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.infrastructure.workflow.tasks.ebb.loader.NetworkSliceSubnetEBBLoader;
  74 import org.onap.so.bpmn.common.BBConstants;
  75 import org.onap.so.bpmn.infrastructure.workflow.tasks.ebb.loader.PnfEBBLoader;
  76 import org.onap.so.bpmn.infrastructure.workflow.tasks.ebb.loader.ServiceEBBLoader;
  77 import org.onap.so.bpmn.infrastructure.workflow.tasks.ebb.loader.VnfEBBLoader;
  78 import org.onap.so.bpmn.infrastructure.workflow.tasks.excpetion.VnfcMultipleRelationshipException;
  79 import org.onap.so.bpmn.infrastructure.workflow.tasks.utils.WorkflowResourceIdsUtils;
  80 import org.onap.so.bpmn.servicedecomposition.entities.ExecuteBuildingBlock;
  81 import org.onap.so.bpmn.servicedecomposition.entities.WorkflowResourceIds;
  82 import org.onap.so.bpmn.servicedecomposition.tasks.BBInputSetup;
  83 import org.onap.so.bpmn.servicedecomposition.tasks.BBInputSetupUtils;
  84 import org.onap.so.client.exception.ExceptionBuilder;
  85 import org.onap.so.client.orchestration.AAIEntityNotFoundException;
  86 import org.onap.so.db.catalog.beans.VfModuleCustomization;
  87 import org.onap.so.db.catalog.beans.macro.NorthBoundRequest;
  88 import org.onap.so.db.catalog.beans.macro.OrchestrationFlow;
  89 import org.onap.so.db.catalog.client.CatalogDbClient;
  90 import org.onap.so.serviceinstancebeans.CloudConfiguration;
  91 import org.onap.so.serviceinstancebeans.ModelInfo;
  92 import org.onap.so.serviceinstancebeans.ModelType;
  93 import org.onap.so.serviceinstancebeans.RelatedInstance;
  94 import org.onap.so.serviceinstancebeans.RelatedInstanceList;
  95 import org.onap.so.serviceinstancebeans.RequestDetails;
  96 import org.onap.so.serviceinstancebeans.ServiceInstancesRequest;
  97 import org.slf4j.Logger;
  98 import org.slf4j.LoggerFactory;
  99 import org.springframework.beans.factory.annotation.Autowired;
 100 import org.springframework.core.env.Environment;
 101 import org.springframework.stereotype.Component;
 102 import org.springframework.util.CollectionUtils;
 103 import com.fasterxml.jackson.databind.ObjectMapper;
 104 import org.onap.so.serviceinstancebeans.InstanceDirection;
 105
 106 @Component
 107 public class WorkflowAction {
 108
 109     private static final Logger logger = LoggerFactory.getLogger(WorkflowAction.class);
 110
 111     private static final String SERVICE_INSTANCES = "serviceInstances";
 112     private static final String VF_MODULES = "vfModules";
 113     private static final String VNF_TYPE = "vnfType";
 114     private static final String CONFIGURATION = "Configuration";
 115     private static final String SUPPORTEDTYPES =
 116             "vnfs|pnfs|cnfs|vfModules|networks|networkCollections|volumeGroups|serviceInstances|instanceGroups|NetworkSliceSubnet";
 117     private static final String HOMINGSOLUTION = "Homing_Solution";
 118     private static final String SERVICE_TYPE_TRANSPORT = "TRANSPORT";
 119     private static final String SERVICE_TYPE_BONDING = "BONDING";
 120     private static final String CLOUD_OWNER = "DEFAULT";
 121     private static final String CREATENETWORKBB = "CreateNetworkBB";
 122     private static final String ACTIVATENETWORKBB = "ActivateNetworkBB";
 123     private static final String VOLUMEGROUP_DELETE_PATTERN = "(Un|De)(.*)Volume(.*)";
 124     private static final String VOLUMEGROUP_CREATE_PATTERN = "(A|C)(.*)Volume(.*)";
 125     private static final String DEFAULT_CLOUD_OWNER = "org.onap.so.cloud-owner";
 126     private static final String HOMING = "homing";
 127
 128     @Autowired
 129     protected BBInputSetup bbInputSetup;
 130     @Autowired
 131     protected BBInputSetupUtils bbInputSetupUtils;
 132     @Autowired
 133     private ExceptionBuilder exceptionBuilder;
 134     @Autowired
 135     private CatalogDbClient catalogDbClient;
 136     @Autowired
 137     private Environment environment;
 138     @Autowired
 139     private AaiResourceIdValidator aaiResourceIdValidator;
 140     @Autowired
 141     private ExecuteBuildingBlockBuilder executeBuildingBlockBuilder;
 142     @Autowired
 143     private VnfEBBLoader vnfEBBLoader;
 144     @Autowired
 145     private PnfEBBLoader pnfEBBLoader;
 146     @Autowired
 147     private ServiceEBBLoader serviceEBBLoader;
 148     @Autowired
 149     private NetworkSliceSubnetEBBLoader networkSliceSubnetEBBLoader;
 150
 151     public void setBbInputSetupUtils(BBInputSetupUtils bbInputSetupUtils) {
 152         this.bbInputSetupUtils = bbInputSetupUtils;
 153     }
 154
 155     public void setBbInputSetup(BBInputSetup bbInputSetup) {
 156         this.bbInputSetup = bbInputSetup;
 157     }
 158
 159     public void selectExecutionList(DelegateExecution execution) throws Exception {
 160         try {
 161             fillExecutionDefault(execution);
 162             final String bpmnRequest = (String) execution.getVariable(BBConstants.G_BPMN_REQUEST);
 163             ServiceInstancesRequest sIRequest =
 164                     new ObjectMapper().readValue(bpmnRequest, ServiceInstancesRequest.class);
 165
 166             final String requestId = (String) execution.getVariable(BBConstants.G_REQUEST_ID);
 167
 168             String uri = (String) execution.getVariable(BBConstants.G_URI);
 169             boolean isResume = isUriResume(uri);
 170
 171             final boolean isALaCarte = (boolean) execution.getVariable(BBConstants.G_ALACARTE);
 172             Resource resource = getResource(bbInputSetupUtils, isResume, isALaCarte, uri, requestId);
 173
 174             WorkflowResourceIds workflowResourceIds = populateResourceIdsFromApiHandler(execution);
 175             RequestDetails requestDetails = sIRequest.getRequestDetails();
 176             String requestAction = (String) execution.getVariable(BBConstants.G_ACTION);
 177             String resourceId = getResourceId(resource, requestAction, requestDetails, workflowResourceIds);
 178             WorkflowType resourceType = resource.getResourceType();
 179
 180             String serviceInstanceId = getServiceInstanceId(execution, resourceId, resourceType);
 181
 182             fillExecution(execution, requestDetails.getRequestInfo().getSuppressRollback(), resourceId, resourceType);
 183             List<ExecuteBuildingBlock> flowsToExecute;
 184             if (isRequestMacroServiceResume(isALaCarte, resourceType, requestAction, serviceInstanceId)) {
 185                 String errorMessage = "Could not resume Macro flow. Error loading execution path.";
 186                 flowsToExecute = loadExecuteBuildingBlocks(execution, requestId, errorMessage);
 187             } else if (isALaCarte && isResume) {
 188                 String errorMessage =
 189                         "Could not resume request with request Id: " + requestId + ". No flowsToExecute was found";
 190                 flowsToExecute = loadExecuteBuildingBlocks(execution, requestId, errorMessage);
 191             } else {
 192                 String vnfType = (String) execution.getVariable(VNF_TYPE);
 193                 String cloudOwner = getCloudOwner(requestDetails.getCloudConfiguration());
 194                 List<OrchestrationFlow> orchFlows =
 195                         (List<OrchestrationFlow>) execution.getVariable(BBConstants.G_ORCHESTRATION_FLOW);
 196                 final String apiVersion = (String) execution.getVariable(BBConstants.G_APIVERSION);
 197                 final String serviceType =
 198                         Optional.ofNullable((String) execution.getVariable(BBConstants.G_SERVICE_TYPE)).orElse("");
 199                 if (isALaCarte) {
 200                     flowsToExecute = loadExecuteBuildingBlocksForAlaCarte(orchFlows, execution, requestAction,
 201                             resourceType, cloudOwner, serviceType, sIRequest, requestId, workflowResourceIds,
 202                             requestDetails, resourceId, vnfType, apiVersion);
 203                 } else {
 204                     flowsToExecute = loadExecuteBuildingBlocksForMacro(sIRequest, resourceType, requestAction,
 205                             execution, serviceInstanceId, resourceId, workflowResourceIds, orchFlows, cloudOwner,
 206                             serviceType, requestId, apiVersion, vnfType, requestDetails);
 207                 }
 208             }
 209             // If the user set "Homing_Solution" to "none", disable homing, else if "Homing_Solution" is specified,
 210             // enable it.
 211             if (sIRequest.getRequestDetails().getRequestParameters() != null
 212                     && sIRequest.getRequestDetails().getRequestParameters().getUserParams() != null) {
 213                 List<Map<String, Object>> userParams =
 214                         sIRequest.getRequestDetails().getRequestParameters().getUserParams();
 215                 for (Map<String, Object> params : userParams) {
 216                     if (params.containsKey(HOMINGSOLUTION)) {
 217                         execution.setVariable(HOMING, !"none".equals(params.get(HOMINGSOLUTION)));
 218                     }
 219                 }
 220             }
 221
 222             if (CollectionUtils.isEmpty(flowsToExecute)) {
 223                 throw new IllegalStateException("Macro did not come up with a valid execution path.");
 224             }
 225
 226             List<String> flowNames = new ArrayList<>();
 227             logger.info("List of BuildingBlocks to execute:");
 228
 229             flowsToExecute.forEach(ebb -> {
 230                 logger.info(ebb.getBuildingBlock().getBpmnFlowName());
 231                 flowNames.add(ebb.getBuildingBlock().getBpmnFlowName());
 232             });
 233
 234             if (!isResume) {
 235                 bbInputSetupUtils.persistFlowExecutionPath(requestId, flowsToExecute);
 236             }
 237             setExecutionVariables(execution, flowsToExecute, flowNames);
 238
 239         } catch (Exception ex) {
 240             if (!(execution.hasVariable("WorkflowException")
 241                     || execution.hasVariable("WorkflowExceptionExceptionMessage"))) {
 242                 buildAndThrowException(execution, "Exception while setting execution list. ", ex);
 243             } else {
 244                 throw ex;
 245             }
 246         }
 247     }
 248
 249     private List<ExecuteBuildingBlock> loadExecuteBuildingBlocksForAlaCarte(List<OrchestrationFlow> orchFlows,
 250             DelegateExecution execution, String requestAction, WorkflowType resourceType, String cloudOwner,
 251             String serviceType, ServiceInstancesRequest sIRequest, String requestId,
 252             WorkflowResourceIds workflowResourceIds, RequestDetails requestDetails, String resourceId, String vnfType,
 253             String apiVersion) throws Exception {
 254         List<ExecuteBuildingBlock> flowsToExecute = new ArrayList<>();
 255         if (orchFlows == null || orchFlows.isEmpty()) {
 256             orchFlows = queryNorthBoundRequestCatalogDb(execution, requestAction, resourceType, true, cloudOwner,
 257                     serviceType);
 258         }
 259         Resource resourceKey = getResourceKey(sIRequest, resourceType);
 260
 261         ReplaceInstanceRelatedInformation replaceInfo = new ReplaceInstanceRelatedInformation();
 262         if ((requestAction.equalsIgnoreCase(REPLACEINSTANCE)
 263                 || requestAction.equalsIgnoreCase(REPLACEINSTANCERETAINASSIGNMENTS))
 264                 && resourceType.equals(WorkflowType.VFMODULE)) {
 265             logger.debug("Build a BB list for replacing BB modules");
 266             ConfigBuildingBlocksDataObject cbbdo = createConfigBuildingBlocksDataObject(execution, sIRequest, requestId,
 267                     workflowResourceIds, requestDetails, requestAction, resourceId, vnfType, orchFlows, apiVersion,
 268                     resourceKey, replaceInfo);
 269             orchFlows = getVfModuleReplaceBuildingBlocks(cbbdo);
 270
 271             createBuildingBlocksForOrchFlows(execution, sIRequest, requestId, workflowResourceIds, requestDetails,
 272                     requestAction, resourceId, flowsToExecute, vnfType, orchFlows, apiVersion, resourceKey,
 273                     replaceInfo);
 274         } else {
 275             if (isConfiguration(orchFlows) && !requestAction.equalsIgnoreCase(CREATE_INSTANCE)) {
 276                 addConfigBuildingBlocksToFlowsToExecuteList(execution, sIRequest, requestId, workflowResourceIds,
 277                         requestDetails, requestAction, resourceId, flowsToExecute, vnfType, apiVersion, resourceKey,
 278                         replaceInfo, orchFlows);
 279             }
 280             orchFlows = orchFlows.stream().filter(item -> !item.getFlowName().contains(FABRIC_CONFIGURATION))
 281                     .collect(Collectors.toList());
 282
 283             for (OrchestrationFlow orchFlow : orchFlows) {
 284                 ExecuteBuildingBlock ebb = executeBuildingBlockBuilder.buildExecuteBuildingBlock(orchFlow, requestId,
 285                         resourceKey, apiVersion, resourceId, requestAction, true, vnfType, workflowResourceIds,
 286                         requestDetails, false, null, null, false, replaceInfo);
 287                 flowsToExecute.add(ebb);
 288             }
 289         }
 290         return flowsToExecute;
 291     }
 292
 293     private List<ExecuteBuildingBlock> loadExecuteBuildingBlocksForMacro(ServiceInstancesRequest sIRequest,
 294             WorkflowType resourceType, String requestAction, DelegateExecution execution, String serviceInstanceId,
 295             String resourceId, WorkflowResourceIds workflowResourceIds, List<OrchestrationFlow> orchFlows,
 296             String cloudOwner, String serviceType, String requestId, String apiVersion, String vnfType,
 297             RequestDetails requestDetails) throws IOException, VrfBondingServiceException {
 298         List<ExecuteBuildingBlock> flowsToExecute;
 299         List<Resource> resourceList = new ArrayList<>();
 300         List<Pair<WorkflowType, String>> aaiResourceIds = new ArrayList<>();
 301
 302         if (resourceType == WorkflowType.SERVICE || isVNFCreate(resourceType, requestAction)
 303                 || isPNFCreate(resourceType, requestAction)) {
 304             resourceList = serviceEBBLoader.getResourceListForService(sIRequest, requestAction, execution,
 305                     serviceInstanceId, resourceId, aaiResourceIds);
 306         } else if (resourceType == WorkflowType.NETWORK_SLICE_SUBNET) {
 307             resourceList = networkSliceSubnetEBBLoader.setNetworkSliceSubnetResource(resourceId);
 308         } else if (isPNFDelete(resourceType, requestAction)) {
 309             pnfEBBLoader.traverseAAIPnf(execution, resourceList, workflowResourceIds.getServiceInstanceId(), resourceId,
 310                     aaiResourceIds);
 311         } else if (resourceType == WorkflowType.VNF
 312                 && (DELETE_INSTANCE.equalsIgnoreCase(requestAction) || REPLACEINSTANCE.equalsIgnoreCase(requestAction)
 313                         || (RECREATE_INSTANCE.equalsIgnoreCase(requestAction)))) {
 314             vnfEBBLoader.traverseAAIVnf(execution, resourceList, workflowResourceIds.getServiceInstanceId(),
 315                     workflowResourceIds.getVnfId(), aaiResourceIds);
 316         } else if (resourceType == WorkflowType.VNF && UPDATE_INSTANCE.equalsIgnoreCase(requestAction)) {
 317             vnfEBBLoader.customTraverseAAIVnf(execution, resourceList, workflowResourceIds.getServiceInstanceId(),
 318                     workflowResourceIds.getVnfId(), aaiResourceIds);
 319         } else if (resourceType == WorkflowType.VNF && HEALTH_CHECK.equalsIgnoreCase(requestAction)) {
 320             vnfEBBLoader.customTraverseAAIVnf(execution, resourceList, workflowResourceIds.getServiceInstanceId(),
 321                     workflowResourceIds.getVnfId(), aaiResourceIds);
 322         } else if (resourceType == WorkflowType.VNF && UPGRADE_CNF.equalsIgnoreCase(requestAction)) {
 323             vnfEBBLoader.customTraverseAAIVnf(execution, resourceList, workflowResourceIds.getServiceInstanceId(),
 324                     workflowResourceIds.getVnfId(), aaiResourceIds);
 325         } else {
 326             buildAndThrowException(execution, "Current Macro Request is not supported");
 327         }
 328         StringBuilder foundObjects = new StringBuilder();
 329         for (WorkflowType type : WorkflowType.values()) {
 330             foundObjects.append(type).append(" - ")
 331                     .append((int) resourceList.stream().filter(x -> type.equals(x.getResourceType())).count())
 332                     .append("    ");
 333         }
 334         logger.info("Found {}", foundObjects);
 335
 336         if (orchFlows == null || orchFlows.isEmpty()) {
 337             orchFlows = queryNorthBoundRequestCatalogDb(execution, requestAction, resourceType, false, cloudOwner,
 338                     serviceType);
 339         }
 340         boolean vnfReplace = false;
 341         if (resourceType.equals(WorkflowType.VNF) && (REPLACEINSTANCE.equalsIgnoreCase(requestAction)
 342                 || REPLACEINSTANCERETAINASSIGNMENTS.equalsIgnoreCase(requestAction))) {
 343             vnfReplace = true;
 344         }
 345         flowsToExecute = executeBuildingBlockBuilder.buildExecuteBuildingBlockList(orchFlows, resourceList, requestId,
 346                 apiVersion, resourceId, requestAction, vnfType, workflowResourceIds, requestDetails, vnfReplace);
 347         if (serviceEBBLoader.isNetworkCollectionInTheResourceList(resourceList)) {
 348             logger.info("Sorting for Vlan Tagging");
 349             flowsToExecute = sortExecutionPathByObjectForVlanTagging(flowsToExecute, requestAction);
 350         }
 351         logger.info("Building Block Execution Order");
 352         for (ExecuteBuildingBlock block : flowsToExecute) {
 353             Resource res = resourceList.stream()
 354                     .filter(resource -> resource.getResourceId() == block.getBuildingBlock().getKey()).findAny()
 355                     .orElse(null);
 356             String log = "Block: " + block.getBuildingBlock().getBpmnFlowName();
 357             if (res != null) {
 358                 log += ", Resource: " + res.getResourceType() + "[" + res.getResourceId() + "]";
 359                 log += ", Priority: " + res.getProcessingPriority();
 360                 if (res.getResourceType() == WorkflowType.VFMODULE)
 361                     log += ", Base: " + res.isBaseVfModule();
 362             }
 363             if (block.getBuildingBlock().getBpmnScope() != null)
 364                 log += ", Scope: " + block.getBuildingBlock().getBpmnScope();
 365             if (block.getBuildingBlock().getBpmnAction() != null)
 366                 log += ", Action: " + block.getBuildingBlock().getBpmnAction();
 367             logger.info(log);
 368         }
 369
 370         RelatedInstanceList[] instanceList = sIRequest.getRequestDetails().getRelatedInstanceList();
 371         execution.setVariable(IS_CHILD_PROCESS, Boolean.FALSE);
 372         if (instanceList != null) {
 373             for (RelatedInstanceList relatedInstanceList : instanceList) {
 374                 RelatedInstance relatedInstance = relatedInstanceList.getRelatedInstance();
 375                 if (InstanceDirection.source.equals(relatedInstance.getInstanceDirection())) {
 376                     execution.setVariable(IS_CHILD_PROCESS, Boolean.TRUE);
 377                     execution.setVariable(PARENT_CORRELATION_ID, requestDetails.getRequestInfo().getCorrelator());
 378                 }
 379             }
 380         }
 381
 382         // By default, enable homing at VNF level for CREATE_INSTANCE and ASSIGNINSTANCE
 383         if (resourceType == WorkflowType.SERVICE
 384                 && (requestAction.equals(CREATE_INSTANCE) || requestAction.equals(ASSIGN_INSTANCE))
 385                 && resourceList.stream().anyMatch(x -> WorkflowType.VNF.equals(x.getResourceType()))) {
 386             execution.setVariable(HOMING, true);
 387             execution.setVariable("calledHoming", false);
 388         }
 389         if (resourceType == WorkflowType.SERVICE && (requestAction.equalsIgnoreCase(ASSIGN_INSTANCE)
 390                 || requestAction.equalsIgnoreCase(CREATE_INSTANCE))) {
 391             generateResourceIds(flowsToExecute, resourceList, serviceInstanceId);
 392         } else {
 393             updateResourceIdsFromAAITraversal(flowsToExecute, resourceList, aaiResourceIds, serviceInstanceId);
 394         }
 395         execution.setVariable("resources", resourceList);
 396         return flowsToExecute;
 397     }
 398
 399     private boolean isVNFCreate(WorkflowType resourceType, String requestAction) {
 400         return resourceType == WorkflowType.VNF && CREATE_INSTANCE.equalsIgnoreCase(requestAction);
 401     }
 402
 403
 404     private boolean isPNFCreate(WorkflowType resourceType, String requestAction) {
 405         return resourceType == WorkflowType.PNF && CREATE_INSTANCE.equalsIgnoreCase(requestAction);
 406     }
 407
 408
 409     private boolean isPNFDelete(WorkflowType resourceType, String requestAction) {
 410         return resourceType == WorkflowType.PNF && DELETE_INSTANCE.equalsIgnoreCase(requestAction);
 411     }
 412
 413     private void setExecutionVariables(DelegateExecution execution, List<ExecuteBuildingBlock> flowsToExecute,
 414             List<String> flowNames) {
 415         execution.setVariable("flowNames", flowNames);
 416         execution.setVariable(BBConstants.G_CURRENT_SEQUENCE, 0);
 417         execution.setVariable("retryCount", 0);
 418         execution.setVariable("isRollback", false);
 419         execution.setVariable("flowsToExecute", flowsToExecute);
 420         execution.setVariable("isRollbackComplete", false);
 421     }
 422
 423     private List<ExecuteBuildingBlock> loadExecuteBuildingBlocks(DelegateExecution execution, String requestId,
 424             String errorMessage) {
 425         List<ExecuteBuildingBlock> flowsToExecute;
 426         flowsToExecute = bbInputSetupUtils.loadOriginalFlowExecutionPath(requestId);
 427         if (flowsToExecute == null) {
 428             buildAndThrowException(execution, errorMessage);
 429         }
 430         return flowsToExecute;
 431     }
 432
 433     private ConfigBuildingBlocksDataObject createConfigBuildingBlocksDataObject(DelegateExecution execution,
 434             ServiceInstancesRequest sIRequest, String requestId, WorkflowResourceIds workflowResourceIds,
 435             RequestDetails requestDetails, String requestAction, String resourceId, String vnfType,
 436             List<OrchestrationFlow> orchFlows, String apiVersion, Resource resourceKey,
 437             ReplaceInstanceRelatedInformation replaceInfo) {
 438
 439         return new ConfigBuildingBlocksDataObject().setsIRequest(sIRequest).setOrchFlows(orchFlows)
 440                 .setRequestId(requestId).setResourceKey(resourceKey).setApiVersion(apiVersion).setResourceId(resourceId)
 441                 .setRequestAction(requestAction).setaLaCarte(true).setVnfType(vnfType)
 442                 .setWorkflowResourceIds(workflowResourceIds).setRequestDetails(requestDetails).setExecution(execution)
 443                 .setReplaceInformation(replaceInfo);
 444     }
 445
 446     private void createBuildingBlocksForOrchFlows(DelegateExecution execution, ServiceInstancesRequest sIRequest,
 447             String requestId, WorkflowResourceIds workflowResourceIds, RequestDetails requestDetails,
 448             String requestAction, String resourceId, List<ExecuteBuildingBlock> flowsToExecute, String vnfType,
 449             List<OrchestrationFlow> orchFlows, String apiVersion, Resource resourceKey,
 450             ReplaceInstanceRelatedInformation replaceInfo) throws Exception {
 451
 452         for (OrchestrationFlow orchFlow : orchFlows) {
 453             if (orchFlow.getFlowName().contains(CONFIGURATION)) {
 454                 List<OrchestrationFlow> configOrchFlows = new ArrayList<>();
 455                 configOrchFlows.add(orchFlow);
 456                 addConfigBuildingBlocksToFlowsToExecuteList(execution, sIRequest, requestId, workflowResourceIds,
 457                         requestDetails, requestAction, resourceId, flowsToExecute, vnfType, apiVersion, resourceKey,
 458                         replaceInfo, configOrchFlows);
 459             } else {
 460                 ExecuteBuildingBlock ebb = executeBuildingBlockBuilder.buildExecuteBuildingBlock(orchFlow, requestId,
 461                         resourceKey, apiVersion, resourceId, requestAction, true, vnfType, workflowResourceIds,
 462                         requestDetails, false, null, null, false, replaceInfo);
 463                 flowsToExecute.add(ebb);
 464             }
 465         }
 466     }
 467
 468     private void addConfigBuildingBlocksToFlowsToExecuteList(DelegateExecution execution,
 469             ServiceInstancesRequest sIRequest, String requestId, WorkflowResourceIds workflowResourceIds,
 470             RequestDetails requestDetails, String requestAction, String resourceId,
 471             List<ExecuteBuildingBlock> flowsToExecute, String vnfType, String apiVersion, Resource resourceKey,
 472             ReplaceInstanceRelatedInformation replaceInfo, List<OrchestrationFlow> configOrchFlows) throws Exception {
 473
 474         ConfigBuildingBlocksDataObject cbbdo = createConfigBuildingBlocksDataObject(execution, sIRequest, requestId,
 475                 workflowResourceIds, requestDetails, requestAction, resourceId, vnfType, configOrchFlows, apiVersion,
 476                 resourceKey, replaceInfo);
 477         List<ExecuteBuildingBlock> configBuildingBlocks = getConfigBuildingBlocks(cbbdo);
 478         flowsToExecute.addAll(configBuildingBlocks);
 479     }
 480
 481     private Resource getResourceKey(ServiceInstancesRequest sIRequest, WorkflowType resourceType) {
 482         String resourceId = "";
 483         ModelInfo modelInfo = sIRequest.getRequestDetails().getModelInfo();
 484         if (modelInfo != null) {
 485             if (modelInfo.getModelType().equals(ModelType.service)) {
 486                 resourceId = modelInfo.getModelVersionId();
 487             } else {
 488                 resourceId = modelInfo.getModelCustomizationId();
 489             }
 490         }
 491         return new Resource(resourceType, resourceId, true, null);
 492     }
 493
 494     private String getCloudOwner(CloudConfiguration cloudConfiguration) {
 495         if (cloudConfiguration != null && cloudConfiguration.getCloudOwner() != null) {
 496             return cloudConfiguration.getCloudOwner();
 497         }
 498         logger.warn("cloud owner value not found in request details, it will be set as default");
 499         return environment.getProperty(DEFAULT_CLOUD_OWNER);
 500     }
 501
 502     protected <T> List<T> getRelatedResourcesInVfModule(String vnfId, String vfModuleId, Class<T> resultClass,
 503             AAIObjectName name) {
 504         List<T> vnfcs = new ArrayList<>();
 505         AAIResourceUri uri =
 506                 AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.network().genericVnf(vnfId).vfModule(vfModuleId));
 507         AAIResultWrapper vfModuleResultsWrapper = bbInputSetupUtils.getAAIResourceDepthOne(uri);
 508         Optional<Relationships> relationshipsOp = vfModuleResultsWrapper.getRelationships();
 509         if (relationshipsOp.isEmpty()) {
 510             logger.debug("No relationships were found for vfModule in AAI");
 511         } else {
 512             Relationships relationships = relationshipsOp.get();
 513             List<AAIResultWrapper> vnfcResultWrappers = relationships.getByType(name);
 514             for (AAIResultWrapper vnfcResultWrapper : vnfcResultWrappers) {
 515                 Optional<T> vnfcOp = vnfcResultWrapper.asBean(resultClass);
 516                 vnfcOp.ifPresent(vnfcs::add);
 517             }
 518         }
 519         return vnfcs;
 520     }
 521
 522     protected <T> T getRelatedResourcesInVnfc(Vnfc vnfc, Class<T> resultClass, AAIObjectName name)
 523             throws VnfcMultipleRelationshipException {
 524         T configuration = null;
 525         AAIResourceUri uri = AAIUriFactory.createResourceUri(AAIFluentTypeBuilder.network().vnfc(vnfc.getVnfcName()));
 526         AAIResultWrapper vnfcResultsWrapper = bbInputSetupUtils.getAAIResourceDepthOne(uri);
 527         Optional<Relationships> relationshipsOp = vnfcResultsWrapper.getRelationships();
 528         if (relationshipsOp.isEmpty()) {
 529             logger.debug("No relationships were found for VNFC in AAI");
 530         } else {
 531             Relationships relationships = relationshipsOp.get();
 532             List<AAIResultWrapper> configurationResultWrappers =
 533                     this.getResultWrappersFromRelationships(relationships, name);
 534             if (configurationResultWrappers.size() > 1) {
 535                 throw new VnfcMultipleRelationshipException(vnfc.getVnfcName());
 536             }
 537             if (!configurationResultWrappers.isEmpty()) {
 538                 Optional<T> configurationOp = configurationResultWrappers.get(0).asBean(resultClass);
 539                 if (configurationOp.isPresent()) {
 540                     configuration = configurationOp.get();
 541                 }
 542             }
 543         }
 544         return configuration;
 545     }
 546
 547     protected List<AAIResultWrapper> getResultWrappersFromRelationships(Relationships relationships,
 548             AAIObjectName name) {
 549         return relationships.getByType(name);
 550     }
 551
 552     protected boolean isConfiguration(List<OrchestrationFlow> orchFlows) {
 553         for (OrchestrationFlow flow : orchFlows) {
 554             if (flow.getFlowName().contains(CONFIGURATION) && !"ConfigurationScaleOutBB".equals(flow.getFlowName())) {
 555                 return true;
 556             }
 557         }
 558         return false;
 559     }
 560
 561     protected List<ExecuteBuildingBlock> getConfigBuildingBlocks(ConfigBuildingBlocksDataObject dataObj)
 562             throws AAIEntityNotFoundException, VnfcMultipleRelationshipException {
 563
 564         List<ExecuteBuildingBlock> flowsToExecuteConfigs = new ArrayList<>();
 565         List<OrchestrationFlow> result = dataObj.getOrchFlows().stream()
 566                 .filter(item -> item.getFlowName().contains(FABRIC_CONFIGURATION)).collect(Collectors.toList());
 567         String vnfId = dataObj.getWorkflowResourceIds().getVnfId();
 568         String vfModuleId = dataObj.getWorkflowResourceIds().getVfModuleId();
 569
 570         String vnfCustomizationUUID = bbInputSetupUtils.getAAIGenericVnf(vnfId).getModelCustomizationId();
 571         String vfModuleCustomizationUUID;
 572         org.onap.aai.domain.yang.VfModule aaiVfModule = bbInputSetupUtils.getAAIVfModule(vnfId, vfModuleId);
 573
 574         if (aaiVfModule == null) {
 575             logger.error("No matching VfModule is found in Generic-Vnf in AAI for vnfId: {} and vfModuleId : {}", vnfId,
 576                     vfModuleId);
 577             throw new AAIEntityNotFoundException("No matching VfModule is found in Generic-Vnf in AAI for vnfId: "
 578                     + vnfId + " and vfModuleId : " + vfModuleId);
 579         } else {
 580             vfModuleCustomizationUUID = aaiVfModule.getModelCustomizationId();
 581         }
 582         String replaceVfModuleCustomizationUUID = "";
 583         String replaceVnfModuleCustomizationUUID = "";
 584         boolean isReplace = false;
 585         if (dataObj.getRequestAction().equalsIgnoreCase("replaceInstance")
 586                 || dataObj.getRequestAction().equalsIgnoreCase("replaceInstanceRetainAssignments")) {
 587             for (RelatedInstanceList relatedInstList : dataObj.getRequestDetails().getRelatedInstanceList()) {
 588                 RelatedInstance relatedInstance = relatedInstList.getRelatedInstance();
 589                 if (relatedInstance.getModelInfo().getModelType().equals(ModelType.vnf)) {
 590                     replaceVnfModuleCustomizationUUID = relatedInstance.getModelInfo().getModelCustomizationId();
 591                 }
 592             }
 593             replaceVfModuleCustomizationUUID = dataObj.getRequestDetails().getModelInfo().getModelCustomizationId();
 594             isReplace = true;
 595         }
 596
 597         List<org.onap.aai.domain.yang.Vnfc> vnfcs =
 598                 getRelatedResourcesInVfModule(vnfId, vfModuleId, org.onap.aai.domain.yang.Vnfc.class, Types.VNFC);
 599         for (org.onap.aai.domain.yang.Vnfc vnfc : vnfcs) {
 600             WorkflowResourceIds workflowIdsCopy = SerializationUtils.clone(dataObj.getWorkflowResourceIds());
 601             org.onap.aai.domain.yang.Configuration configuration =
 602                     getRelatedResourcesInVnfc(vnfc, org.onap.aai.domain.yang.Configuration.class, Types.CONFIGURATION);
 603             if (configuration == null) {
 604                 logger.warn(String.format("No configuration found for VNFC %s in AAI", vnfc.getVnfcName()));
 605                 continue;
 606             }
 607             workflowIdsCopy.setConfigurationId(configuration.getConfigurationId());
 608             for (OrchestrationFlow orchFlow : result) {
 609                 if (!isReplace || (isReplace && (orchFlow.getFlowName().contains("Delete")))) {
 610                     if (!isReplace) {
 611                         dataObj.getResourceKey().setVfModuleCustomizationId(vfModuleCustomizationUUID);
 612                         dataObj.getResourceKey().setVnfCustomizationId(vnfCustomizationUUID);
 613                     } else {
 614                         if (orchFlow.getFlowName().contains("Delete")) {
 615                             dataObj.getResourceKey().setVfModuleCustomizationId(vfModuleCustomizationUUID);
 616                             dataObj.getResourceKey().setVnfCustomizationId(vnfCustomizationUUID);
 617                         } else {
 618                             dataObj.getResourceKey().setVfModuleCustomizationId(replaceVfModuleCustomizationUUID);
 619                             dataObj.getResourceKey().setVnfCustomizationId(replaceVnfModuleCustomizationUUID);
 620                         }
 621                     }
 622                     dataObj.getResourceKey().setCvnfModuleCustomizationId(vnfc.getModelCustomizationId());
 623                     String vnfcName = vnfc.getVnfcName();
 624                     if (vnfcName == null || vnfcName.isEmpty()) {
 625                         buildAndThrowException(dataObj.getExecution(), "Exception in create execution list "
 626                                 + ": VnfcName does not exist or is null while there is a configuration for the vfModule",
 627                                 new Exception("Vnfc and Configuration do not match"));
 628                     }
 629                     ExecuteBuildingBlock ebb =
 630                             executeBuildingBlockBuilder.buildExecuteBuildingBlock(orchFlow, dataObj.getRequestId(),
 631                                     dataObj.getResourceKey(), dataObj.getApiVersion(), dataObj.getResourceId(),
 632                                     dataObj.getRequestAction(), dataObj.isaLaCarte(), dataObj.getVnfType(),
 633                                     workflowIdsCopy, dataObj.getRequestDetails(), false, null, vnfcName, true, null);
 634                     flowsToExecuteConfigs.add(ebb);
 635                 }
 636             }
 637         }
 638         return flowsToExecuteConfigs;
 639     }
 640
 641     protected void buildAndThrowException(DelegateExecution execution, String msg) {
 642         logger.error(msg);
 643         execution.setVariable(WORKFLOW_ACTION_ERROR_MESSAGE, msg);
 644         exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, msg);
 645     }
 646
 647     protected void buildAndThrowException(DelegateExecution execution, String msg, Exception ex) {
 648         logger.error(msg, ex);
 649         execution.setVariable(WORKFLOW_ACTION_ERROR_MESSAGE, msg + ex.getMessage());
 650         exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, msg + ex.getMessage());
 651     }
 652
 653     protected List<OrchestrationFlow> getVfModuleReplaceBuildingBlocks(ConfigBuildingBlocksDataObject dataObj)
 654             throws Exception {
 655
 656         String vnfId = dataObj.getWorkflowResourceIds().getVnfId();
 657         String vfModuleId = dataObj.getWorkflowResourceIds().getVfModuleId();
 658
 659         logger.debug("BUILDING REPLACE LIST");
 660
 661         boolean volumeGroupExisted = false;
 662         boolean volumeGroupWillExist = false;
 663         boolean keepVolumeGroup = false;
 664
 665         boolean rebuildVolumeGroups = false;
 666         if (dataObj.getRequestDetails().getRequestParameters() != null
 667                 && dataObj.getRequestDetails().getRequestParameters().getRebuildVolumeGroups() != null) {
 668             rebuildVolumeGroups = dataObj.getRequestDetails().getRequestParameters().getRebuildVolumeGroups();
 669         }
 670         String volumeGroupName = "";
 671         Optional<VolumeGroup> volumeGroupFromVfModule =
 672                 bbInputSetupUtils.getRelatedVolumeGroupFromVfModule(vnfId, vfModuleId);
 673         if (volumeGroupFromVfModule.isPresent()) {
 674             String volumeGroupId = volumeGroupFromVfModule.get().getVolumeGroupId();
 675             volumeGroupName = volumeGroupFromVfModule.get().getVolumeGroupName();
 676             logger.debug("Volume group id of the existing volume group is: {}", volumeGroupId);
 677             volumeGroupExisted = true;
 678             dataObj.getWorkflowResourceIds().setVolumeGroupId(volumeGroupId);
 679             dataObj.getReplaceInformation().setOldVolumeGroupName(volumeGroupName);
 680         }
 681
 682         List<OrchestrationFlow> orchFlows = dataObj.getOrchFlows();
 683         VfModuleCustomization vfModuleCustomization = catalogDbClient.getVfModuleCustomizationByModelCuztomizationUUID(
 684                 dataObj.getRequestDetails().getModelInfo().getModelCustomizationUuid());
 685         if (vfModuleCustomization != null && vfModuleCustomization.getVfModule() != null
 686                 && vfModuleCustomization.getVfModule().getVolumeHeatTemplate() != null
 687                 && vfModuleCustomization.getVolumeHeatEnv() != null) {
 688             volumeGroupWillExist = true;
 689             if (!volumeGroupExisted) {
 690                 String newVolumeGroupId = UUID.randomUUID().toString();
 691                 dataObj.getWorkflowResourceIds().setVolumeGroupId(newVolumeGroupId);
 692                 dataObj.getReplaceInformation().setOldVolumeGroupName(volumeGroupName);
 693                 logger.debug("newVolumeGroupId: {}", newVolumeGroupId);
 694             }
 695         }
 696
 697         if (volumeGroupExisted && volumeGroupWillExist && !rebuildVolumeGroups) {
 698             keepVolumeGroup = true;
 699         }
 700
 701         if (!volumeGroupExisted || keepVolumeGroup) {
 702             logger.debug("Filtering out deletion of volume groups");
 703             orchFlows = orchFlows.stream().filter(item -> !item.getFlowName().matches(VOLUMEGROUP_DELETE_PATTERN))
 704                     .collect(Collectors.toList());
 705         }
 706         if (!volumeGroupWillExist || keepVolumeGroup) {
 707             logger.debug("Filtering out creation of volume groups");
 708             orchFlows = orchFlows.stream().filter(item -> !item.getFlowName().matches(VOLUMEGROUP_CREATE_PATTERN))
 709                     .collect(Collectors.toList());
 710         }
 711
 712         return orchFlows;
 713     }
 714
 715     private void updateResourceIdsFromAAITraversal(List<ExecuteBuildingBlock> flowsToExecute,
 716             List<Resource> resourceList, List<Pair<WorkflowType, String>> aaiResourceIds, String serviceInstanceId) {
 717         for (Pair<WorkflowType, String> pair : aaiResourceIds) {
 718             logger.debug("{}, {}", pair.getValue0(), pair.getValue1());
 719         }
 720         Map<Resource, String> resourceInstanceIds = new HashMap<>();
 721         Arrays.stream(WorkflowType.values()).forEach(type -> resourceList.stream()
 722                 .filter(resource -> type.equals(resource.getResourceType())
 723                         && !(WorkflowType.SERVICE.equals(type) && !resource.hasParent()))
 724                 .forEach(resource -> updateWorkflowResourceIds(flowsToExecute, type, resource,
 725                         retrieveAAIResourceId(aaiResourceIds, type), null, serviceInstanceId, resourceInstanceIds)));
 726     }
 727
 728     private String retrieveAAIResourceId(List<Pair<WorkflowType, String>> aaiResourceIds, WorkflowType resource) {
 729         String id = null;
 730         for (int i = 0; i < aaiResourceIds.size(); i++) {
 731             if (aaiResourceIds.get(i).getValue0() == resource) {
 732                 id = aaiResourceIds.get(i).getValue1();
 733                 aaiResourceIds.remove(i);
 734                 break;
 735             }
 736         }
 737         return id;
 738     }
 739
 740     private void generateResourceIds(List<ExecuteBuildingBlock> flowsToExecute, List<Resource> resourceList,
 741             String serviceInstanceId) {
 742         Map<Resource, String> resourceInstanceIds = new HashMap<>();
 743         Arrays.stream(WorkflowType.values())
 744                 .forEach(type -> resourceList.stream()
 745                         .filter(resource -> resource.hasParent() && type.equals(resource.getResourceType()))
 746                         .forEach(resource -> updateWorkflowResourceIds(flowsToExecute, type, resource, null,
 747                                 resource.getVirtualLinkKey(), serviceInstanceId, resourceInstanceIds)));
 748     }
 749
 750     protected void updateWorkflowResourceIds(List<ExecuteBuildingBlock> flowsToExecute, WorkflowType resourceType,
 751             Resource resource, String id, String virtualLinkKey, String serviceInstanceId,
 752             Map<Resource, String> resourceInstanceIds) {
 753         String key = resource.getResourceId();
 754         String resourceId = id;
 755         if (resourceId == null) {
 756             resourceId = UUID.randomUUID().toString();
 757         }
 758         resourceInstanceIds.put(resource, resourceId);
 759         Set<String> assignedFlows = new LinkedHashSet<>();
 760         for (ExecuteBuildingBlock ebb : flowsToExecute) {
 761             String resourceTypeStr = resourceType.toString();
 762             String flowName = ebb.getBuildingBlock().getBpmnFlowName();
 763             String scope = StringUtils.defaultString(ebb.getBuildingBlock().getBpmnScope());
 764             String action = StringUtils.defaultString(ebb.getBuildingBlock().getBpmnAction());
 765
 766             if (key != null && key.equalsIgnoreCase(ebb.getBuildingBlock().getKey())
 767                     && isFlowAssignable(assignedFlows, ebb, resourceType, flowName + action)
 768                     && (flowName.contains(resourceTypeStr)
 769                             || (flowName.contains(CONTROLLER) && resourceTypeStr.equalsIgnoreCase(scope)))) {
 770                 WorkflowResourceIds workflowResourceIds = new WorkflowResourceIds();
 771                 workflowResourceIds.setServiceInstanceId(serviceInstanceId);
 772                 Resource parent = resource.getParent();
 773                 if (resource.hasParent() && resourceInstanceIds.containsKey(parent)) {
 774                     WorkflowResourceIdsUtils.setResourceIdByWorkflowType(workflowResourceIds, parent.getResourceType(),
 775                             resourceInstanceIds.get(parent));
 776                 }
 777                 if (resource.hasParent() && WorkflowType.SERVICE.equals(resourceType)
 778                         && WorkflowType.SERVICE.equals(parent.getResourceType())) {
 779                     String childServiceInstanceId = resource.isGenerated() ? resourceId : resource.getResourceId();
 780                     workflowResourceIds.setChildServiceInstanceId(childServiceInstanceId);
 781                     workflowResourceIds.setChildServiceInstanceName(resource.getInstanceName());
 782                 } else {
 783                     WorkflowResourceIdsUtils.setInstanceNameByWorkflowType(workflowResourceIds, resourceType,
 784                             resource.getInstanceName());
 785                     WorkflowResourceIdsUtils.setResourceIdByWorkflowType(workflowResourceIds, resourceType, resourceId);
 786                 }
 787                 ebb.setWorkflowResourceIds(workflowResourceIds);
 788                 assignedFlows.add(flowName + action);
 789             }
 790             if (virtualLinkKey != null && ebb.getBuildingBlock().isVirtualLink()
 791                     && virtualLinkKey.equalsIgnoreCase(ebb.getBuildingBlock().getVirtualLinkKey())) {
 792                 WorkflowResourceIds workflowResourceIds = new WorkflowResourceIds();
 793                 workflowResourceIds.setServiceInstanceId(serviceInstanceId);
 794                 workflowResourceIds.setNetworkId(resourceId);
 795                 ebb.setWorkflowResourceIds(workflowResourceIds);
 796             }
 797         }
 798     }
 799
 800     private boolean isFlowAssignable(Set<String> assignedFlows, ExecuteBuildingBlock ebb, WorkflowType resourceType,
 801             String assignedFlowName) {
 802         String id = WorkflowType.SERVICE.equals(resourceType)
 803                 ? StringUtils.defaultString(ebb.getWorkflowResourceIds().getChildServiceInstanceId())
 804                 : WorkflowResourceIdsUtils.getResourceIdByWorkflowType(ebb.getWorkflowResourceIds(), resourceType);
 805         return !assignedFlows.contains(assignedFlowName) && id.isEmpty();
 806     }
 807
 808     protected WorkflowResourceIds populateResourceIdsFromApiHandler(DelegateExecution execution) {
 809         return WorkflowResourceIdsUtils.getWorkflowResourceIdsFromExecution(execution);
 810     }
 811
 812     protected Resource extractResourceIdAndTypeFromUri(String uri) {
 813         Pattern patt = Pattern.compile("[vV]\\d+.*?(?:(?:/(?<type>" + SUPPORTEDTYPES
 814                 + ")(?:/(?<id>[^/]+))?)(?:/(?<action>[^/]+))?(?:/resume)?)?$");
 815         Matcher m = patt.matcher(uri);
 816         boolean generated = false;
 817
 818         if (m.find()) {
 819             logger.debug("found match on {} : {} ", uri, m);
 820             String type = m.group("type");
 821             String id = m.group("id");
 822             String action = m.group("action");
 823             if (type == null) {
 824                 throw new IllegalArgumentException("Uri could not be parsed. No type found. " + uri);
 825             }
 826             if (action == null) {
 827                 if (type.equals(SERVICE_INSTANCES) && (id == null || "assign".equals(id))) {
 828                     id = UUID.randomUUID().toString();
 829                     generated = true;
 830                 } else if (type.equals(VF_MODULES) && "scaleOut".equals(id)) {
 831                     id = UUID.randomUUID().toString();
 832                     generated = true;
 833                 }
 834             } else {
 835                 if (action.matches(SUPPORTEDTYPES)) {
 836                     id = UUID.randomUUID().toString();
 837                     generated = true;
 838                     type = action;
 839                 }
 840             }
 841             return new Resource(WorkflowType.fromString(convertTypeFromPlural(type)), id, generated, null);
 842         } else {
 843             throw new IllegalArgumentException("Uri could not be parsed: " + uri);
 844         }
 845     }
 846
 847     protected String convertTypeFromPlural(String type) {
 848         if (!type.matches(SUPPORTEDTYPES) || type.equals("NetworkSliceSubnet")) {
 849             return type;
 850         } else {
 851             if (type.equals(SERVICE_INSTANCES)) {
 852                 return SERVICE;
 853             } else {
 854                 return type.substring(0, 1).toUpperCase() + type.substring(1, type.length() - 1);
 855             }
 856         }
 857     }
 858
 859     protected List<ExecuteBuildingBlock> sortExecutionPathByObjectForVlanTagging(List<ExecuteBuildingBlock> orchFlows,
 860             String requestAction) {
 861         List<ExecuteBuildingBlock> sortedOrchFlows = new ArrayList<>();
 862         if (requestAction.equals(CREATE_INSTANCE)) {
 863             for (ExecuteBuildingBlock ebb : orchFlows) {
 864                 if (ebb.getBuildingBlock().getBpmnFlowName().equals("AssignNetworkBB")) {
 865                     String key = ebb.getBuildingBlock().getKey();
 866                     boolean isVirtualLink = Boolean.TRUE.equals(ebb.getBuildingBlock().isVirtualLink());
 867                     String virtualLinkKey = ebb.getBuildingBlock().getVirtualLinkKey();
 868                     sortedOrchFlows.add(ebb);
 869                     for (ExecuteBuildingBlock ebb2 : orchFlows) {
 870                         if (!isVirtualLink && ebb2.getBuildingBlock().getBpmnFlowName().equals(CREATENETWORKBB)
 871                                 && ebb2.getBuildingBlock().getKey().equalsIgnoreCase(key)) {
 872                             sortedOrchFlows.add(ebb2);
 873                             break;
 874                         }
 875                         if (isVirtualLink && ebb2.getBuildingBlock().getBpmnFlowName().equals(CREATENETWORKBB)
 876                                 && ebb2.getBuildingBlock().getVirtualLinkKey().equalsIgnoreCase(virtualLinkKey)) {
 877                             sortedOrchFlows.add(ebb2);
 878                             break;
 879                         }
 880                     }
 881                     for (ExecuteBuildingBlock ebb2 : orchFlows) {
 882                         if (!isVirtualLink && ebb2.getBuildingBlock().getBpmnFlowName().equals(ACTIVATENETWORKBB)
 883                                 && ebb2.getBuildingBlock().getKey().equalsIgnoreCase(key)) {
 884                             sortedOrchFlows.add(ebb2);
 885                             break;
 886                         }
 887                         if (isVirtualLink && ebb2.getBuildingBlock().getBpmnFlowName().equals(ACTIVATENETWORKBB)
 888                                 && ebb2.getBuildingBlock().getVirtualLinkKey().equalsIgnoreCase(virtualLinkKey)) {
 889                             sortedOrchFlows.add(ebb2);
 890                             break;
 891                         }
 892                     }
 893                 } else if (ebb.getBuildingBlock().getBpmnFlowName().equals(CREATENETWORKBB)
 894                         || ebb.getBuildingBlock().getBpmnFlowName().equals(ACTIVATENETWORKBB)) {
 895                     continue;
 896                 } else if (!"".equals(ebb.getBuildingBlock().getBpmnFlowName())) {
 897                     sortedOrchFlows.add(ebb);
 898                 }
 899             }
 900         } else if (requestAction.equals("deleteInstance")) {
 901             for (ExecuteBuildingBlock ebb : orchFlows) {
 902                 if (ebb.getBuildingBlock().getBpmnFlowName().equals("DeactivateNetworkBB")) {
 903                     sortedOrchFlows.add(ebb);
 904                     String key = ebb.getBuildingBlock().getKey();
 905                     for (ExecuteBuildingBlock ebb2 : orchFlows) {
 906                         if (ebb2.getBuildingBlock().getBpmnFlowName().equals("DeleteNetworkBB")
 907                                 && ebb2.getBuildingBlock().getKey().equalsIgnoreCase(key)) {
 908                             sortedOrchFlows.add(ebb2);
 909                             break;
 910                         }
 911                     }
 912                     for (ExecuteBuildingBlock ebb2 : orchFlows) {
 913                         if (ebb2.getBuildingBlock().getBpmnFlowName().equals("UnassignNetworkBB")
 914                                 && ebb2.getBuildingBlock().getKey().equalsIgnoreCase(key)) {
 915                             sortedOrchFlows.add(ebb2);
 916                             break;
 917                         }
 918                     }
 919                 } else if (ebb.getBuildingBlock().getBpmnFlowName().equals("DeleteNetworkBB")
 920                         || ebb.getBuildingBlock().getBpmnFlowName().equals("UnassignNetworkBB")) {
 921                     continue;
 922                 } else if (!ebb.getBuildingBlock().getBpmnFlowName().equals("")) {
 923                     sortedOrchFlows.add(ebb);
 924                 }
 925             }
 926         }
 927         return sortedOrchFlows;
 928     }
 929
 930     protected List<OrchestrationFlow> queryNorthBoundRequestCatalogDb(DelegateExecution execution, String requestAction,
 931             WorkflowType resourceName, boolean aLaCarte, String cloudOwner) {
 932         return this.queryNorthBoundRequestCatalogDb(execution, requestAction, resourceName, aLaCarte, cloudOwner, "");
 933     }
 934
 935     protected List<OrchestrationFlow> queryNorthBoundRequestCatalogDb(DelegateExecution execution, String requestAction,
 936             WorkflowType resourceName, boolean aLaCarte, String cloudOwner, String serviceType) {
 937         List<OrchestrationFlow> listToExecute = new ArrayList<>();
 938         NorthBoundRequest northBoundRequest;
 939         if (serviceType.equalsIgnoreCase(SERVICE_TYPE_TRANSPORT)
 940                 || serviceType.equalsIgnoreCase(SERVICE_TYPE_BONDING)) {
 941             northBoundRequest =
 942                     catalogDbClient.getNorthBoundRequestByActionAndIsALaCarteAndRequestScopeAndCloudOwnerAndServiceType(
 943                             requestAction, resourceName.toString(), aLaCarte, cloudOwner, serviceType);
 944         } else {
 945             northBoundRequest = catalogDbClient.getNorthBoundRequestByActionAndIsALaCarteAndRequestScopeAndCloudOwner(
 946                     requestAction, resourceName.toString(), aLaCarte, cloudOwner);
 947         }
 948         if (northBoundRequest == null) {
 949             northBoundRequest = catalogDbClient.getNorthBoundRequestByActionAndIsALaCarteAndRequestScopeAndCloudOwner(
 950                     requestAction, resourceName.toString(), aLaCarte, CLOUD_OWNER);
 951         }
 952         if (northBoundRequest == null) {
 953             buildAndThrowException(execution, String.format("The request: %s %s %s is not supported by GR_API.",
 954                     (aLaCarte ? "AlaCarte" : "Macro"), resourceName, requestAction));
 955         } else {
 956             if (northBoundRequest.getIsToplevelflow() != null) {
 957                 execution.setVariable(BBConstants.G_ISTOPLEVELFLOW, northBoundRequest.getIsToplevelflow());
 958             }
 959             List<OrchestrationFlow> flows = northBoundRequest.getOrchestrationFlowList();
 960             if (flows == null) {
 961                 flows = new ArrayList<>();
 962             } else {
 963                 flows.sort(Comparator.comparingInt(OrchestrationFlow::getSequenceNumber));
 964             }
 965             for (OrchestrationFlow flow : flows) {
 966                 if (!flow.getFlowName().contains("BB") && !flow.getFlowName().contains("Activity")) {
 967                     List<OrchestrationFlow> macroQueryFlows =
 968                             catalogDbClient.getOrchestrationFlowByAction(flow.getFlowName());
 969                     listToExecute.addAll(macroQueryFlows);
 970                 } else {
 971                     listToExecute.add(flow);
 972                 }
 973             }
 974         }
 975         return listToExecute;
 976     }
 977
 978     public void handleRuntimeException(DelegateExecution execution) {
 979         StringBuilder wfeExpMsg = new StringBuilder("Runtime error ");
 980         String runtimeErrorMessage;
 981         try {
 982             String javaExpMsg = (String) execution.getVariable("BPMN_javaExpMsg");
 983             if (javaExpMsg != null && !javaExpMsg.isEmpty()) {
 984                 wfeExpMsg.append(": ").append(javaExpMsg);
 985             }
 986             runtimeErrorMessage = wfeExpMsg.toString();
 987             logger.error(runtimeErrorMessage);
 988             execution.setVariable(WORKFLOW_ACTION_ERROR_MESSAGE, runtimeErrorMessage);
 989         } catch (Exception e) {
 990             logger.error("Runtime error", e);
 991             // if runtime message was mulformed
 992             runtimeErrorMessage = "Runtime error";
 993         }
 994         exceptionBuilder.buildAndThrowWorkflowException(execution, 7000, runtimeErrorMessage);
 995     }
 996
 997     protected boolean isUriResume(String uri) {
 998         return uri.endsWith("/resume");
 999     }
1000
1001     protected boolean isRequestMacroServiceResume(boolean aLaCarte, WorkflowType resourceType, String requestAction,
1002             String serviceInstanceId) {
1003         return (!aLaCarte && resourceType == WorkflowType.SERVICE
1004                 && (requestAction.equalsIgnoreCase(ASSIGN_INSTANCE) || requestAction.equalsIgnoreCase(CREATE_INSTANCE))
1005                 && (serviceInstanceId != null && serviceInstanceId.trim().length() > 1)
1006                 && (bbInputSetupUtils.getAAIServiceInstanceById(serviceInstanceId) != null));
1007     }
1008
1009     private void fillExecutionDefault(DelegateExecution execution) {
1010         execution.setVariable("sentSyncResponse", false);
1011         execution.setVariable(HOMING, false);
1012         execution.setVariable("calledHoming", false);
1013         execution.setVariable(BBConstants.G_ISTOPLEVELFLOW, true);
1014     }
1015
1016     private void fillExecution(DelegateExecution execution, boolean suppressRollback, String resourceId,
1017             WorkflowType resourceType) {
1018         execution.setVariable("suppressRollback", suppressRollback);
1019         execution.setVariable("resourceId", resourceId);
1020         execution.setVariable("resourceType", resourceType);
1021         execution.setVariable("resourceName", resourceType.toString());
1022     }
1023
1024     private Resource getResource(BBInputSetupUtils bbInputSetupUtils, boolean isResume, boolean alaCarte, String uri,
1025             String requestId) {
1026         if (!alaCarte && isResume) {
1027             logger.debug("replacing URI {}", uri);
1028             uri = bbInputSetupUtils.loadOriginalInfraActiveRequestById(requestId).getRequestUrl();
1029             logger.debug("for RESUME with original value {}", uri);
1030         }
1031         return extractResourceIdAndTypeFromUri(uri);
1032     }
1033
1034     private String getResourceId(Resource resource, String requestAction, RequestDetails requestDetails,
1035             WorkflowResourceIds workflowResourceIds) throws Exception {
1036         if (resource.isGenerated() && requestAction.equalsIgnoreCase("createInstance")
1037                 && requestDetails.getRequestInfo().getInstanceName() != null) {
1038             return aaiResourceIdValidator.validateResourceIdInAAI(resource.getResourceId(), resource.getResourceType(),
1039                     requestDetails.getRequestInfo().getInstanceName(), requestDetails, workflowResourceIds);
1040         } else {
1041             return resource.getResourceId();
1042         }
1043     }
1044
1045     private String getServiceInstanceId(DelegateExecution execution, String resourceId, WorkflowType resourceType) {
1046         String serviceInstanceId = (String) execution.getVariable("serviceInstanceId");
1047         if ((serviceInstanceId == null || serviceInstanceId.isEmpty()) && WorkflowType.SERVICE.equals(resourceType)) {
1048             serviceInstanceId = resourceId;
1049         }
1050         return serviceInstanceId;
1051     }
1052
1053 }