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
   9 package org.opendaylight.transportpce.renderer.provisiondevice;
  10
  11 import com.google.common.collect.Sets;
  12 import java.util.ArrayList;
  13 import java.util.LinkedList;
  14 import java.util.List;
  15 import java.util.Optional;
  16 import java.util.Set;
  17 import java.util.concurrent.ConcurrentLinkedQueue;
  18 import java.util.concurrent.ExecutionException;
  19 import java.util.concurrent.ForkJoinPool;
  20 import java.util.concurrent.ForkJoinTask;
  21 import java.util.concurrent.Future;
  22 import java.util.concurrent.TimeUnit;
  23 import java.util.concurrent.TimeoutException;
  24 import java.util.concurrent.atomic.AtomicBoolean;
  25 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  26 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  27 import org.opendaylight.controller.md.sal.binding.api.WriteTransaction;
  28 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  29 import org.opendaylight.transportpce.common.Timeouts;
  30 import org.opendaylight.transportpce.common.crossconnect.CrossConnect;
  31 import org.opendaylight.transportpce.common.device.DeviceTransactionManager;
  32 import org.opendaylight.transportpce.common.mapping.PortMapping;
  33 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaceException;
  34 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaces;
  35 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfacesImpl;
  36 import org.opendaylight.transportpce.renderer.openroadminterface.OpenRoadmInterfaceFactory;
  37 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServiceListTopology;
  38 import org.opendaylight.transportpce.renderer.provisiondevice.servicepath.ServicePathDirection;
  39 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.service.types.rev161014.service.Topology;
  40 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev170206.get.connection.port.trail.output.Ports;
  41 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev170206.org.openroadm.device.container.OrgOpenroadmDevice;
  42 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev170206.org.openroadm.device.container.org.openroadm.device.RoadmConnections;
  43 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev170206.org.openroadm.device.container.org.openroadm.device.RoadmConnectionsKey;
  44 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev161014.OchAttributes.ModulationFormat;
  45 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.channel.interfaces.rev161014.R100G;
  46 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.ServiceList;
  47 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.list.Services;
  48 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.list.ServicesBuilder;
  49 import org.opendaylight.yang.gen.v1.http.org.openroadm.service.rev161014.service.list.ServicesKey;
  50 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.node.interfaces.NodeInterface;
  51 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.node.interfaces.NodeInterfaceBuilder;
  52 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.node.interfaces.NodeInterfaceKey;
  53 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.olm.renderer.input.Nodes;
  54 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.alarmsuppression.rev171102.ServiceNodelist;
  55 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.alarmsuppression.rev171102.service.nodelist.NodelistBuilder;
  56 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.alarmsuppression.rev171102.service.nodelist.NodelistKey;
  57 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.portmapping.rev170228.network.nodes.Mapping;
  58 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.renderer.rev170228.CreateOtsOmsInput;
  59 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.renderer.rev170228.CreateOtsOmsOutput;
  60 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.renderer.rev170228.CreateOtsOmsOutputBuilder;
  61 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.renderer.rev170228.RendererRollbackInput;
  62 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.renderer.rev170228.RendererRollbackOutput;
  63 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.renderer.rev170228.RendererRollbackOutputBuilder;
  64 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.renderer.rev170228.ServicePathInput;
  65 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.renderer.rev170228.ServicePathOutput;
  66 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.renderer.rev170228.ServicePathOutputBuilder;
  67 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.renderer.rev170228.renderer.rollback.output.FailedToRollback;
  68 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.renderer.rev170228.renderer.rollback.output.FailedToRollbackBuilder;
  69 import org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.renderer.rev170228.renderer.rollback.output.FailedToRollbackKey;
  70 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  71 import org.slf4j.Logger;
  72 import org.slf4j.LoggerFactory;
  73
  74 public class DeviceRendererServiceImpl implements DeviceRendererService {
  75
  76     private static final Logger LOG = LoggerFactory.getLogger(DeviceRendererServiceImpl.class);
  77
  78     private final DataBroker dataBroker;
  79     private final DeviceTransactionManager deviceTransactionManager;
  80     private final OpenRoadmInterfaceFactory openRoadmInterfaceFactory;
  81     private final OpenRoadmInterfaces openRoadmInterfaces;
  82     private final CrossConnect crossConnect;
  83     private final PortMapping portMapping;
  84
  85     public DeviceRendererServiceImpl(DataBroker dataBroker, DeviceTransactionManager deviceTransactionManager,
  86         OpenRoadmInterfaceFactory openRoadmInterfaceFactory, OpenRoadmInterfaces openRoadmInterfaces,
  87         CrossConnect crossConnect, PortMapping portMapping) {
  88         this.dataBroker = dataBroker;
  89         this.deviceTransactionManager = deviceTransactionManager;
  90         this.openRoadmInterfaceFactory = openRoadmInterfaceFactory;
  91         this.openRoadmInterfaces = openRoadmInterfaces;
  92         this.crossConnect = crossConnect;
  93         this.portMapping = portMapping;
  94     }
  95
  96     @Override
  97     public ServicePathOutput setupServicePath(ServicePathInput input, ServicePathDirection direction) {
  98         List<Nodes> nodes = input.getNodes();
  99         // Register node for suppressing alarms
 100         if (!alarmSuppressionNodeRegistration(input)) {
 101             LOG.warn("Alarm suppresion node registration failed!!!!");
 102         }
 103
 104         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 105         Set<NodeInterface> nodeInterfaces = Sets.newConcurrentHashSet();
 106         Set<String> nodesProvisioned = Sets.newConcurrentHashSet();
 107         ServiceListTopology topology = new ServiceListTopology();
 108         AtomicBoolean success = new AtomicBoolean(true);
 109
 110         ForkJoinPool forkJoinPool = new ForkJoinPool();
 111         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 112             String nodeId = node.getNodeId();
 113             LOG.info("Starting provisioning for node : {}", nodeId);
 114             List<String> createdEthInterfaces = new ArrayList<>();
 115             List<String> createdOtuInterfaces = new ArrayList<>();
 116             List<String> createdOduInterfaces = new ArrayList<>();
 117             List<String> createdOchInterfaces = new ArrayList<>();
 118             List<String> createdConnections = new ArrayList<>();
 119             int crossConnectFlag = 0;
 120
 121             try {
 122                 // if the node is currently mounted then proceed
 123                 if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 124                     String srcTp = node.getSrcTp();
 125                     String destTp = node.getDestTp();
 126
 127                     Long waveNumber = input.getWaveNumber();
 128                     if ((destTp != null) && destTp.contains(OpenRoadmInterfacesImpl.NETWORK_TOKEN)) {
 129                         crossConnectFlag++;
 130                         // create OpenRoadm Xponder Line Interfaces
 131                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 132                             nodeId, destTp, waveNumber, R100G.class, ModulationFormat.DpQpsk);
 133                         createdOchInterfaces.add(supportingOchInterface);
 134
 135                         String supportingOtuInterface = this.openRoadmInterfaceFactory.createOpenRoadmOtu4Interface(
 136                             nodeId, destTp, supportingOchInterface);
 137                         createdOtuInterfaces.add(supportingOtuInterface);
 138
 139                         createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 140                             destTp, supportingOtuInterface));
 141                     }
 142                     if ((srcTp != null) && srcTp.contains(OpenRoadmInterfacesImpl.CLIENT_TOKEN)) {
 143                         crossConnectFlag++;
 144                         // create OpenRoadm Xponder Client Interfaces
 145                         createdEthInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId,
 146                             srcTp));
 147
 148                     }
 149                     if ((srcTp != null) && srcTp.contains(OpenRoadmInterfacesImpl.NETWORK_TOKEN)) {
 150                         crossConnectFlag++;
 151                         // create OpenRoadm Xponder Line Interfaces
 152                         String supportingOchInterface = this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(
 153                             nodeId, srcTp, waveNumber, R100G.class, ModulationFormat.DpQpsk);
 154                         createdOchInterfaces.add(supportingOchInterface);
 155
 156                         String supportingOtuInterface = this.openRoadmInterfaceFactory.createOpenRoadmOtu4Interface(
 157                             nodeId, srcTp, supportingOchInterface);
 158                         createdOtuInterfaces.add(supportingOtuInterface);
 159
 160                         createdOduInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOdu4Interface(nodeId,
 161                             srcTp, supportingOtuInterface));
 162                     }
 163                     if ((destTp != null) && destTp.contains(OpenRoadmInterfacesImpl.CLIENT_TOKEN)) {
 164                         crossConnectFlag++;
 165                         // create OpenRoadm Xponder Client Interfaces
 166                         createdEthInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmEthInterface(nodeId,
 167                             destTp));
 168
 169                     }
 170                     if ((srcTp != null) && (srcTp.contains(OpenRoadmInterfacesImpl.TTP_TOKEN) || srcTp.contains(
 171                         OpenRoadmInterfacesImpl.PP_TOKEN))) {
 172                         createdOchInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(nodeId,
 173                             srcTp, waveNumber));
 174                     }
 175                     if ((destTp != null) && (destTp.contains(OpenRoadmInterfacesImpl.TTP_TOKEN) || destTp.contains(
 176                         OpenRoadmInterfacesImpl.PP_TOKEN))) {
 177                         createdOchInterfaces.add(this.openRoadmInterfaceFactory.createOpenRoadmOchInterface(nodeId,
 178                             destTp, waveNumber));
 179                     }
 180                     if (crossConnectFlag < 1) {
 181                         LOG.info("Creating cross connect between source {} and destination {} for node {}", srcTp,
 182                             destTp, nodeId);
 183                         Optional<String> connectionNameOpt = this.crossConnect.postCrossConnect(nodeId, waveNumber,
 184                             srcTp, destTp);
 185                         if (connectionNameOpt.isPresent()) {
 186                             nodesProvisioned.add(nodeId);
 187                             List<Ports> ports = this.crossConnect.getConnectionPortTrail(nodeId, waveNumber, srcTp,
 188                                 destTp);
 189                             if (ServicePathDirection.A_TO_Z.equals(direction)) {
 190                                 topology.updateAtoZTopologyList(ports, nodeId);
 191                             }
 192                             if (ServicePathDirection.Z_TO_A.equals(direction)) {
 193                                 topology.updateZtoATopologyList(ports, nodeId);
 194
 195                             }
 196                             createdConnections.add(connectionNameOpt.get());
 197                         } else {
 198                             processErrorMessage("Unable to post Roadm-connection for node " + nodeId, forkJoinPool,
 199                                 results);
 200                             success.set(false);
 201                         }
 202                     }
 203                 } else {
 204                     processErrorMessage(nodeId + " is not mounted on the controller", forkJoinPool, results);
 205                     success.set(false);
 206                 }
 207             } catch (OpenRoadmInterfaceException ex) {
 208                 processErrorMessage("Setup service path failed! Exception:" + ex.toString(), forkJoinPool, results);
 209                 success.set(false);
 210             }
 211
 212             NodeInterfaceBuilder nodeInterfaceBuilder = new NodeInterfaceBuilder();
 213             nodeInterfaceBuilder.withKey(new NodeInterfaceKey(nodeId));
 214             nodeInterfaceBuilder.setNodeId(nodeId);
 215             nodeInterfaceBuilder.setConnectionId(createdConnections);
 216             nodeInterfaceBuilder.setEthInterfaceId(createdEthInterfaces);
 217             nodeInterfaceBuilder.setOtuInterfaceId(createdOtuInterfaces);
 218             nodeInterfaceBuilder.setOduInterfaceId(createdOduInterfaces);
 219             nodeInterfaceBuilder.setOchInterfaceId(createdOchInterfaces);
 220             nodeInterfaces.add(nodeInterfaceBuilder.build());
 221         }));
 222
 223         try {
 224             forkJoinTask.get();
 225         } catch (InterruptedException | ExecutionException e) {
 226             LOG.error("Error while setting up service paths!", e);
 227         }
 228
 229         forkJoinPool.shutdown();
 230
 231         if (success.get()) {
 232             results.add("Roadm-connection successfully created for nodes: " + String.join(", ", nodesProvisioned));
 233         }
 234         ServicePathOutputBuilder setServBldr = new ServicePathOutputBuilder();
 235         setServBldr.setNodeInterface(new ArrayList<>(nodeInterfaces));
 236         setServBldr.setSuccess(success.get());
 237         setServBldr.setResult(String.join("\n", results));
 238
 239         // setting topology in the service list data store
 240         try {
 241             setTopologyForService(input.getServiceName(), topology.getTopology());
 242         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 243             LOG.warn("Failed to write topologies for service {}.", input.getServiceName(), e);
 244         }
 245
 246         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 247             LOG.error("Alarm suppresion node removal failed!!!!");
 248         }
 249
 250         return setServBldr.build();
 251     }
 252
 253     private ConcurrentLinkedQueue<String> processErrorMessage(String message, ForkJoinPool forkJoinPool,
 254         ConcurrentLinkedQueue<String> messages) {
 255         LOG.warn(message);
 256         messages.add(message);
 257         forkJoinPool.shutdown();
 258         return messages;
 259     }
 260
 261     @Override
 262     public ServicePathOutput deleteServicePath(ServicePathInput input) {
 263         List<Nodes> nodes = input.getNodes();
 264         AtomicBoolean success = new AtomicBoolean(true);
 265
 266         ConcurrentLinkedQueue<String> results = new ConcurrentLinkedQueue<>();
 267         if (!alarmSuppressionNodeRegistration(input)) {
 268             LOG.warn("Alarm suppresion node registraion failed!!!!");
 269         }
 270         ForkJoinPool forkJoinPool = new ForkJoinPool();
 271         ForkJoinTask forkJoinTask = forkJoinPool.submit(() -> nodes.parallelStream().forEach(node -> {
 272             List<String> interfacesToDelete = new LinkedList<>();
 273             String nodeId = node.getNodeId();
 274             LOG.info("Deleting service setup on node {}", nodeId);
 275             String srcTp = node.getSrcTp();
 276             String destTp = node.getDestTp();
 277             Long waveNumber = input.getWaveNumber();
 278
 279             if ((srcTp == null) || (destTp == null)) {
 280                 LOG.error("Source ({}) or destination ({}) termination point is null.", srcTp, destTp);
 281                 return;
 282             }
 283
 284             // if the node is currently mounted then proceed.
 285             if (this.deviceTransactionManager.isDeviceMounted(nodeId)) {
 286                 if (destTp.contains(OpenRoadmInterfacesImpl.NETWORK_TOKEN) || srcTp.contains(
 287                     OpenRoadmInterfacesImpl.CLIENT_TOKEN) || srcTp.contains(OpenRoadmInterfacesImpl.NETWORK_TOKEN)
 288                     || destTp.contains(OpenRoadmInterfacesImpl.CLIENT_TOKEN)) {
 289                     if (destTp.contains(OpenRoadmInterfacesImpl.NETWORK_TOKEN)) {
 290                         interfacesToDelete.add(destTp + "-ODU");
 291                         interfacesToDelete.add(destTp + "-OTU");
 292                         interfacesToDelete.add(this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(destTp,
 293                             waveNumber));
 294                     }
 295                     if (srcTp.contains(OpenRoadmInterfacesImpl.NETWORK_TOKEN)) {
 296                         interfacesToDelete.add(srcTp + "-ODU");
 297                         interfacesToDelete.add(srcTp + "-OTU");
 298                         interfacesToDelete.add(this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(srcTp,
 299                             waveNumber));
 300                     }
 301                     if (srcTp.contains(OpenRoadmInterfacesImpl.CLIENT_TOKEN)) {
 302                         interfacesToDelete.add(srcTp + "-ETHERNET");
 303                     }
 304                     if (destTp.contains(OpenRoadmInterfacesImpl.CLIENT_TOKEN)) {
 305                         interfacesToDelete.add(destTp + "-ETHERNET");
 306                     }
 307                 } else {
 308                     String connectionNumber = srcTp + "-" + destTp + "-" + waveNumber;
 309                     if (!this.crossConnect.deleteCrossConnect(nodeId, connectionNumber)) {
 310                         LOG.error("Failed to delete cross connect {}", connectionNumber);
 311                     }
 312                     connectionNumber = destTp + "-" + srcTp + "-" + waveNumber;
 313                     String interfName = this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(srcTp,
 314                         waveNumber);
 315                     if (!isUsedByXc(nodeId, interfName, connectionNumber)) {
 316                         interfacesToDelete.add(interfName);
 317                     }
 318                     interfName = this.openRoadmInterfaceFactory.createOpenRoadmOchInterfaceName(destTp, waveNumber);
 319                     if (!isUsedByXc(nodeId, interfName, connectionNumber)) {
 320                         interfacesToDelete.add(interfName);
 321                     }
 322                 }
 323             } else {
 324                 String result = nodeId + " is not mounted on the controller";
 325                 results.add(result);
 326                 success.set(false);
 327                 LOG.warn(result);
 328                 forkJoinPool.shutdown();
 329                 return; // TODO should deletion end here?
 330             }
 331
 332             for (String interfaceId : interfacesToDelete) {
 333                 try {
 334                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 335                 } catch (OpenRoadmInterfaceException e) {
 336                     String result = String.format("Failed to delete interface %s on node %s!", interfaceId, nodeId);
 337                     success.set(false);
 338                     LOG.error(result, e);
 339                     results.add(result);
 340                 }
 341             }
 342         }));
 343
 344         try {
 345             forkJoinTask.get();
 346         } catch (InterruptedException | ExecutionException e) {
 347             LOG.error("Error while deleting service paths!", e);
 348         }
 349
 350         forkJoinPool.shutdown();
 351         if (!alarmSuppressionNodeRemoval(input.getServiceName())) {
 352             LOG.error("Alarm suppresion node removal failed!!!!");
 353         }
 354         ServicePathOutputBuilder delServBldr = new ServicePathOutputBuilder();
 355         delServBldr.setSuccess(success.get());
 356         if (results.isEmpty()) {
 357             return delServBldr.setResult("Request processed").build();
 358         } else {
 359             return delServBldr.setResult(String.join("\n", results)).build();
 360         }
 361     }
 362
 363     @Override
 364     public RendererRollbackOutput rendererRollback(RendererRollbackInput input) {
 365         boolean success = true;
 366         List<FailedToRollback> failedToRollbackList = new ArrayList<>();
 367         for (NodeInterface nodeInterfaces : input.getNodeInterface()) {
 368             List<String> failedInterfaces = new ArrayList<>();
 369             String nodeId = nodeInterfaces.getNodeId();
 370             for (String connectionId : nodeInterfaces.getConnectionId()) {
 371                 if (this.crossConnect.deleteCrossConnect(nodeId, connectionId)) {
 372                     LOG.info("Cross connect {} on node {} successfully deleted.", connectionId, nodeId);
 373                 } else {
 374                     LOG.error("Failed to delete cross connect {} on node {}!", connectionId, nodeId);
 375                     success = false;
 376                     failedInterfaces.add(connectionId);
 377                 }
 378             }
 379             // Interfaces needs to be in specific order to delete. Order is:
 380             // 1. ODU interfaces
 381             // 2. OTU interfaces
 382             // 3. OCH interfaces
 383             // 4. ETH interfaces
 384             LinkedList<String> interfacesToDelete = new LinkedList<>();
 385             if (nodeInterfaces.getOduInterfaceId() != null) {
 386                 interfacesToDelete.addAll(nodeInterfaces.getOduInterfaceId());
 387             }
 388             if (nodeInterfaces.getOtuInterfaceId() != null) {
 389                 interfacesToDelete.addAll(nodeInterfaces.getOtuInterfaceId());
 390             }
 391             if (nodeInterfaces.getOchInterfaceId() != null) {
 392                 interfacesToDelete.addAll(nodeInterfaces.getOchInterfaceId());
 393             }
 394             if (nodeInterfaces.getEthInterfaceId() != null) {
 395                 interfacesToDelete.addAll(nodeInterfaces.getEthInterfaceId());
 396             }
 397
 398             LOG.info("Going to execute rollback on node {}. Interfaces to rollback: {}", nodeId, String.join(", ",
 399                 interfacesToDelete));
 400
 401             for (String interfaceId : interfacesToDelete) {
 402                 try {
 403                     this.openRoadmInterfaces.deleteInterface(nodeId, interfaceId);
 404                     LOG.info("Interface {} on node {} successfully deleted.", interfaceId, nodeId);
 405                 } catch (OpenRoadmInterfaceException e) {
 406                     LOG.error("Failed to delete interface {} on node {}!", interfaceId, nodeId);
 407                     success = false;
 408                     failedInterfaces.add(interfaceId);
 409                 }
 410             }
 411             failedToRollbackList.add(new FailedToRollbackBuilder().withKey(new FailedToRollbackKey(nodeId)).setNodeId(
 412                 nodeId).setInterface(failedInterfaces).build());
 413         }
 414         return new RendererRollbackOutputBuilder().setSuccess(success).setFailedToRollback(failedToRollbackList)
 415             .build();
 416     }
 417
 418     private boolean alarmSuppressionNodeRegistration(ServicePathInput input) {
 419         NodelistBuilder nodeListBuilder = new NodelistBuilder();
 420         nodeListBuilder.withKey(new NodelistKey(input.getServiceName()));
 421         nodeListBuilder.setServiceName(input.getServiceName());
 422         List<
 423             org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.alarmsuppression.rev171102.service.nodelist
 424                 .nodelist.Nodes> nodeList = new ArrayList<>();
 425         for (Nodes node : input.getNodes()) {
 426             nodeList.add(
 427                 new org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.alarmsuppression.rev171102.service
 428                     .nodelist.nodelist.NodesBuilder().setNodeId(node.getNodeId()).build());
 429         }
 430         nodeListBuilder.setNodes(nodeList);
 431         InstanceIdentifier<
 432             org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.alarmsuppression.rev171102.service.nodelist
 433                 .Nodelist> nodeListIID = InstanceIdentifier.create(ServiceNodelist.class).child(org.opendaylight.yang
 434                         .gen.v1.urn.opendaylight.params.xml.ns.yang.alarmsuppression.rev171102.service.nodelist
 435                         .Nodelist.class, new NodelistKey(input.getServiceName()));
 436         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 437         writeTransaction.merge(LogicalDatastoreType.CONFIGURATION, nodeListIID, nodeListBuilder.build());
 438         Future<Void> submit = writeTransaction.submit();
 439         try {
 440             submit.get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 441             LOG.info("Nodes are register for alarm suppression for service: {}", input.getServiceName());
 442             return true;
 443
 444         } catch (ExecutionException | InterruptedException | TimeoutException e) {
 445             LOG.warn("Failed to alarm suppresslist for service: {}", input.getServiceName(), e);
 446             return false;
 447         }
 448     }
 449
 450     private boolean alarmSuppressionNodeRemoval(String serviceName) {
 451         InstanceIdentifier<
 452             org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.alarmsuppression.rev171102.service
 453                 .nodelist.Nodelist> nodeListIID = InstanceIdentifier.create(ServiceNodelist.class).child(
 454                         org.opendaylight.yang.gen.v1.urn.opendaylight.params.xml.ns.yang.alarmsuppression.rev171102
 455                             .service.nodelist.Nodelist.class, new NodelistKey(serviceName));
 456         final WriteTransaction writeTransaction = this.dataBroker.newWriteOnlyTransaction();
 457         writeTransaction.delete(LogicalDatastoreType.CONFIGURATION, nodeListIID);
 458         Future<Void> submit = writeTransaction.submit();
 459         try {
 460             submit.get(Timeouts.DATASTORE_DELETE, TimeUnit.MILLISECONDS);
 461             LOG.info("Nodes are unregister for alarm suppression for service: {}", serviceName);
 462             return true;
 463
 464         } catch (InterruptedException | TimeoutException | ExecutionException e) {
 465             LOG.warn("Failed to alarm suppresslist for service: {}", serviceName, e);
 466             return false;
 467         }
 468     }
 469
 470     private void setTopologyForService(String serviceName, Topology topo) throws InterruptedException,
 471         ExecutionException, TimeoutException {
 472
 473         ServicesBuilder servicesBuilder;
 474         // Get the service from the service list inventory
 475
 476         ServicesKey serviceKey = new ServicesKey(serviceName);
 477         InstanceIdentifier<Services> iid = InstanceIdentifier.create(ServiceList.class).child(Services.class,
 478             serviceKey);
 479         Optional<Services> services;
 480         try (ReadOnlyTransaction readTx = this.dataBroker.newReadOnlyTransaction()) {
 481             Future<com.google.common.base.Optional<Services>> future = readTx.read(LogicalDatastoreType.OPERATIONAL,
 482                 iid);
 483             services = future.get(Timeouts.DATASTORE_READ, TimeUnit.MILLISECONDS).toJavaUtil();
 484         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 485             throw e;
 486         }
 487
 488         if (services.isPresent()) {
 489             servicesBuilder = new ServicesBuilder(services.get());
 490         } else {
 491             servicesBuilder = new ServicesBuilder();
 492             servicesBuilder.withKey(serviceKey);
 493         }
 494         servicesBuilder.setTopology(topo);
 495
 496         WriteTransaction writeTx = this.dataBroker.newWriteOnlyTransaction();
 497         writeTx.merge(LogicalDatastoreType.OPERATIONAL, iid, servicesBuilder.build());
 498         writeTx.submit().get(Timeouts.DATASTORE_WRITE, TimeUnit.MILLISECONDS);
 499
 500     }
 501
 502     private boolean isUsedByXc(String nodeid, String interfaceid, String xcid) {
 503         InstanceIdentifier<RoadmConnections> xciid = InstanceIdentifier.create(OrgOpenroadmDevice.class).child(
 504             RoadmConnections.class, new RoadmConnectionsKey(xcid));
 505         LOG.info("reading xc {} in node {}", xcid, nodeid);
 506         Optional<RoadmConnections> crossconnection = this.deviceTransactionManager.getDataFromDevice(nodeid,
 507             LogicalDatastoreType.CONFIGURATION, xciid, Timeouts.DEVICE_READ_TIMEOUT, Timeouts.DEVICE_READ_TIMEOUT_UNIT);
 508         if (crossconnection.isPresent()) {
 509             RoadmConnections xc = crossconnection.get();
 510             LOG.info("xd {} found", xcid);
 511             if (xc.getSource().getSrcIf().equals(interfaceid) || xc.getDestination().getDstIf().equals(interfaceid)) {
 512                 return true;
 513             }
 514         } else {
 515             LOG.info("xd {} not found !", xcid);
 516         }
 517         return false;
 518     }
 519
 520     @Override
 521     public CreateOtsOmsOutput createOtsOms(CreateOtsOmsInput input) throws OpenRoadmInterfaceException {
 522         CreateOtsOmsOutputBuilder output = new CreateOtsOmsOutputBuilder();
 523         String result = "";
 524         Boolean success = false;
 525         // if the node is currently mounted then proceed.
 526         if (this.deviceTransactionManager.isDeviceMounted(input.getNodeId())) {
 527             Mapping mapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 528             if (mapping != null) {
 529                 String otsInterface = this.openRoadmInterfaceFactory.createOpenRoadmOtsInterface(input.getNodeId(),
 530                     mapping);
 531                 mapping = this.portMapping.getMapping(input.getNodeId(), input.getLogicalConnectionPoint());
 532                 String omsInterface = this.openRoadmInterfaceFactory.createOpenRoadmOmsInterface(input.getNodeId(),
 533                     mapping);
 534                 result = "Interfaces " + otsInterface + " - " + omsInterface + " successfully created on node " + input
 535                     .getNodeId();
 536                 success = true;
 537             } else {
 538                 result = "Logical Connection point " + input.getLogicalConnectionPoint() + " does not exist for "
 539                     + input.getNodeId();
 540             }
 541         } else {
 542             result = input.getNodeId() + " is not mounted on the controller";
 543             LOG.warn(result);
 544         }
 545         return output.setResult(result).setSuccess(success).build();
 546     }
 547 }