Examples with ChunkInfo org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ChunkInfo used on opensource projects

Example 1 with ChunkInfo

use of org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ChunkInfo in project ozone by apache.

the class DatanodeChunkGenerator method writeChunk.

private void writeChunk(long stepNo) throws Exception {
    // Always use this fake blockid.
    DatanodeBlockID blockId = DatanodeBlockID.newBuilder().setContainerID(1L).setLocalID(stepNo % 20).build();
    ChunkInfo chunkInfo = ChunkInfo.newBuilder().setChunkName(getPrefix() + "_testdata_chunk_" + stepNo).setOffset((stepNo / 20) * chunkSize).setLen(chunkSize).setChecksumData(checksumProtobuf).build();
    WriteChunkRequestProto.Builder writeChunkRequest = WriteChunkRequestProto.newBuilder().setBlockID(blockId).setChunkData(chunkInfo).setData(dataToWrite);
    XceiverClientSpi clientSpi = xceiverClients.get((int) (stepNo % (xceiverClients.size())));
    sendWriteChunkRequest(blockId, writeChunkRequest, clientSpi);
}

Example 2 with ChunkInfo

use of org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ChunkInfo in project ozone by apache.

the class TestChunkInputStream method connectsToNewPipeline.

@Test
public void connectsToNewPipeline() throws Exception {
    // GIVEN
    Pipeline pipeline = MockPipeline.createSingleNodePipeline();
    Pipeline newPipeline = MockPipeline.createSingleNodePipeline();
    XceiverClientFactory clientFactory = mock(XceiverClientFactory.class);
    XceiverClientSpi client = mock(XceiverClientSpi.class);
    when(clientFactory.acquireClientForReadData(pipeline)).thenReturn(client);
    AtomicReference<Pipeline> pipelineRef = new AtomicReference<>(pipeline);
    ChunkInputStream subject = new ChunkInputStream(chunkInfo, null, clientFactory, pipelineRef::get, false, null) {

        @Override
        protected ByteBuffer[] readChunk(ChunkInfo readChunkInfo) {
            return ByteString.copyFrom(chunkData).asReadOnlyByteBufferList().toArray(new ByteBuffer[0]);
        }
    };
    try {
        // WHEN
        subject.unbuffer();
        pipelineRef.set(newPipeline);
        int b = subject.read();
        // THEN
        Assert.assertNotEquals(-1, b);
        verify(clientFactory).acquireClientForReadData(newPipeline);
    } finally {
        subject.close();
    }
}

Example 3 with ChunkInfo

use of org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ChunkInfo in project ozone by apache.

the class TestContainerCommandRequestMessage method newPutSmallFile.

static ContainerCommandRequestProto newPutSmallFile(BlockID blockID, ByteString data) {
    final BlockData.Builder blockData = BlockData.newBuilder().setBlockID(blockID.getDatanodeBlockIDProtobuf());
    final PutBlockRequestProto.Builder putBlockRequest = PutBlockRequestProto.newBuilder().setBlockData(blockData);
    final KeyValue keyValue = KeyValue.newBuilder().setKey("OverWriteRequested").setValue("true").build();
    final ChunkInfo chunk = ChunkInfo.newBuilder().setChunkName(blockID.getLocalID() + "_chunk").setOffset(0).setLen(data.size()).addMetadata(keyValue).setChecksumData(checksum(data).getProtoBufMessage()).build();
    final PutSmallFileRequestProto putSmallFileRequest = PutSmallFileRequestProto.newBuilder().setChunkInfo(chunk).setBlock(putBlockRequest).setData(data).build();
    return ContainerCommandRequestProto.newBuilder().setCmdType(Type.PutSmallFile).setContainerID(blockID.getContainerID()).setDatanodeUuid(UUID.randomUUID().toString()).setPutSmallFile(putSmallFileRequest).build();
}

Example 4 with ChunkInfo

use of org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ChunkInfo in project ozone by apache.

the class TestContainerCommandRequestMessage method newWriteChunk.

static ContainerCommandRequestProto newWriteChunk(BlockID blockID, ByteString data) {
    final ChunkInfo chunk = ChunkInfo.newBuilder().setChunkName(blockID.getLocalID() + "_chunk_" + 1).setOffset(0).setLen(data.size()).setChecksumData(checksum(data).getProtoBufMessage()).build();
    final WriteChunkRequestProto.Builder writeChunkRequest = WriteChunkRequestProto.newBuilder().setBlockID(blockID.getDatanodeBlockIDProtobuf()).setChunkData(chunk).setData(data);
    return ContainerCommandRequestProto.newBuilder().setCmdType(Type.WriteChunk).setContainerID(blockID.getContainerID()).setDatanodeUuid(UUID.randomUUID().toString()).setWriteChunk(writeChunkRequest).build();
}

Example 5 with ChunkInfo

use of org.apache.hadoop.hdds.protocol.datanode.proto.ContainerProtos.ChunkInfo in project ozone by apache.

the class TestBlockInputStream method testRefreshOnReadFailure.

@Test
public void testRefreshOnReadFailure() throws Exception {
    // GIVEN
    BlockID blockID = new BlockID(new ContainerBlockID(1, 1));
    Pipeline pipeline = MockPipeline.createSingleNodePipeline();
    Pipeline newPipeline = MockPipeline.createSingleNodePipeline();
    final int len = 200;
    final ChunkInputStream stream = mock(ChunkInputStream.class);
    when(stream.read(any(), anyInt(), anyInt())).thenThrow(new StorageContainerException("test", CONTAINER_NOT_FOUND)).thenReturn(len);
    when(stream.getRemaining()).thenReturn((long) len);
    when(refreshPipeline.apply(blockID)).thenReturn(newPipeline);
    BlockInputStream subject = new DummyBlockInputStream(blockID, blockSize, pipeline, null, false, null, refreshPipeline, chunks, null) {

        @Override
        protected ChunkInputStream createChunkInputStream(ChunkInfo chunkInfo) {
            return stream;
        }
    };
    try {
        subject.initialize();
        // WHEN
        byte[] b = new byte[len];
        int bytesRead = subject.read(b, 0, len);
        // THEN
        Assert.assertEquals(len, bytesRead);
        verify(refreshPipeline).apply(blockID);
    } finally {
        subject.close();
    }
}