plans/so/integration-etsi-testing/so-simulators/vnfm-simulator/vnfm-service/src/main/java/org/onap/so/svnfm/simulator/services/SvnfmService.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  *  Copyright (C) 2019 Nordix Foundation.
   4  * ================================================================================
   5  * Licensed under the Apache License, Version 2.0 (the "License");
   6  * you may not use this file except in compliance with the License.
   7  * You may obtain a copy of the License at
   8  *
   9  *      http://www.apache.org/licenses/LICENSE-2.0
  10  *
  11  * Unless required by applicable law or agreed to in writing, software
  12  * distributed under the License is distributed on an "AS IS" BASIS,
  13  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  14  * See the License for the specific language governing permissions and
  15  * limitations under the License.
  16  *
  17  * SPDX-License-Identifier: Apache-2.0
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.so.svnfm.simulator.services;
  22
  23 import java.lang.reflect.InvocationTargetException;
  24 import java.util.List;
  25 import java.util.UUID;
  26 import java.util.concurrent.ExecutorService;
  27 import java.util.concurrent.Executors;
  28 import org.modelmapper.ModelMapper;
  29 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.CreateVnfRequest;
  30 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse200;
  31 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201;
  32 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201.InstantiationStateEnum;
  33 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201InstantiatedVnfInfo;
  34 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201VimConnectionInfo;
  35 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.LccnSubscriptionRequest;
  36 import org.onap.so.svnfm.simulator.model.Vnfds;
  37 import org.onap.so.svnfm.simulator.notifications.VnfInstantiationNotification;
  38 import org.onap.so.svnfm.simulator.notifications.VnfmAdapterCreationNotification;
  39 import org.onap.so.svnfm.simulator.repository.VnfOperationRepository;
  40 import org.onap.so.svnfm.simulator.repository.VnfmRepository;
  41 import org.onap.so.svnfm.simulator.config.ApplicationConfig;
  42 import org.onap.so.svnfm.simulator.constants.Constant;
  43 import org.onap.so.svnfm.simulator.model.VnfInstance;
  44 import org.onap.so.svnfm.simulator.model.VnfOperation;
  45 import org.slf4j.Logger;
  46 import org.slf4j.LoggerFactory;
  47 import org.springframework.beans.factory.annotation.Autowired;
  48 import org.springframework.cache.Cache;
  49 import org.springframework.cache.CacheManager;
  50 import org.springframework.cache.annotation.CachePut;
  51 import org.springframework.cache.support.SimpleValueWrapper;
  52 import org.springframework.stereotype.Service;
  53
  54 /**
  55  *
  56  * @author Lathishbabu Ganesan (lathishbabu.ganesan@est.tech)
  57  * @author Ronan Kenny (ronan.kenny@est.tech)
  58  */
  59 @Service
  60 public class SvnfmService {
  61
  62     private VnfmRepository vnfmRepository;
  63     private VnfOperationRepository vnfOperationRepository;
  64     private VnfmHelper vnfmHelper;
  65     private ApplicationConfig applicationConfig;
  66     private CacheManager cacheManager;
  67     private Vnfds vnfds;
  68     private SubscriptionService subscriptionService;
  69
  70     private final ExecutorService executor = Executors.newCachedThreadPool();
  71
  72     private static final Logger LOGGER = LoggerFactory.getLogger(SvnfmService.class);
  73
  74     @Autowired
  75     public SvnfmService(VnfmRepository vnfmRepository, VnfOperationRepository vnfOperationRepository,
  76             VnfmHelper vnfmHelper, ApplicationConfig applicationConfig, CacheManager cacheManager, Vnfds vnfds,
  77             SubscriptionService subscriptionService) {
  78         this.vnfmRepository = vnfmRepository;
  79         this.vnfOperationRepository = vnfOperationRepository;
  80         this.vnfmHelper = vnfmHelper;
  81         this.applicationConfig = applicationConfig;
  82         this.cacheManager = cacheManager;
  83         this.vnfds = vnfds;
  84         this.subscriptionService = subscriptionService;
  85     }
  86
  87     public InlineResponse201 createVnf(final CreateVnfRequest createVNFRequest, final String id) {
  88         InlineResponse201 inlineResponse201 = null;
  89         try {
  90             final VnfInstance vnfInstance = vnfmHelper.createVnfInstance(createVNFRequest, id);
  91             vnfmRepository.save(vnfInstance);
  92             final Thread creationNotification = new Thread(new VnfmAdapterCreationNotification());
  93             creationNotification.start();
  94             inlineResponse201 = vnfmHelper.getInlineResponse201(vnfInstance);
  95             LOGGER.debug("Response from Create VNF {}", inlineResponse201);
  96         } catch (IllegalAccessException | InvocationTargetException e) {
  97             LOGGER.error("Failed in Create Vnf", e);
  98         }
  99         return inlineResponse201;
 100     }
 101
 102     @CachePut(value = Constant.IN_LINE_RESPONSE_201_CACHE, key = "#id")
 103     public void updateVnf(final InstantiationStateEnum instantiationState,
 104             final InlineResponse201InstantiatedVnfInfo instantiatedVnfInfo, final String id,
 105             final List<InlineResponse201VimConnectionInfo> vimConnectionInfo) {
 106         final InlineResponse201 vnf = getVnf(id);
 107         vnf.setInstantiatedVnfInfo(instantiatedVnfInfo);
 108         vnf.setInstantiationState(instantiationState);
 109         vnf.setVimConnectionInfo(vimConnectionInfo);
 110     }
 111
 112     public String instantiateVnf(final String vnfId) {
 113         final VnfOperation vnfOperation = buildVnfOperation(InlineResponse200.OperationEnum.INSTANTIATE, vnfId);
 114         vnfOperationRepository.save(vnfOperation);
 115         executor.submit(new InstantiateOperationProgressor(vnfOperation, this, vnfOperationRepository,
 116                 applicationConfig, vnfds, subscriptionService));
 117         return vnfOperation.getId();
 118     }
 119
 120     private VnfOperation buildVnfOperation(final InlineResponse200.OperationEnum operation, final String vnfId) {
 121         final VnfOperation vnfOperation = new VnfOperation();
 122         vnfOperation.setId(UUID.randomUUID().toString());
 123         vnfOperation.setOperation(operation);
 124         vnfOperation.setOperationState(InlineResponse200.OperationStateEnum.STARTING);
 125         vnfOperation.setVnfInstanceId(vnfId);
 126         return vnfOperation;
 127     }
 128
 129     public InlineResponse200 getOperationStatus(final String operationId) {
 130         LOGGER.info("Getting operation status with id: {}", operationId);
 131         final Thread instantiationNotification = new Thread(new VnfInstantiationNotification());
 132         instantiationNotification.start();
 133         for (final VnfOperation operation : vnfOperationRepository.findAll()) {
 134             LOGGER.info("Operation found: {}", operation);
 135             if (operation.getId().equals(operationId)) {
 136                 final ModelMapper modelMapper = new ModelMapper();
 137                 return modelMapper.map(operation, InlineResponse200.class);
 138             }
 139         }
 140         return null;
 141     }
 142
 143     public InlineResponse201 getVnf(final String vnfId) {
 144         final Cache ca = cacheManager.getCache(Constant.IN_LINE_RESPONSE_201_CACHE);
 145         if (ca == null)
 146             return null;
 147         final SimpleValueWrapper wrapper = (SimpleValueWrapper) ca.get(vnfId);
 148         if (wrapper == null)
 149             return null;
 150         final InlineResponse201 inlineResponse201 = (InlineResponse201) wrapper.get();
 151         if (inlineResponse201 != null) {
 152             LOGGER.info("Cache Read Successful");
 153             return inlineResponse201;
 154         }
 155         return null;
 156     }
 157
 158     public String terminateVnf(final String vnfId) {
 159         final VnfOperation vnfOperation = buildVnfOperation(InlineResponse200.OperationEnum.TERMINATE, vnfId);
 160         vnfOperationRepository.save(vnfOperation);
 161         executor.submit(new TerminateOperationProgressor(vnfOperation, this, vnfOperationRepository, applicationConfig,
 162                 vnfds, subscriptionService));
 163         return vnfOperation.getId();
 164     }
 165
 166     public void registerSubscription(final LccnSubscriptionRequest subscription) {
 167         subscriptionService.registerSubscription(subscription);
 168     }
 169 }