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.ResponseCodes;
  26 import org.opendaylight.transportpce.common.Timeouts;
  27 import org.opendaylight.transportpce.renderer.NetworkModelWavelengthService;
  28
  29 import org.opendaylight.transportpce.common.OperationResult;
  30 import org.opendaylight.transportpce.renderer.provisiondevice.RendererServiceOperations;
  31 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteInput;
  32 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteOutput;
  33 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteOutputBuilder;
  34 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestInput;
  35 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestOutput;
  36 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestOutputBuilder;
  37 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceRpcResultSp;
  38 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceRpcResultSpBuilder;
  39 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.service.rpc.result.sp.PathTopology;
  40 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.service.rpc.result.sp.PathTopologyBuilder;
  41 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev161014.configuration.response.common.ConfigurationResponseCommonBuilder;
  42 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev171016.RpcStatusEx;
  43 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev171016.ServicePathNotificationTypes;
  44 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev171016.service.path.PathDescription;
  45 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.ServicePathList;
  46 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePaths;
  47 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePathsKey;
  48 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  49 import org.opendaylight.yangtools.yang.binding.Notification;
  50 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev171016.service.path.PathDescription;
  51 import org.opendaylight.yangtools.yang.common.RpcResult;
  52 import org.slf4j.Logger;
  53 import org.slf4j.LoggerFactory;
  54
  55 public class StubRendererServiceOperations implements RendererServiceOperations {
  56     private static final Logger LOG = LoggerFactory.getLogger(StubRendererServiceOperations.class);
  57     private final ListeningExecutorService executor;
  58     private final NotificationPublishService notificationPublishService;
  59     private final NetworkModelWavelengthService networkModelWavelengthService;
  60     private final DataBroker dataBroker;
  61     private Boolean rendererFailed;
  62     private Boolean isnetworkModelWlService;
  63
  64     public StubRendererServiceOperations(NetworkModelWavelengthService networkModelWavelengthService,
  65             DataBroker dataBroker, NotificationPublishService notificationPublishService) {
  66         this.notificationPublishService = notificationPublishService;
  67         this.networkModelWavelengthService = networkModelWavelengthService;
  68         this.dataBroker = dataBroker;
  69         this.rendererFailed = false;
  70         this.isnetworkModelWlService = true;
  71         executor = MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(2));
  72     }
  73
  74     private void sendNotifications(Notification notif) {
  75         try {
  76             LOG.info("putting notification : {}", notif);
  77             notificationPublishService.putNotification(notif);
  78         } catch (InterruptedException e) {
  79             LOG.info("notification offer rejected : ", e.getMessage());
  80         }
  81     }
  82
  83     @Override
  84     public ListenableFuture<ServiceImplementationRequestOutput>
  85             serviceImplementation(ServiceImplementationRequestInput input) {
  86         return executor.submit(new Callable<ServiceImplementationRequestOutput>() {
  87             @Override
  88             public ServiceImplementationRequestOutput call() {
  89                 LOG.info("serviceImplementation request ...");
  90                 String serviceName = input.getServiceName();
  91                 RpcStatusEx rpcStatusEx = RpcStatusEx.Pending;
  92                 ServiceRpcResultSp notification = new ServiceRpcResultSpBuilder()
  93                         .setNotificationType(ServicePathNotificationTypes.ServiceImplementationRequest)
  94                         .setServiceName(serviceName).setStatus(rpcStatusEx)
  95                         .setStatusMessage("Service compliant, submitting serviceImplementation Request ...").build();
  96                 sendNotifications(notification);
  97                 String message = "";
  98                 String responseCode = null;
  99                 ConfigurationResponseCommonBuilder configurationResponseCommon = null;
 100                 ServiceImplementationRequestOutput output = null;
 101                 try {
 102                     LOG.info("Wait for 5s til beginning the Renderer serviceImplementation request");
 103                     Thread.sleep(5000); // sleep for 1s
 104                 } catch (InterruptedException e) {
 105                     message = "renderer failed !";
 106                     rpcStatusEx = RpcStatusEx.Failed;
 107                     responseCode = ResponseCodes.RESPONSE_FAILED;
 108                     LOG.error(message);
 109                     notification = new ServiceRpcResultSpBuilder()
 110                             .setNotificationType(ServicePathNotificationTypes.ServiceImplementationRequest)
 111                             .setServiceName(serviceName).setStatus(rpcStatusEx).setStatusMessage(message).build();
 112                     sendNotifications(notification);
 113                     configurationResponseCommon =
 114                             new ConfigurationResponseCommonBuilder().setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 115                                     .setRequestId(input.getServiceHandlerHeader().getRequestId())
 116                                     .setResponseCode(responseCode).setResponseMessage(message);
 117                     output = new ServiceImplementationRequestOutputBuilder()
 118                             .setConfigurationResponseCommon(configurationResponseCommon.build()).build();
 119                     return output;
 120                 }
 121                 if (rendererFailed) {
 122                     LOG.info("forcing renderer to fail");
 123                     message = "renderer failed !";
 124                     rpcStatusEx = RpcStatusEx.Failed;
 125                     LOG.error(message);
 126                     responseCode = ResponseCodes.RESPONSE_FAILED;
 127                 } else {
 128                     if (isnetworkModelWlService) {
 129                         networkModelWavelengthService.useWavelengths(input.getPathDescription());
 130                     } else {
 131                         LOG.warn("No need to execute networkModelWavelengthService...");
 132                     }
 133                     message = "service implemented !";
 134                     rpcStatusEx = RpcStatusEx.Successful;
 135                     LOG.info(message);
 136                     responseCode = ResponseCodes.RESPONSE_OK;
 137                 }
 138                 PathTopology pathTopology = new PathTopologyBuilder().build();
 139                 notification = new ServiceRpcResultSpBuilder()
 140                         .setNotificationType(ServicePathNotificationTypes.ServiceImplementationRequest)
 141                         .setServiceName(serviceName).setStatus(rpcStatusEx)
 142                         .setStatusMessage(message).setPathTopology(pathTopology).build();
 143                 sendNotifications(notification);
 144                 responseCode = ResponseCodes.RESPONSE_OK;
 145                 configurationResponseCommon = new ConfigurationResponseCommonBuilder()
 146                         .setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 147                         .setRequestId(input.getServiceHandlerHeader().getRequestId())
 148                         .setResponseCode(responseCode)
 149                         .setResponseMessage(message);
 150                 output = new ServiceImplementationRequestOutputBuilder()
 151                         .setConfigurationResponseCommon(configurationResponseCommon.build())
 152                         .build();
 153                 return output;
 154             }
 155         });
 156     }
 157
 158     @Override
 159     public ListenableFuture<ServiceDeleteOutput> serviceDelete(ServiceDeleteInput input) {
 160         return executor.submit(new Callable<ServiceDeleteOutput>() {
 161             @Override
 162             public ServiceDeleteOutput call() {
 163                 LOG.info("ServiceDelete request ...");
 164                 String serviceName = input.getServiceName();
 165                 RpcStatusEx rpcStatusEx = RpcStatusEx.Pending;
 166                 ServiceRpcResultSp notification =
 167                         new ServiceRpcResultSpBuilder().setNotificationType(ServicePathNotificationTypes.ServiceDelete)
 168                                 .setServiceName(serviceName).setStatus(rpcStatusEx)
 169                         .setStatusMessage("Service compliant, submitting serviceDelete Request ...").build();
 170                 sendNotifications(notification);
 171                 String message = "";
 172                 String responseCode = null;
 173                 ConfigurationResponseCommonBuilder configurationResponseCommon = null;
 174                 ServiceDeleteOutput output = null;
 175                 try {
 176                     LOG.info("Wait for 5s til beginning the Renderer serviceDelete request");
 177                     Thread.sleep(5000); // sleep for 1s
 178                 } catch (InterruptedException e) {
 179                     message = "deleting service failed !";
 180                     LOG.error("deleting service failed !", e);
 181                     responseCode = ResponseCodes.RESPONSE_FAILED;
 182                     rpcStatusEx = RpcStatusEx.Failed;
 183                     notification = new ServiceRpcResultSpBuilder()
 184                             .setNotificationType(ServicePathNotificationTypes.ServiceDelete).setServiceName(serviceName)
 185                             .setStatus(rpcStatusEx).setStatusMessage(message).build();
 186                     sendNotifications(notification);
 187                     configurationResponseCommon =
 188                             new ConfigurationResponseCommonBuilder().setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 189                                     .setRequestId(input.getServiceHandlerHeader().getRequestId())
 190                                     .setResponseCode(responseCode).setResponseMessage(message);
 191                     output = new ServiceDeleteOutputBuilder()
 192                             .setConfigurationResponseCommon(configurationResponseCommon.build()).build();
 193                 }
 194                 if (rendererFailed) {
 195                     LOG.info("forcing renderer to fail");
 196                     message = "renderer failed !";
 197                     rpcStatusEx = RpcStatusEx.Failed;
 198                     LOG.error(message);
 199                     responseCode = ResponseCodes.RESPONSE_FAILED;
 200                 } else {
 201                     if (isnetworkModelWlService) {
 202                         // Obtain path description
 203                         Optional<PathDescription> pathDescriptionOpt = getPathDescriptionFromDatastore(serviceName);
 204                         PathDescription pathDescription;
 205                         if (pathDescriptionOpt.isPresent()) {
 206                             pathDescription = pathDescriptionOpt.get();
 207                             networkModelWavelengthService.freeWavelengths(pathDescription);
 208                         } else {
 209                             LOG.warn("failed to get pathDescription for service : {}", serviceName);
 210                         }
 211                     } else {
 212                         LOG.warn("No need to execute networkModelWavelengthService...");
 213                     }
 214                     message = "service deleted !";
 215                     rpcStatusEx = RpcStatusEx.Successful;
 216                     LOG.info(message);
 217                     responseCode = ResponseCodes.RESPONSE_OK;
 218                 }
 219                 notification = new ServiceRpcResultSpBuilder()
 220                         .setNotificationType(ServicePathNotificationTypes.ServiceDelete)
 221                         .setServiceName(serviceName).setStatus(rpcStatusEx)
 222                         .setStatusMessage(message).build();
 223                 sendNotifications(notification);
 224                 responseCode = ResponseCodes.RESPONSE_OK;
 225                 configurationResponseCommon = new ConfigurationResponseCommonBuilder()
 226                         .setAckFinalIndicator(ResponseCodes.FINAL_ACK_YES)
 227                         .setRequestId(input.getServiceHandlerHeader().getRequestId())
 228                         .setResponseCode(responseCode)
 229                         .setResponseMessage(message);
 230                 output = new ServiceDeleteOutputBuilder()
 231                         .setConfigurationResponseCommon(configurationResponseCommon.build())
 232                         .build();
 233                 return output;
 234             }
 235         });
 236     }
 237
 238     private Optional<PathDescription> getPathDescriptionFromDatastore(String serviceName) {
 239         InstanceIdentifier<PathDescription> pathDescriptionIID = InstanceIdentifier.create(ServicePathList.class)
 240                 .child(ServicePaths.class, new ServicePathsKey(serviceName)).child(PathDescription.class);
 241         ReadOnlyTransaction pathDescReadTx = this.dataBroker.newReadOnlyTransaction();
 242         try {
 243             LOG.debug("Getting path description for service {}", serviceName);
 244             return pathDescReadTx.read(LogicalDatastoreType.OPERATIONAL, pathDescriptionIID)
 245                     .get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 246         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 247             LOG.warn("Exception while getting path description from datastore {} for service {}!", pathDescriptionIID,
 248                     serviceName, e);
 249             return Optional.absent();
 250         }
 251     }
 252
 253     public void setRendererFailed(Boolean rendererFailed) {
 254         this.rendererFailed = rendererFailed;
 255     }
 256
 257     public void setIsnetworkModelWlService(Boolean isnetworkModelWlService) {
 258         this.isnetworkModelWlService = isnetworkModelWlService;
 259     }
 260
 261     @Override
 262     public OperationResult reserveResource(PathDescription pathDescription) {
 263         return null;
 264     }
 265
 266     @Override
 267     public OperationResult freeResource(PathDescription pathDescription) {
 268         return null;
 269     }
 270 }