/
PBHelper.java
2956 lines (2711 loc) · 112 KB
/
PBHelper.java
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/**
* 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 static com.google.common.base.Preconditions.checkNotNull;
import static org.apache.hadoop.hdfs.protocol.proto.EncryptionZonesProtos
.EncryptionZoneProto;
import static org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.CipherSuiteProto;
import static org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.CryptoProtocolVersionProto;
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 org.apache.hadoop.fs.CacheFlag;
import org.apache.hadoop.fs.ContentSummary;
import org.apache.hadoop.fs.CreateFlag;
import org.apache.hadoop.fs.FsServerDefaults;
import org.apache.hadoop.fs.Path;
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.ha.HAServiceProtocol.HAServiceState;
import org.apache.hadoop.ha.proto.HAServiceProtocolProtos;
import org.apache.hadoop.hdfs.inotify.EventBatch;
import org.apache.hadoop.hdfs.protocol.BlockStoragePolicy;
import org.apache.hadoop.hdfs.DFSUtil;
import org.apache.hadoop.hdfs.StorageType;
import org.apache.hadoop.hdfs.inotify.Event;
import org.apache.hadoop.hdfs.inotify.EventBatchList;
import org.apache.hadoop.hdfs.protocol.Block;
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.crypto.CipherOption;
import org.apache.hadoop.crypto.CipherSuite;
import org.apache.hadoop.hdfs.protocol.ClientProtocol;
import org.apache.hadoop.hdfs.protocol.CorruptFileBlocks;
import org.apache.hadoop.crypto.CryptoProtocolVersion;
import org.apache.hadoop.hdfs.protocol.DatanodeID;
import org.apache.hadoop.hdfs.protocol.DatanodeInfo;
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.fs.FileEncryptionInfo;
import org.apache.hadoop.hdfs.protocol.FsPermissionExtension;
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.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;
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.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.DatanodeProtocolProtos.BalancerBandwidthCommandProto;
import org.apache.hadoop.hdfs.protocol.proto.DatanodeProtocolProtos.BlockCommandProto;
import org.apache.hadoop.hdfs.protocol.proto.DatanodeProtocolProtos.BlockIdCommandProto;
import org.apache.hadoop.hdfs.protocol.proto.DatanodeProtocolProtos.BlockRecoveryCommandProto;
import org.apache.hadoop.hdfs.protocol.proto.DatanodeProtocolProtos.DatanodeCommandProto;
import org.apache.hadoop.hdfs.protocol.proto.DatanodeProtocolProtos.DatanodeRegistrationProto;
import org.apache.hadoop.hdfs.protocol.proto.DatanodeProtocolProtos.FinalizeCommandProto;
import org.apache.hadoop.hdfs.protocol.proto.DatanodeProtocolProtos.KeyUpdateCommandProto;
import org.apache.hadoop.hdfs.protocol.proto.DatanodeProtocolProtos.NNHAStatusHeartbeatProto;
import org.apache.hadoop.hdfs.protocol.proto.DatanodeProtocolProtos.ReceivedDeletedBlockInfoProto;
import org.apache.hadoop.hdfs.protocol.proto.DatanodeProtocolProtos.RegisterCommandProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.BlockKeyProto;
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.BlockWithLocationsProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.BlocksWithLocationsProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.CheckpointCommandProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.CheckpointSignatureProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.CipherOptionProto;
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.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.ExportedBlockKeysProto;
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.NamenodeCommandProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.NamenodeRegistrationProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.NamenodeRegistrationProto.NamenodeRoleProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.NamespaceInfoProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.RecoveringBlockProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.RemoteEditLogManifestProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.RemoteEditLogProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.ReplicaStateProto;
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.StorageInfoProto;
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.HdfsProtos.StorageUuidsProto;
import org.apache.hadoop.hdfs.protocol.proto.InotifyProtos;
import org.apache.hadoop.hdfs.protocol.proto.JournalProtocolProtos.JournalInfoProto;
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.BlockKey;
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.block.ExportedBlockKeys;
import org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockStoragePolicySuite;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.NamenodeRole;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.NodeType;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.ReplicaState;
import org.apache.hadoop.hdfs.server.common.StorageInfo;
import org.apache.hadoop.hdfs.server.namenode.CheckpointSignature;
import org.apache.hadoop.hdfs.server.namenode.INodeId;
import org.apache.hadoop.hdfs.server.protocol.BalancerBandwidthCommand;
import org.apache.hadoop.hdfs.server.protocol.BlockCommand;
import org.apache.hadoop.hdfs.server.protocol.BlockIdCommand;
import org.apache.hadoop.hdfs.server.protocol.BlockRecoveryCommand;
import org.apache.hadoop.hdfs.server.protocol.BlockRecoveryCommand.RecoveringBlock;
import org.apache.hadoop.hdfs.server.protocol.BlocksWithLocations;
import org.apache.hadoop.hdfs.server.protocol.BlocksWithLocations.BlockWithLocations;
import org.apache.hadoop.hdfs.server.protocol.CheckpointCommand;
import org.apache.hadoop.hdfs.server.protocol.DatanodeCommand;
import org.apache.hadoop.hdfs.server.protocol.DatanodeProtocol;
import org.apache.hadoop.hdfs.server.protocol.DatanodeRegistration;
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.FinalizeCommand;
import org.apache.hadoop.hdfs.server.protocol.JournalInfo;
import org.apache.hadoop.hdfs.server.protocol.KeyUpdateCommand;
import org.apache.hadoop.hdfs.server.protocol.NNHAStatusHeartbeat;
import org.apache.hadoop.hdfs.server.protocol.NamenodeCommand;
import org.apache.hadoop.hdfs.server.protocol.NamenodeRegistration;
import org.apache.hadoop.hdfs.server.protocol.NamespaceInfo;
import org.apache.hadoop.hdfs.server.protocol.ReceivedDeletedBlockInfo;
import org.apache.hadoop.hdfs.server.protocol.ReceivedDeletedBlockInfo.BlockStatus;
import org.apache.hadoop.hdfs.server.protocol.RegisterCommand;
import org.apache.hadoop.hdfs.server.protocol.RemoteEditLog;
import org.apache.hadoop.hdfs.server.protocol.RemoteEditLogManifest;
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.hdfs.util.ExactSizeInputStream;
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.DataChecksum;
import com.google.common.base.Preconditions;
import com.google.common.collect.Lists;
import com.google.common.primitives.Shorts;
import com.google.protobuf.ByteString;
import com.google.protobuf.CodedInputStream;
/**
* Utilities for converting protobuf classes to and from 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 PBHelper {
private static final RegisterCommandProto REG_CMD_PROTO =
RegisterCommandProto.newBuilder().build();
private static final RegisterCommand REG_CMD = new RegisterCommand();
private static final AclEntryScope[] ACL_ENTRY_SCOPE_VALUES =
AclEntryScope.values();
private static final AclEntryType[] ACL_ENTRY_TYPE_VALUES =
AclEntryType.values();
private static final FsAction[] FSACTION_VALUES =
FsAction.values();
private static final XAttr.NameSpace[] XATTR_NAMESPACE_VALUES =
XAttr.NameSpace.values();
private PBHelper() {
/** Hidden constructor */
}
public static ByteString getByteString(byte[] bytes) {
return ByteString.copyFrom(bytes);
}
private static <T extends Enum<T>, U extends Enum<U>> U castEnum(T from, U[] to) {
return to[from.ordinal()];
}
public static NamenodeRole convert(NamenodeRoleProto role) {
switch (role) {
case NAMENODE:
return NamenodeRole.NAMENODE;
case BACKUP:
return NamenodeRole.BACKUP;
case CHECKPOINT:
return NamenodeRole.CHECKPOINT;
}
return null;
}
public static NamenodeRoleProto convert(NamenodeRole role) {
switch (role) {
case NAMENODE:
return NamenodeRoleProto.NAMENODE;
case BACKUP:
return NamenodeRoleProto.BACKUP;
case CHECKPOINT:
return NamenodeRoleProto.CHECKPOINT;
}
return null;
}
public static BlockStoragePolicy[] convertStoragePolicies(
List<BlockStoragePolicyProto> 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 BlockStoragePolicy convert(BlockStoragePolicyProto proto) {
List<StorageTypeProto> cList = proto.getCreationPolicy()
.getStorageTypesList();
StorageType[] creationTypes = convertStorageTypes(cList, cList.size());
List<StorageTypeProto> cfList = proto.hasCreationFallbackPolicy() ? proto
.getCreationFallbackPolicy().getStorageTypesList() : null;
StorageType[] creationFallbackTypes = cfList == null ? StorageType
.EMPTY_ARRAY : convertStorageTypes(cfList, cfList.size());
List<StorageTypeProto> 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 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<StorageTypeProto> list = convertStorageTypes(types);
return StorageTypesProto.newBuilder().addAllStorageTypes(list).build();
}
public static StorageInfoProto convert(StorageInfo info) {
return StorageInfoProto.newBuilder().setClusterID(info.getClusterID())
.setCTime(info.getCTime()).setLayoutVersion(info.getLayoutVersion())
.setNamespceID(info.getNamespaceID()).build();
}
public static StorageInfo convert(StorageInfoProto info, NodeType type) {
return new StorageInfo(info.getLayoutVersion(), info.getNamespceID(),
info.getClusterID(), info.getCTime(), type);
}
public static NamenodeRegistrationProto convert(NamenodeRegistration reg) {
return NamenodeRegistrationProto.newBuilder()
.setHttpAddress(reg.getHttpAddress()).setRole(convert(reg.getRole()))
.setRpcAddress(reg.getAddress())
.setStorageInfo(convert((StorageInfo) reg)).build();
}
public static NamenodeRegistration convert(NamenodeRegistrationProto reg) {
StorageInfo si = convert(reg.getStorageInfo(), NodeType.NAME_NODE);
return new NamenodeRegistration(reg.getRpcAddress(), reg.getHttpAddress(),
si, convert(reg.getRole()));
}
// 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 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()
.setIpAddr(dn.getIpAddr())
.setHostName(dn.getHostName())
.setXferPort(dn.getXferPort())
.setDatanodeUuid(dn.getDatanodeUuid() != null ? dn.getDatanodeUuid() : "")
.setInfoPort(dn.getInfoPort())
.setInfoSecurePort(dn.getInfoSecurePort())
.setIpcPort(dn.getIpcPort()).build();
}
// 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 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());
}
public static BlockWithLocationsProto convert(BlockWithLocations blk) {
return BlockWithLocationsProto.newBuilder()
.setBlock(convert(blk.getBlock()))
.addAllDatanodeUuids(Arrays.asList(blk.getDatanodeUuids()))
.addAllStorageUuids(Arrays.asList(blk.getStorageIDs()))
.addAllStorageTypes(convertStorageTypes(blk.getStorageTypes()))
.build();
}
public static BlockWithLocations convert(BlockWithLocationsProto b) {
final List<String> datanodeUuids = b.getDatanodeUuidsList();
final List<String> storageUuids = b.getStorageUuidsList();
final List<StorageTypeProto> storageTypes = b.getStorageTypesList();
return new BlockWithLocations(convert(b.getBlock()),
datanodeUuids.toArray(new String[datanodeUuids.size()]),
storageUuids.toArray(new String[storageUuids.size()]),
convertStorageTypes(storageTypes, storageUuids.size()));
}
public static BlocksWithLocationsProto convert(BlocksWithLocations blks) {
BlocksWithLocationsProto.Builder builder = BlocksWithLocationsProto
.newBuilder();
for (BlockWithLocations b : blks.getBlocks()) {
builder.addBlocks(convert(b));
}
return builder.build();
}
public static BlocksWithLocations convert(BlocksWithLocationsProto blocks) {
List<BlockWithLocationsProto> b = blocks.getBlocksList();
BlockWithLocations[] ret = new BlockWithLocations[b.size()];
int i = 0;
for (BlockWithLocationsProto entry : b) {
ret[i++] = convert(entry);
}
return new BlocksWithLocations(ret);
}
public static BlockKeyProto convert(BlockKey key) {
byte[] encodedKey = key.getEncodedKey();
ByteString keyBytes = ByteString.copyFrom(encodedKey == null ?
DFSUtil.EMPTY_BYTES : encodedKey);
return BlockKeyProto.newBuilder().setKeyId(key.getKeyId())
.setKeyBytes(keyBytes).setExpiryDate(key.getExpiryDate()).build();
}
public static BlockKey convert(BlockKeyProto k) {
return new BlockKey(k.getKeyId(), k.getExpiryDate(), k.getKeyBytes()
.toByteArray());
}
public static ExportedBlockKeysProto convert(ExportedBlockKeys keys) {
ExportedBlockKeysProto.Builder builder = ExportedBlockKeysProto
.newBuilder();
builder.setIsBlockTokenEnabled(keys.isBlockTokenEnabled())
.setKeyUpdateInterval(keys.getKeyUpdateInterval())
.setTokenLifeTime(keys.getTokenLifetime())
.setCurrentKey(convert(keys.getCurrentKey()));
for (BlockKey k : keys.getAllKeys()) {
builder.addAllKeys(convert(k));
}
return builder.build();
}
public static ExportedBlockKeys convert(ExportedBlockKeysProto keys) {
return new ExportedBlockKeys(keys.getIsBlockTokenEnabled(),
keys.getKeyUpdateInterval(), keys.getTokenLifeTime(),
convert(keys.getCurrentKey()), convertBlockKeys(keys.getAllKeysList()));
}
public static CheckpointSignatureProto convert(CheckpointSignature s) {
return CheckpointSignatureProto.newBuilder()
.setBlockPoolId(s.getBlockpoolID())
.setCurSegmentTxId(s.getCurSegmentTxId())
.setMostRecentCheckpointTxId(s.getMostRecentCheckpointTxId())
.setStorageInfo(PBHelper.convert((StorageInfo) s)).build();
}
public static CheckpointSignature convert(CheckpointSignatureProto s) {
StorageInfo si = PBHelper.convert(s.getStorageInfo(), NodeType.NAME_NODE);
return new CheckpointSignature(si, s.getBlockPoolId(),
s.getMostRecentCheckpointTxId(), s.getCurSegmentTxId());
}
public static RemoteEditLogProto convert(RemoteEditLog log) {
return RemoteEditLogProto.newBuilder()
.setStartTxId(log.getStartTxId())
.setEndTxId(log.getEndTxId())
.setIsInProgress(log.isInProgress()).build();
}
public static RemoteEditLog convert(RemoteEditLogProto l) {
return new RemoteEditLog(l.getStartTxId(), l.getEndTxId(),
l.getIsInProgress());
}
public static RemoteEditLogManifestProto convert(
RemoteEditLogManifest manifest) {
RemoteEditLogManifestProto.Builder builder = RemoteEditLogManifestProto
.newBuilder();
for (RemoteEditLog log : manifest.getLogs()) {
builder.addLogs(convert(log));
}
return builder.build();
}
public static RemoteEditLogManifest convert(
RemoteEditLogManifestProto manifest) {
List<RemoteEditLog> logs = new ArrayList<RemoteEditLog>(manifest
.getLogsList().size());
for (RemoteEditLogProto l : manifest.getLogsList()) {
logs.add(convert(l));
}
return new RemoteEditLogManifest(logs);
}
public static CheckpointCommandProto convert(CheckpointCommand cmd) {
return CheckpointCommandProto.newBuilder()
.setSignature(convert(cmd.getSignature()))
.setNeedToReturnImage(cmd.needToReturnImage()).build();
}
public static NamenodeCommandProto convert(NamenodeCommand cmd) {
if (cmd instanceof CheckpointCommand) {
return NamenodeCommandProto.newBuilder().setAction(cmd.getAction())
.setType(NamenodeCommandProto.Type.CheckPointCommand)
.setCheckpointCmd(convert((CheckpointCommand) cmd)).build();
}
return NamenodeCommandProto.newBuilder()
.setType(NamenodeCommandProto.Type.NamenodeCommand)
.setAction(cmd.getAction()).build();
}
public static BlockKey[] convertBlockKeys(List<BlockKeyProto> list) {
BlockKey[] ret = new BlockKey[list.size()];
int i = 0;
for (BlockKeyProto k : list) {
ret[i++] = convert(k);
}
return ret;
}
public static NamespaceInfo convert(NamespaceInfoProto info) {
StorageInfoProto storage = info.getStorageInfo();
return new NamespaceInfo(storage.getNamespceID(), storage.getClusterID(),
info.getBlockPoolID(), storage.getCTime(), info.getBuildVersion(),
info.getSoftwareVersion());
}
public static NamenodeCommand convert(NamenodeCommandProto cmd) {
if (cmd == null) return null;
switch (cmd.getType()) {
case CheckPointCommand:
CheckpointCommandProto chkPt = cmd.getCheckpointCmd();
return new CheckpointCommand(PBHelper.convert(chkPt.getSignature()),
chkPt.getNeedToReturnImage());
default:
return new NamenodeCommand(cmd.getAction());
}
}
public static ExtendedBlock convert(ExtendedBlockProto eb) {
if (eb == null) return null;
return new ExtendedBlock( eb.getPoolId(), eb.getBlockId(), eb.getNumBytes(),
eb.getGenerationStamp());
}
public static ExtendedBlockProto convert(final ExtendedBlock b) {
if (b == null) return null;
return ExtendedBlockProto.newBuilder().
setPoolId(b.getBlockPoolId()).
setBlockId(b.getBlockId()).
setNumBytes(b.getNumBytes()).
setGenerationStamp(b.getGenerationStamp()).
build();
}
public static RecoveringBlockProto convert(RecoveringBlock b) {
if (b == null) {
return null;
}
LocatedBlockProto lb = PBHelper.convert((LocatedBlock)b);
RecoveringBlockProto.Builder builder = RecoveringBlockProto.newBuilder();
builder.setBlock(lb).setNewGenStamp(b.getNewGenerationStamp());
if(b.getNewBlock() != null)
builder.setTruncateBlock(PBHelper.convert(b.getNewBlock()));
return builder.build();
}
public static RecoveringBlock convert(RecoveringBlockProto b) {
ExtendedBlock block = convert(b.getBlock().getB());
DatanodeInfo[] locs = convert(b.getBlock().getLocsList());
return (b.hasTruncateBlock()) ?
new RecoveringBlock(block, locs, PBHelper.convert(b.getTruncateBlock())) :
new RecoveringBlock(block, locs, b.getNewGenStamp());
}
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;
default: return DatanodeInfoProto.AdminState.NORMAL;
}
}
static public DatanodeInfo convert(DatanodeInfoProto di) {
if (di == null) return null;
return new DatanodeInfo(
PBHelper.convert(di.getId()),
di.hasLocation() ? di.getLocation() : null ,
di.getCapacity(), di.getDfsUsed(), di.getRemaining(),
di.getBlockPoolUsed(), di.getCacheCapacity(), di.getCacheUsed(),
di.getLastUpdate(), di.getXceiverCount(),
PBHelper.convert(di.getAdminState()));
}
static public DatanodeInfoProto convertDatanodeInfo(DatanodeInfo di) {
if (di == null) return null;
return convert(di);
}
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 List<? extends HdfsProtos.DatanodeInfoProto> 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<? extends HdfsProtos.DatanodeInfoProto> convert(
DatanodeInfo[] dnInfos, int startIdx) {
if (dnInfos == null)
return null;
ArrayList<HdfsProtos.DatanodeInfoProto> protos = Lists
.newArrayListWithCapacity(dnInfos.length);
for (int i = startIdx; i < dnInfos.length; i++) {
protos.add(convert(dnInfos[i]));
}
return protos;
}
public static DatanodeInfo[] convert(List<DatanodeInfoProto> 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 DatanodeInfoProto convert(DatanodeInfo info) {
DatanodeInfoProto.Builder builder = DatanodeInfoProto.newBuilder();
if (info.getNetworkLocation() != null) {
builder.setLocation(info.getNetworkLocation());
}
builder
.setId(PBHelper.convert((DatanodeID)info))
.setCapacity(info.getCapacity())
.setDfsUsed(info.getDfsUsed())
.setRemaining(info.getRemaining())
.setBlockPoolUsed(info.getBlockPoolUsed())
.setCacheCapacity(info.getCacheCapacity())
.setCacheUsed(info.getCacheUsed())
.setLastUpdate(info.getLastUpdate())
.setXceiverCount(info.getXceiverCount())
.setAdminState(PBHelper.convert(info.getAdminState()))
.build();
return builder.build();
}
public static DatanodeStorageReportProto convertDatanodeStorageReport(
DatanodeStorageReport report) {
return DatanodeStorageReportProto.newBuilder()
.setDatanodeInfo(convert(report.getDatanodeInfo()))
.addAllStorageReports(convertStorageReports(report.getStorageReports()))
.build();
}
public static List<DatanodeStorageReportProto> convertDatanodeStorageReports(
DatanodeStorageReport[] reports) {
final List<DatanodeStorageReportProto> protos
= new ArrayList<DatanodeStorageReportProto>(reports.length);
for(int i = 0; i < reports.length; i++) {
protos.add(convertDatanodeStorageReport(reports[i]));
}
return protos;
}
public static DatanodeStorageReport convertDatanodeStorageReport(
DatanodeStorageReportProto proto) {
return new DatanodeStorageReport(
convert(proto.getDatanodeInfo()),
convertStorageReports(proto.getStorageReportsList()));
}
public static DatanodeStorageReport[] convertDatanodeStorageReports(
List<DatanodeStorageReportProto> 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 AdminStates convert(AdminState adminState) {
switch(adminState) {
case DECOMMISSION_INPROGRESS:
return AdminStates.DECOMMISSION_INPROGRESS;
case DECOMMISSIONED:
return AdminStates.DECOMMISSIONED;
case NORMAL:
default:
return AdminStates.NORMAL;
}
}
public static LocatedBlockProto convert(LocatedBlock b) {
if (b == null) return null;
Builder builder = LocatedBlockProto.newBuilder();
DatanodeInfo[] locs = b.getLocations();
List<DatanodeInfo> cachedLocs =
Lists.newLinkedList(Arrays.asList(b.getCachedLocations()));
for (int i = 0; i < locs.length; i++) {
DatanodeInfo loc = locs[i];
builder.addLocs(i, PBHelper.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(PBHelper.convertStorageType(storageTypes[i]));
}
}
final String[] storageIDs = b.getStorageIDs();
if (storageIDs != null) {
builder.addAllStorageIDs(Arrays.asList(storageIDs));
}
return builder.setB(PBHelper.convert(b.getBlock()))
.setBlockToken(PBHelper.convert(b.getBlockToken()))
.setCorrupt(b.isCorrupt()).setOffset(b.getStartOffset()).build();
}
public static LocatedBlock convert(LocatedBlockProto proto) {
if (proto == null) return null;
List<DatanodeInfoProto> locs = proto.getLocsList();
DatanodeInfo[] targets = new DatanodeInfo[locs.size()];
for (int i = 0; i < locs.size(); i++) {
targets[i] = PBHelper.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<DatanodeInfo> cachedLocs = new ArrayList<DatanodeInfo>(locs.size());
List<Boolean> isCachedList = proto.getIsCachedList();
for (int i=0; i<isCachedList.size(); i++) {
if (isCachedList.get(i)) {
cachedLocs.add(targets[i]);
}
}
LocatedBlock lb = new LocatedBlock(PBHelper.convert(proto.getB()), targets,
storageIDs, storageTypes, proto.getOffset(), proto.getCorrupt(),
cachedLocs.toArray(new DatanodeInfo[0]));
lb.setBlockToken(PBHelper.convert(proto.getBlockToken()));
return lb;
}
public static TokenProto convert(Token<?> tok) {
return TokenProto.newBuilder().
setIdentifier(ByteString.copyFrom(tok.getIdentifier())).
setPassword(ByteString.copyFrom(tok.getPassword())).
setKind(tok.getKind().toString()).
setService(tok.getService().toString()).build();
}
public static Token<BlockTokenIdentifier> convert(
TokenProto blockToken) {
return new Token<BlockTokenIdentifier>(blockToken.getIdentifier()
.toByteArray(), blockToken.getPassword().toByteArray(), new Text(
blockToken.getKind()), new Text(blockToken.getService()));
}
public static Token<DelegationTokenIdentifier> convertDelegationToken(
TokenProto blockToken) {
return new Token<DelegationTokenIdentifier>(blockToken.getIdentifier()
.toByteArray(), blockToken.getPassword().toByteArray(), new Text(
blockToken.getKind()), new Text(blockToken.getService()));
}
public static ReplicaState convert(ReplicaStateProto state) {
switch (state) {
case RBW:
return ReplicaState.RBW;
case RUR:
return ReplicaState.RUR;
case RWR:
return ReplicaState.RWR;
case TEMPORARY:
return ReplicaState.TEMPORARY;
case FINALIZED:
default:
return ReplicaState.FINALIZED;
}
}
public static ReplicaStateProto convert(ReplicaState state) {
switch (state) {
case RBW:
return ReplicaStateProto.RBW;
case RUR:
return ReplicaStateProto.RUR;
case RWR:
return ReplicaStateProto.RWR;
case TEMPORARY:
return ReplicaStateProto.TEMPORARY;
case FINALIZED:
default:
return ReplicaStateProto.FINALIZED;
}
}
public static DatanodeRegistrationProto convert(
DatanodeRegistration registration) {
DatanodeRegistrationProto.Builder builder = DatanodeRegistrationProto
.newBuilder();
return builder.setDatanodeID(PBHelper.convert((DatanodeID) registration))
.setStorageInfo(PBHelper.convert(registration.getStorageInfo()))
.setKeys(PBHelper.convert(registration.getExportedKeys()))
.setSoftwareVersion(registration.getSoftwareVersion()).build();
}
public static DatanodeRegistration convert(DatanodeRegistrationProto proto) {
StorageInfo si = convert(proto.getStorageInfo(), NodeType.DATA_NODE);
return new DatanodeRegistration(PBHelper.convert(proto.getDatanodeID()),
si, PBHelper.convert(proto.getKeys()), proto.getSoftwareVersion());
}
public static DatanodeCommand convert(DatanodeCommandProto proto) {
switch (proto.getCmdType()) {
case BalancerBandwidthCommand:
return PBHelper.convert(proto.getBalancerCmd());
case BlockCommand:
return PBHelper.convert(proto.getBlkCmd());
case BlockRecoveryCommand:
return PBHelper.convert(proto.getRecoveryCmd());
case FinalizeCommand:
return PBHelper.convert(proto.getFinalizeCmd());
case KeyUpdateCommand:
return PBHelper.convert(proto.getKeyUpdateCmd());
case RegisterCommand:
return REG_CMD;
case BlockIdCommand:
return PBHelper.convert(proto.getBlkIdCmd());
default:
return null;
}
}
public static BalancerBandwidthCommandProto convert(
BalancerBandwidthCommand bbCmd) {
return BalancerBandwidthCommandProto.newBuilder()
.setBandwidth(bbCmd.getBalancerBandwidthValue()).build();
}
public static KeyUpdateCommandProto convert(KeyUpdateCommand cmd) {
return KeyUpdateCommandProto.newBuilder()
.setKeys(PBHelper.convert(cmd.getExportedKeys())).build();
}
public static BlockRecoveryCommandProto convert(BlockRecoveryCommand cmd) {
BlockRecoveryCommandProto.Builder builder = BlockRecoveryCommandProto
.newBuilder();
for (RecoveringBlock b : cmd.getRecoveringBlocks()) {
builder.addBlocks(PBHelper.convert(b));
}
return builder.build();
}
public static FinalizeCommandProto convert(FinalizeCommand cmd) {
return FinalizeCommandProto.newBuilder()
.setBlockPoolId(cmd.getBlockPoolId()).build();
}
public static BlockCommandProto convert(BlockCommand cmd) {
BlockCommandProto.Builder builder = BlockCommandProto.newBuilder()
.setBlockPoolId(cmd.getBlockPoolId());
switch (cmd.getAction()) {
case DatanodeProtocol.DNA_TRANSFER:
builder.setAction(BlockCommandProto.Action.TRANSFER);
break;
case DatanodeProtocol.DNA_INVALIDATE:
builder.setAction(BlockCommandProto.Action.INVALIDATE);
break;
case DatanodeProtocol.DNA_SHUTDOWN:
builder.setAction(BlockCommandProto.Action.SHUTDOWN);
break;
default:
throw new AssertionError("Invalid action");
}
Block[] blocks = cmd.getBlocks();
for (int i = 0; i < blocks.length; i++) {
builder.addBlocks(PBHelper.convert(blocks[i]));
}
builder.addAllTargets(convert(cmd.getTargets()))
.addAllTargetStorageUuids(convert(cmd.getTargetStorageIDs()));
StorageType[][] types = cmd.getTargetStorageTypes();
if (types != null) {
builder.addAllTargetStorageTypes(convert(types));
}
return builder.build();
}
private static List<StorageTypesProto> convert(StorageType[][] types) {
List<StorageTypesProto> 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 BlockIdCommandProto convert(BlockIdCommand cmd) {
BlockIdCommandProto.Builder builder = BlockIdCommandProto.newBuilder()
.setBlockPoolId(cmd.getBlockPoolId());
switch (cmd.getAction()) {
case DatanodeProtocol.DNA_CACHE:
builder.setAction(BlockIdCommandProto.Action.CACHE);
break;
case DatanodeProtocol.DNA_UNCACHE:
builder.setAction(BlockIdCommandProto.Action.UNCACHE);
break;
default:
throw new AssertionError("Invalid action");
}