1 files changed, 131 insertions, 0 deletions
diff --git a/so-etsi-sol003-adapter-lcm/so-etsi-sol003-adapter-lcm-service/src/main/java/org/onap/so/adapters/etsisol003adapter/lcm/rest/Sol003LcnContoller.java b/so-etsi-sol003-adapter-lcm/so-etsi-sol003-adapter-lcm-service/src/main/java/org/onap/so/adapters/etsisol003adapter/lcm/rest/Sol003LcnContoller.java
new file mode 100644
index 0000000..784fb8e
--- /dev/null
+++ b/so-etsi-sol003-adapter-lcm/so-etsi-sol003-adapter-lcm-service/src/main/java/org/onap/so/adapters/etsisol003adapter/lcm/rest/Sol003LcnContoller.java
@@ -0,0 +1,131 @@
+/*-
+ * ============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.etsisol003adapter.lcm.rest;
+
+import static org.onap.so.adapters.etsi.sol003.adapter.common.CommonConstants.BASE_URL;
+import static org.onap.so.adapters.etsisol003adapter.lcm.LifeCycleManagementConstants.OPERATION_NOTIFICATION_ENDPOINT;
+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.aai.domain.yang.EsrVnfm;
+import org.onap.aai.domain.yang.GenericVnf;
+import org.onap.so.adapters.etsisol003adapter.lcm.extclients.aai.AaiHelper;
+import org.onap.so.adapters.etsisol003adapter.lcm.extclients.aai.AaiServiceProvider;
+import org.onap.so.adapters.etsisol003adapter.lcm.extclients.vnfm.VnfmServiceProvider;
+import org.onap.so.adapters.etsisol003adapter.lcm.extclients.vnfm.model.InlineResponse201;
+import org.onap.so.adapters.etsisol003adapter.lcm.jobmanagement.JobManager;
+import org.onap.so.adapters.etsisol003adapter.lcm.lcn.model.VnfIdentifierCreationNotification;
+import org.onap.so.adapters.etsisol003adapter.lcm.lcn.model.VnfIdentifierDeletionNotification;
+import org.onap.so.adapters.etsisol003adapter.lcm.lcn.model.VnfLcmOperationOccurrenceNotification;
+import org.onap.so.adapters.etsisol003adapter.lcm.lcn.model.VnfLcmOperationOccurrenceNotification.OperationEnum;
+import org.onap.so.adapters.etsisol003adapter.lcm.lcn.model.VnfLcmOperationOccurrenceNotification.OperationStateEnum;
+import org.onap.so.adapters.etsisol003adapter.lcm.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 JobManager jobManager;
+    private final ExecutorService executor = Executors.newCachedThreadPool();
+
+    @Autowired
+    Sol003LcnContoller(final AaiServiceProvider aaiServiceProvider, final AaiHelper aaiHelper,
+            final VnfmServiceProvider vnfmServiceProvider, final JobManager jobManager) {
+        this.aaiServiceProvider = aaiServiceProvider;
+        this.aaiHelper = aaiHelper;
+        this.vnfmServiceProvider = vnfmServiceProvider;
+        this.jobManager = jobManager;
+    }
+
+    @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 = OPERATION_NOTIFICATION_ENDPOINT)
+    public ResponseEntity<Void> lcnVnfLcmOperationOccurrenceNotificationPost(
+            @RequestBody final VnfLcmOperationOccurrenceNotification vnfLcmOperationOccurrenceNotification) {
+        logger.info(LOG_LCN_RECEIVED + vnfLcmOperationOccurrenceNotification);
+
+        if (isANotificationOfInterest(vnfLcmOperationOccurrenceNotification)) {
+            final InlineResponse201 vnfInstance = getVnfInstance(vnfLcmOperationOccurrenceNotification);
+            final NotificationHandler handler = new NotificationHandler(vnfLcmOperationOccurrenceNotification,
+                    aaiHelper, aaiServiceProvider, vnfmServiceProvider, jobManager, vnfInstance);
+            executor.execute(handler);
+        }
+
+        logger.info("Sending notification response");
+        return new ResponseEntity<>(HttpStatus.NO_CONTENT);
+    }
+
+    private boolean isANotificationOfInterest(final VnfLcmOperationOccurrenceNotification notification) {
+        return isInstanitiateCompleted(notification) || isTerminateTerminalState(notification);
+    }
+
+    private boolean isInstanitiateCompleted(final VnfLcmOperationOccurrenceNotification notification) {
+        return notification.getOperation().equals(OperationEnum.INSTANTIATE)
+                && notification.getOperationState().equals(OperationStateEnum.COMPLETED);
+    }
+
+    private boolean isTerminateTerminalState(final VnfLcmOperationOccurrenceNotification notification) {
+        return notification.getOperation().equals(OperationEnum.TERMINATE)
+                && (notification.getOperationState().equals(OperationStateEnum.COMPLETED)
+                        || notification.getOperationState().equals(OperationStateEnum.FAILED)
+                        || notification.getOperationState().equals(OperationStateEnum.ROLLED_BACK));
+    }
+
+    private InlineResponse201 getVnfInstance(
+            final VnfLcmOperationOccurrenceNotification vnfLcmOperationOccurrenceNotification) {
+        final GenericVnf vnfInAai = aaiServiceProvider
+                .invokeQueryGenericVnf(vnfLcmOperationOccurrenceNotification.getLinks().getVnfInstance().getHref())
+                .getGenericVnf().get(0);
+        final EsrVnfm vnfm = aaiHelper.getAssignedVnfm(vnfInAai);
+        return vnfmServiceProvider
+                .getVnf(vnfm, vnfLcmOperationOccurrenceNotification.getLinks().getVnfInstance().getHref()).get();
+    }
+
+}