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