Package org.apache.hadoop.nfs.nfs3.response

Examples of org.apache.hadoop.nfs.nfs3.response.NFS3Response

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  }

  @Override
  public MKDIR3Response mkdir(XDR xdr, SecurityHandler securityHandler,
      InetAddress client) {
    MKDIR3Response response = new MKDIR3Response(Nfs3Status.NFS3_OK);
    DFSClient dfsClient = clientCache.getDfsClient(securityHandler.getUser());
    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)) {
        WccData dirWcc = Nfs3Utils.createWccData(
            Nfs3Utils.getWccAttr(preOpDirAttr), dfsClient, dirFileIdPath, iug);
        return new MKDIR3Response(Nfs3Status.NFS3ERR_IO, null, null, dirWcc);
      }

      // Set group if it's not specified in the request.
      if (!setAttr3.getUpdateFields().contains(SetAttrField.GID)) {
        setAttr3.getUpdateFields().add(SetAttrField.GID);
        setAttr3.setGid(securityHandler.getGid());
      }
      setattrInternal(dfsClient, fileIdPath, setAttr3, false);
     
      postOpObjAttr = Nfs3Utils.getFileAttr(dfsClient, fileIdPath, iug);
      objFileHandle = new FileHandle(postOpObjAttr.getFileId());
      WccData dirWcc = Nfs3Utils.createWccData(
          Nfs3Utils.getWccAttr(preOpDirAttr), dfsClient, dirFileIdPath, iug);
      return new MKDIR3Response(Nfs3Status.NFS3_OK, new FileHandle(
          postOpObjAttr.getFileId()), postOpObjAttr, dirWcc);
    } catch (IOException e) {
      LOG.warn("Exception ", e);
      // Try to return correct WccData
      if (postOpDirAttr == null) {
        try {
          postOpDirAttr = Nfs3Utils.getFileAttr(dfsClient, dirFileIdPath, iug);
        } catch (IOException e1) {
          LOG.info("Can't get postOpDirAttr for " + dirFileIdPath, e);
        }
      }
      WccData dirWcc = new WccData(Nfs3Utils.getWccAttr(preOpDirAttr),
          postOpDirAttr);
      if (e instanceof AccessControlException) {
        return new MKDIR3Response(Nfs3Status.NFS3ERR_PERM, objFileHandle,
            postOpObjAttr, dirWcc);
      } else {
        return new MKDIR3Response(Nfs3Status.NFS3ERR_IO, objFileHandle,
            postOpObjAttr, dirWcc);
      }
    }
  }
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  @Override
  public NFS3Response nullProcedure() {
    if (LOG.isDebugEnabled()) {
      LOG.debug("NFS NULL");
    }
    return new NFS3Response(Nfs3Status.NFS3_OK);
  }
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    }
   
    SecurityHandler securityHandler = getSecurityHandler(credentials,
        rpcCall.getVerifier());
   
    NFS3Response response = null;
    if (nfsproc3 == NFSPROC3.NULL) {
      response = nullProcedure();
    } else if (nfsproc3 == NFSPROC3.GETATTR) {
      response = getattr(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.SETATTR) {
      response = setattr(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.LOOKUP) {
      response = lookup(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.ACCESS) {
      response = access(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.READLINK) {
      response = readlink(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.READ) {
      if (LOG.isDebugEnabled()) {
          LOG.debug(Nfs3Utils.READ_RPC_START + xid);
      }   
      response = read(xdr, securityHandler, client);
      if (LOG.isDebugEnabled() && (nfsproc3 == NFSPROC3.READ)) {
        LOG.debug(Nfs3Utils.READ_RPC_END + xid);
      }
    } else if (nfsproc3 == NFSPROC3.WRITE) {
      if (LOG.isDebugEnabled()) {
          LOG.debug(Nfs3Utils.WRITE_RPC_START + xid);
      }
      response = write(xdr, channel, xid, securityHandler, client);
      // Write end debug trace is in Nfs3Utils.writeChannel
    } else if (nfsproc3 == NFSPROC3.CREATE) {
      response = create(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.MKDIR) {     
      response = mkdir(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.SYMLINK) {
      response = symlink(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.MKNOD) {
      response = mknod(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.REMOVE) {
      response = remove(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.RMDIR) {
      response = rmdir(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.RENAME) {
      response = rename(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.LINK) {
      response = link(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.READDIR) {
      response = readdir(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.READDIRPLUS) {
      response = readdirplus(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.FSSTAT) {
      response = fsstat(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.FSINFO) {
      response = fsinfo(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.PATHCONF) {
      response = pathconf(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.COMMIT) {
      response = commit(xdr, channel, xid, securityHandler, client);
    } else {
      // Invalid procedure
      RpcAcceptedReply.getInstance(xid,
          RpcAcceptedReply.AcceptState.PROC_UNAVAIL, new VerifierNone()).write(
          out);
    }
    if (response == null) {
      if (LOG.isDebugEnabled()) {
        LOG.debug("No sync response, expect an async response for request XID="
            + rpcCall.getXid());
      }
      return;
    }
    // TODO: currently we just return VerifierNone
    out = response.writeHeaderAndResponse(out, xid, new VerifierNone());
    ChannelBuffer buf = ChannelBuffers.wrappedBuffer(out.asReadOnlyWrap()
        .buffer());
    RpcResponse rsp = new RpcResponse(buf, info.remoteAddress());

    if (!isIdempotent(rpcCall)) {
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  @Override
  public NFS3Response nullProcedure() {
    if (LOG.isDebugEnabled()) {
      LOG.debug("NFS NULL");
    }
    return new NFS3Response(Nfs3Status.NFS3_OK);
  }
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          return;
        }
      }
    }
   
    NFS3Response response = null;
    if (nfsproc3 == NFSPROC3.NULL) {
      response = nullProcedure();
    } else if (nfsproc3 == NFSPROC3.GETATTR) {
      response = getattr(xdr, info);
    } else if (nfsproc3 == NFSPROC3.SETATTR) {
      response = setattr(xdr, info);
    } else if (nfsproc3 == NFSPROC3.LOOKUP) {
      response = lookup(xdr, info);
    } else if (nfsproc3 == NFSPROC3.ACCESS) {
      response = access(xdr, info);
    } else if (nfsproc3 == NFSPROC3.READLINK) {
      response = readlink(xdr, info);
    } else if (nfsproc3 == NFSPROC3.READ) {
      if (LOG.isDebugEnabled()) {
          LOG.debug(Nfs3Utils.READ_RPC_START + xid);
      }   
      response = read(xdr, info);
      if (LOG.isDebugEnabled() && (nfsproc3 == NFSPROC3.READ)) {
        LOG.debug(Nfs3Utils.READ_RPC_END + xid);
      }
    } else if (nfsproc3 == NFSPROC3.WRITE) {
      if (LOG.isDebugEnabled()) {
          LOG.debug(Nfs3Utils.WRITE_RPC_START + xid);
      }
      response = write(xdr, info);
      // Write end debug trace is in Nfs3Utils.writeChannel
    } else if (nfsproc3 == NFSPROC3.CREATE) {
      response = create(xdr, info);
    } else if (nfsproc3 == NFSPROC3.MKDIR) {     
      response = mkdir(xdr, info);
    } else if (nfsproc3 == NFSPROC3.SYMLINK) {
      response = symlink(xdr, info);
    } else if (nfsproc3 == NFSPROC3.MKNOD) {
      response = mknod(xdr, info);
    } else if (nfsproc3 == NFSPROC3.REMOVE) {
      response = remove(xdr, info);
    } else if (nfsproc3 == NFSPROC3.RMDIR) {
      response = rmdir(xdr, info);
    } else if (nfsproc3 == NFSPROC3.RENAME) {
      response = rename(xdr, info);
    } else if (nfsproc3 == NFSPROC3.LINK) {
      response = link(xdr, info);
    } else if (nfsproc3 == NFSPROC3.READDIR) {
      response = readdir(xdr, info);
    } else if (nfsproc3 == NFSPROC3.READDIRPLUS) {
      response = readdirplus(xdr, info);
    } else if (nfsproc3 == NFSPROC3.FSSTAT) {
      response = fsstat(xdr, info);
    } else if (nfsproc3 == NFSPROC3.FSINFO) {
      response = fsinfo(xdr, info);
    } else if (nfsproc3 == NFSPROC3.PATHCONF) {
      response = pathconf(xdr,info);
    } else if (nfsproc3 == NFSPROC3.COMMIT) {
      response = commit(xdr, info);
    } else {
      // Invalid procedure
      RpcAcceptedReply.getInstance(xid,
          RpcAcceptedReply.AcceptState.PROC_UNAVAIL, new VerifierNone()).write(
          out);
    }
    if (response == null) {
      if (LOG.isDebugEnabled()) {
        LOG.debug("No sync response, expect an async response for request XID="
            + rpcCall.getXid());
      }
      return;
    }
    // TODO: currently we just return VerifierNone
    out = response.writeHeaderAndResponse(out, xid, new VerifierNone());
    ChannelBuffer buf = ChannelBuffers.wrappedBuffer(out.asReadOnlyWrap()
        .buffer());
    RpcResponse rsp = new RpcResponse(buf, info.remoteAddress());

    if (!isIdempotent(rpcCall)) {
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  @Override
  public NFS3Response nullProcedure() {
    if (LOG.isDebugEnabled()) {
      LOG.debug("NFS NULL");
    }
    return new NFS3Response(Nfs3Status.NFS3_OK);
  }
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    }
   
    SecurityHandler securityHandler = getSecurityHandler(credentials,
        rpcCall.getVerifier());
   
    NFS3Response response = null;
    if (nfsproc3 == NFSPROC3.NULL) {
      response = nullProcedure();
    } else if (nfsproc3 == NFSPROC3.GETATTR) {
      response = getattr(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.SETATTR) {
      response = setattr(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.LOOKUP) {
      response = lookup(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.ACCESS) {
      response = access(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.READLINK) {
      response = readlink(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.READ) {
      if (LOG.isDebugEnabled()) {
          LOG.debug(Nfs3Utils.READ_RPC_START + xid);
      }   
      response = read(xdr, securityHandler, client);
      if (LOG.isDebugEnabled() && (nfsproc3 == NFSPROC3.READ)) {
        LOG.debug(Nfs3Utils.READ_RPC_END + xid);
      }
    } else if (nfsproc3 == NFSPROC3.WRITE) {
      if (LOG.isDebugEnabled()) {
          LOG.debug(Nfs3Utils.WRITE_RPC_START + xid);
      }
      response = write(xdr, channel, xid, securityHandler, client);
      // Write end debug trace is in Nfs3Utils.writeChannel
    } else if (nfsproc3 == NFSPROC3.CREATE) {
      response = create(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.MKDIR) {     
      response = mkdir(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.SYMLINK) {
      response = symlink(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.MKNOD) {
      response = mknod(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.REMOVE) {
      response = remove(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.RMDIR) {
      response = rmdir(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.RENAME) {
      response = rename(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.LINK) {
      response = link(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.READDIR) {
      response = readdir(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.READDIRPLUS) {
      response = readdirplus(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.FSSTAT) {
      response = fsstat(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.FSINFO) {
      response = fsinfo(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.PATHCONF) {
      response = pathconf(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.COMMIT) {
      response = commit(xdr, securityHandler, client);
    } else {
      // Invalid procedure
      RpcAcceptedReply.getInstance(xid,
          RpcAcceptedReply.AcceptState.PROC_UNAVAIL, new VerifierNone()).write(
          out);
    }
    if (response == null) {
      if (LOG.isDebugEnabled()) {
        LOG.debug("No sync response, expect an async response for request XID="
            + rpcCall.getXid());
      }
      return;
    }
    // TODO: currently we just return VerifierNone
    out = response.writeHeaderAndResponse(out, xid, new VerifierNone());
    ChannelBuffer buf = ChannelBuffers.wrappedBuffer(out.asReadOnlyWrap()
        .buffer());
    RpcResponse rsp = new RpcResponse(buf, info.remoteAddress());

    if (!isIdempotent(rpcCall)) {
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    }
   
    SecurityHandler securityHandler = getSecurityHandler(credentials,
        rpcCall.getVerifier());
   
    NFS3Response response = null;
    if (nfsproc3 == NFSPROC3.NULL) {
      response = nullProcedure();
    } else if (nfsproc3 == NFSPROC3.GETATTR) {
      response = getattr(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.SETATTR) {
      response = setattr(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.LOOKUP) {
      response = lookup(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.ACCESS) {
      response = access(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.READLINK) {
      response = readlink(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.READ) {
      response = read(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.WRITE) {
      response = write(xdr, channel, xid, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.CREATE) {
      response = create(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.MKDIR) {     
      response = mkdir(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.SYMLINK) {
      response = symlink(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.MKNOD) {
      response = mknod(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.REMOVE) {
      response = remove(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.RMDIR) {
      response = rmdir(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.RENAME) {
      response = rename(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.LINK) {
      response = link(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.READDIR) {
      response = readdir(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.READDIRPLUS) {
      response = readdirplus(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.FSSTAT) {
      response = fsstat(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.FSINFO) {
      response = fsinfo(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.PATHCONF) {
      response = pathconf(xdr, securityHandler, client);
    } else if (nfsproc3 == NFSPROC3.COMMIT) {
      response = commit(xdr, securityHandler, client);
    } else {
      // Invalid procedure
      RpcAcceptedReply.voidReply(out, xid,
          RpcAcceptedReply.AcceptState.PROC_UNAVAIL);
    }
    if (response != null) {
      out = response.send(out, xid);
    }
    return out;
  }
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        return reply;
      }
      authSys = RpcAuthSys.from(rpcCall.getCredential().getBody());
    }
   
    NFS3Response response = null;
    if (procedure == Nfs3Constant.NFSPROC3_NULL) {
      response = nullProcedure();
    } else if (procedure == Nfs3Constant.NFSPROC3_GETATTR) {
      response = getattr(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_SETATTR) {
      response = setattr(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_LOOKUP) {
      response = lookup(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_ACCESS) {
      response = access(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_READLINK) {
      response = readlink(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_READ) {
      response = read(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_WRITE) {
      response = write(xdr, channel, xid, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_CREATE) {
      response = create(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_MKDIR) {     
      response = mkdir(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_SYMLINK) {
      response = symlink(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_MKNOD) {
      response = mknod(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_REMOVE) {
      response = remove(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_RMDIR) {
      response = rmdir(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_RENAME) {
      response = rename(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_LINK) {
      response = link(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_READDIR) {
      response = readdir(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_READDIRPLUS) {
      response = readdirplus(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_FSSTAT) {
      response = fsstat(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_FSINFO) {
      response = fsinfo(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_PATHCONF) {
      response = pathconf(xdr, authSys);
    } else if (procedure == Nfs3Constant.NFSPROC3_COMMIT) {
      response = commit(xdr, authSys);
    } else {
      // Invalid procedure
      RpcAcceptedReply.voidReply(out, xid,
          RpcAcceptedReply.AcceptState.PROC_UNAVAIL);
    }
    if (response != null) {
      out = response.send(out, xid);
    }
    return out;
  }
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  @Override
  public NFS3Response nullProcedure() {
    if (LOG.isDebugEnabled()) {
      LOG.debug("NFS NULL");
    }
    return new NFS3Response(Nfs3Status.NFS3_OK);
  }
View Full Code Here
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