olm/src/main/java/org/opendaylight/transportpce/olm/service/OlmPowerServiceImpl.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.olm.service;
  10
  11 import com.google.common.base.Strings;
  12 import java.math.BigDecimal;
  13 import java.math.RoundingMode;
  14 import java.util.ArrayList;
  15 import java.util.Collections;
  16 import java.util.HashMap;
  17 import java.util.List;
  18 import java.util.Map;
  19 import java.util.Map.Entry;
  20 import java.util.Optional;
  21 import java.util.Set;
  22 import java.util.concurrent.ExecutionException;
  23 import java.util.concurrent.TimeUnit;
  24 import java.util.concurrent.TimeoutException;
  25 import java.util.stream.Collectors;
  26 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  27 import org.opendaylight.controller.md.sal.binding.api.ReadOnlyTransaction;
  28 import org.opendaylight.controller.md.sal.common.api.data.LogicalDatastoreType;
  29 import org.opendaylight.transportpce.common.InstanceIdentifiers;
  30 import org.opendaylight.transportpce.common.NetworkUtils;
  31 import org.opendaylight.transportpce.common.ResponseCodes;
  32 import org.opendaylight.transportpce.common.StringConstants;
  33 import org.opendaylight.transportpce.common.Timeouts;
  34 import org.opendaylight.transportpce.common.device.DeviceTransactionManager;
  35 import org.opendaylight.transportpce.common.mapping.MappingUtils;
  36 import org.opendaylight.transportpce.common.mapping.PortMapping;
  37 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaceException;
  38 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaces;
  39 import org.opendaylight.transportpce.olm.power.PowerMgmt;
  40 import org.opendaylight.transportpce.olm.util.OlmUtils;
  41 import org.opendaylight.transportpce.olm.util.OtsPmHolder;
  42 import org.opendaylight.transportpce.olm.util.RoadmLinks;
  43 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.CalculateSpanlossBaseInput;
  44 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.CalculateSpanlossBaseOutput;
  45 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.CalculateSpanlossBaseOutputBuilder;
  46 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.CalculateSpanlossCurrentInput;
  47 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.CalculateSpanlossCurrentOutput;
  48 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.CalculateSpanlossCurrentOutputBuilder;
  49 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.GetPmInput;
  50 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.GetPmInputBuilder;
  51 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.GetPmOutput;
  52 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.GetPmOutputBuilder;
  53 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerResetInput;
  54 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerResetOutput;
  55 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerSetupInput;
  56 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerSetupOutput;
  57 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerSetupOutputBuilder;
  58 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerTurndownInput;
  59 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerTurndownOutput;
  60 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerTurndownOutputBuilder;
  61 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.calculate.spanloss.base.output.Spans;
  62 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.calculate.spanloss.base.output.SpansBuilder;
  63 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.get.pm.output.Measurements;
  64 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.nodes.Mapping;
  65 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev161014.RatioDB;
  66 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev170206.interfaces.grp.Interface;
  67 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev170206.interfaces.grp.InterfaceBuilder;
  68 import org.opendaylight.yang.gen.v1.http.org.openroadm.network.topology.rev181130.Link1;
  69 import org.opendaylight.yang.gen.v1.http.org.openroadm.network.types.rev181130.OpenroadmLinkType;
  70 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.transport.interfaces.rev161014.Interface1;
  71 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.transport.interfaces.rev161014.Interface1Builder;
  72 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.transport.interfaces.rev161014.ots.container.Ots;
  73 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.transport.interfaces.rev161014.ots.container.OtsBuilder;
  74 import org.opendaylight.yang.gen.v1.http.org.openroadm.pm.types.rev161014.PmGranularity;
  75 import org.opendaylight.yang.gen.v1.http.org.openroadm.resource.types.rev161014.ResourceTypeEnum;
  76 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.PmNamesEnum;
  77 import org.opendaylight.yang.gen.v1.http.org.transportpce.common.types.rev170907.olm.get.pm.input.ResourceIdentifierBuilder;
  78 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NetworkId;
  79 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.Networks;
  80 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.NodeId;
  81 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.Network;
  82 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.NetworkKey;
  83 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.network.Node;
  84 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.network.NodeKey;
  85 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.rev180226.networks.network.node.SupportingNode;
  86 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.LinkId;
  87 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.Network1;
  88 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.Link;
  89 import org.opendaylight.yang.gen.v1.urn.ietf.params.xml.ns.yang.ietf.network.topology.rev180226.networks.network.LinkKey;
  90 import org.opendaylight.yangtools.yang.binding.InstanceIdentifier;
  91 import org.opendaylight.yangtools.yang.binding.KeyedInstanceIdentifier;
  92 import org.slf4j.Logger;
  93 import org.slf4j.LoggerFactory;
  94
  95 public class OlmPowerServiceImpl implements OlmPowerService {
  96     private static final Logger LOG = LoggerFactory.getLogger(OlmPowerServiceImpl.class);
  97     private final MappingUtils mappingUtils;
  98     private final OpenRoadmInterfaces openRoadmInterfaces;
  99     private final DataBroker dataBroker;
 100     private final PowerMgmt powerMgmt;
 101     private final DeviceTransactionManager deviceTransactionManager;
 102     private final PortMapping portMapping;
 103
 104     public OlmPowerServiceImpl(DataBroker dataBroker, PowerMgmt powerMgmt,
 105                                DeviceTransactionManager deviceTransactionManager, PortMapping portMapping,
 106                                MappingUtils mappingUtils, OpenRoadmInterfaces openRoadmInterfaces) {
 107         this.dataBroker = dataBroker;
 108         this.powerMgmt = powerMgmt;
 109         this.portMapping = portMapping;
 110         this.deviceTransactionManager = deviceTransactionManager;
 111         this.mappingUtils = mappingUtils;
 112         this.openRoadmInterfaces = openRoadmInterfaces;
 113     }
 114
 115     public void init() {
 116         LOG.info("init ...");
 117     }
 118
 119     public void close() {
 120         LOG.info("close ...");
 121     }
 122
 123
 124     @Override
 125     public GetPmOutput getPm(GetPmInput pmInput) {
 126         org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping
 127             .rev170228.network.Nodes.OpenroadmVersion openroadmVersion;
 128         if (mappingUtils.getOpenRoadmVersion(pmInput.getNodeId())
 129             .equals(StringConstants.OPENROADM_DEVICE_VERSION_1_2_1)) {
 130             LOG.info("Device version is 1.2.1");
 131             openroadmVersion = org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping
 132                 .rev170228.network.Nodes.OpenroadmVersion._121;
 133         } else {
 134             openroadmVersion = org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping
 135                 .rev170228.network.Nodes.OpenroadmVersion._221;
 136             LOG.info("Device version is 2.2.1");
 137         }
 138         LOG.info("Now calling get pm data");
 139         GetPmOutputBuilder pmOutputBuilder = OlmUtils.pmFetch(pmInput, deviceTransactionManager,
 140             openroadmVersion);
 141         return pmOutputBuilder.build();
 142     }
 143
 144     @Override
 145     public ServicePowerSetupOutput servicePowerSetup(ServicePowerSetupInput powerSetupInput) {
 146         ServicePowerSetupOutputBuilder powerSetupOutput = new ServicePowerSetupOutputBuilder();
 147         boolean successValPowerCalculation = powerMgmt.setPower(powerSetupInput);
 148
 149         if (successValPowerCalculation) {
 150             powerSetupOutput.setResult(ResponseCodes.SUCCESS_RESULT);
 151         } else {
 152             powerSetupOutput.setResult(ResponseCodes.FAILED_RESULT);
 153         }
 154         return powerSetupOutput.build();
 155     }
 156
 157     @Override
 158     public ServicePowerTurndownOutput servicePowerTurndown(
 159         ServicePowerTurndownInput powerTurndownInput) {
 160
 161         ServicePowerTurndownOutputBuilder powerTurnDownOutput = new ServicePowerTurndownOutputBuilder();
 162         // TODO add flag or return failure instead of string
 163         if (powerMgmt.powerTurnDown(powerTurndownInput)) {
 164             powerTurnDownOutput.setResult(ResponseCodes.SUCCESS_RESULT);
 165         } else {
 166             powerTurnDownOutput.setResult(ResponseCodes.FAILED_RESULT);
 167         }
 168         return powerTurnDownOutput.build();
 169     }
 170
 171     @Override
 172     public CalculateSpanlossBaseOutput calculateSpanlossBase(CalculateSpanlossBaseInput spanlossBaseInput) {
 173         LOG.info("CalculateSpanlossBase Request received for source type {}", spanlossBaseInput.getSrcType());
 174         List<RoadmLinks> roadmLinks = new ArrayList<>();
 175         CalculateSpanlossBaseOutputBuilder spanLossBaseBuilder = new CalculateSpanlossBaseOutputBuilder();
 176         Map<LinkId, BigDecimal> spanLossResult = null;
 177         //Depending on the source type do the calculation
 178         switch (spanlossBaseInput.getSrcType()) {
 179             case Link:
 180                 LOG.debug("Calculate SpanLossBase for a linkId: {}",spanlossBaseInput.getLinkId());
 181                 Link inputLink = getNetworkLinkById(spanlossBaseInput.getLinkId());
 182                 if (inputLink != null) {
 183                     RoadmLinks roadmLink = new RoadmLinks();
 184                     roadmLink.setSrcNodeId(inputLink.getSource().getSourceNode().getValue());
 185                     roadmLink.setSrcTpId(inputLink.getSource().getSourceTp().toString());
 186                     roadmLink.setDestNodeId(inputLink.getDestination().getDestNode().getValue());
 187                     roadmLink.setDestTpid(inputLink.getDestination().getDestTp().toString());
 188                     roadmLink.setLinkId(inputLink.getLinkId());
 189                     roadmLinks.add(roadmLink);
 190                     spanLossResult = getLinkSpanloss(roadmLinks);
 191                 }
 192                 break;
 193             case All:
 194                 LOG.info("Do something for all");
 195                 List<Link> networkLinks = getNetworkLinks();
 196                 if (networkLinks.isEmpty()) {
 197                     LOG.warn("Failed to get links form {} topology.", NetworkUtils.OVERLAY_NETWORK_ID);
 198                     return new CalculateSpanlossBaseOutputBuilder().setResult(ResponseCodes.FAILED_RESULT).build();
 199                 }
 200                 //else for all other links
 201                 for (Link link : networkLinks) {
 202                     Link1 roadmLinkAugmentation = link.augmentation(Link1.class);
 203                     if (roadmLinkAugmentation == null) {
 204                         LOG.debug("Missing OpenRoadm link augmentation in link {} from {} topology.",
 205                             link.getLinkId().getValue(), NetworkUtils.OVERLAY_NETWORK_ID);
 206                         continue;
 207                     }
 208                     if (OpenroadmLinkType.ROADMTOROADM.equals(roadmLinkAugmentation.getLinkType())) {
 209                         // Only calculate spanloss for Roadm-to-Roadm links
 210                         RoadmLinks roadmLink = new RoadmLinks();
 211                         roadmLink.setSrcNodeId(link.getSource().getSourceNode().getValue());
 212                         roadmLink.setSrcTpId(link.getSource().getSourceTp().toString());
 213                         roadmLink.setDestNodeId(link.getDestination().getDestNode().getValue());
 214                         roadmLink.setDestTpid(link.getDestination().getDestTp().toString());
 215                         roadmLink.setLinkId(link.getLinkId());
 216                         roadmLinks.add(roadmLink);
 217                     }
 218                 }
 219                 if (roadmLinks.isEmpty()) {
 220                     LOG.warn("Topology {} does not have any Roadm-to-Roadm links.", NetworkUtils.OVERLAY_NETWORK_ID);
 221                     return new CalculateSpanlossBaseOutputBuilder().setResult(ResponseCodes.FAILED_RESULT).build();
 222                 }
 223                 spanLossResult = getLinkSpanloss(roadmLinks);
 224                 break;
 225             default:
 226                 LOG.info("Invalid input in request");
 227         }
 228
 229         if (spanLossResult != null && !spanLossResult.isEmpty()) {
 230             spanLossBaseBuilder.setResult(ResponseCodes.SUCCESS_RESULT);
 231             List<Spans> listSpans = new ArrayList<>();
 232             Set<Entry<LinkId, BigDecimal>> spanLossResultSet = spanLossResult.entrySet();
 233             for (Entry<LinkId, BigDecimal> entry : spanLossResultSet) {
 234                 Spans span = new SpansBuilder().setLinkId(entry.getKey()).setSpanloss(entry.getValue().toString())
 235                     .build();
 236                 listSpans.add(span);
 237             }
 238             spanLossBaseBuilder.setSpans(listSpans);
 239             return spanLossBaseBuilder.build();
 240         } else {
 241             LOG.warn("Spanloss calculation failed");
 242             spanLossBaseBuilder.setResult(ResponseCodes.FAILED_RESULT);
 243             return spanLossBaseBuilder.build();
 244         }
 245
 246     }
 247
 248
 249     @Override
 250     public CalculateSpanlossCurrentOutput calculateSpanlossCurrent(CalculateSpanlossCurrentInput input) {
 251         LOG.info("calculateSpanlossCurrent Request received for all links in network model.");
 252         List<Link> networkLinks = getNetworkLinks();
 253         if (networkLinks.isEmpty()) {
 254             LOG.warn("Failed to get links form {} topology.", NetworkUtils.OVERLAY_NETWORK_ID);
 255             return null;
 256         }
 257         List<RoadmLinks> roadmLinks = new ArrayList<>();
 258         for (Link link : networkLinks) {
 259             Link1 roadmLinkAugmentation = link.augmentation(Link1.class);
 260             if (roadmLinkAugmentation == null) {
 261                 LOG.debug("Missing OpenRoadm link augmentation in link {} from {} topology.",
 262                     link.getLinkId().getValue(), NetworkUtils.OVERLAY_NETWORK_ID);
 263                 continue;
 264             }
 265             if (OpenroadmLinkType.ROADMTOROADM.equals(roadmLinkAugmentation.getLinkType())) {
 266                 // Only calculate spanloss for Roadm-to-Roadm links
 267                 RoadmLinks roadmLink = new RoadmLinks();
 268                 roadmLink.setSrcNodeId(link.getSource().getSourceNode().getValue());
 269                 roadmLink.setSrcTpId(link.getSource().getSourceTp().toString());
 270                 roadmLink.setDestNodeId(link.getDestination().getDestNode().getValue());
 271                 roadmLink.setDestTpid(link.getDestination().getDestTp().toString());
 272                 roadmLinks.add(roadmLink);
 273             }
 274         }
 275
 276         if (roadmLinks.isEmpty()) {
 277             LOG.warn("Topology {} does not have any Roadm-to-Roadm links.", NetworkUtils.OVERLAY_NETWORK_ID);
 278             return null;
 279         }
 280
 281         Map<LinkId, BigDecimal> spanLossResult = getLinkSpanloss(roadmLinks);
 282         CalculateSpanlossCurrentOutputBuilder spanLossCurrentBuilder = new CalculateSpanlossCurrentOutputBuilder();
 283         if (spanLossResult != null && !spanLossResult.isEmpty()) {
 284             spanLossCurrentBuilder.setResult(ResponseCodes.SUCCESS_RESULT);
 285             return spanLossCurrentBuilder.build();
 286         } else {
 287             LOG.error("Spanloss Current calculation failed");
 288             spanLossCurrentBuilder.setResult(ResponseCodes.FAILED_RESULT);
 289             return spanLossCurrentBuilder.build();
 290         }
 291     }
 292
 293     @Override
 294     public ServicePowerResetOutput servicePowerReset(ServicePowerResetInput input) {
 295         // TODO
 296         return null;
 297     }
 298
 299     private List<Link> getNetworkLinks() {
 300         NetworkKey overlayTopologyKey = new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID));
 301
 302         InstanceIdentifier<Network1> networkIID = InstanceIdentifier.builder(Networks.class)
 303             .child(Network.class, overlayTopologyKey)
 304                 .augmentation(Network1.class)
 305                 .build();
 306         Optional<Network1> networkOptional;
 307         try (ReadOnlyTransaction rtx = this.dataBroker.newReadOnlyTransaction()) {
 308             //TODO change to constant from Timeouts class when it will be merged.
 309             networkOptional = rtx.read(LogicalDatastoreType.CONFIGURATION, networkIID).get(Timeouts.DATASTORE_READ,
 310                 TimeUnit.MILLISECONDS).toJavaUtil();
 311
 312         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 313             LOG.warn("Read of {} topology failed", NetworkUtils.OVERLAY_NETWORK_ID);
 314             return Collections.emptyList();
 315         }
 316
 317         if (! networkOptional.isPresent()) {
 318             LOG.warn("Network augmentation with links data is not present in {} topology.",
 319                 NetworkUtils.OVERLAY_NETWORK_ID);
 320
 321             return Collections.emptyList();
 322         }
 323
 324         List<Link> networkLinks = networkOptional.get().getLink();
 325         if ((networkLinks == null) || networkLinks.isEmpty()) {
 326             LOG.warn("Links are not present in {} topology.", NetworkUtils.OVERLAY_NETWORK_ID);
 327             return Collections.emptyList();
 328         }
 329         return networkLinks;
 330     }
 331
 332     /**
 333      * This method retrieves OTS PM from current PM list by nodeId and TPId: Steps:
 334      *
 335      * <p>
 336      * 1. Get OTS interface name from port mapping by TPId 2. Call getPm RPC to get OTS PM
 337      *
 338      * <p>
 339      *
 340      * @param nodeId Node-id of the NE.
 341      * @param tpID Termination point Name.
 342      * @param pmName PM name which need to be retrieved
 343      * @return reference to OtsPmHolder
 344      */
 345     private OtsPmHolder getPmMeasurements(String nodeId, String tpID, String pmName) {
 346         String realNodeId = getRealNodeId(nodeId);
 347         Mapping mapping = portMapping.getMapping(realNodeId, tpID);
 348         if (mapping == null) {
 349             return null;
 350         }
 351         GetPmInput getPmInput = new GetPmInputBuilder().setNodeId(realNodeId)
 352             .setResourceType(ResourceTypeEnum.Interface)
 353             .setResourceIdentifier(
 354                 new ResourceIdentifierBuilder().setResourceName(mapping.getSupportingOts()).build())
 355             .setPmNameType(PmNamesEnum.valueOf(pmName))
 356             .setGranularity(PmGranularity._15min)
 357             .build();
 358         GetPmOutput otsPmOutput = getPm(getPmInput);
 359
 360         if (otsPmOutput == null) {
 361             LOG.info("OTS PM not found for NodeId: {} TP Id:{} PMName:{}", realNodeId, tpID, pmName);
 362             return null;
 363         }
 364         try {
 365             for (Measurements measurement : otsPmOutput.getMeasurements()) {
 366                 if (pmName.equals(measurement.getPmparameterName())) {
 367                     return new OtsPmHolder(pmName, Double.parseDouble(measurement.getPmparameterValue()),
 368                         mapping.getSupportingOts());
 369                 }
 370             }
 371         } catch (NumberFormatException e) {
 372             LOG.warn("Unable to get PM for NodeId: {} TP Id:{} PMName:{}", realNodeId, tpID, pmName, e);
 373         }
 374         return null;
 375     }
 376
 377     /**
 378      * This method Sets Spanloss on A-End and Z-End OTS interface: Steps:
 379      *
 380      * <p>
 381      * 1. Read existing interface details
 382      *
 383      * <p>
 384      * 2. Set spanloss
 385      *
 386      * @param nodeId nodeId of NE on which spanloss need to be updated
 387      * @param interfaceName OTS interface for NE on which spanloss is cacluated
 388      * @param spanLoss calculated spanloss value
 389      * @param direction for which spanloss is calculated.It can be either Tx or Rx
 390      * @return true/false
 391      */
 392     private boolean setSpanLoss(String nodeId, String interfaceName, BigDecimal spanLoss, String direction) {
 393         String realNodeId = getRealNodeId(nodeId);
 394         try {
 395             LOG.info("Setting Spanloss in device for {}, InterfaceName: {}", realNodeId, interfaceName);
 396             if (mappingUtils.getOpenRoadmVersion(realNodeId)
 397                 .equals(StringConstants.OPENROADM_DEVICE_VERSION_1_2_1)) {
 398                 RatioDB spanLossRx;
 399                 RatioDB spanLossTx;
 400
 401                 Optional<Interface> interfaceObject;
 402                 interfaceObject = openRoadmInterfaces.getInterface(realNodeId, interfaceName);
 403                 if (interfaceObject.isPresent()) {
 404                     InterfaceBuilder interfaceBuilder = new InterfaceBuilder(interfaceObject.get());
 405                     OtsBuilder otsBuilder = new OtsBuilder();
 406                     Interface intf = interfaceObject.get();
 407                     if (intf.augmentation(Interface1.class) != null
 408                         && intf.augmentation(Interface1.class).getOts() != null) {
 409                         Ots ots = intf.augmentation(Interface1.class).getOts();
 410                         otsBuilder.setFiberType(ots.getFiberType());
 411                         spanLossRx = ots.getSpanLossReceive();
 412                         spanLossTx = ots.getSpanLossTransmit();
 413                     } else {
 414                         spanLossRx = new RatioDB(spanLoss);
 415                         spanLossTx = new RatioDB(spanLoss);
 416                     }
 417                     Interface1Builder intf1Builder = new Interface1Builder();
 418                     if (direction.equals("TX")) {
 419                         otsBuilder.setSpanLossTransmit(new RatioDB(spanLoss));
 420                         otsBuilder.setSpanLossReceive(spanLossRx);
 421                     } else {
 422                         otsBuilder.setSpanLossTransmit(spanLossTx).setSpanLossReceive(new RatioDB(spanLoss));
 423                     }
 424                     interfaceBuilder.addAugmentation(Interface1.class, intf1Builder.setOts(otsBuilder.build()).build());
 425                     openRoadmInterfaces.postInterface(realNodeId,interfaceBuilder);
 426                     LOG.info("Spanloss Value update completed successfully");
 427                     return true;
 428                 } else {
 429                     LOG.error("Interface not found for nodeId: {} and interfaceName: {}",
 430                         nodeId,interfaceName);
 431                     return false;
 432                 }
 433             } else if (mappingUtils.getOpenRoadmVersion(realNodeId)
 434                 .equals(StringConstants.OPENROADM_DEVICE_VERSION_2_2_1)) {
 435
 436                 org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev181019.RatioDB spanLossRx;
 437                 org.opendaylight.yang.gen.v1.http.org.openroadm.common.types
 438                     .rev181019.RatioDB spanLossTx;
 439                 Optional<org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019
 440                     .interfaces.grp.Interface> interfaceObject =
 441                         openRoadmInterfaces.getInterface(realNodeId, interfaceName);
 442                 if (interfaceObject.isPresent()) {
 443                     org.opendaylight.yang.gen.v1.http.org.openroadm.device
 444                         .rev181019.interfaces.grp.InterfaceBuilder interfaceBuilder =
 445                         new org.opendaylight.yang.gen.v1.http.org.openroadm.device
 446                             .rev181019.interfaces.grp.InterfaceBuilder(interfaceObject.get());
 447                     org.opendaylight.yang.gen.v1.http.org.openroadm.optical
 448                         .transport.interfaces.rev181019.ots.container.OtsBuilder otsBuilder =
 449                         new org.opendaylight.yang.gen.v1.http.org.openroadm
 450                             .optical.transport.interfaces.rev181019.ots.container.OtsBuilder();
 451                     org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.interfaces.grp.Interface intf =
 452                         interfaceObject.get();
 453                     if (intf.augmentation(org.opendaylight.yang.gen.v1.http.org.openroadm.optical
 454                         .transport.interfaces.rev181019.Interface1.class) != null
 455                             && intf.augmentation(org.opendaylight.yang.gen.v1.http.org.openroadm.optical.transport
 456                                 .interfaces.rev181019.Interface1.class).getOts() != null) {
 457                         org.opendaylight.yang.gen.v1.http.org.openroadm.optical.transport.interfaces
 458                             .rev181019.ots.container.Ots ots =
 459                                 intf.augmentation(org.opendaylight.yang.gen.v1.http.org.openroadm.optical
 460                                     .transport.interfaces.rev181019.Interface1.class).getOts();
 461
 462                         otsBuilder.setFiberType(ots.getFiberType());
 463                         spanLossRx = ots.getSpanLossReceive();
 464                         spanLossTx = ots.getSpanLossTransmit();
 465                     } else {
 466                         spanLossRx = new org.opendaylight.yang.gen.v1.http.org
 467                             .openroadm.common.types.rev181019.RatioDB(spanLoss);
 468                         spanLossTx = new org.opendaylight.yang.gen.v1.http.org
 469                             .openroadm.common.types.rev181019.RatioDB(spanLoss);
 470                     }
 471                     org.opendaylight.yang.gen.v1.http.org.openroadm.optical.transport.interfaces
 472                         .rev181019.Interface1Builder intf1Builder =
 473                             new org.opendaylight.yang.gen.v1.http.org.openroadm.optical
 474                             .transport.interfaces.rev181019.Interface1Builder();
 475                     if (direction.equals("TX")) {
 476                         otsBuilder.setSpanLossTransmit(new org.opendaylight.yang.gen.v1.http.org
 477                             .openroadm.common.types.rev181019.RatioDB(spanLoss));
 478                         otsBuilder.setSpanLossReceive(spanLossRx);
 479                     } else {
 480                         otsBuilder.setSpanLossTransmit(spanLossTx).setSpanLossReceive(
 481                             new org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev181019.RatioDB(spanLoss)
 482                         );
 483                     }
 484                     interfaceBuilder.addAugmentation(org.opendaylight.yang.gen.v1.http
 485                         .org.openroadm.optical.transport.interfaces.rev181019.Interface1.class,
 486                         intf1Builder.setOts(otsBuilder.build()).build());
 487                     openRoadmInterfaces.postInterface(realNodeId,interfaceBuilder);
 488                     LOG.info("Spanloss Value update completed successfully");
 489                     return true;
 490                 } else {
 491                     LOG.error("Interface not found for nodeId: {} and interfaceName: {}",
 492                         nodeId,interfaceName);
 493                     return false;
 494                 }
 495             }
 496         } catch (OpenRoadmInterfaceException e) {
 497             // TODO Auto-generated catch block
 498             LOG.error("OpenRoadmInterfaceException occured {}",e);
 499         } /**catch (InterruptedException e) {
 500          // TODO Auto-generated catch block
 501          } catch (ExecutionException e) {
 502          // TODO Auto-generated catch block
 503          }**/
 504         return false;
 505     }
 506
 507     /**
 508      * This method calculates Spanloss by TranmistPower - Receive Power Steps:
 509      *
 510      * <p>
 511      * 1. Read PM measurement
 512      *
 513      * <p>
 514      * 2. Set Spanloss value for interface
 515      *
 516      * @param roadmLinks
 517      *            reference to list of RoadmLinks
 518      * @return map with list of spans with their spanloss value
 519      */
 520     private Map<LinkId, BigDecimal> getLinkSpanloss(List<RoadmLinks> roadmLinks) {
 521         Map<LinkId, BigDecimal> map = new HashMap<LinkId, BigDecimal>();
 522         LOG.info("Executing GetLinkSpanLoss");
 523         BigDecimal spanLoss = new BigDecimal(0);
 524         for (RoadmLinks link : roadmLinks) {
 525             String sourceNodeId = link.getSrcNodeId().toString();
 526             String sourceTpId = link.getSrcTpId();
 527             String destNodeId = link.getDestNodeId().toString();
 528             String destTpId = link.getDestTpid();
 529             OtsPmHolder srcOtsPmHoler = getPmMeasurements(sourceNodeId, sourceTpId, "OpticalPowerOutput");
 530             OtsPmHolder destOtsPmHoler = getPmMeasurements(destNodeId, destTpId, "OpticalPowerInput");
 531             spanLoss = new BigDecimal(srcOtsPmHoler.getOtsParameterVal() - destOtsPmHoler.getOtsParameterVal())
 532                 .setScale(0, RoundingMode.HALF_UP);
 533             LOG.info("Spanloss Calculated as :" + spanLoss + "=" + srcOtsPmHoler.getOtsParameterVal() + "-"
 534                 + destOtsPmHoler.getOtsParameterVal());
 535             if ((spanLoss.doubleValue() < 28) && (spanLoss.doubleValue() > 0)) {
 536                 if (!setSpanLoss(sourceNodeId, srcOtsPmHoler.getOtsInterfaceName(), spanLoss, "TX")) {
 537                     LOG.info("Setting spanLoss failed for " + sourceNodeId);
 538                     return null;
 539                 }
 540                 if (!setSpanLoss(destNodeId, destOtsPmHoler.getOtsInterfaceName(), spanLoss, "RX")) {
 541                     LOG.info("Setting spanLoss failed for " + destNodeId);
 542                     return null;
 543                 }
 544                 map.put(link.getLinkId(), spanLoss);
 545             }
 546         }
 547         return map;
 548     }
 549
 550     private String getRealNodeId(String mappedNodeId) {
 551         KeyedInstanceIdentifier<Node, NodeKey> mappedNodeII =
 552             InstanceIdentifiers.OVERLAY_NETWORK_II.child(Node.class, new NodeKey(new NodeId(mappedNodeId)));
 553         com.google.common.base.Optional<Node> realNode;
 554         try (ReadOnlyTransaction readOnlyTransaction = this.dataBroker.newReadOnlyTransaction()) {
 555             realNode = readOnlyTransaction.read(LogicalDatastoreType.CONFIGURATION, mappedNodeII).get();
 556         } catch (InterruptedException | ExecutionException e) {
 557             LOG.error(e.getMessage(), e);
 558             throw new IllegalStateException(e);
 559         }
 560         if (!realNode.isPresent() || (realNode.get().getSupportingNode() == null)) {
 561             LOG.error("supporting node is null");
 562             throw new IllegalArgumentException(
 563                 String.format("Could not find node %s, or supporting node is not present", mappedNodeId));
 564         }
 565         List<SupportingNode> collect = realNode.get().getSupportingNode().stream()
 566             .filter(node -> (node.getNetworkRef() != null)
 567                 && NetworkUtils.UNDERLAY_NETWORK_ID.equals(node.getNetworkRef().getValue())
 568                 && (node.getNodeRef() != null) && !Strings.isNullOrEmpty(node.getNodeRef().getValue()))
 569             .collect(Collectors.toList());
 570         if (collect.isEmpty() || (collect.size() > 1)) {
 571             throw new IllegalArgumentException(String.format("Invalid support node count [%d] was found for node %s",
 572                 collect.size(), mappedNodeId));
 573
 574         }
 575         LOG.info("getRealNodeId - return {}", collect.iterator().next().getNodeRef().getValue());
 576         return collect.iterator().next().getNodeRef().getValue();
 577     }
 578
 579     private Link getNetworkLinkById(LinkId linkId) {
 580         NetworkKey overlayTopologyKey = new NetworkKey(new NetworkId(NetworkUtils.OVERLAY_NETWORK_ID));
 581         InstanceIdentifier<Link> linkIID = InstanceIdentifier.builder(Networks.class)
 582             .child(Network.class, overlayTopologyKey)
 583             .augmentation(Network1.class).child(Link.class, new LinkKey(linkId))
 584             .build();
 585         Optional<Link> linkOptional;
 586         try (ReadOnlyTransaction rtx = dataBroker.newReadOnlyTransaction()) {
 587             //TODO change to constant from Timeouts class when it will be merged.
 588             linkOptional = rtx.read(LogicalDatastoreType.CONFIGURATION, linkIID).get(Timeouts.DATASTORE_READ,
 589                 TimeUnit.MILLISECONDS).toJavaUtil();
 590             return linkOptional.get();
 591         } catch (InterruptedException | ExecutionException | TimeoutException e) {
 592             LOG.warn("Read of {} topology failed", NetworkUtils.OVERLAY_NETWORK_ID);
 593             return null;
 594         }
 595     }
 596
 597 }