renderer/src/main/java/org/opendaylight/transportpce/renderer/provisiondevice/DeviceRendererServiceImpl.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.collect.Sets;
  11
  12 import java.util.ArrayList;
  13 import java.util.LinkedList;
  14 import java.util.List;
  15 import java.util.Optional;
  16 import java.util.Set;
  17 import java.util.concurrent.ConcurrentLinkedQueue;
  18 import java.util.concurrent.ExecutionException;
  19 import java.util.concurrent.ForkJoinPool;
  20 import java.util.concurrent.ForkJoinTask;
  21 import java.util.concurrent.Future;
  22 import java.util.concurrent.TimeUnit;
  23 import java.util.concurrent.TimeoutException;
  24 import java.util.concurrent.atomic.AtomicBoolean;
  25
  26 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  27 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  28 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  29 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  30 import org.opendaylight.transportpce.common.StringConstants;
  31 import org.opendaylight.transportpce.common.Timeouts;
  32 import org.opendaylight.transportpce.common.crossconnect.CrossConnect;
  33 import org.opendaylight.transportpce.common.device.DeviceTransactionManager;
  34 import org.opendaylight.transportpce.common.mapping.PortMapping;
  35 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaceException;
  36 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaces;
  37 import org.opendaylight.transportpce.renderer.openroadminterface.OpenRoadmInterfaceFactory;
  38 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServiceListTopology;
  39 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServicePathDirection;
  40 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.ServiceNodelist;
  41 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service.nodelist.NodelistBuilder;
  42 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service.nodelist.NodelistKey;
  43 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.nodes.Mapping;
  44 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.CreateOtsOmsInput;
  45 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.CreateOtsOmsOutput;
  46 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.CreateOtsOmsOutputBuilder;
  47 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.RendererRollbackInput;
  48 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.RendererRollbackOutput;
  49 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.RendererRollbackOutputBuilder;
  50 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.ServicePathInput;
  51 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.ServicePathOutput;
  52 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.ServicePathOutputBuilder;
  53 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.renderer.rollback.output.FailedToRollback;
  54 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.renderer.rollback.output.FailedToRollbackBuilder;
  55 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev170228.renderer.rollback.output.FailedToRollbackKey;
  56 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev161014.service.Topology;
  57 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev161014.OchAttributes.ModulationFormat;
  58 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev161014.R100G;
  59 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceList;
  60 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.list.Services;
  61 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.list.ServicesBuilder;
  62 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.list.ServicesKey;
  63 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.node.interfaces.NodeInterface;
  64 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.node.interfaces.NodeInterfaceBuilder;
  65 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.node.interfaces.NodeInterfaceKey;
  66 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.olm.renderer.input.Nodes;
  67 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  68 import org.slf4j.Logger;
  69 import org.slf4j.LoggerFactory;
  70
  71 public class DeviceRendererServiceImpl implements DeviceRendererService {
  72     private static final Logger LOG = LoggerFactory.getLogger(DeviceRendererServiceImpl.class);
  73     private final DataBroker dataBroker;
  74     private final DeviceTransactionManager deviceTransactionManager;
  75     private final OpenRoadmInterfaceFactory openRoadmInterfaceFactory;
  76     private final OpenRoadmInterfaces openRoadmInterfaces;
  77     private final CrossConnect crossConnect;
  78     private final PortMapping portMapping;
  79
  80     public DeviceRendererServiceImpl(DataBroker dataBroker, DeviceTransactionManager deviceTransactionManager,
  81             OpenRoadmInterfaceFactory openRoadmInterfaceFactory, OpenRoadmInterfaces openRoadmInterfaces,
  82             CrossConnect crossConnect, PortMapping portMapping) {
  83         this.dataBroker = dataBroker;
  84         this.deviceTransactionManager = deviceTransactionManager;
  85         this.openRoadmInterfaceFactory = openRoadmInterfaceFactory;
  86         this.openRoadmInterfaces = openRoadmInterfaces;
  87         this.crossConnect = crossConnect;
  88         this.portMapping = portMapping;
  89     }
  90
  91     @Override
  92     public ServicePathOutput setupServicePath(ServicePathInput input, ServicePathDirection direction) {
  93         List<Nodes> nodes = input.getNodes();
  94         // Register node for suppressing alarms
  95         if (!alarmSuppressionNodeRegistration(input)) {
  96             LOG.warn("Alarm suppresion node registration failed!!!!");
  97         }
  98         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
  99         Set<NodeInterface> nodeInterfaces = Sets.newConcurrentHashSet();
 100         Set<String> nodesProvisioned = Sets.newConcurrentHashSet();
 101         ServiceListTopology topology = new ServiceListTopology();
 102         AtomicBoolean success = new AtomicBoolean(true);
 103         ForkJoinPool forkJoinPool = new ForkJoinPool();
 104         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 105             String nodeId = node.getNodeId();
 106             LOG.info("Starting provisioning for node : {}", nodeId);
 107             List<String> createdEthInterfaces = new ArrayList<>();
 108             List<String> createdOtuInterfaces = new ArrayList<>();
 109             List<String> createdOduInterfaces = new ArrayList<>();
 110             List<String> createdOchInterfaces = new ArrayList<>();
 111             List<String> createdConnections = new ArrayList<>();
 112             int crossConnectFlag = 0;
 113             try {
 114                 // if the node is currently mounted then proceed
 115                 if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 116                     String srcTp = node.getSrcTp();
 117                     String destTp = node.getDestTp();
 118                     Long waveNumber = input.getWaveNumber();
 119                     if ((destTp != null) && destTp.contains(StringConstants.NETWORK_TOKEN)) {
 120                         crossConnectFlag++;
 121                         // create OpenRoadm Xponder Line Interfaces
 122                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 123                                 nodeId, destTp, waveNumber, R100G.class, ModulationFormat.DpQpsk);
 124                         createdOchInterfaces.add(supportingOchInterface);
 125                         String supportingOtuInterface = this.openRoadmInterfaceFactory
 126                                 .createOpenRoadmOtu4Interface(nodeId, destTp, supportingOchInterface);
 127                         createdOtuInterfaces.add(supportingOtuInterface);
 128                         createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 129                                 destTp, supportingOtuInterface));
 130                     }
 131                     if ((srcTp != null) && srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 132                         crossConnectFlag++;
 133                         // create OpenRoadm Xponder Client Interfaces
 134                         createdEthInterfaces.add(
 135                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, srcTp));
 136                     }
 137                     if ((srcTp != null) && srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 138                         crossConnectFlag++;
 139                         // create OpenRoadm Xponder Line Interfaces
 140                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 141                                 nodeId, srcTp, waveNumber, R100G.class, ModulationFormat.DpQpsk);
 142                         createdOchInterfaces.add(supportingOchInterface);
 143                         String supportingOtuInterface = this.openRoadmInterfaceFactory
 144                                 .createOpenRoadmOtu4Interface(nodeId, srcTp, supportingOchInterface);
 145                         createdOtuInterfaces.add(supportingOtuInterface);
 146                         createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 147                                 srcTp, supportingOtuInterface));
 148                     }
 149                     if ((destTp != null) && destTp.contains(StringConstants.CLIENT_TOKEN)) {
 150                         crossConnectFlag++;
 151                         // create OpenRoadm Xponder Client Interfaces
 152                         createdEthInterfaces.add(
 153                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, destTp));
 154                     }
 155                     if ((srcTp != null) && (srcTp.contains(StringConstants.TTP_TOKEN)
 156                             || srcTp.contains(StringConstants.PP_TOKEN))) {
 157                         createdOchInterfaces.addAll(
 158                             this.openRoadmInterfaceFactory
 159                                 .createOpenRoadmOchInterface(nodeId, srcTp, waveNumber));
 160                     }
 161                     if ((destTp != null) && (destTp.contains(StringConstants.TTP_TOKEN)
 162                             || destTp.contains(StringConstants.PP_TOKEN))) {
 163                         createdOchInterfaces.addAll(
 164                             this.openRoadmInterfaceFactory
 165                                 .createOpenRoadmOchInterface(nodeId, destTp, waveNumber));
 166                     }
 167                     if (crossConnectFlag < 1) {
 168                         LOG.info("Creating cross connect between source {} and destination {} for node {}", srcTp,
 169                                 destTp, nodeId);
 170                         Optional<String> connectionNameOpt =
 171                                 this.crossConnect.postCrossConnect(nodeId, waveNumber, srcTp, destTp);
 172                         if (connectionNameOpt.isPresent()) {
 173                             nodesProvisioned.add(nodeId);
 174 //                            List<Ports> ports =
 175 //                                    this.crossConnect.getConnectionPortTrail(nodeId, waveNumber, srcTp, destTp);
 176 //                            if (ServicePathDirection.A_TO_Z.equals(direction)) {
 177 //                                topology.updateAtoZTopologyList(ports, nodeId);
 178 //                            }
 179 //                            if (ServicePathDirection.Z_TO_A.equals(direction)) {
 180 //                                topology.updateZtoATopologyList(ports, nodeId);
 181 //                            }
 182                             createdConnections.add(connectionNameOpt.get());
 183                         } else {
 184                             processErrorMessage("Unable to post Roadm-connection for node " + nodeId, forkJoinPool,
 185                                     results);
 186                             success.set(false);
 187                         }
 188                     }
 189                 } else {
 190                     processErrorMessage(nodeId + " is not mounted on the controller", forkJoinPool, results);
 191                     success.set(false);
 192                 }
 193             } catch (OpenRoadmInterfaceException ex) {
 194                 processErrorMessage("Setup service path failed! Exception:" + ex.toString(), forkJoinPool, results);
 195                 success.set(false);
 196             }
 197             NodeInterfaceBuilder nodeInterfaceBuilder = new NodeInterfaceBuilder();
 198             nodeInterfaceBuilder.withKey(new NodeInterfaceKey(nodeId));
 199             nodeInterfaceBuilder.setNodeId(nodeId);
 200             nodeInterfaceBuilder.setConnectionId(createdConnections);
 201             nodeInterfaceBuilder.setEthInterfaceId(createdEthInterfaces);
 202             nodeInterfaceBuilder.setOtuInterfaceId(createdOtuInterfaces);
 203             nodeInterfaceBuilder.setOduInterfaceId(createdOduInterfaces);
 204             nodeInterfaceBuilder.setOchInterfaceId(createdOchInterfaces);
 205             nodeInterfaces.add(nodeInterfaceBuilder.build());
 206         }));
 207         try {
 208             forkJoinTask.get();
 209         } catch (InterruptedException | ExecutionException e) {
 210             LOG.error("Error while setting up service paths!", e);
 211         }
 212         forkJoinPool.shutdown();
 213         if (success.get()) {
 214             results.add("Roadm-connection successfully created for nodes: " + String.join(", ", nodesProvisioned));
 215         }
 216         ServicePathOutputBuilder setServBldr = new ServicePathOutputBuilder();
 217         setServBldr.setNodeInterface(new ArrayList<>(nodeInterfaces));
 218         setServBldr.setSuccess(success.get());
 219         setServBldr.setResult(String.join("\n", results));
 220         // setting topology in the service list data store
 221         try {
 222             setTopologyForService(input.getServiceName(), topology.getTopology());
 223         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 224             LOG.warn("Failed to write topologies for service {}.", input.getServiceName(), e);
 225         }
 226         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 227             LOG.error("Alarm suppresion node removal failed!!!!");
 228         }
 229         return setServBldr.build();
 230     }
 231
 232     private ConcurrentLinkedQueue<String> processErrorMessage(String message, ForkJoinPool forkJoinPool,
 233             ConcurrentLinkedQueue<String> messages) {
 234         LOG.warn(message);
 235         messages.add(message);
 236         forkJoinPool.shutdown();
 237         return messages;
 238     }
 239
 240     @Override
 241     public ServicePathOutput deleteServicePath(ServicePathInput input) {
 242         List<Nodes> nodes = input.getNodes();
 243         AtomicBoolean success = new AtomicBoolean(true);
 244         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 245         if (!alarmSuppressionNodeRegistration(input)) {
 246             LOG.warn("Alarm suppresion node registraion failed!!!!");
 247         }
 248         ForkJoinPool forkJoinPool = new ForkJoinPool();
 249         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 250             List<String> interfacesToDelete = new LinkedList<>();
 251             String nodeId = node.getNodeId();
 252             LOG.info("Deleting service setup on node {}", nodeId);
 253             String srcTp = node.getSrcTp();
 254             String destTp = node.getDestTp();
 255             Long waveNumber = input.getWaveNumber();
 256             if ((srcTp == null) || (destTp == null)) {
 257                 LOG.error("Source ({}) or destination ({}) termination point is null.", srcTp, destTp);
 258                 return;
 259             }
 260             // if the node is currently mounted then proceed.
 261             if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 262                 if (destTp.contains(StringConstants.NETWORK_TOKEN)
 263                         || srcTp.contains(StringConstants.CLIENT_TOKEN)
 264                         || srcTp.contains(StringConstants.NETWORK_TOKEN)
 265                         || destTp.contains(StringConstants.CLIENT_TOKEN)) {
 266                     if (destTp.contains(StringConstants.NETWORK_TOKEN)) {
 267                         interfacesToDelete.add(destTp + "-ODU");
 268                         interfacesToDelete.add(destTp + "-OTU");
 269                         interfacesToDelete.add(
 270                                 this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(destTp, waveNumber));
 271                     }
 272                     if (srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 273                         interfacesToDelete.add(srcTp + "-ODU");
 274                         interfacesToDelete.add(srcTp + "-OTU");
 275                         interfacesToDelete
 276                                 .add(this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(srcTp, waveNumber));
 277                     }
 278                     if (srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 279                         interfacesToDelete.add(srcTp + "-ETHERNET");
 280                     }
 281                     if (destTp.contains(StringConstants.CLIENT_TOKEN)) {
 282                         interfacesToDelete.add(destTp + "-ETHERNET");
 283                     }
 284                 } else {
 285                     String connectionNumber = srcTp + "-" + destTp + "-" + waveNumber;
 286                     List<String> intToDelete = this.crossConnect.deleteCrossConnect(nodeId, connectionNumber);
 287                     connectionNumber = destTp + "-" + srcTp + "-" + waveNumber;
 288                     if (intToDelete != null) {
 289                         for (String interf : intToDelete) {
 290                             if (!this.openRoadmInterfaceFactory.isUsedbyXc(nodeId, interf, connectionNumber,
 291                                 this.deviceTransactionManager)) {
 292                                 interfacesToDelete.add(interf);
 293                             }
 294                         }
 295                     }
 296                 }
 297             } else {
 298                 String result = nodeId + " is not mounted on the controller";
 299                 results.add(result);
 300                 success.set(false);
 301                 LOG.warn(result);
 302                 forkJoinPool.shutdown();
 303                 return; // TODO should deletion end here?
 304             }
 305             for (String interfaceId : interfacesToDelete) {
 306                 try {
 307                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 308                 } catch (OpenRoadmInterfaceException e) {
 309                     String result = String.format("Failed to delete interface %s on node %s!", interfaceId, nodeId);
 310                     success.set(false);
 311                     LOG.error(result, e);
 312                     results.add(result);
 313                 }
 314             }
 315         }));
 316         try {
 317             forkJoinTask.get();
 318         } catch (InterruptedException | ExecutionException e) {
 319             LOG.error("Error while deleting service paths!", e);
 320         }
 321         forkJoinPool.shutdown();
 322         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 323             LOG.error("Alarm suppresion node removal failed!!!!");
 324         }
 325         ServicePathOutputBuilder delServBldr = new ServicePathOutputBuilder();
 326         delServBldr.setSuccess(success.get());
 327         if (results.isEmpty()) {
 328             return delServBldr.setResult("Request processed").build();
 329         } else {
 330             return delServBldr.setResult(String.join("\n", results)).build();
 331         }
 332     }
 333
 334     @Override
 335     public RendererRollbackOutput rendererRollback(RendererRollbackInput input) {
 336         boolean success = true;
 337         List<FailedToRollback> failedToRollbackList = new ArrayList<>();
 338         for (NodeInterface nodeInterfaces : input.getNodeInterface()) {
 339             List<String> failedInterfaces = new ArrayList<>();
 340             String nodeId = nodeInterfaces.getNodeId();
 341             for (String connectionId : nodeInterfaces.getConnectionId()) {
 342                 List<String> listInter = this.crossConnect.deleteCrossConnect(nodeId, connectionId);
 343                 if (listInter != null) {
 344                     LOG.info("Cross connect {} on node {} successfully deleted.", connectionId, nodeId);
 345                 } else {
 346                     LOG.error("Failed to delete cross connect {} on node {}!", connectionId, nodeId);
 347                     success = false;
 348                     failedInterfaces.add(connectionId);
 349                 }
 350             }
 351             // Interfaces needs to be in specific order to delete. Order is:
 352             // 1. ODU interfaces
 353             // 2. OTU interfaces
 354             // 3. OCH interfaces
 355             // 4. ETH interfaces
 356             LinkedList<String> interfacesToDelete = new LinkedList<>();
 357             if (nodeInterfaces.getOduInterfaceId() != null) {
 358                 interfacesToDelete.addAll(nodeInterfaces.getOduInterfaceId());
 359             }
 360             if (nodeInterfaces.getOtuInterfaceId() != null) {
 361                 interfacesToDelete.addAll(nodeInterfaces.getOtuInterfaceId());
 362             }
 363             if (nodeInterfaces.getOchInterfaceId() != null) {
 364                 interfacesToDelete.addAll(nodeInterfaces.getOchInterfaceId());
 365             }
 366             if (nodeInterfaces.getEthInterfaceId() != null) {
 367                 interfacesToDelete.addAll(nodeInterfaces.getEthInterfaceId());
 368             }
 369             LOG.info("Going to execute rollback on node {}. Interfaces to rollback: {}", nodeId,
 370                     String.join(", ", interfacesToDelete));
 371             for (String interfaceId : interfacesToDelete) {
 372                 try {
 373                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 374                     LOG.info("Interface {} on node {} successfully deleted.", interfaceId, nodeId);
 375                 } catch (OpenRoadmInterfaceException e) {
 376                     LOG.error("Failed to delete interface {} on node {}!", interfaceId, nodeId);
 377                     success = false;
 378                     failedInterfaces.add(interfaceId);
 379                 }
 380             }
 381             failedToRollbackList.add(new FailedToRollbackBuilder().withKey(new FailedToRollbackKey(nodeId))
 382                     .setNodeId(nodeId).setInterface(failedInterfaces).build());
 383         }
 384         return new RendererRollbackOutputBuilder().setSuccess(success).setFailedToRollback(failedToRollbackList)
 385                 .build();
 386     }
 387
 388     private boolean alarmSuppressionNodeRegistration(ServicePathInput input) {
 389         NodelistBuilder nodeListBuilder = new NodelistBuilder();
 390         nodeListBuilder.withKey(new NodelistKey(input.getServiceName()));
 391         nodeListBuilder.setServiceName(input.getServiceName());
 392         List<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service
 393             .nodelist.nodelist.Nodes> nodeList =
 394                 new ArrayList<>();
 395         for (Nodes node : input.getNodes()) {
 396             nodeList.add(
 397                     new org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 398                     .service.nodelist.nodelist.NodesBuilder()
 399                             .setNodeId(node.getNodeId()).build());
 400         }
 401         nodeListBuilder.setNodes(nodeList);
 402         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 403             .service.nodelist.Nodelist> nodeListIID =
 404                         InstanceIdentifier.create(ServiceNodelist.class).child(
 405                                 org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression
 406                                     .rev171102.service.nodelist.Nodelist.class,
 407                                 new NodelistKey(input.getServiceName()));
 408         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 409         writeTransaction.merge(LogicalDatastoreType.CONFIGURATION, nodeListIID, nodeListBuilder.build());
 410         Future<Void> submit = writeTransaction.submit();
 411         try {
 412             submit.get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 413             LOG.info("Nodes are register for alarm suppression for service: {}", input.getServiceName());
 414             return true;
 415         } catch (ExecutionException | InterruptedException | TimeoutException e) {
 416             LOG.warn("Failed to alarm suppresslist for service: {}", input.getServiceName(), e);
 417             return false;
 418         }
 419     }
 420
 421     private boolean alarmSuppressionNodeRemoval(String serviceName) {
 422         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 423             .service.nodelist.Nodelist> nodeListIID =
 424                         InstanceIdentifier.create(ServiceNodelist.class).child(
 425                                 org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression
 426                                     .rev171102.service.nodelist.Nodelist.class,
 427                                 new NodelistKey(serviceName));
 428         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 429         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, nodeListIID);
 430         Future<Void> submit = writeTransaction.submit();
 431         try {
 432             submit.get(Timeouts.DATASTORE_DELETE, TimeUnit.MILLISECONDS);
 433             LOG.info("Nodes are unregister for alarm suppression for service: {}", serviceName);
 434             return true;
 435         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 436             LOG.warn("Failed to alarm suppresslist for service: {}", serviceName, e);
 437             return false;
 438         }
 439     }
 440
 441     private void setTopologyForService(String name, Topology topo)
 442             throws InterruptedException, ExecutionException, TimeoutException {
 443         ServicesBuilder servicesBuilder;
 444         // Get the service from the service list inventory
 445         ServicesKey serviceKey = new ServicesKey(name);
 446         InstanceIdentifier<Services> iid =
 447                 InstanceIdentifier.create(ServiceList.class).child(Services.class, serviceKey);
 448         Optional<Services> services;
 449         try (ReadOnlyTransaction readTx = this.dataBroker.newReadOnlyTransaction()) {
 450             Future<com.google.common.base.Optional<Services>> future =
 451                     readTx.read(LogicalDatastoreType.OPERATIONAL, iid);
 452             services = future.get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS).toJavaUtil();
 453         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 454             throw e;
 455         }
 456         if (services.isPresent()) {
 457             servicesBuilder = new ServicesBuilder(services.get());
 458         } else {
 459             servicesBuilder = new ServicesBuilder();
 460             servicesBuilder.withKey(serviceKey);
 461         }
 462         servicesBuilder.setTopology(topo);
 463         WriteTransaction writeTx = this.dataBroker.newWriteOnlyTransaction();
 464         writeTx.merge(LogicalDatastoreType.OPERATIONAL, iid, servicesBuilder.build());
 465         writeTx.submit().get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 466     }
 467
 468     @Override
 469     public CreateOtsOmsOutput createOtsOms(CreateOtsOmsInput input) throws OpenRoadmInterfaceException {
 470         CreateOtsOmsOutputBuilder output = new CreateOtsOmsOutputBuilder();
 471         String result = "";
 472         Boolean success = false;
 473         // if the node is currently mounted then proceed.
 474         if (this.deviceTransactionManager.isDeviceMounted(input.getNodeId())) {
 475             Mapping oldMapping = null;
 476             Mapping newMapping = null;
 477             oldMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 478             if (oldMapping != null) {
 479                 String otsInterface =
 480                         this.openRoadmInterfaceFactory.createOpenRoadmOtsInterface(input.getNodeId(), oldMapping);
 481                 newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 482                 int count = 0;
 483                 Boolean isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
 484                 while (!isSupportingOtsPresent && (count < 6)) {
 485                     LOG.info("waiting for post interface operation on node '{}'...", input.getNodeId());
 486                     try {
 487                         Thread.sleep(10000);
 488                         this.portMapping.updateMapping(input.getNodeId(), oldMapping);
 489                     } catch (InterruptedException e) {
 490                         LOG.error("Failed to wait for post interface operation ");
 491                     }
 492                     newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 493                     isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
 494                     count++;
 495                 }
 496                 if (count < 6) {
 497                     String omsInterface =
 498                             this.openRoadmInterfaceFactory.createOpenRoadmOmsInterface(input.getNodeId(), newMapping);
 499                     if (omsInterface != null) {
 500                         result = "Interfaces " + otsInterface + " - " + omsInterface + " successfully created on node "
 501                                 + input.getNodeId();
 502                         success = true;
 503                     } else {
 504                         LOG.error("Fail to create OpenRoadmOms Interface for node '{}'", input.getNodeId());
 505                         result = "Fail to create OpenRoadmOms Interface for node : " + input.getNodeId();
 506                     }
 507                 } else {
 508                     LOG.error("Unable to get ots interface from mapping {} for node {}",
 509                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 510                     result = String.format("Unable to get ots interface from mapping %s - %s",
 511                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 512                 }
 513             } else {
 514                 result = "Logical Connection point " + input.getLogicalConnectionPoint() + " does not exist for "
 515                         + input.getNodeId();
 516             }
 517         } else {
 518             result = input.getNodeId() + " is not mounted on the controller";
 519             LOG.warn(result);
 520         }
 521         return output.setResult(result).setSuccess(success).build();
 522     }
 523
 524     private Boolean isSupportingOtsPresent(Mapping mapping) {
 525         Boolean result = false;
 526         if (mapping != null) {
 527             if (mapping.getSupportingOts() != null) {
 528                 LOG.info("SupportingOts info is present in mapping {}", mapping);
 529                 result = true;
 530             } else {
 531                 LOG.warn("SupportingOts info not present in mapping {}", mapping);
 532             }
 533         }
 534         return result;
 535     }
 536 }