cps-ncmp-service/src/main/java/org/onap/cps/ncmp/api/impl/NetworkCmProxyDataServiceImpl.java

   1 /*
   2  *  ============LICENSE_START=======================================================
   3  *  Copyright (C) 2021 highstreet technologies GmbH
   4  *  Modifications Copyright (C) 2021-2023 Nordix Foundation
   5  *  Modifications Copyright (C) 2021 Pantheon.tech
   6  *  Modifications Copyright (C) 2021-2022 Bell Canada
   7  *  Modifications Copyright (C) 2023 TechMahindra Ltd.
   8  *  ================================================================================
   9  *  Licensed under the Apache License, Version 2.0 (the "License");
  10  *  you may not use this file except in compliance with the License.
  11  *  You may obtain a copy of the License at
  12  *
  13  *        http://www.apache.org/licenses/LICENSE-2.0
  14  *
  15  *  Unless required by applicable law or agreed to in writing, software
  16  *  distributed under the License is distributed on an "AS IS" BASIS,
  17  *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  18  *  See the License for the specific language governing permissions and
  19  *  limitations under the License.
  20  *
  21  *  SPDX-License-Identifier: Apache-2.0
  22  *  ============LICENSE_END=========================================================
  23  */
  24
  25 package org.onap.cps.ncmp.api.impl;
  26
  27 import static org.onap.cps.ncmp.api.NcmpResponseStatus.CM_HANDLES_NOT_FOUND;
  28 import static org.onap.cps.ncmp.api.NcmpResponseStatus.CM_HANDLES_NOT_READY;
  29 import static org.onap.cps.ncmp.api.NcmpResponseStatus.CM_HANDLE_ALREADY_EXIST;
  30 import static org.onap.cps.ncmp.api.NcmpResponseStatus.CM_HANDLE_INVALID_ID;
  31 import static org.onap.cps.ncmp.api.impl.inventory.LockReasonCategory.MODULE_UPGRADE;
  32 import static org.onap.cps.ncmp.api.impl.ncmppersistence.NcmpPersistence.NCMP_DMI_REGISTRY_PARENT;
  33 import static org.onap.cps.ncmp.api.impl.ncmppersistence.NcmpPersistence.NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME;
  34 import static org.onap.cps.ncmp.api.impl.utils.RestQueryParametersValidator.validateCmHandleQueryParameters;
  35
  36 import com.google.common.collect.Lists;
  37 import com.hazelcast.map.IMap;
  38 import java.text.MessageFormat;
  39 import java.time.OffsetDateTime;
  40 import java.util.ArrayList;
  41 import java.util.Collection;
  42 import java.util.EnumMap;
  43 import java.util.HashMap;
  44 import java.util.HashSet;
  45 import java.util.List;
  46 import java.util.Map;
  47 import java.util.Set;
  48 import java.util.stream.Collectors;
  49 import lombok.RequiredArgsConstructor;
  50 import lombok.extern.slf4j.Slf4j;
  51 import org.onap.cps.api.CpsDataService;
  52 import org.onap.cps.ncmp.api.NcmpResponseStatus;
  53 import org.onap.cps.ncmp.api.NetworkCmProxyCmHandleQueryService;
  54 import org.onap.cps.ncmp.api.NetworkCmProxyDataService;
  55 import org.onap.cps.ncmp.api.impl.events.lcm.LcmEventsCmHandleStateHandler;
  56 import org.onap.cps.ncmp.api.impl.inventory.CmHandleQueries;
  57 import org.onap.cps.ncmp.api.impl.inventory.CmHandleState;
  58 import org.onap.cps.ncmp.api.impl.inventory.CompositeState;
  59 import org.onap.cps.ncmp.api.impl.inventory.CompositeStateBuilder;
  60 import org.onap.cps.ncmp.api.impl.inventory.CompositeStateUtils;
  61 import org.onap.cps.ncmp.api.impl.inventory.DataStoreSyncState;
  62 import org.onap.cps.ncmp.api.impl.inventory.InventoryPersistence;
  63 import org.onap.cps.ncmp.api.impl.operations.DmiDataOperations;
  64 import org.onap.cps.ncmp.api.impl.operations.OperationType;
  65 import org.onap.cps.ncmp.api.impl.trustlevel.TrustLevel;
  66 import org.onap.cps.ncmp.api.impl.utils.CmHandleQueryConditions;
  67 import org.onap.cps.ncmp.api.impl.utils.InventoryQueryConditions;
  68 import org.onap.cps.ncmp.api.impl.utils.YangDataConverter;
  69 import org.onap.cps.ncmp.api.impl.yangmodels.YangModelCmHandle;
  70 import org.onap.cps.ncmp.api.models.CmHandleQueryApiParameters;
  71 import org.onap.cps.ncmp.api.models.CmHandleQueryServiceParameters;
  72 import org.onap.cps.ncmp.api.models.CmHandleRegistrationResponse;
  73 import org.onap.cps.ncmp.api.models.DataOperationRequest;
  74 import org.onap.cps.ncmp.api.models.DmiPluginRegistration;
  75 import org.onap.cps.ncmp.api.models.DmiPluginRegistrationResponse;
  76 import org.onap.cps.ncmp.api.models.NcmpServiceCmHandle;
  77 import org.onap.cps.spi.FetchDescendantsOption;
  78 import org.onap.cps.spi.exceptions.AlreadyDefinedException;
  79 import org.onap.cps.spi.exceptions.CpsException;
  80 import org.onap.cps.spi.exceptions.DataNodeNotFoundException;
  81 import org.onap.cps.spi.exceptions.DataValidationException;
  82 import org.onap.cps.spi.model.ModuleDefinition;
  83 import org.onap.cps.spi.model.ModuleReference;
  84 import org.onap.cps.utils.JsonObjectMapper;
  85 import org.springframework.http.ResponseEntity;
  86 import org.springframework.stereotype.Service;
  87
  88 @Slf4j
  89 @Service
  90 @RequiredArgsConstructor
  91 public class NetworkCmProxyDataServiceImpl implements NetworkCmProxyDataService {
  92
  93     private static final int DELETE_BATCH_SIZE = 100;
  94     private final JsonObjectMapper jsonObjectMapper;
  95     private final DmiDataOperations dmiDataOperations;
  96     private final NetworkCmProxyDataServicePropertyHandler networkCmProxyDataServicePropertyHandler;
  97     private final InventoryPersistence inventoryPersistence;
  98     private final CmHandleQueries cmHandleQueries;
  99     private final NetworkCmProxyCmHandleQueryService networkCmProxyCmHandleQueryService;
 100     private final LcmEventsCmHandleStateHandler lcmEventsCmHandleStateHandler;
 101     private final CpsDataService cpsDataService;
 102     private final IMap<String, Object> moduleSyncStartedOnCmHandles;
 103     private final Map<String, TrustLevel> trustLevelPerCmHandle;
 104     private final Map<String, TrustLevel> trustLevelPerDmiPlugin;
 105
 106     @Override
 107     public DmiPluginRegistrationResponse updateDmiRegistrationAndSyncModule(
 108             final DmiPluginRegistration dmiPluginRegistration) {
 109         dmiPluginRegistration.validateDmiPluginRegistration();
 110         final DmiPluginRegistrationResponse dmiPluginRegistrationResponse = new DmiPluginRegistrationResponse();
 111
 112         setTrustLevelPerDmiPlugin(dmiPluginRegistration);
 113
 114         if (!dmiPluginRegistration.getRemovedCmHandles().isEmpty()) {
 115             dmiPluginRegistrationResponse.setRemovedCmHandles(
 116                     parseAndProcessDeletedCmHandlesInRegistration(dmiPluginRegistration.getRemovedCmHandles()));
 117         }
 118
 119         if (!dmiPluginRegistration.getCreatedCmHandles().isEmpty()) {
 120             dmiPluginRegistrationResponse.setCreatedCmHandles(
 121                     parseAndProcessCreatedCmHandlesInRegistration(dmiPluginRegistration));
 122             populateTrustLevelPerCmHandleCache(dmiPluginRegistration);
 123         }
 124         if (!dmiPluginRegistration.getUpdatedCmHandles().isEmpty()) {
 125             dmiPluginRegistrationResponse.setUpdatedCmHandles(
 126                     networkCmProxyDataServicePropertyHandler
 127                             .updateCmHandleProperties(dmiPluginRegistration.getUpdatedCmHandles()));
 128         }
 129         if (dmiPluginRegistration.getUpgradedCmHandles() != null
 130                 && !dmiPluginRegistration.getUpgradedCmHandles().getCmHandles().isEmpty()) {
 131             dmiPluginRegistrationResponse.setUpgradedCmHandles(
 132                     parseAndProcessUpgradedCmHandlesInRegistration(dmiPluginRegistration));
 133         }
 134
 135         return dmiPluginRegistrationResponse;
 136     }
 137
 138     @Override
 139     public Object getResourceDataForCmHandle(final String datastoreName,
 140                                              final String cmHandleId,
 141                                              final String resourceIdentifier,
 142                                              final String optionsParamInQuery,
 143                                              final String topicParamInQuery,
 144                                              final String requestId) {
 145         final ResponseEntity<?> responseEntity = dmiDataOperations.getResourceDataFromDmi(datastoreName, cmHandleId,
 146                 resourceIdentifier,
 147                 optionsParamInQuery,
 148                 topicParamInQuery,
 149                 requestId);
 150         return responseEntity.getBody();
 151     }
 152
 153     @Override
 154     public Object getResourceDataForCmHandle(final String datastoreName,
 155                                              final String cmHandleId,
 156                                              final String resourceIdentifier,
 157                                              final FetchDescendantsOption fetchDescendantsOption) {
 158         return cpsDataService.getDataNodes(datastoreName, cmHandleId, resourceIdentifier,
 159                 fetchDescendantsOption).iterator().next();
 160     }
 161
 162     @Override
 163     public void executeDataOperationForCmHandles(final String topicParamInQuery,
 164                                                  final DataOperationRequest
 165                                                          dataOperationRequest,
 166                                                  final String requestId) {
 167         dmiDataOperations.requestResourceDataFromDmi(topicParamInQuery, dataOperationRequest, requestId);
 168     }
 169
 170     @Override
 171     public Object writeResourceDataPassThroughRunningForCmHandle(final String cmHandleId,
 172                                                                  final String resourceIdentifier,
 173                                                                  final OperationType operationType,
 174                                                                  final String requestData,
 175                                                                  final String dataType) {
 176         return dmiDataOperations.writeResourceDataPassThroughRunningFromDmi(cmHandleId, resourceIdentifier,
 177                 operationType, requestData, dataType);
 178     }
 179
 180     @Override
 181     public Collection<ModuleReference> getYangResourcesModuleReferences(final String cmHandleId) {
 182         return inventoryPersistence.getYangResourcesModuleReferences(cmHandleId);
 183     }
 184
 185     @Override
 186     public Collection<ModuleDefinition> getModuleDefinitionsByCmHandleId(final String cmHandleId) {
 187         return inventoryPersistence.getModuleDefinitionsByCmHandleId(cmHandleId);
 188     }
 189
 190     /**
 191      * Retrieve cm handles with details for the given query parameters.
 192      *
 193      * @param cmHandleQueryApiParameters cm handle query parameters
 194      * @return cm handles with details
 195      */
 196     @Override
 197     public Collection<NcmpServiceCmHandle> executeCmHandleSearch(
 198             final CmHandleQueryApiParameters cmHandleQueryApiParameters) {
 199         final CmHandleQueryServiceParameters cmHandleQueryServiceParameters = jsonObjectMapper.convertToValueType(
 200                 cmHandleQueryApiParameters, CmHandleQueryServiceParameters.class);
 201         validateCmHandleQueryParameters(cmHandleQueryServiceParameters, CmHandleQueryConditions.ALL_CONDITION_NAMES);
 202         return networkCmProxyCmHandleQueryService.queryCmHandles(cmHandleQueryServiceParameters);
 203     }
 204
 205     /**
 206      * Retrieve cm handle ids for the given query parameters.
 207      *
 208      * @param cmHandleQueryApiParameters cm handle query parameters
 209      * @return cm handle ids
 210      */
 211     @Override
 212     public Collection<String> executeCmHandleIdSearch(final CmHandleQueryApiParameters cmHandleQueryApiParameters) {
 213         final CmHandleQueryServiceParameters cmHandleQueryServiceParameters = jsonObjectMapper.convertToValueType(
 214                 cmHandleQueryApiParameters, CmHandleQueryServiceParameters.class);
 215         validateCmHandleQueryParameters(cmHandleQueryServiceParameters, CmHandleQueryConditions.ALL_CONDITION_NAMES);
 216         return networkCmProxyCmHandleQueryService.queryCmHandleIds(cmHandleQueryServiceParameters);
 217     }
 218
 219     /**
 220      * Set the data sync enabled flag, along with the data sync state
 221      * based on the data sync enabled boolean for the cm handle id provided.
 222      *
 223      * @param cmHandleId      cm handle id
 224      * @param dataSyncEnabledTargetValue data sync enabled flag
 225      */
 226     @Override
 227     public void setDataSyncEnabled(final String cmHandleId, final Boolean dataSyncEnabledTargetValue) {
 228         final CompositeState compositeState = inventoryPersistence.getCmHandleState(cmHandleId);
 229         if (dataSyncEnabledTargetValue.equals(compositeState.getDataSyncEnabled())) {
 230             log.info("Data-Sync Enabled flag is already: {} ", dataSyncEnabledTargetValue);
 231             return;
 232         }
 233         if (CmHandleState.READY.equals(compositeState.getCmHandleState())) {
 234             final DataStoreSyncState dataStoreSyncState = compositeState.getDataStores()
 235                     .getOperationalDataStore().getDataStoreSyncState();
 236             if (Boolean.FALSE.equals(dataSyncEnabledTargetValue)
 237                     && DataStoreSyncState.SYNCHRONIZED.equals(dataStoreSyncState)) {
 238                 // TODO : This is hard-coded for onap dmi that need to be addressed
 239                 cpsDataService.deleteDataNode(NFP_OPERATIONAL_DATASTORE_DATASPACE_NAME, cmHandleId,
 240                         "/netconf-state", OffsetDateTime.now());
 241             }
 242             CompositeStateUtils.setDataSyncEnabledFlagWithDataSyncState(dataSyncEnabledTargetValue, compositeState);
 243             inventoryPersistence.saveCmHandleState(cmHandleId, compositeState);
 244         } else {
 245             throw new CpsException("State mismatch exception.", "Cm-Handle not in READY state. Cm handle state is: "
 246                     + compositeState.getCmHandleState());
 247         }
 248     }
 249
 250     /**
 251      * Get all cm handle IDs by DMI plugin identifier.
 252      *
 253      * @param dmiPluginIdentifier DMI plugin identifier
 254      * @return set of cm handle IDs
 255      */
 256     @Override
 257     public Collection<String> getAllCmHandleIdsByDmiPluginIdentifier(final String dmiPluginIdentifier) {
 258         return cmHandleQueries.getCmHandleIdsByDmiPluginIdentifier(dmiPluginIdentifier);
 259     }
 260
 261     /**
 262      * Get all cm handle IDs by various properties.
 263      *
 264      * @param cmHandleQueryServiceParameters cm handle query parameters
 265      * @return set of cm handle IDs
 266      */
 267     @Override
 268     public Collection<String> executeCmHandleIdSearchForInventory(
 269             final CmHandleQueryServiceParameters cmHandleQueryServiceParameters) {
 270         validateCmHandleQueryParameters(cmHandleQueryServiceParameters, InventoryQueryConditions.ALL_CONDITION_NAMES);
 271         return networkCmProxyCmHandleQueryService.queryCmHandleIdsForInventory(cmHandleQueryServiceParameters);
 272     }
 273
 274     /**
 275      * Retrieve cm handle details for a given cm handle.
 276      *
 277      * @param cmHandleId cm handle identifier
 278      * @return cm handle details
 279      */
 280     @Override
 281     public NcmpServiceCmHandle getNcmpServiceCmHandle(final String cmHandleId) {
 282         return YangDataConverter.convertYangModelCmHandleToNcmpServiceCmHandle(
 283                 inventoryPersistence.getYangModelCmHandle(cmHandleId));
 284     }
 285
 286     /**
 287      * Get cm handle public properties for a given cm handle id.
 288      *
 289      * @param cmHandleId cm handle identifier
 290      * @return cm handle public properties
 291      */
 292     @Override
 293     public Map<String, String> getCmHandlePublicProperties(final String cmHandleId) {
 294         final YangModelCmHandle yangModelCmHandle = inventoryPersistence.getYangModelCmHandle(cmHandleId);
 295         final List<YangModelCmHandle.Property> yangModelPublicProperties = yangModelCmHandle.getPublicProperties();
 296         final Map<String, String> cmHandlePublicProperties = new HashMap<>();
 297         YangDataConverter.asPropertiesMap(yangModelPublicProperties, cmHandlePublicProperties);
 298         return cmHandlePublicProperties;
 299     }
 300
 301     /**
 302      * Get cm handle composite state for a given cm handle id.
 303      *
 304      * @param cmHandleId cm handle identifier
 305      * @return cm handle state
 306      */
 307     @Override
 308     public CompositeState getCmHandleCompositeState(final String cmHandleId) {
 309         return inventoryPersistence.getYangModelCmHandle(cmHandleId).getCompositeState();
 310     }
 311
 312     /**
 313      * THis method registers a cm handle and initiates modules sync.
 314      *
 315      * @param dmiPluginRegistration dmi plugin registration information.
 316      * @return cm-handle registration response for create cm-handle requests.
 317      */
 318     public List<CmHandleRegistrationResponse> parseAndProcessCreatedCmHandlesInRegistration(
 319             final DmiPluginRegistration dmiPluginRegistration) {
 320         final Map<YangModelCmHandle, CmHandleState> cmHandleStatePerCmHandle = new HashMap<>();
 321         dmiPluginRegistration.getCreatedCmHandles()
 322                 .forEach(cmHandle -> {
 323                     final YangModelCmHandle yangModelCmHandle = YangModelCmHandle.toYangModelCmHandle(
 324                             dmiPluginRegistration.getDmiPlugin(),
 325                             dmiPluginRegistration.getDmiDataPlugin(),
 326                             dmiPluginRegistration.getDmiModelPlugin(),
 327                             cmHandle,
 328                             cmHandle.getModuleSetTag());
 329                     cmHandleStatePerCmHandle.put(yangModelCmHandle, CmHandleState.ADVISED);
 330                 });
 331         return registerNewCmHandles(cmHandleStatePerCmHandle);
 332     }
 333
 334     protected List<CmHandleRegistrationResponse> parseAndProcessDeletedCmHandlesInRegistration(
 335             final List<String> tobeRemovedCmHandles) {
 336         final List<CmHandleRegistrationResponse> cmHandleRegistrationResponses =
 337                 new ArrayList<>(tobeRemovedCmHandles.size());
 338         final Collection<YangModelCmHandle> yangModelCmHandles =
 339                 inventoryPersistence.getYangModelCmHandles(tobeRemovedCmHandles);
 340
 341         updateCmHandleStateBatch(yangModelCmHandles, CmHandleState.DELETING);
 342
 343         final Set<String> notDeletedCmHandles = new HashSet<>();
 344         for (final List<String> tobeRemovedCmHandleBatch : Lists.partition(tobeRemovedCmHandles, DELETE_BATCH_SIZE)) {
 345             try {
 346                 batchDeleteCmHandlesFromDbAndModuleSyncMap(tobeRemovedCmHandleBatch);
 347                 tobeRemovedCmHandleBatch.forEach(cmHandleId ->
 348                     cmHandleRegistrationResponses.add(CmHandleRegistrationResponse.createSuccessResponse(cmHandleId)));
 349
 350             } catch (final RuntimeException batchException) {
 351                 log.error("Unable to de-register cm-handle batch, retrying on each cm handle");
 352                 for (final String cmHandleId : tobeRemovedCmHandleBatch) {
 353                     final CmHandleRegistrationResponse cmHandleRegistrationResponse =
 354                         deleteCmHandleAndGetCmHandleRegistrationResponse(cmHandleId);
 355                     cmHandleRegistrationResponses.add(cmHandleRegistrationResponse);
 356                     if (cmHandleRegistrationResponse.getStatus() != CmHandleRegistrationResponse.Status.SUCCESS) {
 357                         notDeletedCmHandles.add(cmHandleId);
 358                     }
 359                 }
 360             }
 361         }
 362
 363         yangModelCmHandles.removeIf(yangModelCmHandle -> notDeletedCmHandles.contains(yangModelCmHandle.getId()));
 364         updateCmHandleStateBatch(yangModelCmHandles, CmHandleState.DELETED);
 365
 366         return cmHandleRegistrationResponses;
 367     }
 368
 369     protected List<CmHandleRegistrationResponse> parseAndProcessUpgradedCmHandlesInRegistration(
 370             final DmiPluginRegistration dmiPluginRegistration) {
 371
 372         final List<String> upgradedCmHandleIds = dmiPluginRegistration.getUpgradedCmHandles().getCmHandles();
 373
 374         final Map<YangModelCmHandle, CmHandleState> acceptedCmHandleStatePerCmHandle
 375                 = new HashMap<>(upgradedCmHandleIds.size());
 376
 377         final Map<NcmpResponseStatus, List<String>> failedCmHandlesPerResponseStatus
 378                 = new EnumMap<>(NcmpResponseStatus.class);
 379         final List<String> nonExistingCmHandleIds = new ArrayList<>();
 380         final List<String> nonReadyCmHandleIds = new ArrayList<>();
 381         final List<String> invalidCmHandleIds = new ArrayList<>();
 382
 383         upgradedCmHandleIds.forEach(cmHandleId -> {
 384             try {
 385                 if (cmHandleQueries.cmHandleHasState(cmHandleId, CmHandleState.READY)) {
 386                     final YangModelCmHandle yangModelCmHandleWithUpgradeDetails
 387                             = createYangModelCmHandle(dmiPluginRegistration, cmHandleId);
 388                     acceptedCmHandleStatePerCmHandle.put(yangModelCmHandleWithUpgradeDetails, CmHandleState.LOCKED);
 389                 } else {
 390                     nonReadyCmHandleIds.add(cmHandleId);
 391                 }
 392             } catch (final DataNodeNotFoundException dataNodeNotFoundException) {
 393                 log.error("Unable to find data node for cm handle id : {} , caused by : {}",
 394                         cmHandleId, dataNodeNotFoundException.getMessage());
 395                 nonExistingCmHandleIds.add(cmHandleId);
 396             } catch (final DataValidationException dataValidationException) {
 397                 log.error("Unable to upgrade cm handle id: {}, caused by : {}",
 398                         cmHandleId, dataValidationException.getMessage());
 399                 invalidCmHandleIds.add(cmHandleId);
 400             }
 401         });
 402         failedCmHandlesPerResponseStatus.put(CM_HANDLES_NOT_READY, nonReadyCmHandleIds);
 403         failedCmHandlesPerResponseStatus.put(CM_HANDLES_NOT_FOUND, nonExistingCmHandleIds);
 404         failedCmHandlesPerResponseStatus.put(CM_HANDLE_INVALID_ID, invalidCmHandleIds);
 405         return mergeAllCmHandleResponses(acceptedCmHandleStatePerCmHandle, failedCmHandlesPerResponseStatus);
 406     }
 407
 408     private static YangModelCmHandle createYangModelCmHandle(final DmiPluginRegistration dmiPluginRegistration,
 409                                                              final String cmHandleId) {
 410         final NcmpServiceCmHandle ncmpServiceCmHandle = new NcmpServiceCmHandle();
 411         ncmpServiceCmHandle.setCmHandleId(cmHandleId);
 412         final String moduleSetTag = dmiPluginRegistration.getUpgradedCmHandles().getModuleSetTag();
 413         final String lockReasonWithModuleSetTag = MessageFormat.format("ModuleSetTag: {0}", moduleSetTag);
 414         ncmpServiceCmHandle.setCompositeState(new CompositeStateBuilder().withCmHandleState(CmHandleState.READY)
 415                 .withLockReason(MODULE_UPGRADE, lockReasonWithModuleSetTag).build());
 416         return YangModelCmHandle.toYangModelCmHandle(dmiPluginRegistration.getDmiPlugin(),
 417                 dmiPluginRegistration.getDmiDataPlugin(), dmiPluginRegistration.getDmiModelPlugin(),
 418                 ncmpServiceCmHandle, moduleSetTag);
 419     }
 420
 421     private CmHandleRegistrationResponse deleteCmHandleAndGetCmHandleRegistrationResponse(final String cmHandleId) {
 422         try {
 423             deleteCmHandleFromDbAndModuleSyncMap(cmHandleId);
 424             return CmHandleRegistrationResponse.createSuccessResponse(cmHandleId);
 425         } catch (final DataNodeNotFoundException dataNodeNotFoundException) {
 426             log.error("Unable to find dataNode for cmHandleId : {} , caused by : {}",
 427                 cmHandleId, dataNodeNotFoundException.getMessage());
 428             return CmHandleRegistrationResponse.createFailureResponse(cmHandleId, CM_HANDLES_NOT_FOUND);
 429         } catch (final DataValidationException dataValidationException) {
 430             log.error("Unable to de-register cm-handle id: {}, caused by: {}",
 431                 cmHandleId, dataValidationException.getMessage());
 432             return CmHandleRegistrationResponse.createFailureResponse(cmHandleId, CM_HANDLE_INVALID_ID);
 433         } catch (final Exception exception) {
 434             log.error("Unable to de-register cm-handle id : {} , caused by : {}", cmHandleId, exception.getMessage());
 435             return CmHandleRegistrationResponse.createFailureResponse(cmHandleId, exception);
 436         }
 437     }
 438
 439     private void updateCmHandleStateBatch(final Collection<YangModelCmHandle> yangModelCmHandles,
 440                                           final CmHandleState cmHandleState) {
 441         final Map<YangModelCmHandle, CmHandleState> cmHandleStatePerCmHandle = new HashMap<>(yangModelCmHandles.size());
 442         yangModelCmHandles.forEach(yangModelCmHandle -> cmHandleStatePerCmHandle.put(yangModelCmHandle, cmHandleState));
 443         lcmEventsCmHandleStateHandler.updateCmHandleStateBatch(cmHandleStatePerCmHandle);
 444     }
 445
 446     private void deleteCmHandleFromDbAndModuleSyncMap(final String cmHandleId) {
 447         inventoryPersistence.deleteSchemaSetWithCascade(cmHandleId);
 448         inventoryPersistence.deleteDataNode(NCMP_DMI_REGISTRY_PARENT + "/cm-handles[@id='" + cmHandleId
 449                 + "']");
 450         removeDeletedCmHandleFromModuleSyncMap(cmHandleId);
 451     }
 452
 453     private void batchDeleteCmHandlesFromDbAndModuleSyncMap(final Collection<String> tobeRemovedCmHandles) {
 454         inventoryPersistence.deleteSchemaSetsWithCascade(tobeRemovedCmHandles);
 455         inventoryPersistence.deleteDataNodes(mapCmHandleIdsToXpaths(tobeRemovedCmHandles));
 456         tobeRemovedCmHandles.forEach(this::removeDeletedCmHandleFromModuleSyncMap);
 457     }
 458
 459     private Collection<String> mapCmHandleIdsToXpaths(final Collection<String> cmHandles) {
 460         return cmHandles.stream()
 461                 .map(cmHandleId -> NCMP_DMI_REGISTRY_PARENT + "/cm-handles[@id='" + cmHandleId + "']")
 462                 .collect(Collectors.toSet());
 463     }
 464
 465     // CPS-1239 Robustness cleaning of in progress cache
 466     private void removeDeletedCmHandleFromModuleSyncMap(final String deletedCmHandleId) {
 467         if (moduleSyncStartedOnCmHandles.remove(deletedCmHandleId) != null) {
 468             log.debug("{} removed from in progress map", deletedCmHandleId);
 469         }
 470     }
 471
 472     private List<CmHandleRegistrationResponse> registerNewCmHandles(final Map<YangModelCmHandle, CmHandleState>
 473                                                                             cmHandleStatePerCmHandle) {
 474         final List<String> cmHandleIds = getCmHandleIds(cmHandleStatePerCmHandle);
 475         try {
 476             lcmEventsCmHandleStateHandler.updateCmHandleStateBatch(cmHandleStatePerCmHandle);
 477             return CmHandleRegistrationResponse.createSuccessResponses(cmHandleIds);
 478         } catch (final AlreadyDefinedException alreadyDefinedException) {
 479             return CmHandleRegistrationResponse.createFailureResponses(
 480                     alreadyDefinedException.getAlreadyDefinedObjectNames(), CM_HANDLE_ALREADY_EXIST);
 481         } catch (final Exception exception) {
 482             return CmHandleRegistrationResponse.createFailureResponses(cmHandleIds, exception);
 483         }
 484     }
 485
 486     private List<CmHandleRegistrationResponse> mergeAllCmHandleResponses(
 487             final Map<YangModelCmHandle, CmHandleState> acceptedCmHandleStatePerCmHandle,
 488             final Map<NcmpResponseStatus, List<String>> failedCmHandlesPerResponseStatus) {
 489         final List<CmHandleRegistrationResponse> cmHandleUpgradeResponses
 490                 = upgradeCmHandles(acceptedCmHandleStatePerCmHandle);
 491         failedCmHandlesPerResponseStatus.forEach((ncmpResponseStatus, cmHandleIds) ->
 492             cmHandleIds.forEach(cmHandleId -> cmHandleUpgradeResponses.add(CmHandleRegistrationResponse
 493                 .createFailureResponse(cmHandleId, ncmpResponseStatus))));
 494         return cmHandleUpgradeResponses;
 495     }
 496
 497     private List<CmHandleRegistrationResponse> upgradeCmHandles(final Map<YangModelCmHandle, CmHandleState>
 498                                                                         cmHandleStatePerCmHandle) {
 499         final List<String> cmHandleIds = getCmHandleIds(cmHandleStatePerCmHandle);
 500         log.info("Moving cm handles : {} into locked (for upgrade) state.", cmHandleIds);
 501         try {
 502             lcmEventsCmHandleStateHandler.updateCmHandleStateBatch(cmHandleStatePerCmHandle);
 503             return CmHandleRegistrationResponse.createSuccessResponses(cmHandleIds);
 504         } catch (final Exception e) {
 505             log.error("Unable to update cmHandleIds : {} , caused by : {}", cmHandleIds, e.getMessage());
 506             return CmHandleRegistrationResponse.createFailureResponses(cmHandleIds, e);
 507         }
 508     }
 509
 510     private static List<String> getCmHandleIds(final Map<YangModelCmHandle, CmHandleState> cmHandleStatePerCmHandle) {
 511         return cmHandleStatePerCmHandle.keySet().stream().map(YangModelCmHandle::getId).toList();
 512     }
 513
 514     private void populateTrustLevelPerCmHandleCache(final DmiPluginRegistration dmiPluginRegistration) {
 515         for (final NcmpServiceCmHandle cmHandle: dmiPluginRegistration.getCreatedCmHandles()) {
 516             if (cmHandle.getRegistrationTrustLevel() == null) {
 517                 if (trustLevelPerCmHandle.containsKey(cmHandle.getCmHandleId())) {
 518                     log.warn("CmHandle : {}, Already exists, Initial trustLevel ignored.", cmHandle.getCmHandleId());
 519                 } else {
 520                     trustLevelPerCmHandle.put(cmHandle.getCmHandleId(), TrustLevel.COMPLETE);
 521                 }
 522             } else {
 523                 trustLevelPerCmHandle.put(cmHandle.getCmHandleId(), cmHandle.getRegistrationTrustLevel());
 524             }
 525         }
 526     }
 527
 528     private void setTrustLevelPerDmiPlugin(final DmiPluginRegistration dmiPluginRegistration) {
 529         if (DmiPluginRegistration.isNullEmptyOrBlank(dmiPluginRegistration.getDmiDataPlugin())) {
 530             trustLevelPerDmiPlugin.put(dmiPluginRegistration.getDmiPlugin(), TrustLevel.COMPLETE);
 531         } else {
 532             trustLevelPerDmiPlugin.put(dmiPluginRegistration.getDmiDataPlugin(), TrustLevel.COMPLETE);
 533         }
 534     }
 535
 536 }