bpmn/so-bpmn-tasks/src/main/java/org/onap/so/bpmn/infrastructure/workflow/tasks/WorkflowAction.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP - SO
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Modifications Copyright (c) 2019 Samsung
   8  * ================================================================================
   9  * Modifications Copyright (c) 2021 Nokia
  10  * ================================================================================
  11  * Modifications Copyright (c) 2020 Tech Mahindra
  12  * ================================================================================
  13  * Modifications Copyright (c) 2021 Orange
  14  * ================================================================================
  15  * Licensed under the Apache License, Version 2.0 (the "License");
  16  * you may not use this file except in compliance with the License.
  17  * You may obtain a copy of the License at
  18  *
  19  *      http://www.apache.org/licenses/LICENSE-2.0
  20  *
  21  * Unless required by applicable law or agreed to in writing, software
  22  * distributed under the License is distributed on an "AS IS" BASIS,
  23  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  24  * See the License for the specific language governing permissions and
  25  * limitations under the License.
  26  * ============LICENSE_END=========================================================
  27  */
  28
  29 package org.onap.so.bpmn.infrastructure.workflow.tasks;
  30
  31 import static org.onap.so.bpmn.infrastructure.service.composition.ServiceCompositionConstants.IS_CHILD_PROCESS;
  32 import static org.onap.so.bpmn.infrastructure.service.composition.ServiceCompositionConstants.PARENT_CORRELATION_ID;
  33 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.ASSIGN_INSTANCE;
  34 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.CONTROLLER;
  35 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.CREATE_INSTANCE;
  36 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.DELETE_INSTANCE;
  37 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.FABRIC_CONFIGURATION;
  38 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.RECREATE_INSTANCE;
  39 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.REPLACEINSTANCE;
  40 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.REPLACEINSTANCERETAINASSIGNMENTS;
  41 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.SERVICE;
  42 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.UPDATE_INSTANCE;
  43 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.HEALTH_CHECK;
  44 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.WORKFLOW_ACTION_ERROR_MESSAGE;
  45 import static org.onap.so.bpmn.infrastructure.workflow.tasks.WorkflowActionConstants.UPGRADE_CNF;
  46 import java.io.IOException;
  47 import java.util.ArrayList;
  48 import java.util.Arrays;
  49 import java.util.Comparator;
  50 import java.util.HashMap;
  51 import java.util.LinkedHashSet;
  52 import java.util.List;
  53 import java.util.Map;
  54 import java.util.Optional;
  55 import java.util.Set;
  56 import java.util.UUID;
  57 import java.util.regex.Matcher;
  58 import java.util.regex.Pattern;
  59 import java.util.stream.Collectors;
  60 import org.apache.commons.lang3.SerializationUtils;
  61 import org.apache.commons.lang3.StringUtils;
  62 import org.camunda.bpm.engine.delegate.DelegateExecution;
  63 import org.javatuples.Pair;
  64 import org.onap.aai.domain.yang.Vnfc;
  65 import org.onap.aai.domain.yang.VolumeGroup;
  66 import org.onap.aaiclient.client.aai.AAIObjectName;
  67 import org.onap.aaiclient.client.aai.entities.AAIResultWrapper;
  68 import org.onap.aaiclient.client.aai.entities.Relationships;
  69 import org.onap.aaiclient.client.aai.entities.uri.AAIResourceUri;
  70 import org.onap.aaiclient.client.aai.entities.uri.AAIUriFactory;
  71 import org.onap.aaiclient.client.generated.fluentbuilders.AAIFluentTypeBuilder;
  72 import org.onap.aaiclient.client.generated.fluentbuilders.AAIFluentTypeBuilder.Types;
  73 import org.onap.so.bpmn.common.BBConstants;
  74 import org.onap.so.bpmn.infrastructure.workflow.tasks.ebb.loader.PnfEBBLoader;
  75 import org.onap.so.bpmn.infrastructure.workflow.tasks.ebb.loader.ServiceEBBLoader;
  76 import org.onap.so.bpmn.infrastructure.workflow.tasks.ebb.loader.VnfEBBLoader;
  77 import org.onap.so.bpmn.infrastructure.workflow.tasks.excpetion.VnfcMultipleRelationshipException;
  78 import org.onap.so.bpmn.infrastructure.workflow.tasks.utils.WorkflowResourceIdsUtils;
  79 import org.onap.so.bpmn.servicedecomposition.entities.ExecuteBuildingBlock;
  80 import org.onap.so.bpmn.servicedecomposition.entities.WorkflowResourceIds;
  81 import org.onap.so.bpmn.servicedecomposition.tasks.BBInputSetup;
  82 import org.onap.so.bpmn.servicedecomposition.tasks.BBInputSetupUtils;
  83 import org.onap.so.client.exception.ExceptionBuilder;
  84 import org.onap.so.client.orchestration.AAIEntityNotFoundException;
  85 import org.onap.so.db.catalog.beans.VfModuleCustomization;
  86 import org.onap.so.db.catalog.beans.macro.NorthBoundRequest;
  87 import org.onap.so.db.catalog.beans.macro.OrchestrationFlow;
  88 import org.onap.so.db.catalog.client.CatalogDbClient;
  89 import org.onap.so.serviceinstancebeans.CloudConfiguration;
  90 import org.onap.so.serviceinstancebeans.ModelInfo;
  91 import org.onap.so.serviceinstancebeans.ModelType;
  92 import org.onap.so.serviceinstancebeans.RelatedInstance;
  93 import org.onap.so.serviceinstancebeans.RelatedInstanceList;
  94 import org.onap.so.serviceinstancebeans.RequestDetails;
  95 import org.onap.so.serviceinstancebeans.ServiceInstancesRequest;
  96 import org.slf4j.Logger;
  97 import org.slf4j.LoggerFactory;
  98 import org.springframework.beans.factory.annotation.Autowired;
  99 import org.springframework.core.env.Environment;
 100 import org.springframework.stereotype.Component;
 101 import org.springframework.util.CollectionUtils;
 102 import com.fasterxml.jackson.databind.ObjectMapper;
 103 import org.onap.so.serviceinstancebeans.InstanceDirection;
 104
 105 @Component
 106 public class WorkflowAction {
 107
 108     private static final Logger logger = LoggerFactory.getLogger(WorkflowAction.class);
 109
 110     private static final String SERVICE_INSTANCES = "serviceInstances";
 111     private static final String VF_MODULES = "vfModules";
 112     private static final String VNF_TYPE = "vnfType";
 113     private static final String CONFIGURATION = "Configuration";
 114     private static final String SUPPORTEDTYPES =
 115             "vnfs|pnfs|cnfs|vfModules|networks|networkCollections|volumeGroups|serviceInstances|instanceGroups";
 116     private static final String HOMINGSOLUTION = "Homing_Solution";
 117     private static final String SERVICE_TYPE_TRANSPORT = "TRANSPORT";
 118     private static final String SERVICE_TYPE_BONDING = "BONDING";
 119     private static final String CLOUD_OWNER = "DEFAULT";
 120     private static final String CREATENETWORKBB = "CreateNetworkBB";
 121     private static final String ACTIVATENETWORKBB = "ActivateNetworkBB";
 122     private static final String VOLUMEGROUP_DELETE_PATTERN = "(Un|De)(.*)Volume(.*)";
 123     private static final String VOLUMEGROUP_CREATE_PATTERN = "(A|C)(.*)Volume(.*)";
 124     private static final String DEFAULT_CLOUD_OWNER = "org.onap.so.cloud-owner";
 125     private static final String HOMING = "homing";
 126
 127     @Autowired
 128     protected BBInputSetup bbInputSetup;
 129     @Autowired
 130     protected BBInputSetupUtils bbInputSetupUtils;
 131     @Autowired
 132     private ExceptionBuilder exceptionBuilder;
 133     @Autowired
 134     private CatalogDbClient catalogDbClient;
 135     @Autowired
 136     private Environment environment;
 137     @Autowired
 138     private AaiResourceIdValidator aaiResourceIdValidator;
 139     @Autowired
 140     private ExecuteBuildingBlockBuilder executeBuildingBlockBuilder;
 141     @Autowired
 142     private VnfEBBLoader vnfEBBLoader;
 143     @Autowired
 144     private PnfEBBLoader pnfEBBLoader;
 145     @Autowired
 146     private ServiceEBBLoader serviceEBBLoader;
 147
 148     public void setBbInputSetupUtils(BBInputSetupUtils bbInputSetupUtils) {
 149         this.bbInputSetupUtils = bbInputSetupUtils;
 150     }
 151
 152     public void setBbInputSetup(BBInputSetup bbInputSetup) {
 153         this.bbInputSetup = bbInputSetup;
 154     }
 155
 156     public void selectExecutionList(DelegateExecution execution) throws Exception {
 157         try {
 158             fillExecutionDefault(execution);
 159             final String bpmnRequest = (String) execution.getVariable(BBConstants.G_BPMN_REQUEST);
 160             ServiceInstancesRequest sIRequest =
 161                     new ObjectMapper().readValue(bpmnRequest, ServiceInstancesRequest.class);
 162
 163             final String requestId = (String) execution.getVariable(BBConstants.G_REQUEST_ID);
 164
 165             String uri = (String) execution.getVariable(BBConstants.G_URI);
 166             boolean isResume = isUriResume(uri);
 167
 168             final boolean isALaCarte = (boolean) execution.getVariable(BBConstants.G_ALACARTE);
 169             Resource resource = getResource(bbInputSetupUtils, isResume, isALaCarte, uri, requestId);
 170
 171             WorkflowResourceIds workflowResourceIds = populateResourceIdsFromApiHandler(execution);
 172             RequestDetails requestDetails = sIRequest.getRequestDetails();
 173             String requestAction = (String) execution.getVariable(BBConstants.G_ACTION);
 174             String resourceId = getResourceId(resource, requestAction, requestDetails, workflowResourceIds);
 175             WorkflowType resourceType = resource.getResourceType();
 176
 177             String serviceInstanceId = getServiceInstanceId(execution, resourceId, resourceType);
 178
 179             fillExecution(execution, requestDetails.getRequestInfo().getSuppressRollback(), resourceId, resourceType);
 180             List<ExecuteBuildingBlock> flowsToExecute;
 181             if (isRequestMacroServiceResume(isALaCarte, resourceType, requestAction, serviceInstanceId)) {
 182                 String errorMessage = "Could not resume Macro flow. Error loading execution path.";
 183                 flowsToExecute = loadExecuteBuildingBlocks(execution, requestId, errorMessage);
 184             } else if (isALaCarte && isResume) {
 185                 String errorMessage =
 186                         "Could not resume request with request Id: " + requestId + ". No flowsToExecute was found";
 187                 flowsToExecute = loadExecuteBuildingBlocks(execution, requestId, errorMessage);
 188             } else {
 189                 String vnfType = (String) execution.getVariable(VNF_TYPE);
 190                 String cloudOwner = getCloudOwner(requestDetails.getCloudConfiguration());
 191                 List<OrchestrationFlow> orchFlows =
 192                         (List<OrchestrationFlow>) execution.getVariable(BBConstants.G_ORCHESTRATION_FLOW);
 193                 final String apiVersion = (String) execution.getVariable(BBConstants.G_APIVERSION);
 194                 final String serviceType =
 195                         Optional.ofNullable((String) execution.getVariable(BBConstants.G_SERVICE_TYPE)).orElse("");
 196                 if (isALaCarte) {
 197                     flowsToExecute = loadExecuteBuildingBlocksForAlaCarte(orchFlows, execution, requestAction,
 198                             resourceType, cloudOwner, serviceType, sIRequest, requestId, workflowResourceIds,
 199                             requestDetails, resourceId, vnfType, apiVersion);
 200                 } else {
 201                     flowsToExecute = loadExecuteBuildingBlocksForMacro(sIRequest, resourceType, requestAction,
 202                             execution, serviceInstanceId, resourceId, workflowResourceIds, orchFlows, cloudOwner,
 203                             serviceType, requestId, apiVersion, vnfType, requestDetails);
 204                 }
 205             }
 206             // If the user set "Homing_Solution" to "none", disable homing, else if "Homing_Solution" is specified,
 207             // enable it.
 208             if (sIRequest.getRequestDetails().getRequestParameters() != null
 209                     && sIRequest.getRequestDetails().getRequestParameters().getUserParams() != null) {
 210                 List<Map<String, Object>> userParams =
 211                         sIRequest.getRequestDetails().getRequestParameters().getUserParams();
 212                 for (Map<String, Object> params : userParams) {
 213                     if (params.containsKey(HOMINGSOLUTION)) {
 214                         execution.setVariable(HOMING, !"none".equals(params.get(HOMINGSOLUTION)));
 215                     }
 216                 }
 217             }
 218
 219             if (CollectionUtils.isEmpty(flowsToExecute)) {
 220                 throw new IllegalStateException("Macro did not come up with a valid execution path.");
 221             }
 222
 223             List<String> flowNames = new ArrayList<>();
 224             logger.info("List of BuildingBlocks to execute:");
 225
 226             flowsToExecute.forEach(ebb -> {
 227                 logger.info(ebb.getBuildingBlock().getBpmnFlowName());
 228                 flowNames.add(ebb.getBuildingBlock().getBpmnFlowName());
 229             });
 230
 231             if (!isResume) {
 232                 bbInputSetupUtils.persistFlowExecutionPath(requestId, flowsToExecute);
 233             }
 234             setExecutionVariables(execution, flowsToExecute, flowNames);
 235
 236         } catch (Exception ex) {
 237             if (!(execution.hasVariable("WorkflowException")
 238                     || execution.hasVariable("WorkflowExceptionExceptionMessage"))) {
 239                 buildAndThrowException(execution, "Exception while setting execution list. ", ex);
 240             } else {
 241                 throw ex;
 242             }
 243         }
 244     }
 245
 246     private List<ExecuteBuildingBlock> loadExecuteBuildingBlocksForAlaCarte(List<OrchestrationFlow> orchFlows,
 247             DelegateExecution execution, String requestAction, WorkflowType resourceType, String cloudOwner,
 248             String serviceType, ServiceInstancesRequest sIRequest, String requestId,
 249             WorkflowResourceIds workflowResourceIds, RequestDetails requestDetails, String resourceId, String vnfType,
 250             String apiVersion) throws Exception {
 251         List<ExecuteBuildingBlock> flowsToExecute = new ArrayList<>();
 252         if (orchFlows == null || orchFlows.isEmpty()) {
 253             orchFlows = queryNorthBoundRequestCatalogDb(execution, requestAction, resourceType, true, cloudOwner,
 254                     serviceType);
 255         }
 256         Resource resourceKey = getResourceKey(sIRequest, resourceType);
 257
 258         ReplaceInstanceRelatedInformation replaceInfo = new ReplaceInstanceRelatedInformation();
 259         if ((requestAction.equalsIgnoreCase(REPLACEINSTANCE)
 260                 || requestAction.equalsIgnoreCase(REPLACEINSTANCERETAINASSIGNMENTS))
 261                 && resourceType.equals(WorkflowType.VFMODULE)) {
 262             logger.debug("Build a BB list for replacing BB modules");
 263             ConfigBuildingBlocksDataObject cbbdo = createConfigBuildingBlocksDataObject(execution, sIRequest, requestId,
 264                     workflowResourceIds, requestDetails, requestAction, resourceId, vnfType, orchFlows, apiVersion,
 265                     resourceKey, replaceInfo);
 266             orchFlows = getVfModuleReplaceBuildingBlocks(cbbdo);
 267
 268             createBuildingBlocksForOrchFlows(execution, sIRequest, requestId, workflowResourceIds, requestDetails,
 269                     requestAction, resourceId, flowsToExecute, vnfType, orchFlows, apiVersion, resourceKey,
 270                     replaceInfo);
 271         } else {
 272             if (isConfiguration(orchFlows) && !requestAction.equalsIgnoreCase(CREATE_INSTANCE)) {
 273                 addConfigBuildingBlocksToFlowsToExecuteList(execution, sIRequest, requestId, workflowResourceIds,
 274                         requestDetails, requestAction, resourceId, flowsToExecute, vnfType, apiVersion, resourceKey,
 275                         replaceInfo, orchFlows);
 276             }
 277             orchFlows = orchFlows.stream().filter(item -> !item.getFlowName().contains(FABRIC_CONFIGURATION))
 278                     .collect(Collectors.toList());
 279
 280             for (OrchestrationFlow orchFlow : orchFlows) {
 281                 ExecuteBuildingBlock ebb = executeBuildingBlockBuilder.buildExecuteBuildingBlock(orchFlow, requestId,
 282                         resourceKey, apiVersion, resourceId, requestAction, true, vnfType, workflowResourceIds,
 283                         requestDetails, false, null, null, false, replaceInfo);
 284                 flowsToExecute.add(ebb);
 285             }
 286         }
 287         return flowsToExecute;
 288     }
 289
 290     private List<ExecuteBuildingBlock> loadExecuteBuildingBlocksForMacro(ServiceInstancesRequest sIRequest,
 291             WorkflowType resourceType, String requestAction, DelegateExecution execution, String serviceInstanceId,
 292             String resourceId, WorkflowResourceIds workflowResourceIds, List<OrchestrationFlow> orchFlows,
 293             String cloudOwner, String serviceType, String requestId, String apiVersion, String vnfType,
 294             RequestDetails requestDetails) throws IOException, VrfBondingServiceException {
 295         List<ExecuteBuildingBlock> flowsToExecute;
 296         List<Resource> resourceList = new ArrayList<>();
 297         List<Pair<WorkflowType, String>> aaiResourceIds = new ArrayList<>();
 298
 299         if (resourceType == WorkflowType.SERVICE || isVNFCreate(resourceType, requestAction)
 300                 || isPNFCreate(resourceType, requestAction)) {
 301             resourceList = serviceEBBLoader.getResourceListForService(sIRequest, requestAction, execution,
 302                     serviceInstanceId, resourceId, aaiResourceIds);
 303         } else if (isPNFDelete(resourceType, requestAction)) {
 304             pnfEBBLoader.traverseAAIPnf(execution, resourceList, workflowResourceIds.getServiceInstanceId(), resourceId,
 305                     aaiResourceIds);
 306         } else if (resourceType == WorkflowType.VNF
 307                 && (DELETE_INSTANCE.equalsIgnoreCase(requestAction) || REPLACEINSTANCE.equalsIgnoreCase(requestAction)
 308                         || (RECREATE_INSTANCE.equalsIgnoreCase(requestAction)))) {
 309             vnfEBBLoader.traverseAAIVnf(execution, resourceList, workflowResourceIds.getServiceInstanceId(),
 310                     workflowResourceIds.getVnfId(), aaiResourceIds);
 311         } else if (resourceType == WorkflowType.VNF && UPDATE_INSTANCE.equalsIgnoreCase(requestAction)) {
 312             vnfEBBLoader.customTraverseAAIVnf(execution, resourceList, workflowResourceIds.getServiceInstanceId(),
 313                     workflowResourceIds.getVnfId(), aaiResourceIds);
 314         } else if (resourceType == WorkflowType.VNF && HEALTH_CHECK.equalsIgnoreCase(requestAction)) {
 315             vnfEBBLoader.customTraverseAAIVnf(execution, resourceList, workflowResourceIds.getServiceInstanceId(),
 316                     workflowResourceIds.getVnfId(), aaiResourceIds);
 317         } else if (resourceType == WorkflowType.VNF && UPGRADE_CNF.equalsIgnoreCase(requestAction)) {
 318             vnfEBBLoader.customTraverseAAIVnf(execution, resourceList, workflowResourceIds.getServiceInstanceId(),
 319                     workflowResourceIds.getVnfId(), aaiResourceIds);
 320         } else {
 321             buildAndThrowException(execution, "Current Macro Request is not supported");
 322         }
 323         StringBuilder foundObjects = new StringBuilder();
 324         for (WorkflowType type : WorkflowType.values()) {
 325             foundObjects.append(type).append(" - ")
 326                     .append((int) resourceList.stream().filter(x -> type.equals(x.getResourceType())).count())
 327                     .append("    ");
 328         }
 329         logger.info("Found {}", foundObjects);
 330
 331         if (orchFlows == null || orchFlows.isEmpty()) {
 332             orchFlows = queryNorthBoundRequestCatalogDb(execution, requestAction, resourceType, false, cloudOwner,
 333                     serviceType);
 334         }
 335         boolean vnfReplace = false;
 336         if (resourceType.equals(WorkflowType.VNF) && (REPLACEINSTANCE.equalsIgnoreCase(requestAction)
 337                 || REPLACEINSTANCERETAINASSIGNMENTS.equalsIgnoreCase(requestAction))) {
 338             vnfReplace = true;
 339         }
 340         flowsToExecute = executeBuildingBlockBuilder.buildExecuteBuildingBlockList(orchFlows, resourceList, requestId,
 341                 apiVersion, resourceId, requestAction, vnfType, workflowResourceIds, requestDetails, vnfReplace);
 342         if (serviceEBBLoader.isNetworkCollectionInTheResourceList(resourceList)) {
 343             logger.info("Sorting for Vlan Tagging");
 344             flowsToExecute = sortExecutionPathByObjectForVlanTagging(flowsToExecute, requestAction);
 345         }
 346         logger.info("Building Block Execution Order");
 347         for (ExecuteBuildingBlock block : flowsToExecute) {
 348             Resource res = resourceList.stream()
 349                     .filter(resource -> resource.getResourceId() == block.getBuildingBlock().getKey()).findAny()
 350                     .orElse(null);
 351             String log = "Block: " + block.getBuildingBlock().getBpmnFlowName();
 352             if (res != null) {
 353                 log += ", Resource: " + res.getResourceType() + "[" + res.getResourceId() + "]";
 354                 log += ", Priority: " + res.getProcessingPriority();
 355                 if (res.getResourceType() == WorkflowType.VFMODULE)
 356                     log += ", Base: " + res.isBaseVfModule();
 357             }
 358             if (block.getBuildingBlock().getBpmnScope() != null)
 359                 log += ", Scope: " + block.getBuildingBlock().getBpmnScope();
 360             if (block.getBuildingBlock().getBpmnAction() != null)
 361                 log += ", Action: " + block.getBuildingBlock().getBpmnAction();
 362             logger.info(log);
 363         }
 364
 365         RelatedInstanceList[] instanceList = sIRequest.getRequestDetails().getRelatedInstanceList();
 366         execution.setVariable(IS_CHILD_PROCESS, Boolean.FALSE);
 367         if (instanceList != null) {
 368             for (RelatedInstanceList relatedInstanceList : instanceList) {
 369                 RelatedInstance relatedInstance = relatedInstanceList.getRelatedInstance();
 370                 if (InstanceDirection.source.equals(relatedInstance.getInstanceDirection())) {
 371                     execution.setVariable(IS_CHILD_PROCESS, Boolean.TRUE);
 372                     execution.setVariable(PARENT_CORRELATION_ID, requestDetails.getRequestInfo().getCorrelator());
 373                 }
 374             }
 375         }
 376
 377         // By default, enable homing at VNF level for CREATE_INSTANCE and ASSIGNINSTANCE
 378         if (resourceType == WorkflowType.SERVICE
 379                 && (requestAction.equals(CREATE_INSTANCE) || requestAction.equals(ASSIGN_INSTANCE))
 380                 && resourceList.stream().anyMatch(x -> WorkflowType.VNF.equals(x.getResourceType()))) {
 381             execution.setVariable(HOMING, true);
 382             execution.setVariable("calledHoming", false);
 383         }
 384         if (resourceType == WorkflowType.SERVICE && (requestAction.equalsIgnoreCase(ASSIGN_INSTANCE)
 385                 || requestAction.equalsIgnoreCase(CREATE_INSTANCE))) {
 386             generateResourceIds(flowsToExecute, resourceList, serviceInstanceId);
 387         } else {
 388             updateResourceIdsFromAAITraversal(flowsToExecute, resourceList, aaiResourceIds, serviceInstanceId);
 389         }
 390         execution.setVariable("resources", resourceList);
 391         return flowsToExecute;
 392     }
 393
 394     private boolean isVNFCreate(WorkflowType resourceType, String requestAction) {
 395         return resourceType == WorkflowType.VNF && CREATE_INSTANCE.equalsIgnoreCase(requestAction);
 396     }
 397
 398
 399     private boolean isPNFCreate(WorkflowType resourceType, String requestAction) {
 400         return resourceType == WorkflowType.PNF && CREATE_INSTANCE.equalsIgnoreCase(requestAction);
 401     }
 402
 403
 404     private boolean isPNFDelete(WorkflowType resourceType, String requestAction) {
 405         return resourceType == WorkflowType.PNF && DELETE_INSTANCE.equalsIgnoreCase(requestAction);
 406     }
 407
 408     private void setExecutionVariables(DelegateExecution execution, List<ExecuteBuildingBlock> flowsToExecute,
 409             List<String> flowNames) {
 410         execution.setVariable("flowNames", flowNames);
 411         execution.setVariable(BBConstants.G_CURRENT_SEQUENCE, 0);
 412         execution.setVariable("retryCount", 0);
 413         execution.setVariable("isRollback", false);
 414         execution.setVariable("flowsToExecute", flowsToExecute);
 415         execution.setVariable("isRollbackComplete", false);
 416     }
 417
 418     private List<ExecuteBuildingBlock> loadExecuteBuildingBlocks(DelegateExecution execution, String requestId,
 419             String errorMessage) {
 420         List<ExecuteBuildingBlock> flowsToExecute;
 421         flowsToExecute = bbInputSetupUtils.loadOriginalFlowExecutionPath(requestId);
 422         if (flowsToExecute == null) {
 423             buildAndThrowException(execution, errorMessage);
 424         }
 425         return flowsToExecute;
 426     }
 427
 428     private ConfigBuildingBlocksDataObject createConfigBuildingBlocksDataObject(DelegateExecution execution,
 429             ServiceInstancesRequest sIRequest, String requestId, WorkflowResourceIds workflowResourceIds,
 430             RequestDetails requestDetails, String requestAction, String resourceId, String vnfType,
 431             List<OrchestrationFlow> orchFlows, String apiVersion, Resource resourceKey,
 432             ReplaceInstanceRelatedInformation replaceInfo) {
 433
 434         return new ConfigBuildingBlocksDataObject().setsIRequest(sIRequest).setOrchFlows(orchFlows)
 435                 .setRequestId(requestId).setResourceKey(resourceKey).setApiVersion(apiVersion).setResourceId(resourceId)
 436                 .setRequestAction(requestAction).setaLaCarte(true).setVnfType(vnfType)
 437                 .setWorkflowResourceIds(workflowResourceIds).setRequestDetails(requestDetails).setExecution(execution)
 438                 .setReplaceInformation(replaceInfo);
 439     }
 440
 441     private void createBuildingBlocksForOrchFlows(DelegateExecution execution, ServiceInstancesRequest sIRequest,
 442             String requestId, WorkflowResourceIds workflowResourceIds, RequestDetails requestDetails,
 443             String requestAction, String resourceId, List<ExecuteBuildingBlock> flowsToExecute, String vnfType,
 444             List<OrchestrationFlow> orchFlows, String apiVersion, Resource resourceKey,
 445             ReplaceInstanceRelatedInformation replaceInfo) throws Exception {
 446
 447         for (OrchestrationFlow orchFlow : orchFlows) {
 448             if (orchFlow.getFlowName().contains(CONFIGURATION)) {
 449                 List<OrchestrationFlow> configOrchFlows = new ArrayList<>();
 450                 configOrchFlows.add(orchFlow);
 451                 addConfigBuildingBlocksToFlowsToExecuteList(execution, sIRequest, requestId, workflowResourceIds,
 452                         requestDetails, requestAction, resourceId, flowsToExecute, vnfType, apiVersion, resourceKey,
 453                         replaceInfo, configOrchFlows);
 454             } else {
 455                 ExecuteBuildingBlock ebb = executeBuildingBlockBuilder.buildExecuteBuildingBlock(orchFlow, requestId,
 456                         resourceKey, apiVersion, resourceId, requestAction, true, vnfType, workflowResourceIds,
 457                         requestDetails, false, null, null, false, replaceInfo);
 458                 flowsToExecute.add(ebb);
 459             }
 460         }
 461     }
 462
 463     private void addConfigBuildingBlocksToFlowsToExecuteList(DelegateExecution execution,
 464             ServiceInstancesRequest sIRequest, String requestId, WorkflowResourceIds workflowResourceIds,
 465             RequestDetails requestDetails, String requestAction, String resourceId,
 466             List<ExecuteBuildingBlock> flowsToExecute, String vnfType, String apiVersion, Resource resourceKey,
 467             ReplaceInstanceRelatedInformation replaceInfo, List<OrchestrationFlow> configOrchFlows) throws Exception {
 468
 469         ConfigBuildingBlocksDataObject cbbdo = createConfigBuildingBlocksDataObject(execution, sIRequest, requestId,
 470                 workflowResourceIds, requestDetails, requestAction, resourceId, vnfType, configOrchFlows, apiVersion,
 471                 resourceKey, replaceInfo);
 472         List<ExecuteBuildingBlock> configBuildingBlocks = getConfigBuildingBlocks(cbbdo);
 473         flowsToExecute.addAll(configBuildingBlocks);
 474     }
 475
 476     private Resource getResourceKey(ServiceInstancesRequest sIRequest, WorkflowType resourceType) {
 477         String resourceId = "";
 478         ModelInfo modelInfo = sIRequest.getRequestDetails().getModelInfo();
 479         if (modelInfo != null) {
 480             if (modelInfo.getModelType().equals(ModelType.service)) {
 481                 resourceId = modelInfo.getModelVersionId();
 482             } else {
 483                 resourceId = modelInfo.getModelCustomizationId();
 484             }
 485         }
 486         return new Resource(resourceType, resourceId, true, null);
 487     }
 488
 489     private String getCloudOwner(CloudConfiguration cloudConfiguration) {
 490         if (cloudConfiguration != null && cloudConfiguration.getCloudOwner() != null) {
 491             return cloudConfiguration.getCloudOwner();
 492         }
 493         logger.warn("cloud owner value not found in request details, it will be set as default");
 494         return environment.getProperty(DEFAULT_CLOUD_OWNER);
 495     }
 496
 497     protected <T> List<T> getRelatedResourcesInVfModule(String vnfId, String vfModuleId, Class<T> resultClass,
 498             AAIObjectName name) {
 499         List<T> vnfcs = new ArrayList<>();
 500         AAIResourceUri uri =
 501                 AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.network().genericVnf(vnfId).vfModule(vfModuleId));
 502         AAIResultWrapper vfModuleResultsWrapper = bbInputSetupUtils.getAAIResourceDepthOne(uri);
 503         Optional<Relationships> relationshipsOp = vfModuleResultsWrapper.getRelationships();
 504         if (relationshipsOp.isEmpty()) {
 505             logger.debug("No relationships were found for vfModule in AAI");
 506         } else {
 507             Relationships relationships = relationshipsOp.get();
 508             List<AAIResultWrapper> vnfcResultWrappers = relationships.getByType(name);
 509             for (AAIResultWrapper vnfcResultWrapper : vnfcResultWrappers) {
 510                 Optional<T> vnfcOp = vnfcResultWrapper.asBean(resultClass);
 511                 vnfcOp.ifPresent(vnfcs::add);
 512             }
 513         }
 514         return vnfcs;
 515     }
 516
 517     protected <T> T getRelatedResourcesInVnfc(Vnfc vnfc, Class<T> resultClass, AAIObjectName name)
 518             throws VnfcMultipleRelationshipException {
 519         T configuration = null;
 520         AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.network().vnfc(vnfc.getVnfcName()));
 521         AAIResultWrapper vnfcResultsWrapper = bbInputSetupUtils.getAAIResourceDepthOne(uri);
 522         Optional<Relationships> relationshipsOp = vnfcResultsWrapper.getRelationships();
 523         if (relationshipsOp.isEmpty()) {
 524             logger.debug("No relationships were found for VNFC in AAI");
 525         } else {
 526             Relationships relationships = relationshipsOp.get();
 527             List<AAIResultWrapper> configurationResultWrappers =
 528                     this.getResultWrappersFromRelationships(relationships, name);
 529             if (configurationResultWrappers.size() > 1) {
 530                 throw new VnfcMultipleRelationshipException(vnfc.getVnfcName());
 531             }
 532             if (!configurationResultWrappers.isEmpty()) {
 533                 Optional<T> configurationOp = configurationResultWrappers.get(0).asBean(resultClass);
 534                 if (configurationOp.isPresent()) {
 535                     configuration = configurationOp.get();
 536                 }
 537             }
 538         }
 539         return configuration;
 540     }
 541
 542     protected List<AAIResultWrapper> getResultWrappersFromRelationships(Relationships relationships,
 543             AAIObjectName name) {
 544         return relationships.getByType(name);
 545     }
 546
 547     protected boolean isConfiguration(List<OrchestrationFlow> orchFlows) {
 548         for (OrchestrationFlow flow : orchFlows) {
 549             if (flow.getFlowName().contains(CONFIGURATION) && !"ConfigurationScaleOutBB".equals(flow.getFlowName())) {
 550                 return true;
 551             }
 552         }
 553         return false;
 554     }
 555
 556     protected List<ExecuteBuildingBlock> getConfigBuildingBlocks(ConfigBuildingBlocksDataObject dataObj)
 557             throws AAIEntityNotFoundException, VnfcMultipleRelationshipException {
 558
 559         List<ExecuteBuildingBlock> flowsToExecuteConfigs = new ArrayList<>();
 560         List<OrchestrationFlow> result = dataObj.getOrchFlows().stream()
 561                 .filter(item -> item.getFlowName().contains(FABRIC_CONFIGURATION)).collect(Collectors.toList());
 562         String vnfId = dataObj.getWorkflowResourceIds().getVnfId();
 563         String vfModuleId = dataObj.getWorkflowResourceIds().getVfModuleId();
 564
 565         String vnfCustomizationUUID = bbInputSetupUtils.getAAIGenericVnf(vnfId).getModelCustomizationId();
 566         String vfModuleCustomizationUUID;
 567         org.onap.aai.domain.yang.VfModule aaiVfModule = bbInputSetupUtils.getAAIVfModule(vnfId, vfModuleId);
 568
 569         if (aaiVfModule == null) {
 570             logger.error("No matching VfModule is found in Generic-Vnf in AAI for vnfId: {} and vfModuleId : {}", vnfId,
 571                     vfModuleId);
 572             throw new AAIEntityNotFoundException("No matching VfModule is found in Generic-Vnf in AAI for vnfId: "
 573                     + vnfId + " and vfModuleId : " + vfModuleId);
 574         } else {
 575             vfModuleCustomizationUUID = aaiVfModule.getModelCustomizationId();
 576         }
 577         String replaceVfModuleCustomizationUUID = "";
 578         String replaceVnfModuleCustomizationUUID = "";
 579         boolean isReplace = false;
 580         if (dataObj.getRequestAction().equalsIgnoreCase("replaceInstance")
 581                 || dataObj.getRequestAction().equalsIgnoreCase("replaceInstanceRetainAssignments")) {
 582             for (RelatedInstanceList relatedInstList : dataObj.getRequestDetails().getRelatedInstanceList()) {
 583                 RelatedInstance relatedInstance = relatedInstList.getRelatedInstance();
 584                 if (relatedInstance.getModelInfo().getModelType().equals(ModelType.vnf)) {
 585                     replaceVnfModuleCustomizationUUID = relatedInstance.getModelInfo().getModelCustomizationId();
 586                 }
 587             }
 588             replaceVfModuleCustomizationUUID = dataObj.getRequestDetails().getModelInfo().getModelCustomizationId();
 589             isReplace = true;
 590         }
 591
 592         List<org.onap.aai.domain.yang.Vnfc> vnfcs =
 593                 getRelatedResourcesInVfModule(vnfId, vfModuleId, org.onap.aai.domain.yang.Vnfc.class, Types.VNFC);
 594         for (org.onap.aai.domain.yang.Vnfc vnfc : vnfcs) {
 595             WorkflowResourceIds workflowIdsCopy = SerializationUtils.clone(dataObj.getWorkflowResourceIds());
 596             org.onap.aai.domain.yang.Configuration configuration =
 597                     getRelatedResourcesInVnfc(vnfc, org.onap.aai.domain.yang.Configuration.class, Types.CONFIGURATION);
 598             if (configuration == null) {
 599                 logger.warn(String.format("No configuration found for VNFC %s in AAI", vnfc.getVnfcName()));
 600                 continue;
 601             }
 602             workflowIdsCopy.setConfigurationId(configuration.getConfigurationId());
 603             for (OrchestrationFlow orchFlow : result) {
 604                 if (!isReplace || (isReplace && (orchFlow.getFlowName().contains("Delete")))) {
 605                     if (!isReplace) {
 606                         dataObj.getResourceKey().setVfModuleCustomizationId(vfModuleCustomizationUUID);
 607                         dataObj.getResourceKey().setVnfCustomizationId(vnfCustomizationUUID);
 608                     } else {
 609                         if (orchFlow.getFlowName().contains("Delete")) {
 610                             dataObj.getResourceKey().setVfModuleCustomizationId(vfModuleCustomizationUUID);
 611                             dataObj.getResourceKey().setVnfCustomizationId(vnfCustomizationUUID);
 612                         } else {
 613                             dataObj.getResourceKey().setVfModuleCustomizationId(replaceVfModuleCustomizationUUID);
 614                             dataObj.getResourceKey().setVnfCustomizationId(replaceVnfModuleCustomizationUUID);
 615                         }
 616                     }
 617                     dataObj.getResourceKey().setCvnfModuleCustomizationId(vnfc.getModelCustomizationId());
 618                     String vnfcName = vnfc.getVnfcName();
 619                     if (vnfcName == null || vnfcName.isEmpty()) {
 620                         buildAndThrowException(dataObj.getExecution(), "Exception in create execution list "
 621                                 + ": VnfcName does not exist or is null while there is a configuration for the vfModule",
 622                                 new Exception("Vnfc and Configuration do not match"));
 623                     }
 624                     ExecuteBuildingBlock ebb =
 625                             executeBuildingBlockBuilder.buildExecuteBuildingBlock(orchFlow, dataObj.getRequestId(),
 626                                     dataObj.getResourceKey(), dataObj.getApiVersion(), dataObj.getResourceId(),
 627                                     dataObj.getRequestAction(), dataObj.isaLaCarte(), dataObj.getVnfType(),
 628                                     workflowIdsCopy, dataObj.getRequestDetails(), false, null, vnfcName, true, null);
 629                     flowsToExecuteConfigs.add(ebb);
 630                 }
 631             }
 632         }
 633         return flowsToExecuteConfigs;
 634     }
 635
 636     protected void buildAndThrowException(DelegateExecution execution, String msg) {
 637         logger.error(msg);
 638         execution.setVariable(WORKFLOW_ACTION_ERROR_MESSAGE, msg);
 639         exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, msg);
 640     }
 641
 642     protected void buildAndThrowException(DelegateExecution execution, String msg, Exception ex) {
 643         logger.error(msg, ex);
 644         execution.setVariable(WORKFLOW_ACTION_ERROR_MESSAGE, msg + ex.getMessage());
 645         exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, msg + ex.getMessage());
 646     }
 647
 648     protected List<OrchestrationFlow> getVfModuleReplaceBuildingBlocks(ConfigBuildingBlocksDataObject dataObj)
 649             throws Exception {
 650
 651         String vnfId = dataObj.getWorkflowResourceIds().getVnfId();
 652         String vfModuleId = dataObj.getWorkflowResourceIds().getVfModuleId();
 653
 654         logger.debug("BUILDING REPLACE LIST");
 655
 656         boolean volumeGroupExisted = false;
 657         boolean volumeGroupWillExist = false;
 658         boolean keepVolumeGroup = false;
 659
 660         boolean rebuildVolumeGroups = false;
 661         if (dataObj.getRequestDetails().getRequestParameters() != null
 662                 && dataObj.getRequestDetails().getRequestParameters().getRebuildVolumeGroups() != null) {
 663             rebuildVolumeGroups = dataObj.getRequestDetails().getRequestParameters().getRebuildVolumeGroups();
 664         }
 665         String volumeGroupName = "";
 666         Optional<VolumeGroup> volumeGroupFromVfModule =
 667                 bbInputSetupUtils.getRelatedVolumeGroupFromVfModule(vnfId, vfModuleId);
 668         if (volumeGroupFromVfModule.isPresent()) {
 669             String volumeGroupId = volumeGroupFromVfModule.get().getVolumeGroupId();
 670             volumeGroupName = volumeGroupFromVfModule.get().getVolumeGroupName();
 671             logger.debug("Volume group id of the existing volume group is: {}", volumeGroupId);
 672             volumeGroupExisted = true;
 673             dataObj.getWorkflowResourceIds().setVolumeGroupId(volumeGroupId);
 674             dataObj.getReplaceInformation().setOldVolumeGroupName(volumeGroupName);
 675         }
 676
 677         List<OrchestrationFlow> orchFlows = dataObj.getOrchFlows();
 678         VfModuleCustomization vfModuleCustomization = catalogDbClient.getVfModuleCustomizationByModelCuztomizationUUID(
 679                 dataObj.getRequestDetails().getModelInfo().getModelCustomizationUuid());
 680         if (vfModuleCustomization != null && vfModuleCustomization.getVfModule() != null
 681                 && vfModuleCustomization.getVfModule().getVolumeHeatTemplate() != null
 682                 && vfModuleCustomization.getVolumeHeatEnv() != null) {
 683             volumeGroupWillExist = true;
 684             if (!volumeGroupExisted) {
 685                 String newVolumeGroupId = UUID.randomUUID().toString();
 686                 dataObj.getWorkflowResourceIds().setVolumeGroupId(newVolumeGroupId);
 687                 dataObj.getReplaceInformation().setOldVolumeGroupName(volumeGroupName);
 688                 logger.debug("newVolumeGroupId: {}", newVolumeGroupId);
 689             }
 690         }
 691
 692         if (volumeGroupExisted && volumeGroupWillExist && !rebuildVolumeGroups) {
 693             keepVolumeGroup = true;
 694         }
 695
 696         if (!volumeGroupExisted || keepVolumeGroup) {
 697             logger.debug("Filtering out deletion of volume groups");
 698             orchFlows = orchFlows.stream().filter(item -> !item.getFlowName().matches(VOLUMEGROUP_DELETE_PATTERN))
 699                     .collect(Collectors.toList());
 700         }
 701         if (!volumeGroupWillExist || keepVolumeGroup) {
 702             logger.debug("Filtering out creation of volume groups");
 703             orchFlows = orchFlows.stream().filter(item -> !item.getFlowName().matches(VOLUMEGROUP_CREATE_PATTERN))
 704                     .collect(Collectors.toList());
 705         }
 706
 707         return orchFlows;
 708     }
 709
 710     private void updateResourceIdsFromAAITraversal(List<ExecuteBuildingBlock> flowsToExecute,
 711             List<Resource> resourceList, List<Pair<WorkflowType, String>> aaiResourceIds, String serviceInstanceId) {
 712         for (Pair<WorkflowType, String> pair : aaiResourceIds) {
 713             logger.debug("{}, {}", pair.getValue0(), pair.getValue1());
 714         }
 715         Map<Resource, String> resourceInstanceIds = new HashMap<>();
 716         Arrays.stream(WorkflowType.values()).forEach(type -> resourceList.stream()
 717                 .filter(resource -> type.equals(resource.getResourceType())
 718                         && !(WorkflowType.SERVICE.equals(type) && !resource.hasParent()))
 719                 .forEach(resource -> updateWorkflowResourceIds(flowsToExecute, type, resource,
 720                         retrieveAAIResourceId(aaiResourceIds, type), null, serviceInstanceId, resourceInstanceIds)));
 721     }
 722
 723     private String retrieveAAIResourceId(List<Pair<WorkflowType, String>> aaiResourceIds, WorkflowType resource) {
 724         String id = null;
 725         for (int i = 0; i < aaiResourceIds.size(); i++) {
 726             if (aaiResourceIds.get(i).getValue0() == resource) {
 727                 id = aaiResourceIds.get(i).getValue1();
 728                 aaiResourceIds.remove(i);
 729                 break;
 730             }
 731         }
 732         return id;
 733     }
 734
 735     private void generateResourceIds(List<ExecuteBuildingBlock> flowsToExecute, List<Resource> resourceList,
 736             String serviceInstanceId) {
 737         Map<Resource, String> resourceInstanceIds = new HashMap<>();
 738         Arrays.stream(WorkflowType.values())
 739                 .forEach(type -> resourceList.stream()
 740                         .filter(resource -> resource.hasParent() && type.equals(resource.getResourceType()))
 741                         .forEach(resource -> updateWorkflowResourceIds(flowsToExecute, type, resource, null,
 742                                 resource.getVirtualLinkKey(), serviceInstanceId, resourceInstanceIds)));
 743     }
 744
 745     protected void updateWorkflowResourceIds(List<ExecuteBuildingBlock> flowsToExecute, WorkflowType resourceType,
 746             Resource resource, String id, String virtualLinkKey, String serviceInstanceId,
 747             Map<Resource, String> resourceInstanceIds) {
 748         String key = resource.getResourceId();
 749         String resourceId = id;
 750         if (resourceId == null) {
 751             resourceId = UUID.randomUUID().toString();
 752         }
 753         resourceInstanceIds.put(resource, resourceId);
 754         Set<String> assignedFlows = new LinkedHashSet<>();
 755         for (ExecuteBuildingBlock ebb : flowsToExecute) {
 756             String resourceTypeStr = resourceType.toString();
 757             String flowName = ebb.getBuildingBlock().getBpmnFlowName();
 758             String scope = StringUtils.defaultString(ebb.getBuildingBlock().getBpmnScope());
 759             String action = StringUtils.defaultString(ebb.getBuildingBlock().getBpmnAction());
 760
 761             if (key != null && key.equalsIgnoreCase(ebb.getBuildingBlock().getKey())
 762                     && isFlowAssignable(assignedFlows, ebb, resourceType, flowName + action)
 763                     && (flowName.contains(resourceTypeStr)
 764                             || (flowName.contains(CONTROLLER) && resourceTypeStr.equalsIgnoreCase(scope)))) {
 765                 WorkflowResourceIds workflowResourceIds = new WorkflowResourceIds();
 766                 workflowResourceIds.setServiceInstanceId(serviceInstanceId);
 767                 Resource parent = resource.getParent();
 768                 if (resource.hasParent() && resourceInstanceIds.containsKey(parent)) {
 769                     WorkflowResourceIdsUtils.setResourceIdByWorkflowType(workflowResourceIds, parent.getResourceType(),
 770                             resourceInstanceIds.get(parent));
 771                 }
 772                 if (resource.hasParent() && WorkflowType.SERVICE.equals(resourceType)
 773                         && WorkflowType.SERVICE.equals(parent.getResourceType())) {
 774                     String childServiceInstanceId = resource.isGenerated() ? resourceId : resource.getResourceId();
 775                     workflowResourceIds.setChildServiceInstanceId(childServiceInstanceId);
 776                     workflowResourceIds.setChildServiceInstanceName(resource.getInstanceName());
 777                 } else {
 778                     WorkflowResourceIdsUtils.setInstanceNameByWorkflowType(workflowResourceIds, resourceType,
 779                             resource.getInstanceName());
 780                     WorkflowResourceIdsUtils.setResourceIdByWorkflowType(workflowResourceIds, resourceType, resourceId);
 781                 }
 782                 ebb.setWorkflowResourceIds(workflowResourceIds);
 783                 assignedFlows.add(flowName + action);
 784             }
 785             if (virtualLinkKey != null && ebb.getBuildingBlock().isVirtualLink()
 786                     && virtualLinkKey.equalsIgnoreCase(ebb.getBuildingBlock().getVirtualLinkKey())) {
 787                 WorkflowResourceIds workflowResourceIds = new WorkflowResourceIds();
 788                 workflowResourceIds.setServiceInstanceId(serviceInstanceId);
 789                 workflowResourceIds.setNetworkId(resourceId);
 790                 ebb.setWorkflowResourceIds(workflowResourceIds);
 791             }
 792         }
 793     }
 794
 795     private boolean isFlowAssignable(Set<String> assignedFlows, ExecuteBuildingBlock ebb, WorkflowType resourceType,
 796             String assignedFlowName) {
 797         String id = WorkflowType.SERVICE.equals(resourceType)
 798                 ? StringUtils.defaultString(ebb.getWorkflowResourceIds().getChildServiceInstanceId())
 799                 : WorkflowResourceIdsUtils.getResourceIdByWorkflowType(ebb.getWorkflowResourceIds(), resourceType);
 800         return !assignedFlows.contains(assignedFlowName) && id.isEmpty();
 801     }
 802
 803     protected WorkflowResourceIds populateResourceIdsFromApiHandler(DelegateExecution execution) {
 804         return WorkflowResourceIdsUtils.getWorkflowResourceIdsFromExecution(execution);
 805     }
 806
 807     protected Resource extractResourceIdAndTypeFromUri(String uri) {
 808         Pattern patt = Pattern.compile("[vV]\\d+.*?(?:(?:/(?<type>" + SUPPORTEDTYPES
 809                 + ")(?:/(?<id>[^/]+))?)(?:/(?<action>[^/]+))?(?:/resume)?)?$");
 810         Matcher m = patt.matcher(uri);
 811         boolean generated = false;
 812
 813         if (m.find()) {
 814             logger.debug("found match on {} : {} ", uri, m);
 815             String type = m.group("type");
 816             String id = m.group("id");
 817             String action = m.group("action");
 818             if (type == null) {
 819                 throw new IllegalArgumentException("Uri could not be parsed. No type found. " + uri);
 820             }
 821             if (action == null) {
 822                 if (type.equals(SERVICE_INSTANCES) && (id == null || "assign".equals(id))) {
 823                     id = UUID.randomUUID().toString();
 824                     generated = true;
 825                 } else if (type.equals(VF_MODULES) && "scaleOut".equals(id)) {
 826                     id = UUID.randomUUID().toString();
 827                     generated = true;
 828                 }
 829             } else {
 830                 if (action.matches(SUPPORTEDTYPES)) {
 831                     id = UUID.randomUUID().toString();
 832                     generated = true;
 833                     type = action;
 834                 }
 835             }
 836             return new Resource(WorkflowType.fromString(convertTypeFromPlural(type)), id, generated, null);
 837         } else {
 838             throw new IllegalArgumentException("Uri could not be parsed: " + uri);
 839         }
 840     }
 841
 842     protected String convertTypeFromPlural(String type) {
 843         if (!type.matches(SUPPORTEDTYPES)) {
 844             return type;
 845         } else {
 846             if (type.equals(SERVICE_INSTANCES)) {
 847                 return SERVICE;
 848             } else {
 849                 return type.substring(0, 1).toUpperCase() + type.substring(1, type.length() - 1);
 850             }
 851         }
 852     }
 853
 854     protected List<ExecuteBuildingBlock> sortExecutionPathByObjectForVlanTagging(List<ExecuteBuildingBlock> orchFlows,
 855             String requestAction) {
 856         List<ExecuteBuildingBlock> sortedOrchFlows = new ArrayList<>();
 857         if (requestAction.equals(CREATE_INSTANCE)) {
 858             for (ExecuteBuildingBlock ebb : orchFlows) {
 859                 if (ebb.getBuildingBlock().getBpmnFlowName().equals("AssignNetworkBB")) {
 860                     String key = ebb.getBuildingBlock().getKey();
 861                     boolean isVirtualLink = Boolean.TRUE.equals(ebb.getBuildingBlock().isVirtualLink());
 862                     String virtualLinkKey = ebb.getBuildingBlock().getVirtualLinkKey();
 863                     sortedOrchFlows.add(ebb);
 864                     for (ExecuteBuildingBlock ebb2 : orchFlows) {
 865                         if (!isVirtualLink && ebb2.getBuildingBlock().getBpmnFlowName().equals(CREATENETWORKBB)
 866                                 && ebb2.getBuildingBlock().getKey().equalsIgnoreCase(key)) {
 867                             sortedOrchFlows.add(ebb2);
 868                             break;
 869                         }
 870                         if (isVirtualLink && ebb2.getBuildingBlock().getBpmnFlowName().equals(CREATENETWORKBB)
 871                                 && ebb2.getBuildingBlock().getVirtualLinkKey().equalsIgnoreCase(virtualLinkKey)) {
 872                             sortedOrchFlows.add(ebb2);
 873                             break;
 874                         }
 875                     }
 876                     for (ExecuteBuildingBlock ebb2 : orchFlows) {
 877                         if (!isVirtualLink && ebb2.getBuildingBlock().getBpmnFlowName().equals(ACTIVATENETWORKBB)
 878                                 && ebb2.getBuildingBlock().getKey().equalsIgnoreCase(key)) {
 879                             sortedOrchFlows.add(ebb2);
 880                             break;
 881                         }
 882                         if (isVirtualLink && ebb2.getBuildingBlock().getBpmnFlowName().equals(ACTIVATENETWORKBB)
 883                                 && ebb2.getBuildingBlock().getVirtualLinkKey().equalsIgnoreCase(virtualLinkKey)) {
 884                             sortedOrchFlows.add(ebb2);
 885                             break;
 886                         }
 887                     }
 888                 } else if (ebb.getBuildingBlock().getBpmnFlowName().equals(CREATENETWORKBB)
 889                         || ebb.getBuildingBlock().getBpmnFlowName().equals(ACTIVATENETWORKBB)) {
 890                     continue;
 891                 } else if (!"".equals(ebb.getBuildingBlock().getBpmnFlowName())) {
 892                     sortedOrchFlows.add(ebb);
 893                 }
 894             }
 895         } else if (requestAction.equals("deleteInstance")) {
 896             for (ExecuteBuildingBlock ebb : orchFlows) {
 897                 if (ebb.getBuildingBlock().getBpmnFlowName().equals("DeactivateNetworkBB")) {
 898                     sortedOrchFlows.add(ebb);
 899                     String key = ebb.getBuildingBlock().getKey();
 900                     for (ExecuteBuildingBlock ebb2 : orchFlows) {
 901                         if (ebb2.getBuildingBlock().getBpmnFlowName().equals("DeleteNetworkBB")
 902                                 && ebb2.getBuildingBlock().getKey().equalsIgnoreCase(key)) {
 903                             sortedOrchFlows.add(ebb2);
 904                             break;
 905                         }
 906                     }
 907                     for (ExecuteBuildingBlock ebb2 : orchFlows) {
 908                         if (ebb2.getBuildingBlock().getBpmnFlowName().equals("UnassignNetworkBB")
 909                                 && ebb2.getBuildingBlock().getKey().equalsIgnoreCase(key)) {
 910                             sortedOrchFlows.add(ebb2);
 911                             break;
 912                         }
 913                     }
 914                 } else if (ebb.getBuildingBlock().getBpmnFlowName().equals("DeleteNetworkBB")
 915                         || ebb.getBuildingBlock().getBpmnFlowName().equals("UnassignNetworkBB")) {
 916                     continue;
 917                 } else if (!ebb.getBuildingBlock().getBpmnFlowName().equals("")) {
 918                     sortedOrchFlows.add(ebb);
 919                 }
 920             }
 921         }
 922         return sortedOrchFlows;
 923     }
 924
 925     protected List<OrchestrationFlow> queryNorthBoundRequestCatalogDb(DelegateExecution execution, String requestAction,
 926             WorkflowType resourceName, boolean aLaCarte, String cloudOwner) {
 927         return this.queryNorthBoundRequestCatalogDb(execution, requestAction, resourceName, aLaCarte, cloudOwner, "");
 928     }
 929
 930     protected List<OrchestrationFlow> queryNorthBoundRequestCatalogDb(DelegateExecution execution, String requestAction,
 931             WorkflowType resourceName, boolean aLaCarte, String cloudOwner, String serviceType) {
 932         List<OrchestrationFlow> listToExecute = new ArrayList<>();
 933         NorthBoundRequest northBoundRequest;
 934         if (serviceType.equalsIgnoreCase(SERVICE_TYPE_TRANSPORT)
 935                 || serviceType.equalsIgnoreCase(SERVICE_TYPE_BONDING)) {
 936             northBoundRequest =
 937                     catalogDbClient.getNorthBoundRequestByActionAndIsALaCarteAndRequestScopeAndCloudOwnerAndServiceType(
 938                             requestAction, resourceName.toString(), aLaCarte, cloudOwner, serviceType);
 939         } else {
 940             northBoundRequest = catalogDbClient.getNorthBoundRequestByActionAndIsALaCarteAndRequestScopeAndCloudOwner(
 941                     requestAction, resourceName.toString(), aLaCarte, cloudOwner);
 942         }
 943         if (northBoundRequest == null) {
 944             northBoundRequest = catalogDbClient.getNorthBoundRequestByActionAndIsALaCarteAndRequestScopeAndCloudOwner(
 945                     requestAction, resourceName.toString(), aLaCarte, CLOUD_OWNER);
 946         }
 947         if (northBoundRequest == null) {
 948             buildAndThrowException(execution, String.format("The request: %s %s %s is not supported by GR_API.",
 949                     (aLaCarte ? "AlaCarte" : "Macro"), resourceName, requestAction));
 950         } else {
 951             if (northBoundRequest.getIsToplevelflow() != null) {
 952                 execution.setVariable(BBConstants.G_ISTOPLEVELFLOW, northBoundRequest.getIsToplevelflow());
 953             }
 954             List<OrchestrationFlow> flows = northBoundRequest.getOrchestrationFlowList();
 955             if (flows == null) {
 956                 flows = new ArrayList<>();
 957             } else {
 958                 flows.sort(Comparator.comparingInt(OrchestrationFlow::getSequenceNumber));
 959             }
 960             for (OrchestrationFlow flow : flows) {
 961                 if (!flow.getFlowName().contains("BB") && !flow.getFlowName().contains("Activity")) {
 962                     List<OrchestrationFlow> macroQueryFlows =
 963                             catalogDbClient.getOrchestrationFlowByAction(flow.getFlowName());
 964                     listToExecute.addAll(macroQueryFlows);
 965                 } else {
 966                     listToExecute.add(flow);
 967                 }
 968             }
 969         }
 970         return listToExecute;
 971     }
 972
 973     public void handleRuntimeException(DelegateExecution execution) {
 974         StringBuilder wfeExpMsg = new StringBuilder("Runtime error ");
 975         String runtimeErrorMessage;
 976         try {
 977             String javaExpMsg = (String) execution.getVariable("BPMN_javaExpMsg");
 978             if (javaExpMsg != null && !javaExpMsg.isEmpty()) {
 979                 wfeExpMsg.append(": ").append(javaExpMsg);
 980             }
 981             runtimeErrorMessage = wfeExpMsg.toString();
 982             logger.error(runtimeErrorMessage);
 983             execution.setVariable(WORKFLOW_ACTION_ERROR_MESSAGE, runtimeErrorMessage);
 984         } catch (Exception e) {
 985             logger.error("Runtime error", e);
 986             // if runtime message was mulformed
 987             runtimeErrorMessage = "Runtime error";
 988         }
 989         exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, runtimeErrorMessage);
 990     }
 991
 992     protected boolean isUriResume(String uri) {
 993         return uri.endsWith("/resume");
 994     }
 995
 996     protected boolean isRequestMacroServiceResume(boolean aLaCarte, WorkflowType resourceType, String requestAction,
 997             String serviceInstanceId) {
 998         return (!aLaCarte && resourceType == WorkflowType.SERVICE
 999                 && (requestAction.equalsIgnoreCase(ASSIGN_INSTANCE) || requestAction.equalsIgnoreCase(CREATE_INSTANCE))
1000                 && (serviceInstanceId != null && serviceInstanceId.trim().length() > 1)
1001                 && (bbInputSetupUtils.getAAIServiceInstanceById(serviceInstanceId) != null));
1002     }
1003
1004     private void fillExecutionDefault(DelegateExecution execution) {
1005         execution.setVariable("sentSyncResponse", false);
1006         execution.setVariable(HOMING, false);
1007         execution.setVariable("calledHoming", false);
1008         execution.setVariable(BBConstants.G_ISTOPLEVELFLOW, true);
1009     }
1010
1011     private void fillExecution(DelegateExecution execution, boolean suppressRollback, String resourceId,
1012             WorkflowType resourceType) {
1013         execution.setVariable("suppressRollback", suppressRollback);
1014         execution.setVariable("resourceId", resourceId);
1015         execution.setVariable("resourceType", resourceType);
1016         execution.setVariable("resourceName", resourceType.toString());
1017     }
1018
1019     private Resource getResource(BBInputSetupUtils bbInputSetupUtils, boolean isResume, boolean alaCarte, String uri,
1020             String requestId) {
1021         if (!alaCarte && isResume) {
1022             logger.debug("replacing URI {}", uri);
1023             uri = bbInputSetupUtils.loadOriginalInfraActiveRequestById(requestId).getRequestUrl();
1024             logger.debug("for RESUME with original value {}", uri);
1025         }
1026         return extractResourceIdAndTypeFromUri(uri);
1027     }
1028
1029     private String getResourceId(Resource resource, String requestAction, RequestDetails requestDetails,
1030             WorkflowResourceIds workflowResourceIds) throws Exception {
1031         if (resource.isGenerated() && requestAction.equalsIgnoreCase("createInstance")
1032                 && requestDetails.getRequestInfo().getInstanceName() != null) {
1033             return aaiResourceIdValidator.validateResourceIdInAAI(resource.getResourceId(), resource.getResourceType(),
1034                     requestDetails.getRequestInfo().getInstanceName(), requestDetails, workflowResourceIds);
1035         } else {
1036             return resource.getResourceId();
1037         }
1038     }
1039
1040     private String getServiceInstanceId(DelegateExecution execution, String resourceId, WorkflowType resourceType) {
1041         String serviceInstanceId = (String) execution.getVariable("serviceInstanceId");
1042         if ((serviceInstanceId == null || serviceInstanceId.isEmpty()) && WorkflowType.SERVICE.equals(resourceType)) {
1043             serviceInstanceId = resourceId;
1044         }
1045         return serviceInstanceId;
1046     }
1047
1048 }