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.RollbackProcessor;
  40 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.GetPmInputBuilder;
  41 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.GetPmOutput;
  42 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerSetupInput;
  43 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerTurndownInputBuilder;
  44 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerTurndownOutput;
  45 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.TransportpceOlmService;
  46 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.get.pm.output.Measurements;
  47 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteInput;
  48 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceDeleteOutput;
  49 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestInput;
  50 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceImplementationRequestOutput;
  51 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceRpcResultSp;
  52 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev171017.ServiceRpcResultSpBuilder;
  53 import org.opendaylight.yang.gen.v1.http.org.openroadm.pm.types.rev161014.PmGranularity;
  54 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.types.rev161014.ResourceTypeEnum;
  55 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.RpcStatusEx;
  56 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.ServicePathNotificationTypes;
  57 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.service.path.PathDescription;
  58 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.ServicePathList;
  59 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePaths;
  60 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePathsKey;
  61 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200128.olm.get.pm.input.ResourceIdentifierBuilder;
  62 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200128.olm.renderer.input.Nodes;
  63 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  64 import org.opendaylight.yangtools.yang.common.RpcResult;
  65 import org.slf4j.Logger;
  66 import org.slf4j.LoggerFactory;
  67
  68
  69 public class RendererServiceOperationsImpl implements RendererServiceOperations {
  70
  71     private static final String DEVICE_RENDERING_ROLL_BACK_MSG =
  72             "Device rendering was not successful! Rendering will be rolled back.";
  73     private static final String OLM_ROLL_BACK_MSG =
  74             "OLM power setup was not successful! Rendering and OLM will be rolled back.";
  75     private static final String RENDERING_DEVICES_A_Z_MSG = "Rendering devices A-Z";
  76     private static final String TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG = "Turning down power on A-to-Z path";
  77     private static final Logger LOG = LoggerFactory.getLogger(RendererServiceOperationsImpl.class);
  78     private static final String FAILED = "Failed";
  79     private static final String OPERATION_FAILED = "Operation Failed";
  80     private static final String OPERATION_SUCCESSFUL = "Operation Successful";
  81     private static final int NUMBER_OF_THREADS = 4;
  82
  83     private final DeviceRendererService deviceRenderer;
  84     private final TransportpceOlmService olmService;
  85     private final DataBroker dataBroker;
  86     private final NotificationPublishService notificationPublishService;
  87     private ListeningExecutorService executor;
  88     private NetworkModelWavelengthService networkModelWavelengthService;
  89     private ServiceRpcResultSp notification = null;
  90
  91     public RendererServiceOperationsImpl(DeviceRendererService deviceRenderer, TransportpceOlmService olmService,
  92             DataBroker dataBroker, NetworkModelWavelengthService networkModelWavelengthService,
  93             NotificationPublishService notificationPublishService) {
  94         this.deviceRenderer = deviceRenderer;
  95         this.olmService = olmService;
  96         this.dataBroker = dataBroker;
  97         this.networkModelWavelengthService = networkModelWavelengthService;
  98         this.notificationPublishService = notificationPublishService;
  99         this.executor = MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(NUMBER_OF_THREADS));
 100     }
 101
 102     private void sendNotifications(ServicePathNotificationTypes servicePathNotificationTypes, String serviceName,
 103             RpcStatusEx rpcStatusEx, String message) {
 104         this.notification = new ServiceRpcResultSpBuilder()
 105                 .setNotificationType(servicePathNotificationTypes)
 106                 .setServiceName(serviceName)
 107                 .setStatus(rpcStatusEx)
 108                 .setStatusMessage(message)
 109                 .build();
 110         try {
 111             notificationPublishService.putNotification(this.notification);
 112         } catch (InterruptedException e) {
 113             LOG.info("notification offer rejected: ", e);
 114         }
 115     }
 116
 117     @Override
 118     public ListenableFuture<ServiceImplementationRequestOutput>
 119             serviceImplementation(ServiceImplementationRequestInput input) {
 120         LOG.info("Calling service impl request {}", input.getServiceName());
 121         return executor.submit(new Callable<ServiceImplementationRequestOutput>() {
 122
 123             @Override
 124             public ServiceImplementationRequestOutput call() throws Exception {
 125                 sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest, input.getServiceName(),
 126                         RpcStatusEx.Pending, "Service compliant, submitting service implementation Request ...");
 127                 RollbackProcessor rollbackProcessor = new RollbackProcessor();
 128                 ServicePathInputData servicePathInputDataAtoZ = ModelMappingUtils
 129                         .rendererCreateServiceInputAToZ(input.getServiceName(), input.getPathDescription());
 130                 ServicePathInputData servicePathInputDataZtoA = ModelMappingUtils
 131                         .rendererCreateServiceInputZToA(input.getServiceName(), input.getPathDescription());
 132                 List<DeviceRenderingResult> renderingResults =
 133                         deviceRendering(rollbackProcessor, servicePathInputDataAtoZ, servicePathInputDataZtoA);
 134                 if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
 135                     sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest, input.getServiceName(),
 136                             RpcStatusEx.Failed, DEVICE_RENDERING_ROLL_BACK_MSG);
 137                     return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED, OPERATION_FAILED);
 138                 }
 139                 ServicePowerSetupInput olmPowerSetupInputAtoZ =
 140                         ModelMappingUtils.createServicePowerSetupInput(renderingResults.get(0).getOlmList(), input);
 141                 ServicePowerSetupInput olmPowerSetupInputZtoA =
 142                         ModelMappingUtils.createServicePowerSetupInput(renderingResults.get(1).getOlmList(), input);
 143                 olmPowerSetup(rollbackProcessor, olmPowerSetupInputAtoZ, olmPowerSetupInputZtoA);
 144                 if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
 145                     sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest, input.getServiceName(),
 146                             RpcStatusEx.Failed,
 147                             OLM_ROLL_BACK_MSG);
 148                     return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED, OPERATION_FAILED);
 149                 }
 150                 // run service activation test twice - once on source node and once on
 151                 // destination node
 152                 List<Nodes> nodes = servicePathInputDataAtoZ.getServicePathInput().getNodes();
 153                 Nodes sourceNode = nodes.get(0);
 154                 Nodes destNode = nodes.get(nodes.size() - 1);
 155                 String srcNetworkTp;
 156                 String dstNetowrkTp;
 157                 if (sourceNode.getDestTp().contains(StringConstants.NETWORK_TOKEN)) {
 158                     srcNetworkTp = sourceNode.getDestTp();
 159                 } else {
 160                     srcNetworkTp = sourceNode.getSrcTp();
 161                 }
 162                 if (destNode.getDestTp().contains(StringConstants.NETWORK_TOKEN)) {
 163                     dstNetowrkTp = destNode.getDestTp();
 164                 } else {
 165                     dstNetowrkTp = destNode.getSrcTp();
 166                 }
 167                 if (!isServiceActivated(sourceNode.getNodeId(), srcNetworkTp)
 168                         || !isServiceActivated(destNode.getNodeId(), dstNetowrkTp)) {
 169                     rollbackProcessor.rollbackAll();
 170                     sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest, input.getServiceName(),
 171                             RpcStatusEx.Failed, "Service activation test failed.");
 172                     return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED, OPERATION_FAILED);
 173                 }
 174                 // If Service activation is success update Network ModelMappingUtils
 175                 networkModelWavelengthService.useWavelengths(input.getPathDescription());
 176                 sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest, input.getServiceName(),
 177                         RpcStatusEx.Successful, OPERATION_SUCCESSFUL);
 178                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_OK, OPERATION_SUCCESSFUL);
 179             }
 180         });
 181     }
 182
 183     @Override
 184     @SuppressWarnings("checkstyle:IllegalCatch")
 185     public OperationResult reserveResource(PathDescription pathDescription) {
 186
 187         try {
 188             LOG.info("Reserving resources in network model");
 189             networkModelWavelengthService.useWavelengths(pathDescription);
 190         } catch (Exception e) {
 191             LOG.warn("Reserving resources in network model failed");
 192             return OperationResult.failed("Resources reserve failed in network model");
 193         }
 194         return OperationResult.ok("Resources reserved successfully in network model");
 195     }
 196
 197     @Override
 198     @SuppressWarnings("checkstyle:IllegalCatch")
 199     public OperationResult freeResource(PathDescription pathDescription) {
 200
 201         try {
 202             networkModelWavelengthService.freeWavelengths(pathDescription);
 203         } catch (Exception e) {
 204             return OperationResult.failed("Resources reserve failed in network model");
 205         }
 206         return OperationResult.ok("Resources reserved successfully in network model");
 207     }
 208
 209     @Override
 210     public ListenableFuture<ServiceDeleteOutput> serviceDelete(ServiceDeleteInput input) {
 211         String serviceName = input.getServiceName();
 212         LOG.info("Calling service delete request {}", input.getServiceName());
 213         return executor.submit(new Callable<ServiceDeleteOutput>() {
 214
 215             @Override
 216             public ServiceDeleteOutput call() throws Exception {
 217                 sendNotifications(ServicePathNotificationTypes.ServiceDelete, input.getServiceName(),
 218                         RpcStatusEx.Pending, "Service compliant, submitting service delete Request ...");
 219                 // Obtain path description
 220                 Optional<PathDescription> pathDescriptionOpt = getPathDescriptionFromDatastore(serviceName);
 221                 PathDescription pathDescription;
 222                 if (pathDescriptionOpt.isPresent()) {
 223                     pathDescription = pathDescriptionOpt.get();
 224                 } else {
 225                     LOG.error("Unable to get path description for service {}!", serviceName);
 226                     sendNotifications(ServicePathNotificationTypes.ServiceDelete, input.getServiceName(),
 227                             RpcStatusEx.Failed, "Unable to get path description for service");
 228                     return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
 229                             OPERATION_FAILED);
 230                 }
 231                 ServicePathInputData servicePathInputDataAtoZ =
 232                         ModelMappingUtils.rendererCreateServiceInputAToZ(serviceName, pathDescription);
 233                 ServicePathInputData servicePathInputDataZtoA =
 234                         ModelMappingUtils.rendererCreateServiceInputZToA(serviceName, pathDescription);
 235                 // OLM turn down power
 236                 try {
 237                     LOG.debug(TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG);
 238                     sendNotifications(ServicePathNotificationTypes.ServiceDelete,
 239                             input.getServiceName(), RpcStatusEx.Pending, TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG);
 240                     ServicePowerTurndownOutput atozPowerTurndownOutput = olmPowerTurndown(servicePathInputDataAtoZ);
 241                     // TODO add some flag rather than string
 242                     if (FAILED.equals(atozPowerTurndownOutput.getResult())) {
 243                         LOG.error("Service power turndown failed on A-to-Z path for service {}!", serviceName);
 244                         sendNotifications(ServicePathNotificationTypes.ServiceDelete,
 245                                 input.getServiceName(), RpcStatusEx.Failed,
 246                                 "Service power turndown failed on A-to-Z path for service");
 247                         return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
 248                                 OPERATION_FAILED);
 249                     }
 250                     LOG.debug("Turning down power on Z-to-A path");
 251                     sendNotifications(ServicePathNotificationTypes.ServiceDelete, input.getServiceName(),
 252                             RpcStatusEx.Pending, "Turning down power on Z-to-A path");
 253                     ServicePowerTurndownOutput ztoaPowerTurndownOutput = olmPowerTurndown(servicePathInputDataZtoA);
 254                     // TODO add some flag rather than string
 255                     if (FAILED.equals(ztoaPowerTurndownOutput.getResult())) {
 256                         LOG.error("Service power turndown failed on Z-to-A path for service {}!", serviceName);
 257                         sendNotifications(ServicePathNotificationTypes.ServiceDelete,
 258                                 input.getServiceName(), RpcStatusEx.Failed,
 259                                 "Service power turndown failed on Z-to-A path for service");
 260                         return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
 261                                 OPERATION_FAILED);
 262                     }
 263                 } catch (InterruptedException | ExecutionException | TimeoutException e) {
 264                     LOG.error("Error while turning down power!", e);
 265                     return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
 266                             OPERATION_FAILED);
 267                 }
 268                 // delete service path with renderer
 269                 LOG.debug("Deleting service path via renderer");
 270                 sendNotifications(ServicePathNotificationTypes.ServiceDelete, input.getServiceName(),
 271                         RpcStatusEx.Pending, "Deleting service path via renderer");
 272                 deviceRenderer.deleteServicePath(servicePathInputDataAtoZ.getServicePathInput());
 273                 deviceRenderer.deleteServicePath(servicePathInputDataZtoA.getServicePathInput());
 274                 networkModelWavelengthService.freeWavelengths(pathDescription);
 275                 sendNotifications(ServicePathNotificationTypes.ServiceDelete, input.getServiceName(),
 276                         RpcStatusEx.Successful, OPERATION_SUCCESSFUL);
 277                 return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_OK, OPERATION_SUCCESSFUL);
 278             }
 279         });
 280
 281
 282     }
 283
 284     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 285             value = "UPM_UNCALLED_PRIVATE_METHOD",
 286             justification = "call in call() method")
 287     private ServicePowerTurndownOutput olmPowerTurndown(ServicePathInputData servicePathInputData)
 288             throws InterruptedException, ExecutionException, TimeoutException {
 289         LOG.debug(TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG);
 290         Future<RpcResult<ServicePowerTurndownOutput>> powerTurndownFuture = this.olmService.servicePowerTurndown(
 291                 new ServicePowerTurndownInputBuilder(servicePathInputData.getServicePathInput()).build());
 292         return powerTurndownFuture.get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS).getResult();
 293     }
 294
 295     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 296             value = "UPM_UNCALLED_PRIVATE_METHOD",
 297             justification = "call in call() method")
 298     private Optional<PathDescription> getPathDescriptionFromDatastore(String serviceName) {
 299         InstanceIdentifier<PathDescription> pathDescriptionIID = InstanceIdentifier.create(ServicePathList.class)
 300                 .child(ServicePaths.class, new ServicePathsKey(serviceName)).child(PathDescription.class);
 301         ReadTransaction pathDescReadTx = this.dataBroker.newReadOnlyTransaction();
 302         try {
 303             LOG.debug("Getting path description for service {}", serviceName);
 304             return pathDescReadTx.read(LogicalDatastoreType.OPERATIONAL, pathDescriptionIID)
 305                     .get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 306         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 307             LOG.warn("Exception while getting path description from datastore {} for service {}!", pathDescriptionIID,
 308                     serviceName, e);
 309             return Optional.empty();
 310         }
 311     }
 312
 313     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 314             value = "UPM_UNCALLED_PRIVATE_METHOD",
 315             justification = "call in call() method")
 316     private List<DeviceRenderingResult> deviceRendering(RollbackProcessor rollbackProcessor,
 317             ServicePathInputData servicePathDataAtoZ, ServicePathInputData servicePathDataZtoA) {
 318         LOG.info(RENDERING_DEVICES_A_Z_MSG);
 319         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 320                 servicePathDataAtoZ.getServicePathInput().getServiceName(), RpcStatusEx.Pending,
 321                 RENDERING_DEVICES_A_Z_MSG);
 322         ListenableFuture<DeviceRenderingResult> atozrenderingFuture =
 323                 this.executor.submit(new DeviceRenderingTask(this.deviceRenderer, servicePathDataAtoZ,
 324                         ServicePathDirection.A_TO_Z));
 325
 326         LOG.info("Rendering devices Z-A");
 327         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 328                 servicePathDataAtoZ.getServicePathInput().getServiceName(), RpcStatusEx.Pending,
 329                 RENDERING_DEVICES_A_Z_MSG);
 330         ListenableFuture<DeviceRenderingResult> ztoarenderingFuture =
 331                 this.executor.submit(new DeviceRenderingTask(this.deviceRenderer, servicePathDataZtoA,
 332                         ServicePathDirection.Z_TO_A));
 333         ListenableFuture<List<DeviceRenderingResult>> renderingCombinedFuture =
 334                 Futures.allAsList(atozrenderingFuture, ztoarenderingFuture);
 335
 336         List<DeviceRenderingResult> renderingResults = new ArrayList<>(2);
 337         try {
 338             LOG.info("Waiting for A-Z and Z-A device renderers ...");
 339             renderingResults = renderingCombinedFuture.get(Timeouts.RENDERING_TIMEOUT, TimeUnit.MILLISECONDS);
 340         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 341             LOG.warn(DEVICE_RENDERING_ROLL_BACK_MSG, e);
 342             sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 343                     servicePathDataAtoZ.getServicePathInput().getServiceName(), RpcStatusEx.Pending,
 344                     DEVICE_RENDERING_ROLL_BACK_MSG);
 345             //FIXME we can't do rollback here, because we don't have rendering results.
 346             return renderingResults;
 347         }
 348
 349         rollbackProcessor.addTask(new DeviceRenderingRollbackTask("AtoZDeviceTask",
 350                 ! renderingResults.get(0).isSuccess(), renderingResults.get(0).getRenderedNodeInterfaces(),
 351                 this.deviceRenderer));
 352         rollbackProcessor.addTask(new DeviceRenderingRollbackTask("ZtoADeviceTask",
 353                 ! renderingResults.get(1).isSuccess(), renderingResults.get(1).getRenderedNodeInterfaces(),
 354                 this.deviceRenderer));
 355         return renderingResults;
 356     }
 357
 358     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 359             value = "UPM_UNCALLED_PRIVATE_METHOD",
 360             justification = "call in call() method")
 361     private void olmPowerSetup(RollbackProcessor rollbackProcessor, ServicePowerSetupInput powerSetupInputAtoZ,
 362             ServicePowerSetupInput powerSetupInputZtoA) {
 363         LOG.info("Olm power setup A-Z");
 364         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 365                 powerSetupInputAtoZ.getServiceName(), RpcStatusEx.Pending, "Olm power setup A-Z");
 366         ListenableFuture<OLMRenderingResult> olmPowerSetupFutureAtoZ
 367                 = this.executor.submit(new OlmPowerSetupTask(this.olmService, powerSetupInputAtoZ));
 368
 369         LOG.info("OLM power setup Z-A");
 370         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 371                 powerSetupInputAtoZ.getServiceName(), RpcStatusEx.Pending, "Olm power setup Z-A");
 372         ListenableFuture<OLMRenderingResult> olmPowerSetupFutureZtoA
 373                 = this.executor.submit(new OlmPowerSetupTask(this.olmService, powerSetupInputZtoA));
 374         ListenableFuture<List<OLMRenderingResult>> olmFutures =
 375                 Futures.allAsList(olmPowerSetupFutureAtoZ, olmPowerSetupFutureZtoA);
 376
 377         List<OLMRenderingResult> olmResults;
 378         try {
 379             LOG.info("Waiting for A-Z and Z-A OLM power setup ...");
 380             olmResults = olmFutures.get(Timeouts.OLM_TIMEOUT, TimeUnit.MILLISECONDS);
 381         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 382             LOG.warn(OLM_ROLL_BACK_MSG, e);
 383             sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 384                     powerSetupInputAtoZ.getServiceName(), RpcStatusEx.Pending,
 385                     OLM_ROLL_BACK_MSG);
 386             rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("AtoZOLMTask", true,
 387                     this.olmService, powerSetupInputAtoZ));
 388             rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("ZtoAOLMTask", true,
 389                     this.olmService, powerSetupInputZtoA));
 390             return;
 391         }
 392
 393         rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("AtoZOLMTask", ! olmResults.get(0).isSuccess(),
 394                 this.olmService, powerSetupInputAtoZ));
 395         rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("ZtoAOLMTask", ! olmResults.get(1).isSuccess(),
 396                 this.olmService, powerSetupInputZtoA));
 397     }
 398
 399     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 400             value = "UPM_UNCALLED_PRIVATE_METHOD",
 401             justification = "call in call() method")
 402     private boolean isServiceActivated(String nodeId, String tpId) {
 403         LOG.info("Starting service activation test on node {} and tp {}", nodeId, tpId);
 404         for (int i = 0; i < 3; i++) {
 405             List<Measurements> measurements = getMeasurements(nodeId, tpId);
 406             if ((measurements != null) && verifyPreFecBer(measurements)) {
 407                 return true;
 408             } else if (measurements == null) {
 409                 LOG.warn("Device {} is not reporting PreFEC on TP: {}", nodeId, tpId);
 410                 return true;
 411             } else {
 412                 try {
 413                     Thread.sleep(Timeouts.SERVICE_ACTIVATION_TEST_RETRY_TIME);
 414                 } catch (InterruptedException ex) {
 415                     Thread.currentThread().interrupt();
 416                 }
 417             }
 418         }
 419         LOG.error("Service activation test failed on node {} and termination point {}!", nodeId, tpId);
 420         return false;
 421     }
 422
 423     private List<Measurements> getMeasurements(String nodeId, String tp) {
 424         GetPmInputBuilder getPmIpBldr = new GetPmInputBuilder();
 425         getPmIpBldr.setNodeId(nodeId);
 426         getPmIpBldr.setGranularity(PmGranularity._15min);
 427         ResourceIdentifierBuilder rsrcBldr = new ResourceIdentifierBuilder();
 428         rsrcBldr.setResourceName(tp + "-OTU");
 429         getPmIpBldr.setResourceIdentifier(rsrcBldr.build());
 430         getPmIpBldr.setResourceType(ResourceTypeEnum.Interface);
 431
 432         try {
 433             Future<RpcResult<GetPmOutput>> getPmFuture = this.olmService.getPm(getPmIpBldr.build());
 434             RpcResult<GetPmOutput> getPmRpcResult = getPmFuture.get();
 435             GetPmOutput getPmOutput = getPmRpcResult.getResult();
 436             if ((getPmOutput != null) && (getPmOutput.getNodeId() != null)) {
 437                 LOG.info("successfully finished calling OLM's get PM");
 438                 return getPmOutput.getMeasurements();
 439                 // may return null
 440             } else {
 441                 LOG.warn("OLM's get PM failed for node {} and tp {}", nodeId, tp);
 442             }
 443
 444         } catch (ExecutionException | InterruptedException e) {
 445             LOG.warn("Error occurred while getting PM for node {} and tp {}", nodeId, tp, e);
 446         }
 447         return null;
 448     }
 449
 450
 451     private boolean verifyPreFecBer(List<Measurements> measurements) {
 452         double preFecCorrectedErrors = Double.MIN_VALUE;
 453         double fecUncorrectableBlocks = Double.MIN_VALUE;
 454
 455         for (Measurements measurement : measurements) {
 456             if (measurement.getPmparameterName().equals("preFECCorrectedErrors")) {
 457                 preFecCorrectedErrors = Double.parseDouble(measurement.getPmparameterValue());
 458             }
 459             if (measurement.getPmparameterName().equals("FECUncorrectableBlocks")) {
 460                 fecUncorrectableBlocks = Double.parseDouble(measurement.getPmparameterValue());
 461             }
 462         }
 463
 464         LOG.info("Measurements: preFECCorrectedErrors = {}; FECUncorrectableBlocks = {}", preFecCorrectedErrors,
 465                 fecUncorrectableBlocks);
 466
 467         if (fecUncorrectableBlocks > Double.MIN_VALUE) {
 468             LOG.error("Data has uncorrectable errors, BER test failed");
 469             return false;
 470         } else {
 471             double numOfBitsPerSecond = 112000000000d;
 472             double threshold = 0.00002d;
 473             double result = preFecCorrectedErrors / numOfBitsPerSecond;
 474             LOG.info("PreFEC value is {}", Double.toString(result));
 475             return result <= threshold;
 476         }
 477     }
 478
 479 }