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HDDS-2067. Create generic service facade with tracing/metrics/logging support 

Signed-off-by: Anu Engineer <aengineer@apache.org>
Co-Authored-By: Doroszlai, Attila <6454655+adoroszlai@users.noreply.github.com>
This commit is contained in:
Márton Elek 2019-09-23 13:08:04 +02:00 committed by Anu Engineer
parent bdaaa3bbf2
commit f647185905
11 changed files with 231 additions and 139 deletions
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36
hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/function/FunctionWithServiceException.java Normal file
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@ -0,0 +1,36 @@
/**
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.hdds.function;
import com.google.protobuf.ServiceException;
/**
* Functional interface like java.util.function.Function but with
* checked exception.
*/
@FunctionalInterface
public interface FunctionWithServiceException<T, R> {
/**
* Applies this function to the given argument.
*
* @param t the function argument
* @return the function result
*/
R apply(T t) throws ServiceException;
}

22
hadoop-hdds/common/src/main/java/org/apache/hadoop/hdds/function/package-info.java Normal file
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@ -0,0 +1,22 @@
/**
* 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.
*/
/**
* Functional interfaces for ozone, similar to java.util.function.
*/
package org.apache.hadoop.hdds.function;

88
hadoop-hdds/framework/src/main/java/org/apache/hadoop/hdds/server/OzoneProtocolMessageDispatcher.java Normal file
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@ -0,0 +1,88 @@
/*
* 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.hdds.server;
import org.apache.hadoop.hdds.function.FunctionWithServiceException;
import org.apache.hadoop.hdds.tracing.TracingUtil;
import org.apache.hadoop.ozone.protocolPB.ProtocolMessageMetrics;
import com.google.protobuf.ProtocolMessageEnum;
import com.google.protobuf.ServiceException;
import io.opentracing.Scope;
import org.slf4j.Logger;
/**
* Dispatch message after tracing and message logging for insight.
* <p>
* This is a generic utility to dispatch message in ServerSide translators.
* <p>
* It logs the message type/content on DEBUG/TRACING log for insight and create
* a new span based on the tracing information.
*/
public class OzoneProtocolMessageDispatcher<REQUEST, RESPONSE> {
private String serviceName;
private final ProtocolMessageMetrics protocolMessageMetrics;
private Logger logger;
public OzoneProtocolMessageDispatcher(String serviceName,
ProtocolMessageMetrics protocolMessageMetrics, Logger logger) {
this.serviceName = serviceName;
this.protocolMessageMetrics = protocolMessageMetrics;
this.logger = logger;
}
public RESPONSE processRequest(
REQUEST request,
FunctionWithServiceException<REQUEST, RESPONSE> methodCall,
ProtocolMessageEnum type,
String traceId) throws ServiceException {
Scope scope = TracingUtil
.importAndCreateScope(type.toString(), traceId);
try {
if (logger.isTraceEnabled()) {
logger.trace(
"{} {} request is received: <json>{}</json>",
serviceName,
type.toString(),
request.toString().replaceAll("\n", "\\\\n"));
} else if (logger.isDebugEnabled()) {
logger.debug("{} {} request is received",
serviceName, type.toString());
}
protocolMessageMetrics.increment(type);
RESPONSE response = methodCall.apply(request);
if (logger.isTraceEnabled()) {
logger.trace(
"{} {} request is processed. Response: "
+ "<json>{}</json>",
serviceName,
type.toString(),
response.toString().replaceAll("\n", "\\\\n"));
}
return response;
} finally {
scope.close();
}
}
}

56
hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/protocolPB/ScmBlockLocationProtocolServerSideTranslatorPB.java → hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/protocol/ScmBlockLocationProtocolServerSideTranslatorPB.java
View File

@ -15,7 +15,7 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.ozone.protocolPB;
package org.apache.hadoop.hdds.scm.protocol;
import java.io.IOException;
import java.util.List;
@ -40,17 +40,15 @@
import org.apache.hadoop.hdds.scm.container.common.helpers.AllocatedBlock;
import org.apache.hadoop.hdds.scm.container.common.helpers.ExcludeList;
import org.apache.hadoop.hdds.scm.exceptions.SCMException;
import org.apache.hadoop.hdds.scm.protocol.ScmBlockLocationProtocol;
import org.apache.hadoop.hdds.scm.protocol.StorageContainerLocationProtocol;
import org.apache.hadoop.hdds.scm.protocolPB.ScmBlockLocationProtocolPB;
import org.apache.hadoop.hdds.scm.protocolPB.StorageContainerLocationProtocolPB;
import org.apache.hadoop.hdds.tracing.TracingUtil;
import org.apache.hadoop.hdds.server.OzoneProtocolMessageDispatcher;
import org.apache.hadoop.ozone.common.BlockGroup;
import org.apache.hadoop.ozone.common.DeleteBlockGroupResult;
import org.apache.hadoop.ozone.protocolPB.ProtocolMessageMetrics;
import com.google.protobuf.RpcController;
import com.google.protobuf.ServiceException;
import io.opentracing.Scope;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -68,8 +66,9 @@ public final class ScmBlockLocationProtocolServerSideTranslatorPB
private static final Logger LOG = LoggerFactory
.getLogger(ScmBlockLocationProtocolServerSideTranslatorPB.class);
private final ProtocolMessageMetrics
protocolMessageMetrics;
private final OzoneProtocolMessageDispatcher<SCMBlockLocationRequest,
SCMBlockLocationResponse>
dispatcher;
/**
* Creates a new ScmBlockLocationProtocolServerSideTranslatorPB.
@ -80,7 +79,9 @@ public ScmBlockLocationProtocolServerSideTranslatorPB(
ScmBlockLocationProtocol impl,
ProtocolMessageMetrics metrics) throws IOException {
this.impl = impl;
this.protocolMessageMetrics = metrics;
dispatcher = new OzoneProtocolMessageDispatcher<>(
"BlockLocationProtocol", metrics, LOG);
}
private SCMBlockLocationResponse.Builder createSCMBlockResponse(
@ -94,43 +95,18 @@ private SCMBlockLocationResponse.Builder createSCMBlockResponse(
@Override
public SCMBlockLocationResponse send(RpcController controller,
SCMBlockLocationRequest request) throws ServiceException {
String traceId = request.getTraceID();
if (LOG.isTraceEnabled()) {
LOG.trace("BlockLocationProtocol {} request is received: <json>{}</json>",
request.getCmdType().toString(),
request.toString().replaceAll("\n", "\\\\n"));
} else if (LOG.isDebugEnabled()) {
LOG.debug("BlockLocationProtocol {} request is received",
request.getCmdType().toString());
}
protocolMessageMetrics.increment(request.getCmdType());
try (Scope scope = TracingUtil
.importAndCreateScope(
"ScmBlockLocationProtocol." + request.getCmdType(),
request.getTraceID())) {
SCMBlockLocationResponse response =
processMessage(request, traceId);
if (LOG.isTraceEnabled()) {
LOG.trace(
"BlockLocationProtocol {} request is processed. Response: "
+ "<json>{}</json>",
request.getCmdType().toString(),
response.toString().replaceAll("\n", "\\\\n"));
}
return response;
}
return dispatcher.processRequest(
request,
this::processMessage,
request.getCmdType(),
request.getTraceID());
}
private SCMBlockLocationResponse processMessage(
SCMBlockLocationRequest request, String traceId) throws ServiceException {
SCMBlockLocationRequest request) throws ServiceException {
SCMBlockLocationResponse.Builder response = createSCMBlockResponse(
request.getCmdType(),
traceId);
request.getTraceID());
response.setSuccess(true);
response.setStatus(Status.OK);

96
hadoop-hdds/common/src/main/java/org/apache/hadoop/ozone/protocolPB/StorageContainerLocationProtocolServerSideTranslatorPB.java → hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/protocol/StorageContainerLocationProtocolServerSideTranslatorPB.java
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@ -16,82 +16,56 @@
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.hadoop.ozone.protocolPB;
package org.apache.hadoop.hdds.scm.protocol;
import com.google.protobuf.RpcController;
import com.google.protobuf.ServiceException;
import io.opentracing.Scope;
import java.io.IOException;
import java.util.List;
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.InSafeModeRequestProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.InSafeModeResponseProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.ForceExitSafeModeRequestProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.ForceExitSafeModeResponseProto;
import org.apache.hadoop.hdds.protocol.proto.HddsProtos;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ActivatePipelineRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ActivatePipelineResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ClosePipelineRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ClosePipelineResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ContainerRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ContainerResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.DeactivatePipelineRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.DeactivatePipelineResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ForceExitSafeModeRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ForceExitSafeModeResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.GetContainerRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.GetContainerResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.GetContainerWithPipelineRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.GetContainerWithPipelineResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.InSafeModeRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.InSafeModeResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ListPipelineRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ListPipelineResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ObjectStageChangeRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ObjectStageChangeResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.PipelineRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.PipelineResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ReplicationManagerStatusRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ReplicationManagerStatusResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.SCMDeleteContainerRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.SCMDeleteContainerResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.SCMListContainerRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.SCMListContainerResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.StartReplicationManagerRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.StartReplicationManagerResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.StopReplicationManagerRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.StopReplicationManagerResponseProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ReplicationManagerStatusRequestProto;
import org.apache.hadoop.hdds.protocol.proto.StorageContainerLocationProtocolProtos.ReplicationManagerStatusResponseProto;
import org.apache.hadoop.hdds.scm.ScmInfo;
import org.apache.hadoop.hdds.scm.container.common.helpers.ContainerWithPipeline;
import org.apache.hadoop.hdds.scm.container.ContainerInfo;
import org.apache.hadoop.hdds.scm.container.common.helpers.ContainerWithPipeline;
import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
import org.apache.hadoop.hdds.scm.protocol.StorageContainerLocationProtocol;
import org.apache.hadoop.hdds.scm.protocolPB.StorageContainerLocationProtocolPB;
import org.apache.hadoop.hdds.protocol.proto.HddsProtos;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.ActivatePipelineRequestProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.ActivatePipelineResponseProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.DeactivatePipelineRequestProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.DeactivatePipelineResponseProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.ContainerRequestProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.ContainerResponseProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.ClosePipelineRequestProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.ClosePipelineResponseProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.ListPipelineRequestProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.ListPipelineResponseProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.GetContainerRequestProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.GetContainerResponseProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.ObjectStageChangeRequestProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.ObjectStageChangeResponseProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.PipelineRequestProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.PipelineResponseProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.SCMDeleteContainerRequestProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.SCMDeleteContainerResponseProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.SCMListContainerRequestProto;
import org.apache.hadoop.hdds.protocol.proto
.StorageContainerLocationProtocolProtos.SCMListContainerResponseProto;
import org.apache.hadoop.hdds.tracing.TracingUtil;
import java.io.IOException;
import java.util.List;
import com.google.protobuf.RpcController;
import com.google.protobuf.ServiceException;
import io.opentracing.Scope;
/**
* This class is the server-side translator that forwards requests received on

21
hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/protocol/package-info.java Normal file
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@ -0,0 +1,21 @@
/**
* 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
* <p>
* http://www.apache.org/licenses/LICENSE-2.0
* <p>
* 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.hdds.scm.protocol;
/**
* RPC/protobuf specific translator classes for SCM protocol.
*/

2
hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/server/SCMBlockProtocolServer.java
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@ -57,7 +57,7 @@
import org.apache.hadoop.ozone.common.BlockGroup;
import org.apache.hadoop.ozone.common.DeleteBlockGroupResult;
import org.apache.hadoop.ozone.protocolPB.ProtocolMessageMetrics;
import org.apache.hadoop.ozone.protocolPB.ScmBlockLocationProtocolServerSideTranslatorPB;
import org.apache.hadoop.hdds.scm.protocol.ScmBlockLocationProtocolServerSideTranslatorPB;
import com.google.common.collect.Maps;
import com.google.protobuf.BlockingService;

3
hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/server/SCMClientProtocolServer.java
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@ -60,8 +60,7 @@
import org.apache.hadoop.ozone.audit.AuditMessage;
import org.apache.hadoop.ozone.audit.Auditor;
import org.apache.hadoop.ozone.audit.SCMAction;
import org.apache.hadoop.ozone.protocolPB
.StorageContainerLocationProtocolServerSideTranslatorPB;
import org.apache.hadoop.hdds.scm.protocol.StorageContainerLocationProtocolServerSideTranslatorPB;
import org.apache.hadoop.security.UserGroupInformation;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

3
hadoop-hdds/server-scm/src/test/java/org/apache/hadoop/hdds/scm/server/TestSCMBlockProtocolServer.java
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@ -25,8 +25,7 @@
import org.apache.hadoop.hdds.scm.TestUtils;
import org.apache.hadoop.hdds.scm.node.NodeManager;
import org.apache.hadoop.ozone.protocolPB.ProtocolMessageMetrics;
import org.apache.hadoop.ozone.protocolPB
.ScmBlockLocationProtocolServerSideTranslatorPB;
import org.apache.hadoop.hdds.scm.protocol.ScmBlockLocationProtocolServerSideTranslatorPB;
import org.apache.hadoop.test.GenericTestUtils;
import org.junit.After;

2
hadoop-ozone/insight/src/main/java/org/apache/hadoop/ozone/insight/scm/ScmProtocolBlockLocationInsight.java
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@ -28,7 +28,7 @@
import org.apache.hadoop.ozone.insight.Component.Type;
import org.apache.hadoop.ozone.insight.LoggerSource;
import org.apache.hadoop.ozone.insight.MetricGroupDisplay;
import org.apache.hadoop.ozone.protocolPB.ScmBlockLocationProtocolServerSideTranslatorPB;
import org.apache.hadoop.hdds.scm.protocol.ScmBlockLocationProtocolServerSideTranslatorPB;
/**
* Insight metric to check the SCM block location protocol behaviour.

41
hadoop-ozone/ozone-manager/src/main/java/org/apache/hadoop/ozone/protocolPB/OzoneManagerProtocolServerSideTranslatorPB.java
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@ -17,7 +17,8 @@
package org.apache.hadoop.ozone.protocolPB;
import com.google.common.base.Preconditions;
import org.apache.hadoop.hdds.tracing.TracingUtil;
import org.apache.hadoop.hdds.server.OzoneProtocolMessageDispatcher;
import org.apache.hadoop.ozone.OmUtils;
import org.apache.hadoop.ozone.om.OzoneManager;
import org.apache.hadoop.ozone.om.exceptions.NotLeaderException;
@ -33,7 +34,6 @@
import com.google.protobuf.RpcController;
import com.google.protobuf.ServiceException;
import io.opentracing.Scope;
import org.apache.ratis.protocol.RaftPeerId;
import org.apache.ratis.util.ExitUtils;
import org.slf4j.Logger;
@ -58,8 +58,9 @@ public class OzoneManagerProtocolServerSideTranslatorPB implements
private final boolean isRatisEnabled;
private final OzoneManager ozoneManager;
private final OzoneManagerDoubleBuffer ozoneManagerDoubleBuffer;
private final ProtocolMessageMetrics protocolMessageMetrics;
private final AtomicLong transactionIndex = new AtomicLong(0L);
private final OzoneProtocolMessageDispatcher<OMRequest, OMResponse>
dispatcher;
/**
* Constructs an instance of the server handler.
@ -75,7 +76,6 @@ public OzoneManagerProtocolServerSideTranslatorPB(
handler = new OzoneManagerRequestHandler(impl);
this.omRatisServer = ratisServer;
this.isRatisEnabled = enableRatis;
this.protocolMessageMetrics = metrics;
this.ozoneManagerDoubleBuffer =
new OzoneManagerDoubleBuffer(ozoneManager.getMetadataManager(), (i) -> {
// Do nothing.
@ -83,6 +83,9 @@ public OzoneManagerProtocolServerSideTranslatorPB(
// As we wait until the double buffer flushes DB to disk.
}, isRatisEnabled);
dispatcher = new OzoneProtocolMessageDispatcher<>("OzoneProtocol",
metrics, LOG);
}
/**
@ -93,35 +96,9 @@ public OzoneManagerProtocolServerSideTranslatorPB(
@Override
public OMResponse submitRequest(RpcController controller,
OMRequest request) throws ServiceException {
Scope scope = TracingUtil
.importAndCreateScope(request.getCmdType().name(),
request.getTraceID());
try {
if (LOG.isTraceEnabled()) {
LOG.trace(
"OzoneManagerProtocol {} request is received: <json>{}</json>",
request.getCmdType().toString(),
request.toString().replaceAll("\n", "\\\\n"));
} else if (LOG.isDebugEnabled()) {
LOG.debug("OzoneManagerProtocol {} request is received",
request.getCmdType().toString());
}
protocolMessageMetrics.increment(request.getCmdType());
OMResponse omResponse = processRequest(request);
if (LOG.isTraceEnabled()) {
LOG.trace(
"OzoneManagerProtocol {} request is processed. Response: "
+ "<json>{}</json>",
request.getCmdType().toString(),
omResponse.toString().replaceAll("\n", "\\\\n"));
}
return omResponse;
} finally {
scope.close();
}
return dispatcher.processRequest(request, this::processRequest,
request.getCmdType(), request.getTraceID());
}
private OMResponse processRequest(OMRequest request) throws