ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/CreateNewMicroServiceModel.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP-PAP-REST
   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.onap.policy.pap.xacml.rest.components;
  22
  23 import java.io.BufferedInputStream;
  24 import java.io.BufferedOutputStream;
  25 import java.io.File;
  26 import java.io.FileOutputStream;
  27 import java.io.IOException;
  28 import java.util.ArrayList;
  29 import java.util.Arrays;
  30 import java.util.Enumeration;
  31 import java.util.HashMap;
  32 import java.util.LinkedHashMap;
  33 import java.util.List;
  34 import java.util.Map;
  35 import java.util.zip.ZipEntry;
  36 import java.util.zip.ZipFile;
  37
  38 import org.apache.commons.io.FileUtils;
  39 import org.apache.commons.lang.StringUtils;
  40 import org.onap.policy.common.logging.eelf.MessageCodes;
  41 import org.onap.policy.common.logging.eelf.PolicyLogger;
  42 import org.onap.policy.common.logging.flexlogger.FlexLogger;
  43 import org.onap.policy.common.logging.flexlogger.Logger;
  44 import org.onap.policy.pap.xacml.rest.XACMLPapServlet;
  45 import org.onap.policy.pap.xacml.rest.daoimpl.CommonClassDaoImpl;
  46 import org.onap.policy.rest.jpa.MicroServiceModels;
  47 import org.onap.policy.rest.jpa.UserInfo;
  48 import org.onap.policy.rest.util.MSAttributeObject;
  49 import org.onap.policy.rest.util.MSModelUtils;
  50 import org.onap.policy.rest.util.MSModelUtils.MODEL_TYPE;
  51
  52 import com.google.gson.Gson;
  53
  54 public class CreateNewMicroServiceModel {
  55     private static final Logger logger = FlexLogger.getLogger(CreateNewMicroServiceModel.class);
  56     private MicroServiceModels newModel = null;
  57     private HashMap<String,MSAttributeObject > classMap = new HashMap<>();
  58
  59
  60     MSModelUtils utils = new MSModelUtils(XACMLPapServlet.getMsOnapName(), XACMLPapServlet.getMsPolicyName());
  61
  62     public CreateNewMicroServiceModel(String fileName, String serviceName, String string, String version) {
  63         super();
  64     }
  65
  66     public CreateNewMicroServiceModel(String importFile, String  modelName, String description, String version, String randomID) {
  67
  68         this.newModel = new MicroServiceModels();
  69         this.newModel.setVersion(version);
  70         this.newModel.setModelName(modelName);
  71         UserInfo userInfo = new UserInfo();
  72         userInfo.setUserLoginId("API");
  73         this.newModel.setUserCreatedBy(userInfo);
  74         String cleanUpFile = null;
  75
  76         Map<String, MSAttributeObject> tempMap = new HashMap<>();
  77         //Need to delete the file
  78         if (importFile.contains(".zip")){
  79             extractFolder(randomID + ".zip");
  80             File directory = new File("ExtractDir" + File.separator + randomID);
  81             List<File> fileList = listModelFiles(directory.toString());
  82             //get all the files from a director
  83             for (File file : fileList){
  84                 if (file.isFile()){
  85                     int i = file.getName().lastIndexOf('.');
  86                     String type = file.getName().substring(i+1);
  87
  88                     if(type != null && "yml".equalsIgnoreCase(type)){
  89
  90                         processYmlModel(file.toString(), modelName);
  91
  92                     }else{
  93
  94                         tempMap = utils.processEpackage(file.getAbsolutePath(), MODEL_TYPE.XMI);
  95                         classMap.putAll(tempMap);
  96                     }
  97                 }
  98             }
  99             cleanUpFile = "ExtractDir" + File.separator + randomID + ".zip";
 100             try {
 101                 FileUtils.deleteDirectory(new File("ExtractDir" + File.separator + randomID));
 102                 FileUtils.deleteDirectory(new File(randomID));
 103                 File deleteFile = new File(cleanUpFile);
 104                 FileUtils.forceDelete(deleteFile);
 105             } catch (IOException e) {
 106                 logger.error("Failed to unzip model file " + randomID, e);
 107             }
 108         }else {
 109             if(importFile.contains(".yml")){
 110
 111                 processYmlModel("ExtractDir" + File.separator + randomID+".yml", modelName);
 112                 cleanUpFile = "ExtractDir" + File.separator + randomID+".yml";
 113
 114             }else{
 115                 tempMap = utils.processEpackage("ExtractDir" + File.separator + randomID+".xmi", MODEL_TYPE.XMI);
 116                 classMap.putAll(tempMap);
 117                 cleanUpFile = "ExtractDir" + File.separator + randomID+".xmi";
 118             }
 119
 120             File deleteFile = new File(cleanUpFile);
 121             deleteFile.delete();
 122         }
 123     }
 124
 125     private void processYmlModel(String fileName, String  modelName){
 126
 127         try {
 128
 129
 130             utils.parseTosca(fileName);
 131
 132             MSAttributeObject msAttributes= new MSAttributeObject();
 133             msAttributes.setClassName(modelName);
 134
 135             LinkedHashMap<String, String> returnAttributeList =new LinkedHashMap<>();
 136             returnAttributeList.put(modelName, utils.getAttributeString());
 137             msAttributes.setAttribute(returnAttributeList);
 138
 139             msAttributes.setSubClass(utils.getRetmap());
 140
 141             msAttributes.setMatchingSet(utils.getMatchableValues());
 142
 143             LinkedHashMap<String, String> returnReferenceList =new LinkedHashMap<>();
 144
 145             returnReferenceList.put(modelName, utils.getReferenceAttributes());
 146             msAttributes.setRefAttribute(returnReferenceList);
 147
 148             if(utils.getListConstraints()!=""){
 149                 LinkedHashMap<String, String> enumList =new LinkedHashMap<>();
 150                 String[] listArray=utils.getListConstraints().split("#");
 151                 for(String str:listArray){
 152                     String[] strArr= str.split("=");
 153                     if(strArr.length>1){
 154                         enumList.put(strArr[0], strArr[1]);
 155                     }
 156                 }
 157                 msAttributes.setEnumType(enumList);
 158             }
 159
 160             classMap=new LinkedHashMap<>();
 161             classMap.put(modelName, msAttributes);
 162
 163         } catch (Exception e) {
 164             logger.error("Failed to process yml model" + e);
 165         }
 166
 167     }
 168
 169     private List<File> listModelFiles(String directoryName) {
 170         File directory = new File(directoryName);
 171         List<File> resultList = new ArrayList<>();
 172         File[] fList = directory.listFiles();
 173         for (File file : fList) {
 174             if (file.isFile()) {
 175                 resultList.add(file);
 176             } else if (file.isDirectory()) {
 177                 resultList.addAll(listModelFiles(file.getAbsolutePath()));
 178             }
 179         }
 180         return resultList;
 181     }
 182
 183     @SuppressWarnings("rawtypes")
 184     private void extractFolder(String zipFile) {
 185         int BUFFER = 2048;
 186         File file = new File(zipFile);
 187
 188         try(ZipFile zip = new ZipFile("ExtractDir" + File.separator +file)) {
 189
 190             String newPath =  zipFile.substring(0, zipFile.length() - 4);
 191             new File(newPath).mkdir();
 192             Enumeration zipFileEntries = zip.entries();
 193
 194             // Process each entry
 195             while (zipFileEntries.hasMoreElements()){
 196                 // grab a zip file entry
 197                 ZipEntry entry = (ZipEntry) zipFileEntries.nextElement();
 198                 String currentEntry = entry.getName();
 199                 File destFile = new File("ExtractDir" + File.separator + newPath + File.separator + currentEntry);
 200                 File destinationParent = destFile.getParentFile();
 201
 202                 destinationParent.mkdirs();
 203
 204                 if (!entry.isDirectory()){
 205                     BufferedInputStream is = new BufferedInputStream(zip
 206                     .getInputStream(entry));
 207                     int currentByte;
 208
 209                     byte data[] = new byte[BUFFER];
 210                     try(FileOutputStream fos = new FileOutputStream(destFile);
 211                         BufferedOutputStream dest = new BufferedOutputStream(fos, BUFFER)) {
 212
 213                         while ((currentByte = is.read(data, 0, BUFFER)) != -1) {
 214                             dest.write(data, 0, currentByte);
 215                         }
 216                         dest.flush();
 217                     }
 218                     is.close();
 219                 }
 220
 221                 if (currentEntry.endsWith(".zip")){
 222                     extractFolder(destFile.getAbsolutePath());
 223                 }
 224             }
 225         } catch (IOException e) {
 226             logger.error("Failed to unzip model file " + zipFile + e);
 227         }
 228     }
 229
 230     public Map<String, String> addValuesToNewModel(String type) {
 231
 232         Map<String, String> successMap = new HashMap<>();
 233         MSAttributeObject mainClass  = null;
 234         List<String> dependency = null;
 235         String subAttribute = null;
 236
 237         if (!classMap.containsKey(this.newModel.getModelName())){
 238             logger.error("Model Provided does not contain the service name provided in request. Unable to import new model");
 239             PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, "AddValuesToNewModel", "Unable to pull out required values, file missing service name provided in request");
 240             successMap.put("error", "MISSING");
 241             return successMap;
 242         }
 243         mainClass = classMap.get(this.newModel.getModelName());
 244
 245
 246         if(".yml".equalsIgnoreCase(type)){
 247
 248             newModel.setDependency("[]");
 249             if(mainClass.getSubClass() != null){
 250                String value = new Gson().toJson(mainClass.getSubClass());
 251                newModel.setSub_attributes(value);
 252             }
 253
 254             if(mainClass.getAttribute() != null){
 255                 String attributes= mainClass.getAttribute().toString().replace("{", "").replace("}", "");
 256                 int equalsIndexForAttributes= attributes.indexOf("=");
 257                 String atttributesAfterFirstEquals= attributes.substring(equalsIndexForAttributes+1);
 258                 this.newModel.setAttributes(atttributesAfterFirstEquals);
 259             }
 260
 261             if(mainClass.getRefAttribute() != null){
 262                 String refAttributes= mainClass.getRefAttribute().toString().replace("{", "").replace("}", "");
 263                 int equalsIndex= refAttributes.indexOf("=");
 264                 String refAttributesAfterFirstEquals= refAttributes.substring(equalsIndex+1);
 265                 this.newModel.setRef_attributes(refAttributesAfterFirstEquals);
 266             }
 267
 268             if(mainClass.getEnumType() != null){
 269                 this.newModel.setEnumValues(mainClass.getEnumType().toString().replace("{", "").replace("}", ""));
 270             }
 271
 272             if(mainClass.getMatchingSet() != null){
 273                 this.newModel.setAnnotation(mainClass.getMatchingSet().toString().replace("{", "").replace("}", ""));
 274             }
 275
 276         }else{
 277
 278             String dependTemp = StringUtils.replaceEach(mainClass.getDependency(), new String[]{"[", "]", " "}, new String[]{"", "", ""});
 279             this.newModel.setDependency(dependTemp);
 280             if (this.newModel.getDependency() != null && !this.newModel.getDependency().isEmpty()){
 281                 dependency = new ArrayList<String>(Arrays.asList(dependTemp.split(",")));
 282                 dependency = utils.getFullDependencyList(dependency, classMap);
 283                 if (!dependency.isEmpty()){
 284                     for (String element : dependency){
 285                         MSAttributeObject temp = new MSAttributeObject();
 286                         if (classMap.containsKey(element)){
 287                             temp = classMap.get(element);
 288                             mainClass.addAllRefAttribute(temp.getRefAttribute());
 289                             mainClass.addAllAttribute(temp.getAttribute());
 290                         }
 291                     }
 292                 }
 293             }
 294             subAttribute = utils.createSubAttributes(dependency, classMap, this.newModel.getModelName());
 295
 296             this.newModel.setSub_attributes(subAttribute);
 297             if(mainClass.getAttribute() != null && !mainClass.getAttribute().isEmpty()){
 298                 this.newModel.setAttributes(mainClass.getAttribute().toString().replace("{", "").replace("}", ""));
 299             }
 300
 301             if(mainClass.getRefAttribute() != null && !mainClass.getRefAttribute().isEmpty()){
 302                this.newModel.setRef_attributes(mainClass.getRefAttribute().toString().replace("{", "").replace("}", ""));
 303             }
 304
 305             if(mainClass.getEnumType() != null && !mainClass.getEnumType().isEmpty()){
 306                 this.newModel.setEnumValues(mainClass.getEnumType().toString().replace("{", "").replace("}", ""));
 307             }
 308
 309             if(mainClass.getMatchingSet() != null && !mainClass.getMatchingSet().isEmpty()){
 310                 this.newModel.setAnnotation(mainClass.getMatchingSet().toString().replace("{", "").replace("}", ""));
 311             }
 312         }
 313         successMap.put("success", "success");
 314         return successMap;
 315
 316     }
 317
 318     public Map<String, String> saveImportService(){
 319         String modelName = this.newModel.getModelName();
 320         String imported_by = "API";
 321         String version = this.newModel.getVersion();
 322         Map<String, String> successMap = new HashMap<>();
 323         CommonClassDaoImpl dbConnection = new CommonClassDaoImpl();
 324         List<Object> result = dbConnection.getDataById(MicroServiceModels.class, "modelName:version", modelName+":"+version);
 325         if(result.isEmpty()){
 326             MicroServiceModels model = new MicroServiceModels();
 327             model.setModelName(modelName);
 328             model.setVersion(version);
 329             model.setAttributes(this.newModel.getAttributes());
 330             model.setAnnotation(this.newModel.getAnnotation());
 331             model.setDependency(this.newModel.getDependency());
 332             model.setDescription(this.newModel.getDescription());
 333             model.setEnumValues(this.newModel.getEnumValues());
 334             model.setRef_attributes(this.newModel.getRef_attributes());
 335             model.setSub_attributes(this.newModel.getSub_attributes());
 336             model.setDataOrderInfo(this.newModel.getDataOrderInfo());
 337             UserInfo userInfo = new UserInfo();
 338             userInfo.setUserLoginId(imported_by);
 339             userInfo.setUserName(imported_by);
 340             model.setUserCreatedBy(userInfo);
 341             dbConnection.save(model);
 342             successMap.put("success", "success");
 343         }else{
 344             successMap.put("DBError", "EXISTS");
 345             logger.error("Import new service failed.  Service already exists");
 346         }
 347         return successMap;
 348     }
 349 }