servicehandler/src/main/java/org/opendaylight/transportpce/servicehandler/stub/StubRendererServiceOperations.java

   1 /*
   2  * Copyright © 2018 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.stub;
   9
  10 import com.google.common.util.concurrent.ListenableFuture;
  11 import com.google.common.util.concurrent.ListeningExecutorService;
  12 import com.google.common.util.concurrent.MoreExecutors;
  13 import java.util.Optional;
  14 import java.util.concurrent.Callable;
  15 import java.util.concurrent.ExecutionException;
  16 import java.util.concurrent.Executors;
  17 import java.util.concurrent.TimeUnit;
  18 import java.util.concurrent.TimeoutException;
  19 import org.opendaylight.mdsal.binding.api.DataBroker;
  20 import org.opendaylight.mdsal.binding.api.NotificationPublishService;
  21 import org.opendaylight.mdsal.binding.api.ReadTransaction;
  22 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  23 import org.opendaylight.transportpce.common.OperationResult;
  24 import org.opendaylight.transportpce.common.ResponseCodes;
  25 import org.opendaylight.transportpce.common.Timeouts;
  26 import org.opendaylight.transportpce.renderer.NetworkModelWavelengthService;
  27 import org.opendaylight.transportpce.renderer.provisiondevice.RendererServiceOperations;
  28 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteInput;
  29 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteOutput;
  30 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteOutputBuilder;
  31 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestInput;
  32 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestOutput;
  33 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestOutputBuilder;
  34 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceRpcResultSp;
  35 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceRpcResultSpBuilder;
  36 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.service.rpc.result.sp.PathTopology;
  37 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.service.rpc.result.sp.PathTopologyBuilder;
  38 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev161014.configuration.response.common.ConfigurationResponseCommonBuilder;
  39 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev191009.RpcStatusEx;
  40 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev191009.ServicePathNotificationTypes;
  41 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev191009.service.path.PathDescription;
  42 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.ServicePathList;
  43 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePaths;
  44 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePathsKey;
  45 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  46 import org.opendaylight.yangtools.yang.binding.Notification;
  47 import org.slf4j.Logger;
  48 import org.slf4j.LoggerFactory;
  49
  50 public class StubRendererServiceOperations implements RendererServiceOperations {
  51     private static final Logger LOG = LoggerFactory.getLogger(StubRendererServiceOperations.class);
  52     private final ListeningExecutorService executor;
  53     private final NotificationPublishService notificationPublishService;
  54     private final NetworkModelWavelengthService networkModelWavelengthService;
  55     private final DataBroker dataBroker;
  56     private Boolean rendererFailed;
  57     private Boolean isnetworkModelWlService;
  58
  59     public StubRendererServiceOperations(NetworkModelWavelengthService networkModelWavelengthService,
  60             DataBroker dataBroker, NotificationPublishService notificationPublishService) {
  61         this.notificationPublishService = notificationPublishService;
  62         this.networkModelWavelengthService = networkModelWavelengthService;
  63         this.dataBroker = dataBroker;
  64         this.rendererFailed = false;
  65         this.isnetworkModelWlService = true;
  66         executor = MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(2));
  67     }
  68
  69     private void sendNotifications(Notification notif) {
  70         try {
  71             LOG.info("putting notification : {}", notif);
  72             notificationPublishService.putNotification(notif);
  73         } catch (InterruptedException e) {
  74             LOG.info("notification offer rejected : ", e.getMessage());
  75         }
  76     }
  77
  78     @Override
  79     public ListenableFuture<ServiceImplementationRequestOutput>
  80             serviceImplementation(ServiceImplementationRequestInput input) {
  81         return executor.submit(new Callable<ServiceImplementationRequestOutput>() {
  82             @Override
  83             public ServiceImplementationRequestOutput call() {
  84                 LOG.info("serviceImplementation request ...");
  85                 String serviceName = input.getServiceName();
  86                 RpcStatusEx rpcStatusEx = RpcStatusEx.Pending;
  87                 ServiceRpcResultSp notification = new ServiceRpcResultSpBuilder()
  88                         .setNotificationType(ServicePathNotificationTypes.ServiceImplementationRequest)
  89                         .setServiceName(serviceName).setStatus(rpcStatusEx)
  90                         .setStatusMessage("Service compliant, submitting serviceImplementation Request ...").build();
  91                 sendNotifications(notification);
  92                 String message = "";
  93                 String responseCode = null;
  94                 ConfigurationResponseCommonBuilder configurationResponseCommon = null;
  95                 ServiceImplementationRequestOutput output = null;
  96                 try {
  97                     LOG.info("Wait for 5s til beginning the Renderer serviceImplementation request");
  98                     Thread.sleep(5000);
  99                 } catch (InterruptedException e) {
 100                     message = "renderer failed !";
 101                     rpcStatusEx = RpcStatusEx.Failed;
 102                     responseCode = ResponseCodes.RESPONSE_FAILED;
 103                     LOG.error(message);
 104                     notification = new ServiceRpcResultSpBuilder()
 105                             .setNotificationType(ServicePathNotificationTypes.ServiceImplementationRequest)
 106                             .setServiceName(serviceName).setStatus(rpcStatusEx).setStatusMessage(message).build();
 107                     sendNotifications(notification);
 108                     configurationResponseCommon =
 109                             new ConfigurationResponseCommonBuilder().setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 110                                     .setRequestId(input.getServiceHandlerHeader().getRequestId())
 111                                     .setResponseCode(responseCode).setResponseMessage(message);
 112                     output = new ServiceImplementationRequestOutputBuilder()
 113                             .setConfigurationResponseCommon(configurationResponseCommon.build()).build();
 114                     return output;
 115                 }
 116                 if (rendererFailed) {
 117                     LOG.info("forcing renderer to fail");
 118                     message = "renderer failed !";
 119                     rpcStatusEx = RpcStatusEx.Failed;
 120                     LOG.error(message);
 121                     responseCode = ResponseCodes.RESPONSE_FAILED;
 122                 } else {
 123                     if (isnetworkModelWlService) {
 124                         networkModelWavelengthService.useWavelengths(input.getPathDescription());
 125                     } else {
 126                         LOG.warn("No need to execute networkModelWavelengthService...");
 127                     }
 128                     message = "service implemented !";
 129                     rpcStatusEx = RpcStatusEx.Successful;
 130                     LOG.info(message);
 131                     responseCode = ResponseCodes.RESPONSE_OK;
 132                 }
 133                 PathTopology pathTopology = new PathTopologyBuilder().build();
 134                 notification = new ServiceRpcResultSpBuilder()
 135                         .setNotificationType(ServicePathNotificationTypes.ServiceImplementationRequest)
 136                         .setServiceName(serviceName).setStatus(rpcStatusEx)
 137                         .setStatusMessage(message).setPathTopology(pathTopology).build();
 138                 sendNotifications(notification);
 139                 responseCode = ResponseCodes.RESPONSE_OK;
 140                 configurationResponseCommon = new ConfigurationResponseCommonBuilder()
 141                         .setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 142                         .setRequestId(input.getServiceHandlerHeader().getRequestId())
 143                         .setResponseCode(responseCode)
 144                         .setResponseMessage(message);
 145                 output = new ServiceImplementationRequestOutputBuilder()
 146                         .setConfigurationResponseCommon(configurationResponseCommon.build())
 147                         .build();
 148                 return output;
 149             }
 150         });
 151     }
 152
 153     @Override
 154     public ListenableFuture<ServiceDeleteOutput> serviceDelete(ServiceDeleteInput input) {
 155         return executor.submit(new Callable<ServiceDeleteOutput>() {
 156             @Override
 157             public ServiceDeleteOutput call() {
 158                 LOG.info("ServiceDelete request ...");
 159                 String serviceName = input.getServiceName();
 160                 RpcStatusEx rpcStatusEx = RpcStatusEx.Pending;
 161                 ServiceRpcResultSp notification =
 162                         new ServiceRpcResultSpBuilder().setNotificationType(ServicePathNotificationTypes.ServiceDelete)
 163                                 .setServiceName(serviceName).setStatus(rpcStatusEx)
 164                         .setStatusMessage("Service compliant, submitting serviceDelete Request ...").build();
 165                 sendNotifications(notification);
 166                 String message = "";
 167                 String responseCode = null;
 168                 ConfigurationResponseCommonBuilder configurationResponseCommon = null;
 169                 ServiceDeleteOutput output = null;
 170                 try {
 171                     LOG.info("Wait for 5s til beginning the Renderer serviceDelete request");
 172                     Thread.sleep(5000);
 173                 } catch (InterruptedException e) {
 174                     message = "deleting service failed !";
 175                     LOG.error("deleting service failed !", e);
 176                     responseCode = ResponseCodes.RESPONSE_FAILED;
 177                     rpcStatusEx = RpcStatusEx.Failed;
 178                     notification = new ServiceRpcResultSpBuilder()
 179                             .setNotificationType(ServicePathNotificationTypes.ServiceDelete).setServiceName(serviceName)
 180                             .setStatus(rpcStatusEx).setStatusMessage(message).build();
 181                     sendNotifications(notification);
 182                     configurationResponseCommon =
 183                             new ConfigurationResponseCommonBuilder().setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 184                                     .setRequestId(input.getServiceHandlerHeader().getRequestId())
 185                                     .setResponseCode(responseCode).setResponseMessage(message);
 186                     output = new ServiceDeleteOutputBuilder()
 187                             .setConfigurationResponseCommon(configurationResponseCommon.build()).build();
 188                 }
 189                 if (rendererFailed) {
 190                     LOG.info("forcing renderer to fail");
 191                     message = "renderer failed !";
 192                     rpcStatusEx = RpcStatusEx.Failed;
 193                     LOG.error(message);
 194                     responseCode = ResponseCodes.RESPONSE_FAILED;
 195                 } else {
 196                     if (isnetworkModelWlService) {
 197                         // Obtain path description
 198                         Optional<PathDescription> pathDescriptionOpt = getPathDescriptionFromDatastore(serviceName);
 199                         PathDescription pathDescription;
 200                         if (pathDescriptionOpt.isPresent()) {
 201                             pathDescription = pathDescriptionOpt.get();
 202                             networkModelWavelengthService.freeWavelengths(pathDescription);
 203                         } else {
 204                             LOG.warn("failed to get pathDescription for service : {}", serviceName);
 205                         }
 206                     } else {
 207                         LOG.warn("No need to execute networkModelWavelengthService...");
 208                     }
 209                     message = "service deleted !";
 210                     rpcStatusEx = RpcStatusEx.Successful;
 211                     LOG.info(message);
 212                     responseCode = ResponseCodes.RESPONSE_OK;
 213                 }
 214                 notification = new ServiceRpcResultSpBuilder()
 215                         .setNotificationType(ServicePathNotificationTypes.ServiceDelete)
 216                         .setServiceName(serviceName).setStatus(rpcStatusEx)
 217                         .setStatusMessage(message).build();
 218                 sendNotifications(notification);
 219                 responseCode = ResponseCodes.RESPONSE_OK;
 220                 configurationResponseCommon = new ConfigurationResponseCommonBuilder()
 221                         .setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 222                         .setRequestId(input.getServiceHandlerHeader().getRequestId())
 223                         .setResponseCode(responseCode)
 224                         .setResponseMessage(message);
 225                 output = new ServiceDeleteOutputBuilder()
 226                         .setConfigurationResponseCommon(configurationResponseCommon.build())
 227                         .build();
 228                 return output;
 229             }
 230         });
 231     }
 232
 233     private Optional<PathDescription> getPathDescriptionFromDatastore(String serviceName) {
 234         InstanceIdentifier<PathDescription> pathDescriptionIID = InstanceIdentifier.create(ServicePathList.class)
 235                 .child(ServicePaths.class, new ServicePathsKey(serviceName)).child(PathDescription.class);
 236         ReadTransaction pathDescReadTx = this.dataBroker.newReadOnlyTransaction();
 237         try {
 238             LOG.debug("Getting path description for service {}", serviceName);
 239             return pathDescReadTx.read(LogicalDatastoreType.OPERATIONAL, pathDescriptionIID)
 240                     .get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 241         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 242             LOG.warn("Exception while getting path description from datastore {} for service {}!", pathDescriptionIID,
 243                     serviceName, e);
 244             return Optional.empty();
 245         }
 246     }
 247
 248     public void setRendererFailed(Boolean rendererFailed) {
 249         this.rendererFailed = rendererFailed;
 250     }
 251
 252     public void setIsnetworkModelWlService(Boolean isnetworkModelWlService) {
 253         this.isnetworkModelWlService = isnetworkModelWlService;
 254     }
 255
 256     @Override
 257     public OperationResult reserveResource(PathDescription pathDescription) {
 258         return null;
 259     }
 260
 261     @Override
 262     public OperationResult freeResource(PathDescription pathDescription) {
 263         return null;
 264     }
 265 }