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  1. Hadoop HDFS
  2. HDFS-13891 HDFS RBF stabilization phase I
  3. HDFS-14422

RBF: Router shouldn't allow READ operations in safe mode

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    Details

    • Type: Sub-task
    • Status: Resolved
    • Priority: Major
    • Resolution: Fixed
    • Affects Version/s: None
    • Fix Version/s: 3.3.0, HDFS-13891
    • Component/s: None
    • Labels:
      None
    • Hadoop Flags:
      Reviewed

      Description

      We are currently seeing:

      org.apache.hadoop.hdfs.server.federation.store.StateStoreUnavailableException: Mount Table not initialized
      at org.apache.hadoop.hdfs.server.federation.resolver.MountTableResolver.verifyMountTable(MountTableResolver.java:521)
      at org.apache.hadoop.hdfs.server.federation.resolver.MountTableResolver.getDestinationForPath(MountTableResolver.java:394)
      at org.apache.hadoop.hdfs.server.federation.resolver.MultipleDestinationMountTableResolver.getDestinationForPath(MultipleDestinationMountTableResolver.java:87)
      at org.apache.hadoop.hdfs.server.federation.router.RouterRpcServer.getLocationsForPath(RouterRpcServer.java:1258)
      at org.apache.hadoop.hdfs.server.federation.router.RouterClientProtocol.getFileInfo(RouterClientProtocol.java:747)
      at org.apache.hadoop.hdfs.server.federation.router.RouterRpcServer.getFileInfo(RouterRpcServer.java:749)
      at org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolServerSideTranslatorPB.getFileInfo(ClientNamenodeProtocolServerSideTranslatorPB.java:881)
      at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos$ClientNamenodeProtocol$2.callBlockingMethod(ClientNamenodeProtocolProtos.java)
      at org.apache.hadoop.ipc.ProtobufRpcEngine$Server$ProtoBufRpcInvoker.call(ProtobufRpcEngine.java:513)
      at org.apache.hadoop.ipc.RPC$Server.call(RPC.java:1011)
      at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:871)
      at org.apache.hadoop.ipc.Server$RpcCall.run(Server.java:817)
      at java.security.AccessController.doPrivileged(Native Method)
      at javax.security.auth.Subject.doAs(Subject.java:422)
      at org.apache.hadoop.security.UserGroupInformation.doAs(UserGroupInformation.java:1915)
      at org.apache.hadoop.ipc.Server$Handler.run(Server.java:2621)

      The Namenode allows READ operations but for the Router not being able to access the State Store also hits the read operations.

        Attachments

        1. HDFS-14422-HDFS-13891.000.patch
          1 kB
          Íñigo Goiri
        2. HDFS-14422-HDFS-13891.001.patch
          7 kB
          Íñigo Goiri

          Activity

            People

            • Assignee:
              elgoiri Íñigo Goiri
              Reporter:
              elgoiri Íñigo Goiri
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              Dates

              • Created:
                Updated:
                Resolved: