Package org.apache.hadoop.nfs.nfs3.request

Examples of org.apache.hadoop.nfs.nfs3.request.READ3Request

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    if (dfsClient == null) {
      response.setStatus(Nfs3Status.NFS3ERR_SERVERFAULT);
      return response;
    }
   
    MKDIR3Request request = null;

    try {
      request = new MKDIR3Request(xdr);
    } catch (IOException e) {
      LOG.error("Invalid MKDIR request");
      return new MKDIR3Response(Nfs3Status.NFS3ERR_INVAL);
    }
    FileHandle dirHandle = request.getHandle();
    String fileName = request.getName();

    if (request.getObjAttr().getUpdateFields().contains(SetAttrField.SIZE)) {
      LOG.error("Setting file size is not supported when mkdir: " + fileName
          + " in dirHandle" + dirHandle);
      return new MKDIR3Response(Nfs3Status.NFS3ERR_INVAL);
    }

    String dirFileIdPath = Nfs3Utils.getFileIdPath(dirHandle);
    Nfs3FileAttributes preOpDirAttr = null;
    Nfs3FileAttributes postOpDirAttr = null;
    Nfs3FileAttributes postOpObjAttr = null;
    FileHandle objFileHandle = null;
    try {
      preOpDirAttr = Nfs3Utils.getFileAttr(dfsClient, dirFileIdPath, iug);
      if (preOpDirAttr == null) {
        LOG.info("Can't get path for dir fileId:" + dirHandle.getFileId());
        return new MKDIR3Response(Nfs3Status.NFS3ERR_STALE);
      }

      if (!checkAccessPrivilege(client, AccessPrivilege.READ_WRITE)) {
        return new MKDIR3Response(Nfs3Status.NFS3ERR_ACCES, null, preOpDirAttr,
            new WccData(Nfs3Utils.getWccAttr(preOpDirAttr), preOpDirAttr));
      }
     
      final String fileIdPath = dirFileIdPath + "/" + fileName;
      SetAttr3 setAttr3 = request.getObjAttr();
      FsPermission permission = setAttr3.getUpdateFields().contains(
          SetAttrField.MODE) ? new FsPermission((short) setAttr3.getMode())
          : FsPermission.getDefault().applyUMask(umask);

      if (!dfsClient.mkdirs(fileIdPath, permission, false)) {
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    if (dfsClient == null) {
      response.setStatus(Nfs3Status.NFS3ERR_SERVERFAULT);
      return response;
    }
   
    PATHCONF3Request request = null;
    try {
      request = new PATHCONF3Request(xdr);
    } catch (IOException e) {
      LOG.error("Invalid PATHCONF request");
      return new PATHCONF3Response(Nfs3Status.NFS3ERR_INVAL);
    }

    FileHandle handle = request.getHandle();
    Nfs3FileAttributes attrs;

    if (LOG.isDebugEnabled()) {
      LOG.debug("NFS PATHCONF fileId: " + handle.getFileId());
    }
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    if (dfsClient == null) {
      response.setStatus(Nfs3Status.NFS3ERR_SERVERFAULT);
      return response;
    }
   
    READ3Request request = null;

    try {
      request = new READ3Request(xdr);
    } catch (IOException e) {
      LOG.error("Invalid READ request");
      return new READ3Response(Nfs3Status.NFS3ERR_INVAL);
    }

    long offset = request.getOffset();
    int count = request.getCount();

    FileHandle handle = request.getHandle();
    if (LOG.isDebugEnabled()) {
      LOG.debug("NFS READ fileId: " + handle.getFileId() + " offset: " + offset
          + " count: " + count);
    }
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    if (dfsClient == null) {
      response.setStatus(Nfs3Status.NFS3ERR_SERVERFAULT);
      return response;
    }
   
    READ3Request request = null;

    try {
      request = new READ3Request(xdr);
    } catch (IOException e) {
      LOG.error("Invalid READ request");
      return new READ3Response(Nfs3Status.NFS3ERR_INVAL);
    }

    long offset = request.getOffset();
    int count = request.getCount();

    FileHandle handle = request.getHandle();
    if (LOG.isDebugEnabled()) {
      LOG.debug("NFS READ fileId: " + handle.getFileId() + " offset: " + offset
          + " count: " + count);
    }
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          new InetSocketAddress("localhost", 1234));

      waitWrite(nfsd, handle, 60000);

      // Readback
      READ3Request readReq = new READ3Request(handle, 0, 10);
      XDR readXdr = new XDR();
      readReq.serialize(readXdr);
      READ3Response readRsp = nfsd.read(readXdr.asReadOnlyWrap(),
          securityHandler, new InetSocketAddress("localhost", 1234));

      assertTrue(Arrays.equals(buffer, readRsp.getData().array()));

      // Test FILE_SYNC

      // Create file2
      CREATE3Request createReq2 = new CREATE3Request(rootHandle, "file2",
          Nfs3Constant.CREATE_UNCHECKED, new SetAttr3(), 0);
      XDR createXdr2 = new XDR();
      createReq2.serialize(createXdr2);
      CREATE3Response createRsp2 = nfsd.create(createXdr2.asReadOnlyWrap(),
          securityHandler, new InetSocketAddress("localhost", 1234));
      FileHandle handle2 = createRsp2.getObjHandle();

      WRITE3Request writeReq2 = new WRITE3Request(handle2, 0, 10,
          WriteStableHow.FILE_SYNC, ByteBuffer.wrap(buffer));
      XDR writeXdr2 = new XDR();
      writeReq2.serialize(writeXdr2);
      nfsd.write(writeXdr2.asReadOnlyWrap(), null, 1, securityHandler,
          new InetSocketAddress("localhost", 1234));

      waitWrite(nfsd, handle2, 60000);

      // Readback
      READ3Request readReq2 = new READ3Request(handle2, 0, 10);
      XDR readXdr2 = new XDR();
      readReq2.serialize(readXdr2);
      READ3Response readRsp2 = nfsd.read(readXdr2.asReadOnlyWrap(),
          securityHandler, new InetSocketAddress("localhost", 1234));

      assertTrue(Arrays.equals(buffer, readRsp2.getData().array()));
      // FILE_SYNC should sync the file size
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    if (dfsClient == null) {
      response.setStatus(Nfs3Status.NFS3ERR_SERVERFAULT);
      return response;
    }
   
    READ3Request request = null;

    try {
      request = new READ3Request(xdr);
    } catch (IOException e) {
      LOG.error("Invalid READ request");
      return new READ3Response(Nfs3Status.NFS3ERR_INVAL);
    }

    long offset = request.getOffset();
    int count = request.getCount();

    FileHandle handle = request.getHandle();
    if (LOG.isDebugEnabled()) {
      LOG.debug("NFS READ fileId: " + handle.getFileId() + " offset: " + offset
          + " count: " + count);
    }
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    if (dfsClient == null) {
      response.setStatus(Nfs3Status.NFS3ERR_SERVERFAULT);
      return response;
    }
   
    READ3Request request = null;

    try {
      request = new READ3Request(xdr);
    } catch (IOException e) {
      LOG.error("Invalid READ request");
      return new READ3Response(Nfs3Status.NFS3ERR_INVAL);
    }

    long offset = request.getOffset();
    int count = request.getCount();

   
    FileHandle handle = request.getHandle();
    if (LOG.isDebugEnabled()) {
      LOG.debug("NFS READ fileId: " + handle.getFileId() + " offset: " + offset
          + " count: " + count);
    }
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    if (dfsClient == null) {
      response.setStatus(Nfs3Status.NFS3ERR_SERVERFAULT);
      return response;
    }
   
    READ3Request request = null;

    try {
      request = new READ3Request(xdr);
    } catch (IOException e) {
      LOG.error("Invalid READ request");
      return new READ3Response(Nfs3Status.NFS3ERR_INVAL);
    }

    long offset = request.getOffset();
    int count = request.getCount();

   
    FileHandle handle = request.getHandle();
    if (LOG.isDebugEnabled()) {
      LOG.debug("NFS READ fileId: " + handle.getFileId() + " offset: " + offset
          + " count: " + count);
    }
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          InetAddress.getLocalHost());

      waitWrite(nfsd, handle, 60000);

      // Readback
      READ3Request readReq = new READ3Request(handle, 0, 10);
      XDR readXdr = new XDR();
      readReq.serialize(readXdr);
      READ3Response readRsp = nfsd.read(readXdr.asReadOnlyWrap(),
          securityHandler, InetAddress.getLocalHost());

      assertTrue(Arrays.equals(buffer, readRsp.getData().array()));

      // Test FILE_SYNC

      // Create file2
      CREATE3Request createReq2 = new CREATE3Request(rootHandle, "file2",
          Nfs3Constant.CREATE_UNCHECKED, new SetAttr3(), 0);
      XDR createXdr2 = new XDR();
      createReq2.serialize(createXdr2);
      CREATE3Response createRsp2 = nfsd.create(createXdr2.asReadOnlyWrap(),
          securityHandler, InetAddress.getLocalHost());
      FileHandle handle2 = createRsp2.getObjHandle();

      WRITE3Request writeReq2 = new WRITE3Request(handle2, 0, 10,
          WriteStableHow.FILE_SYNC, ByteBuffer.wrap(buffer));
      XDR writeXdr2 = new XDR();
      writeReq2.serialize(writeXdr2);
      nfsd.write(writeXdr2.asReadOnlyWrap(), null, 1, securityHandler,
          InetAddress.getLocalHost());

      waitWrite(nfsd, handle2, 60000);

      // Readback
      READ3Request readReq2 = new READ3Request(handle2, 0, 10);
      XDR readXdr2 = new XDR();
      readReq2.serialize(readXdr2);
      READ3Response readRsp2 = nfsd.read(readXdr2.asReadOnlyWrap(),
          securityHandler, InetAddress.getLocalHost());

      assertTrue(Arrays.equals(buffer, readRsp2.getData().array()));
      // FILE_SYNC should sync the file size
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    if (dfsClient == null) {
      response.setStatus(Nfs3Status.NFS3ERR_SERVERFAULT);
      return response;
    }
   
    READ3Request request = null;

    try {
      request = new READ3Request(xdr);
    } catch (IOException e) {
      LOG.error("Invalid READ request");
      return new READ3Response(Nfs3Status.NFS3ERR_INVAL);
    }

    long offset = request.getOffset();
    int count = request.getCount();

    FileHandle handle = request.getHandle();
    if (LOG.isDebugEnabled()) {
      LOG.debug("NFS READ fileId: " + handle.getFileId() + " offset: " + offset
          + " count: " + count);
    }
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Related Classes of org.apache.hadoop.nfs.nfs3.request.READ3Request

  • org.apache.hadoop.conf.Configuration
  • org.apache.hadoop.hdfs.nfs.mount.RpcProgramMountd
  • org.apache.hadoop.hdfs.nfs.nfs3.Nfs3Utils
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  • org.apache.hadoop.hdfs.nfs.nfs3.OpenFileCtxCache
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  • org.apache.hadoop.hdfs.nfs.nfs3.TestClientAccessPrivilege
  • org.apache.hadoop.hdfs.nfs.nfs3.TestNfs3Utils
  • org.apache.hadoop.hdfs.nfs.nfs3.TestOpenFileCtxCache
  • org.apache.hadoop.hdfs.nfs.nfs3.TestReaddir
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