private static void initialize(Configuration conf, Channel channel, DatanodeInfo dnInfo, Enum<?> storageType, OpWriteBlockProto.Builder writeBlockProtoBuilder, int timeoutMs, DFSClient client, Token<BlockTokenIdentifier> accessToken, Promise<Channel> promise) throws IOException { Promise<Void> saslPromise = channel.eventLoop().newPromise(); trySaslNegotiate(conf, channel, dnInfo, timeoutMs, client, accessToken, saslPromise); saslPromise.addListener(new FutureListener<Void>() { @Override public void operationComplete(Future<Void> future) throws Exception { if (future.isSuccess()) { // setup response processing pipeline first, then send request. processWriteBlockResponse(channel, dnInfo, promise, timeoutMs); requestWriteBlock(channel, storageType, writeBlockProtoBuilder); } else { promise.tryFailure(future.cause()); } } }); }
/** Receive OP_WRITE_BLOCK */ private void opWriteBlock(DataInputStream in) throws IOException { final OpWriteBlockProto proto = OpWriteBlockProto.parseFrom(vintPrefixed(in)); writeBlock(PBHelper.convert(proto.getHeader().getBaseHeader().getBlock()), PBHelper.convert(proto.getHeader().getBaseHeader().getToken()), proto.getHeader().getClientName(), PBHelper.convert(proto.getTargetsList()), PBHelper.convert(proto.getSource()), fromProto(proto.getStage()), proto.getPipelineSize(), proto.getMinBytesRcvd(), proto.getMaxBytesRcvd(), proto.getLatestGenerationStamp(), fromProto(proto.getRequestedChecksum()), (proto.hasCachingStrategy() ? getCachingStrategy(proto.getCachingStrategy()) : CachingStrategy.newDefaultStrategy())); }
/** Receive OP_WRITE_BLOCK */ private void opWriteBlock(DataInputStream in) throws IOException { final OpWriteBlockProto proto = OpWriteBlockProto.parseFrom(vintPrefixed(in)); final DatanodeInfo[] targets = PBHelper.convert(proto.getTargetsList()); TraceScope traceScope = continueTraceSpan(proto.getHeader(), proto.getClass().getSimpleName()); 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()), fromProto(proto.getStage()), proto.getPipelineSize(), proto.getMinBytesRcvd(), proto.getMaxBytesRcvd(), proto.getLatestGenerationStamp(), 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(); } }
/** Receive OP_WRITE_BLOCK */ private void opWriteBlock(DataInputStream in) throws IOException { final OpWriteBlockProto proto = OpWriteBlockProto.parseFrom(vintPrefixed(in)); final DatanodeInfo[] targets = PBHelperClient.convert(proto.getTargetsList()); TraceScope traceScope = continueTraceSpan(proto.getHeader(), proto.getClass().getSimpleName()); try { writeBlock(PBHelperClient.convert(proto.getHeader().getBaseHeader().getBlock()), PBHelperClient.convertStorageType(proto.getStorageType()), PBHelperClient.convert(proto.getHeader().getBaseHeader().getToken()), proto.getHeader().getClientName(), targets, PBHelperClient.convertStorageTypes(proto.getTargetStorageTypesList(), targets.length), PBHelperClient.convert(proto.getSource()), fromProto(proto.getStage()), proto.getPipelineSize(), proto.getMinBytesRcvd(), proto.getMaxBytesRcvd(), proto.getLatestGenerationStamp(), fromProto(proto.getRequestedChecksum()), (proto.hasCachingStrategy() ? getCachingStrategy(proto.getCachingStrategy()) : CachingStrategy.newDefaultStrategy()), (proto.hasAllowLazyPersist() ? proto.getAllowLazyPersist() : false), (proto.hasPinning() ? proto.getPinning(): false), (PBHelperClient.convertBooleanList(proto.getTargetPinningsList()))); } finally { if (traceScope != null) traceScope.close(); } }
/** Receive OP_WRITE_BLOCK */ private void opWriteBlock(DataInputStream in) throws IOException { final OpWriteBlockProto proto = OpWriteBlockProto.parseFrom(vintPrefixed(in)); final DatanodeInfo[] targets = PBHelper.convert(proto.getTargetsList()); TraceScope traceScope = continueTraceSpan(proto.getHeader(), proto.getClass().getSimpleName()); 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()), fromProto(proto.getStage()), proto.getPipelineSize(), proto.getMinBytesRcvd(), proto.getMaxBytesRcvd(), proto.getLatestGenerationStamp(), fromProto(proto.getRequestedChecksum()), (proto.hasCachingStrategy() ? getCachingStrategy(proto.getCachingStrategy()) : CachingStrategy.newDefaultStrategy()), (proto.hasAllowLazyPersist() ? proto.getAllowLazyPersist() : false)); } finally { if (traceScope != null) traceScope.close(); } }
@Override public void writeBlock(final ExtendedBlock blk, final Token<BlockTokenIdentifier> blockToken, final String clientName, final DatanodeInfo[] targets, final DatanodeInfo source, final BlockConstructionStage stage, final int pipelineSize, final long minBytesRcvd, final long maxBytesRcvd, final long latestGenerationStamp, DataChecksum requestedChecksum) throws IOException { ClientOperationHeaderProto header = DataTransferProtoUtil.buildClientHeader( blk, clientName, blockToken); ChecksumProto checksumProto = DataTransferProtoUtil.toProto(requestedChecksum); OpWriteBlockProto.Builder proto = OpWriteBlockProto.newBuilder() .setHeader(header) .addAllTargets(PBHelper.convert(targets, 1)) .setStage(toProto(stage)) .setPipelineSize(pipelineSize) .setMinBytesRcvd(minBytesRcvd) .setMaxBytesRcvd(maxBytesRcvd) .setLatestGenerationStamp(latestGenerationStamp) .setRequestedChecksum(checksumProto); if (source != null) { proto.setSource(PBHelper.convertDatanodeInfo(source)); } send(out, Op.WRITE_BLOCK, proto.build()); }
/** Receive OP_WRITE_BLOCK */ private void opWriteBlock(DataInputStream in) throws IOException { final OpWriteBlockProto proto = OpWriteBlockProto.parseFrom(vintPrefixed(in)); writeBlock(PBHelper.convert(proto.getHeader().getBaseHeader().getBlock()), PBHelper.convert(proto.getHeader().getBaseHeader().getToken()), proto.getHeader().getClientName(), PBHelper.convert(proto.getTargetsList()), PBHelper.convert(proto.getSource()), fromProto(proto.getStage()), proto.getPipelineSize(), proto.getMinBytesRcvd(), proto.getMaxBytesRcvd(), proto.getLatestGenerationStamp(), fromProto(proto.getRequestedChecksum())); }
@Override public void writeBlock(final ExtendedBlock blk, final Token<BlockTokenIdentifier> blockToken, final String clientName, final DatanodeInfo[] targets, final DatanodeInfo source, final BlockConstructionStage stage, final int pipelineSize, final long minBytesRcvd, final long maxBytesRcvd, final long latestGenerationStamp, DataChecksum requestedChecksum) throws IOException { ClientOperationHeaderProto header = DataTransferProtoUtil.buildClientHeader(blk, clientName, blockToken); ChecksumProto checksumProto = DataTransferProtoUtil.toProto(requestedChecksum); OpWriteBlockProto.Builder proto = OpWriteBlockProto.newBuilder().setHeader(header) .addAllTargets(PBHelper.convert(targets, 1)) .setStage(toProto(stage)).setPipelineSize(pipelineSize) .setMinBytesRcvd(minBytesRcvd).setMaxBytesRcvd(maxBytesRcvd) .setLatestGenerationStamp(latestGenerationStamp) .setRequestedChecksum(checksumProto); if (source != null) { proto.setSource(PBHelper.convertDatanodeInfo(source)); } send(out, Op.WRITE_BLOCK, proto.build()); }
/** * Receive OP_WRITE_BLOCK */ private void opWriteBlock(DataInputStream in) throws IOException { final OpWriteBlockProto proto = OpWriteBlockProto.parseFrom(vintPrefixed(in)); writeBlock(PBHelper.convert(proto.getHeader().getBaseHeader().getBlock()), PBHelper.convert(proto.getHeader().getBaseHeader().getToken()), proto.getHeader().getClientName(), PBHelper.convert(proto.getTargetsList()), PBHelper.convert(proto.getSource()), fromProto(proto.getStage()), proto.getPipelineSize(), proto.getMinBytesRcvd(), proto.getMaxBytesRcvd(), proto.getLatestGenerationStamp(), fromProto(proto.getRequestedChecksum())); }
private static void requestWriteBlock(Channel channel, Enum<?> storageType, OpWriteBlockProto.Builder writeBlockProtoBuilder) throws IOException { OpWriteBlockProto proto = STORAGE_TYPE_SETTER.set(writeBlockProtoBuilder, storageType).build(); int protoLen = proto.getSerializedSize(); ByteBuf buffer = channel.alloc().buffer(3 + CodedOutputStream.computeRawVarint32Size(protoLen) + protoLen); buffer.writeShort(DataTransferProtocol.DATA_TRANSFER_VERSION); buffer.writeByte(Op.WRITE_BLOCK.code); proto.writeDelimitedTo(new ByteBufOutputStream(buffer)); channel.writeAndFlush(buffer); }
@Override public void writeBlock(final ExtendedBlock blk, final Token<BlockTokenIdentifier> blockToken, final String clientName, final DatanodeInfo[] targets, final DatanodeInfo source, final BlockConstructionStage stage, final int pipelineSize, final long minBytesRcvd, final long maxBytesRcvd, final long latestGenerationStamp, DataChecksum requestedChecksum, final CachingStrategy cachingStrategy) throws IOException { ClientOperationHeaderProto header = DataTransferProtoUtil.buildClientHeader( blk, clientName, blockToken); ChecksumProto checksumProto = DataTransferProtoUtil.toProto(requestedChecksum); OpWriteBlockProto.Builder proto = OpWriteBlockProto.newBuilder() .setHeader(header) .addAllTargets(PBHelper.convert(targets, 1)) .setStage(toProto(stage)) .setPipelineSize(pipelineSize) .setMinBytesRcvd(minBytesRcvd) .setMaxBytesRcvd(maxBytesRcvd) .setLatestGenerationStamp(latestGenerationStamp) .setRequestedChecksum(checksumProto) .setCachingStrategy(getCachingStrategy(cachingStrategy)); if (source != null) { proto.setSource(PBHelper.convertDatanodeInfo(source)); } send(out, Op.WRITE_BLOCK, proto.build()); }
@Override public void writeBlock(final ExtendedBlock blk, final StorageType storageType, final Token<BlockTokenIdentifier> blockToken, final String clientName, final DatanodeInfo[] targets, final StorageType[] targetStorageTypes, final DatanodeInfo source, final BlockConstructionStage stage, final int pipelineSize, final long minBytesRcvd, final long maxBytesRcvd, final long latestGenerationStamp, DataChecksum requestedChecksum, final CachingStrategy cachingStrategy, final boolean allowLazyPersist, final boolean pinning, final boolean[] targetPinnings) throws IOException { ClientOperationHeaderProto header = DataTransferProtoUtil.buildClientHeader( blk, clientName, blockToken); ChecksumProto checksumProto = DataTransferProtoUtil.toProto(requestedChecksum); OpWriteBlockProto.Builder proto = OpWriteBlockProto.newBuilder() .setHeader(header) .setStorageType(PBHelper.convertStorageType(storageType)) .addAllTargets(PBHelper.convert(targets, 1)) .addAllTargetStorageTypes(PBHelper.convertStorageTypes(targetStorageTypes, 1)) .setStage(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.WRITE_BLOCK, proto.build()); }
static BlockConstructionStage fromProto( OpWriteBlockProto.BlockConstructionStage stage) { return BlockConstructionStage.valueOf(stage.name()); }
static OpWriteBlockProto.BlockConstructionStage toProto( BlockConstructionStage stage) { return OpWriteBlockProto.BlockConstructionStage.valueOf(stage.name()); }
@Override public void writeBlock(final ExtendedBlock blk, final StorageType storageType, final Token<BlockTokenIdentifier> blockToken, final String clientName, final DatanodeInfo[] targets, final StorageType[] targetStorageTypes, final DatanodeInfo source, final BlockConstructionStage stage, final int pipelineSize, final long minBytesRcvd, final long maxBytesRcvd, final long latestGenerationStamp, DataChecksum requestedChecksum, final CachingStrategy cachingStrategy, final boolean allowLazyPersist, final boolean pinning, final boolean[] targetPinnings) throws IOException { ClientOperationHeaderProto header = DataTransferProtoUtil.buildClientHeader( blk, clientName, blockToken); ChecksumProto checksumProto = DataTransferProtoUtil.toProto(requestedChecksum); OpWriteBlockProto.Builder proto = OpWriteBlockProto.newBuilder() .setHeader(header) .setStorageType(PBHelperClient.convertStorageType(storageType)) .addAllTargets(PBHelperClient.convert(targets, 1)) .addAllTargetStorageTypes( PBHelperClient.convertStorageTypes(targetStorageTypes, 1)) .setStage(toProto(stage)) .setPipelineSize(pipelineSize) .setMinBytesRcvd(minBytesRcvd) .setMaxBytesRcvd(maxBytesRcvd) .setLatestGenerationStamp(latestGenerationStamp) .setRequestedChecksum(checksumProto) .setCachingStrategy(getCachingStrategy(cachingStrategy)) .setAllowLazyPersist(allowLazyPersist) .setPinning(pinning) .addAllTargetPinnings(PBHelperClient.convert(targetPinnings, 1)); if (source != null) { proto.setSource(PBHelperClient.convertDatanodeInfo(source)); } send(out, Op.WRITE_BLOCK, proto.build()); }
@Override public void writeBlock(final ExtendedBlock blk, final StorageType storageType, final Token<BlockTokenIdentifier> blockToken, final String clientName, final DatanodeInfo[] targets, final StorageType[] targetStorageTypes, final DatanodeInfo source, final BlockConstructionStage stage, final int pipelineSize, final long minBytesRcvd, final long maxBytesRcvd, final long latestGenerationStamp, DataChecksum requestedChecksum, final CachingStrategy cachingStrategy, final boolean allowLazyPersist) throws IOException { ClientOperationHeaderProto header = DataTransferProtoUtil.buildClientHeader( blk, clientName, blockToken); ChecksumProto checksumProto = DataTransferProtoUtil.toProto(requestedChecksum); OpWriteBlockProto.Builder proto = OpWriteBlockProto.newBuilder() .setHeader(header) .setStorageType(PBHelper.convertStorageType(storageType)) .addAllTargets(PBHelper.convert(targets, 1)) .addAllTargetStorageTypes(PBHelper.convertStorageTypes(targetStorageTypes, 1)) .setStage(toProto(stage)) .setPipelineSize(pipelineSize) .setMinBytesRcvd(minBytesRcvd) .setMaxBytesRcvd(maxBytesRcvd) .setLatestGenerationStamp(latestGenerationStamp) .setRequestedChecksum(checksumProto) .setCachingStrategy(getCachingStrategy(cachingStrategy)) .setAllowLazyPersist(allowLazyPersist); if (source != null) { proto.setSource(PBHelper.convertDatanodeInfo(source)); } send(out, Op.WRITE_BLOCK, proto.build()); }
private static List<Future<Channel>> connectToDataNodes(Configuration conf, DFSClient client, String clientName, LocatedBlock locatedBlock, long maxBytesRcvd, long latestGS, BlockConstructionStage stage, DataChecksum summer, EventLoopGroup eventLoopGroup, Class<? extends Channel> channelClass) { Enum<?>[] storageTypes = locatedBlock.getStorageTypes(); DatanodeInfo[] datanodeInfos = locatedBlock.getLocations(); boolean connectToDnViaHostname = conf.getBoolean(DFS_CLIENT_USE_DN_HOSTNAME, DFS_CLIENT_USE_DN_HOSTNAME_DEFAULT); int timeoutMs = conf.getInt(DFS_CLIENT_SOCKET_TIMEOUT_KEY, READ_TIMEOUT); ExtendedBlock blockCopy = new ExtendedBlock(locatedBlock.getBlock()); blockCopy.setNumBytes(locatedBlock.getBlockSize()); ClientOperationHeaderProto header = ClientOperationHeaderProto.newBuilder() .setBaseHeader(BaseHeaderProto.newBuilder().setBlock(PB_HELPER.convert(blockCopy)) .setToken(PB_HELPER.convert(locatedBlock.getBlockToken()))) .setClientName(clientName).build(); ChecksumProto checksumProto = DataTransferProtoUtil.toProto(summer); OpWriteBlockProto.Builder writeBlockProtoBuilder = OpWriteBlockProto.newBuilder() .setHeader(header).setStage(OpWriteBlockProto.BlockConstructionStage.valueOf(stage.name())) .setPipelineSize(1).setMinBytesRcvd(locatedBlock.getBlock().getNumBytes()) .setMaxBytesRcvd(maxBytesRcvd).setLatestGenerationStamp(latestGS) .setRequestedChecksum(checksumProto) .setCachingStrategy(CachingStrategyProto.newBuilder().setDropBehind(true).build()); List<Future<Channel>> futureList = new ArrayList<>(datanodeInfos.length); for (int i = 0; i < datanodeInfos.length; i++) { DatanodeInfo dnInfo = datanodeInfos[i]; Enum<?> storageType = storageTypes[i]; Promise<Channel> promise = eventLoopGroup.next().newPromise(); futureList.add(promise); String dnAddr = dnInfo.getXferAddr(connectToDnViaHostname); new Bootstrap().group(eventLoopGroup).channel(channelClass) .option(CONNECT_TIMEOUT_MILLIS, timeoutMs).handler(new ChannelInitializer<Channel>() { @Override protected void initChannel(Channel ch) throws Exception { // we need to get the remote address of the channel so we can only move on after // channel connected. Leave an empty implementation here because netty does not allow // a null handler. } }).connect(NetUtils.createSocketAddr(dnAddr)).addListener(new ChannelFutureListener() { @Override public void operationComplete(ChannelFuture future) throws Exception { if (future.isSuccess()) { initialize(conf, future.channel(), dnInfo, storageType, writeBlockProtoBuilder, timeoutMs, client, locatedBlock.getBlockToken(), promise); } else { promise.tryFailure(future.cause()); } } }); } return futureList; }
