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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.model.operations.impl;
import org.openecomp.sdc.be.dao.titan.TitanGenericDao;
import org.openecomp.sdc.be.dao.titan.TitanOperationStatus;
import org.openecomp.sdc.be.datatypes.components.ResourceMetadataDataDefinition;
import org.openecomp.sdc.be.datatypes.enums.NodeTypeEnum;
import org.openecomp.sdc.be.model.Resource;
import org.openecomp.sdc.be.model.jsontitan.operations.ToscaOperationFacade;
import org.openecomp.sdc.be.model.operations.api.ICacheMangerOperation;
import org.openecomp.sdc.be.model.operations.api.IGraphLockOperation;
import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
import org.openecomp.sdc.be.resources.data.ComponentMetadataData;
import org.openecomp.sdc.be.resources.data.ResourceMetadataData;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import fj.data.Either;
@Component("graph-lock-operation")
public class GraphLockOperation implements IGraphLockOperation {
private static Logger log = LoggerFactory.getLogger(ResourceOperation.class.getName());
@javax.annotation.Resource
private TitanGenericDao titanGenericDao;
@Autowired
ToscaOperationFacade toscaOperationFacade;
@javax.annotation.Resource
private ICacheMangerOperation cacheManagerOperation;
public GraphLockOperation() {
super();
}
/*
* (non-Javadoc)
*
* @see org.openecomp.sdc.be.model.operations.impl.IGraphLockOperation# lockResource(java.lang.String, org.openecomp.sdc.be.model.operations.api.IResourceOperation)
*/
@Override
public StorageOperationStatus lockComponent(String componentId, NodeTypeEnum nodeType) {
log.info("lock resource with id {}", componentId);
TitanOperationStatus lockElementStatus = null;
try {
// SET LAST UPDATE DATE OF THE COMPONENT.
// In this way we mark the component as updated one (and component
// won't be fetched from cache since the component in cache has
// different timestamp)
// Either<ComponentMetadataData, TitanOperationStatus> updateTime = updateModificationTimeOfComponent(componentId, nodeType);
// if (updateTime.isRight()) {
// TitanOperationStatus operationStatus = updateTime.right().value();
// if (operationStatus != TitanOperationStatus.OK) {
// return DaoStatusConverter.convertTitanStatusToStorageStatus(operationStatus);
// }
// }
lockElementStatus = titanGenericDao.lockElement(componentId, nodeType);
} catch (Exception e) {
lockElementStatus = TitanOperationStatus.ALREADY_LOCKED;
}
return DaoStatusConverter.convertTitanStatusToStorageStatus(lockElementStatus);
}
/**
* update the last update date of the component
*
* @param componentId
* @param nodeType
* @return
*/
private Either<ComponentMetadataData, TitanOperationStatus> updateModificationTimeOfComponent(String componentId, NodeTypeEnum nodeType) {
if (nodeType == NodeTypeEnum.Resource || nodeType == NodeTypeEnum.Service || nodeType == NodeTypeEnum.Product) {
// We fetch all node since update only timestamp make problems since
// there is default resource type (VFC) which changes component
// resource type when we update only timestamp(ResourceMetadataData
// contains default value VFC on resourceType field).
Either<ComponentMetadataData, TitanOperationStatus> findComp = titanGenericDao.getNode(UniqueIdBuilder.getKeyByNodeType(nodeType), componentId, ComponentMetadataData.class);
if (findComp.isRight()) {
return Either.right(findComp.right().value());
}
ComponentMetadataData componentMetadataData = findComp.left().value();
componentMetadataData.getMetadataDataDefinition().setLastUpdateDate(System.currentTimeMillis());
Either<ComponentMetadataData, TitanOperationStatus> updateNode = titanGenericDao.updateNode(componentMetadataData, ComponentMetadataData.class);
return updateNode;
}
return Either.right(TitanOperationStatus.OK);
}
/*
* (non-Javadoc)
*
* @see org.openecomp.sdc.be.model.operations.impl.IGraphLockOperation# unlockResource(java.lang.String, org.openecomp.sdc.be.model.operations.api.IResourceOperation)
*/
@Override
public StorageOperationStatus unlockComponent(String componentId, NodeTypeEnum nodeType) {
// Either<Long, StorageOperationStatus> addComponentToCachePart1 = addComponentToCachePart1WithoutCommit(componentId, nodeType);
TitanOperationStatus lockElementStatus = titanGenericDao.releaseElement(componentId, nodeType);
// if (addComponentToCachePart1.isLeft()) {
// Long lastUpdateDate = addComponentToCachePart1.left().value();
// addComponentToCachePart2(componentId, lastUpdateDate, nodeType);
// }
//
return DaoStatusConverter.convertTitanStatusToStorageStatus(lockElementStatus);
}
private ResourceMetadataData getResourceMetaDataFromResource(Resource resource) {
ResourceMetadataData resourceData = new ResourceMetadataData((ResourceMetadataDataDefinition) resource.getComponentMetadataDefinition().getMetadataDataDefinition());
return resourceData;
}
@Override
public StorageOperationStatus unlockComponentByName(String name, String componentId, NodeTypeEnum nodeType) {
// Either<Long, StorageOperationStatus> addComponentToCachePart1 = addComponentToCachePart1WithoutCommit(componentId, nodeType);
TitanOperationStatus lockElementStatus = titanGenericDao.releaseElement(name, nodeType);
//
// if (addComponentToCachePart1.isLeft()) {
// Long lastUpdateDate = addComponentToCachePart1.left().value();
// addComponentToCachePart2(componentId, lastUpdateDate, nodeType);
// }
return DaoStatusConverter.convertTitanStatusToStorageStatus(lockElementStatus);
}
/**
* We fetch the last update date of the component
*
* @param componentId
* @param nodeType
* @return
*/
private Either<Long, StorageOperationStatus> addComponentToCachePart1WithoutCommit(String componentId, NodeTypeEnum nodeType) {
if (componentId != null) { // In case of error, the componentId might be
// empty.
if (nodeType == NodeTypeEnum.Resource || nodeType == NodeTypeEnum.Service || nodeType == NodeTypeEnum.Product) {
Long lastUpdateDate = null;
Either<ComponentMetadataData, StorageOperationStatus> resResult = toscaOperationFacade.getComponentMetadata(componentId);
if (resResult.isLeft()) {
ComponentMetadataData resourceMetadataData = resResult.left().value();
lastUpdateDate = resourceMetadataData.getMetadataDataDefinition().getLastUpdateDate();
return Either.left(lastUpdateDate);
} else {
return Either.right(resResult.right().value());
}
}
}
return Either.right(StorageOperationStatus.OPERATION_NOT_SUPPORTED);
}
/**
* add the component to the cache
*
* @param componentId
* @param lastUpdateDate
* @param nodeType
* @return
*/
private Either<Long, StorageOperationStatus> addComponentToCachePart2(String componentId, Long lastUpdateDate, NodeTypeEnum nodeType) {
if (componentId != null) { // In case of error, the componentId might be
// empty.
if (nodeType == NodeTypeEnum.Resource || nodeType == NodeTypeEnum.Service || nodeType == NodeTypeEnum.Product) {
// add task to Q
log.debug("Going to add component {} of type {} to cache", componentId, nodeType.name().toLowerCase());
cacheManagerOperation.updateComponentInCache(componentId, lastUpdateDate, nodeType);
}
}
return Either.right(StorageOperationStatus.OPERATION_NOT_SUPPORTED);
}
@Override
public StorageOperationStatus lockComponentByName(String name, NodeTypeEnum nodeType) {
log.info("lock resource with name {}", name);
TitanOperationStatus lockElementStatus = null;
try {
lockElementStatus = titanGenericDao.lockElement(name, nodeType);
} catch (Exception e) {
lockElementStatus = TitanOperationStatus.ALREADY_LOCKED;
}
return DaoStatusConverter.convertTitanStatusToStorageStatus(lockElementStatus);
}
}
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