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HDFS-4367. GetDataEncryptionKeyResponseProto does not handle null response. Contributed by Suresh Srinivas. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1431459 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Suresh Srinivas 2013-01-10 16:03:37 +00:00
parent d863f7a1e4
commit 2bd35d8de3
4 changed files with 15 additions and 7 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -307,6 +307,9 @@ Release 2.0.3-alpha - Unreleased
HDFS-4362. GetDelegationTokenResponseProto does not handle null token.
(suresh)
HDFS-4367. GetDataEncryptionKeyResponseProto does not handle null
response. (suresh)
NEW FEATURES
HDFS-2656. Add libwebhdfs, a pure C client based on WebHDFS.

9
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/protocolPB/ClientNamenodeProtocolServerSideTranslatorPB.java
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@ -839,10 +839,13 @@ public class ClientNamenodeProtocolServerSideTranslatorPB implements
RpcController controller, GetDataEncryptionKeyRequestProto request)
throws ServiceException {
try {
GetDataEncryptionKeyResponseProto.Builder builder =
GetDataEncryptionKeyResponseProto.newBuilder();
DataEncryptionKey encryptionKey = server.getDataEncryptionKey();
return GetDataEncryptionKeyResponseProto.newBuilder()
.setDataEncryptionKey(PBHelper.convert(encryptionKey))
.build();
if (encryptionKey != null) {
builder.setDataEncryptionKey(PBHelper.convert(encryptionKey));
}
return builder.build();
} catch (IOException e) {
throw new ServiceException(e);
}

8
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/protocolPB/ClientNamenodeProtocolTranslatorPB.java
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@ -64,6 +64,7 @@ import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetDat
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetBlockLocationsRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetBlockLocationsResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetContentSummaryRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetDataEncryptionKeyResponseProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetDatanodeReportRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetDelegationTokenRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProtocolProtos.GetDelegationTokenResponseProto;
@ -111,7 +112,6 @@ import org.apache.hadoop.ipc.ProtocolMetaInterface;
import org.apache.hadoop.ipc.RPC;
import org.apache.hadoop.ipc.RpcClientUtil;
import org.apache.hadoop.security.AccessControlException;
import org.apache.hadoop.security.proto.SecurityProtos.TokenProto;
import org.apache.hadoop.security.token.Token;
import com.google.protobuf.ByteString;
@ -819,8 +819,10 @@ public class ClientNamenodeProtocolTranslatorPB implements
GetDataEncryptionKeyRequestProto req = GetDataEncryptionKeyRequestProto
.newBuilder().build();
try {
return PBHelper.convert(rpcProxy.getDataEncryptionKey(null, req)
.getDataEncryptionKey());
GetDataEncryptionKeyResponseProto rsp =
rpcProxy.getDataEncryptionKey(null, req);
return rsp.hasDataEncryptionKey() ?
PBHelper.convert(rsp.getDataEncryptionKey()) : null;
} catch (ServiceException e) {
throw ProtobufHelper.getRemoteException(e);
}

2
hadoop-hdfs-project/hadoop-hdfs/src/main/proto/ClientNamenodeProtocol.proto
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@ -443,7 +443,7 @@ message GetDataEncryptionKeyRequestProto { // no parameters
}
message GetDataEncryptionKeyResponseProto {
required DataEncryptionKeyProto dataEncryptionKey = 1;
optional DataEncryptionKeyProto dataEncryptionKey = 1;
}
service ClientNamenodeProtocol {