renderer/src/main/java/org/opendaylight/transportpce/renderer/provisiondevice/RendererServiceOperationsImpl.java

   1 /*
   2  * Copyright © 2017 AT&T 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.renderer.provisiondevice;
   9
  10 import com.google.common.util.concurrent.Futures;
  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 import java.util.ArrayList;
  15 import java.util.List;
  16 import java.util.Optional;
  17 import java.util.concurrent.Callable;
  18 import java.util.concurrent.ExecutionException;
  19 import java.util.concurrent.Executors;
  20 import java.util.concurrent.Future;
  21 import java.util.concurrent.TimeUnit;
  22 import java.util.concurrent.TimeoutException;
  23 import org.opendaylight.mdsal.binding.api.DataBroker;
  24 import org.opendaylight.mdsal.binding.api.NotificationPublishService;
  25 import org.opendaylight.mdsal.binding.api.ReadTransaction;
  26 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  27 import org.opendaylight.transportpce.common.OperationResult;
  28 import org.opendaylight.transportpce.common.ResponseCodes;
  29 import org.opendaylight.transportpce.common.StringConstants;
  30 import org.opendaylight.transportpce.common.Timeouts;
  31 import org.opendaylight.transportpce.renderer.ModelMappingUtils;
  32 import org.opendaylight.transportpce.renderer.NetworkModelWavelengthService;
  33 import org.opendaylight.transportpce.renderer.ServicePathInputData;
  34 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServicePathDirection;
  35 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.DeviceRenderingRollbackTask;
  36 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.DeviceRenderingTask;
  37 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.OlmPowerSetupRollbackTask;
  38 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.OlmPowerSetupTask;
  39 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.OtnDeviceRenderingTask;
  40 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.RollbackProcessor;
  41 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.GetPmInputBuilder;
  42 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.GetPmOutput;
  43 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerSetupInput;
  44 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerTurndownInputBuilder;
  45 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerTurndownOutput;
  46 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.TransportpceOlmService;
  47 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.get.pm.output.Measurements;
  48 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.OtnServicePathInput;
  49 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceDeleteInput;
  50 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceDeleteOutput;
  51 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceImplementationRequestInput;
  52 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceImplementationRequestOutput;
  53 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceRpcResultSp;
  54 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev200520.ServiceRpcResultSpBuilder;
  55 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.common.types.rev181130.ODU4;
  56 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.common.types.rev181130.OTU4;
  57 import org.opendaylight.yang.gen.v1.http.org.openroadm.pm.types.rev161014.PmGranularity;
  58 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.types.rev161014.ResourceTypeEnum;
  59 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.RpcStatusEx;
  60 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.ServicePathNotificationTypes;
  61 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.service.path.PathDescription;
  62 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.ServicePathList;
  63 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePaths;
  64 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePathsKey;
  65 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200615.olm.get.pm.input.ResourceIdentifierBuilder;
  66 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200615.olm.renderer.input.Nodes;
  67 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  68 import org.opendaylight.yangtools.yang.common.RpcResult;
  69 import org.slf4j.Logger;
  70 import org.slf4j.LoggerFactory;
  71
  72
  73 public class RendererServiceOperationsImpl implements RendererServiceOperations {
  74
  75     private static final String DEVICE_RENDERING_ROLL_BACK_MSG =
  76             "Device rendering was not successful! Rendering will be rolled back.";
  77     private static final String OLM_ROLL_BACK_MSG =
  78             "OLM power setup was not successful! Rendering and OLM will be rolled back.";
  79     private static final String RENDERING_DEVICES_A_Z_MSG = "Rendering devices A-Z";
  80     private static final String RENDERING_DEVICES_Z_A_MSG = "Rendering device Z-A";
  81     private static final String TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG = "Turning down power on A-to-Z path";
  82     private static final Logger LOG = LoggerFactory.getLogger(RendererServiceOperationsImpl.class);
  83     private static final String FAILED = "Failed";
  84     private static final String OPERATION_FAILED = "Operation Failed";
  85     private static final String OPERATION_SUCCESSFUL = "Operation Successful";
  86     private static final int NUMBER_OF_THREADS = 4;
  87
  88     private final DeviceRendererService deviceRenderer;
  89     private final OtnDeviceRendererService otnDeviceRenderer;
  90     private final TransportpceOlmService olmService;
  91     private final DataBroker dataBroker;
  92     private final NotificationPublishService notificationPublishService;
  93     private ListeningExecutorService executor;
  94     private NetworkModelWavelengthService networkModelWavelengthService;
  95     private ServiceRpcResultSp notification = null;
  96
  97     public RendererServiceOperationsImpl(DeviceRendererService deviceRenderer,
  98             OtnDeviceRendererService otnDeviceRenderer, TransportpceOlmService olmService,
  99             DataBroker dataBroker, NetworkModelWavelengthService networkModelWavelengthService,
 100             NotificationPublishService notificationPublishService) {
 101         this.deviceRenderer = deviceRenderer;
 102         this.otnDeviceRenderer = otnDeviceRenderer;
 103         this.olmService = olmService;
 104         this.dataBroker = dataBroker;
 105         this.networkModelWavelengthService = networkModelWavelengthService;
 106         this.notificationPublishService = notificationPublishService;
 107         this.executor = MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(NUMBER_OF_THREADS));
 108     }
 109
 110     private void sendNotifications(ServicePathNotificationTypes servicePathNotificationTypes, String serviceName,
 111             RpcStatusEx rpcStatusEx, String message) {
 112         this.notification = new ServiceRpcResultSpBuilder()
 113                 .setNotificationType(servicePathNotificationTypes)
 114                 .setServiceName(serviceName)
 115                 .setStatus(rpcStatusEx)
 116                 .setStatusMessage(message)
 117                 .build();
 118         try {
 119             notificationPublishService.putNotification(this.notification);
 120         } catch (InterruptedException e) {
 121             LOG.info("notification offer rejected: ", e);
 122         }
 123     }
 124
 125     @Override
 126     public ListenableFuture<ServiceImplementationRequestOutput>
 127             serviceImplementation(ServiceImplementationRequestInput input) {
 128         LOG.info("Calling service impl request {}", input.getServiceName());
 129         return executor.submit(new Callable<ServiceImplementationRequestOutput>() {
 130             @Override
 131             public ServiceImplementationRequestOutput call() throws Exception {
 132                 sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest, input.getServiceName(),
 133                         RpcStatusEx.Pending, "Service compliant, submitting service implementation Request ...");
 134                 // Here is the switch statement that distinguishes on the connection-type
 135                 LOG.info("Connection-type is {} for {}", input.getConnectionType(), input.getServiceName());
 136                 switch (input.getConnectionType()) {
 137                     case Service: case RoadmLine: // This takes into account of Ethernet 100G, 1G, 10G and ODU4
 138                         LOG.info("RPC implementation for {}", input.getConnectionType());
 139                         if (((input.getServiceAEnd().getServiceRate() != null)
 140                             && (input.getServiceAEnd().getServiceRate().intValue() == 100))
 141                             && ((input.getServiceAEnd().getServiceFormat().getName().equals("Ethernet"))
 142                                 || (input.getServiceAEnd().getServiceFormat().getName().equals("OC")))) {
 143                             LOG.info("Service format for {} is {} and rate is {}", input.getServiceName(),
 144                                 input.getServiceAEnd().getServiceFormat(), input.getServiceAEnd().getServiceRate());
 145                             ServicePathInputData servicePathInputDataAtoZ = ModelMappingUtils
 146                                 .rendererCreateServiceInputAToZ(input.getServiceName(), input.getPathDescription());
 147                             ServicePathInputData servicePathInputDataZtoA = ModelMappingUtils
 148                                 .rendererCreateServiceInputZToA(input.getServiceName(), input.getPathDescription());
 149                             // Rollback should be same for all conditions, so creating a new one
 150                             RollbackProcessor rollbackProcessor = new RollbackProcessor();
 151                             List<DeviceRenderingResult> renderingResults =
 152                                 deviceRendering(rollbackProcessor, servicePathInputDataAtoZ, servicePathInputDataZtoA);
 153                             if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
 154                                 sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 155                                     input.getServiceName(), RpcStatusEx.Failed, DEVICE_RENDERING_ROLL_BACK_MSG);
 156                                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
 157                                     OPERATION_FAILED);
 158                             }
 159                             ServicePowerSetupInput olmPowerSetupInputAtoZ =
 160                                 ModelMappingUtils.createServicePowerSetupInput(renderingResults.get(0).getOlmList(),
 161                                     input);
 162                             ServicePowerSetupInput olmPowerSetupInputZtoA =
 163                                 ModelMappingUtils.createServicePowerSetupInput(renderingResults.get(1).getOlmList(),
 164                                     input);
 165                             olmPowerSetup(rollbackProcessor, olmPowerSetupInputAtoZ, olmPowerSetupInputZtoA);
 166                             if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
 167                                 sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 168                                     input.getServiceName(), RpcStatusEx.Failed, OLM_ROLL_BACK_MSG);
 169                                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
 170                                     OPERATION_FAILED);
 171                             }
 172                             // run service activation test twice - once on source node and once on
 173                             // destination node
 174                             List<Nodes> nodes = servicePathInputDataAtoZ.getServicePathInput().getNodes();
 175                             if ((nodes == null) || (nodes.isEmpty())) {
 176                                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
 177                                     OPERATION_FAILED);
 178                             }
 179                             Nodes sourceNode = nodes.get(0);
 180                             Nodes destNode = nodes.get(nodes.size() - 1);
 181                             String srcNetworkTp;
 182                             String dstNetowrkTp;
 183                             if (sourceNode.getDestTp().contains(StringConstants.NETWORK_TOKEN)) {
 184                                 srcNetworkTp = sourceNode.getDestTp();
 185                             } else {
 186                                 srcNetworkTp = sourceNode.getSrcTp();
 187                             }
 188                             if (destNode.getDestTp().contains(StringConstants.NETWORK_TOKEN)) {
 189                                 dstNetowrkTp = destNode.getDestTp();
 190                             } else {
 191                                 dstNetowrkTp = destNode.getSrcTp();
 192                             }
 193                             if (!isServiceActivated(sourceNode.getNodeId(), srcNetworkTp)
 194                                 || !isServiceActivated(destNode.getNodeId(), dstNetowrkTp)) {
 195                                 rollbackProcessor.rollbackAll();
 196                                 sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 197                                     input.getServiceName(), RpcStatusEx.Failed,
 198                                     "Service activation test failed.");
 199                                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
 200                                     OPERATION_FAILED);
 201                             }
 202                             // If Service activation is success update Network ModelMappingUtils
 203                             networkModelWavelengthService.useWavelengths(input.getPathDescription());
 204                         } else { // This implies, service-rate is 1 or 10G
 205                             // This includes the lower-order odu (1 G, 10 G) and
 206                             LOG.info("RPC implementation for LO-ODU");
 207                             String serviceRate = ""; // Assuming service at A-side and Z-side has same service rate
 208                             if (input.getServiceAEnd().getServiceRate() != null) {
 209                                 serviceRate = input.getServiceAEnd().getServiceRate().toString() + "G";
 210                             }
 211                             LOG.info("Start rendering for {} service with {} rate and {} format",
 212                                 input.getServiceName(), serviceRate,
 213                                 input.getServiceAEnd().getServiceFormat());
 214                             // TODO: Need to create OCH-OTU4 interfaces by calling service-path input without src-tp
 215                             // This is A-Z side
 216                             OtnServicePathInput otnServicePathInputAtoZ = ModelMappingUtils
 217                                 .rendererCreateOtnServiceInput(input.getServiceName(),
 218                                     input.getServiceAEnd().getServiceFormat().getName(),
 219                                     serviceRate, input.getPathDescription(), true);
 220                             // This is Z-A side
 221                             OtnServicePathInput otnServicePathInputZtoA = ModelMappingUtils
 222                                 .rendererCreateOtnServiceInput(input.getServiceName(),
 223                                     input.getServiceZEnd().getServiceFormat().getName(),
 224                                     serviceRate, input.getPathDescription(), false);
 225                             // Rollback should be same for all conditions, so creating a new one
 226                             RollbackProcessor rollbackProcessor = new RollbackProcessor();
 227                             List<OtnDeviceRenderingResult> otnRenderingResults = otnDeviceRendering(rollbackProcessor,
 228                                 otnServicePathInputAtoZ, otnServicePathInputZtoA);
 229                             if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
 230                                 sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 231                                     input.getServiceName(), RpcStatusEx.Failed, DEVICE_RENDERING_ROLL_BACK_MSG);
 232                                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
 233                                     OPERATION_FAILED);
 234                             }
 235                             LOG.info("OTN rendering result size {}", otnRenderingResults.size());
 236                         }
 237                         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 238                             input.getServiceName(), RpcStatusEx.Successful, OPERATION_SUCCESSFUL);
 239                         break;
 240                     case Infrastructure:
 241                         LOG.info("RPC implementation for {}", input.getConnectionType());
 242                         if ((input.getServiceAEnd().getOtuServiceRate() != null)
 243                             && (input.getServiceAEnd().getOtuServiceRate().equals(OTU4.class))) {
 244                             // For the service of OTU4 infrastructure
 245                             // First create the OCH and OTU interfaces
 246                             String serviceRate = "100G"; // For OtnDeviceRendererServiceImpl
 247                             LOG.info("Service format for {} is {} and rate is {}", input.getServiceName(),
 248                                 input.getServiceAEnd().getOtuServiceRate(), serviceRate);
 249                             // First render OCH and OTU interfaces
 250                             ServicePathInputData servicePathInputDataAtoZ = ModelMappingUtils
 251                                 .rendererCreateServiceInputAToZ(input.getServiceName(), input.getPathDescription());
 252                             ServicePathInputData servicePathInputDataZtoA = ModelMappingUtils
 253                                 .rendererCreateServiceInputZToA(input.getServiceName(), input.getPathDescription());
 254                             // Rollback should be same for all conditions, so creating a new one
 255                             RollbackProcessor rollbackProcessor = new RollbackProcessor();
 256                             List<DeviceRenderingResult> renderingResults =
 257                                 deviceRendering(rollbackProcessor, servicePathInputDataAtoZ, servicePathInputDataZtoA);
 258                             if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
 259                                 sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 260                                     input.getServiceName(), RpcStatusEx.Failed, DEVICE_RENDERING_ROLL_BACK_MSG);
 261                                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
 262                                     OPERATION_FAILED);
 263                             }
 264                             LOG.info("Starting the OLM power setup");
 265                             ServicePowerSetupInput olmPowerSetupInputAtoZ =
 266                                 ModelMappingUtils.createServicePowerSetupInput(renderingResults.get(0).getOlmList(),
 267                                     input);
 268                             ServicePowerSetupInput olmPowerSetupInputZtoA =
 269                                 ModelMappingUtils.createServicePowerSetupInput(renderingResults.get(1).getOlmList(),
 270                                     input);
 271                             olmPowerSetup(rollbackProcessor, olmPowerSetupInputAtoZ, olmPowerSetupInputZtoA);
 272                             if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
 273                                 sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 274                                     input.getServiceName(), RpcStatusEx.Failed, OLM_ROLL_BACK_MSG);
 275                                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
 276                                     OPERATION_FAILED);
 277                             }
 278                             // run service activation test twice - once on source node and once on
 279                             // destination node
 280                             List<Nodes> nodes = servicePathInputDataAtoZ.getServicePathInput().getNodes();
 281                             if ((nodes == null) || (nodes.isEmpty())) {
 282                                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
 283                                     OPERATION_FAILED);
 284                             }
 285                             Nodes srcNode = nodes.get(0);
 286                             Nodes tgtNode = nodes.get(nodes.size() - 1); // destination node or target node
 287                             String srcNetworkTp = srcNode.getDestTp(); // In this case srcNode only has destTp
 288                             String tgtNetowrkTp = tgtNode.getSrcTp(); // tgtNode node only has srcTp
 289
 290                             if (!isServiceActivated(srcNode.getNodeId(), srcNetworkTp)
 291                                 || !isServiceActivated(tgtNode.getNodeId(), tgtNetowrkTp)) {
 292                                 rollbackProcessor.rollbackAll();
 293                                 sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 294                                     input.getServiceName(), RpcStatusEx.Failed,
 295                                     "Service activation test failed.");
 296                                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
 297                                     OPERATION_FAILED);
 298                             }
 299                         }
 300                         if ((input.getServiceAEnd().getOduServiceRate() != null)
 301                             && (input.getServiceAEnd().getOduServiceRate().equals(ODU4.class))) {
 302                             // For the service of OTU4 infrastructure
 303                             // First create the OCH and OTU interfaces
 304                             String serviceRate = "100G"; // For OtnDeviceRendererServiceImpl
 305                             LOG.info("Service format for {} is {} and rate is {}", input.getServiceName(),
 306                                 input.getServiceAEnd().getOduServiceRate(), serviceRate);
 307                             // Now start rendering ODU4 interface
 308                             String serviceFormat = "ODU"; // Since we need to create ODU4 Ttp interfaces as well
 309                             // This is A-Z side
 310                             OtnServicePathInput otnServicePathInputAtoZ = ModelMappingUtils
 311                                 .rendererCreateOtnServiceInput(input.getServiceName(),
 312                                     serviceFormat, serviceRate, input.getPathDescription(), true);
 313                             // This is Z-A side
 314                             OtnServicePathInput otnServicePathInputZtoA = ModelMappingUtils
 315                                 .rendererCreateOtnServiceInput(input.getServiceName(),
 316                                     input.getServiceZEnd().getServiceFormat().getName(),
 317                                     serviceRate, input.getPathDescription(), false);
 318                             // Rollback should be same for all conditions, so creating a new one
 319                             RollbackProcessor rollbackProcessor = new RollbackProcessor();
 320                             List<OtnDeviceRenderingResult> otnRenderingResults = otnDeviceRendering(rollbackProcessor,
 321                                 otnServicePathInputAtoZ, otnServicePathInputZtoA);
 322                             if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
 323                                 sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 324                                     input.getServiceName(), RpcStatusEx.Failed, DEVICE_RENDERING_ROLL_BACK_MSG);
 325                                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
 326                                     OPERATION_FAILED);
 327                             }
 328                             LOG.info("OTN rendering result size {}", otnRenderingResults.size());
 329                             sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 330                                 input.getServiceName(), RpcStatusEx.Successful, OPERATION_SUCCESSFUL);
 331                         }
 332                         break;
 333                     default:
 334                         LOG.warn("Unsupported connection type {}", input.getConnectionType());
 335                 }
 336                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_OK,
 337                     OPERATION_SUCCESSFUL);
 338             }
 339
 340         });
 341     }
 342
 343     @Override
 344     @SuppressWarnings("checkstyle:IllegalCatch")
 345     public OperationResult reserveResource(PathDescription pathDescription) {
 346
 347         try {
 348             LOG.info("Reserving resources in network model");
 349             networkModelWavelengthService.useWavelengths(pathDescription);
 350         } catch (Exception e) {
 351             LOG.warn("Reserving resources in network model failed");
 352             return OperationResult.failed("Resources reserve failed in network model");
 353         }
 354         return OperationResult.ok("Resources reserved successfully in network model");
 355     }
 356
 357     @Override
 358     @SuppressWarnings("checkstyle:IllegalCatch")
 359     public OperationResult freeResource(PathDescription pathDescription) {
 360
 361         try {
 362             networkModelWavelengthService.freeWavelengths(pathDescription);
 363         } catch (Exception e) {
 364             return OperationResult.failed("Resources reserve failed in network model");
 365         }
 366         return OperationResult.ok("Resources reserved successfully in network model");
 367     }
 368
 369     @Override
 370     public ListenableFuture<ServiceDeleteOutput> serviceDelete(ServiceDeleteInput input) {
 371         String serviceName = input.getServiceName();
 372         LOG.info("Calling service delete request {}", input.getServiceName());
 373         return executor.submit(new Callable<ServiceDeleteOutput>() {
 374
 375             @Override
 376             public ServiceDeleteOutput call() throws Exception {
 377                 sendNotifications(ServicePathNotificationTypes.ServiceDelete, input.getServiceName(),
 378                         RpcStatusEx.Pending, "Service compliant, submitting service delete Request ...");
 379                 // Obtain path description
 380                 Optional<PathDescription> pathDescriptionOpt = getPathDescriptionFromDatastore(serviceName);
 381                 PathDescription pathDescription;
 382                 if (pathDescriptionOpt.isPresent()) {
 383                     pathDescription = pathDescriptionOpt.get();
 384                 } else {
 385                     LOG.error("Unable to get path description for service {}!", serviceName);
 386                     sendNotifications(ServicePathNotificationTypes.ServiceDelete, input.getServiceName(),
 387                             RpcStatusEx.Failed, "Unable to get path description for service");
 388                     return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
 389                             OPERATION_FAILED);
 390                 }
 391                 ServicePathInputData servicePathInputDataAtoZ =
 392                         ModelMappingUtils.rendererCreateServiceInputAToZ(serviceName, pathDescription);
 393                 ServicePathInputData servicePathInputDataZtoA =
 394                         ModelMappingUtils.rendererCreateServiceInputZToA(serviceName, pathDescription);
 395                 // OLM turn down power
 396                 try {
 397                     LOG.debug(TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG);
 398                     sendNotifications(ServicePathNotificationTypes.ServiceDelete,
 399                             input.getServiceName(), RpcStatusEx.Pending, TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG);
 400                     ServicePowerTurndownOutput atozPowerTurndownOutput = olmPowerTurndown(servicePathInputDataAtoZ);
 401                     // TODO add some flag rather than string
 402                     if (FAILED.equals(atozPowerTurndownOutput.getResult())) {
 403                         LOG.error("Service power turndown failed on A-to-Z path for service {}!", serviceName);
 404                         sendNotifications(ServicePathNotificationTypes.ServiceDelete,
 405                                 input.getServiceName(), RpcStatusEx.Failed,
 406                                 "Service power turndown failed on A-to-Z path for service");
 407                         return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
 408                                 OPERATION_FAILED);
 409                     }
 410                     LOG.debug("Turning down power on Z-to-A path");
 411                     sendNotifications(ServicePathNotificationTypes.ServiceDelete, input.getServiceName(),
 412                             RpcStatusEx.Pending, "Turning down power on Z-to-A path");
 413                     ServicePowerTurndownOutput ztoaPowerTurndownOutput = olmPowerTurndown(servicePathInputDataZtoA);
 414                     // TODO add some flag rather than string
 415                     if (FAILED.equals(ztoaPowerTurndownOutput.getResult())) {
 416                         LOG.error("Service power turndown failed on Z-to-A path for service {}!", serviceName);
 417                         sendNotifications(ServicePathNotificationTypes.ServiceDelete,
 418                                 input.getServiceName(), RpcStatusEx.Failed,
 419                                 "Service power turndown failed on Z-to-A path for service");
 420                         return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
 421                                 OPERATION_FAILED);
 422                     }
 423                 } catch (InterruptedException | ExecutionException | TimeoutException e) {
 424                     LOG.error("Error while turning down power!", e);
 425                     return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
 426                             OPERATION_FAILED);
 427                 }
 428                 // delete service path with renderer
 429                 LOG.debug("Deleting service path via renderer");
 430                 sendNotifications(ServicePathNotificationTypes.ServiceDelete, input.getServiceName(),
 431                         RpcStatusEx.Pending, "Deleting service path via renderer");
 432                 deviceRenderer.deleteServicePath(servicePathInputDataAtoZ.getServicePathInput());
 433                 deviceRenderer.deleteServicePath(servicePathInputDataZtoA.getServicePathInput());
 434                 networkModelWavelengthService.freeWavelengths(pathDescription);
 435                 sendNotifications(ServicePathNotificationTypes.ServiceDelete, input.getServiceName(),
 436                         RpcStatusEx.Successful, OPERATION_SUCCESSFUL);
 437                 return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_OK, OPERATION_SUCCESSFUL);
 438             }
 439         });
 440
 441
 442     }
 443
 444     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 445             value = "UPM_UNCALLED_PRIVATE_METHOD",
 446             justification = "call in call() method")
 447     private ServicePowerTurndownOutput olmPowerTurndown(ServicePathInputData servicePathInputData)
 448             throws InterruptedException, ExecutionException, TimeoutException {
 449         LOG.debug(TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG);
 450         Future<RpcResult<ServicePowerTurndownOutput>> powerTurndownFuture = this.olmService.servicePowerTurndown(
 451                 new ServicePowerTurndownInputBuilder(servicePathInputData.getServicePathInput()).build());
 452         return powerTurndownFuture.get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS).getResult();
 453     }
 454
 455     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 456             value = "UPM_UNCALLED_PRIVATE_METHOD",
 457             justification = "call in call() method")
 458     private Optional<PathDescription> getPathDescriptionFromDatastore(String serviceName) {
 459         InstanceIdentifier<PathDescription> pathDescriptionIID = InstanceIdentifier.create(ServicePathList.class)
 460                 .child(ServicePaths.class, new ServicePathsKey(serviceName)).child(PathDescription.class);
 461         ReadTransaction pathDescReadTx = this.dataBroker.newReadOnlyTransaction();
 462         try {
 463             LOG.debug("Getting path description for service {}", serviceName);
 464             return pathDescReadTx.read(LogicalDatastoreType.OPERATIONAL, pathDescriptionIID)
 465                     .get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 466         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 467             LOG.warn("Exception while getting path description from datastore {} for service {}!", pathDescriptionIID,
 468                     serviceName, e);
 469             return Optional.empty();
 470         }
 471     }
 472
 473     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 474             value = "UPM_UNCALLED_PRIVATE_METHOD",
 475             justification = "call in call() method")
 476     private List<DeviceRenderingResult> deviceRendering(RollbackProcessor rollbackProcessor,
 477             ServicePathInputData servicePathDataAtoZ, ServicePathInputData servicePathDataZtoA) {
 478         LOG.info(RENDERING_DEVICES_A_Z_MSG);
 479         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 480                 servicePathDataAtoZ.getServicePathInput().getServiceName(), RpcStatusEx.Pending,
 481                 RENDERING_DEVICES_A_Z_MSG);
 482         ListenableFuture<DeviceRenderingResult> atozrenderingFuture =
 483                 this.executor.submit(new DeviceRenderingTask(this.deviceRenderer, servicePathDataAtoZ,
 484                         ServicePathDirection.A_TO_Z));
 485
 486         LOG.info("Rendering devices Z-A");
 487         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 488                 servicePathDataZtoA.getServicePathInput().getServiceName(), RpcStatusEx.Pending,
 489                 RENDERING_DEVICES_Z_A_MSG);
 490         ListenableFuture<DeviceRenderingResult> ztoarenderingFuture =
 491                 this.executor.submit(new DeviceRenderingTask(this.deviceRenderer, servicePathDataZtoA,
 492                         ServicePathDirection.Z_TO_A));
 493         ListenableFuture<List<DeviceRenderingResult>> renderingCombinedFuture =
 494                 Futures.allAsList(atozrenderingFuture, ztoarenderingFuture);
 495
 496         List<DeviceRenderingResult> renderingResults = new ArrayList<>(2);
 497         try {
 498             LOG.info("Waiting for A-Z and Z-A device renderers ...");
 499             renderingResults = renderingCombinedFuture.get(Timeouts.RENDERING_TIMEOUT, TimeUnit.MILLISECONDS);
 500         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 501             LOG.warn(DEVICE_RENDERING_ROLL_BACK_MSG, e);
 502             sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 503                     servicePathDataAtoZ.getServicePathInput().getServiceName(), RpcStatusEx.Pending,
 504                     DEVICE_RENDERING_ROLL_BACK_MSG);
 505             //FIXME we can't do rollback here, because we don't have rendering results.
 506             return renderingResults;
 507         }
 508
 509         rollbackProcessor.addTask(new DeviceRenderingRollbackTask("AtoZDeviceTask",
 510                 ! renderingResults.get(0).isSuccess(), renderingResults.get(0).getRenderedNodeInterfaces(),
 511                 this.deviceRenderer));
 512         rollbackProcessor.addTask(new DeviceRenderingRollbackTask("ZtoADeviceTask",
 513                 ! renderingResults.get(1).isSuccess(), renderingResults.get(1).getRenderedNodeInterfaces(),
 514                 this.deviceRenderer));
 515         return renderingResults;
 516     }
 517
 518     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 519         value = "UPM_UNCALLED_PRIVATE_METHOD",
 520         justification = "call in call() method")
 521     private List<OtnDeviceRenderingResult> otnDeviceRendering(RollbackProcessor rollbackProcessor,
 522         OtnServicePathInput otnServicePathAtoZ, OtnServicePathInput otnServicePathZtoA) {
 523         LOG.info(RENDERING_DEVICES_A_Z_MSG);
 524         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 525             otnServicePathAtoZ.getServiceName(), RpcStatusEx.Pending,
 526             RENDERING_DEVICES_A_Z_MSG);
 527         ListenableFuture<OtnDeviceRenderingResult> atozrenderingFuture =
 528             this.executor.submit(new OtnDeviceRenderingTask(this.otnDeviceRenderer, otnServicePathAtoZ));
 529
 530         LOG.info("Rendering devices Z-A");
 531         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 532             otnServicePathZtoA.getServiceName(), RpcStatusEx.Pending,
 533             RENDERING_DEVICES_Z_A_MSG);
 534         ListenableFuture<OtnDeviceRenderingResult> ztoarenderingFuture =
 535             this.executor.submit(new OtnDeviceRenderingTask(this.otnDeviceRenderer, otnServicePathZtoA));
 536         ListenableFuture<List<OtnDeviceRenderingResult>> renderingCombinedFuture =
 537             Futures.allAsList(atozrenderingFuture, ztoarenderingFuture);
 538
 539         List<OtnDeviceRenderingResult> otnRenderingResults = new ArrayList<>(2);
 540         try {
 541             LOG.info("Waiting for A-Z and Z-A device renderers ...");
 542             otnRenderingResults = renderingCombinedFuture.get(Timeouts.RENDERING_TIMEOUT, TimeUnit.MILLISECONDS);
 543         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 544             LOG.warn(DEVICE_RENDERING_ROLL_BACK_MSG, e);
 545             sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 546                 otnServicePathAtoZ.getServiceName(), RpcStatusEx.Pending,
 547                 DEVICE_RENDERING_ROLL_BACK_MSG);
 548             //FIXME we can't do rollback here, because we don't have rendering results.
 549             return otnRenderingResults;
 550         }
 551
 552         rollbackProcessor.addTask(new DeviceRenderingRollbackTask("AtoZDeviceTask",
 553             ! otnRenderingResults.get(0).isSuccess(), otnRenderingResults.get(0).getRenderedNodeInterfaces(),
 554             this.deviceRenderer));
 555         rollbackProcessor.addTask(new DeviceRenderingRollbackTask("ZtoADeviceTask",
 556             ! otnRenderingResults.get(1).isSuccess(), otnRenderingResults.get(1).getRenderedNodeInterfaces(),
 557             this.deviceRenderer));
 558
 559
 560         return otnRenderingResults;
 561
 562     }
 563
 564     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 565             value = "UPM_UNCALLED_PRIVATE_METHOD",
 566             justification = "call in call() method")
 567     private void olmPowerSetup(RollbackProcessor rollbackProcessor, ServicePowerSetupInput powerSetupInputAtoZ,
 568             ServicePowerSetupInput powerSetupInputZtoA) {
 569         LOG.info("Olm power setup A-Z");
 570         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 571                 powerSetupInputAtoZ.getServiceName(), RpcStatusEx.Pending, "Olm power setup A-Z");
 572         ListenableFuture<OLMRenderingResult> olmPowerSetupFutureAtoZ
 573                 = this.executor.submit(new OlmPowerSetupTask(this.olmService, powerSetupInputAtoZ));
 574
 575         LOG.info("OLM power setup Z-A");
 576         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 577                 powerSetupInputAtoZ.getServiceName(), RpcStatusEx.Pending, "Olm power setup Z-A");
 578         ListenableFuture<OLMRenderingResult> olmPowerSetupFutureZtoA
 579                 = this.executor.submit(new OlmPowerSetupTask(this.olmService, powerSetupInputZtoA));
 580         ListenableFuture<List<OLMRenderingResult>> olmFutures =
 581                 Futures.allAsList(olmPowerSetupFutureAtoZ, olmPowerSetupFutureZtoA);
 582
 583         List<OLMRenderingResult> olmResults;
 584         try {
 585             LOG.info("Waiting for A-Z and Z-A OLM power setup ...");
 586             olmResults = olmFutures.get(Timeouts.OLM_TIMEOUT, TimeUnit.MILLISECONDS);
 587         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 588             LOG.warn(OLM_ROLL_BACK_MSG, e);
 589             sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 590                     powerSetupInputAtoZ.getServiceName(), RpcStatusEx.Pending,
 591                     OLM_ROLL_BACK_MSG);
 592             rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("AtoZOLMTask", true,
 593                     this.olmService, powerSetupInputAtoZ));
 594             rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("ZtoAOLMTask", true,
 595                     this.olmService, powerSetupInputZtoA));
 596             return;
 597         }
 598
 599         rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("AtoZOLMTask", ! olmResults.get(0).isSuccess(),
 600                 this.olmService, powerSetupInputAtoZ));
 601         rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("ZtoAOLMTask", ! olmResults.get(1).isSuccess(),
 602                 this.olmService, powerSetupInputZtoA));
 603     }
 604
 605     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 606             value = "UPM_UNCALLED_PRIVATE_METHOD",
 607             justification = "call in call() method")
 608     private boolean isServiceActivated(String nodeId, String tpId) {
 609         LOG.info("Starting service activation test on node {} and tp {}", nodeId, tpId);
 610         for (int i = 0; i < 3; i++) {
 611             List<Measurements> measurements = getMeasurements(nodeId, tpId);
 612             if ((measurements != null) && verifyPreFecBer(measurements)) {
 613                 return true;
 614             } else if (measurements == null) {
 615                 LOG.warn("Device {} is not reporting PreFEC on TP: {}", nodeId, tpId);
 616                 return true;
 617             } else {
 618                 try {
 619                     Thread.sleep(Timeouts.SERVICE_ACTIVATION_TEST_RETRY_TIME);
 620                 } catch (InterruptedException ex) {
 621                     Thread.currentThread().interrupt();
 622                 }
 623             }
 624         }
 625         LOG.error("Service activation test failed on node {} and termination point {}!", nodeId, tpId);
 626         return false;
 627     }
 628
 629     private List<Measurements> getMeasurements(String nodeId, String tp) {
 630         GetPmInputBuilder getPmIpBldr = new GetPmInputBuilder();
 631         getPmIpBldr.setNodeId(nodeId);
 632         getPmIpBldr.setGranularity(PmGranularity._15min);
 633         ResourceIdentifierBuilder rsrcBldr = new ResourceIdentifierBuilder();
 634         rsrcBldr.setResourceName(tp + "-OTU");
 635         getPmIpBldr.setResourceIdentifier(rsrcBldr.build());
 636         getPmIpBldr.setResourceType(ResourceTypeEnum.Interface);
 637
 638         try {
 639             Future<RpcResult<GetPmOutput>> getPmFuture = this.olmService.getPm(getPmIpBldr.build());
 640             RpcResult<GetPmOutput> getPmRpcResult = getPmFuture.get();
 641             GetPmOutput getPmOutput = getPmRpcResult.getResult();
 642             if ((getPmOutput != null) && (getPmOutput.getNodeId() != null)) {
 643                 LOG.info("successfully finished calling OLM's get PM");
 644                 return getPmOutput.getMeasurements();
 645                 // may return null
 646             } else {
 647                 LOG.warn("OLM's get PM failed for node {} and tp {}", nodeId, tp);
 648             }
 649
 650         } catch (ExecutionException | InterruptedException e) {
 651             LOG.warn("Error occurred while getting PM for node {} and tp {}", nodeId, tp, e);
 652         }
 653         return null;
 654     }
 655
 656
 657     private boolean verifyPreFecBer(List<Measurements> measurements) {
 658         double preFecCorrectedErrors = Double.MIN_VALUE;
 659         double fecUncorrectableBlocks = Double.MIN_VALUE;
 660
 661         for (Measurements measurement : measurements) {
 662             if (measurement.getPmparameterName().equals("preFECCorrectedErrors")) {
 663                 preFecCorrectedErrors = Double.parseDouble(measurement.getPmparameterValue());
 664             }
 665             if (measurement.getPmparameterName().equals("FECUncorrectableBlocks")) {
 666                 fecUncorrectableBlocks = Double.parseDouble(measurement.getPmparameterValue());
 667             }
 668         }
 669
 670         LOG.info("Measurements: preFECCorrectedErrors = {}; FECUncorrectableBlocks = {}", preFecCorrectedErrors,
 671                 fecUncorrectableBlocks);
 672
 673         if (fecUncorrectableBlocks > Double.MIN_VALUE) {
 674             LOG.error("Data has uncorrectable errors, BER test failed");
 675             return false;
 676         } else {
 677             double numOfBitsPerSecond = 112000000000d;
 678             double threshold = 0.00002d;
 679             double result = preFecCorrectedErrors / numOfBitsPerSecond;
 680             LOG.info("PreFEC value is {}", Double.toString(result));
 681             return result <= threshold;
 682         }
 683     }
 684
 685 }