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.rev210618.CreateOtsOmsInput;
  53 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev210618.CreateOtsOmsOutput;
  54 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev210618.CreateOtsOmsOutputBuilder;
  55 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev210618.RendererRollbackInput;
  56 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev210618.RendererRollbackOutput;
  57 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev210618.RendererRollbackOutputBuilder;
  58 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev210618.ServicePathInput;
  59 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev210618.ServicePathOutput;
  60 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev210618.ServicePathOutputBuilder;
  61 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev210618.renderer.rollback.output.FailedToRollback;
  62 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev210618.renderer.rollback.output.FailedToRollbackBuilder;
  63 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev210618.renderer.rollback.output.FailedToRollbackKey;
  64 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev210426.OpenroadmNodeVersion;
  65 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev210426.mapping.Mapping;
  66 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.service.Topology;
  67 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceList;
  68 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.Services;
  69 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.ServicesBuilder;
  70 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.ServicesKey;
  71 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev210618.node.interfaces.NodeInterface;
  72 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev210618.node.interfaces.NodeInterfaceBuilder;
  73 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev210618.node.interfaces.NodeInterfaceKey;
  74 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev210618.optical.renderer.nodes.Nodes;
  75 import org.opendaylight.yang.gen.v1.http.transportpce.topology.rev210511.OtnLinkType;
  76 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  77 import org.slf4j.Logger;
  78 import org.slf4j.LoggerFactory;
  79
  80
  81 public class DeviceRendererServiceImpl implements DeviceRendererService {
  82     private static final String IS_NOT_MOUNTED_ON_THE_CONTROLLER = " is not mounted on the controller";
  83     private static final String ODU4 = "-ODU4";
  84     private static final Logger LOG = LoggerFactory.getLogger(DeviceRendererServiceImpl.class);
  85     private final DataBroker dataBroker;
  86     private final DeviceTransactionManager deviceTransactionManager;
  87     private final OpenRoadmInterfaceFactory openRoadmInterfaceFactory;
  88     private final OpenRoadmInterfaces openRoadmInterfaces;
  89     private final CrossConnect crossConnect;
  90     private final PortMapping portMapping;
  91     private final NetworkModelService networkModelService;
  92
  93     public DeviceRendererServiceImpl(DataBroker dataBroker, DeviceTransactionManager deviceTransactionManager,
  94             OpenRoadmInterfaceFactory openRoadmInterfaceFactory, OpenRoadmInterfaces openRoadmInterfaces,
  95             CrossConnect crossConnect, PortMapping portMapping, NetworkModelService networkModelService) {
  96         this.dataBroker = dataBroker;
  97         this.deviceTransactionManager = deviceTransactionManager;
  98         this.openRoadmInterfaceFactory = openRoadmInterfaceFactory;
  99         this.openRoadmInterfaces = openRoadmInterfaces;
 100         this.crossConnect = crossConnect;
 101         this.portMapping = portMapping;
 102         this.networkModelService = networkModelService;
 103     }
 104
 105     @Override
 106     public ServicePathOutput setupServicePath(ServicePathInput input, ServicePathDirection direction) {
 107         LOG.info("setup service path for input {} and direction {}", input, direction);
 108         List<Nodes> nodes = new ArrayList<>();
 109         if (input.getNodes() != null) {
 110             nodes.addAll(input.getNodes());
 111         }
 112         SpectrumInformation spectrumInformation = GridUtils.initSpectrumInformationFromServicePathInput(input);
 113         // Register node for suppressing alarms
 114         if (!alarmSuppressionNodeRegistration(input)) {
 115             LOG.warn("Alarm suppresion node registration failed!!!!");
 116         }
 117         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 118         Map<NodeInterfaceKey,NodeInterface> nodeInterfaces = new ConcurrentHashMap<>();
 119         Set<String> nodesProvisioned = Sets.newConcurrentHashSet();
 120         CopyOnWriteArrayList<Nodes> otnNodesProvisioned = new CopyOnWriteArrayList<>();
 121         ServiceListTopology topology = new ServiceListTopology();
 122         AtomicBoolean success = new AtomicBoolean(true);
 123         ForkJoinPool forkJoinPool = new ForkJoinPool();
 124         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 125             String nodeId = node.getNodeId();
 126             // take the index of the node
 127             int nodeIndex = nodes.indexOf(node);
 128             LOG.info("Starting provisioning for node : {}", nodeId);
 129             List<String> createdEthInterfaces = new ArrayList<>();
 130             List<String> createdOtuInterfaces = new ArrayList<>();
 131             List<String> createdOduInterfaces = new ArrayList<>();
 132             List<String> createdOchInterfaces = new ArrayList<>();
 133             List<String> createdConnections = new ArrayList<>();
 134             int crossConnectFlag = 0;
 135             try {
 136                 // if the node is currently mounted then proceed
 137                 if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 138                     String srcTp = node.getSrcTp();
 139                     String destTp = node.getDestTp();
 140                     if ((destTp != null) && destTp.contains(StringConstants.NETWORK_TOKEN)) {
 141                         LOG.info("Adding supporting OCH interface for node {}, dest tp {}, spectrumInformation {}",
 142                                 nodeId, destTp, spectrumInformation);
 143                         crossConnectFlag++;
 144                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 145                                 nodeId, destTp, spectrumInformation);
 146                         createdOchInterfaces.add(supportingOchInterface);
 147                         // Here we pass logical connection-point of z-end to set SAPI and DAPI
 148                         Nodes tgtNode = null;
 149                         if (nodeIndex + 1 == nodes.size()) {
 150                             // For the end node, tgtNode becomes the first node in the list
 151                             tgtNode = nodes.get(0);
 152                         } else {
 153                             tgtNode = nodes.get(nodeIndex + 1);
 154                         }
 155                         // tgtNode srcTp is null in this if cond
 156                         String supportingOtuInterface = this.openRoadmInterfaceFactory
 157                                 .createOpenRoadmOtu4Interface(nodeId, destTp, supportingOchInterface,
 158                                     tgtNode.getNodeId(), tgtNode.getDestTp());
 159                         createdOtuInterfaces.add(supportingOtuInterface);
 160                         if (srcTp == null) {
 161                             otnNodesProvisioned.add(node);
 162                         } else {
 163                             createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 164                                     destTp, supportingOtuInterface));
 165                         }
 166                     }
 167                     if ((srcTp != null) && srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 168                         LOG.info("Adding supporting EThernet interface for node {}, src tp {}", nodeId, srcTp);
 169                         crossConnectFlag++;
 170                         // create OpenRoadm Xponder Client Interfaces
 171                         createdEthInterfaces.add(
 172                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, srcTp));
 173                     }
 174                     if ((srcTp != null) && srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 175                         LOG.info("Adding supporting OCH interface for node {}, src tp {}, spectrumInformation {}",
 176                                 nodeId, srcTp, spectrumInformation);
 177                         crossConnectFlag++;
 178                         // create OpenRoadm Xponder Line Interfaces
 179                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 180                                 nodeId, srcTp, spectrumInformation);
 181                         createdOchInterfaces.add(supportingOchInterface);
 182                         String supportingOtuInterface = this.openRoadmInterfaceFactory
 183                                 .createOpenRoadmOtu4Interface(nodeId, srcTp, supportingOchInterface);
 184                         createdOtuInterfaces.add(supportingOtuInterface);
 185                         createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 186                                 srcTp, supportingOtuInterface));
 187                         Mapping mapping = this.portMapping.getMapping(nodeId,srcTp);
 188                         if (mapping != null && mapping.getXponderType() != null
 189                             && (mapping.getXponderType().getIntValue() == 3
 190                             || mapping.getXponderType().getIntValue() == 2)) {
 191                             createdOduInterfaces.add(this.openRoadmInterfaceFactory
 192                                 .createOpenRoadmOtnOdu4Interface(nodeId, destTp, supportingOtuInterface));
 193                         } else {
 194                             createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 195                                     destTp, supportingOtuInterface));
 196                         }
 197                     }
 198                     if ((destTp != null) && destTp.contains(StringConstants.CLIENT_TOKEN)) {
 199                         LOG.info("Adding supporting EThernet interface for node {}, dest tp {}", nodeId, destTp);
 200                         crossConnectFlag++;
 201                         // create OpenRoadm Xponder Client Interfaces
 202                         createdEthInterfaces.add(
 203                             this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId, destTp));
 204                     }
 205                     if ((srcTp != null) && (srcTp.contains(StringConstants.TTP_TOKEN)
 206                             || srcTp.contains(StringConstants.PP_TOKEN))) {
 207                         LOG.info("Adding supporting OCH interface for node {}, src tp {}, spectrumInformation {}",
 208                                 nodeId, srcTp, spectrumInformation);
 209                         createdOchInterfaces.addAll(this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaces(nodeId,
 210                                 srcTp, spectrumInformation));
 211                     }
 212                     if ((destTp != null) && (destTp.contains(StringConstants.TTP_TOKEN)
 213                             || destTp.contains(StringConstants.PP_TOKEN))) {
 214                         LOG.info("Adding supporting OCH interface for node {}, dest tp {}, spectrumInformation {}",
 215                                 nodeId, destTp, spectrumInformation);
 216                         createdOchInterfaces.addAll(this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaces(nodeId,
 217                                 destTp, spectrumInformation));
 218                     }
 219                     if (crossConnectFlag < 1) {
 220                         LOG.info("Creating cross connect between source {} and destination {} for node {}", srcTp,
 221                                 destTp, nodeId);
 222                         Optional<String> connectionNameOpt =
 223                                 this.crossConnect.postCrossConnect(nodeId, srcTp, destTp, spectrumInformation);
 224                         if (connectionNameOpt.isPresent()) {
 225                             nodesProvisioned.add(nodeId);
 226                             createdConnections.add(connectionNameOpt.get());
 227                         } else {
 228                             processErrorMessage("Unable to post Roadm-connection for node " + nodeId, forkJoinPool,
 229                                     results);
 230                             success.set(false);
 231                         }
 232                     }
 233                 } else {
 234                     processErrorMessage(nodeId + IS_NOT_MOUNTED_ON_THE_CONTROLLER, forkJoinPool, results);
 235                     success.set(false);
 236                 }
 237             } catch (OpenRoadmInterfaceException ex) {
 238                 processErrorMessage("Setup service path failed! Exception:" + ex.toString(), forkJoinPool, results);
 239                 success.set(false);
 240             }
 241             NodeInterfaceBuilder nodeInterfaceBuilder = new NodeInterfaceBuilder()
 242                 .withKey(new NodeInterfaceKey(nodeId))
 243                 .setNodeId(nodeId)
 244                 .setConnectionId(createdConnections)
 245                 .setEthInterfaceId(createdEthInterfaces)
 246                 .setOtuInterfaceId(createdOtuInterfaces)
 247                 .setOduInterfaceId(createdOduInterfaces)
 248                 .setOchInterfaceId(createdOchInterfaces);
 249             NodeInterface nodeInterface = nodeInterfaceBuilder.build();
 250             nodeInterfaces.put(nodeInterface.key(),nodeInterface);
 251         }));
 252         try {
 253             forkJoinTask.get();
 254         } catch (InterruptedException | ExecutionException e) {
 255             LOG.error("Error while setting up service paths!", e);
 256         }
 257         forkJoinPool.shutdown();
 258
 259         if (success.get()) {
 260             results.add("Roadm-connection successfully created for nodes: " + String.join(", ", nodesProvisioned));
 261         }
 262         // setting topology in the service list data store
 263         try {
 264             setTopologyForService(input.getServiceName(), topology.getTopology());
 265             updateOtnTopology(otnNodesProvisioned, false);
 266         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 267             LOG.warn("Failed to write topologies for service {}.", input.getServiceName(), e);
 268         }
 269         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 270             LOG.error("Alarm suppresion node removal failed!!!!");
 271         }
 272         ServicePathOutputBuilder setServBldr = new ServicePathOutputBuilder()
 273             .setNodeInterface(nodeInterfaces)
 274             .setSuccess(success.get())
 275             .setResult(String.join("\n", results));
 276         return setServBldr.build();
 277     }
 278
 279     private ConcurrentLinkedQueue<String> processErrorMessage(String message, ForkJoinPool forkJoinPool,
 280             ConcurrentLinkedQueue<String> messages) {
 281         LOG.warn("Received error message {}", message);
 282         messages.add(message);
 283         forkJoinPool.shutdown();
 284         return messages;
 285     }
 286
 287     @Override
 288     public ServicePathOutput deleteServicePath(ServicePathInput input) {
 289         List<Nodes> nodes = input.getNodes();
 290         AtomicBoolean success = new AtomicBoolean(true);
 291         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 292         if (!alarmSuppressionNodeRegistration(input)) {
 293             LOG.warn("Alarm suppresion node registraion failed!!!!");
 294         }
 295         CopyOnWriteArrayList<Nodes> otnNodesProvisioned = new CopyOnWriteArrayList<>();
 296         ForkJoinPool forkJoinPool = new ForkJoinPool();
 297         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 298             List<String> interfacesToDelete = new LinkedList<>();
 299             String nodeId = node.getNodeId();
 300             LOG.info("Deleting service setup on node {}", nodeId);
 301             String srcTp;
 302             String destTp;
 303             if (node.getDestTp() == null) {
 304                 LOG.error("Destination termination point must not be null.");
 305                 return;
 306             } else {
 307                 destTp = node.getDestTp();
 308             }
 309             if (node.getSrcTp() != null) {
 310                 srcTp = node.getSrcTp();
 311             } else {
 312                 srcTp = "";
 313                 otnNodesProvisioned.add(node);
 314             }
 315             // if the node is currently mounted then proceed.
 316             if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 317                 interfacesToDelete.addAll(getInterfaces2delete(nodeId, srcTp, destTp,
 318                         input.getLowerSpectralSlotNumber().intValue(),
 319                         input.getHigherSpectralSlotNumber().intValue()));
 320             } else {
 321                 String result = nodeId + IS_NOT_MOUNTED_ON_THE_CONTROLLER;
 322                 results.add(result);
 323                 success.set(false);
 324                 LOG.warn(result);
 325                 forkJoinPool.shutdown();
 326                 return;
 327                 //TODO should deletion end here?
 328             }
 329             for (String interfaceId : interfacesToDelete) {
 330                 try {
 331                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 332                 } catch (OpenRoadmInterfaceException e) {
 333                     String result = String.format("Failed to delete interface %s on node %s!", interfaceId, nodeId);
 334                     success.set(false);
 335                     LOG.error(result, e);
 336                     results.add(result);
 337                 }
 338             }
 339         }));
 340         try {
 341             forkJoinTask.get();
 342         } catch (InterruptedException | ExecutionException e) {
 343             LOG.error("Error while deleting service paths!", e);
 344         }
 345         forkJoinPool.shutdown();
 346         updateOtnTopology(otnNodesProvisioned, true);
 347         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 348             LOG.error("Alarm suppresion node removal failed!!!!");
 349         }
 350         ServicePathOutputBuilder delServBldr = new ServicePathOutputBuilder();
 351         delServBldr.setSuccess(success.get());
 352         if (results.isEmpty()) {
 353             return delServBldr.setResult("Request processed").build();
 354         } else {
 355             return delServBldr.setResult(String.join("\n", results)).build();
 356         }
 357     }
 358
 359     private List<String>  getInterfaces2delete(
 360             String nodeId, String srcTp, String destTp, int lowerSpectralSlotNumber, int higherSpectralSlotNumber) {
 361         String spectralSlotName = String.join(GridConstant.SPECTRAL_SLOT_SEPARATOR,
 362                 String.valueOf(lowerSpectralSlotNumber),
 363                 String.valueOf(higherSpectralSlotNumber));
 364         OpenroadmNodeVersion nodeOpenRoadmVersion = this.portMapping.getNode(nodeId).getNodeInfo()
 365                 .getOpenroadmVersion();
 366         List<String> interfacesToDelete = new LinkedList<>();
 367         if (destTp.contains(StringConstants.NETWORK_TOKEN)
 368                 || srcTp.contains(StringConstants.CLIENT_TOKEN)
 369                 || srcTp.contains(StringConstants.NETWORK_TOKEN)
 370                 || destTp.contains(StringConstants.CLIENT_TOKEN)) {
 371             if (destTp.contains(StringConstants.NETWORK_TOKEN)) {
 372                 if (nodeOpenRoadmVersion.equals(OpenroadmNodeVersion._71)) {
 373                     try {
 374                         if (this.openRoadmInterfaces.getInterface(nodeId, destTp + "-ODUFLEX").isPresent()) {
 375                             interfacesToDelete.add(destTp + "-ODUFLEX");
 376                         }
 377                         if (this.openRoadmInterfaces.getInterface(nodeId, destTp + "-ODUC4").isPresent()) {
 378                             interfacesToDelete.add(destTp + "-ODUC4");
 379                         }
 380                     } catch (OpenRoadmInterfaceException e) {
 381                         LOG.error("impossible to get interface {} or {}", destTp + "-ODUFLEX", destTp + "-ODUC4", e);
 382                     }
 383                     interfacesToDelete.add(destTp + "-OTUC4");
 384                     interfacesToDelete.add(destTp + "-OTSI-GROUP");
 385                     interfacesToDelete.add(destTp + "-" + lowerSpectralSlotNumber + ":" + higherSpectralSlotNumber);
 386                 } else {
 387                     try {
 388                         if (this.openRoadmInterfaces.getInterface(nodeId, destTp + "-ODU").isPresent()) {
 389                             interfacesToDelete.add(destTp + "-ODU");
 390                         }
 391                         if (this.openRoadmInterfaces.getInterface(nodeId, destTp + ODU4).isPresent()) {
 392                             interfacesToDelete.add(destTp + ODU4);
 393                         }
 394                     }
 395                     catch (OpenRoadmInterfaceException e) {
 396                         LOG.error("impossible to get interface {} or {}", destTp + "-ODU", destTp + ODU4, e);
 397                     }
 398                     interfacesToDelete.add(destTp + "-OTU");
 399                     interfacesToDelete.add(
 400                             this.openRoadmInterfaceFactory
 401                             .createOpenRoadmOchInterfaceName(destTp,spectralSlotName));
 402                 }
 403             }
 404             if (srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 405                 if (nodeOpenRoadmVersion.equals(OpenroadmNodeVersion._71)) {
 406                     interfacesToDelete.add(srcTp + "-ODUC4");
 407                     interfacesToDelete.add(srcTp + "-OTUC4");
 408                     interfacesToDelete.add(srcTp + "-OTSI-GROUP");
 409                     interfacesToDelete.add(srcTp + "-" + lowerSpectralSlotNumber + ":" + higherSpectralSlotNumber);
 410                 } else {
 411                     interfacesToDelete.add(srcTp + "-ODU");
 412                     interfacesToDelete.add(srcTp + "-OTU");
 413                     interfacesToDelete
 414                             .add(this.openRoadmInterfaceFactory
 415                                     .createOpenRoadmOchInterfaceName(srcTp, spectralSlotName));
 416                 }
 417             }
 418             if (srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 419                 interfacesToDelete.add(srcTp + "-ETHERNET");
 420             }
 421             if (destTp.contains(StringConstants.CLIENT_TOKEN)) {
 422                 interfacesToDelete.add(destTp + "-ETHERNET");
 423             }
 424         } else {
 425             String connectionNumber = String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, srcTp, destTp,
 426                     spectralSlotName);
 427             List<String> intToDelete = this.crossConnect.deleteCrossConnect(nodeId, connectionNumber, false);
 428             connectionNumber = String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, destTp, srcTp, spectralSlotName);
 429             if (intToDelete != null) {
 430                 for (String interf : intToDelete) {
 431                     if (!this.openRoadmInterfaceFactory.isUsedByXc(nodeId, interf, connectionNumber,
 432                         this.deviceTransactionManager)) {
 433                         interfacesToDelete.add(interf);
 434                     }
 435                 }
 436             }
 437         }
 438         return interfacesToDelete;
 439     }
 440
 441     @Override
 442     public RendererRollbackOutput rendererRollback(RendererRollbackInput input) {
 443         boolean success = true;
 444         Map<FailedToRollbackKey,FailedToRollback> failedToRollbackList = new HashMap<>();
 445         for (NodeInterface nodeInterfaces : input.nonnullNodeInterface().values()) {
 446             List<String> failedInterfaces = new ArrayList<>();
 447             String nodeId = nodeInterfaces.getNodeId();
 448             for (String connectionId : nodeInterfaces.getConnectionId()) {
 449                 List<String> listInter = this.crossConnect.deleteCrossConnect(nodeId, connectionId, false);
 450                 if (listInter != null) {
 451                     LOG.info("Cross connect {} on node {} successfully deleted.", connectionId, nodeId);
 452                 } else {
 453                     LOG.error("Failed to delete cross connect {} on node {}!", connectionId, nodeId);
 454                     success = false;
 455                     failedInterfaces.add(connectionId);
 456                 }
 457             }
 458             // Interfaces needs to be in specific order to delete. Order is:
 459             // 1. ODU interfaces
 460             // 2. OTU interfaces
 461             // 3. OCH interfaces
 462             // 4. ETH interfaces
 463             LinkedList<String> interfacesToDelete = new LinkedList<>();
 464             if (nodeInterfaces.getOduInterfaceId() != null) {
 465                 interfacesToDelete.addAll(nodeInterfaces.getOduInterfaceId());
 466             }
 467             if (nodeInterfaces.getOtuInterfaceId() != null) {
 468                 interfacesToDelete.addAll(nodeInterfaces.getOtuInterfaceId());
 469             }
 470             if (nodeInterfaces.getOchInterfaceId() != null) {
 471                 interfacesToDelete.addAll(nodeInterfaces.getOchInterfaceId());
 472             }
 473             if (nodeInterfaces.getEthInterfaceId() != null) {
 474                 interfacesToDelete.addAll(nodeInterfaces.getEthInterfaceId());
 475             }
 476             LOG.info("Going to execute rollback on node {}. Interfaces to rollback: {}", nodeId,
 477                     String.join(", ", interfacesToDelete));
 478             for (String interfaceId : interfacesToDelete) {
 479                 try {
 480                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 481                     LOG.info("Interface {} on node {} successfully deleted.", interfaceId, nodeId);
 482                 } catch (OpenRoadmInterfaceException e) {
 483                     LOG.error("Failed to delete interface {} on node {}!", interfaceId, nodeId);
 484                     success = false;
 485                     failedInterfaces.add(interfaceId);
 486                 }
 487             }
 488             FailedToRollback failedToRollack = new FailedToRollbackBuilder().withKey(new FailedToRollbackKey(nodeId))
 489                     .setNodeId(nodeId).setInterface(failedInterfaces).build();
 490             failedToRollbackList.put(failedToRollack.key(),failedToRollack);
 491         }
 492         return new RendererRollbackOutputBuilder().setSuccess(success).setFailedToRollback(failedToRollbackList)
 493                 .build();
 494     }
 495
 496     private boolean alarmSuppressionNodeRegistration(ServicePathInput input) {
 497         NodelistBuilder nodeListBuilder = new NodelistBuilder()
 498             .withKey(new NodelistKey(input.getServiceName()))
 499             .setServiceName(input.getServiceName());
 500         Map<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service
 501             .nodelist.nodelist.NodesKey,
 502             org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service
 503             .nodelist.nodelist.Nodes> nodeList =
 504                 new HashMap<>();
 505         if (input.getNodes() != null) {
 506             for (Nodes node : input.getNodes()) {
 507                 org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 508                     .service.nodelist.nodelist.Nodes nodes =
 509                         new org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 510                             .service.nodelist.nodelist.NodesBuilder().setNodeId(node.getNodeId()).build();
 511                 nodeList.put(nodes.key(),nodes);
 512             }
 513         }
 514         nodeListBuilder.setNodes(nodeList);
 515         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 516             .service.nodelist.Nodelist> nodeListIID =
 517                  InstanceIdentifier.create(ServiceNodelist.class)
 518                      .child(org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 519                          .service.nodelist.Nodelist.class, new NodelistKey(input.getServiceName()));
 520         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 521         writeTransaction.merge(LogicalDatastoreType.CONFIGURATION, nodeListIID, nodeListBuilder.build());
 522         FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
 523         try {
 524             commit.get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 525             LOG.info("Nodes are register for alarm suppression for service: {}", input.getServiceName());
 526             return true;
 527         } catch (ExecutionException | InterruptedException | TimeoutException e) {
 528             LOG.warn("Failed to alarm suppresslist for service: {}", input.getServiceName(), e);
 529             return false;
 530         }
 531     }
 532
 533     private boolean alarmSuppressionNodeRemoval(String serviceName) {
 534         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 535             .service.nodelist.Nodelist> nodeListIID =
 536                 InstanceIdentifier.create(ServiceNodelist.class)
 537                     .child(org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 538                         .service.nodelist.Nodelist.class, new NodelistKey(serviceName));
 539         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 540         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, nodeListIID);
 541         FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
 542         try {
 543             commit.get(Timeouts.DATASTORE_DELETE, TimeUnit.MILLISECONDS);
 544             LOG.info("Nodes are unregister for alarm suppression for service: {}", serviceName);
 545             return true;
 546         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 547             LOG.warn("Failed to alarm suppresslist for service: {}", serviceName, e);
 548             return false;
 549         }
 550     }
 551
 552     private void setTopologyForService(String name, Topology topo)
 553             throws InterruptedException, ExecutionException, TimeoutException {
 554         ServicesBuilder servicesBuilder;
 555         // Get the service from the service list inventory
 556         ServicesKey serviceKey = new ServicesKey(name);
 557         InstanceIdentifier<Services> iid =
 558                 InstanceIdentifier.create(ServiceList.class).child(Services.class, serviceKey);
 559         Optional<Services> services;
 560         try (ReadTransaction readTx = this.dataBroker.newReadOnlyTransaction()) {
 561             Future<java.util.Optional<Services>> future =
 562                     readTx.read(LogicalDatastoreType.OPERATIONAL, iid);
 563             services = future.get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 564         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 565             throw e;
 566         }
 567         if (services.isPresent()) {
 568             LOG.info("service {} already exists", name);
 569             servicesBuilder = new ServicesBuilder(services.get()).setTopology(topo);
 570             WriteTransaction writeTx = this.dataBroker.newWriteOnlyTransaction();
 571             writeTx.merge(LogicalDatastoreType.OPERATIONAL, iid, servicesBuilder.build());
 572             writeTx.commit().get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 573         } else {
 574             LOG.warn("Service {} does not exist - topology can not be updated", name);
 575         }
 576     }
 577
 578     @Override
 579     public CreateOtsOmsOutput createOtsOms(CreateOtsOmsInput input) throws OpenRoadmInterfaceException {
 580         CreateOtsOmsOutputBuilder output = new CreateOtsOmsOutputBuilder();
 581         String result = "";
 582         Boolean success = false;
 583         // if the node is currently mounted then proceed.
 584         if (this.deviceTransactionManager.isDeviceMounted(input.getNodeId())) {
 585             Mapping oldMapping = null;
 586             Mapping newMapping = null;
 587             oldMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 588             if (oldMapping != null) {
 589                 String otsInterface =
 590                         this.openRoadmInterfaceFactory.createOpenRoadmOtsInterface(input.getNodeId(), oldMapping);
 591                 newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 592                 int count = 0;
 593                 Boolean isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
 594                 while (!isSupportingOtsPresent && (count < 6)) {
 595                     LOG.info("waiting for post interface operation on node '{}'...", input.getNodeId());
 596                     try {
 597                         Thread.sleep(10000);
 598                         this.portMapping.updateMapping(input.getNodeId(), oldMapping);
 599                     } catch (InterruptedException e) {
 600                         LOG.error("Failed to wait for post interface operation ");
 601                     }
 602                     newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 603                     isSupportingOtsPresent = isSupportingOtsPresent(newMapping);
 604                     count++;
 605                 }
 606                 if (count < 6) {
 607                     String omsInterface =
 608                             this.openRoadmInterfaceFactory.createOpenRoadmOmsInterface(input.getNodeId(), newMapping);
 609                     if (omsInterface != null) {
 610                         result = "Interfaces " + otsInterface + " - " + omsInterface + " successfully created on node "
 611                                 + input.getNodeId();
 612                         success = true;
 613                     } else {
 614                         LOG.error("Fail to create OpenRoadmOms Interface for node '{}'", input.getNodeId());
 615                         result = "Fail to create OpenRoadmOms Interface for node : " + input.getNodeId();
 616                     }
 617                 } else {
 618                     LOG.error("Unable to get ots interface from mapping {} for node {}",
 619                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 620                     result = String.format("Unable to get ots interface from mapping %s - %s",
 621                             oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 622                 }
 623             } else {
 624                 result = "Logical Connection point " + input.getLogicalConnectionPoint() + " does not exist for "
 625                         + input.getNodeId();
 626             }
 627         } else {
 628             result = input.getNodeId() + IS_NOT_MOUNTED_ON_THE_CONTROLLER;
 629             LOG.warn("{} is not mounted on the controller",input.getNodeId());
 630         }
 631         return output.setResult(result).setSuccess(success).build();
 632     }
 633
 634     private Boolean isSupportingOtsPresent(Mapping mapping) {
 635         Boolean result = false;
 636         if (mapping != null) {
 637             if (mapping.getSupportingOts() != null) {
 638                 LOG.info("SupportingOts info is present in mapping {}", mapping);
 639                 result = true;
 640             } else {
 641                 LOG.warn("SupportingOts info not present in mapping {}", mapping);
 642             }
 643         }
 644         return result;
 645     }
 646
 647     private void updateOtnTopology(CopyOnWriteArrayList<Nodes> nodes, boolean isDeletion) {
 648         if (nodes.size() != 2) {
 649             LOG.error("Error with OTU4 links to update in otn-topology");
 650             return;
 651         }
 652         if (isDeletion) {
 653             LOG.info("updating otn-topology removing OTU4 links");
 654             this.networkModelService.deleteOtnLinks(nodes.get(0).getNodeId(), nodes.get(0).getDestTp(),
 655                 nodes.get(1).getNodeId(), nodes.get(1).getDestTp(), OtnLinkType.OTU4);
 656         } else {
 657             LOG.info("updating otn-topology adding OTU4 links");
 658             this.networkModelService.createOtnLinks(nodes.get(0).getNodeId(), nodes.get(0).getDestTp(),
 659                 nodes.get(1).getNodeId(), nodes.get(1).getDestTp(), OtnLinkType.OTU4);
 660         }
 661     }
 662 }