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package org.openecomp.sdc.asdctool.impl;
import org.apache.commons.collections.CollectionUtils;
import org.apache.commons.collections.MapUtils;
import org.apache.tinkerpop.gremlin.structure.Direction;
import org.apache.tinkerpop.gremlin.structure.Edge;
import org.apache.tinkerpop.gremlin.structure.Vertex;
import org.openecomp.sdc.asdctool.migration.tasks.handlers.XlsOutputHandler;
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.EdgePropertyEnum;
import org.openecomp.sdc.be.dao.jsongraph.types.VertexTypeEnum;
import org.openecomp.sdc.be.dao.jsongraph.utils.JsonParserUtils;
import org.openecomp.sdc.be.datatypes.elements.ComponentInstanceDataDefinition;
import org.openecomp.sdc.be.datatypes.elements.CompositionDataDefinition;
import org.openecomp.sdc.be.datatypes.enums.GraphPropertyEnum;
import org.openecomp.sdc.be.datatypes.tosca.ToscaDataDefinition;
import org.openecomp.sdc.be.model.jsonjanusgraph.enums.JsonConstantKeysEnum;
import org.openecomp.sdc.be.model.operations.StorageException;
import org.openecomp.sdc.common.log.wrappers.Logger;
import java.io.IOException;
import java.util.*;
import static java.util.Collections.emptyList;
import static java.util.stream.Collectors.toList;
@org.springframework.stereotype.Component("vrfObjectFixHandler")
public class VrfObjectFixHandler {
private static final Logger log = Logger.getLogger(VrfObjectFixHandler.class);
private static final String VALID_TOSCA_NAME = "org.openecomp.nodes.VRFObject";
private static final Object[] outputTableTitle =
new String[]{"VRF OBJECT VERSION",
"CONTAINER NAME",
"CONTAINER UNIQUE ID",
"INSTANCE NAME",
"INSTANCE UNIQUE ID"};
private XlsOutputHandler outputHandler;
private final String sheetName = this.getClass().getSimpleName() + "Report";
private JanusGraphDao janusGraphDao;
public VrfObjectFixHandler(JanusGraphDao janusGraphDao) {
this.janusGraphDao = janusGraphDao;
}
public boolean handle(String mode, String outputPath) {
outputHandler = new XlsOutputHandler(outputPath, sheetName, outputTableTitle);
switch (mode){
case "detect" :
return detectCorruptedData();
case "fix":
return fixCorruptedData();
default :
log.debug("#handle - The invalid mode parameter has been received: {}", mode);
return false;
}
}
private boolean fixCorruptedData(){
try{
Map<GraphVertex,Map<Vertex, List<ComponentInstanceDataDefinition>>> corruptedData = fetchCorruptedData();
corruptedData.forEach(this::fixCorruptedVfrObjectAndRelatedInstances);
janusGraphDao.commit();
writeOutput(corruptedData);
} catch (Exception e){
janusGraphDao.rollback();
log.debug("#fixCorruptedData - Failed to detect corrupted data. The exception occurred: ", e);
return false;
}
return true;
}
private boolean detectCorruptedData(){
try{
Map<GraphVertex,Map<Vertex, List<ComponentInstanceDataDefinition>>> corruptedData = fetchCorruptedData();
writeOutput(corruptedData);
} catch (Exception e){
log.debug("#detectCorruptedData - Failed to detect corrupted data. The exception occurred: ", e);
return false;
}
return true;
}
private void fixCorruptedVfrObjectAndRelatedInstances(GraphVertex vfrObjectV, Map<Vertex, List<ComponentInstanceDataDefinition>> instances) {
fixCorruptedVfrObject(vfrObjectV);
instances.forEach(this::fixCorruptedContainerInstances);
}
private void fixCorruptedVfrObject(GraphVertex vfrObjectV) {
vfrObjectV.getMetadataProperties().put(GraphPropertyEnum.TOSCA_RESOURCE_NAME, VALID_TOSCA_NAME);
janusGraphDao.updateVertex(vfrObjectV).left().on(this::rightOnUpdate);
}
private Map<GraphVertex,Map<Vertex,List<ComponentInstanceDataDefinition>>> fetchCorruptedData(){
Map<GraphVertex,Map<Vertex, List<ComponentInstanceDataDefinition>>> corruptedData = new HashMap<>();
List<GraphVertex> vrfObjectsV = getCorruptedVrfObjects();
vrfObjectsV.forEach(vrfObjectV-> fillCorruptedData(vrfObjectV, corruptedData));
return corruptedData;
}
private List<GraphVertex> getCorruptedVrfObjects() {
Map<GraphPropertyEnum, Object> props = new EnumMap<>(GraphPropertyEnum.class);
props.put(GraphPropertyEnum.TOSCA_RESOURCE_NAME, "org.openecomp.resource.configuration.VRFObject");
return janusGraphDao.getByCriteria(VertexTypeEnum.NODE_TYPE, props).left().on(this::rightOnGet);
}
private void fillCorruptedData(GraphVertex vrfObjectV, Map<GraphVertex, Map<Vertex, List<ComponentInstanceDataDefinition>>> findToUpdate) {
Map<Vertex, List<ComponentInstanceDataDefinition>> corruptedInstances = new HashMap<>();
findToUpdate.put(vrfObjectV, corruptedInstances);
Iterator<Edge> instanceEdges = vrfObjectV.getVertex().edges(Direction.IN, EdgeLabelEnum.INSTANCE_OF.name());
while(instanceEdges.hasNext()){
Edge edge = instanceEdges.next();
putCorruptedInstances(corruptedInstances, edge, (List<String>) janusGraphDao
.getProperty(edge, EdgePropertyEnum.INSTANCES));
}
}
private void putCorruptedInstances(Map<Vertex, List<ComponentInstanceDataDefinition>> corruptedInstances, Edge edge, List<String> ids) {
if(CollectionUtils.isNotEmpty(ids)){
Vertex container = edge.outVertex();
Map<String, ? extends ToscaDataDefinition> jsonObj = getJsonMap(container);
CompositionDataDefinition composition = (CompositionDataDefinition)jsonObj.get(JsonConstantKeysEnum.COMPOSITION.getValue());
corruptedInstances.put(container, composition.getComponentInstances()
.values()
.stream()
.filter(i->ids.contains(i.getUniqueId()))
.collect(toList()));
}
}
private void fixCorruptedContainerInstances(Vertex container, List<ComponentInstanceDataDefinition> corruptedInstances){
try {
Map jsonObj = getJsonMap(container);
fixComponentToscaName(corruptedInstances, jsonObj);
String jsonMetadataStr = JsonParserUtils.toJson(jsonObj);
container.property(GraphPropertyEnum.JSON.getProperty(), jsonMetadataStr);
} catch (IOException e) {
throw new StorageException("Failed to fix the corrupted instances of the container", e, JanusGraphOperationStatus.GENERAL_ERROR);
}
}
private void fixComponentToscaName(List<ComponentInstanceDataDefinition> corruptedInstances, Map<String, ? extends ToscaDataDefinition> jsonObj) {
List<String> ids = corruptedInstances
.stream()
.map(ComponentInstanceDataDefinition::getUniqueId)
.collect(toList());
CompositionDataDefinition composition = (CompositionDataDefinition)jsonObj.get(JsonConstantKeysEnum.COMPOSITION.getValue());
composition.getComponentInstances()
.values()
.stream()
.filter(i->ids.contains(i.getUniqueId()))
.forEach(i->i.setToscaComponentName(VALID_TOSCA_NAME));
}
private Map getJsonMap(Vertex container) {
String json = (String)container.property(GraphPropertyEnum.JSON.getProperty()).value();
Map<GraphPropertyEnum, Object> properties = janusGraphDao.getVertexProperties(container);
VertexTypeEnum label = VertexTypeEnum.getByName((String) (properties.get(GraphPropertyEnum.LABEL)));
return JsonParserUtils.toMap(json, label != null ? label.getClassOfJson() : null);
}
private void writeOutput(Map<GraphVertex, Map<Vertex, List<ComponentInstanceDataDefinition>>> corruptedData) {
if(outputHandler.getOutputPath() != null){
if(MapUtils.isNotEmpty(corruptedData)){
corruptedData.forEach(this::addVrfObjectRecord);
} else {
outputHandler.addRecord("CORRUPTED VRF OBJECT NOT FOUND");
}
outputHandler.writeOutputAndCloseFile();
}
}
private List<GraphVertex> rightOnGet(JanusGraphOperationStatus status) {
if(status == JanusGraphOperationStatus.NOT_FOUND){
return emptyList();
}
throw new StorageException(status);
}
private GraphVertex rightOnUpdate(JanusGraphOperationStatus status) {
throw new StorageException(status);
}
private void addVrfObjectRecord(GraphVertex vrfObject, Map<Vertex, List<ComponentInstanceDataDefinition>> instances) {
outputHandler.addRecord(vrfObject.getMetadataProperties().get(GraphPropertyEnum.VERSION).toString());
instances.forEach(this::addVrfObjectInstances);
}
private void addVrfObjectInstances(Vertex container, List<ComponentInstanceDataDefinition> instances) {
outputHandler.addRecord("", container.property(GraphPropertyEnum.NAME.getProperty()).value().toString(), container.property(GraphPropertyEnum.UNIQUE_ID.getProperty()).value().toString());
instances.forEach(i->outputHandler.addRecord("","","",i.getName(),i.getUniqueId()));
}
}
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