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HADOOP-10285. Admin interface to swap callqueue at runtime. (Contributed by Chris Li)

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git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1573052 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Arpit Agarwal 2014-02-28 19:48:31 +00:00
parent 8e809b8c81
commit d00605f8f0
14 changed files with 365 additions and 1 deletions
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3
hadoop-common-project/hadoop-common/CHANGES.txt
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@ -314,6 +314,9 @@ Release 2.5.0 - UNRELEASED
HADOOP-10278. Refactor to make CallQueue pluggable. (Chris Li via
Arpit Agarwal)
HADOOP-10285. Admin interface to swap callqueue at runtime. (Chris Li via
Arpit Agarwal)
OPTIMIZATIONS
BUG FIXES

4
hadoop-common-project/hadoop-common/dev-support/findbugsExcludeFile.xml
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@ -301,6 +301,10 @@
<!-- protobuf generated code -->
<Class name="~org\.apache\.hadoop\.ipc\.protobuf\.TestProtos.*"/>
</Match>
<Match>
<!-- protobuf generated code -->
<Class name="~org\.apache\.hadoop\.ipc\.proto\.RefreshCallQueueProtocolProtos.*"/>
</Match>
<!--
Manually checked, misses child thread manually syncing on parent's intrinsic lock.

1
hadoop-common-project/hadoop-common/pom.xml
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@ -337,6 +337,7 @@
<include>GetUserMappingsProtocol.proto</include>
<include>RefreshAuthorizationPolicyProtocol.proto</include>
<include>RefreshUserMappingsProtocol.proto</include>
<include>RefreshCallQueueProtocol.proto</include>
</includes>
</source>
<output>${project.build.directory}/generated-sources/java</output>

48
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/RefreshCallQueueProtocol.java Normal file
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@ -0,0 +1,48 @@
/**
* 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.ipc;
import java.io.IOException;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.fs.CommonConfigurationKeys;
import org.apache.hadoop.io.retry.Idempotent;
import org.apache.hadoop.security.KerberosInfo;
/**
* Protocol which is used to refresh the call queue in use currently.
*/
@KerberosInfo(
serverPrincipal=CommonConfigurationKeys.HADOOP_SECURITY_SERVICE_USER_NAME_KEY)
@InterfaceAudience.LimitedPrivate({"HDFS"})
@InterfaceStability.Evolving
public interface RefreshCallQueueProtocol {
/**
* Version 1: Initial version
*/
public static final long versionID = 1L;
/**
* Refresh the callqueue.
* @throws IOException
*/
@Idempotent
void refreshCallQueue() throws IOException;
}

74
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/protocolPB/RefreshCallQueueProtocolClientSideTranslatorPB.java Normal file
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@ -0,0 +1,74 @@
/**
* 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.ipc.protocolPB;
import java.io.Closeable;
import java.io.IOException;
import org.apache.hadoop.ipc.ProtobufHelper;
import org.apache.hadoop.ipc.ProtocolMetaInterface;
import org.apache.hadoop.ipc.RPC;
import org.apache.hadoop.ipc.RpcClientUtil;
import org.apache.hadoop.ipc.RefreshCallQueueProtocol;
import org.apache.hadoop.ipc.proto.RefreshCallQueueProtocolProtos.RefreshCallQueueRequestProto;
import org.apache.hadoop.ipc.protocolPB.RefreshCallQueueProtocolPB;
import com.google.protobuf.RpcController;
import com.google.protobuf.ServiceException;
public class RefreshCallQueueProtocolClientSideTranslatorPB implements
ProtocolMetaInterface, RefreshCallQueueProtocol, Closeable {
/** RpcController is not used and hence is set to null */
private final static RpcController NULL_CONTROLLER = null;
private final RefreshCallQueueProtocolPB rpcProxy;
private final static RefreshCallQueueRequestProto
VOID_REFRESH_CALL_QUEUE_REQUEST =
RefreshCallQueueRequestProto.newBuilder().build();
public RefreshCallQueueProtocolClientSideTranslatorPB(
RefreshCallQueueProtocolPB rpcProxy) {
this.rpcProxy = rpcProxy;
}
@Override
public void close() throws IOException {
RPC.stopProxy(rpcProxy);
}
@Override
public void refreshCallQueue() throws IOException {
try {
rpcProxy.refreshCallQueue(NULL_CONTROLLER,
VOID_REFRESH_CALL_QUEUE_REQUEST);
} catch (ServiceException se) {
throw ProtobufHelper.getRemoteException(se);
}
}
@Override
public boolean isMethodSupported(String methodName) throws IOException {
return RpcClientUtil.isMethodSupported(rpcProxy,
RefreshCallQueueProtocolPB.class,
RPC.RpcKind.RPC_PROTOCOL_BUFFER,
RPC.getProtocolVersion(RefreshCallQueueProtocolPB.class),
methodName);
}
}

37
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/protocolPB/RefreshCallQueueProtocolPB.java Normal file
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@ -0,0 +1,37 @@
/**
* 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.ipc.protocolPB;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.classification.InterfaceStability;
import org.apache.hadoop.fs.CommonConfigurationKeys;
import org.apache.hadoop.ipc.ProtocolInfo;
import org.apache.hadoop.security.KerberosInfo;
import org.apache.hadoop.ipc.proto.RefreshCallQueueProtocolProtos.RefreshCallQueueProtocolService;
@KerberosInfo(
serverPrincipal=CommonConfigurationKeys.HADOOP_SECURITY_SERVICE_USER_NAME_KEY)
@ProtocolInfo(
protocolName = "org.apache.hadoop.ipc.RefreshCallQueueProtocol",
protocolVersion = 1)
@InterfaceAudience.LimitedPrivate({"HDFS"})
@InterfaceStability.Evolving
public interface RefreshCallQueueProtocolPB extends
RefreshCallQueueProtocolService.BlockingInterface {
}

55
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/ipc/protocolPB/RefreshCallQueueProtocolServerSideTranslatorPB.java Normal file
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@ -0,0 +1,55 @@
/**
* 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.ipc.protocolPB;
import java.io.IOException;
import org.apache.hadoop.ipc.RefreshCallQueueProtocol;
import org.apache.hadoop.ipc.proto.RefreshCallQueueProtocolProtos.RefreshCallQueueRequestProto;
import org.apache.hadoop.ipc.proto.RefreshCallQueueProtocolProtos.RefreshCallQueueResponseProto;
import com.google.protobuf.RpcController;
import com.google.protobuf.ServiceException;
public class RefreshCallQueueProtocolServerSideTranslatorPB implements
RefreshCallQueueProtocolPB {
private final RefreshCallQueueProtocol impl;
private final static RefreshCallQueueResponseProto
VOID_REFRESH_CALL_QUEUE_RESPONSE = RefreshCallQueueResponseProto
.newBuilder().build();
public RefreshCallQueueProtocolServerSideTranslatorPB(
RefreshCallQueueProtocol impl) {
this.impl = impl;
}
@Override
public RefreshCallQueueResponseProto refreshCallQueue(
RpcController controller, RefreshCallQueueRequestProto request)
throws ServiceException {
try {
impl.refreshCallQueue();
} catch (IOException e) {
throw new ServiceException(e);
}
return VOID_REFRESH_CALL_QUEUE_RESPONSE;
}
}

52
hadoop-common-project/hadoop-common/src/main/proto/RefreshCallQueueProtocol.proto Normal file
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@ -0,0 +1,52 @@
/**
* 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.
*/
/**
* These .proto interfaces are private and stable.
* Please see http://wiki.apache.org/hadoop/Compatibility
* for what changes are allowed for a *stable* .proto interface.
*/
option java_package = "org.apache.hadoop.ipc.proto";
option java_outer_classname = "RefreshCallQueueProtocolProtos";
option java_generic_services = true;
option java_generate_equals_and_hash = true;
package hadoop.common;
/**
* Refresh callqueue request.
*/
message RefreshCallQueueRequestProto {
}
/**
* void response.
*/
message RefreshCallQueueResponseProto {
}
/**
* Protocol which is used to refresh the callqueue.
*/
service RefreshCallQueueProtocolService {
/**
* Refresh the callqueue.
*/
rpc refreshCallQueue(RefreshCallQueueRequestProto)
returns(RefreshCallQueueResponseProto);
}

16
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/NameNodeProxies.java
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@ -75,6 +75,9 @@
import org.apache.hadoop.security.protocolPB.RefreshAuthorizationPolicyProtocolPB;
import org.apache.hadoop.security.protocolPB.RefreshUserMappingsProtocolClientSideTranslatorPB;
import org.apache.hadoop.security.protocolPB.RefreshUserMappingsProtocolPB;
import org.apache.hadoop.ipc.RefreshCallQueueProtocol;
import org.apache.hadoop.ipc.protocolPB.RefreshCallQueueProtocolPB;
import org.apache.hadoop.ipc.protocolPB.RefreshCallQueueProtocolClientSideTranslatorPB;
import org.apache.hadoop.tools.GetUserMappingsProtocol;
import org.apache.hadoop.tools.protocolPB.GetUserMappingsProtocolClientSideTranslatorPB;
import org.apache.hadoop.tools.protocolPB.GetUserMappingsProtocolPB;
@ -252,13 +255,16 @@ public static <T> ProxyAndInfo<T> createNonHAProxy(
} else if (xface == RefreshAuthorizationPolicyProtocol.class) {
proxy = (T) createNNProxyWithRefreshAuthorizationPolicyProtocol(nnAddr,
conf, ugi);
} else if (xface == RefreshCallQueueProtocol.class) {
proxy = (T) createNNProxyWithRefreshCallQueueProtocol(nnAddr, conf, ugi);
} else {
String message = "Upsupported protocol found when creating the proxy " +
String message = "Unsupported protocol found when creating the proxy " +
"connection to NameNode: " +
((xface != null) ? xface.getClass().getName() : "null");
LOG.error(message);
throw new IllegalStateException(message);
}
return new ProxyAndInfo<T>(proxy, dtService);
}
@ -286,6 +292,14 @@ private static JournalProtocol createNNProxyWithJournalProtocol(
return new RefreshUserMappingsProtocolClientSideTranslatorPB(proxy);
}
private static RefreshCallQueueProtocol
createNNProxyWithRefreshCallQueueProtocol(InetSocketAddress address,
Configuration conf, UserGroupInformation ugi) throws IOException {
RefreshCallQueueProtocolPB proxy = (RefreshCallQueueProtocolPB)
createNameNodeProxy(address, conf, ugi, RefreshCallQueueProtocolPB.class, 0);
return new RefreshCallQueueProtocolClientSideTranslatorPB(proxy);
}
private static GetUserMappingsProtocol createNNProxyWithGetUserMappingsProtocol(
InetSocketAddress address, Configuration conf, UserGroupInformation ugi)
throws IOException {

3
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNode.java
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@ -56,6 +56,7 @@
import org.apache.hadoop.security.SecurityUtil;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.security.authorize.RefreshAuthorizationPolicyProtocol;
import org.apache.hadoop.ipc.RefreshCallQueueProtocol;
import org.apache.hadoop.tools.GetUserMappingsProtocol;
import org.apache.hadoop.util.ExitUtil.ExitException;
import org.apache.hadoop.util.GenericOptionsParser;
@ -224,6 +225,8 @@ public long getProtocolVersion(String protocol,
return RefreshAuthorizationPolicyProtocol.versionID;
} else if (protocol.equals(RefreshUserMappingsProtocol.class.getName())){
return RefreshUserMappingsProtocol.versionID;
} else if (protocol.equals(RefreshCallQueueProtocol.class.getName())) {
return RefreshCallQueueProtocol.versionID;
} else if (protocol.equals(GetUserMappingsProtocol.class.getName())){
return GetUserMappingsProtocol.versionID;
} else {

24
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNodeRpcServer.java
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@ -138,6 +138,9 @@
import org.apache.hadoop.security.protocolPB.RefreshAuthorizationPolicyProtocolServerSideTranslatorPB;
import org.apache.hadoop.security.protocolPB.RefreshUserMappingsProtocolPB;
import org.apache.hadoop.security.protocolPB.RefreshUserMappingsProtocolServerSideTranslatorPB;
import org.apache.hadoop.ipc.protocolPB.RefreshCallQueueProtocolPB;
import org.apache.hadoop.ipc.protocolPB.RefreshCallQueueProtocolServerSideTranslatorPB;
import org.apache.hadoop.ipc.proto.RefreshCallQueueProtocolProtos.RefreshCallQueueProtocolService;
import org.apache.hadoop.security.token.SecretManager.InvalidToken;
import org.apache.hadoop.security.token.Token;
import org.apache.hadoop.tools.proto.GetUserMappingsProtocolProtos.GetUserMappingsProtocolService;
@ -215,6 +218,11 @@ public NameNodeRpcServer(Configuration conf, NameNode nn)
BlockingService refreshUserMappingService = RefreshUserMappingsProtocolService
.newReflectiveBlockingService(refreshUserMappingXlator);
RefreshCallQueueProtocolServerSideTranslatorPB refreshCallQueueXlator =
new RefreshCallQueueProtocolServerSideTranslatorPB(this);
BlockingService refreshCallQueueService = RefreshCallQueueProtocolService
.newReflectiveBlockingService(refreshCallQueueXlator);
GetUserMappingsProtocolServerSideTranslatorPB getUserMappingXlator =
new GetUserMappingsProtocolServerSideTranslatorPB(this);
BlockingService getUserMappingService = GetUserMappingsProtocolService
@ -261,6 +269,9 @@ public NameNodeRpcServer(Configuration conf, NameNode nn)
refreshAuthService, serviceRpcServer);
DFSUtil.addPBProtocol(conf, RefreshUserMappingsProtocolPB.class,
refreshUserMappingService, serviceRpcServer);
// We support Refreshing call queue here in case the client RPC queue is full
DFSUtil.addPBProtocol(conf, RefreshCallQueueProtocolPB.class,
refreshCallQueueService, serviceRpcServer);
DFSUtil.addPBProtocol(conf, GetUserMappingsProtocolPB.class,
getUserMappingService, serviceRpcServer);
@ -303,6 +314,8 @@ public NameNodeRpcServer(Configuration conf, NameNode nn)
refreshAuthService, clientRpcServer);
DFSUtil.addPBProtocol(conf, RefreshUserMappingsProtocolPB.class,
refreshUserMappingService, clientRpcServer);
DFSUtil.addPBProtocol(conf, RefreshCallQueueProtocolPB.class,
refreshCallQueueService, clientRpcServer);
DFSUtil.addPBProtocol(conf, GetUserMappingsProtocolPB.class,
getUserMappingService, clientRpcServer);
@ -1095,6 +1108,17 @@ public void refreshSuperUserGroupsConfiguration() {
ProxyUsers.refreshSuperUserGroupsConfiguration();
}
@Override // RefreshCallQueueProtocol
public void refreshCallQueue() {
LOG.info("Refreshing call queue.");
Configuration conf = new Configuration();
clientRpcServer.refreshCallQueue(conf);
if (this.serviceRpcServer != null) {
serviceRpcServer.refreshCallQueue(conf);
}
}
@Override // GetUserMappingsProtocol
public String[] getGroupsForUser(String user) throws IOException {

2
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/protocol/NamenodeProtocols.java
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@ -23,6 +23,7 @@
import org.apache.hadoop.hdfs.protocol.ClientProtocol;
import org.apache.hadoop.security.authorize.RefreshAuthorizationPolicyProtocol;
import org.apache.hadoop.security.RefreshUserMappingsProtocol;
import org.apache.hadoop.ipc.RefreshCallQueueProtocol;
import org.apache.hadoop.tools.GetUserMappingsProtocol;
/** The full set of RPC methods implemented by the Namenode. */
@ -33,6 +34,7 @@ public interface NamenodeProtocols
NamenodeProtocol,
RefreshAuthorizationPolicyProtocol,
RefreshUserMappingsProtocol,
RefreshCallQueueProtocol,
GetUserMappingsProtocol,
HAServiceProtocol {
}

34
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/DFSAdmin.java
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@ -62,6 +62,7 @@
import org.apache.hadoop.security.SecurityUtil;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.security.authorize.RefreshAuthorizationPolicyProtocol;
import org.apache.hadoop.ipc.RefreshCallQueueProtocol;
import org.apache.hadoop.util.StringUtils;
import org.apache.hadoop.util.ToolRunner;
@ -580,6 +581,7 @@ private void printHelp(String cmd) {
"\t[-refreshServiceAcl]\n" +
"\t[-refreshUserToGroupsMappings]\n" +
"\t[refreshSuperUserGroupsConfiguration]\n" +
"\t[-refreshCallQueue]\n" +
"\t[-printTopology]\n" +
"\t[-refreshNamenodes datanodehost:port]\n"+
"\t[-deleteBlockPool datanodehost:port blockpoolId [force]]\n"+
@ -649,6 +651,8 @@ private void printHelp(String cmd) {
String refreshSuperUserGroupsConfiguration =
"-refreshSuperUserGroupsConfiguration: Refresh superuser proxy groups mappings\n";
String refreshCallQueue = "-refreshCallQueue: Reload the call queue from config\n";
String printTopology = "-printTopology: Print a tree of the racks and their\n" +
"\t\tnodes as reported by the Namenode\n";
@ -717,6 +721,8 @@ private void printHelp(String cmd) {
System.out.println(refreshUserToGroupsMappings);
} else if ("refreshSuperUserGroupsConfiguration".equals(cmd)) {
System.out.println(refreshSuperUserGroupsConfiguration);
} else if ("refreshCallQueue".equals(cmd)) {
System.out.println(refreshCallQueue);
} else if ("printTopology".equals(cmd)) {
System.out.println(printTopology);
} else if ("refreshNamenodes".equals(cmd)) {
@ -750,6 +756,7 @@ private void printHelp(String cmd) {
System.out.println(refreshServiceAcl);
System.out.println(refreshUserToGroupsMappings);
System.out.println(refreshSuperUserGroupsConfiguration);
System.out.println(refreshCallQueue);
System.out.println(printTopology);
System.out.println(refreshNamenodes);
System.out.println(deleteBlockPool);
@ -939,6 +946,27 @@ public int refreshSuperUserGroupsConfiguration() throws IOException {
return 0;
}
public int refreshCallQueue() throws IOException {
// Get the current configuration
Configuration conf = getConf();
// for security authorization
// server principal for this call
// should be NN's one.
conf.set(CommonConfigurationKeys.HADOOP_SECURITY_SERVICE_USER_NAME_KEY,
conf.get(DFSConfigKeys.DFS_NAMENODE_USER_NAME_KEY, ""));
// Create the client
RefreshCallQueueProtocol refreshProtocol =
NameNodeProxies.createProxy(conf, FileSystem.getDefaultUri(conf),
RefreshCallQueueProtocol.class).getProxy();
// Refresh the user-to-groups mappings
refreshProtocol.refreshCallQueue();
return 0;
}
/**
* Displays format of commands.
* @param cmd The command that is being executed.
@ -995,6 +1023,9 @@ private static void printUsage(String cmd) {
} else if ("-refreshSuperUserGroupsConfiguration".equals(cmd)) {
System.err.println("Usage: java DFSAdmin"
+ " [-refreshSuperUserGroupsConfiguration]");
} else if ("-refreshCallQueue".equals(cmd)) {
System.err.println("Usage: java DFSAdmin"
+ " [-refreshCallQueue]");
} else if ("-printTopology".equals(cmd)) {
System.err.println("Usage: java DFSAdmin"
+ " [-printTopology]");
@ -1026,6 +1057,7 @@ private static void printUsage(String cmd) {
System.err.println(" [-refreshServiceAcl]");
System.err.println(" [-refreshUserToGroupsMappings]");
System.err.println(" [-refreshSuperUserGroupsConfiguration]");
System.err.println(" [-refreshCallQueue]");
System.err.println(" [-printTopology]");
System.err.println(" [-refreshNamenodes datanodehost:port]");
System.err.println(" [-deleteBlockPool datanode-host:port blockpoolId [force]]");
@ -1197,6 +1229,8 @@ public int run(String[] argv) throws Exception {
exitCode = refreshUserToGroupsMappings();
} else if ("-refreshSuperUserGroupsConfiguration".equals(cmd)) {
exitCode = refreshSuperUserGroupsConfiguration();
} else if ("-refreshCallQueue".equals(cmd)) {
exitCode = refreshCallQueue();
} else if ("-printTopology".equals(cmd)) {
exitCode = printTopology();
} else if ("-refreshNamenodes".equals(cmd)) {

13
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestIsMethodSupported.java
View File

@ -39,6 +39,8 @@
import org.apache.hadoop.security.authorize.RefreshAuthorizationPolicyProtocol;
import org.apache.hadoop.security.protocolPB.RefreshAuthorizationPolicyProtocolClientSideTranslatorPB;
import org.apache.hadoop.security.protocolPB.RefreshUserMappingsProtocolClientSideTranslatorPB;
import org.apache.hadoop.ipc.protocolPB.RefreshCallQueueProtocolClientSideTranslatorPB;
import org.apache.hadoop.ipc.RefreshCallQueueProtocol;
import org.apache.hadoop.tools.GetUserMappingsProtocol;
import org.apache.hadoop.tools.protocolPB.GetUserMappingsProtocolClientSideTranslatorPB;
import org.junit.AfterClass;
@ -169,4 +171,15 @@ public void testRefreshUserMappingsProtocol() throws IOException {
assertTrue(
translator.isMethodSupported("refreshUserToGroupsMappings"));
}
@Test
public void testRefreshCallQueueProtocol() throws IOException {
RefreshCallQueueProtocolClientSideTranslatorPB translator =
(RefreshCallQueueProtocolClientSideTranslatorPB)
NameNodeProxies.createNonHAProxy(conf, nnAddress,
RefreshCallQueueProtocol.class,
UserGroupInformation.getCurrentUser(), true).getProxy();
assertTrue(
translator.isMethodSupported("refreshCallQueue"));
}
}