Implementation of HealthCheckBB

Code changes to implement HealthCheckBB

Issue-ID: SO-3691
Change-Id: I88d22f125c122d813f42f0b800aeb6530d7c6acf
Signed-off-by: sanket12345 <SX00562924@techmahindra.com>

13 files changed, 723 insertions, 0 deletions

diff --git a/bpmn/MSOCommonBPMN/src/main/groovy/org/onap/so/bpmn/common/scripts/CNFAdapterAsync.groovy b/bpmn/MSOCommonBPMN/src/main/groovy/org/onap/so/bpmn/common/scripts/CNFAdapterAsync.groovy
new file mode 100755
index 0000000000..9de40b4e69
--- /dev/null
+++ b/bpmn/MSOCommonBPMN/src/main/groovy/org/onap/so/bpmn/common/scripts/CNFAdapterAsync.groovy
@@ -0,0 +1,80 @@
+package org.onap.so.bpmn.common.scripts
+
+import javax.ws.rs.core.Response
+
+import org.camunda.bpm.engine.delegate.DelegateExecution
+import org.slf4j.Logger
+import org.slf4j.LoggerFactory
+
+import com.fasterxml.jackson.databind.ObjectMapper
+
+import org.onap.so.bpmn.core.UrnPropertiesReader
+import org.onap.logging.filter.base.ONAPComponents
+import org.onap.so.client.HttpClient
+import org.onap.so.client.HttpClientFactory
+
+import static org.onap.so.bpmn.common.scripts.GenericUtils.isBlank
+
+public class CNFAdapterAsync extends AbstractServiceTaskProcessor {
+	private static final Logger logger = LoggerFactory.getLogger(CNFAdapterAsync.class)
+
+	ExceptionUtil exceptionUtil = new ExceptionUtil()
+	ObjectMapper mapper = new ObjectMapper();
+
+	@Override
+	public void preProcessRequest(DelegateExecution execution) {
+		logger.debug("Start preProcessRequest");
+
+		String apiPath = execution.getVariable("apiPath")
+		if (isBlank(apiPath)) {
+			String msg = "Cannot process CNF adapter call : API PATH is null"
+			exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+		}
+
+		//Object cnfRequestPayloadFromExecutionVariable = execution.getVariable("cnfRequestPayload")
+
+		String cnfRequestPayload = execution.getVariable("cnfRequestPayload")
+		if (isBlank(cnfRequestPayload)) {
+			String msg = "Cannot process CNF adapter call : cnfRequestPayload is null"
+			exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+		}
+
+		String correlator = execution.getVariable("correlator")
+		if (isBlank(correlator)) {
+			String msg = "Cannot process CNF adapter call : correlator is null"
+			exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+		}
+
+		String messageType = execution.getVariable("messageType")
+		if (isBlank(messageType)) {
+			String msg = "Cannot process CNF adapter call : messageType is null"
+			exceptionUtil.buildAndThrowWorkflowException(execution, 500, msg)
+		}
+
+		String timeout = UrnPropertiesReader.getVariable("mso.adapters.cnf.timeout", execution);
+		if (isBlank(timeout)) {
+			logger.debug("Setting CNF Adapter timeout to default : PT30M")
+			timeout = "PT30M"
+		}
+
+		execution.setVariable("timeout",timeout)
+
+		logger.debug("Enter preProcessRequest: {}",execution.getVariable("messageType"));
+	}
+
+	void callCnfAdapter(DelegateExecution execution) {
+		logger.debug("Start callCnfAdapter")
+		String cnfAdapterEndpoint = execution.getVariable("apiPath")
+		URL requestUrl = new URL(cnfAdapterEndpoint)
+		String cnfRequest = execution.getVariable("cnfRequestPayload")
+		logger.debug("cnfRequest : " + cnfRequest)
+		HttpClient httpClient = new HttpClientFactory().newJsonClient(requestUrl, ONAPComponents.EXTERNAL)
+		Response httpResponse = httpClient.post(cnfRequest)
+		int responseCode = httpResponse.getStatus()
+		logger.debug("CNF sync response code is: " + responseCode)
+		if(responseCode < 200 || responseCode >= 300){
+			exceptionUtil.buildAndThrowWorkflowException(execution, responseCode, "Received a Bad Sync Response from CNF.")
+		}
+		logger.debug("End callCnfAdapter")
+	}
+}
diff --git a/bpmn/MSOCommonBPMN/src/main/resources/subprocess/CNFAdapterAsyncCall.bpmn b/bpmn/MSOCommonBPMN/src/main/resources/subprocess/CNFAdapterAsyncCall.bpmn
new file mode 100755
index 0000000000..39846f2d39
--- /dev/null
+++ b/bpmn/MSOCommonBPMN/src/main/resources/subprocess/CNFAdapterAsyncCall.bpmn
@@ -0,0 +1,106 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:camunda="http://camunda.org/schema/1.0/bpmn" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" id="Definitions_0xinghn" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.0.0">
+  <bpmn:process id="CNFAdapterAsyncCall" name="CNFAdapterAsyncCall" isExecutable="true">
+    <bpmn:startEvent id="StartEvent_1" name="CNFAdapterAsyncCall_start">
+      <bpmn:outgoing>Flow_0q7kp9w</bpmn:outgoing>
+    </bpmn:startEvent>
+    <bpmn:endEvent id="Event_15f5cnf" name="CNFAdapterAsyncCall_end">
+      <bpmn:incoming>Flow_0cy88g6</bpmn:incoming>
+    </bpmn:endEvent>
+    <bpmn:callActivity id="Activity_0fhymrt" name="Receive Async Callback" camunda:modelerTemplate="receiveWorkflowMessage" calledElement="ReceiveWorkflowMessage">
+      <bpmn:extensionElements>
+        <camunda:in source="true" target="isDebugLogEnabled" />
+        <camunda:out source="WorkflowException" target="WorkflowException" />
+        <camunda:in source="messageType" target="RCVWFMSG_messageType" />
+        <camunda:in source="correlator" target="RCVWFMSG_correlator" />
+        <camunda:in source="timeout" target="RCVWFMSG_timeout" />
+        <camunda:out source="WorkflowResponse" target="asyncCallbackResponse" />
+      </bpmn:extensionElements>
+      <bpmn:incoming>Flow_0njjlbm</bpmn:incoming>
+      <bpmn:outgoing>Flow_0cy88g6</bpmn:outgoing>
+    </bpmn:callActivity>
+    <bpmn:sequenceFlow id="Flow_0njjlbm" sourceRef="Activity_1ttieoz" targetRef="Activity_0fhymrt" />
+    <bpmn:sequenceFlow id="Flow_0q7kp9w" sourceRef="StartEvent_1" targetRef="Activity_0lttdg6" />
+    <bpmn:sequenceFlow id="Flow_0cy88g6" sourceRef="Activity_0fhymrt" targetRef="Event_15f5cnf" />
+    <bpmn:sequenceFlow id="Flow_04o97wl" sourceRef="Activity_0lttdg6" targetRef="Activity_1ttieoz" />
+    <bpmn:scriptTask id="Activity_0lttdg6" name="Preprocess request" scriptFormat="groovy">
+      <bpmn:incoming>Flow_0q7kp9w</bpmn:incoming>
+      <bpmn:outgoing>Flow_04o97wl</bpmn:outgoing>
+      <bpmn:script>import org.onap.so.bpmn.common.scripts.*
+def cnf= new CNFAdapterAsync()
+cnf.preProcessRequest(execution)</bpmn:script>
+    </bpmn:scriptTask>
+    <bpmn:scriptTask id="Activity_1ttieoz" name="Call CnfAdapter" scriptFormat="groovy">
+      <bpmn:incoming>Flow_04o97wl</bpmn:incoming>
+      <bpmn:outgoing>Flow_0njjlbm</bpmn:outgoing>
+      <bpmn:script>import org.onap.so.bpmn.common.scripts.*
+def cnf= new CNFAdapterAsync()
+cnf.callCnfAdapter(execution)</bpmn:script>
+    </bpmn:scriptTask>
+    <bpmn:subProcess id="Activity_06t66qc" name="Error Handling&#10;&#10;" triggeredByEvent="true">
+      <bpmn:startEvent id="Event_0ny1qj3">
+        <bpmn:outgoing>Flow_0xo7st8</bpmn:outgoing>
+        <bpmn:errorEventDefinition id="ErrorEventDefinition_0ta0yq5" />
+      </bpmn:startEvent>
+      <bpmn:endEvent id="Event_1t6t0h6">
+        <bpmn:incoming>Flow_0xo7st8</bpmn:incoming>
+        <bpmn:terminateEventDefinition id="TerminateEventDefinition_1i0gtkr" />
+      </bpmn:endEvent>
+      <bpmn:sequenceFlow id="Flow_0xo7st8" sourceRef="Event_0ny1qj3" targetRef="Event_1t6t0h6" />
+    </bpmn:subProcess>
+  </bpmn:process>
+  <bpmndi:BPMNDiagram id="BPMNDiagram_1">
+    <bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="CNFAdapterAsyncCall">
+      <bpmndi:BPMNEdge id="Flow_04o97wl_di" bpmnElement="Flow_04o97wl">
+        <di:waypoint x="330" y="120" />
+        <di:waypoint x="370" y="120" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0cy88g6_di" bpmnElement="Flow_0cy88g6">
+        <di:waypoint x="610" y="120" />
+        <di:waypoint x="682" y="120" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0q7kp9w_di" bpmnElement="Flow_0q7kp9w">
+        <di:waypoint x="188" y="120" />
+        <di:waypoint x="230" y="120" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0njjlbm_di" bpmnElement="Flow_0njjlbm">
+        <di:waypoint x="470" y="120" />
+        <di:waypoint x="510" y="120" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
+        <dc:Bounds x="152" y="102" width="36" height="36" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="128" y="145" width="85" height="27" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_15f5cnf_di" bpmnElement="Event_15f5cnf">
+        <dc:Bounds x="682" y="102" width="36" height="36" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="658" y="145" width="85" height="27" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_0fhymrt_di" bpmnElement="Activity_0fhymrt">
+        <dc:Bounds x="510" y="80" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_0j7hue7_di" bpmnElement="Activity_0lttdg6">
+        <dc:Bounds x="230" y="80" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_0o6kxz9_di" bpmnElement="Activity_1ttieoz">
+        <dc:Bounds x="370" y="80" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_06t66qc_di" bpmnElement="Activity_06t66qc" isExpanded="true">
+        <dc:Bounds x="210" y="220" width="460" height="135" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNEdge id="Flow_0xo7st8_di" bpmnElement="Flow_0xo7st8">
+        <di:waypoint x="328" y="294" />
+        <di:waypoint x="562" y="294" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNShape id="Event_0ny1qj3_di" bpmnElement="Event_0ny1qj3">
+        <dc:Bounds x="292" y="276" width="36" height="36" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_1t6t0h6_di" bpmnElement="Event_1t6t0h6">
+        <dc:Bounds x="562" y="276" width="36" height="36" />
+      </bpmndi:BPMNShape>
+    </bpmndi:BPMNPlane>
+  </bpmndi:BPMNDiagram>
+</bpmn:definitions>
diff --git a/bpmn/so-bpmn-building-blocks/src/main/resources/subprocess/BuildingBlock/HealthCheckBB.bpmn b/bpmn/so-bpmn-building-blocks/src/main/resources/subprocess/BuildingBlock/HealthCheckBB.bpmn
new file mode 100755
index 0000000000..8272bd3750
--- /dev/null
+++ b/bpmn/so-bpmn-building-blocks/src/main/resources/subprocess/BuildingBlock/HealthCheckBB.bpmn
@@ -0,0 +1,102 @@
+<?xml version="1.0" encoding="UTF-8"?>
+<bpmn:definitions xmlns:bpmn="http://www.omg.org/spec/BPMN/20100524/MODEL" xmlns:bpmndi="http://www.omg.org/spec/BPMN/20100524/DI" xmlns:dc="http://www.omg.org/spec/DD/20100524/DC" xmlns:camunda="http://camunda.org/schema/1.0/bpmn" xmlns:di="http://www.omg.org/spec/DD/20100524/DI" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" id="Definitions_1bvx7yi" targetNamespace="http://bpmn.io/schema/bpmn" exporter="Camunda Modeler" exporterVersion="4.0.0">
+  <bpmn:process id="HealthCheckBB" name="HealthCheckBB" isExecutable="true">
+    <bpmn:startEvent id="StartEvent_1" name="HealthCheckBB_start">
+      <bpmn:outgoing>Flow_0gd6hy6</bpmn:outgoing>
+    </bpmn:startEvent>
+    <bpmn:endEvent id="Event_1dklvvk" name="HealthCheckBB_end">
+      <bpmn:incoming>Flow_0xiyno7</bpmn:incoming>
+    </bpmn:endEvent>
+    <bpmn:sequenceFlow id="Flow_0gd6hy6" sourceRef="StartEvent_1" targetRef="Activity_11hkwkn" />
+    <bpmn:subProcess id="Activity_1pto2qh" name="Error Handling&#10;&#10;" triggeredByEvent="true">
+      <bpmn:startEvent id="Event_0929aqj">
+        <bpmn:outgoing>Flow_05rbrsm</bpmn:outgoing>
+        <bpmn:errorEventDefinition id="ErrorEventDefinition_0k0ly65" />
+      </bpmn:startEvent>
+      <bpmn:endEvent id="Event_1s698ql">
+        <bpmn:incoming>Flow_05rbrsm</bpmn:incoming>
+        <bpmn:terminateEventDefinition id="TerminateEventDefinition_0mn6xgi" />
+      </bpmn:endEvent>
+      <bpmn:sequenceFlow id="Flow_05rbrsm" sourceRef="Event_0929aqj" targetRef="Event_1s698ql" />
+    </bpmn:subProcess>
+    <bpmn:serviceTask id="Activity_11hkwkn" name="Prepare Cnf Adapter request" camunda:expression="${CnfHealthCheckTasks.prepareCnfAdaperRequest(InjectExecution.execute(execution, execution.getVariable(&#34;gBuildingBlockExecution&#34;)))}">
+      <bpmn:incoming>Flow_0gd6hy6</bpmn:incoming>
+      <bpmn:outgoing>Flow_1aqdd5k</bpmn:outgoing>
+    </bpmn:serviceTask>
+    <bpmn:sequenceFlow id="Flow_1aqdd5k" sourceRef="Activity_11hkwkn" targetRef="Activity_08mgs1k" />
+    <bpmn:callActivity id="Activity_08mgs1k" name="Call CNFAdapterAsyncCall" calledElement="CNFAdapterAsyncCall">
+      <bpmn:extensionElements>
+        <camunda:in source="apiPath" target="apiPath" />
+        <camunda:in source="cnfRequestPayload" target="cnfRequestPayload" />
+        <camunda:in source="mso-request-id" target="correlator" />
+        <camunda:in source="timeout" target="timeout" />
+        <camunda:out source="WorkflowException" target="WorkflowException" />
+        <camunda:out source="asyncCallbackResponse" target="asyncCallbackResponse" />
+        <camunda:in source="messageType" target="messageType" />
+        <camunda:in source="true" target="isDebugLogEnabled" />
+      </bpmn:extensionElements>
+      <bpmn:incoming>Flow_1aqdd5k</bpmn:incoming>
+      <bpmn:outgoing>Flow_1jeui7e</bpmn:outgoing>
+    </bpmn:callActivity>
+    <bpmn:serviceTask id="Activity_0w4hy3d" name="Process Response" camunda:expression="${CnfHealthCheckTasks.processAsyncResponse(InjectExecution.execute(execution, execution.getVariable(&#34;gBuildingBlockExecution&#34;)))}">
+      <bpmn:incoming>Flow_1jeui7e</bpmn:incoming>
+      <bpmn:outgoing>Flow_0xiyno7</bpmn:outgoing>
+    </bpmn:serviceTask>
+    <bpmn:sequenceFlow id="Flow_0xiyno7" sourceRef="Activity_0w4hy3d" targetRef="Event_1dklvvk" />
+    <bpmn:sequenceFlow id="Flow_1jeui7e" sourceRef="Activity_08mgs1k" targetRef="Activity_0w4hy3d" />
+  </bpmn:process>
+  <bpmndi:BPMNDiagram id="BPMNDiagram_1">
+    <bpmndi:BPMNPlane id="BPMNPlane_1" bpmnElement="HealthCheckBB">
+      <bpmndi:BPMNEdge id="Flow_1jeui7e_di" bpmnElement="Flow_1jeui7e">
+        <di:waypoint x="600" y="120" />
+        <di:waypoint x="680" y="120" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0xiyno7_di" bpmnElement="Flow_0xiyno7">
+        <di:waypoint x="780" y="120" />
+        <di:waypoint x="842" y="120" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_1aqdd5k_di" bpmnElement="Flow_1aqdd5k">
+        <di:waypoint x="400" y="120" />
+        <di:waypoint x="500" y="120" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNEdge id="Flow_0gd6hy6_di" bpmnElement="Flow_0gd6hy6">
+        <di:waypoint x="218" y="120" />
+        <di:waypoint x="300" y="120" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNShape id="Event_1dklvvk_di" bpmnElement="Event_1dklvvk">
+        <dc:Bounds x="842" y="102" width="36" height="36" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="820" y="145" width="85" height="27" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="_BPMNShape_StartEvent_2" bpmnElement="StartEvent_1">
+        <dc:Bounds x="182" y="102" width="36" height="36" />
+        <bpmndi:BPMNLabel>
+          <dc:Bounds x="156" y="145" width="90" height="27" />
+        </bpmndi:BPMNLabel>
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_11hkwkn_di" bpmnElement="Activity_11hkwkn">
+        <dc:Bounds x="300" y="80" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_0f7poou_di" bpmnElement="Activity_08mgs1k">
+        <dc:Bounds x="500" y="80" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_0w4hy3d_di" bpmnElement="Activity_0w4hy3d">
+        <dc:Bounds x="680" y="80" width="100" height="80" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Activity_1pto2qh_di" bpmnElement="Activity_1pto2qh" isExpanded="true">
+        <dc:Bounds x="280" y="250" width="460" height="135" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNEdge id="Flow_05rbrsm_di" bpmnElement="Flow_05rbrsm">
+        <di:waypoint x="398" y="324" />
+        <di:waypoint x="632" y="324" />
+      </bpmndi:BPMNEdge>
+      <bpmndi:BPMNShape id="Event_0929aqj_di" bpmnElement="Event_0929aqj">
+        <dc:Bounds x="362" y="306" width="36" height="36" />
+      </bpmndi:BPMNShape>
+      <bpmndi:BPMNShape id="Event_1s698ql_di" bpmnElement="Event_1s698ql">
+        <dc:Bounds x="632" y="306" width="36" height="36" />
+      </bpmndi:BPMNShape>
+    </bpmndi:BPMNPlane>
+  </bpmndi:BPMNDiagram>
+</bpmn:definitions>
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/adapter/cnf/tasks/CnfHealthCheckTasks.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/adapter/cnf/tasks/CnfHealthCheckTasks.java
new file mode 100755
index 0000000000..e6545cb800
--- /dev/null
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/adapter/cnf/tasks/CnfHealthCheckTasks.java
@@ -0,0 +1,185 @@
+package org.onap.so.bpmn.infrastructure.adapter.cnf.tasks;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.Optional;
+import java.util.stream.Collectors;
+import org.onap.logging.filter.base.ONAPComponents;
+import org.onap.so.bpmn.common.BuildingBlockExecution;
+import org.onap.so.bpmn.servicedecomposition.bbobjects.GenericVnf;
+import org.onap.so.bpmn.servicedecomposition.bbobjects.ServiceInstance;
+import org.onap.so.bpmn.servicedecomposition.bbobjects.VfModule;
+import org.onap.so.bpmn.servicedecomposition.entities.BuildingBlock;
+import org.onap.so.bpmn.servicedecomposition.entities.ExecuteBuildingBlock;
+import org.onap.so.bpmn.servicedecomposition.entities.GeneralBuildingBlock;
+import org.onap.so.client.adapter.cnf.entities.HealthcheckInstance;
+import org.onap.so.client.adapter.cnf.entities.HealthcheckInstanceRequest;
+import org.onap.so.client.adapter.cnf.entities.HealthcheckInstanceResponse;
+import org.onap.so.client.adapter.cnf.entities.HealthcheckResponse;
+import org.onap.so.client.adapter.cnf.entities.StatusCheckInstanceResponse;
+import org.onap.so.client.adapter.cnf.entities.StatusCheckResponse;
+import org.onap.so.client.exception.ExceptionBuilder;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+import com.fasterxml.jackson.core.JsonProcessingException;
+import com.fasterxml.jackson.databind.ObjectMapper;
+
+@Component
+public class CnfHealthCheckTasks {
+    private static final Logger LOGGER = LoggerFactory.getLogger(CnfHealthCheckTasks.class);
+    private static final String BUILDING_BLOCK = "buildingBlock";
+    private static final String HEALTH_CHECK_SCOPE = "health-check";
+    private static final String STATUS_CHECK_SCOPE = "status-check";
+    private static final String CNF_ADAPTER_MESSAGE_TYPE = "CNFCallback";
+
+    @Autowired
+    private ExceptionBuilder exceptionUtil;
+
+    private ObjectMapper mapper = new ObjectMapper();
+
+    public void prepareCnfAdaperRequest(BuildingBlockExecution execution) {
+        GeneralBuildingBlock gBBInput = execution.getGeneralBuildingBlock();
+        ServiceInstance serviceInstance = gBBInput.getCustomer().getServiceSubscription().getServiceInstances().get(0);
+        GenericVnf genericVnf = serviceInstance.getVnfs().get(0);
+        List<VfModule> listOfVfModules = genericVnf.getVfModules();
+        List<String> listOfHeatStackIds =
+                listOfVfModules.stream().map(x -> x.getHeatStackId()).collect(Collectors.toList());
+        LOGGER.debug("listOfHeatStackIds from prepareCnfAdaperRequest: {}", listOfHeatStackIds);
+
+        // Prepare values to pass in execution variable for CNF Adapter async Handling
+        String requestId = execution.getVariable("mso-request-id");
+        execution.setVariable("messageType", CNF_ADAPTER_MESSAGE_TYPE);
+        execution.setVariable("correlator", requestId);
+        execution.setVariable("timeout", "PT30M");
+        // Replace with environment values
+        String callBackUrl =
+                "http://so-bpmn-infra.onap:8081/mso/WorkflowMessage/" + CNF_ADAPTER_MESSAGE_TYPE + "/" + requestId;
+        HealthcheckInstanceRequest request = new HealthcheckInstanceRequest();
+        try {
+            request = createStatusCheckRequest(listOfHeatStackIds, callBackUrl);
+        } catch (JsonProcessingException e) {
+            exceptionUtil.buildAndThrowWorkflowException(execution, 6822, e);
+        }
+        LOGGER.debug("request: {}", request);
+
+        String requestPayload = "";
+        try {
+            requestPayload = mapper.writeValueAsString(request);
+        } catch (JsonProcessingException e) {
+            LOGGER.error("Error in JSON");
+        }
+        execution.setVariable("cnfRequestPayload", requestPayload);
+
+        ExecuteBuildingBlock executeBuildingBlock = execution.getVariable(BUILDING_BLOCK);
+        BuildingBlock buildingBlock = executeBuildingBlock.getBuildingBlock();
+        String action = Optional.ofNullable(buildingBlock.getBpmnAction()).orElseThrow(
+                () -> new NullPointerException("BPMN Action is NULL in the orchestration_flow_reference table "));
+
+        // Replace values with environment values
+        String uri = "http://so-cnf-adapter:8090";
+        String apiPath = "";
+
+        if (STATUS_CHECK_SCOPE.equals(action)) {
+            apiPath = uri + "/api/cnf-adapter/v1/statuscheck/";
+        } else if (HEALTH_CHECK_SCOPE.equals(action)) {
+            apiPath = uri + "/api/cnf-adapter/v1/healthcheck/";
+        }
+
+        LOGGER.debug("apiPath: {}", apiPath);
+
+        execution.setVariable("apiPath", apiPath);
+    }
+
+    public void processAsyncResponse(BuildingBlockExecution execution) {
+        // Value from CNF Async Handler activity
+        String asyncResponse = execution.getVariable("asyncCallbackResponse");
+
+        ExecuteBuildingBlock executeBuildingBlock = execution.getVariable(BUILDING_BLOCK);
+        BuildingBlock buildingBlock = executeBuildingBlock.getBuildingBlock();
+        String action = Optional.ofNullable(buildingBlock.getBpmnAction()).orElseThrow(
+                () -> new NullPointerException("BPMN Action is NULL in the orchestration_flow_reference table "));
+
+        LOGGER.debug("action: {}", action);
+
+        if (asyncResponse.contains("error")) {
+            exceptionUtil.buildAndThrowWorkflowException(execution, 500, asyncResponse, ONAPComponents.SO);
+        }
+
+        if (STATUS_CHECK_SCOPE.equals(action)) {
+            StatusCheckResponse statusCheckResponse = new StatusCheckResponse();
+
+            try {
+                statusCheckResponse = mapper.readValue(asyncResponse, StatusCheckResponse.class);
+            } catch (JsonProcessingException e) {
+                LOGGER.error("Error in parsing JSON response");
+            }
+
+            LOGGER.debug("statusCheckResponse: {}", statusCheckResponse);
+
+            List<StatusCheckInstanceResponse> listOfStatusInstanceResponse = statusCheckResponse.getInstanceResponse();
+
+            for (StatusCheckInstanceResponse statusCheckInstanceResponse : listOfStatusInstanceResponse) {
+                if (!statusCheckInstanceResponse.isStatus()) {
+                    exceptionUtil.buildAndThrowWorkflowException(execution, 500, asyncResponse, ONAPComponents.SO);
+                }
+            }
+
+            String statusCheckResponseJson = "";
+            try {
+                statusCheckResponseJson = mapper.writeValueAsString(statusCheckResponse);
+            } catch (JsonProcessingException e) {
+                LOGGER.error("Error in PARSING statusCheckResponse");
+            }
+
+            execution.setVariable("StatusMessage", statusCheckResponseJson);
+
+        } else if (HEALTH_CHECK_SCOPE.equals(action)) {
+            HealthcheckResponse healthCheckResponse = new HealthcheckResponse();
+            try {
+                healthCheckResponse = mapper.readValue(asyncResponse, HealthcheckResponse.class);
+            } catch (JsonProcessingException e) {
+                LOGGER.error("Error in parsing JSON");
+            }
+
+            List<HealthcheckInstanceResponse> listOfHealthcheckInstanceResponses =
+                    healthCheckResponse.getInstanceResponse();
+
+            for (HealthcheckInstanceResponse healthcheckInstanceResponse : listOfHealthcheckInstanceResponses) {
+                if ("Failed".equalsIgnoreCase(healthcheckInstanceResponse.getStatus())
+                        || "Unknown".equalsIgnoreCase(healthcheckInstanceResponse.getStatus())) {
+                    exceptionUtil.buildAndThrowWorkflowException(execution, 500, asyncResponse, ONAPComponents.SO);
+                }
+            }
+
+            String healthCheckResponseJson = "";
+            try {
+                healthCheckResponseJson = mapper.writeValueAsString(healthCheckResponse);
+            } catch (JsonProcessingException e) {
+                LOGGER.error("Error in PARSING statusCheckResponse");
+            }
+
+            execution.setVariable("StatusMessage", healthCheckResponseJson);
+
+            LOGGER.debug("healthCheckResponse: {}", healthCheckResponse);
+        }
+
+    }
+
+    protected HealthcheckInstanceRequest createStatusCheckRequest(List<String> listOfHeatStackIds, String callBackUrl)
+            throws JsonProcessingException {
+        HealthcheckInstanceRequest healthcheckInstanceRequest = new HealthcheckInstanceRequest();
+        List<HealthcheckInstance> listOfHealthcheckInstance = new ArrayList<>();
+
+        listOfHeatStackIds.stream().forEach(x -> listOfHealthcheckInstance.add(new HealthcheckInstance(x)));
+        LOGGER.debug("listOfHealthcheckInstance: {}", listOfHealthcheckInstance);
+
+        healthcheckInstanceRequest.setInstances(listOfHealthcheckInstance);
+        healthcheckInstanceRequest.setCallbackUrl(callBackUrl);
+        LOGGER.debug("healthcheckInstanceRequest: {}", healthcheckInstanceRequest);
+
+        return healthcheckInstanceRequest;
+    }
+
+}
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/ExecuteBuildingBlockBuilder.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/ExecuteBuildingBlockBuilder.java
index 2bd0f2c786..920369784e 100644..100755
--- a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/ExecuteBuildingBlockBuilder.java
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/ExecuteBuildingBlockBuilder.java
@@ -54,6 +54,7 @@ public class ExecuteBuildingBlockBuilder {
     private static final String PNF = "Pnf";
     private static final String VFMODULE = "VfModule";
     private static final String NETWORK = "Network";
+    private static final String HEALTH_CHECK = "HealthCheckBB";
 
     protected List<ExecuteBuildingBlock> buildExecuteBuildingBlockList(List<OrchestrationFlow> orchFlows,
             List<Resource> originalResourceList, String requestId, String apiVersion, String resourceId,
@@ -119,6 +120,10 @@ public class ExecuteBuildingBlockBuilder {
                 || (orchFlow.getFlowName().contains(CONTROLLER) && (VNF).equalsIgnoreCase(orchFlow.getBpmnScope()))) {
             addBuildingBlockToExecuteBBList(flowsToExecute, resource, WorkflowType.VNF, orchFlow, requestId, apiVersion,
                     resourceId, requestAction, vnfType, workflowResourceIds, requestDetails, false, false);
+        } else if ((orchFlow.getFlowName().equalsIgnoreCase(HEALTH_CHECK))
+                && (VNF).equalsIgnoreCase(orchFlow.getBpmnScope())) {
+            addBuildingBlockToExecuteBBList(flowsToExecute, resource, WorkflowType.VNF, orchFlow, requestId, apiVersion,
+                    resourceId, requestAction, vnfType, workflowResourceIds, requestDetails, false, false);
         } else if (orchFlow.getFlowName().contains(PNF)
                 || (orchFlow.getFlowName().contains(CONTROLLER) && (PNF).equalsIgnoreCase(orchFlow.getBpmnScope()))) {
             addBuildingBlockToExecuteBBList(flowsToExecute, resource, WorkflowType.PNF, orchFlow, requestId, apiVersion,
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/WorkflowAction.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/WorkflowAction.java
index 02508b8867..f36c5a2915 100644..100755
--- a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/WorkflowAction.java
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/WorkflowAction.java
@@ -38,6 +38,7 @@ import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConst
 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.REPLACEINSTANCERETAINASSIGNMENTS;
 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.SERVICE;
 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.UPDATE_INSTANCE;
+import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.HEALTH_CHECK;
 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.WORKFLOW_ACTION_ERROR_MESSAGE;
 import java.io.IOException;
 import java.util.ArrayList;
@@ -298,6 +299,9 @@ public class WorkflowAction {
         } else if (resourceType == WorkflowType.VNF && UPDATE_INSTANCE.equalsIgnoreCase(requestAction)) {
             vnfEBBLoader.customTraverseAAIVnf(execution, resourceList, workflowResourceIds.getServiceInstanceId(),
                     workflowResourceIds.getVnfId(), aaiResourceIds);
+        } else if (resourceType == WorkflowType.VNF && HEALTH_CHECK.equalsIgnoreCase(requestAction)) {
+            vnfEBBLoader.customTraverseAAIVnf(execution, resourceList, workflowResourceIds.getServiceInstanceId(),
+                    workflowResourceIds.getVnfId(), aaiResourceIds);
         } else {
             buildAndThrowException(execution, "Current Macro Request is not supported");
         }
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/WorkflowActionConstants.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/WorkflowActionConstants.java
index 8c6fb2b38b..a41613982d 100644..100755
--- a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/WorkflowActionConstants.java
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/WorkflowActionConstants.java
@@ -50,6 +50,7 @@ public final class WorkflowActionConstants {
     public static final String UPDATE_INSTANCE = "updateInstance";
     public static final String USER_PARAM_SERVICE = "service";
     public static final String VOLUMEGROUP = "VolumeGroup";
+    public static final String HEALTH_CHECK = "healthCheck";
     public static final String WORKFLOW_ACTION_ERROR_MESSAGE = "WorkflowActionErrorMessage";
 
 }
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/HealthcheckInstance.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/HealthcheckInstance.java
new file mode 100755
index 0000000000..e3fc8b80df
--- /dev/null
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/HealthcheckInstance.java
@@ -0,0 +1,32 @@
+package org.onap.so.client.adapter.cnf.entities;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+@JsonInclude(JsonInclude.Include.NON_NULL)
+@JsonIgnoreProperties(value = "true")
+public class HealthcheckInstance {
+
+    public HealthcheckInstance() {}
+
+    public HealthcheckInstance(String instanceId) {
+        this.instanceId = instanceId;
+    }
+
+    @JsonProperty("instanceId")
+    private String instanceId;
+
+    public String getInstanceId() {
+        return instanceId;
+    }
+
+    public void setInstanceId(String instanceId) {
+        this.instanceId = instanceId;
+    }
+
+    @Override
+    public String toString() {
+        return "InstanceRequest{" + "instanceId='" + instanceId + '\'' + '}';
+    }
+}
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/HealthcheckInstanceRequest.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/HealthcheckInstanceRequest.java
new file mode 100755
index 0000000000..a89d18bb3d
--- /dev/null
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/HealthcheckInstanceRequest.java
@@ -0,0 +1,38 @@
+package org.onap.so.client.adapter.cnf.entities;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import java.util.List;
+
+@JsonInclude(JsonInclude.Include.NON_NULL)
+@JsonIgnoreProperties(value = "true")
+public class HealthcheckInstanceRequest {
+
+    @JsonProperty("requestedInstances")
+    private List<HealthcheckInstance> instances;
+
+    @JsonProperty("callbackUrl")
+    private String callbackUrl;
+
+    public List<HealthcheckInstance> getInstances() {
+        return instances;
+    }
+
+    public void setInstances(List<HealthcheckInstance> instances) {
+        this.instances = instances;
+    }
+
+    public String getCallbackUrl() {
+        return callbackUrl;
+    }
+
+    public void setCallbackUrl(String callbackUrl) {
+        this.callbackUrl = callbackUrl;
+    }
+
+    @Override
+    public String toString() {
+        return "CheckInstanceRequest{" + "instances=" + instances + ", callbackUrl='" + callbackUrl + '\'' + '}';
+    }
+}
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/HealthcheckInstanceResponse.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/HealthcheckInstanceResponse.java
new file mode 100755
index 0000000000..ca8a1caad5
--- /dev/null
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/HealthcheckInstanceResponse.java
@@ -0,0 +1,57 @@
+package org.onap.so.client.adapter.cnf.entities;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+@JsonInclude(JsonInclude.Include.NON_NULL)
+@JsonIgnoreProperties(value = "true")
+public class HealthcheckInstanceResponse {
+
+    @JsonProperty("instanceId")
+    private String instanceId;
+
+    @JsonProperty("reason")
+    private String reason;
+
+    @JsonProperty("status")
+    private String status;
+
+    public HealthcheckInstanceResponse() {}
+
+    public HealthcheckInstanceResponse(String instanceId, String reason, String status) {
+        this.instanceId = instanceId;
+        this.reason = reason;
+        this.status = status;
+    }
+
+    public String getInstanceId() {
+        return instanceId;
+    }
+
+    public void setInstanceId(String instanceId) {
+        this.instanceId = instanceId;
+    }
+
+    public String getReason() {
+        return reason;
+    }
+
+    public void setReason(String reason) {
+        this.reason = reason;
+    }
+
+    public String getStatus() {
+        return status;
+    }
+
+    public void setStatus(String status) {
+        this.status = status;
+    }
+
+    @Override
+    public String toString() {
+        return "HealthcheckInstanceResponse{" + "instanceId='" + instanceId + '\'' + ", reason='" + reason + '\''
+                + ", status=" + status + '}';
+    }
+}
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/HealthcheckResponse.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/HealthcheckResponse.java
new file mode 100755
index 0000000000..175cb3a224
--- /dev/null
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/HealthcheckResponse.java
@@ -0,0 +1,28 @@
+package org.onap.so.client.adapter.cnf.entities;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import java.util.List;
+
+@JsonInclude(JsonInclude.Include.NON_NULL)
+@JsonIgnoreProperties(value = "true")
+public class HealthcheckResponse {
+
+    @JsonProperty("result")
+    private List<HealthcheckInstanceResponse> instanceResponse;
+
+    public List<HealthcheckInstanceResponse> getInstanceResponse() {
+        return instanceResponse;
+    }
+
+    public void setInstanceResponse(List<HealthcheckInstanceResponse> instanceResponse) {
+        this.instanceResponse = instanceResponse;
+    }
+
+    @Override
+    public String toString() {
+        return "HealthcheckResponse{" + "instanceResponse=" + instanceResponse + '}';
+    }
+
+}
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/StatusCheckInstanceResponse.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/StatusCheckInstanceResponse.java
new file mode 100755
index 0000000000..cac589f90a
--- /dev/null
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/StatusCheckInstanceResponse.java
@@ -0,0 +1,57 @@
+package org.onap.so.client.adapter.cnf.entities;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+
+@JsonInclude(JsonInclude.Include.NON_NULL)
+@JsonIgnoreProperties(value = "true")
+public class StatusCheckInstanceResponse {
+
+    @JsonProperty("instanceId")
+    private String instanceId;
+
+    @JsonProperty("reason")
+    private String reason;
+
+    @JsonProperty("status")
+    private boolean status;
+
+    public StatusCheckInstanceResponse() {}
+
+    public StatusCheckInstanceResponse(String instanceId, String reason, boolean status) {
+        this.instanceId = instanceId;
+        this.reason = reason;
+        this.status = status;
+    }
+
+    public String getInstanceId() {
+        return instanceId;
+    }
+
+    public void setInstanceId(String instanceId) {
+        this.instanceId = instanceId;
+    }
+
+    public String getReason() {
+        return reason;
+    }
+
+    public void setReason(String reason) {
+        this.reason = reason;
+    }
+
+    public boolean isStatus() {
+        return status;
+    }
+
+    public void setStatus(boolean status) {
+        this.status = status;
+    }
+
+    @Override
+    public String toString() {
+        return "StatusCheckInstanceResponse{" + "instanceId='" + instanceId + '\'' + ", reason='" + reason + '\''
+                + ", status=" + status + '}';
+    }
+}
diff --git a/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/StatusCheckResponse.java b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/StatusCheckResponse.java
new file mode 100755
index 0000000000..aec2892e22
--- /dev/null
+++ b/bpmn/so-bpmn-tasks/src/main/java/org/onap/so/client/adapter/cnf/entities/StatusCheckResponse.java
@@ -0,0 +1,28 @@
+package org.onap.so.client.adapter.cnf.entities;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import com.fasterxml.jackson.annotation.JsonInclude;
+import com.fasterxml.jackson.annotation.JsonProperty;
+import java.util.List;
+
+@JsonInclude(JsonInclude.Include.NON_NULL)
+@JsonIgnoreProperties(value = "true")
+public class StatusCheckResponse {
+
+    @JsonProperty("result")
+    private List<StatusCheckInstanceResponse> instanceResponse;
+
+    public List<StatusCheckInstanceResponse> getInstanceResponse() {
+        return instanceResponse;
+    }
+
+    public void setInstanceResponse(List<StatusCheckInstanceResponse> instanceResponse) {
+        this.instanceResponse = instanceResponse;
+    }
+
+    @Override
+    public String toString() {
+        return "StatusCheckResponse{" + "instanceResponse=" + instanceResponse + '}';
+    }
+
+}