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.math.BigDecimal;
  13 import java.util.ArrayList;
  14 import java.util.HashMap;
  15 import java.util.LinkedList;
  16 import java.util.List;
  17 import java.util.Map;
  18 import java.util.Optional;
  19 import java.util.Set;
  20 import java.util.concurrent.ConcurrentHashMap;
  21 import java.util.concurrent.ConcurrentLinkedQueue;
  22 import java.util.concurrent.CopyOnWriteArrayList;
  23 import java.util.concurrent.ExecutionException;
  24 import java.util.concurrent.ForkJoinPool;
  25 import java.util.concurrent.ForkJoinTask;
  26 import java.util.concurrent.Future;
  27 import java.util.concurrent.TimeUnit;
  28 import java.util.concurrent.TimeoutException;
  29 import java.util.concurrent.atomic.AtomicBoolean;
  30 import org.eclipse.jdt.annotation.NonNull;
  31 import org.opendaylight.mdsal.binding.api.DataBroker;
  32 import org.opendaylight.mdsal.binding.api.ReadTransaction;
  33 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  34 import org.opendaylight.mdsal.common.api.CommitInfo;
  35 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  36 import org.opendaylight.transportpce.common.StringConstants;
  37 import org.opendaylight.transportpce.common.Timeouts;
  38 import org.opendaylight.transportpce.common.crossconnect.CrossConnect;
  39 import org.opendaylight.transportpce.common.device.DeviceTransactionManager;
  40 import org.opendaylight.transportpce.common.mapping.PortMapping;
  41 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaceException;
  42 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaces;
  43 import org.opendaylight.transportpce.networkmodel.service.NetworkModelService;
  44 import org.opendaylight.transportpce.renderer.openroadminterface.OpenRoadmInterfaceFactory;
  45 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServiceListTopology;
  46 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServicePathDirection;
  47 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.ServiceNodelist;
  48 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service.nodelist.NodelistBuilder;
  49 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service.nodelist.NodelistKey;
  50 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev200827.network.nodes.Mapping;
  51 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.CreateOtsOmsInput;
  52 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.CreateOtsOmsOutput;
  53 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.CreateOtsOmsOutputBuilder;
  54 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.RendererRollbackInput;
  55 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.RendererRollbackOutput;
  56 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.RendererRollbackOutputBuilder;
  57 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.ServicePathInput;
  58 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.ServicePathOutput;
  59 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.ServicePathOutputBuilder;
  60 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.renderer.rollback.output.FailedToRollback;
  61 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.renderer.rollback.output.FailedToRollbackBuilder;
  62 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.renderer.device.rev200128.renderer.rollback.output.FailedToRollbackKey;
  63 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.service.Topology;
  64 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev161014.OchAttributes.ModulationFormat;
  65 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceList;
  66 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.Services;
  67 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.ServicesBuilder;
  68 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.ServicesKey;
  69 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200615.node.interfaces.NodeInterface;
  70 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200615.node.interfaces.NodeInterfaceBuilder;
  71 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200615.node.interfaces.NodeInterfaceKey;
  72 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev200615.olm.renderer.input.Nodes;
  73 import org.opendaylight.yang.gen.v1.http.transportpce.topology.rev200129.OtnLinkType;
  74 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  75 import org.slf4j.Logger;
  76 import org.slf4j.LoggerFactory;
  77
  78
  79 public class DeviceRendererServiceImpl implements DeviceRendererService {
  80     private static final String ODU4 = "-ODU4";
  81     private static final Logger LOG = LoggerFactory.getLogger(DeviceRendererServiceImpl.class);
  82     private final DataBroker dataBroker;
  83     private final DeviceTransactionManager deviceTransactionManager;
  84     private final OpenRoadmInterfaceFactory openRoadmInterfaceFactory;
  85     private final OpenRoadmInterfaces openRoadmInterfaces;
  86     private final CrossConnect crossConnect;
  87     private final PortMapping portMapping;
  88     private final NetworkModelService networkModelService;
  89
  90     public DeviceRendererServiceImpl(DataBroker dataBroker, DeviceTransactionManager deviceTransactionManager,
  91             OpenRoadmInterfaceFactory openRoadmInterfaceFactory, OpenRoadmInterfaces openRoadmInterfaces,
  92             CrossConnect crossConnect, PortMapping portMapping, NetworkModelService networkModelService) {
  93         this.dataBroker = dataBroker;
  94         this.deviceTransactionManager = deviceTransactionManager;
  95         this.openRoadmInterfaceFactory = openRoadmInterfaceFactory;
  96         this.openRoadmInterfaces = openRoadmInterfaces;
  97         this.crossConnect = crossConnect;
  98         this.portMapping = portMapping;
  99         this.networkModelService = networkModelService;
 100     }
 101
 102     @Override
 103     public ServicePathOutput setupServicePath(ServicePathInput input, ServicePathDirection direction) {
 104         List<Nodes> nodes = new ArrayList<>();
 105         if (input.getNodes() != null) {
 106             nodes.addAll(input.getNodes());
 107         }
 108         // Register node for suppressing alarms
 109         if (!alarmSuppressionNodeRegistration(input)) {
 110             LOG.warn("Alarm suppresion node registration failed!!!!");
 111         }
 112         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 113         Map<NodeInterfaceKey,NodeInterface> nodeInterfaces = new ConcurrentHashMap<>();
 114         Set<String> nodesProvisioned = Sets.newConcurrentHashSet();
 115         CopyOnWriteArrayList<Nodes> otnNodesProvisioned = new CopyOnWriteArrayList<>();
 116         ServiceListTopology topology = new ServiceListTopology();
 117         AtomicBoolean success = new AtomicBoolean(true);
 118         ForkJoinPool forkJoinPool = new ForkJoinPool();
 119         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 120             String nodeId = node.getNodeId();
 121             // take the index of the node
 122             int nodeIndex = nodes.indexOf(node);
 123             LOG.info("Starting provisioning for node : {}", nodeId);
 124             List<String> createdEthInterfaces = new ArrayList<>();
 125             List<String> createdOtuInterfaces = new ArrayList<>();
 126             List<String> createdOduInterfaces = new ArrayList<>();
 127             List<String> createdOchInterfaces = new ArrayList<>();
 128             List<String> createdConnections = new ArrayList<>();
 129             int crossConnectFlag = 0;
 130             try {
 131                 // if the node is currently mounted then proceed
 132                 if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 133                     // TODO: In the case of flex-grid, the wave-number becomes bitmap index
 134                     // TODO: need to update transportpce-common-types accordingly, to a more, generic-term
 135                     Long waveNumber = input.getWaveNumber().toJava();
 136                     BigDecimal centerFreq = null;
 137                     BigDecimal slotWidth = null;
 138                     if (input.getCenterFreq() != null) {
 139                         centerFreq = input.getCenterFreq().getValue();
 140                     }
 141                     if (input.getSlotWidth() != null) {
 142                         slotWidth = input.getSlotWidth().getValue();
 143                     }
 144                     String srcTp = node.getSrcTp();
 145                     String destTp = node.getDestTp();
 146                     if ((destTp != null) && destTp.contains(StringConstants.NETWORK_TOKEN)) {
 147                         crossConnectFlag++;
 148                         String supportingOchInterface;
 149                         if ((centerFreq != null) && (slotWidth != null)) {
 150                             supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 151                                 nodeId, destTp, waveNumber, ModulationFormat.DpQpsk, centerFreq, slotWidth);
 152                         }
 153                         else {
 154                             supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 155                                 nodeId, destTp, waveNumber, ModulationFormat.DpQpsk);
 156                         }
 157                         createdOchInterfaces.add(supportingOchInterface);
 158                         // Here we pass logical connection-point of z-end to set SAPI and DAPI
 159                         Nodes tgtNode = null;
 160                         if (nodeIndex + 1 == nodes.size()) {
 161                             // For the end node, tgtNode becomes the first node in the list
 162                             tgtNode = nodes.get(0);
 163                         } else {
 164                             tgtNode = nodes.get(nodeIndex + 1);
 165                         }
 166                         // tgtNode srcTp is null in this if cond
 167                         String supportingOtuInterface = this.openRoadmInterfaceFactory
 168                                 .createOpenRoadmOtu4Interface(nodeId, destTp, supportingOchInterface,
 169                                     tgtNode.getNodeId(), tgtNode.getDestTp());
 170                         createdOtuInterfaces.add(supportingOtuInterface);
 171                         if (srcTp == null) {
 172                             otnNodesProvisioned.add(node);
 173                         } else {
 174                             createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 175                                     destTp, supportingOtuInterface));
 176                         }
 177                     }
 178                     if ((srcTp != null) && srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 179                         crossConnectFlag++;
 180                         // create OpenRoadm Xponder Client Interfaces
 181                         createdEthInterfaces.add(
 182                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, srcTp));
 183                     }
 184                     if ((srcTp != null) && srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 185                         crossConnectFlag++;
 186                         // create OpenRoadm Xponder Line Interfaces
 187                         String supportingOchInterface;
 188                         if ((centerFreq != null) && (slotWidth != null)) {
 189                             supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 190                                 nodeId, srcTp, waveNumber, ModulationFormat.DpQpsk, centerFreq, slotWidth);
 191                         }
 192                         else {
 193                             supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 194                                 nodeId, srcTp, waveNumber, ModulationFormat.DpQpsk);
 195                         }
 196                         createdOchInterfaces.add(supportingOchInterface);
 197                         String supportingOtuInterface = this.openRoadmInterfaceFactory
 198                                 .createOpenRoadmOtu4Interface(nodeId, srcTp, supportingOchInterface);
 199                         createdOtuInterfaces.add(supportingOtuInterface);
 200                         createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 201                                 srcTp, supportingOtuInterface));
 202                         Mapping mapping = this.portMapping.getMapping(nodeId,srcTp);
 203                         if (mapping != null && mapping.getXponderType() != null
 204                             && (mapping.getXponderType().getIntValue() == 3
 205                             || mapping.getXponderType().getIntValue() == 2)) {
 206                             createdOduInterfaces.add(this.openRoadmInterfaceFactory
 207                                 .createOpenRoadmOtnOdu4Interface(nodeId, destTp, supportingOtuInterface));
 208                         } else {
 209                             createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 210                                     destTp, supportingOtuInterface));
 211                         }
 212                     }
 213                     if ((destTp != null) && destTp.contains(StringConstants.CLIENT_TOKEN)) {
 214                         crossConnectFlag++;
 215                         // create OpenRoadm Xponder Client Interfaces
 216                         createdEthInterfaces.add(
 217                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, destTp));
 218                     }
 219                     if ((srcTp != null) && (srcTp.contains(StringConstants.TTP_TOKEN)
 220                             || srcTp.contains(StringConstants.PP_TOKEN))) {
 221                         if ((centerFreq != null) && (slotWidth != null)) {
 222                             createdOchInterfaces.addAll(
 223                                 this.openRoadmInterfaceFactory
 224                                     .createOpenRoadmOchInterface(nodeId, srcTp, waveNumber, centerFreq, slotWidth));
 225                         }
 226                         else {
 227                             createdOchInterfaces.addAll(
 228                                 this.openRoadmInterfaceFactory
 229                                     .createOpenRoadmOchInterface(nodeId, srcTp, waveNumber));
 230                         }
 231                     }
 232                     if ((destTp != null) && (destTp.contains(StringConstants.TTP_TOKEN)
 233                             || destTp.contains(StringConstants.PP_TOKEN))) {
 234
 235                         if ((centerFreq != null) && (slotWidth != null)) {
 236                             createdOchInterfaces.addAll(
 237                                 this.openRoadmInterfaceFactory
 238                                     .createOpenRoadmOchInterface(nodeId, destTp, waveNumber, centerFreq, slotWidth));
 239                         }
 240                         else {
 241                             createdOchInterfaces.addAll(
 242                                 this.openRoadmInterfaceFactory
 243                                     .createOpenRoadmOchInterface(nodeId, destTp, waveNumber));
 244                         }
 245
 246                     }
 247                     if (crossConnectFlag < 1) {
 248                         LOG.info("Creating cross connect between source {} and destination {} for node {}", srcTp,
 249                                 destTp, nodeId);
 250                         Optional<String> connectionNameOpt =
 251                                 this.crossConnect.postCrossConnect(nodeId, waveNumber, srcTp, destTp);
 252                         if (connectionNameOpt.isPresent()) {
 253                             nodesProvisioned.add(nodeId);
 254                             createdConnections.add(connectionNameOpt.get());
 255                         } else {
 256                             processErrorMessage("Unable to post Roadm-connection for node " + nodeId, forkJoinPool,
 257                                     results);
 258                             success.set(false);
 259                         }
 260                     }
 261                 } else {
 262                     processErrorMessage(nodeId + " is not mounted on the controller", forkJoinPool, results);
 263                     success.set(false);
 264                 }
 265             } catch (OpenRoadmInterfaceException ex) {
 266                 processErrorMessage("Setup service path failed! Exception:" + ex.toString(), forkJoinPool, results);
 267                 success.set(false);
 268             }
 269             NodeInterfaceBuilder nodeInterfaceBuilder = new NodeInterfaceBuilder()
 270                 .withKey(new NodeInterfaceKey(nodeId))
 271                 .setNodeId(nodeId)
 272                 .setConnectionId(createdConnections)
 273                 .setEthInterfaceId(createdEthInterfaces)
 274                 .setOtuInterfaceId(createdOtuInterfaces)
 275                 .setOduInterfaceId(createdOduInterfaces)
 276                 .setOchInterfaceId(createdOchInterfaces);
 277             NodeInterface nodeInterface = nodeInterfaceBuilder.build();
 278             nodeInterfaces.put(nodeInterface.key(),nodeInterface);
 279         }));
 280         try {
 281             forkJoinTask.get();
 282         } catch (InterruptedException | ExecutionException e) {
 283             LOG.error("Error while setting up service paths!", e);
 284         }
 285         forkJoinPool.shutdown();
 286
 287         if (success.get()) {
 288             results.add("Roadm-connection successfully created for nodes: " + String.join(", ", nodesProvisioned));
 289         }
 290         // setting topology in the service list data store
 291         try {
 292             setTopologyForService(input.getServiceName(), topology.getTopology());
 293             updateOtnTopology(otnNodesProvisioned, false);
 294         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 295             LOG.warn("Failed to write topologies for service {}.", input.getServiceName(), e);
 296         }
 297         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 298             LOG.error("Alarm suppresion node removal failed!!!!");
 299         }
 300         ServicePathOutputBuilder setServBldr = new ServicePathOutputBuilder()
 301             .setNodeInterface(nodeInterfaces)
 302             .setSuccess(success.get())
 303             .setResult(String.join("\n", results));
 304         return setServBldr.build();
 305     }
 306
 307     private ConcurrentLinkedQueue<String> processErrorMessage(String message, ForkJoinPool forkJoinPool,
 308             ConcurrentLinkedQueue<String> messages) {
 309         LOG.warn("Received error message {}", message);
 310         messages.add(message);
 311         forkJoinPool.shutdown();
 312         return messages;
 313     }
 314
 315     @Override
 316     public ServicePathOutput deleteServicePath(ServicePathInput input) {
 317         List<Nodes> nodes = input.getNodes();
 318         AtomicBoolean success = new AtomicBoolean(true);
 319         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 320         if (!alarmSuppressionNodeRegistration(input)) {
 321             LOG.warn("Alarm suppresion node registraion failed!!!!");
 322         }
 323         CopyOnWriteArrayList<Nodes> otnNodesProvisioned = new CopyOnWriteArrayList<>();
 324         ForkJoinPool forkJoinPool = new ForkJoinPool();
 325         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 326             List<String> interfacesToDelete = new LinkedList<>();
 327             String nodeId = node.getNodeId();
 328             LOG.info("Deleting service setup on node {}", nodeId);
 329             String srcTp;
 330             String destTp;
 331             Long waveNumber = input.getWaveNumber().toJava();
 332             if (node.getDestTp() == null) {
 333                 LOG.error("Destination termination point must not be null.");
 334                 return;
 335             } else {
 336                 destTp = node.getDestTp();
 337             }
 338             if (node.getSrcTp() != null) {
 339                 srcTp = node.getSrcTp();
 340             } else {
 341                 srcTp = "";
 342                 otnNodesProvisioned.add(node);
 343             }
 344             // if the node is currently mounted then proceed.
 345             if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 346                 interfacesToDelete.addAll(getInterfaces2delete(nodeId, srcTp, destTp, waveNumber));
 347             } else {
 348                 String result = nodeId + " is not mounted on the controller";
 349                 results.add(result);
 350                 success.set(false);
 351                 LOG.warn(result);
 352                 forkJoinPool.shutdown();
 353                 return;
 354                 //TODO should deletion end here?
 355             }
 356             for (String interfaceId : interfacesToDelete) {
 357                 try {
 358                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 359                 } catch (OpenRoadmInterfaceException e) {
 360                     String result = String.format("Failed to delete interface %s on node %s!", interfaceId, nodeId);
 361                     success.set(false);
 362                     LOG.error(result, e);
 363                     results.add(result);
 364                 }
 365             }
 366         }));
 367         try {
 368             forkJoinTask.get();
 369         } catch (InterruptedException | ExecutionException e) {
 370             LOG.error("Error while deleting service paths!", e);
 371         }
 372         forkJoinPool.shutdown();
 373         updateOtnTopology(otnNodesProvisioned, true);
 374         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 375             LOG.error("Alarm suppresion node removal failed!!!!");
 376         }
 377         ServicePathOutputBuilder delServBldr = new ServicePathOutputBuilder();
 378         delServBldr.setSuccess(success.get());
 379         if (results.isEmpty()) {
 380             return delServBldr.setResult("Request processed").build();
 381         } else {
 382             return delServBldr.setResult(String.join("\n", results)).build();
 383         }
 384     }
 385
 386     private List<String>  getInterfaces2delete(
 387             String nodeId, String srcTp, String destTp, Long waveNumber) {
 388         List<String> interfacesToDelete = new LinkedList<>();
 389         if (destTp.contains(StringConstants.NETWORK_TOKEN)
 390                 || srcTp.contains(StringConstants.CLIENT_TOKEN)
 391                 || srcTp.contains(StringConstants.NETWORK_TOKEN)
 392                 || destTp.contains(StringConstants.CLIENT_TOKEN)) {
 393             if (destTp.contains(StringConstants.NETWORK_TOKEN)) {
 394                 try {
 395                     if (this.openRoadmInterfaces.getInterface(nodeId, destTp + "-ODU").isPresent()) {
 396                         interfacesToDelete.add(destTp + "-ODU");
 397                     }
 398                     if (this.openRoadmInterfaces.getInterface(nodeId, destTp + ODU4).isPresent()) {
 399                         interfacesToDelete.add(destTp + ODU4);
 400                     }
 401                 }
 402                 catch (OpenRoadmInterfaceException e) {
 403                     LOG.error("impossible to get interface {} or {}", destTp + "-ODU", destTp + ODU4, e);
 404                 }
 405                 interfacesToDelete.add(destTp + "-OTU");
 406                 interfacesToDelete.add(
 407                         this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(destTp, waveNumber));
 408             }
 409             if (srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 410                 interfacesToDelete.add(srcTp + "-ODU");
 411                 interfacesToDelete.add(srcTp + "-OTU");
 412                 interfacesToDelete
 413                         .add(this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(srcTp, waveNumber));
 414             }
 415             if (srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 416                 interfacesToDelete.add(srcTp + "-ETHERNET");
 417             }
 418             if (destTp.contains(StringConstants.CLIENT_TOKEN)) {
 419                 interfacesToDelete.add(destTp + "-ETHERNET");
 420             }
 421         } else {
 422             String connectionNumber = srcTp + "-" + destTp + "-" + waveNumber;
 423             List<String> intToDelete = this.crossConnect.deleteCrossConnect(nodeId, connectionNumber, false);
 424             connectionNumber = destTp + "-" + srcTp + "-" + waveNumber;
 425             if (intToDelete != null) {
 426                 for (String interf : intToDelete) {
 427                     if (!this.openRoadmInterfaceFactory.isUsedByXc(nodeId, interf, connectionNumber,
 428                         this.deviceTransactionManager)) {
 429                         interfacesToDelete.add(interf);
 430                     }
 431                 }
 432             }
 433         }
 434         return interfacesToDelete;
 435     }
 436
 437     @Override
 438     public RendererRollbackOutput rendererRollback(RendererRollbackInput input) {
 439         boolean success = true;
 440         Map<FailedToRollbackKey,FailedToRollback> failedToRollbackList = new HashMap<>();
 441         for (NodeInterface nodeInterfaces : input.nonnullNodeInterface().values()) {
 442             List<String> failedInterfaces = new ArrayList<>();
 443             String nodeId = nodeInterfaces.getNodeId();
 444             for (String connectionId : nodeInterfaces.getConnectionId()) {
 445                 List<String> listInter = this.crossConnect.deleteCrossConnect(nodeId, connectionId, false);
 446                 if (listInter != null) {
 447                     LOG.info("Cross connect {} on node {} successfully deleted.", connectionId, nodeId);
 448                 } else {
 449                     LOG.error("Failed to delete cross connect {} on node {}!", connectionId, nodeId);
 450                     success = false;
 451                     failedInterfaces.add(connectionId);
 452                 }
 453             }
 454             // Interfaces needs to be in specific order to delete. Order is:
 455             // 1. ODU interfaces
 456             // 2. OTU interfaces
 457             // 3. OCH interfaces
 458             // 4. ETH interfaces
 459             LinkedList<String> interfacesToDelete = new LinkedList<>();
 460             if (nodeInterfaces.getOduInterfaceId() != null) {
 461                 interfacesToDelete.addAll(nodeInterfaces.getOduInterfaceId());
 462             }
 463             if (nodeInterfaces.getOtuInterfaceId() != null) {
 464                 interfacesToDelete.addAll(nodeInterfaces.getOtuInterfaceId());
 465             }
 466             if (nodeInterfaces.getOchInterfaceId() != null) {
 467                 interfacesToDelete.addAll(nodeInterfaces.getOchInterfaceId());
 468             }
 469             if (nodeInterfaces.getEthInterfaceId() != null) {
 470                 interfacesToDelete.addAll(nodeInterfaces.getEthInterfaceId());
 471             }
 472             LOG.info("Going to execute rollback on node {}. Interfaces to rollback: {}", nodeId,
 473                     String.join(", ", interfacesToDelete));
 474             for (String interfaceId : interfacesToDelete) {
 475                 try {
 476                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 477                     LOG.info("Interface {} on node {} successfully deleted.", interfaceId, nodeId);
 478                 } catch (OpenRoadmInterfaceException e) {
 479                     LOG.error("Failed to delete interface {} on node {}!", interfaceId, nodeId);
 480                     success = false;
 481                     failedInterfaces.add(interfaceId);
 482                 }
 483             }
 484             FailedToRollback failedToRollack = new FailedToRollbackBuilder().withKey(new FailedToRollbackKey(nodeId))
 485                     .setNodeId(nodeId).setInterface(failedInterfaces).build();
 486             failedToRollbackList.put(failedToRollack.key(),failedToRollack);
 487         }
 488         return new RendererRollbackOutputBuilder().setSuccess(success).setFailedToRollback(failedToRollbackList)
 489                 .build();
 490     }
 491
 492     private boolean alarmSuppressionNodeRegistration(ServicePathInput input) {
 493         NodelistBuilder nodeListBuilder = new NodelistBuilder()
 494             .withKey(new NodelistKey(input.getServiceName()))
 495             .setServiceName(input.getServiceName());
 496         Map<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service
 497             .nodelist.nodelist.NodesKey,
 498             org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service
 499             .nodelist.nodelist.Nodes> nodeList =
 500                 new HashMap<>();
 501         if (input.getNodes() != null) {
 502             for (Nodes node : input.getNodes()) {
 503                 org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 504                     .service.nodelist.nodelist.Nodes nodes =
 505                         new org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 506                             .service.nodelist.nodelist.NodesBuilder().setNodeId(node.getNodeId()).build();
 507                 nodeList.put(nodes.key(),nodes);
 508             }
 509         }
 510         nodeListBuilder.setNodes(nodeList);
 511         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 512             .service.nodelist.Nodelist> nodeListIID =
 513                  InstanceIdentifier.create(ServiceNodelist.class)
 514                      .child(org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 515                          .service.nodelist.Nodelist.class, new NodelistKey(input.getServiceName()));
 516         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 517         writeTransaction.merge(LogicalDatastoreType.CONFIGURATION, nodeListIID, nodeListBuilder.build());
 518         FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
 519         try {
 520             commit.get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 521             LOG.info("Nodes are register for alarm suppression for service: {}", input.getServiceName());
 522             return true;
 523         } catch (ExecutionException | InterruptedException | TimeoutException e) {
 524             LOG.warn("Failed to alarm suppresslist for service: {}", input.getServiceName(), e);
 525             return false;
 526         }
 527     }
 528
 529     private boolean alarmSuppressionNodeRemoval(String serviceName) {
 530         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 531             .service.nodelist.Nodelist> nodeListIID =
 532                 InstanceIdentifier.create(ServiceNodelist.class)
 533                     .child(org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 534                         .service.nodelist.Nodelist.class, new NodelistKey(serviceName));
 535         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 536         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, nodeListIID);
 537         FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
 538         try {
 539             commit.get(Timeouts.DATASTORE_DELETE, TimeUnit.MILLISECONDS);
 540             LOG.info("Nodes are unregister for alarm suppression for service: {}", serviceName);
 541             return true;
 542         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 543             LOG.warn("Failed to alarm suppresslist for service: {}", serviceName, e);
 544             return false;
 545         }
 546     }
 547
 548     private void setTopologyForService(String name, Topology topo)
 549             throws InterruptedException, ExecutionException, TimeoutException {
 550         ServicesBuilder servicesBuilder;
 551         // Get the service from the service list inventory
 552         ServicesKey serviceKey = new ServicesKey(name);
 553         InstanceIdentifier<Services> iid =
 554                 InstanceIdentifier.create(ServiceList.class).child(Services.class, serviceKey);
 555         Optional<Services> services;
 556         try (ReadTransaction readTx = this.dataBroker.newReadOnlyTransaction()) {
 557             Future<java.util.Optional<Services>> future =
 558                     readTx.read(LogicalDatastoreType.OPERATIONAL, iid);
 559             services = future.get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 560         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 561             throw e;
 562         }
 563         if (services.isPresent()) {
 564             LOG.info("service {} already exists", name);
 565             servicesBuilder = new ServicesBuilder(services.get()).setTopology(topo);
 566             WriteTransaction writeTx = this.dataBroker.newWriteOnlyTransaction();
 567             writeTx.merge(LogicalDatastoreType.OPERATIONAL, iid, servicesBuilder.build());
 568             writeTx.commit().get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 569         } else {
 570             LOG.warn("Service {} does not exist - topology can not be updated", name);
 571         }
 572     }
 573
 574     @Override
 575     public CreateOtsOmsOutput createOtsOms(CreateOtsOmsInput input) throws OpenRoadmInterfaceException {
 576         CreateOtsOmsOutputBuilder output = new CreateOtsOmsOutputBuilder();
 577         String result = "";
 578         Boolean success = false;
 579         // if the node is currently mounted then proceed.
 580         if (this.deviceTransactionManager.isDeviceMounted(input.getNodeId())) {
 581             Mapping oldMapping = null;
 582             Mapping newMapping = null;
 583             oldMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 584             if (oldMapping != null) {
 585                 String otsInterface =
 586                         this.openRoadmInterfaceFactory.createOpenRoadmOtsInterface(input.getNodeId(), oldMapping);
 587                 newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 588                 int count = 0;
 589                 Boolean isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
 590                 while (!isSupportingOtsPresent && (count < 6)) {
 591                     LOG.info("waiting for post interface operation on node '{}'...", input.getNodeId());
 592                     try {
 593                         Thread.sleep(10000);
 594                         this.portMapping.updateMapping(input.getNodeId(), oldMapping);
 595                     } catch (InterruptedException e) {
 596                         LOG.error("Failed to wait for post interface operation ");
 597                     }
 598                     newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 599                     isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
 600                     count++;
 601                 }
 602                 if (count < 6) {
 603                     String omsInterface =
 604                             this.openRoadmInterfaceFactory.createOpenRoadmOmsInterface(input.getNodeId(), newMapping);
 605                     if (omsInterface != null) {
 606                         result = "Interfaces " + otsInterface + " - " + omsInterface + " successfully created on node "
 607                                 + input.getNodeId();
 608                         success = true;
 609                     } else {
 610                         LOG.error("Fail to create OpenRoadmOms Interface for node '{}'", input.getNodeId());
 611                         result = "Fail to create OpenRoadmOms Interface for node : " + input.getNodeId();
 612                     }
 613                 } else {
 614                     LOG.error("Unable to get ots interface from mapping {} for node {}",
 615                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 616                     result = String.format("Unable to get ots interface from mapping %s - %s",
 617                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 618                 }
 619             } else {
 620                 result = "Logical Connection point " + input.getLogicalConnectionPoint() + " does not exist for "
 621                         + input.getNodeId();
 622             }
 623         } else {
 624             result = input.getNodeId() + " is not mounted on the controller";
 625             LOG.warn("{} is not mounted on the controller",input.getNodeId());
 626         }
 627         return output.setResult(result).setSuccess(success).build();
 628     }
 629
 630     private Boolean isSupportingOtsPresent(Mapping mapping) {
 631         Boolean result = false;
 632         if (mapping != null) {
 633             if (mapping.getSupportingOts() != null) {
 634                 LOG.info("SupportingOts info is present in mapping {}", mapping);
 635                 result = true;
 636             } else {
 637                 LOG.warn("SupportingOts info not present in mapping {}", mapping);
 638             }
 639         }
 640         return result;
 641     }
 642
 643     private void updateOtnTopology(CopyOnWriteArrayList<Nodes> nodes, boolean isDeletion) {
 644         if (nodes.size() != 2) {
 645             LOG.error("Error with OTU4 links to update in otn-topology");
 646             return;
 647         }
 648         if (isDeletion) {
 649             LOG.info("updating otn-topology removing OTU4 links");
 650             this.networkModelService.deleteOtnLinks(nodes.get(0).getNodeId(), nodes.get(0).getDestTp(),
 651                 nodes.get(1).getNodeId(), nodes.get(1).getDestTp(), OtnLinkType.OTU4);
 652         } else {
 653             LOG.info("updating otn-topology adding OTU4 links");
 654             this.networkModelService.createOtnLinks(nodes.get(0).getNodeId(), nodes.get(0).getDestTp(),
 655                 nodes.get(1).getNodeId(), nodes.get(1).getDestTp(), OtnLinkType.OTU4);
 656         }
 657     }
 658 }