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

   1 /*-
   2  * ============LICENSE_START=======================================================
   3  * Copyright (C) 2018 Huawei. 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 CcvpnControlLoopTest 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.yaml",
  55             "type=operational",
  56             "Connectivity Reroute",
  57             "2.0.0");
  58     }
  59
  60     @Test
  61     public void testSuccess() throws IOException {
  62
  63         /*
  64          * Allows the PolicyEngine to callback to this object to notify that there is an event ready
  65          * to be pulled from the queue
  66          */
  67         for (TopicSink sink : noopTopics) {
  68             assertTrue(sink.start());
  69             sink.register(this);
  70         }
  71
  72         /*
  73          * Simulate an onset event the policy engine will receive from DCAE to kick off processing
  74          * through the rules
  75          */
  76         sendEvent(pair.first);
  77
  78         kieSession.fireUntilHalt();
  79
  80         // allow object clean-up
  81         kieSession.fireAllRules();
  82
  83         /*
  84          * The only fact in memory should be Params
  85          */
  86         assertEquals(1, kieSession.getFactCount());
  87
  88         /*
  89          * Print what's left in memory
  90          */
  91         dumpFacts(kieSession);
  92     }
  93
  94     @Test
  95     public void testNullRequest() throws IOException {
  96
  97         /*
  98          * Allows the PolicyEngine to callback to this object to notify that there is an event ready
  99          * to be pulled from the queue
 100          */
 101         for (TopicSink sink : noopTopics) {
 102             assertTrue(sink.start());
 103             sink.register(this);
 104         }
 105
 106         /*
 107          * Simulate an onset event the policy engine will receive from DCAE to kick off processing
 108          * through the rules
 109          */
 110
 111         VirtualControlLoopEvent event = new VirtualControlLoopEvent();
 112         event.setClosedLoopControlName(pair.first.getControlLoop().getControlLoopName());
 113         event.setRequestId(UUID.randomUUID());
 114         event.setClosedLoopEventClient("DCAE.HolmesInstance");
 115         event.setTargetType(ControlLoopTargetType.VM);
 116         event.setTarget("vserver.vserver-name");
 117         event.setFrom("DCAE");
 118         event.setClosedLoopAlarmStart(Instant.now());
 119         event.setAai(new HashMap<String, String>());
 120         event.getAai().put("vserver.vserver-name", "nullRequest");
 121         event.setClosedLoopEventStatus(ControlLoopEventStatus.ONSET);
 122         kieSession.insert(event);
 123
 124         kieSession.fireUntilHalt();
 125
 126         // allow object clean-up
 127         kieSession.fireAllRules();
 128
 129         /*
 130          * The only fact in memory should be Params
 131          */
 132         assertEquals(1, kieSession.getFactCount());
 133
 134         /*
 135          * Print what's left in memory
 136          */
 137         dumpFacts(kieSession);
 138     }
 139
 140     /*
 141      * (non-Javadoc)
 142      *
 143      * @see org.onap.policy.drools.PolicyEngineListener#newEventNotification(java.lang.String)
 144      */
 145     @Override
 146     public void onTopicEvent(CommInfrastructure commType, String topic, String event) {
 147         /*
 148          * Pull the object that was sent out to DMAAP and make sure it is a ControlLoopNoticiation
 149          * of type active
 150          */
 151         Object obj = null;
 152         if ("POLICY-CL-MGT".equals(topic)) {
 153             obj = org.onap.policy.controlloop.util.Serialization.gsonJunit.fromJson(event,
 154                     VirtualControlLoopNotification.class);
 155         }
 156         assertNotNull(obj);
 157         if (obj instanceof VirtualControlLoopNotification) {
 158             VirtualControlLoopNotification notification = (VirtualControlLoopNotification) obj;
 159             String policyName = notification.getPolicyName();
 160             if (policyName.endsWith("EVENT")) {
 161                 logger.debug("Rule Fired: " + notification.getPolicyName());
 162                 assertTrue(ControlLoopNotificationType.ACTIVE.equals(notification.getNotification()));
 163             } else if (policyName.endsWith("GUARD_NOT_YET_QUERIED")) {
 164                 logger.debug("Rule Fired: " + notification.getPolicyName());
 165                 assertTrue(ControlLoopNotificationType.OPERATION.equals(notification.getNotification()));
 166                 assertNotNull(notification.getMessage());
 167                 assertTrue(notification.getMessage().startsWith("Sending guard query"));
 168             } else if (policyName.endsWith("GUARD.RESPONSE")) {
 169                 logger.debug("Rule Fired: " + notification.getPolicyName());
 170                 assertTrue(ControlLoopNotificationType.OPERATION.equals(notification.getNotification()));
 171                 assertNotNull(notification.getMessage());
 172                 assertTrue(notification.getMessage().toLowerCase().endsWith("permit"));
 173             } else if (policyName.endsWith("GUARD_PERMITTED")) {
 174                 logger.debug("Rule Fired: " + notification.getPolicyName());
 175                 assertTrue(ControlLoopNotificationType.OPERATION.equals(notification.getNotification()));
 176                 assertNotNull(notification.getMessage());
 177                 assertTrue(notification.getMessage().startsWith("actor=SDNC"));
 178             } else if (policyName.endsWith("OPERATION.TIMEOUT")) {
 179                 logger.debug("Rule Fired: " + notification.getPolicyName());
 180                 kieSession.halt();
 181                 logger.debug("The operation timed out");
 182                 fail("Operation Timed Out");
 183             } else if (policyName.endsWith("SDNC.RESPONSE")) {
 184                 logger.debug("Rule Fired: " + notification.getPolicyName());
 185                 assertTrue(ControlLoopNotificationType.OPERATION_SUCCESS.equals(notification.getNotification()));
 186                 assertNotNull(notification.getMessage());
 187                 assertTrue(notification.getMessage().startsWith("actor=SDNC"));
 188             } else if (policyName.endsWith("EVENT.MANAGER")) {
 189                 logger.debug("Rule Fired: " + notification.getPolicyName());
 190                 if ("nullRequest".equals(notification.getAai().get("vserver.vserver-name"))) {
 191                     assertEquals(ControlLoopNotificationType.FINAL_FAILURE, notification.getNotification());
 192                 } else {
 193                     assertEquals(ControlLoopNotificationType.FINAL_SUCCESS, notification.getNotification());
 194                 }
 195                 kieSession.halt();
 196             } else if (policyName.endsWith("EVENT.MANAGER.TIMEOUT")) {
 197                 logger.debug("Rule Fired: " + notification.getPolicyName());
 198                 kieSession.halt();
 199                 logger.debug("The control loop timed out");
 200                 fail("Control Loop Timed Out");
 201             }
 202         } else if (obj instanceof SdncRequest) {
 203             logger.debug("\n============ SDNC received the request!!! ===========\n");
 204         }
 205     }
 206
 207     /**
 208      * This method is used to simulate event messages from DCAE that start the control loop (onset
 209      * message) or end the control loop (abatement message).
 210      *
 211      * @param policy the controlLoopName comes from the policy
 212      */
 213     protected void sendEvent(ControlLoopPolicy policy) {
 214         VirtualControlLoopEvent event = new VirtualControlLoopEvent();
 215         event.setClosedLoopControlName(policy.getControlLoop().getControlLoopName());
 216         event.setRequestId(UUID.randomUUID());
 217         event.setClosedLoopEventClient("DCAE.HolmesInstance");
 218         event.setTargetType(ControlLoopTargetType.VM);
 219         event.setTarget("vserver.vserver-name");
 220         event.setFrom("DCAE");
 221         event.setClosedLoopAlarmStart(Instant.now());
 222         event.setAai(new HashMap<String, String>());
 223         event.getAai().put("vserver.vserver-name", "TBD");
 224         event.getAai().put("globalSubscriberId", "e151059a-d924-4629-845f-264db19e50b4");
 225         event.getAai().put("serviceType", "SOTN");
 226         event.getAai().put("service-instance.service-instance-id", "service-instance-id-example-1");
 227         event.getAai().put("network-information.network-id", "id");
 228         event.setClosedLoopEventStatus(ControlLoopEventStatus.ONSET);
 229         kieSession.insert(event);
 230     }
 231 }