olm/src/main/java/org/opendaylight/transportpce/olm/power/PowerMgmtImpl.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.power;
  10
  11 import java.math.BigDecimal;
  12 import java.util.HashMap;
  13 import java.util.Map;
  14 import java.util.Optional;
  15
  16 import org.opendaylight.controller.md.sal.binding.api.DataBroker;
  17 import org.opendaylight.transportpce.common.crossconnect.CrossConnect;
  18 import org.opendaylight.transportpce.common.device.DeviceTransactionManager;
  19 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaceException;
  20 import org.opendaylight.transportpce.common.openroadminterfaces.OpenRoadmInterfaces;
  21 import org.opendaylight.transportpce.olm.util.OlmUtils;
  22 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerSetupInput;
  23 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.olm.rev170418.ServicePowerTurndownInput;
  24 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.Nodes;
  25 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.nodes.Mapping;
  26 import org.opendaylight.yang.gen.v1.http.org.opendaylight.transportpce.portmapping.rev170228.network.nodes.MappingKey;
  27 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev161014.NodeTypes;
  28 import org.opendaylight.yang.gen.v1.http.org.openroadm.common.types.rev161014.OpticalControlMode;
  29 import org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev170206.interfaces.grp.Interface;
  30 import org.opendaylight.yang.gen.v1.http.org.openroadm.optical.transport.interfaces.rev161014.Interface1;
  31 import org.slf4j.Logger;
  32 import org.slf4j.LoggerFactory;
  33
  34 public class PowerMgmtImpl implements PowerMgmt {
  35     private static final Logger LOG = LoggerFactory.getLogger(PowerMgmtImpl.class);
  36     private final DataBroker db;
  37     private final OpenRoadmInterfaces openRoadmInterfaces;
  38     private final CrossConnect crossConnect;
  39     private final DeviceTransactionManager deviceTransactionManager;
  40
  41     public PowerMgmtImpl(DataBroker db, OpenRoadmInterfaces openRoadmInterfaces,
  42                          CrossConnect crossConnect, DeviceTransactionManager deviceTransactionManager) {
  43         this.db = db;
  44         this.openRoadmInterfaces = openRoadmInterfaces;
  45         this.crossConnect = crossConnect;
  46         this.deviceTransactionManager = deviceTransactionManager;
  47     }
  48
  49     /**
  50      * This methods measures power requirement for turning up a WL
  51      * from the Spanloss at OTS transmit direction and update
  52      * roadm-connection target-output-power.
  53      *
  54      * @param input
  55      *            Input parameter from the olm servicePowerSetup rpc
  56      *
  57      * @return true/false based on status of operation.
  58      */
  59     //TODO Need to Case Optical Power mode/NodeType in case of 2.2 devices
  60     public Boolean setPower(ServicePowerSetupInput input) {
  61         LOG.info("Olm-setPower initiated");
  62         for (int i = 0; i < input.getNodes().size(); i++) {
  63             String nodeId = input.getNodes().get(i).getNodeId();
  64             String srcTpId =  input.getNodes().get(i).getSrcTp();
  65             String destTpId = input.getNodes().get(i).getDestTp();
  66             Optional<Nodes> inputNodeOptional = OlmUtils.getNode(nodeId, this.db);
  67             // If node type is transponder
  68             if (inputNodeOptional.isPresent()
  69                     && (inputNodeOptional.get().getNodeType() != null)
  70                     && inputNodeOptional.get().getNodeType().equals(NodeTypes.Xpdr)) {
  71
  72                 Nodes inputNode = inputNodeOptional.get();
  73                 Nodes.OpenroadmVersion openroadmVersion = inputNode.getOpenroadmVersion();
  74                 LOG.info("Getting data from input node {}", inputNode.getNodeType());
  75                 LOG.info("Getting mapping data for node is {}", inputNode.getMapping().stream().filter(o -> o.key()
  76                         .equals(new MappingKey(destTpId))).findFirst().toString());
  77                 // If its A-End transponder
  78                 if (destTpId.toLowerCase().contains("network")) {
  79                     java.util.Optional<Mapping> mappingObject = inputNode.getMapping().stream().filter(o -> o.key()
  80                             .equals(new MappingKey(destTpId))).findFirst();
  81                     if (mappingObject.isPresent()) {
  82                         String circuitPackName = mappingObject.get().getSupportingCircuitPackName();
  83                         String portName = mappingObject.get().getSupportingPort();
  84                         Map<String, Double> txPowerRangeMap = new HashMap<>();
  85                         if (openroadmVersion.equals(Nodes.OpenroadmVersion._121)) {
  86                             txPowerRangeMap = PowerMgmtVersion121.getXponderPowerRange(circuitPackName, portName,
  87                                     nodeId, deviceTransactionManager);
  88                         } else if (openroadmVersion.equals(Nodes.OpenroadmVersion._221)) {
  89                             txPowerRangeMap = PowerMgmtVersion221.getXponderPowerRange(circuitPackName, portName,
  90                                     nodeId, deviceTransactionManager);
  91                         }
  92                         if (!txPowerRangeMap.isEmpty()) {
  93                             LOG.info("Transponder range exists for nodeId: {}", nodeId);
  94                             String srgId =  input.getNodes().get(i + 1).getSrcTp();
  95                             String nextNodeId = input.getNodes().get(i + 1).getNodeId();
  96                             Map<String, Double> rxSRGPowerRangeMap = new HashMap<>();
  97                             Optional<Mapping> mappingObjectSRG = OlmUtils.getNode(nextNodeId, db)
  98                                     .flatMap(node -> node.getMapping()
  99                                             .stream().filter(o -> o.key()
 100                                                     .equals(new MappingKey(srgId))).findFirst());
 101                             if (mappingObjectSRG.isPresent()) {
 102
 103                                 if (openroadmVersion.equals(Nodes.OpenroadmVersion._121)) {
 104                                     rxSRGPowerRangeMap = PowerMgmtVersion121.getSRGRxPowerRange(nextNodeId, srgId,
 105                                             deviceTransactionManager, mappingObjectSRG.get()
 106                                             .getSupportingCircuitPackName(),
 107                                             mappingObjectSRG.get().getSupportingPort());
 108                                 } else if (inputNode.getOpenroadmVersion().equals(Nodes.OpenroadmVersion._221)) {
 109                                     rxSRGPowerRangeMap = PowerMgmtVersion221.getSRGRxPowerRange(nextNodeId, srgId,
 110                                             deviceTransactionManager, mappingObjectSRG.get()
 111                                             .getSupportingCircuitPackName(),
 112                                             mappingObjectSRG.get().getSupportingPort());
 113                                 }
 114                             }
 115                             double powerValue = 0;
 116                             if (!rxSRGPowerRangeMap.isEmpty()) {
 117                                 LOG.info("SRG Rx Power range exists for nodeId: {}", nodeId);
 118                                 if (txPowerRangeMap.get("MaxTx")
 119                                         <= rxSRGPowerRangeMap.get("MaxRx")) {
 120                                     powerValue = txPowerRangeMap.get("MaxTx");
 121                                 } else if (rxSRGPowerRangeMap.get("MaxRx")
 122                                         < txPowerRangeMap.get("MaxTx")) {
 123                                     powerValue = rxSRGPowerRangeMap.get("MaxRx");
 124                                 }
 125                                 LOG.info("Calculated Transponder Power value is {}" , powerValue);
 126                                 String interfaceName = destTpId + "-" + input.getWaveNumber();
 127                                 if (callSetTransponderPower(nodeId, interfaceName, new BigDecimal(powerValue),
 128                                         openroadmVersion)) {
 129                                     LOG.info("Transponder OCH connection: {} power updated ", interfaceName);
 130                                     try {
 131                                         LOG.info("Now going in sleep mode");
 132                                         Thread.sleep(120000);
 133                                     } catch (InterruptedException e) {
 134                                         LOG.info("Transponder warmup failed for OCH connection: {}", interfaceName, e);
 135                                     }
 136                                 } else {
 137                                     LOG.info("Transponder OCH connection: {} power update failed ", interfaceName);
 138                                 }
 139                             } else {
 140                                 LOG.info("SRG Power Range not found");
 141                             }
 142                         } else {
 143                             LOG.info("Tranponder range not available seting to default "
 144                                     + "power for nodeId: {}", nodeId);
 145                             String interfaceName = destTpId + "-" + input.getWaveNumber();
 146                             if (callSetTransponderPower(nodeId, interfaceName, new BigDecimal(-5),openroadmVersion)) {
 147                                 LOG.info("Transponder OCH connection: {} power updated ", interfaceName);
 148                                 try {
 149                                     Thread.sleep(120000);
 150                                 } catch (InterruptedException e) {
 151                                     // TODO Auto-generated catch block
 152                                     LOG.info("Transponder warmup failed for OCH connection: {}", interfaceName, e);
 153                                 }
 154                             } else {
 155                                 LOG.info("Transponder OCH connection: {} power update failed ", interfaceName);
 156                             }
 157                         }
 158                     } else {
 159                         LOG.info("Mapping object not found for nodeId: {}", nodeId);
 160                         return false;
 161                     }
 162                 } else {
 163                     LOG.info("{} is a drop node. Net power settings needed", nodeId);
 164                 }
 165             } else if (inputNodeOptional.isPresent()
 166                     && (inputNodeOptional.get().getNodeType() != null)
 167                     && inputNodeOptional.get().getNodeType().equals(NodeTypes.Rdm)) {
 168                 // If Degree is transmitting end then set power
 169                 Nodes inputNode = inputNodeOptional.get();
 170                 Nodes.OpenroadmVersion openroadmVersion = inputNode.getOpenroadmVersion();
 171                 LOG.info("This is a roadm {} device", openroadmVersion.getName());
 172                 String connectionNumber = srcTpId + "-" + destTpId + "-" + input.getWaveNumber();
 173                 LOG.info("Connection number is {}", connectionNumber);
 174                 if (destTpId.toLowerCase().contains("deg")) {
 175                     Optional<Mapping> mappingObjectOptional = inputNode.getMapping().stream().filter(o -> o.key()
 176                             .equals(new MappingKey(destTpId))).findFirst();
 177                     if (mappingObjectOptional.isPresent()) {
 178                         BigDecimal spanLossTx = null;
 179                         LOG.info("Dest point is Degree {}", mappingObjectOptional.get());
 180                         Mapping portMapping = mappingObjectOptional.get();
 181                         // debut reprise
 182                         if (openroadmVersion.equals(Nodes.OpenroadmVersion._121)) {
 183                             Optional<Interface> interfaceOpt;
 184                             try {
 185                                 interfaceOpt =
 186                                         this.openRoadmInterfaces.getInterface(nodeId, portMapping.getSupportingOts());
 187                             } catch (OpenRoadmInterfaceException ex) {
 188                                 LOG.error("Failed to get interface {} from node {}!", portMapping.getSupportingOts(),
 189                                         nodeId, ex);
 190                                 return false;
 191                             } catch (IllegalArgumentException ex) {
 192                                 LOG.error("Failed to get non existing interface {} from node {}!",
 193                                     portMapping.getSupportingOts(), nodeId);
 194                                 return false;
 195                             }
 196                             if (interfaceOpt.isPresent()) {
 197                                 spanLossTx = interfaceOpt.get().augmentation(Interface1.class).getOts()
 198                                     .getSpanLossTransmit().getValue();
 199                             } else {
 200                                 LOG.error("Interface {} on node {} is not present!", portMapping.getSupportingOts(),
 201                                     nodeId);
 202                                 return false;
 203                             }
 204                         } else if (openroadmVersion.equals(Nodes.OpenroadmVersion._221)) {
 205                             Optional<org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.interfaces.grp
 206                                 .Interface> interfaceOpt;
 207                             try {
 208                                 interfaceOpt =
 209                                         this.openRoadmInterfaces.getInterface(nodeId, portMapping.getSupportingOts());
 210                             } catch (OpenRoadmInterfaceException ex) {
 211                                 LOG.error("Failed to get interface {} from node {}!", portMapping.getSupportingOts(),
 212                                         nodeId, ex);
 213                                 return false;
 214                             } catch (IllegalArgumentException ex) {
 215                                 LOG.error("Failed to get non existing interface {} from node {}!",
 216                                     portMapping.getSupportingOts(), nodeId);
 217                                 return false;
 218                             }
 219                             if (interfaceOpt.isPresent()) {
 220                                 spanLossTx = interfaceOpt.get().augmentation(org.opendaylight.yang.gen.v1.http.org
 221                                     .openroadm.optical.transport.interfaces.rev181019.Interface1.class).getOts()
 222                                     .getSpanLossTransmit().getValue();
 223                             } else {
 224                                 LOG.error("Interface {} on node {} is not present!", portMapping.getSupportingOts(),
 225                                     nodeId);
 226                                 return false;
 227                             }
 228                         }
 229                         LOG.info("Spanloss TX is {}", spanLossTx);
 230                         BigDecimal powerValue = BigDecimal.valueOf(Math.min(spanLossTx.doubleValue() - 9, 2));
 231                         LOG.info("Power Value is {}", powerValue);
 232                         try {
 233                             Boolean setXconnPowerSuccessVal = crossConnect.setPowerLevel(nodeId,
 234                                     OpticalControlMode.Power, powerValue, connectionNumber);
 235                             LOG.info("Success Value is {}", setXconnPowerSuccessVal);
 236                             if (setXconnPowerSuccessVal) {
 237                                 LOG.info("Roadm-connection: {} updated ");
 238                                 //The value recommended by the white paper is 20 seconds and not 60.
 239                                 //TODO - commented code because one vendor is not supporting
 240                                 //GainLoss with target-output-power
 241                                 Thread.sleep(120000);
 242                                 crossConnect.setPowerLevel(nodeId, OpticalControlMode.GainLoss, powerValue,
 243                                         connectionNumber);
 244                             } else {
 245                                 LOG.info("Set Power failed for Roadm-connection: {} on Node: {}", connectionNumber,
 246                                         nodeId);
 247                                 return false;
 248                             }
 249                         } catch (InterruptedException e) {
 250                             LOG.error("Olm-setPower wait failed {}", e);
 251                             return false;
 252                         }
 253                     }
 254                     // If Drop node leave node is power mode
 255                 } else if (destTpId.toLowerCase().contains("srg")) {
 256                     LOG.info("Setting power at drop node");
 257                     crossConnect.setPowerLevel(nodeId, OpticalControlMode.Power, null, connectionNumber);
 258                 }
 259             }
 260         }
 261         return true;
 262     }
 263
 264     /**
 265      * This methods turns down power a WL by performing
 266      * following steps:
 267      *
 268      * <p>
 269      * 1. Pull interfaces used in service and change
 270      * status to outOfService
 271      *
 272      * <p>
 273      * 2. For each of the ROADM node set target-output-power
 274      * to -60dbm, wait for 20 seconds, turn power mode to off
 275      *
 276      * <p>
 277      * 3. Turn down power in Z to A direction and A to Z
 278      *
 279      * @param input
 280      *            Input parameter from the olm servicePowerTurndown rpc
 281      *
 282      * @return true/false based on status of operation
 283      */
 284     public Boolean powerTurnDown(ServicePowerTurndownInput input) {
 285         LOG.info("Olm-powerTurnDown initiated");
 286         /*Starting with last element into the list Z -> A for
 287           turning down A -> Z */
 288         for (int i = input.getNodes().size() - 1; i >= 0; i--) {
 289             String nodeId = input.getNodes().get(i).getNodeId();
 290             String srcTpId =  input.getNodes().get(i).getSrcTp();
 291             String destTpId = input.getNodes().get(i).getDestTp();
 292             Long wlNumber = input.getWaveNumber();
 293             String connectionNumber =  srcTpId + "-" + destTpId + "-" + wlNumber;
 294             if (destTpId.toLowerCase().contains("srg")) {
 295                 crossConnect.setPowerLevel(nodeId, OpticalControlMode.Off, null, connectionNumber);
 296             } else if (destTpId.toLowerCase().contains("deg")) {
 297                 try {
 298                     if (!crossConnect.setPowerLevel(nodeId, OpticalControlMode.Power , new BigDecimal(-60),
 299                             connectionNumber)) {
 300                         LOG.warn("Power down failed for Roadm-connection: {}", connectionNumber);
 301                         return false;
 302                     }
 303                     Thread.sleep(20000);
 304                     if (! crossConnect.setPowerLevel(nodeId, OpticalControlMode.Off , null, connectionNumber)) {
 305                         LOG.warn("Setting power-control mode off failed for Roadm-connection: {}", connectionNumber);
 306                         return false;
 307                     }
 308                 } catch (InterruptedException e) {
 309                     // TODO Auto-generated catch block
 310                     LOG.error("Olm-powerTurnDown wait failed {}",e);
 311                     return false;
 312                 }
 313             }
 314         }
 315         return true;
 316     }
 317
 318     /**
 319      * This method does an edit-config on roadm connection subtree for a given
 320      * connection number in order to set power level for use by the optical
 321      * power control.
 322      *
 323      * @param inputNode
 324      *            PortMapping network node.
 325      * @param destTpId
 326      *            Destination termination point.
 327      * @param srgId
 328      *            SRG Id to which network port is connected to.
 329      * @param nextNodeId
 330      *            Next roadm connect.
 331      * @param waveLength
 332      *            WaveLength number part of request
 333      * @return true/false based on status of operation.
 334      */
 335     private boolean setTransponderPowerTx(Nodes inputNode, String destTpId, String srgId,
 336                                           String nextNodeId, Long waveLength) {
 337         Map<String, Double> txPowerRangeMap = null;
 338         Map<String, Double> rxSRGPowerRangeMap = null;
 339         Nodes.OpenroadmVersion openroadmVersion;
 340         Optional<Mapping> mappingObject = inputNode.getMapping().stream().filter(o -> o.key()
 341                 .equals(new MappingKey(destTpId))).findFirst();
 342         String nodeId = inputNode.getNodeId();
 343         if (mappingObject.isPresent()) {
 344             String circuitPackName = mappingObject.get().getSupportingCircuitPackName();
 345             String portName = mappingObject.get().getSupportingPort();
 346             openroadmVersion = inputNode.getOpenroadmVersion();
 347             if (inputNode.getOpenroadmVersion().equals(Nodes.OpenroadmVersion._121)) {
 348                 txPowerRangeMap = PowerMgmtVersion121.getXponderPowerRange(circuitPackName, portName,
 349                         nodeId, deviceTransactionManager);
 350             } else if (inputNode.getOpenroadmVersion().equals(Nodes.OpenroadmVersion._221)) {
 351                 txPowerRangeMap = PowerMgmtVersion221.getXponderPowerRange(circuitPackName, portName,
 352                         nodeId, deviceTransactionManager);
 353             }
 354             LOG.info("Transponder power range is fine");
 355             if (!txPowerRangeMap.isEmpty()) {
 356                 LOG.info("Transponder power range is not null {}, {}",
 357                         nextNodeId,srgId);
 358                 //Transponder range is not empty then check SRG Range
 359
 360                 Optional<Mapping> mappingObjectSRG = OlmUtils.getNode(nextNodeId, db)
 361                         .flatMap(node -> node.getMapping()
 362                                 .stream().filter(o -> o.key()
 363                                         .equals(new MappingKey(srgId))).findFirst());
 364                 if (mappingObjectSRG.isPresent()) {
 365                     LOG.info("Transponder range exists for nodeId: {}", nodeId);
 366                     if (inputNode.getOpenroadmVersion().equals(Nodes.OpenroadmVersion._121)) {
 367                         rxSRGPowerRangeMap = PowerMgmtVersion121.getSRGRxPowerRange(nextNodeId, srgId,
 368                                 deviceTransactionManager, mappingObjectSRG.get().getSupportingCircuitPackName(),
 369                                 mappingObjectSRG.get().getSupportingPort());
 370                     } else if (inputNode.getOpenroadmVersion().equals(Nodes.OpenroadmVersion._221)) {
 371                         rxSRGPowerRangeMap = PowerMgmtVersion221.getSRGRxPowerRange(nextNodeId, srgId,
 372                                 deviceTransactionManager, mappingObjectSRG.get().getSupportingCircuitPackName(),
 373                                 mappingObjectSRG.get().getSupportingPort());
 374                     }
 375                 }
 376                 double powerValue = 0;
 377                 if (!rxSRGPowerRangeMap.isEmpty()) {
 378                     LOG.debug("SRG Rx Power range exists for nodeId: {}", nodeId);
 379                     if (txPowerRangeMap.get("MaxTx")
 380                             <= rxSRGPowerRangeMap.get("MaxRx")) {
 381                         powerValue = txPowerRangeMap.get("MaxTx");
 382                     } else if (rxSRGPowerRangeMap.get("MaxRx")
 383                             < txPowerRangeMap.get("MaxTx")) {
 384                         powerValue = rxSRGPowerRangeMap.get("MaxRx");
 385                     }
 386                     LOG.debug("Calculated Transponder Power value is {}" , powerValue);
 387                     String interfaceName = destTpId + "-" + waveLength;
 388                     if (callSetTransponderPower(nodeId,interfaceName,new BigDecimal(powerValue),
 389                             openroadmVersion)) {
 390                         LOG.info("Transponder OCH connection: {} power updated ", interfaceName);
 391                         try {
 392                             LOG.info("Now going in sleep mode");
 393                             Thread.sleep(90000);
 394                             return true;
 395                         } catch (InterruptedException e) {
 396                             LOG.info("Transponder warmup failed for OCH connection: {}", interfaceName, e);
 397                             return false;
 398                         }
 399                     } else {
 400                         LOG.info("Transponder OCH connection: {} power update failed ", interfaceName);
 401                         return false;
 402                     }
 403                 } else {
 404                     LOG.info("Transponder Range exists but SRG Power Range not found");
 405                     return false;
 406                 }
 407             } else {
 408                 LOG.info("Tranponder range not available seting to default "
 409                         + "power for nodeId: {}", nodeId);
 410                 String interfaceName = destTpId + "-" + waveLength;
 411                 if (callSetTransponderPower(nodeId,interfaceName,new BigDecimal(-5),
 412                         openroadmVersion)) {
 413                     LOG.info("Transponder OCH connection: {} power updated ", interfaceName);
 414                     try {
 415                         Thread.sleep(120000);
 416                         return true;
 417                     } catch (InterruptedException e) {
 418                         // TODO Auto-generated catch block
 419                         LOG.info("Transponder warmup failed for OCH connection: {}", interfaceName, e);
 420                         return false;
 421                     }
 422                 } else {
 423                     LOG.info("Transponder OCH connection: {} power update failed ", interfaceName);
 424                     return false;
 425                 }
 426             }
 427         } else {
 428             LOG.info("Mapping object not found for nodeId: {}", nodeId);
 429             return false;
 430         }
 431     }
 432
 433     /**
 434      * This method retrieves transponder OCH interface and
 435      * sets power.
 436      *
 437      * @param nodeId
 438      *            Unique identifier for the mounted netconf- node
 439      * @param interfaceName
 440      *            OCH interface name carrying WL
 441      * @param txPower
 442      *            Calculated transmit power
 443      * @param openroadmVersion
 444      *            Version of openRoadm device software
 445      * @return true/false based on status of operation
 446      */
 447     private boolean callSetTransponderPower(String nodeId, String interfaceName, BigDecimal txPower,
 448                                             Nodes.OpenroadmVersion openroadmVersion) {
 449         boolean powerSetupResult = false;
 450         try {
 451             if (openroadmVersion.equals(Nodes.OpenroadmVersion._121)) {
 452                 Optional<Interface> interfaceOptional;
 453                 interfaceOptional = openRoadmInterfaces.getInterface(nodeId, interfaceName);
 454                 if (interfaceOptional.isPresent()) {
 455                     powerSetupResult = PowerMgmtVersion121.setTransponderPower(nodeId, interfaceName,
 456                             txPower, deviceTransactionManager, interfaceOptional.get());
 457                 } else {
 458                     LOG.error("Interface {} on node {} is not present!", interfaceName, nodeId);
 459                     return false;
 460                 }
 461             } else if (openroadmVersion.equals(Nodes.OpenroadmVersion._221)) {
 462                 Optional<org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.interfaces.grp
 463                         .Interface> interfaceOptional;
 464                 interfaceOptional = openRoadmInterfaces.getInterface(nodeId, interfaceName);
 465                 if (interfaceOptional.isPresent()) {
 466                     powerSetupResult = PowerMgmtVersion221.setTransponderPower(nodeId, interfaceName,
 467                             txPower, deviceTransactionManager, interfaceOptional.get());
 468                 } else {
 469                     LOG.error("Interface {} on node {} is not present!", interfaceName, nodeId);
 470                     return false;
 471                 }
 472             }
 473         } catch (OpenRoadmInterfaceException ex) {
 474             LOG.error("Failed to get interface {} from node {}!", interfaceName, nodeId, ex);
 475             return false;
 476         }
 477         if (powerSetupResult) {
 478             LOG.debug("Transponder power set up completed successfully for nodeId {} and interface {}",
 479                     nodeId,interfaceName);
 480             return powerSetupResult;
 481         } else {
 482             LOG.debug("Transponder power setup failed for nodeId {} on interface {}",
 483                     nodeId, interfaceName);
 484             return powerSetupResult;
 485         }
 486     }
 487
 488     /**
 489      * This method retrieves transponder OCH interface and
 490      * sets power.
 491      *
 492      * @param nodeId
 493      *            Unique identifier for the mounted netconf- node
 494      * @param interfaceName
 495      *            OCH interface name carrying WL
 496      * @param openroadmVersion
 497      *            Version of openRoadm device software
 498      * @param wavelength
 499      *            Wavelength Number    *
 500      * @return true/false based on status of operation
 501      */
 502     private boolean callSetRoadmPowerTx(String nodeId, String interfaceName,
 503                                         Nodes.OpenroadmVersion openroadmVersion,
 504                                         Long wavelength, String connectionNumber) {
 505         if (interfaceName == null) {
 506             crossConnect.setPowerLevel(nodeId,
 507                     OpticalControlMode.Power , null,connectionNumber);
 508             return true;
 509         }
 510         try {
 511             if (openroadmVersion.equals(Nodes.OpenroadmVersion._121)) {
 512                 Optional<Interface> interfaceOpt;
 513                 interfaceOpt = openRoadmInterfaces.getInterface(nodeId, interfaceName);
 514                 if (interfaceOpt.isPresent()) {
 515                     BigDecimal spanLossTx = interfaceOpt.get().augmentation(Interface1.class).getOts()
 516                             .getSpanLossTransmit().getValue();
 517                     LOG.debug("Spanloss TX is {}", spanLossTx);
 518                     BigDecimal powerValue = BigDecimal.valueOf(Math.min(spanLossTx.doubleValue() - 9, 2));
 519                     LOG.debug("Power Value is {}", powerValue);
 520                     Boolean setXconnPowerSuccessVal = crossConnect.setPowerLevel(nodeId,
 521                             OpticalControlMode.Power, powerValue,connectionNumber);
 522                     if (setXconnPowerSuccessVal) {
 523                         LOG.info("Roadm-connection: {} updated ");
 524                         //TODO - commented code because one vendor is not supporting
 525                         //GainLoss with target-output-power
 526                         Thread.sleep(20000);
 527                         crossConnect.setPowerLevel(nodeId,
 528                                 OpticalControlMode.GainLoss, powerValue,connectionNumber);
 529                         return true;
 530                     } else {
 531                         LOG.info("Set Power failed for Roadm-connection: {} on Node: {}", connectionNumber,
 532                                 nodeId);
 533                         return false;
 534                     }
 535                 } else {
 536                     LOG.error("Interface {} on node {} is not present!", interfaceName,
 537                             nodeId);
 538                     return false;
 539                 }
 540             } else if (openroadmVersion.equals(Nodes.OpenroadmVersion._221)) {
 541                 Optional<org.opendaylight.yang.gen.v1.http.org.openroadm.device.rev181019.interfaces
 542                         .grp.Interface> interfaceOpt;
 543                 interfaceOpt = openRoadmInterfaces.getInterface(nodeId, interfaceName);
 544                 if (interfaceOpt.isPresent()) {
 545                     BigDecimal spanLossTx = interfaceOpt.get().augmentation(org.opendaylight.yang.gen.v1.http
 546                             .org.openroadm.optical.transport.interfaces.rev181019.Interface1.class).getOts()
 547                             .getSpanLossTransmit().getValue();
 548                     LOG.debug("Spanloss TX is {}", spanLossTx);
 549                     BigDecimal powerValue = BigDecimal.valueOf(Math.min(spanLossTx.doubleValue() - 9, 2));
 550                     LOG.debug("Power Value is {}", powerValue);
 551                     Boolean setXconnPowerSuccessVal = crossConnect.setPowerLevel(nodeId,
 552                             OpticalControlMode.Power, powerValue,connectionNumber);
 553                     if (setXconnPowerSuccessVal) {
 554                         LOG.info("Roadm-connection: {} updated ");
 555                         //TODO - commented code because one vendor is not supporting
 556                         //GainLoss with target-output-power
 557                         Thread.sleep(20000);
 558                         crossConnect.setPowerLevel(nodeId,
 559                                 OpticalControlMode.GainLoss, powerValue,connectionNumber);
 560                         return true;
 561                     } else {
 562                         LOG.info("Set Power failed for Roadm-connection: {} on Node: {}", connectionNumber,
 563                                 nodeId);
 564                         return false;
 565                     }
 566                 }
 567             }
 568         } catch (OpenRoadmInterfaceException | InterruptedException ex) {
 569             LOG.error("Error during power setup on Roadm nodeId: {} for connection: {}",
 570                     nodeId, connectionNumber, ex);
 571             return false;
 572         }
 573         return false;
 574     }
 575
 576 }