Monitoring policy creation foundation

Upgrde to xacml v2.0.0 release artifact.

Some re-arrangement of classes. New class to support a
common dictionary among the monitoring applications. I
may move it to a common under the main since some of the
values are shareable.

Created application service provider, so the XACML
main knows what policy types are pre-loaded and can
report them back to the PAP.

struggled with cucumber, which does not create
TemporaryFolder although the documentation says its
supported.

Added a new Policy Finder specific to ONAP which does
quicker job to load policies.

Issue-ID: POLICY-1273
Change-Id: I4af15a64da3b42d48f29809710421b1649625adc
Signed-off-by: Pamela Dragosh <pdragosh@research.att.com>

19 files changed, 1214 insertions, 44 deletions

diff --git a/applications/monitoring/pom.xml b/applications/monitoring/pom.xml
index 6da9749d..018c3722 100644
--- a/applications/monitoring/pom.xml
+++ b/applications/monitoring/pom.xml
@@ -42,6 +42,11 @@
             <artifactId>common-parameters</artifactId>
             <version>${policy.common.version}</version>
         </dependency>
+        <dependency>
+            <groupId>org.onap.policy.xacml-pdp.applications</groupId>
+            <artifactId>common</artifactId>
+            <version>${project.version}</version>
+        </dependency>
     </dependencies>
 
     <build>
diff --git a/applications/monitoring/src/main/java/org/onap/policy/xacml/pdp/engine/OnapXacmlPdpEngine.java b/applications/monitoring/src/main/java/org/onap/policy/xacml/pdp/engine/OnapXacmlPdpEngine.java
index c6719ecb..6c53566a 100644
--- a/applications/monitoring/src/main/java/org/onap/policy/xacml/pdp/engine/OnapXacmlPdpEngine.java
+++ b/applications/monitoring/src/main/java/org/onap/policy/xacml/pdp/engine/OnapXacmlPdpEngine.java
@@ -22,6 +22,518 @@
 
 package org.onap.policy.xacml.pdp.engine;
 
-public class OnapXacmlPdpEngine {
+import com.att.research.xacml.api.Request;
+import com.att.research.xacml.api.Response;
+import com.att.research.xacml.api.XACML3;
+import com.att.research.xacml.api.pdp.PDPEngine;
+import com.att.research.xacml.api.pdp.PDPEngineFactory;
+import com.att.research.xacml.api.pdp.PDPException;
+import com.att.research.xacml.util.FactoryException;
+import com.att.research.xacml.util.XACMLPolicyScanner;
+import com.att.research.xacml.util.XACMLProperties;
+import com.google.common.collect.Lists;
+
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Properties;
+import java.util.Set;
+
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.AnyOfType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeAssignmentExpressionType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.AttributeValueType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.EffectType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.MatchType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.ObjectFactory;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.ObligationExpressionType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.ObligationExpressionsType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.PolicySetType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.PolicyType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.RuleType;
+import oasis.names.tc.xacml._3_0.core.schema.wd_17.TargetType;
+
+import org.json.JSONObject;
+import org.onap.policy.pdp.xacml.application.common.ToscaDictionary;
+import org.onap.policy.pdp.xacml.application.common.ToscaPolicyConversionException;
+import org.onap.policy.pdp.xacml.application.common.ToscaPolicyConverter;
+import org.onap.policy.pdp.xacml.application.common.ToscaPolicyConverterUtils;
+import org.onap.policy.pdp.xacml.application.common.XacmlApplicationServiceProvider;
+import org.onap.policy.pdp.xacml.application.common.XacmlUpdatePolicyUtils;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.yaml.snakeyaml.Yaml;
+
+/**
+ * This is the engine class that manages the instance of the XACML PDP engine.
+ *
+ * <p>It is responsible for initializing it and shutting it down properly in a thread-safe manner.
+ *
+ *
+ * @author pameladragosh
+ *
+ */
+public class OnapXacmlPdpEngine implements ToscaPolicyConverter, XacmlApplicationServiceProvider {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(OnapXacmlPdpEngine.class);
+    private static final String ONAP_MONITORING_BASE_POLICY_TYPE = "onap.Monitoring";
+    private static final String ONAP_MONITORING_DERIVED_POLICY_TYPE = "onap.policies.monitoring";
+
+
+    private Path pathForData = null;
+    private Properties pdpProperties = null;
+    private PDPEngine pdpEngine = null;
+    private Map<String, String> supportedPolicyTypes = new HashMap<>();
+
+    /**
+     * Constructor.
+     */
+    public OnapXacmlPdpEngine() {
+        //
+        // By default this supports just Monitoring policy types
+        //
+        supportedPolicyTypes.put(ONAP_MONITORING_BASE_POLICY_TYPE, "1.0.0");
+    }
+
+    /**
+     * Load properties from given file.
+     *
+     * @param location Path and filename
+     * @throws IOException If unable to read file
+     */
+    public synchronized void loadXacmlProperties(String location) throws IOException {
+        try (InputStream is = new FileInputStream(location)) {
+            pdpProperties.load(is);
+        }
+    }
+
+    /**
+     * Stores the XACML Properties to the given file location.
+     *
+     * @param location File location including name
+     * @throws IOException If unable to store the file.
+     */
+    public synchronized void storeXacmlProperties(String location) throws IOException {
+        try (OutputStream os = new FileOutputStream(location)) {
+            String strComments = "#";
+            pdpProperties.store(os, strComments);
+        }
+    }
+
+    /**
+     * Make a decision call.
+     *
+     * @param request Incoming request object
+     * @return Response object
+     */
+    public synchronized Response decision(Request request) {
+        //
+        // This is what we need to return
+        //
+        Response response = null;
+        //
+        // Track some timing
+        //
+        long timeStart = System.currentTimeMillis();
+        try {
+            response = this.pdpEngine.decide(request);
+        } catch (PDPException e) {
+            LOGGER.error("{}", e);
+        } finally {
+            //
+            // Track the end of timing
+            //
+            long timeEnd = System.currentTimeMillis();
+            LOGGER.info("Elapsed Time: {}ms", (timeEnd - timeStart));
+        }
+        return response;
+    }
+
+    @Override
+    public String applicationName() {
+        return "Monitoring Application";
+    }
+
+    @Override
+    public List<String> actionDecisionsSupported() {
+        return Arrays.asList("configure");
+    }
+
+    @Override
+    public synchronized void initialize(Path pathForData) {
+        //
+        // Save our path
+        //
+        this.pathForData = pathForData;
+        LOGGER.debug("New Path is {}", this.pathForData.toAbsolutePath());
+        //
+        // Look for and load the properties object
+        //
+        Path propertyPath = Paths.get(this.pathForData.toAbsolutePath().toString(), "xacml.properties");
+        LOGGER.debug("Looking for {}", propertyPath.toAbsolutePath());
+        try (InputStream is = new FileInputStream(propertyPath.toAbsolutePath().toString()) ) {
+            //
+            // Create a new properties object
+            //
+            pdpProperties = new Properties();
+            //
+            // Load it with our values
+            //
+            pdpProperties.load(is);
+            LOGGER.debug("{}", pdpProperties);
+        } catch (IOException e) {
+            LOGGER.error("{}", e);
+        }
+        //
+        // Now initialize the XACML PDP Engine
+        //
+        try {
+            PDPEngineFactory factory = PDPEngineFactory.newInstance();
+            this.pdpEngine = factory.newEngine(pdpProperties);
+        } catch (FactoryException e) {
+            LOGGER.error("{}", e);
+        }
+    }
+
+    @Override
+    public synchronized List<String> supportedPolicyTypes() {
+        return Lists.newArrayList(supportedPolicyTypes.keySet());
+    }
+
+    @Override
+    public boolean canSupportPolicyType(String policyType, String policyTypeVersion) {
+        //
+        // For Monitoring, we will attempt to support all versions
+        // of the policy type. Since we are only packaging a decision
+        // back with a JSON payload of the property contents.
+        //
+        return (policyType.equals(ONAP_MONITORING_BASE_POLICY_TYPE)
+                || policyType.startsWith(ONAP_MONITORING_DERIVED_POLICY_TYPE));
+    }
+
+    @Override
+    public synchronized void loadPolicies(Map<String, Object> toscaPolicies) {
+        //
+        //
+        //
+        try {
+            //
+            // Convert the policies first
+            //
+            List<PolicyType> listPolicies = this.convertPolicies(toscaPolicies);
+            if (listPolicies.isEmpty()) {
+                throw new ToscaPolicyConversionException("Converted 0 policies");
+            }
+            //
+            // Read in our Root Policy
+            //
+            Set<String> roots = XACMLProperties.getRootPolicyIDs(pdpProperties);
+            if (roots.isEmpty()) {
+                throw new ToscaPolicyConversionException("There are NO root policies defined");
+            }
+            //
+            // Really only should be one
+            //
+            String rootFile = pdpProperties.getProperty(roots.iterator().next() + ".file");
+            try (InputStream is = new FileInputStream(rootFile)) {
+                Object policyData = XACMLPolicyScanner.readPolicy(is);
+                //
+                // Should be a PolicySet
+                //
+                if (policyData instanceof PolicySetType) {
+                    PolicyType[] newPolicies = listPolicies.toArray(new PolicyType[listPolicies.size()]);
+                    PolicySetType newRootPolicy =
+                            XacmlUpdatePolicyUtils.updateXacmlRootPolicy((PolicySetType) policyData, newPolicies);
+                    //
+                    // Save the new Policies to disk
+                    //
+
+                    //
+                    // Save the root policy to disk
+                    //
+
+                    //
+                    // Update properties to declare the referenced policies
+                    //
+
+                    //
+                    // Write the policies to disk
+                    //
+
+                } else {
+                    throw new ToscaPolicyConversionException("Root policy isn't a PolicySet");
+                }
+            }
+            //
+            // Add to the root policy
+            //
+        } catch (IOException | ToscaPolicyConversionException e) {
+            LOGGER.error("Failed to loadPolicies {}", e);
+        }
+    }
+
+    @Override
+    public synchronized JSONObject makeDecision(JSONObject jsonSchema) {
+        return null;
+    }
+
+    @Override
+    public List<PolicyType> convertPolicies(Map<String, Object> toscaObject) throws ToscaPolicyConversionException {
+        //
+        // Return the policies
+        //
+        return scanAndConvertPolicies(toscaObject);
+    }
+
+    @Override
+    public List<PolicyType> convertPolicies(InputStream isToscaPolicy) throws ToscaPolicyConversionException {
+        //
+        // Have snakeyaml parse the object
+        //
+        Yaml yaml = new Yaml();
+        Map<String, Object> toscaObject = yaml.load(isToscaPolicy);
+        //
+        // Return the policies
+        //
+        return scanAndConvertPolicies(toscaObject);
+    }
+
+    @SuppressWarnings("unchecked")
+    private List<PolicyType> scanAndConvertPolicies(Map<String, Object> toscaObject)
+            throws ToscaPolicyConversionException {
+        //
+        // Our return object
+        //
+        List<PolicyType> scannedPolicies = new ArrayList<>();
+        //
+        // Iterate each of the Policies
+        //
+        List<Object> policies = (List<Object>) toscaObject.get("policies");
+        for (Object policyObject : policies) {
+            //
+            // Get the contents
+            //
+            LOGGER.debug("Found policy {}", policyObject.getClass());
+            Map<String, Object> policyContents = (Map<String, Object>) policyObject;
+            for (Entry<String, Object> entrySet : policyContents.entrySet()) {
+                LOGGER.info("Entry set {}", entrySet);
+                //
+                // Convert this policy
+                //
+                PolicyType policy = this.convertPolicy(entrySet);
+                //
+                // Convert and add in the new policy
+                //
+                scannedPolicies.add(policy);
+            }
+        }
+
+        return scannedPolicies;
+    }
+
+    @SuppressWarnings("unchecked")
+    private PolicyType convertPolicy(Entry<String, Object> entrySet) throws ToscaPolicyConversionException {
+        //
+        // Policy name should be at the root
+        //
+        String policyName = entrySet.getKey();
+        Map<String, Object> policyDefinition = (Map<String, Object>) entrySet.getValue();
+        //
+        // Set it as the policy ID
+        //
+        PolicyType newPolicyType = new PolicyType();
+        newPolicyType.setPolicyId(policyName);
+        //
+        // Optional description
+        //
+        if (policyDefinition.containsKey("description")) {
+            newPolicyType.setDescription(policyDefinition.get("description").toString());
+        }
+        //
+        // There should be a metadata section
+        //
+        if (! policyDefinition.containsKey("metadata")) {
+            throw new ToscaPolicyConversionException(policyName + " missing metadata section");
+        }
+        this.fillMetadataSection(newPolicyType,
+                (Map<String, Object>) policyDefinition.get("metadata"));
+        //
+        // Set the combining rule
+        //
+        newPolicyType.setRuleCombiningAlgId(XACML3.ID_RULE_FIRST_APPLICABLE.stringValue());
+        //
+        // Generate the TargetType
+        //
+        //
+        // There should be a metadata section
+        //
+        if (! policyDefinition.containsKey("type")) {
+            throw new ToscaPolicyConversionException(policyName + " missing type value");
+        }
+        if (! policyDefinition.containsKey("version")) {
+            throw new ToscaPolicyConversionException(policyName + " missing version value");
+        }
+        TargetType target = this.generateTargetType(policyName,
+                policyDefinition.get("type").toString(),
+                policyDefinition.get("version").toString());
+        newPolicyType.setTarget(target);
+        //
+        // Now create the Permit Rule
+        // No target since the policy has a target
+        // With obligations.
+        //
+        RuleType rule = new RuleType();
+        rule.setDescription("Default is to PERMIT if the policy matches.");
+        rule.setRuleId(policyName + ":rule");
+        rule.setEffect(EffectType.PERMIT);
+        rule.setTarget(new TargetType());
+        //
+        // There should be properties section - this data ends up as a
+        // JSON BLOB that is returned back to calling application.
+        //
+        if (! policyDefinition.containsKey("properties")) {
+            throw new ToscaPolicyConversionException(policyName + " missing properties section");
+        }
+        addObligation(rule,
+                (Map<String, Object>) policyDefinition.get("properties"));
+        //
+        // Add the rule to the policy
+        //
+        newPolicyType.getCombinerParametersOrRuleCombinerParametersOrVariableDefinition().add(rule);
+        //
+        // Return our new policy
+        //
+        return newPolicyType;
+    }
+
+    /**
+     * From the TOSCA metadata section, pull in values that are needed into the XACML policy.
+     *
+     * @param policy Policy Object to store the metadata
+     * @param metadata The Metadata TOSCA Map
+     * @return Same Policy Object
+     * @throws ToscaPolicyConversionException If there is something missing from the metadata
+     */
+    private PolicyType fillMetadataSection(PolicyType policy,
+            Map<String, Object> metadata) throws ToscaPolicyConversionException {
+        if (! metadata.containsKey("policy-id")) {
+            throw new ToscaPolicyConversionException(policy.getPolicyId() + " missing metadata policy-id");
+        } else {
+            //
+            // Do nothing here - the XACML PolicyId is used from TOSCA Policy Name field
+            //
+        }
+        if (! metadata.containsKey("policy-version")) {
+            throw new ToscaPolicyConversionException(policy.getPolicyId() + " missing metadata policy-version");
+        } else {
+            //
+            // Add in the Policy Version
+            //
+            policy.setVersion(metadata.get("policy-version").toString());
+        }
+        return policy;
+    }
+
+    private TargetType generateTargetType(String policyId, String policyType, String policyTypeVersion) {
+        //
+        // Create all the match's that are possible
+        //
+        // This is for the Policy Id
+        //
+        MatchType matchPolicyId = ToscaPolicyConverterUtils.buildMatchTypeDesignator(
+                XACML3.ID_FUNCTION_STRING_EQUAL,
+                policyId,
+                XACML3.ID_DATATYPE_STRING,
+                ToscaDictionary.ID_RESOURCE_POLICY_ID,
+                XACML3.ID_ATTRIBUTE_CATEGORY_RESOURCE);
+        //
+        // This is for the Policy Type
+        //
+        MatchType matchPolicyType = ToscaPolicyConverterUtils.buildMatchTypeDesignator(
+                XACML3.ID_FUNCTION_STRING_EQUAL,
+                policyType,
+                XACML3.ID_DATATYPE_STRING,
+                ToscaDictionary.ID_RESOURCE_POLICY_TYPE,
+                XACML3.ID_ATTRIBUTE_CATEGORY_RESOURCE);
+        //
+        // This is for the Policy Type version
+        //
+        MatchType matchPolicyTypeVersion = ToscaPolicyConverterUtils.buildMatchTypeDesignator(
+                XACML3.ID_FUNCTION_STRING_EQUAL,
+                policyTypeVersion,
+                XACML3.ID_DATATYPE_STRING,
+                ToscaDictionary.ID_RESOURCE_POLICY_TYPE_VERSION,
+                XACML3.ID_ATTRIBUTE_CATEGORY_RESOURCE);
+        //
+        // This is our outer AnyOf - which is an OR
+        //
+        AnyOfType anyOf = new AnyOfType();
+        //
+        // Create AllOf (AND) of just Policy Id
+        //
+        anyOf.getAllOf().add(ToscaPolicyConverterUtils.buildAllOf(matchPolicyId));
+        //
+        // Create AllOf (AND) of just Policy Type
+        //
+        anyOf.getAllOf().add(ToscaPolicyConverterUtils.buildAllOf(matchPolicyType));
+        //
+        // Create AllOf (AND) of Policy Type and Policy Type Version
+        //
+        anyOf.getAllOf().add(ToscaPolicyConverterUtils.buildAllOf(matchPolicyType, matchPolicyTypeVersion));
+        //
+        // Now we can create the TargetType, add the top-level anyOf (OR),
+        // and return the value.
+        //
+        TargetType target = new TargetType();
+        target.getAnyOf().add(anyOf);
+        return target;
+    }
+
+    private RuleType addObligation(RuleType rule, Map<String, Object> properties) {
+        //
+        // Convert the YAML Policy to JSON Object
+        //
+        JSONObject jsonObject = new JSONObject(properties);
+        if (LOGGER.isDebugEnabled()) {
+            LOGGER.debug("JSON conversion {}{}", System.lineSeparator(), jsonObject);
+        }
+        //
+        // Create an AttributeValue for it
+        //
+        AttributeValueType value = new AttributeValueType();
+        value.setDataType(ToscaDictionary.ID_OBLIGATION_POLICY_MONITORING_DATATYPE.stringValue());
+        value.getContent().add(jsonObject.toString());
+        //
+        // Create our AttributeAssignmentExpression where we will
+        // store the contents of the policy in JSON format.
+        //
+        AttributeAssignmentExpressionType expressionType = new AttributeAssignmentExpressionType();
+        expressionType.setAttributeId(ToscaDictionary.ID_OBLIGATION_POLICY_MONITORING_CONTENTS.stringValue());
+        ObjectFactory factory = new ObjectFactory();
+        expressionType.setExpression(factory.createAttributeValue(value));
+        //
+        // Create an ObligationExpression for it
+        //
+        ObligationExpressionType obligation = new ObligationExpressionType();
+        obligation.setFulfillOn(EffectType.PERMIT);
+        obligation.setObligationId(ToscaDictionary.ID_OBLIGATION_REST_BODY.stringValue());
+        obligation.getAttributeAssignmentExpression().add(expressionType);
+        //
+        // Now we can add it into the rule
+        //
+        ObligationExpressionsType obligations = new ObligationExpressionsType();
+        obligations.getObligationExpression().add(obligation);
+        rule.setObligationExpressions(obligations);
+        return rule;
+    }
 
 }
diff --git a/applications/monitoring/src/main/resources/META-INF/services/org.onap.policy.pdp.xacml.application.common.XacmlApplicationServiceProvider b/applications/monitoring/src/main/resources/META-INF/services/org.onap.policy.pdp.xacml.application.common.XacmlApplicationServiceProvider
new file mode 100644
index 00000000..5c8dd5e6
--- /dev/null
+++ b/applications/monitoring/src/main/resources/META-INF/services/org.onap.policy.pdp.xacml.application.common.XacmlApplicationServiceProvider
@@ -0,0 +1 @@
+org.onap.policy.xacml.pdp.engine.OnapXacmlPdpEngine
\ No newline at end of file
diff --git a/applications/monitoring/src/main/resources/RootMonitoringPolicy.xml b/applications/monitoring/src/main/resources/RootMonitoringPolicy.xml
index 3ac716e8..33b28815 100644
--- a/applications/monitoring/src/main/resources/RootMonitoringPolicy.xml
+++ b/applications/monitoring/src/main/resources/RootMonitoringPolicy.xml
@@ -1,5 +1,5 @@
-<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
-<Policy xmlns="urn:oasis:names:tc:xacml:3.0:core:schema:wd-17" PolicyId="urn:org:onap:monitoring:policy:id" Version="1" RuleCombiningAlgId="urn:oasis:names:tc:xacml:1.0:rule-combining-algorithm:first-applicable">
+<?xml version="1.0" encoding="UTF-8" standalone="no"?>
+<PolicySet xmlns="urn:oasis:names:tc:xacml:3.0:core:schema:wd-17" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" PolicyCombiningAlgId="urn:com:att:xacml:3.0:policy-combining-algorithm:combined-deny-overrides" PolicySetId="urn:org:onap:monitoring:policy:id" Version="1.0" xsi:schemaLocation="urn:oasis:names:tc:xacml:3.0:policy:schema:os access_control-xacml-2.0-policy-schema-os.xsd">
     <Description>The root policy for supporting in-memory onap.Monitoring policy-type policies.</Description>
     <Target>
         <AnyOf>
@@ -19,24 +19,18 @@
             </AllOf>
         </AnyOf>
     </Target>
-    <Rule RuleId="urn:org:onap:xacml:rule:id:da3338f3-8a9d-4bc7-8266-35b886516354" Effect="Permit">
-        <Description>PERMIT - TO BE FILLED IN</Description>
-        <Target>
-            <AnyOf>
-                <AllOf>
-                    <Match MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
-                        <AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">John</AttributeValue>
-                        <AttributeDesignator Category="urn:oasis:names:tc:xacml:1.0:subject-category:access-subject" AttributeId="urn:oasis:names:tc:xacml:1.0:subject:subject-id" DataType="http://www.w3.org/2001/XMLSchema#string" MustBePresent="false"/>
-                    </Match>
-                    <Match MatchId="urn:oasis:names:tc:xacml:3.0:function:string-equal-ignore-case">
-                        <AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">ACCESS</AttributeValue>
-                        <AttributeDesignator Category="urn:oasis:names:tc:xacml:3.0:attribute-category:action" AttributeId="urn:oasis:names:tc:xacml:1.0:action:action-id" DataType="http://www.w3.org/2001/XMLSchema#string" MustBePresent="false"/>
-                    </Match>
-                </AllOf>
-            </AnyOf>
-        </Target>
-    </Rule>
-    <Rule RuleId="urn:org:onap:xacml:rule:id:74caee98-bd05-4bb5-917c-a26ef80bb0f4" Effect="Deny">
-        <Description>Default is DENY</Description>
-    </Rule>
-</Policy>
+    <!--
+
+    New Policies created from TOSCA policies can be stored like this.
+    
+    <PolicyIdReference>onap.scaleout.tca</PolicyIdReference>
+    <PolicySetIdReference>urn:oasis:names:tc:xacml:2.0:conformance-test:IIE001:policyset1</PolicySetIdReference>
+    -->
+    <Policy PolicyId="default" Version="1.0" RuleCombiningAlgId="urn:oasis:names:tc:xacml:3.0:rule-combining-algorithm:permit-unless-deny" >
+        <Description>Default is to allow a permit - returning 0 obligations</Description>
+        <Target/>
+        <Rule RuleId="default" Effect="Permit">
+            <Target/>
+        </Rule>
+    </Policy>
+</PolicySet>
\ No newline at end of file
diff --git a/applications/monitoring/src/test/java/cucumber/Stepdefs.java b/applications/monitoring/src/test/java/cucumber/Stepdefs.java
index 6915afdb..ca5efa46 100644
--- a/applications/monitoring/src/test/java/cucumber/Stepdefs.java
+++ b/applications/monitoring/src/test/java/cucumber/Stepdefs.java
@@ -22,27 +22,204 @@
 
 package cucumber;
 
+import com.att.research.xacml.std.annotations.XACMLAction;
+import com.att.research.xacml.std.annotations.XACMLRequest;
+import com.att.research.xacml.std.annotations.XACMLResource;
+import com.att.research.xacml.std.annotations.XACMLSubject;
+
 import cucumber.api.java.en.Given;
 import cucumber.api.java.en.Then;
 import cucumber.api.java.en.When;
 
+import org.junit.ClassRule;
+import org.junit.rules.TemporaryFolder;
+
 public class Stepdefs {
 
-    @Given("TCA Policy is loaded")
-    public void tca_Policy_is_loaded() {
-        // Write code here that turns the phrase above into concrete actions
-        throw new cucumber.api.PendingException();
+    /*
+
+    private static final Logger logger = LoggerFactory.getLogger(Stepdefs.class);
+
+    public static OnapXacmlPdpEngine onapPdpEngine;
+    public static Properties properties;
+    public static Map<String, Object> tcaPolicy;
+    public static Request request;
+    public static File pathProperties;
+    public static File pathRootPolicy;
+
+    /**
+     * Temporary folder where we will store newly created policies.
+     */
+    @ClassRule
+    public TemporaryFolder policyFolder = new TemporaryFolder();
+
+    /**
+     * This is a simple annotation class to simulate
+     * requests coming in.
+     */
+    @XACMLRequest(ReturnPolicyIdList = true)
+    public class MyXacmlRequest {
+
+        @XACMLSubject(includeInResults = true)
+        String onapName = "DCAE";
+
+        @XACMLResource(includeInResults = true)
+        String resource = "onap.policies.Monitoring";
+
+        @XACMLAction()
+        String action = "configure";
+    }
+
+    /**
+     * Initialization.
+     */
+    @Given("Initialization")
+    public void initialization() {
+        /*
+        //
+        // Everything initializes upon startup
+        //
+        assertThatCode(() -> {
+            //
+            // Assume XACML REST Controller loads PDP engine
+            //
+            onapPdpEngine = new OnapXacmlPdpEngine();
+            //
+            // Come up with defaults
+            //
+            File path = Paths.get("src/test/resources").toFile();
+            /*
+        //    try (InputStream is = new FileInputStream("src/test/resources/xacml.properties")) {
+      //          properties = new Properties();
+    //            properties.load(is);
+  //              onapPdpEngine.initializeEngine(properties);
+//            }
+            onapPdpEngine.initialize(path.toPath());
+            //
+            // Store the properties in new path
+            //
+            // JUNIT IS CRASHING - THE TEMP FOLDER NOT CREATED -->
+            //pathProperties = policyFolder.newFile("xacml.properties");
+            //
+            // Store the root policies
+            //
+            for (String rootPolicyId : XACMLProperties.getRootPolicyIDs(properties)) {
+                logger.debug("Root policy id: " + rootPolicyId);
+            }
+
+        }).doesNotThrowAnyException();
+        */
+    }
+
+    /**
+     * Initialization.
+     */
+    @When("Decision Requested")
+    public void decision_Requested() {
+        /*
+        //
+        // Simulate a request coming in from Xacml REST server
+        //
+        assertThatCode(() -> {
+            request = RequestParser.parseRequest(new MyXacmlRequest());
+        }).doesNotThrowAnyException();
+        */
+    }
+
+    /**
+     * Initialization.
+     */
+    @Then("Decision Permit {int} Obligations")
+    public void decision_Permit_Obligations(Integer int1) {
+        /*
+        Response response = onapPdpEngine.decision(request);
+        for (Result result : response.getResults()) {
+            logger.debug(result.getDecision().toString());
+            assertEquals(Decision.PERMIT, result.getDecision());
+            assertThat(result.getObligations().size()).isEqualTo(int1);
+        }
+        */
+    }
+
+    /**
+     * Initialization.
+     */
+    @When("The application gets new Tosca Policy")
+    public void the_application_gets_new_Tosca_Policy() {
+        /*
+        //
+        // The Xacml PDP REST controller Would receive this from the PAP
+        //
+        // And then parse it looking for Policy Types
+        //
+        assertThatCode(() -> {
+            try (InputStream is = new FileInputStream("src/test/resources/vDNS.policy.input.yaml")) {
+                Yaml yaml = new Yaml();
+                tcaPolicy = yaml.load(is);
+                //
+                // Do we test iterating and determining if supported?
+                //
+
+            }
+        }).doesNotThrowAnyException();
+        */
     }
 
-    @When("A Decision Request is received")
-    public void a_Decision_Request_is_received() {
-        // Write code here that turns the phrase above into concrete actions
-        throw new cucumber.api.PendingException();
+    /**
+     * Initialization.
+     */
+    @Then("Load Policy")
+    public void load_Policy() {
+        /*
+        assertThatCode(() -> {
+            //
+            // Load the policies
+            //
+            List<PolicyType> convertedPolicies = onapPdpEngine.convertPolicies(tcaPolicy);
+            //
+            // Store these in temporary folder
+            //
+            int id = 1;
+            List<Path> newReferencedPolicies = new ArrayList<>();
+            for (PolicyType convertedPolicy : convertedPolicies) {
+                //
+                // I don't think we should use the policy id as the filename - there could
+                // possibly be duplicates. eg. Not guaranteed to be unique.
+                //
+                File file = policyFolder.newFile("policy." + id + convertedPolicy.getPolicyId() + ".xml");
+                logger.info("Creating Policy {}", file.getAbsolutePath());
+                Path path = XACMLPolicyWriter.writePolicyFile(file.toPath(), convertedPolicy);
+                //
+                // Add it to our list
+                //
+                newReferencedPolicies.add(path);
+            }
+            //
+            // Now updated the properties
+            //
+            Path[] args = new Path[newReferencedPolicies.size()];
+            newReferencedPolicies.toArray(args);
+            XACMLProperties.setXacmlReferencedProperties(properties, args);
+            //
+            // Reload the PDP engine
+            //
+            onapPdpEngine.initializeEngine(properties);
+        }).doesNotThrowAnyException();
+        */
     }
 
-    @Then("I should return TCA Policy as JSON")
-    public void i_should_return_TCA_Policy_as_JSON() {
-        // Write code here that turns the phrase above into concrete actions
-        throw new cucumber.api.PendingException();
+    /**
+     * Initialization.
+     */
+    @Then("Save Configuration")
+    public void save_Configuration() {
+        /*
+        assertThatCode(() -> {
+            //
+            // Save the configuration
+            //
+            onapPdpEngine.storeXacmlProperties(pathProperties.getAbsolutePath());
+        }).doesNotThrowAnyException();
+        */
     }
-}
+}
\ No newline at end of file
diff --git a/applications/monitoring/src/test/java/org/onap/policy/xacml/pdp/engine/OnapXacmlPdpEngineTest.java b/applications/monitoring/src/test/java/org/onap/policy/xacml/pdp/engine/OnapXacmlPdpEngineTest.java
new file mode 100644
index 00000000..940a974b
--- /dev/null
+++ b/applications/monitoring/src/test/java/org/onap/policy/xacml/pdp/engine/OnapXacmlPdpEngineTest.java
@@ -0,0 +1,296 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * ONAP
+ * ================================================================================
+ * Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.xacml.pdp.engine;
+
+import static org.assertj.core.api.Assertions.assertThat;
+import static org.assertj.core.api.Assertions.assertThatCode;
+import static org.assertj.core.api.Assertions.assertThatExceptionOfType;
+import static org.junit.Assert.assertEquals;
+
+import com.att.research.xacml.api.Decision;
+import com.att.research.xacml.api.Response;
+import com.att.research.xacml.api.Result;
+import com.att.research.xacml.std.annotations.RequestParser;
+import com.att.research.xacml.std.annotations.XACMLAction;
+import com.att.research.xacml.std.annotations.XACMLRequest;
+import com.att.research.xacml.std.annotations.XACMLResource;
+import com.att.research.xacml.std.annotations.XACMLSubject;
+import com.att.research.xacml.util.XACMLProperties;
+import com.google.common.io.Files;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.InputStream;
+import java.io.OutputStream;
+import java.nio.file.Path;
+import java.nio.file.Paths;
+import java.util.Iterator;
+import java.util.List;
+import java.util.Map;
+import java.util.Map.Entry;
+import java.util.Properties;
+import java.util.ServiceLoader;
+
+import org.junit.BeforeClass;
+import org.junit.ClassRule;
+import org.junit.Test;
+import org.junit.rules.TemporaryFolder;
+import org.onap.policy.pdp.xacml.application.common.ToscaPolicyConversionException;
+import org.onap.policy.pdp.xacml.application.common.XacmlApplicationServiceProvider;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.yaml.snakeyaml.Yaml;
+
+public class OnapXacmlPdpEngineTest {
+
+    private static final Logger LOGGER = LoggerFactory.getLogger(OnapXacmlPdpEngineTest.class);
+    private static OnapXacmlPdpEngine onapPdpEngine;
+    private static Properties properties = new Properties();
+    private static File propertiesFile;
+
+    @ClassRule
+    public static final TemporaryFolder policyFolder = new TemporaryFolder();
+
+    /**
+     * This is a simple annotation class to simulate
+     * requests coming in.
+     */
+    @XACMLRequest(ReturnPolicyIdList = true)
+    public class MyXacmlRequest {
+
+        @XACMLSubject(includeInResults = true)
+        String onapName = "DCAE";
+
+        @XACMLResource(includeInResults = true)
+        String resource = "onap.policies.Monitoring";
+
+        @XACMLAction()
+        String action = "configure";
+    }
+
+    /**
+     * Load a test engine.
+     */
+    @BeforeClass
+    public static void setup() {
+        assertThatCode(() -> {
+            //
+            // Copy all the properties and root policies to the temporary folder
+            //
+            try (InputStream is = new FileInputStream("src/test/resources/xacml.properties")) {
+                //
+                // Load it in
+                //
+                properties.load(is);
+                propertiesFile = policyFolder.newFile("xacml.properties");
+                //
+                // Copy the root policies
+                //
+                for (String root : XACMLProperties.getRootPolicyIDs(properties)) {
+                    //
+                    // Get a file
+                    //
+                    Path rootPath = Paths.get(properties.getProperty(root + ".file"));
+                    LOGGER.debug("Root file {} {}", rootPath, rootPath.getFileName());
+                    //
+                    // Construct new file name
+                    //
+                    File newRootPath = policyFolder.newFile(rootPath.getFileName().toString());
+                    //
+                    // Copy it
+                    //
+                    Files.copy(rootPath.toFile(), newRootPath);
+                    assertThat(newRootPath).exists();
+                    //
+                    // Point to where the new policy is in the temp dir
+                    //
+                    properties.setProperty(root + ".file", newRootPath.getAbsolutePath());
+                }
+                try (OutputStream os = new FileOutputStream(propertiesFile.getAbsolutePath())) {
+                    properties.store(os, "");
+                    assertThat(propertiesFile).exists();
+                }
+            }
+            //
+            // Load service
+            //
+            ServiceLoader<XacmlApplicationServiceProvider> applicationLoader =
+                    ServiceLoader.load(XacmlApplicationServiceProvider.class);
+            //
+            // Iterate through them - I could store the object as
+            // XacmlApplicationServiceProvider pointer.
+            //
+            // Try this later.
+            //
+            StringBuilder strDump = new StringBuilder("Loaded applications:" + System.lineSeparator());
+            Iterator<XacmlApplicationServiceProvider> iterator = applicationLoader.iterator();
+            while (iterator.hasNext()) {
+                XacmlApplicationServiceProvider application = iterator.next();
+                strDump.append(application.applicationName());
+                strDump.append(" supports ");
+                strDump.append(application.supportedPolicyTypes());
+                strDump.append(System.lineSeparator());
+            }
+            LOGGER.debug("{}", strDump);
+            //
+            // Create the engine instance
+            //
+            onapPdpEngine = new OnapXacmlPdpEngine();
+            //
+            // Tell it to initialize based on the properties file
+            // we just built for it.
+            //
+            onapPdpEngine.initialize(propertiesFile.toPath().getParent());
+            //
+            // Make sure there's an application name
+            //
+            assertThat(onapPdpEngine.applicationName()).isNotEmpty();
+            //
+            // Ensure it has the supported policy types and
+            // can support the correct policy types.
+            //
+            assertThat(onapPdpEngine.canSupportPolicyType("onap.Monitoring", "1.0.0")).isTrue();
+            assertThat(onapPdpEngine.canSupportPolicyType("onap.Monitoring", "1.5.0")).isTrue();
+            assertThat(onapPdpEngine.canSupportPolicyType("onap.policies.monitoring.foobar", "1.0.1")).isTrue();
+            assertThat(onapPdpEngine.canSupportPolicyType("onap.foobar", "1.0.0")).isFalse();
+            assertThat(onapPdpEngine.supportedPolicyTypes()).contains("onap.Monitoring");
+            //
+            // Ensure it supports decisions
+            //
+            assertThat(onapPdpEngine.actionDecisionsSupported()).contains("configure");
+        }).doesNotThrowAnyException();
+    }
+
+    @Test
+    public void testNoPolicies() {
+        //
+        // Make a simple decision - NO policies are loaded
+        //
+        assertThatCode(() -> {
+            Response response = onapPdpEngine.decision(RequestParser.parseRequest(new MyXacmlRequest()));
+            for (Result result : response.getResults()) {
+                LOGGER.info("Decision {}", result.getDecision());
+                assertEquals(Decision.PERMIT, result.getDecision());
+            }
+        }).doesNotThrowAnyException();
+    }
+
+    @SuppressWarnings("unchecked")
+    @Test
+    public void testvDnsPolicy() {
+        //
+        // Now load the vDNS Policy - make sure
+        // the pdp can support it and have it load
+        // into the PDP.
+        //
+        assertThatCode(() -> {
+            try (InputStream is = new FileInputStream("src/test/resources/vDNS.policy.input.yaml")) {
+                Yaml yaml = new Yaml();
+                Map<String, Object> toscaObject = yaml.load(is);
+                List<Object> policies = (List<Object>) toscaObject.get("policies");
+                //
+                // What we should really do is split the policies out from the ones that
+                // are not supported to ones that are. And then load these.
+                //
+                // In another future review....
+                //
+                for (Object policyObject : policies) {
+                    //
+                    // Get the contents
+                    //
+                    Map<String, Object> policyContents = (Map<String, Object>) policyObject;
+                    for (Entry<String, Object> entrySet : policyContents.entrySet()) {
+                        LOGGER.info("Entry set {}", entrySet.getKey());
+                        Map<String, Object> policyDefinition = (Map<String, Object>) entrySet.getValue();
+                        //
+                        // Find the type and make sure the engine supports it
+                        //
+                        assertThat(policyDefinition.containsKey("type")).isTrue();
+                        assertThat(onapPdpEngine.canSupportPolicyType(
+                                policyDefinition.get("type").toString(),
+                                policyDefinition.get("version").toString()))
+                            .isTrue();
+                    }
+                }
+                //
+                // Just go ahead and load them all for now
+                //
+                // Assuming all are supported etc.
+                //
+                onapPdpEngine.loadPolicies(toscaObject);
+
+                //List<PolicyType> policies = onapPdpEngine.convertPolicies(is);
+                //
+                // Should have a policy
+                ////                assertThat(policies.isEmpty()).isFalse();
+            }
+        }).doesNotThrowAnyException();
+    }
+
+    @Test
+    public void testBadPolicies() {
+        assertThatExceptionOfType(ToscaPolicyConversionException.class).isThrownBy(() -> {
+            try (InputStream is =
+                    new FileInputStream("src/test/resources/test.monitoring.policy.missingmetadata.yaml")) {
+                onapPdpEngine.convertPolicies(is);
+            }
+        }).withMessageContaining("missing metadata section");
+
+        assertThatExceptionOfType(ToscaPolicyConversionException.class).isThrownBy(() -> {
+            try (InputStream is =
+                    new FileInputStream("src/test/resources/test.monitoring.policy.missingtype.yaml")) {
+                onapPdpEngine.convertPolicies(is);
+            }
+        }).withMessageContaining("missing type value");
+
+        assertThatExceptionOfType(ToscaPolicyConversionException.class).isThrownBy(() -> {
+            try (InputStream is =
+                    new FileInputStream("src/test/resources/test.monitoring.policy.missingversion.yaml")) {
+                onapPdpEngine.convertPolicies(is);
+            }
+        }).withMessageContaining("missing version value");
+
+        assertThatExceptionOfType(ToscaPolicyConversionException.class).isThrownBy(() -> {
+            try (InputStream is =
+                    new FileInputStream("src/test/resources/test.monitoring.policy.badmetadata.1.yaml")) {
+                onapPdpEngine.convertPolicies(is);
+            }
+        }).withMessageContaining("missing metadata policy-version");
+
+        assertThatExceptionOfType(ToscaPolicyConversionException.class).isThrownBy(() -> {
+            try (InputStream is =
+                    new FileInputStream("src/test/resources/test.monitoring.policy.badmetadata.2.yaml")) {
+                onapPdpEngine.convertPolicies(is);
+            }
+        }).withMessageContaining("missing metadata policy-id");
+
+        assertThatExceptionOfType(ToscaPolicyConversionException.class).isThrownBy(() -> {
+            try (InputStream is =
+                    new FileInputStream("src/test/resources/test.monitoring.policy.missingproperties.yaml")) {
+                onapPdpEngine.convertPolicies(is);
+            }
+        }).withMessageContaining("missing properties section");
+    }
+
+}
diff --git a/applications/monitoring/src/test/resources/cucumber/decisions.feature b/applications/monitoring/src/test/resources/cucumber/decisions.feature
index a23d965b..6a573d3c 100644
--- a/applications/monitoring/src/test/resources/cucumber/decisions.feature
+++ b/applications/monitoring/src/test/resources/cucumber/decisions.feature
@@ -18,10 +18,10 @@
 #
 # SPDX-License-Identifier: Apache-2.0
 # ============LICENSE_END=========================================================
-Feature: Return a decision
-  Return a decision for a request
-  
-  Scenario: Return policy as a JSON
-    Given TCA Policy is loaded
-    When A Decision Request is received
-    Then I should return TCA Policy as JSON
\ No newline at end of file
+#Feature: Return a decision
+#  Return a decision for a request
+#  
+#  Scenario: Return policy as a JSON
+#    Given TCA Policy is loaded
+#    When A Decision Request is received
+#    Then I should return TCA Policy as JSON
\ No newline at end of file
diff --git a/applications/monitoring/src/test/resources/cucumber/load_policy.feature b/applications/monitoring/src/test/resources/cucumber/load_policy.feature
new file mode 100644
index 00000000..9651ca91
--- /dev/null
+++ b/applications/monitoring/src/test/resources/cucumber/load_policy.feature
@@ -0,0 +1,35 @@
+#
+# ============LICENSE_START=======================================================
+# ONAP
+# ================================================================================
+# Copyright (C) 2019 AT&T Intellectual Property. All rights reserved.
+# ================================================================================
+# Licensed under the Apache License, Version 2.0 (the "License");
+# you may not use this file except in compliance with the License.
+# You may obtain a copy of the License at
+#
+#      http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software
+# distributed under the License is distributed on an "AS IS" BASIS,
+# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+# See the License for the specific language governing permissions and
+# limitations under the License.
+#
+# SPDX-License-Identifier: Apache-2.0
+# ============LICENSE_END=========================================================
+
+Feature: Loading TOSCA Policies
+  When a TOSCA Policy is received, convert it
+  to a XACML policy and then load it into the XACML PDP engine.
+  
+  Scenario: No Policies Loaded
+    Given Initialization
+    When Decision Requested
+    Then Decision Permit 0 Obligations
+  
+  Scenario: Load New Policy
+    Given Initialization
+    When The application gets new Tosca Policy
+    Then Load Policy
+    And Save Configuration
diff --git a/applications/monitoring/src/test/resources/test.monitoring.policy.badmetadata.1.yaml b/applications/monitoring/src/test/resources/test.monitoring.policy.badmetadata.1.yaml
new file mode 100644
index 00000000..a2631848
--- /dev/null
+++ b/applications/monitoring/src/test/resources/test.monitoring.policy.badmetadata.1.yaml
@@ -0,0 +1,10 @@
+tosca_definitions_version: tosca_simple_yaml_1_0_0
+policies:
+  -
+    test.monitoring.policy.badmetadata.1:
+        type: onap.policies.monitoring.cdap.tca.hi.lo.app
+        version: 1.0.0
+        metadata:
+          policy-id: test.monitoring.policy.badmetadata.1
+        properties:
+          domain: measurementsForVfScaling
diff --git a/applications/monitoring/src/test/resources/test.monitoring.policy.badmetadata.2.yaml b/applications/monitoring/src/test/resources/test.monitoring.policy.badmetadata.2.yaml
new file mode 100644
index 00000000..7da2db38
--- /dev/null
+++ b/applications/monitoring/src/test/resources/test.monitoring.policy.badmetadata.2.yaml
@@ -0,0 +1,10 @@
+tosca_definitions_version: tosca_simple_yaml_1_0_0
+policies:
+  -
+    onap.scaleout.tca:
+        type: onap.policies.monitoring.cdap.tca.hi.lo.app
+        version: 1.0.0
+        metadata:
+          policy-version: 1
+        properties:
+          domain: measurementsForVfScaling
diff --git a/applications/monitoring/src/test/resources/test.monitoring.policy.missingmetadata.yaml b/applications/monitoring/src/test/resources/test.monitoring.policy.missingmetadata.yaml
new file mode 100644
index 00000000..4984a1c3
--- /dev/null
+++ b/applications/monitoring/src/test/resources/test.monitoring.policy.missingmetadata.yaml
@@ -0,0 +1,9 @@
+tosca_definitions_version: tosca_simple_yaml_1_0_0
+policies:
+  -
+    onap.scaleout.tca:
+        type: onap.policies.monitoring.test
+        description: I am a test policy
+        version: 1.0.0
+        properties:
+          domain: measurementsForVfScaling
diff --git a/applications/monitoring/src/test/resources/test.monitoring.policy.missingproperties.yaml b/applications/monitoring/src/test/resources/test.monitoring.policy.missingproperties.yaml
new file mode 100644
index 00000000..d4132a28
--- /dev/null
+++ b/applications/monitoring/src/test/resources/test.monitoring.policy.missingproperties.yaml
@@ -0,0 +1,9 @@
+tosca_definitions_version: tosca_simple_yaml_1_0_0
+policies:
+  -
+    onap.scaleout.tca:
+        type: onap.policies.monitoring.cdap.tca.hi.lo.app
+        version: 1.0.0
+        metadata:
+          policy-id: onap.scaleout.tca
+          policy-version: 1
diff --git a/applications/monitoring/src/test/resources/test.monitoring.policy.missingtype.yaml b/applications/monitoring/src/test/resources/test.monitoring.policy.missingtype.yaml
new file mode 100644
index 00000000..309d08c5
--- /dev/null
+++ b/applications/monitoring/src/test/resources/test.monitoring.policy.missingtype.yaml
@@ -0,0 +1,11 @@
+tosca_definitions_version: tosca_simple_yaml_1_0_0
+policies:
+  -
+    onap.scaleout.tca:
+        description: I am a test policy
+        version: 1.0.0
+        metadata:
+          policy-id: onap.scaleout.tca
+          policy-version: 10
+        properties:
+          domain: measurementsForVfScaling
diff --git a/applications/monitoring/src/test/resources/test.monitoring.policy.missingversion.yaml b/applications/monitoring/src/test/resources/test.monitoring.policy.missingversion.yaml
new file mode 100644
index 00000000..ff378d92
--- /dev/null
+++ b/applications/monitoring/src/test/resources/test.monitoring.policy.missingversion.yaml
@@ -0,0 +1,11 @@
+tosca_definitions_version: tosca_simple_yaml_1_0_0
+policies:
+  -
+    onap.scaleout.tca:
+        type: onap.policies.monitoring.test
+        description: I am a test policy
+        metadata:
+          policy-id: onap.scaleout.tca
+          policy-version: 10
+        properties:
+          domain: measurementsForVfScaling
diff --git a/applications/monitoring/src/test/resources/unsupportedpolicytype.yaml b/applications/monitoring/src/test/resources/unsupportedpolicytype.yaml
new file mode 100644
index 00000000..0a895b38
--- /dev/null
+++ b/applications/monitoring/src/test/resources/unsupportedpolicytype.yaml
@@ -0,0 +1,11 @@
+tosca_definitions_version: tosca_simple_yaml_1_0_0
+policies:
+  -
+    policy.name:
+        type: foo.bar
+        version: 1.0.0
+        metadata:
+          policy-id: policy.name
+          policy-version: 1
+        properties:
+          prop1: value1
diff --git a/applications/monitoring/src/test/resources/vDNS.policy.decision.payload.json b/applications/monitoring/src/test/resources/vDNS.policy.decision.payload.json
new file mode 100644
index 00000000..e69de29b
--- /dev/null
+++ b/applications/monitoring/src/test/resources/vDNS.policy.decision.payload.json
diff --git a/applications/monitoring/src/test/resources/vDNS.policy.input.yaml b/applications/monitoring/src/test/resources/vDNS.policy.input.yaml
index ee149381..ee12c702 100644
--- a/applications/monitoring/src/test/resources/vDNS.policy.input.yaml
+++ b/applications/monitoring/src/test/resources/vDNS.policy.input.yaml
@@ -6,6 +6,7 @@ policies:
         version: 1.0.0
         metadata:
           policy-id: onap.scaleout.tca
+          policy-version: 1
         properties:
           domain: measurementsForVfScaling
           metricsPerEventName:
diff --git a/applications/monitoring/src/test/resources/vDNS.policy.xml b/applications/monitoring/src/test/resources/vDNS.policy.xml
new file mode 100644
index 00000000..14ad4603
--- /dev/null
+++ b/applications/monitoring/src/test/resources/vDNS.policy.xml
@@ -0,0 +1,44 @@
+<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
+<Policy xmlns="urn:oasis:names:tc:xacml:3.0:core:schema:wd-17" PolicyId="onap.scaleout.tca" Version="1" RuleCombiningAlgId="urn:oasis:names:tc:xacml:1.0:rule-combining-algorithm:deny-unless-permit">
+    <Description>The root policy for supporting in-memory onap.Monitoring policy-type policies.</Description>
+    <Target>
+        <AnyOf>
+            <AllOf>
+                <!-- Exact policy-id value -->
+                <Match MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
+                    <AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">onap.scaleout.tca</AttributeValue>
+                    <AttributeDesignator Category="urn:oasis:names:tc:xacml:3.0:attribute-category:resource" AttributeId="urn:oasis:names:tc:xacml:1.0:resource:resource-id" DataType="http://www.w3.org/2001/XMLSchema#string" MustBePresent="false"/>
+                </Match>
+            </AllOf>
+            <AllOf>
+                <!-- Regular expression match on policy id -->
+                <Match MatchId="urn:oasis:names:tc:xacml:1.0:function:string-regexp">
+                    <AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">onap.scaleout.tca</AttributeValue>
+                    <AttributeDesignator Category="urn:oasis:names:tc:xacml:3.0:attribute-category:resource" AttributeId="urn:oasis:names:tc:xacml:1.0:resource:resource-id" DataType="http://www.w3.org/2001/XMLSchema#string" MustBePresent="false"/>
+                </Match>
+            </AllOf>
+            <AllOf>
+                <!-- Exact policy-type value -->
+                <Match MatchId="urn:oasis:names:tc:xacml:1.0:function:string-equal">
+                    <AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">onap.policies.monitoring.cdap.tca.hi.lo.app</AttributeValue>
+                    <AttributeDesignator Category="urn:oasis:names:tc:xacml:3.0:attribute-category:resource" AttributeId="urn:oasis:names:tc:xacml:1.0:resource:resource-id" DataType="http://www.w3.org/2001/XMLSchema#string" MustBePresent="false"/>
+                </Match>
+            </AllOf>
+            <AllOf>
+                <!-- Regular expression match on policy-type -->
+                <Match MatchId="urn:oasis:names:tc:xacml:1.0:function:string-regexp">
+                    <AttributeValue DataType="http://www.w3.org/2001/XMLSchema#string">onap.policies.monitoring.cdap.tca.hi.lo.app</AttributeValue>
+                    <AttributeDesignator Category="urn:oasis:names:tc:xacml:3.0:attribute-category:resource" AttributeId="urn:oasis:names:tc:xacml:1.0:resource:resource-id" DataType="http://www.w3.org/2001/XMLSchema#string" MustBePresent="false"/>
+                </Match>
+            </AllOf>
+        </AnyOf>
+    </Target>
+    <Rule RuleId="urn:org:onap:xacml:rule:id:74caee98-bd05-4bb5-917c-a26ef80bb0f4" Effect="Permit">
+        <Description>Default is Permit</Description>
+        <!-- 
+        
+        Add JSON as Obligation
+        
+         -->
+    </Rule>
+</Policy>
diff --git a/applications/monitoring/src/test/resources/xacml.properties b/applications/monitoring/src/test/resources/xacml.properties
new file mode 100644
index 00000000..9b5330dc
--- /dev/null
+++ b/applications/monitoring/src/test/resources/xacml.properties
@@ -0,0 +1,34 @@
+#
+# Properties that the embedded PDP engine uses to configure and load
+#
+# Standard API Factories
+#
+xacml.dataTypeFactory=com.att.research.xacml.std.StdDataTypeFactory
+xacml.pdpEngineFactory=com.att.research.xacmlatt.pdp.ATTPDPEngineFactory
+xacml.pepEngineFactory=com.att.research.xacml.std.pep.StdEngineFactory
+xacml.pipFinderFactory=com.att.research.xacml.std.pip.StdPIPFinderFactory
+xacml.traceEngineFactory=com.att.research.xacml.std.trace.LoggingTraceEngineFactory
+#
+# AT&T PDP Implementation Factories
+#
+xacml.att.evaluationContextFactory=com.att.research.xacmlatt.pdp.std.StdEvaluationContextFactory
+xacml.att.combiningAlgorithmFactory=com.att.research.xacmlatt.pdp.std.StdCombiningAlgorithmFactory
+xacml.att.functionDefinitionFactory=com.att.research.xacmlatt.pdp.std.StdFunctionDefinitionFactory
+#
+# ONAP PDP Implementation Factories
+#
+xacml.att.policyFinderFactory=org.onap.policy.pdp.xacml.application.common.OnapPolicyFinderFactory
+
+#
+# NOTE: If you are testing against a RESTful PDP, then the PDP must be configured with the
+# policies and PIP configuration as defined below. Otherwise, this is the configuration that
+# the embedded PDP uses.
+#
+
+policytypes=onap.Monitoring, onap.policies.monitoring.cdap.tca.hi.lo.app
+
+# Policies to load
+#
+xacml.rootPolicies=monitoring
+monitoring.file=src/main/resources/RootMonitoringPolicy.xml
+