aicam commented on code in PR #6046:
URL: https://github.com/apache/texera/pull/6046#discussion_r3846026348
##########
computing-unit-managing-service/src/main/scala/org/apache/texera/service/resource/ComputingUnitManagingResource.scala:
##########
@@ -61,18 +63,200 @@ import org.apache.texera.service.util.{
KubernetesClient
}
import org.jooq.{DSLContext, EnumType}
+import org.jooq.impl.DSL.max
+import org.slf4j.LoggerFactory
import play.api.libs.json._
import java.sql.Timestamp
import scala.annotation.unused
import scala.jdk.CollectionConverters.CollectionHasAsScala
+import scala.util.control.NonFatal
object ComputingUnitManagingResource {
+ private val logger =
LoggerFactory.getLogger(classOf[ComputingUnitManagingResource])
+
private def context: DSLContext =
SqlServer
.getInstance()
.createDSLContext()
+ private[resource] final class IdleComputingUnitCleanupConfig(
+ val enabled: Boolean,
+ val idleTimeoutMinutes: Long
+ ) {
+ def copy(
+ enabled: Boolean = this.enabled,
+ idleTimeoutMinutes: Long = this.idleTimeoutMinutes
+ ): IdleComputingUnitCleanupConfig =
+ new IdleComputingUnitCleanupConfig(enabled, idleTimeoutMinutes)
+ }
+
+ private[resource] final class IdleComputingUnitCandidate(
+ val unit: WorkflowComputingUnit,
+ val username: Option[String]
+ )
+
+ private[resource] trait KubernetesPodOperations {
+ val podExists: Int => Boolean
+ val deletePod: Int => Unit
+ }
+
+ private[resource] object DefaultKubernetesPodOperations extends
KubernetesPodOperations {
+ private[resource] var podExistsDelegate: Int => Boolean =
KubernetesClient.podExists
+ private[resource] var deletePodDelegate: Int => Unit =
KubernetesClient.deletePod
+
+ override val podExists: Int => Boolean = cuid => podExistsDelegate(cuid)
+ override val deletePod: Int => Unit = cuid => deletePodDelegate(cuid)
+ }
+
+ private[resource] def lastComputingUnitActivityTime(
+ unit: WorkflowComputingUnit,
+ latestUpdateTime: Option[Timestamp],
+ latestStartTime: Option[Timestamp]
+ ): Timestamp =
+ Seq(
+ latestUpdateTime,
+ latestStartTime,
+ Option(unit.getCreationTime)
+ ).flatten.maxBy(_.getTime)
+
+ private[resource] def shouldTerminateIdleComputingUnit(
+ hasActiveExecution: Boolean,
+ lastExecutionTime: Timestamp,
+ cutoff: Timestamp
+ ): Boolean =
+ !hasActiveExecution && lastExecutionTime.before(cutoff)
+
+ def terminateIdleKubernetesComputingUnits():
List[TerminatedComputingUnitInfo] =
+ terminateIdleKubernetesComputingUnits(
+ new IdleComputingUnitCleanupConfig(
+ KubernetesConfig.kubernetesComputingUnitEnabled,
+ KubernetesConfig.computingUnitIdleTimeoutMinutes
+ ),
+ () => new Timestamp(System.currentTimeMillis()),
+ DefaultKubernetesPodOperations
+ )
+
+ private[resource] def terminateIdleKubernetesComputingUnits(
+ cleanupConfig: IdleComputingUnitCleanupConfig,
+ currentTime: () => Timestamp,
+ podOperations: KubernetesPodOperations
+ ): List[TerminatedComputingUnitInfo] = {
+ if (!cleanupConfig.enabled || cleanupConfig.idleTimeoutMinutes <= 0) {
+ return List.empty
+ }
+
+ val now = currentTime()
+ val cutoff = new Timestamp(now.getTime - cleanupConfig.idleTimeoutMinutes
* 60 * 1000)
+
+ idleKubernetesComputingUnitCandidates(cutoff).flatMap(candidate =>
+ terminateIdleKubernetesComputingUnitCandidate(candidate, now,
podOperations)
+ )
+ }
+
+ private[resource] def idleKubernetesComputingUnitCandidates(
+ cutoff: Timestamp
+ ): List[IdleComputingUnitCandidate] = {
+ val activeStatuses = Seq(Short.box(0), Short.box(1), Short.box(2))
Review Comment:
define an enum for better understand-ability, currently its just 0, 1, 2
##########
computing-unit-managing-service/src/main/scala/org/apache/texera/service/resource/ComputingUnitManagingResource.scala:
##########
@@ -61,18 +63,200 @@ import org.apache.texera.service.util.{
KubernetesClient
}
import org.jooq.{DSLContext, EnumType}
+import org.jooq.impl.DSL.max
+import org.slf4j.LoggerFactory
import play.api.libs.json._
import java.sql.Timestamp
import scala.annotation.unused
import scala.jdk.CollectionConverters.CollectionHasAsScala
+import scala.util.control.NonFatal
object ComputingUnitManagingResource {
+ private val logger =
LoggerFactory.getLogger(classOf[ComputingUnitManagingResource])
+
private def context: DSLContext =
SqlServer
.getInstance()
.createDSLContext()
+ private[resource] final class IdleComputingUnitCleanupConfig(
+ val enabled: Boolean,
+ val idleTimeoutMinutes: Long
+ ) {
+ def copy(
+ enabled: Boolean = this.enabled,
+ idleTimeoutMinutes: Long = this.idleTimeoutMinutes
+ ): IdleComputingUnitCleanupConfig =
+ new IdleComputingUnitCleanupConfig(enabled, idleTimeoutMinutes)
+ }
+
+ private[resource] final class IdleComputingUnitCandidate(
+ val unit: WorkflowComputingUnit,
+ val username: Option[String]
+ )
+
+ private[resource] trait KubernetesPodOperations {
+ val podExists: Int => Boolean
+ val deletePod: Int => Unit
+ }
+
+ private[resource] object DefaultKubernetesPodOperations extends
KubernetesPodOperations {
+ private[resource] var podExistsDelegate: Int => Boolean =
KubernetesClient.podExists
+ private[resource] var deletePodDelegate: Int => Unit =
KubernetesClient.deletePod
+
+ override val podExists: Int => Boolean = cuid => podExistsDelegate(cuid)
+ override val deletePod: Int => Unit = cuid => deletePodDelegate(cuid)
+ }
+
+ private[resource] def lastComputingUnitActivityTime(
+ unit: WorkflowComputingUnit,
+ latestUpdateTime: Option[Timestamp],
+ latestStartTime: Option[Timestamp]
+ ): Timestamp =
+ Seq(
+ latestUpdateTime,
+ latestStartTime,
+ Option(unit.getCreationTime)
+ ).flatten.maxBy(_.getTime)
+
+ private[resource] def shouldTerminateIdleComputingUnit(
+ hasActiveExecution: Boolean,
+ lastExecutionTime: Timestamp,
+ cutoff: Timestamp
+ ): Boolean =
+ !hasActiveExecution && lastExecutionTime.before(cutoff)
+
+ def terminateIdleKubernetesComputingUnits():
List[TerminatedComputingUnitInfo] =
Review Comment:
This function is defined two times right after each other
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