gerrit.onap Code Review - sdc.git/blob

   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.GroupBusinessLogic;
  30 import org.openecomp.sdc.be.components.impl.ResourceBusinessLogic;
  31 import org.openecomp.sdc.be.components.impl.ServiceBusinessLogic;
  32 import org.openecomp.sdc.be.dao.api.ActionStatus;
  33 import org.openecomp.sdc.be.datatypes.enums.NodeTypeEnum;
  34 import org.openecomp.sdc.be.model.jsonjanusgraph.operations.ArtifactsOperations;
  35 import org.openecomp.sdc.be.model.jsonjanusgraph.operations.InterfaceOperation;
  36 import org.openecomp.sdc.be.model.operations.api.IElementOperation;
  37 import org.openecomp.sdc.be.model.operations.api.IGroupInstanceOperation;
  38 import org.openecomp.sdc.be.model.operations.api.IGroupOperation;
  39 import org.openecomp.sdc.be.model.operations.api.IGroupTypeOperation;
  40 import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
  41 import org.openecomp.sdc.be.model.operations.impl.InterfaceLifecycleOperation;
  42 import org.openecomp.sdc.common.log.wrappers.Logger;
  43 import org.openecomp.sdc.exception.ResponseFormat;
  44 import org.springframework.beans.factory.annotation.Autowired;
  45 import org.springframework.stereotype.Component;
  46
  47 import java.util.HashMap;
  48 import java.util.List;
  49 import java.util.Map;
  50
  51 @Component("componentsCleanBusinessLogic")
  52 public class ComponentsCleanBusinessLogic extends BaseBusinessLogic {
  53
  54     private final ResourceBusinessLogic resourceBusinessLogic;
  55     private final ServiceBusinessLogic serviceBusinessLogic;
  56
  57     @VisibleForTesting
  58     static final String DELETE_LOCKER = "DELETE_LOCKER";
  59
  60     private static final Logger log = Logger.getLogger(ComponentsCleanBusinessLogic.class.getName());
  61
  62     @Autowired
  63     public ComponentsCleanBusinessLogic(IElementOperation elementDao,
  64         IGroupOperation groupOperation,
  65         IGroupInstanceOperation groupInstanceOperation,
  66         IGroupTypeOperation groupTypeOperation,
  67         InterfaceOperation interfaceOperation,
  68         InterfaceLifecycleOperation interfaceLifecycleTypeOperation, ResourceBusinessLogic resourceBusinessLogic,
  69         ServiceBusinessLogic serviceBusinessLogic,
  70         ArtifactsOperations artifactToscaOperation) {
  71         super(elementDao, groupOperation, groupInstanceOperation, groupTypeOperation,
  72             interfaceOperation, interfaceLifecycleTypeOperation, artifactToscaOperation);
  73         this.resourceBusinessLogic = resourceBusinessLogic;
  74         this.serviceBusinessLogic = serviceBusinessLogic;
  75     }
  76
  77     public Map<NodeTypeEnum, Either<List<String>, ResponseFormat>> cleanComponents(List<NodeTypeEnum> componentsToClean){
  78         return cleanComponents(componentsToClean, false);
  79     }
  80
  81     public Map<NodeTypeEnum, Either<List<String>, ResponseFormat>> cleanComponents(List<NodeTypeEnum> componentsToClean, boolean isAlreadyLocked) {
  82
  83         Map<NodeTypeEnum, Either<List<String>, ResponseFormat>> cleanedComponents = new HashMap<>();
  84
  85         boolean isLockSucceeded = false;
  86         log.trace("start cleanComponents");
  87         try {
  88             if (!isAlreadyLocked) {
  89                 //lock if the delete node is not locked yet
  90                 isLockSucceeded = !isDeleteOperationLockFailed();
  91             }
  92             for (NodeTypeEnum type : componentsToClean) {
  93                 if (!isAlreadyLocked && !isLockSucceeded) {
  94                     log.info("{}s won't be deleted as another process is locking the delete operation", type.getName());
  95                     cleanedComponents.put(type, Either.right(componentsUtils.getResponseFormat(ActionStatus.NOT_ALLOWED)));
  96                     break;
  97                 }
  98                 switch (type) {
  99                     case Resource:
 100                         processDeletionForType(cleanedComponents, NodeTypeEnum.Resource, resourceBusinessLogic);
 101                         break;
 102                     case Service:
 103                         processDeletionForType(cleanedComponents, NodeTypeEnum.Service, serviceBusinessLogic);
 104                         break;
 105                     default:
 106                         log.debug("{} component type does not have cleaning method defined", type);
 107                         break;
 108                 }
 109             }
 110         }
 111         finally {
 112             if (!isAlreadyLocked && isLockSucceeded) {
 113                 unlockDeleteOperation();
 114             }
 115         }
 116
 117         log.trace("end cleanComponents");
 118         return cleanedComponents;
 119     }
 120
 121     private void processDeletionForType(Map<NodeTypeEnum, Either<List<String>, ResponseFormat>> cleanedComponents, NodeTypeEnum type, ComponentBusinessLogic componentBusinessLogic) {
 122         Either<List<String>, ResponseFormat> deleteMarkedResources = componentBusinessLogic.deleteMarkedComponents();
 123         if (deleteMarkedResources.isRight()) {
 124             log.debug("failed to clean deleted components of type {}. error: {}", type, deleteMarkedResources.right().value().getFormattedMessage());
 125         } else {
 126             log.debug("list of deleted components - type {}: {}", type, deleteMarkedResources.left().value());
 127         }
 128         cleanedComponents.put(type, deleteMarkedResources);
 129     }
 130
 131     public StorageOperationStatus lockDeleteOperation() {
 132         StorageOperationStatus result = graphLockOperation.lockComponentByName(DELETE_LOCKER, NodeTypeEnum.Component);
 133         log.info("Lock cleanup operation is done with result = {}", result);
 134         return result;
 135     }
 136
 137     public StorageOperationStatus unlockDeleteOperation() {
 138         StorageOperationStatus result = graphLockOperation.unlockComponentByName(DELETE_LOCKER, "", NodeTypeEnum.Component);
 139         log.info("Unlock cleanup operation is done with result = {}", result);
 140         return result;
 141     }
 142
 143     public boolean isDeleteOperationLockFailed() {
 144         return lockDeleteOperation() != StorageOperationStatus.OK;
 145     }
 146
 147 }