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authorPamela Dragosh <pdragosh@research.att.com>2018-11-12 17:19:48 +0000
committerGerrit Code Review <gerrit@onap.org>2018-11-12 17:19:48 +0000
commit918d8aa79654111a7254571adf0f84c89dddb36c (patch)
tree2e2c234fac5c248ab5a6120480b4f0bf709c93dd /controlloop
parent9dffa5430faa920a5f02b54b93531cc2cb41b02e (diff)
parent6c72ec89f54bce0741350d3f299c5b441b4f60cc (diff)
Merge "Close timing loop-hole when YAML updated"
Diffstat (limited to 'controlloop')
-rw-r--r--controlloop/templates/archetype-cl-amsterdam/src/main/resources/archetype-resources/src/main/resources/__closedLoopControlName__.drl93
-rw-r--r--controlloop/templates/template.demo.clc/src/main/resources/__closedLoopControlName__.drl93
-rw-r--r--controlloop/templates/template.demo.clc/src/test/java/org/onap/policy/template/demo/clc/ControlLoopEventCleanupTest.java364
-rw-r--r--controlloop/templates/template.demo.clc/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test-B.yaml41
-rw-r--r--controlloop/templates/template.demo.clc/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test.yaml41
-rw-r--r--controlloop/templates/template.demo.clc/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test2.yaml45
-rw-r--r--controlloop/templates/template.demo/src/test/java/org/onap/policy/template/demo/ControlLoopEventCleanupTest.java365
-rw-r--r--controlloop/templates/template.demo/src/test/java/org/onap/policy/template/demo/ControlLoopParamsCleanupTest.java23
-rw-r--r--controlloop/templates/template.demo/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test-B.yaml41
-rw-r--r--controlloop/templates/template.demo/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test.yaml41
-rw-r--r--controlloop/templates/template.demo/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test2.yaml45
11 files changed, 1122 insertions, 70 deletions
diff --git a/controlloop/templates/archetype-cl-amsterdam/src/main/resources/archetype-resources/src/main/resources/__closedLoopControlName__.drl b/controlloop/templates/archetype-cl-amsterdam/src/main/resources/archetype-resources/src/main/resources/__closedLoopControlName__.drl
index 53b4ca8bd..be399d9f7 100644
--- a/controlloop/templates/archetype-cl-amsterdam/src/main/resources/archetype-resources/src/main/resources/__closedLoopControlName__.drl
+++ b/controlloop/templates/archetype-cl-amsterdam/src/main/resources/archetype-resources/src/main/resources/__closedLoopControlName__.drl
@@ -81,8 +81,6 @@ import org.slf4j.Logger;
import java.time.Instant;
import java.util.LinkedList;
import java.util.Iterator;
-import java.util.HashSet;
-import java.util.Set;
import org.onap.policy.drools.system.PolicyEngine;
@@ -107,12 +105,18 @@ declare Params
end
/*
+ * Used to trigger clean up Params that no longer have associated rules.
+ */
+declare ParamsInitCleaner
+ closedLoopControlName : String // only used when logging
+end
+
+/*
* Used to clean up Params that no longer have associated rules.
*/
declare ParamsCleaner
closedLoopControlName : String
- identified : boolean // true if all active Params have been identified
- active : Set // Params that are still active
+ controlLoopYaml : String
end
/*
@@ -148,11 +152,9 @@ rule "${policyName}.SETUP"
params.setControlLoopYaml("${controlLoopYaml}");
insert(params);
- ParamsCleaner cleaner = new ParamsCleaner();
- cleaner.setClosedLoopControlName("${closedLoopControlName}");
- cleaner.setIdentified(false);
- cleaner.setActive(new HashSet());
- insert(cleaner);
+ ParamsInitCleaner initCleaner = new ParamsInitCleaner();
+ initCleaner.setClosedLoopControlName("${closedLoopControlName}");
+ insert(initCleaner);
// Note: globals have bad behavior when persistence is used,
// hence explicitly getting the logger vs using a global
@@ -1579,52 +1581,74 @@ rule "${policyName}.EVENT.CLEANUP"
end
/*
-* Indicates to the cleaner that this Params object is still active.
-* This has a higher salience so that it is fired before processing any events.
+* Creates a cleaner for every Params object.
+* This has a higher salience so that it is fired before PARAMS.FINISHED in ANY policy.
*/
-rule "${policyName}.PARAMS.ACTIVE"
- salience 4
+rule "${policyName}.PARAMS.CLEANING"
+ salience 2
when
- $params: Params( getClosedLoopControlName() == "${closedLoopControlName}",
- getControlLoopYaml() == "${controlLoopYaml}" )
- ParamsCleaner( !identified, $active: active )
+ $params: Params( )
+ ParamsInitCleaner( )
then
Logger logger = LoggerFactory.getLogger(drools.getRule().getPackage());
logger.info("{}: {} : YAML=[{}]", $params.getClosedLoopControlName(), drools.getRule().getName(),
$params.getControlLoopYaml());
- $active.add($params);
-
- // do NOT update anything at this point
+ ParamsCleaner cleaner = new ParamsCleaner();
+ cleaner.setClosedLoopControlName($params.getClosedLoopControlName());
+ cleaner.setControlLoopYaml($params.getControlLoopYaml());
+ insert(cleaner);
end
/*
-* Finished identifying active Params objects. Begin deleting inactive Params.
+* Finished creating cleaner objects, so remove the trigger.
* This has a higher salience so that it is fired before processing any events.
*/
-rule "${policyName}.PARAMS.IDENTIFIED"
- salience 3
+rule "${policyName}.PARAMS.FINISHED"
+ salience 1
when
- $cleaner: ParamsCleaner( !identified )
+ $initCleaner: ParamsInitCleaner( )
then
Logger logger = LoggerFactory.getLogger(drools.getRule().getPackage());
- logger.info("{}: {}", $cleaner.getClosedLoopControlName(), drools.getRule().getName());
+ logger.info("{}: {}", $initCleaner.getClosedLoopControlName(), drools.getRule().getName());
- $cleaner.setIdentified(true);
- update($cleaner);
+ retract($initCleaner);
end
/*
-* Delete Params objects that have not been identified as being active.
-* This has a higher salience so that it is fired before processing any events.
+* Identifies Params objects that are still active, removing their associated cleaners.
+* This should only leave one active Params object for each policy.
+* This has a higher salience so that it is fired before PARAMS.DELETE in ANY policy.
+*/
+rule "${policyName}.PARAMS.ACTIVE"
+ salience 3
+ when
+ $params: Params( getClosedLoopControlName() == "${closedLoopControlName}",
+ getControlLoopYaml() == "${controlLoopYaml}" )
+ $cleaner: ParamsCleaner( getClosedLoopControlName() == "${closedLoopControlName}",
+ getControlLoopYaml() == "${controlLoopYaml}" )
+ then
+
+ Logger logger = LoggerFactory.getLogger(drools.getRule().getPackage());
+ logger.info("{}: {} : YAML=[{}]", $params.getClosedLoopControlName(), drools.getRule().getName(),
+ $params.getControlLoopYaml());
+
+ retract($cleaner);
+end
+
+/*
+* Delete Params objects that are not active (i.e., those that still have an associated
+* cleaner object).
+* This has a higher salience so that it is fired before PARAMS.CLEANED in ANY policy.
*/
rule "${policyName}.PARAMS.DELETE"
salience 2
when
$params: Params( )
- ParamsCleaner( identified, !active.contains($params) )
+ $cleaner: ParamsCleaner( getClosedLoopControlName() == $params.getClosedLoopControlName(),
+ getControlLoopYaml() == $params.getControlLoopYaml() )
then
Logger logger = LoggerFactory.getLogger(drools.getRule().getPackage());
@@ -1632,22 +1656,21 @@ rule "${policyName}.PARAMS.DELETE"
$params.getControlLoopYaml());
retract($params);
-
- // do NOT update anything at this point
end
/*
-* Finished deleting inactive Params objects, so remove the cleaner.
+* Finished clean-up, so delete the cleaner objects.
* This has a higher salience so that it is fired before processing any events.
*/
rule "${policyName}.PARAMS.CLEANED"
salience 1
when
- $cleaner: ParamsCleaner( identified )
+ $cleaner: ParamsCleaner( )
then
Logger logger = LoggerFactory.getLogger(drools.getRule().getPackage());
- logger.info("{}: {}", $cleaner.getClosedLoopControlName(), drools.getRule().getName());
-
+ logger.info("{}: {} : YAML=[{}]", $cleaner.getClosedLoopControlName(), drools.getRule().getName(),
+ $cleaner.getControlLoopYaml());
+
retract($cleaner);
end
diff --git a/controlloop/templates/template.demo.clc/src/main/resources/__closedLoopControlName__.drl b/controlloop/templates/template.demo.clc/src/main/resources/__closedLoopControlName__.drl
index f4fcba96e..f7f04af81 100644
--- a/controlloop/templates/template.demo.clc/src/main/resources/__closedLoopControlName__.drl
+++ b/controlloop/templates/template.demo.clc/src/main/resources/__closedLoopControlName__.drl
@@ -75,8 +75,6 @@ import org.slf4j.Logger;
import java.time.Instant;
import java.util.LinkedList;
import java.util.Iterator;
-import java.util.HashSet;
-import java.util.Set;
import org.onap.policy.drools.system.PolicyEngine;
@@ -101,12 +99,18 @@ declare Params
end
/*
+ * Used to trigger clean up Params that no longer have associated rules.
+ */
+declare ParamsInitCleaner
+ closedLoopControlName : String // only used when logging
+end
+
+/*
* Used to clean up Params that no longer have associated rules.
*/
declare ParamsCleaner
closedLoopControlName : String
- identified : boolean // true if all active Params have been identified
- active : Set // Params that are still active
+ controlLoopYaml : String
end
@@ -147,11 +151,9 @@ rule "${policyName}.SETUP"
params.setControlLoopYaml("${controlLoopYaml}");
insert(params);
- ParamsCleaner cleaner = new ParamsCleaner();
- cleaner.setClosedLoopControlName("${closedLoopControlName}");
- cleaner.setIdentified(false);
- cleaner.setActive(new HashSet());
- insert(cleaner);
+ ParamsInitCleaner initCleaner = new ParamsInitCleaner();
+ initCleaner.setClosedLoopControlName("${closedLoopControlName}");
+ insert(initCleaner);
// Note: globals have bad behavior when persistence is used,
// hence explicitly getting the logger vs using a global
@@ -1334,52 +1336,74 @@ rule "${policyName}.EVENT.CLEANUP"
end
/*
-* Indicates to the cleaner that this Params object is still active.
-* This has a higher salience so that it is fired before processing any events.
+* Creates a cleaner for every Params object.
+* This has a higher salience so that it is fired before PARAMS.FINISHED in ANY policy.
*/
-rule "${policyName}.PARAMS.ACTIVE"
- salience 4
+rule "${policyName}.PARAMS.CLEANING"
+ salience 2
when
- $params: Params( getClosedLoopControlName() == "${closedLoopControlName}",
- getControlLoopYaml() == "${controlLoopYaml}" )
- ParamsCleaner( !identified, $active: active )
+ $params: Params( )
+ ParamsInitCleaner( )
then
Logger logger = LoggerFactory.getLogger(drools.getRule().getPackage());
logger.info("{}: {} : YAML=[{}]", $params.getClosedLoopControlName(), drools.getRule().getName(),
$params.getControlLoopYaml());
- $active.add($params);
-
- // do NOT update anything at this point
+ ParamsCleaner cleaner = new ParamsCleaner();
+ cleaner.setClosedLoopControlName($params.getClosedLoopControlName());
+ cleaner.setControlLoopYaml($params.getControlLoopYaml());
+ insert(cleaner);
end
/*
-* Finished identifying active Params objects. Begin deleting inactive Params.
+* Finished creating cleaner objects, so remove the trigger.
* This has a higher salience so that it is fired before processing any events.
*/
-rule "${policyName}.PARAMS.IDENTIFIED"
- salience 3
+rule "${policyName}.PARAMS.FINISHED"
+ salience 1
when
- $cleaner: ParamsCleaner( !identified )
+ $initCleaner: ParamsInitCleaner( )
then
Logger logger = LoggerFactory.getLogger(drools.getRule().getPackage());
- logger.info("{}: {}", $cleaner.getClosedLoopControlName(), drools.getRule().getName());
+ logger.info("{}: {}", $initCleaner.getClosedLoopControlName(), drools.getRule().getName());
- $cleaner.setIdentified(true);
- update($cleaner);
+ retract($initCleaner);
end
/*
-* Delete Params objects that have not been identified as being active.
-* This has a higher salience so that it is fired before processing any events.
+* Identifies Params objects that are still active, removing their associated cleaners.
+* This should only leave one active Params object for each policy.
+* This has a higher salience so that it is fired before PARAMS.DELETE in ANY policy.
+*/
+rule "${policyName}.PARAMS.ACTIVE"
+ salience 3
+ when
+ $params: Params( getClosedLoopControlName() == "${closedLoopControlName}",
+ getControlLoopYaml() == "${controlLoopYaml}" )
+ $cleaner: ParamsCleaner( getClosedLoopControlName() == "${closedLoopControlName}",
+ getControlLoopYaml() == "${controlLoopYaml}" )
+ then
+
+ Logger logger = LoggerFactory.getLogger(drools.getRule().getPackage());
+ logger.info("{}: {} : YAML=[{}]", $params.getClosedLoopControlName(), drools.getRule().getName(),
+ $params.getControlLoopYaml());
+
+ retract($cleaner);
+end
+
+/*
+* Delete Params objects that are not active (i.e., those that still have an associated
+* cleaner object).
+* This has a higher salience so that it is fired before PARAMS.CLEANED in ANY policy.
*/
rule "${policyName}.PARAMS.DELETE"
salience 2
when
$params: Params( )
- ParamsCleaner( identified, !active.contains($params) )
+ $cleaner: ParamsCleaner( getClosedLoopControlName() == $params.getClosedLoopControlName(),
+ getControlLoopYaml() == $params.getControlLoopYaml() )
then
Logger logger = LoggerFactory.getLogger(drools.getRule().getPackage());
@@ -1387,22 +1411,21 @@ rule "${policyName}.PARAMS.DELETE"
$params.getControlLoopYaml());
retract($params);
-
- // do NOT update anything at this point
end
/*
-* Finished deleting inactive Params objects, so remove the cleaner.
+* Finished clean-up, so delete the cleaner objects.
* This has a higher salience so that it is fired before processing any events.
*/
rule "${policyName}.PARAMS.CLEANED"
salience 1
when
- $cleaner: ParamsCleaner( identified )
+ $cleaner: ParamsCleaner( )
then
Logger logger = LoggerFactory.getLogger(drools.getRule().getPackage());
- logger.info("{}: {}", $cleaner.getClosedLoopControlName(), drools.getRule().getName());
-
+ logger.info("{}: {} : YAML=[{}]", $cleaner.getClosedLoopControlName(), drools.getRule().getName(),
+ $cleaner.getControlLoopYaml());
+
retract($cleaner);
end
diff --git a/controlloop/templates/template.demo.clc/src/test/java/org/onap/policy/template/demo/clc/ControlLoopEventCleanupTest.java b/controlloop/templates/template.demo.clc/src/test/java/org/onap/policy/template/demo/clc/ControlLoopEventCleanupTest.java
new file mode 100644
index 000000000..da9b2a85b
--- /dev/null
+++ b/controlloop/templates/template.demo.clc/src/test/java/org/onap/policy/template/demo/clc/ControlLoopEventCleanupTest.java
@@ -0,0 +1,364 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * demo
+ * ================================================================================
+ * Copyright (C) 2018 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.template.demo.clc;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
+import java.time.Instant;
+import java.util.HashMap;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Properties;
+import java.util.UUID;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.kie.api.runtime.KieSession;
+import org.onap.policy.common.endpoints.event.comm.TopicEndpoint;
+import org.onap.policy.common.endpoints.event.comm.TopicSink;
+import org.onap.policy.common.endpoints.http.server.HttpServletServer;
+import org.onap.policy.common.endpoints.properties.PolicyEndPointProperties;
+import org.onap.policy.controlloop.ControlLoopEventStatus;
+import org.onap.policy.controlloop.VirtualControlLoopEvent;
+import org.onap.policy.controlloop.eventmanager.ControlLoopEventManager;
+import org.onap.policy.controlloop.policy.ControlLoopPolicy;
+import org.onap.policy.drools.protocol.coders.EventProtocolCoder;
+import org.onap.policy.drools.protocol.coders.JsonProtocolFilter;
+import org.onap.policy.drools.system.PolicyController;
+import org.onap.policy.drools.system.PolicyEngine;
+import org.onap.policy.drools.utils.logging.LoggerUtil;
+import org.onap.policy.template.demo.clc.Util.Pair;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Verifies that event objects are cleaned up when rules are updated. This loads
+ * <b>two</b> copies of the rule set into a single policy to ensure that the two copies
+ * interact appropriately with each other's event objects.
+ */
+public class ControlLoopEventCleanupTest {
+ private static final Logger logger = LoggerFactory.getLogger(ControlLoopEventCleanupTest.class);
+
+ /**
+ * Number of objects per control loop, including the Params object.
+ */
+ private static int CL_OBJECTS = 7;
+
+ private static final String YAML = "src/test/resources/yaml/policy_ControlLoop_EventCleanup-test.yaml";
+
+ /**
+ * YAML to be used when the first rule set is updated.
+ */
+ private static final String YAML2 = "src/test/resources/yaml/policy_ControlLoop_EventCleanup-test2.yaml";
+
+ private static final String POLICY_VERSION = "v2.0";
+
+ private static final String POLICY_NAME = "CL_CleanupTest";
+
+ private static final String POLICY_SCOPE = "type=operational";
+
+ private static final String CONTROL_LOOP_NAME = "ControlLoop-Event-Cleanup-Test";
+
+ private static final String DROOLS_TEMPLATE = "src/main/resources/__closedLoopControlName__.drl";
+
+ // values specific to the second copy of the rules
+
+ private static final String YAML_B = "src/test/resources/yaml/policy_ControlLoop_EventCleanup-test-B.yaml";
+ private static final String POLICY_NAME_B = "CL_CleanupTest_B";
+ private static final String CONTROL_LOOP_NAME_B = "ControlLoop-Event-Cleanup-Test-B";
+
+ private static final String GUARD_DISABLED = "guard.disabled";
+
+ private static String saveGuardFlag;
+
+ private static KieSession kieSession;
+ private static Util.RuleSpec[] specifications;
+
+ /**
+ * Setup the simulator.
+ */
+ @BeforeClass
+ public static void setUpSimulator() {
+ LoggerUtil.setLevel(LoggerUtil.ROOT_LOGGER, "INFO");
+
+ saveGuardFlag = PolicyEngine.manager.getEnvironmentProperty(GUARD_DISABLED);
+ PolicyEngine.manager.getEnvironment().setProperty(GUARD_DISABLED, "true");
+
+ Util.setAaiProps();
+
+ PolicyEngine.manager.configure(new Properties());
+ assertTrue(PolicyEngine.manager.start());
+ Properties noopSinkProperties = new Properties();
+ noopSinkProperties.put(PolicyEndPointProperties.PROPERTY_NOOP_SINK_TOPICS, "APPC-CL,POLICY-CL-MGT");
+ noopSinkProperties.put("noop.sink.topics.APPC-CL.events", "org.onap.policy.appc.Response");
+ noopSinkProperties.put("noop.sink.topics.APPC-CL.events.custom.gson",
+ "org.onap.policy.appc.util.Serialization,gsonPretty");
+ noopSinkProperties.put("noop.sink.topics.POLICY-CL-MGT.events",
+ "org.onap.policy.controlloop.VirtualControlLoopNotification");
+ noopSinkProperties.put("noop.sink.topics.POLICY-CL-MGT.events.custom.gson",
+ "org.onap.policy.controlloop.util.Serialization,gsonPretty");
+ final List<TopicSink> noopTopics = TopicEndpoint.manager.addTopicSinks(noopSinkProperties);
+
+ EventProtocolCoder.manager.addEncoder("junit.groupId", "junit.artifactId", "POLICY-CL-MGT",
+ "org.onap.policy.controlloop.VirtualControlLoopNotification", new JsonProtocolFilter(), null,
+ null, 1111);
+ EventProtocolCoder.manager.addEncoder("junit.groupId", "junit.artifactId", "APPC-CL",
+ "org.onap.policy.appc.Request", new JsonProtocolFilter(), null, null, 1111);
+
+ try {
+ Util.buildAaiSim();
+
+ } catch (Exception e) {
+ logger.error("Could not create simulator", e);
+ fail("Could not create simulator");
+ }
+
+ for (TopicSink sink : noopTopics) {
+ assertTrue(sink.start());
+ }
+
+ try {
+ specifications = new Util.RuleSpec[2];
+
+ specifications[0] = new Util.RuleSpec(DROOLS_TEMPLATE, CONTROL_LOOP_NAME, POLICY_SCOPE, POLICY_NAME,
+ POLICY_VERSION, loadYaml(YAML));
+
+ specifications[1] = new Util.RuleSpec(DROOLS_TEMPLATE, CONTROL_LOOP_NAME_B, POLICY_SCOPE, POLICY_NAME_B,
+ POLICY_VERSION, loadYaml(YAML_B));
+
+ kieSession = Util.buildContainer(POLICY_VERSION, specifications);
+
+ } catch (IOException e) {
+ logger.error("Could not create kieSession", e);
+ fail("Could not create kieSession");
+ }
+ }
+
+ /**
+ * Tear down.
+ */
+ @AfterClass
+ public static void tearDown() {
+ kieSession.dispose();
+
+ PolicyEngine.manager.stop();
+ HttpServletServer.factory.destroy();
+ PolicyController.factory.shutdown();
+ TopicEndpoint.manager.shutdown();
+
+ if (saveGuardFlag == null) {
+ PolicyEngine.manager.getEnvironment().remove(GUARD_DISABLED);
+
+ } else {
+ PolicyEngine.manager.getEnvironment().setProperty(GUARD_DISABLED, saveGuardFlag);
+ }
+ }
+
+ @Test
+ public void test() throws IOException {
+
+ /*
+ * Let rules create Params objects.
+ */
+ kieSession.fireAllRules();
+
+ injectEvent(CONTROL_LOOP_NAME);
+ injectEvent(CONTROL_LOOP_NAME_B);
+
+ kieSession.fireAllRules();
+ List<Object> facts = getSessionObjects();
+
+ // should have events for both control loops
+ assertEquals(2 * CL_OBJECTS, facts.size());
+ assertTrue(hasEvent(facts, CONTROL_LOOP_NAME));
+ assertTrue(hasEvent(facts, CONTROL_LOOP_NAME_B));
+
+ logger.info("UPDATING VERSION TO v3.0");
+ updatePolicy(YAML2, "v3.0");
+
+ /*
+ * Let rules update Params objects. The Params for the first set of rules should
+ * now be deleted and replaced with a new one, while the Params for the second set
+ * should be unchanged.
+ */
+ kieSession.fireAllRules();
+ facts = getSessionObjects();
+
+ // should only have event for second control loop + 1 Params for first control loop
+ assertEquals(CL_OBJECTS + 1, facts.size());
+ assertTrue(hasEvent(facts, CONTROL_LOOP_NAME_B));
+
+ // add event for first control loop again
+ injectEvent(CONTROL_LOOP_NAME);
+ kieSession.fireAllRules();
+
+ logger.info("UPDATING VERSION TO v4.0");
+ updatePolicy(YAML, "v4.0");
+
+ /*
+ * Let rules update Params objects. The Params for the first set of rules should
+ * now be deleted and replaced with a new one, while the Params for the second set
+ * should be unchanged.
+ */
+ kieSession.fireAllRules();
+ facts = getSessionObjects();
+
+ // should only have event for second control loop + 1 Params for first control loop
+ assertEquals(CL_OBJECTS + 1, facts.size());
+ assertTrue(hasEvent(facts, CONTROL_LOOP_NAME_B));
+
+ // add event for first control loop again
+ injectEvent(CONTROL_LOOP_NAME);
+ kieSession.fireAllRules();
+
+ logger.info("UPDATING VERSION TO v4.0 (i.e., unchanged)");
+ updatePolicy(YAML, "v4.0");
+
+ /*
+ * Let rules update Params objects. As the version (and YAML) are unchanged for
+ * either rule set, both Params objects should be unchanged.
+ */
+ kieSession.fireAllRules();
+ facts = getSessionObjects();
+
+ // should have events for both control loops
+ assertEquals(2 * CL_OBJECTS, facts.size());
+ assertTrue(hasEvent(facts, CONTROL_LOOP_NAME));
+ assertTrue(hasEvent(facts, CONTROL_LOOP_NAME_B));
+
+ /*
+ * Now we'll delete the first rule set. That won't actually have any immediate
+ * effect, so then we'll update the second rule set, which should trigger a
+ * clean-up of both.
+ */
+ Util.RuleSpec[] specs = new Util.RuleSpec[1];
+ specs[0] = specifications[1];
+
+ logger.info("UPDATING VERSION TO v5.0 - DELETED RULE SET");
+ Util.updateContainer("v5.0", specs);
+
+ specs[0] = new Util.RuleSpec(DROOLS_TEMPLATE, CONTROL_LOOP_NAME_B, POLICY_SCOPE, POLICY_NAME_B, POLICY_VERSION,
+ loadYaml(YAML));
+
+ logger.info("UPDATING VERSION TO v6.0 - UPDATED SECOND RULE SET");
+ Util.updateContainer("v6.0", specs);
+
+ kieSession.fireAllRules();
+ facts = getSessionObjects();
+
+ // only 1 Params should remain, for second rule set, but events should be gone
+ assertEquals(1, facts.size());
+ assertTrue(facts.stream().anyMatch(obj -> obj.toString().startsWith("Params( ")));
+ }
+
+ /**
+ * Updates the policy, changing the YAML associated with the first rule set.
+ *
+ * @param yamlFile name of the YAML file
+ * @param policyVersion policy version
+ * @throws IOException if an error occurs
+ */
+ private static void updatePolicy(String yamlFile, String policyVersion) throws IOException {
+
+ specifications[0] = new Util.RuleSpec(DROOLS_TEMPLATE, CONTROL_LOOP_NAME, POLICY_SCOPE, POLICY_NAME,
+ policyVersion, loadYaml(yamlFile));
+
+ /*
+ * Update the policy within the container.
+ */
+ Util.updateContainer(policyVersion, specifications);
+ }
+
+ /**
+ * Loads a YAML file and URL-encodes it.
+ *
+ * @param yamlFile name of the YAML file
+ * @return the contents of the specified file, URL-encoded
+ * @throws UnsupportedEncodingException if an error occurs
+ */
+ private static String loadYaml(String yamlFile) throws UnsupportedEncodingException {
+ Pair<ControlLoopPolicy, String> pair = Util.loadYaml(yamlFile);
+ assertNotNull(pair);
+ assertNotNull(pair.first);
+ assertNotNull(pair.first.getControlLoop());
+ assertNotNull(pair.first.getControlLoop().getControlLoopName());
+ assertTrue(pair.first.getControlLoop().getControlLoopName().length() > 0);
+
+ return URLEncoder.encode(pair.second, "UTF-8");
+ }
+
+ /**
+ * Gets the session objects.
+ *
+ * @return the session objects
+ */
+ private static List<Object> getSessionObjects() {
+ // sort the objects so we know the order
+ LinkedList<Object> lst = new LinkedList<>(kieSession.getObjects());
+ lst.sort((left, right) -> left.toString().compareTo(right.toString()));
+
+ lst.forEach(obj -> logger.info("obj={}", obj));
+
+ return lst;
+ }
+
+ /**
+ * Injects an ONSET event into the rule engine.
+ *
+ * @param controlLoopName the control loop name
+ */
+ private void injectEvent(String controlLoopName) {
+ VirtualControlLoopEvent event = new VirtualControlLoopEvent();
+
+ event.setClosedLoopControlName(controlLoopName);
+
+ UUID reqid = UUID.randomUUID();
+ event.setRequestId(reqid);
+
+ event.setTarget("generic-vnf.vnf-id");
+ event.setClosedLoopAlarmStart(Instant.now());
+ event.setAai(new HashMap<>());
+ event.getAai().put("generic-vnf.vnf-id", "vnf-" + reqid.toString());
+ event.getAai().put(ControlLoopEventManager.GENERIC_VNF_IS_CLOSED_LOOP_DISABLED, "false");
+ event.setClosedLoopEventStatus(ControlLoopEventStatus.ONSET);
+
+ kieSession.insert(event);
+ }
+
+ /**
+ * Determines if the facts contain an event for the given control loop.
+ *
+ * @param facts session facts to be checked
+ * @param controlLoopName name of the control loop of interest
+ * @return {@code true} if the facts contain an event for the given control loop,
+ * {@code false} otherwise
+ */
+ private boolean hasEvent(List<Object> facts, String controlLoopName) {
+ return (facts.stream().anyMatch(obj -> obj instanceof VirtualControlLoopEvent
+ && controlLoopName.equals(((VirtualControlLoopEvent) obj).getClosedLoopControlName())));
+ }
+}
diff --git a/controlloop/templates/template.demo.clc/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test-B.yaml b/controlloop/templates/template.demo.clc/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test-B.yaml
new file mode 100644
index 000000000..498ef766e
--- /dev/null
+++ b/controlloop/templates/template.demo.clc/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test-B.yaml
@@ -0,0 +1,41 @@
+# Copyright 2018 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.
+controlLoop:
+ version: 2.0.0
+ controlLoopName: ControlLoop-Event-Cleanup-Test-B
+ services:
+ - serviceInvariantUUID: 5cfe6f4a-41bc-4247-8674-ebd4b98e35cc
+ serviceUUID: 0f40bba5-986e-4b3c-803f-ddd1b7b25f24
+ serviceName: 57e66ea7-0ed6-45c7-970f
+ trigger_policy: unique-policy-id-1-modifyConfig
+ timeout: 60
+ abatement: true
+
+policies:
+ - id: unique-policy-id-1-modifyConfig
+ name: modify packet gen config
+ description:
+ actor: APPC
+ recipe: ModifyConfig
+ target:
+ resourceID: Eace933104d443b496b8.nodes.heat.vpg
+ type: VNF
+ retry: 0
+ timeout: 30
+ success: final_success
+ failure: final_failure
+ failure_timeout: final_failure_timeout
+ failure_retries: final_failure_retries
+ failure_exception: final_failure_exception
+ failure_guard: final_failure_guard \ No newline at end of file
diff --git a/controlloop/templates/template.demo.clc/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test.yaml b/controlloop/templates/template.demo.clc/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test.yaml
new file mode 100644
index 000000000..a19b0ef6b
--- /dev/null
+++ b/controlloop/templates/template.demo.clc/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test.yaml
@@ -0,0 +1,41 @@
+# Copyright 2018 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.
+controlLoop:
+ version: 2.0.0
+ controlLoopName: ControlLoop-Event-Cleanup-Test
+ services:
+ - serviceInvariantUUID: 5cfe6f4a-41bc-4247-8674-ebd4b98e35cc
+ serviceUUID: 0f40bba5-986e-4b3c-803f-ddd1b7b25f24
+ serviceName: 57e66ea7-0ed6-45c7-970f
+ trigger_policy: unique-policy-id-1-modifyConfig
+ timeout: 60
+ abatement: true
+
+policies:
+ - id: unique-policy-id-1-modifyConfig
+ name: modify packet gen config
+ description:
+ actor: APPC
+ recipe: ModifyConfig
+ target:
+ resourceID: Eace933104d443b496b8.nodes.heat.vpg
+ type: VNF
+ retry: 0
+ timeout: 30
+ success: final_success
+ failure: final_failure
+ failure_timeout: final_failure_timeout
+ failure_retries: final_failure_retries
+ failure_exception: final_failure_exception
+ failure_guard: final_failure_guard \ No newline at end of file
diff --git a/controlloop/templates/template.demo.clc/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test2.yaml b/controlloop/templates/template.demo.clc/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test2.yaml
new file mode 100644
index 000000000..57062a47a
--- /dev/null
+++ b/controlloop/templates/template.demo.clc/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test2.yaml
@@ -0,0 +1,45 @@
+# Copyright 2018 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.
+
+#
+# This YAML must be slightly different from test.yaml.
+#
+controlLoop:
+ version: 3.0.0
+ controlLoopName: ControlLoop-Event-Cleanup-Test
+ services:
+ - serviceInvariantUUID: 5cfe6f4a-41bc-4247-8674-ebd4b98e35cc
+ serviceUUID: 0f40bba5-986e-4b3c-803f-ddd1b7b25f24
+ serviceName: 57e66ea7-0ed6-45c7-970f
+ trigger_policy: unique-policy-id-1-modifyConfig
+ timeout: 60
+ abatement: true
+
+policies:
+ - id: unique-policy-id-1-modifyConfig
+ name: modify packet gen config
+ description:
+ actor: APPC
+ recipe: ModifyConfig
+ target:
+ resourceID: Eace933104d443b496b8.nodes.heat.vpg
+ type: VNF
+ retry: 0
+ timeout: 30
+ success: final_success
+ failure: final_failure
+ failure_timeout: final_failure_timeout
+ failure_retries: final_failure_retries
+ failure_exception: final_failure_exception
+ failure_guard: final_failure_guard \ No newline at end of file
diff --git a/controlloop/templates/template.demo/src/test/java/org/onap/policy/template/demo/ControlLoopEventCleanupTest.java b/controlloop/templates/template.demo/src/test/java/org/onap/policy/template/demo/ControlLoopEventCleanupTest.java
new file mode 100644
index 000000000..4ca89e1fb
--- /dev/null
+++ b/controlloop/templates/template.demo/src/test/java/org/onap/policy/template/demo/ControlLoopEventCleanupTest.java
@@ -0,0 +1,365 @@
+/*-
+ * ============LICENSE_START=======================================================
+ * demo
+ * ================================================================================
+ * Copyright (C) 2018 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.
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.policy.template.demo;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+
+import java.io.IOException;
+import java.io.UnsupportedEncodingException;
+import java.net.URLEncoder;
+import java.time.Instant;
+import java.util.HashMap;
+import java.util.LinkedList;
+import java.util.List;
+import java.util.Properties;
+import java.util.UUID;
+import org.junit.AfterClass;
+import org.junit.BeforeClass;
+import org.junit.Test;
+import org.kie.api.runtime.KieSession;
+import org.onap.policy.common.endpoints.event.comm.TopicEndpoint;
+import org.onap.policy.common.endpoints.event.comm.TopicSink;
+import org.onap.policy.common.endpoints.http.server.HttpServletServer;
+import org.onap.policy.common.endpoints.properties.PolicyEndPointProperties;
+import org.onap.policy.controlloop.ControlLoopEventStatus;
+import org.onap.policy.controlloop.VirtualControlLoopEvent;
+import org.onap.policy.controlloop.eventmanager.ControlLoopEventManager;
+import org.onap.policy.controlloop.policy.ControlLoopPolicy;
+import org.onap.policy.drools.protocol.coders.EventProtocolCoder;
+import org.onap.policy.drools.protocol.coders.JsonProtocolFilter;
+import org.onap.policy.drools.system.PolicyController;
+import org.onap.policy.drools.system.PolicyEngine;
+import org.onap.policy.drools.utils.logging.LoggerUtil;
+import org.onap.policy.template.demo.Util.Pair;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
+/**
+ * Verifies that event objects are cleaned up when rules are updated. This loads
+ * <b>two</b> copies of the rule set into a single policy to ensure that the two copies
+ * interact appropriately with each other's event objects.
+ */
+public class ControlLoopEventCleanupTest {
+ private static final Logger logger = LoggerFactory.getLogger(ControlLoopEventCleanupTest.class);
+
+ /**
+ * Number of objects per control loop, including the Params object.
+ */
+ private static int CL_OBJECTS = 7;
+
+ private static final String YAML = "src/test/resources/yaml/policy_ControlLoop_EventCleanup-test.yaml";
+
+ /**
+ * YAML to be used when the first rule set is updated.
+ */
+ private static final String YAML2 = "src/test/resources/yaml/policy_ControlLoop_EventCleanup-test2.yaml";
+
+ private static final String POLICY_VERSION = "v2.0";
+
+ private static final String POLICY_NAME = "CL_CleanupTest";
+
+ private static final String POLICY_SCOPE = "type=operational";
+
+ private static final String CONTROL_LOOP_NAME = "ControlLoop-Event-Cleanup-Test";
+
+ private static final String DROOLS_TEMPLATE = "../archetype-cl-amsterdam/src/main/resources/archetype-resources/"
+ + "src/main/resources/__closedLoopControlName__.drl";
+
+ // values specific to the second copy of the rules
+
+ private static final String YAML_B = "src/test/resources/yaml/policy_ControlLoop_EventCleanup-test-B.yaml";
+ private static final String POLICY_NAME_B = "CL_CleanupTest_B";
+ private static final String CONTROL_LOOP_NAME_B = "ControlLoop-Event-Cleanup-Test-B";
+
+ private static final String GUARD_DISABLED = "guard.disabled";
+
+ private static String saveGuardFlag;
+
+ private static KieSession kieSession;
+ private static Util.RuleSpec[] specifications;
+
+ /**
+ * Setup the simulator.
+ */
+ @BeforeClass
+ public static void setUpSimulator() {
+ LoggerUtil.setLevel(LoggerUtil.ROOT_LOGGER, "INFO");
+
+ saveGuardFlag = PolicyEngine.manager.getEnvironmentProperty(GUARD_DISABLED);
+ PolicyEngine.manager.getEnvironment().setProperty(GUARD_DISABLED, "true");
+
+ Util.setAaiProps();
+
+ PolicyEngine.manager.configure(new Properties());
+ assertTrue(PolicyEngine.manager.start());
+ Properties noopSinkProperties = new Properties();
+ noopSinkProperties.put(PolicyEndPointProperties.PROPERTY_NOOP_SINK_TOPICS, "APPC-CL,POLICY-CL-MGT");
+ noopSinkProperties.put("noop.sink.topics.APPC-CL.events", "org.onap.policy.appc.Response");
+ noopSinkProperties.put("noop.sink.topics.APPC-CL.events.custom.gson",
+ "org.onap.policy.appc.util.Serialization,gsonPretty");
+ noopSinkProperties.put("noop.sink.topics.POLICY-CL-MGT.events",
+ "org.onap.policy.controlloop.VirtualControlLoopNotification");
+ noopSinkProperties.put("noop.sink.topics.POLICY-CL-MGT.events.custom.gson",
+ "org.onap.policy.controlloop.util.Serialization,gsonPretty");
+ final List<TopicSink> noopTopics = TopicEndpoint.manager.addTopicSinks(noopSinkProperties);
+
+ EventProtocolCoder.manager.addEncoder("junit.groupId", "junit.artifactId", "POLICY-CL-MGT",
+ "org.onap.policy.controlloop.VirtualControlLoopNotification", new JsonProtocolFilter(), null,
+ null, 1111);
+ EventProtocolCoder.manager.addEncoder("junit.groupId", "junit.artifactId", "APPC-CL",
+ "org.onap.policy.appc.Request", new JsonProtocolFilter(), null, null, 1111);
+
+ try {
+ Util.buildAaiSim();
+
+ } catch (Exception e) {
+ logger.error("Could not create simulator", e);
+ fail("Could not create simulator");
+ }
+
+ for (TopicSink sink : noopTopics) {
+ assertTrue(sink.start());
+ }
+
+ try {
+ specifications = new Util.RuleSpec[2];
+
+ specifications[0] = new Util.RuleSpec(DROOLS_TEMPLATE, CONTROL_LOOP_NAME, POLICY_SCOPE, POLICY_NAME,
+ POLICY_VERSION, loadYaml(YAML));
+
+ specifications[1] = new Util.RuleSpec(DROOLS_TEMPLATE, CONTROL_LOOP_NAME_B, POLICY_SCOPE, POLICY_NAME_B,
+ POLICY_VERSION, loadYaml(YAML_B));
+
+ kieSession = Util.buildContainer(POLICY_VERSION, specifications);
+
+ } catch (IOException e) {
+ logger.error("Could not create kieSession", e);
+ fail("Could not create kieSession");
+ }
+ }
+
+ /**
+ * Tear down.
+ */
+ @AfterClass
+ public static void tearDown() {
+ kieSession.dispose();
+
+ PolicyEngine.manager.stop();
+ HttpServletServer.factory.destroy();
+ PolicyController.factory.shutdown();
+ TopicEndpoint.manager.shutdown();
+
+ if (saveGuardFlag == null) {
+ PolicyEngine.manager.getEnvironment().remove(GUARD_DISABLED);
+
+ } else {
+ PolicyEngine.manager.getEnvironment().setProperty(GUARD_DISABLED, saveGuardFlag);
+ }
+ }
+
+ @Test
+ public void test() throws IOException {
+
+ /*
+ * Let rules create Params objects.
+ */
+ kieSession.fireAllRules();
+
+ injectEvent(CONTROL_LOOP_NAME);
+ injectEvent(CONTROL_LOOP_NAME_B);
+
+ kieSession.fireAllRules();
+ List<Object> facts = getSessionObjects();
+
+ // should have events for both control loops
+ assertEquals(2 * CL_OBJECTS, facts.size());
+ assertTrue(hasEvent(facts, CONTROL_LOOP_NAME));
+ assertTrue(hasEvent(facts, CONTROL_LOOP_NAME_B));
+
+ logger.info("UPDATING VERSION TO v3.0");
+ updatePolicy(YAML2, "v3.0");
+
+ /*
+ * Let rules update Params objects. The Params for the first set of rules should
+ * now be deleted and replaced with a new one, while the Params for the second set
+ * should be unchanged.
+ */
+ kieSession.fireAllRules();
+ facts = getSessionObjects();
+
+ // should only have event for second control loop + 1 Params for first control loop
+ assertEquals(CL_OBJECTS + 1, facts.size());
+ assertTrue(hasEvent(facts, CONTROL_LOOP_NAME_B));
+
+ // add event for first control loop again
+ injectEvent(CONTROL_LOOP_NAME);
+ kieSession.fireAllRules();
+
+ logger.info("UPDATING VERSION TO v4.0");
+ updatePolicy(YAML, "v4.0");
+
+ /*
+ * Let rules update Params objects. The Params for the first set of rules should
+ * now be deleted and replaced with a new one, while the Params for the second set
+ * should be unchanged.
+ */
+ kieSession.fireAllRules();
+ facts = getSessionObjects();
+
+ // should only have event for second control loop + 1 Params for first control loop
+ assertEquals(CL_OBJECTS + 1, facts.size());
+ assertTrue(hasEvent(facts, CONTROL_LOOP_NAME_B));
+
+ // add event for first control loop again
+ injectEvent(CONTROL_LOOP_NAME);
+ kieSession.fireAllRules();
+
+ logger.info("UPDATING VERSION TO v4.0 (i.e., unchanged)");
+ updatePolicy(YAML, "v4.0");
+
+ /*
+ * Let rules update Params objects. As the version (and YAML) are unchanged for
+ * either rule set, both Params objects should be unchanged.
+ */
+ kieSession.fireAllRules();
+ facts = getSessionObjects();
+
+ // should have events for both control loops
+ assertEquals(2 * CL_OBJECTS, facts.size());
+ assertTrue(hasEvent(facts, CONTROL_LOOP_NAME));
+ assertTrue(hasEvent(facts, CONTROL_LOOP_NAME_B));
+
+ /*
+ * Now we'll delete the first rule set. That won't actually have any immediate
+ * effect, so then we'll update the second rule set, which should trigger a
+ * clean-up of both.
+ */
+ Util.RuleSpec[] specs = new Util.RuleSpec[1];
+ specs[0] = specifications[1];
+
+ logger.info("UPDATING VERSION TO v5.0 - DELETED RULE SET");
+ Util.updateContainer("v5.0", specs);
+
+ specs[0] = new Util.RuleSpec(DROOLS_TEMPLATE, CONTROL_LOOP_NAME_B, POLICY_SCOPE, POLICY_NAME_B, POLICY_VERSION,
+ loadYaml(YAML));
+
+ logger.info("UPDATING VERSION TO v6.0 - UPDATED SECOND RULE SET");
+ Util.updateContainer("v6.0", specs);
+
+ kieSession.fireAllRules();
+ facts = getSessionObjects();
+
+ // only 1 Params should remain, for second rule set, but events should be gone
+ assertEquals(1, facts.size());
+ assertTrue(facts.stream().anyMatch(obj -> obj.toString().startsWith("Params( ")));
+ }
+
+ /**
+ * Updates the policy, changing the YAML associated with the first rule set.
+ *
+ * @param yamlFile name of the YAML file
+ * @param policyVersion policy version
+ * @throws IOException if an error occurs
+ */
+ private static void updatePolicy(String yamlFile, String policyVersion) throws IOException {
+
+ specifications[0] = new Util.RuleSpec(DROOLS_TEMPLATE, CONTROL_LOOP_NAME, POLICY_SCOPE, POLICY_NAME,
+ policyVersion, loadYaml(yamlFile));
+
+ /*
+ * Update the policy within the container.
+ */
+ Util.updateContainer(policyVersion, specifications);
+ }
+
+ /**
+ * Loads a YAML file and URL-encodes it.
+ *
+ * @param yamlFile name of the YAML file
+ * @return the contents of the specified file, URL-encoded
+ * @throws UnsupportedEncodingException if an error occurs
+ */
+ private static String loadYaml(String yamlFile) throws UnsupportedEncodingException {
+ Pair<ControlLoopPolicy, String> pair = Util.loadYaml(yamlFile);
+ assertNotNull(pair);
+ assertNotNull(pair.first);
+ assertNotNull(pair.first.getControlLoop());
+ assertNotNull(pair.first.getControlLoop().getControlLoopName());
+ assertTrue(pair.first.getControlLoop().getControlLoopName().length() > 0);
+
+ return URLEncoder.encode(pair.second, "UTF-8");
+ }
+
+ /**
+ * Gets the session objects.
+ *
+ * @return the session objects
+ */
+ private static List<Object> getSessionObjects() {
+ // sort the objects so we know the order
+ LinkedList<Object> lst = new LinkedList<>(kieSession.getObjects());
+ lst.sort((left, right) -> left.toString().compareTo(right.toString()));
+
+ lst.forEach(obj -> logger.info("obj={}", obj));
+
+ return lst;
+ }
+
+ /**
+ * Injects an ONSET event into the rule engine.
+ *
+ * @param controlLoopName the control loop name
+ */
+ private void injectEvent(String controlLoopName) {
+ VirtualControlLoopEvent event = new VirtualControlLoopEvent();
+
+ event.setClosedLoopControlName(controlLoopName);
+
+ UUID reqid = UUID.randomUUID();
+ event.setRequestId(reqid);
+
+ event.setTarget("generic-vnf.vnf-id");
+ event.setClosedLoopAlarmStart(Instant.now());
+ event.setAai(new HashMap<>());
+ event.getAai().put("generic-vnf.vnf-id", "vnf-" + reqid.toString());
+ event.getAai().put(ControlLoopEventManager.GENERIC_VNF_IS_CLOSED_LOOP_DISABLED, "false");
+ event.setClosedLoopEventStatus(ControlLoopEventStatus.ONSET);
+
+ kieSession.insert(event);
+ }
+
+ /**
+ * Determines if the facts contain an event for the given control loop.
+ *
+ * @param facts session facts to be checked
+ * @param controlLoopName name of the control loop of interest
+ * @return {@code true} if the facts contain an event for the given control loop,
+ * {@code false} otherwise
+ */
+ private boolean hasEvent(List<Object> facts, String controlLoopName) {
+ return (facts.stream().anyMatch(obj -> obj instanceof VirtualControlLoopEvent
+ && controlLoopName.equals(((VirtualControlLoopEvent) obj).getClosedLoopControlName())));
+ }
+}
diff --git a/controlloop/templates/template.demo/src/test/java/org/onap/policy/template/demo/ControlLoopParamsCleanupTest.java b/controlloop/templates/template.demo/src/test/java/org/onap/policy/template/demo/ControlLoopParamsCleanupTest.java
index 52155376d..f3c6e058d 100644
--- a/controlloop/templates/template.demo/src/test/java/org/onap/policy/template/demo/ControlLoopParamsCleanupTest.java
+++ b/controlloop/templates/template.demo/src/test/java/org/onap/policy/template/demo/ControlLoopParamsCleanupTest.java
@@ -179,6 +179,29 @@ public class ControlLoopParamsCleanupTest {
iter = facts.iterator();
assertTrue(iter.next() == fact3);
assertTrue(iter.next() == fact1b);
+
+ /*
+ * Now we'll delete the first rule set. That won't actually have any immediate
+ * effect, so then we'll update the second rule set, which should trigger a
+ * clean-up of both.
+ */
+ Util.RuleSpec[] specs = new Util.RuleSpec[1];
+ specs[0] = specifications[1];
+
+ logger.info("UPDATING VERSION TO v5.0 - DELETED RULE SET");
+ Util.updateContainer("v5.0", specs);
+
+ specs[0] = new Util.RuleSpec(DROOLS_TEMPLATE, CONTROL_LOOP_NAME_B, POLICY_SCOPE, POLICY_NAME_B,
+ POLICY_VERSION, loadYaml(YAML));
+
+ logger.info("UPDATING VERSION TO v6.0 - UPDATED SECOND RULE SET");
+ Util.updateContainer("v6.0", specs);
+
+ kieSession.fireAllRules();
+ facts = getSessionObjects();
+ assertEquals(specs.length, facts.size());
+ iter = facts.iterator();
+ assertTrue(iter.next().toString().contains(CONTROL_LOOP_NAME_B));
}
/**
diff --git a/controlloop/templates/template.demo/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test-B.yaml b/controlloop/templates/template.demo/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test-B.yaml
new file mode 100644
index 000000000..498ef766e
--- /dev/null
+++ b/controlloop/templates/template.demo/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test-B.yaml
@@ -0,0 +1,41 @@
+# Copyright 2018 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.
+controlLoop:
+ version: 2.0.0
+ controlLoopName: ControlLoop-Event-Cleanup-Test-B
+ services:
+ - serviceInvariantUUID: 5cfe6f4a-41bc-4247-8674-ebd4b98e35cc
+ serviceUUID: 0f40bba5-986e-4b3c-803f-ddd1b7b25f24
+ serviceName: 57e66ea7-0ed6-45c7-970f
+ trigger_policy: unique-policy-id-1-modifyConfig
+ timeout: 60
+ abatement: true
+
+policies:
+ - id: unique-policy-id-1-modifyConfig
+ name: modify packet gen config
+ description:
+ actor: APPC
+ recipe: ModifyConfig
+ target:
+ resourceID: Eace933104d443b496b8.nodes.heat.vpg
+ type: VNF
+ retry: 0
+ timeout: 30
+ success: final_success
+ failure: final_failure
+ failure_timeout: final_failure_timeout
+ failure_retries: final_failure_retries
+ failure_exception: final_failure_exception
+ failure_guard: final_failure_guard \ No newline at end of file
diff --git a/controlloop/templates/template.demo/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test.yaml b/controlloop/templates/template.demo/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test.yaml
new file mode 100644
index 000000000..a19b0ef6b
--- /dev/null
+++ b/controlloop/templates/template.demo/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test.yaml
@@ -0,0 +1,41 @@
+# Copyright 2018 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.
+controlLoop:
+ version: 2.0.0
+ controlLoopName: ControlLoop-Event-Cleanup-Test
+ services:
+ - serviceInvariantUUID: 5cfe6f4a-41bc-4247-8674-ebd4b98e35cc
+ serviceUUID: 0f40bba5-986e-4b3c-803f-ddd1b7b25f24
+ serviceName: 57e66ea7-0ed6-45c7-970f
+ trigger_policy: unique-policy-id-1-modifyConfig
+ timeout: 60
+ abatement: true
+
+policies:
+ - id: unique-policy-id-1-modifyConfig
+ name: modify packet gen config
+ description:
+ actor: APPC
+ recipe: ModifyConfig
+ target:
+ resourceID: Eace933104d443b496b8.nodes.heat.vpg
+ type: VNF
+ retry: 0
+ timeout: 30
+ success: final_success
+ failure: final_failure
+ failure_timeout: final_failure_timeout
+ failure_retries: final_failure_retries
+ failure_exception: final_failure_exception
+ failure_guard: final_failure_guard \ No newline at end of file
diff --git a/controlloop/templates/template.demo/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test2.yaml b/controlloop/templates/template.demo/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test2.yaml
new file mode 100644
index 000000000..57062a47a
--- /dev/null
+++ b/controlloop/templates/template.demo/src/test/resources/yaml/policy_ControlLoop_EventCleanup-test2.yaml
@@ -0,0 +1,45 @@
+# Copyright 2018 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.
+
+#
+# This YAML must be slightly different from test.yaml.
+#
+controlLoop:
+ version: 3.0.0
+ controlLoopName: ControlLoop-Event-Cleanup-Test
+ services:
+ - serviceInvariantUUID: 5cfe6f4a-41bc-4247-8674-ebd4b98e35cc
+ serviceUUID: 0f40bba5-986e-4b3c-803f-ddd1b7b25f24
+ serviceName: 57e66ea7-0ed6-45c7-970f
+ trigger_policy: unique-policy-id-1-modifyConfig
+ timeout: 60
+ abatement: true
+
+policies:
+ - id: unique-policy-id-1-modifyConfig
+ name: modify packet gen config
+ description:
+ actor: APPC
+ recipe: ModifyConfig
+ target:
+ resourceID: Eace933104d443b496b8.nodes.heat.vpg
+ type: VNF
+ retry: 0
+ timeout: 30
+ success: final_success
+ failure: final_failure
+ failure_timeout: final_failure_timeout
+ failure_retries: final_failure_retries
+ failure_exception: final_failure_exception
+ failure_guard: final_failure_guard \ No newline at end of file