org.apache.hadoop.hdfs.protocolPB.PBHelperClient Maven / Gradle / Ivy
/**
* 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.EOFException;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.EnumSet;
import java.util.List;
import java.util.concurrent.ConcurrentHashMap;
import com.google.common.base.Preconditions;
import com.google.common.cache.CacheBuilder;
import com.google.common.cache.CacheLoader;
import com.google.common.cache.LoadingCache;
import com.google.common.collect.Lists;
import com.google.common.primitives.Shorts;
import com.google.protobuf.ByteString;
import com.google.protobuf.CodedInputStream;
import static com.google.common.base.Preconditions.checkNotNull;
import org.apache.hadoop.crypto.CipherOption;
import org.apache.hadoop.crypto.CipherSuite;
import org.apache.hadoop.crypto.CryptoProtocolVersion;
import org.apache.hadoop.hdfs.AddBlockFlag;
import org.apache.hadoop.fs.CacheFlag;
import org.apache.hadoop.fs.ContentSummary;
import org.apache.hadoop.fs.CreateFlag;
import org.apache.hadoop.fs.FileEncryptionInfo;
import org.apache.hadoop.fs.FsServerDefaults;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.QuotaUsage;
import org.apache.hadoop.fs.StorageType;
import org.apache.hadoop.fs.XAttr;
import org.apache.hadoop.fs.XAttrSetFlag;
import org.apache.hadoop.fs.permission.AclEntry;
import org.apache.hadoop.fs.permission.AclEntryScope;
import org.apache.hadoop.fs.permission.AclEntryType;
import org.apache.hadoop.fs.permission.AclStatus;
import org.apache.hadoop.fs.permission.FsAction;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.hdfs.DFSUtilClient;
import org.apache.hadoop.hdfs.inotify.Event;
import org.apache.hadoop.hdfs.inotify.EventBatch;
import org.apache.hadoop.hdfs.inotify.EventBatchList;
import org.apache.hadoop.hdfs.protocol.Block;
import org.apache.hadoop.hdfs.protocol.BlockStoragePolicy;
import org.apache.hadoop.hdfs.protocol.CacheDirectiveEntry;
import org.apache.hadoop.hdfs.protocol.CacheDirectiveInfo;
import org.apache.hadoop.hdfs.protocol.CacheDirectiveStats;
import org.apache.hadoop.hdfs.protocol.CachePoolEntry;
import org.apache.hadoop.hdfs.protocol.CachePoolInfo;
import org.apache.hadoop.hdfs.protocol.CachePoolStats;
import org.apache.hadoop.hdfs.protocol.ClientProtocol;
import org.apache.hadoop.hdfs.protocol.CorruptFileBlocks;
import org.apache.hadoop.hdfs.protocol.DatanodeID;
import org.apache.hadoop.hdfs.protocol.DatanodeInfo;
import org.apache.hadoop.hdfs.protocol.DatanodeInfo.DatanodeInfoBuilder;
import org.apache.hadoop.hdfs.protocol.DatanodeInfo.AdminStates;
import org.apache.hadoop.hdfs.protocol.DatanodeLocalInfo;
import org.apache.hadoop.hdfs.protocol.DirectoryListing;
import org.apache.hadoop.hdfs.protocol.EncryptionZone;
import org.apache.hadoop.hdfs.protocol.ExtendedBlock;
import org.apache.hadoop.hdfs.protocol.FsPermissionExtension;
import org.apache.hadoop.hdfs.protocol.HdfsConstants;
import org.apache.hadoop.hdfs.protocol.HdfsConstants.DatanodeReportType;
import org.apache.hadoop.hdfs.protocol.HdfsConstants.RollingUpgradeAction;
import org.apache.hadoop.hdfs.protocol.HdfsConstants.SafeModeAction;
import org.apache.hadoop.hdfs.protocol.HdfsFileStatus;
import org.apache.hadoop.hdfs.protocol.HdfsLocatedFileStatus;
import org.apache.hadoop.hdfs.protocol.LocatedBlock;
import org.apache.hadoop.hdfs.protocol.LocatedBlocks;
import org.apache.hadoop.hdfs.protocol.OpenFileEntry;
import org.apache.hadoop.hdfs.protocol.RollingUpgradeInfo;
import org.apache.hadoop.hdfs.protocol.RollingUpgradeStatus;
import org.apache.hadoop.hdfs.protocol.SnapshotDiffReport;
import org.apache.hadoop.hdfs.protocol.SnapshotDiffReport.DiffReportEntry;
import org.apache.hadoop.hdfs.protocol.SnapshotDiffReport.DiffType;
import org.apache.hadoop.hdfs.protocol.SnapshottableDirectoryStatus;
import org.apache.hadoop.hdfs.protocol.proto.AclProtos.AclEntryProto;
import org.apache.hadoop.hdfs.protocol.proto.AclProtos.AclEntryProto.AclEntryScopeProto;
import org.apache.hadoop.hdfs.protocol.proto.AclProtos.AclEntryProto.AclEntryTypeProto;
import org.apache.hadoop.hdfs.protocol.proto.AclProtos.AclEntryProto.FsActionProto;
import org.apache.hadoop.hdfs.protocol.proto.AclProtos.AclStatusProto;
import org.apache.hadoop.hdfs.protocol.proto.AclProtos.GetAclStatusResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.AddBlockFlagProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CacheDirectiveEntryProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CacheDirectiveInfoExpirationProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CacheDirectiveInfoProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CacheDirectiveStatsProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CacheFlagProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CachePoolEntryProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CachePoolInfoProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CachePoolStatsProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.CreateFlagProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.DatanodeReportTypeProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.DatanodeStorageReportProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetEditsFromTxidResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetFsStatsResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.OpenFilesBatchResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RollingUpgradeActionProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.RollingUpgradeInfoProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.SafeModeActionProto;
import org.apache.hadoop.hdfs.protocol.proto.DataTransferProtos.ShortCircuitShmIdProto;
import org.apache.hadoop.hdfs.protocol.proto.DataTransferProtos.ShortCircuitShmSlotProto;
import org.apache.hadoop.hdfs.protocol.proto.EncryptionZonesProtos.EncryptionZoneProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.BlockProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.BlockStoragePolicyProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.ContentSummaryProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.CorruptFileBlocksProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.CryptoProtocolVersionProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.DataEncryptionKeyProto;
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.DatanodeInfoProto.AdminState;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.DatanodeInfosProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.DatanodeLocalInfoProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.DatanodeStorageProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.DatanodeStorageProto.StorageState;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.DirectoryListingProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.ExtendedBlockProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.FsPermissionProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.FsServerDefaultsProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.HdfsFileStatusProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.HdfsFileStatusProto.FileType;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.LocatedBlockProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.LocatedBlockProto.Builder;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.LocatedBlocksProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.QuotaUsageProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.RollingUpgradeStatusProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.SnapshotDiffReportEntryProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.SnapshotDiffReportProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.SnapshottableDirectoryListingProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.SnapshottableDirectoryStatusProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.StorageReportProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.StorageTypeProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.StorageTypesProto;
import org.apache.hadoop.hdfs.protocol.proto.InotifyProtos;
import org.apache.hadoop.hdfs.protocol.proto.XAttrProtos.GetXAttrsResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.XAttrProtos.ListXAttrsResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.XAttrProtos.XAttrProto;
import org.apache.hadoop.hdfs.protocol.proto.XAttrProtos.XAttrProto.XAttrNamespaceProto;
import org.apache.hadoop.hdfs.protocol.proto.XAttrProtos.XAttrSetFlagProto;
import org.apache.hadoop.hdfs.security.token.block.BlockTokenIdentifier;
import org.apache.hadoop.hdfs.security.token.block.DataEncryptionKey;
import org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier;
import org.apache.hadoop.hdfs.server.protocol.DatanodeStorage;
import org.apache.hadoop.hdfs.server.protocol.DatanodeStorage.State;
import org.apache.hadoop.hdfs.server.protocol.DatanodeStorageReport;
import org.apache.hadoop.hdfs.server.protocol.StorageReport;
import org.apache.hadoop.hdfs.shortcircuit.ShortCircuitShm.ShmId;
import org.apache.hadoop.hdfs.shortcircuit.ShortCircuitShm.SlotId;
import org.apache.hadoop.io.EnumSetWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.security.proto.SecurityProtos.TokenProto;
import org.apache.hadoop.security.token.Token;
import org.apache.hadoop.util.ChunkedArrayList;
import org.apache.hadoop.util.DataChecksum;
import org.apache.hadoop.util.LimitInputStream;
/**
* Utilities for converting protobuf classes to and from hdfs-client side
* implementation classes and other helper utilities to help in dealing with
* protobuf.
*
* Note that when converting from an internal type to protobuf type, the
* converter never return null for protobuf type. The check for internal type
* being null must be done before calling the convert() method.
*/
public class PBHelperClient {
private static final XAttr.NameSpace[] XATTR_NAMESPACE_VALUES =
XAttr.NameSpace.values();
private static final AclEntryType[] ACL_ENTRY_TYPE_VALUES =
AclEntryType.values();
private static final AclEntryScope[] ACL_ENTRY_SCOPE_VALUES =
AclEntryScope.values();
private static final FsAction[] FSACTION_VALUES =
FsAction.values();
/**
* Map used to cache fixed strings to ByteStrings. Since there is no
* automatic expiration policy, only use this for strings from a fixed, small
* set.
*
* This map should not be accessed directly. Used the getFixedByteString
* methods instead.
*/
private static ConcurrentHashMap fixedByteStringCache =
new ConcurrentHashMap<>();
private static ByteString getFixedByteString(Text key) {
ByteString value = fixedByteStringCache.get(key);
if (value == null) {
value = ByteString.copyFromUtf8(key.toString());
fixedByteStringCache.put(new Text(key.copyBytes()), value);
}
return value;
}
private static ByteString getFixedByteString(String key) {
ByteString value = fixedByteStringCache.get(key);
if (value == null) {
value = ByteString.copyFromUtf8(key);
fixedByteStringCache.put(key, value);
}
return value;
}
/**
* Guava cache for caching String to ByteString encoding. Use this when the
* set of Strings is large, mutable, or unknown.
*/
private static LoadingCache bytestringCache =
CacheBuilder.newBuilder()
.maximumSize(10000)
.build(
new CacheLoader() {
public ByteString load(String key) {
return ByteString.copyFromUtf8(key);
}
});
private PBHelperClient() {
/** Hidden constructor */
}
public static ByteString getByteString(byte[] bytes) {
// return singleton to reduce object allocation
return (bytes.length == 0) ? ByteString.EMPTY : ByteString.copyFrom(bytes);
}
public static ShmId convert(ShortCircuitShmIdProto shmId) {
return new ShmId(shmId.getHi(), shmId.getLo());
}
public static DataChecksum.Type convert(HdfsProtos.ChecksumTypeProto type) {
return DataChecksum.Type.valueOf(type.getNumber());
}
public static HdfsProtos.ChecksumTypeProto convert(DataChecksum.Type type) {
return HdfsProtos.ChecksumTypeProto.valueOf(type.id);
}
public static ExtendedBlockProto convert(final ExtendedBlock b) {
if (b == null) return null;
return ExtendedBlockProto.newBuilder().
setPoolIdBytes(getFixedByteString(b.getBlockPoolId())).
setBlockId(b.getBlockId()).
setNumBytes(b.getNumBytes()).
setGenerationStamp(b.getGenerationStamp()).
build();
}
public static TokenProto convert(Token tok) {
return TokenProto.newBuilder().
setIdentifier(getByteString(tok.getIdentifier())).
setPassword(getByteString(tok.getPassword())).
setKindBytes(getFixedByteString(tok.getKind())).
setServiceBytes(getFixedByteString(tok.getService())).build();
}
public static ShortCircuitShmIdProto convert(ShmId shmId) {
return ShortCircuitShmIdProto.newBuilder().
setHi(shmId.getHi()).
setLo(shmId.getLo()).
build();
}
public static ShortCircuitShmSlotProto convert(SlotId slotId) {
return ShortCircuitShmSlotProto.newBuilder().
setShmId(convert(slotId.getShmId())).
setSlotIdx(slotId.getSlotIdx()).
build();
}
public static DatanodeIDProto convert(DatanodeID dn) {
// For wire compatibility with older versions we transmit the StorageID
// which is the same as the DatanodeUuid. Since StorageID is a required
// field we pass the empty string if the DatanodeUuid is not yet known.
return DatanodeIDProto.newBuilder()
.setIpAddrBytes(dn.getIpAddrBytes())
.setHostNameBytes(dn.getHostNameBytes())
.setXferPort(dn.getXferPort())
.setDatanodeUuidBytes(dn.getDatanodeUuidBytes())
.setInfoPort(dn.getInfoPort())
.setInfoSecurePort(dn.getInfoSecurePort())
.setIpcPort(dn.getIpcPort()).build();
}
public static DatanodeInfoProto.AdminState convert(
final DatanodeInfo.AdminStates inAs) {
switch (inAs) {
case NORMAL: return DatanodeInfoProto.AdminState.NORMAL;
case DECOMMISSION_INPROGRESS:
return DatanodeInfoProto.AdminState.DECOMMISSION_INPROGRESS;
case DECOMMISSIONED: return DatanodeInfoProto.AdminState.DECOMMISSIONED;
case ENTERING_MAINTENANCE:
return DatanodeInfoProto.AdminState.ENTERING_MAINTENANCE;
case IN_MAINTENANCE:
return DatanodeInfoProto.AdminState.IN_MAINTENANCE;
default: return DatanodeInfoProto.AdminState.NORMAL;
}
}
public static DatanodeInfoProto convert(DatanodeInfo info) {
DatanodeInfoProto.Builder builder = DatanodeInfoProto.newBuilder();
if (info.getNetworkLocation() != null) {
builder.setLocationBytes(
bytestringCache.getUnchecked(info.getNetworkLocation()));
}
if (info.getUpgradeDomain() != null) {
builder.setUpgradeDomain(info.getUpgradeDomain());
}
builder
.setId(convert((DatanodeID) info))
.setCapacity(info.getCapacity())
.setDfsUsed(info.getDfsUsed())
.setNonDfsUsed(info.getNonDfsUsed())
.setRemaining(info.getRemaining())
.setBlockPoolUsed(info.getBlockPoolUsed())
.setCacheCapacity(info.getCacheCapacity())
.setCacheUsed(info.getCacheUsed())
.setLastUpdate(info.getLastUpdate())
.setLastUpdateMonotonic(info.getLastUpdateMonotonic())
.setXceiverCount(info.getXceiverCount())
.setAdminState(convert(info.getAdminState()))
.setLastBlockReportTime(info.getLastBlockReportTime())
.setLastBlockReportMonotonic(info.getLastBlockReportMonotonic())
.build();
return builder.build();
}
public static List convert(
DatanodeInfo[] dnInfos) {
return convert(dnInfos, 0);
}
/**
* Copy from {@code dnInfos} to a target of list of same size starting at
* {@code startIdx}.
*/
public static List convert(
DatanodeInfo[] dnInfos, int startIdx) {
if (dnInfos == null)
return null;
ArrayList protos = Lists
.newArrayListWithCapacity(dnInfos.length);
for (int i = startIdx; i < dnInfos.length; i++) {
protos.add(convert(dnInfos[i]));
}
return protos;
}
public static List convert(boolean[] targetPinnings, int idx) {
List pinnings = new ArrayList<>();
if (targetPinnings == null) {
pinnings.add(Boolean.FALSE);
} else {
for (; idx < targetPinnings.length; ++idx) {
pinnings.add(targetPinnings[idx]);
}
}
return pinnings;
}
public static ExtendedBlock convert(ExtendedBlockProto eb) {
if (eb == null) return null;
return new ExtendedBlock( eb.getPoolId(), eb.getBlockId(), eb.getNumBytes(),
eb.getGenerationStamp());
}
public static DatanodeLocalInfo convert(DatanodeLocalInfoProto proto) {
return new DatanodeLocalInfo(proto.getSoftwareVersion(),
proto.getConfigVersion(), proto.getUptime());
}
static public DatanodeInfoProto convertDatanodeInfo(DatanodeInfo di) {
if (di == null) return null;
return convert(di);
}
public static StorageTypeProto convertStorageType(StorageType type) {
switch(type) {
case DISK:
return StorageTypeProto.DISK;
case SSD:
return StorageTypeProto.SSD;
case ARCHIVE:
return StorageTypeProto.ARCHIVE;
case RAM_DISK:
return StorageTypeProto.RAM_DISK;
default:
throw new IllegalStateException(
"BUG: StorageType not found, type=" + type);
}
}
public static StorageType convertStorageType(StorageTypeProto type) {
switch(type) {
case DISK:
return StorageType.DISK;
case SSD:
return StorageType.SSD;
case ARCHIVE:
return StorageType.ARCHIVE;
case RAM_DISK:
return StorageType.RAM_DISK;
default:
throw new IllegalStateException(
"BUG: StorageTypeProto not found, type=" + type);
}
}
public static List convertStorageTypes(
StorageType[] types) {
return convertStorageTypes(types, 0);
}
public static List convertStorageTypes(
StorageType[] types, int startIdx) {
if (types == null) {
return null;
}
final List protos = new ArrayList<>(
types.length);
for (int i = startIdx; i < types.length; ++i) {
protos.add(convertStorageType(types[i]));
}
return protos;
}
public static InputStream vintPrefixed(final InputStream input)
throws IOException {
final int firstByte = input.read();
if (firstByte == -1) {
throw new EOFException(
"Unexpected EOF while trying to read response from server");
}
int size = CodedInputStream.readRawVarint32(firstByte, input);
assert size >= 0;
return new LimitInputStream(input, size);
}
public static CipherOption convert(HdfsProtos.CipherOptionProto proto) {
if (proto != null) {
CipherSuite suite = null;
if (proto.getSuite() != null) {
suite = convert(proto.getSuite());
}
byte[] inKey = null;
if (proto.getInKey() != null) {
inKey = proto.getInKey().toByteArray();
}
byte[] inIv = null;
if (proto.getInIv() != null) {
inIv = proto.getInIv().toByteArray();
}
byte[] outKey = null;
if (proto.getOutKey() != null) {
outKey = proto.getOutKey().toByteArray();
}
byte[] outIv = null;
if (proto.getOutIv() != null) {
outIv = proto.getOutIv().toByteArray();
}
return new CipherOption(suite, inKey, inIv, outKey, outIv);
}
return null;
}
public static CipherSuite convert(HdfsProtos.CipherSuiteProto proto) {
switch (proto) {
case AES_CTR_NOPADDING:
return CipherSuite.AES_CTR_NOPADDING;
default:
// Set to UNKNOWN and stash the unknown enum value
CipherSuite suite = CipherSuite.UNKNOWN;
suite.setUnknownValue(proto.getNumber());
return suite;
}
}
public static HdfsProtos.CipherOptionProto convert(CipherOption option) {
if (option != null) {
HdfsProtos.CipherOptionProto.Builder builder =
HdfsProtos.CipherOptionProto.newBuilder();
if (option.getCipherSuite() != null) {
builder.setSuite(convert(option.getCipherSuite()));
}
if (option.getInKey() != null) {
builder.setInKey(getByteString(option.getInKey()));
}
if (option.getInIv() != null) {
builder.setInIv(getByteString(option.getInIv()));
}
if (option.getOutKey() != null) {
builder.setOutKey(getByteString(option.getOutKey()));
}
if (option.getOutIv() != null) {
builder.setOutIv(getByteString(option.getOutIv()));
}
return builder.build();
}
return null;
}
public static HdfsProtos.CipherSuiteProto convert(CipherSuite suite) {
switch (suite) {
case UNKNOWN:
return HdfsProtos.CipherSuiteProto.UNKNOWN;
case AES_CTR_NOPADDING:
return HdfsProtos.CipherSuiteProto.AES_CTR_NOPADDING;
default:
return null;
}
}
public static List convertCipherOptions(
List options) {
if (options != null) {
List protos =
Lists.newArrayListWithCapacity(options.size());
for (CipherOption option : options) {
protos.add(convert(option));
}
return protos;
}
return null;
}
public static List convertCipherOptionProtos(
List protos) {
if (protos != null) {
List options =
Lists.newArrayListWithCapacity(protos.size());
for (HdfsProtos.CipherOptionProto proto : protos) {
options.add(convert(proto));
}
return options;
}
return null;
}
public static LocatedBlock convert(LocatedBlockProto proto) {
if (proto == null) return null;
List locs = proto.getLocsList();
DatanodeInfo[] targets = new DatanodeInfo[locs.size()];
for (int i = 0; i < locs.size(); i++) {
targets[i] = convert(locs.get(i));
}
final StorageType[] storageTypes = convertStorageTypes(
proto.getStorageTypesList(), locs.size());
final int storageIDsCount = proto.getStorageIDsCount();
final String[] storageIDs;
if (storageIDsCount == 0) {
storageIDs = null;
} else {
Preconditions.checkState(storageIDsCount == locs.size());
storageIDs = proto.getStorageIDsList()
.toArray(new String[storageIDsCount]);
}
// Set values from the isCached list, re-using references from loc
List cachedLocs = new ArrayList<>(locs.size());
List isCachedList = proto.getIsCachedList();
for (int i=0; i storageTypesList, int expectedSize) {
final StorageType[] storageTypes = new StorageType[expectedSize];
if (storageTypesList.size() != expectedSize) {
// missing storage types
Preconditions.checkState(storageTypesList.isEmpty());
Arrays.fill(storageTypes, StorageType.DEFAULT);
} else {
for (int i = 0; i < storageTypes.length; ++i) {
storageTypes[i] = convertStorageType(storageTypesList.get(i));
}
}
return storageTypes;
}
public static Token convert(
TokenProto blockToken) {
return new Token<>(blockToken.getIdentifier()
.toByteArray(), blockToken.getPassword().toByteArray(), new Text(
blockToken.getKind()), new Text(blockToken.getService()));
}
// DatanodeId
public static DatanodeID convert(DatanodeIDProto dn) {
return new DatanodeID(dn.getIpAddr(), dn.getHostName(),
dn.getDatanodeUuid(), dn.getXferPort(), dn.getInfoPort(),
dn.hasInfoSecurePort() ? dn.getInfoSecurePort() : 0, dn.getIpcPort());
}
public static AdminStates convert(AdminState adminState) {
switch(adminState) {
case DECOMMISSION_INPROGRESS:
return AdminStates.DECOMMISSION_INPROGRESS;
case DECOMMISSIONED:
return AdminStates.DECOMMISSIONED;
case ENTERING_MAINTENANCE:
return AdminStates.ENTERING_MAINTENANCE;
case IN_MAINTENANCE:
return AdminStates.IN_MAINTENANCE;
case NORMAL:
default:
return AdminStates.NORMAL;
}
}
// LocatedBlocks
public static LocatedBlocks convert(LocatedBlocksProto lb) {
return new LocatedBlocks(
lb.getFileLength(), lb.getUnderConstruction(),
convertLocatedBlock(lb.getBlocksList()),
lb.hasLastBlock() ? convert(lb.getLastBlock()) : null,
lb.getIsLastBlockComplete(),
lb.hasFileEncryptionInfo() ? convert(lb.getFileEncryptionInfo()) :
null);
}
public static BlockStoragePolicy[] convertStoragePolicies(
List policyProtos) {
if (policyProtos == null || policyProtos.size() == 0) {
return new BlockStoragePolicy[0];
}
BlockStoragePolicy[] policies = new BlockStoragePolicy[policyProtos.size()];
int i = 0;
for (BlockStoragePolicyProto proto : policyProtos) {
policies[i++] = convert(proto);
}
return policies;
}
public static EventBatchList convert(GetEditsFromTxidResponseProto resp)
throws IOException {
final InotifyProtos.EventsListProto list = resp.getEventsList();
final long firstTxid = list.getFirstTxid();
final long lastTxid = list.getLastTxid();
List batches = Lists.newArrayList();
if (list.getEventsList().size() > 0) {
throw new IOException("Can't handle old inotify server response.");
}
for (InotifyProtos.EventBatchProto bp : list.getBatchList()) {
long txid = bp.getTxid();
if ((txid != -1) && ((txid < firstTxid) || (txid > lastTxid))) {
throw new IOException("Error converting TxidResponseProto: got a " +
"transaction id " + txid + " that was outside the range of [" +
firstTxid + ", " + lastTxid + "].");
}
List events = Lists.newArrayList();
for (InotifyProtos.EventProto p : bp.getEventsList()) {
switch (p.getType()) {
case EVENT_CLOSE:
InotifyProtos.CloseEventProto close =
InotifyProtos.CloseEventProto.parseFrom(p.getContents());
events.add(new Event.CloseEvent(close.getPath(),
close.getFileSize(), close.getTimestamp()));
break;
case EVENT_CREATE:
InotifyProtos.CreateEventProto create =
InotifyProtos.CreateEventProto.parseFrom(p.getContents());
events.add(new Event.CreateEvent.Builder()
.iNodeType(createTypeConvert(create.getType()))
.path(create.getPath())
.ctime(create.getCtime())
.ownerName(create.getOwnerName())
.groupName(create.getGroupName())
.perms(convert(create.getPerms()))
.replication(create.getReplication())
.symlinkTarget(create.getSymlinkTarget().isEmpty() ? null :
create.getSymlinkTarget())
.defaultBlockSize(create.getDefaultBlockSize())
.overwrite(create.getOverwrite()).build());
break;
case EVENT_METADATA:
InotifyProtos.MetadataUpdateEventProto meta =
InotifyProtos.MetadataUpdateEventProto.parseFrom(p.getContents());
events.add(new Event.MetadataUpdateEvent.Builder()
.path(meta.getPath())
.metadataType(metadataUpdateTypeConvert(meta.getType()))
.mtime(meta.getMtime())
.atime(meta.getAtime())
.replication(meta.getReplication())
.ownerName(
meta.getOwnerName().isEmpty() ? null : meta.getOwnerName())
.groupName(
meta.getGroupName().isEmpty() ? null : meta.getGroupName())
.perms(meta.hasPerms() ? convert(meta.getPerms()) : null)
.acls(meta.getAclsList().isEmpty() ? null : convertAclEntry(
meta.getAclsList()))
.xAttrs(meta.getXAttrsList().isEmpty() ? null : convertXAttrs(
meta.getXAttrsList()))
.xAttrsRemoved(meta.getXAttrsRemoved())
.build());
break;
case EVENT_RENAME:
InotifyProtos.RenameEventProto rename =
InotifyProtos.RenameEventProto.parseFrom(p.getContents());
events.add(new Event.RenameEvent.Builder()
.srcPath(rename.getSrcPath())
.dstPath(rename.getDestPath())
.timestamp(rename.getTimestamp())
.build());
break;
case EVENT_APPEND:
InotifyProtos.AppendEventProto append =
InotifyProtos.AppendEventProto.parseFrom(p.getContents());
events.add(new Event.AppendEvent.Builder().path(append.getPath())
.newBlock(append.hasNewBlock() && append.getNewBlock())
.build());
break;
case EVENT_UNLINK:
InotifyProtos.UnlinkEventProto unlink =
InotifyProtos.UnlinkEventProto.parseFrom(p.getContents());
events.add(new Event.UnlinkEvent.Builder()
.path(unlink.getPath())
.timestamp(unlink.getTimestamp())
.build());
break;
case EVENT_TRUNCATE:
InotifyProtos.TruncateEventProto truncate =
InotifyProtos.TruncateEventProto.parseFrom(p.getContents());
events.add(new Event.TruncateEvent(truncate.getPath(),
truncate.getFileSize(), truncate.getTimestamp()));
break;
default:
throw new RuntimeException("Unexpected inotify event type: " +
p.getType());
}
}
batches.add(new EventBatch(txid, events.toArray(new Event[0])));
}
return new EventBatchList(batches, resp.getEventsList().getFirstTxid(),
resp.getEventsList().getLastTxid(), resp.getEventsList().getSyncTxid());
}
// Located Block Arrays and Lists
public static LocatedBlockProto[] convertLocatedBlock(LocatedBlock[] lb) {
if (lb == null) return null;
return convertLocatedBlock2(Arrays.asList(lb)).toArray(
new LocatedBlockProto[lb.length]);
}
public static List convertLocatedBlock2(List lb) {
if (lb == null) return null;
final int len = lb.size();
List result = new ArrayList<>(len);
for (int i = 0; i < len; ++i) {
result.add(convert(lb.get(i)));
}
return result;
}
public static LocatedBlockProto convert(LocatedBlock b) {
if (b == null) return null;
Builder builder = LocatedBlockProto.newBuilder();
DatanodeInfo[] locs = b.getLocations();
List cachedLocs =
Lists.newLinkedList(Arrays.asList(b.getCachedLocations()));
for (int i = 0; i < locs.length; i++) {
DatanodeInfo loc = locs[i];
builder.addLocs(i, convert(loc));
boolean locIsCached = cachedLocs.contains(loc);
builder.addIsCached(locIsCached);
if (locIsCached) {
cachedLocs.remove(loc);
}
}
Preconditions.checkArgument(cachedLocs.size() == 0,
"Found additional cached replica locations that are not in the set of"
+ " storage-backed locations!");
StorageType[] storageTypes = b.getStorageTypes();
if (storageTypes != null) {
for (int i = 0; i < storageTypes.length; ++i) {
builder.addStorageTypes(convertStorageType(storageTypes[i]));
}
}
final String[] storageIDs = b.getStorageIDs();
if (storageIDs != null) {
builder.addAllStorageIDs(Arrays.asList(storageIDs));
}
return builder.setB(convert(b.getBlock()))
.setBlockToken(convert(b.getBlockToken()))
.setCorrupt(b.isCorrupt()).setOffset(b.getStartOffset()).build();
}
public static BlockStoragePolicy convert(BlockStoragePolicyProto proto) {
List cList = proto.getCreationPolicy()
.getStorageTypesList();
StorageType[] creationTypes = convertStorageTypes(cList, cList.size());
List cfList = proto.hasCreationFallbackPolicy() ? proto
.getCreationFallbackPolicy().getStorageTypesList() : null;
StorageType[] creationFallbackTypes = cfList == null ? StorageType
.EMPTY_ARRAY : convertStorageTypes(cfList, cfList.size());
List rfList = proto.hasReplicationFallbackPolicy() ?
proto.getReplicationFallbackPolicy().getStorageTypesList() : null;
StorageType[] replicationFallbackTypes = rfList == null ? StorageType
.EMPTY_ARRAY : convertStorageTypes(rfList, rfList.size());
return new BlockStoragePolicy((byte) proto.getPolicyId(), proto.getName(),
creationTypes, creationFallbackTypes, replicationFallbackTypes);
}
public static FsActionProto convert(FsAction v) {
return FsActionProto.valueOf(v != null ? v.ordinal() : 0);
}
public static XAttrProto convertXAttrProto(XAttr a) {
XAttrProto.Builder builder = XAttrProto.newBuilder();
builder.setNamespace(convert(a.getNameSpace()));
if (a.getName() != null) {
builder.setName(a.getName());
}
if (a.getValue() != null) {
builder.setValue(getByteString(a.getValue()));
}
return builder.build();
}
public static List convert(ListXAttrsResponseProto a) {
final List xAttrs = a.getXAttrsList();
return convertXAttrs(xAttrs);
}
public static List convert(GetXAttrsResponseProto a) {
List xAttrs = a.getXAttrsList();
return convertXAttrs(xAttrs);
}
public static List convertXAttrs(List xAttrSpec) {
ArrayList xAttrs = Lists.newArrayListWithCapacity(xAttrSpec.size());
for (XAttrProto a : xAttrSpec) {
XAttr.Builder builder = new XAttr.Builder();
builder.setNameSpace(convert(a.getNamespace()));
if (a.hasName()) {
builder.setName(a.getName());
}
if (a.hasValue()) {
builder.setValue(a.getValue().toByteArray());
}
xAttrs.add(builder.build());
}
return xAttrs;
}
static XAttrNamespaceProto convert(XAttr.NameSpace v) {
return XAttrNamespaceProto.valueOf(v.ordinal());
}
static XAttr.NameSpace convert(XAttrNamespaceProto v) {
return castEnum(v, XATTR_NAMESPACE_VALUES);
}
static , U extends Enum> U castEnum(T from, U[] to) {
return to[from.ordinal()];
}
static InotifyProtos.MetadataUpdateType metadataUpdateTypeConvert(
Event.MetadataUpdateEvent.MetadataType type) {
switch (type) {
case TIMES:
return InotifyProtos.MetadataUpdateType.META_TYPE_TIMES;
case REPLICATION:
return InotifyProtos.MetadataUpdateType.META_TYPE_REPLICATION;
case OWNER:
return InotifyProtos.MetadataUpdateType.META_TYPE_OWNER;
case PERMS:
return InotifyProtos.MetadataUpdateType.META_TYPE_PERMS;
case ACLS:
return InotifyProtos.MetadataUpdateType.META_TYPE_ACLS;
case XATTRS:
return InotifyProtos.MetadataUpdateType.META_TYPE_XATTRS;
default:
return null;
}
}
private static Event.MetadataUpdateEvent.MetadataType metadataUpdateTypeConvert(
InotifyProtos.MetadataUpdateType type) {
switch (type) {
case META_TYPE_TIMES:
return Event.MetadataUpdateEvent.MetadataType.TIMES;
case META_TYPE_REPLICATION:
return Event.MetadataUpdateEvent.MetadataType.REPLICATION;
case META_TYPE_OWNER:
return Event.MetadataUpdateEvent.MetadataType.OWNER;
case META_TYPE_PERMS:
return Event.MetadataUpdateEvent.MetadataType.PERMS;
case META_TYPE_ACLS:
return Event.MetadataUpdateEvent.MetadataType.ACLS;
case META_TYPE_XATTRS:
return Event.MetadataUpdateEvent.MetadataType.XATTRS;
default:
return null;
}
}
static InotifyProtos.INodeType createTypeConvert(Event.CreateEvent.INodeType
type) {
switch (type) {
case DIRECTORY:
return InotifyProtos.INodeType.I_TYPE_DIRECTORY;
case FILE:
return InotifyProtos.INodeType.I_TYPE_FILE;
case SYMLINK:
return InotifyProtos.INodeType.I_TYPE_SYMLINK;
default:
return null;
}
}
public static List convertLocatedBlock(
List lb) {
if (lb == null) return null;
final int len = lb.size();
List result = new ArrayList<>(len);
for (int i = 0; i < len; ++i) {
result.add(convert(lb.get(i)));
}
return result;
}
public static List convertAclEntry(List aclSpec) {
ArrayList r = Lists.newArrayListWithCapacity(aclSpec.size());
for (AclEntryProto e : aclSpec) {
AclEntry.Builder builder = new AclEntry.Builder();
builder.setType(convert(e.getType()));
builder.setScope(convert(e.getScope()));
builder.setPermission(convert(e.getPermissions()));
if (e.hasName()) {
builder.setName(e.getName());
}
r.add(builder.build());
}
return r;
}
static AclEntryScopeProto convert(AclEntryScope v) {
return AclEntryScopeProto.valueOf(v.ordinal());
}
private static AclEntryScope convert(AclEntryScopeProto v) {
return castEnum(v, ACL_ENTRY_SCOPE_VALUES);
}
static AclEntryTypeProto convert(AclEntryType e) {
return AclEntryTypeProto.valueOf(e.ordinal());
}
private static AclEntryType convert(AclEntryTypeProto v) {
return castEnum(v, ACL_ENTRY_TYPE_VALUES);
}
public static FsAction convert(FsActionProto v) {
return castEnum(v, FSACTION_VALUES);
}
public static FsPermission convert(FsPermissionProto p) {
return new FsPermissionExtension((short)p.getPerm());
}
private static Event.CreateEvent.INodeType createTypeConvert(
InotifyProtos.INodeType type) {
switch (type) {
case I_TYPE_DIRECTORY:
return Event.CreateEvent.INodeType.DIRECTORY;
case I_TYPE_FILE:
return Event.CreateEvent.INodeType.FILE;
case I_TYPE_SYMLINK:
return Event.CreateEvent.INodeType.SYMLINK;
default:
return null;
}
}
public static HdfsProtos.FileEncryptionInfoProto convert(
FileEncryptionInfo info) {
if (info == null) {
return null;
}
return HdfsProtos.FileEncryptionInfoProto.newBuilder()
.setSuite(convert(info.getCipherSuite()))
.setCryptoProtocolVersion(convert(info.getCryptoProtocolVersion()))
.setKey(getByteString(info.getEncryptedDataEncryptionKey()))
.setIv(getByteString(info.getIV()))
.setEzKeyVersionName(info.getEzKeyVersionName())
.setKeyName(info.getKeyName())
.build();
}
public static CryptoProtocolVersionProto convert(CryptoProtocolVersion
version) {
switch(version) {
case UNKNOWN:
return CryptoProtocolVersionProto.UNKNOWN_PROTOCOL_VERSION;
case ENCRYPTION_ZONES:
return CryptoProtocolVersionProto.ENCRYPTION_ZONES;
default:
return null;
}
}
public static FileEncryptionInfo convert(
HdfsProtos.FileEncryptionInfoProto proto) {
if (proto == null) {
return null;
}
CipherSuite suite = convert(proto.getSuite());
CryptoProtocolVersion version = convert(proto.getCryptoProtocolVersion());
byte[] key = proto.getKey().toByteArray();
byte[] iv = proto.getIv().toByteArray();
String ezKeyVersionName = proto.getEzKeyVersionName();
String keyName = proto.getKeyName();
return new FileEncryptionInfo(suite, version, key, iv, keyName,
ezKeyVersionName);
}
public static CryptoProtocolVersion convert(CryptoProtocolVersionProto
proto) {
switch(proto) {
case ENCRYPTION_ZONES:
return CryptoProtocolVersion.ENCRYPTION_ZONES;
default:
// Set to UNKNOWN and stash the unknown enum value
CryptoProtocolVersion version = CryptoProtocolVersion.UNKNOWN;
version.setUnknownValue(proto.getNumber());
return version;
}
}
public static List convertXAttrProto(
List xAttrSpec) {
if (xAttrSpec == null) {
return Lists.newArrayListWithCapacity(0);
}
ArrayList xAttrs = Lists.newArrayListWithCapacity(
xAttrSpec.size());
for (XAttr a : xAttrSpec) {
XAttrProto.Builder builder = XAttrProto.newBuilder();
builder.setNamespace(convert(a.getNameSpace()));
if (a.getName() != null) {
builder.setName(a.getName());
}
if (a.getValue() != null) {
builder.setValue(getByteString(a.getValue()));
}
xAttrs.add(builder.build());
}
return xAttrs;
}
/**
* The flag field in PB is a bitmask whose values are the same a the
* emum values of XAttrSetFlag
*/
public static int convert(EnumSet flag) {
int value = 0;
if (flag.contains(XAttrSetFlag.CREATE)) {
value |= XAttrSetFlagProto.XATTR_CREATE.getNumber();
}
if (flag.contains(XAttrSetFlag.REPLACE)) {
value |= XAttrSetFlagProto.XATTR_REPLACE.getNumber();
}
return value;
}
public static EncryptionZone convert(EncryptionZoneProto proto) {
return new EncryptionZone(proto.getId(), proto.getPath(),
convert(proto.getSuite()), convert(proto.getCryptoProtocolVersion()),
proto.getKeyName());
}
public static OpenFilesBatchResponseProto convert(OpenFileEntry
openFileEntry) {
return OpenFilesBatchResponseProto.newBuilder()
.setId(openFileEntry.getId())
.setPath(openFileEntry.getFilePath())
.setClientName(openFileEntry.getClientName())
.setClientMachine(openFileEntry.getClientMachine())
.build();
}
public static OpenFileEntry convert(OpenFilesBatchResponseProto proto) {
return new OpenFileEntry(proto.getId(), proto.getPath(),
proto.getClientName(), proto.getClientMachine());
}
public static AclStatus convert(GetAclStatusResponseProto e) {
AclStatusProto r = e.getResult();
AclStatus.Builder builder = new AclStatus.Builder();
builder.owner(r.getOwner()).group(r.getGroup()).stickyBit(r.getSticky())
.addEntries(convertAclEntry(r.getEntriesList()));
if (r.hasPermission()) {
builder.setPermission(convert(r.getPermission()));
}
return builder.build();
}
public static List convertAclEntryProto(
List aclSpec) {
ArrayList r = Lists.newArrayListWithCapacity(aclSpec.size());
for (AclEntry e : aclSpec) {
AclEntryProto.Builder builder = AclEntryProto.newBuilder();
builder.setType(convert(e.getType()));
builder.setScope(convert(e.getScope()));
builder.setPermissions(convert(e.getPermission()));
if (e.getName() != null) {
builder.setName(e.getName());
}
r.add(builder.build());
}
return r;
}
public static CachePoolEntry convert(CachePoolEntryProto proto) {
CachePoolInfo info = convert(proto.getInfo());
CachePoolStats stats = convert(proto.getStats());
return new CachePoolEntry(info, stats);
}
public static CachePoolInfo convert (CachePoolInfoProto proto) {
// Pool name is a required field, the rest are optional
String poolName = checkNotNull(proto.getPoolName());
CachePoolInfo info = new CachePoolInfo(poolName);
if (proto.hasOwnerName()) {
info.setOwnerName(proto.getOwnerName());
}
if (proto.hasGroupName()) {
info.setGroupName(proto.getGroupName());
}
if (proto.hasMode()) {
info.setMode(new FsPermission((short)proto.getMode()));
}
if (proto.hasLimit()) {
info.setLimit(proto.getLimit());
}
if (proto.hasDefaultReplication()) {
info.setDefaultReplication(Shorts.checkedCast(
proto.getDefaultReplication()));
}
if (proto.hasMaxRelativeExpiry()) {
info.setMaxRelativeExpiryMs(proto.getMaxRelativeExpiry());
}
return info;
}
public static CachePoolStats convert (CachePoolStatsProto proto) {
CachePoolStats.Builder builder = new CachePoolStats.Builder();
builder.setBytesNeeded(proto.getBytesNeeded());
builder.setBytesCached(proto.getBytesCached());
builder.setBytesOverlimit(proto.getBytesOverlimit());
builder.setFilesNeeded(proto.getFilesNeeded());
builder.setFilesCached(proto.getFilesCached());
return builder.build();
}
public static CachePoolInfoProto convert(CachePoolInfo info) {
CachePoolInfoProto.Builder builder = CachePoolInfoProto.newBuilder();
builder.setPoolName(info.getPoolName());
if (info.getOwnerName() != null) {
builder.setOwnerName(info.getOwnerName());
}
if (info.getGroupName() != null) {
builder.setGroupName(info.getGroupName());
}
if (info.getMode() != null) {
builder.setMode(info.getMode().toShort());
}
if (info.getLimit() != null) {
builder.setLimit(info.getLimit());
}
if (info.getDefaultReplication() != null) {
builder.setDefaultReplication(info.getDefaultReplication());
}
if (info.getMaxRelativeExpiryMs() != null) {
builder.setMaxRelativeExpiry(info.getMaxRelativeExpiryMs());
}
return builder.build();
}
public static CacheDirectiveInfoProto convert(CacheDirectiveInfo info) {
CacheDirectiveInfoProto.Builder builder =
CacheDirectiveInfoProto.newBuilder();
if (info.getId() != null) {
builder.setId(info.getId());
}
if (info.getPath() != null) {
builder.setPath(info.getPath().toUri().getPath());
}
if (info.getReplication() != null) {
builder.setReplication(info.getReplication());
}
if (info.getPool() != null) {
builder.setPool(info.getPool());
}
if (info.getExpiration() != null) {
builder.setExpiration(convert(info.getExpiration()));
}
return builder.build();
}
public static CacheDirectiveInfoExpirationProto convert(
CacheDirectiveInfo.Expiration expiration) {
return CacheDirectiveInfoExpirationProto.newBuilder()
.setIsRelative(expiration.isRelative())
.setMillis(expiration.getMillis())
.build();
}
public static CacheDirectiveEntry convert(CacheDirectiveEntryProto proto) {
CacheDirectiveInfo info = convert(proto.getInfo());
CacheDirectiveStats stats = convert(proto.getStats());
return new CacheDirectiveEntry(info, stats);
}
public static CacheDirectiveStats convert(CacheDirectiveStatsProto proto) {
CacheDirectiveStats.Builder builder = new CacheDirectiveStats.Builder();
builder.setBytesNeeded(proto.getBytesNeeded());
builder.setBytesCached(proto.getBytesCached());
builder.setFilesNeeded(proto.getFilesNeeded());
builder.setFilesCached(proto.getFilesCached());
builder.setHasExpired(proto.getHasExpired());
return builder.build();
}
public static CacheDirectiveInfo convert(CacheDirectiveInfoProto proto) {
CacheDirectiveInfo.Builder builder = new CacheDirectiveInfo.Builder();
if (proto.hasId()) {
builder.setId(proto.getId());
}
if (proto.hasPath()) {
builder.setPath(new Path(proto.getPath()));
}
if (proto.hasReplication()) {
builder.setReplication(Shorts.checkedCast(
proto.getReplication()));
}
if (proto.hasPool()) {
builder.setPool(proto.getPool());
}
if (proto.hasExpiration()) {
builder.setExpiration(convert(proto.getExpiration()));
}
return builder.build();
}
public static CacheDirectiveInfo.Expiration convert(
CacheDirectiveInfoExpirationProto proto) {
if (proto.getIsRelative()) {
return CacheDirectiveInfo.Expiration.newRelative(proto.getMillis());
}
return CacheDirectiveInfo.Expiration.newAbsolute(proto.getMillis());
}
public static int convertCacheFlags(EnumSet flags) {
int value = 0;
if (flags.contains(CacheFlag.FORCE)) {
value |= CacheFlagProto.FORCE.getNumber();
}
return value;
}
public static SnapshotDiffReport convert(
SnapshotDiffReportProto reportProto) {
if (reportProto == null) {
return null;
}
String snapshotDir = reportProto.getSnapshotRoot();
String fromSnapshot = reportProto.getFromSnapshot();
String toSnapshot = reportProto.getToSnapshot();
List list = reportProto
.getDiffReportEntriesList();
List entries = new ChunkedArrayList<>();
for (SnapshotDiffReportEntryProto entryProto : list) {
DiffReportEntry entry = convert(entryProto);
if (entry != null)
entries.add(entry);
}
return new SnapshotDiffReport(snapshotDir, fromSnapshot, toSnapshot,
entries);
}
public static DiffReportEntry convert(SnapshotDiffReportEntryProto entry) {
if (entry == null) {
return null;
}
DiffType type = DiffType.getTypeFromLabel(entry
.getModificationLabel());
return type == null ? null : new DiffReportEntry(type, entry.getFullpath()
.toByteArray(), entry.hasTargetPath() ? entry.getTargetPath()
.toByteArray() : null);
}
public static SnapshottableDirectoryStatus[] convert(
SnapshottableDirectoryListingProto sdlp) {
if (sdlp == null)
return null;
List list = sdlp
.getSnapshottableDirListingList();
if (list.isEmpty()) {
return new SnapshottableDirectoryStatus[0];
} else {
SnapshottableDirectoryStatus[] result =
new SnapshottableDirectoryStatus[list.size()];
for (int i = 0; i < list.size(); i++) {
result[i] = convert(list.get(i));
}
return result;
}
}
public static SnapshottableDirectoryStatus convert(
SnapshottableDirectoryStatusProto sdirStatusProto) {
if (sdirStatusProto == null) {
return null;
}
final HdfsFileStatusProto status = sdirStatusProto.getDirStatus();
return new SnapshottableDirectoryStatus(
status.getModificationTime(),
status.getAccessTime(),
convert(status.getPermission()),
status.getOwner(),
status.getGroup(),
status.getPath().toByteArray(),
status.getFileId(),
status.getChildrenNum(),
sdirStatusProto.getSnapshotNumber(),
sdirStatusProto.getSnapshotQuota(),
sdirStatusProto.getParentFullpath().toByteArray());
}
// DataEncryptionKey
public static DataEncryptionKey convert(DataEncryptionKeyProto bet) {
String encryptionAlgorithm = bet.getEncryptionAlgorithm();
return new DataEncryptionKey(bet.getKeyId(),
bet.getBlockPoolId(),
bet.getNonce().toByteArray(),
bet.getEncryptionKey().toByteArray(),
bet.getExpiryDate(),
encryptionAlgorithm.isEmpty() ? null : encryptionAlgorithm);
}
public static Token convertDelegationToken(
TokenProto blockToken) {
return new Token<>(blockToken.getIdentifier()
.toByteArray(), blockToken.getPassword().toByteArray(), new Text(
blockToken.getKind()), new Text(blockToken.getService()));
}
// Arrays of DatanodeId
public static DatanodeIDProto[] convert(DatanodeID[] did) {
if (did == null)
return null;
final int len = did.length;
DatanodeIDProto[] result = new DatanodeIDProto[len];
for (int i = 0; i < len; ++i) {
result[i] = convert(did[i]);
}
return result;
}
public static FsPermissionProto convert(FsPermission p) {
return FsPermissionProto.newBuilder().setPerm(p.toExtendedShort()).build();
}
public static HdfsFileStatus convert(HdfsFileStatusProto fs) {
if (fs == null)
return null;
return new HdfsLocatedFileStatus(
fs.getLength(), fs.getFileType().equals(FileType.IS_DIR),
fs.getBlockReplication(), fs.getBlocksize(),
fs.getModificationTime(), fs.getAccessTime(),
convert(fs.getPermission()), fs.getOwner(), fs.getGroup(),
fs.getFileType().equals(FileType.IS_SYMLINK) ?
fs.getSymlink().toByteArray() : null,
fs.getPath().toByteArray(),
fs.hasFileId()? fs.getFileId(): HdfsConstants.GRANDFATHER_INODE_ID,
fs.hasLocations() ? convert(fs.getLocations()) : null,
fs.hasChildrenNum() ? fs.getChildrenNum() : -1,
fs.hasFileEncryptionInfo() ? convert(fs.getFileEncryptionInfo()) : null,
fs.hasStoragePolicy() ? (byte) fs.getStoragePolicy()
: HdfsConstants.BLOCK_STORAGE_POLICY_ID_UNSPECIFIED);
}
public static CorruptFileBlocks convert(CorruptFileBlocksProto c) {
if (c == null)
return null;
List fileList = c.getFilesList();
return new CorruptFileBlocks(fileList.toArray(new String[fileList.size()]),
c.getCookie());
}
public static ContentSummary convert(ContentSummaryProto cs) {
if (cs == null) return null;
ContentSummary.Builder builder = new ContentSummary.Builder();
builder.length(cs.getLength()).
fileCount(cs.getFileCount()).
directoryCount(cs.getDirectoryCount()).
snapshotLength(cs.getSnapshotLength()).
snapshotFileCount(cs.getSnapshotFileCount()).
snapshotDirectoryCount(cs.getSnapshotDirectoryCount()).
snapshotSpaceConsumed(cs.getSnapshotSpaceConsumed()).
quota(cs.getQuota()).
spaceConsumed(cs.getSpaceConsumed()).
spaceQuota(cs.getSpaceQuota());
if (cs.hasTypeQuotaInfos()) {
addStorageTypes(cs.getTypeQuotaInfos(), builder);
}
return builder.build();
}
public static QuotaUsage convert(QuotaUsageProto qu) {
if (qu == null) {
return null;
}
QuotaUsage.Builder builder = new QuotaUsage.Builder();
builder.fileAndDirectoryCount(qu.getFileAndDirectoryCount()).
quota(qu.getQuota()).
spaceConsumed(qu.getSpaceConsumed()).
spaceQuota(qu.getSpaceQuota());
if (qu.hasTypeQuotaInfos()) {
addStorageTypes(qu.getTypeQuotaInfos(), builder);
}
return builder.build();
}
public static QuotaUsageProto convert(QuotaUsage qu) {
if (qu == null) {
return null;
}
QuotaUsageProto.Builder builder = QuotaUsageProto.newBuilder();
builder.setFileAndDirectoryCount(qu.getFileAndDirectoryCount()).
setQuota(qu.getQuota()).
setSpaceConsumed(qu.getSpaceConsumed()).
setSpaceQuota(qu.getSpaceQuota());
if (qu.isTypeQuotaSet() || qu.isTypeConsumedAvailable()) {
builder.setTypeQuotaInfos(getBuilder(qu));
}
return builder.build();
}
public static RollingUpgradeActionProto convert(RollingUpgradeAction a) {
switch (a) {
case QUERY:
return RollingUpgradeActionProto.QUERY;
case PREPARE:
return RollingUpgradeActionProto.START;
case FINALIZE:
return RollingUpgradeActionProto.FINALIZE;
default:
throw new IllegalArgumentException("Unexpected value: " + a);
}
}
public static RollingUpgradeInfo convert(RollingUpgradeInfoProto proto) {
RollingUpgradeStatusProto status = proto.getStatus();
return new RollingUpgradeInfo(status.getBlockPoolId(),
proto.getCreatedRollbackImages(),
proto.getStartTime(), proto.getFinalizeTime());
}
public static DatanodeStorageReport[] convertDatanodeStorageReports(
List protos) {
final DatanodeStorageReport[] reports
= new DatanodeStorageReport[protos.size()];
for(int i = 0; i < reports.length; i++) {
reports[i] = convertDatanodeStorageReport(protos.get(i));
}
return reports;
}
public static DatanodeStorageReport convertDatanodeStorageReport(
DatanodeStorageReportProto proto) {
return new DatanodeStorageReport(
convert(proto.getDatanodeInfo()),
convertStorageReports(proto.getStorageReportsList()));
}
public static StorageReport[] convertStorageReports(
List list) {
final StorageReport[] report = new StorageReport[list.size()];
for (int i = 0; i < report.length; i++) {
report[i] = convert(list.get(i));
}
return report;
}
public static StorageReport convert(StorageReportProto p) {
long nonDfsUsed = p.hasNonDfsUsed() ? p.getNonDfsUsed() : p.getCapacity()
- p.getDfsUsed() - p.getRemaining();
return new StorageReport(p.hasStorage() ? convert(p.getStorage())
: new DatanodeStorage(p.getStorageUuid()), p.getFailed(),
p.getCapacity(), p.getDfsUsed(), p.getRemaining(),
p.getBlockPoolUsed(), nonDfsUsed);
}
public static DatanodeStorage convert(DatanodeStorageProto s) {
return new DatanodeStorage(s.getStorageUuid(),
convertState(s.getState()), convertStorageType(s.getStorageType()));
}
private static State convertState(StorageState state) {
switch(state) {
case READ_ONLY_SHARED:
return State.READ_ONLY_SHARED;
case NORMAL:
default:
return State.NORMAL;
}
}
public static SafeModeActionProto convert(SafeModeAction a) {
switch (a) {
case SAFEMODE_LEAVE:
return SafeModeActionProto.SAFEMODE_LEAVE;
case SAFEMODE_ENTER:
return SafeModeActionProto.SAFEMODE_ENTER;
case SAFEMODE_GET:
return SafeModeActionProto.SAFEMODE_GET;
case SAFEMODE_FORCE_EXIT:
return SafeModeActionProto.SAFEMODE_FORCE_EXIT;
default:
throw new IllegalArgumentException("Unexpected SafeModeAction :" + a);
}
}
public static DatanodeInfo[] convert(List list) {
DatanodeInfo[] info = new DatanodeInfo[list.size()];
for (int i = 0; i < info.length; i++) {
info[i] = convert(list.get(i));
}
return info;
}
public static long[] convert(GetFsStatsResponseProto res) {
long[] result = new long[ClientProtocol.STATS_ARRAY_LENGTH];
result[ClientProtocol.GET_STATS_CAPACITY_IDX] = res.getCapacity();
result[ClientProtocol.GET_STATS_USED_IDX] = res.getUsed();
result[ClientProtocol.GET_STATS_REMAINING_IDX] = res.getRemaining();
result[ClientProtocol.GET_STATS_UNDER_REPLICATED_IDX] =
res.getUnderReplicated();
result[ClientProtocol.GET_STATS_CORRUPT_BLOCKS_IDX] =
res.getCorruptBlocks();
result[ClientProtocol.GET_STATS_MISSING_BLOCKS_IDX] =
res.getMissingBlocks();
result[ClientProtocol.GET_STATS_MISSING_REPL_ONE_BLOCKS_IDX] =
res.getMissingReplOneBlocks();
result[ClientProtocol.GET_STATS_BYTES_IN_FUTURE_BLOCKS_IDX] =
res.hasBlocksInFuture() ? res.getBlocksInFuture() : 0;
result[ClientProtocol.GET_STATS_PENDING_DELETION_BLOCKS_IDX] =
res.getPendingDeletionBlocks();
return result;
}
public static DatanodeReportTypeProto convert(DatanodeReportType t) {
switch (t) {
case ALL: return DatanodeReportTypeProto.ALL;
case LIVE: return DatanodeReportTypeProto.LIVE;
case DEAD: return DatanodeReportTypeProto.DEAD;
case DECOMMISSIONING: return DatanodeReportTypeProto.DECOMMISSIONING;
case ENTERING_MAINTENANCE:
return DatanodeReportTypeProto.ENTERING_MAINTENANCE;
case IN_MAINTENANCE:
return DatanodeReportTypeProto.IN_MAINTENANCE;
default:
throw new IllegalArgumentException("Unexpected data type report:" + t);
}
}
public static DirectoryListing convert(DirectoryListingProto dl) {
if (dl == null)
return null;
List partList = dl.getPartialListingList();
return new DirectoryListing(partList.isEmpty() ?
new HdfsLocatedFileStatus[0] :
convert(partList.toArray(new HdfsFileStatusProto[partList.size()])),
dl.getRemainingEntries());
}
public static HdfsFileStatus[] convert(HdfsFileStatusProto[] fs) {
if (fs == null) return null;
final int len = fs.length;
HdfsFileStatus[] result = new HdfsFileStatus[len];
for (int i = 0; i < len; ++i) {
result[i] = convert(fs[i]);
}
return result;
}
// The creatFlag field in PB is a bitmask whose values are the same a the
// emum values of CreateFlag
public static int convertCreateFlag(EnumSetWritable flag) {
int value = 0;
if (flag.contains(CreateFlag.APPEND)) {
value |= CreateFlagProto.APPEND.getNumber();
}
if (flag.contains(CreateFlag.CREATE)) {
value |= CreateFlagProto.CREATE.getNumber();
}
if (flag.contains(CreateFlag.OVERWRITE)) {
value |= CreateFlagProto.OVERWRITE.getNumber();
}
if (flag.contains(CreateFlag.LAZY_PERSIST)) {
value |= CreateFlagProto.LAZY_PERSIST.getNumber();
}
if (flag.contains(CreateFlag.NEW_BLOCK)) {
value |= CreateFlagProto.NEW_BLOCK.getNumber();
}
return value;
}
public static FsServerDefaults convert(FsServerDefaultsProto fs) {
if (fs == null) return null;
return new FsServerDefaults(
fs.getBlockSize(), fs.getBytesPerChecksum(),
fs.getWritePacketSize(), (short) fs.getReplication(),
fs.getFileBufferSize(),
fs.getEncryptDataTransfer(),
fs.getTrashInterval(),
convert(fs.getChecksumType()),
fs.hasKeyProviderUri() ? fs.getKeyProviderUri() : null,
(byte) fs.getPolicyId());
}
public static List convert(
CryptoProtocolVersion[] versions) {
List protos =
Lists.newArrayListWithCapacity(versions.length);
for (CryptoProtocolVersion v: versions) {
protos.add(convert(v));
}
return protos;
}
static List convert(StorageType[][] types) {
List list = Lists.newArrayList();
if (types != null) {
for (StorageType[] ts : types) {
StorageTypesProto.Builder builder = StorageTypesProto.newBuilder();
builder.addAllStorageTypes(convertStorageTypes(ts));
list.add(builder.build());
}
}
return list;
}
public static BlockStoragePolicyProto convert(BlockStoragePolicy policy) {
BlockStoragePolicyProto.Builder builder = BlockStoragePolicyProto
.newBuilder().setPolicyId(policy.getId()).setName(policy.getName());
// creation storage types
StorageTypesProto creationProto = convert(policy.getStorageTypes());
Preconditions.checkArgument(creationProto != null);
builder.setCreationPolicy(creationProto);
// creation fallback
StorageTypesProto creationFallbackProto = convert(
policy.getCreationFallbacks());
if (creationFallbackProto != null) {
builder.setCreationFallbackPolicy(creationFallbackProto);
}
// replication fallback
StorageTypesProto replicationFallbackProto = convert(
policy.getReplicationFallbacks());
if (replicationFallbackProto != null) {
builder.setReplicationFallbackPolicy(replicationFallbackProto);
}
return builder.build();
}
public static StorageTypesProto convert(StorageType[] types) {
if (types == null || types.length == 0) {
return null;
}
List list = convertStorageTypes(types);
return StorageTypesProto.newBuilder().addAllStorageTypes(list).build();
}
public static DatanodeID[] convert(DatanodeIDProto[] did) {
if (did == null) return null;
final int len = did.length;
DatanodeID[] result = new DatanodeID[len];
for (int i = 0; i < len; ++i) {
result[i] = convert(did[i]);
}
return result;
}
// Block
public static BlockProto convert(Block b) {
return BlockProto.newBuilder().setBlockId(b.getBlockId())
.setGenStamp(b.getGenerationStamp()).setNumBytes(b.getNumBytes())
.build();
}
public static Block convert(BlockProto b) {
return new Block(b.getBlockId(), b.getNumBytes(), b.getGenStamp());
}
static public DatanodeInfo[] convert(DatanodeInfoProto di[]) {
if (di == null) return null;
DatanodeInfo[] result = new DatanodeInfo[di.length];
for (int i = 0; i < di.length; i++) {
result[i] = convert(di[i]);
}
return result;
}
public static DatanodeStorageReportProto convertDatanodeStorageReport(
DatanodeStorageReport report) {
return DatanodeStorageReportProto.newBuilder()
.setDatanodeInfo(convert(report.getDatanodeInfo()))
.addAllStorageReports(convertStorageReports(report.getStorageReports()))
.build();
}
public static List convertDatanodeStorageReports(
DatanodeStorageReport[] reports) {
final List protos
= new ArrayList<>(reports.length);
for (DatanodeStorageReport report : reports) {
protos.add(convertDatanodeStorageReport(report));
}
return protos;
}
public static LocatedBlock[] convertLocatedBlock(LocatedBlockProto[] lb) {
if (lb == null) return null;
return convertLocatedBlock(Arrays.asList(lb)).toArray(
new LocatedBlock[lb.length]);
}
public static LocatedBlocksProto convert(LocatedBlocks lb) {
if (lb == null) {
return null;
}
LocatedBlocksProto.Builder builder =
LocatedBlocksProto.newBuilder();
if (lb.getLastLocatedBlock() != null) {
builder.setLastBlock(convert(lb.getLastLocatedBlock()));
}
if (lb.getFileEncryptionInfo() != null) {
builder.setFileEncryptionInfo(convert(lb.getFileEncryptionInfo()));
}
return builder.setFileLength(lb.getFileLength())
.setUnderConstruction(lb.isUnderConstruction())
.addAllBlocks(convertLocatedBlock2(lb.getLocatedBlocks()))
.setIsLastBlockComplete(lb.isLastBlockComplete()).build();
}
public static DataEncryptionKeyProto convert(DataEncryptionKey bet) {
DataEncryptionKeyProto.Builder b = DataEncryptionKeyProto.newBuilder()
.setKeyId(bet.keyId)
.setBlockPoolId(bet.blockPoolId)
.setNonce(getByteString(bet.nonce))
.setEncryptionKey(getByteString(bet.encryptionKey))
.setExpiryDate(bet.expiryDate);
if (bet.encryptionAlgorithm != null) {
b.setEncryptionAlgorithm(bet.encryptionAlgorithm);
}
return b.build();
}
public static FsServerDefaultsProto convert(FsServerDefaults fs) {
if (fs == null) return null;
return FsServerDefaultsProto.newBuilder().
setBlockSize(fs.getBlockSize()).
setBytesPerChecksum(fs.getBytesPerChecksum()).
setWritePacketSize(fs.getWritePacketSize())
.setReplication(fs.getReplication())
.setFileBufferSize(fs.getFileBufferSize())
.setEncryptDataTransfer(fs.getEncryptDataTransfer())
.setTrashInterval(fs.getTrashInterval())
.setChecksumType(convert(fs.getChecksumType()))
.setKeyProviderUri(fs.getKeyProviderUri())
.setPolicyId(fs.getDefaultStoragePolicyId())
.build();
}
public static EnumSetWritable convertCreateFlag(int flag) {
EnumSet result =
EnumSet.noneOf(CreateFlag.class);
if ((flag & CreateFlagProto.APPEND_VALUE) == CreateFlagProto.APPEND_VALUE) {
result.add(CreateFlag.APPEND);
}
if ((flag & CreateFlagProto.CREATE_VALUE) == CreateFlagProto.CREATE_VALUE) {
result.add(CreateFlag.CREATE);
}
if ((flag & CreateFlagProto.OVERWRITE_VALUE)
== CreateFlagProto.OVERWRITE_VALUE) {
result.add(CreateFlag.OVERWRITE);
}
if ((flag & CreateFlagProto.LAZY_PERSIST_VALUE)
== CreateFlagProto.LAZY_PERSIST_VALUE) {
result.add(CreateFlag.LAZY_PERSIST);
}
if ((flag & CreateFlagProto.NEW_BLOCK_VALUE)
== CreateFlagProto.NEW_BLOCK_VALUE) {
result.add(CreateFlag.NEW_BLOCK);
}
return new EnumSetWritable<>(result, CreateFlag.class);
}
public static EnumSet convertCacheFlags(int flags) {
EnumSet result = EnumSet.noneOf(CacheFlag.class);
if ((flags & CacheFlagProto.FORCE_VALUE) == CacheFlagProto.FORCE_VALUE) {
result.add(CacheFlag.FORCE);
}
return result;
}
public static HdfsFileStatusProto convert(HdfsFileStatus fs) {
if (fs == null)
return null;
FileType fType = FileType.IS_FILE;
if (fs.isDir()) {
fType = FileType.IS_DIR;
} else if (fs.isSymlink()) {
fType = FileType.IS_SYMLINK;
}
HdfsFileStatusProto.Builder builder =
HdfsFileStatusProto.newBuilder().
setLength(fs.getLen()).
setFileType(fType).
setBlockReplication(fs.getReplication()).
setBlocksize(fs.getBlockSize()).
setModificationTime(fs.getModificationTime()).
setAccessTime(fs.getAccessTime()).
setPermission(convert(fs.getPermission())).
setOwnerBytes(getFixedByteString(fs.getOwner())).
setGroupBytes(getFixedByteString(fs.getGroup())).
setFileId(fs.getFileId()).
setChildrenNum(fs.getChildrenNum()).
setPath(getByteString(fs.getLocalNameInBytes())).
setStoragePolicy(fs.getStoragePolicy());
if (fs.isSymlink()) {
builder.setSymlink(getByteString(fs.getSymlinkInBytes()));
}
if (fs.getFileEncryptionInfo() != null) {
builder.setFileEncryptionInfo(convert(fs.getFileEncryptionInfo()));
}
if (fs instanceof HdfsLocatedFileStatus) {
final HdfsLocatedFileStatus lfs = (HdfsLocatedFileStatus) fs;
LocatedBlocks locations = lfs.getBlockLocations();
if (locations != null) {
builder.setLocations(convert(locations));
}
}
return builder.build();
}
public static SnapshottableDirectoryStatusProto convert(
SnapshottableDirectoryStatus status) {
if (status == null) {
return null;
}
int snapshotNumber = status.getSnapshotNumber();
int snapshotQuota = status.getSnapshotQuota();
byte[] parentFullPath = status.getParentFullPath();
ByteString parentFullPathBytes = getByteString(
parentFullPath == null ? DFSUtilClient.EMPTY_BYTES : parentFullPath);
HdfsFileStatusProto fs = convert(status.getDirStatus());
SnapshottableDirectoryStatusProto.Builder builder =
SnapshottableDirectoryStatusProto
.newBuilder()
.setSnapshotNumber(snapshotNumber)
.setSnapshotQuota(snapshotQuota)
.setParentFullpath(parentFullPathBytes)
.setDirStatus(fs);
return builder.build();
}
public static HdfsFileStatusProto[] convert(HdfsFileStatus[] fs) {
if (fs == null) return null;
final int len = fs.length;
HdfsFileStatusProto[] result = new HdfsFileStatusProto[len];
for (int i = 0; i < len; ++i) {
result[i] = convert(fs[i]);
}
return result;
}
public static DirectoryListingProto convert(DirectoryListing d) {
if (d == null)
return null;
return DirectoryListingProto.newBuilder().
addAllPartialListing(Arrays.asList(
convert(d.getPartialListing()))).
setRemainingEntries(d.getRemainingEntries()).
build();
}
public static GetFsStatsResponseProto convert(long[] fsStats) {
GetFsStatsResponseProto.Builder result = GetFsStatsResponseProto
.newBuilder();
if (fsStats.length >= ClientProtocol.GET_STATS_CAPACITY_IDX + 1)
result.setCapacity(fsStats[ClientProtocol.GET_STATS_CAPACITY_IDX]);
if (fsStats.length >= ClientProtocol.GET_STATS_USED_IDX + 1)
result.setUsed(fsStats[ClientProtocol.GET_STATS_USED_IDX]);
if (fsStats.length >= ClientProtocol.GET_STATS_REMAINING_IDX + 1)
result.setRemaining(fsStats[ClientProtocol.GET_STATS_REMAINING_IDX]);
if (fsStats.length >= ClientProtocol.GET_STATS_UNDER_REPLICATED_IDX + 1)
result.setUnderReplicated(
fsStats[ClientProtocol.GET_STATS_UNDER_REPLICATED_IDX]);
if (fsStats.length >= ClientProtocol.GET_STATS_CORRUPT_BLOCKS_IDX + 1)
result.setCorruptBlocks(
fsStats[ClientProtocol.GET_STATS_CORRUPT_BLOCKS_IDX]);
if (fsStats.length >= ClientProtocol.GET_STATS_MISSING_BLOCKS_IDX + 1)
result.setMissingBlocks(
fsStats[ClientProtocol.GET_STATS_MISSING_BLOCKS_IDX]);
if (fsStats.length >=
ClientProtocol.GET_STATS_MISSING_REPL_ONE_BLOCKS_IDX + 1)
result.setMissingReplOneBlocks(
fsStats[ClientProtocol.GET_STATS_MISSING_REPL_ONE_BLOCKS_IDX]);
if (fsStats.length >=
ClientProtocol.GET_STATS_BYTES_IN_FUTURE_BLOCKS_IDX + 1) {
result.setBlocksInFuture(
fsStats[ClientProtocol.GET_STATS_BYTES_IN_FUTURE_BLOCKS_IDX]);
}
if (fsStats.length >=
ClientProtocol.GET_STATS_PENDING_DELETION_BLOCKS_IDX + 1) {
result.setPendingDeletionBlocks(
fsStats[ClientProtocol.GET_STATS_PENDING_DELETION_BLOCKS_IDX]);
}
return result.build();
}
public static DatanodeReportType convert(DatanodeReportTypeProto t) {
switch (t) {
case ALL: return DatanodeReportType.ALL;
case LIVE: return DatanodeReportType.LIVE;
case DEAD: return DatanodeReportType.DEAD;
case DECOMMISSIONING: return DatanodeReportType.DECOMMISSIONING;
case ENTERING_MAINTENANCE:
return DatanodeReportType.ENTERING_MAINTENANCE;
case IN_MAINTENANCE:
return DatanodeReportType.IN_MAINTENANCE;
default:
throw new IllegalArgumentException("Unexpected data type report:" + t);
}
}
public static SafeModeAction convert(
SafeModeActionProto a) {
switch (a) {
case SAFEMODE_LEAVE:
return SafeModeAction.SAFEMODE_LEAVE;
case SAFEMODE_ENTER:
return SafeModeAction.SAFEMODE_ENTER;
case SAFEMODE_GET:
return SafeModeAction.SAFEMODE_GET;
case SAFEMODE_FORCE_EXIT:
return SafeModeAction.SAFEMODE_FORCE_EXIT;
default:
throw new IllegalArgumentException("Unexpected SafeModeAction :" + a);
}
}
public static RollingUpgradeAction convert(RollingUpgradeActionProto a) {
switch (a) {
case QUERY:
return RollingUpgradeAction.QUERY;
case START:
return RollingUpgradeAction.PREPARE;
case FINALIZE:
return RollingUpgradeAction.FINALIZE;
default:
throw new IllegalArgumentException("Unexpected value: " + a);
}
}
public static RollingUpgradeStatusProto convertRollingUpgradeStatus(
RollingUpgradeStatus status) {
return RollingUpgradeStatusProto.newBuilder()
.setBlockPoolId(status.getBlockPoolId())
.setFinalized(status.isFinalized())
.build();
}
public static RollingUpgradeStatus convert(RollingUpgradeStatusProto proto) {
return new RollingUpgradeStatus(proto.getBlockPoolId(),
proto.getFinalized());
}
public static RollingUpgradeInfoProto convert(RollingUpgradeInfo info) {
return RollingUpgradeInfoProto.newBuilder()
.setStatus(convertRollingUpgradeStatus(info))
.setCreatedRollbackImages(info.createdRollbackImages())
.setStartTime(info.getStartTime())
.setFinalizeTime(info.getFinalizeTime())
.build();
}
public static CorruptFileBlocksProto convert(CorruptFileBlocks c) {
if (c == null)
return null;
return CorruptFileBlocksProto.newBuilder().
addAllFiles(Arrays.asList(c.getFiles())).
setCookie(c.getCookie()).
build();
}
public static ContentSummaryProto convert(ContentSummary cs) {
if (cs == null) return null;
ContentSummaryProto.Builder builder = ContentSummaryProto.newBuilder();
builder.setLength(cs.getLength()).
setFileCount(cs.getFileCount()).
setDirectoryCount(cs.getDirectoryCount()).
setSnapshotLength(cs.getSnapshotLength()).
setSnapshotFileCount(cs.getSnapshotFileCount()).
setSnapshotDirectoryCount(cs.getSnapshotDirectoryCount()).
setSnapshotSpaceConsumed(cs.getSnapshotSpaceConsumed()).
setQuota(cs.getQuota()).
setSpaceConsumed(cs.getSpaceConsumed()).
setSpaceQuota(cs.getSpaceQuota());
if (cs.isTypeQuotaSet() || cs.isTypeConsumedAvailable()) {
builder.setTypeQuotaInfos(getBuilder(cs));
}
return builder.build();
}
private static void addStorageTypes(
HdfsProtos.StorageTypeQuotaInfosProto typeQuotaInfos,
QuotaUsage.Builder builder) {
for (HdfsProtos.StorageTypeQuotaInfoProto info :
typeQuotaInfos.getTypeQuotaInfoList()) {
StorageType type = convertStorageType(info.getType());
builder.typeConsumed(type, info.getConsumed());
builder.typeQuota(type, info.getQuota());
}
}
private static HdfsProtos.StorageTypeQuotaInfosProto.Builder getBuilder(
QuotaUsage qu) {
HdfsProtos.StorageTypeQuotaInfosProto.Builder isb =
HdfsProtos.StorageTypeQuotaInfosProto.newBuilder();
for (StorageType t: StorageType.getTypesSupportingQuota()) {
HdfsProtos.StorageTypeQuotaInfoProto info =
HdfsProtos.StorageTypeQuotaInfoProto.newBuilder().
setType(convertStorageType(t)).
setConsumed(qu.getTypeConsumed(t)).
setQuota(qu.getTypeQuota(t)).
build();
isb.addTypeQuotaInfo(info);
}
return isb;
}
public static DatanodeStorageProto convert(DatanodeStorage s) {
return DatanodeStorageProto.newBuilder()
.setState(convertState(s.getState()))
.setStorageType(convertStorageType(s.getStorageType()))
.setStorageUuid(s.getStorageID()).build();
}
private static StorageState convertState(State state) {
switch(state) {
case READ_ONLY_SHARED:
return StorageState.READ_ONLY_SHARED;
case NORMAL:
default:
return StorageState.NORMAL;
}
}
public static StorageReportProto convert(StorageReport r) {
StorageReportProto.Builder builder = StorageReportProto.newBuilder()
.setBlockPoolUsed(r.getBlockPoolUsed()).setCapacity(r.getCapacity())
.setDfsUsed(r.getDfsUsed()).setRemaining(r.getRemaining())
.setStorageUuid(r.getStorage().getStorageID())
.setStorage(convert(r.getStorage()))
.setNonDfsUsed(r.getNonDfsUsed());
return builder.build();
}
public static List convertStorageReports(
StorageReport[] storages) {
final List protos = new ArrayList<>(storages.length);
for (StorageReport storage : storages) {
protos.add(convert(storage));
}
return protos;
}
public static SnapshottableDirectoryListingProto convert(
SnapshottableDirectoryStatus[] status) {
if (status == null)
return null;
SnapshottableDirectoryStatusProto[] protos =
new SnapshottableDirectoryStatusProto[status.length];
for (int i = 0; i < status.length; i++) {
protos[i] = convert(status[i]);
}
List protoList = Arrays.asList(protos);
return SnapshottableDirectoryListingProto.newBuilder()
.addAllSnapshottableDirListing(protoList).build();
}
public static SnapshotDiffReportEntryProto convert(DiffReportEntry entry) {
if (entry == null) {
return null;
}
ByteString sourcePath = getByteString(entry.getSourcePath() == null ?
DFSUtilClient.EMPTY_BYTES : entry.getSourcePath());
String modification = entry.getType().getLabel();
SnapshotDiffReportEntryProto.Builder builder = SnapshotDiffReportEntryProto
.newBuilder().setFullpath(sourcePath)
.setModificationLabel(modification);
if (entry.getType() == DiffType.RENAME) {
ByteString targetPath =
getByteString(entry.getTargetPath() == null ?
DFSUtilClient.EMPTY_BYTES : entry.getTargetPath());
builder.setTargetPath(targetPath);
}
return builder.build();
}
public static SnapshotDiffReportProto convert(SnapshotDiffReport report) {
if (report == null) {
return null;
}
List entries = report.getDiffList();
List entryProtos = new ChunkedArrayList<>();
for (DiffReportEntry entry : entries) {
SnapshotDiffReportEntryProto entryProto = convert(entry);
if (entryProto != null)
entryProtos.add(entryProto);
}
return SnapshotDiffReportProto.newBuilder()
.setSnapshotRoot(report.getSnapshotRoot())
.setFromSnapshot(report.getFromSnapshot())
.setToSnapshot(report.getLaterSnapshotName())
.addAllDiffReportEntries(entryProtos).build();
}
public static CacheDirectiveStatsProto convert(CacheDirectiveStats stats) {
CacheDirectiveStatsProto.Builder builder =
CacheDirectiveStatsProto.newBuilder();
builder.setBytesNeeded(stats.getBytesNeeded());
builder.setBytesCached(stats.getBytesCached());
builder.setFilesNeeded(stats.getFilesNeeded());
builder.setFilesCached(stats.getFilesCached());
builder.setHasExpired(stats.hasExpired());
return builder.build();
}
public static CacheDirectiveEntryProto convert(CacheDirectiveEntry entry) {
CacheDirectiveEntryProto.Builder builder =
CacheDirectiveEntryProto.newBuilder();
builder.setInfo(convert(entry.getInfo()));
builder.setStats(convert(entry.getStats()));
return builder.build();
}
public static boolean[] convertBooleanList(
List targetPinningsList) {
final boolean[] targetPinnings = new boolean[targetPinningsList.size()];
for (int i = 0; i < targetPinningsList.size(); i++) {
targetPinnings[i] = targetPinningsList.get(i);
}
return targetPinnings;
}
public static CachePoolStatsProto convert(CachePoolStats stats) {
CachePoolStatsProto.Builder builder = CachePoolStatsProto.newBuilder();
builder.setBytesNeeded(stats.getBytesNeeded());
builder.setBytesCached(stats.getBytesCached());
builder.setBytesOverlimit(stats.getBytesOverlimit());
builder.setFilesNeeded(stats.getFilesNeeded());
builder.setFilesCached(stats.getFilesCached());
return builder.build();
}
public static CachePoolEntryProto convert(CachePoolEntry entry) {
CachePoolEntryProto.Builder builder = CachePoolEntryProto.newBuilder();
builder.setInfo(convert(entry.getInfo()));
builder.setStats(convert(entry.getStats()));
return builder.build();
}
public static DatanodeLocalInfoProto convert(DatanodeLocalInfo info) {
DatanodeLocalInfoProto.Builder builder =
DatanodeLocalInfoProto.newBuilder();
builder.setSoftwareVersion(info.getSoftwareVersion());
builder.setConfigVersion(info.getConfigVersion());
builder.setUptime(info.getUptime());
return builder.build();
}
public static GetAclStatusResponseProto convert(AclStatus e) {
AclStatusProto.Builder builder = AclStatusProto.newBuilder();
builder.setOwner(e.getOwner())
.setGroup(e.getGroup()).setSticky(e.isStickyBit())
.addAllEntries(convertAclEntryProto(e.getEntries()));
if (e.getPermission() != null) {
builder.setPermission(convert(e.getPermission()));
}
AclStatusProto r = builder.build();
return GetAclStatusResponseProto.newBuilder().setResult(r).build();
}
public static EnumSet convert(int flag) {
EnumSet result =
EnumSet.noneOf(XAttrSetFlag.class);
if ((flag & XAttrSetFlagProto.XATTR_CREATE_VALUE) ==
XAttrSetFlagProto.XATTR_CREATE_VALUE) {
result.add(XAttrSetFlag.CREATE);
}
if ((flag & XAttrSetFlagProto.XATTR_REPLACE_VALUE) ==
XAttrSetFlagProto.XATTR_REPLACE_VALUE) {
result.add(XAttrSetFlag.REPLACE);
}
return result;
}
public static XAttr convertXAttr(XAttrProto a) {
XAttr.Builder builder = new XAttr.Builder();
builder.setNameSpace(convert(a.getNamespace()));
if (a.hasName()) {
builder.setName(a.getName());
}
if (a.hasValue()) {
builder.setValue(a.getValue().toByteArray());
}
return builder.build();
}
public static GetXAttrsResponseProto convertXAttrsResponse(
List xAttrs) {
GetXAttrsResponseProto.Builder builder = GetXAttrsResponseProto
.newBuilder();
if (xAttrs != null) {
builder.addAllXAttrs(convertXAttrProto(xAttrs));
}
return builder.build();
}
public static ListXAttrsResponseProto convertListXAttrsResponse(
List names) {
ListXAttrsResponseProto.Builder builder =
ListXAttrsResponseProto.newBuilder();
if (names != null) {
builder.addAllXAttrs(convertXAttrProto(names));
}
return builder.build();
}
public static EncryptionZoneProto convert(EncryptionZone zone) {
return EncryptionZoneProto.newBuilder()
.setId(zone.getId())
.setPath(zone.getPath())
.setSuite(convert(zone.getSuite()))
.setCryptoProtocolVersion(convert(zone.getVersion()))
.setKeyName(zone.getKeyName())
.build();
}
public static SlotId convert(ShortCircuitShmSlotProto slotId) {
return new SlotId(convert(slotId.getShmId()),
slotId.getSlotIdx());
}
public static GetEditsFromTxidResponseProto convertEditsResponse(
EventBatchList el) {
InotifyProtos.EventsListProto.Builder builder =
InotifyProtos.EventsListProto.newBuilder();
for (EventBatch b : el.getBatches()) {
List events = Lists.newArrayList();
for (Event e : b.getEvents()) {
switch (e.getEventType()) {
case CLOSE:
Event.CloseEvent ce = (Event.CloseEvent) e;
events.add(InotifyProtos.EventProto.newBuilder()
.setType(InotifyProtos.EventType.EVENT_CLOSE)
.setContents(
InotifyProtos.CloseEventProto.newBuilder()
.setPath(ce.getPath())
.setFileSize(ce.getFileSize())
.setTimestamp(ce.getTimestamp()).build().toByteString()
).build());
break;
case CREATE:
Event.CreateEvent ce2 = (Event.CreateEvent) e;
events.add(InotifyProtos.EventProto.newBuilder()
.setType(InotifyProtos.EventType.EVENT_CREATE)
.setContents(
InotifyProtos.CreateEventProto.newBuilder()
.setType(createTypeConvert(ce2.getiNodeType()))
.setPath(ce2.getPath())
.setCtime(ce2.getCtime())
.setOwnerName(ce2.getOwnerName())
.setGroupName(ce2.getGroupName())
.setPerms(convert(ce2.getPerms()))
.setReplication(ce2.getReplication())
.setSymlinkTarget(ce2.getSymlinkTarget() == null ?
"" : ce2.getSymlinkTarget())
.setDefaultBlockSize(ce2.getDefaultBlockSize())
.setOverwrite(ce2.getOverwrite()).build().toByteString()
).build());
break;
case METADATA:
Event.MetadataUpdateEvent me = (Event.MetadataUpdateEvent) e;
InotifyProtos.MetadataUpdateEventProto.Builder metaB =
InotifyProtos.MetadataUpdateEventProto.newBuilder()
.setPath(me.getPath())
.setType(metadataUpdateTypeConvert(me.getMetadataType()))
.setMtime(me.getMtime())
.setAtime(me.getAtime())
.setReplication(me.getReplication())
.setOwnerName(me.getOwnerName() == null ? "" :
me.getOwnerName())
.setGroupName(me.getGroupName() == null ? "" :
me.getGroupName())
.addAllAcls(me.getAcls() == null ?
Lists.newArrayList() :
convertAclEntryProto(me.getAcls()))
.addAllXAttrs(me.getxAttrs() == null ?
Lists.newArrayList() :
convertXAttrProto(me.getxAttrs()))
.setXAttrsRemoved(me.isxAttrsRemoved());
if (me.getPerms() != null) {
metaB.setPerms(convert(me.getPerms()));
}
events.add(InotifyProtos.EventProto.newBuilder()
.setType(InotifyProtos.EventType.EVENT_METADATA)
.setContents(metaB.build().toByteString())
.build());
break;
case RENAME:
Event.RenameEvent re = (Event.RenameEvent) e;
events.add(InotifyProtos.EventProto.newBuilder()
.setType(InotifyProtos.EventType.EVENT_RENAME)
.setContents(
InotifyProtos.RenameEventProto.newBuilder()
.setSrcPath(re.getSrcPath())
.setDestPath(re.getDstPath())
.setTimestamp(re.getTimestamp()).build().toByteString()
).build());
break;
case APPEND:
Event.AppendEvent re2 = (Event.AppendEvent) e;
events.add(InotifyProtos.EventProto.newBuilder()
.setType(InotifyProtos.EventType.EVENT_APPEND)
.setContents(InotifyProtos.AppendEventProto.newBuilder()
.setPath(re2.getPath())
.setNewBlock(re2.toNewBlock()).build().toByteString())
.build());
break;
case UNLINK:
Event.UnlinkEvent ue = (Event.UnlinkEvent) e;
events.add(InotifyProtos.EventProto.newBuilder()
.setType(InotifyProtos.EventType.EVENT_UNLINK)
.setContents(
InotifyProtos.UnlinkEventProto.newBuilder()
.setPath(ue.getPath())
.setTimestamp(ue.getTimestamp()).build().toByteString()
).build());
break;
case TRUNCATE:
Event.TruncateEvent te = (Event.TruncateEvent) e;
events.add(InotifyProtos.EventProto.newBuilder()
.setType(InotifyProtos.EventType.EVENT_TRUNCATE)
.setContents(
InotifyProtos.TruncateEventProto.newBuilder()
.setPath(te.getPath())
.setFileSize(te.getFileSize())
.setTimestamp(te.getTimestamp()).build().toByteString()
).build());
break;
default:
throw new RuntimeException("Unexpected inotify event: " + e);
}
}
builder.addBatch(InotifyProtos.EventBatchProto.newBuilder().
setTxid(b.getTxid()).
addAllEvents(events));
}
builder.setFirstTxid(el.getFirstTxid());
builder.setLastTxid(el.getLastTxid());
builder.setSyncTxid(el.getSyncTxid());
return GetEditsFromTxidResponseProto.newBuilder().setEventsList(
builder.build()).build();
}
public static CryptoProtocolVersion[] convertCryptoProtocolVersions(
List protos) {
List versions =
Lists.newArrayListWithCapacity(protos.size());
for (CryptoProtocolVersionProto p: protos) {
versions.add(convert(p));
}
return versions.toArray(new CryptoProtocolVersion[]{});
}
public static HdfsProtos.PerFileEncryptionInfoProto convertPerFileEncInfo(
FileEncryptionInfo info) {
if (info == null) {
return null;
}
return HdfsProtos.PerFileEncryptionInfoProto.newBuilder()
.setKey(getByteString(info.getEncryptedDataEncryptionKey()))
.setIv(getByteString(info.getIV()))
.setEzKeyVersionName(info.getEzKeyVersionName())
.build();
}
public static HdfsProtos.ZoneEncryptionInfoProto convert(
CipherSuite suite, CryptoProtocolVersion version, String keyName) {
if (suite == null || version == null || keyName == null) {
return null;
}
return HdfsProtos.ZoneEncryptionInfoProto.newBuilder()
.setSuite(convert(suite))
.setCryptoProtocolVersion(convert(version))
.setKeyName(keyName)
.build();
}
public static FileEncryptionInfo convert(
HdfsProtos.PerFileEncryptionInfoProto fileProto,
CipherSuite suite, CryptoProtocolVersion version, String keyName) {
if (fileProto == null || suite == null || version == null ||
keyName == null) {
return null;
}
byte[] key = fileProto.getKey().toByteArray();
byte[] iv = fileProto.getIv().toByteArray();
String ezKeyVersionName = fileProto.getEzKeyVersionName();
return new FileEncryptionInfo(suite, version, key, iv, keyName,
ezKeyVersionName);
}
public static DatanodeInfo[] convert(DatanodeInfosProto datanodeInfosProto) {
List proto = datanodeInfosProto.getDatanodesList();
DatanodeInfo[] infos = new DatanodeInfo[proto.size()];
for (int i = 0; i < infos.length; i++) {
infos[i] = convert(proto.get(i));
}
return infos;
}
static List convert(DatanodeInfo[][] targets) {
DatanodeInfosProto[] ret = new DatanodeInfosProto[targets.length];
for (int i = 0; i < targets.length; i++) {
ret[i] = DatanodeInfosProto.newBuilder()
.addAllDatanodes(convert(targets[i])).build();
}
return Arrays.asList(ret);
}
public static EnumSet convertAddBlockFlags(
List addBlockFlags) {
EnumSet flags =
EnumSet.noneOf(AddBlockFlag.class);
for (AddBlockFlagProto af : addBlockFlags) {
AddBlockFlag flag = AddBlockFlag.valueOf((short)af.getNumber());
if (flag != null) {
flags.add(flag);
}
}
return flags;
}
public static List convertAddBlockFlags(
EnumSet flags) {
List ret = new ArrayList<>();
for (AddBlockFlag flag : flags) {
AddBlockFlagProto abfp = AddBlockFlagProto.valueOf(flag.getMode());
if (abfp != null) {
ret.add(abfp);
}
}
return ret;
}
}
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