Fix test failure and added little more changes

Author: bharatviswa504

hadoop-hdds/common/src/main/resources/ozone-default.xml

@@ -1315,6 +1315,16 @@
     </description>
   </property>
 
+  <property>
+    <name>hdds.scm.chillmode.healthy.pipelie.pct</name>
+    <value>0.10</value>
+    <tag>HDDS,SCM,OPERATION</tag>
+    <description>
+      Percentage of healthy pipelines, where all 3 datanodes are reported in the
+      pipeline.
+    </description>
+  </property>
+
   <property>
     <name>hdds.container.action.max.limit</name>
     <value>20</value>

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

@@ -19,6 +19,7 @@
 
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.hdds.HddsConfigKeys;
+import org.apache.hadoop.hdds.protocol.proto.HddsProtos;
 import org.apache.hadoop.hdds.protocol.proto.StorageContainerDatanodeProtocolProtos.PipelineReport;
 import org.apache.hadoop.hdds.protocol.proto.StorageContainerDatanodeProtocolProtos.PipelineReportsProto;
 import org.apache.hadoop.hdds.scm.pipeline.Pipeline;
@@ -61,7 +62,10 @@ public class HealthyPipelineChillModeRule
             HddsConfigKeys.
                 HDDS_SCM_CHILLMODE_HEALTHY_PIPELINE_THRESHOLD_PCT_DEFAULT);
 
-    int pipelineCount = pipelineManager.getPipelines().size();
+    // As we want to wait for 3 node pipelines
+    int pipelineCount =
+        pipelineManager.getPipelines(HddsProtos.ReplicationType.RATIS,
+            HddsProtos.ReplicationFactor.THREE).size();
 
     // This value will be zero when pipeline count is 0.
     // On a fresh installed cluster, there will be zero pipelines in the SCM

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

@@ -103,6 +103,10 @@ public final class SCMEvents {
   public static final TypedEvent<PipelineReportFromDatanode> PIPELINE_REPORT =
           new TypedEvent<>(PipelineReportFromDatanode.class, "Pipeline_Report");
 
+  /**
+   * PipelineReport processed by pipeline report handler. This event is
+   * received by HealthyPipelineChillModeRule.
+   */
   public static final TypedEvent<PipelineReportFromDatanode>
       PROCESSED_PIPELINE_REPORT = new TypedEvent<>(
           PipelineReportFromDatanode.class, "Processed_Pipeline_Report");