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HACEPFailoverIntegrationTest.java
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HACEPFailoverIntegrationTest.java
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/*
* Copyright 2019 Red Hat, Inc. and/or its affiliates.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
* 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.
*/
package org.kie.cloud.hacep;
import java.util.Properties;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ThreadLocalRandom;
import java.util.concurrent.TimeUnit;
import io.fabric8.kubernetes.api.model.Pod;
import org.assertj.core.api.Assertions;
import org.junit.Test;
import org.kie.cloud.api.DeploymentScenarioBuilderFactory;
import org.kie.cloud.api.scenario.HACepScenario;
import org.kie.cloud.openshift.resource.Project;
import org.kie.cloud.openshift.resource.impl.ProjectImpl;
import org.kie.cloud.tests.common.AbstractMethodIsolatedCloudIntegrationTest;
import org.kie.hacep.core.InfraFactory;
import org.kie.hacep.sample.kjar.StockTickEvent;
import org.kie.remote.RemoteFactHandle;
import org.kie.remote.RemoteKieSession;
import org.kie.remote.TopicsConfig;
import org.kie.remote.impl.RemoteKieSessionImpl;
import org.kie.remote.impl.producer.Producer;
import org.kie.remote.util.KafkaRemoteUtil;
public class HACEPFailoverIntegrationTest extends AbstractMethodIsolatedCloudIntegrationTest<HACepScenario> {
@Override
protected HACepScenario createDeploymentScenario(DeploymentScenarioBuilderFactory deploymentScenarioFactory) {
return deploymentScenarioFactory.getHACepScenarioBuilder().build();
}
@Test
public void testLeaderFailoverFactCountTest() throws Exception {
final TopicsConfig topicsConfig = TopicsConfig.getDefaultTopicsConfig();
final Properties connectionProperties = deploymentScenario.getKafkaConnectionProperties();
connectionProperties.putAll(HACEPTestsUtils.getProperties());
final int numberOfFacts = 10;
final Producer prod = InfraFactory.getProducer(false);
try (RemoteKieSession producer = new RemoteKieSessionImpl(connectionProperties, topicsConfig, KafkaRemoteUtil.getListener(connectionProperties, false), prod);
Project project = new ProjectImpl(deploymentScenario.getNamespace())) {
for (int i = 0; i < numberOfFacts; i++) {
StockTickEvent stockTickEvent = new StockTickEvent("RHT",
ThreadLocalRandom.current().nextLong(80,
100));
producer.insert(stockTickEvent);
}
CompletableFuture<Long> factCountFuture = producer.getFactCount();
long factCount = factCountFuture.get(HACEPTestsConstants.DEFAULT_COMPLETABLE_FUTURE_TIMEOUT,
TimeUnit.SECONDS);
Assertions.assertThat(factCount).isEqualTo(numberOfFacts);
final Pod leaderPod = HACEPTestsUtils.leaderPod(project);
project.getOpenShift().pods().inNamespace(project.getName())
.withName(leaderPod.getMetadata().getName()).withGracePeriod(0).delete();
deploymentScenario.getDeployments().get(0).waitForScale();
factCountFuture = producer.getFactCount();
factCount = factCountFuture.get(HACEPTestsConstants.DEFAULT_COMPLETABLE_FUTURE_TIMEOUT,
TimeUnit.SECONDS);
Assertions.assertThat(factCount).isEqualTo(numberOfFacts);
}
}
@Test
public void testRulesAreEvaluatedByReplicas() throws Exception {
final TopicsConfig topicsConfig = TopicsConfig.getDefaultTopicsConfig();
final Properties connectionProperties = deploymentScenario.getKafkaConnectionProperties();
connectionProperties.putAll(HACEPTestsUtils.getProperties());
final Producer prod = InfraFactory.getProducer(false);
try (RemoteKieSession producer = new RemoteKieSessionImpl(connectionProperties, topicsConfig, KafkaRemoteUtil.getListener(connectionProperties, false), prod);
Project project = new ProjectImpl(deploymentScenario.getNamespace())) {
StockTickEvent stockTickEvent = new StockTickEvent("RHT",
ThreadLocalRandom.current().nextLong(80,
100));
final RemoteFactHandle<StockTickEvent> factHandle = producer.insert(stockTickEvent);
final CompletableFuture<Long> fireAllRulesFuture = producer.fireAllRules();
fireAllRulesFuture.get();
final Pod leaderPod = HACEPTestsUtils.leaderPod(project);
project.getOpenShift().pods().inNamespace(project.getName())
.withName(leaderPod.getMetadata().getName()).withGracePeriod(0).delete();
deploymentScenario.getDeployments().get(0).waitForScale();
final CompletableFuture<StockTickEvent> factFuture = producer.getObject(factHandle);
final StockTickEvent fact =
factFuture.get(HACEPTestsConstants.DEFAULT_COMPLETABLE_FUTURE_TIMEOUT, TimeUnit.SECONDS);
Assertions.assertThat(fact).isNotNull();
Assertions.assertThat(fact.isProcessed()).isTrue();
}
}
@Test
public void testScaleToZeroAndBack() throws Exception {
final TopicsConfig topicsConfig = TopicsConfig.getDefaultTopicsConfig();
final Properties connectionProperties = deploymentScenario.getKafkaConnectionProperties();
connectionProperties.putAll(HACEPTestsUtils.getProperties());
final Producer prod = InfraFactory.getProducer(false);
try (RemoteKieSession producer = new RemoteKieSessionImpl(connectionProperties, topicsConfig, KafkaRemoteUtil.getListener(connectionProperties, false), prod);
Project project = new ProjectImpl(deploymentScenario.getNamespace())) {
StockTickEvent stockTickEvent = new StockTickEvent("RHT",
ThreadLocalRandom.current().nextLong(80,
100));
final RemoteFactHandle<StockTickEvent> factHandle = producer.insert(stockTickEvent);
final CompletableFuture<Long> fireAllRulesFuture = producer.fireAllRules();
fireAllRulesFuture.get();
deploymentScenario.getDeployments()
.get(0)
.getInstances()
.stream()
.map(instance -> instance.getName())
.map(podName -> project.getOpenShift().getPod(podName))
.forEach(pod -> project.getOpenShift().pods().inNamespace(project.getName())
.withName(pod.getMetadata().getName()).withGracePeriod(0).delete());
deploymentScenario.getDeployments().get(0).waitForScale();
CompletableFuture<Long> factCountFuture = producer.getFactCount();
long factCount = factCountFuture.get(HACEPTestsConstants.DEFAULT_COMPLETABLE_FUTURE_TIMEOUT,
TimeUnit.SECONDS);
Assertions.assertThat(factCount).isEqualTo(1);
final CompletableFuture<StockTickEvent> factFuture = producer.getObject(factHandle);
final StockTickEvent fact =
factFuture.get(HACEPTestsConstants.DEFAULT_COMPLETABLE_FUTURE_TIMEOUT, TimeUnit.SECONDS);
Assertions.assertThat(fact).isNotNull();
Assertions.assertThat(fact.isProcessed()).isTrue();
}
}
}