KAFKA-15432: RLM Stop partitions should not be invoked for non-tiered…

… storage topics (apache#14667)

Reviewers: Christo Lolov <[email protected]>, Divij Vaidya <[email protected]>, Kamal Chandraprakash <[email protected]>

core/src/main/java/kafka/log/remote/RemoteLogManager.java

@@ -365,9 +365,6 @@ public void stopPartitions(Set<StopPartition> stopPartitions,
         for (StopPartition stopPartition: stopPartitions) {
             TopicPartition tp = stopPartition.topicPartition();
             try {
-                // We are assuming that if the topic exists in topicIdByPartitionMap then it has active archival
-                // otherwise not. Ideally, `stopPartitions` should not be called for internal and non-tiered-storage
-                // topics. See KAFKA-15432 for more details.
                 if (topicIdByPartitionMap.containsKey(tp)) {
                     TopicIdPartition tpId = new TopicIdPartition(topicIdByPartitionMap.get(tp), tp);
                     RLMTaskWithFuture task = leaderOrFollowerTasks.remove(tpId);
@@ -379,6 +376,8 @@ public void stopPartitions(Set<StopPartition> stopPartitions,
                         LOGGER.info("Deleting the remote log segments task for partition: {}", tpId);
                         deleteRemoteLogPartition(tpId);
                     }
+                } else {
+                    LOGGER.warn("StopPartition call is not expected for partition: {}", tp);
                 }
             } catch (Exception ex) {
                 errorHandler.accept(tp, ex);

core/src/main/scala/kafka/server/ReplicaManager.scala

@@ -630,13 +630,16 @@ class ReplicaManager(val config: KafkaConfig,
 
     // Third delete the logs and checkpoint.
     val errorMap = new mutable.HashMap[TopicPartition, Throwable]()
+    val remotePartitionsToStop = partitionsToStop.filter {
+      sp => logManager.getLog(sp.topicPartition).exists(unifiedLog => unifiedLog.remoteLogEnabled())
+    }
     if (partitionsToDelete.nonEmpty) {
       // Delete the logs and checkpoint.
       logManager.asyncDelete(partitionsToDelete, isStray = false, (tp, e) => errorMap.put(tp, e))
     }
     remoteLogManager.foreach { rlm =>
       // exclude the partitions with offline/error state
-      val partitions = partitionsToStop.filterNot(sp => errorMap.contains(sp.topicPartition)).toSet.asJava
+      val partitions = remotePartitionsToStop.filterNot(sp => errorMap.contains(sp.topicPartition)).toSet.asJava
       if (!partitions.isEmpty) {
         rlm.stopPartitions(partitions, (tp, e) => errorMap.put(tp, e))
       }

core/src/test/scala/unit/kafka/server/ReplicaManagerTest.scala

@@ -67,7 +67,7 @@ import org.junit.jupiter.params.ParameterizedTest
 import org.junit.jupiter.params.provider.{EnumSource, ValueSource}
 import com.yammer.metrics.core.Gauge
 import kafka.log.remote.RemoteLogManager
-import org.apache.kafka.common.config.AbstractConfig
+import org.apache.kafka.common.config.{AbstractConfig, TopicConfig}
 import org.apache.kafka.raft.RaftConfig
 import org.apache.kafka.server.log.remote.storage.{NoOpRemoteLogMetadataManager, NoOpRemoteStorageManager, RemoteLogManagerConfig}
 import org.apache.kafka.server.util.timer.MockTimer
@@ -3118,7 +3118,8 @@ class ReplicaManagerTest {
     isShuttingDown: AtomicBoolean = new AtomicBoolean(false),
     enableRemoteStorage: Boolean = false,
     shouldMockLog: Boolean = false,
-    remoteLogManager: Option[RemoteLogManager] = None
+    remoteLogManager: Option[RemoteLogManager] = None,
+    defaultTopicRemoteLogStorageEnable: Boolean = true
   ): ReplicaManager = {
     val props = TestUtils.createBrokerConfig(brokerId, TestUtils.MockZkConnect)
     val path1 = TestUtils.tempRelativeDir("data").getAbsolutePath
@@ -3127,8 +3128,11 @@ class ReplicaManagerTest {
     propsModifier.apply(props)
     val config = KafkaConfig.fromProps(props)
     val logProps = new Properties()
+    if (enableRemoteStorage && defaultTopicRemoteLogStorageEnable) {
+      logProps.put(TopicConfig.REMOTE_LOG_STORAGE_ENABLE_CONFIG, "true")
+    }
     val mockLog = setupMockLog(path1)
-    val mockLogMgr = TestUtils.createLogManager(config.logDirs.map(new File(_)), new LogConfig(logProps), log = if (shouldMockLog) Some(mockLog) else None)
+    val mockLogMgr = TestUtils.createLogManager(config.logDirs.map(new File(_)), new LogConfig(logProps), log = if (shouldMockLog) Some(mockLog) else None, remoteStorageSystemEnable = enableRemoteStorage)
     val aliveBrokers = aliveBrokerIds.map(brokerId => new Node(brokerId, s"host$brokerId", brokerId))
 
     val metadataCache: MetadataCache = mock(classOf[MetadataCache])
@@ -5668,6 +5672,44 @@ class ReplicaManagerTest {
 
     verify(spyRm).checkpointHighWatermarks()
   }
+
+  @Test
+  def testNotCallStopPartitionsForNonTieredTopics(): Unit = {
+    val mockTimer = new MockTimer(time)
+    val replicaManager = setupReplicaManagerWithMockedPurgatories(mockTimer, aliveBrokerIds = Seq(0, 1),
+      enableRemoteStorage = true, defaultTopicRemoteLogStorageEnable = false)
+
+    try {
+      val tp0 = new TopicPartition(topic, 0)
+      val offsetCheckpoints = new LazyOffsetCheckpoints(replicaManager.highWatermarkCheckpoints)
+      val partition = replicaManager.createPartition(tp0)
+      // The unified log created is not tiered because `defaultTopicRemoteLogStorageEnable` is set to false
+      partition.createLogIfNotExists(isNew = false, isFutureReplica = false, offsetCheckpoints, None)
+
+      val leaderAndIsr = LeaderAndIsr(0, 1, List(0, 1), LeaderRecoveryState.RECOVERED, LeaderAndIsr.InitialPartitionEpoch)
+      val becomeLeaderRequest = makeLeaderAndIsrRequest(topicIds(tp0.topic), tp0, Seq(0, 1), leaderAndIsr)  
+
+      replicaManager.becomeLeaderOrFollower(1, becomeLeaderRequest, (_, _) => ())
+      verifyRLMOnLeadershipChange(Collections.singleton(partition), Collections.emptySet())
+
+      val requestLeaderEpoch = 1
+      val deleteLocalLog = true
+      val partitionStates = Map(tp0 -> new StopReplicaPartitionState()
+        .setPartitionIndex(tp0.partition)
+        .setLeaderEpoch(requestLeaderEpoch)
+        .setDeletePartition(deleteLocalLog)
+      )
+
+      val (result, error) = replicaManager.stopReplicas(1, 0, 0, partitionStates)
+
+      assertEquals(Errors.NONE, error)
+      assertEquals(Map(tp0 -> Errors.NONE), result)
+      assertEquals(HostedPartition.None, replicaManager.getPartition(tp0))
+      verifyNoMoreInteractions(mockRemoteLogManager)
+    } finally {
+      replicaManager.shutdown(checkpointHW = false)
+    }
+  }
 }
 
 class MockReplicaSelector extends ReplicaSelector {

core/src/test/scala/unit/kafka/utils/TestUtils.scala

@@ -1415,7 +1415,8 @@ object TestUtils extends Logging {
                        interBrokerProtocolVersion: MetadataVersion = MetadataVersion.latest,
                        recoveryThreadsPerDataDir: Int = 4,
                        transactionVerificationEnabled: Boolean = false,
-                       log: Option[UnifiedLog] = None): LogManager = {
+                       log: Option[UnifiedLog] = None,
+                       remoteStorageSystemEnable: Boolean = false): LogManager = {
     val logManager = new LogManager(logDirs = logDirs.map(_.getAbsoluteFile),
                    initialOfflineDirs = Array.empty[File],
                    configRepository = configRepository,
@@ -1435,7 +1436,7 @@ object TestUtils extends Logging {
                    logDirFailureChannel = new LogDirFailureChannel(logDirs.size),
                    keepPartitionMetadataFile = true,
                    interBrokerProtocolVersion = interBrokerProtocolVersion,
-                   remoteStorageSystemEnable = false)
+                   remoteStorageSystemEnable = remoteStorageSystemEnable)
 
     if (log.isDefined) {
       val spyLogManager = Mockito.spy(logManager)

jmh-benchmarks/src/main/java/org/apache/kafka/jmh/server/CheckpointBench.java

@@ -109,7 +109,7 @@ public void setup() {
             JavaConverters.seqAsJavaList(brokerProperties.logDirs()).stream().map(File::new).collect(Collectors.toList());
         this.logManager = TestUtils.createLogManager(JavaConverters.asScalaBuffer(files),
                 new LogConfig(new Properties()), new MockConfigRepository(), new CleanerConfig(1, 4 * 1024 * 1024L, 0.9d,
-                        1024 * 1024, 32 * 1024 * 1024, Double.MAX_VALUE, 15 * 1000, true), time, MetadataVersion.latest(), 4, false, Option.empty());
+                        1024 * 1024, 32 * 1024 * 1024, Double.MAX_VALUE, 15 * 1000, true), time, MetadataVersion.latest(), 4, false, Option.empty(), false);
         scheduler.startup();
         final BrokerTopicStats brokerTopicStats = new BrokerTopicStats(Optional.empty());
         final MetadataCache metadataCache =