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  1. Hadoop HDFS
  2. HDFS-379

Cleanup and Document HDFS Client Intefaces and Protocol

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Details

    • Improvement
    • Status: Resolved
    • Major
    • Resolution: Fixed
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    Description

      Cleanup and Document HDFS Client Intefaces and Protocol

      The HDFS Client Interface/Protocols are

      • Client to Namenode RPC protocol
      • Client to Datanode RPC protocol
      • Client to Datanode Streaming protocol

      Work Items

      • Cleanup FSConstants - HADOOP-4006
      • Remove Unnecessary datatypes
        • Remove DFSFileInfo - FileStatus is sufficient. - HADOOP-4007
      • Make the Client-Datanode streaming protocol concrete - HADOOP-4008
        The message exchange could be made concrete by declaring message data types contains the fields being marshaled.
      • Declare the exceptions in the interface and also in class FileSystem and rethrow the encapsulated exception. HADOOP-4009

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            sanjay.radia Sanjay Radia
            sanjay.radia Sanjay Radia
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              Created:
              Updated:
              Resolved: