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