
   private FSDataOutputStream createOutputStream(String key, short replication,
       boolean overwrite, boolean recursive) throws IOException {
+    boolean isRatisStreamingEnabled = getConf().getBoolean(
+        OzoneConfigKeys.OZONE_FS_DATASTREAM_ENABLE,
+        OzoneConfigKeys.OZONE_FS_DATASTREAM_ENABLE_DEFAULT);
+    if (isRatisStreamingEnabled){
+      return new FSDataOutputStream(adapter.createStreamFile(key,
+          replication, overwrite, recursive), statistics);
+    }
     return new FSDataOutputStream(adapter.createFile(key,
         replication, overwrite, recursive), statistics);
   }
diff --git a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/OzoneClientAdapter.java b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/OzoneClientAdapter.java
index 31bf351f01..24566cb83f 100644
--- a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/OzoneClientAdapter.java
+++ b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/OzoneClientAdapter.java
@@ -45,6 +45,9 @@ public interface OzoneClientAdapter {
   OzoneFSOutputStream createFile(String key, short replication,
       boolean overWrite, boolean recursive) throws IOException;
 
+  OzoneFSDataStreamOutput createStreamFile(String key, short replication,
+      boolean overWrite, boolean recursive) throws IOException;
+
   void renameKey(String key, String newKeyName) throws IOException;
 
   // Users should use rename instead of renameKey in OFS.
diff --git a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/OzoneFSDataStreamOutput.java b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/OzoneFSDataStreamOutput.java
new file mode 100644
index 0000000000..515dbca92b
--- /dev/null
+++ b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/OzoneFSDataStreamOutput.java
@@ -0,0 +1,103 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+package org.apache.hadoop.fs.ozone;
+
+import org.apache.hadoop.hdds.scm.storage.ByteBufferStreamOutput;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.nio.ByteBuffer;
+
+/**
+ * The ByteBuffer output stream for Ozone file system.
+ */
+public class OzoneFSDataStreamOutput extends OutputStream
+    implements ByteBufferStreamOutput {
+
+  private final ByteBufferStreamOutput byteBufferStreamOutput;
+
+  public OzoneFSDataStreamOutput(
+      ByteBufferStreamOutput byteBufferStreamOutput) {
+    this.byteBufferStreamOutput = byteBufferStreamOutput;
+  }
+
+  /**
+   * Try to write the [off:off + len) slice in ByteBuf b to DataStream.
+   *
+   * @param b   the data.
+   * @param off the start offset in the data.
+   * @param len the number of bytes to write.
+   * @throws IOException if an I/O error occurs.
+   */
+  @Override
+  public void write(ByteBuffer b, int off, int len)
+      throws IOException {
+    byteBufferStreamOutput.write(b, off, len);
+  }
+
+  /**
+   * Writes the specified byte to this output stream. The general
+   * contract for <code>write</code> is that one byte is written
+   * to the output stream. The byte to be written is the eight
+   * low-order bits of the argument <code>b</code>. The 24
+   * high-order bits of <code>b</code> are ignored.
+   * <p>
+   * Subclasses of <code>OutputStream</code> must provide an
+   * implementation for this method.
+   *
+   * @param b the <code>byte</code>.
+   * @throws IOException if an I/O error occurs. In particular,
+   *                     an <code>IOException</code> may be thrown if the
+   *                     output stream has been closed.
+   */
+  @Override
+  public void write(int b) throws IOException {
+    byte[] singleBytes = new byte[1];
+    singleBytes[0] = (byte) b;
+    byteBufferStreamOutput.write(ByteBuffer.wrap(singleBytes));
+  }
+
+  /**
+   * Flushes this DataStream output and forces any buffered output bytes
+   * to be written out.
+   *
+   * @throws IOException if an I/O error occurs.
+   */
+  @Override
+  public void flush() throws IOException {
+    byteBufferStreamOutput.flush();
+  }
+
+  /**
+   * Closes this stream and releases any system resources associated
+   * with it. If the stream is already closed then invoking this
+   * method has no effect.
+   *
+   * <p> As noted in {@link AutoCloseable#close()}, cases where the
+   * close may fail require careful attention. It is strongly advised
+   * to relinquish the underlying resources and to internally
+   * <em>mark</em> the {@code Closeable} as closed, prior to throwing
+   * the {@code IOException}.
+   *
+   * @throws IOException if an I/O error occurs
+   */
+  @Override
+  public void close() throws IOException {
+    byteBufferStreamOutput.close();
+  }
+}


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[ozone] 16/36: HDDS-5879. [Ozone-Streaming] OzoneBucket add the createMultipartStreamKey method (#2760)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit d159210cbbe7e4ef8cf6fe311f0bfcbdc61f4ef7
Author: hao guo <gu...@360.cn>
AuthorDate: Fri Nov 19 11:21:55 2021 +0800

    HDDS-5879. [Ozone-Streaming] OzoneBucket add the createMultipartStreamKey method (#2760)
---
 .../apache/hadoop/ozone/client/OzoneBucket.java    | 15 +++++
 .../ozone/client/protocol/ClientProtocol.java      | 18 ++++++
 .../apache/hadoop/ozone/client/rpc/RpcClient.java  | 64 ++++++++++++++++++++++
 .../client/rpc/TestOzoneRpcClientWithRatis.java    | 53 ++++++++++++++++++
 4 files changed, 150 insertions(+)

diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/OzoneBucket.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/OzoneBucket.java
index 89fe02d678..bf7f618b96 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/OzoneBucket.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/OzoneBucket.java
@@ -807,6 +807,21 @@ public class OzoneBucket extends WithMetadata {
         uploadID);
   }
 
+  /**
+   * Create a part key for a multipart upload key.
+   * @param key
+   * @param size
+   * @param partNumber
+   * @param uploadID
+   * @return OzoneDataStreamOutput
+   * @throws IOException
+   */
+  public OzoneDataStreamOutput createMultipartStreamKey(String key,
+      long size, int partNumber, String uploadID) throws IOException {
+    return proxy.createMultipartStreamKey(volumeName, name,
+            key, size, partNumber, uploadID);
+  }
+
   /**
    * Complete Multipart upload. This will combine all the parts and make the
    * key visible in ozone.
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/protocol/ClientProtocol.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/protocol/ClientProtocol.java
index de800b113d..5083f5a78a 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/protocol/ClientProtocol.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/protocol/ClientProtocol.java
@@ -478,6 +478,24 @@ public interface ClientProtocol {
                                        int partNumber, String uploadID)
       throws IOException;
 
+  /**
+   * Create a part key for a multipart upload key.
+   * @param volumeName
+   * @param bucketName
+   * @param keyName
+   * @param size
+   * @param partNumber
+   * @param uploadID
+   * @return OzoneDataStreamOutput
+   * @throws IOException
+   */
+  OzoneDataStreamOutput createMultipartStreamKey(String volumeName,
+                                                 String bucketName,
+                                                 String keyName, long size,
+                                                 int partNumber,
+                                                 String uploadID)
+      throws IOException;
+
   /**
    * Complete Multipart upload. This will combine all the parts and make the
    * key visible in ozone.
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java
index fb41a216a7..a576b9e93e 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java
@@ -1377,6 +1377,70 @@ public class RpcClient implements ClientProtocol {
     }
   }
 
+  @Override
+  public OzoneDataStreamOutput createMultipartStreamKey(
+      String volumeName,
+      String bucketName,
+      String keyName,
+      long size,
+      int partNumber,
+      String uploadID)
+      throws IOException {
+    verifyVolumeName(volumeName);
+    verifyBucketName(bucketName);
+    if (checkKeyNameEnabled) {
+      HddsClientUtils.verifyKeyName(keyName);
+    }
+    HddsClientUtils.checkNotNull(keyName, uploadID);
+    Preconditions.checkArgument(partNumber > 0 && partNumber <= 10000, "Part " +
+        "number should be greater than zero and less than or equal to 10000");
+    Preconditions.checkArgument(size >= 0, "size should be greater than or " +
+        "equal to zero");
+    String requestId = UUID.randomUUID().toString();
+
+    OmKeyArgs keyArgs = new OmKeyArgs.Builder()
+        .setVolumeName(volumeName)
+        .setBucketName(bucketName)
+        .setKeyName(keyName)
+        .setDataSize(size)
+        .setIsMultipartKey(true)
+        .setMultipartUploadID(uploadID)
+        .setMultipartUploadPartNumber(partNumber)
+        .setAcls(getAclList())
+        .build();
+
+    OpenKeySession openKey = ozoneManagerClient.openKey(keyArgs);
+
+    KeyDataStreamOutput keyOutputStream =
+        new KeyDataStreamOutput.Builder()
+            .setHandler(openKey)
+            .setXceiverClientManager(xceiverClientManager)
+            .setOmClient(ozoneManagerClient)
+            .setRequestID(requestId)
+            .setReplicationConfig(openKey.getKeyInfo().getReplicationConfig())
+            .setMultipartNumber(partNumber)
+            .setMultipartUploadID(uploadID)
+            .setIsMultipartKey(true)
+            .enableUnsafeByteBufferConversion(unsafeByteBufferConversion)
+            .setConfig(clientConfig)
+            .build();
+    keyOutputStream
+        .addPreallocateBlocks(
+            openKey.getKeyInfo().getLatestVersionLocations(),
+            openKey.getOpenVersion());
+
+    FileEncryptionInfo feInfo = openKey.getKeyInfo().getFileEncryptionInfo();
+    if (feInfo != null) {
+      // todo: need to support file encrypt,
+      //  https://issues.apache.org/jira/browse/HDDS-5892
+      throw new UnsupportedOperationException(
+          "FileEncryptionInfo is not yet supported in " +
+              "createMultipartStreamKey");
+    } else {
+      return new OzoneDataStreamOutput(keyOutputStream);
+    }
+  }
+
   @Override
   public OmMultipartUploadCompleteInfo completeMultipartUpload(
       String volumeName, String bucketName, String keyName, String uploadID,
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestOzoneRpcClientWithRatis.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestOzoneRpcClientWithRatis.java
index 362a218af2..d9c67609e6 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestOzoneRpcClientWithRatis.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestOzoneRpcClientWithRatis.java
@@ -19,10 +19,12 @@
 package org.apache.hadoop.ozone.client.rpc;
 
 import java.io.IOException;
+import java.nio.ByteBuffer;
 import java.util.Arrays;
 import java.util.HashMap;
 import java.util.UUID;
 
+import org.apache.hadoop.hdds.client.ReplicationConfig;
 import org.apache.hadoop.hdds.client.ReplicationType;
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
 import org.apache.hadoop.hdds.scm.ScmConfigKeys;
@@ -31,12 +33,15 @@ import org.apache.hadoop.ozone.client.ObjectStore;
 import org.apache.hadoop.ozone.client.OzoneBucket;
 import org.apache.hadoop.ozone.client.OzoneClient;
 import org.apache.hadoop.ozone.client.OzoneClientFactory;
+import org.apache.hadoop.ozone.client.OzoneMultipartUploadPartListParts;
 import org.apache.hadoop.ozone.client.OzoneVolume;
+import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
 import org.apache.hadoop.ozone.client.io.OzoneInputStream;
 import org.apache.hadoop.ozone.client.io.OzoneOutputStream;
 import org.apache.hadoop.ozone.common.OzoneChecksumException;
 import org.apache.hadoop.ozone.om.OMConfigKeys;
 import org.apache.hadoop.ozone.om.helpers.OmKeyArgs;
+import org.apache.hadoop.ozone.om.helpers.OmMultipartInfo;
 import org.junit.jupiter.api.AfterAll;
 import org.junit.Assert;
 import org.junit.jupiter.api.BeforeAll;
@@ -44,6 +49,7 @@ import org.junit.jupiter.api.Test;
 
 import static java.nio.charset.StandardCharsets.UTF_8;
 import static org.apache.hadoop.hdds.client.ReplicationFactor.THREE;
+import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.fail;
 
 /**
@@ -155,4 +161,51 @@ public class TestOzoneRpcClientWithRatis extends TestOzoneRpcClientAbstract {
       }
     }
   }
+
+  @Test
+  public void testMultiPartUploadWithStream() throws IOException {
+    String volumeName = UUID.randomUUID().toString();
+    String bucketName = UUID.randomUUID().toString();
+    String keyName = UUID.randomUUID().toString();
+
+    byte[] sampleData = new byte[1024 * 8];
+
+    int valueLength = sampleData.length;
+
+    getStore().createVolume(volumeName);
+    OzoneVolume volume = getStore().getVolume(volumeName);
+    volume.createBucket(bucketName);
+    OzoneBucket bucket = volume.getBucket(bucketName);
+
+    ReplicationConfig replicationConfig =
+        ReplicationConfig.fromTypeAndFactor(
+            ReplicationType.RATIS,
+            THREE);
+
+    OmMultipartInfo multipartInfo = bucket.initiateMultipartUpload(keyName,
+        replicationConfig);
+
+    assertNotNull(multipartInfo);
+    String uploadID = multipartInfo.getUploadID();
+    Assert.assertEquals(volumeName, multipartInfo.getVolumeName());
+    Assert.assertEquals(bucketName, multipartInfo.getBucketName());
+    Assert.assertEquals(keyName, multipartInfo.getKeyName());
+    assertNotNull(multipartInfo.getUploadID());
+
+    OzoneDataStreamOutput ozoneStreamOutput = bucket.createMultipartStreamKey(
+        keyName, valueLength, 1, uploadID);
+    ozoneStreamOutput.write(ByteBuffer.wrap(sampleData), 0,
+        valueLength);
+    ozoneStreamOutput.close();
+
+    OzoneMultipartUploadPartListParts parts =
+        bucket.listParts(keyName, uploadID, 0, 1);
+
+    Assert.assertEquals(parts.getPartInfoList().size(), 1);
+
+    OzoneMultipartUploadPartListParts.PartInfo partInfo =
+        parts.getPartInfoList().get(0);
+    Assert.assertEquals(valueLength, partInfo.getSize());
+
+  }
 }


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[ozone] 32/36: HDDS-5798. [Ozone-Streaming] Setup TlsConf parameters. (#3207)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit a194579f9cd4348f2b9604cc5f0f00be0ba29511
Author: Tsz-Wo Nicholas Sze <sz...@apache.org>
AuthorDate: Sun Mar 27 17:07:28 2022 +0800

    HDDS-5798. [Ozone-Streaming] Setup TlsConf parameters. (#3207)
---
 .../common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
index d044026322..ca3170985e 100644
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
@@ -256,6 +256,7 @@ public final class RatisHelper {
       GrpcTlsConfig tlsConfig) {
     if (tlsConfig != null) {
       GrpcConfigKeys.Client.setTlsConf(parameters, tlsConfig);
+      NettyConfigKeys.DataStream.Client.setTlsConf(parameters, tlsConfig);
     }
   }
 
@@ -266,6 +267,8 @@ public final class RatisHelper {
       GrpcConfigKeys.Server.setTlsConf(parameters, serverConf);
       GrpcConfigKeys.TLS.setConf(parameters, serverConf);
       setAdminTlsConf(parameters, serverConf);
+
+      NettyConfigKeys.DataStream.Server.setTlsConf(parameters, serverConf);
     }
     setClientTlsConf(parameters, clientConf);
     return parameters;


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[ozone] 18/36: HDDS-5851. [Ozone-Streaming] Define a PutBlock/maxBuffer fixed boundary for streaming writes. (#2866)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 2ef3b47fcffd95cd18f932ac380156fa1f1cd1ab
Author: Sadanand Shenoy <sa...@gmail.com>
AuthorDate: Wed Dec 1 11:00:46 2021 +0530

    HDDS-5851. [Ozone-Streaming] Define a PutBlock/maxBuffer fixed boundary for streaming writes. (#2866)
---
 .../apache/hadoop/hdds/scm/OzoneClientConfig.java  | 31 ++++++++++++++++++++
 .../hdds/scm/storage/BlockDataStreamOutput.java    | 29 ++++++++++++++----
 .../org/apache/hadoop/ozone/MiniOzoneCluster.java  | 12 ++++++++
 .../apache/hadoop/ozone/MiniOzoneClusterImpl.java  | 11 +++++++
 .../client/rpc/TestBlockDataStreamOutput.java      | 34 ++++++++++++++++++++++
 5 files changed, 111 insertions(+), 6 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java
index 63dd511596..4fad9df250 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java
@@ -66,6 +66,21 @@ public class OzoneClientConfig {
       tags = ConfigTag.CLIENT)
   private int streamBufferSize = 4 * 1024 * 1024;
 
+  @Config(key = "datastream.max.buffer.size",
+      defaultValue = "4MB",
+      type = ConfigType.SIZE,
+      description = "The maximum size of the ByteBuffer "
+          + "(used via ratis streaming)",
+      tags = ConfigTag.CLIENT)
+  private int dataStreamMaxBufferSize = 4 * 1024 * 1024;
+
+  @Config(key = "datastream.buffer.flush.size",
+      defaultValue = "16MB",
+      type = ConfigType.SIZE,
+      description = "The boundary at which putBlock is executed",
+      tags = ConfigTag.CLIENT)
+  private long dataStreamBufferFlushSize = 16 * 1024 * 1024;
+
   @Config(key = "stream.buffer.increment",
       defaultValue = "0B",
       type = ConfigType.SIZE,
@@ -220,6 +235,14 @@ public class OzoneClientConfig {
     this.streamBufferSize = streamBufferSize;
   }
 
+  public int getDataStreamMaxBufferSize() {
+    return dataStreamMaxBufferSize;
+  }
+
+  public void setDataStreamMaxBufferSize(int dataStreamMaxBufferSize) {
+    this.dataStreamMaxBufferSize = dataStreamMaxBufferSize;
+  }
+
   public boolean isStreamBufferFlushDelay() {
     return streamBufferFlushDelay;
   }
@@ -288,6 +311,14 @@ public class OzoneClientConfig {
     return bufferIncrement;
   }
 
+  public long getDataStreamBufferFlushSize() {
+    return dataStreamBufferFlushSize;
+  }
+
+  public void setDataStreamBufferFlushSize(long dataStreamBufferFlushSize) {
+    this.dataStreamBufferFlushSize = dataStreamBufferFlushSize;
+  }
+
   public ChecksumCombineMode getChecksumCombineMode() {
     try {
       return ChecksumCombineMode.valueOf(checksumCombineMode);
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index aada48e2f5..6f5a54354a 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -257,13 +257,30 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     if (len == 0) {
       return;
     }
+    int curLen = len;
+    // set limit on the number of bytes that a ByteBuffer(StreamBuffer) can hold
+    int maxBufferLen = config.getDataStreamMaxBufferSize();
+    while (curLen > 0) {
+      int writeLen = Math.min(curLen, maxBufferLen);
+      final StreamBuffer buf = new StreamBuffer(b, off, writeLen);
+      off += writeLen;
+      bufferList.add(buf);
+      writeChunkToContainer(buf.duplicate());
+      curLen -= writeLen;
+      writtenDataLength += writeLen;
+      doFlushIfNeeded();
+    }
+  }
 
-    final StreamBuffer buf = new StreamBuffer(b, off, len);
-    bufferList.add(buf);
-
-    writeChunkToContainer(buf.duplicate());
-
-    writtenDataLength += len;
+  private void doFlushIfNeeded() throws IOException {
+    Preconditions.checkArgument(config.getDataStreamBufferFlushSize() > config
+        .getDataStreamMaxBufferSize());
+    long boundary = config.getDataStreamBufferFlushSize() / config
+        .getDataStreamMaxBufferSize();
+    if (bufferList.size() % boundary == 0) {
+      updateFlushLength();
+      executePutBlock(false, false);
+    }
   }
 
   private void updateFlushLength() {
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
index b1d9a74209..501f9ce0fb 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
@@ -323,6 +323,8 @@ public interface MiniOzoneCluster {
     protected Optional<Integer> chunkSize = Optional.empty();
     protected OptionalInt streamBufferSize = OptionalInt.empty();
     protected Optional<Long> streamBufferFlushSize = Optional.empty();
+    protected Optional<Long> dataStreamBufferFlushSize= Optional.empty();
+    protected OptionalInt dataStreamMaxBufferSize  = OptionalInt.empty();
     protected Optional<Long> streamBufferMaxSize = Optional.empty();
     protected Optional<Long> blockSize = Optional.empty();
     protected Optional<StorageUnit> streamBufferSizeUnit = Optional.empty();
@@ -557,6 +559,16 @@ public interface MiniOzoneCluster {
       return this;
     }
 
+    public Builder setDataStreamBufferMaxSize(int size) {
+      dataStreamMaxBufferSize = OptionalInt.of(size);
+      return this;
+    }
+
+    public Builder setDataStreamBufferFlushize(long size) {
+      dataStreamBufferFlushSize = Optional.of(size);
+      return this;
+    }
+
     /**
      * Sets the block size for stream buffer.
      *
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
index a549767481..8f75659ce9 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
@@ -661,6 +661,12 @@ public class MiniOzoneClusterImpl implements MiniOzoneCluster {
       if (!streamBufferMaxSize.isPresent()) {
         streamBufferMaxSize = Optional.of(2 * streamBufferFlushSize.get());
       }
+      if (!dataStreamBufferFlushSize.isPresent()) {
+        dataStreamBufferFlushSize = Optional.of((long) 4 * chunkSize.get());
+      }
+      if (!dataStreamMaxBufferSize.isPresent()) {
+        dataStreamMaxBufferSize = OptionalInt.of(chunkSize.get());
+      }
       if (!blockSize.isPresent()) {
         blockSize = Optional.of(2 * streamBufferMaxSize.get());
       }
@@ -677,6 +683,11 @@ public class MiniOzoneClusterImpl implements MiniOzoneCluster {
           streamBufferSizeUnit.get().toBytes(streamBufferMaxSize.get())));
       clientConfig.setStreamBufferFlushSize(Math.round(
           streamBufferSizeUnit.get().toBytes(streamBufferFlushSize.get())));
+      clientConfig.setDataStreamBufferFlushSize(Math.round(
+          streamBufferSizeUnit.get().toBytes(dataStreamBufferFlushSize.get())));
+      clientConfig.setDataStreamMaxBufferSize((int) Math.round(
+          streamBufferSizeUnit.get()
+              .toBytes(dataStreamMaxBufferSize.getAsInt())));
       conf.setFromObject(clientConfig);
 
       conf.setStorageSize(ScmConfigKeys.OZONE_SCM_CHUNK_SIZE_KEY,
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
index 05a101951b..5eb38a00de 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
@@ -20,7 +20,10 @@ package org.apache.hadoop.ozone.client.rpc;
 import org.apache.hadoop.conf.StorageUnit;
 import org.apache.hadoop.hdds.client.ReplicationType;
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos;
 import org.apache.hadoop.hdds.scm.OzoneClientConfig;
+import org.apache.hadoop.hdds.scm.XceiverClientManager;
+import org.apache.hadoop.hdds.scm.XceiverClientMetrics;
 import org.apache.hadoop.hdds.scm.storage.BlockDataStreamOutput;
 import org.apache.hadoop.hdds.scm.storage.ByteBufferStreamOutput;
 import org.apache.hadoop.ozone.MiniOzoneCluster;
@@ -101,6 +104,8 @@ public class TestBlockDataStreamOutput {
         .setChunkSize(chunkSize)
         .setStreamBufferFlushSize(flushSize)
         .setStreamBufferMaxSize(maxFlushSize)
+        .setDataStreamBufferFlushize(maxFlushSize)
+        .setDataStreamBufferMaxSize(chunkSize)
         .setStreamBufferSizeUnit(StorageUnit.BYTES)
         .build();
     cluster.waitForClusterToBeReady();
@@ -186,6 +191,35 @@ public class TestBlockDataStreamOutput {
     validateData(keyName, dataString.concat(dataString).getBytes(UTF_8));
   }
 
+  @Test
+  public void testPutBlockAtBoundary() throws Exception {
+    int dataLength = 500;
+    XceiverClientMetrics metrics =
+        XceiverClientManager.getXceiverClientMetrics();
+    long putBlockCount = metrics.getContainerOpCountMetrics(
+        ContainerProtos.Type.PutBlock);
+    long pendingPutBlockCount = metrics.getPendingContainerOpCountMetrics(
+        ContainerProtos.Type.PutBlock);
+    String keyName = getKeyName();
+    OzoneDataStreamOutput key = createKey(
+        keyName, ReplicationType.RATIS, 0);
+    byte[] data =
+        ContainerTestHelper.getFixedLengthString(keyString, dataLength)
+            .getBytes(UTF_8);
+    key.write(ByteBuffer.wrap(data));
+    Assert.assertTrue(
+        metrics.getPendingContainerOpCountMetrics(ContainerProtos.Type.PutBlock)
+            <= pendingPutBlockCount + 1);
+    key.close();
+    // Since data length is 500 , first putBlock will be at 400(flush boundary)
+    // and the other at 500
+    Assert.assertTrue(
+        metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock)
+            == putBlockCount + 2);
+    validateData(keyName, data);
+  }
+
+
   private OzoneDataStreamOutput createKey(String keyName, ReplicationType type,
       long size) throws Exception {
     return TestHelper.createStreamKey(


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[ozone] 09/36: HDDS-5486. [Ozone-Streaming] Streaming supports writing in Pipline mode (#2682)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit a96e868eb8adb9a59887ddd52398f9ac4374f269
Author: micah zhao <mi...@tencent.com>
AuthorDate: Thu Sep 30 11:21:47 2021 +0800

    HDDS-5486. [Ozone-Streaming] Streaming supports writing in Pipline mode (#2682)
---
 .../hdds/scm/storage/BlockDataStreamOutput.java    | 40 ++++++++++++++++++++--
 1 file changed, 37 insertions(+), 3 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index c69af90a91..41e2c48bbb 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -41,6 +41,8 @@ import org.apache.hadoop.security.token.TokenIdentifier;
 import org.apache.ratis.client.api.DataStreamOutput;
 import org.apache.ratis.io.StandardWriteOption;
 import org.apache.ratis.protocol.DataStreamReply;
+import org.apache.ratis.protocol.RaftPeerId;
+import org.apache.ratis.protocol.RoutingTable;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -144,7 +146,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     this.xceiverClient =
         (XceiverClientRatis)xceiverClientManager.acquireClient(pipeline);
     // Alternatively, stream setup can be delayed till the first chunk write.
-    this.out = setupStream();
+    this.out = setupStream(pipeline);
     this.token = token;
 
     flushPeriod = (int) (config.getStreamBufferFlushSize() / config
@@ -166,7 +168,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
         config.getBytesPerChecksum());
   }
 
-  private DataStreamOutput setupStream() throws IOException {
+  private DataStreamOutput setupStream(Pipeline pipeline) throws IOException {
     // Execute a dummy WriteChunk request to get the path of the target file,
     // but does NOT write any data to it.
     ContainerProtos.WriteChunkRequestProto.Builder writeChunkRequest =
@@ -184,7 +186,39 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
         ContainerCommandRequestMessage.toMessage(builder.build(), null);
 
     return Preconditions.checkNotNull(xceiverClient.getDataStreamApi())
-        .stream(message.getContent().asReadOnlyByteBuffer());
+    .stream(message.getContent().asReadOnlyByteBuffer(),
+        getRoutingTable(pipeline));
+  }
+
+  public RoutingTable getRoutingTable(Pipeline pipeline) {
+    RaftPeerId primaryId = null;
+    List<RaftPeerId> raftPeers = new ArrayList<>();
+
+    for (DatanodeDetails dn : pipeline.getNodes()) {
+      final RaftPeerId raftPeerId = RaftPeerId.valueOf(dn.getUuidString());
+      try {
+        if (dn == pipeline.getFirstNode()) {
+          primaryId = raftPeerId;
+        }
+      } catch (IOException e) {
+        LOG.error("Can not get FirstNode from the pipeline: {} with " +
+            "exception: {}", pipeline.toString(), e.getLocalizedMessage());
+        return null;
+      }
+      raftPeers.add(raftPeerId);
+    }
+
+    RoutingTable.Builder builder = RoutingTable.newBuilder();
+    RaftPeerId previousId = primaryId;
+    for (RaftPeerId peerId : raftPeers) {
+      if (peerId.equals(primaryId)) {
+        continue;
+      }
+      builder.addSuccessor(previousId, peerId);
+      previousId = peerId;
+    }
+
+    return builder.build();
   }
 
   public BlockID getBlockID() {


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[ozone] 22/36: HDDS-6178. [Ozone-Streaming] Fix NPE in HDDS-6139. (#2984)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit f1dba712e32744886929991ab9435f5951b01e19
Author: Sadanand Shenoy <sa...@gmail.com>
AuthorDate: Fri Jan 14 20:12:13 2022 +0530

    HDDS-6178. [Ozone-Streaming] Fix NPE in HDDS-6139. (#2984)
---
 .../org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java     | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index 6ef59dd6d8..ec925d1e6a 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -343,6 +343,10 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     while (len > 0) {
       final StreamBuffer buf = bufferList.get(count);
       final long writeLen = Math.min(buf.position(), len);
+      if (buffersForPutBlock == null) {
+        buffersForPutBlock = new ArrayList<>();
+      }
+      buffersForPutBlock.add(buf);
       final ByteBuffer duplicated = buf.duplicate();
       duplicated.position(0);
       duplicated.limit(buf.position());


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[ozone] 05/36: HDDS-5488. [Ozone-Streaming] Add a new BlockOutputStream/KeyOutputStream to support streaming api (#2495)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit a4ef7a6d50852e810e98f97ae139c630af5b1e3c
Author: Kaijie Chen <ch...@kaijie.org>
AuthorDate: Thu Aug 12 18:09:38 2021 +0800

    HDDS-5488. [Ozone-Streaming] Add a new BlockOutputStream/KeyOutputStream to support streaming api (#2495)
---
 hadoop-hdds/client/pom.xml                         |   4 +
 .../apache/hadoop/hdds/scm/XceiverClientRatis.java |   5 +
 .../hdds/scm/storage/BlockDataStreamOutput.java    | 760 +++++++++++++++++++++
 .../hdds/scm/storage/ByteBufStreamOutput.java      |  58 ++
 .../apache/hadoop/ozone/client/OzoneBucket.java    |  19 +
 .../client/io/BlockDataStreamOutputEntry.java      | 294 ++++++++
 .../client/io/BlockDataStreamOutputEntryPool.java  | 324 +++++++++
 .../ozone/client/io/KeyDataStreamOutput.java       | 629 +++++++++++++++++
 .../ozone/client/io/OzoneDataStreamOutput.java     |  70 ++
 .../ozone/client/protocol/ClientProtocol.java      |  15 +
 .../apache/hadoop/ozone/client/rpc/RpcClient.java  |  62 ++
 .../client/rpc/TestBlockDataStreamOutput.java      | 181 +++++
 .../apache/hadoop/ozone/container/TestHelper.java  |  22 +-
 .../hadoop/ozone/shell/keys/PutKeyHandler.java     |  40 +-
 14 files changed, 2477 insertions(+), 6 deletions(-)

diff --git a/hadoop-hdds/client/pom.xml b/hadoop-hdds/client/pom.xml
index 9f2116c96f..17120fa250 100644
--- a/hadoop-hdds/client/pom.xml
+++ b/hadoop-hdds/client/pom.xml
@@ -70,6 +70,10 @@ https://maven.apache.org/xsd/maven-4.0.0.xsd">
       <version>${spotbugs.version}</version>
       <scope>provided</scope>
     </dependency>
+    <dependency>
+      <groupId>io.netty</groupId>
+      <artifactId>netty-buffer</artifactId>
+    </dependency>
   </dependencies>
 
   <build>
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/XceiverClientRatis.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/XceiverClientRatis.java
index 6982d41fbc..f37cd1c94a 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/XceiverClientRatis.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/XceiverClientRatis.java
@@ -53,6 +53,7 @@ import org.apache.hadoop.hdds.tracing.TracingUtil;
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Preconditions;
 import org.apache.ratis.client.RaftClient;
+import org.apache.ratis.client.api.DataStreamApi;
 import org.apache.ratis.grpc.GrpcTlsConfig;
 import org.apache.ratis.proto.RaftProtos;
 import org.apache.ratis.protocol.exceptions.GroupMismatchException;
@@ -359,4 +360,8 @@ public final class XceiverClientRatis extends XceiverClientSpi {
     throw new UnsupportedOperationException(
             "Operation Not supported for ratis client");
   }
+
+  public DataStreamApi getDataStreamApi() {
+    return this.getClient().getDataStreamApi();
+  }
 }
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
new file mode 100644
index 0000000000..f658df1af9
--- /dev/null
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -0,0 +1,760 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+package org.apache.hadoop.hdds.scm.storage;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Preconditions;
+import io.netty.buffer.ByteBuf;
+import org.apache.hadoop.hdds.client.BlockID;
+import org.apache.hadoop.hdds.protocol.DatanodeDetails;
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos;
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.BlockData;
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ChunkInfo;
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.KeyValue;
+import org.apache.hadoop.hdds.ratis.ContainerCommandRequestMessage;
+import org.apache.hadoop.hdds.scm.OzoneClientConfig;
+import org.apache.hadoop.hdds.scm.XceiverClientFactory;
+import org.apache.hadoop.hdds.scm.XceiverClientRatis;
+import org.apache.hadoop.hdds.scm.XceiverClientReply;
+import org.apache.hadoop.hdds.scm.container.common.helpers.StorageContainerException;
+import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
+import org.apache.hadoop.ozone.common.Checksum;
+import org.apache.hadoop.ozone.common.ChecksumData;
+import org.apache.hadoop.ozone.common.ChunkBuffer;
+import org.apache.hadoop.ozone.common.OzoneChecksumException;
+import org.apache.hadoop.security.token.Token;
+import org.apache.hadoop.security.token.TokenIdentifier;
+import org.apache.ratis.client.api.DataStreamOutput;
+import org.apache.ratis.io.StandardWriteOption;
+import org.apache.ratis.protocol.DataStreamReply;
+import org.apache.ratis.thirdparty.com.google.protobuf.ByteString;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Map;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.CompletionException;
+import java.util.concurrent.ExecutionException;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.atomic.AtomicLong;
+import java.util.concurrent.atomic.AtomicReference;
+
+import static org.apache.hadoop.hdds.scm.storage.ContainerProtocolCalls.putBlockAsync;
+
+/**
+ * An {@link ByteBufStreamOutput} used by the REST service in combination
+ * with the SCMClient to write the value of a key to a sequence
+ * of container chunks.  Writes are buffered locally and periodically written to
+ * the container as a new chunk.  In order to preserve the semantics that
+ * replacement of a pre-existing key is atomic, each instance of the stream has
+ * an internal unique identifier.  This unique identifier and a monotonically
+ * increasing chunk index form a composite key that is used as the chunk name.
+ * After all data is written, a putKey call creates or updates the corresponding
+ * container key, and this call includes the full list of chunks that make up
+ * the key data.  The list of chunks is updated all at once.  Therefore, a
+ * concurrent reader never can see an intermediate state in which different
+ * chunks of data from different versions of the key data are interleaved.
+ * This class encapsulates all state management for buffering and writing
+ * through to the container.
+ */
+public class BlockDataStreamOutput implements ByteBufStreamOutput {
+  public static final Logger LOG =
+      LoggerFactory.getLogger(BlockDataStreamOutput.class);
+  public static final String EXCEPTION_MSG =
+      "Unexpected Storage Container Exception: ";
+  private static final CompletableFuture[] EMPTY_FUTURE_ARRAY = {};
+
+  private AtomicReference<BlockID> blockID;
+
+  private final BlockData.Builder containerBlockData;
+  private XceiverClientFactory xceiverClientFactory;
+  private XceiverClientRatis xceiverClient;
+  private OzoneClientConfig config;
+
+  private int chunkIndex;
+  private final AtomicLong chunkOffset = new AtomicLong();
+  private final BufferPool bufferPool;
+  // The IOException will be set by response handling thread in case there is an
+  // exception received in the response. If the exception is set, the next
+  // request will fail upfront.
+  private final AtomicReference<IOException> ioException;
+  private final ExecutorService responseExecutor;
+
+  // the effective length of data flushed so far
+  private long totalDataFlushedLength;
+
+  // effective data write attempted so far for the block
+  private long writtenDataLength;
+
+  // List containing buffers for which the putBlock call will
+  // update the length in the datanodes. This list will just maintain
+  // references to the buffers in the BufferPool which will be cleared
+  // when the watchForCommit acknowledges a putBlock logIndex has been
+  // committed on all datanodes. This list will be a  place holder for buffers
+  // which got written between successive putBlock calls.
+  private List<ChunkBuffer> bufferList;
+
+  // This object will maintain the commitIndexes and byteBufferList in order
+  // Also, corresponding to the logIndex, the corresponding list of buffers will
+  // be released from the buffer pool.
+  private final CommitWatcher commitWatcher;
+
+  private final List<DatanodeDetails> failedServers;
+  private final Checksum checksum;
+
+  //number of buffers used before doing a flush/putBlock.
+  private int flushPeriod;
+  //bytes remaining to write in the current buffer.
+  private int currentBufferRemaining;
+  //current buffer allocated to write
+  private ChunkBuffer currentBuffer;
+  private final Token<? extends TokenIdentifier> token;
+  private final DataStreamOutput out;
+  private CompletableFuture<DataStreamReply> dataStreamCloseReply;
+  private List<CompletableFuture<DataStreamReply>> futures = new ArrayList<>();
+  private final long syncSize = 0; // TODO: disk sync is disabled for now
+  private long syncPosition = 0;
+
+  /**
+   * Creates a new BlockDataStreamOutput.
+   *
+   * @param blockID              block ID
+   * @param xceiverClientManager client manager that controls client
+   * @param pipeline             pipeline where block will be written
+   * @param bufferPool           pool of buffers
+   */
+  public BlockDataStreamOutput(
+      BlockID blockID,
+      XceiverClientFactory xceiverClientManager,
+      Pipeline pipeline,
+      BufferPool bufferPool,
+      OzoneClientConfig config,
+      Token<? extends TokenIdentifier> token
+  ) throws IOException {
+    this.xceiverClientFactory = xceiverClientManager;
+    this.config = config;
+    this.blockID = new AtomicReference<>(blockID);
+    KeyValue keyValue =
+        KeyValue.newBuilder().setKey("TYPE").setValue("KEY").build();
+    this.containerBlockData =
+        BlockData.newBuilder().setBlockID(blockID.getDatanodeBlockIDProtobuf())
+            .addMetadata(keyValue);
+    this.xceiverClient =
+        (XceiverClientRatis)xceiverClientManager.acquireClient(pipeline);
+    // Alternatively, stream setup can be delayed till the first chunk write.
+    this.out = setupStream();
+    this.bufferPool = bufferPool;
+    this.token = token;
+
+    //number of buffers used before doing a flush
+    refreshCurrentBuffer(bufferPool);
+    flushPeriod = (int) (config.getStreamBufferFlushSize() / config
+        .getStreamBufferSize());
+
+    Preconditions
+        .checkArgument(
+            (long) flushPeriod * config.getStreamBufferSize() == config
+                .getStreamBufferFlushSize());
+
+    // A single thread executor handle the responses of async requests
+    responseExecutor = Executors.newSingleThreadExecutor();
+    commitWatcher = new CommitWatcher(bufferPool, xceiverClient);
+    bufferList = null;
+    totalDataFlushedLength = 0;
+    writtenDataLength = 0;
+    failedServers = new ArrayList<>(0);
+    ioException = new AtomicReference<>(null);
+    checksum = new Checksum(config.getChecksumType(),
+        config.getBytesPerChecksum());
+  }
+
+  private DataStreamOutput setupStream() throws IOException {
+    // Execute a dummy WriteChunk request to get the path of the target file,
+    // but does NOT write any data to it.
+    ContainerProtos.WriteChunkRequestProto.Builder writeChunkRequest =
+        ContainerProtos.WriteChunkRequestProto.newBuilder()
+            .setBlockID(blockID.get().getDatanodeBlockIDProtobuf());
+
+    String id = xceiverClient.getPipeline().getFirstNode().getUuidString();
+    ContainerProtos.ContainerCommandRequestProto.Builder builder =
+        ContainerProtos.ContainerCommandRequestProto.newBuilder()
+            .setCmdType(ContainerProtos.Type.StreamInit)
+            .setContainerID(blockID.get().getContainerID())
+            .setDatanodeUuid(id).setWriteChunk(writeChunkRequest);
+
+    ContainerCommandRequestMessage message =
+        ContainerCommandRequestMessage.toMessage(builder.build(), null);
+
+    return Preconditions.checkNotNull(xceiverClient.getDataStreamApi())
+        .stream(message.getContent().asReadOnlyByteBuffer());
+  }
+
+  private void refreshCurrentBuffer(BufferPool pool) {
+    currentBuffer = pool.getCurrentBuffer();
+    currentBufferRemaining =
+        currentBuffer != null ? currentBuffer.remaining() : 0;
+  }
+
+  public BlockID getBlockID() {
+    return blockID.get();
+  }
+
+  public long getTotalAckDataLength() {
+    return commitWatcher.getTotalAckDataLength();
+  }
+
+  public long getWrittenDataLength() {
+    return writtenDataLength;
+  }
+
+  public List<DatanodeDetails> getFailedServers() {
+    return failedServers;
+  }
+
+  @VisibleForTesting
+  public XceiverClientRatis getXceiverClient() {
+    return xceiverClient;
+  }
+
+  @VisibleForTesting
+  public long getTotalDataFlushedLength() {
+    return totalDataFlushedLength;
+  }
+
+  @VisibleForTesting
+  public BufferPool getBufferPool() {
+    return bufferPool;
+  }
+
+  public IOException getIoException() {
+    return ioException.get();
+  }
+
+  @VisibleForTesting
+  public Map<Long, List<ChunkBuffer>> getCommitIndex2flushedDataMap() {
+    return commitWatcher.getCommitIndex2flushedDataMap();
+  }
+
+  @Override
+  public void write(ByteBuf b) throws IOException {
+    checkOpen();
+    if (b == null) {
+      throw new NullPointerException();
+    }
+    int off = b.readerIndex();
+    int len = b.readableBytes();
+
+    while (len > 0) {
+      allocateNewBufferIfNeeded();
+      final int writeLen = Math.min(currentBufferRemaining, len);
+      // TODO: avoid buffer copy here
+      currentBuffer.put(b.nioBuffer(off, writeLen));
+      currentBufferRemaining -= writeLen;
+      writeChunkIfNeeded();
+      off += writeLen;
+      len -= writeLen;
+      writtenDataLength += writeLen;
+      doFlushOrWatchIfNeeded();
+    }
+  }
+
+  private void writeChunkIfNeeded() throws IOException {
+    if (currentBufferRemaining == 0) {
+      writeChunk(currentBuffer);
+    }
+  }
+
+  private void doFlushOrWatchIfNeeded() throws IOException {
+    if (currentBufferRemaining == 0) {
+      if (bufferPool.getNumberOfUsedBuffers() % flushPeriod == 0) {
+        updateFlushLength();
+        executePutBlock(false, false);
+      }
+      // Data in the bufferPool can not exceed streamBufferMaxSize
+      if (bufferPool.getNumberOfUsedBuffers() == bufferPool.getCapacity()) {
+        handleFullBuffer();
+      }
+    }
+  }
+
+  private void allocateNewBufferIfNeeded() {
+    if (currentBufferRemaining == 0) {
+      currentBuffer = bufferPool.allocateBuffer(config.getBufferIncrement());
+      currentBufferRemaining = currentBuffer.remaining();
+    }
+  }
+
+  private void updateFlushLength() {
+    totalDataFlushedLength = writtenDataLength;
+  }
+
+  private boolean isBufferPoolFull() {
+    return bufferPool.computeBufferData() == config.getStreamBufferMaxSize();
+  }
+
+  /**
+   * Will be called on the retryPath in case closedContainerException/
+   * TimeoutException.
+   * @param len length of data to write
+   * @throws IOException if error occurred
+   */
+
+  // In this case, the data is already cached in the currentBuffer.
+  public void writeOnRetry(long len) throws IOException {
+    if (len == 0) {
+      return;
+    }
+    if (LOG.isDebugEnabled()) {
+      LOG.debug("Retrying write length {} for blockID {}", len, blockID);
+    }
+    Preconditions.checkArgument(len <= config.getStreamBufferMaxSize());
+    int count = 0;
+    while (len > 0) {
+      ChunkBuffer buffer = bufferPool.getBuffer(count);
+      long writeLen = Math.min(buffer.position(), len);
+      if (!buffer.hasRemaining()) {
+        writeChunk(buffer);
+      }
+      len -= writeLen;
+      count++;
+      writtenDataLength += writeLen;
+      // we should not call isBufferFull/shouldFlush here.
+      // The buffer might already be full as whole data is already cached in
+      // the buffer. We should just validate
+      // if we wrote data of size streamBufferMaxSize/streamBufferFlushSize to
+      // call for handling full buffer/flush buffer condition.
+      if (writtenDataLength % config.getStreamBufferFlushSize() == 0) {
+        // reset the position to zero as now we will be reading the
+        // next buffer in the list
+        updateFlushLength();
+        executePutBlock(false, false);
+      }
+      if (writtenDataLength == config.getStreamBufferMaxSize()) {
+        handleFullBuffer();
+      }
+    }
+  }
+
+  /**
+   * This is a blocking call. It will wait for the flush till the commit index
+   * at the head of the commitIndex2flushedDataMap gets replicated to all or
+   * majority.
+   * @throws IOException
+   */
+  private void handleFullBuffer() throws IOException {
+    try {
+      checkOpen();
+      if (!commitWatcher.getFutureMap().isEmpty()) {
+        waitOnFlushFutures();
+      }
+    } catch (ExecutionException e) {
+      handleExecutionException(e);
+    } catch (InterruptedException ex) {
+      Thread.currentThread().interrupt();
+      handleInterruptedException(ex, true);
+    }
+    watchForCommit(true);
+  }
+
+
+  // It may happen that once the exception is encountered , we still might
+  // have successfully flushed up to a certain index. Make sure the buffers
+  // only contain data which have not been sufficiently replicated
+  private void adjustBuffersOnException() {
+    commitWatcher.releaseBuffersOnException();
+    refreshCurrentBuffer(bufferPool);
+  }
+
+  /**
+   * calls watchForCommit API of the Ratis Client. For Standalone client,
+   * it is a no op.
+   * @param bufferFull flag indicating whether bufferFull condition is hit or
+   *              its called as part flush/close
+   * @return minimum commit index replicated to all nodes
+   * @throws IOException IOException in case watch gets timed out
+   */
+  private void watchForCommit(boolean bufferFull) throws IOException {
+    checkOpen();
+    try {
+      XceiverClientReply reply = bufferFull ?
+          commitWatcher.watchOnFirstIndex() : commitWatcher.watchOnLastIndex();
+      if (reply != null) {
+        List<DatanodeDetails> dnList = reply.getDatanodes();
+        if (!dnList.isEmpty()) {
+          Pipeline pipe = xceiverClient.getPipeline();
+
+          LOG.warn("Failed to commit BlockId {} on {}. Failed nodes: {}",
+              blockID, pipe, dnList);
+          failedServers.addAll(dnList);
+        }
+      }
+    } catch (IOException ioe) {
+      setIoException(ioe);
+      throw getIoException();
+    }
+    refreshCurrentBuffer(bufferPool);
+
+  }
+
+  /**
+   * @param close whether putBlock is happening as part of closing the stream
+   * @param force true if no data was written since most recent putBlock and
+   *            stream is being closed
+   */
+  private CompletableFuture<ContainerProtos.
+      ContainerCommandResponseProto> executePutBlock(boolean close,
+      boolean force) throws IOException {
+    checkOpen();
+    long flushPos = totalDataFlushedLength;
+    final List<ChunkBuffer> byteBufferList;
+    if (!force) {
+      Preconditions.checkNotNull(bufferList);
+      byteBufferList = bufferList;
+      bufferList = null;
+      Preconditions.checkNotNull(byteBufferList);
+    } else {
+      byteBufferList = null;
+    }
+
+    try {
+      CompletableFuture.allOf(futures.toArray(EMPTY_FUTURE_ARRAY)).get();
+    } catch (Exception e) {
+      LOG.warn("Failed to write all chunks through stream: " + e);
+      throw new IOException(e);
+    }
+    if (close) {
+      dataStreamCloseReply = out.closeAsync();
+    }
+
+    CompletableFuture<ContainerProtos.
+        ContainerCommandResponseProto> flushFuture = null;
+    try {
+      BlockData blockData = containerBlockData.build();
+      XceiverClientReply asyncReply =
+          putBlockAsync(xceiverClient, blockData, close, token);
+      CompletableFuture<ContainerProtos.ContainerCommandResponseProto> future =
+          asyncReply.getResponse();
+      flushFuture = future.thenApplyAsync(e -> {
+        try {
+          validateResponse(e);
+        } catch (IOException sce) {
+          throw new CompletionException(sce);
+        }
+        // if the ioException is not set, putBlock is successful
+        if (getIoException() == null && !force) {
+          BlockID responseBlockID = BlockID.getFromProtobuf(
+              e.getPutBlock().getCommittedBlockLength().getBlockID());
+          Preconditions.checkState(blockID.get().getContainerBlockID()
+              .equals(responseBlockID.getContainerBlockID()));
+          // updates the bcsId of the block
+          blockID.set(responseBlockID);
+          if (LOG.isDebugEnabled()) {
+            LOG.debug(
+                "Adding index " + asyncReply.getLogIndex() + " commitMap size "
+                    + commitWatcher.getCommitInfoMapSize() + " flushLength "
+                    + flushPos + " numBuffers " + byteBufferList.size()
+                    + " blockID " + blockID + " bufferPool size" + bufferPool
+                    .getSize() + " currentBufferIndex " + bufferPool
+                    .getCurrentBufferIndex());
+          }
+          // for standalone protocol, logIndex will always be 0.
+          commitWatcher
+              .updateCommitInfoMap(asyncReply.getLogIndex(), byteBufferList);
+        }
+        return e;
+      }, responseExecutor).exceptionally(e -> {
+        if (LOG.isDebugEnabled()) {
+          LOG.debug("putBlock failed for blockID {} with exception {}",
+              blockID, e.getLocalizedMessage());
+        }
+        CompletionException ce = new CompletionException(e);
+        setIoException(ce);
+        throw ce;
+      });
+    } catch (IOException | ExecutionException e) {
+      throw new IOException(EXCEPTION_MSG + e.toString(), e);
+    } catch (InterruptedException ex) {
+      Thread.currentThread().interrupt();
+      handleInterruptedException(ex, false);
+    }
+    commitWatcher.getFutureMap().put(flushPos, flushFuture);
+    return flushFuture;
+  }
+
+  @Override
+  public void flush() throws IOException {
+    if (xceiverClientFactory != null && xceiverClient != null
+        && bufferPool != null && bufferPool.getSize() > 0
+        && (!config.isStreamBufferFlushDelay() ||
+            writtenDataLength - totalDataFlushedLength
+                >= config.getStreamBufferSize())) {
+      try {
+        handleFlush(false);
+      } catch (ExecutionException e) {
+        // just set the exception here as well in order to maintain sanctity of
+        // ioException field
+        handleExecutionException(e);
+      } catch (InterruptedException ex) {
+        Thread.currentThread().interrupt();
+        handleInterruptedException(ex, true);
+      }
+    }
+  }
+
+  private void writeChunk(ChunkBuffer buffer)
+      throws IOException {
+    // This data in the buffer will be pushed to datanode and a reference will
+    // be added to the bufferList. Once putBlock gets executed, this list will
+    // be marked null. Hence, during first writeChunk call after every putBlock
+    // call or during the first call to writeChunk here, the list will be null.
+
+    if (bufferList == null) {
+      bufferList = new ArrayList<>();
+    }
+    bufferList.add(buffer);
+    writeChunkToContainer(buffer.duplicate(0, buffer.position()));
+  }
+
+  /**
+   * @param close whether the flush is happening as part of closing the stream
+   */
+  private void handleFlush(boolean close)
+      throws IOException, InterruptedException, ExecutionException {
+    checkOpen();
+    // flush the last chunk data residing on the currentBuffer
+    if (totalDataFlushedLength < writtenDataLength) {
+      refreshCurrentBuffer(bufferPool);
+      Preconditions.checkArgument(currentBuffer.position() > 0);
+      if (currentBuffer.hasRemaining()) {
+        writeChunk(currentBuffer);
+      }
+      // This can be a partially filled chunk. Since we are flushing the buffer
+      // here, we just limit this buffer to the current position. So that next
+      // write will happen in new buffer
+      updateFlushLength();
+      executePutBlock(close, false);
+    } else if (close) {
+      // forcing an "empty" putBlock if stream is being closed without new
+      // data since latest flush - we need to send the "EOF" flag
+      executePutBlock(true, true);
+    }
+    waitOnFlushFutures();
+    watchForCommit(false);
+    // just check again if the exception is hit while waiting for the
+    // futures to ensure flush has indeed succeeded
+
+    // irrespective of whether the commitIndex2flushedDataMap is empty
+    // or not, ensure there is no exception set
+    checkOpen();
+  }
+
+  @Override
+  public void close() throws IOException {
+    if (xceiverClientFactory != null && xceiverClient != null
+        && bufferPool != null && bufferPool.getSize() > 0) {
+      try {
+        handleFlush(true);
+        dataStreamCloseReply.get();
+      } catch (ExecutionException e) {
+        handleExecutionException(e);
+      } catch (InterruptedException ex) {
+        Thread.currentThread().interrupt();
+        handleInterruptedException(ex, true);
+      } finally {
+        cleanup(false);
+      }
+      // TODO: Turn the below buffer empty check on when Standalone pipeline
+      // is removed in the write path in tests
+      // Preconditions.checkArgument(buffer.position() == 0);
+      // bufferPool.checkBufferPoolEmpty();
+
+    }
+  }
+
+  private void waitOnFlushFutures()
+      throws InterruptedException, ExecutionException {
+    CompletableFuture<Void> combinedFuture = CompletableFuture.allOf(
+        commitWatcher.getFutureMap().values().toArray(
+            new CompletableFuture[commitWatcher.getFutureMap().size()]));
+    // wait for all the transactions to complete
+    combinedFuture.get();
+  }
+
+  private void validateResponse(
+      ContainerProtos.ContainerCommandResponseProto responseProto)
+      throws IOException {
+    try {
+      // if the ioException is already set, it means a prev request has failed
+      // just throw the exception. The current operation will fail with the
+      // original error
+      IOException exception = getIoException();
+      if (exception != null) {
+        throw exception;
+      }
+      ContainerProtocolCalls.validateContainerResponse(responseProto);
+    } catch (StorageContainerException sce) {
+      setIoException(sce);
+      throw sce;
+    }
+  }
+
+
+  private void setIoException(Exception e) {
+    IOException ioe = getIoException();
+    if (ioe == null) {
+      IOException exception =  new IOException(EXCEPTION_MSG + e.toString(), e);
+      ioException.compareAndSet(null, exception);
+    } else {
+      LOG.debug("Previous request had already failed with " + ioe.toString()
+          + " so subsequent request also encounters"
+          + " Storage Container Exception ", e);
+    }
+  }
+
+  public void cleanup(boolean invalidateClient) {
+    if (xceiverClientFactory != null) {
+      xceiverClientFactory.releaseClient(xceiverClient, invalidateClient);
+    }
+    xceiverClientFactory = null;
+    xceiverClient = null;
+    commitWatcher.cleanup();
+    if (bufferList !=  null) {
+      bufferList.clear();
+    }
+    bufferList = null;
+    responseExecutor.shutdown();
+  }
+
+  /**
+   * Checks if the stream is open or exception has occurred.
+   * If not, throws an exception.
+   *
+   * @throws IOException if stream is closed
+   */
+  private void checkOpen() throws IOException {
+    if (isClosed()) {
+      throw new IOException("BlockDataStreamOutput has been closed.");
+    } else if (getIoException() != null) {
+      adjustBuffersOnException();
+      throw getIoException();
+    }
+  }
+
+  public boolean isClosed() {
+    return xceiverClient == null;
+  }
+
+  private boolean needSync(long position) {
+    if (syncSize > 0) {
+      // TODO: or position >= fileLength
+      if (position - syncPosition >= syncSize) {
+        syncPosition = position;
+        return true;
+      }
+    }
+    return false;
+  }
+
+  /**
+   * Writes buffered data as a new chunk to the container and saves chunk
+   * information to be used later in putKey call.
+   *
+   * @throws IOException if there is an I/O error while performing the call
+   * @throws OzoneChecksumException if there is an error while computing
+   * checksum
+   */
+  private void writeChunkToContainer(ChunkBuffer chunk) throws IOException {
+    int effectiveChunkSize = chunk.remaining();
+    final long offset = chunkOffset.getAndAdd(effectiveChunkSize);
+    final ByteString data = chunk.toByteString(
+        bufferPool.byteStringConversion());
+    ChecksumData checksumData = checksum.computeChecksum(chunk);
+    ChunkInfo chunkInfo = ChunkInfo.newBuilder()
+        .setChunkName(blockID.get().getLocalID() + "_chunk_" + ++chunkIndex)
+        .setOffset(offset)
+        .setLen(effectiveChunkSize)
+        .setChecksumData(checksumData.getProtoBufMessage())
+        .build();
+
+    if (LOG.isDebugEnabled()) {
+      LOG.debug("Writing chunk {} length {} at offset {}",
+          chunkInfo.getChunkName(), effectiveChunkSize, offset);
+    }
+
+    CompletableFuture<DataStreamReply> future =
+        (needSync(offset + effectiveChunkSize) ?
+        out.writeAsync(data.asReadOnlyByteBuffer(), StandardWriteOption.SYNC) :
+        out.writeAsync(data.asReadOnlyByteBuffer()))
+        .whenCompleteAsync((r, e) -> {
+          if (e != null || !r.isSuccess()) {
+            if (e == null) {
+              e = new IOException("result is not success");
+            }
+            String msg = "Failed to write chunk " + chunkInfo.getChunkName() +
+                " " + "into block " + blockID;
+            LOG.debug("{}, exception: {}", msg, e.getLocalizedMessage());
+            CompletionException ce = new CompletionException(msg, e);
+            setIoException(ce);
+            throw ce;
+          }
+        }, responseExecutor);
+
+    futures.add(future);
+    containerBlockData.addChunks(chunkInfo);
+  }
+
+  @VisibleForTesting
+  public void setXceiverClient(XceiverClientRatis xceiverClient) {
+    this.xceiverClient = xceiverClient;
+  }
+
+  /**
+   * Handles InterruptedExecution.
+   *
+   * @param ex
+   * @param processExecutionException is optional, if passed as TRUE, then
+   * handle ExecutionException else skip it.
+   * @throws IOException
+   */
+  private void handleInterruptedException(Exception ex,
+      boolean processExecutionException)
+      throws IOException {
+    LOG.error("Command execution was interrupted.");
+    if(processExecutionException) {
+      handleExecutionException(ex);
+    } else {
+      throw new IOException(EXCEPTION_MSG + ex.toString(), ex);
+    }
+  }
+
+  /**
+   * Handles ExecutionException by adjusting buffers.
+   * @param ex
+   * @throws IOException
+   */
+  private void handleExecutionException(Exception ex) throws IOException {
+    setIoException(ex);
+    adjustBuffersOnException();
+    throw getIoException();
+  }
+}
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/ByteBufStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/ByteBufStreamOutput.java
new file mode 100644
index 0000000000..7f40737b70
--- /dev/null
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/ByteBufStreamOutput.java
@@ -0,0 +1,58 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+package org.apache.hadoop.hdds.scm.storage;
+
+import io.netty.buffer.ByteBuf;
+
+import java.io.Closeable;
+import java.io.IOException;
+
+/**
+* This interface is for writing an output stream of ByteBuffers.
+* An ByteBufStreamOutput accepts Netty ByteBuf and sends them to some sink.
+*/
+public interface ByteBufStreamOutput extends Closeable {
+  /**
+   * Try to write all the bytes in ByteBuf b to DataStream.
+   *
+   * @param b the data.
+   * @exception IOException if an I/O error occurs.
+   */
+  void write(ByteBuf b) throws IOException;
+
+  /**
+   * Try to write the [off:off + len) slice in ByteBuf b to DataStream.
+   *
+   * @param b the data.
+   * @param off the start offset in the data.
+   * @param len the number of bytes to write.
+   * @exception  IOException  if an I/O error occurs.
+   */
+  default void write(ByteBuf b, int off, int len) throws IOException {
+    write(b.slice(off, len));
+  }
+
+  /**
+   * Flushes this DataStream output and forces any buffered output bytes
+   * to be written out.
+   *
+   * @exception  IOException  if an I/O error occurs.
+   */
+  void flush() throws IOException;
+}
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/OzoneBucket.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/OzoneBucket.java
index 9ae41855f6..89fe02d678 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/OzoneBucket.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/OzoneBucket.java
@@ -31,6 +31,7 @@ import org.apache.hadoop.hdds.client.ReplicationFactor;
 import org.apache.hadoop.hdds.client.ReplicationType;
 import org.apache.hadoop.hdds.scm.client.HddsClientUtils;
 import org.apache.hadoop.ozone.OmUtils;
+import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
 import org.apache.hadoop.ozone.client.io.OzoneInputStream;
 import org.apache.hadoop.ozone.client.io.OzoneOutputStream;
 import org.apache.hadoop.ozone.client.protocol.ClientProtocol;
@@ -596,6 +597,24 @@ public class OzoneBucket extends WithMetadata {
         .createKey(volumeName, name, key, size, replicationConfig, keyMetadata);
   }
 
+  /**
+   * Creates a new key in the bucket.
+   *
+   * @param key               Name of the key to be created.
+   * @param size              Size of the data the key will point to.
+   * @param replicationConfig Replication configuration.
+   * @return OzoneDataStreamOutput to which the data has to be written.
+   * @throws IOException
+   */
+  public OzoneDataStreamOutput createStreamKey(String key, long size,
+      ReplicationConfig replicationConfig,
+      Map<String, String> keyMetadata)
+      throws IOException {
+    return proxy
+        .createStreamKey(volumeName, name, key, size, replicationConfig,
+            keyMetadata);
+  }
+
   /**
    * Reads an existing key from the bucket.
    *
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java
new file mode 100644
index 0000000000..6954742601
--- /dev/null
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java
@@ -0,0 +1,294 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+package org.apache.hadoop.ozone.client.io;
+
+import com.google.common.annotations.VisibleForTesting;
+import io.netty.buffer.ByteBuf;
+import org.apache.hadoop.hdds.client.BlockID;
+import org.apache.hadoop.hdds.protocol.DatanodeDetails;
+import org.apache.hadoop.hdds.scm.OzoneClientConfig;
+import org.apache.hadoop.hdds.scm.XceiverClientFactory;
+import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
+import org.apache.hadoop.hdds.scm.storage.BlockDataStreamOutput;
+import org.apache.hadoop.hdds.scm.storage.BufferPool;
+import org.apache.hadoop.hdds.scm.storage.ByteBufStreamOutput;
+import org.apache.hadoop.hdds.security.token.OzoneBlockTokenIdentifier;
+import org.apache.hadoop.security.token.Token;
+
+import java.io.IOException;
+import java.util.Collection;
+import java.util.Collections;
+
+/**
+ * Helper class used inside {@link BlockDataStreamOutput}.
+ * */
+public final class BlockDataStreamOutputEntry
+    implements ByteBufStreamOutput {
+
+  private final OzoneClientConfig config;
+  private ByteBufStreamOutput byteBufStreamOutput;
+  private BlockID blockID;
+  private final String key;
+  private final XceiverClientFactory xceiverClientManager;
+  private final Pipeline pipeline;
+  // total number of bytes that should be written to this stream
+  private final long length;
+  // the current position of this stream 0 <= currentPosition < length
+  private long currentPosition;
+  private final Token<OzoneBlockTokenIdentifier> token;
+
+  private BufferPool bufferPool;
+
+  @SuppressWarnings({"parameternumber", "squid:S00107"})
+  private BlockDataStreamOutputEntry(
+      BlockID blockID, String key,
+      XceiverClientFactory xceiverClientManager,
+      Pipeline pipeline,
+      long length,
+      BufferPool bufferPool,
+      Token<OzoneBlockTokenIdentifier> token,
+      OzoneClientConfig config
+  ) {
+    this.config = config;
+    this.byteBufStreamOutput = null;
+    this.blockID = blockID;
+    this.key = key;
+    this.xceiverClientManager = xceiverClientManager;
+    this.pipeline = pipeline;
+    this.token = token;
+    this.length = length;
+    this.currentPosition = 0;
+    this.bufferPool = bufferPool;
+  }
+
+  long getLength() {
+    return length;
+  }
+
+  Token<OzoneBlockTokenIdentifier> getToken() {
+    return token;
+  }
+
+  long getRemaining() {
+    return length - currentPosition;
+  }
+
+  /**
+   * BlockDataStreamOutput is initialized in this function. This makes sure that
+   * xceiverClient initialization is not done during preallocation and only
+   * done when data is written.
+   * @throws IOException if xceiverClient initialization fails
+   */
+  private void checkStream() throws IOException {
+    if (this.byteBufStreamOutput == null) {
+      this.byteBufStreamOutput =
+          new BlockDataStreamOutput(blockID, xceiverClientManager,
+              pipeline, bufferPool, config, token);
+    }
+  }
+
+  @Override
+  public void write(ByteBuf b) throws IOException {
+    checkStream();
+    final int len = b.readableBytes();
+    byteBufStreamOutput.write(b);
+    this.currentPosition += len;
+  }
+
+  @Override
+  public void flush() throws IOException {
+    if (this.byteBufStreamOutput != null) {
+      this.byteBufStreamOutput.flush();
+    }
+  }
+
+  @Override
+  public void close() throws IOException {
+    if (this.byteBufStreamOutput != null) {
+      this.byteBufStreamOutput.close();
+      // after closing the chunkOutPutStream, blockId would have been
+      // reconstructed with updated bcsId
+      this.blockID =
+          ((BlockDataStreamOutput) byteBufStreamOutput).getBlockID();
+    }
+  }
+
+  boolean isClosed() {
+    if (byteBufStreamOutput != null) {
+      return  ((BlockDataStreamOutput) byteBufStreamOutput).isClosed();
+    }
+    return false;
+  }
+
+  long getTotalAckDataLength() {
+    if (byteBufStreamOutput != null) {
+      BlockDataStreamOutput out =
+          (BlockDataStreamOutput) this.byteBufStreamOutput;
+      blockID = out.getBlockID();
+      return out.getTotalAckDataLength();
+    } else {
+      // For a pre allocated block for which no write has been initiated,
+      // the ByteBufStreamOutput will be null here.
+      // In such cases, the default blockCommitSequenceId will be 0
+      return 0;
+    }
+  }
+
+  Collection<DatanodeDetails> getFailedServers() {
+    if (byteBufStreamOutput != null) {
+      BlockDataStreamOutput out =
+          (BlockDataStreamOutput) this.byteBufStreamOutput;
+      return out.getFailedServers();
+    }
+    return Collections.emptyList();
+  }
+
+  long getWrittenDataLength() {
+    if (byteBufStreamOutput != null) {
+      BlockDataStreamOutput out =
+          (BlockDataStreamOutput) this.byteBufStreamOutput;
+      return out.getWrittenDataLength();
+    } else {
+      // For a pre allocated block for which no write has been initiated,
+      // the ByteBufStreamOutput will be null here.
+      // In such cases, the default blockCommitSequenceId will be 0
+      return 0;
+    }
+  }
+
+  void cleanup(boolean invalidateClient) throws IOException {
+    checkStream();
+    BlockDataStreamOutput out =
+        (BlockDataStreamOutput) this.byteBufStreamOutput;
+    out.cleanup(invalidateClient);
+
+  }
+
+  void writeOnRetry(long len) throws IOException {
+    checkStream();
+    BlockDataStreamOutput out =
+        (BlockDataStreamOutput) this.byteBufStreamOutput;
+    out.writeOnRetry(len);
+    this.currentPosition += len;
+
+  }
+
+  /**
+   * Builder class for BlockDataStreamOutputEntry.
+   * */
+  public static class Builder {
+
+    private BlockID blockID;
+    private String key;
+    private XceiverClientFactory xceiverClientManager;
+    private Pipeline pipeline;
+    private long length;
+    private BufferPool bufferPool;
+    private Token<OzoneBlockTokenIdentifier> token;
+    private OzoneClientConfig config;
+
+    public Builder setBlockID(BlockID bID) {
+      this.blockID = bID;
+      return this;
+    }
+
+    public Builder setKey(String keys) {
+      this.key = keys;
+      return this;
+    }
+
+    public Builder setXceiverClientManager(
+        XceiverClientFactory
+        xClientManager) {
+      this.xceiverClientManager = xClientManager;
+      return this;
+    }
+
+    public Builder setPipeline(Pipeline ppln) {
+      this.pipeline = ppln;
+      return this;
+    }
+
+
+    public Builder setLength(long len) {
+      this.length = len;
+      return this;
+    }
+
+
+    public Builder setBufferPool(BufferPool pool) {
+      this.bufferPool = pool;
+      return this;
+    }
+
+    public Builder setConfig(OzoneClientConfig clientConfig) {
+      this.config = clientConfig;
+      return this;
+    }
+
+    public Builder setToken(Token<OzoneBlockTokenIdentifier> bToken) {
+      this.token = bToken;
+      return this;
+    }
+
+    public BlockDataStreamOutputEntry build() {
+      return new BlockDataStreamOutputEntry(blockID,
+          key,
+          xceiverClientManager,
+          pipeline,
+          length,
+          bufferPool,
+          token, config);
+    }
+  }
+
+  @VisibleForTesting
+  public ByteBufStreamOutput getByteBufStreamOutput() {
+    return byteBufStreamOutput;
+  }
+
+  public BlockID getBlockID() {
+    return blockID;
+  }
+
+  public String getKey() {
+    return key;
+  }
+
+  public XceiverClientFactory getXceiverClientManager() {
+    return xceiverClientManager;
+  }
+
+  public Pipeline getPipeline() {
+    return pipeline;
+  }
+
+  public long getCurrentPosition() {
+    return currentPosition;
+  }
+
+  public BufferPool getBufferPool() {
+    return bufferPool;
+  }
+
+  public void setCurrentPosition(long curPosition) {
+    this.currentPosition = curPosition;
+  }
+}
+
+
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
new file mode 100644
index 0000000000..94c505f2af
--- /dev/null
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
@@ -0,0 +1,324 @@
+
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+package org.apache.hadoop.ozone.client.io;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Preconditions;
+import org.apache.hadoop.hdds.client.ReplicationConfig;
+import org.apache.hadoop.hdds.conf.OzoneConfiguration;
+import org.apache.hadoop.hdds.scm.ByteStringConversion;
+import org.apache.hadoop.hdds.scm.OzoneClientConfig;
+import org.apache.hadoop.hdds.scm.XceiverClientFactory;
+import org.apache.hadoop.hdds.scm.container.common.helpers.ExcludeList;
+import org.apache.hadoop.hdds.scm.pipeline.PipelineID;
+import org.apache.hadoop.hdds.scm.storage.BufferPool;
+import org.apache.hadoop.ozone.om.helpers.OmKeyArgs;
+import org.apache.hadoop.ozone.om.helpers.OmKeyInfo;
+import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfo;
+import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfoGroup;
+import org.apache.hadoop.ozone.om.helpers.OmMultipartCommitUploadPartInfo;
+import org.apache.hadoop.ozone.om.protocol.OzoneManagerProtocol;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.util.ArrayList;
+import java.util.List;
+import java.util.ListIterator;
+
+/**
+ * This class manages the stream entries list and handles block allocation
+ * from OzoneManager.
+ */
+public class BlockDataStreamOutputEntryPool {
+
+  public static final Logger LOG =
+      LoggerFactory.getLogger(BlockDataStreamOutputEntryPool.class);
+
+  private final List<BlockDataStreamOutputEntry> streamEntries;
+  private final OzoneClientConfig config;
+  private int currentStreamIndex;
+  private final OzoneManagerProtocol omClient;
+  private final OmKeyArgs keyArgs;
+  private final XceiverClientFactory xceiverClientFactory;
+  private final String requestID;
+  private final BufferPool bufferPool;
+  private OmMultipartCommitUploadPartInfo commitUploadPartInfo;
+  private final long openID;
+  private final ExcludeList excludeList;
+
+  @SuppressWarnings({"parameternumber", "squid:S00107"})
+  public BlockDataStreamOutputEntryPool(
+      OzoneClientConfig config,
+      OzoneManagerProtocol omClient,
+      String requestId, ReplicationConfig replicationConfig,
+      String uploadID, int partNumber,
+      boolean isMultipart, OmKeyInfo info,
+      boolean unsafeByteBufferConversion,
+      XceiverClientFactory xceiverClientFactory, long openID
+  ) {
+    this.config = config;
+    this.xceiverClientFactory = xceiverClientFactory;
+    streamEntries = new ArrayList<>();
+    currentStreamIndex = 0;
+    this.omClient = omClient;
+    this.keyArgs = new OmKeyArgs.Builder().setVolumeName(info.getVolumeName())
+        .setBucketName(info.getBucketName()).setKeyName(info.getKeyName())
+        .setReplicationConfig(replicationConfig).setDataSize(info.getDataSize())
+        .setIsMultipartKey(isMultipart).setMultipartUploadID(uploadID)
+        .setMultipartUploadPartNumber(partNumber).build();
+    this.requestID = requestId;
+    this.openID = openID;
+    this.excludeList = new ExcludeList();
+
+    this.bufferPool =
+        new BufferPool(config.getStreamBufferSize(),
+            (int) (config.getStreamBufferMaxSize() / config
+                .getStreamBufferSize()),
+            ByteStringConversion
+                .createByteBufferConversion(unsafeByteBufferConversion));
+  }
+
+  /**
+   * A constructor for testing purpose only.
+   *
+   * @see KeyDataStreamOutput#KeyDataStreamOutput()
+   */
+  @VisibleForTesting
+  BlockDataStreamOutputEntryPool() {
+    streamEntries = new ArrayList<>();
+    omClient = null;
+    keyArgs = null;
+    xceiverClientFactory = null;
+    config =
+        new OzoneConfiguration().getObject(OzoneClientConfig.class);
+    config.setStreamBufferSize(0);
+    config.setStreamBufferMaxSize(0);
+    config.setStreamBufferFlushSize(0);
+    config.setStreamBufferFlushDelay(false);
+    requestID = null;
+    int chunkSize = 0;
+    bufferPool = new BufferPool(chunkSize, 1);
+
+    currentStreamIndex = 0;
+    openID = -1;
+    excludeList = new ExcludeList();
+  }
+
+  /**
+   * When a key is opened, it is possible that there are some blocks already
+   * allocated to it for this open session. In this case, to make use of these
+   * blocks, we need to add these blocks to stream entries. But, a key's version
+   * also includes blocks from previous versions, we need to avoid adding these
+   * old blocks to stream entries, because these old blocks should not be picked
+   * for write. To do this, the following method checks that, only those
+   * blocks created in this particular open version are added to stream entries.
+   *
+   * @param version the set of blocks that are pre-allocated.
+   * @param openVersion the version corresponding to the pre-allocation.
+   * @throws IOException
+   */
+  public void addPreallocateBlocks(OmKeyLocationInfoGroup version,
+      long openVersion) throws IOException {
+    // server may return any number of blocks, (0 to any)
+    // only the blocks allocated in this open session (block createVersion
+    // equals to open session version)
+    for (OmKeyLocationInfo subKeyInfo : version.getLocationList(openVersion)) {
+      addKeyLocationInfo(subKeyInfo);
+    }
+  }
+
+  private void addKeyLocationInfo(OmKeyLocationInfo subKeyInfo) {
+    Preconditions.checkNotNull(subKeyInfo.getPipeline());
+    BlockDataStreamOutputEntry.Builder builder =
+        new BlockDataStreamOutputEntry.Builder()
+            .setBlockID(subKeyInfo.getBlockID())
+            .setKey(keyArgs.getKeyName())
+            .setXceiverClientManager(xceiverClientFactory)
+            .setPipeline(subKeyInfo.getPipeline())
+            .setConfig(config)
+            .setLength(subKeyInfo.getLength())
+            .setBufferPool(bufferPool)
+            .setToken(subKeyInfo.getToken());
+    streamEntries.add(builder.build());
+  }
+
+  public List<OmKeyLocationInfo> getLocationInfoList()  {
+    List<OmKeyLocationInfo> locationInfoList = new ArrayList<>();
+    for (BlockDataStreamOutputEntry streamEntry : streamEntries) {
+      long length = streamEntry.getCurrentPosition();
+
+      // Commit only those blocks to OzoneManager which are not empty
+      if (length != 0) {
+        OmKeyLocationInfo info =
+            new OmKeyLocationInfo.Builder().setBlockID(streamEntry.getBlockID())
+                .setLength(streamEntry.getCurrentPosition()).setOffset(0)
+                .setToken(streamEntry.getToken())
+                .setPipeline(streamEntry.getPipeline()).build();
+        locationInfoList.add(info);
+      }
+      if (LOG.isDebugEnabled()) {
+        LOG.debug(
+            "block written " + streamEntry.getBlockID() + ", length " + length
+                + " bcsID " + streamEntry.getBlockID()
+                .getBlockCommitSequenceId());
+      }
+    }
+    return locationInfoList;
+  }
+
+  /**
+   * Discards the subsequent pre allocated blocks and removes the streamEntries
+   * from the streamEntries list for the container which is closed.
+   * @param containerID id of the closed container
+   * @param pipelineId id of the associated pipeline
+   */
+  void discardPreallocatedBlocks(long containerID, PipelineID pipelineId) {
+    // currentStreamIndex < streamEntries.size() signifies that, there are still
+    // pre allocated blocks available.
+
+    // This will be called only to discard the next subsequent unused blocks
+    // in the streamEntryList.
+    if (currentStreamIndex + 1 < streamEntries.size()) {
+      ListIterator<BlockDataStreamOutputEntry> streamEntryIterator =
+          streamEntries.listIterator(currentStreamIndex + 1);
+      while (streamEntryIterator.hasNext()) {
+        BlockDataStreamOutputEntry streamEntry = streamEntryIterator.next();
+        Preconditions.checkArgument(streamEntry.getCurrentPosition() == 0);
+        if ((streamEntry.getPipeline().getId().equals(pipelineId)) ||
+            (containerID != -1 &&
+                streamEntry.getBlockID().getContainerID() == containerID)) {
+          streamEntryIterator.remove();
+        }
+      }
+    }
+  }
+
+  List<BlockDataStreamOutputEntry> getStreamEntries() {
+    return streamEntries;
+  }
+
+  XceiverClientFactory getXceiverClientFactory() {
+    return xceiverClientFactory;
+  }
+
+  String getKeyName() {
+    return keyArgs.getKeyName();
+  }
+
+  long getKeyLength() {
+    return streamEntries.stream().mapToLong(
+        BlockDataStreamOutputEntry::getCurrentPosition).sum();
+  }
+  /**
+   * Contact OM to get a new block. Set the new block with the index (e.g.
+   * first block has index = 0, second has index = 1 etc.)
+   *
+   * The returned block is made to new BlockDataStreamOutputEntry to write.
+   *
+   * @throws IOException
+   */
+  private void allocateNewBlock() throws IOException {
+    if (!excludeList.isEmpty()) {
+      LOG.debug("Allocating block with {}", excludeList);
+    }
+    OmKeyLocationInfo subKeyInfo =
+        omClient.allocateBlock(keyArgs, openID, excludeList);
+    addKeyLocationInfo(subKeyInfo);
+  }
+
+
+  void commitKey(long offset) throws IOException {
+    if (keyArgs != null) {
+      // in test, this could be null
+      long length = getKeyLength();
+      Preconditions.checkArgument(offset == length);
+      keyArgs.setDataSize(length);
+      keyArgs.setLocationInfoList(getLocationInfoList());
+      // When the key is multipart upload part file upload, we should not
+      // commit the key, as this is not an actual key, this is a just a
+      // partial key of a large file.
+      if (keyArgs.getIsMultipartKey()) {
+        commitUploadPartInfo =
+            omClient.commitMultipartUploadPart(keyArgs, openID);
+      } else {
+        omClient.commitKey(keyArgs, openID);
+      }
+    } else {
+      LOG.warn("Closing KeyDataStreamOutput, but key args is null");
+    }
+  }
+
+  public BlockDataStreamOutputEntry getCurrentStreamEntry() {
+    if (streamEntries.isEmpty() || streamEntries.size() <= currentStreamIndex) {
+      return null;
+    } else {
+      return streamEntries.get(currentStreamIndex);
+    }
+  }
+
+  BlockDataStreamOutputEntry allocateBlockIfNeeded() throws IOException {
+    BlockDataStreamOutputEntry streamEntry = getCurrentStreamEntry();
+    if (streamEntry != null && streamEntry.isClosed()) {
+      // a stream entry gets closed either by :
+      // a. If the stream gets full
+      // b. it has encountered an exception
+      currentStreamIndex++;
+    }
+    if (streamEntries.size() <= currentStreamIndex) {
+      Preconditions.checkNotNull(omClient);
+      // allocate a new block, if a exception happens, log an error and
+      // throw exception to the caller directly, and the write fails.
+      allocateNewBlock();
+    }
+    // in theory, this condition should never violate due the check above
+    // still do a sanity check.
+    Preconditions.checkArgument(currentStreamIndex < streamEntries.size());
+    return streamEntries.get(currentStreamIndex);
+  }
+
+  long computeBufferData() {
+    return bufferPool.computeBufferData();
+  }
+
+  void cleanup() {
+    if (excludeList != null) {
+      excludeList.clear();
+    }
+    if (bufferPool != null) {
+      bufferPool.clearBufferPool();
+    }
+
+    if (streamEntries != null) {
+      streamEntries.clear();
+    }
+  }
+
+  public OmMultipartCommitUploadPartInfo getCommitUploadPartInfo() {
+    return commitUploadPartInfo;
+  }
+
+  public ExcludeList getExcludeList() {
+    return excludeList;
+  }
+
+  boolean isEmpty() {
+    return streamEntries.isEmpty();
+  }
+}
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java
new file mode 100644
index 0000000000..a9be11667c
--- /dev/null
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java
@@ -0,0 +1,629 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+package org.apache.hadoop.ozone.client.io;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Preconditions;
+import io.netty.buffer.ByteBuf;
+import org.apache.hadoop.fs.FSExceptionMessages;
+import org.apache.hadoop.fs.FileEncryptionInfo;
+import org.apache.hadoop.hdds.client.ReplicationConfig;
+import org.apache.hadoop.hdds.protocol.DatanodeDetails;
+import org.apache.hadoop.hdds.scm.OzoneClientConfig;
+import org.apache.hadoop.hdds.scm.XceiverClientFactory;
+import org.apache.hadoop.hdds.scm.client.HddsClientUtils;
+import org.apache.hadoop.hdds.scm.container.ContainerID;
+import org.apache.hadoop.hdds.scm.container.common.helpers.ExcludeList;
+import org.apache.hadoop.hdds.scm.container.common.helpers.StorageContainerException;
+import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
+import org.apache.hadoop.hdds.scm.pipeline.PipelineID;
+import org.apache.hadoop.hdds.scm.storage.ByteBufStreamOutput;
+import org.apache.hadoop.io.retry.RetryPolicies;
+import org.apache.hadoop.io.retry.RetryPolicy;
+import org.apache.hadoop.ozone.om.helpers.OmKeyInfo;
+import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfo;
+import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfoGroup;
+import org.apache.hadoop.ozone.om.helpers.OmMultipartCommitUploadPartInfo;
+import org.apache.hadoop.ozone.om.helpers.OpenKeySession;
+import org.apache.hadoop.ozone.om.protocol.OzoneManagerProtocol;
+import org.apache.ratis.protocol.exceptions.AlreadyClosedException;
+import org.apache.ratis.protocol.exceptions.RaftRetryFailureException;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.io.InterruptedIOException;
+import java.util.Collection;
+import java.util.List;
+import java.util.Map;
+import java.util.function.Function;
+import java.util.stream.Collectors;
+
+/**
+ * Maintaining a list of BlockInputStream. Write based on offset.
+ *
+ * Note that this may write to multiple containers in one write call. In case
+ * that first container succeeded but later ones failed, the succeeded writes
+ * are not rolled back.
+ *
+ * TODO : currently not support multi-thread access.
+ */
+public class KeyDataStreamOutput implements ByteBufStreamOutput {
+
+  private OzoneClientConfig config;
+
+  /**
+   * Defines stream action while calling handleFlushOrClose.
+   */
+  enum StreamAction {
+    FLUSH, CLOSE, FULL
+  }
+
+  public static final Logger LOG =
+      LoggerFactory.getLogger(KeyDataStreamOutput.class);
+
+  private boolean closed;
+  private FileEncryptionInfo feInfo;
+  private final Map<Class<? extends Throwable>, RetryPolicy> retryPolicyMap;
+  private int retryCount;
+  // how much of data is actually written yet to underlying stream
+  private long offset;
+  // how much data has been ingested into the stream
+  private long writeOffset;
+  // whether an exception is encountered while write and whole write could
+  // not succeed
+  private boolean isException;
+  private final BlockDataStreamOutputEntryPool blockDataStreamOutputEntryPool;
+
+  private long clientID;
+
+  /**
+   * A constructor for testing purpose only.
+   */
+  @VisibleForTesting
+  public KeyDataStreamOutput() {
+    closed = false;
+    this.retryPolicyMap = HddsClientUtils.getExceptionList()
+        .stream()
+        .collect(Collectors.toMap(Function.identity(),
+            e -> RetryPolicies.TRY_ONCE_THEN_FAIL));
+    retryCount = 0;
+    offset = 0;
+    blockDataStreamOutputEntryPool = new BlockDataStreamOutputEntryPool();
+  }
+
+  @VisibleForTesting
+  public List<BlockDataStreamOutputEntry> getStreamEntries() {
+    return blockDataStreamOutputEntryPool.getStreamEntries();
+  }
+
+  @VisibleForTesting
+  public XceiverClientFactory getXceiverClientFactory() {
+    return blockDataStreamOutputEntryPool.getXceiverClientFactory();
+  }
+
+  @VisibleForTesting
+  public List<OmKeyLocationInfo> getLocationInfoList() {
+    return blockDataStreamOutputEntryPool.getLocationInfoList();
+  }
+
+  @VisibleForTesting
+  public int getRetryCount() {
+    return retryCount;
+  }
+
+  @VisibleForTesting
+  public long getClientID() {
+    return clientID;
+  }
+
+  @SuppressWarnings({"parameternumber", "squid:S00107"})
+  public KeyDataStreamOutput(
+      OzoneClientConfig config,
+      OpenKeySession handler,
+      XceiverClientFactory xceiverClientManager,
+      OzoneManagerProtocol omClient, int chunkSize,
+      String requestId, ReplicationConfig replicationConfig,
+      String uploadID, int partNumber, boolean isMultipart,
+      boolean unsafeByteBufferConversion
+  ) {
+    this.config = config;
+    OmKeyInfo info = handler.getKeyInfo();
+    blockDataStreamOutputEntryPool =
+        new BlockDataStreamOutputEntryPool(
+            config,
+            omClient,
+            requestId, replicationConfig,
+            uploadID, partNumber,
+            isMultipart, info,
+            unsafeByteBufferConversion,
+            xceiverClientManager,
+            handler.getId());
+
+    // Retrieve the file encryption key info, null if file is not in
+    // encrypted bucket.
+    this.feInfo = info.getFileEncryptionInfo();
+    this.retryPolicyMap = HddsClientUtils.getRetryPolicyByException(
+        config.getMaxRetryCount(), config.getRetryInterval());
+    this.retryCount = 0;
+    this.isException = false;
+    this.writeOffset = 0;
+    this.clientID = handler.getId();
+  }
+
+  /**
+   * When a key is opened, it is possible that there are some blocks already
+   * allocated to it for this open session. In this case, to make use of these
+   * blocks, we need to add these blocks to stream entries. But, a key's version
+   * also includes blocks from previous versions, we need to avoid adding these
+   * old blocks to stream entries, because these old blocks should not be picked
+   * for write. To do this, the following method checks that, only those
+   * blocks created in this particular open version are added to stream entries.
+   *
+   * @param version the set of blocks that are pre-allocated.
+   * @param openVersion the version corresponding to the pre-allocation.
+   * @throws IOException
+   */
+  public void addPreallocateBlocks(OmKeyLocationInfoGroup version,
+      long openVersion) throws IOException {
+    blockDataStreamOutputEntryPool.addPreallocateBlocks(version, openVersion);
+  }
+
+  @Override
+  public void write(ByteBuf b) throws IOException {
+    checkNotClosed();
+    if (b == null) {
+      throw new NullPointerException();
+    }
+    final int len = b.readableBytes();
+    handleWrite(b, b.readerIndex(), len, false);
+    writeOffset += len;
+  }
+
+  private void handleWrite(ByteBuf b, int off, long len, boolean retry)
+      throws IOException {
+    while (len > 0) {
+      try {
+        BlockDataStreamOutputEntry current =
+            blockDataStreamOutputEntryPool.allocateBlockIfNeeded();
+        // length(len) will be in int range if the call is happening through
+        // write API of blockDataStreamOutput. Length can be in long range
+        // if it comes via Exception path.
+        int expectedWriteLen = Math.min((int) len,
+                (int) current.getRemaining());
+        long currentPos = current.getWrittenDataLength();
+        // writeLen will be updated based on whether the write was succeeded
+        // or if it sees an exception, how much the actual write was
+        // acknowledged.
+        int writtenLength =
+            writeToDataStreamOutput(current, retry, len, b,
+                expectedWriteLen, off, currentPos);
+        if (current.getRemaining() <= 0) {
+          // since the current block is already written close the stream.
+          handleFlushOrClose(StreamAction.FULL);
+        }
+        len -= writtenLength;
+        off += writtenLength;
+      } catch (Exception e) {
+        markStreamClosed();
+        throw new IOException(e);
+      }
+    }
+  }
+
+  private int writeToDataStreamOutput(BlockDataStreamOutputEntry current,
+      boolean retry, long len, ByteBuf b, int writeLen, int off,
+      long currentPos) throws IOException {
+    try {
+      if (retry) {
+        current.writeOnRetry(len);
+      } else {
+        current.write(b, off, writeLen);
+        offset += writeLen;
+      }
+    } catch (IOException ioe) {
+      // for the current iteration, totalDataWritten - currentPos gives the
+      // amount of data already written to the buffer
+
+      // In the retryPath, the total data to be written will always be equal
+      // to or less than the max length of the buffer allocated.
+      // The len specified here is the combined sum of the data length of
+      // the buffers
+      Preconditions.checkState(!retry || len <= config
+          .getStreamBufferMaxSize());
+      int dataWritten = (int) (current.getWrittenDataLength() - currentPos);
+      writeLen = retry ? (int) len : dataWritten;
+      // In retry path, the data written is already accounted in offset.
+      if (!retry) {
+        offset += writeLen;
+      }
+      LOG.debug("writeLen {}, total len {}", writeLen, len);
+      handleException(current, ioe);
+    }
+    return writeLen;
+  }
+
+  /**
+   * It performs following actions :
+   * a. Updates the committed length at datanode for the current stream in
+   * datanode.
+   * b. Reads the data from the underlying buffer and writes it the next stream.
+   *
+   * @param streamEntry StreamEntry
+   * @param exception   actual exception that occurred
+   * @throws IOException Throws IOException if Write fails
+   */
+  private void handleException(BlockDataStreamOutputEntry streamEntry,
+      IOException exception) throws IOException {
+    Throwable t = HddsClientUtils.checkForException(exception);
+    Preconditions.checkNotNull(t);
+    boolean retryFailure = checkForRetryFailure(t);
+    boolean containerExclusionException = false;
+    if (!retryFailure) {
+      containerExclusionException = checkIfContainerToExclude(t);
+    }
+    Pipeline pipeline = streamEntry.getPipeline();
+    PipelineID pipelineId = pipeline.getId();
+    long totalSuccessfulFlushedData = streamEntry.getTotalAckDataLength();
+    //set the correct length for the current stream
+    streamEntry.setCurrentPosition(totalSuccessfulFlushedData);
+    long bufferedDataLen = blockDataStreamOutputEntryPool.computeBufferData();
+    if (containerExclusionException) {
+      LOG.debug(
+          "Encountered exception {}. The last committed block length is {}, "
+              + "uncommitted data length is {} retry count {}", exception,
+          totalSuccessfulFlushedData, bufferedDataLen, retryCount);
+    } else {
+      LOG.warn(
+          "Encountered exception {} on the pipeline {}. "
+              + "The last committed block length is {}, "
+              + "uncommitted data length is {} retry count {}", exception,
+          pipeline, totalSuccessfulFlushedData, bufferedDataLen, retryCount);
+    }
+    Preconditions.checkArgument(
+        bufferedDataLen <= config.getStreamBufferMaxSize());
+    Preconditions.checkArgument(
+        offset - blockDataStreamOutputEntryPool.getKeyLength() ==
+        bufferedDataLen);
+    long containerId = streamEntry.getBlockID().getContainerID();
+    Collection<DatanodeDetails> failedServers = streamEntry.getFailedServers();
+    Preconditions.checkNotNull(failedServers);
+    ExcludeList excludeList = blockDataStreamOutputEntryPool.getExcludeList();
+    if (!failedServers.isEmpty()) {
+      excludeList.addDatanodes(failedServers);
+    }
+
+    // if the container needs to be excluded , add the container to the
+    // exclusion list , otherwise add the pipeline to the exclusion list
+    if (containerExclusionException) {
+      excludeList.addConatinerId(ContainerID.valueOf(containerId));
+    } else {
+      excludeList.addPipeline(pipelineId);
+    }
+    // just clean up the current stream.
+    streamEntry.cleanup(retryFailure);
+
+    // discard all subsequent blocks the containers and pipelines which
+    // are in the exclude list so that, the very next retry should never
+    // write data on the  closed container/pipeline
+    if (containerExclusionException) {
+      // discard subsequent pre allocated blocks from the streamEntries list
+      // from the closed container
+      blockDataStreamOutputEntryPool
+          .discardPreallocatedBlocks(streamEntry.getBlockID().getContainerID(),
+              null);
+    } else {
+      // In case there is timeoutException or Watch for commit happening over
+      // majority or the client connection failure to the leader in the
+      // pipeline, just discard all the pre allocated blocks on this pipeline.
+      // Next block allocation will happen with excluding this specific pipeline
+      // This will ensure if 2 way commit happens , it cannot span over multiple
+      // blocks
+      blockDataStreamOutputEntryPool
+          .discardPreallocatedBlocks(-1, pipelineId);
+    }
+    if (bufferedDataLen > 0) {
+      // If the data is still cached in the underlying stream, we need to
+      // allocate new block and write this data in the datanode.
+      handleRetry(exception, bufferedDataLen);
+      // reset the retryCount after handling the exception
+      retryCount = 0;
+    }
+  }
+
+  private void markStreamClosed() {
+    blockDataStreamOutputEntryPool.cleanup();
+    closed = true;
+  }
+
+  private void handleRetry(IOException exception, long len) throws IOException {
+    RetryPolicy retryPolicy = retryPolicyMap
+        .get(HddsClientUtils.checkForException(exception).getClass());
+    if (retryPolicy == null) {
+      retryPolicy = retryPolicyMap.get(Exception.class);
+    }
+    RetryPolicy.RetryAction action = null;
+    try {
+      action = retryPolicy.shouldRetry(exception, retryCount, 0, true);
+    } catch (Exception e) {
+      setExceptionAndThrow(new IOException(e));
+    }
+    if (action.action == RetryPolicy.RetryAction.RetryDecision.FAIL) {
+      String msg = "";
+      if (action.reason != null) {
+        msg = "Retry request failed. " + action.reason;
+        LOG.error(msg, exception);
+      }
+      setExceptionAndThrow(new IOException(msg, exception));
+    }
+
+    // Throw the exception if the thread is interrupted
+    if (Thread.currentThread().isInterrupted()) {
+      LOG.warn("Interrupted while trying for retry");
+      setExceptionAndThrow(exception);
+    }
+    Preconditions.checkArgument(
+        action.action == RetryPolicy.RetryAction.RetryDecision.RETRY);
+    if (action.delayMillis > 0) {
+      try {
+        Thread.sleep(action.delayMillis);
+      } catch (InterruptedException e) {
+        Thread.currentThread().interrupt();
+        IOException ioe =  (IOException) new InterruptedIOException(
+            "Interrupted: action=" + action + ", retry policy=" + retryPolicy)
+            .initCause(e);
+        setExceptionAndThrow(ioe);
+      }
+    }
+    retryCount++;
+    if (LOG.isTraceEnabled()) {
+      LOG.trace("Retrying Write request. Already tried {} time(s); " +
+          "retry policy is {} ", retryCount, retryPolicy);
+    }
+    handleWrite(null, 0, len, true);
+  }
+
+  private void setExceptionAndThrow(IOException ioe) throws IOException {
+    isException = true;
+    throw ioe;
+  }
+
+  /**
+   * Checks if the provided exception signifies retry failure in ratis client.
+   * In case of retry failure, ratis client throws RaftRetryFailureException
+   * and all succeeding operations are failed with AlreadyClosedException.
+   */
+  private boolean checkForRetryFailure(Throwable t) {
+    return t instanceof RaftRetryFailureException
+        || t instanceof AlreadyClosedException;
+  }
+
+  // Every container specific exception from datatnode will be seen as
+  // StorageContainerException
+  private boolean checkIfContainerToExclude(Throwable t) {
+    return t instanceof StorageContainerException;
+  }
+
+  @Override
+  public void flush() throws IOException {
+    checkNotClosed();
+    handleFlushOrClose(StreamAction.FLUSH);
+  }
+
+  /**
+   * Close or Flush the latest outputStream depending upon the action.
+   * This function gets called when while write is going on, the current stream
+   * gets full or explicit flush or close request is made by client. when the
+   * stream gets full and we try to close the stream , we might end up hitting
+   * an exception in the exception handling path, we write the data residing in
+   * in the buffer pool to a new Block. In cases, as such, when the data gets
+   * written to new stream , it will be at max half full. In such cases, we
+   * should just write the data and not close the stream as the block won't be
+   * completely full.
+   *
+   * @param op Flag which decides whether to call close or flush on the
+   *           outputStream.
+   * @throws IOException In case, flush or close fails with exception.
+   */
+  @SuppressWarnings("squid:S1141")
+  private void handleFlushOrClose(StreamAction op) throws IOException {
+    if (!blockDataStreamOutputEntryPool.isEmpty()) {
+      while (true) {
+        try {
+          BlockDataStreamOutputEntry entry =
+              blockDataStreamOutputEntryPool.getCurrentStreamEntry();
+          if (entry != null) {
+            try {
+              handleStreamAction(entry, op);
+            } catch (IOException ioe) {
+              handleException(entry, ioe);
+              continue;
+            }
+          }
+          return;
+        } catch (Exception e) {
+          markStreamClosed();
+          throw e;
+        }
+      }
+    }
+  }
+
+  private void handleStreamAction(BlockDataStreamOutputEntry entry,
+                                  StreamAction op) throws IOException {
+    Collection<DatanodeDetails> failedServers = entry.getFailedServers();
+    // failed servers can be null in case there is no data written in
+    // the stream
+    if (!failedServers.isEmpty()) {
+      blockDataStreamOutputEntryPool.getExcludeList().addDatanodes(
+          failedServers);
+    }
+    switch (op) {
+    case CLOSE:
+      entry.close();
+      break;
+    case FULL:
+      if (entry.getRemaining() == 0) {
+        entry.close();
+      }
+      break;
+    case FLUSH:
+      entry.flush();
+      break;
+    default:
+      throw new IOException("Invalid Operation");
+    }
+  }
+
+  /**
+   * Commit the key to OM, this will add the blocks as the new key blocks.
+   *
+   * @throws IOException
+   */
+  @Override
+  public void close() throws IOException {
+    if (closed) {
+      return;
+    }
+    closed = true;
+    try {
+      handleFlushOrClose(StreamAction.CLOSE);
+      if (!isException) {
+        Preconditions.checkArgument(writeOffset == offset);
+      }
+      blockDataStreamOutputEntryPool.commitKey(offset);
+    } finally {
+      blockDataStreamOutputEntryPool.cleanup();
+    }
+  }
+
+  public OmMultipartCommitUploadPartInfo getCommitUploadPartInfo() {
+    return blockDataStreamOutputEntryPool.getCommitUploadPartInfo();
+  }
+
+  public FileEncryptionInfo getFileEncryptionInfo() {
+    return feInfo;
+  }
+
+  @VisibleForTesting
+  public ExcludeList getExcludeList() {
+    return blockDataStreamOutputEntryPool.getExcludeList();
+  }
+
+  /**
+   * Builder class of KeyDataStreamOutput.
+   */
+  public static class Builder {
+    private OpenKeySession openHandler;
+    private XceiverClientFactory xceiverManager;
+    private OzoneManagerProtocol omClient;
+    private int chunkSize;
+    private String requestID;
+    private String multipartUploadID;
+    private int multipartNumber;
+    private boolean isMultipartKey;
+    private boolean unsafeByteBufferConversion;
+    private OzoneClientConfig clientConfig;
+    private ReplicationConfig replicationConfig;
+
+    public Builder setMultipartUploadID(String uploadID) {
+      this.multipartUploadID = uploadID;
+      return this;
+    }
+
+    public Builder setMultipartNumber(int partNumber) {
+      this.multipartNumber = partNumber;
+      return this;
+    }
+
+    public Builder setHandler(OpenKeySession handler) {
+      this.openHandler = handler;
+      return this;
+    }
+
+    public Builder setXceiverClientManager(XceiverClientFactory manager) {
+      this.xceiverManager = manager;
+      return this;
+    }
+
+    public Builder setOmClient(OzoneManagerProtocol client) {
+      this.omClient = client;
+      return this;
+    }
+
+    public Builder setChunkSize(int size) {
+      this.chunkSize = size;
+      return this;
+    }
+
+    public Builder setRequestID(String id) {
+      this.requestID = id;
+      return this;
+    }
+
+    public Builder setIsMultipartKey(boolean isMultipart) {
+      this.isMultipartKey = isMultipart;
+      return this;
+    }
+
+    public Builder setConfig(OzoneClientConfig config) {
+      this.clientConfig = config;
+      return this;
+    }
+
+    public Builder enableUnsafeByteBufferConversion(boolean enabled) {
+      this.unsafeByteBufferConversion = enabled;
+      return this;
+    }
+
+
+    public Builder setReplicationConfig(ReplicationConfig replConfig) {
+      this.replicationConfig = replConfig;
+      return this;
+    }
+
+    public KeyDataStreamOutput build() {
+      return new KeyDataStreamOutput(
+          clientConfig,
+          openHandler,
+          xceiverManager,
+          omClient,
+          chunkSize,
+          requestID,
+          replicationConfig,
+          multipartUploadID,
+          multipartNumber,
+          isMultipartKey,
+          unsafeByteBufferConversion);
+    }
+
+  }
+
+  /**
+   * Verify that the output stream is open. Non blocking; this gives
+   * the last state of the volatile {@link #closed} field.
+   * @throws IOException if the connection is closed.
+   */
+  private void checkNotClosed() throws IOException {
+    if (closed) {
+      throw new IOException(
+          ": " + FSExceptionMessages.STREAM_IS_CLOSED + " Key: "
+              + blockDataStreamOutputEntryPool.getKeyName());
+    }
+  }
+}
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/OzoneDataStreamOutput.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/OzoneDataStreamOutput.java
new file mode 100644
index 0000000000..378b86872e
--- /dev/null
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/OzoneDataStreamOutput.java
@@ -0,0 +1,70 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with this
+ * work for additional information regarding copyright ownership.  The ASF
+ * licenses this file to you 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
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * 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.
+ */
+package org.apache.hadoop.ozone.client.io;
+
+import io.netty.buffer.ByteBuf;
+import org.apache.hadoop.hdds.scm.storage.ByteBufStreamOutput;
+import org.apache.hadoop.ozone.om.helpers.OmMultipartCommitUploadPartInfo;
+
+import java.io.IOException;
+
+/**
+ * OzoneDataStreamOutput is used to write data into Ozone.
+ * It uses SCM's {@link KeyDataStreamOutput} for writing the data.
+ */
+public class OzoneDataStreamOutput implements ByteBufStreamOutput {
+
+  private final ByteBufStreamOutput byteBufStreamOutput;
+
+  /**
+   * Constructs OzoneDataStreamOutput with KeyDataStreamOutput.
+   *
+   * @param byteBufStreamOutput
+   */
+  public OzoneDataStreamOutput(ByteBufStreamOutput byteBufStreamOutput) {
+    this.byteBufStreamOutput = byteBufStreamOutput;
+  }
+
+  @Override
+  public void write(ByteBuf b) throws IOException {
+    byteBufStreamOutput.write(b);
+  }
+
+  @Override
+  public synchronized void flush() throws IOException {
+    byteBufStreamOutput.flush();
+  }
+
+  @Override
+  public synchronized void close() throws IOException {
+    //commitKey can be done here, if needed.
+    byteBufStreamOutput.close();
+  }
+
+  public OmMultipartCommitUploadPartInfo getCommitUploadPartInfo() {
+    if (byteBufStreamOutput instanceof KeyDataStreamOutput) {
+      return ((KeyDataStreamOutput)
+              byteBufStreamOutput).getCommitUploadPartInfo();
+    }
+    // Otherwise return null.
+    return null;
+  }
+
+  public ByteBufStreamOutput getByteBufStreamOutput() {
+    return byteBufStreamOutput;
+  }
+}
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/protocol/ClientProtocol.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/protocol/ClientProtocol.java
index 725eb3a586..de800b113d 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/protocol/ClientProtocol.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/protocol/ClientProtocol.java
@@ -39,6 +39,7 @@ import org.apache.hadoop.ozone.client.OzoneMultipartUploadList;
 import org.apache.hadoop.ozone.client.OzoneMultipartUploadPartListParts;
 import org.apache.hadoop.ozone.client.OzoneVolume;
 import org.apache.hadoop.ozone.client.VolumeArgs;
+import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
 import org.apache.hadoop.ozone.client.io.OzoneInputStream;
 import org.apache.hadoop.ozone.client.io.OzoneOutputStream;
 import org.apache.hadoop.ozone.om.OMConfigKeys;
@@ -294,6 +295,20 @@ public interface ClientProtocol {
       Map<String, String> metadata)
       throws IOException;
 
+  /**
+   * Writes a key in an existing bucket.
+   * @param volumeName Name of the Volume
+   * @param bucketName Name of the Bucket
+   * @param keyName Name of the Key
+   * @param size Size of the data
+   * @param metadata custom key value metadata
+   * @return {@link OzoneDataStreamOutput}
+   *
+   */
+  OzoneDataStreamOutput createStreamKey(String volumeName, String bucketName,
+      String keyName, long size, ReplicationConfig replicationConfig,
+      Map<String, String> metadata)
+      throws IOException;
 
   /**
    * Reads a key from an existing bucket.
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java
index c7764e9d5b..fb41a216a7 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java
@@ -90,11 +90,13 @@ import org.apache.hadoop.ozone.client.VolumeArgs;
 import org.apache.hadoop.ozone.client.io.BlockInputStreamFactory;
 import org.apache.hadoop.ozone.client.io.BlockInputStreamFactoryImpl;
 import org.apache.hadoop.ozone.client.io.ECKeyOutputStream;
+import org.apache.hadoop.ozone.client.io.KeyDataStreamOutput;
 import org.apache.hadoop.ozone.client.io.KeyInputStream;
 import org.apache.hadoop.ozone.client.io.KeyOutputStream;
 import org.apache.hadoop.ozone.client.io.LengthInputStream;
 import org.apache.hadoop.ozone.client.io.MultipartCryptoKeyInputStream;
 import org.apache.hadoop.ozone.client.io.OzoneCryptoInputStream;
+import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
 import org.apache.hadoop.ozone.client.io.OzoneInputStream;
 import org.apache.hadoop.ozone.client.io.OzoneOutputStream;
 import org.apache.hadoop.ozone.client.protocol.ClientProtocol;
@@ -994,6 +996,48 @@ public class RpcClient implements ClientProtocol {
     return createOutputStream(openKey, requestId);
   }
 
+  @Override
+  public OzoneDataStreamOutput createStreamKey(
+      String volumeName, String bucketName, String keyName, long size,
+      ReplicationConfig replicationConfig,
+      Map<String, String> metadata)
+      throws IOException {
+    verifyVolumeName(volumeName);
+    verifyBucketName(bucketName);
+    if (checkKeyNameEnabled) {
+      HddsClientUtils.verifyKeyName(keyName);
+    }
+    HddsClientUtils.checkNotNull(keyName, replicationConfig);
+    String requestId = UUID.randomUUID().toString();
+
+    OmKeyArgs.Builder builder = new OmKeyArgs.Builder()
+        .setVolumeName(volumeName)
+        .setBucketName(bucketName)
+        .setKeyName(keyName)
+        .setDataSize(size)
+        .setReplicationConfig(replicationConfig)
+        .addAllMetadata(metadata)
+        .setAcls(getAclList());
+
+    if (Boolean.parseBoolean(metadata.get(OzoneConsts.GDPR_FLAG))) {
+      try{
+        GDPRSymmetricKey gKey = new GDPRSymmetricKey(new SecureRandom());
+        builder.addAllMetadata(gKey.getKeyDetails());
+      } catch (Exception e) {
+        if (e instanceof InvalidKeyException &&
+            e.getMessage().contains("Illegal key size or default parameters")) {
+          LOG.error("Missing Unlimited Strength Policy jars. Please install " +
+              "Java Cryptography Extension (JCE) Unlimited Strength " +
+              "Jurisdiction Policy Files");
+        }
+        throw new IOException(e);
+      }
+    }
+
+    OpenKeySession openKey = ozoneManagerClient.openKey(builder.build());
+    return createDataStreamOutput(openKey, requestId, replicationConfig);
+  }
+
   private KeyProvider.KeyVersion getDEK(FileEncryptionInfo feInfo)
       throws IOException {
     // check crypto protocol version
@@ -1656,6 +1700,24 @@ public class RpcClient implements ClientProtocol {
           cryptoInputStreams);
     }
   }
+  private OzoneDataStreamOutput createDataStreamOutput(OpenKeySession openKey,
+      String requestId, ReplicationConfig replicationConfig)
+      throws IOException {
+    KeyDataStreamOutput keyOutputStream =
+        new KeyDataStreamOutput.Builder()
+            .setHandler(openKey)
+            .setXceiverClientManager(xceiverClientManager)
+            .setOmClient(ozoneManagerClient)
+            .setRequestID(requestId)
+            .setReplicationConfig(replicationConfig)
+            .enableUnsafeByteBufferConversion(unsafeByteBufferConversion)
+            .setConfig(clientConfig)
+            .build();
+    keyOutputStream
+        .addPreallocateBlocks(openKey.getKeyInfo().getLatestVersionLocations(),
+            openKey.getOpenVersion());
+    return new OzoneDataStreamOutput(keyOutputStream);
+  }
 
   private OzoneOutputStream createOutputStream(OpenKeySession openKey,
       String requestId) throws IOException {
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
new file mode 100644
index 0000000000..4d52d89490
--- /dev/null
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
@@ -0,0 +1,181 @@
+/**
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with this
+ * work for additional information regarding copyright ownership.  The ASF
+ * licenses this file to you 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
+ * <p>
+ * http://www.apache.org/licenses/LICENSE-2.0
+ * <p>
+ * 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.
+ */
+
+package org.apache.hadoop.ozone.client.rpc;
+
+import io.netty.buffer.Unpooled;
+import org.apache.hadoop.conf.StorageUnit;
+import org.apache.hadoop.hdds.client.ReplicationType;
+import org.apache.hadoop.hdds.conf.OzoneConfiguration;
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ChecksumType;
+import org.apache.hadoop.hdds.scm.OzoneClientConfig;
+import org.apache.hadoop.ozone.MiniOzoneCluster;
+import org.apache.hadoop.ozone.OzoneConfigKeys;
+import org.apache.hadoop.ozone.client.ObjectStore;
+import org.apache.hadoop.ozone.client.OzoneClient;
+import org.apache.hadoop.ozone.client.OzoneClientFactory;
+import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
+import org.apache.hadoop.ozone.container.ContainerTestHelper;
+import org.apache.hadoop.ozone.container.TestHelper;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Rule;
+import org.junit.Test;
+import org.junit.rules.Timeout;
+
+import java.io.IOException;
+import java.util.UUID;
+import java.util.concurrent.TimeUnit;
+
+import static java.nio.charset.StandardCharsets.UTF_8;
+import static org.apache.hadoop.hdds.scm.ScmConfigKeys.HDDS_SCM_WATCHER_TIMEOUT;
+import static org.apache.hadoop.hdds.scm.ScmConfigKeys.OZONE_SCM_STALENODE_INTERVAL;
+
+/**
+ * Tests BlockDataStreamOutput class.
+ */
+public class TestBlockDataStreamOutput {
+
+  /**
+    * Set a timeout for each test.
+    */
+  @Rule
+  public Timeout timeout = Timeout.seconds(300);
+  private static MiniOzoneCluster cluster;
+  private static OzoneConfiguration conf = new OzoneConfiguration();
+  private static OzoneClient client;
+  private static ObjectStore objectStore;
+  private static int chunkSize;
+  private static int flushSize;
+  private static int maxFlushSize;
+  private static int blockSize;
+  private static String volumeName;
+  private static String bucketName;
+  private static String keyString;
+
+  /**
+   * Create a MiniDFSCluster for testing.
+   * <p>
+   * Ozone is made active by setting OZONE_ENABLED = true
+   *
+   * @throws IOException
+   */
+  @BeforeClass
+  public static void init() throws Exception {
+    chunkSize = 100;
+    flushSize = 2 * chunkSize;
+    maxFlushSize = 2 * flushSize;
+    blockSize = 2 * maxFlushSize;
+
+    OzoneClientConfig clientConfig = conf.getObject(OzoneClientConfig.class);
+    clientConfig.setChecksumType(ChecksumType.NONE);
+    clientConfig.setStreamBufferFlushDelay(false);
+    conf.setFromObject(clientConfig);
+
+    conf.setTimeDuration(HDDS_SCM_WATCHER_TIMEOUT, 1000, TimeUnit.MILLISECONDS);
+    conf.setTimeDuration(OZONE_SCM_STALENODE_INTERVAL, 3, TimeUnit.SECONDS);
+    conf.setQuietMode(false);
+    conf.setStorageSize(OzoneConfigKeys.OZONE_SCM_BLOCK_SIZE, 4,
+        StorageUnit.MB);
+
+    cluster = MiniOzoneCluster.newBuilder(conf)
+        .setNumDatanodes(7)
+        .setTotalPipelineNumLimit(10)
+        .setBlockSize(blockSize)
+        .setChunkSize(chunkSize)
+        .setStreamBufferFlushSize(flushSize)
+        .setStreamBufferMaxSize(maxFlushSize)
+        .setStreamBufferSizeUnit(StorageUnit.BYTES)
+        .build();
+    cluster.waitForClusterToBeReady();
+    //the easiest way to create an open container is creating a key
+    client = OzoneClientFactory.getRpcClient(conf);
+    objectStore = client.getObjectStore();
+    keyString = UUID.randomUUID().toString();
+    volumeName = "testblockoutputstream";
+    bucketName = volumeName;
+    objectStore.createVolume(volumeName);
+    objectStore.getVolume(volumeName).createBucket(bucketName);
+  }
+
+  private String getKeyName() {
+    return UUID.randomUUID().toString();
+  }
+
+  /**
+   * Shutdown MiniDFSCluster.
+   */
+  @AfterClass
+  public static void shutdown() {
+    if (cluster != null) {
+      cluster.shutdown();
+    }
+  }
+
+  @Test
+  public void testMultiChunkWrite() throws Exception {
+    // write data less than 1 chunk size use streaming.
+    String keyName1 = getKeyName();
+    OzoneDataStreamOutput key1 = createKey(
+        keyName1, ReplicationType.RATIS, 0);
+    int dataLength1 = chunkSize/2;
+    byte[] data1 =
+        ContainerTestHelper.getFixedLengthString(keyString, dataLength1)
+            .getBytes(UTF_8);
+    key1.write(Unpooled.copiedBuffer(data1));
+    // now close the stream, It will update the key length.
+    key1.close();
+    validateData(keyName1, data1);
+
+    // write data more than 1 chunk size use streaming.
+    String keyName2 = getKeyName();
+    OzoneDataStreamOutput key2 = createKey(
+        keyName2, ReplicationType.RATIS, 0);
+    int dataLength2 = chunkSize + 50;
+    byte[] data2 =
+        ContainerTestHelper.getFixedLengthString(keyString, dataLength2)
+            .getBytes(UTF_8);
+    key2.write(Unpooled.copiedBuffer(data2));
+    // now close the stream, It will update the key length.
+    key2.close();
+    validateData(keyName2, data2);
+
+    // write data more than 1 block size use streaming.
+    String keyName3 = getKeyName();
+    OzoneDataStreamOutput key3 = createKey(
+        keyName3, ReplicationType.RATIS, 0);
+    int dataLength3 = blockSize + 50;
+    byte[] data3 =
+        ContainerTestHelper.getFixedLengthString(keyString, dataLength3)
+            .getBytes(UTF_8);
+    key3.write(Unpooled.copiedBuffer(data3));
+    // now close the stream, It will update the key length.
+    key3.close();
+    validateData(keyName3, data3);
+  }
+
+  private OzoneDataStreamOutput createKey(String keyName, ReplicationType type,
+      long size) throws Exception {
+    return TestHelper.createStreamKey(
+        keyName, type, size, objectStore, volumeName, bucketName);
+  }
+  private void validateData(String keyName, byte[] data) throws Exception {
+    TestHelper
+        .validateData(keyName, data, objectStore, volumeName, bucketName);
+  }
+
+}
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/TestHelper.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/TestHelper.java
index dae6e383f8..cf3a51241e 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/TestHelper.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/TestHelper.java
@@ -48,6 +48,7 @@ import org.apache.hadoop.ozone.OzoneConsts;
 import org.apache.hadoop.ozone.client.ObjectStore;
 import org.apache.hadoop.ozone.client.io.BlockOutputStreamEntry;
 import org.apache.hadoop.ozone.client.io.KeyOutputStream;
+import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
 import org.apache.hadoop.ozone.client.io.OzoneInputStream;
 import org.apache.hadoop.ozone.client.io.OzoneOutputStream;
 import org.apache.hadoop.ozone.container.common.impl.ContainerData;
@@ -134,8 +135,23 @@ public final class TestHelper {
     }
     org.apache.hadoop.hdds.client.ReplicationFactor factor =
             org.apache.hadoop.hdds.client.ReplicationFactor.THREE;
+    ReplicationConfig config =
+            ReplicationConfig.fromTypeAndFactor(type, factor);
     return objectStore.getVolume(volumeName).getBucket(bucketName)
-        .createKey(keyName, size, type, factor, new HashMap<>());
+        .createKey(keyName, size, config, new HashMap<>());
+  }
+
+  public static OzoneDataStreamOutput createStreamKey(String keyName,
+      ReplicationType type, long size, ObjectStore objectStore,
+      String volumeName, String bucketName) throws Exception {
+    org.apache.hadoop.hdds.client.ReplicationFactor factor =
+        type == ReplicationType.STAND_ALONE ?
+            org.apache.hadoop.hdds.client.ReplicationFactor.ONE :
+            org.apache.hadoop.hdds.client.ReplicationFactor.THREE;
+    ReplicationConfig config =
+        ReplicationConfig.fromTypeAndFactor(type, factor);
+    return objectStore.getVolume(volumeName).getBucket(bucketName)
+        .createStreamKey(keyName, size, config, new HashMap<>());
   }
 
   public static OzoneOutputStream createKey(String keyName,
@@ -143,8 +159,10 @@ public final class TestHelper {
       org.apache.hadoop.hdds.client.ReplicationFactor factor, long size,
       ObjectStore objectStore, String volumeName, String bucketName)
       throws Exception {
+    ReplicationConfig config =
+            ReplicationConfig.fromTypeAndFactor(type, factor);
     return objectStore.getVolume(volumeName).getBucket(bucketName)
-        .createKey(keyName, size, type, factor, new HashMap<>());
+        .createKey(keyName, size, config, new HashMap<>());
   }
 
   public static OzoneOutputStream createKey(String keyName,
diff --git a/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/shell/keys/PutKeyHandler.java b/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/shell/keys/PutKeyHandler.java
index 7d7885d168..e4b842eaca 100644
--- a/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/shell/keys/PutKeyHandler.java
+++ b/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/shell/keys/PutKeyHandler.java
@@ -23,9 +23,14 @@ import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.OutputStream;
+import java.io.RandomAccessFile;
+import java.nio.ByteBuffer;
+import java.nio.channels.FileChannel;
 import java.util.HashMap;
 import java.util.Map;
 
+import io.netty.buffer.ByteBuf;
+import io.netty.buffer.Unpooled;
 import org.apache.hadoop.conf.StorageUnit;
 import org.apache.hadoop.hdds.client.ReplicationConfig;
 import org.apache.hadoop.io.IOUtils;
@@ -34,6 +39,7 @@ import org.apache.hadoop.ozone.client.OzoneBucket;
 import org.apache.hadoop.ozone.client.OzoneClient;
 import org.apache.hadoop.ozone.client.OzoneClientException;
 import org.apache.hadoop.ozone.client.OzoneVolume;
+import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
 import org.apache.hadoop.ozone.shell.OzoneAddress;
 
 import org.apache.commons.codec.digest.DigestUtils;
@@ -89,10 +95,36 @@ public class PutKeyHandler extends KeyHandler {
 
     int chunkSize = (int) getConf().getStorageSize(OZONE_SCM_CHUNK_SIZE_KEY,
         OZONE_SCM_CHUNK_SIZE_DEFAULT, StorageUnit.BYTES);
-    try (InputStream input = new FileInputStream(dataFile);
-        OutputStream output = bucket.createKey(keyName, dataFile.length(),
-            replicationConfig, keyMetadata)) {
-      IOUtils.copyBytes(input, output, chunkSize);
+
+    if (dataFile.length() <= chunkSize) {
+      if (isVerbose()) {
+        out().println("API: async");
+      }
+      try (InputStream input = new FileInputStream(dataFile);
+           OutputStream output = bucket.createKey(keyName, dataFile.length(),
+               replicationConfig, keyMetadata)) {
+        IOUtils.copyBytes(input, output, chunkSize);
+      }
+    } else {
+      if (isVerbose()) {
+        out().println("API: streaming");
+      }
+      try (RandomAccessFile raf = new RandomAccessFile(dataFile, "r");
+           OzoneDataStreamOutput out = bucket.createStreamKey(keyName,
+               dataFile.length(), replicationConfig, keyMetadata)) {
+        FileChannel ch = raf.getChannel();
+        long len = raf.length();
+        long off = 0;
+        while (len > 0) {
+          long writeLen = Math.min(len, chunkSize);
+          ByteBuffer segment =
+              ch.map(FileChannel.MapMode.READ_ONLY, off, writeLen);
+          ByteBuf buf = Unpooled.wrappedBuffer(segment);
+          out.write(buf);
+          off += writeLen;
+          len -= writeLen;
+        }
+      }
     }
   }
 


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[ozone] 01/36: HDDS-5366. [Ozone-Streaming] Implement stream method to ContainerStateMachine. (#2358). Contributed by mingchao zhao

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 89dccf224f796a117ba9ebe6c3b8391957e41c97
Author: micah zhao <mi...@tencent.com>
AuthorDate: Wed Jun 23 23:20:27 2021 +0800

    HDDS-5366.  [Ozone-Streaming] Implement stream method to ContainerStateMachine. (#2358).  Contributed by mingchao zhao
---
 .../server/ratis/ContainerStateMachine.java        | 25 ++++++++++
 .../common/transport/server/ratis/LocalStream.java | 50 +++++++++++++++++++
 .../transport/server/ratis/StreamDataChannel.java  | 57 ++++++++++++++++++++++
 3 files changed, 132 insertions(+)

diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
index 02c0a8d2b1..47e042643a 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
@@ -25,10 +25,12 @@ import java.io.IOException;
 import java.io.OutputStream;
 import java.util.Arrays;
 import java.util.Collection;
+import java.nio.file.Paths;
 import java.util.List;
 import java.util.Map;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ConcurrentMap;
+import java.util.concurrent.CompletionException;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ExecutorService;
 import java.util.concurrent.Executors;
@@ -510,6 +512,29 @@ public class ContainerStateMachine extends BaseStateMachine {
     return raftFuture;
   }
 
+  @Override
+  public CompletableFuture<DataStream> stream(RaftClientRequest request) {
+    return CompletableFuture.supplyAsync(() -> {
+      try {
+        ContainerCommandRequestProto requestProto =
+            getContainerCommandRequestProto(gid,
+                request.getMessage().getContent());
+        DispatcherContext context =
+            new DispatcherContext.Builder()
+                .setStage(DispatcherContext.WriteChunkStage.WRITE_DATA)
+                .setContainer2BCSIDMap(container2BCSIDMap)
+                .build();
+
+        ContainerCommandResponseProto response = runCommand(
+            requestProto, context);
+        String path = response.getMessage();
+        return new LocalStream(new StreamDataChannel(Paths.get(path)));
+      } catch (IOException e) {
+        throw new CompletionException("Failed to create data stream", e);
+      }
+    }, executor);
+  }
+
   private ExecutorService getChunkExecutor(WriteChunkRequestProto req) {
     int i = (int)(req.getBlockID().getLocalID() % chunkExecutors.size());
     return chunkExecutors.get(i);
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/LocalStream.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/LocalStream.java
new file mode 100644
index 0000000000..baae013966
--- /dev/null
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/LocalStream.java
@@ -0,0 +1,50 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+package org.apache.hadoop.ozone.container.common.transport.server.ratis;
+
+import org.apache.ratis.statemachine.StateMachine;
+
+import java.io.IOException;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.CompletionException;
+
+class LocalStream implements StateMachine.DataStream {
+  private final StateMachine.DataChannel dataChannel;
+
+  LocalStream(StateMachine.DataChannel dataChannel) {
+    this.dataChannel = dataChannel;
+  }
+
+  @Override
+  public StateMachine.DataChannel getDataChannel() {
+    return dataChannel;
+  }
+
+  @Override
+  public CompletableFuture<?> cleanUp() {
+    return CompletableFuture.supplyAsync(() -> {
+      try {
+        dataChannel.close();
+        return true;
+      } catch (IOException e) {
+        throw new CompletionException("Failed to close data channel", e);
+      }
+    });
+  }
+}
\ No newline at end of file
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/StreamDataChannel.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/StreamDataChannel.java
new file mode 100644
index 0000000000..3df66e26dc
--- /dev/null
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/StreamDataChannel.java
@@ -0,0 +1,57 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+package org.apache.hadoop.ozone.container.common.transport.server.ratis;
+
+import org.apache.ratis.statemachine.StateMachine;
+
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.RandomAccessFile;
+import java.nio.ByteBuffer;
+import java.nio.file.Path;
+
+class StreamDataChannel implements StateMachine.DataChannel {
+  private final Path path;
+  private final RandomAccessFile randomAccessFile;
+
+  StreamDataChannel(Path path) throws FileNotFoundException {
+    this.path = path;
+    this.randomAccessFile = new RandomAccessFile(path.toFile(), "rw");
+  }
+
+  @Override
+  public void force(boolean metadata) throws IOException {
+    randomAccessFile.getChannel().force(metadata);
+  }
+
+  @Override
+  public int write(ByteBuffer src) throws IOException {
+    return randomAccessFile.getChannel().write(src);
+  }
+
+  @Override
+  public boolean isOpen() {
+    return randomAccessFile.getChannel().isOpen();
+  }
+
+  @Override
+  public void close() throws IOException {
+    randomAccessFile.close();
+  }
+}


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[ozone] 13/36: HDDS-5763. Provide an Executor for each LocalStream in ContainerStateMachine (#2782)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 659397a1da8f75b5002de7da725d33ef0fb7fd29
Author: Tsz-Wo Nicholas Sze <sz...@apache.org>
AuthorDate: Mon Nov 1 23:39:53 2021 +0800

    HDDS-5763. Provide an Executor for each LocalStream in ContainerStateMachine (#2782)
---
 .../transport/server/ratis/ContainerStateMachine.java   |  7 +++++--
 .../common/transport/server/ratis/LocalStream.java      | 10 +++++++++-
 .../transport/server/ratis/XceiverServerRatis.java      |  5 -----
 .../hadoop/hdds/conf/DatanodeRatisServerConfig.java     | 17 -----------------
 4 files changed, 14 insertions(+), 25 deletions(-)

diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
index 121a6d6bdd..83255e0450 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
@@ -527,8 +527,11 @@ public class ContainerStateMachine extends BaseStateMachine {
 
         ContainerCommandResponseProto response = runCommand(
             requestProto, context);
-        String path = response.getMessage();
-        return new LocalStream(new StreamDataChannel(Paths.get(path)));
+        final StreamDataChannel channel = new StreamDataChannel(
+            Paths.get(response.getMessage()));
+        final ExecutorService chunkExecutor = requestProto.hasWriteChunk() ?
+            getChunkExecutor(requestProto.getWriteChunk()) : null;
+        return new LocalStream(channel, chunkExecutor);
       } catch (IOException e) {
         throw new CompletionException("Failed to create data stream", e);
       }
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/LocalStream.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/LocalStream.java
index baae013966..780f874398 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/LocalStream.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/LocalStream.java
@@ -23,12 +23,15 @@ import org.apache.ratis.statemachine.StateMachine;
 import java.io.IOException;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.CompletionException;
+import java.util.concurrent.Executor;
 
 class LocalStream implements StateMachine.DataStream {
   private final StateMachine.DataChannel dataChannel;
+  private final Executor executor;
 
-  LocalStream(StateMachine.DataChannel dataChannel) {
+  LocalStream(StateMachine.DataChannel dataChannel, Executor executor) {
     this.dataChannel = dataChannel;
+    this.executor = executor;
   }
 
   @Override
@@ -47,4 +50,9 @@ class LocalStream implements StateMachine.DataStream {
       }
     });
   }
+
+  @Override
+  public Executor getExecutor() {
+    return executor;
+  }
 }
\ No newline at end of file
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/XceiverServerRatis.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/XceiverServerRatis.java
index 2fcc07fc23..6b0ad0e41e 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/XceiverServerRatis.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/XceiverServerRatis.java
@@ -237,11 +237,6 @@ public final class XceiverServerRatis implements XceiverServerSpi {
             .getStreamRequestThreads();
     RaftServerConfigKeys.DataStream.setAsyncRequestThreadPoolSize(properties,
         dataStreamAsyncRequestThreadPoolSize);
-    int dataStreamWriteRequestThreadPoolSize =
-        conf.getObject(DatanodeRatisServerConfig.class)
-            .getStreamWriteThreads();
-    RaftServerConfigKeys.DataStream.setAsyncWriteThreadPoolSize(properties,
-        dataStreamWriteRequestThreadPoolSize);
     int dataStreamClientPoolSize =
         conf.getObject(DatanodeRatisServerConfig.class)
             .getClientPoolSize();
diff --git a/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/conf/DatanodeRatisServerConfig.java b/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/conf/DatanodeRatisServerConfig.java
index 3132928abe..058932e769 100644
--- a/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/conf/DatanodeRatisServerConfig.java
+++ b/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/conf/DatanodeRatisServerConfig.java
@@ -141,23 +141,6 @@ public class DatanodeRatisServerConfig {
     this.streamRequestThreads = streamRequestThreads;
   }
 
-  @Config(key = "datastream.write.threads",
-      defaultValue = "20",
-      type = ConfigType.INT,
-      tags = {OZONE, DATANODE, RATIS, DATASTREAM},
-      description = "Maximum number of threads in the thread pool for " +
-          "datastream write."
-  )
-  private int streamWriteThreads;
-
-  public int getStreamWriteThreads() {
-    return streamWriteThreads;
-  }
-
-  public void setStreamWriteThreads(int streamWriteThreads) {
-    this.streamWriteThreads = streamWriteThreads;
-  }
-
   @Config(key = "datastream.client.pool.size",
       defaultValue = "10",
       type = ConfigType.INT,


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[ozone] 12/36: HDDS-5895. [Ozone-Streaming] Make raft.server.data-stream.client.pool.size configurable (#2766)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 54cd1fe8cdf2962bcd3b1684b7a6c5ad1f832ba4
Author: micah zhao <mi...@tencent.com>
AuthorDate: Tue Oct 26 15:10:58 2021 +0800

    HDDS-5895. [Ozone-Streaming] Make raft.server.data-stream.client.pool.size configurable (#2766)
---
 .../transport/server/ratis/XceiverServerRatis.java      |  5 +++++
 .../hadoop/hdds/conf/DatanodeRatisServerConfig.java     | 17 +++++++++++++++++
 2 files changed, 22 insertions(+)

diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/XceiverServerRatis.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/XceiverServerRatis.java
index d69b64cce1..2fcc07fc23 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/XceiverServerRatis.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/XceiverServerRatis.java
@@ -242,6 +242,11 @@ public final class XceiverServerRatis implements XceiverServerSpi {
             .getStreamWriteThreads();
     RaftServerConfigKeys.DataStream.setAsyncWriteThreadPoolSize(properties,
         dataStreamWriteRequestThreadPoolSize);
+    int dataStreamClientPoolSize =
+        conf.getObject(DatanodeRatisServerConfig.class)
+            .getClientPoolSize();
+    RaftServerConfigKeys.DataStream.setClientPoolSize(properties,
+        dataStreamClientPoolSize);
   }
 
   @SuppressWarnings("checkstyle:methodlength")
diff --git a/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/conf/DatanodeRatisServerConfig.java b/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/conf/DatanodeRatisServerConfig.java
index 205d92e955..3132928abe 100644
--- a/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/conf/DatanodeRatisServerConfig.java
+++ b/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/conf/DatanodeRatisServerConfig.java
@@ -158,6 +158,23 @@ public class DatanodeRatisServerConfig {
     this.streamWriteThreads = streamWriteThreads;
   }
 
+  @Config(key = "datastream.client.pool.size",
+      defaultValue = "10",
+      type = ConfigType.INT,
+      tags = {OZONE, DATANODE, RATIS, DATASTREAM},
+      description = "Maximum number of client proxy in NettyServerStreamRpc " +
+          "for datastream write."
+  )
+  private int clientPoolSize;
+
+  public int getClientPoolSize() {
+    return clientPoolSize;
+  }
+
+  public void setClientPoolSize(int clientPoolSize) {
+    this.clientPoolSize = clientPoolSize;
+  }
+
   @Config(key = "delete.ratis.log.directory",
           defaultValue = "true",
           type = ConfigType.BOOLEAN,


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[ozone] 23/36: HDDS-6281. Update ratis version to 2.3.0-94db58b-SNAPSHOT version (#3059)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 6f32ef6bdcb868f4028732a146f1e7147d7e5b72
Author: hao guo <gu...@360.cn>
AuthorDate: Thu Feb 10 09:04:29 2022 +0800

    HDDS-6281. Update ratis version to 2.3.0-94db58b-SNAPSHOT version (#3059)
---
 hadoop-ozone/dist/src/main/license/update-jar-report.sh | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hadoop-ozone/dist/src/main/license/update-jar-report.sh b/hadoop-ozone/dist/src/main/license/update-jar-report.sh
index dfd68a264d..6cc6238f40 100755
--- a/hadoop-ozone/dist/src/main/license/update-jar-report.sh
+++ b/hadoop-ozone/dist/src/main/license/update-jar-report.sh
@@ -30,4 +30,4 @@ cd "$OZONE_DIST_DIR"
 
 #sed expression removes the version. Usually license is not changed with version bumps
 #jacoco and test dependencies are excluded
-find . -type f -name "*.jar" | cut -c3- | perl -wpl -e 's/-[0-9]+(.[0-9]+)*(-([0-9a-z]+-)?SNAPSHOT)?+//g; s/\.v\d+\.jar/.jar/g;' | grep -v -e jacoco -e hdds-test-utils | sort > "$SCRIPTDIR"/$REPORT_NAME
+find . -type f -name "*.jar" | cut -c3- | perl -wpl -e 's/-[0-9]+(\.[0-9]+)*(-([0-9a-z]+-)?SNAPSHOT)?+//g; s/\.v\d+\.jar/.jar/g;' | grep -v -e jacoco -e hdds-test-utils | sort > "$SCRIPTDIR"/$REPORT_NAME


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[ozone] 27/36: HDDS-6282. Fix BlockDataStreamOutput#doFlushIfNeeded NPE (#3060)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit b09515f7bb05aaaca8a2d14e38bb77828b2e2c8d
Author: hao guo <gu...@360.cn>
AuthorDate: Tue Feb 15 19:22:13 2022 +0800

    HDDS-6282. Fix BlockDataStreamOutput#doFlushIfNeeded NPE (#3060)
---
 .../java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index 9ac43300f7..8dd9e6b50e 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -318,7 +318,8 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     // the bufferFull condition in async write path.
     long streamWindow = config.getStreamWindowSize() / config
         .getDataStreamMinPacketSize();
-    if (!bufferList.isEmpty() && bufferList.size() % boundary == 0) {
+    if (!bufferList.isEmpty() && bufferList.size() % boundary == 0 &&
+        buffersForPutBlock != null && !buffersForPutBlock.isEmpty()) {
       updateFlushLength();
       executePutBlock(false, false);
     }


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[ozone] 33/36: HDDS-6137. [Ozone-Streaming] Refactor KeyDataStreamOutput. (#3195)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit bfb9216b5e4ca66302030b613f1dc222cae6d32b
Author: hao guo <gu...@360.cn>
AuthorDate: Mon Mar 28 16:16:31 2022 +0800

    HDDS-6137. [Ozone-Streaming] Refactor KeyDataStreamOutput. (#3195)
---
 .../hdds/scm/storage/AbstractDataStreamOutput.java | 130 +++++++++++++++++++++
 .../hdds/scm/storage/BlockDataStreamOutput.java    |  36 +-----
 .../org/apache/hadoop/hdds/ratis/RatisHelper.java  |  32 +++++
 .../ozone/container/ContainerTestHelper.java       |  12 ++
 .../server/ratis/ContainerStateMachine.java        |  35 ++++--
 .../ozone/container/keyvalue/KeyValueHandler.java  |  33 +++---
 .../keyvalue/impl/KeyValueStreamDataChannel.java   |   2 +-
 .../client/io/BlockDataStreamOutputEntryPool.java  |  26 -----
 .../ozone/client/io/KeyDataStreamOutput.java       | 121 ++-----------------
 .../client/rpc/TestBlockDataStreamOutput.java      |   4 +-
 .../rpc/TestContainerStateMachineStream.java       |  59 ++++++++--
 11 files changed, 279 insertions(+), 211 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/AbstractDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/AbstractDataStreamOutput.java
new file mode 100644
index 0000000000..e29670d781
--- /dev/null
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/AbstractDataStreamOutput.java
@@ -0,0 +1,130 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+package org.apache.hadoop.hdds.scm.storage;
+
+import com.google.common.annotations.VisibleForTesting;
+import com.google.common.base.Preconditions;
+import org.apache.hadoop.hdds.scm.client.HddsClientUtils;
+import org.apache.hadoop.hdds.scm.container.common.helpers.StorageContainerException;
+import org.apache.hadoop.io.retry.RetryPolicy;
+import org.apache.ratis.protocol.exceptions.AlreadyClosedException;
+import org.apache.ratis.protocol.exceptions.RaftRetryFailureException;
+
+import java.io.IOException;
+import java.io.InterruptedIOException;
+import java.util.Map;
+
+/**
+ * This class is used for error handling methods.
+ */
+public abstract class AbstractDataStreamOutput
+    implements ByteBufferStreamOutput {
+
+  private final Map<Class<? extends Throwable>, RetryPolicy> retryPolicyMap;
+  private int retryCount;
+  private boolean isException;
+
+  protected AbstractDataStreamOutput(
+      Map<Class<? extends Throwable>, RetryPolicy> retryPolicyMap) {
+    this.retryPolicyMap = retryPolicyMap;
+    this.isException = false;
+    this.retryCount = 0;
+  }
+
+  @VisibleForTesting
+  public int getRetryCount() {
+    return retryCount;
+  }
+
+  protected void resetRetryCount() {
+    retryCount = 0;
+  }
+
+  protected boolean isException() {
+    return isException;
+  }
+
+  /**
+   * Checks if the provided exception signifies retry failure in ratis client.
+   * In case of retry failure, ratis client throws RaftRetryFailureException
+   * and all succeeding operations are failed with AlreadyClosedException.
+   */
+  protected boolean checkForRetryFailure(Throwable t) {
+    return t instanceof RaftRetryFailureException
+        || t instanceof AlreadyClosedException;
+  }
+
+  // Every container specific exception from datatnode will be seen as
+  // StorageContainerException
+  protected boolean checkIfContainerToExclude(Throwable t) {
+    return t instanceof StorageContainerException;
+  }
+
+  protected void setExceptionAndThrow(IOException ioe) throws IOException {
+    isException = true;
+    throw ioe;
+  }
+
+  protected void handleRetry(IOException exception) throws IOException {
+    RetryPolicy retryPolicy = retryPolicyMap
+        .get(HddsClientUtils.checkForException(exception).getClass());
+    if (retryPolicy == null) {
+      retryPolicy = retryPolicyMap.get(Exception.class);
+    }
+    handleRetry(exception, retryPolicy);
+  }
+
+  protected void handleRetry(IOException exception, RetryPolicy retryPolicy)
+      throws IOException {
+    RetryPolicy.RetryAction action = null;
+    try {
+      action = retryPolicy.shouldRetry(exception, retryCount, 0, true);
+    } catch (Exception e) {
+      setExceptionAndThrow(new IOException(e));
+    }
+    if (action != null &&
+        action.action == RetryPolicy.RetryAction.RetryDecision.FAIL) {
+      String msg = "";
+      if (action.reason != null) {
+        msg = "Retry request failed. " + action.reason;
+      }
+      setExceptionAndThrow(new IOException(msg, exception));
+    }
+
+    // Throw the exception if the thread is interrupted
+    if (Thread.currentThread().isInterrupted()) {
+      setExceptionAndThrow(exception);
+    }
+    Preconditions.checkNotNull(action);
+    Preconditions.checkArgument(
+        action.action == RetryPolicy.RetryAction.RetryDecision.RETRY);
+    if (action.delayMillis > 0) {
+      try {
+        Thread.sleep(action.delayMillis);
+      } catch (InterruptedException e) {
+        Thread.currentThread().interrupt();
+        IOException ioe = (IOException) new InterruptedIOException(
+            "Interrupted: action=" + action + ", retry policy=" + retryPolicy)
+            .initCause(e);
+        setExceptionAndThrow(ioe);
+      }
+    }
+    retryCount++;
+  }
+}
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index 3df5eb0e12..d5b9dd9d81 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -28,6 +28,7 @@ import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ChunkInfo;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ContainerCommandResponseProto;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.KeyValue;
 import org.apache.hadoop.hdds.ratis.ContainerCommandRequestMessage;
+import org.apache.hadoop.hdds.ratis.RatisHelper;
 import org.apache.hadoop.hdds.scm.OzoneClientConfig;
 import org.apache.hadoop.hdds.scm.XceiverClientFactory;
 import org.apache.hadoop.hdds.scm.XceiverClientManager;
@@ -44,8 +45,6 @@ import org.apache.hadoop.security.token.TokenIdentifier;
 import org.apache.ratis.client.api.DataStreamOutput;
 import org.apache.ratis.io.StandardWriteOption;
 import org.apache.ratis.protocol.DataStreamReply;
-import org.apache.ratis.protocol.RaftPeerId;
-import org.apache.ratis.protocol.RoutingTable;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -208,44 +207,13 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     if (isDatastreamPipelineMode) {
       return Preconditions.checkNotNull(xceiverClient.getDataStreamApi())
           .stream(message.getContent().asReadOnlyByteBuffer(),
-              getRoutingTable(pipeline));
+              RatisHelper.getRoutingTable(pipeline));
     } else {
       return Preconditions.checkNotNull(xceiverClient.getDataStreamApi())
           .stream(message.getContent().asReadOnlyByteBuffer());
     }
   }
 
-  public RoutingTable getRoutingTable(Pipeline pipeline) {
-    RaftPeerId primaryId = null;
-    List<RaftPeerId> raftPeers = new ArrayList<>();
-
-    for (DatanodeDetails dn : pipeline.getNodes()) {
-      final RaftPeerId raftPeerId = RaftPeerId.valueOf(dn.getUuidString());
-      try {
-        if (dn == pipeline.getFirstNode()) {
-          primaryId = raftPeerId;
-        }
-      } catch (IOException e) {
-        LOG.error("Can not get FirstNode from the pipeline: {} with " +
-            "exception: {}", pipeline.toString(), e.getLocalizedMessage());
-        return null;
-      }
-      raftPeers.add(raftPeerId);
-    }
-
-    RoutingTable.Builder builder = RoutingTable.newBuilder();
-    RaftPeerId previousId = primaryId;
-    for (RaftPeerId peerId : raftPeers) {
-      if (peerId.equals(primaryId)) {
-        continue;
-      }
-      builder.addSuccessor(previousId, peerId);
-      previousId = peerId;
-    }
-
-    return builder.build();
-  }
-
   public BlockID getBlockID() {
     return blockID.get();
   }
diff --git a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
index ca3170985e..b381d7a3a1 100644
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
@@ -53,6 +53,7 @@ import org.apache.ratis.protocol.RaftGroup;
 import org.apache.ratis.protocol.RaftGroupId;
 import org.apache.ratis.protocol.RaftPeer;
 import org.apache.ratis.protocol.RaftPeerId;
+import org.apache.ratis.protocol.RoutingTable;
 import org.apache.ratis.retry.RetryPolicy;
 import org.apache.ratis.rpc.RpcType;
 import org.apache.ratis.rpc.SupportedRpcType;
@@ -391,6 +392,37 @@ public final class RatisHelper {
         .min(Long::compareTo).orElse(null);
   }
 
+  public static RoutingTable getRoutingTable(Pipeline pipeline) {
+    RaftPeerId primaryId = null;
+    List<RaftPeerId> raftPeers = new ArrayList<>();
+
+    for (DatanodeDetails dn : pipeline.getNodes()) {
+      final RaftPeerId raftPeerId = RaftPeerId.valueOf(dn.getUuidString());
+      try {
+        if (dn == pipeline.getFirstNode()) {
+          primaryId = raftPeerId;
+        }
+      } catch (IOException e) {
+        LOG.error("Can not get FirstNode from the pipeline: {} with " +
+            "exception: {}", pipeline.toString(), e.getLocalizedMessage());
+        return null;
+      }
+      raftPeers.add(raftPeerId);
+    }
+
+    RoutingTable.Builder builder = RoutingTable.newBuilder();
+    RaftPeerId previousId = primaryId;
+    for (RaftPeerId peerId : raftPeers) {
+      if (peerId.equals(primaryId)) {
+        continue;
+      }
+      builder.addSuccessor(previousId, peerId);
+      previousId = peerId;
+    }
+
+    return builder.build();
+  }
+
   private static <U> Class<? extends U> getClass(String name,
       Class<U> xface) {
     try {
diff --git a/hadoop-hdds/common/src/test/java/org/apache/hadoop/ozone/container/ContainerTestHelper.java b/hadoop-hdds/common/src/test/java/org/apache/hadoop/ozone/container/ContainerTestHelper.java
index d90ae6173c..d91c2e9116 100644
--- a/hadoop-hdds/common/src/test/java/org/apache/hadoop/ozone/container/ContainerTestHelper.java
+++ b/hadoop-hdds/common/src/test/java/org/apache/hadoop/ozone/container/ContainerTestHelper.java
@@ -594,6 +594,18 @@ public final class ContainerTestHelper {
     return String.format("%1$" + length + "s", string);
   }
 
+  public static byte[] generateData(int length, boolean random) {
+    final byte[] data = new byte[length];
+    if (random) {
+      ThreadLocalRandom.current().nextBytes(data);
+    } else {
+      for (int i = 0; i < length; i++) {
+        data[i] = (byte) i;
+      }
+    }
+    return data;
+  }
+
   /**
    * Construct fake protobuf messages for various types of requests.
    * This is tedious, however necessary to test. Protobuf classes are final
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
index 3ef9477d97..916d3e7f5b 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
@@ -62,6 +62,7 @@ import org.apache.hadoop.ozone.OzoneConfigKeys;
 import org.apache.hadoop.ozone.common.utils.BufferUtils;
 import org.apache.hadoop.ozone.container.common.interfaces.ContainerDispatcher;
 import org.apache.hadoop.ozone.container.common.statemachine.DatanodeConfiguration;
+import org.apache.hadoop.ozone.container.keyvalue.impl.KeyValueStreamDataChannel;
 import org.apache.hadoop.ozone.container.ozoneimpl.ContainerController;
 import org.apache.hadoop.util.Time;
 
@@ -549,19 +550,29 @@ public class ContainerStateMachine extends BaseStateMachine {
 
   @Override
   public CompletableFuture<?> link(DataStream stream, LogEntryProto entry) {
-    return CompletableFuture.supplyAsync(() -> {
-      if (stream == null) {
-        return JavaUtils.completeExceptionally(
-            new IllegalStateException("DataStream is null"));
-      }
-      if (stream.getDataChannel().isOpen()) {
-        return JavaUtils.completeExceptionally(
-            new IllegalStateException(
-                "DataStream: " + stream + " is not closed properly"));
-      } else {
-        return CompletableFuture.completedFuture(null);
+    if (stream == null) {
+      return JavaUtils.completeExceptionally(new IllegalStateException(
+          "DataStream is null"));
+    }
+    final DataChannel dataChannel = stream.getDataChannel();
+    if (dataChannel.isOpen()) {
+      return JavaUtils.completeExceptionally(new IllegalStateException(
+          "DataStream: " + stream + " is not closed properly"));
+    }
+
+    final CompletableFuture<ContainerCommandResponseProto> f;
+    if (dataChannel instanceof KeyValueStreamDataChannel) {
+      f = CompletableFuture.completedFuture(null);
+    } else {
+      return JavaUtils.completeExceptionally(new IllegalStateException(
+          "Unexpected DataChannel " + dataChannel.getClass()));
+    }
+    return f.whenComplete((res, e) -> {
+      if (LOG.isDebugEnabled()) {
+        LOG.debug("PutBlock {} Term: {} Index: {}",
+            res.getResult(), entry.getTerm(), entry.getIndex());
       }
-    }, executor);
+    });
   }
 
   private ExecutorService getChunkExecutor(WriteChunkRequestProto req) {
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/KeyValueHandler.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/KeyValueHandler.java
index c72d789909..82e52b3d19 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/KeyValueHandler.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/KeyValueHandler.java
@@ -181,13 +181,21 @@ public class KeyValueHandler extends Handler {
 
   @Override
   public StateMachine.DataChannel getStreamDataChannel(
-          Container container, ContainerCommandRequestProto msg)
-          throws StorageContainerException {
+      Container container, ContainerCommandRequestProto msg)
+      throws StorageContainerException {
     KeyValueContainer kvContainer = (KeyValueContainer) container;
     checkContainerOpen(kvContainer);
-    BlockID blockID = BlockID.getFromProtobuf(msg.getWriteChunk().getBlockID());
-    return chunkManager.getStreamDataChannel(kvContainer,
-            blockID, metrics);
+
+    if (msg.hasWriteChunk()) {
+      BlockID blockID =
+          BlockID.getFromProtobuf(msg.getWriteChunk().getBlockID());
+
+      return chunkManager.getStreamDataChannel(kvContainer,
+          blockID, metrics);
+    } else {
+      throw new StorageContainerException("Malformed request.",
+          ContainerProtos.Result.IO_EXCEPTION);
+    }
   }
 
   @Override
@@ -268,10 +276,14 @@ public class KeyValueHandler extends Handler {
   ContainerCommandResponseProto handleStreamInit(
       ContainerCommandRequestProto request, KeyValueContainer kvContainer,
       DispatcherContext dispatcherContext) {
-    if (!request.hasWriteChunk()) {
+    final BlockID blockID;
+    if (request.hasWriteChunk()) {
+      WriteChunkRequestProto writeChunk = request.getWriteChunk();
+      blockID = BlockID.getFromProtobuf(writeChunk.getBlockID());
+    } else {
       if (LOG.isDebugEnabled()) {
-        LOG.debug("Malformed Write Chunk request. trace ID: {}",
-            request.getTraceID());
+        LOG.debug("Malformed {} request. trace ID: {}",
+            request.getCmdType(), request.getTraceID());
       }
       return malformedRequest(request);
     }
@@ -279,13 +291,8 @@ public class KeyValueHandler extends Handler {
     String path = null;
     try {
       checkContainerOpen(kvContainer);
-
-      WriteChunkRequestProto writeChunk = request.getWriteChunk();
-      BlockID blockID = BlockID.getFromProtobuf(writeChunk.getBlockID());
-
       path = chunkManager
           .streamInit(kvContainer, blockID);
-
     } catch (StorageContainerException ex) {
       return ContainerUtils.logAndReturnError(LOG, ex, request);
     }
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java
index 14ead4ea86..66723031f0 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java
@@ -28,7 +28,7 @@ import java.io.File;
 /**
  * This class is used to get the DataChannel for streaming.
  */
-class KeyValueStreamDataChannel extends StreamDataChannelBase {
+public class KeyValueStreamDataChannel extends StreamDataChannelBase {
   KeyValueStreamDataChannel(File file, ContainerData containerData,
                             ContainerMetrics metrics)
       throws StorageContainerException {
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
index 00cda7844a..e51242cc10 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
@@ -18,10 +18,8 @@
  */
 package org.apache.hadoop.ozone.client.io;
 
-import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Preconditions;
 import org.apache.hadoop.hdds.client.ReplicationConfig;
-import org.apache.hadoop.hdds.conf.OzoneConfiguration;
 import org.apache.hadoop.hdds.scm.OzoneClientConfig;
 import org.apache.hadoop.hdds.scm.XceiverClientFactory;
 import org.apache.hadoop.hdds.scm.container.common.helpers.ExcludeList;
@@ -88,30 +86,6 @@ public class BlockDataStreamOutputEntryPool {
     this.bufferList = new ArrayList<>();
   }
 
-  /**
-   * A constructor for testing purpose only.
-   *
-   * @see KeyDataStreamOutput#KeyDataStreamOutput()
-   */
-  @VisibleForTesting
-  BlockDataStreamOutputEntryPool() {
-    streamEntries = new ArrayList<>();
-    omClient = null;
-    keyArgs = null;
-    xceiverClientFactory = null;
-    config =
-        new OzoneConfiguration().getObject(OzoneClientConfig.class);
-    config.setStreamBufferSize(0);
-    config.setStreamBufferMaxSize(0);
-    config.setStreamBufferFlushSize(0);
-    config.setStreamBufferFlushDelay(false);
-    requestID = null;
-    int chunkSize = 0;
-    currentStreamIndex = 0;
-    openID = -1;
-    excludeList = new ExcludeList();
-  }
-
   /**
    * When a key is opened, it is possible that there are some blocks already
    * allocated to it for this open session. In this case, to make use of these
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java
index 2540e42e24..dc5c3a016d 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java
@@ -28,31 +28,22 @@ import org.apache.hadoop.hdds.scm.XceiverClientFactory;
 import org.apache.hadoop.hdds.scm.client.HddsClientUtils;
 import org.apache.hadoop.hdds.scm.container.ContainerID;
 import org.apache.hadoop.hdds.scm.container.common.helpers.ExcludeList;
-import org.apache.hadoop.hdds.scm.container.common.helpers.StorageContainerException;
 import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
 import org.apache.hadoop.hdds.scm.pipeline.PipelineID;
-import org.apache.hadoop.hdds.scm.storage.ByteBufferStreamOutput;
-import org.apache.hadoop.io.retry.RetryPolicies;
-import org.apache.hadoop.io.retry.RetryPolicy;
+import org.apache.hadoop.hdds.scm.storage.AbstractDataStreamOutput;
 import org.apache.hadoop.ozone.om.helpers.OmKeyInfo;
 import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfo;
 import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfoGroup;
 import org.apache.hadoop.ozone.om.helpers.OmMultipartCommitUploadPartInfo;
 import org.apache.hadoop.ozone.om.helpers.OpenKeySession;
 import org.apache.hadoop.ozone.om.protocol.OzoneManagerProtocol;
-import org.apache.ratis.protocol.exceptions.AlreadyClosedException;
-import org.apache.ratis.protocol.exceptions.RaftRetryFailureException;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
-import java.io.InterruptedIOException;
 import java.nio.ByteBuffer;
 import java.util.Collection;
 import java.util.List;
-import java.util.Map;
-import java.util.function.Function;
-import java.util.stream.Collectors;
 
 /**
  * Maintaining a list of BlockInputStream. Write based on offset.
@@ -63,7 +54,7 @@ import java.util.stream.Collectors;
  *
  * TODO : currently not support multi-thread access.
  */
-public class KeyDataStreamOutput implements ByteBufferStreamOutput {
+public class KeyDataStreamOutput extends AbstractDataStreamOutput {
 
   private OzoneClientConfig config;
 
@@ -79,34 +70,16 @@ public class KeyDataStreamOutput implements ByteBufferStreamOutput {
 
   private boolean closed;
   private FileEncryptionInfo feInfo;
-  private final Map<Class<? extends Throwable>, RetryPolicy> retryPolicyMap;
-  private int retryCount;
+
   // how much of data is actually written yet to underlying stream
   private long offset;
   // how much data has been ingested into the stream
   private long writeOffset;
-  // whether an exception is encountered while write and whole write could
-  // not succeed
-  private boolean isException;
+
   private final BlockDataStreamOutputEntryPool blockDataStreamOutputEntryPool;
 
   private long clientID;
 
-  /**
-   * A constructor for testing purpose only.
-   */
-  @VisibleForTesting
-  public KeyDataStreamOutput() {
-    closed = false;
-    this.retryPolicyMap = HddsClientUtils.getExceptionList()
-        .stream()
-        .collect(Collectors.toMap(Function.identity(),
-            e -> RetryPolicies.TRY_ONCE_THEN_FAIL));
-    retryCount = 0;
-    offset = 0;
-    blockDataStreamOutputEntryPool = new BlockDataStreamOutputEntryPool();
-  }
-
   @VisibleForTesting
   public List<BlockDataStreamOutputEntry> getStreamEntries() {
     return blockDataStreamOutputEntryPool.getStreamEntries();
@@ -122,11 +95,6 @@ public class KeyDataStreamOutput implements ByteBufferStreamOutput {
     return blockDataStreamOutputEntryPool.getLocationInfoList();
   }
 
-  @VisibleForTesting
-  public int getRetryCount() {
-    return retryCount;
-  }
-
   @VisibleForTesting
   public long getClientID() {
     return clientID;
@@ -142,6 +110,8 @@ public class KeyDataStreamOutput implements ByteBufferStreamOutput {
       String uploadID, int partNumber, boolean isMultipart,
       boolean unsafeByteBufferConversion
   ) {
+    super(HddsClientUtils.getRetryPolicyByException(
+        config.getMaxRetryCount(), config.getRetryInterval()));
     this.config = config;
     OmKeyInfo info = handler.getKeyInfo();
     blockDataStreamOutputEntryPool =
@@ -158,10 +128,6 @@ public class KeyDataStreamOutput implements ByteBufferStreamOutput {
     // Retrieve the file encryption key info, null if file is not in
     // encrypted bucket.
     this.feInfo = info.getFileEncryptionInfo();
-    this.retryPolicyMap = HddsClientUtils.getRetryPolicyByException(
-        config.getMaxRetryCount(), config.getRetryInterval());
-    this.retryCount = 0;
-    this.isException = false;
     this.writeOffset = 0;
     this.clientID = handler.getId();
   }
@@ -322,9 +288,10 @@ public class KeyDataStreamOutput implements ByteBufferStreamOutput {
     if (bufferedDataLen > 0) {
       // If the data is still cached in the underlying stream, we need to
       // allocate new block and write this data in the datanode.
-      handleRetry(exception, bufferedDataLen);
+      handleRetry(exception);
+      handleWrite(null, 0, bufferedDataLen, true);
       // reset the retryCount after handling the exception
-      retryCount = 0;
+      resetRetryCount();
     }
   }
 
@@ -333,74 +300,6 @@ public class KeyDataStreamOutput implements ByteBufferStreamOutput {
     closed = true;
   }
 
-  private void handleRetry(IOException exception, long len) throws IOException {
-    RetryPolicy retryPolicy = retryPolicyMap
-        .get(HddsClientUtils.checkForException(exception).getClass());
-    if (retryPolicy == null) {
-      retryPolicy = retryPolicyMap.get(Exception.class);
-    }
-    RetryPolicy.RetryAction action = null;
-    try {
-      action = retryPolicy.shouldRetry(exception, retryCount, 0, true);
-    } catch (Exception e) {
-      setExceptionAndThrow(new IOException(e));
-    }
-    if (action.action == RetryPolicy.RetryAction.RetryDecision.FAIL) {
-      String msg = "";
-      if (action.reason != null) {
-        msg = "Retry request failed. " + action.reason;
-        LOG.error(msg, exception);
-      }
-      setExceptionAndThrow(new IOException(msg, exception));
-    }
-
-    // Throw the exception if the thread is interrupted
-    if (Thread.currentThread().isInterrupted()) {
-      LOG.warn("Interrupted while trying for retry");
-      setExceptionAndThrow(exception);
-    }
-    Preconditions.checkArgument(
-        action.action == RetryPolicy.RetryAction.RetryDecision.RETRY);
-    if (action.delayMillis > 0) {
-      try {
-        Thread.sleep(action.delayMillis);
-      } catch (InterruptedException e) {
-        Thread.currentThread().interrupt();
-        IOException ioe =  (IOException) new InterruptedIOException(
-            "Interrupted: action=" + action + ", retry policy=" + retryPolicy)
-            .initCause(e);
-        setExceptionAndThrow(ioe);
-      }
-    }
-    retryCount++;
-    if (LOG.isTraceEnabled()) {
-      LOG.trace("Retrying Write request. Already tried {} time(s); " +
-          "retry policy is {} ", retryCount, retryPolicy);
-    }
-    handleWrite(null, 0, len, true);
-  }
-
-  private void setExceptionAndThrow(IOException ioe) throws IOException {
-    isException = true;
-    throw ioe;
-  }
-
-  /**
-   * Checks if the provided exception signifies retry failure in ratis client.
-   * In case of retry failure, ratis client throws RaftRetryFailureException
-   * and all succeeding operations are failed with AlreadyClosedException.
-   */
-  private boolean checkForRetryFailure(Throwable t) {
-    return t instanceof RaftRetryFailureException
-        || t instanceof AlreadyClosedException;
-  }
-
-  // Every container specific exception from datatnode will be seen as
-  // StorageContainerException
-  private boolean checkIfContainerToExclude(Throwable t) {
-    return t instanceof StorageContainerException;
-  }
-
   @Override
   public void flush() throws IOException {
     checkNotClosed();
@@ -485,7 +384,7 @@ public class KeyDataStreamOutput implements ByteBufferStreamOutput {
     closed = true;
     try {
       handleFlushOrClose(StreamAction.CLOSE);
-      if (!isException) {
+      if (!isException()) {
         Preconditions.checkArgument(writeOffset == offset);
       }
       blockDataStreamOutputEntryPool.commitKey(offset);
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
index 6225e25268..65f7348740 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
@@ -161,7 +161,7 @@ public class TestBlockDataStreamOutput {
   private void testWrite(int dataLength) throws Exception {
     String keyName = getKeyName();
     OzoneDataStreamOutput key = createKey(
-        keyName, ReplicationType.RATIS, 0);
+        keyName, ReplicationType.RATIS, dataLength);
     byte[] data =
         ContainerTestHelper.getFixedLengthString(keyString, dataLength)
             .getBytes(UTF_8);
@@ -174,7 +174,7 @@ public class TestBlockDataStreamOutput {
   private void testWriteWithFailure(int dataLength) throws Exception {
     String keyName = getKeyName();
     OzoneDataStreamOutput key = createKey(
-        keyName, ReplicationType.RATIS, 0);
+        keyName, ReplicationType.RATIS, dataLength);
     byte[] data =
         ContainerTestHelper.getFixedLengthString(keyString, dataLength)
             .getBytes(UTF_8);
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestContainerStateMachineStream.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestContainerStateMachineStream.java
index f4c756bccd..ad9eca6af7 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestContainerStateMachineStream.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestContainerStateMachineStream.java
@@ -17,7 +17,7 @@
 
 package org.apache.hadoop.ozone.client.rpc;
 
-
+import org.apache.hadoop.conf.StorageUnit;
 import org.apache.hadoop.hdds.client.ReplicationType;
 import org.apache.hadoop.hdds.conf.DatanodeRatisServerConfig;
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
@@ -46,10 +46,8 @@ import java.io.IOException;
 import java.nio.ByteBuffer;
 import java.time.Duration;
 import java.util.List;
-import java.util.UUID;
 import java.util.concurrent.TimeUnit;
 
-import static java.nio.charset.StandardCharsets.UTF_8;
 import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_COMMAND_STATUS_REPORT_INTERVAL;
 import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_CONTAINER_REPORT_INTERVAL;
 import static org.apache.hadoop.hdds.HddsConfigKeys.HDDS_PIPELINE_REPORT_INTERVAL;
@@ -74,6 +72,11 @@ public class TestContainerStateMachineStream {
   private String volumeName;
   private String bucketName;
 
+  private static final int CHUNK_SIZE = 100;
+  private static final int FLUSH_SIZE = 2 * CHUNK_SIZE;
+  private static final int MAX_FLUSH_SIZE = 2 * FLUSH_SIZE;
+  private static final int BLOCK_SIZE = 2 * MAX_FLUSH_SIZE;
+
   /**
    * Create a MiniDFSCluster for testing.
    *
@@ -118,8 +121,15 @@ public class TestContainerStateMachineStream {
     conf.setLong(OzoneConfigKeys.DFS_RATIS_SNAPSHOT_THRESHOLD_KEY, 1);
     conf.setQuietMode(false);
     cluster =
-        MiniOzoneCluster.newBuilder(conf).setNumDatanodes(3).setHbInterval(200)
+        MiniOzoneCluster.newBuilder(conf)
+            .setNumDatanodes(3)
+            .setHbInterval(200)
             .setDataStreamMinPacketSize(1024)
+            .setBlockSize(BLOCK_SIZE)
+            .setChunkSize(CHUNK_SIZE)
+            .setStreamBufferFlushSize(FLUSH_SIZE)
+            .setStreamBufferMaxSize(MAX_FLUSH_SIZE)
+            .setStreamBufferSizeUnit(StorageUnit.BYTES)
             .build();
     cluster.waitForClusterToBeReady();
     cluster.waitForPipelineTobeReady(HddsProtos.ReplicationFactor.ONE, 60000);
@@ -146,20 +156,14 @@ public class TestContainerStateMachineStream {
 
   @Test
   public void testContainerStateMachineForStreaming() throws Exception {
-    long size = 1024 * 8;
+    long size = CHUNK_SIZE + 1;
 
     OzoneDataStreamOutput key = TestHelper.createStreamKey(
         "ozone-stream-test.txt", ReplicationType.RATIS, size, objectStore,
         volumeName, bucketName);
 
-    byte[] data =
-        ContainerTestHelper
-            .getFixedLengthString(UUID.randomUUID().toString(),
-                (int) (size / 2))
-            .getBytes(UTF_8);
+    byte[] data = ContainerTestHelper.generateData((int) size, true);
     key.write(ByteBuffer.wrap(data));
-    key.write(ByteBuffer.wrap(data));
-
     key.flush();
 
     KeyDataStreamOutput streamOutput =
@@ -181,4 +185,35 @@ public class TestContainerStateMachineStream {
     Assert.assertTrue(bytesUsed == size);
   }
 
+
+  @Test
+  public void testContainerStateMachineForStreamingSmallFile()
+      throws Exception {
+    long size = CHUNK_SIZE - 1;
+
+    OzoneDataStreamOutput key = TestHelper.createStreamKey(
+        "ozone-stream-test-small-file.txt", ReplicationType.RATIS, size,
+        objectStore, volumeName, bucketName);
+
+    byte[] data = ContainerTestHelper.generateData((int) size, true);
+    key.write(ByteBuffer.wrap(data));
+    key.flush();
+
+    KeyDataStreamOutput streamOutput =
+        (KeyDataStreamOutput) key.getByteBufStreamOutput();
+    List<OmKeyLocationInfo> locationInfoList =
+        streamOutput.getLocationInfoList();
+    key.close();
+    OmKeyLocationInfo omKeyLocationInfo = locationInfoList.get(0);
+    HddsDatanodeService dn = TestHelper.getDatanodeService(omKeyLocationInfo,
+        cluster);
+
+    long bytesUsed = dn.getDatanodeStateMachine()
+        .getContainer().getContainerSet()
+        .getContainer(omKeyLocationInfo.getContainerID()).
+            getContainerData().getBytesUsed();
+
+    Assert.assertTrue(bytesUsed == size);
+  }
+
 }


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[ozone] 26/36: HDDS-5487. [Ozone-Streaming] BlockDataStreamOutput support FlushDelay. (#3002)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 84eb68320c04290483db964062cfdf9ec7c264c8
Author: micah zhao <mi...@tencent.com>
AuthorDate: Mon Feb 14 20:58:11 2022 +0800

    HDDS-5487. [Ozone-Streaming] BlockDataStreamOutput support FlushDelay.  (#3002)
---
 .../apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java  | 10 +++++++++-
 .../hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java     |  1 -
 2 files changed, 9 insertions(+), 2 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index a3fe1c2479..9ac43300f7 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -429,7 +429,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     } else {
       byteBufferList = null;
     }
-    flush();
+    waitFuturesComplete();
     if (close) {
       dataStreamCloseReply = out.closeAsync();
     }
@@ -485,8 +485,16 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
 
   @Override
   public void flush() throws IOException {
+    if (xceiverClientFactory != null && xceiverClient != null
+        && !config.isStreamBufferFlushDelay()) {
+      waitFuturesComplete();
+    }
+  }
+
+  public void waitFuturesComplete() throws IOException {
     try {
       CompletableFuture.allOf(futures.toArray(EMPTY_FUTURE_ARRAY)).get();
+      futures.clear();
     } catch (Exception e) {
       LOG.warn("Failed to write all chunks through stream: " + e);
       throw new IOException(e);
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
index 696ab92ab7..21003374d7 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
@@ -89,7 +89,6 @@ public class TestBlockDataStreamOutput {
     blockSize = 2 * maxFlushSize;
 
     OzoneClientConfig clientConfig = conf.getObject(OzoneClientConfig.class);
-    clientConfig.setStreamBufferFlushDelay(false);
     conf.setFromObject(clientConfig);
 
     conf.setTimeDuration(HDDS_SCM_WATCHER_TIMEOUT, 1000, TimeUnit.MILLISECONDS);


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[ozone] 31/36: HDDS-6461. Update Ratis version to 2.3.0-da5d868-SNAPSHOT. (#3205)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit df4c12abf5b0b4bf19c849da6a55ccac3defc49a
Author: Tsz-Wo Nicholas Sze <sz...@apache.org>
AuthorDate: Thu Mar 17 10:20:55 2022 +0800

    HDDS-6461. Update Ratis version to 2.3.0-da5d868-SNAPSHOT. (#3205)


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[ozone] 08/36: HDDS-5742. Avoid unnecessary Bytebuffer conversions (#2673)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 0309d29aae5436f7231a6542a6b3642cac3c32b3
Author: micah zhao <mi...@tencent.com>
AuthorDate: Thu Sep 23 11:26:43 2021 +0800

    HDDS-5742. Avoid unnecessary Bytebuffer conversions (#2673)
---
 .../org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java    | 3 +--
 .../src/main/java/org/apache/hadoop/ozone/common/Checksum.java       | 5 +++++
 2 files changed, 6 insertions(+), 2 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index d0419fa0c3..c69af90a91 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -485,8 +485,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
       throws IOException {
     final int effectiveChunkSize = buf.remaining();
     final long offset = chunkOffset.getAndAdd(effectiveChunkSize);
-    ChecksumData checksumData =
-        checksum.computeChecksum(buf.asReadOnlyBuffer());
+    ChecksumData checksumData = checksum.computeChecksum(buf);
     ChunkInfo chunkInfo = ChunkInfo.newBuilder()
         .setChunkName(blockID.get().getLocalID() + "_chunk_" + ++chunkIndex)
         .setOffset(offset)
diff --git a/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/common/Checksum.java b/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/common/Checksum.java
index 76f84c46ab..d300b9ef0e 100644
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/common/Checksum.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/common/Checksum.java
@@ -139,6 +139,11 @@ public class Checksum {
    */
   public ChecksumData computeChecksum(ByteBuffer data)
       throws OzoneChecksumException {
+    // If type is set to NONE, we do not need to compute the checksums. We also
+    // need to avoid unnecessary conversions.
+    if (checksumType == ChecksumType.NONE) {
+      return new ChecksumData(checksumType, bytesPerChecksum);
+    }
     if (!data.isReadOnly()) {
       data = data.asReadOnlyBuffer();
     }


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[ozone] 07/36: HDDS-5705. [Ozone-Streaming] Change ByteBufStreamOutput to ByteBufferStreamOutput (#2603)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 05b1910e2a57d5ae5dad62a67dbc5c6a464b52ec
Author: Kaijie Chen <ch...@kaijie.org>
AuthorDate: Wed Sep 8 09:25:17 2021 +0800

    HDDS-5705. [Ozone-Streaming] Change ByteBufStreamOutput to ByteBufferStreamOutput (#2603)
---
 hadoop-hdds/client/pom.xml                         |  4 --
 .../hdds/scm/storage/BlockDataStreamOutput.java    | 26 +++++----
 ...reamOutput.java => ByteBufferStreamOutput.java} | 15 +++--
 .../client/io/BlockDataStreamOutputEntry.java      | 51 ++++++++---------
 .../ozone/client/io/KeyDataStreamOutput.java       | 15 +++--
 .../ozone/client/io/OzoneDataStreamOutput.java     | 30 +++++-----
 .../client/rpc/TestBlockDataStreamOutput.java      | 66 +++++++++-------------
 .../hadoop/ozone/shell/keys/PutKeyHandler.java     |  8 +--
 8 files changed, 98 insertions(+), 117 deletions(-)

diff --git a/hadoop-hdds/client/pom.xml b/hadoop-hdds/client/pom.xml
index 17120fa250..9f2116c96f 100644
--- a/hadoop-hdds/client/pom.xml
+++ b/hadoop-hdds/client/pom.xml
@@ -70,10 +70,6 @@ https://maven.apache.org/xsd/maven-4.0.0.xsd">
       <version>${spotbugs.version}</version>
       <scope>provided</scope>
     </dependency>
-    <dependency>
-      <groupId>io.netty</groupId>
-      <artifactId>netty-buffer</artifactId>
-    </dependency>
   </dependencies>
 
   <build>
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index 39ec2f9219..d0419fa0c3 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -20,7 +20,6 @@ package org.apache.hadoop.hdds.scm.storage;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Preconditions;
-import io.netty.buffer.ByteBuf;
 import org.apache.hadoop.hdds.client.BlockID;
 import org.apache.hadoop.hdds.protocol.DatanodeDetails;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos;
@@ -46,6 +45,7 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
+import java.nio.ByteBuffer;
 import java.util.ArrayList;
 import java.util.List;
 import java.util.concurrent.CompletableFuture;
@@ -59,7 +59,7 @@ import java.util.concurrent.atomic.AtomicReference;
 import static org.apache.hadoop.hdds.scm.storage.ContainerProtocolCalls.putBlockAsync;
 
 /**
- * An {@link ByteBufStreamOutput} used by the REST service in combination
+ * An {@link ByteBufferStreamOutput} used by the REST service in combination
  * with the SCMClient to write the value of a key to a sequence
  * of container chunks.  Writes are buffered locally and periodically written to
  * the container as a new chunk.  In order to preserve the semantics that
@@ -74,7 +74,7 @@ import static org.apache.hadoop.hdds.scm.storage.ContainerProtocolCalls.putBlock
  * This class encapsulates all state management for buffering and writing
  * through to the container.
  */
-public class BlockDataStreamOutput implements ByteBufStreamOutput {
+public class BlockDataStreamOutput implements ByteBufferStreamOutput {
   public static final Logger LOG =
       LoggerFactory.getLogger(BlockDataStreamOutput.class);
   public static final String EXCEPTION_MSG =
@@ -209,16 +209,16 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
   }
 
   @Override
-  public void write(ByteBuf buf) throws IOException {
+  public void write(ByteBuffer b, int off, int len) throws IOException {
     checkOpen();
-    if (buf == null) {
+    if (b == null) {
       throw new NullPointerException();
     }
-    final int len = buf.readableBytes();
     if (len == 0) {
       return;
     }
-    writeChunkToContainer(buf);
+    writeChunkToContainer(
+            (ByteBuffer) b.asReadOnlyBuffer().position(off).limit(off + len));
 
     writtenDataLength += len;
   }
@@ -476,15 +476,17 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
    * Writes buffered data as a new chunk to the container and saves chunk
    * information to be used later in putKey call.
    *
+   * @param buf chunk data to write, from position to limit
    * @throws IOException if there is an I/O error while performing the call
    * @throws OzoneChecksumException if there is an error while computing
    * checksum
    */
-  private void writeChunkToContainer(ByteBuf buf)
+  private void writeChunkToContainer(ByteBuffer buf)
       throws IOException {
-    ChecksumData checksumData = checksum.computeChecksum(buf.nioBuffer());
-    int effectiveChunkSize = buf.readableBytes();
+    final int effectiveChunkSize = buf.remaining();
     final long offset = chunkOffset.getAndAdd(effectiveChunkSize);
+    ChecksumData checksumData =
+        checksum.computeChecksum(buf.asReadOnlyBuffer());
     ChunkInfo chunkInfo = ChunkInfo.newBuilder()
         .setChunkName(blockID.get().getLocalID() + "_chunk_" + ++chunkIndex)
         .setOffset(offset)
@@ -499,8 +501,8 @@ public class BlockDataStreamOutput implements ByteBufStreamOutput {
 
     CompletableFuture<DataStreamReply> future =
         (needSync(offset + effectiveChunkSize) ?
-            out.writeAsync(buf.nioBuffer(), StandardWriteOption.SYNC) :
-            out.writeAsync(buf.nioBuffer()))
+            out.writeAsync(buf, StandardWriteOption.SYNC) :
+            out.writeAsync(buf))
             .whenCompleteAsync((r, e) -> {
               if (e != null || !r.isSuccess()) {
                 if (e == null) {
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/ByteBufStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/ByteBufferStreamOutput.java
similarity index 82%
rename from hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/ByteBufStreamOutput.java
rename to hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/ByteBufferStreamOutput.java
index 7f40737b70..0650a685b6 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/ByteBufStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/ByteBufferStreamOutput.java
@@ -18,23 +18,24 @@
 
 package org.apache.hadoop.hdds.scm.storage;
 
-import io.netty.buffer.ByteBuf;
-
 import java.io.Closeable;
 import java.io.IOException;
+import java.nio.ByteBuffer;
 
 /**
 * This interface is for writing an output stream of ByteBuffers.
-* An ByteBufStreamOutput accepts Netty ByteBuf and sends them to some sink.
+* An ByteBufferStreamOutput accepts nio ByteBuffer and sends them to some sink.
 */
-public interface ByteBufStreamOutput extends Closeable {
+public interface ByteBufferStreamOutput extends Closeable {
   /**
    * Try to write all the bytes in ByteBuf b to DataStream.
    *
    * @param b the data.
    * @exception IOException if an I/O error occurs.
    */
-  void write(ByteBuf b) throws IOException;
+  default void write(ByteBuffer b) throws IOException {
+    write(b, b.position(), b.remaining());
+  }
 
   /**
    * Try to write the [off:off + len) slice in ByteBuf b to DataStream.
@@ -44,9 +45,7 @@ public interface ByteBufStreamOutput extends Closeable {
    * @param len the number of bytes to write.
    * @exception  IOException  if an I/O error occurs.
    */
-  default void write(ByteBuf b, int off, int len) throws IOException {
-    write(b.slice(off, len));
-  }
+  void write(ByteBuffer b, int off, int len) throws IOException;
 
   /**
    * Flushes this DataStream output and forces any buffered output bytes
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java
index 98907bf8af..f0c3a43e89 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java
@@ -18,18 +18,18 @@
 package org.apache.hadoop.ozone.client.io;
 
 import com.google.common.annotations.VisibleForTesting;
-import io.netty.buffer.ByteBuf;
 import org.apache.hadoop.hdds.client.BlockID;
 import org.apache.hadoop.hdds.protocol.DatanodeDetails;
 import org.apache.hadoop.hdds.scm.OzoneClientConfig;
 import org.apache.hadoop.hdds.scm.XceiverClientFactory;
 import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
 import org.apache.hadoop.hdds.scm.storage.BlockDataStreamOutput;
-import org.apache.hadoop.hdds.scm.storage.ByteBufStreamOutput;
+import org.apache.hadoop.hdds.scm.storage.ByteBufferStreamOutput;
 import org.apache.hadoop.hdds.security.token.OzoneBlockTokenIdentifier;
 import org.apache.hadoop.security.token.Token;
 
 import java.io.IOException;
+import java.nio.ByteBuffer;
 import java.util.Collection;
 import java.util.Collections;
 
@@ -37,10 +37,10 @@ import java.util.Collections;
  * Helper class used inside {@link BlockDataStreamOutput}.
  * */
 public final class BlockDataStreamOutputEntry
-    implements ByteBufStreamOutput {
+    implements ByteBufferStreamOutput {
 
   private final OzoneClientConfig config;
-  private ByteBufStreamOutput byteBufStreamOutput;
+  private ByteBufferStreamOutput byteBufferStreamOutput;
   private BlockID blockID;
   private final String key;
   private final XceiverClientFactory xceiverClientManager;
@@ -61,7 +61,7 @@ public final class BlockDataStreamOutputEntry
       OzoneClientConfig config
   ) {
     this.config = config;
-    this.byteBufStreamOutput = null;
+    this.byteBufferStreamOutput = null;
     this.blockID = blockID;
     this.key = key;
     this.xceiverClientManager = xceiverClientManager;
@@ -90,63 +90,62 @@ public final class BlockDataStreamOutputEntry
    * @throws IOException if xceiverClient initialization fails
    */
   private void checkStream() throws IOException {
-    if (this.byteBufStreamOutput == null) {
-      this.byteBufStreamOutput =
+    if (this.byteBufferStreamOutput == null) {
+      this.byteBufferStreamOutput =
           new BlockDataStreamOutput(blockID, xceiverClientManager,
               pipeline, config, token);
     }
   }
 
   @Override
-  public void write(ByteBuf b) throws IOException {
+  public void write(ByteBuffer b, int off, int len) throws IOException {
     checkStream();
-    final int len = b.readableBytes();
-    byteBufStreamOutput.write(b);
+    byteBufferStreamOutput.write(b, off, len);
     this.currentPosition += len;
   }
 
   @Override
   public void flush() throws IOException {
-    if (this.byteBufStreamOutput != null) {
-      this.byteBufStreamOutput.flush();
+    if (this.byteBufferStreamOutput != null) {
+      this.byteBufferStreamOutput.flush();
     }
   }
 
   @Override
   public void close() throws IOException {
-    if (this.byteBufStreamOutput != null) {
-      this.byteBufStreamOutput.close();
+    if (this.byteBufferStreamOutput != null) {
+      this.byteBufferStreamOutput.close();
       // after closing the chunkOutPutStream, blockId would have been
       // reconstructed with updated bcsId
       this.blockID =
-          ((BlockDataStreamOutput) byteBufStreamOutput).getBlockID();
+          ((BlockDataStreamOutput) byteBufferStreamOutput).getBlockID();
     }
   }
 
   boolean isClosed() {
-    if (byteBufStreamOutput != null) {
-      return  ((BlockDataStreamOutput) byteBufStreamOutput).isClosed();
+    if (byteBufferStreamOutput != null) {
+      return  ((BlockDataStreamOutput) byteBufferStreamOutput).isClosed();
     }
     return false;
   }
 
   Collection<DatanodeDetails> getFailedServers() {
-    if (byteBufStreamOutput != null) {
+    if (byteBufferStreamOutput != null) {
       BlockDataStreamOutput out =
-          (BlockDataStreamOutput) this.byteBufStreamOutput;
+          (BlockDataStreamOutput) this.byteBufferStreamOutput;
       return out.getFailedServers();
     }
     return Collections.emptyList();
   }
 
   long getWrittenDataLength() {
-    if (byteBufStreamOutput != null) {
+    if (byteBufferStreamOutput != null) {
       BlockDataStreamOutput out =
-          (BlockDataStreamOutput) this.byteBufStreamOutput;
+          (BlockDataStreamOutput) this.byteBufferStreamOutput;
       return out.getWrittenDataLength();
     } else {
       // For a pre allocated block for which no write has been initiated,
-      // the ByteBufStreamOutput will be null here.
+      // the ByteBufferStreamOutput will be null here.
       // In such cases, the default blockCommitSequenceId will be 0
       return 0;
     }
@@ -155,7 +154,7 @@ public final class BlockDataStreamOutputEntry
   void cleanup(boolean invalidateClient) throws IOException {
     checkStream();
     BlockDataStreamOutput out =
-        (BlockDataStreamOutput) this.byteBufStreamOutput;
+        (BlockDataStreamOutput) this.byteBufferStreamOutput;
     out.cleanup(invalidateClient);
 
   }
@@ -163,7 +162,7 @@ public final class BlockDataStreamOutputEntry
   void writeOnRetry(long len) throws IOException {
     checkStream();
     BlockDataStreamOutput out =
-        (BlockDataStreamOutput) this.byteBufStreamOutput;
+        (BlockDataStreamOutput) this.byteBufferStreamOutput;
     out.writeOnRetry(len);
     this.currentPosition += len;
 
@@ -231,8 +230,8 @@ public final class BlockDataStreamOutputEntry
   }
 
   @VisibleForTesting
-  public ByteBufStreamOutput getByteBufStreamOutput() {
-    return byteBufStreamOutput;
+  public ByteBufferStreamOutput getByteBufStreamOutput() {
+    return byteBufferStreamOutput;
   }
 
   public BlockID getBlockID() {
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java
index c37f9cd51d..9bba89d0a8 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java
@@ -19,7 +19,6 @@ package org.apache.hadoop.ozone.client.io;
 
 import com.google.common.annotations.VisibleForTesting;
 import com.google.common.base.Preconditions;
-import io.netty.buffer.ByteBuf;
 import org.apache.hadoop.fs.FSExceptionMessages;
 import org.apache.hadoop.fs.FileEncryptionInfo;
 import org.apache.hadoop.hdds.client.ReplicationConfig;
@@ -32,7 +31,7 @@ import org.apache.hadoop.hdds.scm.container.common.helpers.ExcludeList;
 import org.apache.hadoop.hdds.scm.container.common.helpers.StorageContainerException;
 import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
 import org.apache.hadoop.hdds.scm.pipeline.PipelineID;
-import org.apache.hadoop.hdds.scm.storage.ByteBufStreamOutput;
+import org.apache.hadoop.hdds.scm.storage.ByteBufferStreamOutput;
 import org.apache.hadoop.io.retry.RetryPolicies;
 import org.apache.hadoop.io.retry.RetryPolicy;
 import org.apache.hadoop.ozone.om.helpers.OmKeyInfo;
@@ -48,6 +47,7 @@ import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
 import java.io.InterruptedIOException;
+import java.nio.ByteBuffer;
 import java.util.Collection;
 import java.util.List;
 import java.util.Map;
@@ -63,7 +63,7 @@ import java.util.stream.Collectors;
  *
  * TODO : currently not support multi-thread access.
  */
-public class KeyDataStreamOutput implements ByteBufStreamOutput {
+public class KeyDataStreamOutput implements ByteBufferStreamOutput {
 
   private OzoneClientConfig config;
 
@@ -185,17 +185,16 @@ public class KeyDataStreamOutput implements ByteBufStreamOutput {
   }
 
   @Override
-  public void write(ByteBuf b) throws IOException {
+  public void write(ByteBuffer b, int off, int len) throws IOException {
     checkNotClosed();
     if (b == null) {
       throw new NullPointerException();
     }
-    final int len = b.readableBytes();
-    handleWrite(b, b.readerIndex(), len, false);
+    handleWrite(b, off, len, false);
     writeOffset += len;
   }
 
-  private void handleWrite(ByteBuf b, int off, long len, boolean retry)
+  private void handleWrite(ByteBuffer b, int off, long len, boolean retry)
       throws IOException {
     while (len > 0) {
       try {
@@ -227,7 +226,7 @@ public class KeyDataStreamOutput implements ByteBufStreamOutput {
   }
 
   private int writeToDataStreamOutput(BlockDataStreamOutputEntry current,
-      boolean retry, long len, ByteBuf b, int writeLen, int off,
+      boolean retry, long len, ByteBuffer b, int writeLen, int off,
       long currentPos) throws IOException {
     try {
       if (retry) {
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/OzoneDataStreamOutput.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/OzoneDataStreamOutput.java
index 378b86872e..d40ac2b332 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/OzoneDataStreamOutput.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/OzoneDataStreamOutput.java
@@ -16,55 +16,55 @@
  */
 package org.apache.hadoop.ozone.client.io;
 
-import io.netty.buffer.ByteBuf;
-import org.apache.hadoop.hdds.scm.storage.ByteBufStreamOutput;
+import org.apache.hadoop.hdds.scm.storage.ByteBufferStreamOutput;
 import org.apache.hadoop.ozone.om.helpers.OmMultipartCommitUploadPartInfo;
 
 import java.io.IOException;
+import java.nio.ByteBuffer;
 
 /**
  * OzoneDataStreamOutput is used to write data into Ozone.
  * It uses SCM's {@link KeyDataStreamOutput} for writing the data.
  */
-public class OzoneDataStreamOutput implements ByteBufStreamOutput {
+public class OzoneDataStreamOutput implements ByteBufferStreamOutput {
 
-  private final ByteBufStreamOutput byteBufStreamOutput;
+  private final ByteBufferStreamOutput byteBufferStreamOutput;
 
   /**
    * Constructs OzoneDataStreamOutput with KeyDataStreamOutput.
    *
-   * @param byteBufStreamOutput
+   * @param byteBufferStreamOutput the underlying ByteBufferStreamOutput
    */
-  public OzoneDataStreamOutput(ByteBufStreamOutput byteBufStreamOutput) {
-    this.byteBufStreamOutput = byteBufStreamOutput;
+  public OzoneDataStreamOutput(ByteBufferStreamOutput byteBufferStreamOutput) {
+    this.byteBufferStreamOutput = byteBufferStreamOutput;
   }
 
   @Override
-  public void write(ByteBuf b) throws IOException {
-    byteBufStreamOutput.write(b);
+  public void write(ByteBuffer b, int off, int len) throws IOException {
+    byteBufferStreamOutput.write(b, off, len);
   }
 
   @Override
   public synchronized void flush() throws IOException {
-    byteBufStreamOutput.flush();
+    byteBufferStreamOutput.flush();
   }
 
   @Override
   public synchronized void close() throws IOException {
     //commitKey can be done here, if needed.
-    byteBufStreamOutput.close();
+    byteBufferStreamOutput.close();
   }
 
   public OmMultipartCommitUploadPartInfo getCommitUploadPartInfo() {
-    if (byteBufStreamOutput instanceof KeyDataStreamOutput) {
+    if (byteBufferStreamOutput instanceof KeyDataStreamOutput) {
       return ((KeyDataStreamOutput)
-              byteBufStreamOutput).getCommitUploadPartInfo();
+              byteBufferStreamOutput).getCommitUploadPartInfo();
     }
     // Otherwise return null.
     return null;
   }
 
-  public ByteBufStreamOutput getByteBufStreamOutput() {
-    return byteBufStreamOutput;
+  public ByteBufferStreamOutput getByteBufStreamOutput() {
+    return byteBufferStreamOutput;
   }
 }
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
index 4d52d89490..6d5401d651 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
@@ -17,7 +17,6 @@
 
 package org.apache.hadoop.ozone.client.rpc;
 
-import io.netty.buffer.Unpooled;
 import org.apache.hadoop.conf.StorageUnit;
 import org.apache.hadoop.hdds.client.ReplicationType;
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
@@ -38,6 +37,7 @@ import org.junit.Test;
 import org.junit.rules.Timeout;
 
 import java.io.IOException;
+import java.nio.ByteBuffer;
 import java.util.UUID;
 import java.util.concurrent.TimeUnit;
 
@@ -126,48 +126,38 @@ public class TestBlockDataStreamOutput {
     }
   }
 
+  @Test
+  public void testHalfChunkWrite() throws Exception {
+    testWrite(chunkSize / 2);
+  }
+
+  @Test
+  public void testSingleChunkWrite() throws Exception {
+    testWrite(chunkSize);
+  }
+
   @Test
   public void testMultiChunkWrite() throws Exception {
-    // write data less than 1 chunk size use streaming.
-    String keyName1 = getKeyName();
-    OzoneDataStreamOutput key1 = createKey(
-        keyName1, ReplicationType.RATIS, 0);
-    int dataLength1 = chunkSize/2;
-    byte[] data1 =
-        ContainerTestHelper.getFixedLengthString(keyString, dataLength1)
-            .getBytes(UTF_8);
-    key1.write(Unpooled.copiedBuffer(data1));
-    // now close the stream, It will update the key length.
-    key1.close();
-    validateData(keyName1, data1);
-
-    // write data more than 1 chunk size use streaming.
-    String keyName2 = getKeyName();
-    OzoneDataStreamOutput key2 = createKey(
-        keyName2, ReplicationType.RATIS, 0);
-    int dataLength2 = chunkSize + 50;
-    byte[] data2 =
-        ContainerTestHelper.getFixedLengthString(keyString, dataLength2)
-            .getBytes(UTF_8);
-    key2.write(Unpooled.copiedBuffer(data2));
-    // now close the stream, It will update the key length.
-    key2.close();
-    validateData(keyName2, data2);
-
-    // write data more than 1 block size use streaming.
-    String keyName3 = getKeyName();
-    OzoneDataStreamOutput key3 = createKey(
-        keyName3, ReplicationType.RATIS, 0);
-    int dataLength3 = blockSize + 50;
-    byte[] data3 =
-        ContainerTestHelper.getFixedLengthString(keyString, dataLength3)
+    testWrite(chunkSize + 50);
+  }
+
+  @Test
+  public void testMultiBlockWrite() throws Exception {
+    testWrite(blockSize + 50);
+  }
+
+  private void testWrite(int dataLength) throws Exception {
+    String keyName = getKeyName();
+    OzoneDataStreamOutput key = createKey(
+        keyName, ReplicationType.RATIS, 0);
+    byte[] data =
+        ContainerTestHelper.getFixedLengthString(keyString, dataLength)
             .getBytes(UTF_8);
-    key3.write(Unpooled.copiedBuffer(data3));
+    key.write(ByteBuffer.wrap(data));
     // now close the stream, It will update the key length.
-    key3.close();
-    validateData(keyName3, data3);
+    key.close();
+    validateData(keyName, data);
   }
-
   private OzoneDataStreamOutput createKey(String keyName, ReplicationType type,
       long size) throws Exception {
     return TestHelper.createStreamKey(
diff --git a/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/shell/keys/PutKeyHandler.java b/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/shell/keys/PutKeyHandler.java
index e4b842eaca..c34783dbdd 100644
--- a/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/shell/keys/PutKeyHandler.java
+++ b/hadoop-ozone/tools/src/main/java/org/apache/hadoop/ozone/shell/keys/PutKeyHandler.java
@@ -29,8 +29,6 @@ import java.nio.channels.FileChannel;
 import java.util.HashMap;
 import java.util.Map;
 
-import io.netty.buffer.ByteBuf;
-import io.netty.buffer.Unpooled;
 import org.apache.hadoop.conf.StorageUnit;
 import org.apache.hadoop.hdds.client.ReplicationConfig;
 import org.apache.hadoop.io.IOUtils;
@@ -117,10 +115,8 @@ public class PutKeyHandler extends KeyHandler {
         long off = 0;
         while (len > 0) {
           long writeLen = Math.min(len, chunkSize);
-          ByteBuffer segment =
-              ch.map(FileChannel.MapMode.READ_ONLY, off, writeLen);
-          ByteBuf buf = Unpooled.wrappedBuffer(segment);
-          out.write(buf);
+          ByteBuffer bb = ch.map(FileChannel.MapMode.READ_ONLY, off, writeLen);
+          out.write(bb);
           off += writeLen;
           len -= writeLen;
         }


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[ozone] 03/36: HDDS-5481. Fix stream() and link() method in ContainerStateMachine. (#2451)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 6f9ef072bc9b918aef609c5729793d25a702de25
Author: Kaijie Chen <ch...@kaijie.org>
AuthorDate: Thu Jul 22 19:46:31 2021 +0800

    HDDS-5481. Fix stream() and link() method in ContainerStateMachine. (#2451)
---
 .../common/transport/server/ratis/ContainerStateMachine.java          | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
index f8d066757a..121a6d6bdd 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
@@ -518,8 +518,7 @@ public class ContainerStateMachine extends BaseStateMachine {
     return CompletableFuture.supplyAsync(() -> {
       try {
         ContainerCommandRequestProto requestProto =
-            getContainerCommandRequestProto(gid,
-                request.getMessage().getContent());
+            message2ContainerCommandRequestProto(request.getMessage());
         DispatcherContext context =
             new DispatcherContext.Builder()
                 .setStage(DispatcherContext.WriteChunkStage.WRITE_DATA)
@@ -536,6 +535,7 @@ public class ContainerStateMachine extends BaseStateMachine {
     }, executor);
   }
 
+  @Override
   public CompletableFuture<?> link(DataStream stream, LogEntryProto entry) {
     return CompletableFuture.supplyAsync(() -> {
       if (stream == null) {


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[ozone] 19/36: HDDS-6039. Define a minimum packet size during streaming writes. (#2883)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit ad505bc02e9aeb38d3d774b794df44683b8b7257
Author: Sadanand Shenoy <sa...@gmail.com>
AuthorDate: Tue Dec 21 12:22:30 2021 +0530

    HDDS-6039. Define a minimum packet size during streaming writes. (#2883)
---
 .../apache/hadoop/hdds/scm/OzoneClientConfig.java  | 16 ++++++
 .../hdds/scm/storage/BlockDataStreamOutput.java    | 57 ++++++++++++++++------
 .../hadoop/hdds/scm/storage/StreamBuffer.java      | 15 +++++-
 .../hdds/scm/storage/StreamCommitWatcher.java      |  2 +-
 .../client/io/BlockDataStreamOutputEntryPool.java  |  2 +-
 .../org/apache/hadoop/ozone/MiniOzoneCluster.java  |  6 +++
 .../apache/hadoop/ozone/MiniOzoneClusterImpl.java  |  6 +++
 .../client/rpc/TestBlockDataStreamOutput.java      | 32 ++++++++++--
 .../rpc/TestContainerStateMachineStream.java       |  1 +
 .../client/rpc/TestOzoneRpcClientAbstract.java     |  1 +
 10 files changed, 118 insertions(+), 20 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java
index 4fad9df250..5249e53644 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/OzoneClientConfig.java
@@ -81,6 +81,14 @@ public class OzoneClientConfig {
       tags = ConfigTag.CLIENT)
   private long dataStreamBufferFlushSize = 16 * 1024 * 1024;
 
+  @Config(key = "datastream.min.packet.size",
+      defaultValue = "1MB",
+      type = ConfigType.SIZE,
+      description = "The maximum size of the ByteBuffer "
+          + "(used via ratis streaming)",
+      tags = ConfigTag.CLIENT)
+  private int dataStreamMinPacketSize = 1024 * 1024;
+
   @Config(key = "stream.buffer.increment",
       defaultValue = "0B",
       type = ConfigType.SIZE,
@@ -259,6 +267,14 @@ public class OzoneClientConfig {
     this.streamBufferMaxSize = streamBufferMaxSize;
   }
 
+  public int getDataStreamMinPacketSize() {
+    return dataStreamMinPacketSize;
+  }
+
+  public void setDataStreamMinPacketSize(int dataStreamMinPacketSize) {
+    this.dataStreamMinPacketSize = dataStreamMinPacketSize;
+  }
+
   public int getMaxRetryCount() {
     return maxRetryCount;
   }
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index 6f5a54354a..9fb1340527 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -29,6 +29,8 @@ import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.KeyValue;
 import org.apache.hadoop.hdds.ratis.ContainerCommandRequestMessage;
 import org.apache.hadoop.hdds.scm.OzoneClientConfig;
 import org.apache.hadoop.hdds.scm.XceiverClientFactory;
+import org.apache.hadoop.hdds.scm.XceiverClientManager;
+import org.apache.hadoop.hdds.scm.XceiverClientMetrics;
 import org.apache.hadoop.hdds.scm.XceiverClientRatis;
 import org.apache.hadoop.hdds.scm.XceiverClientReply;
 import org.apache.hadoop.hdds.scm.container.common.helpers.StorageContainerException;
@@ -125,7 +127,8 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
   private List<CompletableFuture<DataStreamReply>> futures = new ArrayList<>();
   private final long syncSize = 0; // TODO: disk sync is disabled for now
   private long syncPosition = 0;
-
+  private StreamBuffer currentBuffer;
+  private XceiverClientMetrics metrics;
   /**
    * Creates a new BlockDataStreamOutput.
    *
@@ -172,6 +175,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     ioException = new AtomicReference<>(null);
     checksum = new Checksum(config.getChecksumType(),
         config.getBytesPerChecksum());
+    metrics = XceiverClientManager.getXceiverClientMetrics();
   }
 
   private DataStreamOutput setupStream(Pipeline pipeline) throws IOException {
@@ -257,27 +261,47 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     if (len == 0) {
       return;
     }
-    int curLen = len;
-    // set limit on the number of bytes that a ByteBuffer(StreamBuffer) can hold
-    int maxBufferLen = config.getDataStreamMaxBufferSize();
-    while (curLen > 0) {
-      int writeLen = Math.min(curLen, maxBufferLen);
+    while (len > 0) {
+      allocateNewBufferIfNeeded();
+      int writeLen = Math.min(len, currentBuffer.length());
       final StreamBuffer buf = new StreamBuffer(b, off, writeLen);
+      currentBuffer.put(buf);
+      writeChunkIfNeeded();
       off += writeLen;
-      bufferList.add(buf);
-      writeChunkToContainer(buf.duplicate());
-      curLen -= writeLen;
       writtenDataLength += writeLen;
+      len -= writeLen;
       doFlushIfNeeded();
     }
   }
 
+  private void writeChunkIfNeeded() throws IOException {
+    if (currentBuffer.length()==0) {
+      writeChunk(currentBuffer);
+      currentBuffer = null;
+    }
+  }
+
+  private void writeChunk(StreamBuffer sb) throws IOException {
+    bufferList.add(sb);
+    ByteBuffer dup = sb.duplicate();
+    dup.position(0);
+    dup.limit(sb.position());
+    writeChunkToContainer(dup);
+  }
+
+  private void allocateNewBufferIfNeeded() {
+    if (currentBuffer==null) {
+      currentBuffer =
+          StreamBuffer.allocate(config.getDataStreamMinPacketSize());
+    }
+  }
+
   private void doFlushIfNeeded() throws IOException {
     Preconditions.checkArgument(config.getDataStreamBufferFlushSize() > config
         .getDataStreamMaxBufferSize());
     long boundary = config.getDataStreamBufferFlushSize() / config
         .getDataStreamMaxBufferSize();
-    if (bufferList.size() % boundary == 0) {
+    if (!bufferList.isEmpty() && bufferList.size() % boundary == 0) {
       updateFlushLength();
       executePutBlock(false, false);
     }
@@ -308,11 +332,10 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     int count = 0;
     while (len > 0) {
       final StreamBuffer buf = bufferList.get(count);
-      final long writeLen = Math.min(buf.length(), len);
+      final long writeLen = Math.min(buf.position(), len);
       final ByteBuffer duplicated = buf.duplicate();
-      if (writeLen != buf.length()) {
-        duplicated.limit(Math.toIntExact(len));
-      }
+      duplicated.position(0);
+      duplicated.limit(buf.position());
       writeChunkToContainer(duplicated);
       len -= writeLen;
       count++;
@@ -449,6 +472,11 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
       // This can be a partially filled chunk. Since we are flushing the buffer
       // here, we just limit this buffer to the current position. So that next
       // write will happen in new buffer
+
+      if (currentBuffer!=null) {
+        writeChunk(currentBuffer);
+        currentBuffer = null;
+      }
       updateFlushLength();
       executePutBlock(close, false);
     } else if (close) {
@@ -584,6 +612,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
         .setLen(effectiveChunkSize)
         .setChecksumData(checksumData.getProtoBufMessage())
         .build();
+    metrics.incrPendingContainerOpsMetrics(ContainerProtos.Type.WriteChunk);
 
     if (LOG.isDebugEnabled()) {
       LOG.debug("Writing chunk {} length {} at offset {}",
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamBuffer.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamBuffer.java
index f36019e2ae..5118ea5ead 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamBuffer.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamBuffer.java
@@ -27,7 +27,7 @@ public class StreamBuffer {
   private final ByteBuffer buffer;
 
   public StreamBuffer(ByteBuffer buffer) {
-    this.buffer = buffer.asReadOnlyBuffer();
+    this.buffer = buffer;
   }
 
   public StreamBuffer(ByteBuffer buffer, int offset, int length) {
@@ -43,4 +43,17 @@ public class StreamBuffer {
     return buffer.limit() - buffer.position();
   }
 
+  public int position() {
+    return buffer.position();
+  }
+
+
+  public void put(StreamBuffer sb){
+    buffer.put(sb.buffer);
+  }
+
+  public static StreamBuffer allocate(int size){
+    return new StreamBuffer(ByteBuffer.allocate(size));
+  }
+
 }
\ No newline at end of file
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java
index 3a59d07571..9ae604e951 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java
@@ -178,7 +178,7 @@ public class StreamCommitWatcher {
       Preconditions.checkState(commitIndexMap.containsKey(index));
       final List<StreamBuffer> buffers = commitIndexMap.remove(index);
       final long length =
-          buffers.stream().mapToLong(StreamBuffer::length).sum();
+          buffers.stream().mapToLong(StreamBuffer::position).sum();
       totalAckDataLength += length;
       // clear the future object from the future Map
       final CompletableFuture<ContainerCommandResponseProto> remove =
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
index e49b0b79ad..24a046f623 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
@@ -309,7 +309,7 @@ public class BlockDataStreamOutputEntryPool {
   long computeBufferData() {
     long totalDataLen =0;
     for (StreamBuffer b : bufferList){
-      totalDataLen += b.length();
+      totalDataLen += b.position();
     }
     return totalDataLen;
   }
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
index 501f9ce0fb..5c0e74f80b 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
@@ -326,6 +326,7 @@ public interface MiniOzoneCluster {
     protected Optional<Long> dataStreamBufferFlushSize= Optional.empty();
     protected OptionalInt dataStreamMaxBufferSize  = OptionalInt.empty();
     protected Optional<Long> streamBufferMaxSize = Optional.empty();
+    protected OptionalInt dataStreamMinPacketSize = OptionalInt.empty();
     protected Optional<Long> blockSize = Optional.empty();
     protected Optional<StorageUnit> streamBufferSizeUnit = Optional.empty();
     protected boolean includeRecon = false;
@@ -569,6 +570,11 @@ public interface MiniOzoneCluster {
       return this;
     }
 
+    public Builder setDataStreamMinPacketSize(int size) {
+      dataStreamMinPacketSize = OptionalInt.of(size);
+      return this;
+    }
+
     /**
      * Sets the block size for stream buffer.
      *
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
index 8f75659ce9..ce619aac59 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
@@ -667,6 +667,9 @@ public class MiniOzoneClusterImpl implements MiniOzoneCluster {
       if (!dataStreamMaxBufferSize.isPresent()) {
         dataStreamMaxBufferSize = OptionalInt.of(chunkSize.get());
       }
+      if (!dataStreamMinPacketSize.isPresent()) {
+        dataStreamMinPacketSize = OptionalInt.of(chunkSize.get()/4);
+      }
       if (!blockSize.isPresent()) {
         blockSize = Optional.of(2 * streamBufferMaxSize.get());
       }
@@ -688,6 +691,9 @@ public class MiniOzoneClusterImpl implements MiniOzoneCluster {
       clientConfig.setDataStreamMaxBufferSize((int) Math.round(
           streamBufferSizeUnit.get()
               .toBytes(dataStreamMaxBufferSize.getAsInt())));
+      clientConfig.setDataStreamMinPacketSize((int) Math.round(
+          streamBufferSizeUnit.get()
+              .toBytes(dataStreamMinPacketSize.getAsInt())));
       conf.setFromObject(clientConfig);
 
       conf.setStorageSize(ScmConfigKeys.OZONE_SCM_CHUNK_SIZE_KEY,
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
index 5eb38a00de..c9242df8b1 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
@@ -107,6 +107,7 @@ public class TestBlockDataStreamOutput {
         .setDataStreamBufferFlushize(maxFlushSize)
         .setDataStreamBufferMaxSize(chunkSize)
         .setStreamBufferSizeUnit(StorageUnit.BYTES)
+        .setDataStreamMinPacketSize(2*chunkSize/5)
         .build();
     cluster.waitForClusterToBeReady();
     //the easiest way to create an open container is creating a key
@@ -193,7 +194,7 @@ public class TestBlockDataStreamOutput {
 
   @Test
   public void testPutBlockAtBoundary() throws Exception {
-    int dataLength = 500;
+    int dataLength = 200;
     XceiverClientMetrics metrics =
         XceiverClientManager.getXceiverClientMetrics();
     long putBlockCount = metrics.getContainerOpCountMetrics(
@@ -211,8 +212,8 @@ public class TestBlockDataStreamOutput {
         metrics.getPendingContainerOpCountMetrics(ContainerProtos.Type.PutBlock)
             <= pendingPutBlockCount + 1);
     key.close();
-    // Since data length is 500 , first putBlock will be at 400(flush boundary)
-    // and the other at 500
+    // Since data length is 200 , first putBlock will be at 160(flush boundary)
+    // and the other at 200
     Assert.assertTrue(
         metrics.getContainerOpCountMetrics(ContainerProtos.Type.PutBlock)
             == putBlockCount + 2);
@@ -230,4 +231,29 @@ public class TestBlockDataStreamOutput {
         .validateData(keyName, data, objectStore, volumeName, bucketName);
   }
 
+
+  @Test
+  public void testMinPacketSize() throws Exception {
+    String keyName = getKeyName();
+    XceiverClientMetrics metrics =
+        XceiverClientManager.getXceiverClientMetrics();
+    OzoneDataStreamOutput key = createKey(keyName, ReplicationType.RATIS, 0);
+    long writeChunkCount =
+        metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk);
+    byte[] data =
+        ContainerTestHelper.getFixedLengthString(keyString, chunkSize / 5)
+            .getBytes(UTF_8);
+    key.write(ByteBuffer.wrap(data));
+    // minPacketSize= 40, so first write of 20 wont trigger a writeChunk
+    Assert.assertEquals(writeChunkCount,
+        metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
+    key.write(ByteBuffer.wrap(data));
+    Assert.assertEquals(writeChunkCount + 1,
+        metrics.getContainerOpCountMetrics(ContainerProtos.Type.WriteChunk));
+    // now close the stream, It will update the key length.
+    key.close();
+    String dataString = new String(data, UTF_8);
+    validateData(keyName, dataString.concat(dataString).getBytes(UTF_8));
+  }
+
 }
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestContainerStateMachineStream.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestContainerStateMachineStream.java
index 3b17450376..f4c756bccd 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestContainerStateMachineStream.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestContainerStateMachineStream.java
@@ -119,6 +119,7 @@ public class TestContainerStateMachineStream {
     conf.setQuietMode(false);
     cluster =
         MiniOzoneCluster.newBuilder(conf).setNumDatanodes(3).setHbInterval(200)
+            .setDataStreamMinPacketSize(1024)
             .build();
     cluster.waitForClusterToBeReady();
     cluster.waitForPipelineTobeReady(HddsProtos.ReplicationFactor.ONE, 60000);
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestOzoneRpcClientAbstract.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestOzoneRpcClientAbstract.java
index 636535cd10..c554e7e6da 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestOzoneRpcClientAbstract.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestOzoneRpcClientAbstract.java
@@ -200,6 +200,7 @@ public abstract class TestOzoneRpcClientAbstract {
         .setTotalPipelineNumLimit(10)
         .setScmId(scmId)
         .setClusterId(clusterId)
+        .setDataStreamMinPacketSize(1024)
         .build();
     cluster.waitForClusterToBeReady();
     ozClient = OzoneClientFactory.getRpcClient(conf);


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[ozone] 11/36: HDDS-5674.[Ozone-Streaming] Handle client retries on exception (#2701)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 37f5385c87a2c7eba6f239359b1fb3c15f66c9a9
Author: Sadanand Shenoy <sa...@gmail.com>
AuthorDate: Thu Oct 21 12:57:30 2021 +0530

    HDDS-5674.[Ozone-Streaming] Handle client retries on exception (#2701)
---
 .../hdds/scm/storage/BlockDataStreamOutput.java    | 62 ++++++++++++---
 .../hadoop/hdds/scm/storage/StreamBuffer.java      | 46 +++++++++++
 .../hdds/scm/storage/StreamCommitWatcher.java      | 93 ++++++++++++++++++----
 .../client/io/BlockDataStreamOutputEntry.java      | 33 +++++++-
 .../client/io/BlockDataStreamOutputEntryPool.java  | 14 +++-
 .../ozone/client/io/KeyDataStreamOutput.java       | 12 ++-
 .../client/rpc/TestBlockDataStreamOutput.java      | 30 +++++++
 .../apache/hadoop/ozone/container/TestHelper.java  | 20 +++++
 8 files changed, 279 insertions(+), 31 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index 2ae0ba7525..aada48e2f5 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -92,6 +92,11 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
 
   private int chunkIndex;
   private final AtomicLong chunkOffset = new AtomicLong();
+
+  // Similar to 'BufferPool' but this list maintains only references
+  // to the ByteBuffers.
+  private List<StreamBuffer> bufferList;
+
   // The IOException will be set by response handling thread in case there is an
   // exception received in the response. If the exception is set, the next
   // request will fail upfront.
@@ -133,7 +138,8 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
       XceiverClientFactory xceiverClientManager,
       Pipeline pipeline,
       OzoneClientConfig config,
-      Token<? extends TokenIdentifier> token
+      Token<? extends TokenIdentifier> token,
+      List<StreamBuffer> bufferList
   ) throws IOException {
     this.xceiverClientFactory = xceiverClientManager;
     this.config = config;
@@ -148,7 +154,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     // Alternatively, stream setup can be delayed till the first chunk write.
     this.out = setupStream(pipeline);
     this.token = token;
-
+    this.bufferList = bufferList;
     flushPeriod = (int) (config.getStreamBufferFlushSize() / config
         .getStreamBufferSize());
 
@@ -159,7 +165,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
 
     // A single thread executor handle the responses of async requests
     responseExecutor = Executors.newSingleThreadExecutor();
-    commitWatcher = new StreamCommitWatcher(xceiverClient);
+    commitWatcher = new StreamCommitWatcher(xceiverClient, bufferList);
     totalDataFlushedLength = 0;
     writtenDataLength = 0;
     failedServers = new ArrayList<>(0);
@@ -251,8 +257,11 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     if (len == 0) {
       return;
     }
-    writeChunkToContainer(
-            (ByteBuffer) b.asReadOnlyBuffer().position(off).limit(off + len));
+
+    final StreamBuffer buf = new StreamBuffer(b, off, len);
+    bufferList.add(buf);
+
+    writeChunkToContainer(buf.duplicate());
 
     writtenDataLength += len;
   }
@@ -261,6 +270,10 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     totalDataFlushedLength = writtenDataLength;
   }
 
+  @VisibleForTesting
+  public long getTotalDataFlushedLength() {
+    return totalDataFlushedLength;
+  }
   /**
    * Will be called on the retryPath in case closedContainerException/
    * TimeoutException.
@@ -268,8 +281,27 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
    * @throws IOException if error occurred
    */
 
-  // TODO: We need add new retry policy without depend on bufferPool.
   public void writeOnRetry(long len) throws IOException {
+    if (len == 0) {
+      return;
+    }
+    if (LOG.isDebugEnabled()) {
+      LOG.debug("Retrying write length {} for blockID {}", len, blockID);
+    }
+    int count = 0;
+    while (len > 0) {
+      final StreamBuffer buf = bufferList.get(count);
+      final long writeLen = Math.min(buf.length(), len);
+      final ByteBuffer duplicated = buf.duplicate();
+      if (writeLen != buf.length()) {
+        duplicated.limit(Math.toIntExact(len));
+      }
+      writeChunkToContainer(duplicated);
+      len -= writeLen;
+      count++;
+      writtenDataLength += writeLen;
+    }
+
 
   }
 
@@ -314,6 +346,14 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
       boolean force) throws IOException {
     checkOpen();
     long flushPos = totalDataFlushedLength;
+    final List<StreamBuffer> byteBufferList;
+    if (!force) {
+      Preconditions.checkNotNull(bufferList);
+      byteBufferList = bufferList;
+      Preconditions.checkNotNull(byteBufferList);
+    } else {
+      byteBufferList = null;
+    }
     flush();
     if (close) {
       dataStreamCloseReply = out.closeAsync();
@@ -344,12 +384,12 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
           if (LOG.isDebugEnabled()) {
             LOG.debug(
                 "Adding index " + asyncReply.getLogIndex() + " commitMap size "
-                    + commitWatcher.getCommitInfoSetSize() + " flushLength "
+                    + commitWatcher.getCommitInfoMapSize() + " flushLength "
                     + flushPos + " blockID " + blockID);
           }
           // for standalone protocol, logIndex will always be 0.
-          commitWatcher.updateCommitInfoSet(
-              asyncReply.getLogIndex());
+          commitWatcher
+              .updateCommitInfoMap(asyncReply.getLogIndex(), byteBufferList);
         }
         return e;
       }, responseExecutor).exceptionally(e -> {
@@ -589,4 +629,8 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     setIoException(ex);
     throw getIoException();
   }
+
+  public long getTotalAckDataLength() {
+    return commitWatcher.getTotalAckDataLength();
+  }
 }
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamBuffer.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamBuffer.java
new file mode 100644
index 0000000000..f36019e2ae
--- /dev/null
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamBuffer.java
@@ -0,0 +1,46 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+package org.apache.hadoop.hdds.scm.storage;
+
+import java.nio.ByteBuffer;
+
+/**
+ * Used for streaming write.
+ */
+public class StreamBuffer {
+  private final ByteBuffer buffer;
+
+  public StreamBuffer(ByteBuffer buffer) {
+    this.buffer = buffer.asReadOnlyBuffer();
+  }
+
+  public StreamBuffer(ByteBuffer buffer, int offset, int length) {
+    this((ByteBuffer) buffer.asReadOnlyBuffer().position(offset)
+        .limit(offset + length));
+  }
+
+  public ByteBuffer duplicate() {
+    return buffer.duplicate();
+  }
+
+  public int length() {
+    return buffer.limit() - buffer.position();
+  }
+
+}
\ No newline at end of file
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java
index c187ffe902..3a59d07571 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java
@@ -24,6 +24,7 @@
  */
 package org.apache.hadoop.hdds.scm.storage;
 
+import com.google.common.base.Preconditions;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ContainerCommandResponseProto;
 import org.apache.hadoop.hdds.scm.XceiverClientReply;
 import org.apache.hadoop.hdds.scm.XceiverClientSpi;
@@ -31,13 +32,16 @@ import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
 import java.io.IOException;
-import java.util.Set;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Map;
 import java.util.concurrent.CompletableFuture;
 import java.util.concurrent.ConcurrentHashMap;
 import java.util.concurrent.ConcurrentMap;
-import java.util.concurrent.ConcurrentSkipListSet;
+import java.util.concurrent.ConcurrentSkipListMap;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeoutException;
+import java.util.stream.Collectors;
 
 /**
  * This class executes watchForCommit on ratis pipeline and releases
@@ -48,7 +52,12 @@ public class StreamCommitWatcher {
   private static final Logger LOG =
       LoggerFactory.getLogger(StreamCommitWatcher.class);
 
-  private Set<Long> commitIndexSet;
+  private Map<Long, List<StreamBuffer>> commitIndexMap;
+  private List<StreamBuffer> bufferList;
+
+  // total data which has been successfully flushed and acknowledged
+  // by all servers
+  private long totalAckDataLength;
 
   // future Map to hold up all putBlock futures
   private ConcurrentHashMap<Long,
@@ -57,18 +66,22 @@ public class StreamCommitWatcher {
 
   private XceiverClientSpi xceiverClient;
 
-  public StreamCommitWatcher(XceiverClientSpi xceiverClient) {
+  public StreamCommitWatcher(XceiverClientSpi xceiverClient,
+      List<StreamBuffer> bufferList) {
     this.xceiverClient = xceiverClient;
-    commitIndexSet = new ConcurrentSkipListSet();
+    commitIndexMap = new ConcurrentSkipListMap<>();
     futureMap = new ConcurrentHashMap<>();
+    this.bufferList = bufferList;
+    totalAckDataLength = 0;
   }
 
-  public void updateCommitInfoSet(long index) {
-    commitIndexSet.add(index);
+  public void updateCommitInfoMap(long index, List<StreamBuffer> buffers) {
+    commitIndexMap.computeIfAbsent(index, k -> new LinkedList<>())
+        .addAll(buffers);
   }
 
-  int getCommitInfoSetSize() {
-    return commitIndexSet.size();
+  int getCommitInfoMapSize() {
+    return commitIndexMap.size();
   }
 
   /**
@@ -78,12 +91,12 @@ public class StreamCommitWatcher {
    * @throws IOException in case watchForCommit fails
    */
   public XceiverClientReply streamWatchOnFirstIndex() throws IOException {
-    if (!commitIndexSet.isEmpty()) {
+    if (!commitIndexMap.isEmpty()) {
       // wait for the  first commit index in the commitIndex2flushedDataMap
       // to get committed to all or majority of nodes in case timeout
       // happens.
       long index =
-          commitIndexSet.stream().mapToLong(v -> v).min()
+          commitIndexMap.keySet().stream().mapToLong(v -> v).min()
               .getAsLong();
       if (LOG.isDebugEnabled()) {
         LOG.debug("waiting for first index {} to catch up", index);
@@ -102,12 +115,12 @@ public class StreamCommitWatcher {
    */
   public XceiverClientReply streamWatchOnLastIndex()
       throws IOException {
-    if (!commitIndexSet.isEmpty()) {
+    if (!commitIndexMap.isEmpty()) {
       // wait for the  commit index in the commitIndex2flushedDataMap
       // to get committed to all or majority of nodes in case timeout
       // happens.
       long index =
-          commitIndexSet.stream().mapToLong(v -> v).max()
+          commitIndexMap.keySet().stream().mapToLong(v -> v).max()
               .getAsLong();
       if (LOG.isDebugEnabled()) {
         LOG.debug("waiting for last flush Index {} to catch up", index);
@@ -127,9 +140,16 @@ public class StreamCommitWatcher {
    */
   public XceiverClientReply streamWatchForCommit(long commitIndex)
       throws IOException {
+    final long index;
     try {
       XceiverClientReply reply =
           xceiverClient.watchForCommit(commitIndex);
+      if (reply == null) {
+        index = 0;
+      } else {
+        index = reply.getLogIndex();
+      }
+      adjustBuffers(index);
       return reply;
     } catch (InterruptedException e) {
       // Re-interrupt the thread while catching InterruptedException
@@ -140,11 +160,52 @@ public class StreamCommitWatcher {
     }
   }
 
+  void releaseBuffersOnException() {
+    adjustBuffers(xceiverClient.getReplicatedMinCommitIndex());
+  }
+
+  private void adjustBuffers(long commitIndex) {
+    List<Long> keyList = commitIndexMap.keySet().stream()
+        .filter(p -> p <= commitIndex).collect(Collectors.toList());
+    if (!keyList.isEmpty()) {
+      releaseBuffers(keyList);
+    }
+  }
+
+  private long releaseBuffers(List<Long> indexes) {
+    Preconditions.checkArgument(!commitIndexMap.isEmpty());
+    for (long index : indexes) {
+      Preconditions.checkState(commitIndexMap.containsKey(index));
+      final List<StreamBuffer> buffers = commitIndexMap.remove(index);
+      final long length =
+          buffers.stream().mapToLong(StreamBuffer::length).sum();
+      totalAckDataLength += length;
+      // clear the future object from the future Map
+      final CompletableFuture<ContainerCommandResponseProto> remove =
+          futureMap.remove(totalAckDataLength);
+      if (remove == null) {
+        LOG.error("Couldn't find required future for " + totalAckDataLength);
+        for (Long key : futureMap.keySet()) {
+          LOG.error("Existing acknowledged data: " + key);
+        }
+      }
+      for (StreamBuffer byteBuffer : buffers) {
+        bufferList.remove(byteBuffer);
+      }
+    }
+    return totalAckDataLength;
+  }
+
+  public long getTotalAckDataLength() {
+    return totalAckDataLength;
+  }
+
   private IOException getIOExceptionForWatchForCommit(long commitIndex,
                                                        Exception e) {
     LOG.warn("watchForCommit failed for index {}", commitIndex, e);
     IOException ioException = new IOException(
         "Unexpected Storage Container Exception: " + e.toString(), e);
+    releaseBuffersOnException();
     return ioException;
   }
 
@@ -155,12 +216,12 @@ public class StreamCommitWatcher {
   }
 
   public void cleanup() {
-    if (commitIndexSet != null) {
-      commitIndexSet.clear();
+    if (commitIndexMap != null) {
+      commitIndexMap.clear();
     }
     if (futureMap != null) {
       futureMap.clear();
     }
-    commitIndexSet = null;
+    commitIndexMap = null;
   }
 }
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java
index f0c3a43e89..2cd5630549 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java
@@ -25,6 +25,7 @@ import org.apache.hadoop.hdds.scm.XceiverClientFactory;
 import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
 import org.apache.hadoop.hdds.scm.storage.BlockDataStreamOutput;
 import org.apache.hadoop.hdds.scm.storage.ByteBufferStreamOutput;
+import org.apache.hadoop.hdds.scm.storage.StreamBuffer;
 import org.apache.hadoop.hdds.security.token.OzoneBlockTokenIdentifier;
 import org.apache.hadoop.security.token.Token;
 
@@ -32,6 +33,7 @@ import java.io.IOException;
 import java.nio.ByteBuffer;
 import java.util.Collection;
 import java.util.Collections;
+import java.util.List;
 
 /**
  * Helper class used inside {@link BlockDataStreamOutput}.
@@ -50,6 +52,7 @@ public final class BlockDataStreamOutputEntry
   // the current position of this stream 0 <= currentPosition < length
   private long currentPosition;
   private final Token<OzoneBlockTokenIdentifier> token;
+  private List<StreamBuffer> bufferList;
 
   @SuppressWarnings({"parameternumber", "squid:S00107"})
   private BlockDataStreamOutputEntry(
@@ -58,7 +61,8 @@ public final class BlockDataStreamOutputEntry
       Pipeline pipeline,
       long length,
       Token<OzoneBlockTokenIdentifier> token,
-      OzoneClientConfig config
+      OzoneClientConfig config,
+      List<StreamBuffer> bufferList
   ) {
     this.config = config;
     this.byteBufferStreamOutput = null;
@@ -69,6 +73,7 @@ public final class BlockDataStreamOutputEntry
     this.token = token;
     this.length = length;
     this.currentPosition = 0;
+    this.bufferList = bufferList;
   }
 
   long getLength() {
@@ -92,8 +97,8 @@ public final class BlockDataStreamOutputEntry
   private void checkStream() throws IOException {
     if (this.byteBufferStreamOutput == null) {
       this.byteBufferStreamOutput =
-          new BlockDataStreamOutput(blockID, xceiverClientManager,
-              pipeline, config, token);
+          new BlockDataStreamOutput(blockID, xceiverClientManager, pipeline,
+              config, token, bufferList);
     }
   }
 
@@ -151,6 +156,20 @@ public final class BlockDataStreamOutputEntry
     }
   }
 
+  long getTotalAckDataLength() {
+    if (byteBufferStreamOutput != null) {
+      BlockDataStreamOutput out =
+          (BlockDataStreamOutput) this.byteBufferStreamOutput;
+      blockID = out.getBlockID();
+      return out.getTotalAckDataLength();
+    } else {
+      // For a pre allocated block for which no write has been initiated,
+      // the OutputStream will be null here.
+      // In such cases, the default blockCommitSequenceId will be 0
+      return 0;
+    }
+  }
+
   void cleanup(boolean invalidateClient) throws IOException {
     checkStream();
     BlockDataStreamOutput out =
@@ -180,6 +199,7 @@ public final class BlockDataStreamOutputEntry
     private long length;
     private Token<OzoneBlockTokenIdentifier> token;
     private OzoneClientConfig config;
+    private List<StreamBuffer> bufferList;
 
     public Builder setBlockID(BlockID bID) {
       this.blockID = bID;
@@ -219,13 +239,18 @@ public final class BlockDataStreamOutputEntry
       return this;
     }
 
+    public Builder setBufferList(List<StreamBuffer> bList) {
+      this.bufferList = bList;
+      return this;
+    }
+
     public BlockDataStreamOutputEntry build() {
       return new BlockDataStreamOutputEntry(blockID,
           key,
           xceiverClientManager,
           pipeline,
           length,
-          token, config);
+          token, config, bufferList);
     }
   }
 
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
index 4bc55de262..e49b0b79ad 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
@@ -26,6 +26,7 @@ import org.apache.hadoop.hdds.scm.OzoneClientConfig;
 import org.apache.hadoop.hdds.scm.XceiverClientFactory;
 import org.apache.hadoop.hdds.scm.container.common.helpers.ExcludeList;
 import org.apache.hadoop.hdds.scm.pipeline.PipelineID;
+import org.apache.hadoop.hdds.scm.storage.StreamBuffer;
 import org.apache.hadoop.ozone.om.helpers.OmKeyArgs;
 import org.apache.hadoop.ozone.om.helpers.OmKeyInfo;
 import org.apache.hadoop.ozone.om.helpers.OmKeyLocationInfo;
@@ -59,6 +60,7 @@ public class BlockDataStreamOutputEntryPool {
   private OmMultipartCommitUploadPartInfo commitUploadPartInfo;
   private final long openID;
   private final ExcludeList excludeList;
+  private List<StreamBuffer> bufferList;
 
   @SuppressWarnings({"parameternumber", "squid:S00107"})
   public BlockDataStreamOutputEntryPool(
@@ -83,6 +85,7 @@ public class BlockDataStreamOutputEntryPool {
     this.requestID = requestId;
     this.openID = openID;
     this.excludeList = new ExcludeList();
+    this.bufferList = new ArrayList<>();
   }
 
   /**
@@ -142,7 +145,8 @@ public class BlockDataStreamOutputEntryPool {
             .setPipeline(subKeyInfo.getPipeline())
             .setConfig(config)
             .setLength(subKeyInfo.getLength())
-            .setToken(subKeyInfo.getToken());
+            .setToken(subKeyInfo.getToken())
+            .setBufferList(bufferList);
     streamEntries.add(builder.build());
   }
 
@@ -301,4 +305,12 @@ public class BlockDataStreamOutputEntryPool {
   boolean isEmpty() {
     return streamEntries.isEmpty();
   }
+
+  long computeBufferData() {
+    long totalDataLen =0;
+    for (StreamBuffer b : bufferList){
+      totalDataLen += b.length();
+    }
+    return totalDataLen;
+  }
 }
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java
index 9bba89d0a8..2540e42e24 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/KeyDataStreamOutput.java
@@ -278,11 +278,14 @@ public class KeyDataStreamOutput implements ByteBufferStreamOutput {
     }
     Pipeline pipeline = streamEntry.getPipeline();
     PipelineID pipelineId = pipeline.getId();
-
+    long totalSuccessfulFlushedData = streamEntry.getTotalAckDataLength();
+    //set the correct length for the current stream
+    streamEntry.setCurrentPosition(totalSuccessfulFlushedData);
     long containerId = streamEntry.getBlockID().getContainerID();
     Collection<DatanodeDetails> failedServers = streamEntry.getFailedServers();
     Preconditions.checkNotNull(failedServers);
     ExcludeList excludeList = blockDataStreamOutputEntryPool.getExcludeList();
+    long bufferedDataLen = blockDataStreamOutputEntryPool.computeBufferData();
     if (!failedServers.isEmpty()) {
       excludeList.addDatanodes(failedServers);
     }
@@ -316,6 +319,13 @@ public class KeyDataStreamOutput implements ByteBufferStreamOutput {
       blockDataStreamOutputEntryPool
           .discardPreallocatedBlocks(-1, pipelineId);
     }
+    if (bufferedDataLen > 0) {
+      // If the data is still cached in the underlying stream, we need to
+      // allocate new block and write this data in the datanode.
+      handleRetry(exception, bufferedDataLen);
+      // reset the retryCount after handling the exception
+      retryCount = 0;
+    }
   }
 
   private void markStreamClosed() {
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
index d3b2d22577..05a101951b 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
@@ -21,15 +21,19 @@ import org.apache.hadoop.conf.StorageUnit;
 import org.apache.hadoop.hdds.client.ReplicationType;
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
 import org.apache.hadoop.hdds.scm.OzoneClientConfig;
+import org.apache.hadoop.hdds.scm.storage.BlockDataStreamOutput;
+import org.apache.hadoop.hdds.scm.storage.ByteBufferStreamOutput;
 import org.apache.hadoop.ozone.MiniOzoneCluster;
 import org.apache.hadoop.ozone.OzoneConfigKeys;
 import org.apache.hadoop.ozone.client.ObjectStore;
 import org.apache.hadoop.ozone.client.OzoneClient;
 import org.apache.hadoop.ozone.client.OzoneClientFactory;
+import org.apache.hadoop.ozone.client.io.KeyDataStreamOutput;
 import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
 import org.apache.hadoop.ozone.container.ContainerTestHelper;
 import org.apache.hadoop.ozone.container.TestHelper;
 import org.junit.AfterClass;
+import org.junit.Assert;
 import org.junit.BeforeClass;
 import org.junit.Rule;
 import org.junit.Test;
@@ -127,21 +131,25 @@ public class TestBlockDataStreamOutput {
   @Test
   public void testHalfChunkWrite() throws Exception {
     testWrite(chunkSize / 2);
+    testWriteWithFailure(chunkSize/2);
   }
 
   @Test
   public void testSingleChunkWrite() throws Exception {
     testWrite(chunkSize);
+    testWriteWithFailure(chunkSize);
   }
 
   @Test
   public void testMultiChunkWrite() throws Exception {
     testWrite(chunkSize + 50);
+    testWriteWithFailure(chunkSize + 50);
   }
 
   @Test
   public void testMultiBlockWrite() throws Exception {
     testWrite(blockSize + 50);
+    testWriteWithFailure(blockSize + 50);
   }
 
   private void testWrite(int dataLength) throws Exception {
@@ -156,6 +164,28 @@ public class TestBlockDataStreamOutput {
     key.close();
     validateData(keyName, data);
   }
+
+  private void testWriteWithFailure(int dataLength) throws Exception {
+    String keyName = getKeyName();
+    OzoneDataStreamOutput key = createKey(
+        keyName, ReplicationType.RATIS, 0);
+    byte[] data =
+        ContainerTestHelper.getFixedLengthString(keyString, dataLength)
+            .getBytes(UTF_8);
+    ByteBuffer b = ByteBuffer.wrap(data);
+    key.write(b);
+    KeyDataStreamOutput keyDataStreamOutput =
+        (KeyDataStreamOutput) key.getByteBufStreamOutput();
+    ByteBufferStreamOutput stream =
+        keyDataStreamOutput.getStreamEntries().get(0).getByteBufStreamOutput();
+    Assert.assertTrue(stream instanceof BlockDataStreamOutput);
+    TestHelper.waitForContainerClose(key, cluster);
+    key.write(b);
+    key.close();
+    String dataString = new String(data, UTF_8);
+    validateData(keyName, dataString.concat(dataString).getBytes(UTF_8));
+  }
+
   private OzoneDataStreamOutput createKey(String keyName, ReplicationType type,
       long size) throws Exception {
     return TestHelper.createStreamKey(
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/TestHelper.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/TestHelper.java
index cf3a51241e..14cd1b66f4 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/TestHelper.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/TestHelper.java
@@ -46,7 +46,9 @@ import org.apache.hadoop.ozone.HddsDatanodeService;
 import org.apache.hadoop.ozone.MiniOzoneCluster;
 import org.apache.hadoop.ozone.OzoneConsts;
 import org.apache.hadoop.ozone.client.ObjectStore;
+import org.apache.hadoop.ozone.client.io.BlockDataStreamOutputEntry;
 import org.apache.hadoop.ozone.client.io.BlockOutputStreamEntry;
+import org.apache.hadoop.ozone.client.io.KeyDataStreamOutput;
 import org.apache.hadoop.ozone.client.io.KeyOutputStream;
 import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
 import org.apache.hadoop.ozone.client.io.OzoneInputStream;
@@ -205,6 +207,24 @@ public final class TestHelper {
     waitForContainerClose(cluster, containerIdList.toArray(new Long[0]));
   }
 
+
+  public static void waitForContainerClose(OzoneDataStreamOutput outputStream,
+      MiniOzoneCluster cluster) throws Exception {
+    KeyDataStreamOutput keyOutputStream =
+        (KeyDataStreamOutput) outputStream.getByteBufStreamOutput();
+    List<BlockDataStreamOutputEntry> streamEntryList =
+        keyOutputStream.getStreamEntries();
+    List<Long> containerIdList = new ArrayList<>();
+    for (BlockDataStreamOutputEntry entry : streamEntryList) {
+      long id = entry.getBlockID().getContainerID();
+      if (!containerIdList.contains(id)) {
+        containerIdList.add(id);
+      }
+    }
+    Assert.assertTrue(!containerIdList.isEmpty());
+    waitForContainerClose(cluster, containerIdList.toArray(new Long[0]));
+  }
+
   public static void waitForPipelineClose(OzoneOutputStream outputStream,
       MiniOzoneCluster cluster, boolean waitForContainerCreation)
       throws Exception {


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[ozone] 20/36: HDDS-6130. [Ozone-Streaming] When releaseBuffers will get “Couldn 't find the required future” (#2939)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 6cd0e89dadb66e6914eac02d9627662804fe9978
Author: micah zhao <mi...@tencent.com>
AuthorDate: Fri Dec 24 01:18:48 2021 +0800

    HDDS-6130. [Ozone-Streaming]  When releaseBuffers will get “Couldn 't find the required future” (#2939)
---
 .../hdds/scm/storage/BlockDataStreamOutput.java    | 92 ++++++++++------------
 .../hdds/scm/storage/StreamCommitWatcher.java      | 28 -------
 2 files changed, 42 insertions(+), 78 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index 9fb1340527..84968b68d5 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -25,6 +25,7 @@ import org.apache.hadoop.hdds.protocol.DatanodeDetails;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.BlockData;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ChunkInfo;
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ContainerCommandResponseProto;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.KeyValue;
 import org.apache.hadoop.hdds.ratis.ContainerCommandRequestMessage;
 import org.apache.hadoop.hdds.scm.OzoneClientConfig;
@@ -115,6 +116,9 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
   // Also, corresponding to the logIndex, the corresponding list of buffers will
   // be released from the buffer pool.
   private final StreamCommitWatcher commitWatcher;
+  private final AtomicReference<CompletableFuture<
+      ContainerCommandResponseProto>> putBlockFuture
+      = new AtomicReference<>(CompletableFuture.completedFuture(null));
 
   private final List<DatanodeDetails> failedServers;
   private final Checksum checksum;
@@ -381,8 +385,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
    * @param force true if no data was written since most recent putBlock and
    *            stream is being closed
    */
-  private CompletableFuture<ContainerProtos.
-      ContainerCommandResponseProto> executePutBlock(boolean close,
+  private void executePutBlock(boolean close,
       boolean force) throws IOException {
     checkOpen();
     long flushPos = totalDataFlushedLength;
@@ -399,56 +402,54 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
       dataStreamCloseReply = out.closeAsync();
     }
 
-    CompletableFuture<ContainerProtos.
-        ContainerCommandResponseProto> flushFuture = null;
     try {
       BlockData blockData = containerBlockData.build();
       XceiverClientReply asyncReply =
           putBlockAsync(xceiverClient, blockData, close, token);
-      CompletableFuture<ContainerProtos.ContainerCommandResponseProto> future =
-          asyncReply.getResponse();
-      flushFuture = future.thenApplyAsync(e -> {
-        try {
-          validateResponse(e);
-        } catch (IOException sce) {
-          throw new CompletionException(sce);
-        }
-        // if the ioException is not set, putBlock is successful
-        if (getIoException() == null && !force) {
-          BlockID responseBlockID = BlockID.getFromProtobuf(
-              e.getPutBlock().getCommittedBlockLength().getBlockID());
-          Preconditions.checkState(blockID.get().getContainerBlockID()
-              .equals(responseBlockID.getContainerBlockID()));
-          // updates the bcsId of the block
-          blockID.set(responseBlockID);
-          if (LOG.isDebugEnabled()) {
-            LOG.debug(
-                "Adding index " + asyncReply.getLogIndex() + " commitMap size "
+      final CompletableFuture<ContainerCommandResponseProto> flushFuture
+          = asyncReply.getResponse().thenApplyAsync(e -> {
+            try {
+              validateResponse(e);
+            } catch (IOException sce) {
+              throw new CompletionException(sce);
+            }
+            // if the ioException is not set, putBlock is successful
+            if (getIoException() == null && !force) {
+              BlockID responseBlockID = BlockID.getFromProtobuf(
+                  e.getPutBlock().getCommittedBlockLength().getBlockID());
+              Preconditions.checkState(blockID.get().getContainerBlockID()
+                  .equals(responseBlockID.getContainerBlockID()));
+              // updates the bcsId of the block
+              blockID.set(responseBlockID);
+              if (LOG.isDebugEnabled()) {
+                LOG.debug("Adding index " + asyncReply.getLogIndex() +
+                    " commitMap size "
                     + commitWatcher.getCommitInfoMapSize() + " flushLength "
                     + flushPos + " blockID " + blockID);
-          }
-          // for standalone protocol, logIndex will always be 0.
-          commitWatcher
-              .updateCommitInfoMap(asyncReply.getLogIndex(), byteBufferList);
-        }
-        return e;
-      }, responseExecutor).exceptionally(e -> {
-        if (LOG.isDebugEnabled()) {
-          LOG.debug("putBlock failed for blockID {} with exception {}",
-              blockID, e.getLocalizedMessage());
-        }
-        CompletionException ce = new CompletionException(e);
-        setIoException(ce);
-        throw ce;
-      });
+              }
+              // for standalone protocol, logIndex will always be 0.
+              commitWatcher
+                  .updateCommitInfoMap(asyncReply.getLogIndex(),
+                      byteBufferList);
+            }
+            return e;
+          }, responseExecutor).exceptionally(e -> {
+            if (LOG.isDebugEnabled()) {
+              LOG.debug("putBlock failed for blockID {} with exception {}",
+                  blockID, e.getLocalizedMessage());
+            }
+            CompletionException ce = new CompletionException(e);
+            setIoException(ce);
+            throw ce;
+          });
+      putBlockFuture.updateAndGet(f -> f.thenCombine(flushFuture,
+          (previous, current) -> current));
     } catch (IOException | ExecutionException e) {
       throw new IOException(EXCEPTION_MSG + e.toString(), e);
     } catch (InterruptedException ex) {
       Thread.currentThread().interrupt();
       handleInterruptedException(ex, false);
     }
-    commitWatcher.getFutureMap().put(flushPos, flushFuture);
-    return flushFuture;
   }
 
   @Override
@@ -484,7 +485,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
       // data since latest flush - we need to send the "EOF" flag
       executePutBlock(true, true);
     }
-    waitOnFlushFutures();
+    putBlockFuture.get().get();
     watchForCommit(false);
     // just check again if the exception is hit while waiting for the
     // futures to ensure flush has indeed succeeded
@@ -512,15 +513,6 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     }
   }
 
-  private void waitOnFlushFutures()
-      throws InterruptedException, ExecutionException {
-    CompletableFuture<Void> combinedFuture = CompletableFuture.allOf(
-        commitWatcher.getFutureMap().values().toArray(
-            new CompletableFuture[commitWatcher.getFutureMap().size()]));
-    // wait for all the transactions to complete
-    combinedFuture.get();
-  }
-
   private void validateResponse(
       ContainerProtos.ContainerCommandResponseProto responseProto)
       throws IOException {
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java
index 9ae604e951..1820416d32 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamCommitWatcher.java
@@ -25,7 +25,6 @@
 package org.apache.hadoop.hdds.scm.storage;
 
 import com.google.common.base.Preconditions;
-import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ContainerCommandResponseProto;
 import org.apache.hadoop.hdds.scm.XceiverClientReply;
 import org.apache.hadoop.hdds.scm.XceiverClientSpi;
 import org.slf4j.Logger;
@@ -35,9 +34,6 @@ import java.io.IOException;
 import java.util.LinkedList;
 import java.util.List;
 import java.util.Map;
-import java.util.concurrent.CompletableFuture;
-import java.util.concurrent.ConcurrentHashMap;
-import java.util.concurrent.ConcurrentMap;
 import java.util.concurrent.ConcurrentSkipListMap;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeoutException;
@@ -59,18 +55,12 @@ public class StreamCommitWatcher {
   // by all servers
   private long totalAckDataLength;
 
-  // future Map to hold up all putBlock futures
-  private ConcurrentHashMap<Long,
-      CompletableFuture<ContainerCommandResponseProto>>
-      futureMap;
-
   private XceiverClientSpi xceiverClient;
 
   public StreamCommitWatcher(XceiverClientSpi xceiverClient,
       List<StreamBuffer> bufferList) {
     this.xceiverClient = xceiverClient;
     commitIndexMap = new ConcurrentSkipListMap<>();
-    futureMap = new ConcurrentHashMap<>();
     this.bufferList = bufferList;
     totalAckDataLength = 0;
   }
@@ -180,15 +170,6 @@ public class StreamCommitWatcher {
       final long length =
           buffers.stream().mapToLong(StreamBuffer::position).sum();
       totalAckDataLength += length;
-      // clear the future object from the future Map
-      final CompletableFuture<ContainerCommandResponseProto> remove =
-          futureMap.remove(totalAckDataLength);
-      if (remove == null) {
-        LOG.error("Couldn't find required future for " + totalAckDataLength);
-        for (Long key : futureMap.keySet()) {
-          LOG.error("Existing acknowledged data: " + key);
-        }
-      }
       for (StreamBuffer byteBuffer : buffers) {
         bufferList.remove(byteBuffer);
       }
@@ -209,19 +190,10 @@ public class StreamCommitWatcher {
     return ioException;
   }
 
-  public ConcurrentMap<Long,
-        CompletableFuture<
-            ContainerCommandResponseProto>> getFutureMap() {
-    return futureMap;
-  }
-
   public void cleanup() {
     if (commitIndexMap != null) {
       commitIndexMap.clear();
     }
-    if (futureMap != null) {
-      futureMap.clear();
-    }
     commitIndexMap = null;
   }
 }


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[ozone] 02/36: HDDS-5452. Add link method to ContainerStateMachine for Ratis streaming (#2422)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 9518dcf5680881a205f07942d387a229826a8836
Author: Kaijie Chen <ch...@kaijie.org>
AuthorDate: Sun Jul 18 12:18:10 2021 +0800

    HDDS-5452. Add link method to ContainerStateMachine for Ratis streaming (#2422)
---
 .../transport/server/ratis/ContainerStateMachine.java   | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
index 47e042643a..f8d066757a 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
@@ -92,6 +92,7 @@ import org.apache.ratis.thirdparty.com.google.protobuf.InvalidProtocolBufferExce
 import org.apache.ratis.thirdparty.com.google.protobuf.TextFormat;
 import org.apache.ratis.util.TaskQueue;
 import org.apache.ratis.util.function.CheckedSupplier;
+import org.apache.ratis.util.JavaUtils;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -535,6 +536,22 @@ public class ContainerStateMachine extends BaseStateMachine {
     }, executor);
   }
 
+  public CompletableFuture<?> link(DataStream stream, LogEntryProto entry) {
+    return CompletableFuture.supplyAsync(() -> {
+      if (stream == null) {
+        return JavaUtils.completeExceptionally(
+            new IllegalStateException("DataStream is null"));
+      }
+      if (stream.getDataChannel().isOpen()) {
+        return JavaUtils.completeExceptionally(
+            new IllegalStateException(
+                "DataStream: " + stream + " is not closed properly"));
+      } else {
+        return CompletableFuture.completedFuture(null);
+      }
+    }, executor);
+  }
+
   private ExecutorService getChunkExecutor(WriteChunkRequestProto req) {
     int i = (int)(req.getBlockID().getLocalID() % chunkExecutors.size());
     return chunkExecutors.get(i);


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[ozone] 14/36: HDDS-5987. [Ozone-Streaming] Add XceiverClientRatis stream config (#2841)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit ad9d281225a8feadd0cc1d4d42b574bc79810669
Author: hao guo <gu...@360.cn>
AuthorDate: Mon Nov 15 23:54:36 2021 +0800

    HDDS-5987. [Ozone-Streaming] Add XceiverClientRatis stream config (#2841)
---
 .../src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java  | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
index e93eb951ee..604aaf4b93 100644
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
@@ -47,6 +47,7 @@ import org.apache.ratis.conf.RaftProperties;
 import org.apache.ratis.datastream.SupportedDataStreamType;
 import org.apache.ratis.grpc.GrpcConfigKeys;
 import org.apache.ratis.grpc.GrpcTlsConfig;
+import org.apache.ratis.netty.NettyConfigKeys;
 import org.apache.ratis.proto.RaftProtos;
 import org.apache.ratis.protocol.RaftGroup;
 import org.apache.ratis.protocol.RaftGroupId;
@@ -302,7 +303,8 @@ public final class RatisHelper {
     Map<String, String> ratisClientConf =
         getDatanodeRatisPrefixProps(ozoneConf);
     ratisClientConf.forEach((key, val) -> {
-      if (isClientConfig(key) || isGrpcClientConfig(key)) {
+      if (isClientConfig(key) || isGrpcClientConfig(key)
+              || isNettyStreamConfig(key)) {
         raftProperties.set(key, val);
       }
     });
@@ -318,6 +320,11 @@ public final class RatisHelper {
         !key.startsWith(GrpcConfigKeys.Admin.PREFIX) &&
         !key.startsWith(GrpcConfigKeys.Server.PREFIX);
   }
+
+  private static boolean isNettyStreamConfig(String key) {
+    return key.startsWith(NettyConfigKeys.DataStream.PREFIX);
+  }
+
   /**
    * Set all server properties matching with prefix
    * {@link RatisHelper#HDDS_DATANODE_RATIS_PREFIX_KEY} in


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[ozone] 34/36: HDDS-6500. [Ozone-Streaming] Buffer the PutBlockRequest at the end of the stream. (#3229)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit f5175dbd2d03b42605813334ae83ae12239cb8cd
Author: Tsz-Wo Nicholas Sze <sz...@apache.org>
AuthorDate: Mon Mar 28 20:43:38 2022 +0800

    HDDS-6500. [Ozone-Streaming] Buffer the PutBlockRequest at the end of the stream. (#3229)
---
 .../hdds/scm/storage/BlockDataStreamOutput.java    |  48 +++-
 .../org/apache/hadoop/hdds/ratis/RatisHelper.java  |  26 ++
 .../hdds/scm/storage/ContainerProtocolCalls.java   |  14 +-
 .../server/ratis/ContainerStateMachine.java        |  27 +-
 .../keyvalue/impl/KeyValueStreamDataChannel.java   | 235 ++++++++++++++++
 .../keyvalue/impl/StreamDataChannelBase.java       |   3 +-
 .../impl/TestKeyValueStreamDataChannel.java        | 313 +++++++++++++++++++++
 .../client/rpc/TestBlockDataStreamOutput.java      |  16 +-
 8 files changed, 657 insertions(+), 25 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index d5b9dd9d81..d19f2aea13 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -25,6 +25,7 @@ import org.apache.hadoop.hdds.protocol.DatanodeDetails;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.BlockData;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ChunkInfo;
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ContainerCommandRequestProto;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ContainerCommandResponseProto;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.KeyValue;
 import org.apache.hadoop.hdds.ratis.ContainerCommandRequestMessage;
@@ -83,6 +84,9 @@ import static org.apache.hadoop.hdds.scm.storage.ContainerProtocolCalls.putBlock
 public class BlockDataStreamOutput implements ByteBufferStreamOutput {
   public static final Logger LOG =
       LoggerFactory.getLogger(BlockDataStreamOutput.class);
+
+  public static final int PUT_BLOCK_REQUEST_LENGTH_MAX = 1 << 20;  // 1MB
+
   public static final String EXCEPTION_MSG =
       "Unexpected Storage Container Exception: ";
   private static final CompletableFuture[] EMPTY_FUTURE_ARRAY = {};
@@ -406,12 +410,26 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
       byteBufferList = null;
     }
     waitFuturesComplete();
+    final BlockData blockData = containerBlockData.build();
     if (close) {
-      dataStreamCloseReply = out.closeAsync();
+      final ContainerCommandRequestProto putBlockRequest
+          = ContainerProtocolCalls.getPutBlockRequest(
+              xceiverClient.getPipeline(), blockData, true, token);
+      dataStreamCloseReply = executePutBlockClose(putBlockRequest,
+          PUT_BLOCK_REQUEST_LENGTH_MAX, out);
+      dataStreamCloseReply.whenComplete((reply, e) -> {
+        if (e != null || reply == null || !reply.isSuccess()) {
+          LOG.warn("Failed executePutBlockClose, reply=" + reply, e);
+          try {
+            executePutBlock(true, false);
+          } catch (IOException ex) {
+            throw new CompletionException(ex);
+          }
+        }
+      });
     }
 
     try {
-      BlockData blockData = containerBlockData.build();
       XceiverClientReply asyncReply =
           putBlockAsync(xceiverClient, blockData, close, token);
       final CompletableFuture<ContainerCommandResponseProto> flushFuture
@@ -459,6 +477,30 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     }
   }
 
+  public static CompletableFuture<DataStreamReply> executePutBlockClose(
+      ContainerCommandRequestProto putBlockRequest, int max,
+      DataStreamOutput out) {
+    final ByteBuffer putBlock = ContainerCommandRequestMessage.toMessage(
+        putBlockRequest, null).getContent().asReadOnlyByteBuffer();
+    final ByteBuffer protoLength = getProtoLength(putBlock, max);
+    RatisHelper.debug(putBlock, "putBlock", LOG);
+    out.writeAsync(putBlock);
+    RatisHelper.debug(protoLength, "protoLength", LOG);
+    return out.writeAsync(protoLength, StandardWriteOption.CLOSE);
+  }
+
+  public static ByteBuffer getProtoLength(ByteBuffer putBlock, int max) {
+    final int protoLength = putBlock.remaining();
+    Preconditions.checkState(protoLength <= max,
+        "protoLength== %s > max = %s", protoLength, max);
+    final ByteBuffer buffer = ByteBuffer.allocate(4);
+    buffer.putInt(protoLength);
+    buffer.flip();
+    LOG.debug("protoLength = {}", protoLength);
+    Preconditions.checkState(buffer.remaining() == 4);
+    return buffer.asReadOnlyBuffer();
+  }
+
   @Override
   public void flush() throws IOException {
     if (xceiverClientFactory != null && xceiverClient != null
@@ -547,7 +589,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
   }
 
 
-  private void setIoException(Exception e) {
+  private void setIoException(Throwable e) {
     IOException ioe = getIoException();
     if (ioe == null) {
       IOException exception =  new IOException(EXCEPTION_MSG + e.toString(), e);
diff --git a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
index b381d7a3a1..902b8e2c0f 100644
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
@@ -19,6 +19,7 @@
 package org.apache.hadoop.hdds.ratis;
 
 import java.io.IOException;
+import java.nio.ByteBuffer;
 import java.security.cert.X509Certificate;
 import java.util.ArrayList;
 import java.util.Collection;
@@ -58,6 +59,7 @@ import org.apache.ratis.retry.RetryPolicy;
 import org.apache.ratis.rpc.RpcType;
 import org.apache.ratis.rpc.SupportedRpcType;
 import org.apache.ratis.thirdparty.com.google.protobuf.ByteString;
+import org.apache.ratis.thirdparty.io.netty.buffer.ByteBuf;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 
@@ -436,4 +438,28 @@ public final class RatisHelper {
       throw new RuntimeException(e);
     }
   }
+
+  public static void debug(ByteBuffer buffer, String name, Logger log) {
+    if (!log.isDebugEnabled()) {
+      return;
+    }
+    buffer = buffer.duplicate();
+    final StringBuilder builder = new StringBuilder();
+    for (int i = 1; buffer.remaining() > 0; i++) {
+      builder.append(buffer.get()).append(i % 20 == 0 ? "\n  " : ", ");
+    }
+    log.debug("{}: {}\n  {}", name, buffer, builder);
+  }
+
+  public static void debug(ByteBuf buf, String name, Logger log) {
+    if (!log.isDebugEnabled()) {
+      return;
+    }
+    buf = buf.duplicate();
+    final StringBuilder builder = new StringBuilder();
+    for (int i = 1; buf.readableBytes() > 0; i++) {
+      builder.append(buf.readByte()).append(i % 20 == 0 ? "\n  " : ", ");
+    }
+    log.debug("{}: {}\n  {}", name, buf, builder);
+  }
 }
diff --git a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/scm/storage/ContainerProtocolCalls.java b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/scm/storage/ContainerProtocolCalls.java
index a10e1cccb1..6215468892 100644
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/scm/storage/ContainerProtocolCalls.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/scm/storage/ContainerProtocolCalls.java
@@ -55,6 +55,7 @@ import org.apache.hadoop.hdds.scm.XceiverClientSpi;
 import org.apache.hadoop.hdds.scm.container.common.helpers.BlockNotCommittedException;
 import org.apache.hadoop.hdds.scm.container.common.helpers.ContainerNotOpenException;
 import org.apache.hadoop.hdds.scm.container.common.helpers.StorageContainerException;
+import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
 import org.apache.hadoop.hdds.security.token.OzoneBlockTokenIdentifier;
 import org.apache.hadoop.ozone.common.Checksum;
 import org.apache.hadoop.ozone.common.ChecksumData;
@@ -232,11 +233,19 @@ public final class ContainerProtocolCalls  {
       XceiverClientSpi xceiverClient, BlockData containerBlockData, boolean eof,
       Token<? extends TokenIdentifier> token)
       throws IOException, InterruptedException, ExecutionException {
+    final ContainerCommandRequestProto request = getPutBlockRequest(
+        xceiverClient.getPipeline(), containerBlockData, eof, token);
+    return xceiverClient.sendCommandAsync(request);
+  }
+
+  public static ContainerCommandRequestProto getPutBlockRequest(
+      Pipeline pipeline, BlockData containerBlockData, boolean eof,
+      Token<? extends TokenIdentifier> token) throws IOException {
     PutBlockRequestProto.Builder createBlockRequest =
         PutBlockRequestProto.newBuilder()
             .setBlockData(containerBlockData)
             .setEof(eof);
-    String id = xceiverClient.getPipeline().getFirstNode().getUuidString();
+    final String id = pipeline.getFirstNode().getUuidString();
     ContainerCommandRequestProto.Builder builder =
         ContainerCommandRequestProto.newBuilder().setCmdType(Type.PutBlock)
             .setContainerID(containerBlockData.getBlockID().getContainerID())
@@ -245,8 +254,7 @@ public final class ContainerProtocolCalls  {
     if (token != null) {
       builder.setEncodedToken(token.encodeToUrlString());
     }
-    ContainerCommandRequestProto request = builder.build();
-    return xceiverClient.sendCommandAsync(request);
+    return builder.build();
   }
 
   /**
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
index 916d3e7f5b..b9707e5af2 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/ContainerStateMachine.java
@@ -427,6 +427,20 @@ public class ContainerStateMachine extends BaseStateMachine {
     return dispatchCommand(requestProto, context);
   }
 
+  private CompletableFuture<ContainerCommandResponseProto> runCommandAsync(
+      ContainerCommandRequestProto requestProto, LogEntryProto entry) {
+    return CompletableFuture.supplyAsync(() -> {
+      final DispatcherContext context = new DispatcherContext.Builder()
+          .setTerm(entry.getTerm())
+          .setLogIndex(entry.getIndex())
+          .setStage(DispatcherContext.WriteChunkStage.COMMIT_DATA)
+          .setContainer2BCSIDMap(container2BCSIDMap)
+          .build();
+
+      return runCommand(requestProto, context);
+    }, executor);
+  }
+
   private CompletableFuture<Message> handleWriteChunk(
       ContainerCommandRequestProto requestProto, long entryIndex, long term,
       long startTime) {
@@ -560,19 +574,16 @@ public class ContainerStateMachine extends BaseStateMachine {
           "DataStream: " + stream + " is not closed properly"));
     }
 
-    final CompletableFuture<ContainerCommandResponseProto> f;
+    final ContainerCommandRequestProto request;
     if (dataChannel instanceof KeyValueStreamDataChannel) {
-      f = CompletableFuture.completedFuture(null);
+      request = ((KeyValueStreamDataChannel) dataChannel).getPutBlockRequest();
     } else {
       return JavaUtils.completeExceptionally(new IllegalStateException(
           "Unexpected DataChannel " + dataChannel.getClass()));
     }
-    return f.whenComplete((res, e) -> {
-      if (LOG.isDebugEnabled()) {
-        LOG.debug("PutBlock {} Term: {} Index: {}",
-            res.getResult(), entry.getTerm(), entry.getIndex());
-      }
-    });
+    return runCommandAsync(request, entry).whenComplete(
+        (res, e) -> LOG.debug("link {}, entry: {}, request: {}",
+            res.getResult(), entry, request));
   }
 
   private ExecutorService getChunkExecutor(WriteChunkRequestProto req) {
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java
index 66723031f0..99dc40f5d0 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/KeyValueStreamDataChannel.java
@@ -18,17 +18,131 @@
 
 package org.apache.hadoop.ozone.container.keyvalue.impl;
 
+import com.google.common.base.Preconditions;
 import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos;
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ContainerCommandRequestProto;
+import org.apache.hadoop.hdds.ratis.ContainerCommandRequestMessage;
+import org.apache.hadoop.hdds.ratis.RatisHelper;
 import org.apache.hadoop.hdds.scm.container.common.helpers.StorageContainerException;
+import org.apache.hadoop.hdds.scm.storage.BlockDataStreamOutput;
 import org.apache.hadoop.ozone.container.common.helpers.ContainerMetrics;
 import org.apache.hadoop.ozone.container.common.impl.ContainerData;
+import org.apache.ratis.thirdparty.com.google.protobuf.ByteString;
+import org.apache.ratis.thirdparty.io.netty.buffer.ByteBuf;
+import org.apache.ratis.thirdparty.io.netty.buffer.Unpooled;
+import org.apache.ratis.util.ReferenceCountedObject;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 import java.io.File;
+import java.io.IOException;
+import java.nio.ByteBuffer;
+import java.util.ArrayList;
+import java.util.Deque;
+import java.util.Iterator;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Objects;
+import java.util.Optional;
+import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.concurrent.atomic.AtomicReference;
 
 /**
  * This class is used to get the DataChannel for streaming.
  */
 public class KeyValueStreamDataChannel extends StreamDataChannelBase {
+  public static final Logger LOG =
+      LoggerFactory.getLogger(KeyValueStreamDataChannel.class);
+
+  /**
+   * Keep the last {@link Buffers#max} bytes in the buffer
+   * in order to create putBlockRequest
+   * at {@link #closeBuffers(Buffers, WriteMethod)}}.
+   */
+  static class Buffers {
+    private final Deque<ReferenceCountedObject<ByteBuffer>> deque
+        = new LinkedList<>();
+    private final int max;
+    private int length;
+
+    Buffers(int max) {
+      this.max = max;
+    }
+
+    private boolean isExtra(int n) {
+      return length - n >= max;
+    }
+
+    private boolean hasExtraBuffer() {
+      return Optional.ofNullable(deque.peek())
+          .map(ReferenceCountedObject::get)
+          .filter(b -> isExtra(b.remaining()))
+          .isPresent();
+    }
+
+    /**
+     * @return extra buffers which are safe to be written.
+     */
+    Iterable<ReferenceCountedObject<ByteBuffer>> offer(
+        ReferenceCountedObject<ByteBuffer> ref) {
+      final ByteBuffer buffer = ref.retain();
+      LOG.debug("offer {}", buffer);
+      final boolean offered = deque.offer(ref);
+      Preconditions.checkState(offered, "Failed to offer");
+      length += buffer.remaining();
+
+      return () -> new Iterator<ReferenceCountedObject<ByteBuffer>>() {
+        @Override
+        public boolean hasNext() {
+          return hasExtraBuffer();
+        }
+
+        @Override
+        public ReferenceCountedObject<ByteBuffer> next() {
+          final ReferenceCountedObject<ByteBuffer> polled = poll();
+          length -= polled.get().remaining();
+          Preconditions.checkState(length >= max);
+          return polled;
+        }
+      };
+    }
+
+    ReferenceCountedObject<ByteBuffer> poll() {
+      final ReferenceCountedObject<ByteBuffer> polled
+          = Objects.requireNonNull(deque.poll());
+      RatisHelper.debug(polled.get(), "polled", LOG);
+      return polled;
+    }
+
+    ReferenceCountedObject<ByteBuf> pollAll() {
+      Preconditions.checkState(!deque.isEmpty(), "The deque is empty");
+      final ByteBuffer[] array = new ByteBuffer[deque.size()];
+      final List<ReferenceCountedObject<ByteBuffer>> refs
+          = new ArrayList<>(deque.size());
+      for (int i = 0; i < array.length; i++) {
+        final ReferenceCountedObject<ByteBuffer> ref = poll();
+        refs.add(ref);
+        array[i] = ref.get();
+      }
+      final ByteBuf buf = Unpooled.wrappedBuffer(array).asReadOnly();
+      return ReferenceCountedObject.wrap(buf, () -> {
+      }, () -> {
+        buf.release();
+        refs.forEach(ReferenceCountedObject::release);
+      });
+    }
+  }
+
+  interface WriteMethod {
+    int applyAsInt(ByteBuffer src) throws IOException;
+  }
+
+  private final Buffers buffers = new Buffers(
+      BlockDataStreamOutput.PUT_BLOCK_REQUEST_LENGTH_MAX);
+  private final AtomicReference<ContainerCommandRequestProto> putBlockRequest
+      = new AtomicReference<>();
+  private final AtomicBoolean closed = new AtomicBoolean();
+
   KeyValueStreamDataChannel(File file, ContainerData containerData,
                             ContainerMetrics metrics)
       throws StorageContainerException {
@@ -39,4 +153,125 @@ public class KeyValueStreamDataChannel extends StreamDataChannelBase {
   ContainerProtos.Type getType() {
     return ContainerProtos.Type.StreamWrite;
   }
+
+  @Override
+  public int write(ReferenceCountedObject<ByteBuffer> referenceCounted)
+      throws IOException {
+    assertOpen();
+    return writeBuffers(referenceCounted, buffers, super::writeFileChannel);
+  }
+
+  static int writeBuffers(ReferenceCountedObject<ByteBuffer> src,
+      Buffers buffers, WriteMethod writeMethod)
+      throws IOException {
+    for (ReferenceCountedObject<ByteBuffer> b : buffers.offer(src)) {
+      try {
+        writeFully(b.get(), writeMethod);
+      } finally {
+        b.release();
+      }
+    }
+    return src.get().remaining();
+  }
+
+  private static void writeFully(ByteBuffer b, WriteMethod writeMethod)
+      throws IOException {
+    for (; b.remaining() > 0;) {
+      final int written = writeMethod.applyAsInt(b);
+      if (written <= 0) {
+        throw new IOException("Unable to write");
+      }
+    }
+  }
+
+  public ContainerCommandRequestProto getPutBlockRequest() {
+    return Objects.requireNonNull(putBlockRequest.get(),
+        () -> "putBlockRequest == null, " + this);
+  }
+
+  void assertOpen() throws IOException {
+    if (closed.get()) {
+      throw new IOException("Already closed: " + this);
+    }
+  }
+
+  @Override
+  public void close() throws IOException {
+    if (closed.compareAndSet(false, true)) {
+      putBlockRequest.set(closeBuffers(buffers, super::writeFileChannel));
+      super.close();
+    }
+  }
+
+  static ContainerCommandRequestProto closeBuffers(
+      Buffers buffers, WriteMethod writeMethod) throws IOException {
+    final ReferenceCountedObject<ByteBuf> ref = buffers.pollAll();
+    final ByteBuf buf = ref.retain();
+    final ContainerCommandRequestProto putBlockRequest;
+    try {
+      putBlockRequest = readPutBlockRequest(buf);
+      // write the remaining data
+      writeFully(buf.nioBuffer(), writeMethod);
+    } finally {
+      ref.release();
+    }
+    return putBlockRequest;
+  }
+
+  private static int readProtoLength(ByteBuf b, int lengthIndex) {
+    final int readerIndex = b.readerIndex();
+    LOG.debug("{}, lengthIndex = {}, readerIndex = {}",
+        b, lengthIndex, readerIndex);
+    if (lengthIndex > readerIndex) {
+      b.readerIndex(lengthIndex);
+    } else {
+      Preconditions.checkState(lengthIndex == readerIndex);
+    }
+    RatisHelper.debug(b, "readProtoLength", LOG);
+    return b.nioBuffer().getInt();
+  }
+
+  static ContainerCommandRequestProto readPutBlockRequest(ByteBuf b)
+      throws IOException {
+    //   readerIndex   protoIndex   lengthIndex    readerIndex+readableBytes
+    //         V            V             V                              V
+    // format: |--- data ---|--- proto ---|--- proto length (4 bytes) ---|
+    final int readerIndex = b.readerIndex();
+    final int lengthIndex = readerIndex + b.readableBytes() - 4;
+    final int protoLength = readProtoLength(b.duplicate(), lengthIndex);
+    final int protoIndex = lengthIndex - protoLength;
+
+    final ContainerCommandRequestProto proto;
+    try {
+      proto = readPutBlockRequest(b.slice(protoIndex, protoLength).nioBuffer());
+    } catch (Throwable t) {
+      RatisHelper.debug(b, "catch", LOG);
+      throw new IOException("Failed to readPutBlockRequest from " + b
+          + ": readerIndex=" + readerIndex
+          + ", protoIndex=" + protoIndex
+          + ", protoLength=" + protoLength
+          + ", lengthIndex=" + lengthIndex, t);
+    }
+
+    // set index for reading data
+    b.writerIndex(protoIndex);
+
+    return proto;
+  }
+
+  private static ContainerCommandRequestProto readPutBlockRequest(ByteBuffer b)
+      throws IOException {
+    RatisHelper.debug(b, "readPutBlockRequest", LOG);
+    final ByteString byteString = ByteString.copyFrom(b);
+
+    final ContainerCommandRequestProto request =
+        ContainerCommandRequestMessage.toProto(byteString, null);
+
+    if (!request.hasPutBlock()) {
+      throw new StorageContainerException(
+          "Malformed PutBlock request. trace ID: " + request.getTraceID(),
+          ContainerProtos.Result.MALFORMED_REQUEST);
+    }
+    return request;
+  }
 }
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/StreamDataChannelBase.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/StreamDataChannelBase.java
index b31e2ccbf4..9829033248 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/StreamDataChannelBase.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/StreamDataChannelBase.java
@@ -79,8 +79,7 @@ abstract class StreamDataChannelBase implements StateMachine.DataChannel {
     randomAccessFile.close();
   }
 
-  @Override
-  public int write(ByteBuffer src) throws IOException {
+  final int writeFileChannel(ByteBuffer src) throws IOException {
     final int writeBytes = getChannel().write(src);
     metrics.incContainerBytesStats(getType(), writeBytes);
     containerData.updateWriteStats(writeBytes, false);
diff --git a/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/keyvalue/impl/TestKeyValueStreamDataChannel.java b/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/keyvalue/impl/TestKeyValueStreamDataChannel.java
new file mode 100644
index 0000000000..d252b1cb1b
--- /dev/null
+++ b/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/keyvalue/impl/TestKeyValueStreamDataChannel.java
@@ -0,0 +1,313 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you 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.
+ */
+
+package org.apache.hadoop.ozone.container.keyvalue.impl;
+
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.BlockData;
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ContainerCommandRequestProto;
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.DatanodeBlockID;
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.PutBlockRequestProto;
+import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.Type;
+import org.apache.hadoop.hdds.ratis.ContainerCommandRequestMessage;
+import org.apache.hadoop.ozone.container.keyvalue.impl.KeyValueStreamDataChannel.Buffers;
+import org.apache.hadoop.ozone.container.keyvalue.impl.KeyValueStreamDataChannel.WriteMethod;
+import org.apache.ratis.client.api.DataStreamOutput;
+import org.apache.ratis.io.FilePositionCount;
+import org.apache.ratis.io.StandardWriteOption;
+import org.apache.ratis.io.WriteOption;
+import org.apache.ratis.proto.RaftProtos.CommitInfoProto;
+import org.apache.ratis.proto.RaftProtos.DataStreamPacketHeaderProto;
+import org.apache.ratis.protocol.ClientId;
+import org.apache.ratis.protocol.DataStreamReply;
+import org.apache.ratis.protocol.RaftClientReply;
+import org.apache.ratis.thirdparty.io.netty.buffer.ByteBuf;
+import org.apache.ratis.thirdparty.io.netty.buffer.Unpooled;
+import org.apache.ratis.util.ReferenceCountedObject;
+import org.junit.Assert;
+import org.junit.Test;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+import java.io.IOException;
+import java.nio.ByteBuffer;
+import java.nio.channels.WritableByteChannel;
+import java.util.ArrayList;
+import java.util.Collection;
+import java.util.List;
+import java.util.Random;
+import java.util.concurrent.CompletableFuture;
+import java.util.concurrent.CompletionException;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import java.util.concurrent.ThreadLocalRandom;
+
+import static org.apache.hadoop.hdds.scm.storage.BlockDataStreamOutput.PUT_BLOCK_REQUEST_LENGTH_MAX;
+import static org.apache.hadoop.hdds.scm.storage.BlockDataStreamOutput.executePutBlockClose;
+import static org.apache.hadoop.hdds.scm.storage.BlockDataStreamOutput.getProtoLength;
+import static org.apache.hadoop.ozone.container.keyvalue.impl.KeyValueStreamDataChannel.closeBuffers;
+import static org.apache.hadoop.ozone.container.keyvalue.impl.KeyValueStreamDataChannel.readPutBlockRequest;
+import static org.apache.hadoop.ozone.container.keyvalue.impl.KeyValueStreamDataChannel.writeBuffers;
+
+/** For testing {@link KeyValueStreamDataChannel}. */
+public class TestKeyValueStreamDataChannel {
+  public static final Logger LOG =
+      LoggerFactory.getLogger(TestKeyValueStreamDataChannel.class);
+
+  static final ContainerCommandRequestProto PUT_BLOCK_PROTO
+      = ContainerCommandRequestProto.newBuilder()
+      .setCmdType(Type.PutBlock)
+      .setPutBlock(PutBlockRequestProto.newBuilder().setBlockData(
+          BlockData.newBuilder().setBlockID(DatanodeBlockID.newBuilder()
+              .setContainerID(222).setLocalID(333).build()).build()))
+      .setDatanodeUuid("datanodeId")
+      .setContainerID(111L)
+      .build();
+  static final int PUT_BLOCK_PROTO_SIZE = PUT_BLOCK_PROTO.toByteString().size();
+  static {
+    LOG.info("PUT_BLOCK_PROTO_SIZE = {}", PUT_BLOCK_PROTO_SIZE);
+  }
+
+  @Test
+  public void testSerialization() throws Exception {
+    final int max = PUT_BLOCK_REQUEST_LENGTH_MAX;
+    final ByteBuffer putBlockBuf = ContainerCommandRequestMessage.toMessage(
+        PUT_BLOCK_PROTO, null).getContent().asReadOnlyByteBuffer();
+    final ByteBuffer protoLengthBuf = getProtoLength(putBlockBuf, max);
+
+    // random data size
+    final int dataSize = ThreadLocalRandom.current().nextInt(1000) + 100;
+    final byte[] data = new byte[dataSize];
+
+    //serialize
+    final ByteBuf buf = Unpooled.buffer(max);
+    buf.writeBytes(data);
+    buf.writeBytes(putBlockBuf);
+    buf.writeBytes(protoLengthBuf);
+
+    final ContainerCommandRequestProto proto = readPutBlockRequest(buf);
+    Assert.assertEquals(PUT_BLOCK_PROTO, proto);
+  }
+
+  @Test
+  public void testBuffers() throws Exception {
+    final ExecutorService executor = Executors.newFixedThreadPool(32);
+    final List<CompletableFuture<String>> futures = new ArrayList<>();
+
+    final int min = PUT_BLOCK_PROTO_SIZE + 4;
+    final int[] maxValues = {min, 2 * min, 10 * min};
+    final int[] dataSizes = {0, 10, 100, 10_000};
+    for (int max : maxValues) {
+      for (int dataSize : dataSizes) {
+        futures.add(CompletableFuture.supplyAsync(
+            () -> runTestBuffers(dataSize, max), executor));
+      }
+    }
+
+    for (CompletableFuture<String> f : futures) {
+      f.get();
+    }
+  }
+
+  static String runTestBuffers(int dataSize, int max) {
+    final int seed = ThreadLocalRandom.current().nextInt();
+    final String name = String.format("[dataSize=%d,max=%d,seed=%H]",
+        dataSize, max, seed);
+    LOG.info(name);
+    try {
+      runTestBuffers(dataSize, max, seed, name);
+    } catch (Throwable t) {
+      throw new CompletionException("Failed " + name, t);
+    }
+    return name;
+  }
+
+  static void runTestBuffers(int dataSize, int max, int seed, String name)
+      throws Exception {
+    Assert.assertTrue(max >= PUT_BLOCK_PROTO_SIZE);
+
+    // random data
+    final byte[] data = new byte[dataSize];
+    final Random random = new Random(seed);
+    random.nextBytes(data);
+
+    // write output
+    final Buffers buffers = new Buffers(max);
+    final Output out = new Output(buffers);
+    for (int offset = 0; offset < dataSize;) {
+      final int randomLength = random.nextInt(4 * max);
+      final int length = Math.min(randomLength, dataSize - offset);
+      LOG.info("{}: offset = {}, length = {}", name, offset, length);
+      final ByteBuffer b = ByteBuffer.wrap(data, offset, length);
+      final DataStreamReply writeReply = out.writeAsync(b).get();
+      assertReply(writeReply, length, null);
+      offset += length;
+    }
+
+    // close
+    final DataStreamReply closeReply = executePutBlockClose(
+        PUT_BLOCK_PROTO, max, out).get();
+    assertReply(closeReply, 0, PUT_BLOCK_PROTO);
+
+    // check output
+    final ByteBuf outBuf = out.getOutBuf();
+    LOG.info("outBuf = {}", outBuf);
+    Assert.assertEquals(dataSize, outBuf.readableBytes());
+    for (int i = 0; i < dataSize; i++) {
+      Assert.assertEquals(data[i], outBuf.readByte());
+    }
+    outBuf.release();
+  }
+
+  static void assertReply(DataStreamReply reply, int byteWritten,
+      ContainerCommandRequestProto proto) {
+    Assert.assertTrue(reply.isSuccess());
+    Assert.assertEquals(byteWritten, reply.getBytesWritten());
+    Assert.assertEquals(proto, ((Reply)reply).getPutBlockRequest());
+  }
+
+  static class Output implements DataStreamOutput {
+    private final Buffers buffers;
+    private final ByteBuf outBuf = Unpooled.buffer();
+    private final WriteMethod writeMethod = src -> {
+      final int remaining = src.remaining();
+      outBuf.writeBytes(src);
+      return remaining;
+    };
+
+    Output(Buffers buffers) {
+      this.buffers = buffers;
+    }
+
+    ByteBuf getOutBuf() {
+      return outBuf;
+    }
+
+    @Override
+    public CompletableFuture<DataStreamReply> writeAsync(
+        ByteBuffer src, WriteOption... writeOptions) {
+      final int written;
+      try {
+        written = writeBuffers(
+            ReferenceCountedObject.wrap(src, () -> { }, () -> { }),
+            buffers, writeMethod);
+      } catch (IOException e) {
+        return completeExceptionally(e);
+      }
+      if (WriteOption.containsOption(writeOptions, StandardWriteOption.CLOSE)) {
+        return closeAsync();
+      }
+      return CompletableFuture.completedFuture(
+          new Reply(true, written));
+    }
+
+    @Override
+    public CompletableFuture<DataStreamReply> closeAsync() {
+      final ContainerCommandRequestProto putBlockRequest;
+      try {
+        putBlockRequest = closeBuffers(buffers, writeMethod);
+      } catch (IOException e) {
+        return completeExceptionally(e);
+      }
+      return CompletableFuture.completedFuture(
+          new Reply(true, 0, putBlockRequest));
+    }
+
+    @Override
+    public CompletableFuture<DataStreamReply> writeAsync(
+        FilePositionCount filePositionCount, WriteOption... writeOptions) {
+      throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public CompletableFuture<RaftClientReply> getRaftClientReplyFuture() {
+      throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public WritableByteChannel getWritableByteChannel() {
+      throw new UnsupportedOperationException();
+    }
+  }
+
+  static class Reply implements DataStreamReply {
+    private final boolean success;
+    private final long bytesWritten;
+    private final ContainerCommandRequestProto putBlockRequest;
+
+    Reply(boolean success, long bytesWritten) {
+      this(success, bytesWritten, null);
+    }
+
+    Reply(boolean success, long bytesWritten,
+        ContainerCommandRequestProto putBlockRequest) {
+      this.success = success;
+      this.bytesWritten = bytesWritten;
+      this.putBlockRequest = putBlockRequest;
+    }
+
+    ContainerCommandRequestProto getPutBlockRequest() {
+      return putBlockRequest;
+    }
+
+    @Override
+    public boolean isSuccess() {
+      return success;
+    }
+
+    @Override
+    public long getBytesWritten() {
+      return bytesWritten;
+    }
+
+    @Override
+    public Collection<CommitInfoProto> getCommitInfos() {
+      throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public ClientId getClientId() {
+      throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public DataStreamPacketHeaderProto.Type getType() {
+      throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public long getStreamId() {
+      throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public long getStreamOffset() {
+      throw new UnsupportedOperationException();
+    }
+
+    @Override
+    public long getDataLength() {
+      throw new UnsupportedOperationException();
+    }
+  }
+
+  static CompletableFuture<DataStreamReply> completeExceptionally(Throwable t) {
+    final CompletableFuture<DataStreamReply> f = new CompletableFuture<>();
+    f.completeExceptionally(t);
+    return f;
+  }
+}
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
index 65f7348740..c8a0115a80 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
@@ -120,7 +120,7 @@ public class TestBlockDataStreamOutput {
     objectStore.getVolume(volumeName).createBucket(bucketName);
   }
 
-  private String getKeyName() {
+  static String getKeyName() {
     return UUID.randomUUID().toString();
   }
 
@@ -158,13 +158,11 @@ public class TestBlockDataStreamOutput {
     testWriteWithFailure(blockSize + 50);
   }
 
-  private void testWrite(int dataLength) throws Exception {
+  static void testWrite(int dataLength) throws Exception {
     String keyName = getKeyName();
     OzoneDataStreamOutput key = createKey(
         keyName, ReplicationType.RATIS, dataLength);
-    byte[] data =
-        ContainerTestHelper.getFixedLengthString(keyString, dataLength)
-            .getBytes(UTF_8);
+    final byte[] data = ContainerTestHelper.generateData(dataLength, false);
     key.write(ByteBuffer.wrap(data));
     // now close the stream, It will update the key length.
     key.close();
@@ -221,14 +219,14 @@ public class TestBlockDataStreamOutput {
   }
 
 
-  private OzoneDataStreamOutput createKey(String keyName, ReplicationType type,
+  static OzoneDataStreamOutput createKey(String keyName, ReplicationType type,
       long size) throws Exception {
     return TestHelper.createStreamKey(
         keyName, type, size, objectStore, volumeName, bucketName);
   }
-  private void validateData(String keyName, byte[] data) throws Exception {
-    TestHelper
-        .validateData(keyName, data, objectStore, volumeName, bucketName);
+  static void validateData(String keyName, byte[] data) throws Exception {
+    TestHelper.validateData(
+        keyName, data, objectStore, volumeName, bucketName);
   }
 
 


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[ozone] 21/36: HDDS-6139. [Ozone-Streaming] Fix incorrect computation of totalAckDataLength. (#2978)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit b36004cca748d8cf257c567d27ac4a73faee5ab8
Author: Sadanand Shenoy <sa...@gmail.com>
AuthorDate: Thu Jan 13 11:24:12 2022 +0530

    HDDS-6139. [Ozone-Streaming] Fix incorrect computation of totalAckDataLength. (#2978)
---
 .../hdds/scm/storage/BlockDataStreamOutput.java       |  9 ++++++++-
 .../ozone/client/io/BlockDataStreamOutputEntry.java   |  2 +-
 .../ozone/client/rpc/TestBlockDataStreamOutput.java   | 19 +++++++++++++++++++
 3 files changed, 28 insertions(+), 2 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index 84968b68d5..6ef59dd6d8 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -133,6 +133,8 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
   private long syncPosition = 0;
   private StreamBuffer currentBuffer;
   private XceiverClientMetrics metrics;
+  // buffers for which putBlock is yet to be executed
+  private List<StreamBuffer> buffersForPutBlock;
   /**
    * Creates a new BlockDataStreamOutput.
    *
@@ -287,6 +289,10 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
 
   private void writeChunk(StreamBuffer sb) throws IOException {
     bufferList.add(sb);
+    if (buffersForPutBlock == null) {
+      buffersForPutBlock = new ArrayList<>();
+    }
+    buffersForPutBlock.add(sb);
     ByteBuffer dup = sb.duplicate();
     dup.position(0);
     dup.limit(sb.position());
@@ -392,7 +398,8 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
     final List<StreamBuffer> byteBufferList;
     if (!force) {
       Preconditions.checkNotNull(bufferList);
-      byteBufferList = bufferList;
+      byteBufferList = buffersForPutBlock;
+      buffersForPutBlock = null;
       Preconditions.checkNotNull(byteBufferList);
     } else {
       byteBufferList = null;
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java
index 2cd5630549..4e5a35a539 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntry.java
@@ -156,7 +156,7 @@ public final class BlockDataStreamOutputEntry
     }
   }
 
-  long getTotalAckDataLength() {
+  public long getTotalAckDataLength() {
     if (byteBufferStreamOutput != null) {
       BlockDataStreamOutput out =
           (BlockDataStreamOutput) this.byteBufferStreamOutput;
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
index c9242df8b1..c6a3c32d2b 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
@@ -31,6 +31,7 @@ import org.apache.hadoop.ozone.OzoneConfigKeys;
 import org.apache.hadoop.ozone.client.ObjectStore;
 import org.apache.hadoop.ozone.client.OzoneClient;
 import org.apache.hadoop.ozone.client.OzoneClientFactory;
+import org.apache.hadoop.ozone.client.io.BlockDataStreamOutputEntry;
 import org.apache.hadoop.ozone.client.io.KeyDataStreamOutput;
 import org.apache.hadoop.ozone.client.io.OzoneDataStreamOutput;
 import org.apache.hadoop.ozone.container.ContainerTestHelper;
@@ -256,4 +257,22 @@ public class TestBlockDataStreamOutput {
     validateData(keyName, dataString.concat(dataString).getBytes(UTF_8));
   }
 
+  @Test
+  public void testTotalAckDataLength() throws Exception {
+    int dataLength = 400;
+    String keyName = getKeyName();
+    OzoneDataStreamOutput key = createKey(
+        keyName, ReplicationType.RATIS, 0);
+    byte[] data =
+        ContainerTestHelper.getFixedLengthString(keyString, dataLength)
+            .getBytes(UTF_8);
+    KeyDataStreamOutput keyDataStreamOutput =
+        (KeyDataStreamOutput) key.getByteBufStreamOutput();
+    BlockDataStreamOutputEntry stream =
+        keyDataStreamOutput.getStreamEntries().get(0);
+    key.write(ByteBuffer.wrap(data));
+    key.close();
+    Assert.assertEquals(dataLength, stream.getTotalAckDataLength());
+  }
+
 }


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[ozone] 04/36: HDDS-5480. [Ozone-Streaming] Client and server should support stream setup. (#2452)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 968d1f1ac801408fe6428814527fc672386c98cb
Author: micah zhao <mi...@tencent.com>
AuthorDate: Wed Jul 28 20:22:53 2021 +0800

    HDDS-5480. [Ozone-Streaming] Client and server should support stream setup. (#2452)
---
 .../hadoop/hdds/protocol/DatanodeDetails.java      |  9 +++--
 .../org/apache/hadoop/hdds/ratis/RatisHelper.java  | 15 ++++++--
 .../org/apache/hadoop/ozone/OzoneConfigKeys.java   | 18 +++++++++
 .../org/apache/hadoop/ozone/audit/DNAction.java    |  3 +-
 .../helpers/ContainerCommandRequestPBHelper.java   |  1 +
 .../common/src/main/resources/ozone-default.xml    | 20 ++++++++++
 .../org/apache/hadoop/hdds/conf/ConfigTag.java     |  3 +-
 .../container/common/impl/HddsDispatcher.java      |  3 +-
 .../transport/server/ratis/XceiverServerRatis.java | 43 +++++++++++++++++++++-
 .../ozone/container/keyvalue/KeyValueHandler.java  | 33 +++++++++++++++++
 .../keyvalue/impl/ChunkManagerDispatcher.java      |  6 +++
 .../keyvalue/impl/FilePerBlockStrategy.java        |  8 ++++
 .../keyvalue/interfaces/ChunkManager.java          |  5 +++
 .../container/common/TestDatanodeStateMachine.java |  6 ++-
 .../hdds/conf/DatanodeRatisServerConfig.java       | 35 ++++++++++++++++++
 .../src/main/proto/DatanodeClientProtocol.proto    |  4 +-
 .../ozone/container/common/TestEndPoint.java       |  4 ++
 .../intellij/runConfigurations/Datanode2.xml       |  2 +-
 .../intellij/runConfigurations/Datanode3.xml       |  2 +-
 .../org/apache/hadoop/ozone/MiniOzoneCluster.java  |  1 +
 .../apache/hadoop/ozone/MiniOzoneClusterImpl.java  |  3 ++
 .../apache/hadoop/ozone/TestMiniOzoneCluster.java  |  2 +
 .../server/TestSecureContainerServer.java          |  2 +
 23 files changed, 213 insertions(+), 15 deletions(-)

diff --git a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/protocol/DatanodeDetails.java b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/protocol/DatanodeDetails.java
index 25826f3e23..78a0eeb7c5 100644
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/protocol/DatanodeDetails.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/protocol/DatanodeDetails.java
@@ -273,8 +273,10 @@ public class DatanodeDetails extends NodeImpl implements
         return port;
       }
     }
-    // if no separate admin/server port, return single Ratis one for compat
-    if (name == Name.RATIS_ADMIN || name == Name.RATIS_SERVER) {
+    // if no separate admin/server/datastream port, return single Ratis one for
+    // compat
+    if (name == Name.RATIS_ADMIN || name == Name.RATIS_SERVER ||
+        name == Name.RATIS_DATASTREAM) {
       return getPort(Name.RATIS);
     }
     return null;
@@ -784,7 +786,8 @@ public class DatanodeDetails extends NodeImpl implements
      * Ports that are supported in DataNode.
      */
     public enum Name {
-      STANDALONE, RATIS, REST, REPLICATION, RATIS_ADMIN, RATIS_SERVER;
+      STANDALONE, RATIS, REST, REPLICATION, RATIS_ADMIN, RATIS_SERVER,
+      RATIS_DATASTREAM;
 
       public static final Set<Name> ALL_PORTS = ImmutableSet.copyOf(
           Name.values());
diff --git a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
index 8a6193d329..e93eb951ee 100644
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
@@ -44,6 +44,7 @@ import org.apache.ratis.client.RaftClient;
 import org.apache.ratis.client.RaftClientConfigKeys;
 import org.apache.ratis.conf.Parameters;
 import org.apache.ratis.conf.RaftProperties;
+import org.apache.ratis.datastream.SupportedDataStreamType;
 import org.apache.ratis.grpc.GrpcConfigKeys;
 import org.apache.ratis.grpc.GrpcTlsConfig;
 import org.apache.ratis.proto.RaftProtos;
@@ -119,7 +120,9 @@ public final class RatisHelper {
         .setId(toRaftPeerId(dn))
         .setAddress(toRaftPeerAddress(dn, Port.Name.RATIS_SERVER))
         .setAdminAddress(toRaftPeerAddress(dn, Port.Name.RATIS_ADMIN))
-        .setClientAddress(toRaftPeerAddress(dn, Port.Name.RATIS));
+        .setClientAddress(toRaftPeerAddress(dn, Port.Name.RATIS))
+        .setDataStreamAddress(
+            toRaftPeerAddress(dn, Port.Name.RATIS_DATASTREAM));
   }
 
   private static List<RaftPeer> toRaftPeers(Pipeline pipeline) {
@@ -173,6 +176,7 @@ public final class RatisHelper {
       ConfigurationSource ozoneConfiguration) throws IOException {
     return newRaftClient(rpcType,
         toRaftPeerId(pipeline.getLeaderNode()),
+        toRaftPeer(pipeline.getFirstNode()),
         newRaftGroup(RaftGroupId.valueOf(pipeline.getId().getId()),
             pipeline.getNodes()), retryPolicy, tlsConfig, ozoneConfiguration);
   }
@@ -192,7 +196,7 @@ public final class RatisHelper {
   public static RaftClient newRaftClient(RpcType rpcType, RaftPeer leader,
       RetryPolicy retryPolicy, GrpcTlsConfig tlsConfig,
       ConfigurationSource configuration) {
-    return newRaftClient(rpcType, leader.getId(),
+    return newRaftClient(rpcType, leader.getId(), leader,
         newRaftGroup(Collections.singletonList(leader)), retryPolicy,
         tlsConfig, configuration);
   }
@@ -200,14 +204,14 @@ public final class RatisHelper {
   public static RaftClient newRaftClient(RpcType rpcType, RaftPeer leader,
       RetryPolicy retryPolicy,
       ConfigurationSource ozoneConfiguration) {
-    return newRaftClient(rpcType, leader.getId(),
+    return newRaftClient(rpcType, leader.getId(), leader,
         newRaftGroup(Collections.singletonList(leader)), retryPolicy, null,
         ozoneConfiguration);
   }
 
   @SuppressWarnings("checkstyle:ParameterNumber")
   private static RaftClient newRaftClient(RpcType rpcType, RaftPeerId leader,
-      RaftGroup group, RetryPolicy retryPolicy,
+      RaftPeer primary, RaftGroup group, RetryPolicy retryPolicy,
       GrpcTlsConfig tlsConfig, ConfigurationSource ozoneConfiguration) {
     if (LOG.isTraceEnabled()) {
       LOG.trace("newRaftClient: {}, leader={}, group={}",
@@ -221,6 +225,7 @@ public final class RatisHelper {
     return RaftClient.newBuilder()
         .setRaftGroup(group)
         .setLeaderId(leader)
+        .setPrimaryDataStreamServer(primary)
         .setProperties(properties)
         .setParameters(setClientTlsConf(rpcType, tlsConfig))
         .setRetryPolicy(retryPolicy)
@@ -278,6 +283,8 @@ public final class RatisHelper {
   public static RaftProperties setRpcType(RaftProperties properties,
       RpcType rpcType) {
     RaftConfigKeys.Rpc.setType(properties, rpcType);
+    RaftConfigKeys.DataStream.setType(properties,
+        SupportedDataStreamType.NETTY);
     return properties;
   }
 
diff --git a/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/OzoneConfigKeys.java b/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/OzoneConfigKeys.java
index c9cecccc5f..7ee874a60b 100644
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/OzoneConfigKeys.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/OzoneConfigKeys.java
@@ -57,6 +57,12 @@ public final class OzoneConfigKeys {
   public static final boolean DFS_CONTAINER_IPC_RANDOM_PORT_DEFAULT =
       false;
 
+  public static final String DFS_CONTAINER_RATIS_DATASTREAM_RANDOM_PORT =
+      "dfs.container.ratis.datastream.random.port";
+  public static final boolean
+      DFS_CONTAINER_RATIS_DATASTREAM_RANDOM_PORT_DEFAULT =
+      false;
+
   public static final String DFS_CONTAINER_CHUNK_WRITE_SYNC_KEY =
       "dfs.container.chunk.write.sync";
   public static final boolean DFS_CONTAINER_CHUNK_WRITE_SYNC_DEFAULT = false;
@@ -79,6 +85,18 @@ public final class OzoneConfigKeys {
       "dfs.container.ratis.server.port";
   public static final int DFS_CONTAINER_RATIS_SERVER_PORT_DEFAULT = 9856;
 
+  /**
+   * Ratis Port where containers listen to datastream requests.
+   */
+  public static final String DFS_CONTAINER_RATIS_DATASTREAM_ENABLE
+      = "dfs.container.ratis.datastream.enable";
+  public static final boolean DFS_CONTAINER_RATIS_DATASTREAM_ENABLE_DEFAULT
+      = true;
+  public static final String DFS_CONTAINER_RATIS_DATASTREAM_PORT
+      = "dfs.container.ratis.datastream.port";
+  public static final int DFS_CONTAINER_RATIS_DATASTREAM_PORT_DEFAULT
+      = 9855;
+
   /**
    * When set to true, allocate a random free port for ozone container, so that
    * a mini cluster is able to launch multiple containers on a node.
diff --git a/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/audit/DNAction.java b/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/audit/DNAction.java
index 1c87f2bdeb..73aff9ac83 100644
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/audit/DNAction.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/audit/DNAction.java
@@ -38,7 +38,8 @@ public enum DNAction implements AuditAction {
   PUT_SMALL_FILE,
   GET_SMALL_FILE,
   CLOSE_CONTAINER,
-  GET_COMMITTED_BLOCK_LENGTH;
+  GET_COMMITTED_BLOCK_LENGTH,
+  STREAM_INIT;
 
   @Override
   public String getAction() {
diff --git a/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/container/common/helpers/ContainerCommandRequestPBHelper.java b/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/container/common/helpers/ContainerCommandRequestPBHelper.java
index a13f164eec..4d7f0f37c4 100644
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/container/common/helpers/ContainerCommandRequestPBHelper.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/container/common/helpers/ContainerCommandRequestPBHelper.java
@@ -187,6 +187,7 @@ public final class ContainerCommandRequestPBHelper {
     case GetSmallFile     : return DNAction.GET_SMALL_FILE;
     case CloseContainer   : return DNAction.CLOSE_CONTAINER;
     case GetCommittedBlockLength : return DNAction.GET_COMMITTED_BLOCK_LENGTH;
+    case StreamInit       : return DNAction.STREAM_INIT;
     default :
       LOG.debug("Invalid command type - {}", cmdType);
       return null;
diff --git a/hadoop-hdds/common/src/main/resources/ozone-default.xml b/hadoop-hdds/common/src/main/resources/ozone-default.xml
index a10b4315d8..e4d753d1b9 100644
--- a/hadoop-hdds/common/src/main/resources/ozone-default.xml
+++ b/hadoop-hdds/common/src/main/resources/ozone-default.xml
@@ -53,6 +53,26 @@
     <tag>OZONE, CONTAINER, MANAGEMENT</tag>
     <description>The ipc port number of container.</description>
   </property>
+  <property>
+    <name>dfs.container.ratis.datastream.enable</name>
+    <value>true</value>
+    <tag>OZONE, CONTAINER, RATIS, DATASTREAM</tag>
+    <description>If enable datastream ipc of container.</description>
+  </property>
+  <property>
+    <name>dfs.container.ratis.datastream.port</name>
+    <value>9855</value>
+    <tag>OZONE, CONTAINER, RATIS, DATASTREAM</tag>
+    <description>The datastream port number of container.</description>
+  </property>
+  <property>
+    <name>dfs.container.ratis.datastream.random.port</name>
+    <value>false</value>
+    <tag>OZONE, CONTAINER, RATIS, DATASTREAM</tag>
+    <description>Allocates a random free port for ozone container datastream.
+      This is used only while running unit tests.
+    </description>
+  </property>
   <property>
     <name>dfs.container.ipc.random.port</name>
     <value>false</value>
diff --git a/hadoop-hdds/config/src/main/java/org/apache/hadoop/hdds/conf/ConfigTag.java b/hadoop-hdds/config/src/main/java/org/apache/hadoop/hdds/conf/ConfigTag.java
index 8cf584d75f..3728a0b1f5 100644
--- a/hadoop-hdds/config/src/main/java/org/apache/hadoop/hdds/conf/ConfigTag.java
+++ b/hadoop-hdds/config/src/main/java/org/apache/hadoop/hdds/conf/ConfigTag.java
@@ -46,5 +46,6 @@ public enum ConfigTag {
   DELETION,
   HA,
   BALANCER,
-  UPGRADE
+  UPGRADE,
+  DATASTREAM
 }
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/impl/HddsDispatcher.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/impl/HddsDispatcher.java
index 83ba104439..2e0f1de496 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/impl/HddsDispatcher.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/impl/HddsDispatcher.java
@@ -199,7 +199,8 @@ public class HddsDispatcher implements ContainerDispatcher, Auditor {
     boolean isWriteStage =
         (cmdType == Type.WriteChunk && dispatcherContext != null
             && dispatcherContext.getStage()
-            == DispatcherContext.WriteChunkStage.WRITE_DATA);
+            == DispatcherContext.WriteChunkStage.WRITE_DATA)
+            || (cmdType == Type.StreamInit);
     boolean isWriteCommitStage =
         (cmdType == Type.WriteChunk && dispatcherContext != null
             && dispatcherContext.getStage()
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/XceiverServerRatis.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/XceiverServerRatis.java
index c8d715cc60..d69b64cce1 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/XceiverServerRatis.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/transport/server/ratis/XceiverServerRatis.java
@@ -98,6 +98,7 @@ import org.apache.ratis.protocol.RaftGroupMemberId;
 import org.apache.ratis.protocol.RaftPeerId;
 import org.apache.ratis.rpc.RpcType;
 import org.apache.ratis.rpc.SupportedRpcType;
+import org.apache.ratis.server.DataStreamServerRpc;
 import org.apache.ratis.server.RaftServer;
 import org.apache.ratis.server.RaftServerConfigKeys;
 import org.apache.ratis.server.RaftServerRpc;
@@ -129,6 +130,7 @@ public final class XceiverServerRatis implements XceiverServerSpi {
   private int serverPort;
   private int adminPort;
   private int clientPort;
+  private int dataStreamPort;
   private final RaftServer server;
   private final List<ThreadPoolExecutor> chunkExecutors;
   private final ContainerDispatcher dispatcher;
@@ -148,6 +150,7 @@ public final class XceiverServerRatis implements XceiverServerSpi {
   // Timeout used while calling submitRequest directly.
   private long requestTimeout;
   private boolean shouldDeleteRatisLogDirectory;
+  private boolean streamEnable;
 
   private XceiverServerRatis(DatanodeDetails dd,
       ContainerDispatcher dispatcher, ContainerController containerController,
@@ -157,6 +160,9 @@ public final class XceiverServerRatis implements XceiverServerSpi {
     Objects.requireNonNull(dd, "id == null");
     datanodeDetails = dd;
     assignPorts();
+    this.streamEnable = conf.getBoolean(
+        OzoneConfigKeys.DFS_CONTAINER_RATIS_DATASTREAM_ENABLE,
+        OzoneConfigKeys.DFS_CONTAINER_RATIS_DATASTREAM_ENABLE_DEFAULT);
     RaftProperties serverProperties = newRaftProperties();
     this.context = context;
     this.dispatcher = dispatcher;
@@ -213,6 +219,32 @@ public final class XceiverServerRatis implements XceiverServerSpi {
         chunkExecutors, this, conf);
   }
 
+  private void setUpRatisStream(RaftProperties properties) {
+    // set the datastream config
+    if (conf.getBoolean(
+        OzoneConfigKeys.DFS_CONTAINER_RATIS_DATASTREAM_RANDOM_PORT,
+        OzoneConfigKeys.
+            DFS_CONTAINER_RATIS_DATASTREAM_RANDOM_PORT_DEFAULT)) {
+      dataStreamPort = 0;
+    } else {
+      dataStreamPort = conf.getInt(
+          OzoneConfigKeys.DFS_CONTAINER_RATIS_DATASTREAM_PORT,
+          OzoneConfigKeys.DFS_CONTAINER_RATIS_DATASTREAM_PORT_DEFAULT);
+    }
+    NettyConfigKeys.DataStream.setPort(properties, dataStreamPort);
+    int dataStreamAsyncRequestThreadPoolSize =
+        conf.getObject(DatanodeRatisServerConfig.class)
+            .getStreamRequestThreads();
+    RaftServerConfigKeys.DataStream.setAsyncRequestThreadPoolSize(properties,
+        dataStreamAsyncRequestThreadPoolSize);
+    int dataStreamWriteRequestThreadPoolSize =
+        conf.getObject(DatanodeRatisServerConfig.class)
+            .getStreamWriteThreads();
+    RaftServerConfigKeys.DataStream.setAsyncWriteThreadPoolSize(properties,
+        dataStreamWriteRequestThreadPoolSize);
+  }
+
+  @SuppressWarnings("checkstyle:methodlength")
   private RaftProperties newRaftProperties() {
     final RaftProperties properties = new RaftProperties();
 
@@ -231,6 +263,10 @@ public final class XceiverServerRatis implements XceiverServerSpi {
 
     // set the configs enable and set the stateMachineData sync timeout
     RaftServerConfigKeys.Log.StateMachineData.setSync(properties, true);
+    if (streamEnable) {
+      setUpRatisStream(properties);
+    }
+
     timeUnit = OzoneConfigKeys.
         DFS_CONTAINER_RATIS_STATEMACHINEDATA_SYNC_TIMEOUT_DEFAULT.getUnit();
     duration = conf.getTimeDuration(
@@ -491,7 +527,12 @@ public final class XceiverServerRatis implements XceiverServerSpi {
           Port.Name.RATIS_ADMIN);
       serverPort = getRealPort(serverRpc.getInetSocketAddress(),
           Port.Name.RATIS_SERVER);
-
+      if (streamEnable) {
+        DataStreamServerRpc dataStreamServerRpc =
+            server.getDataStreamServerRpc();
+        dataStreamPort = getRealPort(dataStreamServerRpc.getInetSocketAddress(),
+            Port.Name.RATIS_DATASTREAM);
+      }
       isStarted = true;
     }
   }
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/KeyValueHandler.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/KeyValueHandler.java
index d0a865fde3..44e5f38a90 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/KeyValueHandler.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/KeyValueHandler.java
@@ -99,6 +99,7 @@ import static org.apache.hadoop.hdds.scm.protocolPB.ContainerCommandResponseBuil
 import static org.apache.hadoop.hdds.scm.protocolPB.ContainerCommandResponseBuilders.getReadChunkResponse;
 import static org.apache.hadoop.hdds.scm.protocolPB.ContainerCommandResponseBuilders.getReadContainerResponse;
 import static org.apache.hadoop.hdds.scm.protocolPB.ContainerCommandResponseBuilders.getSuccessResponse;
+import static org.apache.hadoop.hdds.scm.protocolPB.ContainerCommandResponseBuilders.getSuccessResponseBuilder;
 import static org.apache.hadoop.hdds.scm.protocolPB.ContainerCommandResponseBuilders.malformedRequest;
 import static org.apache.hadoop.hdds.scm.protocolPB.ContainerCommandResponseBuilders.putBlockResponseSuccess;
 import static org.apache.hadoop.hdds.scm.protocolPB.ContainerCommandResponseBuilders.unsupportedRequest;
@@ -224,6 +225,8 @@ public class KeyValueHandler extends Handler {
       return handler.handleDeleteChunk(request, kvContainer);
     case WriteChunk:
       return handler.handleWriteChunk(request, kvContainer, dispatcherContext);
+    case StreamInit:
+      return handler.handleStreamInit(request, kvContainer, dispatcherContext);
     case ListChunk:
       return handler.handleUnsupportedOp(request);
     case CompactChunk:
@@ -250,6 +253,36 @@ public class KeyValueHandler extends Handler {
     return this.blockManager;
   }
 
+  ContainerCommandResponseProto handleStreamInit(
+      ContainerCommandRequestProto request, KeyValueContainer kvContainer,
+      DispatcherContext dispatcherContext) {
+    if (!request.hasWriteChunk()) {
+      if (LOG.isDebugEnabled()) {
+        LOG.debug("Malformed Write Chunk request. trace ID: {}",
+            request.getTraceID());
+      }
+      return malformedRequest(request);
+    }
+
+    String path = null;
+    try {
+      checkContainerOpen(kvContainer);
+
+      WriteChunkRequestProto writeChunk = request.getWriteChunk();
+      BlockID blockID = BlockID.getFromProtobuf(writeChunk.getBlockID());
+
+      path = chunkManager
+          .streamInit(kvContainer, blockID);
+
+    } catch (StorageContainerException ex) {
+      return ContainerUtils.logAndReturnError(LOG, ex, request);
+    }
+
+    return getSuccessResponseBuilder(request)
+        .setMessage(path)
+        .build();
+  }
+
   /**
    * Handles Create Container Request. If successful, adds the container to
    * ContainerSet and sends an ICR to the SCM.
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/ChunkManagerDispatcher.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/ChunkManagerDispatcher.java
index 763647313b..3e2ab46470 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/ChunkManagerDispatcher.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/ChunkManagerDispatcher.java
@@ -73,6 +73,12 @@ public class ChunkManagerDispatcher implements ChunkManager {
         .writeChunk(container, blockID, info, data, dispatcherContext);
   }
 
+  public String streamInit(Container container, BlockID blockID)
+      throws StorageContainerException {
+    return selectHandler(container)
+        .streamInit(container, blockID);
+  }
+
   @Override
   public void finishWriteChunks(KeyValueContainer kvContainer,
       BlockData blockData) throws IOException {
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/FilePerBlockStrategy.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/FilePerBlockStrategy.java
index 51cd5708d3..9efc6bc351 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/FilePerBlockStrategy.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/impl/FilePerBlockStrategy.java
@@ -89,6 +89,14 @@ public class FilePerBlockStrategy implements ChunkManager {
         container.getContainerData().getLayoutVersion() == FILE_PER_BLOCK);
   }
 
+  @Override
+  public String streamInit(Container container, BlockID blockID)
+      throws StorageContainerException {
+    checkLayoutVersion(container);
+    File chunkFile = getChunkFile(container, blockID, null);
+    return chunkFile.getAbsolutePath();
+  }
+
   @Override
   public void writeChunk(Container container, BlockID blockID, ChunkInfo info,
       ChunkBuffer data, DispatcherContext dispatcherContext)
diff --git a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/interfaces/ChunkManager.java b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/interfaces/ChunkManager.java
index 15ff9d6b9d..ba06eebd69 100644
--- a/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/interfaces/ChunkManager.java
+++ b/hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/keyvalue/interfaces/ChunkManager.java
@@ -104,6 +104,11 @@ public interface ChunkManager {
     // no-op
   }
 
+  default String streamInit(Container container, BlockID blockID)
+      throws StorageContainerException {
+    return null;
+  }
+
   static long getBufferCapacityForChunkRead(ChunkInfo chunkInfo,
       long defaultReadBufferCapacity) {
     long bufferCapacity = 0;
diff --git a/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/common/TestDatanodeStateMachine.java b/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/common/TestDatanodeStateMachine.java
index 1337f28ad9..bb1145bb2b 100644
--- a/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/common/TestDatanodeStateMachine.java
+++ b/hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/common/TestDatanodeStateMachine.java
@@ -81,6 +81,8 @@ public class TestDatanodeStateMachine {
         TimeUnit.MILLISECONDS);
     conf.setBoolean(OzoneConfigKeys.DFS_CONTAINER_RATIS_IPC_RANDOM_PORT, true);
     conf.setBoolean(OzoneConfigKeys.DFS_CONTAINER_IPC_RANDOM_PORT, true);
+    conf.setBoolean(
+        OzoneConfigKeys.DFS_CONTAINER_RATIS_DATASTREAM_RANDOM_PORT, true);
     serverAddresses = new ArrayList<>();
     scmServers = new ArrayList<>();
     mockServers = new ArrayList<>();
@@ -215,7 +217,6 @@ public class TestDatanodeStateMachine {
         OzoneConfigKeys.DFS_CONTAINER_IPC_PORT_DEFAULT);
     datanodeDetails.setPort(port);
     ContainerUtils.writeDatanodeDetailsTo(datanodeDetails, idPath);
-
     try (DatanodeStateMachine stateMachine =
              new DatanodeStateMachine(datanodeDetails, conf, null, null,
                  null)) {
@@ -424,6 +425,8 @@ public class TestDatanodeStateMachine {
         DatanodeDetails.Port.Name.RATIS, 0);
     DatanodeDetails.Port restPort = DatanodeDetails.newPort(
         DatanodeDetails.Port.Name.REST, 0);
+    DatanodeDetails.Port streamPort = DatanodeDetails.newPort(
+        DatanodeDetails.Port.Name.RATIS_DATASTREAM, 0);
     return DatanodeDetails.newBuilder()
         .setUuid(UUID.randomUUID())
         .setHostName("localhost")
@@ -431,6 +434,7 @@ public class TestDatanodeStateMachine {
         .addPort(containerPort)
         .addPort(ratisPort)
         .addPort(restPort)
+        .addPort(streamPort)
         .build();
   }
 }
diff --git a/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/conf/DatanodeRatisServerConfig.java b/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/conf/DatanodeRatisServerConfig.java
index 25ed4776b7..205d92e955 100644
--- a/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/conf/DatanodeRatisServerConfig.java
+++ b/hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/conf/DatanodeRatisServerConfig.java
@@ -23,6 +23,7 @@ import org.apache.ratis.server.RaftServerConfigKeys;
 import java.time.Duration;
 
 import static org.apache.hadoop.hdds.conf.ConfigTag.DATANODE;
+import static org.apache.hadoop.hdds.conf.ConfigTag.DATASTREAM;
 import static org.apache.hadoop.hdds.conf.ConfigTag.OZONE;
 import static org.apache.hadoop.hdds.conf.ConfigTag.PERFORMANCE;
 import static org.apache.hadoop.hdds.conf.ConfigTag.RATIS;
@@ -123,6 +124,40 @@ public class DatanodeRatisServerConfig {
     this.leaderNumPendingRequests = leaderNumPendingRequests;
   }
 
+  @Config(key = "datastream.request.threads",
+      defaultValue = "20",
+      type = ConfigType.INT,
+      tags = {OZONE, DATANODE, RATIS, DATASTREAM},
+      description = "Maximum number of threads in the thread pool for " +
+          "datastream request."
+  )
+  private int streamRequestThreads;
+
+  public int getStreamRequestThreads() {
+    return streamRequestThreads;
+  }
+
+  public void setStreamRequestThreads(int streamRequestThreads) {
+    this.streamRequestThreads = streamRequestThreads;
+  }
+
+  @Config(key = "datastream.write.threads",
+      defaultValue = "20",
+      type = ConfigType.INT,
+      tags = {OZONE, DATANODE, RATIS, DATASTREAM},
+      description = "Maximum number of threads in the thread pool for " +
+          "datastream write."
+  )
+  private int streamWriteThreads;
+
+  public int getStreamWriteThreads() {
+    return streamWriteThreads;
+  }
+
+  public void setStreamWriteThreads(int streamWriteThreads) {
+    this.streamWriteThreads = streamWriteThreads;
+  }
+
   @Config(key = "delete.ratis.log.directory",
           defaultValue = "true",
           type = ConfigType.BOOLEAN,
diff --git a/hadoop-hdds/interface-client/src/main/proto/DatanodeClientProtocol.proto b/hadoop-hdds/interface-client/src/main/proto/DatanodeClientProtocol.proto
index 3f6e9996d2..62e8b9a55e 100644
--- a/hadoop-hdds/interface-client/src/main/proto/DatanodeClientProtocol.proto
+++ b/hadoop-hdds/interface-client/src/main/proto/DatanodeClientProtocol.proto
@@ -100,6 +100,8 @@ enum Type {
   GetSmallFile = 16;
   CloseContainer = 17;
   GetCommittedBlockLength = 18;
+
+  StreamInit = 19;
 }
 
 
@@ -396,7 +398,7 @@ enum ChecksumType {
 
 message  WriteChunkRequestProto  {
   required DatanodeBlockID blockID = 1;
-  required ChunkInfo chunkData = 2;
+  optional ChunkInfo chunkData = 2;
   optional bytes data = 3;
 }
 
diff --git a/hadoop-hdds/server-scm/src/test/java/org/apache/hadoop/ozone/container/common/TestEndPoint.java b/hadoop-hdds/server-scm/src/test/java/org/apache/hadoop/ozone/container/common/TestEndPoint.java
index 0230109fa4..56a04de02c 100644
--- a/hadoop-hdds/server-scm/src/test/java/org/apache/hadoop/ozone/container/common/TestEndPoint.java
+++ b/hadoop-hdds/server-scm/src/test/java/org/apache/hadoop/ozone/container/common/TestEndPoint.java
@@ -144,6 +144,8 @@ public class TestEndPoint {
     try (EndpointStateMachine rpcEndPoint = createEndpoint(conf,
         serverAddress, 1000)) {
       DatanodeDetails datanodeDetails = randomDatanodeDetails();
+      conf.setBoolean(
+          OzoneConfigKeys.DFS_CONTAINER_RATIS_DATASTREAM_RANDOM_PORT, true);
       OzoneContainer ozoneContainer = new OzoneContainer(
           datanodeDetails, conf, getContext(datanodeDetails), null);
       rpcEndPoint.setState(EndpointStateMachine.EndPointStates.GETVERSION);
@@ -168,6 +170,8 @@ public class TestEndPoint {
         true);
     conf.setBoolean(OzoneConfigKeys.DFS_CONTAINER_RATIS_IPC_RANDOM_PORT,
         true);
+    conf.setBoolean(
+        OzoneConfigKeys.DFS_CONTAINER_RATIS_DATASTREAM_RANDOM_PORT, true);
     conf.setFromObject(new ReplicationConfig().setPort(0));
     try (EndpointStateMachine rpcEndPoint = createEndpoint(conf,
         serverAddress, 1000)) {
diff --git a/hadoop-ozone/dev-support/intellij/runConfigurations/Datanode2.xml b/hadoop-ozone/dev-support/intellij/runConfigurations/Datanode2.xml
index 3d3302030d..040b515b9f 100644
--- a/hadoop-ozone/dev-support/intellij/runConfigurations/Datanode2.xml
+++ b/hadoop-ozone/dev-support/intellij/runConfigurations/Datanode2.xml
@@ -18,7 +18,7 @@
   <configuration default="false" name="Datanode2" type="Application" factoryName="Application">
     <option name="MAIN_CLASS_NAME" value="org.apache.hadoop.ozone.HddsDatanodeService" />
     <module name="ozone-datanode" />
-    <option name="PROGRAM_PARAMETERS" value="-conf=hadoop-ozone/dev-support/intellij/ozone-site.xml --set ozone.metadata.dirs=/tmp/datanode2 --set hdds.datanode.dir=/tmp/datanode2/storage --set hdds.datanode.http-address=127.0.0.1:10021 --set dfs.container.ratis.ipc=10022 --set dfs.container.ipc=10023 --set dfs.container.ratis.server.port=10024 --set dfs.container.ratis.admin.port=10025 --set hdds.datanode.replication.port=10026" />
+    <option name="PROGRAM_PARAMETERS" value="-conf=hadoop-ozone/dev-support/intellij/ozone-site.xml --set ozone.metadata.dirs=/tmp/datanode2 --set hdds.datanode.dir=/tmp/datanode2/storage --set hdds.datanode.http-address=127.0.0.1:10021 --set dfs.container.ratis.ipc=10022 --set dfs.container.ipc=10023 --set dfs.container.ratis.server.port=10024 --set dfs.container.ratis.admin.port=10025 --set hdds.datanode.replication.port=10026 --set dfs.container.ratis.datastream.port=10027" />
     <option name="VM_PARAMETERS" value="-Dlog4j.configuration=file:hadoop-ozone/dev-support/intellij/log4j.properties" />
     <extension name="coverage">
       <pattern>
diff --git a/hadoop-ozone/dev-support/intellij/runConfigurations/Datanode3.xml b/hadoop-ozone/dev-support/intellij/runConfigurations/Datanode3.xml
index 10b6682a0e..6a3116e0fd 100644
--- a/hadoop-ozone/dev-support/intellij/runConfigurations/Datanode3.xml
+++ b/hadoop-ozone/dev-support/intellij/runConfigurations/Datanode3.xml
@@ -18,7 +18,7 @@
   <configuration default="false" name="Datanode3" type="Application" factoryName="Application">
     <option name="MAIN_CLASS_NAME" value="org.apache.hadoop.ozone.HddsDatanodeService" />
     <module name="ozone-datanode" />
-    <option name="PROGRAM_PARAMETERS" value="-conf=hadoop-ozone/dev-support/intellij/ozone-site.xml --set ozone.metadata.dirs=/tmp/datanode3 --set hdds.datanode.dir=/tmp/datanode3/storage --set hdds.datanode.http-address=127.0.0.1:10031 --set dfs.container.ratis.ipc=10032 --set dfs.container.ipc=10033 --set dfs.container.ratis.server.port=10034 --set dfs.container.ratis.admin.port=10035 --set hdds.datanode.replication.port=10036" />
+    <option name="PROGRAM_PARAMETERS" value="-conf=hadoop-ozone/dev-support/intellij/ozone-site.xml --set ozone.metadata.dirs=/tmp/datanode3 --set hdds.datanode.dir=/tmp/datanode3/storage --set hdds.datanode.http-address=127.0.0.1:10031 --set dfs.container.ratis.ipc=10032 --set dfs.container.ipc=10033 --set dfs.container.ratis.server.port=10034 --set dfs.container.ratis.admin.port=10035 --set hdds.datanode.replication.port=10036 --set dfs.container.ratis.datastream.port=10037" />
     <option name="VM_PARAMETERS" value="-Dlog4j.configuration=file:hadoop-ozone/dev-support/intellij/log4j.properties" />
     <extension name="coverage">
       <pattern>
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
index 556a7487c5..b1d9a74209 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
@@ -318,6 +318,7 @@ public interface MiniOzoneCluster {
     protected Optional<String> omId = Optional.empty();
     
     protected Boolean randomContainerPort = true;
+    protected Boolean randomContainerStreamPort = true;
     protected Optional<String> datanodeReservedSpace = Optional.empty();
     protected Optional<Integer> chunkSize = Optional.empty();
     protected OptionalInt streamBufferSize = OptionalInt.empty();
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
index 6920dd4df9..a549767481 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
@@ -88,6 +88,7 @@ import static org.apache.hadoop.hdds.scm.ScmConfig.ConfigStrings.HDDS_SCM_INIT_D
 import static org.apache.hadoop.ozone.OzoneConfigKeys.DFS_CONTAINER_IPC_PORT;
 import static org.apache.hadoop.ozone.OzoneConfigKeys.DFS_CONTAINER_IPC_RANDOM_PORT;
 import static org.apache.hadoop.ozone.OzoneConfigKeys.DFS_CONTAINER_RATIS_ADMIN_PORT;
+import static org.apache.hadoop.ozone.OzoneConfigKeys.DFS_CONTAINER_RATIS_DATASTREAM_RANDOM_PORT;
 import static org.apache.hadoop.ozone.OzoneConfigKeys.DFS_CONTAINER_RATIS_IPC_PORT;
 import static org.apache.hadoop.ozone.OzoneConfigKeys.DFS_CONTAINER_RATIS_IPC_RANDOM_PORT;
 import static org.apache.hadoop.ozone.OzoneConfigKeys.DFS_CONTAINER_RATIS_SERVER_PORT;
@@ -918,6 +919,8 @@ public class MiniOzoneClusterImpl implements MiniOzoneCluster {
           randomContainerPort);
       conf.setBoolean(OzoneConfigKeys.DFS_CONTAINER_RATIS_IPC_RANDOM_PORT,
           randomContainerPort);
+      conf.setBoolean(DFS_CONTAINER_RATIS_DATASTREAM_RANDOM_PORT,
+          randomContainerStreamPort);
 
       conf.setFromObject(new ReplicationConfig().setPort(0));
     }
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestMiniOzoneCluster.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestMiniOzoneCluster.java
index 2f4df638e0..c06647bbe5 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestMiniOzoneCluster.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestMiniOzoneCluster.java
@@ -215,6 +215,8 @@ public class TestMiniOzoneCluster {
     ozoneConf.setBoolean(OzoneConfigKeys.DFS_CONTAINER_IPC_RANDOM_PORT, true);
     ozoneConf.setBoolean(OzoneConfigKeys.DFS_CONTAINER_RATIS_IPC_RANDOM_PORT,
         true);
+    ozoneConf.setBoolean(
+        OzoneConfigKeys.DFS_CONTAINER_RATIS_DATASTREAM_RANDOM_PORT, true);
     List<DatanodeStateMachine> stateMachines = new ArrayList<>();
     try {
 
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/server/TestSecureContainerServer.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/server/TestSecureContainerServer.java
index cd7c995544..cb2db30c10 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/server/TestSecureContainerServer.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/container/server/TestSecureContainerServer.java
@@ -216,6 +216,8 @@ public class TestSecureContainerServer {
       DatanodeDetails dn, OzoneConfiguration conf) throws IOException {
     conf.setInt(OzoneConfigKeys.DFS_CONTAINER_RATIS_IPC_PORT,
         dn.getPort(DatanodeDetails.Port.Name.RATIS).getValue());
+    conf.setBoolean(
+        OzoneConfigKeys.DFS_CONTAINER_RATIS_DATASTREAM_RANDOM_PORT, true);
     final String dir = TEST_DIR + dn.getUuid();
     conf.set(OzoneConfigKeys.DFS_CONTAINER_RATIS_DATANODE_STORAGE_DIR, dir);
     final ContainerDispatcher dispatcher = createDispatcher(dn,


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[ozone] 29/36: HDDS-6355. [Ozone-Streaming] Fix CheckStyle problem (#3119)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit aace239b7267176b1b243befc4217d9c5339eb09
Author: hao guo <gu...@360.cn>
AuthorDate: Mon Feb 21 21:02:50 2022 +0800

    HDDS-6355. [Ozone-Streaming] Fix CheckStyle problem (#3119)
---
 .../apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java  | 10 +++++-----
 .../java/org/apache/hadoop/hdds/scm/storage/StreamBuffer.java  |  4 ++--
 .../hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java |  4 ++--
 .../java/org/apache/hadoop/ozone/client/rpc/RpcClient.java     |  2 +-
 .../test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java    |  4 ++--
 .../java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java     |  2 +-
 .../hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java     |  4 ++--
 .../java/org/apache/hadoop/fs/ozone/BasicOzoneFileSystem.java  |  2 +-
 .../org/apache/hadoop/fs/ozone/BasicRootedOzoneFileSystem.java |  2 +-
 9 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index 8dd9e6b50e..8b3e32cf41 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -283,7 +283,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
   }
 
   private void writeChunkIfNeeded() throws IOException {
-    if (currentBuffer.length()==0) {
+    if (currentBuffer.length() == 0) {
       writeChunk(currentBuffer);
       currentBuffer = null;
     }
@@ -302,7 +302,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
   }
 
   private void allocateNewBufferIfNeeded() {
-    if (currentBuffer==null) {
+    if (currentBuffer == null) {
       currentBuffer =
           StreamBuffer.allocate(config.getDataStreamMinPacketSize());
     }
@@ -323,7 +323,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
       updateFlushLength();
       executePutBlock(false, false);
     }
-    if (bufferList.size()==streamWindow){
+    if (bufferList.size() == streamWindow) {
       try {
         checkOpen();
         if (!putBlockFutures.isEmpty()) {
@@ -514,7 +514,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
       // here, we just limit this buffer to the current position. So that next
       // write will happen in new buffer
 
-      if (currentBuffer!=null) {
+      if (currentBuffer != null) {
         writeChunk(currentBuffer);
         currentBuffer = null;
       }
@@ -693,7 +693,7 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
       boolean processExecutionException)
       throws IOException {
     LOG.error("Command execution was interrupted.");
-    if(processExecutionException) {
+    if (processExecutionException) {
       handleExecutionException(ex);
     } else {
       throw new IOException(EXCEPTION_MSG + ex.toString(), ex);
diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamBuffer.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamBuffer.java
index 5118ea5ead..d34e4dca94 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamBuffer.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/StreamBuffer.java
@@ -48,11 +48,11 @@ public class StreamBuffer {
   }
 
 
-  public void put(StreamBuffer sb){
+  public void put(StreamBuffer sb) {
     buffer.put(sb.buffer);
   }
 
-  public static StreamBuffer allocate(int size){
+  public static StreamBuffer allocate(int size) {
     return new StreamBuffer(ByteBuffer.allocate(size));
   }
 
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
index 24a046f623..00cda7844a 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/io/BlockDataStreamOutputEntryPool.java
@@ -307,8 +307,8 @@ public class BlockDataStreamOutputEntryPool {
   }
 
   long computeBufferData() {
-    long totalDataLen =0;
-    for (StreamBuffer b : bufferList){
+    long totalDataLen = 0;
+    for (StreamBuffer b : bufferList) {
       totalDataLen += b.position();
     }
     return totalDataLen;
diff --git a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java
index af03a97b09..e00a73511a 100644
--- a/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java
+++ b/hadoop-ozone/client/src/main/java/org/apache/hadoop/ozone/client/rpc/RpcClient.java
@@ -1020,7 +1020,7 @@ public class RpcClient implements ClientProtocol {
         .setAcls(getAclList());
 
     if (Boolean.parseBoolean(metadata.get(OzoneConsts.GDPR_FLAG))) {
-      try{
+      try {
         GDPRSymmetricKey gKey = new GDPRSymmetricKey(new SecureRandom());
         builder.addAllMetadata(gKey.getKeyDetails());
       } catch (Exception e) {
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
index dc7a59b30a..11b7e7ede0 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneCluster.java
@@ -323,8 +323,8 @@ public interface MiniOzoneCluster {
     protected Optional<Integer> chunkSize = Optional.empty();
     protected OptionalInt streamBufferSize = OptionalInt.empty();
     protected Optional<Long> streamBufferFlushSize = Optional.empty();
-    protected Optional<Long> dataStreamBufferFlushSize= Optional.empty();
-    protected Optional<Long> datastreamWindowSize= Optional.empty();
+    protected Optional<Long> dataStreamBufferFlushSize = Optional.empty();
+    protected Optional<Long> datastreamWindowSize = Optional.empty();
     protected Optional<Long> streamBufferMaxSize = Optional.empty();
     protected OptionalInt dataStreamMinPacketSize = OptionalInt.empty();
     protected Optional<Long> blockSize = Optional.empty();
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
index 66a8eef564..4b645f1183 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/MiniOzoneClusterImpl.java
@@ -665,7 +665,7 @@ public class MiniOzoneClusterImpl implements MiniOzoneCluster {
         dataStreamBufferFlushSize = Optional.of((long) 4 * chunkSize.get());
       }
       if (!dataStreamMinPacketSize.isPresent()) {
-        dataStreamMinPacketSize = OptionalInt.of(chunkSize.get()/4);
+        dataStreamMinPacketSize = OptionalInt.of(chunkSize.get() / 4);
       }
       if (!datastreamWindowSize.isPresent()) {
         datastreamWindowSize = Optional.of((long) 8 * chunkSize.get());
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
index 21003374d7..6225e25268 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
@@ -107,7 +107,7 @@ public class TestBlockDataStreamOutput {
         .setDataStreamBufferFlushize(maxFlushSize)
         .setStreamBufferSizeUnit(StorageUnit.BYTES)
         .setDataStreamMinPacketSize(chunkSize)
-        .setDataStreamStreamWindowSize(5*chunkSize)
+        .setDataStreamStreamWindowSize(5 * chunkSize)
         .build();
     cluster.waitForClusterToBeReady();
     //the easiest way to create an open container is creating a key
@@ -137,7 +137,7 @@ public class TestBlockDataStreamOutput {
   @Test
   public void testHalfChunkWrite() throws Exception {
     testWrite(chunkSize / 2);
-    testWriteWithFailure(chunkSize/2);
+    testWriteWithFailure(chunkSize / 2);
   }
 
   @Test
diff --git a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicOzoneFileSystem.java b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicOzoneFileSystem.java
index 645992c3ab..32a9f31811 100644
--- a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicOzoneFileSystem.java
+++ b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicOzoneFileSystem.java
@@ -263,7 +263,7 @@ public class BasicOzoneFileSystem extends FileSystem {
     boolean isRatisStreamingEnabled = getConf().getBoolean(
         OzoneConfigKeys.OZONE_FS_DATASTREAM_ENABLE,
         OzoneConfigKeys.OZONE_FS_DATASTREAM_ENABLE_DEFAULT);
-    if (isRatisStreamingEnabled){
+    if (isRatisStreamingEnabled) {
       return new FSDataOutputStream(adapter.createStreamFile(key,
           replication, overwrite, recursive), statistics);
     }
diff --git a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicRootedOzoneFileSystem.java b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicRootedOzoneFileSystem.java
index 0bed09ba8a..600abdf4f1 100644
--- a/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicRootedOzoneFileSystem.java
+++ b/hadoop-ozone/ozonefs-common/src/main/java/org/apache/hadoop/fs/ozone/BasicRootedOzoneFileSystem.java
@@ -239,7 +239,7 @@ public class BasicRootedOzoneFileSystem extends FileSystem {
     boolean isRatisStreamingEnabled = getConf().getBoolean(
         OzoneConfigKeys.OZONE_FS_DATASTREAM_ENABLE,
         OzoneConfigKeys.OZONE_FS_DATASTREAM_ENABLE_DEFAULT);
-    if (isRatisStreamingEnabled){
+    if (isRatisStreamingEnabled) {
       return new FSDataOutputStream(adapter.createStreamFile(key,
           replication, overwrite, recursive), statistics);
     }


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[ozone] 10/36: HDDS-5849. [Ozone-Streaming]Write exceptions occur after checksum is enabled (#2729)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit 4e6fd1f5788100105eb5463b8344b685e0e59a25
Author: micah zhao <mi...@tencent.com>
AuthorDate: Tue Oct 12 14:05:07 2021 +0800

    HDDS-5849. [Ozone-Streaming]Write exceptions occur after checksum is enabled (#2729)
---
 .../java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java | 3 ++-
 .../org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java  | 2 --
 2 files changed, 2 insertions(+), 3 deletions(-)

diff --git a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
index 41e2c48bbb..2ae0ba7525 100644
--- a/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
+++ b/hadoop-hdds/client/src/main/java/org/apache/hadoop/hdds/scm/storage/BlockDataStreamOutput.java
@@ -519,7 +519,8 @@ public class BlockDataStreamOutput implements ByteBufferStreamOutput {
       throws IOException {
     final int effectiveChunkSize = buf.remaining();
     final long offset = chunkOffset.getAndAdd(effectiveChunkSize);
-    ChecksumData checksumData = checksum.computeChecksum(buf);
+    ChecksumData checksumData = checksum.computeChecksum(
+        buf.asReadOnlyBuffer());
     ChunkInfo chunkInfo = ChunkInfo.newBuilder()
         .setChunkName(blockID.get().getLocalID() + "_chunk_" + ++chunkIndex)
         .setOffset(offset)
diff --git a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
index 6d5401d651..d3b2d22577 100644
--- a/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
+++ b/hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/client/rpc/TestBlockDataStreamOutput.java
@@ -20,7 +20,6 @@ package org.apache.hadoop.ozone.client.rpc;
 import org.apache.hadoop.conf.StorageUnit;
 import org.apache.hadoop.hdds.client.ReplicationType;
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
-import org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ChecksumType;
 import org.apache.hadoop.hdds.scm.OzoneClientConfig;
 import org.apache.hadoop.ozone.MiniOzoneCluster;
 import org.apache.hadoop.ozone.OzoneConfigKeys;
@@ -82,7 +81,6 @@ public class TestBlockDataStreamOutput {
     blockSize = 2 * maxFlushSize;
 
     OzoneClientConfig clientConfig = conf.getObject(OzoneClientConfig.class);
-    clientConfig.setChecksumType(ChecksumType.NONE);
     clientConfig.setStreamBufferFlushDelay(false);
     conf.setFromObject(clientConfig);
 


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[ozone] 25/36: HDDS-6298. Add XceiverServerRatis stream config (#3070)

Posted by sz...@apache.org.
This is an automated email from the ASF dual-hosted git repository.

szetszwo pushed a commit to branch HDDS-4454
in repository https://gitbox.apache.org/repos/asf/ozone.git

commit a793f3a003fd67ef2da2b7b47cbd9010d5c060d5
Author: hao guo <gu...@360.cn>
AuthorDate: Fri Feb 11 11:25:51 2022 +0800

    HDDS-6298. Add XceiverServerRatis stream config (#3070)
---
 .../src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java    | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
index 604aaf4b93..d044026322 100644
--- a/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
+++ b/hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/ratis/RatisHelper.java
@@ -325,6 +325,10 @@ public final class RatisHelper {
     return key.startsWith(NettyConfigKeys.DataStream.PREFIX);
   }
 
+  private static boolean isStreamClientConfig(String key) {
+    return key.startsWith(RaftClientConfigKeys.DataStream.PREFIX);
+  }
+
   /**
    * Set all server properties matching with prefix
    * {@link RatisHelper#HDDS_DATANODE_RATIS_PREFIX_KEY} in
@@ -339,7 +343,8 @@ public final class RatisHelper {
         getDatanodeRatisPrefixProps(ozoneConf);
     ratisServerConf.forEach((key, val) -> {
       // Exclude ratis client configuration.
-      if (!isClientConfig(key)) {
+      if (isNettyStreamConfig(key) || isStreamClientConfig(key) ||
+          !isClientConfig(key)) {
         raftProperties.set(key, val);
       }
     });


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