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Diffstat (limited to 'controlloop/templates/template.demo/src/test/java/org/onap/policy/template/demo/CcvpnBwControlLoopTest.java')
| -rw-r--r-- | controlloop/templates/template.demo/src/test/java/org/onap/policy/template/demo/CcvpnBwControlLoopTest.java | 373 |
1 files changed, 373 insertions, 0 deletions
diff --git a/controlloop/templates/template.demo/src/test/java/org/onap/policy/template/demo/CcvpnBwControlLoopTest.java b/controlloop/templates/template.demo/src/test/java/org/onap/policy/template/demo/CcvpnBwControlLoopTest.java new file mode 100644 index 000000000..395ecc234 --- /dev/null +++ b/controlloop/templates/template.demo/src/test/java/org/onap/policy/template/demo/CcvpnBwControlLoopTest.java @@ -0,0 +1,373 @@ +/*- + * ============LICENSE_START======================================================= + * Copyright (C) 2019 Huawei Technologies Co., Ltd. All rights reserved. + * Modifications Copyright (C) 2019 AT&T Intellectual Property. + * ================================================================================ + * 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.net.URLEncoder; +import java.nio.charset.StandardCharsets; +import java.time.Instant; +import java.util.HashMap; +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.kie.api.runtime.rule.FactHandle; +import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure; +import org.onap.policy.common.endpoints.event.comm.TopicEndpoint; +import org.onap.policy.common.endpoints.event.comm.TopicListener; +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.ControlLoopNotificationType; +import org.onap.policy.controlloop.ControlLoopTargetType; +import org.onap.policy.controlloop.VirtualControlLoopEvent; +import org.onap.policy.controlloop.VirtualControlLoopNotification; +import org.onap.policy.controlloop.policy.ControlLoopPolicy; +import org.onap.policy.drools.protocol.coders.EventProtocolCoder; +import org.onap.policy.drools.protocol.coders.EventProtocolParams; +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.sdnc.SdncRequest; +import org.slf4j.Logger; +import org.slf4j.LoggerFactory; + +public class CcvpnBwControlLoopTest implements TopicListener { + + private static final Logger logger = LoggerFactory.getLogger(CcvpnBwControlLoopTest.class); + + private static List<? extends TopicSink> noopTopics; + + private static KieSession kieSession; + private static SupportUtil.Pair<ControlLoopPolicy, String> pair; + + static { + /* Set environment properties */ + SupportUtil.setAaiProps(); + SupportUtil.setSdncProps(); + LoggerUtil.setLevel(LoggerUtil.ROOT_LOGGER, "INFO"); + } + + /** + * Setup the simulator. + */ + @BeforeClass + public static void setUpSimulator() { + PolicyEngine.manager.configure(new Properties()); + assertTrue(PolicyEngine.manager.start()); + Properties noopSinkProperties = new Properties(); + noopSinkProperties.put(PolicyEndPointProperties.PROPERTY_NOOP_SINK_TOPICS, "POLICY-CL-MGT"); + 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"); + noopTopics = TopicEndpoint.manager.addTopicSinks(noopSinkProperties); + + EventProtocolCoder.manager.addEncoder(EventProtocolParams.builder() + .groupId("junit.groupId") + .artifactId("junit.artifactId") + .topic("POLICY-CL-MGT") + .eventClass("org.onap.policy.controlloop.VirtualControlLoopNotification") + .protocolFilter(new JsonProtocolFilter()) + .modelClassLoaderHash(1111)); + + try { + SupportUtil.buildAaiSim(); + SupportUtil.buildSdncSim(); + } catch (Exception e) { + fail(e.getMessage()); + } + + /* + * + * Start the kie session + */ + try { + kieSession = startSession( + "../archetype-cl-amsterdam/src/main/resources/archetype-resources/" + + "src/main/resources/__closedLoopControlName__.drl", + "src/test/resources/yaml/policy_ControlLoop_CCVPN_BW.yaml", "type=operational", + "BandwidthOnDemand", "2.0.0"); + } catch (IOException e) { + e.printStackTrace(); + logger.debug("Could not create kieSession"); + fail("Could not create kieSession"); + } + } + + /** + * Tear down the simulator. + */ + @AfterClass + public static void tearDownSimulator() { + + /* + * Gracefully shut down the kie session + */ + kieSession.dispose(); + + PolicyEngine.manager.stop(); + HttpServletServer.factory.destroy(); + PolicyController.factory.shutdown(); + TopicEndpoint.manager.shutdown(); + } + + @Test + public void successTest() throws IOException { + + /* + * Allows the PolicyEngine to callback to this object to notify that there is an event ready + * to be pulled from the queue + */ + for (TopicSink sink : noopTopics) { + assertTrue(sink.start()); + sink.register(this); + } + + /* + * Simulate an onset event the policy engine will receive from DCAE to kick off processing + * through the rules + */ + sendEvent(pair.first); + + kieSession.fireUntilHalt(); + + // allow object clean-up + kieSession.fireAllRules(); + + /* + * The only fact in memory should be Params + */ + assertEquals(1, kieSession.getFactCount()); + + /* + * Print what's left in memory + */ + dumpFacts(kieSession); + } + + @Test + public void nullRequestTest() throws IOException { + + /* + * Allows the PolicyEngine to callback to this object to notify that there is an event ready + * to be pulled from the queue + */ + for (TopicSink sink : noopTopics) { + assertTrue(sink.start()); + sink.register(this); + } + + /* + * Simulate an onset event the policy engine will receive from DCAE to kick off processing + * through the rules + */ + + VirtualControlLoopEvent event = new VirtualControlLoopEvent(); + event.setClosedLoopControlName(pair.first.getControlLoop().getControlLoopName()); + event.setRequestId(UUID.randomUUID()); + event.setClosedLoopEventClient("DCAE.HolmesInstance"); + event.setTargetType(ControlLoopTargetType.VM); + event.setTarget("vserver.vserver-name"); + event.setFrom("DCAE"); + event.setClosedLoopAlarmStart(Instant.now()); + event.setAai(new HashMap<String, String>()); + event.getAai().put("vserver.vserver-name", "nullRequest"); + event.setClosedLoopEventStatus(ControlLoopEventStatus.ONSET); + kieSession.insert(event); + + kieSession.fireUntilHalt(); + + // allow object clean-up + kieSession.fireAllRules(); + + /* + * The only fact in memory should be Params + */ + assertEquals(1, kieSession.getFactCount()); + + /* + * Print what's left in memory + */ + dumpFacts(kieSession); + } + + /** + * This method will start a kie session and instantiate the Policy Engine. + * + * @param droolsTemplate the DRL rules file + * @param yamlFile the yaml file containing the policies + * @param policyScope scope for policy + * @param policyName name of the policy + * @param policyVersion version of the policy + * @return the kieSession to be used to insert facts + * @throws IOException IO Exception + */ + private static KieSession startSession(String droolsTemplate, String yamlFile, String policyScope, + String policyName, String policyVersion) throws IOException { + + /* + * Load policies from yaml + */ + pair = SupportUtil.loadYaml(yamlFile); + assertNotNull(pair); + assertNotNull(pair.first); + assertNotNull(pair.first.getControlLoop()); + assertNotNull(pair.first.getControlLoop().getControlLoopName()); + assertTrue(pair.first.getControlLoop().getControlLoopName().length() > 0); + + /* + * Construct a kie session + */ + final KieSession kieSession = SupportUtil.buildContainer(droolsTemplate, + pair.first.getControlLoop().getControlLoopName(), + policyScope, policyName, policyVersion, URLEncoder.encode(pair.second, + StandardCharsets.UTF_8.name())); + + /* + * Retrieve the Policy Engine + */ + + logger.debug("============"); + logger.debug(URLEncoder.encode(pair.second, StandardCharsets.UTF_8.name())); + logger.debug("============"); + + return kieSession; + } + + /* + * (non-Javadoc) + * + * @see org.onap.policy.drools.PolicyEngineListener#newEventNotification(java.lang.String) + */ + @Override + public void onTopicEvent(CommInfrastructure commType, String topic, String event) { + /* + * Pull the object that was sent out to DMAAP and make sure it is a ControlLoopNoticiation + * of type active + */ + Object obj = null; + if ("POLICY-CL-MGT".equals(topic)) { + obj = org.onap.policy.controlloop.util.Serialization.gsonJunit.fromJson(event, + VirtualControlLoopNotification.class); + } + assertNotNull(obj); + if (obj instanceof VirtualControlLoopNotification) { + VirtualControlLoopNotification notification = (VirtualControlLoopNotification) obj; + String policyName = notification.getPolicyName(); + if (policyName.endsWith("EVENT")) { + logger.debug("Rule Fired: " + notification.getPolicyName()); + assertTrue(ControlLoopNotificationType.ACTIVE.equals(notification.getNotification())); + } else if (policyName.endsWith("GUARD_NOT_YET_QUERIED")) { + logger.debug("Rule Fired: " + notification.getPolicyName()); + assertTrue(ControlLoopNotificationType.OPERATION.equals(notification.getNotification())); + assertNotNull(notification.getMessage()); + assertTrue(notification.getMessage().startsWith("Sending guard query")); + } else if (policyName.endsWith("GUARD.RESPONSE")) { + logger.debug("Rule Fired: " + notification.getPolicyName()); + assertTrue(ControlLoopNotificationType.OPERATION.equals(notification.getNotification())); + assertNotNull(notification.getMessage()); + assertTrue(notification.getMessage().toLowerCase().endsWith("permit")); + } else if (policyName.endsWith("GUARD_PERMITTED")) { + logger.debug("Rule Fired: " + notification.getPolicyName()); + assertTrue(ControlLoopNotificationType.OPERATION.equals(notification.getNotification())); + assertNotNull(notification.getMessage()); + assertTrue(notification.getMessage().startsWith("actor=SDNC")); + } else if (policyName.endsWith("OPERATION.TIMEOUT")) { + logger.debug("Rule Fired: " + notification.getPolicyName()); + kieSession.halt(); + logger.debug("The operation timed out"); + fail("Operation Timed Out"); + } else if (policyName.endsWith("SDNC.RESPONSE")) { + logger.debug("Rule Fired: " + notification.getPolicyName()); + assertTrue(ControlLoopNotificationType.OPERATION_SUCCESS.equals(notification.getNotification())); + assertNotNull(notification.getMessage()); + assertTrue(notification.getMessage().startsWith("actor=SDNC")); + } else if (policyName.endsWith("EVENT.MANAGER")) { + logger.debug("Rule Fired: " + notification.getPolicyName()); + if ("nullRequest".equals(notification.getAai().get("vserver.vserver-name"))) { + assertEquals(ControlLoopNotificationType.FINAL_FAILURE, notification.getNotification()); + } else { + assertEquals(ControlLoopNotificationType.FINAL_SUCCESS, notification.getNotification()); + } + kieSession.halt(); + } else if (policyName.endsWith("EVENT.MANAGER.TIMEOUT")) { + logger.debug("Rule Fired: " + notification.getPolicyName()); + kieSession.halt(); + logger.debug("The control loop timed out"); + fail("Control Loop Timed Out"); + } + } else if (obj instanceof SdncRequest) { + logger.debug("\n============ SDNC received the request!!! ===========\n"); + } + } + + /** + * This method is used to simulate event messages from DCAE that start the control loop (onset + * message) or end the control loop (abatement message). + * + * @param policy the controlLoopName comes from the policy + */ + protected void sendEvent(ControlLoopPolicy policy) { + VirtualControlLoopEvent event = new VirtualControlLoopEvent(); + event.setClosedLoopControlName(policy.getControlLoop().getControlLoopName()); + event.setRequestId(UUID.randomUUID()); + event.setClosedLoopEventClient("DCAE.HolmesInstance"); + event.setTargetType(ControlLoopTargetType.VM); + event.setTarget("vserver.vserver-name"); + event.setFrom("DCAE"); + event.setClosedLoopAlarmStart(Instant.now()); + event.setAai(new HashMap<String, String>()); + event.getAai().put("vserver.vserver-name", "TBD"); + event.getAai().put("globalSubscriberId", "e151059a-d924-4629-845f-264db19e50b4"); + event.getAai().put("serviceType", "siteService"); + event.getAai().put("service-instance.service-instance-id", "service-instance-id-example-1"); + event.getAai().put("vserver.is-closed-loop-disabled", "false"); + event.getAai().put("vserver.prov-status", "ACTIVE"); + event.getAai().put("bandwidth", "500"); + event.getAai().put("bandwidth-change-time", "20190326-05:20:38:668"); + event.getAai().put("vnfId", "vnf-id"); + event.setClosedLoopEventStatus(ControlLoopEventStatus.ONSET); + kieSession.insert(event); + } + + /** + * Dumps the kie session facts. + * + * @param kieSession input session + */ + public static void dumpFacts(KieSession kieSession) { + logger.debug("Fact Count: " + kieSession.getFactCount()); + for (FactHandle handle : kieSession.getFactHandles()) { + logger.debug("FACT: " + handle); + } + } +}
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