--- /dev/null
+/*-
+ * ============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.svnfm.simulator.services;
+
+import java.lang.reflect.InvocationTargetException;
+import java.util.List;
+import java.util.UUID;
+import java.util.concurrent.ExecutorService;
+import java.util.concurrent.Executors;
+import org.modelmapper.ModelMapper;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.CreateVnfRequest;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse200;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201.InstantiationStateEnum;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201InstantiatedVnfInfo;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201VimConnectionInfo;
+import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.LccnSubscriptionRequest;
+import org.onap.so.svnfm.simulator.model.Vnfds;
+import org.onap.so.svnfm.simulator.notifications.VnfInstantiationNotification;
+import org.onap.so.svnfm.simulator.notifications.VnfmAdapterCreationNotification;
+import org.onap.so.svnfm.simulator.repository.VnfOperationRepository;
+import org.onap.so.svnfm.simulator.repository.VnfmRepository;
+import org.onap.so.svnfm.simulator.config.ApplicationConfig;
+import org.onap.so.svnfm.simulator.constants.Constant;
+import org.onap.so.svnfm.simulator.model.VnfInstance;
+import org.onap.so.svnfm.simulator.model.VnfOperation;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.cache.Cache;
+import org.springframework.cache.CacheManager;
+import org.springframework.cache.annotation.CachePut;
+import org.springframework.cache.support.SimpleValueWrapper;
+import org.springframework.stereotype.Service;
+
+/**
+ *
+ * @author Lathishbabu Ganesan (lathishbabu.ganesan@est.tech)
+ * @author Ronan Kenny (ronan.kenny@est.tech)
+ */
+@Service
+public class SvnfmService {
+
+ private VnfmRepository vnfmRepository;
+ private VnfOperationRepository vnfOperationRepository;
+ private VnfmHelper vnfmHelper;
+ private ApplicationConfig applicationConfig;
+ private CacheManager cacheManager;
+ private Vnfds vnfds;
+ private SubscriptionService subscriptionService;
+
+ private final ExecutorService executor = Executors.newCachedThreadPool();
+
+ private static final Logger LOGGER = LoggerFactory.getLogger(SvnfmService.class);
+
+ @Autowired
+ public SvnfmService(VnfmRepository vnfmRepository, VnfOperationRepository vnfOperationRepository,
+ VnfmHelper vnfmHelper, ApplicationConfig applicationConfig, CacheManager cacheManager, Vnfds vnfds,
+ SubscriptionService subscriptionService) {
+ this.vnfmRepository = vnfmRepository;
+ this.vnfOperationRepository = vnfOperationRepository;
+ this.vnfmHelper = vnfmHelper;
+ this.applicationConfig = applicationConfig;
+ this.cacheManager = cacheManager;
+ this.vnfds = vnfds;
+ this.subscriptionService = subscriptionService;
+ }
+
+ public InlineResponse201 createVnf(final CreateVnfRequest createVNFRequest, final String id) {
+ InlineResponse201 inlineResponse201 = null;
+ try {
+ final VnfInstance vnfInstance = vnfmHelper.createVnfInstance(createVNFRequest, id);
+ vnfmRepository.save(vnfInstance);
+ final Thread creationNotification = new Thread(new VnfmAdapterCreationNotification());
+ creationNotification.start();
+ inlineResponse201 = vnfmHelper.getInlineResponse201(vnfInstance);
+ LOGGER.debug("Response from Create VNF {}", inlineResponse201);
+ } catch (IllegalAccessException | InvocationTargetException e) {
+ LOGGER.error("Failed in Create Vnf", e);
+ }
+ return inlineResponse201;
+ }
+
+ @CachePut(value = Constant.IN_LINE_RESPONSE_201_CACHE, key = "#id")
+ public void updateVnf(final InstantiationStateEnum instantiationState,
+ final InlineResponse201InstantiatedVnfInfo instantiatedVnfInfo, final String id,
+ final List<InlineResponse201VimConnectionInfo> vimConnectionInfo) {
+ final InlineResponse201 vnf = getVnf(id);
+ vnf.setInstantiatedVnfInfo(instantiatedVnfInfo);
+ vnf.setInstantiationState(instantiationState);
+ vnf.setVimConnectionInfo(vimConnectionInfo);
+ }
+
+ public String instantiateVnf(final String vnfId) {
+ final VnfOperation vnfOperation = buildVnfOperation(InlineResponse200.OperationEnum.INSTANTIATE, vnfId);
+ vnfOperationRepository.save(vnfOperation);
+ executor.submit(new InstantiateOperationProgressor(vnfOperation, this, vnfOperationRepository,
+ applicationConfig, vnfds, subscriptionService));
+ return vnfOperation.getId();
+ }
+
+ private VnfOperation buildVnfOperation(final InlineResponse200.OperationEnum operation, final String vnfId) {
+ final VnfOperation vnfOperation = new VnfOperation();
+ vnfOperation.setId(UUID.randomUUID().toString());
+ vnfOperation.setOperation(operation);
+ vnfOperation.setOperationState(InlineResponse200.OperationStateEnum.STARTING);
+ vnfOperation.setVnfInstanceId(vnfId);
+ return vnfOperation;
+ }
+
+ public InlineResponse200 getOperationStatus(final String operationId) {
+ LOGGER.info("Getting operation status with id: {}", operationId);
+ final Thread instantiationNotification = new Thread(new VnfInstantiationNotification());
+ instantiationNotification.start();
+ for (final VnfOperation operation : vnfOperationRepository.findAll()) {
+ LOGGER.info("Operation found: {}", operation);
+ if (operation.getId().equals(operationId)) {
+ final ModelMapper modelMapper = new ModelMapper();
+ return modelMapper.map(operation, InlineResponse200.class);
+ }
+ }
+ return null;
+ }
+
+ public InlineResponse201 getVnf(final String vnfId) {
+ final Cache ca = cacheManager.getCache(Constant.IN_LINE_RESPONSE_201_CACHE);
+ if (ca == null)
+ return null;
+ final SimpleValueWrapper wrapper = (SimpleValueWrapper) ca.get(vnfId);
+ if (wrapper == null)
+ return null;
+ final InlineResponse201 inlineResponse201 = (InlineResponse201) wrapper.get();
+ if (inlineResponse201 != null) {
+ LOGGER.info("Cache Read Successful");
+ return inlineResponse201;
+ }
+ return null;
+ }
+
+ public String terminateVnf(final String vnfId) {
+ final VnfOperation vnfOperation = buildVnfOperation(InlineResponse200.OperationEnum.TERMINATE, vnfId);
+ vnfOperationRepository.save(vnfOperation);
+ executor.submit(new TerminateOperationProgressor(vnfOperation, this, vnfOperationRepository, applicationConfig,
+ vnfds, subscriptionService));
+ return vnfOperation.getId();
+ }
+
+ public void registerSubscription(final LccnSubscriptionRequest subscription) {
+ subscriptionService.registerSubscription(subscription);
+ }
+}