Merge "compare resources from openstack to aai"

7 files changed, 574 insertions, 0 deletions

diff --git a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AbstractAudit.java b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AbstractAudit.java
new file mode 100644
index 0000000000..292cebf292
--- /dev/null
+++ b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AbstractAudit.java
@@ -0,0 +1,39 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.adapters.audit;
+
+import org.onap.so.client.aai.AAIResourcesClient;
+
+public class AbstractAudit {
+	
+	private AAIResourcesClient aaiClient;
+
+	protected AAIResourcesClient getAaiClient(){
+		if(aaiClient == null)
+			return new AAIResourcesClient();
+		else
+			return aaiClient;
+	}
+	
+	protected void setAaiClient(AAIResourcesClient aaiResource){
+		aaiClient = aaiResource;
+	}
+}
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
new file mode 100644
index 0000000000..38b00688a7
--- /dev/null
+++ b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AuditStackService.java
@@ -0,0 +1,68 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.adapters.audit;
+
+import java.security.GeneralSecurityException;
+
+import javax.annotation.PostConstruct;
+
+import org.camunda.bpm.client.ExternalTaskClient;
+import org.camunda.bpm.client.backoff.ExponentialBackoffStrategy;
+import org.camunda.bpm.client.interceptor.ClientRequestInterceptor;
+import org.camunda.bpm.client.interceptor.auth.BasicAuthProvider;
+import org.onap.so.utils.CryptoUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.context.annotation.Profile;
+import org.springframework.core.env.Environment;
+import org.springframework.stereotype.Component;
+
+@Component
+@Profile("!test")
+public class AuditStackService {
+
+	private static final Logger logger = LoggerFactory.getLogger(AuditStackService.class);
+
+	@Autowired
+	public Environment env;
+
+	@Autowired
+	private AuditStackServiceData auditStack;
+
+	@PostConstruct
+	public void auditAAIInventory() {
+		String auth = "";
+		try {
+			auth = CryptoUtils.decrypt(env.getRequiredProperty("mso.auth"), env.getRequiredProperty("mso.msoKey"));
+		} catch (IllegalStateException | GeneralSecurityException e) {
+			logger.error("Error Decrypting Password", e);
+		}
+		ClientRequestInterceptor interceptor = new BasicAuthProvider(env.getRequiredProperty("mso.config.cadi.aafId"),
+				auth);
+		ExternalTaskClient client = ExternalTaskClient.create()
+				.baseUrl(env.getRequiredProperty("mso.workflow.endpoint")).maxTasks(5).addInterceptor(interceptor)
+				.asyncResponseTimeout(120000).backoffStrategy(new ExponentialBackoffStrategy(0, 0, 0)).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
new file mode 100644
index 0000000000..b0369395ed
--- /dev/null
+++ b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AuditStackServiceData.java
@@ -0,0 +1,86 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.adapters.audit;
+
+import java.util.Collections;
+
+import org.camunda.bpm.client.task.ExternalTask;
+import org.camunda.bpm.client.task.ExternalTaskService;
+import org.onap.so.audit.beans.AuditInventory;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.core.env.Environment;
+import org.springframework.stereotype.Component;
+
+@Component
+public class AuditStackServiceData {
+	
+	private static final String UNABLE_TO_FIND_ALL_V_SERVERS_AND_L_INTERACES_IN_A_AI = "Unable to find all VServers and L-Interaces in A&AI";
+	
+	private static final int[] RETRY_SEQUENCE = new int[] { 1, 1, 2, 3, 5, 8, 13, 20};
+
+	
+	private static final Logger logger = LoggerFactory.getLogger(AuditStackServiceData.class);
+	
+	@Autowired
+	public HeatStackAudit heatStackAudit; 
+	
+	@Autowired
+	public Environment env;
+
+	protected void executeExternalTask(ExternalTask externalTask, ExternalTaskService externalTaskService){
+		AuditInventory auditInventory = externalTask.getVariable("auditInventory");
+		boolean success = false;
+		try {
+			logger.info("Executing External Task Audit Inventory, Retry Number: {} \n {}", auditInventory,externalTask.getRetries());
+			success=heatStackAudit.auditHeatStack(auditInventory.getCloudRegion(), auditInventory.getCloudOwner(),
+					auditInventory.getTenantId(), auditInventory.getHeatStackName());
+		} catch (Exception e) {
+			logger.error("Error during audit of stack", e);
+		}
+		
+		if (success) {
+			externalTaskService.complete(externalTask);
+			logger.debug("The External Task Id: {}  Successful", externalTask.getId());
+		} else {
+			if(externalTask.getRetries() == null){
+				logger.debug("The External Task Id: {}  Failed, Setting Retries to Default Start Value: {}", externalTask.getId(),RETRY_SEQUENCE.length);
+				externalTaskService.handleFailure(externalTask, UNABLE_TO_FIND_ALL_V_SERVERS_AND_L_INTERACES_IN_A_AI, UNABLE_TO_FIND_ALL_V_SERVERS_AND_L_INTERACES_IN_A_AI, RETRY_SEQUENCE.length, 10000);			
+			}else if(externalTask.getRetries() != null &&
+					externalTask.getRetries()-1 == 0){
+				logger.debug("The External Task Id: {}  Failed, All Retries Exhausted", externalTask.getId());
+				externalTaskService.handleBpmnError(externalTask, "AuditAAIInventoryFailure", "Number of Retries Exceeded auditing inventory");
+			}else{
+				logger.debug("The External Task Id: {}  Failed, Decrementing Retries: {} , Retry Delay: ", externalTask.getId(),externalTask.getRetries()-1, calculateRetryDelay(externalTask.getRetries()));
+				externalTaskService.handleFailure(externalTask, UNABLE_TO_FIND_ALL_V_SERVERS_AND_L_INTERACES_IN_A_AI, UNABLE_TO_FIND_ALL_V_SERVERS_AND_L_INTERACES_IN_A_AI, externalTask.getRetries()-1, calculateRetryDelay(externalTask.getRetries()));
+			}
+			logger.debug("The External Task Id: {} Failed", externalTask.getId());
+		}
+		
+		
+	}
+	protected long calculateRetryDelay(int currentRetries){
+		int retrySequence = RETRY_SEQUENCE.length - currentRetries;
+		long retryMultiplier = Long.parseLong(env.getProperty("mso.workflow.topics.retryMultiplier","6000"));
+		return RETRY_SEQUENCE[retrySequence] * retryMultiplier;
+	}
+}
diff --git a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AuditVServer.java b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AuditVServer.java
new file mode 100644
index 0000000000..6e6ecd51d4
--- /dev/null
+++ b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/AuditVServer.java
@@ -0,0 +1,111 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.adapters.audit;
+
+import java.util.Optional;
+import java.util.Set;
+
+import org.onap.aai.domain.yang.LInterface;
+import org.onap.aai.domain.yang.LInterfaces;
+import org.onap.aai.domain.yang.Vserver;
+import org.onap.so.client.aai.AAIObjectPlurals;
+import org.onap.so.client.aai.AAIObjectType;
+import org.onap.so.client.aai.entities.AAIResultWrapper;
+import org.onap.so.client.aai.entities.uri.AAIResourceUri;
+import org.onap.so.client.aai.entities.uri.AAIUriFactory;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.stereotype.Component;
+
+@Component
+public class AuditVServer extends AbstractAudit {
+	private static final Logger logger = LoggerFactory.getLogger(AuditVServer.class);
+
+	public boolean auditVservers(Set<Vserver> vServersToAudit, String tenantId, String cloudOwner, String cloudRegion) {
+		if (vServersToAudit == null || vServersToAudit.isEmpty()){
+			return false;
+		}
+		return vServersToAudit.stream()
+				.filter(vServer -> !doesVServerExistInAAI(vServer, tenantId, cloudOwner, cloudRegion)).findFirst()
+				.map(v -> false).orElse(true);
+	}
+
+	private boolean doesVServerExistInAAI(Vserver vServer, String tenantId, String cloudOwner, String cloudRegion) {
+		AAIResourceUri vserverURI = AAIUriFactory.createResourceUri(AAIObjectType.VSERVER, cloudOwner, cloudRegion,
+				tenantId, vServer.getVserverId());
+		boolean vServerExists = getAaiClient().exists(vserverURI);
+		boolean doesExist = getAaiClient().exists(vserverURI);
+		logger.info("v-server {} exists: {}", vServer.getVserverId(), doesExist);
+		boolean allNeutronNetworksExist = true;
+		if (vServerExists && vServer.getLInterfaces() != null) {
+			allNeutronNetworksExist = vServer.getLInterfaces()
+					.getLInterface().stream().filter(lInterface -> !doesLinterfaceExistinAAI(lInterface,
+							vServer.getVserverId(), tenantId, cloudOwner, cloudRegion))
+					.findFirst().map(v -> false).orElse(true);
+		}
+		return vServerExists && allNeutronNetworksExist;
+	}
+
+	private boolean doesLinterfaceExistinAAI(LInterface lInterface, String vServerId, String tenantId,
+			String cloudOwner, String cloudRegion) {
+		boolean doesLInterfaceExist = false;
+		boolean doSubInterfacesExist = true;
+		AAIResourceUri linterfaceURI = AAIUriFactory
+				.createResourceUri(AAIObjectPlurals.L_INTERFACE, cloudOwner, cloudRegion, tenantId, vServerId)
+				.queryParam("interface-id", lInterface.getInterfaceId());
+		Optional<LInterfaces> queriedLInterface = getAaiClient().get(LInterfaces.class, linterfaceURI);
+		if (queriedLInterface.isPresent()) {
+			if (queriedLInterface.get().getLInterface().size() > 1) {
+				logger.error("Non-Unique LInterface Found stopping audit, L-Interface Id: " +lInterface.getInterfaceId());
+				doesLInterfaceExist = false;
+			} else {
+				doesLInterfaceExist = true;
+				lInterface.setInterfaceName(queriedLInterface.get().getLInterface().get(0).getInterfaceName());
+			}
+		}
+		logger.info("l-interface id:{} name: {} exists: {}", lInterface.getInterfaceId(), lInterface.getInterfaceName(),
+				doesLInterfaceExist);
+
+		if (doesLInterfaceExist && lInterface.getLInterfaces() != null) {
+			doSubInterfacesExist = lInterface.getLInterfaces().getLInterface()
+					.stream().filter(subInterface -> !doesSubInterfaceExistinAAI(subInterface,
+							lInterface.getInterfaceName(), vServerId, tenantId, cloudOwner, cloudRegion))
+					.findFirst().map(v -> false).orElse(true);
+		} else
+			logger.debug("l-interface {} does not contain any sub-iterfaces", lInterface.getInterfaceId());
+
+		return doesLInterfaceExist && doSubInterfacesExist;
+	}
+
+	private boolean doesSubInterfaceExistinAAI(LInterface subInterface, String linterfaceName, String vServerId,
+			String tenantId, String cloudOwner, String cloudRegion) {
+		logger.info("checking if sub-l-interface {} , linterfaceName: {} vserverId: {}  exists",
+				subInterface.getInterfaceId(), linterfaceName, vServerId);
+
+		AAIResourceUri linterfaceURI = AAIUriFactory.createResourceUri(AAIObjectPlurals.SUB_L_INTERFACE, cloudOwner,
+				cloudRegion, tenantId, vServerId, linterfaceName)
+				.queryParam("interface-id", subInterface.getInterfaceId());
+
+		boolean doesExist = getAaiClient().exists(linterfaceURI);
+		logger.info("sub-l-interface {} exists: {}", subInterface.getInterfaceId(), doesExist);
+		return doesExist;
+	}
+}
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
new file mode 100644
index 0000000000..7bba136da2
--- /dev/null
+++ b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/audit/HeatStackAudit.java
@@ -0,0 +1,199 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.adapters.audit;
+
+import java.net.URI;
+import java.util.HashSet;
+import java.util.List;
+import java.util.Optional;
+import java.util.Set;
+import java.util.stream.Collectors;
+import java.util.stream.Stream;
+
+import org.onap.aai.domain.yang.LInterface;
+import org.onap.aai.domain.yang.LInterfaces;
+import org.onap.aai.domain.yang.Vserver;
+import org.onap.so.openstack.utils.MsoHeatUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Component;
+
+import com.woorea.openstack.heat.model.Link;
+import com.woorea.openstack.heat.model.Resource;
+import com.woorea.openstack.heat.model.Resources;
+import com.woorea.openstack.heat.model.Stack;
+
+@Component
+public class HeatStackAudit {
+
+	private static final String RESOURCES = "/resources";
+
+	protected static final Logger logger = LoggerFactory.getLogger(HeatStackAudit.class);
+
+	@Autowired
+	protected MsoHeatUtils heat;
+
+	@Autowired
+	protected AuditVServer auditVservers;
+
+	public boolean auditHeatStack(String cloudRegion, String cloudOwner, String tenantId, String heatStackName) {
+		try {
+			logger.debug("Fetching Top Level Stack Information");
+			Resources resources = heat.queryStackResources(cloudRegion, tenantId, heatStackName);
+			List<Resource> novaResources = resources.getList().stream()
+					.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);
+		} catch (Exception e) {
+			logger.error("Error during auditing stack resources", e);
+			return false;
+		}
+	} 
+
+	protected Set<Vserver> processSubInterfaces(String cloudRegion, String tenantId, List<Resource> resourceGroups,
+			Set<Vserver> vServersToAudit) throws Exception {
+		for (Resource resourceGroup : resourceGroups) {
+			processResourceGroups(cloudRegion, tenantId, vServersToAudit, resourceGroup);
+		}
+		return vServersToAudit;
+	}
+
+	protected void processResourceGroups(String cloudRegion, String tenantId, Set<Vserver> vServersWithLInterface,
+			Resource resourceGroup) throws Exception {
+		Optional<Link> stackLink = resourceGroup.getLinks().stream().filter(link -> "nested".equals(link.getRel()))
+				.findAny();
+		if (stackLink.isPresent()) {
+			try {
+				Optional<String> path = extractResourcePathFromHref(stackLink.get().getHref());
+				if (path.isPresent()) {
+					logger.debug("Fetching nested Resource Stack Information");
+					Resources nestedResourceGroupResources = heat.executeHeatClientRequest(path.get(), cloudRegion,
+							tenantId, Resources.class);
+					processNestedResourceGroup(cloudRegion, tenantId, vServersWithLInterface,
+							nestedResourceGroupResources);
+				} else
+					throw new Exception("Error finding Path from Self Link");
+			} catch (Exception e) {
+				logger.error("Error Parsing Link to obtain Path", e);
+				throw new Exception("Error finding Path from Self Link");
+			}
+
+		}
+	}
+
+	protected void processNestedResourceGroup(String cloudRegion, String tenantId, Set<Vserver> vServersWithLInterface,
+			Resources nestedResourceGroupResources) throws Exception {
+		for (Resource resourceGroupNested : nestedResourceGroupResources) {
+			Optional<Link> subInterfaceStackLink = resourceGroupNested.getLinks().stream()
+					.filter(link -> "nested".equals(link.getRel())).findAny();
+			if (subInterfaceStackLink.isPresent()) {
+				addSubInterface(cloudRegion, tenantId, vServersWithLInterface,subInterfaceStackLink.get());
+			}
+		}
+	}
+
+	protected void addSubInterface(String cloudRegion, String tenantId, Set<Vserver> vServersWithLInterface, Link subInterfaceStackLink) throws Exception {
+			Optional<String> resourcePath = extractResourcePathFromHref(subInterfaceStackLink.getHref());
+			Optional<String> stackPath = extractStackPathFromHref(subInterfaceStackLink.getHref());
+			if (resourcePath.isPresent() && stackPath.isPresent()) {
+				logger.debug("Fetching nested Sub-Interface Stack Information");
+				Stack subinterfaceStack = heat.executeHeatClientRequest(stackPath.get(), cloudRegion, tenantId, Stack.class);
+				Resources subinterfaceResources = heat.executeHeatClientRequest(resourcePath.get(), cloudRegion, tenantId, Resources.class);
+				if (subinterfaceStack != null) {
+					addSubInterfaceToVserver(vServersWithLInterface, subinterfaceStack, subinterfaceResources);
+				}
+			} else
+				throw new Exception("Error finding Path from Self Link");
+		
+	}
+
+	protected void addSubInterfaceToVserver(Set<Vserver> vServersWithLInterface, Stack subinterfaceStack, Resources subinterfaceResources) throws Exception {
+		String parentNeutronPortId = (String) subinterfaceStack.getParameters().get("port_interface");
+		logger.debug("Parent neutron Port: {} on SubInterface: {}", parentNeutronPortId, subinterfaceStack.getId());
+		for (Vserver auditVserver : vServersWithLInterface)
+			for (LInterface lInterface : auditVserver.getLInterfaces().getLInterface())
+				
+				if (parentNeutronPortId.equals(lInterface.getInterfaceId())) {
+					logger.debug("Found Parent Port on VServer: {} on Port: {}", auditVserver.getVserverId(), lInterface.getInterfaceId());
+					Resource contrailVm = subinterfaceResources.getList().stream().filter(resource -> "OS::ContrailV2::VirtualMachineInterface".equals(resource.getType())).findAny()
+	                .orElse(null);
+					if(contrailVm == null){
+						throw new Exception("Cannnot find Contrail Virtual Machine Interface on Stack: "+ subinterfaceStack.getId());
+					}
+					LInterface subInterface = new LInterface();
+					subInterface.setInterfaceId(contrailVm.getPhysicalResourceId());
+					
+					if(lInterface.getLInterfaces() == null)
+						lInterface.setLInterfaces(new LInterfaces());
+					
+					lInterface.getLInterfaces().getLInterface().add(subInterface);
+				}else
+					logger.debug("Did Not Find Parent Port on VServer: {} Parent Port: SubInterface: {}",auditVserver.getVserverId(), 
+							lInterface.getInterfaceId(),subinterfaceStack.getId());
+	}
+
+	protected Set<Vserver> createVserverSet(Resources resources, List<Resource> novaResources) {
+		Set<Vserver> vserversToAudit = new HashSet<>();
+		for (Resource novaResource : novaResources) {
+			Vserver auditVserver = new Vserver();
+			auditVserver.setLInterfaces(new LInterfaces());
+			auditVserver.setVserverId(novaResource.getPhysicalResourceId());
+			Stream<Resource> filteredNeutronNetworks = resources.getList().stream()
+					.filter(network -> network.getRequiredBy().contains(novaResource.getLogicalResourceId()));
+			filteredNeutronNetworks.forEach(network -> {
+				LInterface lInterface = new LInterface();
+				lInterface.setInterfaceId(network.getPhysicalResourceId());
+				auditVserver.getLInterfaces().getLInterface().add(lInterface);
+			});
+			vserversToAudit.add(auditVserver);
+		}
+		return vserversToAudit;
+	}
+
+	protected Optional<String> extractResourcePathFromHref(String href) {
+		URI uri;
+		try {
+			uri = new URI(href);			
+			return Optional.of(uri.getPath().replaceFirst("/v\\d+", "")+RESOURCES);			
+		} catch (Exception e) {
+			logger.error("Error parsing URI", e);
+		}
+		return Optional.empty();
+	}
+	
+	protected Optional<String> extractStackPathFromHref(String href) {
+		URI uri;
+		try {
+			uri = new URI(href);			
+			return Optional.of(uri.getPath().replaceFirst("/v\\d+", ""));			
+		} catch (Exception e) {
+			logger.error("Error parsing URI", e);
+		}
+		return Optional.empty();
+	}
+	
+	
+}
diff --git a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/openstack/AaiClientPropertiesImpl.java b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/openstack/AaiClientPropertiesImpl.java
new file mode 100644
index 0000000000..c529413891
--- /dev/null
+++ b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/openstack/AaiClientPropertiesImpl.java
@@ -0,0 +1,69 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP - SO
+ * ================================================================================
+ * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ * 
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ * 
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.adapters.openstack;
+
+import java.net.MalformedURLException;
+import java.net.URL;
+
+import org.onap.so.client.aai.AAIProperties;
+import org.onap.so.client.aai.AAIVersion;
+import org.onap.so.spring.SpringContextHelper;
+import org.springframework.context.ApplicationContext;
+
+public class AaiClientPropertiesImpl implements AAIProperties {
+
+	private String aaiEndpoint;
+	private String auth;
+	private String key;
+	private static final String SYSTEM_NAME = "MSO";
+	
+	public AaiClientPropertiesImpl() {
+		ApplicationContext context = SpringContextHelper.getAppContext();
+		aaiEndpoint = context.getEnvironment().getProperty("aai.endpoint");
+		this.auth = context.getEnvironment().getProperty("aai.auth");
+		this.key = context.getEnvironment().getProperty("mso.msoKey");
+	}
+
+	@Override
+	public URL getEndpoint() throws MalformedURLException {	
+		return new URL(aaiEndpoint);
+	}
+
+	@Override
+	public String getSystemName() {
+		return SYSTEM_NAME;
+	}
+	
+	@Override
+	public AAIVersion getDefaultVersion() {
+		return AAIVersion.LATEST;
+	}
+	
+	@Override
+	public String getAuth() {
+		return this.auth;
+	}
+
+	@Override
+	public String getKey() {
+		return this.key;
+	}
+}
diff --git a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/openstack/MsoOpenstackAdaptersApplication.java b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/openstack/MsoOpenstackAdaptersApplication.java
index a9aa50f654..9408f0d681 100644
--- a/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/openstack/MsoOpenstackAdaptersApplication.java
+++ b/adapters/mso-openstack-adapters/src/main/java/org/onap/so/adapters/openstack/MsoOpenstackAdaptersApplication.java
@@ -31,10 +31,12 @@ import org.springframework.boot.autoconfigure.domain.EntityScan;
 import org.springframework.context.annotation.Bean;
 import org.springframework.data.jpa.repository.config.EnableJpaRepositories;
 import org.springframework.scheduling.annotation.EnableAsync;
+import org.springframework.scheduling.annotation.EnableScheduling;
 import org.springframework.scheduling.concurrent.ThreadPoolTaskExecutor;
 
 @SpringBootApplication(scanBasePackages = { "org.onap.so" })
 @EnableAsync
+@EnableScheduling
 @EnableJpaRepositories({ "org.onap.so.db.catalog.data.repository",
 		"org.onap.so.db.request.data.repository"})
 @EntityScan({ "org.onap.so.db.catalog.beans", "org.onap.so.db.request.beans"})