Package org.apache.hadoop.hdfs.server.protocol

Examples of org.apache.hadoop.hdfs.server.protocol.ReplicaRecoveryInfo

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    BInfo binfo = map.get(b.getLocalBlock());
    if (binfo == null) {
      throw new IOException("No such Block " + b ); 
    }

    return new ReplicaRecoveryInfo(binfo.getBlockId(), binfo.getBytesOnDisk(),
        binfo.getGenerationStamp(),
        binfo.isFinalized()?ReplicaState.FINALIZED : ReplicaState.RBW);
  }
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        BPOfferService bpos = blockPoolManager.get(blookPoolId);
        DatanodeRegistration bpReg = bpos.bpRegistration;
        InterDatanodeProtocol datanode = bpReg.equals(id)?
            this: DataNode.createInterDataNodeProtocolProxy(id, getConf(),
                dnConf.socketTimeout, dnConf.connectToDnViaHostname);
        ReplicaRecoveryInfo info = callInitReplicaRecovery(datanode, rBlock);
        if (info != null &&
            info.getGenerationStamp() >= block.getGenerationStamp() &&
            info.getNumBytes() > 0) {
          syncList.add(new BlockRecord(id, datanode, info));
        }
      } catch (RecoveryInProgressException ripE) {
        InterDatanodeProtocol.LOG.warn(
            "Recovery for replica " + block + " on data-node " + id
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        + "\n  recoveryId=" + recoveryId
        + "\n  original=" + original;
  }

  public ReplicaRecoveryInfo createInfo() {
    return new ReplicaRecoveryInfo(original.getBlockId(),
        original.getBytesOnDisk(), original.getGenerationStamp(),
        original.getState());
  }
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    if(LOG.isDebugEnabled()) {
      LOG.debug("Running " + GenericTestUtils.getMethodName());
    }
   
    // rbw and finalized replicas have the same length
    ReplicaRecoveryInfo replica1 = new ReplicaRecoveryInfo(BLOCK_ID,
        REPLICA_LEN1, GEN_STAMP-1, ReplicaState.FINALIZED);
    ReplicaRecoveryInfo replica2 = new ReplicaRecoveryInfo(BLOCK_ID,
        REPLICA_LEN1, GEN_STAMP-2, ReplicaState.RWR);

    InterDatanodeProtocol dn1 = mock(InterDatanodeProtocol.class);
    InterDatanodeProtocol dn2 = mock(InterDatanodeProtocol.class);

    testSyncReplicas(replica1, replica2, dn1, dn2, REPLICA_LEN1);
    verify(dn1).updateReplicaUnderRecovery(block, RECOVERY_ID, REPLICA_LEN1);
    verify(dn2, never()).updateReplicaUnderRecovery(
        block, RECOVERY_ID, REPLICA_LEN1);
   
    // rbw replica has a different length from the finalized one
    replica1 = new ReplicaRecoveryInfo(BLOCK_ID,
        REPLICA_LEN1, GEN_STAMP-1, ReplicaState.FINALIZED);
    replica2 = new ReplicaRecoveryInfo(BLOCK_ID,
        REPLICA_LEN2, GEN_STAMP-2, ReplicaState.RBW);

    dn1 = mock(InterDatanodeProtocol.class);
    dn2 = mock(InterDatanodeProtocol.class);
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  @Test
  public void testRBWReplicas() throws IOException {
    if(LOG.isDebugEnabled()) {
      LOG.debug("Running " + GenericTestUtils.getMethodName());
    }
    ReplicaRecoveryInfo replica1 = new ReplicaRecoveryInfo(BLOCK_ID,
        REPLICA_LEN1, GEN_STAMP-1, ReplicaState.RBW);
    ReplicaRecoveryInfo replica2 = new ReplicaRecoveryInfo(BLOCK_ID,
        REPLICA_LEN2, GEN_STAMP-2, ReplicaState.RBW);

    InterDatanodeProtocol dn1 = mock(InterDatanodeProtocol.class);
    InterDatanodeProtocol dn2 = mock(InterDatanodeProtocol.class);
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  @Test
  public void testRBW_RWRReplicas() throws IOException {
    if(LOG.isDebugEnabled()) {
      LOG.debug("Running " + GenericTestUtils.getMethodName());
    }
    ReplicaRecoveryInfo replica1 = new ReplicaRecoveryInfo(BLOCK_ID,
        REPLICA_LEN1, GEN_STAMP-1, ReplicaState.RBW);
    ReplicaRecoveryInfo replica2 = new ReplicaRecoveryInfo(BLOCK_ID,
        REPLICA_LEN1, GEN_STAMP-2, ReplicaState.RWR);

    InterDatanodeProtocol dn1 = mock(InterDatanodeProtocol.class);
    InterDatanodeProtocol dn2 = mock(InterDatanodeProtocol.class);
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  @Test
  public void testRWRReplicas() throws IOException {
    if(LOG.isDebugEnabled()) {
      LOG.debug("Running " + GenericTestUtils.getMethodName());
    }
    ReplicaRecoveryInfo replica1 = new ReplicaRecoveryInfo(BLOCK_ID,
        REPLICA_LEN1, GEN_STAMP-1, ReplicaState.RWR);
    ReplicaRecoveryInfo replica2 = new ReplicaRecoveryInfo(BLOCK_ID,
        REPLICA_LEN2, GEN_STAMP-2, ReplicaState.RWR);

    InterDatanodeProtocol dn1 = mock(InterDatanodeProtocol.class);
    InterDatanodeProtocol dn2 = mock(InterDatanodeProtocol.class);
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  public void testZeroLenReplicas() throws IOException, InterruptedException {
    if(LOG.isDebugEnabled()) {
      LOG.debug("Running " + GenericTestUtils.getMethodName());
    }
    DataNode spyDN = spy(dn);
    doReturn(new ReplicaRecoveryInfo(block.getBlockId(), 0,
        block.getGenerationStamp(), ReplicaState.FINALIZED)).when(spyDN).
        initReplicaRecovery(any(RecoveringBlock.class));
    Daemon d = spyDN.recoverBlocks("fake NN", initRecoveringBlocks());
    d.join();
    DatanodeProtocol dnP = dn.getActiveNamenodeForBP(POOL_ID);
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  private List<BlockRecord> initBlockRecords(DataNode spyDN) throws IOException {
    List<BlockRecord> blocks = new ArrayList<BlockRecord>(1);
    DatanodeRegistration dnR = dn.getDNRegistrationForBP(block.getBlockPoolId());
    BlockRecord blockRecord = new BlockRecord(
        new DatanodeID(dnR), spyDN,
        new ReplicaRecoveryInfo(block.getBlockId(), block.getNumBytes(),
            block.getGenerationStamp(), ReplicaState.FINALIZED));
    blocks.add(blockRecord);
    return blocks;
  }
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  @Test
  public void testFinalizedReplicas () throws IOException {
    if(LOG.isDebugEnabled()) {
      LOG.debug("Running " + GenericTestUtils.getMethodName());
    }
    ReplicaRecoveryInfo replica1 = new ReplicaRecoveryInfo(BLOCK_ID,
        REPLICA_LEN1, GEN_STAMP-1, ReplicaState.FINALIZED);
    ReplicaRecoveryInfo replica2 = new ReplicaRecoveryInfo(BLOCK_ID,
        REPLICA_LEN1, GEN_STAMP-2, ReplicaState.FINALIZED);

    InterDatanodeProtocol dn1 = mock(InterDatanodeProtocol.class);
    InterDatanodeProtocol dn2 = mock(InterDatanodeProtocol.class);

    testSyncReplicas(replica1, replica2, dn1, dn2, REPLICA_LEN1);
    verify(dn1).updateReplicaUnderRecovery(block, RECOVERY_ID, REPLICA_LEN1);
    verify(dn2).updateReplicaUnderRecovery(block, RECOVERY_ID, REPLICA_LEN1);   

    // two finalized replicas have different length
    replica1 = new ReplicaRecoveryInfo(BLOCK_ID,
        REPLICA_LEN1, GEN_STAMP-1, ReplicaState.FINALIZED);
    replica2 = new ReplicaRecoveryInfo(BLOCK_ID,
        REPLICA_LEN2, GEN_STAMP-2, ReplicaState.FINALIZED);

    try {
      testSyncReplicas(replica1, replica2, dn1, dn2, REPLICA_LEN1);
      Assert.fail("Two finalized replicas should not have different lengthes!");
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Related Classes of org.apache.hadoop.hdfs.server.protocol.ReplicaRecoveryInfo

  • org.apache.hadoop.hdfs.protocolPB.InterDatanodeProtocolServerSideTranslatorPB
  • org.apache.hadoop.hdfs.protocolPB.InterDatanodeProtocolTranslatorPB
  • org.apache.hadoop.hdfs.server.datanode.DataNode
  • org.apache.hadoop.hdfs.server.datanode.fsdataset.impl.TestInterDatanodeProtocol
  • org.apache.hadoop.hdfs.server.datanode.ReplicaUnderRecovery
  • org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset
  • org.apache.hadoop.hdfs.server.datanode.TestBlockRecovery
  • org.apache.hadoop.hdfs.server.datanode.TestInterDatanodeProtocol
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