/// <summary>
/// Receive
/// <see cref="OP.TransferBlock"/>
///
/// </summary>
/// <exception cref="System.IO.IOException"/>
private void OpTransferBlock(DataInputStream @in)
{
DataTransferProtos.OpTransferBlockProto proto = DataTransferProtos.OpTransferBlockProto
.ParseFrom(PBHelper.VintPrefixed(@in));
DatanodeInfo[] targets = PBHelper.Convert(proto.GetTargetsList());
TraceScope traceScope = DataTransferProtoUtil.ContinueTraceSpan(proto.GetHeader()
, proto.GetType().Name);
try
{
TransferBlock(PBHelper.Convert(proto.GetHeader().GetBaseHeader().GetBlock()), PBHelper
.Convert(proto.GetHeader().GetBaseHeader().GetToken()), proto.GetHeader().GetClientName
(), targets, PBHelper.ConvertStorageTypes(proto.GetTargetStorageTypesList(), targets
.Length));
}
finally
{
if (traceScope != null)
{
traceScope.Close();
}
}
}
/// <exception cref="System.IO.IOException"/>
public override void WriteBlock(ExtendedBlock blk, StorageType storageType, Org.Apache.Hadoop.Security.Token.Token
<BlockTokenIdentifier> blockToken, string clientName, DatanodeInfo[] targets, StorageType
[] targetStorageTypes, DatanodeInfo source, BlockConstructionStage stage, int pipelineSize
, long minBytesRcvd, long maxBytesRcvd, long latestGenerationStamp, DataChecksum
requestedChecksum, CachingStrategy cachingStrategy, bool allowLazyPersist, bool
pinning, bool[] targetPinnings)
{
DataTransferProtos.ClientOperationHeaderProto header = DataTransferProtoUtil.BuildClientHeader
(blk, clientName, blockToken);
DataTransferProtos.ChecksumProto checksumProto = DataTransferProtoUtil.ToProto(requestedChecksum
);
DataTransferProtos.OpWriteBlockProto.Builder proto = DataTransferProtos.OpWriteBlockProto
.NewBuilder().SetHeader(header).SetStorageType(PBHelper.ConvertStorageType(storageType
)).AddAllTargets(PBHelper.Convert(targets, 1)).AddAllTargetStorageTypes(PBHelper
.ConvertStorageTypes(targetStorageTypes, 1)).SetStage(DataTransferProtoUtil.ToProto
(stage)).SetPipelineSize(pipelineSize).SetMinBytesRcvd(minBytesRcvd).SetMaxBytesRcvd
(maxBytesRcvd).SetLatestGenerationStamp(latestGenerationStamp).SetRequestedChecksum
(checksumProto).SetCachingStrategy(GetCachingStrategy(cachingStrategy)).SetAllowLazyPersist
(allowLazyPersist).SetPinning(pinning).AddAllTargetPinnings(PBHelper.Convert(targetPinnings
, 1));
if (source != null)
{
proto.SetSource(PBHelper.ConvertDatanodeInfo(source));
}
Send(@out, OP.WriteBlock, ((DataTransferProtos.OpWriteBlockProto)proto.Build()));
}
/// <exception cref="System.IO.IOException"/>
public override void TransferBlock(ExtendedBlock blk, Org.Apache.Hadoop.Security.Token.Token
<BlockTokenIdentifier> blockToken, string clientName, DatanodeInfo[] targets, StorageType
[] targetStorageTypes)
{
DataTransferProtos.OpTransferBlockProto proto = ((DataTransferProtos.OpTransferBlockProto
)DataTransferProtos.OpTransferBlockProto.NewBuilder().SetHeader(DataTransferProtoUtil
.BuildClientHeader(blk, clientName, blockToken)).AddAllTargets(PBHelper.Convert(
targets)).AddAllTargetStorageTypes(PBHelper.ConvertStorageTypes(targetStorageTypes
)).Build());
Send(@out, OP.TransferBlock, proto);
}
/// <summary>Receive OP_WRITE_BLOCK</summary>
/// <exception cref="System.IO.IOException"/>
private void OpWriteBlock(DataInputStream @in)
{
DataTransferProtos.OpWriteBlockProto proto = DataTransferProtos.OpWriteBlockProto
.ParseFrom(PBHelper.VintPrefixed(@in));
DatanodeInfo[] targets = PBHelper.Convert(proto.GetTargetsList());
TraceScope traceScope = DataTransferProtoUtil.ContinueTraceSpan(proto.GetHeader()
, proto.GetType().Name);
try
{
WriteBlock(PBHelper.Convert(proto.GetHeader().GetBaseHeader().GetBlock()), PBHelper
.ConvertStorageType(proto.GetStorageType()), PBHelper.Convert(proto.GetHeader().
GetBaseHeader().GetToken()), proto.GetHeader().GetClientName(), targets, PBHelper
.ConvertStorageTypes(proto.GetTargetStorageTypesList(), targets.Length), PBHelper
.Convert(proto.GetSource()), DataTransferProtoUtil.FromProto(proto.GetStage()),
proto.GetPipelineSize(), proto.GetMinBytesRcvd(), proto.GetMaxBytesRcvd(), proto
.GetLatestGenerationStamp(), DataTransferProtoUtil.FromProto(proto.GetRequestedChecksum
()), (proto.HasCachingStrategy() ? GetCachingStrategy(proto.GetCachingStrategy()
) : CachingStrategy.NewDefaultStrategy()), (proto.HasAllowLazyPersist() ? proto.
GetAllowLazyPersist() : false), (proto.HasPinning() ? proto.GetPinning() : false
), (PBHelper.ConvertBooleanList(proto.GetTargetPinningsList())));
}
finally
{
if (traceScope != null)
{
traceScope.Close();
}
}
}