fix issue where we attempt audit with no servers

fix issue where we attempt audit with no servers

Change-Id: I47f76121c616bf65a5f8be73910adcc0d7088bdb
Issue-ID: SO-1513
Signed-off-by: Benjamin, Max (mb388a) <mb388a@us.att.com>

5 files changed, 53 insertions, 5 deletions

diff --git a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AuditStackService.java b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AuditStackService.java
index 38b00688a7..aace75ff99 100644
--- a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AuditStackService.java
+++ b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AuditStackService.java
@@ -60,7 +60,7 @@ public class AuditStackService {
 				auth);
 		ExternalTaskClient client = ExternalTaskClient.create()
 				.baseUrl(env.getRequiredProperty("mso.workflow.endpoint")).maxTasks(5).addInterceptor(interceptor)
-				.asyncResponseTimeout(120000).backoffStrategy(new ExponentialBackoffStrategy(0, 0, 0)).build();
+				.asyncResponseTimeout(120000).backoffStrategy(new ExponentialBackoffStrategy(5000, 2, 30000)).build();
 		client.subscribe("InventoryAudit").lockDuration(5000)
 				.handler(auditStack::executeExternalTask).open();
 	}
diff --git a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AuditStackServiceData.java b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AuditStackServiceData.java
index b0369395ed..ffbe1b4c46 100644
--- a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AuditStackServiceData.java
+++ b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AuditStackServiceData.java
@@ -24,9 +24,11 @@ import java.util.Collections;
 
 import org.camunda.bpm.client.task.ExternalTask;
 import org.camunda.bpm.client.task.ExternalTaskService;
+import org.onap.logging.ref.slf4j.ONAPLogConstants;
 import org.onap.so.audit.beans.AuditInventory;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
+import org.slf4j.MDC;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.core.env.Environment;
 import org.springframework.stereotype.Component;
@@ -49,6 +51,7 @@ public class AuditStackServiceData {
 
 	protected void executeExternalTask(ExternalTask externalTask, ExternalTaskService externalTaskService){
 		AuditInventory auditInventory = externalTask.getVariable("auditInventory");
+		setupMDC(externalTask);
 		boolean success = false;
 		try {
 			logger.info("Executing External Task Audit Inventory, Retry Number: {} \n {}", auditInventory,externalTask.getRetries());
@@ -78,6 +81,11 @@ public class AuditStackServiceData {
 		
 		
 	}
+	private void setupMDC(ExternalTask externalTask) {
+		String msoRequestId = (String)externalTask.getVariable("mso-request-id");
+		if(msoRequestId != null && !msoRequestId.isEmpty())
+			MDC.put(ONAPLogConstants.MDCs.REQUEST_ID, msoRequestId);
+	}
 	protected long calculateRetryDelay(int currentRetries){
 		int retrySequence = RETRY_SEQUENCE.length - currentRetries;
 		long retryMultiplier = Long.parseLong(env.getProperty("mso.workflow.topics.retryMultiplier","6000"));
diff --git a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/HeatStackAudit.java b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/HeatStackAudit.java
index dfe5912fbf..da833c7b07 100644
--- a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/HeatStackAudit.java
+++ b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/HeatStackAudit.java
@@ -65,10 +65,14 @@ public class HeatStackAudit {
 					.filter(p -> "OS::Nova::Server".equals(p.getType())).collect(Collectors.toList());
 			List<Resource> resourceGroups = resources.getList().stream()
 					.filter(p -> "OS::Heat::ResourceGroup".equals(p.getType()) && p.getName().contains("subinterfaces")).collect(Collectors.toList());
-			Set<Vserver> vserversToAudit = createVserverSet(resources, novaResources);
-			Set<Vserver> vserversWithSubInterfaces = processSubInterfaces(cloudRegion, tenantId, resourceGroups,
-					vserversToAudit); 
-			return auditVservers.auditVservers(vserversWithSubInterfaces, tenantId, cloudOwner, cloudRegion);
+			if(novaResources.isEmpty())
+				return true;
+			else{				
+				Set<Vserver> vserversToAudit = createVserverSet(resources, novaResources);
+				Set<Vserver> vserversWithSubInterfaces = processSubInterfaces(cloudRegion, tenantId, resourceGroups,
+					vserversToAudit);
+				return auditVservers.auditVservers(vserversWithSubInterfaces, tenantId, cloudOwner, cloudRegion);
+			}
 		} catch (Exception e) {
 			logger.error("Error during auditing stack resources", e);
 			return false;
diff --git a/adapters/mso-openstack-adapters/src/test/java/org/onap/so/adapters/audit/HeatStackAuditTest.java b/adapters/mso-openstack-adapters/src/test/java/org/onap/so/adapters/audit/HeatStackAuditTest.java
index b3cdd467bb..696784110b 100644
--- a/adapters/mso-openstack-adapters/src/test/java/org/onap/so/adapters/audit/HeatStackAuditTest.java
+++ b/adapters/mso-openstack-adapters/src/test/java/org/onap/so/adapters/audit/HeatStackAuditTest.java
@@ -196,6 +196,17 @@ public class HeatStackAuditTest extends HeatStackAudit {
 		JSONAssert.assertEquals(expectedValue, actualValue, false);
 	}
 	
+	@Test
+	public void auditHeatStackNoServers_Test() throws Exception{
+
+		
+		Resources getResource = objectMapper.readValue(new File("src/test/resources/Service1ResourceGroupResponse.json"), Resources.class);
+		doReturn(getResource).when(msoHeatUtilsMock).queryStackResources(cloudRegion,	tenantId, "heatStackName");
+		
+		boolean actual = heatStackAudit.auditHeatStack(cloudRegion, "cloudOwner", tenantId, "heatStackName");
+		assertEquals(true, actual);
+	}
+	
 
 	@Test
 	public void findInterfaceInformation_Test(){
diff --git a/adapters/mso-openstack-adapters/src/test/resources/GetResourcesNoServer.json b/adapters/mso-openstack-adapters/src/test/resources/GetResourcesNoServer.json
new file mode 100644
index 0000000000..cfc9e5a0f1
--- /dev/null
+++ b/adapters/mso-openstack-adapters/src/test/resources/GetResourcesNoServer.json
@@ -0,0 +1,25 @@
+{
+    "resources": [
+        {
+            "resource_name": "OAMFW_SECURITY_GROUP",
+            "links": [
+                {
+                    "href": "http://orchestration.com:443/v1/872f331350c54e59991a8de2cbffb40c/stacks/zauk51bfrwl03_base_NC_01/08c898a4-ba71-4365-9681-993d4129164a/resources/OAMFW_SECURITY_GROUP",
+                    "rel": "self"
+                },
+                {
+                    "href": "http://orchestration.com:443/v1/872f331350c54e59991a8de2cbffb40c/stacks/zauk51bfrwl03_base_NC_01/08c898a4-ba71-4365-9681-993d4129164a",
+                    "rel": "stack"
+                }
+            ],
+            "logical_resource_id": "OAMFW_SECURITY_GROUP",
+            "creation_time": "2019-02-13T21:17:03Z",
+            "resource_status": "CREATE_COMPLETE",
+            "updated_time": "2019-02-13T21:17:03Z",
+            "required_by": [],
+            "resource_status_reason": "state changed",
+            "physical_resource_id": "420833ff-2733-4043-868c-2f2d5bee8f93",
+            "resource_type": "OS::Neutron::SecurityGroup"
+        }
+    ]
+}
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