| package kafka; |
| |
| import kafka.admin.AdminUtils; |
| import kafka.admin.RackAwareMode; |
| import kafka.zk.AdminZkClient; |
| import kafka.zk.KafkaZkClient; |
| import kafka.zookeeper.ZooKeeperClient; |
| import org.I0Itec.zkclient.ZkClient; |
| import org.apache.geode.cache.Region; |
| import org.apache.geode.cache.client.ClientCache; |
| import org.apache.geode.cache.client.ClientCacheFactory; |
| import org.apache.geode.cache.client.ClientRegionShortcut; |
| import org.apache.kafka.clients.consumer.Consumer; |
| import org.apache.kafka.clients.consumer.ConsumerConfig; |
| import org.apache.kafka.clients.consumer.ConsumerRecord; |
| import org.apache.kafka.clients.consumer.ConsumerRecords; |
| import org.apache.kafka.clients.consumer.KafkaConsumer; |
| import org.apache.kafka.common.serialization.StringDeserializer; |
| import org.apache.kafka.common.utils.SystemTime; |
| import org.apache.kafka.common.utils.Time; |
| import org.apache.kafka.connect.connector.policy.AllConnectorClientConfigOverridePolicy; |
| import org.apache.kafka.connect.connector.policy.ConnectorClientConfigOverridePolicy; |
| import org.apache.kafka.connect.runtime.ConnectorConfig; |
| import org.apache.kafka.connect.runtime.Herder; |
| import org.apache.kafka.connect.runtime.Worker; |
| import org.apache.kafka.connect.runtime.WorkerConfig; |
| import org.apache.kafka.connect.runtime.isolation.Plugins; |
| import org.apache.kafka.connect.runtime.standalone.StandaloneConfig; |
| import org.apache.kafka.connect.runtime.standalone.StandaloneHerder; |
| import org.apache.kafka.connect.storage.MemoryOffsetBackingStore; |
| import org.apache.kafka.connect.storage.StringConverter; |
| import org.apache.kafka.connect.util.ConnectUtils; |
| import org.apache.zookeeper.server.quorum.QuorumPeerConfig; |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.ClassRule; |
| import org.junit.Test; |
| import org.junit.rules.TemporaryFolder; |
| |
| import java.io.IOException; |
| import java.time.Duration; |
| import java.util.Collections; |
| import java.util.HashMap; |
| import java.util.Iterator; |
| import java.util.Map; |
| import java.util.Properties; |
| |
| public class GeodeKafkaTestCluster { |
| |
| @ClassRule |
| public static TemporaryFolder temporaryFolder = new TemporaryFolder(); |
| private static boolean debug = true; |
| |
| private static ZooKeeperLocalCluster zooKeeperLocalCluster; |
| private static KafkaLocalCluster kafkaLocalCluster; |
| private static GeodeLocalCluster geodeLocalCluster; |
| private static WorkerAndHerderCluster workerAndHerderCluster; |
| private static Consumer<String, String> consumer; |
| |
| @BeforeClass |
| public static void setup() throws IOException, QuorumPeerConfig.ConfigException, InterruptedException { |
| startZooKeeper(); |
| startKafka(); |
| startGeode(); |
| createTopic(); |
| Thread.sleep(5000); |
| startWorker(); |
| consumer = createConsumer(); |
| Thread.sleep(5000); |
| } |
| |
| @AfterClass |
| public static void shutdown() { |
| workerAndHerderCluster.stop(); |
| KafkaZkClient zkClient = KafkaZkClient.apply("localhost:2181",false,200000, |
| 15000,10, Time.SYSTEM, "myGroup","myMetricType", null); |
| |
| AdminZkClient adminZkClient = new AdminZkClient(zkClient); |
| adminZkClient.deleteTopic("someTopic"); |
| |
| kafkaLocalCluster.stop(); |
| geodeLocalCluster.stop(); |
| } |
| |
| |
| private static void startWorker() throws IOException, InterruptedException { |
| workerAndHerderCluster = new WorkerAndHerderCluster(); |
| workerAndHerderCluster.start(); |
| Thread.sleep(20000); |
| } |
| |
| private static void createTopic() { |
| KafkaZkClient zkClient = KafkaZkClient.apply("localhost:2181",false,200000, |
| 15000,10, Time.SYSTEM, "myGroup","myMetricType", null); |
| AdminZkClient adminZkClient = new AdminZkClient(zkClient); |
| adminZkClient.createTopic("someTopic",3,1, new Properties(), RackAwareMode.Disabled$.MODULE$); |
| } |
| |
| private ClientCache createGeodeClient() { |
| return new ClientCacheFactory().addPoolLocator("localhost", 10334).create(); |
| } |
| |
| private static void startZooKeeper() throws IOException, QuorumPeerConfig.ConfigException { |
| zooKeeperLocalCluster = new ZooKeeperLocalCluster(getZooKeeperProperties()); |
| zooKeeperLocalCluster.start(); |
| } |
| |
| private static void startKafka() throws IOException, InterruptedException, QuorumPeerConfig.ConfigException { |
| kafkaLocalCluster = new KafkaLocalCluster(getKafkaConfig()); |
| kafkaLocalCluster.start(); |
| } |
| |
| private static void startGeode() throws IOException, InterruptedException { |
| geodeLocalCluster = new GeodeLocalCluster(); |
| geodeLocalCluster.start(); |
| } |
| |
| private static Properties getZooKeeperProperties() throws IOException { |
| Properties properties = new Properties(); |
| properties.setProperty("dataDir", (debug)? "/tmp/zookeeper" :temporaryFolder.newFolder("zookeeper").getAbsolutePath()); |
| properties.setProperty("clientPort", "2181"); |
| properties.setProperty("tickTime", "2000"); |
| return properties; |
| } |
| |
| |
| private static Properties getKafkaConfig() throws IOException { |
| int BROKER_PORT = 8888; |
| Properties props = new Properties(); |
| |
| props.put("broker.id", "0"); |
| props.put("zookeeper.connect", "localhost:2181"); |
| props.put("host.name", "localHost"); |
| props.put("port", BROKER_PORT); |
| props.put("offsets.topic.replication.factor", "1"); |
| props.put("log.dir", (debug)? "/tmp/kafka" : temporaryFolder.newFolder("kafka").getAbsolutePath()); |
| props.put("log.flush.interval.messages", "1"); |
| props.put("log.flush.interval.ms", "10"); |
| |
| |
| //Connector configs |
| props.put(ConnectorConfig.CONNECTOR_CLASS_CONFIG, GeodeKafkaSource.class.getName()); |
| props.put(ConnectorConfig.NAME_CONFIG, "geode-kafka-source-connector"); |
| props.put(ConnectorConfig.TASKS_MAX_CONFIG, "1"); |
| |
| //Specifically GeodeKafka connector configs |
| |
| |
| |
| /* |
| name=file-source |
| # The class implementing the connector |
| connector.class=FileStreamSource |
| # Maximum number of tasks to run for this connector instance |
| tasks.max=1 |
| # The input file (path relative to worker's working directory) |
| # This is the only setting specific to the FileStreamSource |
| file=test.txt |
| # The output topic in Kafka |
| topic=connect-test |
| */ |
| |
| return props; |
| } |
| |
| |
| //consumer props, less important, just for testing? |
| public static Consumer<String,String> createConsumer() { |
| final Properties props = new Properties(); |
| props.put(WorkerConfig.BOOTSTRAP_SERVERS_CONFIG, "localhost:8888"); |
| props.put(ConsumerConfig.GROUP_ID_CONFIG, |
| "myGroup"); |
| props.put(ConsumerConfig.KEY_DESERIALIZER_CLASS_CONFIG, |
| StringDeserializer.class.getName()); |
| props.put(ConsumerConfig.VALUE_DESERIALIZER_CLASS_CONFIG, |
| StringDeserializer.class.getName()); |
| // Create the consumer using props. |
| final Consumer<String, String> consumer = |
| new KafkaConsumer<>(props); |
| // Subscribe to the topic. |
| consumer.subscribe(Collections.singletonList("someTopic")); |
| return consumer; |
| } |
| |
| @Test |
| public void testX() throws InterruptedException { |
| ClientCache client = createGeodeClient(); |
| Region region = client.createClientRegionFactory(ClientRegionShortcut.PROXY).create("someRegion"); |
| region.put("JASON KEY", "JASON VALUE"); |
| System.out.println("PUT COMPLETE!"); |
| region.get("JASON KEY"); |
| // client.close(); |
| |
| |
| ConsumerRecords<String, String> records = consumer.poll(Duration.ofSeconds(2)); |
| for (ConsumerRecord<String, String> record: records) { |
| System.out.println("JASON we consumed a record:" + record); |
| } |
| System.out.println("TEST COMPLETE!"); |
| |
| } |
| |
| } |