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.BufferedWriter;
  25 import java.io.File;
  26 import java.io.FileInputStream;
  27 import java.io.FileOutputStream;
  28 import java.io.FileWriter;
  29 import java.io.IOException;
  30 import java.io.PrintWriter;
  31 import java.util.ArrayList;
  32 import java.util.Iterator;
  33 import java.util.LinkedHashMap;
  34 import java.util.List;
  35 import java.util.Set;
  36
  37 import javax.script.SimpleBindings;
  38 import javax.servlet.http.HttpServletRequest;
  39 import javax.servlet.http.HttpServletResponse;
  40
  41 import org.apache.poi.hssf.usermodel.HSSFRow;
  42 import org.apache.poi.hssf.usermodel.HSSFSheet;
  43 import org.apache.poi.hssf.usermodel.HSSFWorkbook;
  44 import org.apache.poi.ss.usermodel.Cell;
  45 import org.apache.poi.ss.usermodel.Row;
  46 import org.apache.poi.ss.usermodel.Sheet;
  47 import org.apache.poi.ss.usermodel.Workbook;
  48 import org.json.JSONObject;
  49 import org.onap.policy.common.logging.flexlogger.FlexLogger;
  50 import org.onap.policy.common.logging.flexlogger.Logger;
  51 import org.onap.policy.rest.adapter.PolicyExportAdapter;
  52 import org.onap.policy.rest.dao.CommonClassDao;
  53 import org.onap.policy.rest.jpa.ActionBodyEntity;
  54 import org.onap.policy.rest.jpa.ConfigurationDataEntity;
  55 import org.onap.policy.rest.jpa.PolicyEditorScopes;
  56 import org.onap.policy.rest.jpa.PolicyEntity;
  57 import org.onap.policy.rest.jpa.PolicyVersion;
  58 import org.onap.policy.rest.jpa.UserInfo;
  59 import org.onap.policy.utils.UserUtils.Pair;
  60 import org.onap.policy.xacml.api.XACMLErrorConstants;
  61 import org.onap.portalsdk.core.controller.RestrictedBaseController;
  62 import org.onap.portalsdk.core.web.support.UserUtils;
  63 import org.springframework.beans.factory.annotation.Autowired;
  64 import org.springframework.stereotype.Controller;
  65 import org.springframework.web.bind.annotation.RequestMapping;
  66
  67 import com.fasterxml.jackson.databind.DeserializationFeature;
  68 import com.fasterxml.jackson.databind.JsonNode;
  69 import com.fasterxml.jackson.databind.ObjectMapper;
  70
  71
  72 @Controller
  73 @RequestMapping("/")
  74 public class PolicyExportAndImportController extends RestrictedBaseController {
  75         private static Logger   logger  = FlexLogger.getLogger(PolicyExportAndImportController.class);
  76
  77         private ArrayList<String> selectedPolicy;
  78         private Set<String> scopes = null;
  79         private List<String> roles = null;
  80         private static String SUPERADMIN = "super-admin";
  81         private static String SUPEREDITOR = "super-editor";
  82         private static String ADMIN = "admin";
  83         private static String EDITOR = "editor";
  84
  85         private static CommonClassDao commonClassDao;
  86
  87         private PolicyEntity policyEntity;
  88         private ConfigurationDataEntity configurationDataEntity;
  89         private ActionBodyEntity actionBodyEntity;
  90         private PolicyVersion policyVersion;
  91
  92         private Workbook workbook;
  93
  94         private HSSFWorkbook workBook2;
  95
  96         private PolicyController policyController;
  97         public PolicyController getPolicyController() {
  98                 return policyController;
  99         }
 100
 101         public void setPolicyController(PolicyController policyController) {
 102                 this.policyController = policyController;
 103         }
 104
 105         public static CommonClassDao getCommonClassDao() {
 106                 return commonClassDao;
 107         }
 108
 109         public static void setCommonClassDao(CommonClassDao commonClassDao) {
 110                 PolicyExportAndImportController.commonClassDao = commonClassDao;
 111         }
 112
 113         @Autowired
 114         private PolicyExportAndImportController(CommonClassDao commonClassDao){
 115                 PolicyExportAndImportController.commonClassDao = commonClassDao;
 116         }
 117
 118         public PolicyExportAndImportController(){
 119                 // Empty constructor
 120         }
 121
 122         @RequestMapping(value={"/policy_download/exportPolicy.htm"}, method={org.springframework.web.bind.annotation.RequestMethod.POST})
 123         public void exportPolicy(HttpServletRequest request, HttpServletResponse response) throws IOException{
 124                 try{
 125                         String file;
 126                         selectedPolicy = new ArrayList<>();
 127                         ObjectMapper mapper = new ObjectMapper();
 128                         mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
 129                         JsonNode root = mapper.readTree(request.getReader());
 130                         PolicyExportAdapter adapter = mapper.readValue(root.get("exportData").toString(), PolicyExportAdapter.class);
 131                         for (Object policyId :  adapter.getPolicyDatas()) {
 132                                 LinkedHashMap<?, ?> selected = (LinkedHashMap<?, ?>)policyId;
 133                                 String policyWithScope = selected.get("policyName").toString() + "." + selected.get("activeVersion").toString() + ".xml";
 134                                 String scope = policyWithScope.substring(0 , policyWithScope.lastIndexOf(File.separator)).replace(File.separator, ".");
 135                                 String policyName = policyWithScope.substring(policyWithScope.lastIndexOf(File.separator)+1);
 136                                 selectedPolicy.add(policyName+":"+scope);
 137                         }
 138                         List<Object> entityData = commonClassDao.getMultipleDataOnAddingConjunction(PolicyEntity.class, "policyName:scope", selectedPolicy);
 139
 140                         workBook2 = new HSSFWorkbook();
 141                         HSSFSheet sheet = workBook2.createSheet("PolicyEntity");
 142
 143                         HSSFRow headingRow = sheet.createRow(0);
 144                         headingRow.createCell(0).setCellValue("policyName");
 145                         headingRow.createCell(1).setCellValue("scope");
 146                         headingRow.createCell(2).setCellValue("version");
 147                         headingRow.createCell(3).setCellValue("policyData");
 148                         headingRow.createCell(4).setCellValue("description");
 149                         headingRow.createCell(5).setCellValue("configurationbody");
 150                         headingRow.createCell(6).setCellValue("configurationName");
 151
 152                         short rowNo = 1;
 153                         for (Object object : entityData) {
 154                                 PolicyEntity policyEntity = (PolicyEntity) object;
 155                                 HSSFRow row = sheet.createRow(rowNo);
 156                                 row.createCell(0).setCellValue(policyEntity.getPolicyName());
 157                                 row.createCell(1).setCellValue(policyEntity.getScope());
 158                                 row.createCell(2).setCellValue(policyEntity.getVersion());
 159                                 row.createCell(3).setCellValue(policyEntity.getPolicyData());
 160                                 row.createCell(4).setCellValue(policyEntity.getDescription());
 161                                 if(!policyEntity.getPolicyName().contains("Decision_")){
 162                                         if(policyEntity.getConfigurationData() != null){
 163                                                 row.createCell(5).setCellValue(policyEntity.getConfigurationData().getConfigBody());
 164                                                 row.createCell(6).setCellValue(policyEntity.getConfigurationData().getConfigurationName());
 165                                         }
 166                                         if(policyEntity.getActionBodyEntity() != null){
 167                                                 row.createCell(5).setCellValue(policyEntity.getActionBodyEntity().getActionBody());
 168                                                 row.createCell(6).setCellValue(policyEntity.getActionBodyEntity().getActionBodyName());
 169                                         }
 170                                 }else{
 171                                         row.createCell(5).setCellValue("");
 172                                         row.createCell(6).setCellValue("");
 173                                 }
 174                                 rowNo++;
 175                         }
 176
 177                         String tmp = System.getProperty("catalina.base") + File.separator + "webapps" + File.separator + "temp";
 178                         String deleteCheckPath = tmp + File.separator + "PolicyExport.xls";
 179                         File deleteCheck = new File(deleteCheckPath);
 180                         if(deleteCheck.exists()){
 181                                 deleteCheck.delete();
 182                         }
 183                         File temPath = new File(tmp);
 184                         if(!temPath.exists()){
 185                                 temPath.mkdir();
 186                         }
 187
 188                         file =  temPath + File.separator + "PolicyExport.xls";
 189                         File filepath = new File(file);
 190                         FileOutputStream fos = new FileOutputStream(filepath);
 191                         workBook2.write(fos);
 192                         fos.flush();
 193
 194                         response.setCharacterEncoding("UTF-8");
 195                         response.setContentType("application / json");
 196                         request.setCharacterEncoding("UTF-8");
 197
 198                         PrintWriter out = response.getWriter();
 199                         String successMap = file.substring(file.lastIndexOf("webapps")+8);
 200                         String responseString = mapper.writeValueAsString(successMap);
 201                         JSONObject j = new JSONObject("{data: " + responseString + "}");
 202                         out.write(j.toString());
 203                 }catch(Exception e){
 204                         logger.error(XACMLErrorConstants.ERROR_SYSTEM_ERROR+"Exception Occured while Exporting Policies"+e);
 205                 }
 206         }
 207
 208         //Policy Import
 209         public JSONObject importRepositoryFile(String file, HttpServletRequest request) throws IOException{
 210                 boolean configExists = false;
 211                 boolean actionExists = false;
 212                 String configName = null;
 213                 String scope;
 214                 boolean finalColumn;
 215                 PolicyController controller = policyController != null ? getPolicyController() : new PolicyController();
 216                 String userId = UserUtils.getUserSession(request).getOrgUserId();
 217                 UserInfo userInfo = (UserInfo) commonClassDao.getEntityItem(UserInfo.class, "userLoginId", userId);
 218
 219                 List<Object> userRoles = controller.getRoles(userId);
 220                 Pair<Set<String>, List<String>> pair = org.onap.policy.utils.UserUtils.checkRoleAndScope(userRoles);
 221                 roles = pair.u;
 222                 scopes = pair.t;
 223
 224                 FileInputStream excelFile = new FileInputStream(new File(file));
 225                 workbook = new HSSFWorkbook(excelFile);
 226                 Sheet datatypeSheet = workbook.getSheetAt(0);
 227                 Iterator<Row> rowIterator = datatypeSheet.iterator();
 228
 229                 while (rowIterator.hasNext()) {
 230                         finalColumn = false;
 231                         policyEntity = new PolicyEntity();
 232                         configurationDataEntity = new ConfigurationDataEntity();
 233                         actionBodyEntity = new ActionBodyEntity();
 234                         policyVersion = new PolicyVersion();
 235                         Row currentRow = rowIterator.next();
 236                         if (currentRow.getRowNum() == 0) {
 237                                 continue;
 238                         }
 239                         Iterator<Cell> cellIterator = currentRow.cellIterator();
 240                         while (cellIterator.hasNext()) {
 241                                 Cell cell = cellIterator.next();
 242                                 if ("policyName".equalsIgnoreCase(getCellHeaderName(cell))) {
 243                                         policyEntity.setPolicyName(cell.getStringCellValue());
 244                                 }
 245                                 if ("scope".equalsIgnoreCase(getCellHeaderName(cell))) {
 246                                         policyEntity.setScope(cell.getStringCellValue());
 247                                 }
 248                                 if ("policyData".equalsIgnoreCase(getCellHeaderName(cell))) {
 249                                         policyEntity.setPolicyData(cell.getStringCellValue());
 250                                 }
 251                                 if ("description".equalsIgnoreCase(getCellHeaderName(cell))) {
 252                                         policyEntity.setDescription(cell.getStringCellValue());
 253                                 }
 254                                 if ("configurationbody".equalsIgnoreCase(getCellHeaderName(cell))) {
 255                                         if(policyEntity.getPolicyName().contains("Config_")){
 256                                                 configExists = true;
 257                                                 configurationDataEntity.setConfigBody(cell.getStringCellValue());
 258                                         }else if(policyEntity.getPolicyName().contains("Action_")){
 259                                                 actionExists = true;
 260                                                 actionBodyEntity.setActionBody(cell.getStringCellValue());
 261                                         }
 262                                 }
 263                                 if ("configurationName".equalsIgnoreCase(getCellHeaderName(cell))) {
 264                                         finalColumn = true;
 265                                         configName = cell.getStringCellValue();
 266                                         if(policyEntity.getPolicyName().contains("Config_")){
 267                                                 configurationDataEntity.setConfigurationName(cell.getStringCellValue());
 268                                         }else if(policyEntity.getPolicyName().contains("Action_")){
 269                                                 actionBodyEntity.setActionBodyName(cell.getStringCellValue());
 270                                         }
 271                                 }
 272
 273                                 if(finalColumn){
 274                                         scope = policyEntity.getScope().replace(".", File.separator);
 275                                         String query = "FROM PolicyEntity where policyName = :policyName and scope = :policyScope";
 276                                         SimpleBindings params = new SimpleBindings();
 277                                         params.put("policyName", policyEntity.getPolicyName());
 278                                         params.put("policyScope", policyEntity.getScope());
 279                                         List<Object> queryData = controller.getDataByQuery(query, params);
 280                                         if(!queryData.isEmpty()){
 281                                                 continue;
 282                                         }
 283                                         if (roles.contains(SUPERADMIN) || roles.contains(SUPEREDITOR)) {
 284                                                 //1. if Role contains super admin create scope.
 285                                                 //2. if Role contains super editor don't create new scope and add to list to show to user.
 286
 287                                                 PolicyEditorScopes policyEditorScope = (PolicyEditorScopes) commonClassDao.getEntityItem(PolicyEditorScopes.class, "scopeName", scope);
 288                                                 if(policyEditorScope == null){
 289                                                         if(roles.contains(SUPERADMIN)){
 290                                                                 PolicyEditorScopes policyEditorScopeEntity = new PolicyEditorScopes();
 291                                                                 policyEditorScopeEntity.setScopeName(scope);
 292                                                                 policyEditorScopeEntity.setUserCreatedBy(userInfo);
 293                                                                 policyEditorScopeEntity.setUserModifiedBy(userInfo);
 294                                                                 commonClassDao.save(policyEditorScopeEntity);
 295                                                         }else{
 296                                                                 //Add Error Message a new Scope Exists, contact super-admin to create a new scope
 297                                                                 continue;
 298                                                         }
 299                                                 }
 300                                         }
 301                                         if (roles.contains(ADMIN) || roles.contains(EDITOR)) {
 302                                                 if(scopes.isEmpty()){
 303                                                         logger.error("No Scopes has been Assigned to the User. Please, Contact Super-Admin");
 304                                                 }else{
 305                                                         //1. if Role contains admin, then check if parent scope has role admin, if not don't create a scope and add to list.
 306                                                         if(roles.contains(ADMIN)){
 307                                                                 String scopeCheck = scope.substring(0, scope.lastIndexOf('.'));
 308                                                                 if(scopes.contains(scopeCheck)){
 309                                                                         PolicyEditorScopes policyEditorScopeEntity = new PolicyEditorScopes();
 310                                                                         policyEditorScopeEntity.setScopeName(scope);
 311                                                                         policyEditorScopeEntity.setUserCreatedBy(userInfo);
 312                                                                         policyEditorScopeEntity.setUserModifiedBy(userInfo);
 313                                                                         commonClassDao.save(policyEditorScopeEntity);
 314                                                                 }else{
 315                                                                         continue;
 316                                                                 }
 317                                                         }else{
 318                                                                 continue;
 319                                                         }
 320                                                 }
 321                                         }
 322
 323                                         if(configExists){
 324                                                 if(configName.endsWith("json")){
 325                                                         configurationDataEntity.setConfigType("JSON");
 326                                                 }else if(configName.endsWith("txt")){
 327                                                         configurationDataEntity.setConfigType("OTHER");
 328                                                 }else if(configName.endsWith("xml")){
 329                                                         configurationDataEntity.setConfigType("XML");
 330                                                 }else if(configName.endsWith("properties")){
 331                                                         configurationDataEntity.setConfigType("PROPERTIES");
 332                                                 }
 333                                                 configurationDataEntity.setDeleted(false);
 334                                                 configurationDataEntity.setCreatedBy(userId);
 335                                                 configurationDataEntity.setModifiedBy(userId);
 336                                                 commonClassDao.save(configurationDataEntity);
 337                                                 try(FileWriter fw = new FileWriter(PolicyController.getConfigHome() + File.separator + configName)){
 338                                                         BufferedWriter bw = new BufferedWriter(fw);
 339                                                         bw.write(configurationDataEntity.getConfigBody());
 340                                                         bw.close();
 341                                                 } catch (IOException e) {
 342                                                         logger.error("Exception Occured While cloning the configuration file",e);
 343                                                 }
 344                                         }
 345                                         if(actionExists){
 346                                                 actionBodyEntity.setDeleted(false);
 347                                                 actionBodyEntity.setCreatedBy(userId);
 348                                                 actionBodyEntity.setModifiedBy(userId);
 349                                                 commonClassDao.save(actionBodyEntity);
 350                                                 try(FileWriter fw = new FileWriter(PolicyController.getActionHome() + File.separator + actionBodyEntity.getActionBodyName())) {
 351                                                         BufferedWriter bw = new BufferedWriter(fw);
 352                                                         bw.write(actionBodyEntity.getActionBody());
 353                                                         bw.close();
 354                                                 } catch (IOException e) {
 355                                                         logger.error("Exception Occured While cloning the configuration file",e);
 356                                                 }
 357                                         }
 358                                         if(configName != null){
 359                                                 if(configName.contains("Config_")){
 360                                                         ConfigurationDataEntity configuration = (ConfigurationDataEntity) commonClassDao.getEntityItem(ConfigurationDataEntity.class, "configurationName", configName);
 361                                                         policyEntity.setConfigurationData(configuration);
 362                                                 }else{
 363                                                         ActionBodyEntity actionBody = (ActionBodyEntity) commonClassDao.getEntityItem(ActionBodyEntity.class, "actionBodyName", configName);
 364                                                         policyEntity.setActionBodyEntity(actionBody);
 365                                                 }
 366                                         }
 367                                         policyEntity.setCreatedBy(userId);
 368                                         policyEntity.setModifiedBy(userId);
 369                                         policyEntity.setDeleted(false);
 370                                         commonClassDao.save(policyEntity);
 371
 372                                         policyVersion = new PolicyVersion();
 373                                         String policyName = policyEntity.getPolicyName().replace(".xml", "");
 374                                         int version = Integer.parseInt(policyName.substring(policyName.lastIndexOf('.')+1));
 375                                         policyName = policyName.substring(0, policyName.lastIndexOf('.'));
 376
 377                                         policyVersion.setPolicyName(scope.replace(".", File.separator) + File.separator + policyName);
 378                                         policyVersion.setActiveVersion(version);
 379                                         policyVersion.setHigherVersion(version);
 380                                         policyVersion.setCreatedBy(userId);
 381                                         policyVersion.setModifiedBy(userId);
 382                                         commonClassDao.save(policyVersion);
 383                                 }
 384                         }
 385                 }
 386                 return null;
 387         }
 388
 389         //return the column header name value
 390         private String getCellHeaderName(Cell cell){
 391                 return cell.getSheet().getRow(0).getCell(cell.getColumnIndex()).getRichStringCellValue().toString();
 392         }
 393 }