servicehandler/src/main/java/org/opendaylight/transportpce/servicehandler/listeners/RendererListenerImpl.java

   1 /*
   2  * Copyright © 2017 Orange, Inc. and others.  All rights reserved.
   3  *
   4  * This program and the accompanying materials are made available under the
   5  * terms of the Eclipse Public License v1.0 which accompanies this distribution,
   6  * and is available at http://www.eclipse.org/legal/epl-v10.html
   7  */
   8 package org.opendaylight.transportpce.servicehandler.listeners;
   9
  10 import edu.umd.cs.findbugs.annotations.SuppressFBWarnings;
  11 import org.opendaylight.mdsal.binding.api.NotificationPublishService;
  12 import org.opendaylight.transportpce.common.OperationResult;
  13 import org.opendaylight.transportpce.pce.service.PathComputationService;
  14 import org.opendaylight.transportpce.servicehandler.ServiceInput;
  15 import org.opendaylight.transportpce.servicehandler.service.PCEServiceWrapper;
  16 import org.opendaylight.transportpce.servicehandler.service.ServiceDataStoreOperations;
  17 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceRpcResultSp;
  18 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.TransportpceRendererListener;
  19 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.ServiceNotificationTypes;
  20 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.state.types.rev181130.State;
  21 import org.opendaylight.yang.gen.v1.http.org.openroadm.equipment.states.types.rev181130.AdminStates;
  22 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.RpcStatusEx;
  23 import org.slf4j.Logger;
  24 import org.slf4j.LoggerFactory;
  25
  26 /**
  27  * Calls to listen to Renderer notifications.
  28  *
  29  * @author Martial Coulibaly ( martial.coulibaly@gfi.com ) on behalf of Orange
  30  *
  31  */
  32 public class RendererListenerImpl implements TransportpceRendererListener {
  33
  34     private static final Logger LOG = LoggerFactory.getLogger(RendererListenerImpl.class);
  35     private ServiceRpcResultSp serviceRpcResultSp;
  36     private ServiceDataStoreOperations serviceDataStoreOperations;
  37     private ServiceInput input;
  38     private PCEServiceWrapper pceServiceWrapper;
  39     private Boolean tempService;
  40
  41     public RendererListenerImpl(PathComputationService pathComputationService,
  42             NotificationPublishService notificationPublishService) {
  43         this.pceServiceWrapper = new PCEServiceWrapper(pathComputationService, notificationPublishService);
  44         setServiceInput(null);
  45         setTempService(false);
  46     }
  47
  48     @Override
  49     public void onServiceRpcResultSp(ServiceRpcResultSp notification) {
  50         if (!compareServiceRpcResultSp(notification)) {
  51             serviceRpcResultSp = notification;
  52             String serviceName = serviceRpcResultSp.getServiceName();
  53             int notifType = serviceRpcResultSp.getNotificationType().getIntValue();
  54             LOG.info("Renderer '{}' Notification received : {}", serviceRpcResultSp.getNotificationType().getName(),
  55                     notification);
  56             switch (notifType) {
  57                 /* service-implementation-request. */
  58                 case 3 :
  59                     onServiceImplementationResult(serviceName);
  60                     break;
  61                 /* service-delete. */
  62                 case 4 :
  63                     onServiceDeleteResult(serviceName);
  64                     break;
  65                 default:
  66                     break;
  67             }
  68         } else {
  69             LOG.warn("ServiceRpcResultSp already wired !");
  70         }
  71     }
  72
  73     /**
  74      * Process service delete result for serviceName.
  75      * @param serviceName String
  76      */
  77     private void onServiceDeleteResult(String serviceName) {
  78         if (serviceRpcResultSp.getStatus() == RpcStatusEx.Successful) {
  79             LOG.info("Service '{}' deleted !", serviceName);
  80             if (this.input != null) {
  81                 LOG.info("sending PCE cancel resource reserve for '{}'",  this.input.getServiceName());
  82                 this.pceServiceWrapper.cancelPCEResource(this.input.getServiceName(),
  83                         ServiceNotificationTypes.ServiceDeleteResult);
  84             } else {
  85                 LOG.error("ServiceInput parameter is null !");
  86             }
  87         } else if (serviceRpcResultSp.getStatus() == RpcStatusEx.Failed) {
  88             LOG.error("Renderer service delete failed !");
  89         }
  90     }
  91
  92     /**
  93      * Process service implementation result for serviceName.
  94      * @param serviceName String
  95      * @param serviceName String
  96      */
  97     private void onServiceImplementationResult(String serviceName) {
  98         if (serviceRpcResultSp.getStatus() == RpcStatusEx.Successful) {
  99             onSuccededServiceImplementation();
 100         } else if (serviceRpcResultSp.getStatus() == RpcStatusEx.Failed) {
 101             onFailedServiceImplementation(serviceName);
 102         }
 103     }
 104
 105     /**
 106      * Process succeeded service implementation for service.
 107      */
 108     private void onSuccededServiceImplementation() {
 109         LOG.info("Service implemented !");
 110         if (serviceDataStoreOperations != null) {
 111             OperationResult operationResult = null;
 112             if (tempService) {
 113                 operationResult = this.serviceDataStoreOperations.modifyTempService(
 114                         serviceRpcResultSp.getServiceName(), State.InService, AdminStates.InService);
 115                 if (!operationResult.isSuccess()) {
 116                     LOG.warn("Temp Service status not updated in datastore !");
 117                 }
 118             } else {
 119                 operationResult = this.serviceDataStoreOperations
 120                         .modifyService(serviceRpcResultSp.getServiceName(),
 121                                 State.InService, AdminStates.InService);
 122                 if (!operationResult.isSuccess()) {
 123                     LOG.warn("Service status not updated in datastore !");
 124                 }
 125             }
 126         }
 127     }
 128
 129     /**
 130      * Process failed service implementation for serviceName.
 131      * @param serviceName String
 132      */
 133     private void onFailedServiceImplementation(String serviceName) {
 134         LOG.error("Renderer implementation failed !");
 135         OperationResult deleteServicePathOperationResult =
 136                 this.serviceDataStoreOperations.deleteServicePath(serviceName);
 137         if (!deleteServicePathOperationResult.isSuccess()) {
 138             LOG.warn("Service path was not removed from datastore!");
 139         }
 140         if (tempService) {
 141             OperationResult deleteServiceOperationResult =
 142                     this.serviceDataStoreOperations.deleteTempService(serviceName);
 143             if (!deleteServiceOperationResult.isSuccess()) {
 144                 LOG.warn("Temp Service was not removed from datastore!");
 145             }
 146         } else {
 147             OperationResult deleteServiceOperationResult =
 148                     this.serviceDataStoreOperations.deleteService(serviceName);
 149             if (!deleteServiceOperationResult.isSuccess()) {
 150                 LOG.warn("Service was not removed from datastore!");
 151             }
 152         }
 153     }
 154
 155     @SuppressFBWarnings(
 156         value = "ES_COMPARING_STRINGS_WITH_EQ",
 157         justification = "false positives, not strings but real object references comparisons")
 158     private Boolean compareServiceRpcResultSp(ServiceRpcResultSp notification) {
 159         Boolean result = true;
 160         if (serviceRpcResultSp == null) {
 161             result = false;
 162         } else {
 163             if (serviceRpcResultSp.getNotificationType() != notification.getNotificationType()) {
 164                 result = false;
 165             }
 166             if (serviceRpcResultSp.getServiceName() != notification.getServiceName()) {
 167                 result = false;
 168             }
 169             if (serviceRpcResultSp.getStatus() != notification.getStatus()) {
 170                 result = false;
 171             }
 172             if (serviceRpcResultSp.getStatusMessage() != notification.getStatusMessage()) {
 173                 result = false;
 174             }
 175         }
 176         return result;
 177     }
 178
 179     public void setServiceInput(ServiceInput serviceInput) {
 180         this.input = serviceInput;
 181     }
 182
 183     public void setserviceDataStoreOperations(ServiceDataStoreOperations serviceData) {
 184         this.serviceDataStoreOperations = serviceData;
 185     }
 186
 187     public void setTempService(Boolean tempService) {
 188         this.tempService = tempService;
 189     }
 190 }