Package org.apache.hadoop.hdfs.protocol.proto.DataTransferProtos

Examples of org.apache.hadoop.hdfs.protocol.proto.DataTransferProtos.Status

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    DataInputStream mirrorIn = null;    // reply from next target
    Socket mirrorSock = null;           // socket to next target
    BlockReceiver blockReceiver = null; // responsible for data handling
    String mirrorNode = null;           // the name:port of next target
    String firstBadLink = "";           // first datanode that failed in connection setup
    Status mirrorInStatus = SUCCESS;
    try {
      if (isDatanode ||
          stage != BlockConstructionStage.PIPELINE_CLOSE_RECOVERY) {
        // open a block receiver
        blockReceiver = new BlockReceiver(block, in,
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      return;
    }

    Socket proxySock = null;
    DataOutputStream proxyOut = null;
    Status opStatus = SUCCESS;
    String errMsg = null;
    BlockReceiver blockReceiver = null;
    DataInputStream proxyReply = null;
   
    try {
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    // connects to the first datanode in the pipeline
    // Returns true if success, otherwise return failure.
    //
    private boolean createBlockOutputStream(DatanodeInfo[] nodes, long newGS,
        boolean recoveryFlag) {
      Status pipelineStatus = SUCCESS;
      String firstBadLink = "";
      if (DFSClient.LOG.isDebugEnabled()) {
        for (int i = 0; i < nodes.length; i++) {
          DFSClient.LOG.debug("pipeline = " + nodes[i]);
        }
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            }
           
            long seqno = ack.getSeqno();
            // processes response status from datanodes.
            for (int i = ack.getNumOfReplies()-1; i >=0  && dfsClient.clientRunning; i--) {
              final Status reply = ack.getReply(i);
              if (reply != SUCCESS) {
                errorIndex = i; // first bad datanode
                throw new IOException("Bad response " + reply +
                    " for block " + block +
                    " from datanode " +
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    // connects to the first datanode in the pipeline
    // Returns true if success, otherwise return failure.
    //
    private boolean createBlockOutputStream(DatanodeInfo[] nodes, long newGS,
        boolean recoveryFlag) {
      Status pipelineStatus = SUCCESS;
      String firstBadLink = "";
      if (DFSClient.LOG.isDebugEnabled()) {
        for (int i = 0; i < nodes.length; i++) {
          DFSClient.LOG.debug("pipeline = " + nodes[i].getName());
        }
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            }
           
            long seqno = ack.getSeqno();
            // processes response status from datanodes.
            for (int i = ack.getNumOfReplies()-1; i >=0  && dfsClient.clientRunning; i--) {
              final Status reply = ack.getReply(i);
              if (reply != SUCCESS) {
                errorIndex = i; // first bad datanode
                throw new IOException("Bad response " + reply +
                    " for block " + block +
                    " from datanode " +
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                LOG.info("Received block " + block + " of size "
                    + block.getNumBytes() + " from " + inAddr);
              }
            }

            Status myStatus = pkt == null ? Status.SUCCESS : pkt.ackStatus;
            // construct my ack message
            Status[] replies = null;
            if (mirrorError) { // ack read error
              replies = new Status[2];
              replies[0] = myStatus;
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                LOG.info("Received " + block + " size "
                    + block.getNumBytes() + " from " + inAddr);
              }
            }

            Status myStatus = pkt == null ? Status.SUCCESS : pkt.ackStatus;
            // construct my ack message
            Status[] replies = null;
            if (mirrorError) { // ack read error
              replies = new Status[2];
              replies[0] = myStatus;
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    DataInputStream mirrorIn = null;    // reply from next target
    Socket mirrorSock = null;           // socket to next target
    BlockReceiver blockReceiver = null; // responsible for data handling
    String mirrorNode = null;           // the name:port of next target
    String firstBadLink = "";           // first datanode that failed in connection setup
    Status mirrorInStatus = SUCCESS;
    final String storageUuid;
    try {
      if (isDatanode ||
          stage != BlockConstructionStage.PIPELINE_CLOSE_RECOVERY) {
        // open a block receiver
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      return;
    }

    Socket proxySock = null;
    DataOutputStream proxyOut = null;
    Status opStatus = SUCCESS;
    String errMsg = null;
    BlockReceiver blockReceiver = null;
    DataInputStream proxyReply = null;
   
    try {
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Related Classes of org.apache.hadoop.hdfs.protocol.proto.DataTransferProtos.Status

  • org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer
  • org.apache.hadoop.hdfs.DFSOutputStream$DataStreamer$ResponseProcessor
  • org.apache.hadoop.hdfs.server.datanode.BlockReceiver$PacketResponder
  • org.apache.hadoop.hdfs.server.datanode.DataXceiver
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