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

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * demo
   4  * ================================================================================
   5  * Copyright (C) 2019-2020 AT&T Intellectual Property. All rights reserved.
   6  * ================================================================================
   7  * Licensed under the Apache License, Version 2.0 (the "License");
   8  * you may not use this file except in compliance with the License.
   9  * You may obtain a copy of the License at
  10  *
  11  *      http://www.apache.org/licenses/LICENSE-2.0
  12  *
  13  * Unless required by applicable law or agreed to in writing, software
  14  * distributed under the License is distributed on an "AS IS" BASIS,
  15  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  16  * See the License for the specific language governing permissions and
  17  * limitations under the License.
  18  * ============LICENSE_END=========================================================
  19  */
  20
  21 package org.onap.policy.template.demo;
  22
  23 import static org.junit.Assert.assertEquals;
  24 import static org.junit.Assert.assertNotNull;
  25 import static org.junit.Assert.assertTrue;
  26 import static org.junit.Assert.fail;
  27
  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.so.SoRequest;
  43
  44 public class VdnsControlLoopCqTest 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_SO_Cq-test.yaml", "type=operational",
  55             "CL_vDNS", "v2.0");
  56         SupportUtil.setCustomQuery("true");
  57     }
  58
  59     @Test
  60     public void testSuccess() {
  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          * Create a unique requestId
  73          */
  74         requestId = UUID.randomUUID();
  75
  76         /*
  77          * Simulate an onset event the policy engine will receive from DCAE to kick off processing
  78          * through the rules
  79          */
  80         sendEvent(pair.first, requestId, ControlLoopEventStatus.ONSET);
  81
  82         kieSession.fireUntilHalt();
  83
  84         // allow object clean-up
  85         kieSession.fireAllRules();
  86
  87         /*
  88          * The only fact in memory should be Params
  89          */
  90         assertEquals(1, kieSession.getFactCount());
  91
  92         /*
  93          * Print what's left in memory
  94          */
  95         dumpFacts(kieSession);
  96     }
  97
  98     @Test
  99     public void testAaiGetFail() {
 100
 101         /*
 102          * Allows the PolicyEngine to callback to this object to notify that there is an event ready
 103          * to be pulled from the queue
 104          */
 105         for (TopicSink sink : noopTopics) {
 106             assertTrue(sink.start());
 107             sink.register(this);
 108         }
 109
 110         /*
 111          * Create a unique requestId
 112          */
 113         requestId = UUID.randomUUID();
 114
 115         /*
 116          * Simulate an onset event the policy engine will receive from DCAE to kick off processing
 117          * through the rules
 118          */
 119         sendEvent(pair.first, requestId, ControlLoopEventStatus.ONSET, "getFail");
 120
 121         try {
 122             kieSession.fireUntilHalt();
 123
 124             // allow object clean-up
 125             kieSession.fireAllRules();
 126
 127         } catch (Exception e) {
 128             e.printStackTrace();
 129             logger.warn(e.toString());
 130             fail(e.getMessage());
 131         }
 132
 133         /*
 134          * The only fact in memory should be Params
 135          */
 136         assertEquals(1, kieSession.getFactCount());
 137
 138         /*
 139          * Print what's left in memory
 140          */
 141         dumpFacts(kieSession);
 142     }
 143
 144     /*
 145      * (non-Javadoc)
 146      *
 147      * @see org.onap.policy.drools.PolicyEngineListener#newEventNotification(java.lang.String)
 148      */
 149     @Override
 150     public void onTopicEvent(CommInfrastructure commType, String topic, String event) {
 151         /*
 152          * Pull the object that was sent out to DMAAP and make sure it is a ControlLoopNoticiation
 153          * of type active
 154          */
 155         Object obj = null;
 156         if ("POLICY-CL-MGT".equals(topic)) {
 157             obj = org.onap.policy.controlloop.util.Serialization.gsonJunit.fromJson(event,
 158                 org.onap.policy.controlloop.VirtualControlLoopNotification.class);
 159         }
 160         assertNotNull(obj);
 161         if (obj instanceof VirtualControlLoopNotification) {
 162             VirtualControlLoopNotification notification = (VirtualControlLoopNotification) obj;
 163             String policyName = notification.getPolicyName();
 164             if (policyName.endsWith("EVENT")) {
 165                 logger.debug("Rule Fired: " + notification.getPolicyName());
 166                 assertTrue(
 167                     ControlLoopNotificationType.ACTIVE.equals(notification.getNotification()));
 168             } else if (policyName.endsWith("GUARD_NOT_YET_QUERIED")) {
 169                 logger.debug("Rule Fired: " + notification.getPolicyName());
 170                 assertTrue(
 171                     ControlLoopNotificationType.OPERATION.equals(notification.getNotification()));
 172                 assertNotNull(notification.getMessage());
 173                 assertTrue(notification.getMessage().startsWith("Sending guard query"));
 174             } else if (policyName.endsWith("GUARD.RESPONSE")) {
 175                 logger.debug("Rule Fired: " + notification.getPolicyName());
 176                 assertTrue(
 177                     ControlLoopNotificationType.OPERATION.equals(notification.getNotification()));
 178                 assertNotNull(notification.getMessage());
 179                 assertTrue(notification.getMessage().toLowerCase().endsWith("permit"));
 180             } else if (policyName.endsWith("GUARD_PERMITTED")) {
 181                 logger.debug("Rule Fired: " + notification.getPolicyName());
 182                 assertTrue(
 183                     ControlLoopNotificationType.OPERATION.equals(notification.getNotification()));
 184                 assertNotNull(notification.getMessage());
 185                 assertTrue(notification.getMessage().startsWith("actor=SO"));
 186             } else if (policyName.endsWith("OPERATION.TIMEOUT")) {
 187                 logger.debug("Rule Fired: " + notification.getPolicyName());
 188                 kieSession.halt();
 189                 logger.debug("The operation timed out");
 190                 fail("Operation Timed Out");
 191             } else if (policyName.endsWith("SO.RESPONSE")) {
 192                 logger.debug("Rule Fired: " + notification.getPolicyName());
 193                 assertTrue(ControlLoopNotificationType.OPERATION_SUCCESS
 194                     .equals(notification.getNotification()));
 195                 assertNotNull(notification.getMessage());
 196                 assertTrue(notification.getMessage().startsWith("actor=SO"));
 197             } else if (policyName.endsWith("EVENT.MANAGER")) {
 198                 logger.debug("Rule Fired: " + notification.getPolicyName());
 199                 if ("error".equals(notification.getAai().get("vserver.vserver-name"))) {
 200                     assertEquals(ControlLoopNotificationType.FINAL_FAILURE,
 201                         notification.getNotification());
 202                 } else if ("getFail".equals(notification.getAai().get("vserver.vserver-name"))) {
 203                     assertEquals(ControlLoopNotificationType.FINAL_FAILURE,
 204                         notification.getNotification());
 205                 } else {
 206                     assertTrue(ControlLoopNotificationType.FINAL_SUCCESS
 207                         .equals(notification.getNotification()));
 208                 }
 209                 kieSession.halt();
 210             } else if (policyName.endsWith("EVENT.MANAGER.TIMEOUT")) {
 211                 logger.debug("Rule Fired: " + notification.getPolicyName());
 212                 kieSession.halt();
 213                 logger.debug("The control loop timed out");
 214                 fail("Control Loop Timed Out");
 215             }
 216         } else if (obj instanceof SoRequest) {
 217             logger.debug("\n============ SO received the request!!! ===========\n");
 218         }
 219     }
 220
 221     /**
 222      * This method is used to simulate event messages from DCAE that start the control loop (onset
 223      * message) or end the control loop (abatement message).
 224      *
 225      * @param policy the controlLoopName comes from the policy
 226      * @param requestId the requestId for this event
 227      * @param status could be onset or abated
 228      */
 229     protected void sendEvent(ControlLoopPolicy policy, UUID requestId,
 230         ControlLoopEventStatus status) {
 231         VirtualControlLoopEvent event = new VirtualControlLoopEvent();
 232         event.setClosedLoopControlName(policy.getControlLoop().getControlLoopName());
 233         event.setRequestId(requestId);
 234         event.setTarget("vserver.vserver-name");
 235         event.setTargetType(ControlLoopTargetType.VNF);
 236         event.setClosedLoopAlarmStart(Instant.now());
 237         event.setAai(new HashMap<>());
 238         event.getAai().put("vserver.vserver-name", "OzVServer");
 239         event.getAai().put("vserver.is-closed-loop-disabled", "false");
 240         event.getAai().put("vserver.prov-status", "ACTIVE");
 241         event.setClosedLoopEventStatus(status);
 242         kieSession.insert(event);
 243     }
 244
 245     protected void sendEvent(ControlLoopPolicy policy, UUID requestId,
 246         ControlLoopEventStatus status, String vserverName) {
 247         VirtualControlLoopEvent event = new VirtualControlLoopEvent();
 248         event.setClosedLoopControlName(policy.getControlLoop().getControlLoopName());
 249         event.setRequestId(requestId);
 250         event.setTarget("vserver.vserver-name");
 251         event.setTargetType(ControlLoopTargetType.VNF);
 252         event.setClosedLoopAlarmStart(Instant.now());
 253         event.setAai(new HashMap<>());
 254         event.getAai().put("vserver.vserver-name", vserverName);
 255         event.setClosedLoopEventStatus(status);
 256         kieSession.insert(event);
 257     }
 258 }