Github user jerryshao commented on a diff in the pull request: https://github.com/apache/spark/pull/19717#discussion_r153410482 --- Diff: resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/submit/steps/BaseDriverConfigurationStep.scala --- @@ -0,0 +1,162 @@ +/* + * 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 org.apache.spark.deploy.k8s.submit.steps + +import scala.collection.JavaConverters._ + +import io.fabric8.kubernetes.api.model.{ContainerBuilder, EnvVarBuilder, EnvVarSourceBuilder, PodBuilder, QuantityBuilder} + +import org.apache.spark.SparkConf +import org.apache.spark.deploy.k8s.Config._ +import org.apache.spark.deploy.k8s.ConfigurationUtils +import org.apache.spark.deploy.k8s.Constants._ +import org.apache.spark.deploy.k8s.submit.KubernetesDriverSpec + +/** + * Represents the initial setup required for the driver. + */ +private[spark] class BaseDriverConfigurationStep( + kubernetesAppId: String, + kubernetesResourceNamePrefix: String, + driverLabels: Map[String, String], + dockerImagePullPolicy: String, + appName: String, + mainClass: String, + appArgs: Array[String], + submissionSparkConf: SparkConf) extends DriverConfigurationStep { + + private val kubernetesDriverPodName = submissionSparkConf.get(KUBERNETES_DRIVER_POD_NAME) + .getOrElse(s"$kubernetesResourceNamePrefix-driver") + + private val driverExtraClasspath = submissionSparkConf.get( + org.apache.spark.internal.config.DRIVER_CLASS_PATH) + + private val driverDockerImage = submissionSparkConf.get(DRIVER_DOCKER_IMAGE) + + // CPU settings + private val driverCpuCores = submissionSparkConf.getOption("spark.driver.cores").getOrElse("1") + private val driverLimitCores = submissionSparkConf.get(KUBERNETES_DRIVER_LIMIT_CORES) + + // Memory settings + private val driverMemoryMiB = submissionSparkConf.get( + org.apache.spark.internal.config.DRIVER_MEMORY) + private val driverMemoryString = submissionSparkConf.get( + org.apache.spark.internal.config.DRIVER_MEMORY.key, + org.apache.spark.internal.config.DRIVER_MEMORY.defaultValueString) + private val memoryOverheadMiB = submissionSparkConf + .get(KUBERNETES_DRIVER_MEMORY_OVERHEAD) + .getOrElse(math.max((MEMORY_OVERHEAD_FACTOR * driverMemoryMiB).toInt, + MEMORY_OVERHEAD_MIN_MIB)) + private val driverContainerMemoryWithOverheadMiB = driverMemoryMiB + memoryOverheadMiB + + override def configureDriver( + driverSpec: KubernetesDriverSpec): KubernetesDriverSpec = { + val driverExtraClasspathEnv = driverExtraClasspath.map { classPath => + new EnvVarBuilder() + .withName(ENV_SUBMIT_EXTRA_CLASSPATH) + .withValue(classPath) + .build() + } --- End diff -- Did you add support of this configuration "spark.driver.userClassPathFirst" and "spark.driver.userClassPathFirst"? Sorry I cannot find it.
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