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GeodeAsSinkDUnitTest.java
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GeodeAsSinkDUnitTest.java
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more contributor license
* agreements. See the NOTICE file distributed with this work for additional information regarding
* copyright ownership. The ASF licenses this file to You 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.
*/
package org.apache.geode.kafka;
import static org.apache.geode.kafka.utilities.GeodeKafkaTestUtils.createProducer;
import static org.apache.geode.kafka.utilities.GeodeKafkaTestUtils.createTopic;
import static org.apache.geode.kafka.utilities.GeodeKafkaTestUtils.deleteTopic;
import static org.apache.geode.kafka.utilities.GeodeKafkaTestUtils.getKafkaConfig;
import static org.apache.geode.kafka.utilities.GeodeKafkaTestUtils.getZooKeeperProperties;
import static org.apache.geode.kafka.utilities.GeodeKafkaTestUtils.startKafka;
import static org.apache.geode.kafka.utilities.GeodeKafkaTestUtils.startWorkerAndHerderCluster;
import static org.apache.geode.kafka.utilities.GeodeKafkaTestUtils.startZooKeeper;
import static org.awaitility.Awaitility.await;
import static org.junit.Assert.assertEquals;
import java.util.Arrays;
import java.util.concurrent.TimeUnit;
import kafka.zk.KafkaZkClient;
import org.apache.kafka.clients.producer.Producer;
import org.apache.kafka.clients.producer.ProducerRecord;
import org.apache.kafka.common.utils.Time;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.ClassRule;
import org.junit.Rule;
import org.junit.Test;
import org.junit.rules.TemporaryFolder;
import org.junit.rules.TestName;
import org.junit.runner.RunWith;
import org.junit.runners.Parameterized;
import org.apache.geode.cache.Region;
import org.apache.geode.cache.RegionShortcut;
import org.apache.geode.cache.client.ClientRegionShortcut;
import org.apache.geode.kafka.utilities.KafkaLocalCluster;
import org.apache.geode.kafka.utilities.WorkerAndHerderCluster;
import org.apache.geode.test.dunit.rules.ClientVM;
import org.apache.geode.test.dunit.rules.ClusterStartupRule;
import org.apache.geode.test.dunit.rules.MemberVM;
@RunWith(Parameterized.class)
public class GeodeAsSinkDUnitTest {
@Rule
public ClusterStartupRule clusterStartupRule = new ClusterStartupRule(3);
@Rule
public TestName testName = new TestName();
@ClassRule
public static TemporaryFolder temporaryFolderForZooKeeper = new TemporaryFolder();
@Rule
public TemporaryFolder temporaryFolderForOffset = new TemporaryFolder();
@BeforeClass
public static void setup()
throws Exception {
startZooKeeper(getZooKeeperProperties(temporaryFolderForZooKeeper));
}
@AfterClass
public static void cleanUp() {
KafkaZkClient zkClient = KafkaZkClient.apply("localhost:2181",
false,
200000,
15000,
10,
Time.SYSTEM,
"myGroup",
"myMetricType",
null);
zkClient.close();
}
@Parameterized.Parameters(name = "tasks_{0}_partitions_{1}")
public static Iterable<Object[]> getParams() {
return Arrays.asList(new Object[][] {{1, 1}, {5, 10}, {15, 10}});
}
private final int numTask;
private final int numPartition;
public GeodeAsSinkDUnitTest(int numTask, int numPartition) {
this.numTask = numTask;
this.numPartition = numPartition;
}
@Test
public void whenKafkaProducerProducesEventsThenGeodeMustReceiveTheseEvents() throws Exception {
MemberVM locator = clusterStartupRule.startLocatorVM(0, 10334);
int locatorPort = locator.getPort();
MemberVM server = clusterStartupRule.startServerVM(1, locatorPort);
ClientVM client1 = clusterStartupRule
.startClientVM(2, client -> client.withLocatorConnection(locatorPort));
int NUM_EVENT = 10;
// Set unique names for all the different components
String testIdentifier = testName.getMethodName().replaceAll("[\\[\\]]", "");
String sourceRegion = "SOURCE_REGION_" + testIdentifier;
String sinkRegion = "SINK_REGION_" + testIdentifier;
String sinkTopic = "SINK_TOPIC_" + testIdentifier;
String sourceTopic = "SOURCE_TOPIC_" + testIdentifier;
/*
* Start the Apache Geode cluster and create the source and sink regions.
* Create a Apache Geode client which inserts data into the source
*/
server.invoke(() -> {
ClusterStartupRule.getCache().createRegionFactory(RegionShortcut.PARTITION)
.create(sourceRegion);
ClusterStartupRule.getCache().createRegionFactory(RegionShortcut.PARTITION)
.create(sinkRegion);
});
/*
* Start the Kafka Cluster, workers and the topic to which the Apache Geode will connect as
* a source
*/
WorkerAndHerderCluster workerAndHerderCluster = null;
KafkaLocalCluster kafkaLocalCluster = null;
try {
kafkaLocalCluster = startKafka(
getKafkaConfig(temporaryFolderForOffset.newFolder("kafkaLogs").getAbsolutePath()));
createTopic(sinkTopic, numPartition, 1);
// Create workers and herder cluster
workerAndHerderCluster = startWorkerAndHerderCluster(numTask, sourceRegion, sinkRegion,
sourceTopic, sinkTopic, temporaryFolderForOffset.getRoot().getAbsolutePath(),
"localhost[" + locatorPort + "]");
client1.invoke(() -> {
ClusterStartupRule.getClientCache().createClientRegionFactory(ClientRegionShortcut.PROXY)
.create(sinkRegion);
});
// Create the producer
Producer<String, String> producer = createProducer();
for (int i = 0; i < NUM_EVENT; i++) {
producer.send(new ProducerRecord(sinkTopic, "KEY" + i, "VALUE" + i));
}
client1.invoke(() -> {
Region region = ClusterStartupRule.getClientCache().getRegion(sinkRegion);
await().atMost(10, TimeUnit.SECONDS)
.untilAsserted(() -> assertEquals(10, region.sizeOnServer()));
});
} finally {
// Clean up by deleting the sink topic
deleteTopic(sinkTopic);
if (workerAndHerderCluster != null) {
workerAndHerderCluster.stop();
}
if (kafkaLocalCluster != null) {
kafkaLocalCluster.stop();
}
}
}
}