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 import com.google.common.util.concurrent.FluentFuture;
  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 import org.eclipse.jdt.annotation.NonNull;
  26 import org.opendaylight.mdsal.binding.api.DataBroker;
  27 import org.opendaylight.mdsal.binding.api.ReadTransaction;
  28 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  29 import org.opendaylight.mdsal.common.api.CommitInfo;
  30 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  31 import org.opendaylight.transportpce.common.StringConstants;
  32 import org.opendaylight.transportpce.common.Timeouts;
  33 import org.opendaylight.transportpce.common.crossconnect.CrossConnect;
  34 import org.opendaylight.transportpce.common.device.DeviceTransactionManager;
  35 import org.opendaylight.transportpce.common.mapping.PortMapping;
  36 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaceException;
  37 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaces;
  38 import org.opendaylight.transportpce.renderer.openroadminterface.OpenRoadmInterfaceFactory;
  39 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServiceListTopology;
  40 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServicePathDirection;
  41 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.ServiceNodelist;
  42 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service.nodelist.NodelistBuilder;
  43 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service.nodelist.NodelistKey;
  44 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.Mapping;
  45 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.CreateOtsOmsInput;
  46 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.CreateOtsOmsOutput;
  47 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.CreateOtsOmsOutputBuilder;
  48 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.RendererRollbackInput;
  49 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.RendererRollbackOutput;
  50 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.RendererRollbackOutputBuilder;
  51 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.ServicePathInput;
  52 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.ServicePathOutput;
  53 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.ServicePathOutputBuilder;
  54 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.renderer.rollback.output.FailedToRollback;
  55 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.renderer.rollback.output.FailedToRollbackBuilder;
  56 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.renderer.rollback.output.FailedToRollbackKey;
  57 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.service.Topology;
  58 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev181019.XpdrNodeTypes;
  59 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev161014.OchAttributes.ModulationFormat;
  60 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev161014.R100G;
  61 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceList;
  62 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.Services;
  63 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.ServicesBuilder;
  64 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.ServicesKey;
  65 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200128.node.interfaces.NodeInterface;
  66 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200128.node.interfaces.NodeInterfaceBuilder;
  67 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200128.node.interfaces.NodeInterfaceKey;
  68 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200128.olm.renderer.input.Nodes;
  69 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  70 import org.slf4j.Logger;
  71 import org.slf4j.LoggerFactory;
  72
  73 public class DeviceRendererServiceImpl implements DeviceRendererService {
  74     private static final Logger LOG = LoggerFactory.getLogger(DeviceRendererServiceImpl.class);
  75     private final DataBroker dataBroker;
  76     private final DeviceTransactionManager deviceTransactionManager;
  77     private final OpenRoadmInterfaceFactory openRoadmInterfaceFactory;
  78     private final OpenRoadmInterfaces openRoadmInterfaces;
  79     private final CrossConnect crossConnect;
  80     private final PortMapping portMapping;
  81
  82     public DeviceRendererServiceImpl(DataBroker dataBroker, DeviceTransactionManager deviceTransactionManager,
  83             OpenRoadmInterfaceFactory openRoadmInterfaceFactory, OpenRoadmInterfaces openRoadmInterfaces,
  84             CrossConnect crossConnect, PortMapping portMapping) {
  85         this.dataBroker = dataBroker;
  86         this.deviceTransactionManager = deviceTransactionManager;
  87         this.openRoadmInterfaceFactory = openRoadmInterfaceFactory;
  88         this.openRoadmInterfaces = openRoadmInterfaces;
  89         this.crossConnect = crossConnect;
  90         this.portMapping = portMapping;
  91     }
  92
  93     @Override
  94     public ServicePathOutput setupServicePath(ServicePathInput input, ServicePathDirection direction) {
  95         List<Nodes> nodes = input.getNodes();
  96         // Register node for suppressing alarms
  97         if (!alarmSuppressionNodeRegistration(input)) {
  98             LOG.warn("Alarm suppresion node registration failed!!!!");
  99         }
 100         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 101         Set<NodeInterface> nodeInterfaces = Sets.newConcurrentHashSet();
 102         Set<String> nodesProvisioned = Sets.newConcurrentHashSet();
 103         ServiceListTopology topology = new ServiceListTopology();
 104         AtomicBoolean success = new AtomicBoolean(true);
 105         ForkJoinPool forkJoinPool = new ForkJoinPool();
 106         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 107             String nodeId = node.getNodeId();
 108             LOG.info("Starting provisioning for node : {}", nodeId);
 109             List<String> createdEthInterfaces = new ArrayList<>();
 110             List<String> createdOtuInterfaces = new ArrayList<>();
 111             List<String> createdOduInterfaces = new ArrayList<>();
 112             List<String> createdOchInterfaces = new ArrayList<>();
 113             List<String> createdConnections = new ArrayList<>();
 114             int crossConnectFlag = 0;
 115             try {
 116                 // if the node is currently mounted then proceed
 117                 if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 118                     String srcTp = node.getSrcTp();
 119                     String destTp = node.getDestTp();
 120                     Long waveNumber = input.getWaveNumber();
 121                     if ((destTp != null) && destTp.contains(StringConstants.NETWORK_TOKEN)) {
 122                         crossConnectFlag++;
 123                         Mapping mapping = this.portMapping.getMapping(nodeId,destTp);
 124                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 125                                 nodeId, destTp, waveNumber, R100G.class, ModulationFormat.DpQpsk);
 126                         createdOchInterfaces.add(supportingOchInterface);
 127                         String supportingOtuInterface = this.openRoadmInterfaceFactory
 128                                 .createOpenRoadmOtu4Interface(nodeId, destTp, supportingOchInterface);
 129                         createdOtuInterfaces.add(supportingOtuInterface);
 130                         if (mapping != null && mapping.getXponderType() != null
 131                             && (mapping.getXponderType().getIntValue() == 3
 132                             || mapping.getXponderType().getIntValue() == 2)) {
 133                             createdOduInterfaces.add(this.openRoadmInterfaceFactory
 134                                 .createOpenRoadmOtnOdu4Interface(nodeId,destTp, supportingOtuInterface));
 135                         } else {
 136                             createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 137                                     destTp, supportingOtuInterface));
 138                         }
 139                     }
 140                     if ((srcTp != null) && srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 141                         crossConnectFlag++;
 142                         // create OpenRoadm Xponder Client Interfaces
 143                         createdEthInterfaces.add(
 144                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, srcTp));
 145                     }
 146                     if ((srcTp != null) && srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 147                         crossConnectFlag++;
 148                         Mapping mapping = this.portMapping.getMapping(nodeId,srcTp);
 149                         // create OpenRoadm Xponder Line Interfaces
 150                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 151                                 nodeId, srcTp, waveNumber, R100G.class, ModulationFormat.DpQpsk);
 152                         createdOchInterfaces.add(supportingOchInterface);
 153                         String supportingOtuInterface = this.openRoadmInterfaceFactory
 154                                 .createOpenRoadmOtu4Interface(nodeId, srcTp, supportingOchInterface);
 155                         createdOtuInterfaces.add(supportingOtuInterface);
 156                         createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 157                                 srcTp, supportingOtuInterface));
 158                         if (mapping != null && mapping.getXponderType() != null
 159                             && (mapping.getXponderType().getIntValue() == 3
 160                             || mapping.getXponderType().getIntValue() == 2)) {
 161                             createdOduInterfaces.add(this.openRoadmInterfaceFactory
 162                                 .createOpenRoadmOtnOdu4Interface(nodeId, destTp, supportingOtuInterface));
 163                         } else {
 164                             createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 165                                     destTp, supportingOtuInterface));
 166                         }
 167                     }
 168                     if ((destTp != null) && destTp.contains(StringConstants.CLIENT_TOKEN)) {
 169                         crossConnectFlag++;
 170                         // create OpenRoadm Xponder Client Interfaces
 171                         createdEthInterfaces.add(
 172                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, destTp));
 173                     }
 174                     if ((srcTp != null) && (srcTp.contains(StringConstants.TTP_TOKEN)
 175                             || srcTp.contains(StringConstants.PP_TOKEN))) {
 176                         createdOchInterfaces.addAll(
 177                             this.openRoadmInterfaceFactory
 178                                 .createOpenRoadmOchInterface(nodeId, srcTp, waveNumber));
 179                     }
 180                     if ((destTp != null) && (destTp.contains(StringConstants.TTP_TOKEN)
 181                             || destTp.contains(StringConstants.PP_TOKEN))) {
 182                         createdOchInterfaces.addAll(
 183                             this.openRoadmInterfaceFactory
 184                                 .createOpenRoadmOchInterface(nodeId, destTp, waveNumber));
 185                     }
 186                     if (crossConnectFlag < 1) {
 187                         LOG.info("Creating cross connect between source {} and destination {} for node {}", srcTp,
 188                                 destTp, nodeId);
 189                         Optional<String> connectionNameOpt =
 190                                 this.crossConnect.postCrossConnect(nodeId, waveNumber, srcTp, destTp);
 191                         if (connectionNameOpt.isPresent()) {
 192                             nodesProvisioned.add(nodeId);
 193                             createdConnections.add(connectionNameOpt.get());
 194                         } else {
 195                             processErrorMessage("Unable to post Roadm-connection for node " + nodeId, forkJoinPool,
 196                                     results);
 197                             success.set(false);
 198                         }
 199                     }
 200                 } else {
 201                     processErrorMessage(nodeId + " is not mounted on the controller", forkJoinPool, results);
 202                     success.set(false);
 203                 }
 204             } catch (OpenRoadmInterfaceException ex) {
 205                 processErrorMessage("Setup service path failed! Exception:" + ex.toString(), forkJoinPool, results);
 206                 success.set(false);
 207             }
 208             NodeInterfaceBuilder nodeInterfaceBuilder = new NodeInterfaceBuilder()
 209                 .withKey(new NodeInterfaceKey(nodeId))
 210                 .setNodeId(nodeId)
 211                 .setConnectionId(createdConnections)
 212                 .setEthInterfaceId(createdEthInterfaces)
 213                 .setOtuInterfaceId(createdOtuInterfaces)
 214                 .setOduInterfaceId(createdOduInterfaces)
 215                 .setOchInterfaceId(createdOchInterfaces);
 216             nodeInterfaces.add(nodeInterfaceBuilder.build());
 217         }));
 218         try {
 219             forkJoinTask.get();
 220         } catch (InterruptedException | ExecutionException e) {
 221             LOG.error("Error while setting up service paths!", e);
 222         }
 223         forkJoinPool.shutdown();
 224
 225         if (success.get()) {
 226             results.add("Roadm-connection successfully created for nodes: " + String.join(", ", nodesProvisioned));
 227         }
 228         ServicePathOutputBuilder setServBldr = new ServicePathOutputBuilder()
 229             .setNodeInterface(new ArrayList<>(nodeInterfaces))
 230             .setSuccess(success.get())
 231             .setResult(String.join("\n", results));
 232         // setting topology in the service list data store
 233         try {
 234             setTopologyForService(input.getServiceName(), topology.getTopology());
 235         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 236             LOG.warn("Failed to write topologies for service {}.", input.getServiceName(), e);
 237         }
 238         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 239             LOG.error("Alarm suppresion node removal failed!!!!");
 240         }
 241         return setServBldr.build();
 242     }
 243
 244     private ConcurrentLinkedQueue<String> processErrorMessage(String message, ForkJoinPool forkJoinPool,
 245             ConcurrentLinkedQueue<String> messages) {
 246         LOG.warn(message);
 247         messages.add(message);
 248         forkJoinPool.shutdown();
 249         return messages;
 250     }
 251
 252     @Override
 253     public ServicePathOutput deleteServicePath(ServicePathInput input) {
 254         List<Nodes> nodes = input.getNodes();
 255         AtomicBoolean success = new AtomicBoolean(true);
 256         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 257         if (!alarmSuppressionNodeRegistration(input)) {
 258             LOG.warn("Alarm suppresion node registraion failed!!!!");
 259         }
 260         ForkJoinPool forkJoinPool = new ForkJoinPool();
 261         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 262             List<String> interfacesToDelete = new LinkedList<>();
 263             String nodeId = node.getNodeId();
 264             LOG.info("Deleting service setup on node {}", nodeId);
 265             String srcTp = node.getSrcTp();
 266             String destTp = node.getDestTp();
 267             Long waveNumber = input.getWaveNumber();
 268             if ((srcTp == null) || (destTp == null)) {
 269                 LOG.error("Source ({}) or destination ({}) termination point is null.", srcTp, destTp);
 270                 return;
 271             }
 272             // if the node is currently mounted then proceed.
 273             if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 274                 if (destTp.contains(StringConstants.NETWORK_TOKEN)
 275                         || srcTp.contains(StringConstants.CLIENT_TOKEN)
 276                         || srcTp.contains(StringConstants.NETWORK_TOKEN)
 277                         || destTp.contains(StringConstants.CLIENT_TOKEN)) {
 278                     if (destTp.contains(StringConstants.NETWORK_TOKEN)) {
 279                         interfacesToDelete.add(destTp + "-ODU");
 280                         interfacesToDelete.add(destTp + "-OTU");
 281                         interfacesToDelete.add(
 282                                 this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(destTp, waveNumber));
 283                     }
 284                     if (srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 285                         interfacesToDelete.add(srcTp + "-ODU");
 286                         interfacesToDelete.add(srcTp + "-OTU");
 287                         interfacesToDelete
 288                                 .add(this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(srcTp, waveNumber));
 289                     }
 290                     if (srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 291                         interfacesToDelete.add(srcTp + "-ETHERNET");
 292                     }
 293                     if (destTp.contains(StringConstants.CLIENT_TOKEN)) {
 294                         interfacesToDelete.add(destTp + "-ETHERNET");
 295                     }
 296                 } else {
 297                     String connectionNumber = srcTp + "-" + destTp + "-" + waveNumber;
 298                     List<String> intToDelete = this.crossConnect.deleteCrossConnect(nodeId, connectionNumber);
 299                     connectionNumber = destTp + "-" + srcTp + "-" + waveNumber;
 300                     if (intToDelete != null) {
 301                         for (String interf : intToDelete) {
 302                             if (!this.openRoadmInterfaceFactory.isUsedbyXc(nodeId, interf, connectionNumber,
 303                                 this.deviceTransactionManager)) {
 304                                 interfacesToDelete.add(interf);
 305                             }
 306                         }
 307                     }
 308                 }
 309             } else {
 310                 String result = nodeId + " is not mounted on the controller";
 311                 results.add(result);
 312                 success.set(false);
 313                 LOG.warn(result);
 314                 forkJoinPool.shutdown();
 315                 return;
 316                 //TODO should deletion end here?
 317             }
 318             for (String interfaceId : interfacesToDelete) {
 319                 try {
 320                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 321                 } catch (OpenRoadmInterfaceException e) {
 322                     String result = String.format("Failed to delete interface %s on node %s!", interfaceId, nodeId);
 323                     success.set(false);
 324                     LOG.error(result, e);
 325                     results.add(result);
 326                 }
 327             }
 328         }));
 329         try {
 330             forkJoinTask.get();
 331         } catch (InterruptedException | ExecutionException e) {
 332             LOG.error("Error while deleting service paths!", e);
 333         }
 334         forkJoinPool.shutdown();
 335         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 336             LOG.error("Alarm suppresion node removal failed!!!!");
 337         }
 338         ServicePathOutputBuilder delServBldr = new ServicePathOutputBuilder();
 339         delServBldr.setSuccess(success.get());
 340         if (results.isEmpty()) {
 341             return delServBldr.setResult("Request processed").build();
 342         } else {
 343             return delServBldr.setResult(String.join("\n", results)).build();
 344         }
 345     }
 346
 347     @Override
 348     public RendererRollbackOutput rendererRollback(RendererRollbackInput input) {
 349         boolean success = true;
 350         List<FailedToRollback> failedToRollbackList = new ArrayList<>();
 351         for (NodeInterface nodeInterfaces : input.getNodeInterface()) {
 352             List<String> failedInterfaces = new ArrayList<>();
 353             String nodeId = nodeInterfaces.getNodeId();
 354             for (String connectionId : nodeInterfaces.getConnectionId()) {
 355                 List<String> listInter = this.crossConnect.deleteCrossConnect(nodeId, connectionId);
 356                 if (listInter != null) {
 357                     LOG.info("Cross connect {} on node {} successfully deleted.", connectionId, nodeId);
 358                 } else {
 359                     LOG.error("Failed to delete cross connect {} on node {}!", connectionId, nodeId);
 360                     success = false;
 361                     failedInterfaces.add(connectionId);
 362                 }
 363             }
 364             // Interfaces needs to be in specific order to delete. Order is:
 365             // 1. ODU interfaces
 366             // 2. OTU interfaces
 367             // 3. OCH interfaces
 368             // 4. ETH interfaces
 369             LinkedList<String> interfacesToDelete = new LinkedList<>();
 370             if (nodeInterfaces.getOduInterfaceId() != null) {
 371                 interfacesToDelete.addAll(nodeInterfaces.getOduInterfaceId());
 372             }
 373             if (nodeInterfaces.getOtuInterfaceId() != null) {
 374                 interfacesToDelete.addAll(nodeInterfaces.getOtuInterfaceId());
 375             }
 376             if (nodeInterfaces.getOchInterfaceId() != null) {
 377                 interfacesToDelete.addAll(nodeInterfaces.getOchInterfaceId());
 378             }
 379             if (nodeInterfaces.getEthInterfaceId() != null) {
 380                 interfacesToDelete.addAll(nodeInterfaces.getEthInterfaceId());
 381             }
 382             LOG.info("Going to execute rollback on node {}. Interfaces to rollback: {}", nodeId,
 383                     String.join(", ", interfacesToDelete));
 384             for (String interfaceId : interfacesToDelete) {
 385                 try {
 386                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 387                     LOG.info("Interface {} on node {} successfully deleted.", interfaceId, nodeId);
 388                 } catch (OpenRoadmInterfaceException e) {
 389                     LOG.error("Failed to delete interface {} on node {}!", interfaceId, nodeId);
 390                     success = false;
 391                     failedInterfaces.add(interfaceId);
 392                 }
 393             }
 394             failedToRollbackList.add(new FailedToRollbackBuilder().withKey(new FailedToRollbackKey(nodeId))
 395                     .setNodeId(nodeId).setInterface(failedInterfaces).build());
 396         }
 397         return new RendererRollbackOutputBuilder().setSuccess(success).setFailedToRollback(failedToRollbackList)
 398                 .build();
 399     }
 400
 401     private boolean alarmSuppressionNodeRegistration(ServicePathInput input) {
 402         NodelistBuilder nodeListBuilder = new NodelistBuilder()
 403             .withKey(new NodelistKey(input.getServiceName()))
 404             .setServiceName(input.getServiceName());
 405         List<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service
 406             .nodelist.nodelist.Nodes> nodeList =
 407                 new ArrayList<>();
 408         for (Nodes node : input.getNodes()) {
 409             nodeList.add(
 410                     new org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 411                     .service.nodelist.nodelist.NodesBuilder()
 412                             .setNodeId(node.getNodeId()).build());
 413         }
 414         nodeListBuilder.setNodes(nodeList);
 415         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 416             .service.nodelist.Nodelist> nodeListIID =
 417                         InstanceIdentifier.create(ServiceNodelist.class).child(
 418                                 org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression
 419                                     .rev171102.service.nodelist.Nodelist.class,
 420                                 new NodelistKey(input.getServiceName()));
 421         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 422         writeTransaction.merge(LogicalDatastoreType.CONFIGURATION, nodeListIID, nodeListBuilder.build());
 423         FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
 424         try {
 425             commit.get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 426             LOG.info("Nodes are register for alarm suppression for service: {}", input.getServiceName());
 427             return true;
 428         } catch (ExecutionException | InterruptedException | TimeoutException e) {
 429             LOG.warn("Failed to alarm suppresslist for service: {}", input.getServiceName(), e);
 430             return false;
 431         }
 432     }
 433
 434     private boolean alarmSuppressionNodeRemoval(String serviceName) {
 435         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 436             .service.nodelist.Nodelist> nodeListIID =
 437                         InstanceIdentifier.create(ServiceNodelist.class).child(
 438                                 org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression
 439                                     .rev171102.service.nodelist.Nodelist.class,
 440                                 new NodelistKey(serviceName));
 441         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 442         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, nodeListIID);
 443         FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
 444         try {
 445             commit.get(Timeouts.DATASTORE_DELETE, TimeUnit.MILLISECONDS);
 446             LOG.info("Nodes are unregister for alarm suppression for service: {}", serviceName);
 447             return true;
 448         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 449             LOG.warn("Failed to alarm suppresslist for service: {}", serviceName, e);
 450             return false;
 451         }
 452     }
 453
 454     private void setTopologyForService(String name, Topology topo)
 455             throws InterruptedException, ExecutionException, TimeoutException {
 456         ServicesBuilder servicesBuilder;
 457         // Get the service from the service list inventory
 458         ServicesKey serviceKey = new ServicesKey(name);
 459         InstanceIdentifier<Services> iid =
 460                 InstanceIdentifier.create(ServiceList.class).child(Services.class, serviceKey);
 461         Optional<Services> services;
 462         try (ReadTransaction readTx = this.dataBroker.newReadOnlyTransaction()) {
 463             Future<java.util.Optional<Services>> future =
 464                     readTx.read(LogicalDatastoreType.OPERATIONAL, iid);
 465             services = future.get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 466         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 467             throw e;
 468         }
 469         if (services.isPresent()) {
 470             LOG.info("service {} already exists", name);
 471             servicesBuilder = new ServicesBuilder(services.get()).setTopology(topo);
 472             WriteTransaction writeTx = this.dataBroker.newWriteOnlyTransaction();
 473             writeTx.merge(LogicalDatastoreType.OPERATIONAL, iid, servicesBuilder.build());
 474             writeTx.commit().get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 475         } else {
 476             LOG.warn("Service {} does not exist - topology can not be updated", name);
 477         }
 478     }
 479
 480     @Override
 481     public CreateOtsOmsOutput createOtsOms(CreateOtsOmsInput input) throws OpenRoadmInterfaceException {
 482         CreateOtsOmsOutputBuilder output = new CreateOtsOmsOutputBuilder();
 483         String result = "";
 484         Boolean success = false;
 485         // if the node is currently mounted then proceed.
 486         if (this.deviceTransactionManager.isDeviceMounted(input.getNodeId())) {
 487             Mapping oldMapping = null;
 488             Mapping newMapping = null;
 489             oldMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 490             if (oldMapping != null) {
 491                 String otsInterface =
 492                         this.openRoadmInterfaceFactory.createOpenRoadmOtsInterface(input.getNodeId(), oldMapping);
 493                 newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 494                 int count = 0;
 495                 Boolean isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
 496                 while (!isSupportingOtsPresent && (count < 6)) {
 497                     LOG.info("waiting for post interface operation on node '{}'...", input.getNodeId());
 498                     try {
 499                         Thread.sleep(10000);
 500                         this.portMapping.updateMapping(input.getNodeId(), oldMapping);
 501                     } catch (InterruptedException e) {
 502                         LOG.error("Failed to wait for post interface operation ");
 503                     }
 504                     newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 505                     isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
 506                     count++;
 507                 }
 508                 if (count < 6) {
 509                     String omsInterface =
 510                             this.openRoadmInterfaceFactory.createOpenRoadmOmsInterface(input.getNodeId(), newMapping);
 511                     if (omsInterface != null) {
 512                         result = "Interfaces " + otsInterface + " - " + omsInterface + " successfully created on node "
 513                                 + input.getNodeId();
 514                         success = true;
 515                     } else {
 516                         LOG.error("Fail to create OpenRoadmOms Interface for node '{}'", input.getNodeId());
 517                         result = "Fail to create OpenRoadmOms Interface for node : " + input.getNodeId();
 518                     }
 519                 } else {
 520                     LOG.error("Unable to get ots interface from mapping {} for node {}",
 521                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 522                     result = String.format("Unable to get ots interface from mapping %s - %s",
 523                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 524                 }
 525             } else {
 526                 result = "Logical Connection point " + input.getLogicalConnectionPoint() + " does not exist for "
 527                         + input.getNodeId();
 528             }
 529         } else {
 530             result = input.getNodeId() + " is not mounted on the controller";
 531             LOG.warn(result);
 532         }
 533         return output.setResult(result).setSuccess(success).build();
 534     }
 535
 536     private Boolean isSupportingOtsPresent(Mapping mapping) {
 537         Boolean result = false;
 538         if (mapping != null) {
 539             if (mapping.getSupportingOts() != null) {
 540                 LOG.info("SupportingOts info is present in mapping {}", mapping);
 541                 result = true;
 542             } else {
 543                 LOG.warn("SupportingOts info not present in mapping {}", mapping);
 544             }
 545         }
 546         return result;
 547     }
 548 }