/**
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.hdfs.protocolPB;
import java.io.IOException;
import java.util.List;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.fs.ContentSummary;
import org.apache.hadoop.fs.FsServerDefaults;
import org.apache.hadoop.fs.Options.Rename;
import org.apache.hadoop.hdfs.protocol.ClientProtocol;
import org.apache.hadoop.hdfs.protocol.CorruptFileBlocks;
import org.apache.hadoop.hdfs.protocol.DirectoryListing;
import org.apache.hadoop.hdfs.protocol.HdfsFileStatus;
import org.apache.hadoop.hdfs.protocol.LocatedBlock;
import org.apache.hadoop.hdfs.protocol.LocatedBlocks;
import org.apache.hadoop.hdfs.protocol.SnapshotDiffReport;
import org.apache.hadoop.hdfs.protocol.SnapshottableDirectoryStatus;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.AbandonBlockRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.AbandonBlockResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.AddBlockRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.AddBlockResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.AllowSnapshotRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.AllowSnapshotResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.AppendRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.AppendResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CompleteRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CompleteResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.ConcatRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.ConcatResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CreateRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CreateResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CreateSnapshotRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CreateSnapshotResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CreateSymlinkRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CreateSymlinkResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.DeleteRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.DeleteResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.DeleteSnapshotRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.DeleteSnapshotResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.DisallowSnapshotRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.DisallowSnapshotResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.FinalizeUpgradeRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.FinalizeUpgradeResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.FsyncRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.FsyncResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetAdditionalDatanodeRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetAdditionalDatanodeResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetBlockLocationsRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetBlockLocationsResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetBlockLocationsResponseProto.Builder;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetContentSummaryRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetContentSummaryResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetDataEncryptionKeyRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetDataEncryptionKeyResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetDatanodeReportRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetDatanodeReportResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetFileInfoRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetFileInfoResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetFileLinkInfoRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetFileLinkInfoResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetFsStatsResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetFsStatusRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetLinkTargetRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetLinkTargetResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetListingRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetListingResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetPreferredBlockSizeRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetPreferredBlockSizeResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetServerDefaultsRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetServerDefaultsResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetSnapshotDiffReportRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetSnapshotDiffReportResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetSnapshottableDirListingRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetSnapshottableDirListingResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.IsFileClosedRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.IsFileClosedResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.ListCorruptFileBlocksRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.ListCorruptFileBlocksResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.MetaSaveRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.MetaSaveResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.MkdirsRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.MkdirsResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RecoverLeaseRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RecoverLeaseResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RefreshNodesRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RefreshNodesResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.Rename2RequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.Rename2ResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RenameRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RenameResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RenameSnapshotRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RenameSnapshotResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RenewLeaseRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RenewLeaseResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.ReportBadBlocksRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.ReportBadBlocksResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RestoreFailedStorageRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RestoreFailedStorageResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RollEditsRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RollEditsResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SaveNamespaceRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SaveNamespaceResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SetBalancerBandwidthRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SetBalancerBandwidthResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SetOwnerRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SetOwnerResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SetPermissionRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SetPermissionResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SetQuotaRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SetQuotaResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SetReplicationRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SetReplicationResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SetSafeModeRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SetSafeModeResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SetTimesRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SetTimesResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.UpdateBlockForPipelineRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.UpdateBlockForPipelineResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.UpdatePipelineRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.UpdatePipelineResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.DatanodeIDProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.DatanodeInfoProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.LocatedBlockProto;
import org.apache.hadoop.hdfs.security.token.block.DataEncryptionKey;
import org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier;
import org.apache.hadoop.hdfs.server.namenode.INodeId;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.security.proto.SecurityProtos.CancelDelegationTokenRequestProto;
import org.apache.hadoop.security.proto.SecurityProtos.CancelDelegationTokenResponseProto;
import org.apache.hadoop.security.proto.SecurityProtos.GetDelegationTokenRequestProto;
import org.apache.hadoop.security.proto.SecurityProtos.GetDelegationTokenResponseProto;
import org.apache.hadoop.security.proto.SecurityProtos.RenewDelegationTokenRequestProto;
import org.apache.hadoop.security.proto.SecurityProtos.RenewDelegationTokenResponseProto;
import org.apache.hadoop.security.token.Token;
import com.google.protobuf.RpcController;
import com.google.protobuf.ServiceException;
/**
* This class is used on the server side. Calls come across the wire for the
* for protocol {@link ClientNamenodeProtocolPB}.
* This class translates the PB data types
* to the native data types used inside the NN as specified in the generic
* ClientProtocol.
*/
@InterfaceAudience.Private
@InterfaceStability.Stable
public class ClientNamenodeProtocolServerSideTranslatorPB implements
ClientNamenodeProtocolPB {
final private ClientProtocol server;
static final DeleteSnapshotResponseProto VOID_DELETE_SNAPSHOT_RESPONSE =
DeleteSnapshotResponseProto.newBuilder().build();
static final RenameSnapshotResponseProto VOID_RENAME_SNAPSHOT_RESPONSE =
RenameSnapshotResponseProto.newBuilder().build();
static final AllowSnapshotResponseProto VOID_ALLOW_SNAPSHOT_RESPONSE =
AllowSnapshotResponseProto.newBuilder().build();
static final DisallowSnapshotResponseProto VOID_DISALLOW_SNAPSHOT_RESPONSE =
DisallowSnapshotResponseProto.newBuilder().build();
static final GetSnapshottableDirListingResponseProto
NULL_GET_SNAPSHOTTABLE_DIR_LISTING_RESPONSE =
GetSnapshottableDirListingResponseProto.newBuilder().build();
private static final CreateResponseProto VOID_CREATE_RESPONSE =
CreateResponseProto.newBuilder().build();
private static final AppendResponseProto VOID_APPEND_RESPONSE =
AppendResponseProto.newBuilder().build();
private static final SetPermissionResponseProto VOID_SET_PERM_RESPONSE =
SetPermissionResponseProto.newBuilder().build();
private static final SetOwnerResponseProto VOID_SET_OWNER_RESPONSE =
SetOwnerResponseProto.newBuilder().build();
private static final AbandonBlockResponseProto VOID_ADD_BLOCK_RESPONSE =
AbandonBlockResponseProto.newBuilder().build();
private static final ReportBadBlocksResponseProto VOID_REP_BAD_BLOCK_RESPONSE =
ReportBadBlocksResponseProto.newBuilder().build();
private static final ConcatResponseProto VOID_CONCAT_RESPONSE =
ConcatResponseProto.newBuilder().build();
private static final Rename2ResponseProto VOID_RENAME2_RESPONSE =
Rename2ResponseProto.newBuilder().build();
private static final GetListingResponseProto VOID_GETLISTING_RESPONSE =
GetListingResponseProto.newBuilder().build();
private static final RenewLeaseResponseProto VOID_RENEWLEASE_RESPONSE =
RenewLeaseResponseProto.newBuilder().build();
private static final SaveNamespaceResponseProto VOID_SAVENAMESPACE_RESPONSE =
SaveNamespaceResponseProto.newBuilder().build();
private static final RefreshNodesResponseProto VOID_REFRESHNODES_RESPONSE =
RefreshNodesResponseProto.newBuilder().build();
private static final FinalizeUpgradeResponseProto VOID_FINALIZEUPGRADE_RESPONSE =
FinalizeUpgradeResponseProto.newBuilder().build();
private static final MetaSaveResponseProto VOID_METASAVE_RESPONSE =
MetaSaveResponseProto.newBuilder().build();
private static final GetFileInfoResponseProto VOID_GETFILEINFO_RESPONSE =
GetFileInfoResponseProto.newBuilder().build();
private static final GetFileLinkInfoResponseProto VOID_GETFILELINKINFO_RESPONSE =
GetFileLinkInfoResponseProto.newBuilder().build();
private static final SetQuotaResponseProto VOID_SETQUOTA_RESPONSE =
SetQuotaResponseProto.newBuilder().build();
private static final FsyncResponseProto VOID_FSYNC_RESPONSE =
FsyncResponseProto.newBuilder().build();
private static final SetTimesResponseProto VOID_SETTIMES_RESPONSE =
SetTimesResponseProto.newBuilder().build();
private static final CreateSymlinkResponseProto VOID_CREATESYMLINK_RESPONSE =
CreateSymlinkResponseProto.newBuilder().build();
private static final UpdatePipelineResponseProto
VOID_UPDATEPIPELINE_RESPONSE =
UpdatePipelineResponseProto.newBuilder().build();
private static final CancelDelegationTokenResponseProto
VOID_CANCELDELEGATIONTOKEN_RESPONSE =
CancelDelegationTokenResponseProto.newBuilder().build();
private static final SetBalancerBandwidthResponseProto
VOID_SETBALANCERBANDWIDTH_RESPONSE =
SetBalancerBandwidthResponseProto.newBuilder().build();
/**
* Constructor
*
* @param server - the NN server
* @throws IOException
*/
public ClientNamenodeProtocolServerSideTranslatorPB(ClientProtocol server)
throws IOException {
this.server = server;
}
@Override
public GetBlockLocationsResponseProto getBlockLocations(
RpcController controller, GetBlockLocationsRequestProto req)
throws ServiceException {
try {
LocatedBlocks b = server.getBlockLocations(req.getSrc(), req.getOffset(),
req.getLength());
Builder builder = GetBlockLocationsResponseProto
.newBuilder();
if (b != null) {
builder.setLocations(PBHelper.convert(b)).build();
}
return builder.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetServerDefaultsResponseProto getServerDefaults(
RpcController controller, GetServerDefaultsRequestProto req)
throws ServiceException {
try {
FsServerDefaults result = server.getServerDefaults();
return GetServerDefaultsResponseProto.newBuilder()
.setServerDefaults(PBHelper.convert(result))
.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public CreateResponseProto create(RpcController controller,
CreateRequestProto req) throws ServiceException {
try {
HdfsFileStatus result = server.create(req.getSrc(),
PBHelper.convert(req.getMasked()), req.getClientName(),
PBHelper.convert(req.getCreateFlag()), req.getCreateParent(),
(short) req.getReplication(), req.getBlockSize());
if (result != null) {
return CreateResponseProto.newBuilder().setFs(PBHelper.convert(result))
.build();
}
return VOID_CREATE_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public AppendResponseProto append(RpcController controller,
AppendRequestProto req) throws ServiceException {
try {
LocatedBlock result = server.append(req.getSrc(), req.getClientName());
if (result != null) {
return AppendResponseProto.newBuilder()
.setBlock(PBHelper.convert(result)).build();
}
return VOID_APPEND_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public SetReplicationResponseProto setReplication(RpcController controller,
SetReplicationRequestProto req) throws ServiceException {
try {
boolean result =
server.setReplication(req.getSrc(), (short) req.getReplication());
return SetReplicationResponseProto.newBuilder().setResult(result).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public SetPermissionResponseProto setPermission(RpcController controller,
SetPermissionRequestProto req) throws ServiceException {
try {
server.setPermission(req.getSrc(), PBHelper.convert(req.getPermission()));
} catch (IOException e) {
throw new ServiceException(e);
}
return VOID_SET_PERM_RESPONSE;
}
@Override
public SetOwnerResponseProto setOwner(RpcController controller,
SetOwnerRequestProto req) throws ServiceException {
try {
server.setOwner(req.getSrc(),
req.hasUsername() ? req.getUsername() : null,
req.hasGroupname() ? req.getGroupname() : null);
} catch (IOException e) {
throw new ServiceException(e);
}
return VOID_SET_OWNER_RESPONSE;
}
@Override
public AbandonBlockResponseProto abandonBlock(RpcController controller,
AbandonBlockRequestProto req) throws ServiceException {
try {
server.abandonBlock(PBHelper.convert(req.getB()), req.getSrc(),
req.getHolder());
} catch (IOException e) {
throw new ServiceException(e);
}
return VOID_ADD_BLOCK_RESPONSE;
}
@Override
public AddBlockResponseProto addBlock(RpcController controller,
AddBlockRequestProto req) throws ServiceException {
try {
List<DatanodeInfoProto> excl = req.getExcludeNodesList();
List<String> favor = req.getFavoredNodesList();
LocatedBlock result = server.addBlock(
req.getSrc(),
req.getClientName(),
req.hasPrevious() ? PBHelper.convert(req.getPrevious()) : null,
(excl == null || excl.size() == 0) ? null : PBHelper.convert(excl
.toArray(new DatanodeInfoProto[excl.size()])), req.getFileId(),
(favor == null || favor.size() == 0) ? null : favor
.toArray(new String[favor.size()]));
return AddBlockResponseProto.newBuilder()
.setBlock(PBHelper.convert(result)).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetAdditionalDatanodeResponseProto getAdditionalDatanode(
RpcController controller, GetAdditionalDatanodeRequestProto req)
throws ServiceException {
try {
List<DatanodeInfoProto> existingList = req.getExistingsList();
List<DatanodeInfoProto> excludesList = req.getExcludesList();
LocatedBlock result = server.getAdditionalDatanode(
req.getSrc(), PBHelper.convert(req.getBlk()),
PBHelper.convert(existingList.toArray(
new DatanodeInfoProto[existingList.size()])),
PBHelper.convert(excludesList.toArray(
new DatanodeInfoProto[excludesList.size()])),
req.getNumAdditionalNodes(), req.getClientName());
return GetAdditionalDatanodeResponseProto.newBuilder().setBlock(
PBHelper.convert(result))
.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public CompleteResponseProto complete(RpcController controller,
CompleteRequestProto req) throws ServiceException {
try {
boolean result =
server.complete(req.getSrc(), req.getClientName(),
req.hasLast() ? PBHelper.convert(req.getLast()) : null,
req.hasFileId() ? req.getFileId() : INodeId.GRANDFATHER_INODE_ID);
return CompleteResponseProto.newBuilder().setResult(result).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public ReportBadBlocksResponseProto reportBadBlocks(RpcController controller,
ReportBadBlocksRequestProto req) throws ServiceException {
try {
List<LocatedBlockProto> bl = req.getBlocksList();
server.reportBadBlocks(PBHelper.convertLocatedBlock(
bl.toArray(new LocatedBlockProto[bl.size()])));
} catch (IOException e) {
throw new ServiceException(e);
}
return VOID_REP_BAD_BLOCK_RESPONSE;
}
@Override
public ConcatResponseProto concat(RpcController controller,
ConcatRequestProto req) throws ServiceException {
try {
List<String> srcs = req.getSrcsList();
server.concat(req.getTrg(), srcs.toArray(new String[srcs.size()]));
} catch (IOException e) {
throw new ServiceException(e);
}
return VOID_CONCAT_RESPONSE;
}
@Override
public RenameResponseProto rename(RpcController controller,
RenameRequestProto req) throws ServiceException {
try {
boolean result = server.rename(req.getSrc(), req.getDst());
return RenameResponseProto.newBuilder().setResult(result).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public Rename2ResponseProto rename2(RpcController controller,
Rename2RequestProto req) throws ServiceException {
try {
server.rename2(req.getSrc(), req.getDst(),
req.getOverwriteDest() ? Rename.OVERWRITE : Rename.NONE);
} catch (IOException e) {
throw new ServiceException(e);
}
return VOID_RENAME2_RESPONSE;
}
@Override
public DeleteResponseProto delete(RpcController controller,
DeleteRequestProto req) throws ServiceException {
try {
boolean result = server.delete(req.getSrc(), req.getRecursive());
return DeleteResponseProto.newBuilder().setResult(result).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public MkdirsResponseProto mkdirs(RpcController controller,
MkdirsRequestProto req) throws ServiceException {
try {
boolean result = server.mkdirs(req.getSrc(),
PBHelper.convert(req.getMasked()), req.getCreateParent());
return MkdirsResponseProto.newBuilder().setResult(result).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetListingResponseProto getListing(RpcController controller,
GetListingRequestProto req) throws ServiceException {
try {
DirectoryListing result = server.getListing(
req.getSrc(), req.getStartAfter().toByteArray(),
req.getNeedLocation());
if (result !=null) {
return GetListingResponseProto.newBuilder().setDirList(
PBHelper.convert(result)).build();
} else {
return VOID_GETLISTING_RESPONSE;
}
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public RenewLeaseResponseProto renewLease(RpcController controller,
RenewLeaseRequestProto req) throws ServiceException {
try {
server.renewLease(req.getClientName());
return VOID_RENEWLEASE_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public RecoverLeaseResponseProto recoverLease(RpcController controller,
RecoverLeaseRequestProto req) throws ServiceException {
try {
boolean result = server.recoverLease(req.getSrc(), req.getClientName());
return RecoverLeaseResponseProto.newBuilder().setResult(result).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public RestoreFailedStorageResponseProto restoreFailedStorage(
RpcController controller, RestoreFailedStorageRequestProto req)
throws ServiceException {
try {
boolean result = server.restoreFailedStorage(req.getArg());
return RestoreFailedStorageResponseProto.newBuilder().setResult(result)
.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetFsStatsResponseProto getFsStats(RpcController controller,
GetFsStatusRequestProto req) throws ServiceException {
try {
return PBHelper.convert(server.getStats());
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetDatanodeReportResponseProto getDatanodeReport(
RpcController controller, GetDatanodeReportRequestProto req)
throws ServiceException {
try {
List<? extends DatanodeInfoProto> result = PBHelper.convert(server
.getDatanodeReport(PBHelper.convert(req.getType())));
return GetDatanodeReportResponseProto.newBuilder()
.addAllDi(result).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetPreferredBlockSizeResponseProto getPreferredBlockSize(
RpcController controller, GetPreferredBlockSizeRequestProto req)
throws ServiceException {
try {
long result = server.getPreferredBlockSize(req.getFilename());
return GetPreferredBlockSizeResponseProto.newBuilder().setBsize(result)
.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public SetSafeModeResponseProto setSafeMode(RpcController controller,
SetSafeModeRequestProto req) throws ServiceException {
try {
boolean result = server.setSafeMode(PBHelper.convert(req.getAction()),
req.getChecked());
return SetSafeModeResponseProto.newBuilder().setResult(result).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public SaveNamespaceResponseProto saveNamespace(RpcController controller,
SaveNamespaceRequestProto req) throws ServiceException {
try {
server.saveNamespace();
return VOID_SAVENAMESPACE_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public RollEditsResponseProto rollEdits(RpcController controller,
RollEditsRequestProto request) throws ServiceException {
try {
long txid = server.rollEdits();
return RollEditsResponseProto.newBuilder()
.setNewSegmentTxId(txid)
.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public RefreshNodesResponseProto refreshNodes(RpcController controller,
RefreshNodesRequestProto req) throws ServiceException {
try {
server.refreshNodes();
return VOID_REFRESHNODES_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public FinalizeUpgradeResponseProto finalizeUpgrade(RpcController controller,
FinalizeUpgradeRequestProto req) throws ServiceException {
try {
server.finalizeUpgrade();
return VOID_FINALIZEUPGRADE_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public ListCorruptFileBlocksResponseProto listCorruptFileBlocks(
RpcController controller, ListCorruptFileBlocksRequestProto req)
throws ServiceException {
try {
CorruptFileBlocks result = server.listCorruptFileBlocks(
req.getPath(), req.hasCookie() ? req.getCookie(): null);
return ListCorruptFileBlocksResponseProto.newBuilder()
.setCorrupt(PBHelper.convert(result))
.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public MetaSaveResponseProto metaSave(RpcController controller,
MetaSaveRequestProto req) throws ServiceException {
try {
server.metaSave(req.getFilename());
return VOID_METASAVE_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetFileInfoResponseProto getFileInfo(RpcController controller,
GetFileInfoRequestProto req) throws ServiceException {
try {
HdfsFileStatus result = server.getFileInfo(req.getSrc());
if (result != null) {
return GetFileInfoResponseProto.newBuilder().setFs(
PBHelper.convert(result)).build();
}
return VOID_GETFILEINFO_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetFileLinkInfoResponseProto getFileLinkInfo(RpcController controller,
GetFileLinkInfoRequestProto req) throws ServiceException {
try {
HdfsFileStatus result = server.getFileLinkInfo(req.getSrc());
if (result != null) {
System.out.println("got non null result for getFileLinkInfo for " + req.getSrc());
return GetFileLinkInfoResponseProto.newBuilder().setFs(
PBHelper.convert(result)).build();
} else {
System.out.println("got null result for getFileLinkInfo for " + req.getSrc());
return VOID_GETFILELINKINFO_RESPONSE;
}
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetContentSummaryResponseProto getContentSummary(
RpcController controller, GetContentSummaryRequestProto req)
throws ServiceException {
try {
ContentSummary result = server.getContentSummary(req.getPath());
return GetContentSummaryResponseProto.newBuilder()
.setSummary(PBHelper.convert(result)).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public SetQuotaResponseProto setQuota(RpcController controller,
SetQuotaRequestProto req) throws ServiceException {
try {
server.setQuota(req.getPath(), req.getNamespaceQuota(),
req.getDiskspaceQuota());
return VOID_SETQUOTA_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public FsyncResponseProto fsync(RpcController controller,
FsyncRequestProto req) throws ServiceException {
try {
server.fsync(req.getSrc(), req.getClient(), req.getLastBlockLength());
return VOID_FSYNC_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public SetTimesResponseProto setTimes(RpcController controller,
SetTimesRequestProto req) throws ServiceException {
try {
server.setTimes(req.getSrc(), req.getMtime(), req.getAtime());
return VOID_SETTIMES_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public CreateSymlinkResponseProto createSymlink(RpcController controller,
CreateSymlinkRequestProto req) throws ServiceException {
try {
server.createSymlink(req.getTarget(), req.getLink(),
PBHelper.convert(req.getDirPerm()), req.getCreateParent());
return VOID_CREATESYMLINK_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetLinkTargetResponseProto getLinkTarget(RpcController controller,
GetLinkTargetRequestProto req) throws ServiceException {
try {
String result = server.getLinkTarget(req.getPath());
GetLinkTargetResponseProto.Builder builder = GetLinkTargetResponseProto
.newBuilder();
if (result != null) {
builder.setTargetPath(result);
}
return builder.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public UpdateBlockForPipelineResponseProto updateBlockForPipeline(
RpcController controller, UpdateBlockForPipelineRequestProto req)
throws ServiceException {
try {
LocatedBlockProto result = PBHelper.convert(server
.updateBlockForPipeline(PBHelper.convert(req.getBlock()),
req.getClientName()));
return UpdateBlockForPipelineResponseProto.newBuilder().setBlock(result)
.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public UpdatePipelineResponseProto updatePipeline(RpcController controller,
UpdatePipelineRequestProto req) throws ServiceException {
try {
List<DatanodeIDProto> newNodes = req.getNewNodesList();
server
.updatePipeline(req.getClientName(), PBHelper.convert(req
.getOldBlock()), PBHelper.convert(req.getNewBlock()), PBHelper
.convert(newNodes.toArray(new DatanodeIDProto[newNodes.size()])));
return VOID_UPDATEPIPELINE_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetDelegationTokenResponseProto getDelegationToken(
RpcController controller, GetDelegationTokenRequestProto req)
throws ServiceException {
try {
Token<DelegationTokenIdentifier> token = server
.getDelegationToken(new Text(req.getRenewer()));
GetDelegationTokenResponseProto.Builder rspBuilder =
GetDelegationTokenResponseProto.newBuilder();
if (token != null) {
rspBuilder.setToken(PBHelper.convert(token));
}
return rspBuilder.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public RenewDelegationTokenResponseProto renewDelegationToken(
RpcController controller, RenewDelegationTokenRequestProto req)
throws ServiceException {
try {
long result = server.renewDelegationToken(PBHelper
.convertDelegationToken(req.getToken()));
return RenewDelegationTokenResponseProto.newBuilder()
.setNewExpiryTime(result).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public CancelDelegationTokenResponseProto cancelDelegationToken(
RpcController controller, CancelDelegationTokenRequestProto req)
throws ServiceException {
try {
server.cancelDelegationToken(PBHelper.convertDelegationToken(req
.getToken()));
return VOID_CANCELDELEGATIONTOKEN_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public SetBalancerBandwidthResponseProto setBalancerBandwidth(
RpcController controller, SetBalancerBandwidthRequestProto req)
throws ServiceException {
try {
server.setBalancerBandwidth(req.getBandwidth());
return VOID_SETBALANCERBANDWIDTH_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetDataEncryptionKeyResponseProto getDataEncryptionKey(
RpcController controller, GetDataEncryptionKeyRequestProto request)
throws ServiceException {
try {
GetDataEncryptionKeyResponseProto.Builder builder =
GetDataEncryptionKeyResponseProto.newBuilder();
DataEncryptionKey encryptionKey = server.getDataEncryptionKey();
if (encryptionKey != null) {
builder.setDataEncryptionKey(PBHelper.convert(encryptionKey));
}
return builder.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public CreateSnapshotResponseProto createSnapshot(RpcController controller,
CreateSnapshotRequestProto req) throws ServiceException {
try {
final CreateSnapshotResponseProto.Builder builder
= CreateSnapshotResponseProto.newBuilder();
final String snapshotPath = server.createSnapshot(req.getSnapshotRoot(),
req.hasSnapshotName()? req.getSnapshotName(): null);
if (snapshotPath != null) {
builder.setSnapshotPath(snapshotPath);
}
return builder.build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public DeleteSnapshotResponseProto deleteSnapshot(RpcController controller,
DeleteSnapshotRequestProto req) throws ServiceException {
try {
server.deleteSnapshot(req.getSnapshotRoot(), req.getSnapshotName());
return VOID_DELETE_SNAPSHOT_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public AllowSnapshotResponseProto allowSnapshot(RpcController controller,
AllowSnapshotRequestProto req) throws ServiceException {
try {
server.allowSnapshot(req.getSnapshotRoot());
return VOID_ALLOW_SNAPSHOT_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public DisallowSnapshotResponseProto disallowSnapshot(RpcController controller,
DisallowSnapshotRequestProto req) throws ServiceException {
try {
server.disallowSnapshot(req.getSnapshotRoot());
return VOID_DISALLOW_SNAPSHOT_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public RenameSnapshotResponseProto renameSnapshot(RpcController controller,
RenameSnapshotRequestProto request) throws ServiceException {
try {
server.renameSnapshot(request.getSnapshotRoot(),
request.getSnapshotOldName(), request.getSnapshotNewName());
return VOID_RENAME_SNAPSHOT_RESPONSE;
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetSnapshottableDirListingResponseProto getSnapshottableDirListing(
RpcController controller, GetSnapshottableDirListingRequestProto request)
throws ServiceException {
try {
SnapshottableDirectoryStatus[] result = server
.getSnapshottableDirListing();
if (result != null) {
return GetSnapshottableDirListingResponseProto.newBuilder().
setSnapshottableDirList(PBHelper.convert(result)).build();
} else {
return NULL_GET_SNAPSHOTTABLE_DIR_LISTING_RESPONSE;
}
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public GetSnapshotDiffReportResponseProto getSnapshotDiffReport(
RpcController controller, GetSnapshotDiffReportRequestProto request)
throws ServiceException {
try {
SnapshotDiffReport report = server.getSnapshotDiffReport(
request.getSnapshotRoot(), request.getFromSnapshot(),
request.getToSnapshot());
return GetSnapshotDiffReportResponseProto.newBuilder()
.setDiffReport(PBHelper.convert(report)).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
@Override
public IsFileClosedResponseProto isFileClosed(
RpcController controller, IsFileClosedRequestProto request)
throws ServiceException {
try {
boolean result = server.isFileClosed(request.getSrc());
return IsFileClosedResponseProto.newBuilder().setResult(result).build();
} catch (IOException e) {
throw new ServiceException(e);
}
}
}