aboutsummaryrefslogtreecommitdiffstats
path: root/applications/common/src/main/java/org
diff options
context:
space:
mode:
Diffstat (limited to 'applications/common/src/main/java/org')
-rw-r--r--applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/TestUtils.java24
-rw-r--r--applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/XacmlApplicationServiceProvider.java9
-rw-r--r--applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/XacmlPolicyUtils.java44
-rw-r--r--applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/std/StdXacmlApplicationServiceProvider.java74
4 files changed, 142 insertions, 9 deletions
diff --git a/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/TestUtils.java b/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/TestUtils.java
index fa32516d..50eb50bf 100644
--- a/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/TestUtils.java
+++ b/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/TestUtils.java
@@ -22,6 +22,8 @@
package org.onap.policy.pdp.xacml.application.common;
+import java.util.ArrayList;
+import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
@@ -30,9 +32,12 @@ import org.onap.policy.common.utils.coder.StandardCoder;
import org.onap.policy.common.utils.resources.ResourceUtils;
import org.onap.policy.models.tosca.authorative.concepts.ToscaPolicy;
import org.onap.policy.models.tosca.authorative.concepts.ToscaServiceTemplate;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
import org.yaml.snakeyaml.Yaml;
public class TestUtils {
+ private static final Logger LOGGER = LoggerFactory.getLogger(TestUtils.class);
private static final StandardCoder standardCoder = new StandardCoder();
private TestUtils() {
@@ -47,8 +52,15 @@ public class TestUtils {
* @throws CoderException exception if it cannot be decoded
* @throws XacmlApplicationException If the application cannot load the policy
*/
- public static void loadPolicies(String resourceFile, XacmlApplicationServiceProvider service)
+ public static List<ToscaPolicy> loadPolicies(String resourceFile, XacmlApplicationServiceProvider service)
throws CoderException, XacmlApplicationException {
+ //
+ // Our return object
+ //
+ List<ToscaPolicy> loadedPolicies = new ArrayList<>();
+ //
+ // Decode it
+ //
String policyYaml = ResourceUtils.getResourceAsString(resourceFile);
Yaml yaml = new Yaml();
Object yamlObject = yaml.load(policyYaml);
@@ -58,11 +70,15 @@ public class TestUtils {
// Get the policies
//
for (Map<String, ToscaPolicy> policies : serviceTemplate.getToscaTopologyTemplate().getPolicies()) {
- for (Entry<String, ToscaPolicy> entrySet : policies.entrySet()) {
- service.loadPolicy(entrySet.getValue());
+ for (ToscaPolicy policy : policies.values()) {
+ if (service.loadPolicy(policy)) {
+ loadedPolicies.add(policy);
+ } else {
+ LOGGER.error("Application failed to load policy");
+ }
}
}
-
+ return loadedPolicies;
}
}
diff --git a/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/XacmlApplicationServiceProvider.java b/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/XacmlApplicationServiceProvider.java
index c1682fb7..d4cce5c1 100644
--- a/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/XacmlApplicationServiceProvider.java
+++ b/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/XacmlApplicationServiceProvider.java
@@ -83,7 +83,14 @@ public interface XacmlApplicationServiceProvider {
*
* @param toscaPolicy object
*/
- void loadPolicy(ToscaPolicy toscaPolicy) throws XacmlApplicationException;
+ boolean loadPolicy(ToscaPolicy toscaPolicy) throws XacmlApplicationException;
+
+ /**
+ * unloadPolicy a Tosca Policy.
+ *
+ * @param toscaPolicy object
+ */
+ boolean unloadPolicy(ToscaPolicy toscaPolicy) throws XacmlApplicationException;
/**
* Makes a decision given the incoming request and returns a response.
diff --git a/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/XacmlPolicyUtils.java b/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/XacmlPolicyUtils.java
index 364b6519..2a5f21f0 100644
--- a/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/XacmlPolicyUtils.java
+++ b/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/XacmlPolicyUtils.java
@@ -215,6 +215,50 @@ public class XacmlPolicyUtils {
}
/**
+ * Removes a root policy from the Properties object. Both in the line
+ * that identifies the policy and the .file property that points to the path.
+ *
+ * @param properties Input Properties object to remove
+ * @param rootPolicyPath The policy file path
+ * @return Properties object
+ */
+ public static Properties removeRootPolicy(Properties properties, Path rootPolicyPath) {
+ //
+ // Get the current set of referenced policy ids
+ //
+ StringJoiner join = new StringJoiner(",");
+ boolean found = false;
+ Set<String> rootPolicies = XACMLProperties.getRootPolicyIDs(properties);
+ for (String refPolicy : rootPolicies) {
+ String refPolicyFile = refPolicy + DOT_FILE_SUFFIX;
+ //
+ // If the key and value match, then it will return true
+ //
+ if (properties.remove(refPolicyFile, rootPolicyPath.toString())) {
+ //
+ // Record that we actually removed it
+ //
+ found = true;
+ } else {
+ //
+ // Retain it
+ //
+ join.add(refPolicy);
+ }
+ }
+ //
+ // Did we remove it?
+ //
+ if (found) {
+ //
+ // Now update the list of referenced properties
+ //
+ properties.setProperty(XACMLProperties.PROP_ROOTPOLICIES, join.toString());
+ }
+ return properties;
+ }
+
+ /**
* Removes a referenced policy from the Properties object. Both in the line
* that identifies the policy and the .file property that points to the path.
*
diff --git a/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/std/StdXacmlApplicationServiceProvider.java b/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/std/StdXacmlApplicationServiceProvider.java
index 7f85d2f0..2eddc2e8 100644
--- a/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/std/StdXacmlApplicationServiceProvider.java
+++ b/applications/common/src/main/java/org/onap/policy/pdp/xacml/application/common/std/StdXacmlApplicationServiceProvider.java
@@ -37,7 +37,9 @@ import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Collections;
+import java.util.HashMap;
import java.util.List;
+import java.util.Map;
import java.util.Properties;
import oasis.names.tc.xacml._3_0.core.schema.wd_17.PolicyType;
@@ -60,6 +62,7 @@ public abstract class StdXacmlApplicationServiceProvider implements XacmlApplica
private Path pathForData = null;
private Properties pdpProperties = null;
private PDPEngine pdpEngine = null;
+ private Map<ToscaPolicy, Path> mapLoadedPolicies = new HashMap<>();
public StdXacmlApplicationServiceProvider() {
super();
@@ -115,7 +118,7 @@ public abstract class StdXacmlApplicationServiceProvider implements XacmlApplica
@Override
public List<ToscaPolicyTypeIdentifier> supportedPolicyTypes() {
- return Collections.emptyList();
+ throw new UnsupportedOperationException("Please override and implement supportedPolicyTypes");
}
@Override
@@ -124,7 +127,7 @@ public abstract class StdXacmlApplicationServiceProvider implements XacmlApplica
}
@Override
- public synchronized void loadPolicy(ToscaPolicy toscaPolicy) {
+ public synchronized boolean loadPolicy(ToscaPolicy toscaPolicy) {
try {
//
// Convert the policies first
@@ -166,13 +169,77 @@ public abstract class StdXacmlApplicationServiceProvider implements XacmlApplica
// Save the properties
//
this.pdpProperties = newProperties;
+ //
+ // Save in our map
+ //
+ this.mapLoadedPolicies.put(toscaPolicy, refPath);
} catch (IOException | ToscaPolicyConversionException e) {
LOGGER.error("Failed to loadPolicies {}", e);
+ return false;
+ }
+ return true;
+ }
+
+ @Override
+ public synchronized boolean unloadPolicy(ToscaPolicy toscaPolicy) throws XacmlApplicationException {
+ //
+ // Find it in our map
+ //
+ Path refPolicy = this.mapLoadedPolicies.get(toscaPolicy);
+ if (refPolicy == null) {
+ LOGGER.error("Failed to find ToscaPolicy {} in our map size {}", toscaPolicy.getMetadata(),
+ this.mapLoadedPolicies.size());
+ return false;
+ }
+ //
+ // Create a copy of the properties object
+ //
+ Properties newProperties = this.getProperties();
+ //
+ // Remove it from the properties
+ //
+ XacmlPolicyUtils.removeRootPolicy(newProperties, refPolicy);
+ //
+ // We can delete the file
+ //
+ try {
+ Files.delete(refPolicy);
+ } catch (IOException e) {
+ LOGGER.error("Failed to delete policy {} from disk {}", toscaPolicy.getMetadata(),
+ refPolicy.toAbsolutePath().toString(), e);
}
+ //
+ // Write the properties to disk
+ //
+ try {
+ XacmlPolicyUtils.storeXacmlProperties(newProperties,
+ XacmlPolicyUtils.getPropertiesPath(this.getDataPath()));
+ } catch (IOException e) {
+ LOGGER.error("Failed to save the properties to disk {}", newProperties);
+ }
+ //
+ // Reload the engine
+ //
+ this.createEngine(newProperties);
+ //
+ // Save the properties
+ //
+ this.pdpProperties = newProperties;
+ //
+ // Save in our map
+ //
+ if (this.mapLoadedPolicies.remove(toscaPolicy) == null) {
+ LOGGER.error("Failed to remove toscaPolicy {} from internal map size {}", toscaPolicy.getMetadata(),
+ this.mapLoadedPolicies.size());
+ }
+ //
+ // Not sure if any of the errors above warrant returning false
+ //
+ return true;
}
@Override
- public synchronized DecisionResponse makeDecision(DecisionRequest request) {
+ public DecisionResponse makeDecision(DecisionRequest request) {
//
// Convert to a XacmlRequest
//
@@ -251,7 +318,6 @@ public abstract class StdXacmlApplicationServiceProvider implements XacmlApplica
PDPEngine engine = factory.newEngine(properties);
if (engine != null) {
this.pdpEngine = engine;
-// this.pdpProperties = new Properties(properties);
}
} catch (FactoryException e) {
LOGGER.error("Failed to create XACML PDP Engine {}", e);