ONAP-PAP-REST/src/main/java/org/onap/policy/pap/xacml/rest/components/DecisionPolicy.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.ByteArrayInputStream;
  24 import java.io.File;
  25 import java.io.IOException;
  26 import java.net.URI;
  27 import java.net.URISyntaxException;
  28 import java.nio.charset.StandardCharsets;
  29 import java.nio.file.Files;
  30 import java.nio.file.Path;
  31 import java.nio.file.Paths;
  32 import java.util.ArrayList;
  33 import java.util.Arrays;
  34 import java.util.HashMap;
  35 import java.util.LinkedList;
  36 import java.util.List;
  37 import java.util.Map;
  38 import java.util.UUID;
  39
  40 import javax.persistence.EntityManager;
  41 import javax.persistence.Query;
  42
  43 import org.onap.policy.common.logging.eelf.MessageCodes;
  44 import org.onap.policy.common.logging.eelf.PolicyLogger;
  45 import org.onap.policy.common.logging.flexlogger.FlexLogger;
  46 import org.onap.policy.common.logging.flexlogger.Logger;
  47 import org.onap.policy.controlloop.policy.builder.BuilderException;
  48 import org.onap.policy.controlloop.policy.builder.Results;
  49 import org.onap.policy.controlloop.policy.guard.Constraint;
  50 import org.onap.policy.controlloop.policy.guard.ControlLoopGuard;
  51 import org.onap.policy.controlloop.policy.guard.Guard;
  52 import org.onap.policy.controlloop.policy.guard.GuardPolicy;
  53 import org.onap.policy.controlloop.policy.guard.MatchParameters;
  54 import org.onap.policy.controlloop.policy.guard.builder.ControlLoopGuardBuilder;
  55 import org.onap.policy.pap.xacml.rest.XACMLPapServlet;
  56 import org.onap.policy.pap.xacml.rest.util.JPAUtils;
  57 import org.onap.policy.rest.adapter.PolicyRestAdapter;
  58 import org.onap.policy.rest.jpa.Datatype;
  59 import org.onap.policy.rest.jpa.DecisionSettings;
  60 import org.onap.policy.rest.jpa.FunctionDefinition;
  61 import org.onap.policy.utils.PolicyUtils;
  62 import org.onap.policy.xacml.api.XACMLErrorConstants;
  63 import org.onap.policy.xacml.std.pip.engines.aaf.AAFEngine;
  64 import org.onap.policy.xacml.util.XACMLPolicyScanner;
  65
  66 import com.att.research.xacml.api.XACML3;
  67 import com.att.research.xacml.api.pap.PAPException;
  68 import com.att.research.xacml.std.IdentifierImpl;
  69
  70 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AdviceExpressionType;
  71 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AdviceExpressionsType;
  72 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AllOfType;
  73 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AnyOfType;
  74 import oasis.names.tc.xacml._3_0.core.schema.wd_17.ApplyType;
  75 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeAssignmentExpressionType;
  76 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeDesignatorType;
  77 import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeValueType;
  78 import oasis.names.tc.xacml._3_0.core.schema.wd_17.ConditionType;
  79 import oasis.names.tc.xacml._3_0.core.schema.wd_17.EffectType;
  80 import oasis.names.tc.xacml._3_0.core.schema.wd_17.MatchType;
  81 import oasis.names.tc.xacml._3_0.core.schema.wd_17.ObjectFactory;
  82 import oasis.names.tc.xacml._3_0.core.schema.wd_17.PolicyType;
  83 import oasis.names.tc.xacml._3_0.core.schema.wd_17.RuleType;
  84 import oasis.names.tc.xacml._3_0.core.schema.wd_17.TargetType;
  85 import oasis.names.tc.xacml._3_0.core.schema.wd_17.VariableDefinitionType;
  86 import oasis.names.tc.xacml._3_0.core.schema.wd_17.VariableReferenceType;
  87
  88 public class DecisionPolicy extends Policy {
  89
  90         private static final Logger LOGGER      = FlexLogger.getLogger(DecisionPolicy.class);
  91
  92         public static final String FUNCTION_NOT = "urn:oasis:names:tc:xacml:1.0:function:not";
  93         private static final String AAFPROVIDER = "AAF";
  94         public static final String GUARD_YAML = "GUARD_YAML";
  95     public static final String GUARD_BL_YAML = "GUARD_BL_YAML";
  96     public static final String RAINY_DAY = "Rainy_Day";
  97     private static final String XACML_GUARD_TEMPLATE = "Decision_GuardPolicyTemplate.xml";
  98     private static final String XACML_BLGUARD_TEMPLATE = "Decision_GuardBLPolicyTemplate.xml";
  99
 100         private static final String ONAPNAME = "ONAPName";
 101         private static final String POLICY_NAME = "PolicyName";
 102         private static final String DESCRIPTION = "description";
 103
 104
 105         List<String> dynamicLabelRuleAlgorithms = new LinkedList<>();
 106         List<String> dynamicFieldComboRuleAlgorithms = new LinkedList<>();
 107         List<String> dynamicFieldOneRuleAlgorithms = new LinkedList<>();
 108         List<String> dynamicFieldTwoRuleAlgorithms = new LinkedList<>();
 109         List<String> dataTypeList = new LinkedList<>();
 110
 111         protected Map<String, String> dropDownMap = new HashMap<>();
 112
 113
 114         public DecisionPolicy() {
 115                 super();
 116         }
 117
 118         public DecisionPolicy(PolicyRestAdapter policyAdapter){
 119                 this.policyAdapter = policyAdapter;
 120         }
 121
 122         @Override
 123         public Map<String, String> savePolicies() throws PAPException {
 124
 125                 Map<String, String> successMap = new HashMap<>();
 126                 if(isPolicyExists()){
 127                         successMap.put("EXISTS", "This Policy already exist on the PAP");
 128                         return successMap;
 129                 }
 130
 131                 if(!isPreparedToSave()){
 132                         //Prep and configure the policy for saving
 133                         prepareToSave();
 134                 }
 135
 136                 // Until here we prepared the data and here calling the method to create xml.
 137                 Path newPolicyPath = null;
 138                 newPolicyPath = Paths.get(policyAdapter.getNewFileName());
 139
 140                 successMap = createPolicy(newPolicyPath,getCorrectPolicyDataObject());
 141                 return successMap;
 142         }
 143
 144         //This is the method for preparing the policy for saving.  We have broken it out
 145         //separately because the fully configured policy is used for multiple things
 146         @Override
 147         public boolean prepareToSave() throws PAPException{
 148
 149                 if(isPreparedToSave()){
 150                         //we have already done this
 151                         return true;
 152                 }
 153
 154                 int version = 0;
 155                 String policyID = policyAdapter.getPolicyID();
 156                 version = policyAdapter.getHighestVersion();
 157
 158                 // Create the Instance for pojo, PolicyType object is used in marshalling.
 159                 if ("Decision".equals(policyAdapter.getPolicyType())) {
 160                         PolicyType policyConfig = new PolicyType();
 161
 162                         policyConfig.setVersion(Integer.toString(version));
 163                         policyConfig.setPolicyId(policyID);
 164                         policyConfig.setTarget(new TargetType());
 165                         policyAdapter.setData(policyConfig);
 166                 }
 167                 policyName = policyAdapter.getNewFileName();
 168
 169                 if(policyAdapter.getRuleProvider().equals(GUARD_YAML) || policyAdapter.getRuleProvider().equals(GUARD_BL_YAML)){
 170                         Map<String, String> yamlParams = new HashMap<>();
 171                         yamlParams.put(DESCRIPTION, (policyAdapter.getPolicyDescription()!=null)? policyAdapter.getPolicyDescription(): "YAML Guard Policy");
 172                         String fileName = policyAdapter.getNewFileName();
 173                         String name = fileName.substring(fileName.lastIndexOf('\\') + 1, fileName.length());
 174                         if ((name == null) || ("".equals(name))) {
 175                                 name = fileName.substring(fileName.lastIndexOf('/') + 1, fileName.length());
 176                         }
 177                         yamlParams.put(POLICY_NAME, name);
 178                         yamlParams.put(ONAPNAME, policyAdapter.getOnapName());
 179                         Map<String, String> params = policyAdapter.getDynamicFieldConfigAttributes();
 180                         yamlParams.putAll(params);
 181                         // Call YAML to XACML
 182             try {
 183                 PolicyType decisionPolicy = getGuardPolicy(yamlParams, policyAdapter.getRuleProvider());
 184                 decisionPolicy.setRuleCombiningAlgId(policyAdapter.getRuleCombiningAlgId());
 185                 decisionPolicy.setVersion(Integer.toString(version));
 186                 policyAdapter.setPolicyData(decisionPolicy);
 187                 policyAdapter.setData(decisionPolicy);
 188             } catch (BuilderException e) {
 189                 LOGGER.error(e);
 190                 throw new PAPException(e);
 191             }
 192                 }else if (policyAdapter.getData() != null) {
 193                         PolicyType decisionPolicy = (PolicyType)  policyAdapter.getData();
 194
 195                         decisionPolicy.setDescription(policyAdapter.getPolicyDescription());
 196
 197                         decisionPolicy.setRuleCombiningAlgId(policyAdapter.getRuleCombiningAlgId());
 198                         AllOfType allOfOne = new AllOfType();
 199                         String fileName = policyAdapter.getNewFileName();
 200                         String name = fileName.substring(fileName.lastIndexOf('\\') + 1, fileName.length());
 201                         if ((name == null) || ("".equals(name))) {
 202                                 name = fileName.substring(fileName.lastIndexOf('/') + 1, fileName.length());
 203                         }
 204                         allOfOne.getMatch().add(createMatch(POLICY_NAME, name));
 205
 206                         AllOfType allOf = new AllOfType();
 207
 208                         // Match for Onap
 209                         allOf.getMatch().add(createMatch(ONAPNAME, (policyAdapter.getOnapName())));
 210
 211                         Map<String, String> dynamicFieldComponentAttributes = policyAdapter.getDynamicFieldConfigAttributes();
 212                         if(policyAdapter.getRuleProvider()!=null && policyAdapter.getRuleProvider().equals(AAFPROVIDER)){
 213                                 dynamicFieldComponentAttributes = new HashMap<>();
 214                         }
 215
 216                         // If there is any dynamic field attributes create the matches here
 217                         for (String keyField : dynamicFieldComponentAttributes.keySet()) {
 218                                 String key = keyField;
 219                                 String value = dynamicFieldComponentAttributes.get(key);
 220                                 MatchType dynamicMatch = createDynamicMatch(key, value);
 221                                 allOf.getMatch().add(dynamicMatch);
 222                         }
 223
 224                         AnyOfType anyOf = new AnyOfType();
 225                         anyOf.getAllOf().add(allOfOne);
 226                         anyOf.getAllOf().add(allOf);
 227
 228                         TargetType target = new TargetType();
 229                         target.getAnyOf().add(anyOf);
 230                         decisionPolicy.setTarget(target);
 231
 232                         Map<String, String> dynamicFieldDecisionSettings = policyAdapter.getDynamicSettingsMap();
 233                         if(policyAdapter.getRuleProvider()!=null && policyAdapter.getRuleProvider().equals(AAFPROVIDER)){
 234                                 dynamicFieldDecisionSettings = new HashMap<>();
 235                         }
 236
 237                         // settings are dynamic so check how many rows are added and add all
 238                         for (String keyField : dynamicFieldDecisionSettings.keySet()) {
 239                                 String key = keyField;
 240                                 String value = dynamicFieldDecisionSettings.get(key);
 241                                 String dataType = getDataType(key);
 242                                 VariableDefinitionType dynamicVariable = createDynamicVariable(key, value, dataType);
 243                                 decisionPolicy.getCombinerParametersOrRuleCombinerParametersOrVariableDefinition().add(dynamicVariable);
 244                         }
 245                         Map<String, String> dynamicFieldTreatmentAttributes = policyAdapter.getRainydayMap();
 246
 247                         if(policyAdapter.getRuleProvider().equals(RAINY_DAY)){
 248                                 for(String keyField : dynamicFieldTreatmentAttributes.keySet()) {
 249                                         String errorcode = keyField;
 250                                         String treatment = dynamicFieldTreatmentAttributes.get(errorcode);
 251                                         createRainydayRule(decisionPolicy, errorcode, treatment, true);
 252                                 }
 253                         } else {
 254                                 createRule(decisionPolicy, true);
 255                                 createRule(decisionPolicy, false);
 256                         }
 257
 258                 }
 259                 setPreparedToSave(true);
 260                 return true;
 261         }
 262
 263         public PolicyType getGuardPolicy(Map<String, String> yamlParams, String ruleProvider) throws BuilderException{
 264                 try {
 265                         ControlLoopGuardBuilder builder = ControlLoopGuardBuilder.Factory.buildControlLoopGuard(new Guard());
 266                         MatchParameters matchParameters = new MatchParameters(yamlParams.get("actor"), yamlParams.get("recipe"));
 267                         matchParameters.setControlLoopName(yamlParams.get("clname"));
 268                         if(yamlParams.containsKey("targets")){
 269                                 String targetString = yamlParams.get("targets");
 270                                 List<String> targets = null;
 271                                 if(targetString!=null && !targetString.isEmpty()){
 272                                         if (targetString.contains(",")){
 273                                                 targets = Arrays.asList(targetString.split(","));
 274                                         }
 275                                         else{
 276                                                 targets = new ArrayList<>();
 277                                                 targets.add(targetString);
 278                                         }
 279                                 }
 280                                 matchParameters.setTargets(targets);
 281                         }
 282                         GuardPolicy policy1 = new GuardPolicy((policyAdapter.getUuid()!=null? policyAdapter.getUuid(): UUID.randomUUID().toString()) ,yamlParams.get(POLICY_NAME), yamlParams.get(DESCRIPTION), matchParameters);
 283                         builder = builder.addGuardPolicy(policy1);
 284             Map<String, String> activeTimeRange = new HashMap<>();
 285             activeTimeRange.put("start", yamlParams.get("guardActiveStart"));
 286             activeTimeRange.put("end", yamlParams.get("guardActiveEnd"));
 287                         String blackListString = yamlParams.get("blackList");
 288                         List<String> blackList = null;
 289             if(blackListString!=null && !blackListString.trim().isEmpty()){
 290                                 if (blackListString.contains(",")){
 291                                         blackList = Arrays.asList(blackListString.split(","));
 292                                 }
 293                                 else{
 294                                         blackList = new ArrayList<>();
 295                                         blackList.add(blackListString);
 296                                 }
 297                         }
 298                         File templateFile;
 299                         Path xacmlTemplatePath;
 300                         ClassLoader classLoader = getClass().getClassLoader();
 301                         Constraint cons = new Constraint();
 302                         switch (ruleProvider){
 303                         case GUARD_BL_YAML:
 304                                 templateFile = new File(classLoader.getResource(XACML_BLGUARD_TEMPLATE).getFile());
 305                                 xacmlTemplatePath = templateFile.toPath();
 306                 cons.setActive_time_range(activeTimeRange);
 307                 if(blackList==null || blackList.isEmpty()){
 308                     throw new BuilderException("blackList is required");
 309                 }
 310                 cons.setBlacklist(blackList);
 311                                 break;
 312                         default:
 313                                 templateFile = new File(classLoader.getResource(XACML_GUARD_TEMPLATE).getFile());
 314                                 xacmlTemplatePath = templateFile.toPath();
 315                                 Map<String,String> timeWindow = new HashMap<>();
 316                                 if(!PolicyUtils.isInteger(yamlParams.get("timeWindow"))){
 317                                         throw new BuilderException("time window is not in Integer format.");
 318                                 }
 319                                 String timeUnits = yamlParams.get("timeUnits");
 320                                 if(timeUnits==null || !(timeUnits.equalsIgnoreCase("minute") || timeUnits.equalsIgnoreCase("hour") || timeUnits.equalsIgnoreCase("day")
 321                                                 || timeUnits.equalsIgnoreCase("week") || timeUnits.equalsIgnoreCase("month")||timeUnits.equalsIgnoreCase("year"))){
 322                                         throw new BuilderException("time Units is not in proper format.");
 323                                 }
 324                                 timeWindow.put("value", yamlParams.get("timeWindow"));
 325                                 timeWindow.put("units", yamlParams.get("timeUnits"));
 326                                 cons = new Constraint(Integer.parseInt(yamlParams.get("limit")),timeWindow,activeTimeRange);
 327                                 break;
 328                         }
 329                         builder = builder.addLimitConstraint(policy1.getId(), cons);
 330                         // Build the specification
 331                         Results results = builder.buildSpecification();
 332                         // YAML TO XACML
 333                         ControlLoopGuard yamlGuardObject = SafePolicyBuilder.loadYamlGuard(results.getSpecification());
 334                 String xacmlTemplateContent;
 335                 try {
 336                                 xacmlTemplateContent = new String(Files.readAllBytes(xacmlTemplatePath));
 337                                 HashMap<String, String> yamlSpecs = new HashMap<>();
 338                                 yamlSpecs.put(POLICY_NAME, yamlParams.get(POLICY_NAME));
 339                                 yamlSpecs.put(DESCRIPTION, yamlParams.get(DESCRIPTION));
 340                                 yamlSpecs.put(ONAPNAME, yamlParams.get(ONAPNAME));
 341                                 yamlSpecs.put("actor", yamlGuardObject.getGuards().getFirst().getMatch_parameters().getActor());
 342                                 yamlSpecs.put("recipe", yamlGuardObject.getGuards().getFirst().getMatch_parameters().getRecipe());
 343                                 yamlSpecs.put("clname", yamlGuardObject.getGuards().getFirst().getMatch_parameters().getControlLoopName());
 344                                 if(yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getFreq_limit_per_target()!=null){
 345                                         yamlSpecs.put("limit", yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getFreq_limit_per_target().toString());
 346                                 }
 347                                 if(yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getTime_window()!=null){
 348                                         yamlSpecs.put("twValue", yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getTime_window().get("value"));
 349                                         yamlSpecs.put("twUnits", yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getTime_window().get("units"));
 350                                 }
 351                                 yamlSpecs.put("guardActiveStart", yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getActive_time_range().get("start"));
 352                                 yamlSpecs.put("guardActiveEnd", yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getActive_time_range().get("end"));
 353                         String xacmlPolicyContent = SafePolicyBuilder.generateXacmlGuard(xacmlTemplateContent,yamlSpecs, yamlGuardObject.getGuards().getFirst().getLimit_constraints().getFirst().getBlacklist(), yamlGuardObject.getGuards().getFirst().getMatch_parameters().getTargets());
 354                        // Convert the  Policy into Stream input to Policy Adapter.
 355                         Object policy = XACMLPolicyScanner.readPolicy(new ByteArrayInputStream(xacmlPolicyContent.getBytes(StandardCharsets.UTF_8)));
 356                                 return (PolicyType) policy;
 357                         } catch (IOException e) {
 358                                 LOGGER.error(XACMLErrorConstants.ERROR_DATA_ISSUE + "Error while creating the policy " + e.getMessage() , e);
 359                         }
 360                 } catch (BuilderException e) {
 361                         LOGGER.error(XACMLErrorConstants.ERROR_DATA_ISSUE + "Error while creating the policy " + e.getMessage() ,e);
 362                         throw e;
 363                 }
 364                 return null;
 365         }
 366
 367         private DecisionSettings findDecisionSettingsBySettingId(String settingId) {
 368                 DecisionSettings decisionSetting = null;
 369
 370                 EntityManager em = XACMLPapServlet.getEmf().createEntityManager();
 371                 Query getDecisionSettings = em.createNamedQuery("DecisionSettings.findAll");
 372                 List<?> decisionSettingsList = getDecisionSettings.getResultList();
 373
 374                 for (Object id : decisionSettingsList) {
 375                         decisionSetting = (DecisionSettings) id;
 376                         if (decisionSetting.getXacmlId().equals(settingId)) {
 377                                 break;
 378                         }
 379                 }
 380                 return decisionSetting;
 381         }
 382
 383         private void createRule(PolicyType decisionPolicy, boolean permitRule) {
 384                 RuleType rule = new RuleType();
 385
 386                 rule.setRuleId(policyAdapter.getRuleID());
 387
 388                 if (permitRule) {
 389                         rule.setEffect(EffectType.PERMIT);
 390                 } else {
 391                         rule.setEffect(EffectType.DENY);
 392                 }
 393                 rule.setTarget(new TargetType());
 394
 395                 // Create Target in Rule
 396                 AllOfType allOfInRule = new AllOfType();
 397
 398                 // Creating match for ACCESS in rule target
 399                 MatchType accessMatch = new MatchType();
 400                 AttributeValueType accessAttributeValue = new AttributeValueType();
 401                 accessAttributeValue.setDataType(STRING_DATATYPE);
 402                 accessAttributeValue.getContent().add("DECIDE");
 403                 accessMatch.setAttributeValue(accessAttributeValue);
 404                 AttributeDesignatorType accessAttributeDesignator = new AttributeDesignatorType();
 405                 URI accessURI = null;
 406                 try {
 407                         accessURI = new URI(ACTION_ID);
 408                 } catch (URISyntaxException e) {
 409                         PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "DecisionPolicy", "Exception creating ACCESS URI");
 410                 }
 411                 accessAttributeDesignator.setCategory(CATEGORY_ACTION);
 412                 accessAttributeDesignator.setDataType(STRING_DATATYPE);
 413                 accessAttributeDesignator.setAttributeId(new IdentifierImpl(accessURI).stringValue());
 414                 accessMatch.setAttributeDesignator(accessAttributeDesignator);
 415                 accessMatch.setMatchId(FUNCTION_STRING_EQUAL_IGNORE);
 416
 417                 dynamicLabelRuleAlgorithms = policyAdapter.getDynamicRuleAlgorithmLabels();
 418                 dynamicFieldComboRuleAlgorithms = policyAdapter.getDynamicRuleAlgorithmCombo();
 419                 dynamicFieldOneRuleAlgorithms = policyAdapter.getDynamicRuleAlgorithmField1();
 420                 dynamicFieldTwoRuleAlgorithms = policyAdapter.getDynamicRuleAlgorithmField2();
 421                 dropDownMap = createDropDownMap();
 422
 423                 if(policyAdapter.getRuleProvider()!=null && policyAdapter.getRuleProvider().equals(AAFPROVIDER)){
 424                         // Values for AAF Provider are here for XML Creation.
 425                         ConditionType condition = new ConditionType();
 426                         ApplyType decisionApply = new ApplyType();
 427
 428                         AttributeValueType value1 = new AttributeValueType();
 429                         value1.setDataType(BOOLEAN_DATATYPE);
 430                         value1.getContent().add("true");
 431
 432                         AttributeDesignatorType value2 = new AttributeDesignatorType();
 433                         value2.setAttributeId(AAFEngine.AAF_RESULT);
 434                         value2.setCategory(CATEGORY_RESOURCE);
 435                         value2.setDataType(BOOLEAN_DATATYPE);
 436                         value2.setMustBePresent(false);
 437
 438                         ApplyType innerDecisionApply = new ApplyType();
 439                         innerDecisionApply.setFunctionId(FUNCTION_BOOLEAN_ONE_AND_ONLY);
 440                         innerDecisionApply.getExpression().add(new ObjectFactory().createAttributeDesignator(value2));
 441
 442                         decisionApply.setFunctionId(XACML3.ID_FUNCTION_BOOLEAN_EQUAL.stringValue());
 443                         decisionApply.getExpression().add(new ObjectFactory().createAttributeValue(value1));
 444                         decisionApply.getExpression().add(new ObjectFactory().createApply(innerDecisionApply));
 445                         condition.setExpression(new ObjectFactory().createApply(decisionApply));
 446                         if (!permitRule) {
 447                                 ApplyType notOuterApply = new ApplyType();
 448                                 notOuterApply.setFunctionId(FUNCTION_NOT);
 449                                 notOuterApply.getExpression().add(condition.getExpression());
 450                                 condition.setExpression(new ObjectFactory().createApply(notOuterApply));
 451                         }
 452                         rule.setCondition(condition);
 453                         allOfInRule.getMatch().add(accessMatch);
 454
 455                         AnyOfType anyOfInRule = new AnyOfType();
 456                         anyOfInRule.getAllOf().add(allOfInRule);
 457
 458                         TargetType targetInRule = new TargetType();
 459                         targetInRule.getAnyOf().add(anyOfInRule);
 460
 461                         rule.setTarget(targetInRule);
 462                         if(!permitRule){
 463                                 AdviceExpressionsType adviceExpressions = new AdviceExpressionsType();
 464                                 AdviceExpressionType adviceExpression = new AdviceExpressionType();
 465                                 adviceExpression.setAdviceId(AAFPROVIDER);
 466                                 adviceExpression.setAppliesTo(EffectType.DENY);
 467                                 AttributeAssignmentExpressionType assignment = new AttributeAssignmentExpressionType();
 468                                 assignment.setAttributeId("aaf.response");
 469                                 assignment.setCategory(CATEGORY_RESOURCE);
 470                                 AttributeDesignatorType value = new AttributeDesignatorType();
 471                                 value.setAttributeId(AAFEngine.AAF_RESPONSE);
 472                                 value.setCategory(CATEGORY_RESOURCE);
 473                                 value.setDataType(STRING_DATATYPE);
 474                                 value.setMustBePresent(false);
 475                                 assignment.setExpression(new ObjectFactory().createAttributeDesignator(value));
 476                                 adviceExpression.getAttributeAssignmentExpression().add(assignment);
 477                                 adviceExpressions.getAdviceExpression().add(adviceExpression);
 478                                 rule.setAdviceExpressions(adviceExpressions);
 479                         }
 480                         decisionPolicy.getCombinerParametersOrRuleCombinerParametersOrVariableDefinition().add(rule);
 481                         policyAdapter.setPolicyData(decisionPolicy);
 482
 483                 }else if (dynamicLabelRuleAlgorithms != null && !dynamicLabelRuleAlgorithms.isEmpty()) {
 484                         boolean isCompound = false;
 485                         ConditionType condition = new ConditionType();
 486                         int index = dynamicFieldOneRuleAlgorithms.size() - 1;
 487
 488                         for (String labelAttr : dynamicLabelRuleAlgorithms) {
 489                                 // if the rule algorithm as a label means it is a compound
 490                                 if (dynamicFieldOneRuleAlgorithms.get(index).equals(labelAttr)) {
 491                                         ApplyType decisionApply = new ApplyType();
 492
 493                                         String selectedFunction = dynamicFieldComboRuleAlgorithms.get(index);
 494                                         String value1 = dynamicFieldOneRuleAlgorithms.get(index);
 495                                         String value2 = dynamicFieldTwoRuleAlgorithms.get(index);
 496                                         decisionApply.setFunctionId(dropDownMap.get(selectedFunction));
 497                                         decisionApply.getExpression().add(new ObjectFactory().createApply(getInnerDecisionApply(value1)));
 498                                         decisionApply.getExpression().add(new ObjectFactory().createApply(getInnerDecisionApply(value2)));
 499                                         condition.setExpression(new ObjectFactory().createApply(decisionApply));
 500                                         isCompound = true;
 501                                 }
 502
 503                                 // if rule algorithm not a compound
 504                                 if (!isCompound) {
 505                                         condition.setExpression(new ObjectFactory().createApply(getInnerDecisionApply(dynamicLabelRuleAlgorithms.get(index))));
 506                                 }
 507                         }
 508                         if (!permitRule) {
 509                                 ApplyType notOuterApply = new ApplyType();
 510                                 notOuterApply.setFunctionId(FUNCTION_NOT);
 511                                 notOuterApply.getExpression().add(condition.getExpression());
 512                                 condition.setExpression(new ObjectFactory().createApply(notOuterApply));
 513                         }
 514                         rule.setCondition(condition);
 515                         allOfInRule.getMatch().add(accessMatch);
 516
 517                         AnyOfType anyOfInRule = new AnyOfType();
 518                         anyOfInRule.getAllOf().add(allOfInRule);
 519
 520                         TargetType targetInRule = new TargetType();
 521                         targetInRule.getAnyOf().add(anyOfInRule);
 522
 523                         rule.setTarget(targetInRule);
 524
 525                         decisionPolicy.getCombinerParametersOrRuleCombinerParametersOrVariableDefinition().add(rule);
 526                         policyAdapter.setPolicyData(decisionPolicy);
 527
 528                 } else {
 529                         PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE + "Unsupported data object."+ policyAdapter.getData().getClass().getCanonicalName());
 530                 }
 531
 532         }
 533
 534         private void createRainydayRule(PolicyType decisionPolicy, String errorcode, String treatment, boolean permitRule) {
 535                 RuleType rule = new RuleType();
 536
 537                 rule.setRuleId(UUID.randomUUID().toString());
 538
 539                 if (permitRule) {
 540                         rule.setEffect(EffectType.PERMIT);
 541                 } else {
 542                         rule.setEffect(EffectType.DENY);
 543                 }
 544                 rule.setTarget(new TargetType());
 545
 546                 // Create Target in Rule
 547                 AllOfType allOfInRule = new AllOfType();
 548
 549                 // Creating match for DECIDE in rule target
 550                 MatchType accessMatch = new MatchType();
 551                 AttributeValueType accessAttributeValue = new AttributeValueType();
 552                 accessAttributeValue.setDataType(STRING_DATATYPE);
 553                 accessAttributeValue.getContent().add("DECIDE");
 554                 accessMatch.setAttributeValue(accessAttributeValue);
 555                 AttributeDesignatorType accessAttributeDesignator = new AttributeDesignatorType();
 556                 URI accessURI = null;
 557                 try {
 558                         accessURI = new URI(ACTION_ID);
 559                 } catch (URISyntaxException e) {
 560                         PolicyLogger.error(MessageCodes.ERROR_DATA_ISSUE, e, "DecisionPolicy", "Exception creating ACCESS URI");
 561                 }
 562                 accessAttributeDesignator.setCategory(CATEGORY_ACTION);
 563                 accessAttributeDesignator.setDataType(STRING_DATATYPE);
 564                 accessAttributeDesignator.setAttributeId(new IdentifierImpl(accessURI).stringValue());
 565                 accessMatch.setAttributeDesignator(accessAttributeDesignator);
 566                 accessMatch.setMatchId(FUNCTION_STRING_EQUAL_IGNORE);
 567
 568                 allOfInRule.getMatch().add(accessMatch);
 569
 570                 // Creating match for ErrorCode in rule target
 571                 MatchType errorcodeMatch = new MatchType();
 572                 AttributeValueType errorcodeAttributeValue = new AttributeValueType();
 573                 errorcodeAttributeValue.setDataType(STRING_DATATYPE);
 574                 errorcodeAttributeValue.getContent().add(errorcode);
 575                 errorcodeMatch.setAttributeValue(errorcodeAttributeValue);
 576                 AttributeDesignatorType errorcodeAttributeDesignator = new AttributeDesignatorType();
 577                 errorcodeAttributeDesignator.setCategory(CATEGORY_RESOURCE);
 578                 errorcodeAttributeDesignator.setDataType(STRING_DATATYPE);
 579                 errorcodeAttributeDesignator.setAttributeId("ErrorCode");
 580                 errorcodeMatch.setAttributeDesignator(errorcodeAttributeDesignator);
 581                 errorcodeMatch.setMatchId(FUNCTION_STRING_REGEXP_MATCH);
 582
 583                 allOfInRule.getMatch().add(errorcodeMatch);
 584
 585                 AnyOfType anyOfInRule = new AnyOfType();
 586                 anyOfInRule.getAllOf().add(allOfInRule);
 587
 588                 TargetType targetInRule = new TargetType();
 589                 targetInRule.getAnyOf().add(anyOfInRule);
 590
 591                 rule.setTarget(targetInRule);
 592
 593                 AdviceExpressionsType adviceExpressions = new AdviceExpressionsType();
 594                 AdviceExpressionType adviceExpression = new AdviceExpressionType();
 595                 adviceExpression.setAdviceId(RAINY_DAY);
 596                 adviceExpression.setAppliesTo(EffectType.PERMIT);
 597
 598                 AttributeAssignmentExpressionType assignment = new AttributeAssignmentExpressionType();
 599                 assignment.setAttributeId("treatment");
 600                 assignment.setCategory(CATEGORY_RESOURCE);
 601
 602                 AttributeValueType treatmentAttributeValue = new AttributeValueType();
 603                 treatmentAttributeValue.setDataType(STRING_DATATYPE);
 604                 treatmentAttributeValue.getContent().add(treatment);
 605                 assignment.setExpression(new ObjectFactory().createAttributeValue(treatmentAttributeValue));
 606
 607                 adviceExpression.getAttributeAssignmentExpression().add(assignment);
 608                 adviceExpressions.getAdviceExpression().add(adviceExpression);
 609                 rule.setAdviceExpressions(adviceExpressions);
 610                 decisionPolicy.getCombinerParametersOrRuleCombinerParametersOrVariableDefinition().add(rule);
 611                 policyAdapter.setPolicyData(decisionPolicy);
 612
 613         }
 614
 615         // if compound setting the inner apply here
 616         protected ApplyType getInnerDecisionApply(String value1Label) {
 617                 ApplyType decisionApply = new ApplyType();
 618                 int index = 0;
 619                 // check the index for the label.
 620                 for (String labelAttr : dynamicLabelRuleAlgorithms) {
 621                         if (labelAttr.equals(value1Label)) {
 622                                 String value1 = dynamicFieldOneRuleAlgorithms.get(index);
 623                                 populateDataTypeList(value1);
 624
 625                                 // check if the row contains label again
 626                                 for (String labelValue : dynamicLabelRuleAlgorithms) {
 627                                         if (labelValue.equals(value1)) {
 628                                                 return getCompoundDecisionApply(index);
 629                                         }
 630                                 }
 631
 632                                 // Getting the values from the form.
 633                                 String functionKey = dynamicFieldComboRuleAlgorithms.get(index);
 634                                 String value2 = dynamicFieldTwoRuleAlgorithms.get(index);
 635                                 decisionApply.setFunctionId(dropDownMap.get(functionKey));
 636                                 // if two text field are rule attributes.
 637                                 if ((value1.contains(RULE_VARIABLE)) && (value2.contains(RULE_VARIABLE))) {
 638                                         ApplyType innerDecisionApply1 = new ApplyType();
 639                                         ApplyType       innerDecisionApply2      = new  ApplyType();
 640                                         AttributeDesignatorType  attributeDesignator1     = new AttributeDesignatorType();
 641                                         AttributeDesignatorType  attributeDesignator2     = new AttributeDesignatorType();
 642                                         //If selected function is Integer function set integer functionID
 643                                         if(functionKey.toLowerCase().contains("integer")){
 644                                                 innerDecisionApply1.setFunctionId(FUNTION_INTEGER_ONE_AND_ONLY );
 645                                                 innerDecisionApply2.setFunctionId(FUNTION_INTEGER_ONE_AND_ONLY);
 646                                                 attributeDesignator1.setDataType(INTEGER_DATATYPE);
 647                                                 attributeDesignator2.setDataType(INTEGER_DATATYPE);
 648                                         } else{
 649                                                 //If selected function is not a Integer function set String functionID
 650                                                 innerDecisionApply1.setFunctionId(FUNCTION_STRING_ONE_AND_ONLY);
 651                                                 innerDecisionApply2.setFunctionId(FUNCTION_STRING_ONE_AND_ONLY);
 652                                                 attributeDesignator1.setDataType(STRING_DATATYPE);
 653                                                 attributeDesignator2.setDataType(STRING_DATATYPE);
 654                                         }
 655                                         attributeDesignator1.setCategory(CATEGORY_RESOURCE);
 656                                         attributeDesignator2.setCategory(CATEGORY_RESOURCE);
 657                                         //Here set actual field values
 658                                         attributeDesignator1.setAttributeId(value1.  contains("resource:")?value1.substring( 9):value1.substring(8));
 659                                         attributeDesignator2.setAttributeId(value1.  contains("resource:")?value1.substring( 9):value1.substring(8));
 660                                         innerDecisionApply1.getExpression().add(new ObjectFactory().createAttributeDesignator( attributeDesignator1));
 661                                         innerDecisionApply2.getExpression().add(new ObjectFactory().createAttributeDesignator( attributeDesignator2));
 662                                         decisionApply.getExpression().add(new ObjectFactory().createApply(innerDecisionApply1));
 663                                         decisionApply.getExpression().add(new ObjectFactory().createApply(innerDecisionApply2));
 664                                 } else {
 665                                         // if either of one text field is rule attribute.
 666                                         if (!value1.startsWith("S_")) {
 667                                                 ApplyType innerDecisionApply = new ApplyType();
 668                                                 AttributeDesignatorType attributeDesignator = new AttributeDesignatorType();
 669                                                 AttributeValueType decisionConditionAttributeValue = new AttributeValueType();
 670
 671                                                 if (functionKey.toLowerCase().contains("integer")) {
 672                                                         innerDecisionApply.setFunctionId(FUNTION_INTEGER_ONE_AND_ONLY);
 673                                                         decisionConditionAttributeValue.setDataType(INTEGER_DATATYPE);
 674                                                         attributeDesignator.setDataType(INTEGER_DATATYPE);
 675                                                 } else {
 676                                                         innerDecisionApply.setFunctionId(FUNCTION_STRING_ONE_AND_ONLY);
 677                                                         decisionConditionAttributeValue.setDataType(STRING_DATATYPE);
 678                                                         attributeDesignator.setDataType(STRING_DATATYPE);
 679                                                 }
 680
 681                                                 String attributeId = null;
 682                                                 String attributeValue = null;
 683
 684                                                 // Find which textField has rule attribute and set it as
 685                                                 // attributeId and the other as attributeValue.
 686                                                 attributeId = value1;
 687                                                 attributeValue = value2;
 688
 689                                                 if (attributeId != null) {
 690                                                         attributeDesignator.setCategory(CATEGORY_RESOURCE);
 691                                                         attributeDesignator.setAttributeId(attributeId);
 692                                                 }
 693                                                 decisionConditionAttributeValue.getContent().add(attributeValue);
 694                                                 innerDecisionApply.getExpression().add(new ObjectFactory().createAttributeDesignator(attributeDesignator));
 695                                                 decisionApply.getExpression().add(new ObjectFactory().createAttributeValue(decisionConditionAttributeValue));
 696                                                 decisionApply.getExpression().add(new ObjectFactory().createApply(innerDecisionApply));
 697                                         } else {
 698                                                 value1 = value1.substring(2, value1.length());
 699                                                 VariableReferenceType variableReferenceType = new VariableReferenceType();
 700                                                 variableReferenceType.setVariableId(value1);
 701
 702                                                 String dataType = dataTypeList.get(index);
 703
 704                                                 AttributeValueType decisionConditionAttributeValue = new AttributeValueType();
 705                                                 decisionConditionAttributeValue.setDataType(dataType);
 706                                                 decisionConditionAttributeValue.getContent().add(value2);
 707                                                 decisionApply.getExpression().add(new ObjectFactory().createVariableReference(variableReferenceType));
 708                                                 decisionApply.getExpression().add(new ObjectFactory().createAttributeValue(decisionConditionAttributeValue));
 709                                         }
 710                                 }
 711                         }
 712                         index++;
 713                 }
 714                 return decisionApply;
 715         }
 716
 717         // if the rule algorithm is multiple compound one setting the apply
 718         protected ApplyType getCompoundDecisionApply(int index) {
 719                 ApplyType decisionApply = new ApplyType();
 720                 String selectedFunction = dynamicFieldComboRuleAlgorithms.get(index);
 721                 String value1 = dynamicFieldOneRuleAlgorithms.get(index);
 722                 String value2 = dynamicFieldTwoRuleAlgorithms.get(index);
 723                 decisionApply.setFunctionId(dropDownMap.get(selectedFunction));
 724                 decisionApply.getExpression().add(new ObjectFactory().createApply(getInnerDecisionApply(value1)));
 725                 decisionApply.getExpression().add(new ObjectFactory().createApply(getInnerDecisionApply(value2)));
 726                 return decisionApply;
 727         }
 728
 729         private VariableDefinitionType createDynamicVariable(String key, String value, String dataType) {
 730                 VariableDefinitionType dynamicVariable = new VariableDefinitionType();
 731                 AttributeValueType dynamicAttributeValue = new AttributeValueType();
 732
 733                 dynamicAttributeValue.setDataType(dataType);
 734                 dynamicAttributeValue.getContent().add(value);
 735
 736                 dynamicVariable.setVariableId(key);
 737                 dynamicVariable.setExpression(new ObjectFactory().createAttributeValue(dynamicAttributeValue));
 738
 739                 return dynamicVariable;
 740
 741         }
 742
 743         private void populateDataTypeList(String value1) {
 744                 String dataType = null;
 745                 if(value1.contains("S_")) {
 746                         value1 = value1.substring(2, value1.length());
 747                         DecisionSettings decisionSettings = findDecisionSettingsBySettingId(value1.substring(2, value1.length()));
 748                         if (decisionSettings != null && "string".equals(decisionSettings.getDatatypeBean().getShortName())) {
 749                                 dataType = STRING_DATATYPE;
 750                         } else if (decisionSettings != null && "boolean".equals(decisionSettings.getDatatypeBean().getShortName())) {
 751                                 dataType = BOOLEAN_DATATYPE;
 752                         } else {
 753                                 dataType = INTEGER_DATATYPE;
 754                         }
 755                 } else {
 756                         dataType = "OTHER";
 757                 }
 758
 759                 dataTypeList.add(dataType);
 760         }
 761
 762         private Map<String,String> createDropDownMap(){
 763                 JPAUtils jpaUtils = null;
 764                 try {
 765                         jpaUtils = JPAUtils.getJPAUtilsInstance(XACMLPapServlet.getEmf());
 766                 } catch (Exception e) {
 767                         LOGGER.error("Exception Occured"+e);
 768                 }
 769                 Map<String, String> dropDownOptions = new HashMap<>();
 770                 if(jpaUtils!=null){
 771                         Map<Datatype, List<FunctionDefinition>> functionMap = jpaUtils.getFunctionDatatypeMap();
 772                         for (Map.Entry<Datatype,List<FunctionDefinition>> map: functionMap.entrySet()) {
 773                                 for (FunctionDefinition functionDef : map.getValue()) {
 774                                         dropDownOptions.put(functionDef.getShortname(),functionDef.getXacmlid());
 775                                 }
 776                         }
 777                 }
 778                 return dropDownOptions;
 779         }
 780
 781         private String getDataType(String key) {
 782
 783                 DecisionSettings decisionSettings = findDecisionSettingsBySettingId(key);
 784                 String dataType = null;
 785
 786                 if (decisionSettings != null && "string".equals(decisionSettings.getDatatypeBean().getShortName())) {
 787                         dataType = STRING_DATATYPE;
 788                 } else if (decisionSettings != null && "boolean".equals(decisionSettings.getDatatypeBean().getShortName())) {
 789                         dataType = BOOLEAN_DATATYPE;
 790                 } else {
 791                         dataType = INTEGER_DATATYPE;
 792                 }
 793
 794                 return dataType;
 795         }
 796
 797         @Override
 798         public Object getCorrectPolicyDataObject() {
 799                 return policyAdapter.getData();
 800         }
 801
 802 }