Notification handling for instantiate

Issue-ID: SO-1629
Change-Id: I3ef8aae6f40c83600b723d5c8a5e8a2c7d7b1516
Signed-off-by: MichaelMorris <michael.morris@est.tech>

6 files changed, 604 insertions, 0 deletions

diff --git a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiHelper.java b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiHelper.java
index 893df02019..bacbea141e 100644
--- a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiHelper.java
+++ b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiHelper.java
@@ -30,6 +30,8 @@ import org.onap.aai.domain.yang.Relationship;
 import org.onap.aai.domain.yang.RelationshipData;
 import org.onap.aai.domain.yang.RelationshipList;
 import org.onap.aai.domain.yang.Tenant;
+import org.onap.aai.domain.yang.Vserver;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs;
 import org.onap.so.adapters.vnfmadapter.rest.exceptions.VnfmNotFoundException;
 import org.onap.so.client.aai.AAIObjectType;
 import org.onap.so.client.aai.AAIVersion;
@@ -172,4 +174,43 @@ public class AaiHelper {
         return false;
     }
 
+    /**
+     * Create a vserver.
+     *
+     * @param vnfc the VNFC to base the vserver on
+     * @return the vserver
+     */
+    public Vserver createVserver(final LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs vnfc) {
+        final Vserver vserver = new Vserver();
+        vserver.setVserverId(vnfc.getComputeResource().getResourceId());
+        vserver.setVserverName(vnfc.getId());
+        vserver.setProvStatus("active");
+        vserver.setVserverSelflink("Not available");
+        return vserver;
+    }
+
+    /**
+     * Add a relationship to the given vserver to the given VNF.
+     *
+     * @param vnf the vserver
+     * @param vnfmId the ID of the VNF
+     */
+    public void addRelationshipFromVserverVnfToGenericVnf(final Vserver vserver, final String vnfId) {
+        if (vserver.getRelationshipList() == null) {
+            vserver.setRelationshipList(new RelationshipList());
+        }
+        final RelationshipList vserverRelationshiplist = vserver.getRelationshipList();
+        vserverRelationshiplist.getRelationship().add(createRelationshipToGenericVnf(vnfId));
+    }
+
+    private Relationship createRelationshipToGenericVnf(final String vnfId) {
+        final Relationship relationship = new Relationship();
+        relationship.setRelatedTo("generic-vnf");
+        relationship.setRelationshipLabel("tosca.relationships.HostedOn");
+        relationship.setRelatedLink("/aai/" + AAIVersion.LATEST
+                + AAIUriFactory.createResourceUri(AAIObjectType.GENERIC_VNF, vnfId).build().toString());
+        relationship.getRelationshipData().add(createRelationshipData("generic-vnf.vnf-id", vnfId));
+        return relationship;
+    }
+
 }
diff --git a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiServiceProvider.java b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiServiceProvider.java
index d11da0c91b..a043bb85b6 100644
--- a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiServiceProvider.java
+++ b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiServiceProvider.java
@@ -20,11 +20,13 @@
 
 package org.onap.so.adapters.vnfmadapter.extclients.aai;
 
+import java.util.List;
 import org.onap.aai.domain.yang.EsrSystemInfoList;
 import org.onap.aai.domain.yang.EsrVnfm;
 import org.onap.aai.domain.yang.EsrVnfmList;
 import org.onap.aai.domain.yang.GenericVnf;
 import org.onap.aai.domain.yang.Tenant;
+import org.onap.aai.domain.yang.Vserver;
 
 /**
  * Provides methods for invoking REST calls to AAI.
@@ -40,6 +42,14 @@ public interface AaiServiceProvider {
     GenericVnf invokeGetGenericVnf(final String vnfId);
 
     /**
+     * Invoke a query for a generic VNF with the given selfLink
+     *
+     * @param selfLink the selfLink
+     * @return the matching generic vnfs
+     */
+    List<GenericVnf> invokeQueryGenericVnf(final String selfLink);
+
+    /**
      * Invoke a GET request for the VNFMs.
      *
      * @return the VNFMs
@@ -70,6 +80,18 @@ public interface AaiServiceProvider {
     void invokePutGenericVnf(GenericVnf vnf);
 
     /**
+     * Invoke a PUT request for a vserver.
+     *
+     * @param cloudOwner the cloud owner
+     * @param cloudRegion the cloud region
+     * @param tenantId the ID of the tenant
+     * @param vserver the vserver
+     * @return
+     */
+    void invokePutVserver(final String cloudOwner, final String cloudRegion, final String tenantId,
+            final Vserver vserver);
+
+    /**
      * Invoke a GET request for the a tenant.
      *
      * @param cloudOwner the cloud owner
diff --git a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiServiceProviderImpl.java b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiServiceProviderImpl.java
index fa0dcf07f1..364a6415a8 100644
--- a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiServiceProviderImpl.java
+++ b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/extclients/aai/AaiServiceProviderImpl.java
@@ -20,11 +20,13 @@
 
 package org.onap.so.adapters.vnfmadapter.extclients.aai;
 
+import java.util.List;
 import org.onap.aai.domain.yang.EsrSystemInfoList;
 import org.onap.aai.domain.yang.EsrVnfm;
 import org.onap.aai.domain.yang.EsrVnfmList;
 import org.onap.aai.domain.yang.GenericVnf;
 import org.onap.aai.domain.yang.Tenant;
+import org.onap.aai.domain.yang.Vserver;
 import org.onap.so.client.aai.AAIObjectType;
 import org.onap.so.client.aai.entities.uri.AAIUriFactory;
 import org.slf4j.Logger;
@@ -54,6 +56,17 @@ public class AaiServiceProviderImpl implements AaiServiceProvider {
     }
 
     @Override
+    public List<GenericVnf> invokeQueryGenericVnf(final String selfLink) {
+        return aaiClientProvider.getAaiClient()
+                .get(List.class,
+                        AAIUriFactory.createResourceUri(AAIObjectType.GENERIC_VNFS).queryParam("selflink", selfLink))
+                .orElseGet(() -> {
+                    logger.debug("No vnf found in AAI with selflink: {}", selfLink);
+                    return null;
+                });
+    }
+
+    @Override
     public EsrVnfmList invokeGetVnfms() {
         return aaiClientProvider.getAaiClient()
                 .get(EsrVnfmList.class, AAIUriFactory.createResourceUri(AAIObjectType.VNFM_LIST)).orElseGet(() -> {
@@ -89,6 +102,13 @@ public class AaiServiceProviderImpl implements AaiServiceProvider {
     }
 
     @Override
+    public void invokePutVserver(final String cloudOwner, final String cloudRegion, final String tenant,
+            final Vserver vserver) {
+        aaiClientProvider.getAaiClient().update(AAIUriFactory.createResourceUri(AAIObjectType.VSERVER, cloudOwner,
+                cloudRegion, tenant, vserver.getVserverId()), vserver);
+    }
+
+    @Override
     public Tenant invokeGetTenant(final String cloudOwner, final String cloudRegion, final String tenantId) {
         return aaiClientProvider.getAaiClient()
                 .get(Tenant.class,
diff --git a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/notificationhandling/NotificationHandler.java b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/notificationhandling/NotificationHandler.java
new file mode 100644
index 0000000000..36b197dd06
--- /dev/null
+++ b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/notificationhandling/NotificationHandler.java
@@ -0,0 +1,159 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.adapters.vnfmadapter.notificationhandling;
+
+import static org.slf4j.LoggerFactory.getLogger;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import org.json.JSONException;
+import org.json.JSONObject;
+import org.onap.aai.domain.yang.GenericVnf;
+import org.onap.aai.domain.yang.Vserver;
+import org.onap.so.adapters.vnfmadapter.extclients.aai.AaiHelper;
+import org.onap.so.adapters.vnfmadapter.extclients.aai.AaiServiceProvider;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification.OperationStateEnum;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201VimConnectionInfo;
+import org.slf4j.Logger;
+
+/**
+ * Performs updates to AAI based on a received notification. The updates are executed in a separate
+ * thread so as the notification response to the VNFM is not delayed.
+ */
+public class NotificationHandler implements Runnable {
+    private static Logger logger = getLogger(NotificationHandler.class);
+    private final VnfLcmOperationOccurrenceNotification vnfLcmOperationOccurrenceNotification;
+    private final AaiHelper aaiHelper;
+    private final AaiServiceProvider aaiServiceProvider;
+
+
+    private final InlineResponse201 vnfInstance;
+
+    public NotificationHandler(final VnfLcmOperationOccurrenceNotification vnfLcmOperationOccurrenceNotification,
+            final AaiHelper aaiHelper, final AaiServiceProvider aaiServiceProvider,
+            final InlineResponse201 vnfInstance) {
+        this.vnfLcmOperationOccurrenceNotification = vnfLcmOperationOccurrenceNotification;
+        this.aaiHelper = aaiHelper;
+        this.aaiServiceProvider = aaiServiceProvider;
+        this.vnfInstance = vnfInstance;
+    }
+
+    @Override
+    public void run() {
+        try {
+            if (vnfLcmOperationOccurrenceNotification.getOperationState().equals(OperationStateEnum.COMPLETED)) {
+                final GenericVnf genericVnf =
+                        aaiServiceProvider.invokeQueryGenericVnf(vnfInstance.getLinks().getSelf().getHref()).get(0);
+
+                switch (vnfLcmOperationOccurrenceNotification.getOperation()) {
+                    case INSTANTIATE:
+                        handleVnfInstantiated(genericVnf);
+                        break;
+                    default:
+                }
+            }
+        } catch (final Exception exception) {
+            logger.error("Error encountered handling notification, AAI may not be updated correctly "
+                    + vnfLcmOperationOccurrenceNotification, exception);
+        }
+    }
+
+    private void handleVnfInstantiated(final GenericVnf genericVnf) {
+        final String ipAddress = getOamIpAddress(vnfInstance);
+        logger.debug("Updating " + genericVnf.getVnfId() + " with VNF OAM IP ADDRESS: " + ipAddress);
+        genericVnf.setIpv4OamAddress(ipAddress);
+        genericVnf.setOrchestrationStatus("Created");
+
+        aaiServiceProvider.invokePutGenericVnf(genericVnf);
+
+        updateVservers(vnfLcmOperationOccurrenceNotification, genericVnf.getVnfId(),
+                vnfInstance.getVimConnectionInfo());
+
+        logger.debug("Finished handling notification for vnfm: " + vnfInstance.getId());
+    }
+
+    private String getOamIpAddress(final InlineResponse201 vnfInstance) {
+        try {
+            logger.debug("ConfigurableProperties: " + vnfInstance.getVnfConfigurableProperties());
+            if (vnfInstance.getVnfConfigurableProperties() == null) {
+                logger.warn("No ConfigurableProperties, cannot set OAM IP Address");
+                return null;
+            }
+            final JSONObject properties = new JSONObject((Map) vnfInstance.getVnfConfigurableProperties());
+            return properties.get("vnfIpAddress").toString();
+        } catch (final JSONException jsonException) {
+            logger.error("Error getting vnfIpAddress", jsonException);
+            return null;
+        }
+    }
+
+    private void updateVservers(final VnfLcmOperationOccurrenceNotification notification, final String vnfId,
+            final List<InlineResponse201VimConnectionInfo> vnfInstancesVimConnectionInfo) {
+        final Map<String, InlineResponse201VimConnectionInfo> vimConnectionIdToVimConnectionInfo = new HashMap<>();
+        for (final InlineResponse201VimConnectionInfo vimConnectionInfo : vnfInstancesVimConnectionInfo) {
+            vimConnectionIdToVimConnectionInfo.put(vimConnectionInfo.getId(), vimConnectionInfo);
+        }
+
+        for (final LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs vnfc : notification.getAffectedVnfcs()) {
+
+            switch (vnfc.getChangeType()) {
+                case ADDED:
+                    final Vserver vserver = aaiHelper.createVserver(vnfc);
+                    aaiHelper.addRelationshipFromVserverVnfToGenericVnf(vserver, vnfId);
+                    final InlineResponse201VimConnectionInfo vimConnectionInfo =
+                            getVimConnectionInfo(vimConnectionIdToVimConnectionInfo, vnfc);
+                    aaiServiceProvider.invokePutVserver(getCloudOwner(vimConnectionInfo),
+                            getCloudRegion(vimConnectionInfo), getTenant(vimConnectionInfo), vserver);
+                    break;
+                case REMOVED:
+                case MODIFIED:
+                case TEMPORARY:
+                default:
+            }
+        }
+    }
+
+    private InlineResponse201VimConnectionInfo getVimConnectionInfo(
+            final Map<String, InlineResponse201VimConnectionInfo> vimConnectionIdToVimConnectionInfo,
+            final LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs vnfc) {
+        final String vimConnectionId = vnfc.getComputeResource().getVimConnectionId();
+        return vimConnectionIdToVimConnectionInfo.get(vimConnectionId);
+    }
+
+    private String getCloudOwner(final InlineResponse201VimConnectionInfo vimConnectionInfo) {
+        final String vimId = vimConnectionInfo.getVimId();
+        return vimId.substring(0, vimId.indexOf("_"));
+    }
+
+    private String getCloudRegion(final InlineResponse201VimConnectionInfo vimConnectionInfo) {
+        final String vimId = vimConnectionInfo.getVimId();
+        return vimId.substring(vimId.indexOf("_") + 1);
+    }
+
+    private String getTenant(final InlineResponse201VimConnectionInfo vimConnectionInfo) {
+        final JSONObject vimConnectionJsonObject = new JSONObject(vimConnectionInfo);
+        return vimConnectionJsonObject.getJSONObject("accessInfo").get("projectId").toString();
+    }
+
+}
diff --git a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/rest/Sol003LcnContoller.java b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/rest/Sol003LcnContoller.java
new file mode 100644
index 0000000000..60f3f51e52
--- /dev/null
+++ b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/main/java/org/onap/so/adapters/vnfmadapter/rest/Sol003LcnContoller.java
@@ -0,0 +1,107 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.adapters.vnfmadapter.rest;
+
+import static org.onap.so.adapters.vnfmadapter.Constants.BASE_URL;
+import static org.slf4j.LoggerFactory.getLogger;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import javax.ws.rs.core.MediaType;
+import org.onap.so.adapters.vnfmadapter.extclients.aai.AaiHelper;
+import org.onap.so.adapters.vnfmadapter.extclients.aai.AaiServiceProvider;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.VnfmServiceProvider;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfIdentifierCreationNotification;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfIdentifierDeletionNotification;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification.OperationEnum;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification.OperationStateEnum;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201;
+import org.onap.so.adapters.vnfmadapter.notificationhandling.NotificationHandler;
+import org.slf4j.Logger;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+import org.springframework.stereotype.Controller;
+import org.springframework.web.bind.annotation.PostMapping;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestMapping;
+
+/**
+ * Controller for handling notifications from the VNFM (Virtual Network Function Manager).
+ */
+@Controller
+@RequestMapping(value = BASE_URL, produces = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML},
+        consumes = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
+public class Sol003LcnContoller {
+    private static Logger logger = getLogger(Sol003LcnContoller.class);
+    private static final String LOG_LCN_RECEIVED = "LCN received from VNFM: ";
+    private final AaiServiceProvider aaiServiceProvider;
+    private final AaiHelper aaiHelper;
+    private final VnfmServiceProvider vnfmServiceProvider;
+    private final ExecutorService executor = Executors.newCachedThreadPool();
+
+    @Autowired
+    Sol003LcnContoller(final AaiServiceProvider aaiServiceProvider, final AaiHelper aaiHelper,
+            final VnfmServiceProvider vnfmServiceProvider) {
+        this.aaiServiceProvider = aaiServiceProvider;
+        this.aaiHelper = aaiHelper;
+        this.vnfmServiceProvider = vnfmServiceProvider;
+    }
+
+    @PostMapping(value = "/lcn/VnfIdentifierCreationNotification")
+    public ResponseEntity<Void> lcnVnfIdentifierCreationNotificationPost(
+            @RequestBody final VnfIdentifierCreationNotification vnfIdentifierCreationNotification) {
+        logger.info(LOG_LCN_RECEIVED + vnfIdentifierCreationNotification);
+        return new ResponseEntity<>(HttpStatus.NO_CONTENT);
+    }
+
+    @PostMapping(value = "/lcn/VnfIdentifierDeletionNotification")
+    public ResponseEntity<Void> lcnVnfIdentifierDeletionNotificationPost(
+            @RequestBody final VnfIdentifierDeletionNotification vnfIdentifierDeletionNotification) {
+        logger.info(LOG_LCN_RECEIVED + vnfIdentifierDeletionNotification);
+        return new ResponseEntity<>(HttpStatus.NO_CONTENT);
+    }
+
+    @PostMapping(value = "/lcn/VnfLcmOperationOccurrenceNotification")
+    public ResponseEntity<Void> lcnVnfLcmOperationOccurrenceNotificationPost(
+            @RequestBody final VnfLcmOperationOccurrenceNotification vnfLcmOperationOccurrenceNotification) {
+        logger.info(LOG_LCN_RECEIVED + vnfLcmOperationOccurrenceNotification);
+
+        final OperationEnum operation = vnfLcmOperationOccurrenceNotification.getOperation();
+        if ((operation.equals(OperationEnum.INSTANTIATE))
+                && vnfLcmOperationOccurrenceNotification.getOperationState().equals(OperationStateEnum.COMPLETED)) {
+            final InlineResponse201 vnfInstance = getVnfInstance(vnfLcmOperationOccurrenceNotification);
+            final NotificationHandler handler = new NotificationHandler(vnfLcmOperationOccurrenceNotification,
+                    aaiHelper, aaiServiceProvider, vnfInstance);
+            executor.execute(handler);
+        }
+
+        logger.info("Sending notification response");
+        return new ResponseEntity<>(HttpStatus.NO_CONTENT);
+    }
+
+    private InlineResponse201 getVnfInstance(
+            final VnfLcmOperationOccurrenceNotification vnfLcmOperationOccurrenceNotification) {
+        return vnfmServiceProvider.getVnf(vnfLcmOperationOccurrenceNotification.getLinks().getVnfInstance().getHref())
+                .get();
+    }
+
+}
diff --git a/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/test/java/org/onap/so/adapters/vnfmadapter/rest/Sol003LcnControllerTest.java b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/test/java/org/onap/so/adapters/vnfmadapter/rest/Sol003LcnControllerTest.java
new file mode 100644
index 0000000000..b3fbcaa3b4
--- /dev/null
+++ b/adapters/mso-vnfm-adapter/mso-vnfm-etsi-adapter/src/test/java/org/onap/so/adapters/vnfmadapter/rest/Sol003LcnControllerTest.java
@@ -0,0 +1,255 @@
+/*-
+ * ============LICENSE_START=======================================================
+ *  Copyright (C) 2019 Nordix Foundation.
+ * ================================================================================
+ * 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.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.so.adapters.vnfmadapter.rest;
+
+import static org.junit.Assert.assertEquals;
+import static org.mockito.ArgumentMatchers.eq;
+import static org.mockito.Mockito.doReturn;
+import static org.mockito.Mockito.timeout;
+import static org.mockito.Mockito.verify;
+import static org.onap.so.client.RestTemplateConfig.CONFIGURABLE_REST_TEMPLATE;
+import static org.springframework.test.web.client.match.MockRestRequestMatchers.requestTo;
+import static org.springframework.test.web.client.response.MockRestResponseCreators.withSuccess;
+import com.google.gson.Gson;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Optional;
+import org.hamcrest.BaseMatcher;
+import org.hamcrest.Description;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.ArgumentCaptor;
+import org.mockito.hamcrest.MockitoHamcrest;
+import org.onap.aai.domain.yang.GenericVnf;
+import org.onap.aai.domain.yang.Relationship;
+import org.onap.aai.domain.yang.Vserver;
+import org.onap.so.adapters.vnfmadapter.VnfmAdapterApplication;
+import org.onap.so.adapters.vnfmadapter.extclients.vim.model.AccessInfo;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs.ChangeTypeEnum;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.LcnVnfLcmOperationOccurrenceNotificationComputeResource;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.LcnVnfLcmOperationOccurrenceNotificationLinks;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.LcnVnfLcmOperationOccurrenceNotificationLinksVnfInstance;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfIdentifierCreationNotification;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification.OperationEnum;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification.OperationStateEnum;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201Links;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201LinksSelf;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201VimConnectionInfo;
+import org.onap.so.client.aai.AAIResourcesClient;
+import org.onap.so.client.aai.entities.uri.AAIResourceUri;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Qualifier;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.boot.test.context.SpringBootTest.WebEnvironment;
+import org.springframework.boot.test.mock.mockito.MockBean;
+import org.springframework.boot.web.server.LocalServerPort;
+import org.springframework.http.HttpStatus;
+import org.springframework.http.MediaType;
+import org.springframework.http.ResponseEntity;
+import org.springframework.test.context.ActiveProfiles;
+import org.springframework.test.context.junit4.SpringRunner;
+import org.springframework.test.web.client.MockRestServiceServer;
+import org.springframework.web.client.RestTemplate;
+
+
+@RunWith(SpringRunner.class)
+@SpringBootTest(classes = VnfmAdapterApplication.class, webEnvironment = WebEnvironment.RANDOM_PORT)
+@ActiveProfiles("test")
+public class Sol003LcnControllerTest {
+
+    private static final String CLOUD_OWNER = "myTestCloudOwner";
+    private static final String REGION = "myTestRegion";
+    private static final String TENANT_ID = "myTestTenantId";
+
+    @LocalServerPort
+    private int port;
+    @Autowired
+    @Qualifier(CONFIGURABLE_REST_TEMPLATE)
+    private RestTemplate testRestTemplate;
+    private MockRestServiceServer mockRestServer;
+
+    @MockBean
+    private AAIResourcesClient aaiResourcesClient;
+
+    @Autowired
+    private Sol003LcnContoller controller;
+    private final Gson gson = new Gson();
+
+    @Before
+    public void setUp() throws Exception {
+        mockRestServer = MockRestServiceServer.bindTo(testRestTemplate).build();
+    }
+
+    @Test
+    public void lcnNotification_IdentifierCreated_Returns204() throws URISyntaxException, InterruptedException {
+        final VnfIdentifierCreationNotification vnfIdentifierCreationNotification =
+                new VnfIdentifierCreationNotification();
+        final ResponseEntity<Void> response =
+                controller.lcnVnfIdentifierCreationNotificationPost(vnfIdentifierCreationNotification);
+        assertEquals(HttpStatus.NO_CONTENT, response.getStatusCode());
+    }
+
+    @Test
+    public void lcnNotification_IdentifierDeleted_Returns204() throws URISyntaxException, InterruptedException {
+        final VnfIdentifierCreationNotification vnfIdentifierCreationNotification =
+                new VnfIdentifierCreationNotification();
+        final ResponseEntity<Void> response =
+                controller.lcnVnfIdentifierCreationNotificationPost(vnfIdentifierCreationNotification);
+        assertEquals(HttpStatus.NO_CONTENT, response.getStatusCode());
+    }
+
+    @Test
+    public void lcnNotification_InstantiateCompleted_AaiUpdated() throws URISyntaxException, InterruptedException {
+        final VnfLcmOperationOccurrenceNotification vnfLcmOperationOccurrenceNotification = createNotification();
+        final InlineResponse201 vnfInstance = createVnfInstance();
+
+        mockRestServer.expect(requestTo(new URI("http://vnfm:8080/vnfs/myTestVnfIdOnVnfm")))
+                .andRespond(withSuccess(gson.toJson(vnfInstance), MediaType.APPLICATION_JSON));
+
+        final GenericVnf genericVnf = createGenericVnf("vnfmType1");
+        final List<GenericVnf> genericVnfs = new ArrayList<>();
+        genericVnfs.add(genericVnf);
+        doReturn(Optional.of(genericVnfs)).when(aaiResourcesClient).get(eq(List.class),
+                MockitoHamcrest.argThat(new AaiResourceUriMatcher(
+                        "/network/generic-vnfs?selflink=http%3A%2F%2Fvnfm%3A8080%2Fvnfs%2FmyTestVnfIdOnVnfm")));
+
+        final ResponseEntity<Void> response =
+                controller.lcnVnfLcmOperationOccurrenceNotificationPost(vnfLcmOperationOccurrenceNotification);
+        assertEquals(HttpStatus.NO_CONTENT, response.getStatusCode());
+
+        final ArgumentCaptor<Object> bodyArgument = ArgumentCaptor.forClass(Object.class);
+        final ArgumentCaptor<AAIResourceUri> uriArgument = ArgumentCaptor.forClass(AAIResourceUri.class);
+
+        verify(aaiResourcesClient, timeout(1000).times(2)).update(uriArgument.capture(), bodyArgument.capture());
+
+        assertEquals("/network/generic-vnfs/generic-vnf/myTestVnfId",
+                uriArgument.getAllValues().get(0).build().toString());
+        final GenericVnf updatedGenericVnf = (GenericVnf) bodyArgument.getAllValues().get(0);
+        assertEquals("10.10.10.10", updatedGenericVnf.getIpv4OamAddress());
+        assertEquals("Created", updatedGenericVnf.getOrchestrationStatus());
+
+        assertEquals(
+                "/cloud-infrastructure/cloud-regions/cloud-region/" + CLOUD_OWNER + "/" + REGION + "/tenants/tenant/"
+                        + TENANT_ID + "/vservers/vserver/myVnfc1",
+                uriArgument.getAllValues().get(1).build().toString());
+
+        final Vserver vserver = (Vserver) bodyArgument.getAllValues().get(1);
+        assertEquals("myVnfc1", vserver.getVserverId());
+        final Relationship relationship = vserver.getRelationshipList().getRelationship().get(0);
+        assertEquals("generic-vnf", relationship.getRelatedTo());
+        assertEquals("tosca.relationships.HostedOn", relationship.getRelationshipLabel());
+        assertEquals("/aai/v15/network/generic-vnfs/generic-vnf/myTestVnfId", relationship.getRelatedLink());
+        assertEquals("generic-vnf.vnf-id", relationship.getRelationshipData().get(0).getRelationshipKey());
+        assertEquals("myTestVnfId", relationship.getRelationshipData().get(0).getRelationshipValue());
+    }
+
+    private VnfLcmOperationOccurrenceNotification createNotification() {
+        final VnfLcmOperationOccurrenceNotification notification = new VnfLcmOperationOccurrenceNotification();
+        notification.setOperation(OperationEnum.INSTANTIATE);
+        notification.setOperationState(OperationStateEnum.COMPLETED);
+
+        final LcnVnfLcmOperationOccurrenceNotificationLinksVnfInstance linkToVnfInstance =
+                new LcnVnfLcmOperationOccurrenceNotificationLinksVnfInstance()
+                        .href("http://vnfm:8080/vnfs/myTestVnfIdOnVnfm");
+        final LcnVnfLcmOperationOccurrenceNotificationLinks operationLinks =
+                new LcnVnfLcmOperationOccurrenceNotificationLinks().vnfInstance(linkToVnfInstance);
+        notification.setLinks(operationLinks);
+
+        final List<LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs> affectedVnfcs = new ArrayList<>();;
+        final LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs vnfc =
+                new LcnVnfLcmOperationOccurrenceNotificationAffectedVnfcs();
+        vnfc.changeType(ChangeTypeEnum.ADDED);
+        final LcnVnfLcmOperationOccurrenceNotificationComputeResource computeResource =
+                new LcnVnfLcmOperationOccurrenceNotificationComputeResource();
+        computeResource.setResourceId("myVnfc1");
+        computeResource.setVimConnectionId(CLOUD_OWNER + "_" + REGION);
+        vnfc.setComputeResource(computeResource);
+        affectedVnfcs.add(vnfc);
+        notification.setAffectedVnfcs(affectedVnfcs);
+        return notification;
+    }
+
+    private InlineResponse201 createVnfInstance() {
+        final InlineResponse201 vnfInstance = new InlineResponse201();
+        final InlineResponse201LinksSelf selfLink = new InlineResponse201LinksSelf();
+        selfLink.setHref("http://vnfm:8080/vnfs/myTestVnfIdOnVnfm");
+        final InlineResponse201Links VnfInstancelinks = new InlineResponse201Links();
+        VnfInstancelinks.setSelf(selfLink);
+        vnfInstance.setLinks(VnfInstancelinks);
+
+        final Map<String, String> vnfConfigurableProperties = new HashMap<>();
+        vnfConfigurableProperties.put("vnfIpAddress", "10.10.10.10");
+        vnfInstance.setVnfConfigurableProperties(vnfConfigurableProperties);
+
+        final List<InlineResponse201VimConnectionInfo> vimConnectionInfo = new ArrayList<>();;
+        final InlineResponse201VimConnectionInfo vimConnection = new InlineResponse201VimConnectionInfo();
+        vimConnection.setVimId(CLOUD_OWNER + "_" + REGION);
+        vimConnection.setId(CLOUD_OWNER + "_" + REGION);
+        final AccessInfo accessInfo = new AccessInfo();
+        accessInfo.setProjectId(TENANT_ID);
+        vimConnection.setAccessInfo(accessInfo);
+        vimConnectionInfo.add(vimConnection);
+        vnfInstance.setVimConnectionInfo(vimConnectionInfo);
+        return vnfInstance;
+    }
+
+    private GenericVnf createGenericVnf(final String type) {
+        final GenericVnf genericVnf = new GenericVnf();
+        genericVnf.setVnfId("myTestVnfId");
+        genericVnf.setNfType(type);
+        return genericVnf;
+    }
+
+    private class AaiResourceUriMatcher extends BaseMatcher<AAIResourceUri> {
+
+        final String uriAsString;
+
+        public AaiResourceUriMatcher(final String uriAsString) {
+            this.uriAsString = uriAsString;
+        }
+
+        @Override
+        public boolean matches(final Object item) {
+            if (item instanceof AAIResourceUri) {
+                if (uriAsString.endsWith("...")) {
+                    return ((AAIResourceUri) item).build().toString()
+                            .startsWith(uriAsString.substring(0, uriAsString.indexOf("...")));
+                }
+                return ((AAIResourceUri) item).build().toString().equals(uriAsString);
+            }
+            return false;
+        }
+
+        @Override
+        public void describeTo(final Description description) {}
+
+    }
+
+
+}