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().forEach(cmHandle -> {
 322             final YangModelCmHandle yangModelCmHandle = YangModelCmHandle.toYangModelCmHandle(
 323                 dmiPluginRegistration.getDmiPlugin(),
 324                 dmiPluginRegistration.getDmiDataPlugin(),
 325                 dmiPluginRegistration.getDmiModelPlugin(),
 326                 cmHandle,
 327                 cmHandle.getModuleSetTag());
 328             cmHandleStatePerCmHandle.put(yangModelCmHandle, CmHandleState.ADVISED);
 329         });
 330         return registerNewCmHandles(cmHandleStatePerCmHandle);
 331     }
 332
 333     protected List<CmHandleRegistrationResponse> parseAndProcessDeletedCmHandlesInRegistration(
 334         final List<String> tobeRemovedCmHandles) {
 335         final List<CmHandleRegistrationResponse> cmHandleRegistrationResponses =
 336             new ArrayList<>(tobeRemovedCmHandles.size());
 337         final Collection<YangModelCmHandle> yangModelCmHandles =
 338             inventoryPersistence.getYangModelCmHandles(tobeRemovedCmHandles);
 339
 340         updateCmHandleStateBatch(yangModelCmHandles, CmHandleState.DELETING);
 341
 342         final Set<String> notDeletedCmHandles = new HashSet<>();
 343         for (final List<String> tobeRemovedCmHandleBatch : Lists.partition(tobeRemovedCmHandles, DELETE_BATCH_SIZE)) {
 344             try {
 345                 batchDeleteCmHandlesFromDbAndModuleSyncMap(tobeRemovedCmHandleBatch);
 346                 tobeRemovedCmHandleBatch.forEach(cmHandleId ->
 347                     cmHandleRegistrationResponses.add(CmHandleRegistrationResponse.createSuccessResponse(cmHandleId)));
 348
 349             } catch (final RuntimeException batchException) {
 350                 log.error("Unable to de-register cm-handle batch, retrying on each cm handle");
 351                 for (final String cmHandleId : tobeRemovedCmHandleBatch) {
 352                     final CmHandleRegistrationResponse cmHandleRegistrationResponse =
 353                         deleteCmHandleAndGetCmHandleRegistrationResponse(cmHandleId);
 354                     cmHandleRegistrationResponses.add(cmHandleRegistrationResponse);
 355                     if (cmHandleRegistrationResponse.getStatus() != CmHandleRegistrationResponse.Status.SUCCESS) {
 356                         notDeletedCmHandles.add(cmHandleId);
 357                     }
 358                 }
 359             }
 360         }
 361
 362         yangModelCmHandles.removeIf(yangModelCmHandle -> notDeletedCmHandles.contains(yangModelCmHandle.getId()));
 363         updateCmHandleStateBatch(yangModelCmHandles, CmHandleState.DELETED);
 364
 365         return cmHandleRegistrationResponses;
 366     }
 367
 368     protected List<CmHandleRegistrationResponse> parseAndProcessUpgradedCmHandlesInRegistration(
 369         final DmiPluginRegistration dmiPluginRegistration) {
 370
 371         final List<String> upgradedCmHandleIds = dmiPluginRegistration.getUpgradedCmHandles().getCmHandles();
 372
 373         final Map<YangModelCmHandle, CmHandleState> acceptedCmHandleStatePerCmHandle
 374                 = new HashMap<>(upgradedCmHandleIds.size());
 375
 376         final Map<NcmpResponseStatus, List<String>> failedCmHandlesPerResponseStatus
 377                 = new EnumMap<>(NcmpResponseStatus.class);
 378         final List<String> nonExistingCmHandleIds = new ArrayList<>();
 379         final List<String> nonReadyCmHandleIds = new ArrayList<>();
 380         final List<String> invalidCmHandleIds = new ArrayList<>();
 381
 382         upgradedCmHandleIds.forEach(cmHandleId -> {
 383             try {
 384                 if (cmHandleQueries.cmHandleHasState(cmHandleId, CmHandleState.READY)) {
 385                     final YangModelCmHandle yangModelCmHandleWithUpgradeDetails
 386                             = createYangModelCmHandle(dmiPluginRegistration, cmHandleId);
 387                     acceptedCmHandleStatePerCmHandle.put(yangModelCmHandleWithUpgradeDetails, CmHandleState.LOCKED);
 388                 } else {
 389                     nonReadyCmHandleIds.add(cmHandleId);
 390                 }
 391             } catch (final DataNodeNotFoundException dataNodeNotFoundException) {
 392                 log.error("Unable to find data node for cm handle id : {} , caused by : {}",
 393                         cmHandleId, dataNodeNotFoundException.getMessage());
 394                 nonExistingCmHandleIds.add(cmHandleId);
 395             } catch (final DataValidationException dataValidationException) {
 396                 log.error("Unable to upgrade cm handle id: {}, caused by : {}",
 397                         cmHandleId, dataValidationException.getMessage());
 398                 invalidCmHandleIds.add(cmHandleId);
 399             }
 400         });
 401         failedCmHandlesPerResponseStatus.put(CM_HANDLES_NOT_READY, nonReadyCmHandleIds);
 402         failedCmHandlesPerResponseStatus.put(CM_HANDLES_NOT_FOUND, nonExistingCmHandleIds);
 403         failedCmHandlesPerResponseStatus.put(CM_HANDLE_INVALID_ID, invalidCmHandleIds);
 404         return mergeAllCmHandleResponses(acceptedCmHandleStatePerCmHandle, failedCmHandlesPerResponseStatus);
 405     }
 406
 407     private static YangModelCmHandle createYangModelCmHandle(final DmiPluginRegistration dmiPluginRegistration,
 408                                                              final String cmHandleId) {
 409         final NcmpServiceCmHandle ncmpServiceCmHandle = new NcmpServiceCmHandle();
 410         ncmpServiceCmHandle.setCmHandleId(cmHandleId);
 411         final String moduleSetTag = dmiPluginRegistration.getUpgradedCmHandles().getModuleSetTag();
 412         final String lockReasonWithModuleSetTag = MessageFormat.format("ModuleSetTag: {0}", moduleSetTag);
 413         ncmpServiceCmHandle.setCompositeState(new CompositeStateBuilder().withCmHandleState(CmHandleState.READY)
 414                 .withLockReason(MODULE_UPGRADE, lockReasonWithModuleSetTag).build());
 415         return YangModelCmHandle.toYangModelCmHandle(dmiPluginRegistration.getDmiPlugin(),
 416                 dmiPluginRegistration.getDmiDataPlugin(), dmiPluginRegistration.getDmiModelPlugin(),
 417                 ncmpServiceCmHandle, moduleSetTag);
 418     }
 419
 420     private CmHandleRegistrationResponse deleteCmHandleAndGetCmHandleRegistrationResponse(final String cmHandleId) {
 421         try {
 422             deleteCmHandleFromDbAndModuleSyncMap(cmHandleId);
 423             return CmHandleRegistrationResponse.createSuccessResponse(cmHandleId);
 424         } catch (final DataNodeNotFoundException dataNodeNotFoundException) {
 425             log.error("Unable to find dataNode for cmHandleId : {} , caused by : {}",
 426                 cmHandleId, dataNodeNotFoundException.getMessage());
 427             return CmHandleRegistrationResponse.createFailureResponse(cmHandleId, CM_HANDLES_NOT_FOUND);
 428         } catch (final DataValidationException dataValidationException) {
 429             log.error("Unable to de-register cm-handle id: {}, caused by: {}",
 430                 cmHandleId, dataValidationException.getMessage());
 431             return CmHandleRegistrationResponse.createFailureResponse(cmHandleId, CM_HANDLE_INVALID_ID);
 432         } catch (final Exception exception) {
 433             log.error("Unable to de-register cm-handle id : {} , caused by : {}", cmHandleId, exception.getMessage());
 434             return CmHandleRegistrationResponse.createFailureResponse(cmHandleId, exception);
 435         }
 436     }
 437
 438     private void updateCmHandleStateBatch(final Collection<YangModelCmHandle> yangModelCmHandles,
 439                                           final CmHandleState cmHandleState) {
 440         final Map<YangModelCmHandle, CmHandleState> cmHandleStatePerCmHandle = new HashMap<>(yangModelCmHandles.size());
 441         yangModelCmHandles.forEach(yangModelCmHandle -> cmHandleStatePerCmHandle.put(yangModelCmHandle, cmHandleState));
 442         lcmEventsCmHandleStateHandler.updateCmHandleStateBatch(cmHandleStatePerCmHandle);
 443     }
 444
 445     private void deleteCmHandleFromDbAndModuleSyncMap(final String cmHandleId) {
 446         inventoryPersistence.deleteSchemaSetWithCascade(cmHandleId);
 447         inventoryPersistence.deleteDataNode(NCMP_DMI_REGISTRY_PARENT + "/cm-handles[@id='" + cmHandleId
 448             + "']");
 449         removeDeletedCmHandleFromModuleSyncMap(cmHandleId);
 450     }
 451
 452     private void batchDeleteCmHandlesFromDbAndModuleSyncMap(final Collection<String> tobeRemovedCmHandles) {
 453         inventoryPersistence.deleteSchemaSetsWithCascade(tobeRemovedCmHandles);
 454         inventoryPersistence.deleteDataNodes(mapCmHandleIdsToXpaths(tobeRemovedCmHandles));
 455         tobeRemovedCmHandles.forEach(this::removeDeletedCmHandleFromModuleSyncMap);
 456     }
 457
 458     private Collection<String> mapCmHandleIdsToXpaths(final Collection<String> cmHandles) {
 459         return cmHandles.stream()
 460             .map(cmHandleId -> NCMP_DMI_REGISTRY_PARENT + "/cm-handles[@id='" + cmHandleId + "']")
 461             .collect(Collectors.toSet());
 462     }
 463
 464     // CPS-1239 Robustness cleaning of in progress cache
 465     private void removeDeletedCmHandleFromModuleSyncMap(final String deletedCmHandleId) {
 466         if (moduleSyncStartedOnCmHandles.remove(deletedCmHandleId) != null) {
 467             log.debug("{} removed from in progress map", deletedCmHandleId);
 468         }
 469     }
 470
 471     private List<CmHandleRegistrationResponse> registerNewCmHandles(final Map<YangModelCmHandle, CmHandleState>
 472                                                                         cmHandleStatePerCmHandle) {
 473         final List<String> cmHandleIds = getCmHandleIds(cmHandleStatePerCmHandle);
 474         try {
 475             lcmEventsCmHandleStateHandler.updateCmHandleStateBatch(cmHandleStatePerCmHandle);
 476             return CmHandleRegistrationResponse.createSuccessResponses(cmHandleIds);
 477         } catch (final AlreadyDefinedException alreadyDefinedException) {
 478             return CmHandleRegistrationResponse.createFailureResponses(
 479                     alreadyDefinedException.getAlreadyDefinedObjectNames(), CM_HANDLE_ALREADY_EXIST);
 480         } catch (final Exception exception) {
 481             return CmHandleRegistrationResponse.createFailureResponses(cmHandleIds, exception);
 482         }
 483     }
 484
 485     private List<CmHandleRegistrationResponse> mergeAllCmHandleResponses(
 486             final Map<YangModelCmHandle, CmHandleState> acceptedCmHandleStatePerCmHandle,
 487             final Map<NcmpResponseStatus, List<String>> failedCmHandlesPerResponseStatus) {
 488         final List<CmHandleRegistrationResponse> cmHandleUpgradeResponses
 489                 = upgradeCmHandles(acceptedCmHandleStatePerCmHandle);
 490         failedCmHandlesPerResponseStatus.forEach((ncmpResponseStatus, cmHandleIds) ->
 491             cmHandleIds.forEach(cmHandleId -> cmHandleUpgradeResponses.add(CmHandleRegistrationResponse
 492                 .createFailureResponse(cmHandleId, ncmpResponseStatus))));
 493         return cmHandleUpgradeResponses;
 494     }
 495
 496     private List<CmHandleRegistrationResponse> upgradeCmHandles(final Map<YangModelCmHandle, CmHandleState>
 497                                                                     cmHandleStatePerCmHandle) {
 498         final List<String> cmHandleIds = getCmHandleIds(cmHandleStatePerCmHandle);
 499         log.info("Moving cm handles : {} into locked (for upgrade) state.", cmHandleIds);
 500         try {
 501             lcmEventsCmHandleStateHandler.updateCmHandleStateBatch(cmHandleStatePerCmHandle);
 502             return CmHandleRegistrationResponse.createSuccessResponses(cmHandleIds);
 503         } catch (final Exception e) {
 504             log.error("Unable to update cmHandleIds : {} , caused by : {}", cmHandleIds, e.getMessage());
 505             return CmHandleRegistrationResponse.createFailureResponses(cmHandleIds, e);
 506         }
 507     }
 508
 509     private static List<String> getCmHandleIds(final Map<YangModelCmHandle, CmHandleState> cmHandleStatePerCmHandle) {
 510         return cmHandleStatePerCmHandle.keySet().stream().map(YangModelCmHandle::getId).toList();
 511     }
 512
 513     private void populateTrustLevelPerCmHandleCache(final DmiPluginRegistration dmiPluginRegistration) {
 514         for (final NcmpServiceCmHandle cmHandle: dmiPluginRegistration.getCreatedCmHandles()) {
 515             if (cmHandle.getRegistrationTrustLevel() == null) {
 516                 if (trustLevelPerCmHandle.containsKey(cmHandle.getCmHandleId())) {
 517                     log.warn("CmHandle : {}, Already exists, Initial trustLevel ignored.", cmHandle.getCmHandleId());
 518                 } else {
 519                     trustLevelPerCmHandle.put(cmHandle.getCmHandleId(), TrustLevel.COMPLETE);
 520                 }
 521             } else {
 522                 trustLevelPerCmHandle.put(cmHandle.getCmHandleId(), cmHandle.getRegistrationTrustLevel());
 523             }
 524         }
 525     }
 526
 527     private void setTrustLevelPerDmiPlugin(final DmiPluginRegistration dmiPluginRegistration) {
 528         if (DmiPluginRegistration.isNullEmptyOrBlank(dmiPluginRegistration.getDmiDataPlugin())) {
 529             trustLevelPerDmiPlugin.put(dmiPluginRegistration.getDmiPlugin(), TrustLevel.COMPLETE);
 530         } else {
 531             trustLevelPerDmiPlugin.put(dmiPluginRegistration.getDmiDataPlugin(), TrustLevel.COMPLETE);
 532         }
 533     }
 534
 535 }