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/*
* -
* ============LICENSE_START=======================================================
* Copyright (C) 2021 Nordix Foundation.
* ================================================================================
* 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.
*
* SPDX-License-Identifier: Apache-2.0
* ============LICENSE_END=========================================================
*/
package org.openecomp.core.impl;
import static org.openecomp.core.converter.datatypes.Constants.GLOBAL_ST_NAME;
import static org.openecomp.sdc.tosca.csar.ToscaMetaEntry.ENTRY_DEFINITIONS;
import static org.openecomp.sdc.tosca.csar.ToscaMetadataFileInfo.TOSCA_META_PATH_FILE_NAME;
import java.io.IOException;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import org.apache.commons.collections4.MapUtils;
import org.apache.commons.io.FilenameUtils;
import org.onap.sdc.tosca.datatypes.model.ServiceTemplate;
import org.openecomp.core.converter.ServiceTemplateReaderService;
import org.openecomp.core.utilities.file.FileContentHandler;
import org.openecomp.sdc.logging.api.Logger;
import org.openecomp.sdc.logging.api.LoggerFactory;
import org.openecomp.sdc.tosca.csar.OnboardingToscaMetadata;
import org.openecomp.sdc.tosca.datatypes.ToscaServiceModel;
public class ToscaModelConverter extends AbstractToscaConverter {
private static final Logger LOGGER = LoggerFactory.getLogger(ToscaModelConverter.class);
private final Set<String> handledDefinitionFilesList = new HashSet<>();
private ToscaServiceModel toscaServiceModel;
private Map<String, ServiceTemplate> serviceTemplateMap;
private FileContentHandler csarFileContentHandler;
private FileContentHandler artifactFileContentHandler;
private Map<String, byte[]> csarFileMap;
private GlobalSubstitutionServiceTemplate globalSubstitutionServiceTemplate;
private String mainDefinitionFilePath;
@Override
public ToscaServiceModel convert(final FileContentHandler fileContentHandler) throws IOException {
init(fileContentHandler);
handleMainServiceTemplate();
handleExternalArtifacts();
handleMetadataFile(csarFileMap);
updateToscaServiceModel();
return toscaServiceModel;
}
private void init(final FileContentHandler fileContentHandler) throws IOException {
csarFileContentHandler = fileContentHandler;
csarFileMap = new HashMap<>(fileContentHandler.getFiles());
toscaServiceModel = new ToscaServiceModel();
serviceTemplateMap = new HashMap<>();
artifactFileContentHandler = new FileContentHandler();
globalSubstitutionServiceTemplate = new GlobalSubstitutionServiceTemplate();
mainDefinitionFilePath = getMainServiceDefinitionFileName();
}
@Override
public void convertTopologyTemplate(final ServiceTemplate serviceTemplate, final ServiceTemplateReaderService readerService) {
new VnfTopologyTemplateConverter().convertTopologyTemplate(serviceTemplate, readerService);
}
private void handleMainServiceTemplate() {
if (mainDefinitionFilePath == null) {
return;
}
final String mainServiceTemplateFileName = FilenameUtils.getName(mainDefinitionFilePath);
handleServiceTemplate(mainServiceTemplateFileName, mainDefinitionFilePath, csarFileMap, serviceTemplateMap);
handleImportDefinitions(mainDefinitionFilePath);
}
private void handleExternalArtifacts() {
if (MapUtils.isEmpty(csarFileMap)) {
return;
}
csarFileMap.entrySet().stream()
.filter(fileEntry -> !handledDefinitionFilesList.contains(fileEntry.getKey()) && !isMetadataFile(fileEntry.getKey()))
.forEach(fileEntry -> {
if (isGlobalServiceTemplate(fileEntry.getKey())) {
handleServiceTemplate(GLOBAL_ST_NAME, fileEntry.getKey(), csarFileMap, serviceTemplateMap);
} else {
artifactFileContentHandler.addFile(getConcreteArtifactFileName(fileEntry.getKey()), fileEntry.getValue());
}
});
}
private void handleImportDefinitions(final String fileName) {
final var toscaDefinitionImportHandler = new ToscaDefinitionImportHandler(csarFileMap, fileName);
if (toscaDefinitionImportHandler.hasError()) {
throw new InvalidToscaDefinitionImportException(toscaDefinitionImportHandler.getErrors());
}
final Map<String, ServiceTemplateReaderService> handledImportDefinitionFileMap =
toscaDefinitionImportHandler.getHandledImportDefinitionFileMap();
handledDefinitionFilesList.addAll(handledImportDefinitionFileMap.keySet());
handledDefinitionFilesList.forEach(file -> handleDefinitionTemplate(file, csarFileMap, globalSubstitutionServiceTemplate));
}
private String getMainServiceDefinitionFileName() throws IOException {
try {
var toscaMetadata = OnboardingToscaMetadata
.parseToscaMetadataFile(csarFileContentHandler.getFileContentAsStream(TOSCA_META_PATH_FILE_NAME));
return toscaMetadata.getMetaEntries().get(ENTRY_DEFINITIONS.getName());
} catch (final IOException e) {
LOGGER.error(e.getMessage(), e);
throw new IOException(e.getMessage());
}
}
private void updateToscaServiceModel() {
final String mainDefinitionSimpleName = FilenameUtils.getName(mainDefinitionFilePath);
updateToscaServiceModel(toscaServiceModel, serviceTemplateMap, artifactFileContentHandler, globalSubstitutionServiceTemplate, csarFileMap,
mainDefinitionSimpleName);
}
}
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