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.HashMap;
  14 import java.util.LinkedList;
  15 import java.util.List;
  16 import java.util.Map;
  17 import java.util.Optional;
  18 import java.util.Set;
  19 import java.util.concurrent.ConcurrentHashMap;
  20 import java.util.concurrent.ConcurrentLinkedQueue;
  21 import java.util.concurrent.CopyOnWriteArrayList;
  22 import java.util.concurrent.ExecutionException;
  23 import java.util.concurrent.ForkJoinPool;
  24 import java.util.concurrent.ForkJoinTask;
  25 import java.util.concurrent.Future;
  26 import java.util.concurrent.TimeUnit;
  27 import java.util.concurrent.TimeoutException;
  28 import java.util.concurrent.atomic.AtomicBoolean;
  29 import org.eclipse.jdt.annotation.NonNull;
  30 import org.opendaylight.mdsal.binding.api.DataBroker;
  31 import org.opendaylight.mdsal.binding.api.ReadTransaction;
  32 import org.opendaylight.mdsal.binding.api.WriteTransaction;
  33 import org.opendaylight.mdsal.common.api.CommitInfo;
  34 import org.opendaylight.mdsal.common.api.LogicalDatastoreType;
  35 import org.opendaylight.transportpce.common.StringConstants;
  36 import org.opendaylight.transportpce.common.Timeouts;
  37 import org.opendaylight.transportpce.common.crossconnect.CrossConnect;
  38 import org.opendaylight.transportpce.common.device.DeviceTransactionManager;
  39 import org.opendaylight.transportpce.common.fixedflex.GridConstant;
  40 import org.opendaylight.transportpce.common.fixedflex.GridUtils;
  41 import org.opendaylight.transportpce.common.fixedflex.SpectrumInformation;
  42 import org.opendaylight.transportpce.common.mapping.PortMapping;
  43 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaceException;
  44 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaces;
  45 import org.opendaylight.transportpce.networkmodel.service.NetworkModelService;
  46 import org.opendaylight.transportpce.renderer.openroadminterface.OpenRoadmInterfaceFactory;
  47 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServiceListTopology;
  48 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServicePathDirection;
  49 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.ServiceNodelist;
  50 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service.nodelist.NodelistBuilder;
  51 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service.nodelist.NodelistKey;
  52 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev200128.CreateOtsOmsInput;
  53 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev200128.CreateOtsOmsOutput;
  54 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev200128.CreateOtsOmsOutputBuilder;
  55 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev200128.RendererRollbackInput;
  56 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev200128.RendererRollbackOutput;
  57 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev200128.RendererRollbackOutputBuilder;
  58 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev200128.ServicePathInput;
  59 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev200128.ServicePathOutput;
  60 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev200128.ServicePathOutputBuilder;
  61 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev200128.renderer.rollback.output.FailedToRollback;
  62 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev200128.renderer.rollback.output.FailedToRollbackBuilder;
  63 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev200128.renderer.rollback.output.FailedToRollbackKey;
  64 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev210315.mapping.Mapping;
  65 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.service.Topology;
  66 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceList;
  67 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.Services;
  68 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.ServicesBuilder;
  69 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.ServicesKey;
  70 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev201211.node.interfaces.NodeInterface;
  71 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev201211.node.interfaces.NodeInterfaceBuilder;
  72 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev201211.node.interfaces.NodeInterfaceKey;
  73 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev201211.olm.renderer.input.Nodes;
  74 import org.opendaylight.yang.gen.v1.http.transportpce.topology.rev201019.OtnLinkType;
  75 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  76 import org.slf4j.Logger;
  77 import org.slf4j.LoggerFactory;
  78
  79
  80 public class DeviceRendererServiceImpl implements DeviceRendererService {
  81     private static final String IS_NOT_MOUNTED_ON_THE_CONTROLLER = " is not mounted on the controller";
  82     private static final String ODU4 = "-ODU4";
  83     private static final Logger LOG = LoggerFactory.getLogger(DeviceRendererServiceImpl.class);
  84     private final DataBroker dataBroker;
  85     private final DeviceTransactionManager deviceTransactionManager;
  86     private final OpenRoadmInterfaceFactory openRoadmInterfaceFactory;
  87     private final OpenRoadmInterfaces openRoadmInterfaces;
  88     private final CrossConnect crossConnect;
  89     private final PortMapping portMapping;
  90     private final NetworkModelService networkModelService;
  91
  92     public DeviceRendererServiceImpl(DataBroker dataBroker, DeviceTransactionManager deviceTransactionManager,
  93             OpenRoadmInterfaceFactory openRoadmInterfaceFactory, OpenRoadmInterfaces openRoadmInterfaces,
  94             CrossConnect crossConnect, PortMapping portMapping, NetworkModelService networkModelService) {
  95         this.dataBroker = dataBroker;
  96         this.deviceTransactionManager = deviceTransactionManager;
  97         this.openRoadmInterfaceFactory = openRoadmInterfaceFactory;
  98         this.openRoadmInterfaces = openRoadmInterfaces;
  99         this.crossConnect = crossConnect;
 100         this.portMapping = portMapping;
 101         this.networkModelService = networkModelService;
 102     }
 103
 104     @Override
 105     public ServicePathOutput setupServicePath(ServicePathInput input, ServicePathDirection direction) {
 106         LOG.info("setup service path for input {} and direction {}", input, direction);
 107         List<Nodes> nodes = new ArrayList<>();
 108         if (input.getNodes() != null) {
 109             nodes.addAll(input.getNodes());
 110         }
 111         SpectrumInformation spectrumInformation = GridUtils.initSpectrumInformationFromServicePathInput(input);
 112         // Register node for suppressing alarms
 113         if (!alarmSuppressionNodeRegistration(input)) {
 114             LOG.warn("Alarm suppresion node registration failed!!!!");
 115         }
 116         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 117         Map<NodeInterfaceKey,NodeInterface> nodeInterfaces = new ConcurrentHashMap<>();
 118         Set<String> nodesProvisioned = Sets.newConcurrentHashSet();
 119         CopyOnWriteArrayList<Nodes> otnNodesProvisioned = new CopyOnWriteArrayList<>();
 120         ServiceListTopology topology = new ServiceListTopology();
 121         AtomicBoolean success = new AtomicBoolean(true);
 122         ForkJoinPool forkJoinPool = new ForkJoinPool();
 123         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 124             String nodeId = node.getNodeId();
 125             // take the index of the node
 126             int nodeIndex = nodes.indexOf(node);
 127             LOG.info("Starting provisioning for node : {}", nodeId);
 128             List<String> createdEthInterfaces = new ArrayList<>();
 129             List<String> createdOtuInterfaces = new ArrayList<>();
 130             List<String> createdOduInterfaces = new ArrayList<>();
 131             List<String> createdOchInterfaces = new ArrayList<>();
 132             List<String> createdConnections = new ArrayList<>();
 133             int crossConnectFlag = 0;
 134             try {
 135                 // if the node is currently mounted then proceed
 136                 if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 137                     String srcTp = node.getSrcTp();
 138                     String destTp = node.getDestTp();
 139                     if ((destTp != null) && destTp.contains(StringConstants.NETWORK_TOKEN)) {
 140                         LOG.info("Adding supporting OCH interface for node {}, dest tp {}, spectrumInformation {}",
 141                                 nodeId, destTp, spectrumInformation);
 142                         crossConnectFlag++;
 143                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 144                                 nodeId, destTp, spectrumInformation);
 145                         createdOchInterfaces.add(supportingOchInterface);
 146                         // Here we pass logical connection-point of z-end to set SAPI and DAPI
 147                         Nodes tgtNode = null;
 148                         if (nodeIndex + 1 == nodes.size()) {
 149                             // For the end node, tgtNode becomes the first node in the list
 150                             tgtNode = nodes.get(0);
 151                         } else {
 152                             tgtNode = nodes.get(nodeIndex + 1);
 153                         }
 154                         // tgtNode srcTp is null in this if cond
 155                         String supportingOtuInterface = this.openRoadmInterfaceFactory
 156                                 .createOpenRoadmOtu4Interface(nodeId, destTp, supportingOchInterface,
 157                                     tgtNode.getNodeId(), tgtNode.getDestTp());
 158                         createdOtuInterfaces.add(supportingOtuInterface);
 159                         if (srcTp == null) {
 160                             otnNodesProvisioned.add(node);
 161                         } else {
 162                             createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 163                                     destTp, supportingOtuInterface));
 164                         }
 165                     }
 166                     if ((srcTp != null) && srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 167                         LOG.info("Adding supporting EThernet interface for node {}, src tp {}", nodeId, srcTp);
 168                         crossConnectFlag++;
 169                         // create OpenRoadm Xponder Client Interfaces
 170                         createdEthInterfaces.add(
 171                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, srcTp));
 172                     }
 173                     if ((srcTp != null) && srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 174                         LOG.info("Adding supporting OCH interface for node {}, src tp {}, spectrumInformation {}",
 175                                 nodeId, srcTp, spectrumInformation);
 176                         crossConnectFlag++;
 177                         // create OpenRoadm Xponder Line Interfaces
 178                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 179                                 nodeId, srcTp, spectrumInformation);
 180                         createdOchInterfaces.add(supportingOchInterface);
 181                         String supportingOtuInterface = this.openRoadmInterfaceFactory
 182                                 .createOpenRoadmOtu4Interface(nodeId, srcTp, supportingOchInterface);
 183                         createdOtuInterfaces.add(supportingOtuInterface);
 184                         createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 185                                 srcTp, supportingOtuInterface));
 186                         Mapping mapping = this.portMapping.getMapping(nodeId,srcTp);
 187                         if (mapping != null && mapping.getXponderType() != null
 188                             && (mapping.getXponderType().getIntValue() == 3
 189                             || mapping.getXponderType().getIntValue() == 2)) {
 190                             createdOduInterfaces.add(this.openRoadmInterfaceFactory
 191                                 .createOpenRoadmOtnOdu4Interface(nodeId, destTp, supportingOtuInterface));
 192                         } else {
 193                             createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 194                                     destTp, supportingOtuInterface));
 195                         }
 196                     }
 197                     if ((destTp != null) && destTp.contains(StringConstants.CLIENT_TOKEN)) {
 198                         LOG.info("Adding supporting EThernet interface for node {}, dest tp {}", nodeId, destTp);
 199                         crossConnectFlag++;
 200                         // create OpenRoadm Xponder Client Interfaces
 201                         createdEthInterfaces.add(
 202                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, destTp));
 203                     }
 204                     if ((srcTp != null) && (srcTp.contains(StringConstants.TTP_TOKEN)
 205                             || srcTp.contains(StringConstants.PP_TOKEN))) {
 206                         LOG.info("Adding supporting OCH interface for node {}, src tp {}, spectrumInformation {}",
 207                                 nodeId, srcTp, spectrumInformation);
 208                         createdOchInterfaces.addAll(this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaces(nodeId,
 209                                 srcTp, spectrumInformation));
 210                     }
 211                     if ((destTp != null) && (destTp.contains(StringConstants.TTP_TOKEN)
 212                             || destTp.contains(StringConstants.PP_TOKEN))) {
 213                         LOG.info("Adding supporting OCH interface for node {}, dest tp {}, spectrumInformation {}",
 214                                 nodeId, destTp, spectrumInformation);
 215                         createdOchInterfaces.addAll(this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaces(nodeId,
 216                                 destTp, spectrumInformation));
 217                     }
 218                     if (crossConnectFlag < 1) {
 219                         LOG.info("Creating cross connect between source {} and destination {} for node {}", srcTp,
 220                                 destTp, nodeId);
 221                         Optional<String> connectionNameOpt =
 222                                 this.crossConnect.postCrossConnect(nodeId, srcTp, destTp, spectrumInformation);
 223                         if (connectionNameOpt.isPresent()) {
 224                             nodesProvisioned.add(nodeId);
 225                             createdConnections.add(connectionNameOpt.get());
 226                         } else {
 227                             processErrorMessage("Unable to post Roadm-connection for node " + nodeId, forkJoinPool,
 228                                     results);
 229                             success.set(false);
 230                         }
 231                     }
 232                 } else {
 233                     processErrorMessage(nodeId + IS_NOT_MOUNTED_ON_THE_CONTROLLER, forkJoinPool, results);
 234                     success.set(false);
 235                 }
 236             } catch (OpenRoadmInterfaceException ex) {
 237                 processErrorMessage("Setup service path failed! Exception:" + ex.toString(), forkJoinPool, results);
 238                 success.set(false);
 239             }
 240             NodeInterfaceBuilder nodeInterfaceBuilder = new NodeInterfaceBuilder()
 241                 .withKey(new NodeInterfaceKey(nodeId))
 242                 .setNodeId(nodeId)
 243                 .setConnectionId(createdConnections)
 244                 .setEthInterfaceId(createdEthInterfaces)
 245                 .setOtuInterfaceId(createdOtuInterfaces)
 246                 .setOduInterfaceId(createdOduInterfaces)
 247                 .setOchInterfaceId(createdOchInterfaces);
 248             NodeInterface nodeInterface = nodeInterfaceBuilder.build();
 249             nodeInterfaces.put(nodeInterface.key(),nodeInterface);
 250         }));
 251         try {
 252             forkJoinTask.get();
 253         } catch (InterruptedException | ExecutionException e) {
 254             LOG.error("Error while setting up service paths!", e);
 255         }
 256         forkJoinPool.shutdown();
 257
 258         if (success.get()) {
 259             results.add("Roadm-connection successfully created for nodes: " + String.join(", ", nodesProvisioned));
 260         }
 261         // setting topology in the service list data store
 262         try {
 263             setTopologyForService(input.getServiceName(), topology.getTopology());
 264             updateOtnTopology(otnNodesProvisioned, false);
 265         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 266             LOG.warn("Failed to write topologies for service {}.", input.getServiceName(), e);
 267         }
 268         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 269             LOG.error("Alarm suppresion node removal failed!!!!");
 270         }
 271         ServicePathOutputBuilder setServBldr = new ServicePathOutputBuilder()
 272             .setNodeInterface(nodeInterfaces)
 273             .setSuccess(success.get())
 274             .setResult(String.join("\n", results));
 275         return setServBldr.build();
 276     }
 277
 278     private ConcurrentLinkedQueue<String> processErrorMessage(String message, ForkJoinPool forkJoinPool,
 279             ConcurrentLinkedQueue<String> messages) {
 280         LOG.warn("Received error message {}", message);
 281         messages.add(message);
 282         forkJoinPool.shutdown();
 283         return messages;
 284     }
 285
 286     @Override
 287     public ServicePathOutput deleteServicePath(ServicePathInput input) {
 288         List<Nodes> nodes = input.getNodes();
 289         AtomicBoolean success = new AtomicBoolean(true);
 290         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 291         if (!alarmSuppressionNodeRegistration(input)) {
 292             LOG.warn("Alarm suppresion node registraion failed!!!!");
 293         }
 294         CopyOnWriteArrayList<Nodes> otnNodesProvisioned = new CopyOnWriteArrayList<>();
 295         ForkJoinPool forkJoinPool = new ForkJoinPool();
 296         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 297             List<String> interfacesToDelete = new LinkedList<>();
 298             String nodeId = node.getNodeId();
 299             LOG.info("Deleting service setup on node {}", nodeId);
 300             String srcTp;
 301             String destTp;
 302             if (node.getDestTp() == null) {
 303                 LOG.error("Destination termination point must not be null.");
 304                 return;
 305             } else {
 306                 destTp = node.getDestTp();
 307             }
 308             if (node.getSrcTp() != null) {
 309                 srcTp = node.getSrcTp();
 310             } else {
 311                 srcTp = "";
 312                 otnNodesProvisioned.add(node);
 313             }
 314             // if the node is currently mounted then proceed.
 315             if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 316                 interfacesToDelete.addAll(getInterfaces2delete(nodeId, srcTp, destTp,
 317                         input.getLowerSpectralSlotNumber().intValue(),
 318                         input.getHigherSpectralSlotNumber().intValue()));
 319             } else {
 320                 String result = nodeId + IS_NOT_MOUNTED_ON_THE_CONTROLLER;
 321                 results.add(result);
 322                 success.set(false);
 323                 LOG.warn(result);
 324                 forkJoinPool.shutdown();
 325                 return;
 326                 //TODO should deletion end here?
 327             }
 328             for (String interfaceId : interfacesToDelete) {
 329                 try {
 330                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 331                 } catch (OpenRoadmInterfaceException e) {
 332                     String result = String.format("Failed to delete interface %s on node %s!", interfaceId, nodeId);
 333                     success.set(false);
 334                     LOG.error(result, e);
 335                     results.add(result);
 336                 }
 337             }
 338         }));
 339         try {
 340             forkJoinTask.get();
 341         } catch (InterruptedException | ExecutionException e) {
 342             LOG.error("Error while deleting service paths!", e);
 343         }
 344         forkJoinPool.shutdown();
 345         updateOtnTopology(otnNodesProvisioned, true);
 346         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 347             LOG.error("Alarm suppresion node removal failed!!!!");
 348         }
 349         ServicePathOutputBuilder delServBldr = new ServicePathOutputBuilder();
 350         delServBldr.setSuccess(success.get());
 351         if (results.isEmpty()) {
 352             return delServBldr.setResult("Request processed").build();
 353         } else {
 354             return delServBldr.setResult(String.join("\n", results)).build();
 355         }
 356     }
 357
 358     private List<String>  getInterfaces2delete(
 359             String nodeId, String srcTp, String destTp, int lowerSpectralSlotNumber, int higherSpectralSlotNumber) {
 360         String spectralSlotName = String.join(GridConstant.SPECTRAL_SLOT_SEPARATOR,
 361                 String.valueOf(lowerSpectralSlotNumber),
 362                 String.valueOf(higherSpectralSlotNumber));
 363         List<String> interfacesToDelete = new LinkedList<>();
 364         if (destTp.contains(StringConstants.NETWORK_TOKEN)
 365                 || srcTp.contains(StringConstants.CLIENT_TOKEN)
 366                 || srcTp.contains(StringConstants.NETWORK_TOKEN)
 367                 || destTp.contains(StringConstants.CLIENT_TOKEN)) {
 368             if (destTp.contains(StringConstants.NETWORK_TOKEN)) {
 369                 try {
 370                     if (this.openRoadmInterfaces.getInterface(nodeId, destTp + "-ODU").isPresent()) {
 371                         interfacesToDelete.add(destTp + "-ODU");
 372                     }
 373                     if (this.openRoadmInterfaces.getInterface(nodeId, destTp + ODU4).isPresent()) {
 374                         interfacesToDelete.add(destTp + ODU4);
 375                     }
 376                 }
 377                 catch (OpenRoadmInterfaceException e) {
 378                     LOG.error("impossible to get interface {} or {}", destTp + "-ODU", destTp + ODU4, e);
 379                 }
 380                 interfacesToDelete.add(destTp + "-OTU");
 381                 interfacesToDelete.add(
 382                         this.openRoadmInterfaceFactory
 383                         .createOpenRoadmOchInterfaceName(destTp,spectralSlotName));
 384             }
 385             if (srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 386                 interfacesToDelete.add(srcTp + "-ODU");
 387                 interfacesToDelete.add(srcTp + "-OTU");
 388                 interfacesToDelete
 389                         .add(this.openRoadmInterfaceFactory
 390                                 .createOpenRoadmOchInterfaceName(srcTp,spectralSlotName));
 391             }
 392             if (srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 393                 interfacesToDelete.add(srcTp + "-ETHERNET");
 394             }
 395             if (destTp.contains(StringConstants.CLIENT_TOKEN)) {
 396                 interfacesToDelete.add(destTp + "-ETHERNET");
 397             }
 398         } else {
 399             String connectionNumber = String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, srcTp, destTp,
 400                     spectralSlotName);
 401             List<String> intToDelete = this.crossConnect.deleteCrossConnect(nodeId, connectionNumber, false);
 402             connectionNumber = String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, destTp, srcTp, spectralSlotName);
 403             if (intToDelete != null) {
 404                 for (String interf : intToDelete) {
 405                     if (!this.openRoadmInterfaceFactory.isUsedByXc(nodeId, interf, connectionNumber,
 406                         this.deviceTransactionManager)) {
 407                         interfacesToDelete.add(interf);
 408                     }
 409                 }
 410             }
 411         }
 412         return interfacesToDelete;
 413     }
 414
 415     @Override
 416     public RendererRollbackOutput rendererRollback(RendererRollbackInput input) {
 417         boolean success = true;
 418         Map<FailedToRollbackKey,FailedToRollback> failedToRollbackList = new HashMap<>();
 419         for (NodeInterface nodeInterfaces : input.nonnullNodeInterface().values()) {
 420             List<String> failedInterfaces = new ArrayList<>();
 421             String nodeId = nodeInterfaces.getNodeId();
 422             for (String connectionId : nodeInterfaces.getConnectionId()) {
 423                 List<String> listInter = this.crossConnect.deleteCrossConnect(nodeId, connectionId, false);
 424                 if (listInter != null) {
 425                     LOG.info("Cross connect {} on node {} successfully deleted.", connectionId, nodeId);
 426                 } else {
 427                     LOG.error("Failed to delete cross connect {} on node {}!", connectionId, nodeId);
 428                     success = false;
 429                     failedInterfaces.add(connectionId);
 430                 }
 431             }
 432             // Interfaces needs to be in specific order to delete. Order is:
 433             // 1. ODU interfaces
 434             // 2. OTU interfaces
 435             // 3. OCH interfaces
 436             // 4. ETH interfaces
 437             LinkedList<String> interfacesToDelete = new LinkedList<>();
 438             if (nodeInterfaces.getOduInterfaceId() != null) {
 439                 interfacesToDelete.addAll(nodeInterfaces.getOduInterfaceId());
 440             }
 441             if (nodeInterfaces.getOtuInterfaceId() != null) {
 442                 interfacesToDelete.addAll(nodeInterfaces.getOtuInterfaceId());
 443             }
 444             if (nodeInterfaces.getOchInterfaceId() != null) {
 445                 interfacesToDelete.addAll(nodeInterfaces.getOchInterfaceId());
 446             }
 447             if (nodeInterfaces.getEthInterfaceId() != null) {
 448                 interfacesToDelete.addAll(nodeInterfaces.getEthInterfaceId());
 449             }
 450             LOG.info("Going to execute rollback on node {}. Interfaces to rollback: {}", nodeId,
 451                     String.join(", ", interfacesToDelete));
 452             for (String interfaceId : interfacesToDelete) {
 453                 try {
 454                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 455                     LOG.info("Interface {} on node {} successfully deleted.", interfaceId, nodeId);
 456                 } catch (OpenRoadmInterfaceException e) {
 457                     LOG.error("Failed to delete interface {} on node {}!", interfaceId, nodeId);
 458                     success = false;
 459                     failedInterfaces.add(interfaceId);
 460                 }
 461             }
 462             FailedToRollback failedToRollack = new FailedToRollbackBuilder().withKey(new FailedToRollbackKey(nodeId))
 463                     .setNodeId(nodeId).setInterface(failedInterfaces).build();
 464             failedToRollbackList.put(failedToRollack.key(),failedToRollack);
 465         }
 466         return new RendererRollbackOutputBuilder().setSuccess(success).setFailedToRollback(failedToRollbackList)
 467                 .build();
 468     }
 469
 470     private boolean alarmSuppressionNodeRegistration(ServicePathInput input) {
 471         NodelistBuilder nodeListBuilder = new NodelistBuilder()
 472             .withKey(new NodelistKey(input.getServiceName()))
 473             .setServiceName(input.getServiceName());
 474         Map<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service
 475             .nodelist.nodelist.NodesKey,
 476             org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service
 477             .nodelist.nodelist.Nodes> nodeList =
 478                 new HashMap<>();
 479         if (input.getNodes() != null) {
 480             for (Nodes node : input.getNodes()) {
 481                 org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 482                     .service.nodelist.nodelist.Nodes nodes =
 483                         new org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 484                             .service.nodelist.nodelist.NodesBuilder().setNodeId(node.getNodeId()).build();
 485                 nodeList.put(nodes.key(),nodes);
 486             }
 487         }
 488         nodeListBuilder.setNodes(nodeList);
 489         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 490             .service.nodelist.Nodelist> nodeListIID =
 491                  InstanceIdentifier.create(ServiceNodelist.class)
 492                      .child(org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 493                          .service.nodelist.Nodelist.class, new NodelistKey(input.getServiceName()));
 494         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 495         writeTransaction.merge(LogicalDatastoreType.CONFIGURATION, nodeListIID, nodeListBuilder.build());
 496         FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
 497         try {
 498             commit.get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 499             LOG.info("Nodes are register for alarm suppression for service: {}", input.getServiceName());
 500             return true;
 501         } catch (ExecutionException | InterruptedException | TimeoutException e) {
 502             LOG.warn("Failed to alarm suppresslist for service: {}", input.getServiceName(), e);
 503             return false;
 504         }
 505     }
 506
 507     private boolean alarmSuppressionNodeRemoval(String serviceName) {
 508         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 509             .service.nodelist.Nodelist> nodeListIID =
 510                 InstanceIdentifier.create(ServiceNodelist.class)
 511                     .child(org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 512                         .service.nodelist.Nodelist.class, new NodelistKey(serviceName));
 513         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 514         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, nodeListIID);
 515         FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
 516         try {
 517             commit.get(Timeouts.DATASTORE_DELETE, TimeUnit.MILLISECONDS);
 518             LOG.info("Nodes are unregister for alarm suppression for service: {}", serviceName);
 519             return true;
 520         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 521             LOG.warn("Failed to alarm suppresslist for service: {}", serviceName, e);
 522             return false;
 523         }
 524     }
 525
 526     private void setTopologyForService(String name, Topology topo)
 527             throws InterruptedException, ExecutionException, TimeoutException {
 528         ServicesBuilder servicesBuilder;
 529         // Get the service from the service list inventory
 530         ServicesKey serviceKey = new ServicesKey(name);
 531         InstanceIdentifier<Services> iid =
 532                 InstanceIdentifier.create(ServiceList.class).child(Services.class, serviceKey);
 533         Optional<Services> services;
 534         try (ReadTransaction readTx = this.dataBroker.newReadOnlyTransaction()) {
 535             Future<java.util.Optional<Services>> future =
 536                     readTx.read(LogicalDatastoreType.OPERATIONAL, iid);
 537             services = future.get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 538         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 539             throw e;
 540         }
 541         if (services.isPresent()) {
 542             LOG.info("service {} already exists", name);
 543             servicesBuilder = new ServicesBuilder(services.get()).setTopology(topo);
 544             WriteTransaction writeTx = this.dataBroker.newWriteOnlyTransaction();
 545             writeTx.merge(LogicalDatastoreType.OPERATIONAL, iid, servicesBuilder.build());
 546             writeTx.commit().get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 547         } else {
 548             LOG.warn("Service {} does not exist - topology can not be updated", name);
 549         }
 550     }
 551
 552     @Override
 553     public CreateOtsOmsOutput createOtsOms(CreateOtsOmsInput input) throws OpenRoadmInterfaceException {
 554         CreateOtsOmsOutputBuilder output = new CreateOtsOmsOutputBuilder();
 555         String result = "";
 556         Boolean success = false;
 557         // if the node is currently mounted then proceed.
 558         if (this.deviceTransactionManager.isDeviceMounted(input.getNodeId())) {
 559             Mapping oldMapping = null;
 560             Mapping newMapping = null;
 561             oldMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 562             if (oldMapping != null) {
 563                 String otsInterface =
 564                         this.openRoadmInterfaceFactory.createOpenRoadmOtsInterface(input.getNodeId(), oldMapping);
 565                 newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 566                 int count = 0;
 567                 Boolean isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
 568                 while (!isSupportingOtsPresent && (count < 6)) {
 569                     LOG.info("waiting for post interface operation on node '{}'...", input.getNodeId());
 570                     try {
 571                         Thread.sleep(10000);
 572                         this.portMapping.updateMapping(input.getNodeId(), oldMapping);
 573                     } catch (InterruptedException e) {
 574                         LOG.error("Failed to wait for post interface operation ");
 575                     }
 576                     newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 577                     isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
 578                     count++;
 579                 }
 580                 if (count < 6) {
 581                     String omsInterface =
 582                             this.openRoadmInterfaceFactory.createOpenRoadmOmsInterface(input.getNodeId(), newMapping);
 583                     if (omsInterface != null) {
 584                         result = "Interfaces " + otsInterface + " - " + omsInterface + " successfully created on node "
 585                                 + input.getNodeId();
 586                         success = true;
 587                     } else {
 588                         LOG.error("Fail to create OpenRoadmOms Interface for node '{}'", input.getNodeId());
 589                         result = "Fail to create OpenRoadmOms Interface for node : " + input.getNodeId();
 590                     }
 591                 } else {
 592                     LOG.error("Unable to get ots interface from mapping {} for node {}",
 593                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 594                     result = String.format("Unable to get ots interface from mapping %s - %s",
 595                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 596                 }
 597             } else {
 598                 result = "Logical Connection point " + input.getLogicalConnectionPoint() + " does not exist for "
 599                         + input.getNodeId();
 600             }
 601         } else {
 602             result = input.getNodeId() + IS_NOT_MOUNTED_ON_THE_CONTROLLER;
 603             LOG.warn("{} is not mounted on the controller",input.getNodeId());
 604         }
 605         return output.setResult(result).setSuccess(success).build();
 606     }
 607
 608     private Boolean isSupportingOtsPresent(Mapping mapping) {
 609         Boolean result = false;
 610         if (mapping != null) {
 611             if (mapping.getSupportingOts() != null) {
 612                 LOG.info("SupportingOts info is present in mapping {}", mapping);
 613                 result = true;
 614             } else {
 615                 LOG.warn("SupportingOts info not present in mapping {}", mapping);
 616             }
 617         }
 618         return result;
 619     }
 620
 621     private void updateOtnTopology(CopyOnWriteArrayList<Nodes> nodes, boolean isDeletion) {
 622         if (nodes.size() != 2) {
 623             LOG.error("Error with OTU4 links to update in otn-topology");
 624             return;
 625         }
 626         if (isDeletion) {
 627             LOG.info("updating otn-topology removing OTU4 links");
 628             this.networkModelService.deleteOtnLinks(nodes.get(0).getNodeId(), nodes.get(0).getDestTp(),
 629                 nodes.get(1).getNodeId(), nodes.get(1).getDestTp(), OtnLinkType.OTU4);
 630         } else {
 631             LOG.info("updating otn-topology adding OTU4 links");
 632             this.networkModelService.createOtnLinks(nodes.get(0).getNodeId(), nodes.get(0).getDestTp(),
 633                 nodes.get(1).getNodeId(), nodes.get(1).getDestTp(), OtnLinkType.OTU4);
 634         }
 635     }
 636 }