POLICY-SDK-APP/src/main/java/org/onap/policy/controller/PolicyExportAndImportController.java

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * ONAP Policy Engine
   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.controller;
  22
  23
  24 import java.io.File;
  25 import java.io.FileInputStream;
  26 import java.io.FileOutputStream;
  27 import java.io.PrintWriter;
  28 import java.util.ArrayList;
  29 import java.util.HashSet;
  30 import java.util.Iterator;
  31 import java.util.LinkedHashMap;
  32 import java.util.List;
  33 import java.util.Set;
  34
  35 import javax.servlet.http.HttpServletRequest;
  36 import javax.servlet.http.HttpServletResponse;
  37
  38 import org.apache.poi.hssf.usermodel.HSSFRow;
  39 import org.apache.poi.hssf.usermodel.HSSFSheet;
  40 import org.apache.poi.hssf.usermodel.HSSFWorkbook;
  41 import org.apache.poi.ss.usermodel.Cell;
  42 import org.apache.poi.ss.usermodel.Row;
  43 import org.apache.poi.ss.usermodel.Sheet;
  44 import org.apache.poi.ss.usermodel.Workbook;
  45 import org.json.JSONObject;
  46 import org.onap.policy.common.logging.flexlogger.FlexLogger;
  47 import org.onap.policy.common.logging.flexlogger.Logger;
  48 import org.onap.policy.rest.adapter.PolicyExportAdapter;
  49 import org.onap.policy.rest.dao.CommonClassDao;
  50 import org.onap.policy.rest.jpa.ActionBodyEntity;
  51 import org.onap.policy.rest.jpa.ConfigurationDataEntity;
  52 import org.onap.policy.rest.jpa.PolicyEditorScopes;
  53 import org.onap.policy.rest.jpa.PolicyEntity;
  54 import org.onap.policy.rest.jpa.PolicyVersion;
  55 import org.onap.policy.rest.jpa.UserInfo;
  56 import org.onap.policy.xacml.api.XACMLErrorConstants;
  57 import org.openecomp.policy.model.Roles;
  58 import org.openecomp.portalsdk.core.controller.RestrictedBaseController;
  59 import org.openecomp.portalsdk.core.web.support.UserUtils;
  60 import org.springframework.beans.factory.annotation.Autowired;
  61 import org.springframework.stereotype.Controller;
  62 import org.springframework.web.bind.annotation.RequestMapping;
  63
  64 import com.fasterxml.jackson.databind.DeserializationFeature;
  65 import com.fasterxml.jackson.databind.JsonNode;
  66 import com.fasterxml.jackson.databind.ObjectMapper;
  67
  68
  69 @Controller
  70 @RequestMapping("/")
  71 public class PolicyExportAndImportController extends RestrictedBaseController {
  72         private static Logger   logger  = FlexLogger.getLogger(PolicyExportAndImportController.class);
  73
  74         private ArrayList<String> selectedPolicy;
  75         private Set<String> scopes = null;
  76         private List<String> roles = null;
  77         private static String SUPERADMIN = "super-admin";
  78         private static String SUPEREDITOR = "super-editor";
  79         private static String ADMIN = "admin";
  80         private static String EDITOR = "editor";
  81
  82         private static CommonClassDao commonClassDao;
  83
  84         private PolicyEntity policyEntity;
  85         private ConfigurationDataEntity configurationDataEntity;
  86         private ActionBodyEntity actionBodyEntity;
  87         private PolicyVersion policyVersion;
  88
  89         private Workbook workbook;
  90
  91         private HSSFWorkbook workBook2;
  92
  93         private PolicyController policyController;
  94         public PolicyController getPolicyController() {
  95                 return policyController;
  96         }
  97
  98         public void setPolicyController(PolicyController policyController) {
  99                 this.policyController = policyController;
 100         }
 101
 102         public static CommonClassDao getCommonClassDao() {
 103                 return commonClassDao;
 104         }
 105
 106         public static void setCommonClassDao(CommonClassDao commonClassDao) {
 107                 PolicyExportAndImportController.commonClassDao = commonClassDao;
 108         }
 109
 110         @Autowired
 111         private PolicyExportAndImportController(CommonClassDao commonClassDao){
 112                 PolicyExportAndImportController.commonClassDao = commonClassDao;
 113         }
 114
 115         public PolicyExportAndImportController(){}
 116
 117         @RequestMapping(value={"/policy_download/exportPolicy.htm"}, method={org.springframework.web.bind.annotation.RequestMethod.POST})
 118         public void exportPolicy(HttpServletRequest request, HttpServletResponse response) throws Exception{
 119                 try{
 120                         String file = null;
 121                         selectedPolicy = new ArrayList<>();
 122                         ObjectMapper mapper = new ObjectMapper();
 123                         mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
 124                         JsonNode root = mapper.readTree(request.getReader());
 125                         PolicyExportAdapter adapter = mapper.readValue(root.get("exportData").toString(), PolicyExportAdapter.class);
 126                         for (Object policyId :  adapter.getPolicyDatas()) {
 127                                 LinkedHashMap<?, ?> selected = (LinkedHashMap<?, ?>)policyId;
 128                                 String policyWithScope = selected.get("policyName").toString() + "." + selected.get("activeVersion").toString() + ".xml";
 129                                 String scope = policyWithScope.substring(0 , policyWithScope.lastIndexOf(File.separator)).replace(File.separator, ".");
 130                                 String policyName = policyWithScope.substring(policyWithScope.lastIndexOf(File.separator)+1);
 131                                 selectedPolicy.add(policyName+":"+scope);
 132                         }
 133                         List<Object> entityData = commonClassDao.getMultipleDataOnAddingConjunction(PolicyEntity.class, "policyName:scope", selectedPolicy);
 134
 135                         workBook2 = new HSSFWorkbook();
 136                         HSSFSheet sheet = workBook2.createSheet("PolicyEntity");
 137
 138                         HSSFRow headingRow = sheet.createRow(0);
 139                         headingRow.createCell(0).setCellValue("policyName");
 140                         headingRow.createCell(1).setCellValue("scope");
 141                         headingRow.createCell(2).setCellValue("version");
 142                         headingRow.createCell(3).setCellValue("policyData");
 143                         headingRow.createCell(4).setCellValue("description");
 144                         headingRow.createCell(5).setCellValue("configurationbody");
 145                         headingRow.createCell(6).setCellValue("configurationName");
 146
 147                         short rowNo = 1;
 148                         for (Object object : entityData) {
 149                                 PolicyEntity policyEntity = (PolicyEntity) object;
 150                                 HSSFRow row = sheet.createRow(rowNo);
 151                                 row.createCell(0).setCellValue(policyEntity.getPolicyName());
 152                                 row.createCell(1).setCellValue(policyEntity.getScope());
 153                                 row.createCell(2).setCellValue(policyEntity.getVersion());
 154                                 row.createCell(3).setCellValue(policyEntity.getPolicyData());
 155                                 row.createCell(4).setCellValue(policyEntity.getDescription());
 156                                 if(!policyEntity.getPolicyName().contains("Decision_")){
 157                                         if(policyEntity.getConfigurationData() != null){
 158                                                 row.createCell(5).setCellValue(policyEntity.getConfigurationData().getConfigBody());
 159                                                 row.createCell(6).setCellValue(policyEntity.getConfigurationData().getConfigurationName());
 160                                         }
 161                                         if(policyEntity.getActionBodyEntity() != null){
 162                                                 row.createCell(5).setCellValue(policyEntity.getActionBodyEntity().getActionBody());
 163                                                 row.createCell(6).setCellValue(policyEntity.getActionBodyEntity().getActionBodyName());
 164                                         }
 165                                 }else{
 166                                         row.createCell(5).setCellValue("");
 167                                         row.createCell(6).setCellValue("");
 168                                 }
 169                                 rowNo++;
 170                         }
 171
 172                         String tmp = System.getProperty("catalina.base") + File.separator + "webapps" + File.separator + "temp";
 173                         String deleteCheckPath = tmp + File.separator + "PolicyExport.xls";
 174                         File deleteCheck = new File(deleteCheckPath);
 175                         if(deleteCheck.exists()){
 176                                 deleteCheck.delete();
 177                         }
 178                         File temPath = new File(tmp);
 179                         if(!temPath.exists()){
 180                                 temPath.mkdir();
 181                         }
 182
 183                         file =  temPath + File.separator + "PolicyExport.xls";
 184                         File filepath = new File(file);
 185                         FileOutputStream fos = new FileOutputStream(filepath);
 186                         workBook2.write(fos);
 187                         fos.flush();
 188
 189                         response.setCharacterEncoding("UTF-8");
 190                         response.setContentType("application / json");
 191                         request.setCharacterEncoding("UTF-8");
 192
 193                         PrintWriter out = response.getWriter();
 194                         String successMap = file.toString().substring(file.toString().lastIndexOf("webapps")+8);
 195                         String responseString = mapper.writeValueAsString(successMap);
 196                         JSONObject j = new JSONObject("{data: " + responseString + "}");
 197                         out.write(j.toString());
 198                 }catch(Exception e){
 199                         logger.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR+"Exception Occured while Exporting Policies"+e);
 200                 }
 201         }
 202
 203         //Policy Import
 204         public JSONObject importRepositoryFile(String file, HttpServletRequest request) throws Exception{
 205                 boolean configExists = false;
 206                 boolean actionExists = false;
 207                 String configName = null;
 208                 String scope = null;
 209                 boolean finalColumn = false;
 210                 PolicyController controller = policyController != null ? getPolicyController() : new PolicyController();
 211                 String userId = UserUtils.getUserSession(request).getOrgUserId();
 212                 UserInfo userInfo = (UserInfo) commonClassDao.getEntityItem(UserInfo.class, "userLoginId", userId);
 213
 214                 //Check if the Role and Scope Size are Null get the values from db.
 215                 List<Object> userRoles = controller.getRoles(userId);
 216                 roles = new ArrayList<>();
 217                 scopes = new HashSet<>();
 218                 for(Object role: userRoles){
 219                         Roles userRole = (Roles) role;
 220                         roles.add(userRole.getRole());
 221                         if(userRole.getScope() != null){
 222                                 if(userRole.getScope().contains(",")){
 223                                         String[] multipleScopes = userRole.getScope().split(",");
 224                                         for(int i =0; i < multipleScopes.length; i++){
 225                                                 scopes.add(multipleScopes[i]);
 226                                         }
 227                                 }else{
 228                                         scopes.add(userRole.getScope());
 229                                 }
 230                         }
 231                 }
 232                 FileInputStream excelFile = new FileInputStream(new File(file));
 233                 workbook = new HSSFWorkbook(excelFile);
 234                 Sheet datatypeSheet = workbook.getSheetAt(0);
 235                 Iterator<Row> rowIterator = datatypeSheet.iterator();
 236
 237                 while (rowIterator.hasNext()) {
 238                         policyEntity = new PolicyEntity();
 239                         configurationDataEntity = new ConfigurationDataEntity();
 240                         actionBodyEntity = new ActionBodyEntity();
 241                         policyVersion = new PolicyVersion();
 242                         Row currentRow = rowIterator.next();
 243                         if (currentRow.getRowNum() == 0) {
 244                                 continue;
 245                         }
 246                         Iterator<Cell> cellIterator = currentRow.cellIterator();
 247                         while (cellIterator.hasNext()) {
 248                                 Cell cell = cellIterator.next();
 249                                 if (getCellHeaderName(cell).equalsIgnoreCase("policyName")) {
 250                                         policyEntity.setPolicyName(cell.getStringCellValue());
 251                                 }
 252                                 if (getCellHeaderName(cell).equalsIgnoreCase("scope")) {
 253                                         policyEntity.setScope(cell.getStringCellValue());
 254                                 }
 255                                 if (getCellHeaderName(cell).equalsIgnoreCase("policyData")) {
 256                                         policyEntity.setPolicyData(cell.getStringCellValue());
 257                                 }
 258                                 if (getCellHeaderName(cell).equalsIgnoreCase("description")) {
 259                                         policyEntity.setDescription(cell.getStringCellValue());
 260                                 }
 261                                 if (getCellHeaderName(cell).equalsIgnoreCase("configurationbody")) {
 262                                         if(policyEntity.getPolicyName().contains("Config_")){
 263                                                 configExists = true;
 264                                                 configurationDataEntity.setConfigBody(cell.getStringCellValue());
 265                                         }else if(policyEntity.getPolicyName().contains("Action_")){
 266                                                 actionExists = true;
 267                                                 actionBodyEntity.setActionBody(cell.getStringCellValue());
 268                                         }
 269                                 }
 270                                 if (getCellHeaderName(cell).equalsIgnoreCase("configurationName")) {
 271                                         finalColumn = true;
 272                                         configName = cell.getStringCellValue();
 273                                         if(policyEntity.getPolicyName().contains("Config_")){
 274                                                 configurationDataEntity.setConfigurationName(cell.getStringCellValue());
 275                                         }else if(policyEntity.getPolicyName().contains("Action_")){
 276                                                 actionBodyEntity.setActionBodyName(cell.getStringCellValue());
 277                                         }
 278                                 }
 279
 280                                 if(finalColumn){
 281                                         scope = policyEntity.getScope().replace(".", File.separator);
 282                                         String query = "FROM PolicyEntity where policyName = '"+policyEntity.getPolicyName()+"' and scope ='"+policyEntity.getScope()+"'";
 283                                         List<Object> queryData = controller.getDataByQuery(query);
 284                                         if(!queryData.isEmpty()){
 285                                                 continue;
 286                                         }
 287                                         if (roles.contains(SUPERADMIN) || roles.contains(SUPEREDITOR)) {
 288                                                 //1. if Role contains super admin create scope.
 289                                                 //2. if Role contains super editor don't create new scope and add to list to show to user.
 290
 291                                                 PolicyEditorScopes policyEditorScope = (PolicyEditorScopes) commonClassDao.getEntityItem(PolicyEditorScopes.class, "scopeName", scope);
 292                                                 if(policyEditorScope == null){
 293                                                         if(roles.contains(SUPERADMIN)){
 294                                                                 PolicyEditorScopes policyEditorScopeEntity = new PolicyEditorScopes();
 295                                                                 policyEditorScopeEntity.setScopeName(scope);
 296                                                                 policyEditorScopeEntity.setUserCreatedBy(userInfo);
 297                                                                 policyEditorScopeEntity.setUserModifiedBy(userInfo);
 298                                                                 commonClassDao.save(policyEditorScopeEntity);
 299                                                         }else{
 300                                                                 //Add Error Message a new Scope Exists, contact super-admin to create a new scope
 301                                                                 continue;
 302                                                         }
 303                                                 }
 304                                         }
 305                                         if (roles.contains(ADMIN) || roles.contains(EDITOR)) {
 306                                                 if(scopes.isEmpty()){
 307                                                         //return error("No Scopes has been Assigned to the User. Please, Contact Super-Admin");
 308                                                 }else{
 309                                                         //1. if Role contains admin, then check if parent scope has role admin, if not don't create a scope and add to list.
 310                                                         if(roles.contains(ADMIN)){
 311                                                                 String scopeCheck = scope.substring(0, scope.lastIndexOf("."));
 312                                                                 if(scopes.contains(scopeCheck)){
 313                                                                         PolicyEditorScopes policyEditorScopeEntity = new PolicyEditorScopes();
 314                                                                         policyEditorScopeEntity.setScopeName(scope);
 315                                                                         policyEditorScopeEntity.setUserCreatedBy(userInfo);
 316                                                                         policyEditorScopeEntity.setUserModifiedBy(userInfo);
 317                                                                         commonClassDao.save(policyEditorScopeEntity);
 318                                                                 }else{
 319                                                                         continue;
 320                                                                 }
 321                                                         }else{
 322                                                                 continue;
 323                                                         }
 324                                                 }
 325                                         }
 326
 327                                         if(configExists){
 328                                                 if(configName.endsWith("json")){
 329                                                         configurationDataEntity.setConfigType("JSON");
 330                                                 }else if(configName.endsWith("txt")){
 331                                                         configurationDataEntity.setConfigType("OTHER");
 332                                                 }else if(configName.endsWith("xml")){
 333                                                         configurationDataEntity.setConfigType("XML");
 334                                                 }else if(configName.endsWith("properties")){
 335                                                         configurationDataEntity.setConfigType("PROPERTIES");
 336                                                 }
 337                                                 configurationDataEntity.setDeleted(false);
 338                                                 configurationDataEntity.setCreatedBy(userId);
 339                                                 configurationDataEntity.setModifiedBy(userId);
 340                                                 commonClassDao.save(configurationDataEntity);
 341                                         }
 342                                         if(actionExists){
 343                                                 actionBodyEntity.setDeleted(false);
 344                                                 actionBodyEntity.setCreatedBy(userId);
 345                                                 actionBodyEntity.setModifiedBy(userId);
 346                                                 commonClassDao.save(actionBodyEntity);
 347                                         }
 348                                         if(configName != null){
 349                                                 if(configName.contains("Config_")){
 350                                                         ConfigurationDataEntity configuration = (ConfigurationDataEntity) commonClassDao.getEntityItem(ConfigurationDataEntity.class, "configurationName", configName);
 351                                                         policyEntity.setConfigurationData(configuration);
 352                                                 }else{
 353                                                         ActionBodyEntity actionBody = (ActionBodyEntity) commonClassDao.getEntityItem(ActionBodyEntity.class, "actionBodyName", configName);
 354                                                         policyEntity.setActionBodyEntity(actionBody);
 355                                                 }
 356                                         }
 357                                         policyEntity.setCreatedBy(userId);
 358                                         policyEntity.setModifiedBy(userId);
 359                                         policyEntity.setDeleted(false);
 360                                         commonClassDao.save(policyEntity);
 361
 362                                         policyVersion = new PolicyVersion();
 363                                         String policyName = policyEntity.getPolicyName().replace(".xml", "");
 364                                         int version = Integer.parseInt(policyName.substring(policyName.lastIndexOf(".")+1));
 365                                         policyName = policyName.substring(0, policyName.lastIndexOf("."));
 366
 367                                         policyVersion.setPolicyName(scope.replace(".", File.separator) + File.separator + policyName);
 368                                         policyVersion.setActiveVersion(version);
 369                                         policyVersion.setHigherVersion(version);
 370                                         policyVersion.setCreatedBy(userId);
 371                                         policyVersion.setModifiedBy(userId);
 372                                         commonClassDao.save(policyVersion);
 373                                 }
 374                         }
 375                 }
 376                 return null;
 377         }
 378
 379         //return the column header name value
 380         private String getCellHeaderName(Cell cell){
 381                 String cellHeaderName = cell.getSheet().getRow(0).getCell(cell.getColumnIndex()).getRichStringCellValue().toString();
 382                 return cellHeaderName;
 383         }
 384 }