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.base.Optional;
  11 import com.google.common.util.concurrent.ListenableFuture;
  12 import com.google.common.util.concurrent.ListeningExecutorService;
  13 import com.google.common.util.concurrent.MoreExecutors;
  14
  15 import java.util.concurrent.Callable;
  16 import java.util.concurrent.ExecutionException;
  17 import java.util.concurrent.Executors;
  18 import java.util.concurrent.TimeUnit;
  19 import java.util.concurrent.TimeoutException;
  20
  21 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  22 import org.opendaylight.controller.md.sal.binding.api.NotificationPublishService;
  23 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  24 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  25 import org.opendaylight.transportpce.common.OperationResult;
  26 import org.opendaylight.transportpce.common.ResponseCodes;
  27 import org.opendaylight.transportpce.common.Timeouts;
  28 import org.opendaylight.transportpce.renderer.NetworkModelWavelengthService;
  29 import org.opendaylight.transportpce.renderer.provisiondevice.RendererServiceOperations;
  30 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteInput;
  31 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteOutput;
  32 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteOutputBuilder;
  33 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestInput;
  34 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestOutput;
  35 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestOutputBuilder;
  36 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceRpcResultSp;
  37 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceRpcResultSpBuilder;
  38 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.service.rpc.result.sp.PathTopology;
  39 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.service.rpc.result.sp.PathTopologyBuilder;
  40 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev161014.configuration.response.common.ConfigurationResponseCommonBuilder;
  41 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev171016.RpcStatusEx;
  42 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev171016.ServicePathNotificationTypes;
  43 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev171016.service.path.PathDescription;
  44 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.ServicePathList;
  45 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePaths;
  46 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePathsKey;
  47 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  48 import org.opendaylight.yangtools.yang.binding.Notification;
  49 import org.slf4j.Logger;
  50 import org.slf4j.LoggerFactory;
  51
  52 public class StubRendererServiceOperations implements RendererServiceOperations {
  53     private static final Logger LOG = LoggerFactory.getLogger(StubRendererServiceOperations.class);
  54     private final ListeningExecutorService executor;
  55     private final NotificationPublishService notificationPublishService;
  56     private final NetworkModelWavelengthService networkModelWavelengthService;
  57     private final DataBroker dataBroker;
  58     private Boolean rendererFailed;
  59     private Boolean isnetworkModelWlService;
  60
  61     public StubRendererServiceOperations(NetworkModelWavelengthService networkModelWavelengthService,
  62             DataBroker dataBroker, NotificationPublishService notificationPublishService) {
  63         this.notificationPublishService = notificationPublishService;
  64         this.networkModelWavelengthService = networkModelWavelengthService;
  65         this.dataBroker = dataBroker;
  66         this.rendererFailed = false;
  67         this.isnetworkModelWlService = true;
  68         executor = MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(2));
  69     }
  70
  71     private void sendNotifications(Notification notif) {
  72         try {
  73             LOG.info("putting notification : {}", notif);
  74             notificationPublishService.putNotification(notif);
  75         } catch (InterruptedException e) {
  76             LOG.info("notification offer rejected : ", e.getMessage());
  77         }
  78     }
  79
  80     @Override
  81     public ListenableFuture<ServiceImplementationRequestOutput>
  82             serviceImplementation(ServiceImplementationRequestInput input) {
  83         return executor.submit(new Callable<ServiceImplementationRequestOutput>() {
  84             @Override
  85             public ServiceImplementationRequestOutput call() {
  86                 LOG.info("serviceImplementation request ...");
  87                 String serviceName = input.getServiceName();
  88                 RpcStatusEx rpcStatusEx = RpcStatusEx.Pending;
  89                 ServiceRpcResultSp notification = new ServiceRpcResultSpBuilder()
  90                         .setNotificationType(ServicePathNotificationTypes.ServiceImplementationRequest)
  91                         .setServiceName(serviceName).setStatus(rpcStatusEx)
  92                         .setStatusMessage("Service compliant, submitting serviceImplementation Request ...").build();
  93                 sendNotifications(notification);
  94                 String message = "";
  95                 String responseCode = null;
  96                 ConfigurationResponseCommonBuilder configurationResponseCommon = null;
  97                 ServiceImplementationRequestOutput output = null;
  98                 try {
  99                     LOG.info("Wait for 5s til beginning the Renderer serviceImplementation request");
 100                     Thread.sleep(5000); // sleep for 1s
 101                 } catch (InterruptedException e) {
 102                     message = "renderer failed !";
 103                     rpcStatusEx = RpcStatusEx.Failed;
 104                     responseCode = ResponseCodes.RESPONSE_FAILED;
 105                     LOG.error(message);
 106                     notification = new ServiceRpcResultSpBuilder()
 107                             .setNotificationType(ServicePathNotificationTypes.ServiceImplementationRequest)
 108                             .setServiceName(serviceName).setStatus(rpcStatusEx).setStatusMessage(message).build();
 109                     sendNotifications(notification);
 110                     configurationResponseCommon =
 111                             new ConfigurationResponseCommonBuilder().setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 112                                     .setRequestId(input.getServiceHandlerHeader().getRequestId())
 113                                     .setResponseCode(responseCode).setResponseMessage(message);
 114                     output = new ServiceImplementationRequestOutputBuilder()
 115                             .setConfigurationResponseCommon(configurationResponseCommon.build()).build();
 116                     return output;
 117                 }
 118                 if (rendererFailed) {
 119                     LOG.info("forcing renderer to fail");
 120                     message = "renderer failed !";
 121                     rpcStatusEx = RpcStatusEx.Failed;
 122                     LOG.error(message);
 123                     responseCode = ResponseCodes.RESPONSE_FAILED;
 124                 } else {
 125                     if (isnetworkModelWlService) {
 126                         networkModelWavelengthService.useWavelengths(input.getPathDescription());
 127                     } else {
 128                         LOG.warn("No need to execute networkModelWavelengthService...");
 129                     }
 130                     message = "service implemented !";
 131                     rpcStatusEx = RpcStatusEx.Successful;
 132                     LOG.info(message);
 133                     responseCode = ResponseCodes.RESPONSE_OK;
 134                 }
 135                 PathTopology pathTopology = new PathTopologyBuilder().build();
 136                 notification = new ServiceRpcResultSpBuilder()
 137                         .setNotificationType(ServicePathNotificationTypes.ServiceImplementationRequest)
 138                         .setServiceName(serviceName).setStatus(rpcStatusEx)
 139                         .setStatusMessage(message).setPathTopology(pathTopology).build();
 140                 sendNotifications(notification);
 141                 responseCode = ResponseCodes.RESPONSE_OK;
 142                 configurationResponseCommon = new ConfigurationResponseCommonBuilder()
 143                         .setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 144                         .setRequestId(input.getServiceHandlerHeader().getRequestId())
 145                         .setResponseCode(responseCode)
 146                         .setResponseMessage(message);
 147                 output = new ServiceImplementationRequestOutputBuilder()
 148                         .setConfigurationResponseCommon(configurationResponseCommon.build())
 149                         .build();
 150                 return output;
 151             }
 152         });
 153     }
 154
 155     @Override
 156     public ListenableFuture<ServiceDeleteOutput> serviceDelete(ServiceDeleteInput input) {
 157         return executor.submit(new Callable<ServiceDeleteOutput>() {
 158             @Override
 159             public ServiceDeleteOutput call() {
 160                 LOG.info("ServiceDelete request ...");
 161                 String serviceName = input.getServiceName();
 162                 RpcStatusEx rpcStatusEx = RpcStatusEx.Pending;
 163                 ServiceRpcResultSp notification =
 164                         new ServiceRpcResultSpBuilder().setNotificationType(ServicePathNotificationTypes.ServiceDelete)
 165                                 .setServiceName(serviceName).setStatus(rpcStatusEx)
 166                         .setStatusMessage("Service compliant, submitting serviceDelete Request ...").build();
 167                 sendNotifications(notification);
 168                 String message = "";
 169                 String responseCode = null;
 170                 ConfigurationResponseCommonBuilder configurationResponseCommon = null;
 171                 ServiceDeleteOutput output = null;
 172                 try {
 173                     LOG.info("Wait for 5s til beginning the Renderer serviceDelete request");
 174                     Thread.sleep(5000); // sleep for 1s
 175                 } catch (InterruptedException e) {
 176                     message = "deleting service failed !";
 177                     LOG.error("deleting service failed !", e);
 178                     responseCode = ResponseCodes.RESPONSE_FAILED;
 179                     rpcStatusEx = RpcStatusEx.Failed;
 180                     notification = new ServiceRpcResultSpBuilder()
 181                             .setNotificationType(ServicePathNotificationTypes.ServiceDelete).setServiceName(serviceName)
 182                             .setStatus(rpcStatusEx).setStatusMessage(message).build();
 183                     sendNotifications(notification);
 184                     configurationResponseCommon =
 185                             new ConfigurationResponseCommonBuilder().setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 186                                     .setRequestId(input.getServiceHandlerHeader().getRequestId())
 187                                     .setResponseCode(responseCode).setResponseMessage(message);
 188                     output = new ServiceDeleteOutputBuilder()
 189                             .setConfigurationResponseCommon(configurationResponseCommon.build()).build();
 190                 }
 191                 if (rendererFailed) {
 192                     LOG.info("forcing renderer to fail");
 193                     message = "renderer failed !";
 194                     rpcStatusEx = RpcStatusEx.Failed;
 195                     LOG.error(message);
 196                     responseCode = ResponseCodes.RESPONSE_FAILED;
 197                 } else {
 198                     if (isnetworkModelWlService) {
 199                         // Obtain path description
 200                         Optional<PathDescription> pathDescriptionOpt = getPathDescriptionFromDatastore(serviceName);
 201                         PathDescription pathDescription;
 202                         if (pathDescriptionOpt.isPresent()) {
 203                             pathDescription = pathDescriptionOpt.get();
 204                             networkModelWavelengthService.freeWavelengths(pathDescription);
 205                         } else {
 206                             LOG.warn("failed to get pathDescription for service : {}", serviceName);
 207                         }
 208                     } else {
 209                         LOG.warn("No need to execute networkModelWavelengthService...");
 210                     }
 211                     message = "service deleted !";
 212                     rpcStatusEx = RpcStatusEx.Successful;
 213                     LOG.info(message);
 214                     responseCode = ResponseCodes.RESPONSE_OK;
 215                 }
 216                 notification = new ServiceRpcResultSpBuilder()
 217                         .setNotificationType(ServicePathNotificationTypes.ServiceDelete)
 218                         .setServiceName(serviceName).setStatus(rpcStatusEx)
 219                         .setStatusMessage(message).build();
 220                 sendNotifications(notification);
 221                 responseCode = ResponseCodes.RESPONSE_OK;
 222                 configurationResponseCommon = new ConfigurationResponseCommonBuilder()
 223                         .setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 224                         .setRequestId(input.getServiceHandlerHeader().getRequestId())
 225                         .setResponseCode(responseCode)
 226                         .setResponseMessage(message);
 227                 output = new ServiceDeleteOutputBuilder()
 228                         .setConfigurationResponseCommon(configurationResponseCommon.build())
 229                         .build();
 230                 return output;
 231             }
 232         });
 233     }
 234
 235     private Optional<PathDescription> getPathDescriptionFromDatastore(String serviceName) {
 236         InstanceIdentifier<PathDescription> pathDescriptionIID = InstanceIdentifier.create(ServicePathList.class)
 237                 .child(ServicePaths.class, new ServicePathsKey(serviceName)).child(PathDescription.class);
 238         ReadOnlyTransaction pathDescReadTx = this.dataBroker.newReadOnlyTransaction();
 239         try {
 240             LOG.debug("Getting path description for service {}", serviceName);
 241             return pathDescReadTx.read(LogicalDatastoreType.OPERATIONAL, pathDescriptionIID)
 242                     .get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 243         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 244             LOG.warn("Exception while getting path description from datastore {} for service {}!", pathDescriptionIID,
 245                     serviceName, e);
 246             return Optional.absent();
 247         }
 248     }
 249
 250     public void setRendererFailed(Boolean rendererFailed) {
 251         this.rendererFailed = rendererFailed;
 252     }
 253
 254     public void setIsnetworkModelWlService(Boolean isnetworkModelWlService) {
 255         this.isnetworkModelWlService = isnetworkModelWlService;
 256     }
 257
 258     @Override
 259     public OperationResult reserveResource(PathDescription pathDescription) {
 260         return null;
 261     }
 262
 263     @Override
 264     public OperationResult freeResource(PathDescription pathDescription) {
 265         return null;
 266     }
 267 }