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.CopyOnWriteArrayList;
  19 import java.util.concurrent.ExecutionException;
  20 import java.util.concurrent.ForkJoinPool;
  21 import java.util.concurrent.ForkJoinTask;
  22 import java.util.concurrent.Future;
  23 import java.util.concurrent.TimeUnit;
  24 import java.util.concurrent.TimeoutException;
  25 import java.util.concurrent.atomic.AtomicBoolean;
  26 import org.eclipse.jdt.annotation.NonNull;
  27 import org.opendaylight.mdsal.binding.api.DataBroker;
  28 import org.opendaylight.mdsal.binding.api.ReadTransaction;
  29 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  30 import org.opendaylight.mdsal.common.api.CommitInfo;
  31 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  32 import org.opendaylight.transportpce.common.StringConstants;
  33 import org.opendaylight.transportpce.common.Timeouts;
  34 import org.opendaylight.transportpce.common.crossconnect.CrossConnect;
  35 import org.opendaylight.transportpce.common.device.DeviceTransactionManager;
  36 import org.opendaylight.transportpce.common.mapping.PortMapping;
  37 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaceException;
  38 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaces;
  39 import org.opendaylight.transportpce.networkmodel.service.NetworkModelService;
  40 import org.opendaylight.transportpce.renderer.openroadminterface.OpenRoadmInterfaceFactory;
  41 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServiceListTopology;
  42 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServicePathDirection;
  43 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.ServiceNodelist;
  44 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service.nodelist.NodelistBuilder;
  45 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service.nodelist.NodelistKey;
  46 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200827.network.nodes.Mapping;
  47 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.CreateOtsOmsInput;
  48 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.CreateOtsOmsOutput;
  49 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.CreateOtsOmsOutputBuilder;
  50 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.RendererRollbackInput;
  51 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.RendererRollbackOutput;
  52 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.RendererRollbackOutputBuilder;
  53 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.ServicePathInput;
  54 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.ServicePathOutput;
  55 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.ServicePathOutputBuilder;
  56 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.renderer.rollback.output.FailedToRollback;
  57 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.renderer.rollback.output.FailedToRollbackBuilder;
  58 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.renderer.rollback.output.FailedToRollbackKey;
  59 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.service.Topology;
  60 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev161014.OchAttributes.ModulationFormat;
  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.rev200615.node.interfaces.NodeInterface;
  66 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200615.node.interfaces.NodeInterfaceBuilder;
  67 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200615.node.interfaces.NodeInterfaceKey;
  68 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200615.olm.renderer.input.Nodes;
  69 import org.opendaylight.yang.gen.v1.http.transportpce.topology.rev200129.OtnLinkType;
  70 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  71 import org.slf4j.Logger;
  72 import org.slf4j.LoggerFactory;
  73
  74
  75 public class DeviceRendererServiceImpl implements DeviceRendererService {
  76     private static final String ODU4 = "-ODU4";
  77     private static final Logger LOG = LoggerFactory.getLogger(DeviceRendererServiceImpl.class);
  78     private final DataBroker dataBroker;
  79     private final DeviceTransactionManager deviceTransactionManager;
  80     private final OpenRoadmInterfaceFactory openRoadmInterfaceFactory;
  81     private final OpenRoadmInterfaces openRoadmInterfaces;
  82     private final CrossConnect crossConnect;
  83     private final PortMapping portMapping;
  84     private final NetworkModelService networkModelService;
  85
  86     public DeviceRendererServiceImpl(DataBroker dataBroker, DeviceTransactionManager deviceTransactionManager,
  87             OpenRoadmInterfaceFactory openRoadmInterfaceFactory, OpenRoadmInterfaces openRoadmInterfaces,
  88             CrossConnect crossConnect, PortMapping portMapping, NetworkModelService networkModelService) {
  89         this.dataBroker = dataBroker;
  90         this.deviceTransactionManager = deviceTransactionManager;
  91         this.openRoadmInterfaceFactory = openRoadmInterfaceFactory;
  92         this.openRoadmInterfaces = openRoadmInterfaces;
  93         this.crossConnect = crossConnect;
  94         this.portMapping = portMapping;
  95         this.networkModelService = networkModelService;
  96     }
  97
  98     @Override
  99     public ServicePathOutput setupServicePath(ServicePathInput input, ServicePathDirection direction) {
 100         List<Nodes> nodes = input.getNodes();
 101         // Register node for suppressing alarms
 102         if (!alarmSuppressionNodeRegistration(input)) {
 103             LOG.warn("Alarm suppresion node registration failed!!!!");
 104         }
 105         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 106         Set<NodeInterface> nodeInterfaces = Sets.newConcurrentHashSet();
 107         Set<String> nodesProvisioned = Sets.newConcurrentHashSet();
 108         CopyOnWriteArrayList<Nodes> otnNodesProvisioned = new CopyOnWriteArrayList<>();
 109         ServiceListTopology topology = new ServiceListTopology();
 110         AtomicBoolean success = new AtomicBoolean(true);
 111         ForkJoinPool forkJoinPool = new ForkJoinPool();
 112
 113         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 114             String nodeId = node.getNodeId();
 115             // take the index of the node
 116             int nodeIndex = nodes.indexOf(node);
 117             LOG.info("Starting provisioning for node : {}", nodeId);
 118             List<String> createdEthInterfaces = new ArrayList<>();
 119             List<String> createdOtuInterfaces = new ArrayList<>();
 120             List<String> createdOduInterfaces = new ArrayList<>();
 121             List<String> createdOchInterfaces = new ArrayList<>();
 122             List<String> createdConnections = new ArrayList<>();
 123             int crossConnectFlag = 0;
 124             try {
 125                 // if the node is currently mounted then proceed
 126                 if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 127                     String srcTp = node.getSrcTp();
 128                     String destTp = node.getDestTp();
 129                     Long waveNumber = input.getWaveNumber().toJava();
 130                     if ((destTp != null) && destTp.contains(StringConstants.NETWORK_TOKEN)) {
 131                         crossConnectFlag++;
 132                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 133                                 nodeId, destTp, waveNumber, ModulationFormat.DpQpsk);
 134                         createdOchInterfaces.add(supportingOchInterface);
 135                         // Here we pass logical connection-point of z-end to set SAPI and DAPI
 136                         Nodes tgtNode = null;
 137                         if (nodeIndex + 1 == nodes.size()) {
 138                             // For the end node, tgtNode becomes the first node in the list
 139                             tgtNode = nodes.get(0);
 140                         } else {
 141                             tgtNode = nodes.get(nodeIndex + 1);
 142                         }
 143                         // tgtNode srcTp is null in this if cond
 144                         String supportingOtuInterface = this.openRoadmInterfaceFactory
 145                                 .createOpenRoadmOtu4Interface(nodeId, destTp, supportingOchInterface,
 146                                     tgtNode.getNodeId(), tgtNode.getDestTp());
 147                         createdOtuInterfaces.add(supportingOtuInterface);
 148                         if (srcTp == null) {
 149                             otnNodesProvisioned.add(node);
 150                         } else {
 151                             createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 152                                     destTp, supportingOtuInterface));
 153                         }
 154                     }
 155                     if ((srcTp != null) && srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 156                         crossConnectFlag++;
 157                         // create OpenRoadm Xponder Client Interfaces
 158                         createdEthInterfaces.add(
 159                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, srcTp));
 160                     }
 161                     if ((srcTp != null) && srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 162                         crossConnectFlag++;
 163                         // create OpenRoadm Xponder Line Interfaces
 164                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 165                                 nodeId, srcTp, waveNumber, ModulationFormat.DpQpsk);
 166                         createdOchInterfaces.add(supportingOchInterface);
 167                         String supportingOtuInterface = this.openRoadmInterfaceFactory
 168                                 .createOpenRoadmOtu4Interface(nodeId, srcTp, supportingOchInterface);
 169                         createdOtuInterfaces.add(supportingOtuInterface);
 170                         createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 171                                 srcTp, supportingOtuInterface));
 172                         Mapping mapping = this.portMapping.getMapping(nodeId,srcTp);
 173                         if (mapping != null && mapping.getXponderType() != null
 174                             && (mapping.getXponderType().getIntValue() == 3
 175                             || mapping.getXponderType().getIntValue() == 2)) {
 176                             createdOduInterfaces.add(this.openRoadmInterfaceFactory
 177                                 .createOpenRoadmOtnOdu4Interface(nodeId, destTp, supportingOtuInterface));
 178                         } else {
 179                             createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 180                                     destTp, supportingOtuInterface));
 181                         }
 182                     }
 183                     if ((destTp != null) && destTp.contains(StringConstants.CLIENT_TOKEN)) {
 184                         crossConnectFlag++;
 185                         // create OpenRoadm Xponder Client Interfaces
 186                         createdEthInterfaces.add(
 187                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, destTp));
 188                     }
 189                     if ((srcTp != null) && (srcTp.contains(StringConstants.TTP_TOKEN)
 190                             || srcTp.contains(StringConstants.PP_TOKEN))) {
 191                         createdOchInterfaces.addAll(
 192                             this.openRoadmInterfaceFactory
 193                                 .createOpenRoadmOchInterface(nodeId, srcTp, waveNumber));
 194                     }
 195                     if ((destTp != null) && (destTp.contains(StringConstants.TTP_TOKEN)
 196                             || destTp.contains(StringConstants.PP_TOKEN))) {
 197                         createdOchInterfaces.addAll(
 198                             this.openRoadmInterfaceFactory
 199                                 .createOpenRoadmOchInterface(nodeId, destTp, waveNumber));
 200                     }
 201                     if (crossConnectFlag < 1) {
 202                         LOG.info("Creating cross connect between source {} and destination {} for node {}", srcTp,
 203                                 destTp, nodeId);
 204                         Optional<String> connectionNameOpt =
 205                                 this.crossConnect.postCrossConnect(nodeId, waveNumber, srcTp, destTp);
 206                         if (connectionNameOpt.isPresent()) {
 207                             nodesProvisioned.add(nodeId);
 208                             createdConnections.add(connectionNameOpt.get());
 209                         } else {
 210                             processErrorMessage("Unable to post Roadm-connection for node " + nodeId, forkJoinPool,
 211                                     results);
 212                             success.set(false);
 213                         }
 214                     }
 215                 } else {
 216                     processErrorMessage(nodeId + " is not mounted on the controller", forkJoinPool, results);
 217                     success.set(false);
 218                 }
 219             } catch (OpenRoadmInterfaceException ex) {
 220                 processErrorMessage("Setup service path failed! Exception:" + ex.toString(), forkJoinPool, results);
 221                 success.set(false);
 222             }
 223             NodeInterfaceBuilder nodeInterfaceBuilder = new NodeInterfaceBuilder()
 224                 .withKey(new NodeInterfaceKey(nodeId))
 225                 .setNodeId(nodeId)
 226                 .setConnectionId(createdConnections)
 227                 .setEthInterfaceId(createdEthInterfaces)
 228                 .setOtuInterfaceId(createdOtuInterfaces)
 229                 .setOduInterfaceId(createdOduInterfaces)
 230                 .setOchInterfaceId(createdOchInterfaces);
 231             nodeInterfaces.add(nodeInterfaceBuilder.build());
 232         }));
 233         try {
 234             forkJoinTask.get();
 235         } catch (InterruptedException | ExecutionException e) {
 236             LOG.error("Error while setting up service paths!", e);
 237         }
 238         forkJoinPool.shutdown();
 239
 240         if (success.get()) {
 241             results.add("Roadm-connection successfully created for nodes: " + String.join(", ", nodesProvisioned));
 242         }
 243         // setting topology in the service list data store
 244         try {
 245             setTopologyForService(input.getServiceName(), topology.getTopology());
 246             updateOtnTopology(otnNodesProvisioned, false);
 247         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 248             LOG.warn("Failed to write topologies for service {}.", input.getServiceName(), e);
 249         }
 250         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 251             LOG.error("Alarm suppresion node removal failed!!!!");
 252         }
 253         ServicePathOutputBuilder setServBldr = new ServicePathOutputBuilder()
 254             .setNodeInterface(new ArrayList<>(nodeInterfaces))
 255             .setSuccess(success.get())
 256             .setResult(String.join("\n", results));
 257         return setServBldr.build();
 258     }
 259
 260     private ConcurrentLinkedQueue<String> processErrorMessage(String message, ForkJoinPool forkJoinPool,
 261             ConcurrentLinkedQueue<String> messages) {
 262         LOG.warn("Received error message {}", message);
 263         messages.add(message);
 264         forkJoinPool.shutdown();
 265         return messages;
 266     }
 267
 268     @Override
 269     public ServicePathOutput deleteServicePath(ServicePathInput input) {
 270         List<Nodes> nodes = input.getNodes();
 271         AtomicBoolean success = new AtomicBoolean(true);
 272         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 273         if (!alarmSuppressionNodeRegistration(input)) {
 274             LOG.warn("Alarm suppresion node registraion failed!!!!");
 275         }
 276         CopyOnWriteArrayList<Nodes> otnNodesProvisioned = new CopyOnWriteArrayList<>();
 277         ForkJoinPool forkJoinPool = new ForkJoinPool();
 278         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 279             List<String> interfacesToDelete = new LinkedList<>();
 280             String nodeId = node.getNodeId();
 281             LOG.info("Deleting service setup on node {}", nodeId);
 282             String srcTp;
 283             String destTp;
 284             Long waveNumber = input.getWaveNumber().toJava();
 285             if (node.getDestTp() == null) {
 286                 LOG.error("Destination termination point must not be null.");
 287                 return;
 288             } else {
 289                 destTp = node.getDestTp();
 290             }
 291             if (node.getSrcTp() != null) {
 292                 srcTp = node.getSrcTp();
 293             } else {
 294                 srcTp = "";
 295                 otnNodesProvisioned.add(node);
 296             }
 297             // if the node is currently mounted then proceed.
 298             if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 299                 interfacesToDelete.addAll(getInterfaces2delete(nodeId, srcTp, destTp, waveNumber));
 300             } else {
 301                 String result = nodeId + " is not mounted on the controller";
 302                 results.add(result);
 303                 success.set(false);
 304                 LOG.warn(result);
 305                 forkJoinPool.shutdown();
 306                 return;
 307                 //TODO should deletion end here?
 308             }
 309             for (String interfaceId : interfacesToDelete) {
 310                 try {
 311                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 312                 } catch (OpenRoadmInterfaceException e) {
 313                     String result = String.format("Failed to delete interface %s on node %s!", interfaceId, nodeId);
 314                     success.set(false);
 315                     LOG.error(result, e);
 316                     results.add(result);
 317                 }
 318             }
 319         }));
 320         try {
 321             forkJoinTask.get();
 322         } catch (InterruptedException | ExecutionException e) {
 323             LOG.error("Error while deleting service paths!", e);
 324         }
 325         forkJoinPool.shutdown();
 326         updateOtnTopology(otnNodesProvisioned, true);
 327         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 328             LOG.error("Alarm suppresion node removal failed!!!!");
 329         }
 330         ServicePathOutputBuilder delServBldr = new ServicePathOutputBuilder();
 331         delServBldr.setSuccess(success.get());
 332         if (results.isEmpty()) {
 333             return delServBldr.setResult("Request processed").build();
 334         } else {
 335             return delServBldr.setResult(String.join("\n", results)).build();
 336         }
 337     }
 338
 339     private List<String>  getInterfaces2delete(
 340             String nodeId, String srcTp, String destTp, Long waveNumber) {
 341         List<String> interfacesToDelete = new LinkedList<>();
 342         if (destTp.contains(StringConstants.NETWORK_TOKEN)
 343                 || srcTp.contains(StringConstants.CLIENT_TOKEN)
 344                 || srcTp.contains(StringConstants.NETWORK_TOKEN)
 345                 || destTp.contains(StringConstants.CLIENT_TOKEN)) {
 346             if (destTp.contains(StringConstants.NETWORK_TOKEN)) {
 347                 try {
 348                     if (this.openRoadmInterfaces.getInterface(nodeId, destTp + "-ODU").isPresent()) {
 349                         interfacesToDelete.add(destTp + "-ODU");
 350                     }
 351                     if (this.openRoadmInterfaces.getInterface(nodeId, destTp + ODU4).isPresent()) {
 352                         interfacesToDelete.add(destTp + ODU4);
 353                     }
 354                 }
 355                 catch (OpenRoadmInterfaceException e) {
 356                     LOG.error("impossible to get interface {} or {}", destTp + "-ODU", destTp + ODU4, e);
 357                 }
 358                 interfacesToDelete.add(destTp + "-OTU");
 359                 interfacesToDelete.add(
 360                         this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(destTp, waveNumber));
 361             }
 362             if (srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 363                 interfacesToDelete.add(srcTp + "-ODU");
 364                 interfacesToDelete.add(srcTp + "-OTU");
 365                 interfacesToDelete
 366                         .add(this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(srcTp, waveNumber));
 367             }
 368             if (srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 369                 interfacesToDelete.add(srcTp + "-ETHERNET");
 370             }
 371             if (destTp.contains(StringConstants.CLIENT_TOKEN)) {
 372                 interfacesToDelete.add(destTp + "-ETHERNET");
 373             }
 374         } else {
 375             String connectionNumber = srcTp + "-" + destTp + "-" + waveNumber;
 376             List<String> intToDelete = this.crossConnect.deleteCrossConnect(nodeId, connectionNumber, false);
 377             connectionNumber = destTp + "-" + srcTp + "-" + waveNumber;
 378             if (intToDelete != null) {
 379                 for (String interf : intToDelete) {
 380                     if (!this.openRoadmInterfaceFactory.isUsedByXc(nodeId, interf, connectionNumber,
 381                         this.deviceTransactionManager)) {
 382                         interfacesToDelete.add(interf);
 383                     }
 384                 }
 385             }
 386         }
 387         return interfacesToDelete;
 388     }
 389
 390     @Override
 391     public RendererRollbackOutput rendererRollback(RendererRollbackInput input) {
 392         boolean success = true;
 393         List<FailedToRollback> failedToRollbackList = new ArrayList<>();
 394         for (NodeInterface nodeInterfaces : input.getNodeInterface()) {
 395             List<String> failedInterfaces = new ArrayList<>();
 396             String nodeId = nodeInterfaces.getNodeId();
 397             for (String connectionId : nodeInterfaces.getConnectionId()) {
 398                 List<String> listInter = this.crossConnect.deleteCrossConnect(nodeId, connectionId, false);
 399                 if (listInter != null) {
 400                     LOG.info("Cross connect {} on node {} successfully deleted.", connectionId, nodeId);
 401                 } else {
 402                     LOG.error("Failed to delete cross connect {} on node {}!", connectionId, nodeId);
 403                     success = false;
 404                     failedInterfaces.add(connectionId);
 405                 }
 406             }
 407             // Interfaces needs to be in specific order to delete. Order is:
 408             // 1. ODU interfaces
 409             // 2. OTU interfaces
 410             // 3. OCH interfaces
 411             // 4. ETH interfaces
 412             LinkedList<String> interfacesToDelete = new LinkedList<>();
 413             if (nodeInterfaces.getOduInterfaceId() != null) {
 414                 interfacesToDelete.addAll(nodeInterfaces.getOduInterfaceId());
 415             }
 416             if (nodeInterfaces.getOtuInterfaceId() != null) {
 417                 interfacesToDelete.addAll(nodeInterfaces.getOtuInterfaceId());
 418             }
 419             if (nodeInterfaces.getOchInterfaceId() != null) {
 420                 interfacesToDelete.addAll(nodeInterfaces.getOchInterfaceId());
 421             }
 422             if (nodeInterfaces.getEthInterfaceId() != null) {
 423                 interfacesToDelete.addAll(nodeInterfaces.getEthInterfaceId());
 424             }
 425             LOG.info("Going to execute rollback on node {}. Interfaces to rollback: {}", nodeId,
 426                     String.join(", ", interfacesToDelete));
 427             for (String interfaceId : interfacesToDelete) {
 428                 try {
 429                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 430                     LOG.info("Interface {} on node {} successfully deleted.", interfaceId, nodeId);
 431                 } catch (OpenRoadmInterfaceException e) {
 432                     LOG.error("Failed to delete interface {} on node {}!", interfaceId, nodeId);
 433                     success = false;
 434                     failedInterfaces.add(interfaceId);
 435                 }
 436             }
 437             failedToRollbackList.add(new FailedToRollbackBuilder().withKey(new FailedToRollbackKey(nodeId))
 438                     .setNodeId(nodeId).setInterface(failedInterfaces).build());
 439         }
 440         return new RendererRollbackOutputBuilder().setSuccess(success).setFailedToRollback(failedToRollbackList)
 441                 .build();
 442     }
 443
 444     private boolean alarmSuppressionNodeRegistration(ServicePathInput input) {
 445         NodelistBuilder nodeListBuilder = new NodelistBuilder()
 446             .withKey(new NodelistKey(input.getServiceName()))
 447             .setServiceName(input.getServiceName());
 448         List<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service
 449             .nodelist.nodelist.Nodes> nodeList =
 450                 new ArrayList<>();
 451         for (Nodes node : input.getNodes()) {
 452             nodeList.add(
 453                     new org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 454                     .service.nodelist.nodelist.NodesBuilder()
 455                             .setNodeId(node.getNodeId()).build());
 456         }
 457         nodeListBuilder.setNodes(nodeList);
 458         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 459             .service.nodelist.Nodelist> nodeListIID =
 460                         InstanceIdentifier.create(ServiceNodelist.class).child(
 461                                 org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression
 462                                     .rev171102.service.nodelist.Nodelist.class,
 463                                 new NodelistKey(input.getServiceName()));
 464         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 465         writeTransaction.merge(LogicalDatastoreType.CONFIGURATION, nodeListIID, nodeListBuilder.build());
 466         FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
 467         try {
 468             commit.get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 469             LOG.info("Nodes are register for alarm suppression for service: {}", input.getServiceName());
 470             return true;
 471         } catch (ExecutionException | InterruptedException | TimeoutException e) {
 472             LOG.warn("Failed to alarm suppresslist for service: {}", input.getServiceName(), e);
 473             return false;
 474         }
 475     }
 476
 477     private boolean alarmSuppressionNodeRemoval(String serviceName) {
 478         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 479             .service.nodelist.Nodelist> nodeListIID =
 480                         InstanceIdentifier.create(ServiceNodelist.class).child(
 481                                 org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression
 482                                     .rev171102.service.nodelist.Nodelist.class,
 483                                 new NodelistKey(serviceName));
 484         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 485         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, nodeListIID);
 486         FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
 487         try {
 488             commit.get(Timeouts.DATASTORE_DELETE, TimeUnit.MILLISECONDS);
 489             LOG.info("Nodes are unregister for alarm suppression for service: {}", serviceName);
 490             return true;
 491         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 492             LOG.warn("Failed to alarm suppresslist for service: {}", serviceName, e);
 493             return false;
 494         }
 495     }
 496
 497     private void setTopologyForService(String name, Topology topo)
 498             throws InterruptedException, ExecutionException, TimeoutException {
 499         ServicesBuilder servicesBuilder;
 500         // Get the service from the service list inventory
 501         ServicesKey serviceKey = new ServicesKey(name);
 502         InstanceIdentifier<Services> iid =
 503                 InstanceIdentifier.create(ServiceList.class).child(Services.class, serviceKey);
 504         Optional<Services> services;
 505         try (ReadTransaction readTx = this.dataBroker.newReadOnlyTransaction()) {
 506             Future<java.util.Optional<Services>> future =
 507                     readTx.read(LogicalDatastoreType.OPERATIONAL, iid);
 508             services = future.get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 509         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 510             throw e;
 511         }
 512         if (services.isPresent()) {
 513             LOG.info("service {} already exists", name);
 514             servicesBuilder = new ServicesBuilder(services.get()).setTopology(topo);
 515             WriteTransaction writeTx = this.dataBroker.newWriteOnlyTransaction();
 516             writeTx.merge(LogicalDatastoreType.OPERATIONAL, iid, servicesBuilder.build());
 517             writeTx.commit().get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 518         } else {
 519             LOG.warn("Service {} does not exist - topology can not be updated", name);
 520         }
 521     }
 522
 523     @Override
 524     public CreateOtsOmsOutput createOtsOms(CreateOtsOmsInput input) throws OpenRoadmInterfaceException {
 525         CreateOtsOmsOutputBuilder output = new CreateOtsOmsOutputBuilder();
 526         String result = "";
 527         Boolean success = false;
 528         // if the node is currently mounted then proceed.
 529         if (this.deviceTransactionManager.isDeviceMounted(input.getNodeId())) {
 530             Mapping oldMapping = null;
 531             Mapping newMapping = null;
 532             oldMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 533             if (oldMapping != null) {
 534                 String otsInterface =
 535                         this.openRoadmInterfaceFactory.createOpenRoadmOtsInterface(input.getNodeId(), oldMapping);
 536                 newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 537                 int count = 0;
 538                 Boolean isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
 539                 while (!isSupportingOtsPresent && (count < 6)) {
 540                     LOG.info("waiting for post interface operation on node '{}'...", input.getNodeId());
 541                     try {
 542                         Thread.sleep(10000);
 543                         this.portMapping.updateMapping(input.getNodeId(), oldMapping);
 544                     } catch (InterruptedException e) {
 545                         LOG.error("Failed to wait for post interface operation ");
 546                     }
 547                     newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 548                     isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
 549                     count++;
 550                 }
 551                 if (count < 6) {
 552                     String omsInterface =
 553                             this.openRoadmInterfaceFactory.createOpenRoadmOmsInterface(input.getNodeId(), newMapping);
 554                     if (omsInterface != null) {
 555                         result = "Interfaces " + otsInterface + " - " + omsInterface + " successfully created on node "
 556                                 + input.getNodeId();
 557                         success = true;
 558                     } else {
 559                         LOG.error("Fail to create OpenRoadmOms Interface for node '{}'", input.getNodeId());
 560                         result = "Fail to create OpenRoadmOms Interface for node : " + input.getNodeId();
 561                     }
 562                 } else {
 563                     LOG.error("Unable to get ots interface from mapping {} for node {}",
 564                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 565                     result = String.format("Unable to get ots interface from mapping %s - %s",
 566                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 567                 }
 568             } else {
 569                 result = "Logical Connection point " + input.getLogicalConnectionPoint() + " does not exist for "
 570                         + input.getNodeId();
 571             }
 572         } else {
 573             result = input.getNodeId() + " is not mounted on the controller";
 574             LOG.warn("{} is not mounted on the controller",input.getNodeId());
 575         }
 576         return output.setResult(result).setSuccess(success).build();
 577     }
 578
 579     private Boolean isSupportingOtsPresent(Mapping mapping) {
 580         Boolean result = false;
 581         if (mapping != null) {
 582             if (mapping.getSupportingOts() != null) {
 583                 LOG.info("SupportingOts info is present in mapping {}", mapping);
 584                 result = true;
 585             } else {
 586                 LOG.warn("SupportingOts info not present in mapping {}", mapping);
 587             }
 588         }
 589         return result;
 590     }
 591
 592     private void updateOtnTopology(CopyOnWriteArrayList<Nodes> nodes, boolean isDeletion) {
 593         if (nodes.size() != 2) {
 594             LOG.error("Error with OTU4 links to update in otn-topology");
 595             return;
 596         }
 597         if (isDeletion) {
 598             LOG.info("updating otn-topology removing OTU4 links");
 599             this.networkModelService.deleteOtnLinks(nodes.get(0).getNodeId(), nodes.get(0).getDestTp(),
 600                 nodes.get(1).getNodeId(), nodes.get(1).getDestTp(), OtnLinkType.OTU4);
 601         } else {
 602             LOG.info("updating otn-topology adding OTU4 links");
 603             this.networkModelService.createOtnLinks(nodes.get(0).getNodeId(), nodes.get(0).getDestTp(),
 604                 nodes.get(1).getNodeId(), nodes.get(1).getDestTp(), OtnLinkType.OTU4);
 605         }
 606     }
 607 }