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package org.openecomp.sdc.asdctool.migration.tasks.mig1806;
import fj.data.Either;
import org.openecomp.sdc.asdctool.migration.core.DBVersion;
import org.openecomp.sdc.asdctool.migration.core.task.Migration;
import org.openecomp.sdc.asdctool.migration.core.task.MigrationResult;
import org.openecomp.sdc.be.dao.janusgraph.JanusGraphOperationStatus;
import org.openecomp.sdc.be.dao.jsongraph.GraphVertex;
import org.openecomp.sdc.be.dao.jsongraph.JanusGraphDao;
import org.openecomp.sdc.be.dao.jsongraph.types.EdgeLabelEnum;
import org.openecomp.sdc.be.dao.jsongraph.types.JsonParseFlagEnum;
import org.openecomp.sdc.be.dao.jsongraph.types.VertexTypeEnum;
import org.openecomp.sdc.be.datatypes.elements.ComponentInstanceDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.CompositionDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.MapPropertiesDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.PropertyDataDefinition;
import org.openecomp.sdc.be.datatypes.enums.ComponentTypeEnum;
import org.openecomp.sdc.be.datatypes.enums.GraphPropertyEnum;
import org.openecomp.sdc.be.datatypes.enums.ResourceTypeEnum;
import org.openecomp.sdc.be.model.jsonjanusgraph.enums.JsonConstantKeysEnum;
import org.openecomp.sdc.be.model.jsonjanusgraph.operations.NodeTemplateOperation;
import org.openecomp.sdc.be.model.operations.api.StorageOperationStatus;
import org.openecomp.sdc.be.model.operations.impl.DaoStatusConverter;
import org.openecomp.sdc.common.log.wrappers.Logger;
import org.springframework.stereotype.Component;
import java.math.BigInteger;
import java.util.*;
import java.util.Map.Entry;
@Component
public class SDCInstancesMigration implements Migration {
private JanusGraphDao janusGraphDao;
private NodeTemplateOperation nodeTemplateOperation;
private static final Logger log = Logger.getLogger(SDCInstancesMigration.class);
private static final String ALLOTTED_CATEGORY = "Allotted Resource";
private static final List<String> UUID_PROPS_NAMES = Arrays.asList("providing_service_uuid", "providing_service_uuid");
public SDCInstancesMigration(JanusGraphDao janusGraphDao, NodeTemplateOperation nodeTemplateOperation) {
this.janusGraphDao = janusGraphDao;
this.nodeTemplateOperation = nodeTemplateOperation;
}
@Override
public String description() {
return "connect instances in container to its origins";
}
@Override
public DBVersion getVersion() {
return DBVersion.from(BigInteger.valueOf(1806), BigInteger.valueOf(0));
}
@Override
public MigrationResult migrate() {
StorageOperationStatus status = connectAllContainers();
return status == StorageOperationStatus.OK ? MigrationResult.success() : MigrationResult.error("failed to create connection between instances and origins. Error : " + status);
}
private StorageOperationStatus connectAllContainers() {
StorageOperationStatus status;
Map<GraphPropertyEnum, Object> hasNotProps = new EnumMap<>(GraphPropertyEnum.class);
hasNotProps.put(GraphPropertyEnum.IS_DELETED, true);
hasNotProps.put(GraphPropertyEnum.RESOURCE_TYPE, ResourceTypeEnum.CVFC);
status = janusGraphDao
.getByCriteria(VertexTypeEnum.TOPOLOGY_TEMPLATE, null, hasNotProps, JsonParseFlagEnum.ParseAll)
.either(this::connectAll, this::handleError);
return status;
}
private StorageOperationStatus handleError(JanusGraphOperationStatus err) {
return DaoStatusConverter.convertJanusGraphStatusToStorageStatus(
JanusGraphOperationStatus.NOT_FOUND == err ? JanusGraphOperationStatus.OK : err);
}
private StorageOperationStatus connectAll(List<GraphVertex> containersV) {
StorageOperationStatus status = StorageOperationStatus.OK;
for (GraphVertex container : containersV) {
status = handleOneContainer(container);
if (status != StorageOperationStatus.OK) {
break;
}
}
return status;
}
private StorageOperationStatus handleOneContainer(GraphVertex containerV) {
StorageOperationStatus status = StorageOperationStatus.OK;
boolean needConnectAllotted = false;
ComponentTypeEnum componentType = containerV.getType();
Map<String, MapPropertiesDataDefinition> instanceProperties = null;
if (componentType == ComponentTypeEnum.RESOURCE) {
Either<GraphVertex, JanusGraphOperationStatus> subcategoryV = janusGraphDao
.getChildVertex(containerV, EdgeLabelEnum.CATEGORY, JsonParseFlagEnum.NoParse);
if (subcategoryV.isRight()) {
log.debug("Failed to fetch category vertex for resource {} error {} ", containerV.getUniqueId(), subcategoryV.right().value());
return StorageOperationStatus.GENERAL_ERROR;
}
GraphVertex catV = subcategoryV.left().value();
Map<GraphPropertyEnum, Object> metadataProperties = catV.getMetadataProperties();
String name = (String) metadataProperties.get(GraphPropertyEnum.NAME);
if (name.equals(ALLOTTED_CATEGORY)) {
log.debug("Find allotted resource {}.", containerV.getUniqueId());
needConnectAllotted = true;
Either<Map<String, MapPropertiesDataDefinition>, StorageOperationStatus> instProperties = getInstProperties(containerV);
if ( instProperties.isRight() ){
return instProperties.right().value();
}
instanceProperties = instProperties.left().value();
}
}
Map<String, CompositionDataDefinition> jsonComposition = (Map<String, CompositionDataDefinition>) containerV.getJson();
if (jsonComposition != null && !jsonComposition.isEmpty()) {
try {
status = connectInstances(containerV, needConnectAllotted, instanceProperties, jsonComposition);
} finally {
if (status == StorageOperationStatus.OK) {
janusGraphDao.commit();
} else {
janusGraphDao.rollback();
}
}
}
return status;
}
private Either<Map<String, MapPropertiesDataDefinition>, StorageOperationStatus> getInstProperties(GraphVertex containerV) {
Map<String, MapPropertiesDataDefinition> instanceProperties;
Either<GraphVertex, JanusGraphOperationStatus> instProps = janusGraphDao
.getChildVertex(containerV, EdgeLabelEnum.INST_PROPERTIES, JsonParseFlagEnum.ParseAll);
if (instProps.isRight()) {
if (instProps.right().value() == JanusGraphOperationStatus.NOT_FOUND) {
instanceProperties = new HashMap<>();
} else {
log.debug("Failed to fetch instance properties vertex for resource {} error {} ", containerV.getUniqueId(), instProps.right().value());
return Either.right(StorageOperationStatus.GENERAL_ERROR);
}
} else {
instanceProperties = (Map<String, MapPropertiesDataDefinition>) instProps.left().value().getJson();
}
return Either.left(instanceProperties);
}
private StorageOperationStatus connectInstances(GraphVertex containerV, boolean needConnectAllotted, Map<String, MapPropertiesDataDefinition> instanceProperties,
Map<String, CompositionDataDefinition> jsonComposition) {
StorageOperationStatus status = StorageOperationStatus.OK;
CompositionDataDefinition compositionDataDefinition = jsonComposition.get(JsonConstantKeysEnum.COMPOSITION.getValue());
Map<String, ComponentInstanceDataDefinition> componentInstances = compositionDataDefinition.getComponentInstances();
for (Map.Entry<String, ComponentInstanceDataDefinition> entry : componentInstances.entrySet()) {
status = handleInstance(containerV, needConnectAllotted, instanceProperties, entry);
if ( status != StorageOperationStatus.OK){
if ( status == StorageOperationStatus.NOT_FOUND ){
log.debug("reset status and continue");
status = StorageOperationStatus.OK;
}else{
log.debug("Failed handle instance. exit");
break;
}
}
}
return status;
}
private StorageOperationStatus handleInstance(GraphVertex containerV, boolean needConnectAllotted, Map<String, MapPropertiesDataDefinition> instanceProperties, Map.Entry<String, ComponentInstanceDataDefinition> entry) {
ComponentInstanceDataDefinition instance = entry.getValue();
StorageOperationStatus status = nodeTemplateOperation.createInstanceEdge(containerV, instance);
if (status != StorageOperationStatus.OK) {
if ( status == StorageOperationStatus.NOT_FOUND ){
Boolean highest = (Boolean) containerV.getMetadataProperties().get(GraphPropertyEnum.IS_HIGHEST_VERSION);
log.debug("No origin for instance {} with ID {}. The component is highest ={}, Reset status and continue.. ", instance.getUniqueId(), instance.getComponentUid(), highest);
status = StorageOperationStatus.OK;
}else{
log.debug("Failed to connect in container {} instance {} to origin {} error {} ", containerV.getUniqueId(), instance.getUniqueId(), instance.getComponentUid(), status);
return status;
}
}
if (needConnectAllotted) {
status = connectAllotedInstances(containerV, instanceProperties, instance);
}
return status;
}
private StorageOperationStatus connectAllotedInstances(GraphVertex containerV, Map<String, MapPropertiesDataDefinition> instanceProperties, ComponentInstanceDataDefinition instance) {
StorageOperationStatus status = StorageOperationStatus.OK;
if ( instanceProperties != null ){
MapPropertiesDataDefinition mapPropertiesDataDefinition = instanceProperties.get(instance.getUniqueId());
if ( mapPropertiesDataDefinition != null ){
status = checkAllottedPropertyAndConnect(containerV, instance, mapPropertiesDataDefinition);
}else{
log.debug("No isntances properties for instance {}", instance.getUniqueId());
}
}
return status;
}
private StorageOperationStatus checkAllottedPropertyAndConnect(GraphVertex containerV, ComponentInstanceDataDefinition instance, MapPropertiesDataDefinition mapPropertiesDataDefinition) {
Map<String, PropertyDataDefinition> mapToscaDataDefinition = mapPropertiesDataDefinition.getMapToscaDataDefinition();
StorageOperationStatus status = StorageOperationStatus.OK;
Optional<Entry<String, PropertyDataDefinition>> findFirst = mapToscaDataDefinition
.entrySet()
.stream()
.filter(e -> UUID_PROPS_NAMES.contains(e.getKey()))
.findFirst();
if ( findFirst.isPresent() ){
PropertyDataDefinition property = findFirst.get().getValue();
String serviceUUID = property.getValue();
if ( serviceUUID != null ){
log.debug("Defined reference service on property {} value {} on instance {}", property.getName(), property.getValue(), instance.getUniqueId() );
status = nodeTemplateOperation.createAllottedOfEdge(containerV.getUniqueId(), instance.getUniqueId(), serviceUUID);
if ( status != StorageOperationStatus.OK ){
if ( status == StorageOperationStatus.NOT_FOUND ){
Boolean highest = (Boolean) containerV.getMetadataProperties().get(GraphPropertyEnum.IS_HIGHEST_VERSION);
log.debug("No origin for allotted reference {} with UUID {}. the component highest = {}, Reset status and continue.. ", instance.getUniqueId(), serviceUUID, highest);
status = StorageOperationStatus.OK;
}else{
log.debug("Failed to connect in container {} instance {} to allotted service {} error {} ", containerV.getUniqueId(), instance.getUniqueId(), instance.getComponentUid(), status);
return status;
}
}
}else{
log.debug("No value for property {} on instance {}", property.getName(),instance.getUniqueId() );
}
}else{
log.debug("No sercific properties of dependencies for instance {}", instance.getUniqueId());
}
return status;
}
}
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