+ private static final Logger LOGGER = FlexLogger.getLogger(ClosedLoopPolicy.class);
+
+ public ClosedLoopPolicy() {
+ super();
+ }
+
+ public ClosedLoopPolicy(PolicyRestAdapter policyAdapter) {
+ this.policyAdapter = policyAdapter;
+ }
+
+ // save configuration of the policy based on the policyname
+ private void saveConfigurations(String policyName, String jsonBody) {
+
+ if (policyName.endsWith(".xml")) {
+ policyName = policyName.replace(".xml", "");
+ }
+ try (PrintWriter out = new PrintWriter(CONFIG_HOME + File.separator + policyName + ".json")) {
+ String body = jsonBody;
+ // Remove the trapMaxAge in Verification Signature
+ body = body.replace(",\"trapMaxAge\":null", "");
+ this.policyAdapter.setJsonBody(body);
+ out.println(body);
+ } catch (Exception e) {
+ LOGGER.error("Exception Occured while writing Configuration Data" + e);
+ }
+ }
+
+ // Utility to read json data from the existing file to a string
+ static String readFile(String path, Charset encoding) throws IOException {
+
+ byte[] encoded = Files.readAllBytes(Paths.get(path));
+ return new String(encoded, encoding);
+
+ }
+
+ // create the configuration file based on the policy name on adding the extension as .json
+ private String getConfigFile(String filename) {
+ filename = FilenameUtils.removeExtension(filename);
+ if (filename.endsWith(".xml")) {
+ filename = filename.substring(0, filename.length() - 4);
+ }
+ filename = filename + ".json";
+ return filename;
+ }
+
+ @Override
+ public Map<String, String> savePolicies() throws PAPException {
+
+ Map<String, String> successMap = new HashMap<>();
+ if (isPolicyExists()) {
+ successMap.put("EXISTS", "This Policy already exist on the PAP");
+ return successMap;
+ }
+
+ if (!isPreparedToSave()) {
+ prepareToSave();
+ }
+
+ // Until here we prepared the data and here calling the method to create xml.
+ Path newPolicyPath = null;
+ newPolicyPath = Paths.get(policyAdapter.getNewFileName());
+
+ successMap = createPolicy(newPolicyPath, getCorrectPolicyDataObject());
+ return successMap;
+ }
+
+ // This is the method for preparing the policy for saving. We have broken it out
+ // separately because the fully configured policy is used for multiple things
+ @Override
+ public boolean prepareToSave() throws PAPException {
+
+ if (isPreparedToSave()) {
+ // we have already done this
+ return true;
+ }
+
+ int version = 0;
+ String policyID = policyAdapter.getPolicyID();
+ version = policyAdapter.getHighestVersion();
+
+ // Create the Instance for pojo, PolicyType object is used in marshalling.
+ if (policyAdapter.getPolicyType().equals("Config")) {
+ PolicyType policyConfig = new PolicyType();
+
+ policyConfig.setVersion(Integer.toString(version));
+ policyConfig.setPolicyId(policyID);
+ policyConfig.setTarget(new TargetType());
+ policyAdapter.setData(policyConfig);
+ }
+ policyName = policyAdapter.getNewFileName();
+ if (policyAdapter.getData() != null) {
+ // Save the Configurations file with the policy name with extention based on selection.
+ String jsonBody = policyAdapter.getJsonBody();
+ saveConfigurations(policyName, jsonBody);
+
+ // Make sure the filename ends with an extension
+ if (policyName.endsWith(".xml") == false) {
+ policyName = policyName + ".xml";
+ }
+
+ PolicyType faultPolicy = (PolicyType) policyAdapter.getData();
+
+ faultPolicy.setDescription(policyAdapter.getPolicyDescription());
+
+ faultPolicy.setRuleCombiningAlgId(policyAdapter.getRuleCombiningAlgId());
+
+ AllOfType allOfOne = new AllOfType();
+ String fileName = policyAdapter.getNewFileName();
+ String name = fileName.substring(fileName.lastIndexOf("\\") + 1);
+ if ((name == null) || (name.equals(""))) {
+ name = fileName.substring(fileName.lastIndexOf("/") + 1);
+ }
+ allOfOne.getMatch().add(createMatch("PolicyName", name));
+ AllOfType allOf = new AllOfType();
+ // Adding the matches to AllOfType element
+ // Match for Onap
+ allOf.getMatch().add(createMatch("ONAPName", policyAdapter.getOnapName()));
+ // Match for riskType
+ allOf.getMatch().add(createDynamicMatch("RiskType", policyAdapter.getRiskType()));
+ // Match for riskLevel
+ allOf.getMatch().add(createDynamicMatch("RiskLevel", String.valueOf(policyAdapter.getRiskLevel())));
+ // Match for riskguard
+ allOf.getMatch().add(createDynamicMatch("guard", policyAdapter.getGuard()));
+ // Match for ttlDate
+ allOf.getMatch().add(createDynamicMatch("TTLDate", policyAdapter.getTtlDate()));
+
+ AnyOfType anyOf = new AnyOfType();
+ anyOf.getAllOf().add(allOfOne);
+ anyOf.getAllOf().add(allOf);
+
+ TargetType target = new TargetType();
+ ((TargetType) target).getAnyOf().add(anyOf);
+ // Adding the target to the policy element
+ faultPolicy.setTarget((TargetType) target);
+
+ RuleType rule = new RuleType();
+ rule.setRuleId(policyAdapter.getRuleID());
+ rule.setEffect(EffectType.PERMIT);
+
+ // Create Target in Rule
+ AllOfType allOfInRule = new AllOfType();
+
+ // Creating match for ACCESS in rule target
+ MatchType accessMatch = new MatchType();
+ AttributeValueType accessAttributeValue = new AttributeValueType();
+ accessAttributeValue.setDataType(STRING_DATATYPE);
+ accessAttributeValue.getContent().add("ACCESS");
+ accessMatch.setAttributeValue(accessAttributeValue);
+ AttributeDesignatorType accessAttributeDesignator = new AttributeDesignatorType();
+ URI accessURI = null;
+ try {
+ accessURI = new URI(ACTION_ID);
+ } catch (URISyntaxException e) {
+ PolicyLogger.error(MessageCodes.EXCEPTION_ERROR, e, "CreateClosedLoopPolicy",
+ "Exception creating ACCESS URI");
+ }
+ accessAttributeDesignator.setCategory(CATEGORY_ACTION);
+ accessAttributeDesignator.setDataType(STRING_DATATYPE);
+ accessAttributeDesignator.setAttributeId(new IdentifierImpl(accessURI).stringValue());
+ accessMatch.setAttributeDesignator(accessAttributeDesignator);
+ accessMatch.setMatchId(FUNCTION_STRING_EQUAL_IGNORE);
+
+ // Creating Config Match in rule Target
+ MatchType closedMatch = new MatchType();
+ AttributeValueType closedAttributeValue = new AttributeValueType();
+ closedAttributeValue.setDataType(STRING_DATATYPE);
+ closedAttributeValue.getContent().add("Config");
+ closedMatch.setAttributeValue(closedAttributeValue);
+ AttributeDesignatorType closedAttributeDesignator = new AttributeDesignatorType();
+ URI closedURI = null;
+ try {
+ closedURI = new URI(RESOURCE_ID);
+ } catch (URISyntaxException e) {
+ PolicyLogger.error(MessageCodes.EXCEPTION_ERROR, e, "CreateClosedLoopPolicy",
+ "Exception creating closed URI");
+ }
+ closedAttributeDesignator.setCategory(CATEGORY_RESOURCE);
+ closedAttributeDesignator.setDataType(STRING_DATATYPE);
+ closedAttributeDesignator.setAttributeId(new IdentifierImpl(closedURI).stringValue());
+ closedMatch.setAttributeDesignator(closedAttributeDesignator);
+ closedMatch.setMatchId(FUNCTION_STRING_EQUAL_IGNORE);
+
+ allOfInRule.getMatch().add(accessMatch);
+ allOfInRule.getMatch().add(closedMatch);
+
+ AnyOfType anyOfInRule = new AnyOfType();
+ anyOfInRule.getAllOf().add(allOfInRule);
+
+ TargetType targetInRule = new TargetType();
+ targetInRule.getAnyOf().add(anyOfInRule);
+
+ rule.setTarget(targetInRule);
+ rule.setAdviceExpressions(getAdviceExpressions(version, policyName));
+
+ faultPolicy.getCombinerParametersOrRuleCombinerParametersOrVariableDefinition().add(rule);
+ policyAdapter.setPolicyData(faultPolicy);
+
+ } else {
+ PolicyLogger.error("Unsupported data object." + policyAdapter.getData().getClass().getCanonicalName());
+ }
+
+ setPreparedToSave(true);
+ return true;
+ }
+
+ // Data required for Advice part is setting here.
+ private AdviceExpressionsType getAdviceExpressions(int version, String fileName) {
+ AdviceExpressionsType advices = new AdviceExpressionsType();
+ AdviceExpressionType advice = new AdviceExpressionType();
+ advice.setAdviceId("faultID");
+ advice.setAppliesTo(EffectType.PERMIT);
+ // For Configuration
+ AttributeAssignmentExpressionType assignment1 = new AttributeAssignmentExpressionType();
+ assignment1.setAttributeId("type");
+ assignment1.setCategory(CATEGORY_RESOURCE);
+ assignment1.setIssuer("");
+
+ AttributeValueType configNameAttributeValue = new AttributeValueType();
+ configNameAttributeValue.setDataType(STRING_DATATYPE);
+ configNameAttributeValue.getContent().add("Configuration");
+ assignment1.setExpression(new ObjectFactory().createAttributeValue(configNameAttributeValue));
+
+ advice.getAttributeAssignmentExpression().add(assignment1);
+ // For Config file Url if configurations are provided.
+ AttributeAssignmentExpressionType assignment2 = new AttributeAssignmentExpressionType();
+ assignment2.setAttributeId("URLID");
+ assignment2.setCategory(CATEGORY_RESOURCE);
+ assignment2.setIssuer("");
+
+ AttributeValueType AttributeValue = new AttributeValueType();
+ AttributeValue.setDataType(URI_DATATYPE);
+ String content = CONFIG_URL + "/Config/" + getConfigFile(policyName);
+ System.out.println("URL value :" + content);
+ AttributeValue.getContent().add(content);
+ assignment2.setExpression(new ObjectFactory().createAttributeValue(AttributeValue));
+
+ advice.getAttributeAssignmentExpression().add(assignment2);
+ AttributeAssignmentExpressionType assignment3 = new AttributeAssignmentExpressionType();
+ assignment3.setAttributeId("PolicyName");
+ assignment3.setCategory(CATEGORY_RESOURCE);
+ assignment3.setIssuer("");
+
+ AttributeValueType attributeValue3 = new AttributeValueType();
+ attributeValue3.setDataType(STRING_DATATYPE);
+ fileName = FilenameUtils.removeExtension(fileName);
+ fileName = fileName + ".xml";
+ String name = fileName.substring(fileName.lastIndexOf("\\") + 1);
+ if ((name == null) || (name.equals(""))) {
+ name = fileName.substring(fileName.lastIndexOf("/") + 1);
+ }
+ attributeValue3.getContent().add(name);
+ assignment3.setExpression(new ObjectFactory().createAttributeValue(attributeValue3));
+ advice.getAttributeAssignmentExpression().add(assignment3);
+
+ AttributeAssignmentExpressionType assignment4 = new AttributeAssignmentExpressionType();
+ assignment4.setAttributeId("VersionNumber");
+ assignment4.setCategory(CATEGORY_RESOURCE);
+ assignment4.setIssuer("");
+
+ AttributeValueType configNameAttributeValue4 = new AttributeValueType();
+ configNameAttributeValue4.setDataType(STRING_DATATYPE);
+ configNameAttributeValue4.getContent().add(Integer.toString(version));
+ assignment4.setExpression(new ObjectFactory().createAttributeValue(configNameAttributeValue4));
+
+ advice.getAttributeAssignmentExpression().add(assignment4);
+
+ AttributeAssignmentExpressionType assignment5 = new AttributeAssignmentExpressionType();
+ assignment5.setAttributeId("matching:" + ONAPID);
+ assignment5.setCategory(CATEGORY_RESOURCE);
+ assignment5.setIssuer("");
+
+ AttributeValueType configNameAttributeValue5 = new AttributeValueType();
+ configNameAttributeValue5.setDataType(STRING_DATATYPE);
+ configNameAttributeValue5.getContent().add(policyAdapter.getOnapName());
+ assignment5.setExpression(new ObjectFactory().createAttributeValue(configNameAttributeValue5));
+
+ advice.getAttributeAssignmentExpression().add(assignment5);
+
+ // Risk Attributes
+ AttributeAssignmentExpressionType assignment6 = new AttributeAssignmentExpressionType();
+ assignment6.setAttributeId("RiskType");
+ assignment6.setCategory(CATEGORY_RESOURCE);
+ assignment6.setIssuer("");
+
+ AttributeValueType configNameAttributeValue6 = new AttributeValueType();
+ configNameAttributeValue6.setDataType(STRING_DATATYPE);
+ configNameAttributeValue6.getContent().add(policyAdapter.getRiskType());
+ assignment6.setExpression(new ObjectFactory().createAttributeValue(configNameAttributeValue6));
+
+ advice.getAttributeAssignmentExpression().add(assignment6);
+
+ AttributeAssignmentExpressionType assignment7 = new AttributeAssignmentExpressionType();
+ assignment7.setAttributeId("RiskLevel");
+ assignment7.setCategory(CATEGORY_RESOURCE);
+ assignment7.setIssuer("");
+
+ AttributeValueType configNameAttributeValue7 = new AttributeValueType();
+ configNameAttributeValue7.setDataType(STRING_DATATYPE);
+ configNameAttributeValue7.getContent().add(policyAdapter.getRiskLevel());
+ assignment7.setExpression(new ObjectFactory().createAttributeValue(configNameAttributeValue7));
+
+ advice.getAttributeAssignmentExpression().add(assignment7);
+
+ AttributeAssignmentExpressionType assignment8 = new AttributeAssignmentExpressionType();
+ assignment8.setAttributeId("guard");
+ assignment8.setCategory(CATEGORY_RESOURCE);
+ assignment8.setIssuer("");
+
+ AttributeValueType configNameAttributeValue8 = new AttributeValueType();
+ configNameAttributeValue8.setDataType(STRING_DATATYPE);
+ configNameAttributeValue8.getContent().add(policyAdapter.getGuard());
+ assignment8.setExpression(new ObjectFactory().createAttributeValue(configNameAttributeValue8));
+
+ advice.getAttributeAssignmentExpression().add(assignment8);
+
+ AttributeAssignmentExpressionType assignment9 = new AttributeAssignmentExpressionType();
+ assignment9.setAttributeId("TTLDate");
+ assignment9.setCategory(CATEGORY_RESOURCE);
+ assignment9.setIssuer("");
+
+ AttributeValueType configNameAttributeValue9 = new AttributeValueType();
+ configNameAttributeValue9.setDataType(STRING_DATATYPE);
+ configNameAttributeValue9.getContent().add(policyAdapter.getTtlDate());
+ assignment9.setExpression(new ObjectFactory().createAttributeValue(configNameAttributeValue9));
+
+ advice.getAttributeAssignmentExpression().add(assignment9);
+
+ advices.getAdviceExpression().add(advice);
+ return advices;
+ }
+
+ @Override
+ public Object getCorrectPolicyDataObject() {
+ return policyAdapter.getPolicyData();
+ }