HDDS-79. Remove ReportState from SCMHeartbeatRequestProto. Contributed by Nanda kumar.

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/impl/ContainerManagerImpl.java

@@ -34,8 +34,6 @@
     .StorageContainerDatanodeProtocolProtos;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.ContainerReportsRequestProto;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.SCMNodeReport;
 import org.apache.hadoop.hdds.protocol.proto
@@ -1072,16 +1070,8 @@ public long getBytesUsed(long containerId) {
   @Override
   public long getNumKeys(long containerId) {
     ContainerData cData = containerMap.get(containerId);
-    return cData.getKeyCount();  }
+    return cData.getKeyCount();
-
-  /**
-   * Get the container report state to send via HB to SCM.
-   *
-   * @return container report state.
-   */
-  @Override
-  public ReportState getContainerReportState() {
-    return containerReportManager.getContainerReportState();
   }
 
+
 }

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/impl/ContainerReportManagerImpl.java

@@ -19,15 +19,12 @@
 
 import org.apache.commons.lang3.RandomUtils;
 import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.ozone.OzoneConfigKeys;
 import org.apache.hadoop.ozone.container.common.interfaces
     .ContainerReportManager;
 import org.apache.hadoop.util.Time;
 
 import java.util.concurrent.TimeUnit;
-import java.util.concurrent.atomic.AtomicLong;
 
 import static org.apache.hadoop.hdds.scm.HddsServerUtil.getScmHeartbeatInterval;
 
@@ -40,15 +37,9 @@ public class ContainerReportManagerImpl implements ContainerReportManager {
   private long lastContainerReportTime;
   private final long containerReportInterval;
   private final long heartbeatInterval;
-  private AtomicLong reportCount;
-  private static final ReportState NO_CONTAINER_REPORTSTATE =
-      ReportState.newBuilder()
-          .setState(ReportState.states.noContainerReports)
-          .setCount(0).build();
 
   public ContainerReportManagerImpl(Configuration config) {
     this.lastContainerReportTime = -1;
-    this.reportCount = new AtomicLong(0L);
     this.containerReportInterval = config.getTimeDuration(
         OzoneConfigKeys.OZONE_CONTAINER_REPORT_INTERVAL,
         OzoneConfigKeys.OZONE_CONTAINER_REPORT_INTERVAL_DEFAULT,
@@ -56,32 +47,18 @@ public ContainerReportManagerImpl(Configuration config) {
     this.heartbeatInterval = getScmHeartbeatInterval(config);
   }
 
-  public ReportState getContainerReportState() {
+  public boolean shouldSendContainerReport() {
     if (lastContainerReportTime < 0) {
-      return getFullContainerReportState();
+      return true;
-    } else {
+    }
     // Add a random delay (0~30s) on top of the container report
     // interval (60s) so tha the SCM is overwhelmed by the container reports
     // sent in sync.
     if (Time.monotonicNow() - lastContainerReportTime >
         (containerReportInterval + getRandomReportDelay())) {
-        return getFullContainerReportState();
+      return true;
-      } else {
-        return getNoContainerReportState();
     }
-    }
+    return false;
-  }
-
-  private ReportState getFullContainerReportState() {
-    ReportState.Builder rsBuilder = ReportState.newBuilder();
-    rsBuilder.setState(ReportState.states.completeContinerReport);
-    rsBuilder.setCount(reportCount.incrementAndGet());
-    this.lastContainerReportTime = Time.monotonicNow();
-    return rsBuilder.build();
-  }
-
-  private ReportState getNoContainerReportState() {
-    return NO_CONTAINER_REPORTSTATE;
   }
 
   private long getRandomReportDelay() {

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/interfaces/ContainerManager.java

@@ -28,8 +28,6 @@
 import org.apache.hadoop.hdds.protocol.DatanodeDetails;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.ContainerReportsRequestProto;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.SCMNodeReport;
 import org.apache.hadoop.ozone.container.common.helpers.ContainerData;
@@ -266,9 +264,4 @@ void closeContainer(long containerID)
    */
   long getNumKeys(long containerId);
 
-  /**
-   * Get the container report state to send via HB to SCM.
-   * @return container report state.
-   */
-  ReportState getContainerReportState();
 }

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/interfaces/ContainerReportManager.java

@@ -17,16 +17,14 @@
  */
 package org.apache.hadoop.ozone.container.common.interfaces;
 
-import org.apache.hadoop.hdds.protocol.proto.StorageContainerDatanodeProtocolProtos.ReportState;
-
 /**
  * Interface for container report manager operations.
  */
 public interface ContainerReportManager {
 
   /**
-   * Get the container report state.
+   * Check if we have to send container report.
-   * @return the container report state.
+   * @return true if container report has to be sent.
    */
-  ReportState getContainerReportState();
+  boolean shouldSendContainerReport();
 }

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/statemachine/DatanodeStateMachine.java

@@ -135,7 +135,6 @@ private void start() throws IOException {
         LOG.debug("Executing cycle Number : {}", context.getExecutionCount());
         nextHB.set(Time.monotonicNow() + heartbeatFrequency);
         context.setReportState(container.getNodeReport());
-        context.setContainerReportState(container.getContainerReportState());
         context.execute(executorService, heartbeatFrequency,
             TimeUnit.MILLISECONDS);
         now = Time.monotonicNow();

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/statemachine/StateContext.java

@@ -17,8 +17,6 @@
 package org.apache.hadoop.ozone.container.common.statemachine;
 
 import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.SCMNodeReport;
 import org.apache.hadoop.ozone.container.common.states.DatanodeState;
@@ -40,9 +38,6 @@
 import java.util.concurrent.locks.Lock;
 import java.util.concurrent.locks.ReentrantLock;
 
-import static org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState.states
-    .noContainerReports;
 import static org.apache.hadoop.ozone.OzoneConsts.INVALID_PORT;
 
 /**
@@ -58,9 +53,6 @@ public class StateContext {
   private final Configuration conf;
   private DatanodeStateMachine.DatanodeStates state;
   private SCMNodeReport nrState;
-  private ReportState  reportState;
-  private static final ReportState DEFAULT_REPORT_STATE =
-      ReportState.newBuilder().setState(noContainerReports).setCount(0).build();
 
   /**
    * Constructs a StateContext.
@@ -212,7 +204,6 @@ public void execute(ExecutorService service, long time, TimeUnit unit)
       if (isExiting(newState)) {
         task.onExit();
       }
-      this.clearReportState();
       this.setState(newState);
     }
   }
@@ -253,33 +244,4 @@ public long getExecutionCount() {
     return stateExecutionCount.get();
   }
 
-
-  /**
-   * Gets the ReportState.
-   * @return ReportState.
-   */
-  public synchronized  ReportState getContainerReportState() {
-    if (reportState == null) {
-      return DEFAULT_REPORT_STATE;
-    }
-    return reportState;
-  }
-
-  /**
-   * Sets the ReportState.
-   * @param rState - ReportState.
-   */
-  public synchronized  void setContainerReportState(ReportState rState) {
-    this.reportState = rState;
-  }
-
-  /**
-   * Clears report state after it has been communicated.
-   */
-  public synchronized void clearReportState() {
-    if(reportState != null) {
-      setContainerReportState(null);
-    }
-  }
-
 }

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/common/states/endpoint/HeartbeatEndpointTask.java

@@ -99,8 +99,7 @@ public EndpointStateMachine.EndPointStates call() throws Exception {
       Preconditions.checkState(this.datanodeDetailsProto != null);
 
       SCMHeartbeatResponseProto reponse = rpcEndpoint.getEndPoint()
-          .sendHeartbeat(datanodeDetailsProto, this.context.getNodeReport(),
+          .sendHeartbeat(datanodeDetailsProto, this.context.getNodeReport());
-              this.context.getContainerReportState());
       processResponse(reponse, datanodeDetailsProto);
       rpcEndpoint.setLastSuccessfulHeartbeat(ZonedDateTime.now());
       rpcEndpoint.zeroMissedCount();

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/container/ozoneimpl/OzoneContainer.java

@@ -24,8 +24,6 @@
 import org.apache.hadoop.hdds.protocol.proto.HddsProtos;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.ContainerReportsRequestProto;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.SCMNodeReport;
 import org.apache.hadoop.ozone.OzoneConfigKeys;
@@ -267,11 +265,4 @@ public ContainerManager getContainerManager() {
     return this.manager;
   }
 
-  /**
-   * Get the container report state to send via HB to SCM.
-   * @return the container report state.
-   */
-  public ReportState getContainerReportState() {
-    return this.manager.getContainerReportState();
-  }
 }

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/protocol/StorageContainerDatanodeProtocol.java

@@ -27,8 +27,6 @@
     .StorageContainerDatanodeProtocolProtos.ContainerReportsRequestProto;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.ContainerReportsResponseProto;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.SCMHeartbeatResponseProto;
 import org.apache.hadoop.hdds.protocol.proto
@@ -59,12 +57,11 @@ SCMVersionResponseProto getVersion(SCMVersionRequestProto versionRequest)
    * Used by data node to send a Heartbeat.
    * @param datanodeDetails - Datanode Details.
    * @param nodeReport - node report state
-   * @param reportState - container report state.
    * @return - SCMHeartbeatResponseProto
    * @throws IOException
    */
   SCMHeartbeatResponseProto sendHeartbeat(DatanodeDetailsProto datanodeDetails,
-      SCMNodeReport nodeReport, ReportState reportState) throws IOException;
+      SCMNodeReport nodeReport) throws IOException;
 
   /**
    * Register Datanode.

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/protocol/StorageContainerNodeProtocol.java

@@ -19,8 +19,6 @@
 
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.hdds.protocol.proto.HddsProtos.DatanodeDetailsProto;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.SCMNodeReport;
 import org.apache.hadoop.hdds.protocol.proto
@@ -61,10 +59,9 @@ SCMCommand register(DatanodeDetailsProto datanodeDetails, SCMNodeReport
    * Send heartbeat to indicate the datanode is alive and doing well.
    * @param datanodeDetails - Datanode ID.
    * @param nodeReport - node report.
-   * @param reportState - container report.
    * @return SCMheartbeat response list
    */
   List<SCMCommand> sendHeartbeat(DatanodeDetailsProto datanodeDetails,
-      SCMNodeReport nodeReport, ReportState reportState);
+      SCMNodeReport nodeReport);
 
 }

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/protocolPB/StorageContainerDatanodeProtocolClientSideTranslatorPB.java

@@ -28,8 +28,6 @@
     .StorageContainerDatanodeProtocolProtos.ContainerReportsRequestProto;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.ContainerReportsResponseProto;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.SCMHeartbeatRequestProto;
 import org.apache.hadoop.hdds.protocol.proto
@@ -133,12 +131,11 @@ public SCMVersionResponseProto getVersion(SCMVersionRequestProto
   @Override
   public SCMHeartbeatResponseProto sendHeartbeat(
       DatanodeDetailsProto datanodeDetailsProto,
-      SCMNodeReport nodeReport, ReportState reportState) throws IOException {
+      SCMNodeReport nodeReport) throws IOException {
     SCMHeartbeatRequestProto.Builder req = SCMHeartbeatRequestProto
         .newBuilder();
     req.setDatanodeDetails(datanodeDetailsProto);
     req.setNodeReport(nodeReport);
-    req.setContainerReportState(reportState);
     final SCMHeartbeatResponseProto resp;
     try {
       resp = rpcProxy.sendHeartbeat(NULL_RPC_CONTROLLER, req.build());

hadoop-hdds/container-service/src/main/java/org/apache/hadoop/ozone/protocolPB/StorageContainerDatanodeProtocolServerSideTranslatorPB.java

@@ -88,8 +88,7 @@ public StorageContainerDatanodeProtocolServerSideTranslatorPB(
       SCMHeartbeatRequestProto request) throws ServiceException {
     try {
       return impl.sendHeartbeat(request.getDatanodeDetails(),
-          request.getNodeReport(),
+          request.getNodeReport());
-          request.getContainerReportState());
     } catch (IOException e) {
       throw new ServiceException(e);
     }

hadoop-hdds/container-service/src/main/proto/StorageContainerDatanodeProtocol.proto

@@ -42,45 +42,6 @@ import "hdds.proto";
 message SCMHeartbeatRequestProto {
   required DatanodeDetailsProto datanodeDetails = 1;
   optional SCMNodeReport nodeReport = 2;
-  optional ReportState containerReportState = 3;
-}
-
-enum DatanodeContainerState {
-  closed = 0;
-  open = 1;
-}
-
-/**
-NodeState contains messages from datanode to SCM saying that it has
-some information that SCM might be interested in.*/
-message ReportState {
-  enum states {
-    noContainerReports = 0;
-    completeContinerReport = 1;
-    deltaContainerReport = 2;
-  }
-  required states state = 1;
-  required int64 count = 2 [default = 0];
-}
-
-
-/**
-This message is used to persist the information about a container in the
-SCM database, This information allows SCM to startup faster and avoid having
-all container info in memory all the time.
-  */
-message ContainerPersistanceProto {
-  required DatanodeContainerState state = 1;
-  required hadoop.hdds.Pipeline pipeline = 2;
-  required ContainerInfo info = 3;
-}
-
-/**
-This message is used to do a quick look up of which containers are effected
-if a node goes down
-*/
-message NodeContianerMapping {
-  repeated string contianerName = 1;
 }
 
 /**

hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/common/ScmTestMock.java

@@ -29,8 +29,6 @@
     .ContainerBlocksDeletionACKResponseProto;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.ContainerInfo;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.SCMCommandResponseProto;
 import org.apache.hadoop.hdds.protocol.proto
@@ -53,7 +51,6 @@ public class ScmTestMock implements StorageContainerDatanodeProtocol {
   private int rpcResponseDelay;
   private AtomicInteger heartbeatCount = new AtomicInteger(0);
   private AtomicInteger rpcCount = new AtomicInteger(0);
-  private ReportState reportState;
   private AtomicInteger containerReportsCount = new AtomicInteger(0);
 
   // Map of datanode to containers
@@ -177,11 +174,10 @@ private void sleepIfNeeded() {
   @Override
   public StorageContainerDatanodeProtocolProtos.SCMHeartbeatResponseProto
       sendHeartbeat(DatanodeDetailsProto datanodeDetailsProto,
-                    SCMNodeReport nodeReport, ReportState scmReportState)
+                    SCMNodeReport nodeReport)
       throws IOException {
     rpcCount.incrementAndGet();
     heartbeatCount.incrementAndGet();
-    this.reportState = scmReportState;
     sleepIfNeeded();
     List<SCMCommandResponseProto>
         cmdResponses = new LinkedList<>();
@@ -298,19 +294,12 @@ public ContainerBlocksDeletionACKResponseProto sendContainerBlocksDeletionACK(
         .newBuilder().getDefaultInstanceForType();
   }
 
-  public ReportState getReportState() {
-    return this.reportState;
-  }
-
   /**
    * Reset the mock Scm for test to get a fresh start without rebuild MockScm.
    */
   public void reset() {
     heartbeatCount.set(0);
     rpcCount.set(0);
-    reportState = ReportState.newBuilder()
-        .setState(ReportState.states.noContainerReports)
-        .setCount(0).build();
     containerReportsCount.set(0);
     nodeContainers.clear();
 

hadoop-hdds/container-service/src/test/java/org/apache/hadoop/ozone/container/common/TestDatanodeStateMachine.java

@@ -21,8 +21,6 @@
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hdds.scm.ScmConfigKeys;
 import org.apache.hadoop.hdds.protocol.DatanodeDetails;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos;
 import org.apache.hadoop.ipc.RPC;
 import org.apache.hadoop.ozone.OzoneConfigKeys;
 import org.apache.hadoop.ozone.container.common.helpers.ContainerUtils;
@@ -305,11 +303,6 @@ public void testDatanodeStateContext() throws IOException,
 
       for (ScmTestMock mock : mockServers) {
         Assert.assertEquals(1, mock.getHeartbeatCount());
-        // Assert that heartbeat did indeed carry that State that we said
-        // have in the datanode.
-        Assert.assertEquals(mock.getReportState().getState().getNumber(),
-            StorageContainerDatanodeProtocolProtos.ReportState.states
-                .noContainerReports.getNumber());
       }
     }
   }

hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/node/HeartbeatQueueItem.java

@@ -20,8 +20,6 @@
 
 import com.google.common.annotations.VisibleForTesting;
 import org.apache.hadoop.hdds.protocol.DatanodeDetails;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.SCMNodeReport;
 
@@ -34,21 +32,18 @@ public class HeartbeatQueueItem {
   private DatanodeDetails datanodeDetails;
   private long recvTimestamp;
   private SCMNodeReport nodeReport;
-  private ReportState containerReportState;
 
   /**
    *
    * @param datanodeDetails - datanode ID of the heartbeat.
    * @param recvTimestamp - heartbeat receive timestamp.
    * @param nodeReport - node report associated with the heartbeat if any.
-   * @param containerReportState - container report state.
    */
   HeartbeatQueueItem(DatanodeDetails datanodeDetails, long recvTimestamp,
-      SCMNodeReport nodeReport, ReportState containerReportState) {
+      SCMNodeReport nodeReport) {
     this.datanodeDetails = datanodeDetails;
     this.recvTimestamp = recvTimestamp;
     this.nodeReport = nodeReport;
-    this.containerReportState = containerReportState;
   }
 
   /**
@@ -65,13 +60,6 @@ public SCMNodeReport getNodeReport() {
     return nodeReport;
   }
 
-  /**
-   * @return container report state.
-   */
-  public ReportState getContainerReportState() {
-    return containerReportState;
-  }
-
   /**
    * @return heartbeat receive timestamp.
    */
@@ -85,7 +73,6 @@ public long getRecvTimestamp() {
   public static class Builder {
     private DatanodeDetails datanodeDetails;
     private SCMNodeReport nodeReport;
-    private ReportState containerReportState;
     private long recvTimestamp = monotonicNow();
 
     public Builder setDatanodeDetails(DatanodeDetails dnDetails) {
@@ -98,11 +85,6 @@ public Builder setNodeReport(SCMNodeReport scmNodeReport) {
       return this;
     }
 
-    public Builder setContainerReportState(ReportState crs) {
-      this.containerReportState = crs;
-      return this;
-    }
-
     @VisibleForTesting
     public Builder setRecvTimestamp(long recvTime) {
       this.recvTimestamp = recvTime;
@@ -110,8 +92,7 @@ public Builder setRecvTimestamp(long recvTime) {
     }
 
     public HeartbeatQueueItem build() {
-      return new HeartbeatQueueItem(datanodeDetails, recvTimestamp, nodeReport,
+      return new HeartbeatQueueItem(datanodeDetails, recvTimestamp, nodeReport);
-          containerReportState);
     }
   }
 }

hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/node/SCMNodeManager.java

@@ -30,8 +30,6 @@
 import org.apache.hadoop.hdds.protocol.DatanodeDetails;
 import org.apache.hadoop.hdds.protocol.proto.HddsProtos.DatanodeDetailsProto;
 import org.apache.hadoop.hdds.protocol.proto.HddsProtos.NodeState;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.SCMNodeReport;
 import org.apache.hadoop.hdds.protocol.proto
@@ -48,7 +46,6 @@
 import org.apache.hadoop.ozone.protocol.commands.RegisteredCommand;
 import org.apache.hadoop.ozone.protocol.commands.ReregisterCommand;
 import org.apache.hadoop.ozone.protocol.commands.SCMCommand;
-import org.apache.hadoop.ozone.protocol.commands.SendContainerCommand;
 import org.apache.hadoop.util.Time;
 import org.apache.hadoop.util.concurrent.HadoopExecutors;
 import org.slf4j.Logger;
@@ -609,8 +606,6 @@ private void handleHeartbeat(HeartbeatQueueItem hbItem) {
     if (healthyNodes.containsKey(datanodeUuid)) {
       healthyNodes.put(datanodeUuid, processTimestamp);
       updateNodeStat(datanodeUuid, nodeReport);
-      updateCommandQueue(datanodeUuid,
-          hbItem.getContainerReportState().getState());
       return;
     }
 
@@ -622,8 +617,6 @@ private void handleHeartbeat(HeartbeatQueueItem hbItem) {
       healthyNodeCount.incrementAndGet();
       staleNodeCount.decrementAndGet();
       updateNodeStat(datanodeUuid, nodeReport);
-      updateCommandQueue(datanodeUuid,
-          hbItem.getContainerReportState().getState());
       return;
     }
 
@@ -635,8 +628,6 @@ private void handleHeartbeat(HeartbeatQueueItem hbItem) {
       deadNodeCount.decrementAndGet();
       healthyNodeCount.incrementAndGet();
       updateNodeStat(datanodeUuid, nodeReport);
-      updateCommandQueue(datanodeUuid,
-          hbItem.getContainerReportState().getState());
       return;
     }
 
@@ -671,22 +662,6 @@ private void updateNodeStat(UUID dnId, SCMNodeReport nodeReport) {
     }
   }
 
-  private void updateCommandQueue(UUID dnId,
-                                  ReportState.states containerReportState) {
-    if (containerReportState != null) {
-      switch (containerReportState) {
-      case completeContinerReport:
-        commandQueue.addCommand(dnId,
-            SendContainerCommand.newBuilder().build());
-        return;
-      case deltaContainerReport:
-      case noContainerReports:
-      default:
-        // do nothing
-      }
-    }
-  }
-
   /**
    * Closes this stream and releases any system resources associated with it. If
    * the stream is already closed then invoking this method has no effect.
@@ -829,14 +804,12 @@ private SCMCommand verifyDatanodeUUID(DatanodeDetails datanodeDetails) {
    *
    * @param datanodeDetailsProto - DatanodeDetailsProto.
    * @param nodeReport - node report.
-   * @param containerReportState - container report state.
    * @return SCMheartbeat response.
    * @throws IOException
    */
   @Override
   public List<SCMCommand> sendHeartbeat(
-      DatanodeDetailsProto datanodeDetailsProto, SCMNodeReport nodeReport,
+      DatanodeDetailsProto datanodeDetailsProto, SCMNodeReport nodeReport) {
-      ReportState containerReportState) {
 
     Preconditions.checkNotNull(datanodeDetailsProto, "Heartbeat is missing " +
         "DatanodeDetails.");
@@ -851,7 +824,6 @@ public List<SCMCommand> sendHeartbeat(
           new HeartbeatQueueItem.Builder()
               .setDatanodeDetails(datanodeDetails)
               .setNodeReport(nodeReport)
-              .setContainerReportState(containerReportState)
               .build());
       return commandQueue.getCommand(datanodeDetails.getUuid());
     } else {

hadoop-hdds/server-scm/src/main/java/org/apache/hadoop/hdds/scm/server/SCMDatanodeProtocolServer.java

@@ -153,12 +153,10 @@ public SCMVersionResponseProto getVersion(SCMVersionRequestProto
   @Override
   public SCMHeartbeatResponseProto sendHeartbeat(
       HddsProtos.DatanodeDetailsProto datanodeDetails,
-      StorageContainerDatanodeProtocolProtos.SCMNodeReport nodeReport,
+      StorageContainerDatanodeProtocolProtos.SCMNodeReport nodeReport)
-      StorageContainerDatanodeProtocolProtos.ReportState reportState)
       throws IOException {
     List<SCMCommand> commands =
-        scm.getScmNodeManager().sendHeartbeat(datanodeDetails, nodeReport,
+        scm.getScmNodeManager().sendHeartbeat(datanodeDetails, nodeReport);
-            reportState);
     List<SCMCommandResponseProto> cmdResponses = new LinkedList<>();
     for (SCMCommand cmd : commands) {
       cmdResponses.add(getCommandResponse(cmd, datanodeDetails.getUuid()));

hadoop-hdds/server-scm/src/test/java/org/apache/hadoop/hdds/scm/container/MockNodeManager.java

@@ -23,8 +23,6 @@
 import org.apache.hadoop.hdfs.protocol.UnregisteredNodeException;
 import org.apache.hadoop.hdds.protocol.DatanodeDetails;
 import org.apache.hadoop.hdds.protocol.proto.HddsProtos;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.SCMNodeReport;
 import org.apache.hadoop.hdds.protocol.proto
@@ -387,13 +385,12 @@ public SCMCommand register(HddsProtos.DatanodeDetailsProto datanodeDetails,
    *
    * @param datanodeDetails - Datanode ID.
    * @param nodeReport - node report.
-   * @param containerReportState - container report state.
    * @return SCMheartbeat response list
    */
   @Override
   public List<SCMCommand> sendHeartbeat(
       HddsProtos.DatanodeDetailsProto datanodeDetails,
-      SCMNodeReport nodeReport, ReportState containerReportState) {
+      SCMNodeReport nodeReport) {
     if ((datanodeDetails != null) && (nodeReport != null) && (nodeReport
         .getStorageReportCount() > 0)) {
       SCMNodeStat stat = this.nodeMetricMap.get(datanodeDetails.getUuid());

hadoop-hdds/server-scm/src/test/java/org/apache/hadoop/hdds/scm/node/TestContainerPlacement.java

@@ -26,15 +26,12 @@
 import org.apache.hadoop.hdds.scm.XceiverClientManager;
 import org.apache.hadoop.hdds.scm.container.ContainerMapping;
 import org.apache.hadoop.hdds.scm.container.common.helpers.ContainerInfo;
-import org.apache.hadoop.hdds.scm.container.common.helpers.Pipeline;
 import org.apache.hadoop.hdds.scm.container.placement.algorithms
     .ContainerPlacementPolicy;
 import org.apache.hadoop.hdds.scm.container.placement.algorithms
     .SCMContainerPlacementCapacity;
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
 import org.apache.hadoop.hdds.protocol.DatanodeDetails;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.SCMStorageReport;
 import org.apache.hadoop.ozone.OzoneConfigKeys;
@@ -70,10 +67,6 @@ public class TestContainerPlacement {
   private static XceiverClientManager xceiverClientManager =
       new XceiverClientManager(new OzoneConfiguration());
 
-  private ReportState reportState = ReportState.newBuilder()
-      .setState(ReportState.states.noContainerReports)
-      .setCount(0).build();
-
   /**
    * Returns a new copy of Configuration.
    *
@@ -143,7 +136,7 @@ public void testContainerPlacementCapacity() throws IOException,
         List<SCMStorageReport> reports = TestUtils
             .createStorageReport(capacity, used, remaining, path, null, id, 1);
         nodeManager.sendHeartbeat(datanodeDetails.getProtoBufMessage(),
-            TestUtils.createNodeReport(reports), reportState);
+            TestUtils.createNodeReport(reports));
       }
 
       GenericTestUtils.waitFor(() -> nodeManager.waitForHeartbeatProcessed(),

hadoop-hdds/server-scm/src/test/java/org/apache/hadoop/hdds/scm/node/TestNodeManager.java

@@ -25,10 +25,6 @@
 import org.apache.hadoop.hdds.conf.OzoneConfiguration;
 import org.apache.hadoop.hdds.protocol.DatanodeDetails;
 import org.apache.hadoop.hdds.protocol.proto.HddsProtos;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.SCMNodeReport;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.SCMStorageReport;
 import org.apache.hadoop.ozone.OzoneConfigKeys;
@@ -82,10 +78,6 @@ public class TestNodeManager {
 
   private File testDir;
 
-  private ReportState reportState = ReportState.newBuilder()
-      .setState(ReportState.states.noContainerReports)
-      .setCount(0).build();
-
   @Rule
   public ExpectedException thrown = ExpectedException.none();
 
@@ -153,7 +145,7 @@ public void testScmHeartbeat() throws IOException,
         DatanodeDetails datanodeDetails = TestUtils.getDatanodeDetails(
             nodeManager);
         nodeManager.sendHeartbeat(datanodeDetails.getProtoBufMessage(),
-            null, reportState);
+            null);
       }
 
       // Wait for 4 seconds max.
@@ -200,8 +192,7 @@ public void testScmNotEnoughHeartbeats() throws IOException,
       // Need 100 nodes to come out of chill mode, only one node is sending HB.
       nodeManager.setMinimumChillModeNodes(100);
       nodeManager.sendHeartbeat(TestUtils.getDatanodeDetails(nodeManager)
-          .getProtoBufMessage(),
+          .getProtoBufMessage(), null);
-          null, reportState);
       GenericTestUtils.waitFor(() -> nodeManager.waitForHeartbeatProcessed(),
           100, 4 * 1000);
       assertFalse("Not enough heartbeat, Node manager should have" +
@@ -229,7 +220,7 @@ public void testScmSameNodeHeartbeats() throws IOException,
       // Send 10 heartbeat from same node, and assert we never leave chill mode.
       for (int x = 0; x < 10; x++) {
         nodeManager.sendHeartbeat(datanodeDetails.getProtoBufMessage(),
-            null, reportState);
+            null);
       }
 
       GenericTestUtils.waitFor(() -> nodeManager.waitForHeartbeatProcessed(),
@@ -260,7 +251,7 @@ public void testScmShutdown() throws IOException, InterruptedException,
 
     // These should never be processed.
     nodeManager.sendHeartbeat(datanodeDetails.getProtoBufMessage(),
-        null, reportState);
+        null);
 
     // Let us just wait for 2 seconds to prove that HBs are not processed.
     Thread.sleep(2 * 1000);
@@ -289,8 +280,7 @@ public void testScmHeartbeatAfterRestart() throws Exception {
       nodemanager.register(datanodeDetails.getProtoBufMessage(),
           TestUtils.createNodeReport(reports));
       List<SCMCommand> command = nodemanager.sendHeartbeat(
-          datanodeDetails.getProtoBufMessage(),
+          datanodeDetails.getProtoBufMessage(), null);
-          null, reportState);
       Assert.assertTrue(nodemanager.getAllNodes().contains(datanodeDetails));
       Assert.assertTrue("On regular HB calls, SCM responses a "
           + "datanode with an empty command list", command.isEmpty());
@@ -309,7 +299,7 @@ public void testScmHeartbeatAfterRestart() throws Exception {
           @Override public Boolean get() {
             List<SCMCommand> command =
                 nodemanager.sendHeartbeat(datanodeDetails.getProtoBufMessage(),
-                    null, reportState);
+                    null);
             return command.size() == 1 && command.get(0).getType()
                 .equals(SCMCmdType.reregisterCommand);
           }
@@ -341,7 +331,7 @@ public void testScmHealthyNodeCount() throws IOException,
         DatanodeDetails datanodeDetails = TestUtils.getDatanodeDetails(
             nodeManager);
         nodeManager.sendHeartbeat(datanodeDetails.getProtoBufMessage(),
-            null, reportState);
+            null);
       }
       GenericTestUtils.waitFor(() -> nodeManager.waitForHeartbeatProcessed(),
           100, 4 * 1000);
@@ -433,18 +423,18 @@ public void testScmDetectStaleAndDeadNode() throws IOException,
 
       // Heartbeat once
       nodeManager.sendHeartbeat(staleNode.getProtoBufMessage(),
-          null, reportState);
+          null);
 
       // Heartbeat all other nodes.
       for (DatanodeDetails dn : nodeList) {
-        nodeManager.sendHeartbeat(dn.getProtoBufMessage(), null, reportState);
+        nodeManager.sendHeartbeat(dn.getProtoBufMessage(), null);
       }
 
       // Wait for 2 seconds .. and heartbeat good nodes again.
       Thread.sleep(2 * 1000);
 
       for (DatanodeDetails dn : nodeList) {
-        nodeManager.sendHeartbeat(dn.getProtoBufMessage(), null, reportState);
+        nodeManager.sendHeartbeat(dn.getProtoBufMessage(), null);
       }
 
       // Wait for 2 seconds, wait a total of 4 seconds to make sure that the
@@ -461,7 +451,7 @@ public void testScmDetectStaleAndDeadNode() throws IOException,
 
       // heartbeat good nodes again.
       for (DatanodeDetails dn : nodeList) {
-        nodeManager.sendHeartbeat(dn.getProtoBufMessage(), null, reportState);
+        nodeManager.sendHeartbeat(dn.getProtoBufMessage(), null);
       }
 
       //  6 seconds is the dead window for this test , so we wait a total of
@@ -497,7 +487,7 @@ public void testScmDetectStaleAndDeadNode() throws IOException,
   public void testScmCheckForErrorOnNullDatanodeDetails() throws IOException,
       InterruptedException, TimeoutException {
     try (SCMNodeManager nodeManager = createNodeManager(getConf())) {
-      nodeManager.sendHeartbeat(null, null, reportState);
+      nodeManager.sendHeartbeat(null, null);
     } catch (NullPointerException npe) {
       GenericTestUtils.assertExceptionContains("Heartbeat is missing " +
           "DatanodeDetails.", npe);
@@ -575,11 +565,11 @@ public void testScmClusterIsInExpectedState1() throws IOException,
       DatanodeDetails deadNode =
           TestUtils.getDatanodeDetails(nodeManager);
       nodeManager.sendHeartbeat(
-          healthyNode.getProtoBufMessage(), null, reportState);
+          healthyNode.getProtoBufMessage(), null);
       nodeManager.sendHeartbeat(
-          staleNode.getProtoBufMessage(), null, reportState);
+          staleNode.getProtoBufMessage(), null);
       nodeManager.sendHeartbeat(
-          deadNode.getProtoBufMessage(), null, reportState);
+          deadNode.getProtoBufMessage(), null);
 
       // Sleep so that heartbeat processing thread gets to run.
       Thread.sleep(500);
@@ -606,15 +596,15 @@ public void testScmClusterIsInExpectedState1() throws IOException,
        */
 
       nodeManager.sendHeartbeat(
-          healthyNode.getProtoBufMessage(), null, reportState);
+          healthyNode.getProtoBufMessage(), null);
       nodeManager.sendHeartbeat(
-          staleNode.getProtoBufMessage(), null, reportState);
+          staleNode.getProtoBufMessage(), null);
       nodeManager.sendHeartbeat(
-          deadNode.getProtoBufMessage(), null, reportState);
+          deadNode.getProtoBufMessage(), null);
 
       Thread.sleep(1500);
       nodeManager.sendHeartbeat(
-          healthyNode.getProtoBufMessage(), null, reportState);
+          healthyNode.getProtoBufMessage(), null);
       Thread.sleep(2 * 1000);
       assertEquals(1, nodeManager.getNodeCount(HEALTHY));
 
@@ -635,12 +625,12 @@ public void testScmClusterIsInExpectedState1() throws IOException,
        */
 
       nodeManager.sendHeartbeat(
-          healthyNode.getProtoBufMessage(), null, reportState);
+          healthyNode.getProtoBufMessage(), null);
       nodeManager.sendHeartbeat(
-          staleNode.getProtoBufMessage(), null, reportState);
+          staleNode.getProtoBufMessage(), null);
       Thread.sleep(1500);
       nodeManager.sendHeartbeat(
-          healthyNode.getProtoBufMessage(), null, reportState);
+          healthyNode.getProtoBufMessage(), null);
       Thread.sleep(2 * 1000);
 
       // 3.5 seconds have elapsed for stale node, so it moves into Stale.
@@ -674,11 +664,11 @@ public void testScmClusterIsInExpectedState1() throws IOException,
        * back all the nodes in healthy state.
        */
       nodeManager.sendHeartbeat(
-          healthyNode.getProtoBufMessage(), null, reportState);
+          healthyNode.getProtoBufMessage(), null);
       nodeManager.sendHeartbeat(
-          staleNode.getProtoBufMessage(), null, reportState);
+          staleNode.getProtoBufMessage(), null);
       nodeManager.sendHeartbeat(
-          deadNode.getProtoBufMessage(), null, reportState);
+          deadNode.getProtoBufMessage(), null);
       Thread.sleep(500);
       //Assert all nodes are healthy.
       assertEquals(3, nodeManager.getAllNodes().size());
@@ -699,7 +689,7 @@ private void heartbeatNodeSet(SCMNodeManager manager,
                                 int sleepDuration) throws InterruptedException {
     while (!Thread.currentThread().isInterrupted()) {
       for (DatanodeDetails dn : list) {
-        manager.sendHeartbeat(dn.getProtoBufMessage(), null, reportState);
+        manager.sendHeartbeat(dn.getProtoBufMessage(), null);
       }
       Thread.sleep(sleepDuration);
     }
@@ -785,7 +775,7 @@ public void testScmClusterIsInExpectedState2() throws IOException,
       // No Thread just one time HBs the node manager, so that these will be
       // marked as dead nodes eventually.
       for (DatanodeDetails dn : deadNodeList) {
-        nodeManager.sendHeartbeat(dn.getProtoBufMessage(), null, reportState);
+        nodeManager.sendHeartbeat(dn.getProtoBufMessage(), null);
       }
 
 
@@ -950,7 +940,7 @@ public void testScmEnterAndExitChillMode() throws IOException,
       DatanodeDetails datanodeDetails = TestUtils.getDatanodeDetails(
           nodeManager);
       nodeManager.sendHeartbeat(
-          datanodeDetails.getProtoBufMessage(), null, reportState);
+          datanodeDetails.getProtoBufMessage(), null);
       String status = nodeManager.getChillModeStatus();
       Assert.assertThat(status, containsString("Still in chill " +
           "mode, waiting on nodes to report in."));
@@ -978,7 +968,7 @@ public void testScmEnterAndExitChillMode() throws IOException,
       for (int x = 0; x < 20; x++) {
         DatanodeDetails datanode = TestUtils.getDatanodeDetails(nodeManager);
         nodeManager.sendHeartbeat(datanode.getProtoBufMessage(),
-            null, reportState);
+            null);
       }
 
       Thread.sleep(500);
@@ -1023,7 +1013,7 @@ public void testScmStatsFromNodeReport() throws IOException,
             .createStorageReport(capacity, used, free, storagePath,
                 null, dnId, 1);
         nodeManager.sendHeartbeat(datanodeDetails.getProtoBufMessage(),
-            TestUtils.createNodeReport(reports), reportState);
+            TestUtils.createNodeReport(reports));
       }
       GenericTestUtils.waitFor(() -> nodeManager.waitForHeartbeatProcessed(),
           100, 4 * 1000);
@@ -1073,7 +1063,7 @@ public void testScmNodeReportUpdate() throws IOException,
                 null, dnId, 1);
 
         nodeManager.sendHeartbeat(datanodeDetails.getProtoBufMessage(),
-            TestUtils.createNodeReport(reports), reportState);
+            TestUtils.createNodeReport(reports));
         Thread.sleep(100);
       }
 
@@ -1154,7 +1144,7 @@ public void testScmNodeReportUpdate() throws IOException,
           .createStorageReport(capacity, expectedScmUsed, expectedRemaining,
               storagePath, null, dnId, 1);
       nodeManager.sendHeartbeat(datanodeDetails.getProtoBufMessage(),
-          TestUtils.createNodeReport(reports), reportState);
+          TestUtils.createNodeReport(reports));
 
       // Wait up to 5 seconds so that the dead node becomes healthy
       // Verify usage info should be updated.

hadoop-hdds/server-scm/src/test/java/org/apache/hadoop/ozone/container/common/TestEndPoint.java

@@ -71,9 +71,6 @@
 
 import static org.apache.hadoop.hdds.scm.TestUtils.getDatanodeDetails;
 import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_DATA_DIR_KEY;
-import static org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState.states
-    .noContainerReports;
 import static org.apache.hadoop.ozone.OzoneConfigKeys.OZONE_METADATA_DIRS;
 import static org.apache.hadoop.ozone.container.common.ContainerTestUtils
     .createEndpoint;
@@ -88,8 +85,6 @@ public class TestEndPoint {
   private static RPC.Server scmServer;
   private static ScmTestMock scmServerImpl;
   private static File testDir;
-  private static StorageContainerDatanodeProtocolProtos.ReportState
-      defaultReportState;
 
   @AfterClass
   public static void tearDown() throws Exception {
@@ -106,9 +101,6 @@ public static void setUp() throws Exception {
     scmServer = SCMTestUtils.startScmRpcServer(SCMTestUtils.getConf(),
         scmServerImpl, serverAddress, 10);
     testDir = PathUtils.getTestDir(TestEndPoint.class);
-    defaultReportState = StorageContainerDatanodeProtocolProtos.
-        ReportState.newBuilder().setState(noContainerReports).
-        setCount(0).build();
   }
 
   @Test
@@ -305,8 +297,7 @@ public void testHeartbeat() throws Exception {
       String storageId = UUID.randomUUID().toString();
       SCMHeartbeatResponseProto responseProto = rpcEndPoint.getEndPoint()
           .sendHeartbeat(dataNode.getProtoBufMessage(),
-              TestUtils.createNodeReport(getStorageReports(storageId)),
+              TestUtils.createNodeReport(getStorageReports(storageId)));
-              defaultReportState);
       Assert.assertNotNull(responseProto);
       Assert.assertEquals(0, responseProto.getCommandsCount());
     }

hadoop-hdds/server-scm/src/test/java/org/apache/hadoop/ozone/container/testutils/ReplicationNodeManagerMock.java

@@ -26,8 +26,6 @@
 import org.apache.hadoop.hdds.protocol.DatanodeDetails;
 import org.apache.hadoop.hdds.protocol.proto.HddsProtos;
 import org.apache.hadoop.hdds.protocol.proto.HddsProtos.NodeState;
-import org.apache.hadoop.hdds.protocol.proto
-    .StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.hdds.protocol.proto
     .StorageContainerDatanodeProtocolProtos.SCMNodeReport;
 import org.apache.hadoop.hdds.protocol.proto
@@ -293,12 +291,11 @@ public SCMCommand register(HddsProtos.DatanodeDetailsProto dd,
    *
    * @param dd - Datanode Details.
    * @param nodeReport - node report.
-   * @param containerReportState - container report state.
    * @return SCMheartbeat response list
    */
   @Override
   public List<SCMCommand> sendHeartbeat(HddsProtos.DatanodeDetailsProto dd,
-      SCMNodeReport nodeReport, ReportState containerReportState) {
+      SCMNodeReport nodeReport) {
     return null;
   }
 

hadoop-ozone/integration-test/src/test/java/org/apache/hadoop/ozone/TestStorageContainerManager.java

@@ -33,7 +33,6 @@
 import org.apache.hadoop.hdds.protocol.proto.HddsProtos.NodeType;
 import org.apache.hadoop.hdds.protocol.proto.HddsProtos.NodeState;
 import org.apache.hadoop.hdds.protocol.proto.StorageContainerDatanodeProtocolProtos.DeletedBlocksTransaction;
-import org.apache.hadoop.hdds.protocol.proto.StorageContainerDatanodeProtocolProtos.ReportState;
 import org.apache.hadoop.hdds.protocol.proto.StorageContainerDatanodeProtocolProtos.SCMCmdType;
 import org.apache.hadoop.hdds.scm.server.StorageContainerManager;
 import org.apache.hadoop.hdds.scm.server.StorageContainerManager.StartupOption;
@@ -302,11 +301,9 @@ public void testBlockDeletingThrottling() throws Exception {
     GenericTestUtils.waitFor(() -> {
       NodeManager nodeManager = cluster.getStorageContainerManager()
           .getScmNodeManager();
-      ReportState reportState = ReportState.newBuilder()
-          .setState(ReportState.states.noContainerReports).setCount(0).build();
       List<SCMCommand> commands = nodeManager.sendHeartbeat(
           nodeManager.getNodes(NodeState.HEALTHY).get(0).getProtoBufMessage(),
-          null, reportState);
+          null);
 
       if (commands != null) {
         for (SCMCommand cmd : commands) {