import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testGetattr() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo("/tmp/bar");
  long dirId = status.getFileId();
  FileHandle handle = new FileHandle(dirId);
  XDR xdr_req = new XDR();
  GETATTR3Request req = new GETATTR3Request(handle);
  req.serialize(xdr_req);
  
  // Attempt by an unpriviledged user should fail.
  GETATTR3Response response1 = nfsd.getattr(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a priviledged user should pass.
  GETATTR3Response response2 = nfsd.getattr(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testSetattr() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo(testdir);
  long dirId = status.getFileId();
  XDR xdr_req = new XDR();
  FileHandle handle = new FileHandle(dirId);
  SetAttr3 symAttr = new SetAttr3(0, 1, 0, 0, null, null,
      EnumSet.of(SetAttrField.UID));
  SETATTR3Request req = new SETATTR3Request(handle, symAttr, false, null);
  req.serialize(xdr_req);

  // Attempt by an unprivileged user should fail.
  SETATTR3Response response1 = nfsd.setattr(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a priviledged user should pass.
  SETATTR3Response response2 = nfsd.setattr(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testLookup() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo(testdir);
  long dirId = status.getFileId();
  FileHandle handle = new FileHandle(dirId);
  LOOKUP3Request lookupReq = new LOOKUP3Request(handle, "bar");
  XDR xdr_req = new XDR();
  lookupReq.serialize(xdr_req);

  // Attempt by an unpriviledged user should fail.
  LOOKUP3Response response1 = nfsd.lookup(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a priviledged user should pass.
  LOOKUP3Response response2 = nfsd.lookup(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testAccess() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo("/tmp/bar");
  long dirId = status.getFileId();
  FileHandle handle = new FileHandle(dirId);
  XDR xdr_req = new XDR();
  ACCESS3Request req = new ACCESS3Request(handle);
  req.serialize(xdr_req);

  // Attempt by an unpriviledged user should fail.
  ACCESS3Response response1 = nfsd.access(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a priviledged user should pass.
  ACCESS3Response response2 = nfsd.access(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testRead() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo("/tmp/bar");
  long dirId = status.getFileId();
  FileHandle handle = new FileHandle(dirId);

  READ3Request readReq = new READ3Request(handle, 0, 5);
  XDR xdr_req = new XDR();
  readReq.serialize(xdr_req);

  // Attempt by an unpriviledged user should fail.
  READ3Response response1 = nfsd.read(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a priviledged user should pass.
  READ3Response response2 = nfsd.read(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
private byte[] getFileContentsUsingNfs(String fileName, int len)
    throws Exception {
  final HdfsFileStatus status = nn.getRpcServer().getFileInfo(fileName);
  final long dirId = status.getFileId();
  final FileHandle handle = new FileHandle(dirId);

  final READ3Request readReq = new READ3Request(handle, 0, len);
  final XDR xdr_req = new XDR();
  readReq.serialize(xdr_req);

  final READ3Response response = nfsd.read(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code: ", Nfs3Status.NFS3_OK,
      response.getStatus());
  assertTrue("expected full read", response.isEof());
  return response.getData().array();
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testCreate() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo(testdir);
  long dirId = status.getFileId();
  XDR xdr_req = new XDR();
  FileHandle handle = new FileHandle(dirId);
  CREATE3Request req = new CREATE3Request(handle, "fubar",
      Nfs3Constant.CREATE_UNCHECKED, new SetAttr3(), 0);
  req.serialize(xdr_req);
  
  // Attempt by an unpriviledged user should fail.
  CREATE3Response response1 = nfsd.create(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a priviledged user should pass.
  CREATE3Response response2 = nfsd.create(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testMkdir() throws Exception {//FixME
  HdfsFileStatus status = nn.getRpcServer().getFileInfo(testdir);
  long dirId = status.getFileId();
  XDR xdr_req = new XDR();
  FileHandle handle = new FileHandle(dirId);
  MKDIR3Request req = new MKDIR3Request(handle, "fubar1", new SetAttr3());
  req.serialize(xdr_req);
  
  // Attempt to mkdir by an unprivileged user should fail.
  MKDIR3Response response1 = nfsd.mkdir(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  XDR xdr_req2 = new XDR();
  MKDIR3Request req2 = new MKDIR3Request(handle, "fubar2", new SetAttr3());
  req2.serialize(xdr_req2);
  
  // Attempt to mkdir by a privileged user should pass.
  MKDIR3Response response2 = nfsd.mkdir(xdr_req2.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testSymlink() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo(testdir);
  long dirId = status.getFileId();
  XDR xdr_req = new XDR();
  FileHandle handle = new FileHandle(dirId);
  SYMLINK3Request req = new SYMLINK3Request(handle, "fubar", new SetAttr3(),
      "bar");
  req.serialize(xdr_req);

  // Attempt by an unprivileged user should fail.
  SYMLINK3Response response1 = nfsd.symlink(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a privileged user should pass.
  SYMLINK3Response response2 = nfsd.symlink(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testRemove() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo(testdir);
  long dirId = status.getFileId();
  XDR xdr_req = new XDR();
  FileHandle handle = new FileHandle(dirId);
  REMOVE3Request req = new REMOVE3Request(handle, "bar");
  req.serialize(xdr_req);

  // Attempt by an unpriviledged user should fail.
  REMOVE3Response response1 = nfsd.remove(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a priviledged user should pass.
  REMOVE3Response response2 = nfsd.remove(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testRmdir() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo(testdir);
  long dirId = status.getFileId();
  XDR xdr_req = new XDR();
  FileHandle handle = new FileHandle(dirId);
  RMDIR3Request req = new RMDIR3Request(handle, "foo");
  req.serialize(xdr_req);

  // Attempt by an unprivileged user should fail.
  RMDIR3Response response1 = nfsd.rmdir(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a privileged user should pass.
  RMDIR3Response response2 = nfsd.rmdir(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testRename() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo(testdir);
  long dirId = status.getFileId();
  XDR xdr_req = new XDR();
  FileHandle handle = new FileHandle(dirId);
  RENAME3Request req = new RENAME3Request(handle, "bar", handle, "fubar");
  req.serialize(xdr_req);
  
  // Attempt by an unprivileged user should fail.
  RENAME3Response response1 = nfsd.rename(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a privileged user should pass.
  RENAME3Response response2 = nfsd.rename(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testReaddir() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo(testdir);
  long dirId = status.getFileId();
  FileHandle handle = new FileHandle(dirId);
  XDR xdr_req = new XDR();
  READDIR3Request req = new READDIR3Request(handle, 0, 0, 100);
  req.serialize(xdr_req);

  // Attempt by an unpriviledged user should fail.
  READDIR3Response response1 = nfsd.readdir(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a priviledged user should pass.
  READDIR3Response response2 = nfsd.readdir(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testReaddirplus() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo(testdir);
  long dirId = status.getFileId();
  FileHandle handle = new FileHandle(dirId);
  XDR xdr_req = new XDR();
  READDIRPLUS3Request req = new READDIRPLUS3Request(handle, 0, 0, 3, 2);
  req.serialize(xdr_req);
  
  // Attempt by an unprivileged user should fail.
  READDIRPLUS3Response response1 = nfsd.readdirplus(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a privileged user should pass.
  READDIRPLUS3Response response2 = nfsd.readdirplus(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testFsstat() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo("/tmp/bar");
  long dirId = status.getFileId();
  FileHandle handle = new FileHandle(dirId);
  XDR xdr_req = new XDR();
  FSSTAT3Request req = new FSSTAT3Request(handle);
  req.serialize(xdr_req);
  
  // Attempt by an unpriviledged user should fail.
  FSSTAT3Response response1 = nfsd.fsstat(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a priviledged user should pass.
  FSSTAT3Response response2 = nfsd.fsstat(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testFsinfo() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo("/tmp/bar");
  long dirId = status.getFileId();
  FileHandle handle = new FileHandle(dirId);
  XDR xdr_req = new XDR();
  FSINFO3Request req = new FSINFO3Request(handle);
  req.serialize(xdr_req);
  
  // Attempt by an unpriviledged user should fail.
  FSINFO3Response response1 = nfsd.fsinfo(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a priviledged user should pass.
  FSINFO3Response response2 = nfsd.fsinfo(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testPathconf() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo("/tmp/bar");
  long dirId = status.getFileId();
  FileHandle handle = new FileHandle(dirId);
  XDR xdr_req = new XDR();
  PATHCONF3Request req = new PATHCONF3Request(handle);
  req.serialize(xdr_req);
  
  // Attempt by an unpriviledged user should fail.
  PATHCONF3Response response1 = nfsd.pathconf(xdr_req.asReadOnlyWrap(),
      securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a priviledged user should pass.
  PATHCONF3Response response2 = nfsd.pathconf(xdr_req.asReadOnlyWrap(),
      securityHandler, new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3_OK,
      response2.getStatus());
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Test(timeout = 60000)
public void testCommit() throws Exception {
  HdfsFileStatus status = nn.getRpcServer().getFileInfo("/tmp/bar");
  long dirId = status.getFileId();
  FileHandle handle = new FileHandle(dirId);
  XDR xdr_req = new XDR();
  COMMIT3Request req = new COMMIT3Request(handle, 0, 5);
  req.serialize(xdr_req);

  Channel ch = Mockito.mock(Channel.class);

  // Attempt by an unpriviledged user should fail.
  COMMIT3Response response1 = nfsd.commit(xdr_req.asReadOnlyWrap(),
      ch, 1, securityHandlerUnpriviledged,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect return code:", Nfs3Status.NFS3ERR_ACCES,
      response1.getStatus());

  // Attempt by a priviledged user should pass.
  COMMIT3Response response2 = nfsd.commit(xdr_req.asReadOnlyWrap(),
      ch, 1, securityHandler,
      new InetSocketAddress("localhost", 1234));
  assertEquals("Incorrect COMMIT3Response:", null, response2);
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
@Override
public XDR serialize(XDR out, int xid, Verifier verifier) {
  super.serialize(out, xid, verifier);
  if (getStatus() == Nfs3Status.NFS3_OK) {
    out.writeBoolean(true); // Handle follows
    objHandle.serialize(out);
    out.writeBoolean(true); // Attributes follow
    postOpObjAttr.serialize(out);
  }
  if (dirWcc == null) {
    dirWcc = new WccData(null, null);
  }
  dirWcc.serialize(out);

  return out;
}
 

import org.apache.hadoop.nfs.nfs3.Nfs3Status; //导入依赖的package包/类
public static PATHCONF3Response deserialize(XDR xdr) {
  int status = xdr.readInt();
  xdr.readBoolean();
  Nfs3FileAttributes objPostOpAttr = Nfs3FileAttributes.deserialize(xdr);
  int linkMax = 0;
  int nameMax = 0;
  boolean noTrunc = false;
  boolean chownRestricted = false;
  boolean caseInsensitive = false;
  boolean casePreserving = false;

  if (status == Nfs3Status.NFS3_OK) {
    linkMax = xdr.readInt();
    nameMax = xdr.readInt();
    noTrunc = xdr.readBoolean();
    chownRestricted = xdr.readBoolean();
    caseInsensitive = xdr.readBoolean();
    casePreserving = xdr.readBoolean();
  }
  return new PATHCONF3Response(status, objPostOpAttr, linkMax, nameMax,
      noTrunc, chownRestricted, caseInsensitive, casePreserving);
}