Package org.apache.hadoop.oncrpc

Examples of org.apache.hadoop.oncrpc.XDR

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  public void testReadWrite() {
    CredentialsSys credential = new CredentialsSys();
    credential.setUID(0);
    credential.setGID(1);
   
    XDR xdr = new XDR();
    credential.write(xdr);
   
    CredentialsSys newCredential = new CredentialsSys();
    newCredential.read(xdr.asReadOnlyWrap());
   
    assertEquals(0, newCredential.getUID());
    assertEquals(1, newCredential.getGID());
  }
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    RpcCall.getInstance(0, 100000, 2, procedure, new CredentialsNone(),
        new VerifierNone()).write(xdr_out);
  }
  static void testGetportMount() {
    XDR xdr_out = new XDR();
    createPortmapXDRheader(xdr_out, 3);
    xdr_out.writeInt(100005);
    xdr_out.writeInt(1);
    xdr_out.writeInt(6);
    xdr_out.writeInt(0);

    XDR request2 = new XDR();
    createPortmapXDRheader(xdr_out, 3);
    request2.writeInt(100005);
    request2.writeInt(1);
    request2.writeInt(6);
    request2.writeInt(0);

    testRequest(xdr_out, request2);
  }
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    testRequest(xdr_out, request2);
  }
 
  static void testGetport() {
    XDR xdr_out = new XDR();

    createPortmapXDRheader(xdr_out, 3);

    xdr_out.writeInt(100003);
    xdr_out.writeInt(3);
    xdr_out.writeInt(6);
    xdr_out.writeInt(0);

    XDR request2 = new XDR();

    createPortmapXDRheader(xdr_out, 3);
    request2.writeInt(100003);
    request2.writeInt(3);
    request2.writeInt(6);
    request2.writeInt(0);

    testRequest(xdr_out, request2);
  }
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    testRequest(xdr_out, request2);
  }
 
  static void testDump() {
    XDR xdr_out = new XDR();
    createPortmapXDRheader(xdr_out, 4);
    testRequest(xdr_out, xdr_out);
  }
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  static byte[] data1 = new byte[1000];
  static byte[] data2 = new byte[1000];
  static byte[] data3 = new byte[1000];

  static XDR create() {
    XDR request = new XDR();
    RpcCall.getInstance(0x8000004c, Nfs3Constant.PROGRAM, Nfs3Constant.VERSION,
        Nfs3Constant.NFSPROC3.CREATE.getValue(), new CredentialsNone(),
        new VerifierNone()).write(request);

    SetAttr3 objAttr = new SetAttr3();
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    return request;
  }

  static XDR write(FileHandle handle, int xid, long offset, int count,
      byte[] data) {
    XDR request = new XDR();
    RpcCall.getInstance(xid, Nfs3Constant.PROGRAM, Nfs3Constant.VERSION,
        Nfs3Constant.NFSPROC3.CREATE.getValue(), new CredentialsNone(),
        new VerifierNone()).write(request);

    WRITE3Request write1 = new WRITE3Request(handle, offset, count,
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      Thread.sleep(1000);
      System.out.println("handle is still null...");
    }
    LOG.info("Send write1 request");

    XDR writeReq;

    writeReq = write(handle, 0x8000005c, 2000, 1000, data3);
    Nfs3Utils.writeChannel(channel, writeReq, 1);
    writeReq = write(handle, 0x8000005d, 1000, 1000, data2);
    Nfs3Utils.writeChannel(channel, writeReq, 2);
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    @Override
    public void messageReceived(ChannelHandlerContext ctx, MessageEvent e) {
      // Get handle from create response
      ChannelBuffer buf = (ChannelBuffer) e.getMessage();
      XDR rsp = new XDR(buf.array());
      if (rsp.getBytes().length == 0) {
        LOG.info("rsp length is zero, why?");
        return;
      }
      LOG.info("rsp length=" + rsp.getBytes().length);

      RpcReply reply = RpcReply.read(rsp);
      int xid = reply.getXid();
      // Only process the create response
      if (xid != 0x8000004c) {
        return;
      }
      int status = rsp.readInt();
      if (status != Nfs3Status.NFS3_OK) {
        LOG.error("Create failed, status =" + status);
        return;
      }
      LOG.info("Create succeeded");
      rsp.readBoolean(); // value follow
      handle = new FileHandle();
      handle.deserialize(rsp);
      channel = e.getChannel();
    }
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    // Get inodeId of /tmp
    HdfsFileStatus status = nn.getRpcServer().getFileInfo(testdir);
    long dirId = status.getFileId();

    // Create related part of the XDR request
    XDR xdr_req = new XDR();
    FileHandle handle = new FileHandle(dirId);
    handle.serialize(xdr_req);
    xdr_req.writeLongAsHyper(0); // cookie
    xdr_req.writeLongAsHyper(0); // verifier
    xdr_req.writeInt(100); // count

    READDIR3Response response = nfsd.readdir(xdr_req.asReadOnlyWrap(),
        securityHandler, InetAddress.getLocalHost());
    List<Entry3> dirents = response.getDirList().getEntries();
    assertTrue(dirents.size() == 5); // inculding dot, dotdot

    // Test start listing from f2
    status = nn.getRpcServer().getFileInfo(testdir + "/f2");
    long f2Id = status.getFileId();

    // Create related part of the XDR request
    xdr_req = new XDR();
    handle = new FileHandle(dirId);
    handle.serialize(xdr_req);
    xdr_req.writeLongAsHyper(f2Id); // cookie
    xdr_req.writeLongAsHyper(0); // verifier
    xdr_req.writeInt(100); // count

    response = nfsd.readdir(xdr_req.asReadOnlyWrap(), securityHandler,
        InetAddress.getLocalHost());
    dirents = response.getDirList().getEntries();
    assertTrue(dirents.size() == 1);
    Entry3 entry = dirents.get(0);
    assertTrue(entry.getName().equals("f3"));

    // When the cookie is deleted, list starts over no including dot, dotdot
    hdfs.delete(new Path(testdir + "/f2"), false);

    response = nfsd.readdir(xdr_req.asReadOnlyWrap(), securityHandler,
        InetAddress.getLocalHost());
    dirents = response.getDirList().getEntries();
    assertTrue(dirents.size() == 2); // No dot, dotdot
  }
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    // Get inodeId of /tmp
    HdfsFileStatus status = nn.getRpcServer().getFileInfo(testdir);
    long dirId = status.getFileId();
   
    // Create related part of the XDR request
    XDR xdr_req = new XDR();
    FileHandle handle = new FileHandle(dirId);
    handle.serialize(xdr_req);
    xdr_req.writeLongAsHyper(0); // cookie
    xdr_req.writeLongAsHyper(0); // verifier
    xdr_req.writeInt(100); // dirCount
    xdr_req.writeInt(1000); // maxCount

    READDIRPLUS3Response responsePlus = nfsd.readdirplus(
        xdr_req.asReadOnlyWrap(), securityHandler, InetAddress.getLocalHost());
    List<EntryPlus3> direntPlus = responsePlus.getDirListPlus().getEntries();
    assertTrue(direntPlus.size() == 5); // including dot, dotdot

    // Test start listing from f2
    status = nn.getRpcServer().getFileInfo(testdir + "/f2");
    long f2Id = status.getFileId();

    // Create related part of the XDR request
    xdr_req = new XDR();
    handle = new FileHandle(dirId);
    handle.serialize(xdr_req);
    xdr_req.writeLongAsHyper(f2Id); // cookie
    xdr_req.writeLongAsHyper(0); // verifier
    xdr_req.writeInt(100); // dirCount
    xdr_req.writeInt(1000); // maxCount

    responsePlus = nfsd.readdirplus(xdr_req.asReadOnlyWrap(), securityHandler,
        InetAddress.getLocalHost());
    direntPlus = responsePlus.getDirListPlus().getEntries();
    assertTrue(direntPlus.size() == 1);
    EntryPlus3 entryPlus = direntPlus.get(0);
    assertTrue(entryPlus.getName().equals("f3"));

    // When the cookie is deleted, list starts over no including dot, dotdot
    hdfs.delete(new Path(testdir + "/f2"), false);

    responsePlus = nfsd.readdirplus(xdr_req.asReadOnlyWrap(), securityHandler,
        InetAddress.getLocalHost());
    direntPlus = responsePlus.getDirListPlus().getEntries();
    assertTrue(direntPlus.size() == 2); // No dot, dotdot
  }
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Related Classes of org.apache.hadoop.oncrpc.XDR

  • org.apache.hadoop.hdfs.nfs.mount.RpcProgramMountd
  • org.apache.hadoop.hdfs.nfs.nfs3.OpenFileCtx
  • org.apache.hadoop.hdfs.nfs.nfs3.RpcProgramNfs3
  • org.apache.hadoop.hdfs.nfs.nfs3.TestClientAccessPrivilege
  • org.apache.hadoop.hdfs.nfs.nfs3.TestReaddir
  • org.apache.hadoop.hdfs.nfs.nfs3.TestWrites
  • org.apache.hadoop.hdfs.nfs.nfs3.WriteManager
  • org.apache.hadoop.hdfs.nfs.TestMountd
  • org.apache.hadoop.hdfs.nfs.TestOutOfOrderWrite
  • org.apache.hadoop.hdfs.nfs.TestOutOfOrderWrite$WriteHandler
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