catalog-be/src/main/java/org/openecomp/sdc/be/components/scheduledtasks/ComponentsCleanBusinessLogic.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * SDC
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  * Modifications copyright (c) 2019 Nokia
  20  * ================================================================================
  21  */
  22
  23 package org.openecomp.sdc.be.components.scheduledtasks;
  24
  25 import com.google.common.annotations.VisibleForTesting;
  26 import fj.data.Either;
  27 import org.openecomp.sdc.be.components.impl.BaseBusinessLogic;
  28 import org.openecomp.sdc.be.components.impl.ComponentBusinessLogic;
  29 import org.openecomp.sdc.be.components.impl.ResourceBusinessLogic;
  30 import org.openecomp.sdc.be.components.impl.ServiceBusinessLogic;
  31 import org.openecomp.sdc.be.dao.api.ActionStatus;
  32 import org.openecomp.sdc.be.datatypes.enums.NodeTypeEnum;
  33 import org.openecomp.sdc.be.model.jsonjanusgraph.operations.ArtifactsOperations;
  34 import org.openecomp.sdc.be.model.jsonjanusgraph.operations.InterfaceOperation;
  35 import org.openecomp.sdc.be.model.operations.api.IElementOperation;
  36 import org.openecomp.sdc.be.model.operations.api.IGroupInstanceOperation;
  37 import org.openecomp.sdc.be.model.operations.api.IGroupOperation;
  38 import org.openecomp.sdc.be.model.operations.api.IGroupTypeOperation;
  39 import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
  40 import org.openecomp.sdc.be.model.operations.impl.InterfaceLifecycleOperation;
  41 import org.openecomp.sdc.common.log.wrappers.Logger;
  42 import org.openecomp.sdc.exception.ResponseFormat;
  43 import org.springframework.beans.factory.annotation.Autowired;
  44 import org.springframework.stereotype.Component;
  45
  46 import java.util.HashMap;
  47 import java.util.List;
  48 import java.util.Map;
  49
  50 @Component("componentsCleanBusinessLogic")
  51 public class ComponentsCleanBusinessLogic extends BaseBusinessLogic {
  52
  53     private final ResourceBusinessLogic resourceBusinessLogic;
  54     private final ServiceBusinessLogic serviceBusinessLogic;
  55
  56     @VisibleForTesting
  57     static final String DELETE_LOCKER = "DELETE_LOCKER";
  58
  59     private static final Logger log = Logger.getLogger(ComponentsCleanBusinessLogic.class.getName());
  60
  61     @Autowired
  62     public ComponentsCleanBusinessLogic(IElementOperation elementDao,
  63         IGroupOperation groupOperation,
  64         IGroupInstanceOperation groupInstanceOperation,
  65         IGroupTypeOperation groupTypeOperation,
  66         InterfaceOperation interfaceOperation,
  67         InterfaceLifecycleOperation interfaceLifecycleTypeOperation, ResourceBusinessLogic resourceBusinessLogic,
  68         ServiceBusinessLogic serviceBusinessLogic,
  69         ArtifactsOperations artifactToscaOperation) {
  70         super(elementDao, groupOperation, groupInstanceOperation, groupTypeOperation,
  71             interfaceOperation, interfaceLifecycleTypeOperation, artifactToscaOperation);
  72         this.resourceBusinessLogic = resourceBusinessLogic;
  73         this.serviceBusinessLogic = serviceBusinessLogic;
  74     }
  75
  76     public Map<NodeTypeEnum, Either<List<String>, ResponseFormat>> cleanComponents(List<NodeTypeEnum> componentsToClean){
  77         return cleanComponents(componentsToClean, false);
  78     }
  79
  80     public Map<NodeTypeEnum, Either<List<String>, ResponseFormat>> cleanComponents(List<NodeTypeEnum> componentsToClean, boolean isAlreadyLocked) {
  81
  82         Map<NodeTypeEnum, Either<List<String>, ResponseFormat>> cleanedComponents = new HashMap<>();
  83
  84         boolean isLockSucceeded = false;
  85         log.trace("start cleanComponents");
  86         try {
  87             if (!isAlreadyLocked) {
  88                 //lock if the delete node is not locked yet
  89                 isLockSucceeded = !isDeleteOperationLockFailed();
  90             }
  91             for (NodeTypeEnum type : componentsToClean) {
  92                 if (!isAlreadyLocked && !isLockSucceeded) {
  93                     log.info("{}s won't be deleted as another process is locking the delete operation", type.getName());
  94                     cleanedComponents.put(type, Either.right(componentsUtils.getResponseFormat(ActionStatus.NOT_ALLOWED)));
  95                     break;
  96                 }
  97                 switch (type) {
  98                     case Resource:
  99                         processDeletionForType(cleanedComponents, NodeTypeEnum.Resource, resourceBusinessLogic);
 100                         break;
 101                     case Service:
 102                         processDeletionForType(cleanedComponents, NodeTypeEnum.Service, serviceBusinessLogic);
 103                         break;
 104                     default:
 105                         log.debug("{} component type does not have cleaning method defined", type);
 106                         break;
 107                 }
 108             }
 109         }
 110         finally {
 111             if (!isAlreadyLocked && isLockSucceeded) {
 112                 unlockDeleteOperation();
 113             }
 114         }
 115
 116         log.trace("end cleanComponents");
 117         return cleanedComponents;
 118     }
 119
 120     private void processDeletionForType(Map<NodeTypeEnum, Either<List<String>, ResponseFormat>> cleanedComponents, NodeTypeEnum type, ComponentBusinessLogic componentBusinessLogic) {
 121         Either<List<String>, ResponseFormat> deleteMarkedResources = componentBusinessLogic.deleteMarkedComponents();
 122         if (deleteMarkedResources.isRight()) {
 123             log.debug("failed to clean deleted components of type {}. error: {}", type, deleteMarkedResources.right().value().getFormattedMessage());
 124         } else {
 125             log.debug("list of deleted components - type {}: {}", type, deleteMarkedResources.left().value());
 126         }
 127         cleanedComponents.put(type, deleteMarkedResources);
 128     }
 129
 130     public StorageOperationStatus lockDeleteOperation() {
 131         StorageOperationStatus result = graphLockOperation.lockComponentByName(DELETE_LOCKER, NodeTypeEnum.Component);
 132         log.info("Lock cleanup operation is done with result = {}", result);
 133         return result;
 134     }
 135
 136     public StorageOperationStatus unlockDeleteOperation() {
 137         StorageOperationStatus result = graphLockOperation.unlockComponentByName(DELETE_LOCKER, "", NodeTypeEnum.Component);
 138         log.info("Unlock cleanup operation is done with result = {}", result);
 139         return result;
 140     }
 141
 142     public boolean isDeleteOperationLockFailed() {
 143         return lockDeleteOperation() != StorageOperationStatus.OK;
 144     }
 145
 146 }