gerrit.onap Code Review - so.git/blob

   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.adapters.vnfmadapter.rest;
  22
  23 import static org.onap.so.adapters.vnfmadapter.Constants.BASE_URL;
  24 import static org.onap.so.adapters.vnfmadapter.Constants.OPERATION_NOTIFICATION_ENDPOINT;
  25 import static org.slf4j.LoggerFactory.getLogger;
  26 import java.util.concurrent.ExecutorService;
  27 import java.util.concurrent.Executors;
  28 import javax.ws.rs.core.MediaType;
  29 import org.onap.so.adapters.vnfmadapter.extclients.aai.AaiHelper;
  30 import org.onap.so.adapters.vnfmadapter.extclients.aai.AaiServiceProvider;
  31 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.VnfmServiceProvider;
  32 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfIdentifierCreationNotification;
  33 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfIdentifierDeletionNotification;
  34 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification;
  35 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification.OperationEnum;
  36 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.lcn.model.VnfLcmOperationOccurrenceNotification.OperationStateEnum;
  37 import org.onap.so.adapters.vnfmadapter.extclients.vnfm.model.InlineResponse201;
  38 import org.onap.so.adapters.vnfmadapter.jobmanagement.JobManager;
  39 import org.onap.so.adapters.vnfmadapter.notificationhandling.NotificationHandler;
  40 import org.slf4j.Logger;
  41 import org.springframework.beans.factory.annotation.Autowired;
  42 import org.springframework.http.HttpStatus;
  43 import org.springframework.http.ResponseEntity;
  44 import org.springframework.stereotype.Controller;
  45 import org.springframework.web.bind.annotation.PostMapping;
  46 import org.springframework.web.bind.annotation.RequestBody;
  47 import org.springframework.web.bind.annotation.RequestMapping;
  48
  49 /**
  50  * Controller for handling notifications from the VNFM (Virtual Network Function Manager).
  51  */
  52 @Controller
  53 @RequestMapping(value = BASE_URL, produces = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML},
  54         consumes = {MediaType.APPLICATION_JSON, MediaType.APPLICATION_XML})
  55 public class Sol003LcnContoller {
  56     private static Logger logger = getLogger(Sol003LcnContoller.class);
  57     private static final String LOG_LCN_RECEIVED = "LCN received from VNFM: ";
  58     private final AaiServiceProvider aaiServiceProvider;
  59     private final AaiHelper aaiHelper;
  60     private final VnfmServiceProvider vnfmServiceProvider;
  61     private final JobManager jobManager;
  62     private final ExecutorService executor = Executors.newCachedThreadPool();
  63
  64     @Autowired
  65     Sol003LcnContoller(final AaiServiceProvider aaiServiceProvider, final AaiHelper aaiHelper,
  66             final VnfmServiceProvider vnfmServiceProvider, final JobManager jobManager) {
  67         this.aaiServiceProvider = aaiServiceProvider;
  68         this.aaiHelper = aaiHelper;
  69         this.vnfmServiceProvider = vnfmServiceProvider;
  70         this.jobManager = jobManager;
  71     }
  72
  73     @PostMapping(value = "/lcn/VnfIdentifierCreationNotification")
  74     public ResponseEntity<Void> lcnVnfIdentifierCreationNotificationPost(
  75             @RequestBody final VnfIdentifierCreationNotification vnfIdentifierCreationNotification) {
  76         logger.info(LOG_LCN_RECEIVED + vnfIdentifierCreationNotification);
  77         return new ResponseEntity<>(HttpStatus.NO_CONTENT);
  78     }
  79
  80     @PostMapping(value = "/lcn/VnfIdentifierDeletionNotification")
  81     public ResponseEntity<Void> lcnVnfIdentifierDeletionNotificationPost(
  82             @RequestBody final VnfIdentifierDeletionNotification vnfIdentifierDeletionNotification) {
  83         logger.info(LOG_LCN_RECEIVED + vnfIdentifierDeletionNotification);
  84         return new ResponseEntity<>(HttpStatus.NO_CONTENT);
  85     }
  86
  87     @PostMapping(value = OPERATION_NOTIFICATION_ENDPOINT)
  88     public ResponseEntity<Void> lcnVnfLcmOperationOccurrenceNotificationPost(
  89             @RequestBody final VnfLcmOperationOccurrenceNotification vnfLcmOperationOccurrenceNotification) {
  90         logger.info(LOG_LCN_RECEIVED + vnfLcmOperationOccurrenceNotification);
  91
  92         if (isANotificationOfInterest(vnfLcmOperationOccurrenceNotification)) {
  93             final InlineResponse201 vnfInstance = getVnfInstance(vnfLcmOperationOccurrenceNotification);
  94             final NotificationHandler handler = new NotificationHandler(vnfLcmOperationOccurrenceNotification,
  95                     aaiHelper, aaiServiceProvider, vnfmServiceProvider, jobManager, vnfInstance);
  96             executor.execute(handler);
  97         }
  98
  99         logger.info("Sending notification response");
 100         return new ResponseEntity<>(HttpStatus.NO_CONTENT);
 101     }
 102
 103     private boolean isANotificationOfInterest(final VnfLcmOperationOccurrenceNotification notification) {
 104         return isInstanitiateCompleted(notification) || isTerminateTerminalState(notification);
 105     }
 106
 107     private boolean isInstanitiateCompleted(final VnfLcmOperationOccurrenceNotification notification) {
 108         return notification.getOperation().equals(OperationEnum.INSTANTIATE)
 109                 && notification.getOperationState().equals(OperationStateEnum.COMPLETED);
 110     }
 111
 112     private boolean isTerminateTerminalState(final VnfLcmOperationOccurrenceNotification notification) {
 113         return notification.getOperation().equals(OperationEnum.TERMINATE)
 114                 && (notification.getOperationState().equals(OperationStateEnum.COMPLETED)
 115                         || notification.getOperationState().equals(OperationStateEnum.FAILED)
 116                         || notification.getOperationState().equals(OperationStateEnum.ROLLED_BACK));
 117     }
 118
 119     private InlineResponse201 getVnfInstance(
 120             final VnfLcmOperationOccurrenceNotification vnfLcmOperationOccurrenceNotification) {
 121         return vnfmServiceProvider.getVnf(vnfLcmOperationOccurrenceNotification.getLinks().getVnfInstance().getHref())
 122                 .get();
 123     }
 124
 125 }