HDFS-2801. Provide a method in client side translators to check for a methods supported in underlying protocol.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1237192 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Jitendra Nath Pandey 2012-01-29 02:01:24 +00:00
parent 976c07696d
commit 98302971c2
13 changed files with 267 additions and 24 deletions

View File

@ -104,6 +104,9 @@ Trunk (unreleased changes)
HDFS-2669 Enable protobuf rpc for ClientNamenodeProtocol
HDFS-2801. Provide a method in client side translators to check for a
methods supported in underlying protocol. (jitendra)
OPTIMIZATIONS
HDFS-2477. Optimize computing the diff between a block report and the
namenode state. (Tomasz Nykiel via hairong)

View File

@ -73,7 +73,7 @@ public class ClientDatanodeProtocolServerSideTranslatorPB implements
}
@Override
public RefreshNamenodesResponseProto refreshNamenode(
public RefreshNamenodesResponseProto refreshNamenodes(
RpcController unused, RefreshNamenodesRequestProto request)
throws ServiceException {
try {

View File

@ -43,8 +43,11 @@ import org.apache.hadoop.hdfs.protocolR23Compatible.ProtocolSignatureWritable;
import org.apache.hadoop.hdfs.security.token.block.BlockTokenIdentifier;
import org.apache.hadoop.ipc.ProtobufHelper;
import org.apache.hadoop.ipc.ProtobufRpcEngine;
import org.apache.hadoop.ipc.ProtocolMetaInterface;
import org.apache.hadoop.ipc.ProtocolSignature;
import org.apache.hadoop.ipc.RPC;
import org.apache.hadoop.ipc.RpcClientUtil;
import org.apache.hadoop.ipc.RpcPayloadHeader.RpcKind;
import org.apache.hadoop.net.NetUtils;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.security.token.Token;
@ -60,7 +63,7 @@ import com.google.protobuf.ServiceException;
@InterfaceAudience.Private
@InterfaceStability.Stable
public class ClientDatanodeProtocolTranslatorPB implements
ClientDatanodeProtocol, Closeable {
ProtocolMetaInterface, ClientDatanodeProtocol, Closeable {
public static final Log LOG = LogFactory
.getLog(ClientDatanodeProtocolTranslatorPB.class);
@ -168,7 +171,7 @@ public class ClientDatanodeProtocolTranslatorPB implements
@Override
public void refreshNamenodes() throws IOException {
try {
rpcProxy.refreshNamenode(NULL_CONTROLLER, REFRESH_NAMENODES);
rpcProxy.refreshNamenodes(NULL_CONTROLLER, REFRESH_NAMENODES);
} catch (ServiceException e) {
throw ProtobufHelper.getRemoteException(e);
}
@ -201,4 +204,11 @@ public class ClientDatanodeProtocolTranslatorPB implements
return new BlockLocalPathInfo(PBHelper.convert(resp.getBlock()),
resp.getLocalPath(), resp.getLocalMetaPath());
}
@Override
public boolean isMethodSupported(String methodName) throws IOException {
return RpcClientUtil.isMethodSupported(rpcProxy,
ClientDatanodeProtocolPB.class, RpcKind.RPC_PROTOCOL_BUFFER,
RPC.getProtocolVersion(ClientDatanodeProtocolPB.class), methodName);
}
}

View File

@ -65,9 +65,12 @@ import org.apache.hadoop.io.retry.RetryPolicy;
import org.apache.hadoop.io.retry.RetryProxy;
import org.apache.hadoop.ipc.ProtobufHelper;
import org.apache.hadoop.ipc.ProtobufRpcEngine;
import org.apache.hadoop.ipc.ProtocolMetaInterface;
import org.apache.hadoop.ipc.ProtocolSignature;
import org.apache.hadoop.ipc.RPC;
import org.apache.hadoop.ipc.RemoteException;
import org.apache.hadoop.ipc.RpcClientUtil;
import org.apache.hadoop.ipc.RpcPayloadHeader.RpcKind;
import org.apache.hadoop.net.NetUtils;
import org.apache.hadoop.security.AccessControlException;
import org.apache.hadoop.security.UserGroupInformation;
@ -138,7 +141,7 @@ import com.google.protobuf.ServiceException;
@InterfaceAudience.Private
@InterfaceStability.Stable
public class ClientNamenodeProtocolTranslatorPB implements
ClientProtocol, Closeable {
ProtocolMetaInterface, ClientProtocol, Closeable {
final private ClientNamenodeProtocolPB rpcProxy;
private static ClientNamenodeProtocolPB createNamenode(
@ -874,4 +877,11 @@ public class ClientNamenodeProtocolTranslatorPB implements
throw ProtobufHelper.getRemoteException(e);
}
}
@Override
public boolean isMethodSupported(String methodName) throws IOException {
return RpcClientUtil.isMethodSupported(rpcProxy,
ClientNamenodeProtocolPB.class, RpcKind.RPC_PROTOCOL_BUFFER,
RPC.getProtocolVersion(ClientNamenodeProtocolPB.class), methodName);
}
}

View File

@ -61,9 +61,12 @@ import org.apache.hadoop.io.retry.RetryPolicy;
import org.apache.hadoop.io.retry.RetryProxy;
import org.apache.hadoop.ipc.ProtobufHelper;
import org.apache.hadoop.ipc.ProtobufRpcEngine;
import org.apache.hadoop.ipc.ProtocolMetaInterface;
import org.apache.hadoop.ipc.ProtocolSignature;
import org.apache.hadoop.ipc.RPC;
import org.apache.hadoop.ipc.RemoteException;
import org.apache.hadoop.ipc.RpcClientUtil;
import org.apache.hadoop.ipc.RpcPayloadHeader.RpcKind;
import org.apache.hadoop.net.NetUtils;
import org.apache.hadoop.security.UserGroupInformation;
@ -77,14 +80,14 @@ import com.google.protobuf.ServiceException;
*/
@InterfaceAudience.Private
@InterfaceStability.Stable
public class DatanodeProtocolClientSideTranslatorPB implements DatanodeProtocol,
Closeable {
public class DatanodeProtocolClientSideTranslatorPB implements
ProtocolMetaInterface, DatanodeProtocol, Closeable {
/** RpcController is not used and hence is set to null */
private final static RpcController NULL_CONTROLLER = null;
private final DatanodeProtocolPB rpcProxy;
private static final VersionRequestProto VERSION_REQUEST =
VersionRequestProto.newBuilder().build();
private final static RpcController NULL_CONTROLLER = null;
public DatanodeProtocolClientSideTranslatorPB(InetSocketAddress nameNodeAddr,
Configuration conf) throws IOException {
@ -299,4 +302,12 @@ public class DatanodeProtocolClientSideTranslatorPB implements DatanodeProtocol,
throw ProtobufHelper.getRemoteException(se);
}
}
@Override // ProtocolMetaInterface
public boolean isMethodSupported(String methodName)
throws IOException {
return RpcClientUtil.isMethodSupported(rpcProxy, DatanodeProtocolPB.class,
RpcKind.RPC_PROTOCOL_BUFFER,
RPC.getProtocolVersion(DatanodeProtocolPB.class), methodName);
}
}

View File

@ -29,8 +29,11 @@ import org.apache.hadoop.hdfs.protocolR23Compatible.ProtocolSignatureWritable;
import org.apache.hadoop.hdfs.server.namenode.NameNode;
import org.apache.hadoop.ipc.ProtobufHelper;
import org.apache.hadoop.ipc.ProtobufRpcEngine;
import org.apache.hadoop.ipc.ProtocolMetaInterface;
import org.apache.hadoop.ipc.ProtocolSignature;
import org.apache.hadoop.ipc.RPC;
import org.apache.hadoop.ipc.RpcClientUtil;
import org.apache.hadoop.ipc.RpcPayloadHeader.RpcKind;
import org.apache.hadoop.net.NetUtils;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.tools.GetUserMappingsProtocol;
@ -39,7 +42,7 @@ import com.google.protobuf.RpcController;
import com.google.protobuf.ServiceException;
public class GetUserMappingsProtocolClientSideTranslatorPB implements
GetUserMappingsProtocol, Closeable {
ProtocolMetaInterface, GetUserMappingsProtocol, Closeable {
/** RpcController is not used and hence is set to null */
private final static RpcController NULL_CONTROLLER = null;
@ -86,4 +89,11 @@ public class GetUserMappingsProtocolClientSideTranslatorPB implements
}
return resp.getGroupsList().toArray(new String[resp.getGroupsCount()]);
}
@Override
public boolean isMethodSupported(String methodName) throws IOException {
return RpcClientUtil.isMethodSupported(rpcProxy,
GetUserMappingsProtocolPB.class, RpcKind.RPC_PROTOCOL_BUFFER,
RPC.getProtocolVersion(GetUserMappingsProtocolPB.class), methodName);
}
}

View File

@ -37,8 +37,11 @@ import org.apache.hadoop.hdfs.server.protocol.InterDatanodeProtocol;
import org.apache.hadoop.hdfs.server.protocol.ReplicaRecoveryInfo;
import org.apache.hadoop.ipc.ProtobufHelper;
import org.apache.hadoop.ipc.ProtobufRpcEngine;
import org.apache.hadoop.ipc.ProtocolMetaInterface;
import org.apache.hadoop.ipc.ProtocolSignature;
import org.apache.hadoop.ipc.RPC;
import org.apache.hadoop.ipc.RpcClientUtil;
import org.apache.hadoop.ipc.RpcPayloadHeader.RpcKind;
import org.apache.hadoop.security.UserGroupInformation;
import com.google.protobuf.RpcController;
@ -52,7 +55,7 @@ import com.google.protobuf.ServiceException;
@InterfaceAudience.Private
@InterfaceStability.Stable
public class InterDatanodeProtocolTranslatorPB implements
InterDatanodeProtocol, Closeable {
ProtocolMetaInterface, InterDatanodeProtocol, Closeable {
/** RpcController is not used and hence is set to null */
private final static RpcController NULL_CONTROLLER = null;
final private InterDatanodeProtocolPB rpcProxy;
@ -116,4 +119,11 @@ public class InterDatanodeProtocolTranslatorPB implements
throw ProtobufHelper.getRemoteException(e);
}
}
@Override
public boolean isMethodSupported(String methodName) throws IOException {
return RpcClientUtil.isMethodSupported(rpcProxy,
InterDatanodeProtocolPB.class, RpcKind.RPC_PROTOCOL_BUFFER,
RPC.getProtocolVersion(InterDatanodeProtocolPB.class), methodName);
}
}

View File

@ -31,8 +31,11 @@ import org.apache.hadoop.hdfs.server.protocol.JournalProtocol;
import org.apache.hadoop.hdfs.server.protocol.NamenodeRegistration;
import org.apache.hadoop.ipc.ProtobufRpcEngine;
import org.apache.hadoop.ipc.ProtobufHelper;
import org.apache.hadoop.ipc.ProtocolMetaInterface;
import org.apache.hadoop.ipc.ProtocolSignature;
import org.apache.hadoop.ipc.RPC;
import org.apache.hadoop.ipc.RpcClientUtil;
import org.apache.hadoop.ipc.RpcPayloadHeader.RpcKind;
import com.google.protobuf.RpcController;
import com.google.protobuf.ServiceException;
@ -44,7 +47,8 @@ import com.google.protobuf.ServiceException;
*/
@InterfaceAudience.Private
@InterfaceStability.Stable
public class JournalProtocolTranslatorPB implements JournalProtocol, Closeable {
public class JournalProtocolTranslatorPB implements ProtocolMetaInterface,
JournalProtocol, Closeable {
/** RpcController is not used and hence is set to null */
private final static RpcController NULL_CONTROLLER = null;
private final JournalProtocolPB rpcProxy;
@ -103,4 +107,11 @@ public class JournalProtocolTranslatorPB implements JournalProtocol, Closeable {
throw ProtobufHelper.getRemoteException(e);
}
}
@Override
public boolean isMethodSupported(String methodName) throws IOException {
return RpcClientUtil.isMethodSupported(rpcProxy, JournalProtocolPB.class,
RpcKind.RPC_PROTOCOL_BUFFER,
RPC.getProtocolVersion(JournalProtocolPB.class), methodName);
}
}

View File

@ -20,17 +20,12 @@ package org.apache.hadoop.hdfs.protocolPB;
import java.io.Closeable;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.TimeUnit;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hdfs.protocol.AlreadyBeingCreatedException;
import org.apache.hadoop.hdfs.protocol.DatanodeID;
import org.apache.hadoop.hdfs.protocol.DatanodeInfo;
import org.apache.hadoop.hdfs.protocol.HdfsConstants;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.NamenodeCommandProto;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.VersionRequestProto;
import org.apache.hadoop.hdfs.protocol.proto.NamenodeProtocolProtos.EndCheckpointRequestProto;
@ -45,21 +40,19 @@ import org.apache.hadoop.hdfs.protocol.proto.NamenodeProtocolProtos.StartCheckpo
import org.apache.hadoop.hdfs.protocolR23Compatible.ProtocolSignatureWritable;
import org.apache.hadoop.hdfs.security.token.block.ExportedBlockKeys;
import org.apache.hadoop.hdfs.server.namenode.CheckpointSignature;
import org.apache.hadoop.hdfs.server.namenode.NameNode;
import org.apache.hadoop.hdfs.server.protocol.BlocksWithLocations;
import org.apache.hadoop.hdfs.server.protocol.NamenodeCommand;
import org.apache.hadoop.hdfs.server.protocol.NamenodeProtocol;
import org.apache.hadoop.hdfs.server.protocol.NamenodeRegistration;
import org.apache.hadoop.hdfs.server.protocol.NamespaceInfo;
import org.apache.hadoop.hdfs.server.protocol.RemoteEditLogManifest;
import org.apache.hadoop.io.retry.RetryPolicies;
import org.apache.hadoop.io.retry.RetryPolicy;
import org.apache.hadoop.io.retry.RetryProxy;
import org.apache.hadoop.ipc.ProtobufHelper;
import org.apache.hadoop.ipc.ProtobufRpcEngine;
import org.apache.hadoop.ipc.ProtocolMetaInterface;
import org.apache.hadoop.ipc.ProtocolSignature;
import org.apache.hadoop.ipc.RPC;
import org.apache.hadoop.ipc.RemoteException;
import org.apache.hadoop.ipc.RpcClientUtil;
import org.apache.hadoop.ipc.RpcPayloadHeader.RpcKind;
import org.apache.hadoop.net.NetUtils;
import org.apache.hadoop.security.UserGroupInformation;
@ -74,7 +67,7 @@ import com.google.protobuf.ServiceException;
@InterfaceAudience.Private
@InterfaceStability.Stable
public class NamenodeProtocolTranslatorPB implements NamenodeProtocol,
Closeable {
ProtocolMetaInterface, Closeable {
/** RpcController is not used and hence is set to null */
private final static RpcController NULL_CONTROLLER = null;
@ -242,4 +235,11 @@ public class NamenodeProtocolTranslatorPB implements NamenodeProtocol,
throw ProtobufHelper.getRemoteException(e);
}
}
@Override
public boolean isMethodSupported(String methodName) throws IOException {
return RpcClientUtil.isMethodSupported(rpcProxy, NamenodeProtocolPB.class,
RpcKind.RPC_PROTOCOL_BUFFER,
RPC.getProtocolVersion(NamenodeProtocolPB.class), methodName);
}
}

View File

@ -28,8 +28,11 @@ import org.apache.hadoop.hdfs.protocolR23Compatible.ProtocolSignatureWritable;
import org.apache.hadoop.hdfs.server.namenode.NameNode;
import org.apache.hadoop.ipc.ProtobufHelper;
import org.apache.hadoop.ipc.ProtobufRpcEngine;
import org.apache.hadoop.ipc.ProtocolMetaInterface;
import org.apache.hadoop.ipc.ProtocolSignature;
import org.apache.hadoop.ipc.RPC;
import org.apache.hadoop.ipc.RpcClientUtil;
import org.apache.hadoop.ipc.RpcPayloadHeader.RpcKind;
import org.apache.hadoop.net.NetUtils;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.security.authorize.RefreshAuthorizationPolicyProtocol;
@ -38,7 +41,7 @@ import com.google.protobuf.RpcController;
import com.google.protobuf.ServiceException;
public class RefreshAuthorizationPolicyProtocolClientSideTranslatorPB implements
RefreshAuthorizationPolicyProtocol, Closeable {
ProtocolMetaInterface, RefreshAuthorizationPolicyProtocol, Closeable {
/** RpcController is not used and hence is set to null */
private final static RpcController NULL_CONTROLLER = null;
@ -83,4 +86,13 @@ public class RefreshAuthorizationPolicyProtocolClientSideTranslatorPB implements
throw ProtobufHelper.getRemoteException(se);
}
}
@Override
public boolean isMethodSupported(String methodName) throws IOException {
return RpcClientUtil.isMethodSupported(rpcProxy,
RefreshAuthorizationPolicyProtocolPB.class,
RpcKind.RPC_PROTOCOL_BUFFER,
RPC.getProtocolVersion(RefreshAuthorizationPolicyProtocolPB.class),
methodName);
}
}

View File

@ -29,8 +29,11 @@ import org.apache.hadoop.hdfs.protocolR23Compatible.ProtocolSignatureWritable;
import org.apache.hadoop.hdfs.server.namenode.NameNode;
import org.apache.hadoop.ipc.ProtobufHelper;
import org.apache.hadoop.ipc.ProtobufRpcEngine;
import org.apache.hadoop.ipc.ProtocolMetaInterface;
import org.apache.hadoop.ipc.ProtocolSignature;
import org.apache.hadoop.ipc.RPC;
import org.apache.hadoop.ipc.RpcClientUtil;
import org.apache.hadoop.ipc.RpcPayloadHeader.RpcKind;
import org.apache.hadoop.net.NetUtils;
import org.apache.hadoop.security.RefreshUserMappingsProtocol;
import org.apache.hadoop.security.UserGroupInformation;
@ -39,7 +42,7 @@ import com.google.protobuf.RpcController;
import com.google.protobuf.ServiceException;
public class RefreshUserMappingsProtocolClientSideTranslatorPB implements
RefreshUserMappingsProtocol, Closeable {
ProtocolMetaInterface, RefreshUserMappingsProtocol, Closeable {
/** RpcController is not used and hence is set to null */
private final static RpcController NULL_CONTROLLER = null;
@ -95,4 +98,13 @@ public class RefreshUserMappingsProtocolClientSideTranslatorPB implements
throw ProtobufHelper.getRemoteException(se);
}
}
@Override
public boolean isMethodSupported(String methodName) throws IOException {
return RpcClientUtil
.isMethodSupported(rpcProxy, RefreshUserMappingsProtocolPB.class,
RpcKind.RPC_PROTOCOL_BUFFER,
RPC.getProtocolVersion(RefreshUserMappingsProtocolPB.class),
methodName);
}
}

View File

@ -104,7 +104,7 @@ service ClientDatanodeProtocolService {
* Refresh the list of federated namenodes from updated configuration.
* Adds new namenodes and stops the deleted namenodes.
*/
rpc refreshNamenode(RefreshNamenodesRequestProto)
rpc refreshNamenodes(RefreshNamenodesRequestProto)
returns(RefreshNamenodesResponseProto);
/**

View File

@ -0,0 +1,154 @@
/**
* 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;
import java.io.IOException;
import java.net.InetSocketAddress;
import junit.framework.Assert;
import org.apache.hadoop.hdfs.protocolPB.ClientDatanodeProtocolTranslatorPB;
import org.apache.hadoop.hdfs.protocolPB.ClientNamenodeProtocolTranslatorPB;
import org.apache.hadoop.hdfs.protocolPB.DatanodeProtocolClientSideTranslatorPB;
import org.apache.hadoop.hdfs.protocolPB.GetUserMappingsProtocolClientSideTranslatorPB;
import org.apache.hadoop.hdfs.protocolPB.InterDatanodeProtocolTranslatorPB;
import org.apache.hadoop.hdfs.protocolPB.JournalProtocolTranslatorPB;
import org.apache.hadoop.hdfs.protocolPB.NamenodeProtocolTranslatorPB;
import org.apache.hadoop.hdfs.protocolPB.RefreshAuthorizationPolicyProtocolClientSideTranslatorPB;
import org.apache.hadoop.hdfs.protocolPB.RefreshUserMappingsProtocolClientSideTranslatorPB;
import org.apache.hadoop.net.NetUtils;
import org.apache.hadoop.security.UserGroupInformation;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
/**
* Test cases to verify that client side translators correctly implement the
* isMethodSupported method in ProtocolMetaInterface.
*/
public class TestIsMethodSupported {
private static MiniDFSCluster cluster = null;
private static HdfsConfiguration conf = new HdfsConfiguration();
private static InetSocketAddress nnAddress = null;
private static InetSocketAddress dnAddress = null;
@BeforeClass
public static void setUp() throws Exception {
cluster = (new MiniDFSCluster.Builder(conf)).numNameNodes(1)
.numDataNodes(1).build();
nnAddress = cluster.getNameNode().getNameNodeAddress();
dnAddress = new InetSocketAddress(cluster.getDataNodes().get(0)
.getDatanodeId().getHost(), cluster.getDataNodes().get(0).getIpcPort());
}
@AfterClass
public static void tearDown() throws Exception {
if (cluster != null) {
cluster.shutdown();
}
}
@Test
public void testNamenodeProtocol() throws IOException {
NamenodeProtocolTranslatorPB translator =
new NamenodeProtocolTranslatorPB(nnAddress, conf,
UserGroupInformation.getCurrentUser());
boolean exists = translator.isMethodSupported("rollEditLog");
Assert.assertTrue(exists);
exists = translator.isMethodSupported("bogusMethod");
Assert.assertFalse(exists);
}
@Test
public void testDatanodeProtocol() throws IOException {
DatanodeProtocolClientSideTranslatorPB translator =
new DatanodeProtocolClientSideTranslatorPB(nnAddress, conf);
Assert.assertTrue(translator.isMethodSupported("sendHeartbeat"));
}
@Test
public void testClientDatanodeProtocol() throws IOException {
ClientDatanodeProtocolTranslatorPB translator =
new ClientDatanodeProtocolTranslatorPB(nnAddress,
UserGroupInformation.getCurrentUser(), conf,
NetUtils.getDefaultSocketFactory(conf));
//Namenode doesn't implement ClientDatanodeProtocol
Assert.assertFalse(translator.isMethodSupported("refreshNamenodes"));
translator = new ClientDatanodeProtocolTranslatorPB(
dnAddress, UserGroupInformation.getCurrentUser(), conf,
NetUtils.getDefaultSocketFactory(conf));
Assert.assertTrue(translator.isMethodSupported("refreshNamenodes"));
}
@Test
public void testClientNamenodeProtocol() throws IOException {
ClientNamenodeProtocolTranslatorPB translator =
new ClientNamenodeProtocolTranslatorPB(nnAddress, conf,
UserGroupInformation.getCurrentUser());
Assert.assertTrue(translator.isMethodSupported("mkdirs"));
}
@Test
public void tesJournalProtocol() throws IOException {
JournalProtocolTranslatorPB translator =
new JournalProtocolTranslatorPB(nnAddress, conf);
//Nameode doesn't implement JournalProtocol
Assert.assertFalse(translator.isMethodSupported("startLogSegment"));
}
@Test
public void testInterDatanodeProtocol() throws IOException {
InterDatanodeProtocolTranslatorPB translator =
new InterDatanodeProtocolTranslatorPB(
nnAddress, UserGroupInformation.getCurrentUser(), conf,
NetUtils.getDefaultSocketFactory(conf), 0);
//Not supported at namenode
Assert.assertFalse(translator.isMethodSupported("initReplicaRecovery"));
translator = new InterDatanodeProtocolTranslatorPB(
dnAddress, UserGroupInformation.getCurrentUser(), conf,
NetUtils.getDefaultSocketFactory(conf), 0);
Assert.assertTrue(translator.isMethodSupported("initReplicaRecovery"));
}
@Test
public void testGetUserMappingsProtocol() throws IOException {
GetUserMappingsProtocolClientSideTranslatorPB translator =
new GetUserMappingsProtocolClientSideTranslatorPB(
nnAddress, UserGroupInformation.getCurrentUser(), conf);
Assert.assertTrue(translator.isMethodSupported("getGroupsForUser"));
}
@Test
public void testRefreshAuthorizationPolicyProtocol() throws IOException {
RefreshAuthorizationPolicyProtocolClientSideTranslatorPB translator =
new RefreshAuthorizationPolicyProtocolClientSideTranslatorPB(
nnAddress, UserGroupInformation.getCurrentUser(), conf);
Assert.assertTrue(translator.isMethodSupported("refreshServiceAcl"));
}
@Test
public void testRefreshUserMappingsProtocol() throws IOException {
RefreshUserMappingsProtocolClientSideTranslatorPB translator =
new RefreshUserMappingsProtocolClientSideTranslatorPB(
nnAddress, UserGroupInformation.getCurrentUser(), conf);
Assert.assertTrue(
translator.isMethodSupported("refreshUserToGroupsMappings"));
}
}