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.ResponseCodes;
  28 import org.opendaylight.transportpce.common.StringConstants;
  29 import org.opendaylight.transportpce.common.Timeouts;
  30 import org.opendaylight.transportpce.renderer.ModelMappingUtils;
  31 import org.opendaylight.transportpce.renderer.ServicePathInputData;
  32 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServicePathDirection;
  33 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.DeviceRenderingRollbackTask;
  34 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.DeviceRenderingTask;
  35 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.OlmPowerSetupRollbackTask;
  36 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.OlmPowerSetupTask;
  37 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.OtnDeviceRenderingTask;
  38 import org.opendaylight.transportpce.renderer.provisiondevice.tasks.RollbackProcessor;
  39 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev200128.OtnServicePathInput;
  40 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev200128.OtnServicePathOutput;
  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.rev201125.RendererRpcResultSp;
  49 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev201125.RendererRpcResultSpBuilder;
  50 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev201125.ServiceDeleteInput;
  51 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev201125.ServiceDeleteOutput;
  52 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev201125.ServiceImplementationRequestInput;
  53 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.rev201125.ServiceImplementationRequestOutput;
  54 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.ConnectionType;
  55 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.common.types.rev200327.ODU4;
  56 import org.opendaylight.yang.gen.v1.http.org.openroadm.otn.common.types.rev200327.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.openroadm.service.format.rev190531.ServiceFormat;
  60 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.Services;
  61 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.pathdescription.rev201210.PathDescription;
  62 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.RpcStatusEx;
  63 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.ServicePathNotificationTypes;
  64 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.ServicePathList;
  65 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePaths;
  66 import org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.servicepath.rev171017.service.path.list.ServicePathsKey;
  67 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev201211.olm.get.pm.input.ResourceIdentifierBuilder;
  68 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev201211.olm.renderer.input.Nodes;
  69 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  70 import org.opendaylight.yangtools.yang.binding.Notification;
  71 import org.opendaylight.yangtools.yang.common.RpcResult;
  72 import org.opendaylight.yangtools.yang.common.Uint32;
  73 import org.slf4j.Logger;
  74 import org.slf4j.LoggerFactory;
  75
  76
  77 public class RendererServiceOperationsImpl implements RendererServiceOperations {
  78
  79     private static final String DEVICE_RENDERING_ROLL_BACK_MSG =
  80             "Device rendering was not successful! Rendering will be rolled back.";
  81     private static final String OLM_ROLL_BACK_MSG =
  82             "OLM power setup was not successful! Rendering and OLM will be rolled back.";
  83     private static final String RENDERING_DEVICES_A_Z_MSG = "Rendering devices A-Z";
  84     private static final String RENDERING_DEVICES_Z_A_MSG = "Rendering device Z-A";
  85     private static final String TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG = "Turning down power on A-to-Z path";
  86     private static final Logger LOG = LoggerFactory.getLogger(RendererServiceOperationsImpl.class);
  87     private static final String FAILED = "Failed";
  88     private static final String OPERATION_FAILED = "Operation Failed";
  89     private static final String OPERATION_SUCCESSFUL = "Operation Successful";
  90     private static final int NUMBER_OF_THREADS = 4;
  91
  92     private final DeviceRendererService deviceRenderer;
  93     private final OtnDeviceRendererService otnDeviceRenderer;
  94     private final TransportpceOlmService olmService;
  95     private final DataBroker dataBroker;
  96     private final NotificationPublishService notificationPublishService;
  97     private ListeningExecutorService executor;
  98
  99     public RendererServiceOperationsImpl(DeviceRendererService deviceRenderer,
 100             OtnDeviceRendererService otnDeviceRenderer, TransportpceOlmService olmService,
 101             DataBroker dataBroker, NotificationPublishService notificationPublishService) {
 102         this.deviceRenderer = deviceRenderer;
 103         this.otnDeviceRenderer = otnDeviceRenderer;
 104         this.olmService = olmService;
 105         this.dataBroker = dataBroker;
 106         this.notificationPublishService = notificationPublishService;
 107         this.executor = MoreExecutors.listeningDecorator(Executors.newFixedThreadPool(NUMBER_OF_THREADS));
 108     }
 109
 110     @Override
 111     public ListenableFuture<ServiceImplementationRequestOutput>
 112             serviceImplementation(ServiceImplementationRequestInput input) {
 113         LOG.info("Calling service impl request {}", input.getServiceName());
 114         return executor.submit(new Callable<ServiceImplementationRequestOutput>() {
 115
 116             @Override
 117             public ServiceImplementationRequestOutput call() throws Exception {
 118                 sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest, input.getServiceName(),
 119                         RpcStatusEx.Pending, "Service compliant, submitting service implementation Request ...");
 120                 // Here is the switch statement that distinguishes on the connection-type
 121                 LOG.info("Connection-type is {} for {}", input.getConnectionType(), input.getServiceName());
 122                 switch (input.getConnectionType()) {
 123                     case Service: case RoadmLine: // This takes into account of Ethernet 100G, 1G, 10G and ODU4
 124                         LOG.info("RPC implementation for {}", input.getConnectionType());
 125                         if (((input.getServiceAEnd().getServiceRate() != null)
 126                             && (input.getServiceAEnd().getServiceRate().intValue() == 100))
 127                             && ((input.getServiceAEnd().getServiceFormat().getName().equals("Ethernet"))
 128                                 || (input.getServiceAEnd().getServiceFormat().getName().equals("OC")))) {
 129                             LOG.info("Service format for {} is {} and rate is {}", input.getServiceName(),
 130                                 input.getServiceAEnd().getServiceFormat(), input.getServiceAEnd().getServiceRate());
 131                             if (!createServicepathInput(input)) {
 132                                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
 133                                     OPERATION_FAILED);
 134                             }
 135                         } else { // This implies, service-rate is 1 or 10G
 136                             // This includes the lower-order odu (1G, 10G) and this is A-Z side
 137                             LOG.info("RPC implementation for LO-ODU");
 138                             String serviceRate = ""; // Assuming service at A-side and Z-side has same service rate
 139                             if (input.getServiceAEnd().getServiceRate() != null) {
 140                                 serviceRate = input.getServiceAEnd().getServiceRate().toString() + "G";
 141                             }
 142                             LOG.info("Start rendering for {} service with {} rate and {} format",
 143                                 input.getServiceName(), serviceRate,
 144                                 input.getServiceAEnd().getServiceFormat());
 145                             // This is A-Z side
 146                             OtnServicePathInput otnServicePathInputAtoZ = ModelMappingUtils
 147                                 .rendererCreateOtnServiceInput(input.getServiceName(),
 148                                     input.getServiceAEnd().getServiceFormat().getName(),
 149                                     serviceRate, (PathDescription) input.getPathDescription(), true);
 150                             // Rollback should be same for all conditions, so creating a new one
 151                             RollbackProcessor rollbackProcessor = new RollbackProcessor();
 152                             List<OtnDeviceRenderingResult> otnRenderingResults = otnDeviceRendering(rollbackProcessor,
 153                                 otnServicePathInputAtoZ, null);
 154                             if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
 155                                 sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 156                                     input.getServiceName(), RpcStatusEx.Failed, DEVICE_RENDERING_ROLL_BACK_MSG);
 157                                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
 158                                     OPERATION_FAILED);
 159                             }
 160                             LOG.info("OTN rendering result size {}", otnRenderingResults.size());
 161                         }
 162                         break;
 163                     case Infrastructure:
 164                         LOG.info("RPC implementation for {}", input.getConnectionType());
 165                         if ((input.getServiceAEnd().getOtuServiceRate() != null)
 166                             && (input.getServiceAEnd().getOtuServiceRate().equals(OTU4.class))) {
 167                             // For the service of OTU4 infrastructure
 168                             // First create the OCH and OTU interfaces
 169                             String serviceRate = "100G"; // For OtnDeviceRendererServiceImpl
 170                             if (!createServicepathInput(input)) {
 171                                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
 172                                     OPERATION_FAILED);
 173                             }
 174                         }
 175                         if ((input.getServiceAEnd().getOduServiceRate() != null)
 176                             && (input.getServiceAEnd().getOduServiceRate().equals(ODU4.class))) {
 177                             // For the service of OTU4 infrastructure
 178                             String serviceRate = "100G"; // For OtnDeviceRendererServiceImpl
 179                             LOG.info("Service format for {} is {} and rate is {}", input.getServiceName(),
 180                                 input.getServiceAEnd().getOduServiceRate(), serviceRate);
 181                             // Now start rendering ODU4 interface
 182                             // This is A-Z side
 183                             OtnServicePathInput otnServicePathInputAtoZ = ModelMappingUtils
 184                                 .rendererCreateOtnServiceInput(input.getServiceName(),
 185                                     input.getServiceAEnd().getServiceFormat().getName(),
 186                                     serviceRate,
 187                                     input.getPathDescription(), true);
 188                             // This is Z-A side
 189                             OtnServicePathInput otnServicePathInputZtoA = ModelMappingUtils
 190                                 .rendererCreateOtnServiceInput(input.getServiceName(),
 191                                     input.getServiceZEnd().getServiceFormat().getName(),
 192                                     serviceRate,
 193                                     input.getPathDescription(), false);
 194                             // Rollback should be same for all conditions, so creating a new one
 195                             RollbackProcessor rollbackProcessor = new RollbackProcessor();
 196                             List<OtnDeviceRenderingResult> otnRenderingResults = otnDeviceRendering(rollbackProcessor,
 197                                 otnServicePathInputAtoZ, otnServicePathInputZtoA);
 198                             if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
 199                                 sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 200                                     input.getServiceName(), RpcStatusEx.Failed, DEVICE_RENDERING_ROLL_BACK_MSG);
 201                                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_FAILED,
 202                                     OPERATION_FAILED);
 203                             }
 204                             LOG.info("OTN rendering result size {}", otnRenderingResults.size());
 205                         }
 206                         break;
 207                     default:
 208                         LOG.warn("Unsupported connection type {}", input.getConnectionType());
 209                 }
 210                 sendNotificationsWithPathDescription(
 211                         ServicePathNotificationTypes.ServiceImplementationRequest,
 212                         input.getServiceName(), RpcStatusEx.Successful, OPERATION_SUCCESSFUL,
 213                         input.getPathDescription());
 214                 return ModelMappingUtils.createServiceImplResponse(ResponseCodes.RESPONSE_OK,
 215                     OPERATION_SUCCESSFUL);
 216             }
 217         });
 218     }
 219
 220     @Override
 221     public ListenableFuture<ServiceDeleteOutput> serviceDelete(ServiceDeleteInput input, Services service) {
 222         String serviceName = input.getServiceName();
 223         LOG.info("Calling service delete request {}", serviceName);
 224         return executor.submit(new Callable<ServiceDeleteOutput>() {
 225
 226             @Override
 227             public ServiceDeleteOutput call() throws Exception {
 228                 sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName,
 229                         RpcStatusEx.Pending, "Service compliant, submitting service delete Request ...");
 230                 // Obtain path description
 231                 Optional<
 232                     org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128.service
 233                     .path.PathDescription> pathDescriptionOpt = getPathDescriptionFromDatastore(serviceName);
 234                 PathDescription pathDescription;
 235                 if (pathDescriptionOpt.isPresent()) {
 236                     pathDescription = pathDescriptionOpt.get();
 237                 } else {
 238                     LOG.error("Unable to get path description for service {}!", serviceName);
 239                     sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName,
 240                             RpcStatusEx.Failed, "Unable to get path description for service");
 241                     return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
 242                             OPERATION_FAILED);
 243                 }
 244                 switch (service.getConnectionType()) {
 245                     case RoadmLine:
 246                     case Service:
 247                         if ((ServiceFormat.Ethernet.equals(service.getServiceAEnd().getServiceFormat())
 248                                 || ServiceFormat.OC.equals(service.getServiceAEnd().getServiceFormat()))
 249                             && Uint32.valueOf("100").equals(service.getServiceAEnd().getServiceRate())) {
 250                             if (!manageServicePathDeletion(serviceName, pathDescription)) {
 251                                 return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
 252                                     OPERATION_FAILED);
 253                             }
 254                         }
 255                         if (ServiceFormat.Ethernet.equals(service.getServiceAEnd().getServiceFormat())
 256                             && (Uint32.valueOf("10").equals(service.getServiceAEnd().getServiceRate())
 257                                 || Uint32.valueOf("1").equals(service.getServiceAEnd().getServiceRate()))) {
 258                             if (!manageOtnServicePathDeletion(serviceName, pathDescription, service)) {
 259                                 return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
 260                                     OPERATION_FAILED);
 261                             }
 262                         }
 263                         break;
 264                     case Infrastructure:
 265                         if (ServiceFormat.OTU.equals(service.getServiceAEnd().getServiceFormat())) {
 266                             if (!manageServicePathDeletion(serviceName, pathDescription)) {
 267                                 return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
 268                                     OPERATION_FAILED);
 269                             }
 270                         } else if (ServiceFormat.ODU.equals(service.getServiceAEnd().getServiceFormat())) {
 271                             if (!manageOtnServicePathDeletion(serviceName, pathDescription, service)) {
 272                                 return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_FAILED,
 273                                     OPERATION_FAILED);
 274                             }
 275                         }
 276                         break;
 277                     default:
 278                         LOG.error("Unmanaged connection-type for deletion of service {}", serviceName);
 279                         break;
 280                     }
 281                 return ModelMappingUtils.createServiceDeleteResponse(ResponseCodes.RESPONSE_OK, OPERATION_SUCCESSFUL);
 282             }
 283         });
 284     }
 285
 286     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 287             value = "UPM_UNCALLED_PRIVATE_METHOD",
 288             justification = "call in call() method")
 289     private ServicePowerTurndownOutput olmPowerTurndown(ServicePathInputData servicePathInputData)
 290             throws InterruptedException, ExecutionException, TimeoutException {
 291         LOG.debug(TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG);
 292         Future<RpcResult<ServicePowerTurndownOutput>> powerTurndownFuture = this.olmService.servicePowerTurndown(
 293                 new ServicePowerTurndownInputBuilder(servicePathInputData.getServicePathInput()).build());
 294         return powerTurndownFuture.get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS).getResult();
 295     }
 296
 297     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 298             value = "UPM_UNCALLED_PRIVATE_METHOD",
 299             justification = "call in call() method")
 300     private Optional<org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128
 301         .service.path.PathDescription> getPathDescriptionFromDatastore(String serviceName) {
 302         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128
 303             .service.path.PathDescription> pathDescriptionIID = InstanceIdentifier.create(ServicePathList.class)
 304                 .child(ServicePaths.class, new ServicePathsKey(serviceName))
 305                 .child(org.opendaylight.yang.gen.v1.http.org.transportpce.b.c._interface.service.types.rev200128
 306                     .service.path.PathDescription.class);
 307         ReadTransaction pathDescReadTx = this.dataBroker.newReadOnlyTransaction();
 308         try {
 309             LOG.debug("Getting path description for service {}", serviceName);
 310             return pathDescReadTx.read(LogicalDatastoreType.OPERATIONAL, pathDescriptionIID)
 311                     .get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 312         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 313             LOG.warn("Exception while getting path description from datastore {} for service {}!", pathDescriptionIID,
 314                     serviceName, e);
 315             return Optional.empty();
 316         }
 317     }
 318
 319     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 320             value = "UPM_UNCALLED_PRIVATE_METHOD",
 321             justification = "call in call() method")
 322     private List<DeviceRenderingResult> deviceRendering(RollbackProcessor rollbackProcessor,
 323             ServicePathInputData servicePathDataAtoZ, ServicePathInputData servicePathDataZtoA) {
 324         LOG.info(RENDERING_DEVICES_A_Z_MSG);
 325         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 326                 servicePathDataAtoZ.getServicePathInput().getServiceName(), RpcStatusEx.Pending,
 327                 RENDERING_DEVICES_A_Z_MSG);
 328         ListenableFuture<DeviceRenderingResult> atozrenderingFuture =
 329                 this.executor.submit(new DeviceRenderingTask(this.deviceRenderer, servicePathDataAtoZ,
 330                         ServicePathDirection.A_TO_Z));
 331
 332         LOG.info("Rendering devices Z-A");
 333         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 334                 servicePathDataZtoA.getServicePathInput().getServiceName(), RpcStatusEx.Pending,
 335                 RENDERING_DEVICES_Z_A_MSG);
 336         ListenableFuture<DeviceRenderingResult> ztoarenderingFuture =
 337                 this.executor.submit(new DeviceRenderingTask(this.deviceRenderer, servicePathDataZtoA,
 338                         ServicePathDirection.Z_TO_A));
 339         ListenableFuture<List<DeviceRenderingResult>> renderingCombinedFuture =
 340                 Futures.allAsList(atozrenderingFuture, ztoarenderingFuture);
 341
 342         List<DeviceRenderingResult> renderingResults = new ArrayList<>(2);
 343         try {
 344             LOG.info("Waiting for A-Z and Z-A device renderers ...");
 345             renderingResults = renderingCombinedFuture.get(Timeouts.RENDERING_TIMEOUT, TimeUnit.MILLISECONDS);
 346         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 347             LOG.warn(DEVICE_RENDERING_ROLL_BACK_MSG, e);
 348             sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 349                     servicePathDataAtoZ.getServicePathInput().getServiceName(), RpcStatusEx.Pending,
 350                     DEVICE_RENDERING_ROLL_BACK_MSG);
 351             //FIXME we can't do rollback here, because we don't have rendering results.
 352             return renderingResults;
 353         }
 354
 355         rollbackProcessor.addTask(new DeviceRenderingRollbackTask("AtoZDeviceTask",
 356                 ! renderingResults.get(0).isSuccess(), renderingResults.get(0).getRenderedNodeInterfaces(),
 357                 this.deviceRenderer));
 358         rollbackProcessor.addTask(new DeviceRenderingRollbackTask("ZtoADeviceTask",
 359                 ! renderingResults.get(1).isSuccess(), renderingResults.get(1).getRenderedNodeInterfaces(),
 360                 this.deviceRenderer));
 361         return renderingResults;
 362     }
 363
 364     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 365         value = "UPM_UNCALLED_PRIVATE_METHOD",
 366         justification = "call in call() method")
 367     private List<OtnDeviceRenderingResult> otnDeviceRendering(RollbackProcessor rollbackProcessor,
 368         OtnServicePathInput otnServicePathAtoZ, OtnServicePathInput otnServicePathZtoA) {
 369         LOG.info(RENDERING_DEVICES_A_Z_MSG);
 370         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 371             otnServicePathAtoZ.getServiceName(), RpcStatusEx.Pending,
 372             RENDERING_DEVICES_A_Z_MSG);
 373         ListenableFuture<OtnDeviceRenderingResult> atozrenderingFuture =
 374             this.executor.submit(new OtnDeviceRenderingTask(this.otnDeviceRenderer, otnServicePathAtoZ));
 375         ListenableFuture<List<OtnDeviceRenderingResult>> renderingCombinedFuture;
 376         if (otnServicePathZtoA != null) {
 377             LOG.info("Rendering devices Z-A");
 378             sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 379                 otnServicePathZtoA.getServiceName(), RpcStatusEx.Pending,
 380                 RENDERING_DEVICES_Z_A_MSG);
 381             ListenableFuture<OtnDeviceRenderingResult> ztoarenderingFuture =
 382                 this.executor.submit(new OtnDeviceRenderingTask(this.otnDeviceRenderer, otnServicePathZtoA));
 383             renderingCombinedFuture = Futures.allAsList(atozrenderingFuture, ztoarenderingFuture);
 384         } else {
 385             renderingCombinedFuture = Futures.allAsList(atozrenderingFuture);
 386         }
 387         List<OtnDeviceRenderingResult> otnRenderingResults = new ArrayList<>(2);
 388         try {
 389             LOG.info("Waiting for A-Z and Z-A device renderers ...");
 390             otnRenderingResults = renderingCombinedFuture.get(Timeouts.RENDERING_TIMEOUT, TimeUnit.MILLISECONDS);
 391         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 392             LOG.warn(DEVICE_RENDERING_ROLL_BACK_MSG, e);
 393             sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 394                 otnServicePathAtoZ.getServiceName(), RpcStatusEx.Pending,
 395                 DEVICE_RENDERING_ROLL_BACK_MSG);
 396             //FIXME we can't do rollback here, because we don't have rendering results.
 397             return otnRenderingResults;
 398         }
 399         for (int i = 0; i < otnRenderingResults.size(); i++) {
 400             rollbackProcessor.addTask(new DeviceRenderingRollbackTask("DeviceTask n° " + i + 1,
 401                 ! otnRenderingResults.get(i).isSuccess(), otnRenderingResults.get(i).getRenderedNodeInterfaces(),
 402                 this.deviceRenderer));
 403         }
 404         return otnRenderingResults;
 405     }
 406
 407     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 408             value = "UPM_UNCALLED_PRIVATE_METHOD",
 409             justification = "call in call() method")
 410     private void olmPowerSetup(RollbackProcessor rollbackProcessor, ServicePowerSetupInput powerSetupInputAtoZ,
 411             ServicePowerSetupInput powerSetupInputZtoA) {
 412         LOG.info("Olm power setup A-Z");
 413         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 414                 powerSetupInputAtoZ.getServiceName(), RpcStatusEx.Pending, "Olm power setup A-Z");
 415         ListenableFuture<OLMRenderingResult> olmPowerSetupFutureAtoZ
 416                 = this.executor.submit(new OlmPowerSetupTask(this.olmService, powerSetupInputAtoZ));
 417
 418         LOG.info("OLM power setup Z-A");
 419         sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 420                 powerSetupInputAtoZ.getServiceName(), RpcStatusEx.Pending, "Olm power setup Z-A");
 421         ListenableFuture<OLMRenderingResult> olmPowerSetupFutureZtoA
 422                 = this.executor.submit(new OlmPowerSetupTask(this.olmService, powerSetupInputZtoA));
 423         ListenableFuture<List<OLMRenderingResult>> olmFutures =
 424                 Futures.allAsList(olmPowerSetupFutureAtoZ, olmPowerSetupFutureZtoA);
 425
 426         List<OLMRenderingResult> olmResults;
 427         try {
 428             LOG.info("Waiting for A-Z and Z-A OLM power setup ...");
 429             olmResults = olmFutures.get(Timeouts.OLM_TIMEOUT, TimeUnit.MILLISECONDS);
 430         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 431             LOG.warn(OLM_ROLL_BACK_MSG, e);
 432             sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 433                     powerSetupInputAtoZ.getServiceName(), RpcStatusEx.Pending,
 434                     OLM_ROLL_BACK_MSG);
 435             rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("AtoZOLMTask", true,
 436                     this.olmService, powerSetupInputAtoZ));
 437             rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("ZtoAOLMTask", true,
 438                     this.olmService, powerSetupInputZtoA));
 439             return;
 440         }
 441
 442         rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("AtoZOLMTask", ! olmResults.get(0).isSuccess(),
 443                 this.olmService, powerSetupInputAtoZ));
 444         rollbackProcessor.addTask(new OlmPowerSetupRollbackTask("ZtoAOLMTask", ! olmResults.get(1).isSuccess(),
 445                 this.olmService, powerSetupInputZtoA));
 446     }
 447
 448     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 449             value = "UPM_UNCALLED_PRIVATE_METHOD",
 450             justification = "call in call() method")
 451     private boolean isServiceActivated(String nodeId, String tpId) {
 452         LOG.info("Starting service activation test on node {} and tp {}", nodeId, tpId);
 453         for (int i = 0; i < 3; i++) {
 454             List<Measurements> measurements = getMeasurements(nodeId, tpId);
 455             if ((measurements != null) && verifyPreFecBer(measurements)) {
 456                 return true;
 457             } else if (measurements == null) {
 458                 LOG.warn("Device {} is not reporting PreFEC on TP: {}", nodeId, tpId);
 459                 return true;
 460             } else {
 461                 try {
 462                     Thread.sleep(Timeouts.SERVICE_ACTIVATION_TEST_RETRY_TIME);
 463                 } catch (InterruptedException ex) {
 464                     Thread.currentThread().interrupt();
 465                 }
 466             }
 467         }
 468         LOG.error("Service activation test failed on node {} and termination point {}!", nodeId, tpId);
 469         return false;
 470     }
 471
 472     private List<Measurements> getMeasurements(String nodeId, String tp) {
 473         GetPmInputBuilder getPmIpBldr = new GetPmInputBuilder();
 474         getPmIpBldr.setNodeId(nodeId);
 475         getPmIpBldr.setGranularity(PmGranularity._15min);
 476         ResourceIdentifierBuilder rsrcBldr = new ResourceIdentifierBuilder();
 477         rsrcBldr.setResourceName(tp + "-OTU");
 478         getPmIpBldr.setResourceIdentifier(rsrcBldr.build());
 479         getPmIpBldr.setResourceType(ResourceTypeEnum.Interface);
 480
 481         try {
 482             Future<RpcResult<GetPmOutput>> getPmFuture = this.olmService.getPm(getPmIpBldr.build());
 483             RpcResult<GetPmOutput> getPmRpcResult = getPmFuture.get();
 484             GetPmOutput getPmOutput = getPmRpcResult.getResult();
 485             if ((getPmOutput != null) && (getPmOutput.getNodeId() != null)) {
 486                 LOG.info("successfully finished calling OLM's get PM");
 487                 return getPmOutput.getMeasurements();
 488                 // may return null
 489             } else {
 490                 LOG.warn("OLM's get PM failed for node {} and tp {}", nodeId, tp);
 491             }
 492
 493         } catch (ExecutionException | InterruptedException e) {
 494             LOG.warn("Error occurred while getting PM for node {} and tp {}", nodeId, tp, e);
 495         }
 496         return null;
 497     }
 498
 499     private boolean verifyPreFecBer(List<Measurements> measurements) {
 500         double preFecCorrectedErrors = Double.MIN_VALUE;
 501         double fecUncorrectableBlocks = Double.MIN_VALUE;
 502
 503         for (Measurements measurement : measurements) {
 504             if (measurement.getPmparameterName().equals("preFECCorrectedErrors")) {
 505                 preFecCorrectedErrors = Double.parseDouble(measurement.getPmparameterValue());
 506             }
 507             if (measurement.getPmparameterName().equals("FECUncorrectableBlocks")) {
 508                 fecUncorrectableBlocks = Double.parseDouble(measurement.getPmparameterValue());
 509             }
 510         }
 511
 512         LOG.info("Measurements: preFECCorrectedErrors = {}; FECUncorrectableBlocks = {}", preFecCorrectedErrors,
 513                 fecUncorrectableBlocks);
 514
 515         if (fecUncorrectableBlocks > Double.MIN_VALUE) {
 516             LOG.error("Data has uncorrectable errors, BER test failed");
 517             return false;
 518         } else {
 519             double numOfBitsPerSecond = 112000000000d;
 520             double threshold = 0.00002d;
 521             double result = preFecCorrectedErrors / numOfBitsPerSecond;
 522             LOG.info("PreFEC value is {}", Double.toString(result));
 523             return result <= threshold;
 524         }
 525     }
 526
 527     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 528         value = "UPM_UNCALLED_PRIVATE_METHOD",
 529         justification = "call in call() method")
 530     private boolean createServicepathInput(ServiceImplementationRequestInput input) {
 531         ServicePathInputData servicePathInputDataAtoZ = ModelMappingUtils
 532             .rendererCreateServiceInputAToZ(input.getServiceName(), input.getPathDescription());
 533         ServicePathInputData servicePathInputDataZtoA = ModelMappingUtils
 534             .rendererCreateServiceInputZToA(input.getServiceName(), input.getPathDescription());
 535         // Rollback should be same for all conditions, so creating a new one
 536         RollbackProcessor rollbackProcessor = new RollbackProcessor();
 537         List<DeviceRenderingResult> renderingResults =
 538             deviceRendering(rollbackProcessor, servicePathInputDataAtoZ, servicePathInputDataZtoA);
 539         if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
 540             sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 541                 input.getServiceName(), RpcStatusEx.Failed, DEVICE_RENDERING_ROLL_BACK_MSG);
 542             return false;
 543         }
 544         ServicePowerSetupInput olmPowerSetupInputAtoZ =
 545             ModelMappingUtils.createServicePowerSetupInput(renderingResults.get(0).getOlmList(), input);
 546         ServicePowerSetupInput olmPowerSetupInputZtoA =
 547             ModelMappingUtils.createServicePowerSetupInput(renderingResults.get(1).getOlmList(), input);
 548         olmPowerSetup(rollbackProcessor, olmPowerSetupInputAtoZ, olmPowerSetupInputZtoA);
 549         if (rollbackProcessor.rollbackAllIfNecessary() > 0) {
 550             sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 551                 input.getServiceName(), RpcStatusEx.Failed, OLM_ROLL_BACK_MSG);
 552             return false;
 553         }
 554         // run service activation test twice - once on source node and once on
 555         // destination node
 556         List<Nodes> nodes = servicePathInputDataAtoZ.getServicePathInput().getNodes();
 557         if ((nodes == null) || (nodes.isEmpty())) {
 558             return false;
 559         }
 560
 561         Nodes sourceNode = nodes.get(0);
 562         Nodes destNode = nodes.get(nodes.size() - 1);
 563         String srcNetworkTp;
 564         String dstNetowrkTp;
 565         if (sourceNode.getDestTp().contains(StringConstants.NETWORK_TOKEN)) {
 566             srcNetworkTp = sourceNode.getDestTp();
 567         } else {
 568             srcNetworkTp = sourceNode.getSrcTp();
 569         }
 570         if (destNode.getDestTp().contains(StringConstants.NETWORK_TOKEN)) {
 571             dstNetowrkTp = destNode.getDestTp();
 572         } else {
 573             dstNetowrkTp = destNode.getSrcTp();
 574         }
 575         if (!isServiceActivated(sourceNode.getNodeId(), srcNetworkTp)
 576             || !isServiceActivated(destNode.getNodeId(), dstNetowrkTp)) {
 577             rollbackProcessor.rollbackAll();
 578             sendNotifications(ServicePathNotificationTypes.ServiceImplementationRequest,
 579                 input.getServiceName(), RpcStatusEx.Failed,
 580                 "Service activation test failed.");
 581             return false;
 582         }
 583         sendNotificationsWithPathDescription(ServicePathNotificationTypes.ServiceImplementationRequest,
 584             input.getServiceName(), RpcStatusEx.Successful, OPERATION_SUCCESSFUL, input.getPathDescription());
 585         return true;
 586     }
 587
 588     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 589         value = "UPM_UNCALLED_PRIVATE_METHOD",
 590         justification = "call in call() method")
 591     private boolean manageServicePathDeletion(String serviceName, PathDescription pathDescription) {
 592         ServicePathInputData servicePathInputDataAtoZ =
 593             ModelMappingUtils.rendererCreateServiceInputAToZ(serviceName, pathDescription);
 594         ServicePathInputData servicePathInputDataZtoA =
 595             ModelMappingUtils.rendererCreateServiceInputZToA(serviceName, pathDescription);
 596         // OLM turn down power
 597         try {
 598             LOG.debug(TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG);
 599             sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName,
 600                 RpcStatusEx.Pending, TURNING_DOWN_POWER_ON_A_TO_Z_PATH_MSG);
 601             ServicePowerTurndownOutput atozPowerTurndownOutput = olmPowerTurndown(servicePathInputDataAtoZ);
 602             // TODO add some flag rather than string
 603             if (FAILED.equals(atozPowerTurndownOutput.getResult())) {
 604                 LOG.error("Service power turndown failed on A-to-Z path for service {}!", serviceName);
 605                 sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName, RpcStatusEx.Failed,
 606                         "Service power turndown failed on A-to-Z path for service");
 607                 return false;
 608             }
 609             LOG.debug("Turning down power on Z-to-A path");
 610             sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName, RpcStatusEx.Pending,
 611                     "Turning down power on Z-to-A path");
 612             ServicePowerTurndownOutput ztoaPowerTurndownOutput = olmPowerTurndown(servicePathInputDataZtoA);
 613             // TODO add some flag rather than string
 614             if (FAILED.equals(ztoaPowerTurndownOutput.getResult())) {
 615                 LOG.error("Service power turndown failed on Z-to-A path for service {}!", serviceName);
 616                 sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName, RpcStatusEx.Failed,
 617                         "Service power turndown failed on Z-to-A path for service");
 618                 return false;
 619             }
 620         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 621             LOG.error("Error while turning down power!", e);
 622             return false;
 623         }
 624         // delete service path with renderer
 625         LOG.info("Deleting service path via renderer");
 626         sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName, RpcStatusEx.Pending,
 627                 "Deleting service path via renderer");
 628         deviceRenderer.deleteServicePath(servicePathInputDataAtoZ.getServicePathInput());
 629         deviceRenderer.deleteServicePath(servicePathInputDataZtoA.getServicePathInput());
 630         sendNotificationsWithPathDescription(ServicePathNotificationTypes.ServiceDelete,
 631                 serviceName, RpcStatusEx.Successful, OPERATION_SUCCESSFUL,pathDescription);
 632         return true;
 633     }
 634
 635     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 636         value = "UPM_UNCALLED_PRIVATE_METHOD",
 637         justification = "call in call() method")
 638     private boolean manageOtnServicePathDeletion(String serviceName, PathDescription pathDescription,
 639         Services service) {
 640         OtnServicePathInput ospi = null;
 641         if (ConnectionType.Infrastructure.equals(service.getConnectionType())) {
 642             ospi = ModelMappingUtils.rendererCreateOtnServiceInput(
 643                 serviceName, service.getServiceAEnd().getServiceFormat().getName(), "100G", pathDescription, true);
 644         } else if (ConnectionType.Service.equals(service.getConnectionType())) {
 645             ospi = ModelMappingUtils.rendererCreateOtnServiceInput(serviceName,
 646                 service.getServiceAEnd().getServiceFormat().getName(),
 647                 service.getServiceAEnd().getServiceRate().toString() + "G", pathDescription, true);
 648         }
 649         LOG.info("Deleting otn-service path {} via renderer", serviceName);
 650         sendNotifications(ServicePathNotificationTypes.ServiceDelete, serviceName, RpcStatusEx.Pending,
 651                 "Deleting otn-service path via renderer");
 652         OtnServicePathOutput result = otnDeviceRenderer.deleteOtnServicePath(ospi);
 653         if (result.getSuccess()) {
 654             sendNotificationsWithPathDescription(ServicePathNotificationTypes.ServiceDelete,
 655                     serviceName, RpcStatusEx.Successful, OPERATION_SUCCESSFUL, pathDescription);
 656             return true;
 657         } else {
 658             return false;
 659         }
 660     }
 661
 662     /**
 663      * Send renderer notification.
 664      * @param servicePathNotificationTypes ServicePathNotificationTypes
 665      * @param serviceName String
 666      * @param rpcStatusEx RpcStatusEx
 667      * @param message String
 668      */
 669     private void sendNotifications(ServicePathNotificationTypes servicePathNotificationTypes, String serviceName,
 670             RpcStatusEx rpcStatusEx, String message) {
 671         Notification notification = buildNotification(servicePathNotificationTypes, serviceName, rpcStatusEx, message,
 672                 null);
 673         send(notification);
 674     }
 675
 676     /**
 677      * Send renderer notification with path description information.
 678      * @param servicePathNotificationTypes ServicePathNotificationTypes
 679      * @param serviceName String
 680      * @param rpcStatusEx RpcStatusEx
 681      * @param message String
 682      * @param pathDescription PathDescription
 683      */
 684     private void sendNotificationsWithPathDescription(ServicePathNotificationTypes servicePathNotificationTypes,
 685             String serviceName, RpcStatusEx rpcStatusEx, String message, PathDescription pathDescription) {
 686         Notification notification = buildNotification(servicePathNotificationTypes, serviceName, rpcStatusEx, message,
 687                 pathDescription);
 688         send(notification);
 689     }
 690
 691     /**
 692      * Build notification containing path description information.
 693      * @param servicePathNotificationTypes ServicePathNotificationTypes
 694      * @param serviceName String
 695      * @param rpcStatusEx RpcStatusEx
 696      * @param message String
 697      * @param pathDescription PathDescription
 698      * @return notification with RendererRpcResultSp type.
 699      */
 700     private RendererRpcResultSp buildNotification(ServicePathNotificationTypes servicePathNotificationTypes,
 701             String serviceName, RpcStatusEx rpcStatusEx, String message, PathDescription pathDescription) {
 702         RendererRpcResultSpBuilder builder = new RendererRpcResultSpBuilder()
 703                 .setNotificationType(servicePathNotificationTypes).setServiceName(serviceName).setStatus(rpcStatusEx)
 704                 .setStatusMessage(message);
 705         if (pathDescription != null) {
 706             builder.setAToZDirection(pathDescription.getAToZDirection())
 707                     .setZToADirection(pathDescription.getZToADirection());
 708         }
 709         return builder.build();
 710     }
 711
 712     /**
 713      * Send renderer notification.
 714      * @param notification Notification
 715      */
 716     private void send(Notification notification) {
 717         try {
 718             LOG.info("Sending notification {}", notification);
 719             notificationPublishService.putNotification(notification);
 720         } catch (InterruptedException e) {
 721             LOG.info("notification offer rejected: ", e);
 722             Thread.currentThread().interrupt();
 723         }
 724     }
 725
 726 }