gerrit.onap Code Review - sdc.git/blob

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * SDC
   4  * ================================================================================
   5  * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.openecomp.sdc.validation.impl;
  22
  23 import org.apache.commons.collections4.CollectionUtils;
  24 import org.apache.commons.collections4.MapUtils;
  25 import org.openecomp.core.utilities.file.FileContentHandler;
  26 import org.openecomp.core.utilities.file.FileUtils;
  27 import org.openecomp.core.validation.api.ValidationManager;
  28 import org.openecomp.sdc.common.errors.CoreException;
  29 import org.openecomp.sdc.common.errors.ErrorCategory;
  30 import org.openecomp.sdc.common.errors.ErrorCode;
  31 import org.openecomp.sdc.common.errors.Messages;
  32 import org.openecomp.sdc.common.utils.SdcCommon;
  33 import org.openecomp.sdc.datatypes.error.ErrorLevel;
  34 import org.openecomp.sdc.datatypes.error.ErrorMessage;
  35 import org.openecomp.sdc.heat.datatypes.structure.ValidationStructureList;
  36 import org.openecomp.sdc.heat.services.tree.HeatTreeManager;
  37 import org.openecomp.sdc.heat.services.tree.HeatTreeManagerUtil;
  38 import org.openecomp.sdc.logging.context.impl.MdcDataErrorMessage;
  39 import org.openecomp.sdc.logging.types.LoggerConstants;
  40 import org.openecomp.sdc.logging.types.LoggerErrorCode;
  41 import org.openecomp.sdc.logging.types.LoggerErrorDescription;
  42 import org.openecomp.sdc.logging.types.LoggerTragetServiceName;
  43 import org.openecomp.sdc.validation.UploadValidationManager;
  44 import org.openecomp.sdc.validation.types.ValidationFileResponse;
  45 import org.openecomp.sdc.validation.util.ValidationManagerUtil;
  46 import org.slf4j.MDC;
  47
  48 import java.io.ByteArrayInputStream;
  49 import java.io.File;
  50 import java.io.IOException;
  51 import java.io.InputStream;
  52 import java.util.ArrayList;
  53 import java.util.List;
  54 import java.util.Map;
  55 import java.util.zip.ZipEntry;
  56 import java.util.zip.ZipInputStream;
  57
  58
  59 /**
  60  * Created by TALIO on 4/20/2016.
  61  */
  62 public class UploadValidationManagerImpl implements UploadValidationManager {
  63   private static FileContentHandler getFileContentMapFromZip(byte[] uploadFileData)
  64       throws IOException, CoreException {
  65
  66     ZipEntry zipEntry;
  67     List<String> folderList = new ArrayList<>();
  68     FileContentHandler mapFileContent = new FileContentHandler();
  69     try (ZipInputStream inputZipStream = new ZipInputStream(new ByteArrayInputStream(uploadFileData))) {
  70
  71       byte[] fileByteContent;
  72       String currentEntryName;
  73
  74       while ((zipEntry = inputZipStream.getNextEntry()) != null) {
  75         currentEntryName = zipEntry.getName();
  76         // else, get the file content (as byte array) and save it in a map.
  77         fileByteContent = FileUtils.toByteArray(inputZipStream);
  78
  79         int index = lastIndexFileSeparatorIndex(currentEntryName);
  80         String currSubstringWithoutSeparator =
  81             currentEntryName.substring(index + 1, currentEntryName.length());
  82         if (index != -1) {
  83           if (currSubstringWithoutSeparator.length() > 0) {
  84             mapFileContent.addFile(currentEntryName.substring(index + 1, currentEntryName.length()),
  85                 fileByteContent);
  86           } else {
  87             folderList.add(currentEntryName);
  88           }
  89         } else {
  90           mapFileContent.addFile(currentEntryName, fileByteContent);
  91         }
  92       }
  93     } catch (RuntimeException exception) {
  94       throw new IOException(exception);
  95     }
  96
  97     if (CollectionUtils.isNotEmpty(folderList)) {
  98       MDC.put(LoggerConstants.ERROR_DESCRIPTION, LoggerErrorDescription.INVALID_ZIP);
  99       throw new CoreException((new ErrorCode.ErrorCodeBuilder())
 100           .withMessage(Messages.ZIP_SHOULD_NOT_CONTAIN_FOLDERS.getErrorMessage())
 101           .withId(Messages.ZIP_SHOULD_NOT_CONTAIN_FOLDERS.getErrorMessage())
 102           .withCategory(ErrorCategory.APPLICATION).build());
 103
 104     }
 105
 106     return mapFileContent;
 107   }
 108
 109   private static int lastIndexFileSeparatorIndex(String filePath) {
 110     int length = filePath.length() - 1;
 111
 112     for (int i = length; i >= 0; i--) {
 113       char currChar = filePath.charAt(i);
 114       if (currChar == '/' || currChar == File.separatorChar || currChar == File.pathSeparatorChar) {
 115         return i;
 116       }
 117     }
 118     // if we've reached to the start of the string and didn't find file separator - return -1
 119     return -1;
 120   }
 121
 122   @Override
 123   public ValidationFileResponse validateFile(String type, InputStream fileToValidate)
 124       throws IOException {
 125     ValidationFileResponse validationFileResponse = new ValidationFileResponse();
 126
 127     HeatTreeManager tree;
 128     ValidationStructureList validationStructureList = new ValidationStructureList();
 129     if (type.toLowerCase().equals("heat")) {
 130       FileContentHandler content = getFileContent(fileToValidate);
 131       if (!content.containsFile(SdcCommon.MANIFEST_NAME)) {
 132         MdcDataErrorMessage.createErrorMessageAndUpdateMdc(LoggerConstants.TARGET_ENTITY_API,
 133             LoggerTragetServiceName.VALIDATE_MANIFEST_CONTENT, ErrorLevel.ERROR.name(),
 134             LoggerErrorCode.DATA_ERROR.getErrorCode(), LoggerErrorDescription.INVALID_ZIP);
 135         throw new CoreException((new ErrorCode.ErrorCodeBuilder())
 136             .withMessage(Messages.MANIFEST_NOT_EXIST.getErrorMessage())
 137             .withId(Messages.ZIP_SHOULD_NOT_CONTAIN_FOLDERS.getErrorMessage())
 138             .withCategory(ErrorCategory.APPLICATION).build());
 139       }
 140       Map<String, List<ErrorMessage>> errors = validateHeatUploadData(content);
 141       tree = HeatTreeManagerUtil.initHeatTreeManager(content);
 142       tree.createTree();
 143
 144       if (MapUtils.isNotEmpty(errors)) {
 145         tree.addErrors(errors);
 146         validationStructureList.setImportStructure(tree.getTree());
 147       }
 148
 149     } else {
 150       MdcDataErrorMessage.createErrorMessageAndUpdateMdc(LoggerConstants.TARGET_ENTITY_API,
 151           LoggerTragetServiceName.VALIDATE_FILE_TYPE, ErrorLevel.ERROR.name(),
 152           LoggerErrorCode.DATA_ERROR.getErrorCode(), LoggerErrorDescription.INVALID_FILE_TYPE);
 153       throw new RuntimeException("invalid type:" + type);
 154     }
 155     validationFileResponse.setValidationData(validationStructureList);
 156     return validationFileResponse;
 157   }
 158
 159   private Map<String, List<ErrorMessage>> validateHeatUploadData(FileContentHandler fileContentMap) {
 160     ValidationManager validationManager =
 161         ValidationManagerUtil.initValidationManager(fileContentMap);
 162     return validationManager.validate();
 163   }
 164
 165   private FileContentHandler getFileContent(InputStream is) throws IOException {
 166     return getFileContentMapFromZip(FileUtils.toByteArray(is));
 167
 168
 169   }
 170
 171 }