Replace kafka.RecordMetadata with a common ResultMetadata

common/scala/src/main/scala/org/apache/openwhisk/connector/kafka/KafkaProducerConnector.scala

@@ -27,7 +27,7 @@ import pureconfig.generic.auto._
 import org.apache.openwhisk.common.{Counter, Logging, TransactionId}
 import org.apache.openwhisk.connector.kafka.KafkaConfiguration._
 import org.apache.openwhisk.core.ConfigKeys
-import org.apache.openwhisk.core.connector.{Message, MessageProducer}
+import org.apache.openwhisk.core.connector.{Message, MessageProducer, ResultMetadata}
 import org.apache.openwhisk.core.entity.{ByteSize, UUIDs}
 import org.apache.openwhisk.utils.Exceptions
 
@@ -49,17 +49,18 @@ class KafkaProducerConnector(
   override def sentCount(): Long = sentCounter.cur
 
   /** Sends msg to topic. This is an asynchronous operation. */
-  override def send(topic: String, msg: Message, retry: Int = 3): Future[RecordMetadata] = {
+  override def send(topic: String, msg: Message, retry: Int = 3): Future[ResultMetadata] = {
     implicit val transid: TransactionId = msg.transid
     val record = new ProducerRecord[String, String](topic, "messages", msg.serialize)
-    val produced = Promise[RecordMetadata]()
+    val produced = Promise[ResultMetadata]()
 
     Future {
       blocking {
         try {
           producer.send(record, new Callback {
             override def onCompletion(metadata: RecordMetadata, exception: Exception): Unit = {
-              if (exception == null) produced.trySuccess(metadata)
+              if (exception == null)
+                produced.trySuccess(ResultMetadata(metadata.topic(), metadata.partition(), metadata.offset()))
               else produced.tryFailure(exception)
             }
           })
@@ -72,7 +73,7 @@ class KafkaProducerConnector(
 
     produced.future.andThen {
       case Success(status) =>
-        logging.debug(this, s"sent message: ${status.topic()}[${status.partition()}][${status.offset()}]")
+        logging.debug(this, s"sent message: ${status.topic}[${status.partition}][${status.offset}]")
         sentCounter.next()
       case Failure(t) =>
         logging.error(this, s"sending message on topic '$topic' failed: ${t.getMessage}")

common/scala/src/main/scala/org/apache/openwhisk/connector/lean/LeanProducer.scala

@@ -18,13 +18,11 @@
 package org.apache.openwhisk.connector.lean
 
 import akka.actor.ActorSystem
+
 import scala.concurrent.Future
-import org.apache.kafka.clients.producer.RecordMetadata
-import org.apache.kafka.common.TopicPartition
 import org.apache.openwhisk.common.Counter
 import org.apache.openwhisk.common.Logging
-import org.apache.openwhisk.core.connector.Message
-import org.apache.openwhisk.core.connector.MessageProducer
+import org.apache.openwhisk.core.connector.{Message, MessageProducer, ResultMetadata}
 
 import java.util.concurrent.{BlockingQueue, LinkedBlockingQueue}
 import scala.collection.mutable.Map
@@ -39,15 +37,15 @@ class LeanProducer(queues: Map[String, BlockingQueue[Array[Byte]]])(implicit log
   override def sentCount(): Long = sentCounter.cur
 
   /** Sends msg to topic. This is an asynchronous operation. */
-  override def send(topic: String, msg: Message, retry: Int = 3): Future[RecordMetadata] = {
+  override def send(topic: String, msg: Message, retry: Int = 3): Future[ResultMetadata] = {
     implicit val transid = msg.transid
 
     val queue = queues.getOrElseUpdate(topic, new LinkedBlockingQueue[Array[Byte]]())
 
     Future {
       queue.put(msg.serialize.getBytes(StandardCharsets.UTF_8))
       sentCounter.next()
-      new RecordMetadata(new TopicPartition(topic, 0), -1, -1, System.currentTimeMillis(), null, -1, -1)
+      ResultMetadata(topic, 0, -1)
     }
   }
 

common/scala/src/main/scala/org/apache/openwhisk/core/connector/Message.scala

@@ -48,6 +48,8 @@ trait Message {
   override def toString = serialize
 }
 
+case class ResultMetadata(topic: String, partition: Int, offset: Long)
+
 case class ActivationMessage(override val transid: TransactionId,
                              action: FullyQualifiedEntityName,
                              revision: DocRevision,

common/scala/src/main/scala/org/apache/openwhisk/core/connector/MessageProducer.scala

@@ -19,15 +19,13 @@ package org.apache.openwhisk.core.connector
 
 import scala.concurrent.Future
 
-import org.apache.kafka.clients.producer.RecordMetadata
-
 trait MessageProducer {
 
   /** Count of messages sent. */
   def sentCount(): Long
 
   /** Sends msg to topic. This is an asynchronous operation. */
-  def send(topic: String, msg: Message, retry: Int = 0): Future[RecordMetadata]
+  def send(topic: String, msg: Message, retry: Int = 0): Future[ResultMetadata]
 
   /** Closes producer. */
   def close(): Unit

core/controller/src/main/scala/org/apache/openwhisk/core/loadBalancer/CommonLoadBalancer.scala

@@ -23,7 +23,6 @@ import java.util.concurrent.atomic.LongAdder
 
 import akka.actor.ActorSystem
 import akka.event.Logging.InfoLevel
-import org.apache.kafka.clients.producer.RecordMetadata
 import pureconfig._
 import pureconfig.generic.auto._
 import org.apache.openwhisk.common.LoggingMarkers._
@@ -189,7 +188,7 @@ abstract class CommonLoadBalancer(config: WhiskConfig,
   /** 3. Send the activation to the invoker */
   protected def sendActivationToInvoker(producer: MessageProducer,
                                         msg: ActivationMessage,
-                                        invoker: InvokerInstanceId): Future[RecordMetadata] = {
+                                        invoker: InvokerInstanceId): Future[ResultMetadata] = {
     implicit val transid: TransactionId = msg.transid
 
     val topic = s"${Controller.topicPrefix}invoker${invoker.toInt}"
@@ -206,7 +205,7 @@ abstract class CommonLoadBalancer(config: WhiskConfig,
         transid.finished(
           this,
           start,
-          s"posted to ${status.topic()}[${status.partition()}][${status.offset()}]",
+          s"posted to ${status.topic}[${status.partition}][${status.offset}]",
           logLevel = InfoLevel)
       case Failure(_) => transid.failed(this, start, s"error on posting to topic $topic")
     }

core/controller/src/main/scala/org/apache/openwhisk/core/loadBalancer/FPCPoolBalancer.scala

@@ -8,7 +8,6 @@ import akka.actor.{Actor, ActorRef, ActorRefFactory, ActorSystem, Cancellable, P
 import akka.event.Logging.InfoLevel
 import akka.pattern.ask
 import akka.util.Timeout
-import org.apache.kafka.clients.producer.RecordMetadata
 import org.apache.openwhisk.common.InvokerState.{Healthy, Offline, Unhealthy}
 import org.apache.openwhisk.common._
 import org.apache.openwhisk.core.connector._
@@ -250,7 +249,7 @@ class FPCPoolBalancer(config: WhiskConfig,
   /** 3. Send the activation to the kafka */
   private def sendActivationToKafka(producer: MessageProducer,
                                     msg: ActivationMessage,
-                                    topic: String): Future[RecordMetadata] = {
+                                    topic: String): Future[ResultMetadata] = {
     implicit val transid: TransactionId = msg.transid
 
     MetricEmitter.emitCounterMetric(LoggingMarkers.LOADBALANCER_ACTIVATION_START)
@@ -261,7 +260,7 @@ class FPCPoolBalancer(config: WhiskConfig,
         transid.finished(
           this,
           start,
-          s"posted to ${status.topic()}[${status.partition()}][${status.offset()}]",
+          s"posted to ${status.topic}[${status.partition}][${status.offset}]",
           logLevel = InfoLevel)
       case Failure(_) => transid.failed(this, start, s"error on posting to topic $topic")
     }

core/controller/src/main/scala/org/apache/openwhisk/core/loadBalancer/InvokerPoolFactory.scala

@@ -18,18 +18,16 @@
 package org.apache.openwhisk.core.loadBalancer
 import akka.actor.ActorRef
 import akka.actor.ActorRefFactory
-import org.apache.kafka.clients.producer.RecordMetadata
-import org.apache.openwhisk.core.connector.ActivationMessage
-import org.apache.openwhisk.core.connector.MessageProducer
-import org.apache.openwhisk.core.connector.MessagingProvider
+import org.apache.openwhisk.core.connector.{ActivationMessage, MessageProducer, MessagingProvider, ResultMetadata}
 import org.apache.openwhisk.core.entity.InvokerInstanceId
+
 import scala.concurrent.Future
 
 trait InvokerPoolFactory {
   def createInvokerPool(
     actorRefFactory: ActorRefFactory,
     messagingProvider: MessagingProvider,
     messagingProducer: MessageProducer,
-    sendActivationToInvoker: (MessageProducer, ActivationMessage, InvokerInstanceId) => Future[RecordMetadata],
+    sendActivationToInvoker: (MessageProducer, ActivationMessage, InvokerInstanceId) => Future[ResultMetadata],
     monitor: Option[ActorRef]): ActorRef
 }

core/controller/src/main/scala/org/apache/openwhisk/core/loadBalancer/InvokerSupervision.scala

@@ -24,7 +24,6 @@ import scala.concurrent.{Await, ExecutionContext, Future}
 import scala.concurrent.duration._
 import scala.util.Failure
 import scala.util.Success
-import org.apache.kafka.clients.producer.RecordMetadata
 import akka.actor.{Actor, ActorRef, ActorRefFactory, FSM, Props}
 import akka.actor.FSM.CurrentState
 import akka.actor.FSM.SubscribeTransitionCallBack
@@ -76,7 +75,7 @@ final case class InvokerInfo(buffer: RingBuffer[InvocationFinishedResult])
  * by the InvokerPool and thus might not be caught by monitoring.
  */
 class InvokerPool(childFactory: (ActorRefFactory, InvokerInstanceId) => ActorRef,
-                  sendActivationToInvoker: (ActivationMessage, InvokerInstanceId) => Future[RecordMetadata],
+                  sendActivationToInvoker: (ActivationMessage, InvokerInstanceId) => Future[ResultMetadata],
                   pingConsumer: MessageConsumer,
                   monitor: Option[ActorRef])
     extends Actor {
@@ -230,7 +229,7 @@ object InvokerPool {
   }
 
   def props(f: (ActorRefFactory, InvokerInstanceId) => ActorRef,
-            p: (ActivationMessage, InvokerInstanceId) => Future[RecordMetadata],
+            p: (ActivationMessage, InvokerInstanceId) => Future[ResultMetadata],
             pc: MessageConsumer,
             m: Option[ActorRef] = None): Props = {
     Props(new InvokerPool(f, p, pc, m))
@@ -273,7 +272,7 @@ class InvokerActor(invokerInstance: InvokerInstanceId, controllerInstance: Contr
 
   // This is done at this point to not intermingle with the state-machine especially their timeouts.
   def customReceive: Receive = {
-    case _: RecordMetadata => // Ignores the result of publishing test actions to MessageProducer.
+    case _: ResultMetadata => // Ignores the result of publishing test actions to MessageProducer.
   }
 
   override def receive: Receive = customReceive.orElse(super.receive)

core/controller/src/main/scala/org/apache/openwhisk/core/loadBalancer/ShardingContainerPoolBalancer.scala

@@ -26,7 +26,6 @@ import akka.cluster.ClusterEvent._
 import akka.cluster.{Cluster, Member, MemberStatus}
 import akka.management.scaladsl.AkkaManagement
 import akka.management.cluster.bootstrap.ClusterBootstrap
-import org.apache.kafka.clients.producer.RecordMetadata
 import org.apache.openwhisk.common.InvokerState.{Healthy, Offline, Unhealthy, Unresponsive}
 import pureconfig._
 import pureconfig.generic.auto._
@@ -340,7 +339,7 @@ object ShardingContainerPoolBalancer extends LoadBalancerProvider {
         actorRefFactory: ActorRefFactory,
         messagingProvider: MessagingProvider,
         messagingProducer: MessageProducer,
-        sendActivationToInvoker: (MessageProducer, ActivationMessage, InvokerInstanceId) => Future[RecordMetadata],
+        sendActivationToInvoker: (MessageProducer, ActivationMessage, InvokerInstanceId) => Future[ResultMetadata],
         monitor: Option[ActorRef]): ActorRef = {
 
         InvokerPool.prepare(instance, WhiskEntityStore.datastore())

core/invoker/src/main/scala/org/apache/openwhisk/core/containerpool/v2/FunctionPullingContainerPool.scala

@@ -18,15 +18,15 @@
 package org.apache.openwhisk.core.containerpool.v2
 
 import java.util.concurrent.atomic.AtomicInteger
-
 import akka.actor.{Actor, ActorRef, ActorRefFactory, Cancellable, Props}
-import org.apache.kafka.clients.producer.RecordMetadata
+
 import org.apache.openwhisk.common._
 import org.apache.openwhisk.core.connector.ContainerCreationError._
 import org.apache.openwhisk.core.connector.{
   ContainerCreationAckMessage,
   ContainerCreationMessage,
-  ContainerDeletionMessage
+  ContainerDeletionMessage,
+  ResultMetadata
 }
 import org.apache.openwhisk.core.containerpool.{
   AdjustPrewarmedContainer,
@@ -81,7 +81,7 @@ class FunctionPullingContainerPool(
   poolConfig: ContainerPoolConfig,
   instance: InvokerInstanceId,
   prewarmConfig: List[PrewarmingConfig] = List.empty,
-  sendAckToScheduler: (SchedulerInstanceId, ContainerCreationAckMessage) => Future[RecordMetadata])(
+  sendAckToScheduler: (SchedulerInstanceId, ContainerCreationAckMessage) => Future[ResultMetadata])(
   implicit val logging: Logging)
     extends Actor {
   import ContainerPoolV2.memoryConsumptionOf
@@ -841,7 +841,7 @@ object ContainerPoolV2 {
             poolConfig: ContainerPoolConfig,
             instance: InvokerInstanceId,
             prewarmConfig: List[PrewarmingConfig] = List.empty,
-            sendAckToScheduler: (SchedulerInstanceId, ContainerCreationAckMessage) => Future[RecordMetadata])(
+            sendAckToScheduler: (SchedulerInstanceId, ContainerCreationAckMessage) => Future[ResultMetadata])(
     implicit logging: Logging): Props = {
     Props(
       new FunctionPullingContainerPool(

core/invoker/src/main/scala/org/apache/openwhisk/core/invoker/ContainerMessageConsumer.scala

@@ -20,7 +20,6 @@ package org.apache.openwhisk.core.invoker
 import java.nio.charset.StandardCharsets
 
 import akka.actor.{ActorRef, ActorSystem, Props}
-import org.apache.kafka.clients.producer.RecordMetadata
 import org.apache.openwhisk.common.{GracefulShutdown, Logging, TransactionId}
 import org.apache.openwhisk.core.WarmUp.isWarmUpAction
 import org.apache.openwhisk.core.WhiskConfig
@@ -48,7 +47,7 @@ class ContainerMessageConsumer(
   msgProvider: MessagingProvider,
   longPollDuration: FiniteDuration,
   maxPeek: Int,
-  sendAckToScheduler: (SchedulerInstanceId, ContainerCreationAckMessage) => Future[RecordMetadata])(
+  sendAckToScheduler: (SchedulerInstanceId, ContainerCreationAckMessage) => Future[ResultMetadata])(
   implicit actorSystem: ActorSystem,
   executionContext: ExecutionContext,
   logging: Logging) {

core/invoker/src/main/scala/org/apache/openwhisk/core/invoker/FPCInvokerReactive.scala

@@ -25,7 +25,6 @@ import akka.http.scaladsl.server.Route
 import com.ibm.etcd.api.Event.EventType
 import com.ibm.etcd.client.kv.KvClient.Watch
 import com.ibm.etcd.client.kv.WatchUpdate
-import org.apache.kafka.clients.producer.RecordMetadata
 import org.apache.openwhisk.common._
 import org.apache.openwhisk.core.ack.{ActiveAck, HealthActionAck, MessagingActiveAck, UserEventSender}
 import org.apache.openwhisk.core.connector._
@@ -267,7 +266,7 @@ class FPCInvokerReactive(config: WhiskConfig,
   }
 
   private def sendAckToScheduler(schedulerInstanceId: SchedulerInstanceId,
-                                 creationAckMessage: ContainerCreationAckMessage): Future[RecordMetadata] = {
+                                 creationAckMessage: ContainerCreationAckMessage): Future[ResultMetadata] = {
     val topic = s"${Invoker.topicPrefix}creationAck${schedulerInstanceId.asString}"
     val reschedulable =
       creationAckMessage.error.map(ContainerCreationError.whiskErrors.contains(_)).getOrElse(false)

core/scheduler/src/main/scala/org/apache/openwhisk/core/scheduler/container/ContainerManager.scala

@@ -20,7 +20,6 @@ import java.nio.charset.StandardCharsets
 import java.util.concurrent.ThreadLocalRandom
 import akka.actor.{Actor, ActorRef, ActorRefFactory, ActorSystem, Props}
 import akka.event.Logging.InfoLevel
-import org.apache.kafka.clients.producer.RecordMetadata
 import org.apache.openwhisk.common.InvokerState.{Healthy, Offline, Unhealthy}
 import org.apache.openwhisk.common.{GracefulShutdown, InvokerHealth, Logging, LoggingMarkers, TransactionId}
 import org.apache.openwhisk.core.connector.ContainerCreationError.{
@@ -275,7 +274,7 @@ class ContainerManager(jobManagerFactory: ActorRefFactory => ActorRef,
 
   private def sendCreationContainerToInvoker(producer: MessageProducer,
                                              invoker: Int,
-                                             msg: ContainerCreationMessage): Future[RecordMetadata] = {
+                                             msg: ContainerCreationMessage): Future[ResultMetadata] = {
     implicit val transid: TransactionId = msg.transid
 
     val topic = s"${Scheduler.topicPrefix}invoker$invoker"
@@ -286,8 +285,7 @@ class ContainerManager(jobManagerFactory: ActorRefFactory => ActorRef,
         transid.finished(
           this,
           start,
-          s"posted creationId: ${msg.creationId} for ${msg.invocationNamespace}/${msg.action} to ${status
-            .topic()}[${status.partition()}][${status.offset()}]",
+          s"posted creationId: ${msg.creationId} for ${msg.invocationNamespace}/${msg.action} to ${status.topic}[${status.partition}][${status.offset}]",
           logLevel = InfoLevel)
       case Failure(_) =>
         logging.error(this, s"Failed to create container for ${msg.action}, error: error on posting to topic $topic")
@@ -297,7 +295,7 @@ class ContainerManager(jobManagerFactory: ActorRefFactory => ActorRef,
 
   private def sendDeletionContainerToInvoker(producer: MessageProducer,
                                              invoker: Int,
-                                             msg: ContainerDeletionMessage): Future[RecordMetadata] = {
+                                             msg: ContainerDeletionMessage): Future[ResultMetadata] = {
     implicit val transid: TransactionId = msg.transid
 
     val topic = s"${Scheduler.topicPrefix}invoker$invoker"
@@ -308,8 +306,7 @@ class ContainerManager(jobManagerFactory: ActorRefFactory => ActorRef,
         transid.finished(
           this,
           start,
-          s"posted deletion for ${msg.invocationNamespace}/${msg.action} to ${status
-            .topic()}[${status.partition()}][${status.offset()}]",
+          s"posted deletion for ${msg.invocationNamespace}/${msg.action} to ${status.topic}[${status.partition}][${status.offset}]",
           logLevel = InfoLevel)
       case Failure(_) =>
         logging.error(this, s"Failed to delete container for ${msg.action}, error: error on posting to topic $topic")