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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=========================================================
* Modifications copyright (c) 2019 Nokia
* ================================================================================
*/
package org.openecomp.sdc.be.components.csar;
import fj.data.Either;
import org.apache.commons.collections.CollectionUtils;
import org.openecomp.sdc.be.components.impl.exceptions.ByActionStatusComponentException;
import org.openecomp.sdc.be.dao.api.ActionStatus;
import org.openecomp.sdc.be.model.NodeTypeInfo;
import org.openecomp.sdc.be.model.Resource;
import org.openecomp.sdc.be.model.User;
import org.openecomp.sdc.be.tosca.CsarUtils;
import org.openecomp.sdc.be.utils.TypeUtils;
import org.openecomp.sdc.common.api.Constants;
import org.openecomp.sdc.common.log.wrappers.Logger;
import org.yaml.snakeyaml.Yaml;
import java.util.*;
import java.util.regex.Pattern;
import static org.openecomp.sdc.be.components.impl.ImportUtils.*;
public class CsarInfo {
private static final Logger log = Logger.getLogger(CsarInfo.class);
private String vfResourceName;
private User modifier;
private String csarUUID;
private Map<String, byte[]> csar;
private String mainTemplateName;
private String mainTemplateContent;
private Map<String, Object> mappedToscaMainTemplate;
private Map<String, String> createdNodesToscaResourceNames;
private Queue<String> cvfcToCreateQueue;
private boolean isUpdate;
private Map<String, Resource> createdNodes;
@SuppressWarnings("unchecked")
public CsarInfo(User modifier, String csarUUID, Map<String, byte[]> csar, String vfResourceName, String mainTemplateName, String mainTemplateContent, boolean isUpdate){
this.vfResourceName = vfResourceName;
this.modifier = modifier;
this.csarUUID = csarUUID;
this.csar = csar;
this.mainTemplateName = mainTemplateName;
this.mainTemplateContent = mainTemplateContent;
this.mappedToscaMainTemplate = (Map<String, Object>) new Yaml().load(mainTemplateContent);
this.createdNodesToscaResourceNames = new HashMap<>();
this.cvfcToCreateQueue = new PriorityQueue<>();
this.isUpdate = isUpdate;
this.createdNodes = new HashMap<>();
}
public String getVfResourceName() {
return vfResourceName;
}
public void setVfResourceName(String vfResourceName) {
this.vfResourceName = vfResourceName;
}
public User getModifier() {
return modifier;
}
public void setModifier(User modifier) {
this.modifier = modifier;
}
public String getCsarUUID() {
return csarUUID;
}
public void setCsarUUID(String csarUUID) {
this.csarUUID = csarUUID;
}
public Map<String, byte[]> getCsar() {
return csar;
}
public void setCsar(Map<String, byte[]> csar) {
this.csar = csar;
}
public Map<String, Object> getMappedToscaMainTemplate() {
return mappedToscaMainTemplate;
}
public Map<String, String> getCreatedNodesToscaResourceNames() {
return createdNodesToscaResourceNames;
}
public void addNodeToQueue(String nodeName) {
if(!cvfcToCreateQueue.contains(nodeName)) {
cvfcToCreateQueue.add(nodeName);
} else {
log.debug("Failed to validate complex VFC {}. Loop detected, VSP {}. ", nodeName,
getVfResourceName());
throw new ByActionStatusComponentException(ActionStatus.CFVC_LOOP_DETECTED,
getVfResourceName(), nodeName);
}
}
public void removeNodeFromQueue() {
cvfcToCreateQueue.remove();
}
public boolean isUpdate() {
return isUpdate;
}
public void setUpdate(boolean isUpdate) {
this.isUpdate = isUpdate;
}
public Map<String, Resource> getCreatedNodes() {
return createdNodes;
}
public Map<String,NodeTypeInfo> extractNodeTypesInfo() {
Map<String, NodeTypeInfo> nodeTypesInfo = new HashMap<>();
List<Map.Entry<String, byte[]>> globalSubstitutes = new ArrayList<>();
for (Map.Entry<String, byte[]> entry : getCsar().entrySet()) {
extractNodeTypeInfo(nodeTypesInfo, globalSubstitutes, entry);
}
if (CollectionUtils.isNotEmpty(globalSubstitutes)) {
setDerivedFrom(nodeTypesInfo, globalSubstitutes);
}
markNestedVfc(getMappedToscaMainTemplate(), nodeTypesInfo);
return nodeTypesInfo;
}
@SuppressWarnings("unchecked")
private void extractNodeTypeInfo(Map<String, NodeTypeInfo> nodeTypesInfo,
List<Map.Entry<String, byte[]>> globalSubstitutes, Map.Entry<String, byte[]> entry) {
if (Pattern.compile(CsarUtils.SERVICE_TEMPLATE_PATH_PATTERN).matcher(entry.getKey()).matches()) {
if (!isGlobalSubstitute(entry.getKey())) {
Map<String, Object> mappedToscaTemplate = (Map<String, Object>) new Yaml().load(new String(entry.getValue()));
findToscaElement(mappedToscaTemplate, TypeUtils.ToscaTagNamesEnum.SUBSTITUTION_MAPPINGS, ToscaElementTypeEnum.MAP)
.right()
.on(sub->handleSubstitutionMappings(nodeTypesInfo, entry, mappedToscaTemplate, (Map<String, Object>)sub));
}else {
globalSubstitutes.add(entry);
}
}
}
private ResultStatusEnum handleSubstitutionMappings(Map<String, NodeTypeInfo> nodeTypesInfo, Map.Entry<String, byte[]> entry, Map<String, Object> mappedToscaTemplate, Map<String, Object> substitutionMappings) {
if (substitutionMappings.containsKey(TypeUtils.ToscaTagNamesEnum.NODE_TYPE.getElementName())) {
NodeTypeInfo nodeTypeInfo = new NodeTypeInfo();
nodeTypeInfo.setType(
(String) substitutionMappings.get(TypeUtils.ToscaTagNamesEnum.NODE_TYPE.getElementName()));
nodeTypeInfo.setTemplateFileName(entry.getKey());
nodeTypeInfo.setMappedToscaTemplate(mappedToscaTemplate);
nodeTypesInfo.put(nodeTypeInfo.getType(), nodeTypeInfo);
}
return ResultStatusEnum.OK;
}
private boolean isGlobalSubstitute(String fileName) {
return fileName.equalsIgnoreCase(Constants.GLOBAL_SUBSTITUTION_TYPES_SERVICE_TEMPLATE)
|| fileName.equalsIgnoreCase(Constants.ABSTRACT_SUBSTITUTE_GLOBAL_TYPES_SERVICE_TEMPLATE);
}
@SuppressWarnings("unchecked")
private void setDerivedFrom(Map<String, NodeTypeInfo> nodeTypesInfo,
List<Map.Entry<String, byte[]>> globalSubstitutes) {
for (Map.Entry<String, byte[]> entry : globalSubstitutes) {
String yamlFileContents = new String(entry.getValue());
Map<String, Object> mappedToscaTemplate = (Map<String, Object>) new Yaml().load(yamlFileContents);
Either<Object, ResultStatusEnum> nodeTypesEither = findToscaElement(mappedToscaTemplate,
TypeUtils.ToscaTagNamesEnum.NODE_TYPES, ToscaElementTypeEnum.MAP);
if (nodeTypesEither.isLeft()) {
Map<String, Object> nodeTypes = (Map<String, Object>) nodeTypesEither.left().value();
for (Map.Entry<String, Object> nodeType : nodeTypes.entrySet()) {
processNodeType(nodeTypesInfo, nodeType);
}
}
}
}
@SuppressWarnings("unchecked")
private void processNodeType(Map<String, NodeTypeInfo> nodeTypesInfo, Map.Entry<String, Object> nodeType) {
Map<String, Object> nodeTypeMap = (Map<String, Object>) nodeType.getValue();
if (nodeTypeMap.containsKey(TypeUtils.ToscaTagNamesEnum.DERIVED_FROM.getElementName()) && nodeTypesInfo.containsKey(nodeType.getKey())) {
NodeTypeInfo nodeTypeInfo = nodeTypesInfo.get(nodeType.getKey());
List<String> derivedFrom = new ArrayList<>();
derivedFrom.add((String) nodeTypeMap.get(TypeUtils.ToscaTagNamesEnum.DERIVED_FROM.getElementName()));
nodeTypeInfo.setDerivedFrom(derivedFrom);
}
}
@SuppressWarnings("unchecked")
public static void markNestedVfc(Map<String, Object> mappedToscaTemplate, Map<String, NodeTypeInfo> nodeTypesInfo) {
findToscaElement(mappedToscaTemplate, TypeUtils.ToscaTagNamesEnum.NODE_TEMPLATES,
ToscaElementTypeEnum.MAP)
.right()
.on(nts-> processNodeTemplates((Map<String, Object>)nts, nodeTypesInfo));
}
@SuppressWarnings("unchecked")
private static ResultStatusEnum processNodeTemplates( Map<String, Object> nodeTemplates, Map<String, NodeTypeInfo> nodeTypesInfo) {
nodeTemplates.values().forEach(nt->processNodeTemplate(nodeTypesInfo, (Map<String, Object>) nt));
return ResultStatusEnum.OK;
}
private static void processNodeTemplate(Map<String, NodeTypeInfo> nodeTypesInfo, Map<String, Object> nodeTemplate) {
if (nodeTemplate.containsKey(TypeUtils.ToscaTagNamesEnum.TYPE.getElementName())) {
String type = (String) nodeTemplate.get(TypeUtils.ToscaTagNamesEnum.TYPE.getElementName());
if (nodeTypesInfo.containsKey(type)) {
NodeTypeInfo nodeTypeInfo = nodeTypesInfo.get(type);
nodeTypeInfo.setNested(true);
}
}
}
public String getMainTemplateName() {
return mainTemplateName;
}
public String getMainTemplateContent() {
return mainTemplateContent;
}
}
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