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/*-
* ============LICENSE_START=======================================================
* SDC
* ================================================================================
* Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
* ============LICENSE_END=========================================================
*/
package org.openecomp.sdc.be.components.scheduledtasks;
import com.google.common.annotations.VisibleForTesting;
import fj.data.Either;
import org.openecomp.sdc.be.components.impl.BaseBusinessLogic;
import org.openecomp.sdc.be.components.impl.ComponentBusinessLogic;
import org.openecomp.sdc.be.components.impl.ResourceBusinessLogic;
import org.openecomp.sdc.be.components.impl.ServiceBusinessLogic;
import org.openecomp.sdc.be.dao.api.ActionStatus;
import org.openecomp.sdc.be.datatypes.enums.NodeTypeEnum;
import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
import org.openecomp.sdc.common.log.wrappers.Logger;
import org.openecomp.sdc.exception.ResponseFormat;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@Component("componentsCleanBusinessLogic")
public class ComponentsCleanBusinessLogic extends BaseBusinessLogic {
@Autowired
private ResourceBusinessLogic resourceBusinessLogic;
@Autowired
private ServiceBusinessLogic serviceBusinessLogic;
@VisibleForTesting
public static final String DELETE_LOCKER = "DELETE_LOCKER";
private static final Logger log = Logger.getLogger(ComponentsCleanBusinessLogic.class.getName());
public Map<NodeTypeEnum, Either<List<String>, ResponseFormat>> cleanComponents(List<NodeTypeEnum> componentsToClean){
return cleanComponents(componentsToClean, false);
}
public Map<NodeTypeEnum, Either<List<String>, ResponseFormat>> cleanComponents(List<NodeTypeEnum> componentsToClean, boolean isAlreadyLocked) {
Map<NodeTypeEnum, Either<List<String>, ResponseFormat>> cleanedComponents = new HashMap<>();
boolean isLockSucceeded = false;
log.trace("start cleanComponents");
try {
if (!isAlreadyLocked) {
//lock if the delete node is not locked yet
isLockSucceeded = !isDeleteOperationLockFailed();
}
for (NodeTypeEnum type : componentsToClean) {
if (!isAlreadyLocked && !isLockSucceeded) {
log.info("{}s won't be deleted as another process is locking the delete operation", type.getName());
cleanedComponents.put(type, Either.right(componentsUtils.getResponseFormat(ActionStatus.NOT_ALLOWED)));
break;
}
switch (type) {
case Resource:
processDeletionForType(cleanedComponents, NodeTypeEnum.Resource, resourceBusinessLogic);
break;
case Service:
processDeletionForType(cleanedComponents, NodeTypeEnum.Service, serviceBusinessLogic);
break;
default:
log.debug("{} component type does not have cleaning method defined", type);
break;
}
}
}
finally {
if (!isAlreadyLocked && isLockSucceeded) {
unlockDeleteOperation();
}
}
log.trace("end cleanComponents");
return cleanedComponents;
}
private void processDeletionForType(Map<NodeTypeEnum, Either<List<String>, ResponseFormat>> cleanedComponents, NodeTypeEnum type, ComponentBusinessLogic componentBusinessLogic) {
Either<List<String>, ResponseFormat> deleteMarkedResources = componentBusinessLogic.deleteMarkedComponents();
if (deleteMarkedResources.isRight()) {
log.debug("failed to clean deleted components of type {}. error: {}", type, deleteMarkedResources.right().value().getFormattedMessage());
} else {
log.debug("list of deleted components - type {}: {}", type, deleteMarkedResources.left().value());
}
cleanedComponents.put(type, deleteMarkedResources);
}
public StorageOperationStatus lockDeleteOperation() {
StorageOperationStatus result = graphLockOperation.lockComponentByName(DELETE_LOCKER, NodeTypeEnum.Component);
log.info("Lock cleanup operation is done with result = {}", result);
return result;
}
public StorageOperationStatus unlockDeleteOperation() {
StorageOperationStatus result = graphLockOperation.unlockComponentByName(DELETE_LOCKER, "", NodeTypeEnum.Component);
log.info("Unlock cleanup operation is done with result = {}", result);
return result;
}
public boolean isDeleteOperationLockFailed() {
return lockDeleteOperation() != StorageOperationStatus.OK;
}
}
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