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/*-
* ============LICENSE_START=======================================================
* Modification Copyright (C) 2019 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.sdc.vendorsoftwareproduct.impl.orchestration.csar.validation;
import static org.openecomp.core.validation.errors.ErrorMessagesFormatBuilder.getErrorWithParameters;
import static org.openecomp.sdc.tosca.csar.CSARConstants.ELIGBLE_FOLDERS;
import static org.openecomp.sdc.tosca.csar.CSARConstants.ELIGIBLE_FILES;
import static org.openecomp.sdc.tosca.csar.CSARConstants.MAIN_SERVICE_TEMPLATE_MF_FILE_NAME;
import static org.openecomp.sdc.tosca.csar.CSARConstants.MAIN_SERVICE_TEMPLATE_YAML_FILE_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.io.InputStream;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.stream.Collectors;
import org.openecomp.core.utilities.file.FileContentHandler;
import org.openecomp.sdc.common.errors.Messages;
import org.openecomp.sdc.common.utils.SdcCommon;
import org.openecomp.sdc.datatypes.error.ErrorLevel;
import org.openecomp.sdc.datatypes.error.ErrorMessage;
import org.openecomp.sdc.logging.api.Logger;
import org.openecomp.sdc.logging.api.LoggerFactory;
import org.openecomp.sdc.tosca.csar.Manifest;
import org.openecomp.sdc.tosca.csar.ONAPManifestOnboarding;
import org.openecomp.sdc.tosca.csar.OnboardingToscaMetadata;
import org.openecomp.sdc.tosca.csar.ToscaMetadata;
class ONAPCsarValidator implements Validator {
private static Logger logger = LoggerFactory.getLogger(ONAPCsarValidator.class);
private List<ErrorMessage> uploadFileErrors = new ArrayList<>();
@Override
public Map<String, List<ErrorMessage>> validateContent(final FileContentHandler contentHandler) {
Map<String, List<ErrorMessage>> errors = new HashMap<>();
validateManifest(contentHandler);
validateMetadata(contentHandler);
validateNoExtraFiles(contentHandler);
validateFolders(contentHandler.getFolderList());
if (uploadFileErrors == null || uploadFileErrors.isEmpty()) {
return errors;
}
errors.put(SdcCommon.UPLOAD_FILE, uploadFileErrors);
return errors;
}
private void validateMetadata(FileContentHandler contentMap) {
if (!validateTOSCAYamlFileInRootExist(contentMap, MAIN_SERVICE_TEMPLATE_YAML_FILE_NAME)) {
try (InputStream metaFileContent = contentMap.getFileContentAsStream(TOSCA_META_PATH_FILE_NAME)) {
ToscaMetadata onboardingToscaMetadata = OnboardingToscaMetadata.parseToscaMetadataFile(metaFileContent);
String entryDefinitionsPath = onboardingToscaMetadata.getMetaEntries().get(ENTRY_DEFINITIONS.getName());
if (entryDefinitionsPath != null) {
validateFileExist(contentMap, entryDefinitionsPath);
} else {
uploadFileErrors.add(new ErrorMessage(ErrorLevel.ERROR, Messages.METADATA_NO_ENTRY_DEFINITIONS.getErrorMessage()));
}
} catch (IOException exception) {
logger.error(exception.getMessage(), exception);
uploadFileErrors.add(new ErrorMessage(ErrorLevel.ERROR, Messages.FAILED_TO_VALIDATE_METADATA.getErrorMessage()));
}
} else {
validateFileExist(contentMap, MAIN_SERVICE_TEMPLATE_YAML_FILE_NAME);
}
}
private void validateManifest(final FileContentHandler contentMap) {
if (!validateFileExist(contentMap, MAIN_SERVICE_TEMPLATE_MF_FILE_NAME)) {
return;
}
try (final InputStream fileContent = contentMap.getFileContentAsStream(MAIN_SERVICE_TEMPLATE_MF_FILE_NAME)) {
final Manifest onboardingManifest = new ONAPManifestOnboarding();
onboardingManifest.parse(fileContent);
if (!onboardingManifest.isValid()) {
onboardingManifest.getErrors().forEach(error -> uploadFileErrors.add(new ErrorMessage(ErrorLevel.ERROR, error)));
}
} catch (final IOException ex) {
final String errorMessage = Messages.MANIFEST_UNEXPECTED_ERROR.formatMessage(MAIN_SERVICE_TEMPLATE_MF_FILE_NAME, ex.getMessage());
uploadFileErrors.add(new ErrorMessage(ErrorLevel.ERROR, errorMessage));
logger.error(errorMessage, ex);
}
}
private void validateNoExtraFiles(FileContentHandler contentMap) {
List<String> unwantedFiles = contentMap.getFileList().stream().filter(this::filterFiles).collect(Collectors.toList());
if (!unwantedFiles.isEmpty()) {
unwantedFiles.stream().filter(this::filterFiles).forEach(unwantedFile -> uploadFileErrors
.add(new ErrorMessage(ErrorLevel.ERROR, getErrorWithParameters(Messages.CSAR_FILES_NOT_ALLOWED.getErrorMessage(), unwantedFile))));
}
}
private void validateFolders(Set<String> folderList) {
List<String> filterResult = folderList.stream().filter(this::filterFolders).collect(Collectors.toList());
if (!filterResult.isEmpty()) {
folderList.stream().filter(this::filterFolders).forEach(unwantedFolder -> uploadFileErrors.add(
new ErrorMessage(ErrorLevel.ERROR, getErrorWithParameters(Messages.CSAR_DIRECTORIES_NOT_ALLOWED.getErrorMessage(), unwantedFolder))));
}
}
private boolean filterFiles(String inFileName) {
boolean valid = ELIGIBLE_FILES.stream().anyMatch(fileName -> fileName.equals(inFileName));
return !valid && filterFolders(inFileName);
}
private boolean filterFolders(String fileName) {
return ELIGBLE_FOLDERS.stream().noneMatch(fileName::startsWith);
}
private boolean validateTOSCAYamlFileInRootExist(FileContentHandler contentMap, String fileName) {
return contentMap.containsFile(fileName);
}
private boolean validateFileExist(FileContentHandler contentMap, String fileName) {
boolean containsFile = contentMap.containsFile(fileName);
if (!containsFile) {
uploadFileErrors
.add(new ErrorMessage(ErrorLevel.ERROR, getErrorWithParameters(Messages.CSAR_FILE_NOT_FOUND.getErrorMessage(), fileName)));
}
return containsFile;
}
}
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