gerrit.onap Code Review - policy/drools-applications.git/blob

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * Copyright (C) 2019 Huawei Technologies Co., Ltd. All rights reserved.
   4  * Modifications Copyright (C) 2019-2020 AT&T Intellectual Property.
   5  * ================================================================================
   6  * Licensed under the Apache License, Version 2.0 (the "License");
   7  * you may not use this file except in compliance with the License.
   8  * You may obtain a copy of the License at
   9  *
  10  *      http://www.apache.org/licenses/LICENSE-2.0
  11  *
  12  * Unless required by applicable law or agreed to in writing, software
  13  * distributed under the License is distributed on an "AS IS" BASIS,
  14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  15  * See the License for the specific language governing permissions and
  16  * limitations under the License.
  17  * ============LICENSE_END=========================================================
  18  */
  19
  20 package org.onap.policy.template.demo;
  21
  22 import static org.junit.Assert.assertEquals;
  23 import static org.junit.Assert.assertNotNull;
  24 import static org.junit.Assert.assertTrue;
  25 import static org.junit.Assert.fail;
  26
  27 import java.io.IOException;
  28 import java.time.Instant;
  29 import java.util.HashMap;
  30 import java.util.UUID;
  31 import org.junit.BeforeClass;
  32 import org.junit.Test;
  33 import org.onap.policy.common.endpoints.event.comm.Topic.CommInfrastructure;
  34 import org.onap.policy.common.endpoints.event.comm.TopicListener;
  35 import org.onap.policy.common.endpoints.event.comm.TopicSink;
  36 import org.onap.policy.controlloop.ControlLoopEventStatus;
  37 import org.onap.policy.controlloop.ControlLoopNotificationType;
  38 import org.onap.policy.controlloop.ControlLoopTargetType;
  39 import org.onap.policy.controlloop.VirtualControlLoopEvent;
  40 import org.onap.policy.controlloop.VirtualControlLoopNotification;
  41 import org.onap.policy.controlloop.policy.ControlLoopPolicy;
  42 import org.onap.policy.sdnc.SdncRequest;
  43
  44 public class CcvpnBwControlLoopTest extends ControlLoopBase implements TopicListener {
  45
  46     /**
  47      * Setup the simulator.
  48      */
  49     @BeforeClass
  50     public static void setUpBeforeClass() {
  51         ControlLoopBase.setUpBeforeClass(
  52             "../archetype-cl-amsterdam/src/main/resources/archetype-resources/"
  53                             + "src/main/resources/__closedLoopControlName__.drl",
  54             "src/test/resources/yaml/policy_ControlLoop_CCVPN_BW.yaml",
  55             "type=operational",
  56             "BandwidthOnDemand", "2.0.0");
  57     }
  58
  59     @Test
  60     public void testSuccess() throws IOException {
  61
  62         /*
  63          * Allows the PolicyEngine to callback to this object to notify that there is an event ready
  64          * to be pulled from the queue
  65          */
  66         for (TopicSink sink : noopTopics) {
  67             assertTrue(sink.start());
  68             sink.register(this);
  69         }
  70
  71         /*
  72          * Simulate an onset event the policy engine will receive from DCAE to kick off processing
  73          * through the rules
  74          */
  75         sendEvent(pair.first);
  76
  77         kieSession.fireUntilHalt();
  78
  79         // allow object clean-up
  80         kieSession.fireAllRules();
  81
  82         /*
  83          * The only fact in memory should be Params
  84          */
  85         assertEquals(1, kieSession.getFactCount());
  86
  87         /*
  88          * Print what's left in memory
  89          */
  90         dumpFacts(kieSession);
  91     }
  92
  93     @Test
  94     public void testNullRequest() throws IOException {
  95
  96         /*
  97          * Allows the PolicyEngine to callback to this object to notify that there is an event ready
  98          * to be pulled from the queue
  99          */
 100         for (TopicSink sink : noopTopics) {
 101             assertTrue(sink.start());
 102             sink.register(this);
 103         }
 104
 105         /*
 106          * Simulate an onset event the policy engine will receive from DCAE to kick off processing
 107          * through the rules
 108          */
 109
 110         VirtualControlLoopEvent event = new VirtualControlLoopEvent();
 111         event.setClosedLoopControlName(pair.first.getControlLoop().getControlLoopName());
 112         event.setRequestId(UUID.randomUUID());
 113         event.setClosedLoopEventClient("DCAE.HolmesInstance");
 114         event.setTargetType(ControlLoopTargetType.VM);
 115         event.setTarget("vserver.vserver-name");
 116         event.setFrom("DCAE");
 117         event.setClosedLoopAlarmStart(Instant.now());
 118         event.setAai(new HashMap<String, String>());
 119         event.getAai().put("vserver.vserver-name", "nullRequest");
 120         event.setClosedLoopEventStatus(ControlLoopEventStatus.ONSET);
 121         kieSession.insert(event);
 122
 123         kieSession.fireUntilHalt();
 124
 125         // allow object clean-up
 126         kieSession.fireAllRules();
 127
 128         /*
 129          * The only fact in memory should be Params
 130          */
 131         assertEquals(1, kieSession.getFactCount());
 132
 133         /*
 134          * Print what's left in memory
 135          */
 136         dumpFacts(kieSession);
 137     }
 138
 139     /*
 140      * (non-Javadoc)
 141      *
 142      * @see org.onap.policy.drools.PolicyEngineListener#newEventNotification(java.lang.String)
 143      */
 144     @Override
 145     public void onTopicEvent(CommInfrastructure commType, String topic, String event) {
 146         /*
 147          * Pull the object that was sent out to DMAAP and make sure it is a ControlLoopNoticiation
 148          * of type active
 149          */
 150         Object obj = null;
 151         if ("POLICY-CL-MGT".equals(topic)) {
 152             obj = org.onap.policy.controlloop.util.Serialization.gsonJunit.fromJson(event,
 153                     VirtualControlLoopNotification.class);
 154         }
 155         assertNotNull(obj);
 156         if (obj instanceof VirtualControlLoopNotification) {
 157             VirtualControlLoopNotification notification = (VirtualControlLoopNotification) obj;
 158             String policyName = notification.getPolicyName();
 159             if (policyName.endsWith("EVENT")) {
 160                 logger.debug("Rule Fired: " + notification.getPolicyName());
 161                 assertTrue(ControlLoopNotificationType.ACTIVE.equals(notification.getNotification()));
 162             } else if (policyName.endsWith("GUARD_NOT_YET_QUERIED")) {
 163                 logger.debug("Rule Fired: " + notification.getPolicyName());
 164                 assertTrue(ControlLoopNotificationType.OPERATION.equals(notification.getNotification()));
 165                 assertNotNull(notification.getMessage());
 166                 assertTrue(notification.getMessage().startsWith("Sending guard query"));
 167             } else if (policyName.endsWith("GUARD.RESPONSE")) {
 168                 logger.debug("Rule Fired: " + notification.getPolicyName());
 169                 assertTrue(ControlLoopNotificationType.OPERATION.equals(notification.getNotification()));
 170                 assertNotNull(notification.getMessage());
 171                 assertTrue(notification.getMessage().toLowerCase().endsWith("permit"));
 172             } else if (policyName.endsWith("GUARD_PERMITTED")) {
 173                 logger.debug("Rule Fired: " + notification.getPolicyName());
 174                 assertTrue(ControlLoopNotificationType.OPERATION.equals(notification.getNotification()));
 175                 assertNotNull(notification.getMessage());
 176                 assertTrue(notification.getMessage().startsWith("actor=SDNC"));
 177             } else if (policyName.endsWith("OPERATION.TIMEOUT")) {
 178                 logger.debug("Rule Fired: " + notification.getPolicyName());
 179                 kieSession.halt();
 180                 logger.debug("The operation timed out");
 181                 fail("Operation Timed Out");
 182             } else if (policyName.endsWith("SDNC.RESPONSE")) {
 183                 logger.debug("Rule Fired: " + notification.getPolicyName());
 184                 assertTrue(ControlLoopNotificationType.OPERATION_SUCCESS.equals(notification.getNotification()));
 185                 assertNotNull(notification.getMessage());
 186                 assertTrue(notification.getMessage().startsWith("actor=SDNC"));
 187             } else if (policyName.endsWith("EVENT.MANAGER")) {
 188                 logger.debug("Rule Fired: " + notification.getPolicyName());
 189                 if ("nullRequest".equals(notification.getAai().get("vserver.vserver-name"))) {
 190                     assertEquals(ControlLoopNotificationType.FINAL_FAILURE, notification.getNotification());
 191                 } else {
 192                     assertEquals(ControlLoopNotificationType.FINAL_SUCCESS, notification.getNotification());
 193                 }
 194                 kieSession.halt();
 195             } else if (policyName.endsWith("EVENT.MANAGER.TIMEOUT")) {
 196                 logger.debug("Rule Fired: " + notification.getPolicyName());
 197                 kieSession.halt();
 198                 logger.debug("The control loop timed out");
 199                 fail("Control Loop Timed Out");
 200             }
 201         } else if (obj instanceof SdncRequest) {
 202             logger.debug("\n============ SDNC received the request!!! ===========\n");
 203         }
 204     }
 205
 206     /**
 207      * This method is used to simulate event messages from DCAE that start the control loop (onset
 208      * message) or end the control loop (abatement message).
 209      *
 210      * @param policy the controlLoopName comes from the policy
 211      */
 212     protected void sendEvent(ControlLoopPolicy policy) {
 213         VirtualControlLoopEvent event = new VirtualControlLoopEvent();
 214         event.setClosedLoopControlName(policy.getControlLoop().getControlLoopName());
 215         event.setRequestId(UUID.randomUUID());
 216         event.setClosedLoopEventClient("DCAE.HolmesInstance");
 217         event.setTargetType(ControlLoopTargetType.VM);
 218         event.setTarget("vserver.vserver-name");
 219         event.setFrom("DCAE");
 220         event.setClosedLoopAlarmStart(Instant.now());
 221         event.setAai(new HashMap<String, String>());
 222         event.getAai().put("vserver.vserver-name", "TBD");
 223         event.getAai().put("globalSubscriberId", "e151059a-d924-4629-845f-264db19e50b4");
 224         event.getAai().put("serviceType", "siteService");
 225         event.getAai().put("service-instance.service-instance-id", "service-instance-id-example-1");
 226         event.getAai().put("vserver.is-closed-loop-disabled", "false");
 227         event.getAai().put("vserver.prov-status", "ACTIVE");
 228         event.getAai().put("bandwidth", "500");
 229         event.getAai().put("bandwidth-change-time", "20190326-05:20:38:668");
 230         event.getAai().put("vnfId", "vnf-id");
 231         event.setClosedLoopEventStatus(ControlLoopEventStatus.ONSET);
 232         kieSession.insert(event);
 233     }
 234 }