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.Arrays;
  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.fixedflex.GridConstant;
  41 import org.opendaylight.transportpce.common.fixedflex.GridUtils;
  42 import org.opendaylight.transportpce.common.fixedflex.SpectrumInformation;
  43 import org.opendaylight.transportpce.common.mapping.PortMapping;
  44 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaceException;
  45 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaces;
  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.rev211004.CreateOtsOmsInput;
  53 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.CreateOtsOmsOutput;
  54 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.CreateOtsOmsOutputBuilder;
  55 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.RendererRollbackInput;
  56 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.RendererRollbackOutput;
  57 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.RendererRollbackOutputBuilder;
  58 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.ServicePathInput;
  59 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.ServicePathOutput;
  60 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.ServicePathOutputBuilder;
  61 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.az.api.info.AEndApiInfo;
  62 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.az.api.info.ZEndApiInfo;
  63 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.renderer.rollback.output.FailedToRollback;
  64 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.renderer.rollback.output.FailedToRollbackBuilder;
  65 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.device.renderer.rev211004.renderer.rollback.output.FailedToRollbackKey;
  66 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev220114.OpenroadmNodeVersion;
  67 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev220114.mapping.Mapping;
  68 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev190531.service.Topology;
  69 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.ServiceList;
  70 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.Services;
  71 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.ServicesBuilder;
  72 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev190531.service.list.ServicesKey;
  73 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev210930.link.tp.LinkTp;
  74 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev210930.link.tp.LinkTpBuilder;
  75 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev210930.node.interfaces.NodeInterface;
  76 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev210930.node.interfaces.NodeInterfaceBuilder;
  77 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev210930.node.interfaces.NodeInterfaceKey;
  78 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev210930.optical.renderer.nodes.Nodes;
  79 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  80 import org.slf4j.Logger;
  81 import org.slf4j.LoggerFactory;
  82
  83
  84 public class DeviceRendererServiceImpl implements DeviceRendererService {
  85     private static final String IS_NOT_MOUNTED_ON_THE_CONTROLLER = " is not mounted on the controller";
  86     private static final Logger LOG = LoggerFactory.getLogger(DeviceRendererServiceImpl.class);
  87     private static final String PT_07 = "07";
  88     private final DataBroker dataBroker;
  89     private final DeviceTransactionManager deviceTransactionManager;
  90     private final OpenRoadmInterfaceFactory openRoadmInterfaceFactory;
  91     private final OpenRoadmInterfaces openRoadmInterfaces;
  92     private final CrossConnect crossConnect;
  93     private final PortMapping portMapping;
  94
  95     public DeviceRendererServiceImpl(DataBroker dataBroker, DeviceTransactionManager deviceTransactionManager,
  96             OpenRoadmInterfaceFactory openRoadmInterfaceFactory, OpenRoadmInterfaces openRoadmInterfaces,
  97             CrossConnect crossConnect, PortMapping portMapping) {
  98         this.dataBroker = dataBroker;
  99         this.deviceTransactionManager = deviceTransactionManager;
 100         this.openRoadmInterfaceFactory = openRoadmInterfaceFactory;
 101         this.openRoadmInterfaces = openRoadmInterfaces;
 102         this.crossConnect = crossConnect;
 103         this.portMapping = portMapping;
 104     }
 105
 106     @SuppressWarnings("rawtypes")
 107     // FIXME check if the ForkJoinTask raw type can be avoided
 108     // Raw types use are discouraged since they lack type safety.
 109     // Resulting Problems are observed at run time and not at compile time
 110     @Override
 111     public ServicePathOutput setupServicePath(ServicePathInput input, ServicePathDirection direction) {
 112         LOG.info("setup service path for input {} and direction {}", input, direction);
 113         List<Nodes> nodes = new ArrayList<>();
 114         if (input.getNodes() != null) {
 115             nodes.addAll(input.getNodes());
 116         }
 117         SpectrumInformation spectrumInformation = GridUtils.initSpectrumInformationFromServicePathInput(input);
 118         // Register node for suppressing alarms
 119         if (!alarmSuppressionNodeRegistration(input)) {
 120             LOG.warn("Alarm suppresion node registration failed!!!!");
 121         }
 122         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 123         Map<NodeInterfaceKey,NodeInterface> nodeInterfaces = new ConcurrentHashMap<>();
 124         Set<String> nodesProvisioned = Sets.newConcurrentHashSet();
 125         CopyOnWriteArrayList<LinkTp> otnLinkTps = new CopyOnWriteArrayList<>();
 126         ServiceListTopology topology = new ServiceListTopology();
 127         AtomicBoolean success = new AtomicBoolean(true);
 128         ForkJoinPool forkJoinPool = new ForkJoinPool();
 129         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 130             String nodeId = node.getNodeId();
 131             LOG.info("Starting provisioning for node : {}", nodeId);
 132             AEndApiInfo apiInfoA = null;
 133             ZEndApiInfo apiInfoZ = null;
 134             if (input.getAEndApiInfo() != null && input.getAEndApiInfo().getNodeId().contains(nodeId)) {
 135                 apiInfoA = input.getAEndApiInfo();
 136             }
 137             if (input.getZEndApiInfo() != null && input.getZEndApiInfo().getNodeId().contains(nodeId)) {
 138                 apiInfoZ = input.getZEndApiInfo();
 139             }
 140             List<String> createdEthInterfaces = new ArrayList<>();
 141             List<String> createdOtuInterfaces = new ArrayList<>();
 142             List<String> createdOduInterfaces = new ArrayList<>();
 143             List<String> createdOchInterfaces = new ArrayList<>();
 144             List<String> createdConnections = new ArrayList<>();
 145             int crossConnectFlag = 0;
 146             try {
 147                 // if the node is currently mounted then proceed
 148                 if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 149                     String srcTp = node.getSrcTp();
 150                     String destTp = node.getDestTp();
 151                     if ((destTp != null) && destTp.contains(StringConstants.NETWORK_TOKEN)) {
 152                         LOG.info("Adding supporting OCH interface for node {}, dest tp {}, spectrumInformation {}",
 153                                 nodeId, destTp, spectrumInformation);
 154                         crossConnectFlag++;
 155                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 156                                 nodeId, destTp, spectrumInformation);
 157                         // Split the string based on # pass the last element as the supported Interface
 158                         // This is needed for 7.1 device models with B100G, we have OTSI, OTSI-group combined as OCH
 159                         String[] listOfSuppOchInf = supportingOchInterface.split("#");
 160                         createdOchInterfaces = Arrays.asList(listOfSuppOchInf);
 161                         // Taking the last element
 162                         supportingOchInterface = createdOchInterfaces.get(createdOchInterfaces.size() - 1);
 163                         String supportingOtuInterface = this.openRoadmInterfaceFactory.createOpenRoadmOtu4Interface(
 164                                 nodeId, destTp, supportingOchInterface, apiInfoA, apiInfoZ);
 165                         createdOtuInterfaces.add(supportingOtuInterface);
 166                         if (srcTp == null) {
 167                             otnLinkTps.add(new LinkTpBuilder().setNodeId(nodeId).setTpId(destTp).build());
 168                         } else {
 169                             // This is needed for 7.1 device models for 400GE, since we have ODUC4 and ODUflex
 170                             // are combined
 171                             createdOduInterfaces = Arrays.asList(this.openRoadmInterfaceFactory
 172                                 .createOpenRoadmOdu4HOInterface(
 173                                     nodeId, destTp, false, apiInfoA, apiInfoZ, PT_07).split("#"));
 174                         }
 175                     }
 176                     if ((srcTp != null) && srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 177                         LOG.info("Adding supporting EThernet interface for node {}, src tp {}", nodeId, srcTp);
 178                         crossConnectFlag++;
 179                         // create OpenRoadm Xponder Client Interfaces
 180                         createdEthInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(
 181                                 nodeId, srcTp));
 182                     }
 183                     if ((srcTp != null) && srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 184                         LOG.info("Adding supporting OCH interface for node {}, src tp {}, spectrumInformation {}",
 185                                 nodeId, srcTp, spectrumInformation);
 186                         crossConnectFlag++;
 187                         // create OpenRoadm Xponder Line Interfaces
 188                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 189                                 nodeId, srcTp, spectrumInformation);
 190                         createdOchInterfaces.add(supportingOchInterface);
 191                         // Split the string based on # pass the last element as the supported Interface
 192                         // This is needed for 7.1 device models with B100G, we have OTSI, OTSI-group combined as OCH
 193                         String[] listOfSuppOchInf = supportingOchInterface.split("#");
 194                         createdOchInterfaces = Arrays.asList(listOfSuppOchInf);
 195                         // Taking the last element
 196                         supportingOchInterface = createdOchInterfaces.get(createdOchInterfaces.size() - 1);
 197                         String supportingOtuInterface = this.openRoadmInterfaceFactory.createOpenRoadmOtu4Interface(
 198                                 nodeId, srcTp, supportingOchInterface, apiInfoA, apiInfoZ);
 199                         createdOtuInterfaces.add(supportingOtuInterface);
 200                         if (destTp == null) {
 201                             otnLinkTps.add(new LinkTpBuilder().setNodeId(nodeId).setTpId(srcTp).build());
 202                         } else {
 203                             createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4HOInterface(
 204                                     nodeId, srcTp, false, apiInfoA, apiInfoZ, PT_07));
 205                         }
 206                     }
 207                     if ((destTp != null) && destTp.contains(StringConstants.CLIENT_TOKEN)) {
 208                         LOG.info("Adding supporting EThernet interface for node {}, dest tp {}", nodeId, destTp);
 209                         crossConnectFlag++;
 210                         // create OpenRoadm Xponder Client Interfaces
 211                         createdEthInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(
 212                                 nodeId, destTp));
 213                     }
 214                     if ((srcTp != null) && (srcTp.contains(StringConstants.TTP_TOKEN)
 215                             || srcTp.contains(StringConstants.PP_TOKEN))) {
 216                         LOG.info("Adding supporting OCH interface for node {}, src tp {}, spectrumInformation {}",
 217                                 nodeId, srcTp, spectrumInformation);
 218                         createdOchInterfaces.addAll(this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaces(
 219                                 nodeId, srcTp, spectrumInformation));
 220                     }
 221                     if ((destTp != null) && (destTp.contains(StringConstants.TTP_TOKEN)
 222                             || destTp.contains(StringConstants.PP_TOKEN))) {
 223                         LOG.info("Adding supporting OCH interface for node {}, dest tp {}, spectrumInformation {}",
 224                                 nodeId, destTp, spectrumInformation);
 225                         createdOchInterfaces.addAll(this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaces(
 226                                 nodeId, destTp, spectrumInformation));
 227                     }
 228                     if (crossConnectFlag < 1) {
 229                         LOG.info("Creating cross connect between source {} and destination {} for node {}", srcTp,
 230                                 destTp, nodeId);
 231                         Optional<String> connectionNameOpt =
 232                                 this.crossConnect.postCrossConnect(nodeId, srcTp, destTp, spectrumInformation);
 233                         if (connectionNameOpt.isPresent()) {
 234                             nodesProvisioned.add(nodeId);
 235                             createdConnections.add(connectionNameOpt.get());
 236                         } else {
 237                             processErrorMessage("Unable to post Roadm-connection for node " + nodeId, forkJoinPool,
 238                                     results);
 239                             success.set(false);
 240                         }
 241                     }
 242                 } else {
 243                     processErrorMessage(nodeId + IS_NOT_MOUNTED_ON_THE_CONTROLLER, forkJoinPool, results);
 244                     success.set(false);
 245                 }
 246             } catch (OpenRoadmInterfaceException ex) {
 247                 processErrorMessage("Setup service path failed! Exception:" + ex.toString(), forkJoinPool, results);
 248                 success.set(false);
 249             }
 250             NodeInterface nodeInterface = new NodeInterfaceBuilder()
 251                 .withKey(new NodeInterfaceKey(nodeId))
 252                 .setNodeId(nodeId)
 253                 .setConnectionId(createdConnections)
 254                 .setEthInterfaceId(createdEthInterfaces)
 255                 .setOtuInterfaceId(createdOtuInterfaces)
 256                 .setOduInterfaceId(createdOduInterfaces)
 257                 .setOchInterfaceId(createdOchInterfaces)
 258                 .build();
 259             nodeInterfaces.put(nodeInterface.key(),nodeInterface);
 260         }));
 261         try {
 262             forkJoinTask.get();
 263         } catch (InterruptedException | ExecutionException e) {
 264             LOG.error("Error while setting up service paths!", e);
 265         }
 266         forkJoinPool.shutdown();
 267
 268         if (success.get()) {
 269             results.add("Interfaces created successfully for nodes: " + String.join(", ", nodesProvisioned));
 270         }
 271         // setting topology in the service list data store
 272         try {
 273             setTopologyForService(input.getServiceName(), topology.getTopology());
 274         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 275             LOG.warn("Failed to write topologies for service {}.", input.getServiceName(), e);
 276         }
 277         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 278             LOG.error("Alarm suppresion node removal failed!!!!");
 279         }
 280         return new ServicePathOutputBuilder()
 281                 .setNodeInterface(nodeInterfaces)
 282                 .setSuccess(success.get())
 283                 .setResult(String.join("\n", results))
 284                 .setLinkTp(otnLinkTps)
 285                 .build();
 286     }
 287
 288     private ConcurrentLinkedQueue<String> processErrorMessage(String message, ForkJoinPool forkJoinPool,
 289             ConcurrentLinkedQueue<String> messages) {
 290         LOG.warn("Received error message {}", message);
 291         messages.add(message);
 292         forkJoinPool.shutdown();
 293         return messages;
 294     }
 295
 296     @SuppressWarnings("rawtypes")
 297     // FIXME check if the ForkJoinTask raw type can be avoided
 298     // Raw types use are discouraged since they lack type safety.
 299     // Resulting Problems are observed at run time and not at compile time
 300     @Override
 301     public ServicePathOutput deleteServicePath(ServicePathInput input) {
 302         if (!alarmSuppressionNodeRegistration(input)) {
 303             LOG.warn("Alarm suppression node registration failed!!!!");
 304         }
 305         List<Nodes> nodes = input.getNodes();
 306         AtomicBoolean success = new AtomicBoolean(true);
 307         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 308         CopyOnWriteArrayList<LinkTp> otnLinkTps = new CopyOnWriteArrayList<>();
 309         ForkJoinPool forkJoinPool = new ForkJoinPool();
 310         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 311             String nodeId = node.getNodeId();
 312             LOG.info("Deleting service setup on node {}", nodeId);
 313             if (node.getDestTp() == null) {
 314                 LOG.error("Destination termination point must not be null.");
 315                 return;
 316             }
 317             if (!this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 318                 String result = nodeId + IS_NOT_MOUNTED_ON_THE_CONTROLLER;
 319                 results.add(result);
 320                 success.set(false);
 321                 LOG.warn(result);
 322                 forkJoinPool.shutdown();
 323                 return;
 324                 //TODO should deletion end here?
 325             }
 326             // if the node is currently mounted then proceed.
 327
 328             String destTp = node.getDestTp();
 329             String srcTp = "";
 330             if (node.getSrcTp() == null) {
 331                 otnLinkTps.add(new LinkTpBuilder()
 332                         .setNodeId(nodeId)
 333                         .setTpId(destTp)
 334                         .build());
 335             } else {
 336                 srcTp = node.getSrcTp();
 337             }
 338             List<String> interfacesToDelete = new LinkedList<>();
 339             interfacesToDelete.addAll(getInterfaces2delete(nodeId, srcTp, destTp,
 340                     input.getLowerSpectralSlotNumber().intValue(),
 341                     input.getHigherSpectralSlotNumber().intValue()));
 342             for (String interfaceId : interfacesToDelete) {
 343                 try {
 344                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 345                 } catch (OpenRoadmInterfaceException e) {
 346                     String result = String.format("Failed to delete interface %s on node %s!", interfaceId, nodeId);
 347                     success.set(false);
 348                     LOG.error(result, e);
 349                     results.add(result);
 350                 }
 351             }
 352         }));
 353         try {
 354             forkJoinTask.get();
 355         } catch (InterruptedException | ExecutionException e) {
 356             LOG.error("Error while deleting service paths!", e);
 357         }
 358         forkJoinPool.shutdown();
 359         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 360             LOG.error("Alarm suppresion node removal failed!!!!");
 361         }
 362         return new ServicePathOutputBuilder()
 363                 .setSuccess(success.get())
 364                 .setLinkTp(otnLinkTps)
 365                 .setResult(
 366                     results.isEmpty()
 367                     ? "Request processed"
 368                     : String.join("\n", results))
 369                 .build();
 370     }
 371
 372     private List<String> getInterfaces2delete(
 373             String nodeId, String srcTp, String destTp, int lowerSpectralSlotNumber, int higherSpectralSlotNumber) {
 374         String spectralSlotName = String.join(GridConstant.SPECTRAL_SLOT_SEPARATOR,
 375                 String.valueOf(lowerSpectralSlotNumber),
 376                 String.valueOf(higherSpectralSlotNumber));
 377
 378         if (destTp.contains(StringConstants.NETWORK_TOKEN)
 379                 || srcTp.contains(StringConstants.CLIENT_TOKEN)
 380                 || srcTp.contains(StringConstants.NETWORK_TOKEN)
 381                 || destTp.contains(StringConstants.CLIENT_TOKEN)) {
 382             return getInterfacesTodelete(nodeId, srcTp, destTp, spectralSlotName);
 383         }
 384
 385         List<String> interfacesToDelete = new LinkedList<>();
 386         String connectionNumber = String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, srcTp, destTp, spectralSlotName);
 387         List<String> intToDelete = this.crossConnect.deleteCrossConnect(nodeId, connectionNumber, false);
 388         for (String interf : intToDelete == null ? new ArrayList<String>() : intToDelete) {
 389             if (!this.openRoadmInterfaceFactory.isUsedByXc(
 390                     nodeId, interf, connectionNumber, this.deviceTransactionManager)) {
 391                 interfacesToDelete.add(interf);
 392             }
 393         }
 394         return interfacesToDelete;
 395     }
 396
 397     private List<String> getInterfacesTodelete(String nodeId, String srcTp, String destTp, String spectralSlotName) {
 398
 399         OpenroadmNodeVersion nodeOpenRoadmVersion =
 400                 this.portMapping.getNode(nodeId).getNodeInfo().getOpenroadmVersion();
 401
 402         List<String> interfacesToDelete = new LinkedList<>();
 403         Map<String, List<String>> suffixListMap =
 404             nodeOpenRoadmVersion.equals(OpenroadmNodeVersion._71)
 405                 ? Map.of(
 406                     // We don't need ODUC2, ODUC3 here, since they are handled in OTN service-path
 407                     // This has to be in an order of deletion
 408                     "ODU",  List.of("ODU4", "ODUFLEX", "ODUC4", "ODUC1"),
 409                     // Add intermediate OTUCn rates (OTUC2, OTUC3)
 410                     // OTU4 is used in 100G service on 7.1 model
 411                     "other", List.of("OTU4", "OTUC1", "OTUC2", "OTUC3", "OTUC4",
 412                     "OTSIGROUP-400G", "OTSIGROUP-300G",  "OTSIGROUP-200G", "OTSIGROUP-100G",
 413                     spectralSlotName))
 414                 : Map.of(
 415                     "ODU", List.of("ODU", "ODU4"),
 416                     "other", List.of("OTU", spectralSlotName));
 417         // this last suffix used to be retrieved from openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName
 418         // i.e. String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, destTp, spectralSlotName) with
 419         // common GridConstant that states NAME_PARAMETERS_SEPARATOR = "-"
 420
 421         if (destTp.contains(StringConstants.NETWORK_TOKEN)) {
 422             try {
 423                 for (String suffix : suffixListMap.get("ODU")) {
 424                     if (this.openRoadmInterfaces.getInterface(
 425                             nodeId, String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, destTp, suffix)).isPresent()) {
 426                         interfacesToDelete.add(String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, destTp, suffix));
 427                     }
 428                 }
 429             }
 430             catch (OpenRoadmInterfaceException e) {
 431                 LOG.error("impossible to get one of the interfaces {}",
 432                     destTp + GridConstant.NAME_PARAMETERS_SEPARATOR + String.join(
 433                         " or " + destTp + GridConstant.NAME_PARAMETERS_SEPARATOR,
 434                         suffixListMap.get("ODU")),
 435                     e);
 436             }
 437             try {
 438                 for (String suffix : suffixListMap.get("other")) {
 439                     if (this.openRoadmInterfaces.getInterface(
 440                         nodeId, String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, destTp, suffix)).isPresent()) {
 441                         LOG.info("Deleting the interface {}",
 442                             String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, destTp, suffix));
 443                         interfacesToDelete.add(String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, destTp, suffix));
 444                     }
 445                 }
 446             }
 447             catch (OpenRoadmInterfaceException e) {
 448                 LOG.error("impossible to get one of the interfaces {}",
 449                     destTp + GridConstant.NAME_PARAMETERS_SEPARATOR + String.join(
 450                         " or " + destTp + GridConstant.NAME_PARAMETERS_SEPARATOR,
 451                         suffixListMap.get("ODU")),
 452                     e);
 453             }
 454         }
 455         if (srcTp.contains(StringConstants.NETWORK_TOKEN)) {
 456             interfacesToDelete.add(
 457                     String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, srcTp, suffixListMap.get("ODU").get(0)));
 458             for (String suffix : suffixListMap.get("other")) {
 459                 interfacesToDelete.add(String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, srcTp, suffix));
 460             }
 461         }
 462
 463         if (srcTp.contains(StringConstants.CLIENT_TOKEN)) {
 464             interfacesToDelete.add(String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, srcTp, "ETHERNET"));
 465         }
 466         if (destTp.contains(StringConstants.CLIENT_TOKEN)) {
 467
 468             interfacesToDelete.add(String.join(GridConstant.NAME_PARAMETERS_SEPARATOR, destTp, "ETHERNET"));
 469         }
 470         return interfacesToDelete;
 471     }
 472
 473
 474
 475     @Override
 476     public RendererRollbackOutput rendererRollback(RendererRollbackInput input) {
 477         boolean success = true;
 478         Map<FailedToRollbackKey,FailedToRollback> failedToRollbackList = new HashMap<>();
 479         for (NodeInterface nodeInterfaces : input.nonnullNodeInterface().values()) {
 480             List<String> failedInterfaces = new ArrayList<>();
 481             String nodeId = nodeInterfaces.getNodeId();
 482             for (String connectionId : nodeInterfaces.getConnectionId()) {
 483                 List<String> listInter = this.crossConnect.deleteCrossConnect(nodeId, connectionId, false);
 484                 if (listInter != null) {
 485                     LOG.info("Cross connect {} on node {} successfully deleted.", connectionId, nodeId);
 486                 } else {
 487                     LOG.error("Failed to delete cross connect {} on node {}!", connectionId, nodeId);
 488                     success = false;
 489                     failedInterfaces.add(connectionId);
 490                 }
 491             }
 492             // Interfaces needs to be in specific order to delete. Order is:
 493             // 1. ODU interfaces
 494             // 2. OTU interfaces
 495             // 3. OCH interfaces
 496             // 4. ETH interfaces
 497             LinkedList<String> interfacesToDelete = new LinkedList<>();
 498             if (nodeInterfaces.getOduInterfaceId() != null) {
 499                 interfacesToDelete.addAll(nodeInterfaces.getOduInterfaceId());
 500             }
 501             if (nodeInterfaces.getOtuInterfaceId() != null) {
 502                 interfacesToDelete.addAll(nodeInterfaces.getOtuInterfaceId());
 503             }
 504             if (nodeInterfaces.getOchInterfaceId() != null) {
 505                 interfacesToDelete.addAll(nodeInterfaces.getOchInterfaceId());
 506             }
 507             if (nodeInterfaces.getEthInterfaceId() != null) {
 508                 interfacesToDelete.addAll(nodeInterfaces.getEthInterfaceId());
 509             }
 510             LOG.info("Going to execute rollback on node {}. Interfaces to rollback: {}", nodeId,
 511                     String.join(", ", interfacesToDelete));
 512             for (String interfaceId : interfacesToDelete) {
 513                 try {
 514                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 515                     LOG.info("Interface {} on node {} successfully deleted.", interfaceId, nodeId);
 516                 } catch (OpenRoadmInterfaceException e) {
 517                     LOG.error("Failed to delete interface {} on node {}!", interfaceId, nodeId);
 518                     success = false;
 519                     failedInterfaces.add(interfaceId);
 520                 }
 521             }
 522             FailedToRollback failedToRollack = new FailedToRollbackBuilder().withKey(new FailedToRollbackKey(nodeId))
 523                     .setNodeId(nodeId).setInterface(failedInterfaces).build();
 524             failedToRollbackList.put(failedToRollack.key(),failedToRollack);
 525         }
 526         return new RendererRollbackOutputBuilder()
 527                 .setSuccess(success)
 528                 .setFailedToRollback(failedToRollbackList)
 529                 .build();
 530     }
 531
 532     private boolean alarmSuppressionNodeRegistration(ServicePathInput input) {
 533         Map<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service
 534                 .nodelist.nodelist.NodesKey,
 535             org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102.service
 536                 .nodelist.nodelist.Nodes> nodeList = new HashMap<>();
 537         if (input.getNodes() != null) {
 538             for (Nodes node : input.getNodes()) {
 539                 org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 540                     .service.nodelist.nodelist.Nodes nodes =
 541                         new org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 542                             .service.nodelist.nodelist.NodesBuilder().setNodeId(node.getNodeId()).build();
 543                 nodeList.put(nodes.key(),nodes);
 544             }
 545         }
 546         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 547             .service.nodelist.Nodelist> nodeListIID =
 548                  InstanceIdentifier.create(ServiceNodelist.class)
 549                      .child(org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 550                          .service.nodelist.Nodelist.class, new NodelistKey(input.getServiceName()));
 551         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 552         writeTransaction.merge(LogicalDatastoreType.CONFIGURATION,
 553                 nodeListIID,
 554                 new NodelistBuilder()
 555                     .withKey(new NodelistKey(input.getServiceName()))
 556                     .setServiceName(input.getServiceName())
 557                     .setNodes(nodeList)
 558                     .build());
 559         FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
 560         try {
 561             commit.get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 562             LOG.info("Nodes are register for alarm suppression for service: {}", input.getServiceName());
 563             return true;
 564         } catch (ExecutionException | InterruptedException | TimeoutException e) {
 565             LOG.warn("Failed to alarm suppresslist for service: {}", input.getServiceName(), e);
 566             return false;
 567         }
 568     }
 569
 570     private boolean alarmSuppressionNodeRemoval(String serviceName) {
 571         InstanceIdentifier<org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 572             .service.nodelist.Nodelist> nodeListIID =
 573                 InstanceIdentifier.create(ServiceNodelist.class)
 574                     .child(org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.alarmsuppression.rev171102
 575                         .service.nodelist.Nodelist.class, new NodelistKey(serviceName));
 576         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 577         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, nodeListIID);
 578         FluentFuture<? extends @NonNull CommitInfo> commit = writeTransaction.commit();
 579         try {
 580             commit.get(Timeouts.DATASTORE_DELETE, TimeUnit.MILLISECONDS);
 581             LOG.info("Nodes are unregister for alarm suppression for service: {}", serviceName);
 582             return true;
 583         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 584             LOG.warn("Failed to alarm suppresslist for service: {}", serviceName, e);
 585             return false;
 586         }
 587     }
 588
 589     private void setTopologyForService(String name, Topology topo)
 590             throws InterruptedException, ExecutionException, TimeoutException {
 591         ServicesBuilder servicesBuilder;
 592         // Get the service from the service list inventory
 593         ServicesKey serviceKey = new ServicesKey(name);
 594         InstanceIdentifier<Services> iid =
 595                 InstanceIdentifier.create(ServiceList.class).child(Services.class, serviceKey);
 596         Optional<Services> services;
 597         try (ReadTransaction readTx = this.dataBroker.newReadOnlyTransaction()) {
 598             Future<java.util.Optional<Services>> future =
 599                     readTx.read(LogicalDatastoreType.OPERATIONAL, iid);
 600             services = future.get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS);
 601         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 602             throw e;
 603         }
 604         if (services.isPresent()) {
 605             LOG.info("service {} already exists", name);
 606             servicesBuilder = new ServicesBuilder(services.get()).setTopology(topo);
 607             WriteTransaction writeTx = this.dataBroker.newWriteOnlyTransaction();
 608             writeTx.merge(LogicalDatastoreType.OPERATIONAL, iid, servicesBuilder.build());
 609             writeTx.commit().get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 610         } else {
 611             LOG.warn("Service {} does not exist - topology can not be updated", name);
 612         }
 613     }
 614
 615     @edu.umd.cs.findbugs.annotations.SuppressFBWarnings(
 616         value = "SLF4J_FORMAT_SHOULD_BE_CONST",
 617         justification = "Log messages content needs to be formatted before"
 618             + "since they are used in the returned object")
 619     @Override
 620     public CreateOtsOmsOutput createOtsOms(CreateOtsOmsInput input) throws OpenRoadmInterfaceException {
 621         if (!this.deviceTransactionManager.isDeviceMounted(input.getNodeId())) {
 622             String result = input.getNodeId() + IS_NOT_MOUNTED_ON_THE_CONTROLLER;
 623             LOG.warn(result);
 624             return new CreateOtsOmsOutputBuilder().setResult(result).setSuccess(false).build();
 625         }
 626         // if the node is currently mounted then proceed.
 627         Mapping oldMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 628         if (oldMapping == null) {
 629             return new CreateOtsOmsOutputBuilder()
 630                     .setResult(String.format("Logical Connection point %s does not exist for %s",
 631                             input.getLogicalConnectionPoint(), input.getNodeId()))
 632                     .setSuccess(false)
 633                     .build();
 634         }
 635
 636         String otsInterface = this.openRoadmInterfaceFactory.createOpenRoadmOtsInterface(input.getNodeId(), oldMapping);
 637         int count = 0;
 638         Mapping newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 639         while (!isSupportingOtsPresent(newMapping)) {
 640             LOG.info("waiting for post interface operation on node '{}'...", input.getNodeId());
 641             try {
 642                 Thread.sleep(10000);
 643                 this.portMapping.updateMapping(input.getNodeId(), oldMapping);
 644             } catch (InterruptedException e) {
 645                 LOG.error("Failed to wait for post interface operation");
 646             }
 647             count++;
 648             if (count >= 6) {
 649                 String result = String.format("Unable to get ots interface from mapping %s - %s",
 650                         oldMapping.getLogicalConnectionPoint(), input.getNodeId());
 651                 LOG.error(result);
 652                 return new CreateOtsOmsOutputBuilder().setResult(result).setSuccess(false).build();
 653             }
 654             newMapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 655         }
 656
 657         String omsInterface = this.openRoadmInterfaceFactory.createOpenRoadmOmsInterface(input.getNodeId(), newMapping);
 658         if (omsInterface == null) {
 659             String result = String.format("Fail to create OpenRoadmOms Interface for node : %s", input.getNodeId());
 660             LOG.error(result);
 661             return new CreateOtsOmsOutputBuilder().setResult(result).setSuccess(false).build();
 662         }
 663         return new CreateOtsOmsOutputBuilder()
 664                 .setResult(String.format("Interfaces %s - %s successfully created on node %s",
 665                     otsInterface, omsInterface, input.getNodeId()))
 666                 .setSuccess(true)
 667                 .build();
 668     }
 669
 670     private Boolean isSupportingOtsPresent(Mapping mapping) {
 671         if (mapping == null) {
 672             return false;
 673         }
 674         if (mapping.getSupportingOts() == null) {
 675             LOG.warn("SupportingOts info is not present in mapping {}", mapping);
 676             return false;
 677         }
 678         LOG.info("SupportingOts info is present in mapping {}", mapping);
 679         return true;
 680     }
 681 }