cmccabe commented on a change in pull request #11417: URL: https://github.com/apache/kafka/pull/11417#discussion_r736953818
########## File path: core/src/test/scala/integration/kafka/server/QuorumTestHarness.scala ########## @@ -0,0 +1,339 @@ +/** + * 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 kafka.server + +import java.io.{ByteArrayOutputStream, File, PrintStream} +import java.net.InetSocketAddress +import java.util +import java.util.{Collections, Properties} +import java.util.concurrent.CompletableFuture + +import javax.security.auth.login.Configuration +import kafka.raft.KafkaRaftManager +import kafka.tools.StorageTool +import kafka.utils.{CoreUtils, Logging, TestInfoUtils, TestUtils} +import kafka.zk.{AdminZkClient, EmbeddedZookeeper, KafkaZkClient} +import org.apache.kafka.common.metrics.Metrics +import org.apache.kafka.common.{TopicPartition, Uuid} +import org.apache.kafka.common.security.JaasUtils +import org.apache.kafka.common.security.auth.SecurityProtocol +import org.apache.kafka.common.utils.Time +import org.apache.kafka.metadata.MetadataRecordSerde +import org.apache.kafka.raft.RaftConfig.{AddressSpec, InetAddressSpec} +import org.apache.kafka.server.common.ApiMessageAndVersion +import org.apache.zookeeper.client.ZKClientConfig +import org.apache.zookeeper.{WatchedEvent, Watcher, ZooKeeper} +import org.junit.jupiter.api.Assertions._ +import org.junit.jupiter.api.{AfterAll, AfterEach, BeforeAll, BeforeEach, Tag, TestInfo} + +import scala.collection.{Seq, immutable} + +trait QuorumImplementation { + def createAndStartBroker(config: KafkaConfig, + time: Time): KafkaBroker + + def shutdown(): Unit +} + +class ZooKeeperQuorumImplementation(val zookeeper: EmbeddedZookeeper, + val zkClient: KafkaZkClient, + val adminZkClient: AdminZkClient, + val log: Logging) extends QuorumImplementation { + override def createAndStartBroker(config: KafkaConfig, + time: Time): KafkaBroker = { + val server = new KafkaServer(config, time, None, false) + server.startup() + server + } + + override def shutdown(): Unit = { + CoreUtils.swallow(zkClient.close(), log) + CoreUtils.swallow(zookeeper.shutdown(), log) + } + + def shutdownZooKeeper(): Unit = { + CoreUtils.swallow(zookeeper.shutdown(), log) + } +} + +class KRaftQuorumImplementation(val raftManager: KafkaRaftManager[ApiMessageAndVersion], + val controllerServer: ControllerServer, + val metadataDir: File, + val controllerQuorumVotersFuture: CompletableFuture[util.Map[Integer, AddressSpec]], + val clusterId: String, + val log: Logging) extends QuorumImplementation { + override def createAndStartBroker(config: KafkaConfig, + time: Time): KafkaBroker = { + val broker = new BrokerServer(config = config, + metaProps = new MetaProperties(clusterId, config.nodeId), + raftManager = raftManager, + time = time, + metrics = new Metrics(), + threadNamePrefix = Some("Broker%02d_".format(config.nodeId)), + initialOfflineDirs = Seq(), + controllerQuorumVotersFuture = controllerQuorumVotersFuture, + supportedFeatures = Collections.emptyMap()) + broker.startup() + broker + } + + override def shutdown(): Unit = { + CoreUtils.swallow(raftManager.shutdown(), log) + CoreUtils.swallow(controllerServer.shutdown(), log) + } +} + +@Tag("integration") +abstract class QuorumTestHarness extends Logging { + val zkConnectionTimeout = 10000 + val zkSessionTimeout = 15000 // Allows us to avoid ZK session expiration due to GC up to 2/3 * 15000ms = 10 secs + val zkMaxInFlightRequests = Int.MaxValue + + protected def zkAclsEnabled: Option[Boolean] = None + + /** + * When in KRaft mode, the security protocol to use for the controller listener. + * Can be overridden by subclasses. + */ + protected def controllerListenerSecurityProtocol: SecurityProtocol = SecurityProtocol.PLAINTEXT + + protected def kraftControllerConfigs(): Seq[Properties] = { + Seq(new Properties()) + } + + private var implementation: QuorumImplementation = null + + def isKRaftTest(): Boolean = implementation.isInstanceOf[KRaftQuorumImplementation] + + def checkIsZKTest(): Unit = { + if (isKRaftTest()) { + throw new RuntimeException("This function can't be accessed when running the test " + + "in KRaft mode. ZooKeeper mode is required.") + } + } + + def checkIsKRaftTest(): Unit = { + if (!isKRaftTest()) { + throw new RuntimeException("This function can't be accessed when running the test " + + "in ZooKeeper mode. KRaft mode is required.") + } + } + + private def asZk(): ZooKeeperQuorumImplementation = { + checkIsZKTest() + implementation.asInstanceOf[ZooKeeperQuorumImplementation] + } + + private def asKRaft(): KRaftQuorumImplementation = { + checkIsKRaftTest() + implementation.asInstanceOf[KRaftQuorumImplementation] + } + + def zookeeper: EmbeddedZookeeper = asZk().zookeeper + + def zkClient: KafkaZkClient = asZk().zkClient + + def zkClientOrNull: KafkaZkClient = if (isKRaftTest()) null else asZk().zkClient + + def adminZkClient: AdminZkClient = asZk().adminZkClient + + def zkPort: Int = asZk().zookeeper.port + + def zkConnect: String = s"127.0.0.1:$zkPort" + + def zkConnectOrNull: String = if (isKRaftTest()) null else s"127.0.0.1:$zkPort" + + def controllerServer: ControllerServer = asKRaft().controllerServer + + @BeforeEach + def setUp(testInfo: TestInfo): Unit = { + val name = if (testInfo.getTestMethod().isPresent()) { + testInfo.getTestMethod().get().toString() + } else { + "[unspecified]" + } + if (TestInfoUtils.isKRaft(testInfo)) { + info(s"Running KRAFT test ${name}") + implementation = newKRaftQuorum(testInfo) + } else { + info(s"Running ZK test ${name}") + implementation = newZooKeeperQuorum() + } + } + + def createAndStartBroker(config: KafkaConfig, + time: Time = Time.SYSTEM): KafkaBroker = { + implementation.createAndStartBroker(config, + time) + } + + def shutdownZooKeeper(): Unit = asZk().shutdownZooKeeper() + + private def formatDirectories(directories: immutable.Seq[String], + metaProperties: MetaProperties): Unit = { + val stream = new ByteArrayOutputStream() + var out: PrintStream = null + try { + out = new PrintStream(stream) + if (StorageTool.formatCommand(out, directories, metaProperties, false) != 0) { + throw new RuntimeException(out.toString()) + } + debug(s"Formatted storage directory(ies) ${directories}") + } finally { + if (out != null) out.close() + stream.close() + } + } + + private def newKRaftQuorum(testInfo: TestInfo): KRaftQuorumImplementation = { + val clusterId = Uuid.randomUuid().toString + val metadataDir = TestUtils.tempDir() + val metaProperties = new MetaProperties(clusterId, 0) + formatDirectories(immutable.Seq(metadataDir.getAbsolutePath()), metaProperties) + val controllerMetrics = new Metrics() + val propsList = kraftControllerConfigs() + if (propsList.size != 1) { + throw new RuntimeException("Only one KRaft controller is supported for now.") + } + val props = propsList(0) + props.setProperty(KafkaConfig.ProcessRolesProp, "controller") + props.setProperty(KafkaConfig.NodeIdProp, "1000") + props.setProperty(KafkaConfig.MetadataLogDirProp, metadataDir.getAbsolutePath()) + val proto = controllerListenerSecurityProtocol.toString() + props.setProperty(KafkaConfig.ListenerSecurityProtocolMapProp, s"${proto}:${proto}") + props.setProperty(KafkaConfig.ListenersProp, s"${proto}://localhost:0") + props.setProperty(KafkaConfig.ControllerListenerNamesProp, proto) + props.setProperty(KafkaConfig.QuorumVotersProp, "1000@localhost:0") + val config = new KafkaConfig(props) + val threadNamePrefix = "Controller_" + testInfo.getDisplayName + val controllerQuorumVotersFuture = new CompletableFuture[util.Map[Integer, AddressSpec]] + val raftManager = new KafkaRaftManager( + metaProperties = metaProperties, + config = config, + recordSerde = MetadataRecordSerde.INSTANCE, + topicPartition = new TopicPartition(KafkaRaftServer.MetadataTopic, 0), + topicId = KafkaRaftServer.MetadataTopicId, + time = Time.SYSTEM, + metrics = controllerMetrics, + threadNamePrefixOpt = Option(threadNamePrefix), + controllerQuorumVotersFuture = controllerQuorumVotersFuture) + var controllerServer: ControllerServer = null + try { + controllerServer = new ControllerServer( + metaProperties = metaProperties, + config = config, + raftManager = raftManager, + time = Time.SYSTEM, + metrics = controllerMetrics, + threadNamePrefix = Option(threadNamePrefix), + controllerQuorumVotersFuture = controllerQuorumVotersFuture) + controllerServer.socketServerFirstBoundPortFuture.whenComplete((port, e) => { + if (e != null) { + error("Error completing controller socket server future", e) + controllerQuorumVotersFuture.completeExceptionally(e) + } else { + controllerQuorumVotersFuture.complete(Collections.singletonMap(1000, + new InetAddressSpec(new InetSocketAddress("localhost", port)))); Review comment: fixed -- This is an automated message from the Apache Git Service. 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