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
  13 import java.util.ArrayList;
  14 import java.util.LinkedList;
  15 import java.util.List;
  16 import java.util.Optional;
  17 import java.util.Set;
  18 import java.util.concurrent.ConcurrentLinkedQueue;
  19 import java.util.concurrent.CopyOnWriteArrayList;
  20 import java.util.concurrent.ExecutionException;
  21 import java.util.concurrent.ForkJoinPool;
  22 import java.util.concurrent.ForkJoinTask;
  23 import java.util.concurrent.Future;
  24 import java.util.concurrent.TimeUnit;
  25 import java.util.concurrent.TimeoutException;
  26 import java.util.concurrent.atomic.AtomicBoolean;
  27
  28 import org.eclipse.jdt.annotation.NonNull;
  29 import org.opendaylight.mdsal.binding.api.DataBroker;
  30 import org.opendaylight.mdsal.binding.api.ReadTransaction;
  31 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  32 import org.opendaylight.mdsal.common.api.CommitInfo;
  33 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  34 import org.opendaylight.transportpce.common.StringConstants;
  35 import org.opendaylight.transportpce.common.Timeouts;
  36 import org.opendaylight.transportpce.common.crossconnect.CrossConnect;
  37 import org.opendaylight.transportpce.common.device.DeviceTransactionManager;
  38 import org.opendaylight.transportpce.common.mapping.PortMapping;
  39 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaceException;
  40 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaces;
  41 import org.opendaylight.transportpce.networkmodel.service.NetworkModelService;
  42 import org.opendaylight.transportpce.renderer.openroadminterface.OpenRoadmInterfaceFactory;
  43 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServiceListTopology;
  44 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServicePathDirection;
  45 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.ServiceNodelist;
  46 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service.nodelist.NodelistBuilder;
  47 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service.nodelist.NodelistKey;
  48 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200128.network.nodes.Mapping;
  49 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.CreateOtsOmsInput;
  50 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.CreateOtsOmsOutput;
  51 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.CreateOtsOmsOutputBuilder;
  52 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.RendererRollbackInput;
  53 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.RendererRollbackOutput;
  54 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.RendererRollbackOutputBuilder;
  55 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.ServicePathInput;
  56 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.ServicePathOutput;
  57 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.ServicePathOutputBuilder;
  58 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.renderer.rollback.output.FailedToRollback;
  59 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.renderer.rollback.output.FailedToRollbackBuilder;
  60 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.renderer.rollback.output.FailedToRollbackKey;
  61 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.service.Topology;
  62 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev161014.OchAttributes.ModulationFormat;
  63 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceList;
  64 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.Services;
  65 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.ServicesBuilder;
  66 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.ServicesKey;
  67 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200128.node.interfaces.NodeInterface;
  68 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200128.node.interfaces.NodeInterfaceBuilder;
  69 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200128.node.interfaces.NodeInterfaceKey;
  70 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200128.olm.renderer.input.Nodes;
  71 import org.opendaylight.yang.gen.v1.http.transportpce.topology.rev200129.OtnLinkType;
  72 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  73 import org.slf4j.Logger;
  74 import org.slf4j.LoggerFactory;
  75
  76
  77 public class DeviceRendererServiceImpl implements DeviceRendererService {
  78     private static final String ODU4 = "-ODU4";
  79     private static final Logger LOG = LoggerFactory.getLogger(DeviceRendererServiceImpl.class);
  80     private final DataBroker dataBroker;
  81     private final DeviceTransactionManager deviceTransactionManager;
  82     private final OpenRoadmInterfaceFactory openRoadmInterfaceFactory;
  83     private final OpenRoadmInterfaces openRoadmInterfaces;
  84     private final CrossConnect crossConnect;
  85     private final PortMapping portMapping;
  86     private final NetworkModelService networkModelService;
  87
  88     public DeviceRendererServiceImpl(DataBroker dataBroker, DeviceTransactionManager deviceTransactionManager,
  89             OpenRoadmInterfaceFactory openRoadmInterfaceFactory, OpenRoadmInterfaces openRoadmInterfaces,
  90             CrossConnect crossConnect, PortMapping portMapping, NetworkModelService networkModelService) {
  91         this.dataBroker = dataBroker;
  92         this.deviceTransactionManager = deviceTransactionManager;
  93         this.openRoadmInterfaceFactory = openRoadmInterfaceFactory;
  94         this.openRoadmInterfaces = openRoadmInterfaces;
  95         this.crossConnect = crossConnect;
  96         this.portMapping = portMapping;
  97         this.networkModelService = networkModelService;
  98     }
  99
 100     @Override
 101     public ServicePathOutput setupServicePath(ServicePathInput input, ServicePathDirection direction) {
 102         List<Nodes> nodes = input.getNodes();
 103         // Register node for suppressing alarms
 104         if (!alarmSuppressionNodeRegistration(input)) {
 105             LOG.warn("Alarm suppresion node registration failed!!!!");
 106         }
 107         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 108         Set<NodeInterface> nodeInterfaces = Sets.newConcurrentHashSet();
 109         Set<String> nodesProvisioned = Sets.newConcurrentHashSet();
 110         CopyOnWriteArrayList<Nodes> otnNodesProvisioned = new CopyOnWriteArrayList<>();
 111         ServiceListTopology topology = new ServiceListTopology();
 112         AtomicBoolean success = new AtomicBoolean(true);
 113         ForkJoinPool forkJoinPool = new ForkJoinPool();
 114         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 115             String nodeId = node.getNodeId();
 116             LOG.info("Starting provisioning for node : {}", nodeId);
 117             List<String> createdEthInterfaces = new ArrayList<>();
 118             List<String> createdOtuInterfaces = new ArrayList<>();
 119             List<String> createdOduInterfaces = new ArrayList<>();
 120             List<String> createdOchInterfaces = new ArrayList<>();
 121             List<String> createdConnections = new ArrayList<>();
 122             int crossConnectFlag = 0;
 123             try {
 124                 // if the node is currently mounted then proceed
 125                 if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 126                     String srcTp = node.getSrcTp();
 127                     String destTp = node.getDestTp();
 128                     Long waveNumber = input.getWaveNumber().toJava();
 129                     if ((destTp != null) && destTp.contains(StringConstants.NETWORK_TOKEN)) {
 130                         crossConnectFlag++;
 131                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 132                                 nodeId, destTp, waveNumber, ModulationFormat.DpQpsk);
 133                         createdOchInterfaces.add(supportingOchInterface);
 134                         String supportingOtuInterface = this.openRoadmInterfaceFactory
 135                                 .createOpenRoadmOtu4Interface(nodeId, destTp, supportingOchInterface);
 136                         createdOtuInterfaces.add(supportingOtuInterface);
 137                         if (srcTp == null) {
 138                             otnNodesProvisioned.add(node);
 139                         } else {
 140                             createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 141                                     destTp, supportingOtuInterface));
 142                         }
 143                     }
 144                     if ((srcTp != null) && srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 145                         crossConnectFlag++;
 146                         // create OpenRoadm Xponder Client Interfaces
 147                         createdEthInterfaces.add(
 148                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, srcTp));
 149                     }
 150                     if ((srcTp != null) && srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 151                         crossConnectFlag++;
 152                         // create OpenRoadm Xponder Line Interfaces
 153                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 154                                 nodeId, srcTp, waveNumber, ModulationFormat.DpQpsk);
 155                         createdOchInterfaces.add(supportingOchInterface);
 156                         String supportingOtuInterface = this.openRoadmInterfaceFactory
 157                                 .createOpenRoadmOtu4Interface(nodeId, srcTp, supportingOchInterface);
 158                         createdOtuInterfaces.add(supportingOtuInterface);
 159                         createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 160                                 srcTp, supportingOtuInterface));
 161                         Mapping mapping = this.portMapping.getMapping(nodeId,srcTp);
 162                         if (mapping != null && mapping.getXponderType() != null
 163                             && (mapping.getXponderType().getIntValue() == 3
 164                             || mapping.getXponderType().getIntValue() == 2)) {
 165                             createdOduInterfaces.add(this.openRoadmInterfaceFactory
 166                                 .createOpenRoadmOtnOdu4Interface(nodeId, destTp, supportingOtuInterface));
 167                         } else {
 168                             createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 169                                     destTp, supportingOtuInterface));
 170                         }
 171                     }
 172                     if ((destTp != null) && destTp.contains(StringConstants.CLIENT_TOKEN)) {
 173                         crossConnectFlag++;
 174                         // create OpenRoadm Xponder Client Interfaces
 175                         createdEthInterfaces.add(
 176                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, destTp));
 177                     }
 178                     if ((srcTp != null) && (srcTp.contains(StringConstants.TTP_TOKEN)
 179                             || srcTp.contains(StringConstants.PP_TOKEN))) {
 180                         createdOchInterfaces.addAll(
 181                             this.openRoadmInterfaceFactory
 182                                 .createOpenRoadmOchInterface(nodeId, srcTp, waveNumber));
 183                     }
 184                     if ((destTp != null) && (destTp.contains(StringConstants.TTP_TOKEN)
 185                             || destTp.contains(StringConstants.PP_TOKEN))) {
 186                         createdOchInterfaces.addAll(
 187                             this.openRoadmInterfaceFactory
 188                                 .createOpenRoadmOchInterface(nodeId, destTp, waveNumber));
 189                     }
 190                     if (crossConnectFlag < 1) {
 191                         LOG.info("Creating cross connect between source {} and destination {} for node {}", srcTp,
 192                                 destTp, nodeId);
 193                         Optional<String> connectionNameOpt =
 194                                 this.crossConnect.postCrossConnect(nodeId, waveNumber, srcTp, destTp);
 195                         if (connectionNameOpt.isPresent()) {
 196                             nodesProvisioned.add(nodeId);
 197                             createdConnections.add(connectionNameOpt.get());
 198                         } else {
 199                             processErrorMessage("Unable to post Roadm-connection for node " + nodeId, forkJoinPool,
 200                                     results);
 201                             success.set(false);
 202                         }
 203                     }
 204                 } else {
 205                     processErrorMessage(nodeId + " is not mounted on the controller", forkJoinPool, results);
 206                     success.set(false);
 207                 }
 208             } catch (OpenRoadmInterfaceException ex) {
 209                 processErrorMessage("Setup service path failed! Exception:" + ex.toString(), forkJoinPool, results);
 210                 success.set(false);
 211             }
 212             NodeInterfaceBuilder nodeInterfaceBuilder = new NodeInterfaceBuilder()
 213                 .withKey(new NodeInterfaceKey(nodeId))
 214                 .setNodeId(nodeId)
 215                 .setConnectionId(createdConnections)
 216                 .setEthInterfaceId(createdEthInterfaces)
 217                 .setOtuInterfaceId(createdOtuInterfaces)
 218                 .setOduInterfaceId(createdOduInterfaces)
 219                 .setOchInterfaceId(createdOchInterfaces);
 220             nodeInterfaces.add(nodeInterfaceBuilder.build());
 221         }));
 222         try {
 223             forkJoinTask.get();
 224         } catch (InterruptedException | ExecutionException e) {
 225             LOG.error("Error while setting up service paths!", e);
 226         }
 227         forkJoinPool.shutdown();
 228
 229         if (success.get()) {
 230             results.add("Roadm-connection successfully created for nodes: " + String.join(", ", nodesProvisioned));
 231         }
 232         // setting topology in the service list data store
 233         try {
 234             setTopologyForService(input.getServiceName(), topology.getTopology());
 235             updateOtnTopology(otnNodesProvisioned, false);
 236         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 237             LOG.warn("Failed to write topologies for service {}.", input.getServiceName(), e);
 238         }
 239         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 240             LOG.error("Alarm suppresion node removal failed!!!!");
 241         }
 242         ServicePathOutputBuilder setServBldr = new ServicePathOutputBuilder()
 243             .setNodeInterface(new ArrayList<>(nodeInterfaces))
 244             .setSuccess(success.get())
 245             .setResult(String.join("\n", results));
 246         return setServBldr.build();
 247     }
 248
 249     private ConcurrentLinkedQueue<String> processErrorMessage(String message, ForkJoinPool forkJoinPool,
 250             ConcurrentLinkedQueue<String> messages) {
 251         LOG.warn("Received error message {}", message);
 252         messages.add(message);
 253         forkJoinPool.shutdown();
 254         return messages;
 255     }
 256
 257     @Override
 258     public ServicePathOutput deleteServicePath(ServicePathInput input) {
 259         List<Nodes> nodes = input.getNodes();
 260         AtomicBoolean success = new AtomicBoolean(true);
 261         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 262         if (!alarmSuppressionNodeRegistration(input)) {
 263             LOG.warn("Alarm suppresion node registraion failed!!!!");
 264         }
 265         CopyOnWriteArrayList<Nodes> otnNodesProvisioned = new CopyOnWriteArrayList<>();
 266         ForkJoinPool forkJoinPool = new ForkJoinPool();
 267         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 268             List<String> interfacesToDelete = new LinkedList<>();
 269             String nodeId = node.getNodeId();
 270             LOG.info("Deleting service setup on node {}", nodeId);
 271             String srcTp;
 272             String destTp;
 273             Long waveNumber = input.getWaveNumber().toJava();
 274             if (node.getDestTp() == null) {
 275                 LOG.error("Destination termination point must not be null.");
 276                 return;
 277             } else {
 278                 destTp = node.getDestTp();
 279             }
 280             if (node.getSrcTp() != null) {
 281                 srcTp = node.getSrcTp();
 282             } else {
 283                 srcTp = "";
 284                 otnNodesProvisioned.add(node);
 285             }
 286             // if the node is currently mounted then proceed.
 287             if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 288                 interfacesToDelete.addAll(getInterfaces2delete(nodeId, srcTp, destTp, waveNumber));
 289             } else {
 290                 String result = nodeId + " is not mounted on the controller";
 291                 results.add(result);
 292                 success.set(false);
 293                 LOG.warn(result);
 294                 forkJoinPool.shutdown();
 295                 return;
 296                 //TODO should deletion end here?
 297             }
 298             for (String interfaceId : interfacesToDelete) {
 299                 try {
 300                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 301                 } catch (OpenRoadmInterfaceException e) {
 302                     String result = String.format("Failed to delete interface %s on node %s!", interfaceId, nodeId);
 303                     success.set(false);
 304                     LOG.error(result, e);
 305                     results.add(result);
 306                 }
 307             }
 308         }));
 309         try {
 310             forkJoinTask.get();
 311         } catch (InterruptedException | ExecutionException e) {
 312             LOG.error("Error while deleting service paths!", e);
 313         }
 314         forkJoinPool.shutdown();
 315         updateOtnTopology(otnNodesProvisioned, true);
 316         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 317             LOG.error("Alarm suppresion node removal failed!!!!");
 318         }
 319         ServicePathOutputBuilder delServBldr = new ServicePathOutputBuilder();
 320         delServBldr.setSuccess(success.get());
 321         if (results.isEmpty()) {
 322             return delServBldr.setResult("Request processed").build();
 323         } else {
 324             return delServBldr.setResult(String.join("\n", results)).build();
 325         }
 326     }
 327
 328     private List<String>  getInterfaces2delete(
 329             String nodeId, String srcTp, String destTp, Long waveNumber) {
 330         List<String> interfacesToDelete = new LinkedList<>();
 331         if (destTp.contains(StringConstants.NETWORK_TOKEN)
 332                 || srcTp.contains(StringConstants.CLIENT_TOKEN)
 333                 || srcTp.contains(StringConstants.NETWORK_TOKEN)
 334                 || destTp.contains(StringConstants.CLIENT_TOKEN)) {
 335             if (destTp.contains(StringConstants.NETWORK_TOKEN)) {
 336                 try {
 337                     if (this.openRoadmInterfaces.getInterface(nodeId, destTp + "-ODU").isPresent()) {
 338                         interfacesToDelete.add(destTp + "-ODU");
 339                     }
 340                     if (this.openRoadmInterfaces.getInterface(nodeId, destTp + ODU4).isPresent()) {
 341                         interfacesToDelete.add(destTp + ODU4);
 342                     }
 343                 }
 344                 catch (OpenRoadmInterfaceException e) {
 345                     LOG.error("impossible to get interface {} or {}", destTp + "-ODU", destTp + ODU4, e);
 346                 }
 347                 interfacesToDelete.add(destTp + "-OTU");
 348                 interfacesToDelete.add(
 349                         this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(destTp, waveNumber));
 350             }
 351             if (srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 352                 interfacesToDelete.add(srcTp + "-ODU");
 353                 interfacesToDelete.add(srcTp + "-OTU");
 354                 interfacesToDelete
 355                         .add(this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(srcTp, waveNumber));
 356             }
 357             if (srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 358                 interfacesToDelete.add(srcTp + "-ETHERNET");
 359             }
 360             if (destTp.contains(StringConstants.CLIENT_TOKEN)) {
 361                 interfacesToDelete.add(destTp + "-ETHERNET");
 362             }
 363         } else {
 364             String connectionNumber = srcTp + "-" + destTp + "-" + waveNumber;
 365             List<String> intToDelete = this.crossConnect.deleteCrossConnect(nodeId, connectionNumber, false);
 366             connectionNumber = destTp + "-" + srcTp + "-" + waveNumber;
 367             if (intToDelete != null) {
 368                 for (String interf : intToDelete) {
 369                     if (!this.openRoadmInterfaceFactory.isUsedByXc(nodeId, interf, connectionNumber,
 370                         this.deviceTransactionManager)) {
 371                         interfacesToDelete.add(interf);
 372                     }
 373                 }
 374             }
 375         }
 376         return interfacesToDelete;
 377     }
 378
 379     @Override
 380     public RendererRollbackOutput rendererRollback(RendererRollbackInput input) {
 381         boolean success = true;
 382         List<FailedToRollback> failedToRollbackList = new ArrayList<>();
 383         for (NodeInterface nodeInterfaces : input.getNodeInterface()) {
 384             List<String> failedInterfaces = new ArrayList<>();
 385             String nodeId = nodeInterfaces.getNodeId();
 386             for (String connectionId : nodeInterfaces.getConnectionId()) {
 387                 List<String> listInter = this.crossConnect.deleteCrossConnect(nodeId, connectionId, false);
 388                 if (listInter != null) {
 389                     LOG.info("Cross connect {} on node {} successfully deleted.", connectionId, nodeId);
 390                 } else {
 391                     LOG.error("Failed to delete cross connect {} on node {}!", connectionId, nodeId);
 392                     success = false;
 393                     failedInterfaces.add(connectionId);
 394                 }
 395             }
 396             // Interfaces needs to be in specific order to delete. Order is:
 397             // 1. ODU interfaces
 398             // 2. OTU interfaces
 399             // 3. OCH interfaces
 400             // 4. ETH interfaces
 401             LinkedList<String> interfacesToDelete = new LinkedList<>();
 402             if (nodeInterfaces.getOduInterfaceId() != null) {
 403                 interfacesToDelete.addAll(nodeInterfaces.getOduInterfaceId());
 404             }
 405             if (nodeInterfaces.getOtuInterfaceId() != null) {
 406                 interfacesToDelete.addAll(nodeInterfaces.getOtuInterfaceId());
 407             }
 408             if (nodeInterfaces.getOchInterfaceId() != null) {
 409                 interfacesToDelete.addAll(nodeInterfaces.getOchInterfaceId());
 410             }
 411             if (nodeInterfaces.getEthInterfaceId() != null) {
 412                 interfacesToDelete.addAll(nodeInterfaces.getEthInterfaceId());
 413             }
 414             LOG.info("Going to execute rollback on node {}. Interfaces to rollback: {}", nodeId,
 415                     String.join(", ", interfacesToDelete));
 416             for (String interfaceId : interfacesToDelete) {
 417                 try {
 418                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 419                     LOG.info("Interface {} on node {} successfully deleted.", interfaceId, nodeId);
 420                 } catch (OpenRoadmInterfaceException e) {
 421                     LOG.error("Failed to delete interface {} on node {}!", interfaceId, nodeId);
 422                     success = false;
 423                     failedInterfaces.add(interfaceId);
 424                 }
 425             }
 426             failedToRollbackList.add(new FailedToRollbackBuilder().withKey(new FailedToRollbackKey(nodeId))
 427                     .setNodeId(nodeId).setInterface(failedInterfaces).build());
 428         }
 429         return new RendererRollbackOutputBuilder().setSuccess(success).setFailedToRollback(failedToRollbackList)
 430                 .build();
 431     }
 432
 433     private boolean alarmSuppressionNodeRegistration(ServicePathInput input) {
 434         NodelistBuilder nodeListBuilder = new NodelistBuilder()
 435             .withKey(new NodelistKey(input.getServiceName()))
 436             .setServiceName(input.getServiceName());
 437         List<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service
 438             .nodelist.nodelist.Nodes> nodeList =
 439                 new ArrayList<>();
 440         for (Nodes node : input.getNodes()) {
 441             nodeList.add(
 442                     new org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 443                     .service.nodelist.nodelist.NodesBuilder()
 444                             .setNodeId(node.getNodeId()).build());
 445         }
 446         nodeListBuilder.setNodes(nodeList);
 447         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 448             .service.nodelist.Nodelist> nodeListIID =
 449                         InstanceIdentifier.create(ServiceNodelist.class).child(
 450                                 org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression
 451                                     .rev171102.service.nodelist.Nodelist.class,
 452                                 new NodelistKey(input.getServiceName()));
 453         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 454         writeTransaction.merge(LogicalDatastoreType.CONFIGURATION, nodeListIID, nodeListBuilder.build());
 455         FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
 456         try {
 457             commit.get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 458             LOG.info("Nodes are register for alarm suppression for service: {}", input.getServiceName());
 459             return true;
 460         } catch (ExecutionException | InterruptedException | TimeoutException e) {
 461             LOG.warn("Failed to alarm suppresslist for service: {}", input.getServiceName(), e);
 462             return false;
 463         }
 464     }
 465
 466     private boolean alarmSuppressionNodeRemoval(String serviceName) {
 467         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 468             .service.nodelist.Nodelist> nodeListIID =
 469                         InstanceIdentifier.create(ServiceNodelist.class).child(
 470                                 org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression
 471                                     .rev171102.service.nodelist.Nodelist.class,
 472                                 new NodelistKey(serviceName));
 473         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 474         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, nodeListIID);
 475         FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
 476         try {
 477             commit.get(Timeouts.DATASTORE_DELETE, TimeUnit.MILLISECONDS);
 478             LOG.info("Nodes are unregister for alarm suppression for service: {}", serviceName);
 479             return true;
 480         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 481             LOG.warn("Failed to alarm suppresslist for service: {}", serviceName, e);
 482             return false;
 483         }
 484     }
 485
 486     private void setTopologyForService(String name, Topology topo)
 487             throws InterruptedException, ExecutionException, TimeoutException {
 488         ServicesBuilder servicesBuilder;
 489         // Get the service from the service list inventory
 490         ServicesKey serviceKey = new ServicesKey(name);
 491         InstanceIdentifier<Services> iid =
 492                 InstanceIdentifier.create(ServiceList.class).child(Services.class, serviceKey);
 493         Optional<Services> services;
 494         try (ReadTransaction readTx = this.dataBroker.newReadOnlyTransaction()) {
 495             Future<java.util.Optional<Services>> future =
 496                     readTx.read(LogicalDatastoreType.OPERATIONAL, iid);
 497             services = future.get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 498         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 499             throw e;
 500         }
 501         if (services.isPresent()) {
 502             LOG.info("service {} already exists", name);
 503             servicesBuilder = new ServicesBuilder(services.get()).setTopology(topo);
 504             WriteTransaction writeTx = this.dataBroker.newWriteOnlyTransaction();
 505             writeTx.merge(LogicalDatastoreType.OPERATIONAL, iid, servicesBuilder.build());
 506             writeTx.commit().get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 507         } else {
 508             LOG.warn("Service {} does not exist - topology can not be updated", name);
 509         }
 510     }
 511
 512     @Override
 513     public CreateOtsOmsOutput createOtsOms(CreateOtsOmsInput input) throws OpenRoadmInterfaceException {
 514         CreateOtsOmsOutputBuilder output = new CreateOtsOmsOutputBuilder();
 515         String result = "";
 516         Boolean success = false;
 517         // if the node is currently mounted then proceed.
 518         if (this.deviceTransactionManager.isDeviceMounted(input.getNodeId())) {
 519             Mapping oldMapping = null;
 520             Mapping newMapping = null;
 521             oldMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 522             if (oldMapping != null) {
 523                 String otsInterface =
 524                         this.openRoadmInterfaceFactory.createOpenRoadmOtsInterface(input.getNodeId(), oldMapping);
 525                 newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 526                 int count = 0;
 527                 Boolean isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
 528                 while (!isSupportingOtsPresent && (count < 6)) {
 529                     LOG.info("waiting for post interface operation on node '{}'...", input.getNodeId());
 530                     try {
 531                         Thread.sleep(10000);
 532                         this.portMapping.updateMapping(input.getNodeId(), oldMapping);
 533                     } catch (InterruptedException e) {
 534                         LOG.error("Failed to wait for post interface operation ");
 535                     }
 536                     newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 537                     isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
 538                     count++;
 539                 }
 540                 if (count < 6) {
 541                     String omsInterface =
 542                             this.openRoadmInterfaceFactory.createOpenRoadmOmsInterface(input.getNodeId(), newMapping);
 543                     if (omsInterface != null) {
 544                         result = "Interfaces " + otsInterface + " - " + omsInterface + " successfully created on node "
 545                                 + input.getNodeId();
 546                         success = true;
 547                     } else {
 548                         LOG.error("Fail to create OpenRoadmOms Interface for node '{}'", input.getNodeId());
 549                         result = "Fail to create OpenRoadmOms Interface for node : " + input.getNodeId();
 550                     }
 551                 } else {
 552                     LOG.error("Unable to get ots interface from mapping {} for node {}",
 553                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 554                     result = String.format("Unable to get ots interface from mapping %s - %s",
 555                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 556                 }
 557             } else {
 558                 result = "Logical Connection point " + input.getLogicalConnectionPoint() + " does not exist for "
 559                         + input.getNodeId();
 560             }
 561         } else {
 562             result = input.getNodeId() + " is not mounted on the controller";
 563             LOG.warn("{} is not mounted on the controller",input.getNodeId());
 564         }
 565         return output.setResult(result).setSuccess(success).build();
 566     }
 567
 568     private Boolean isSupportingOtsPresent(Mapping mapping) {
 569         Boolean result = false;
 570         if (mapping != null) {
 571             if (mapping.getSupportingOts() != null) {
 572                 LOG.info("SupportingOts info is present in mapping {}", mapping);
 573                 result = true;
 574             } else {
 575                 LOG.warn("SupportingOts info not present in mapping {}", mapping);
 576             }
 577         }
 578         return result;
 579     }
 580
 581     private void updateOtnTopology(CopyOnWriteArrayList<Nodes> nodes, boolean isDeletion) {
 582         if (nodes.size() != 2) {
 583             LOG.error("Error with OTU4 links to update in otn-topology");
 584             return;
 585         }
 586         if (isDeletion) {
 587             LOG.info("updating otn-topology removing OTU4 links");
 588             this.networkModelService.deleteOtnLinks(nodes.get(0).getNodeId(), nodes.get(0).getDestTp(),
 589                 nodes.get(1).getNodeId(), nodes.get(1).getDestTp(), OtnLinkType.OTU4);
 590         } else {
 591             LOG.info("updating otn-topology adding OTU4 links");
 592             this.networkModelService.createOtnLinks(nodes.get(0).getNodeId(), nodes.get(0).getDestTp(),
 593                 nodes.get(1).getNodeId(), nodes.get(1).getDestTp(), OtnLinkType.OTU4);
 594         }
 595     }
 596 }