Github user liyinan926 commented on a diff in the pull request: https://github.com/apache/spark/pull/20910#discussion_r177290859 --- Diff: resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/KubernetesConf.scala --- @@ -0,0 +1,158 @@ +/* + * 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 + +import io.fabric8.kubernetes.api.model.Pod + +import org.apache.spark.SparkConf +import org.apache.spark.deploy.k8s.Config._ +import org.apache.spark.deploy.k8s.Constants._ +import org.apache.spark.deploy.k8s.submit.{JavaMainAppResource, MainAppResource} +import org.apache.spark.internal.config.ConfigEntry + +private[spark] sealed trait KubernetesRoleSpecificConf + +private[spark] case class KubernetesDriverSpecificConf( + mainAppResource: Option[MainAppResource], + mainClass: String, + appName: String, + appArgs: Seq[String]) extends KubernetesRoleSpecificConf + +private[spark] case class KubernetesExecutorSpecificConf( + executorId: String, driverPod: Pod) + extends KubernetesRoleSpecificConf + +private[spark] class KubernetesConf[T <: KubernetesRoleSpecificConf]( + val sparkConf: SparkConf, + val roleSpecificConf: T, + val appResourceNamePrefix: String, + val appId: String, + val roleLabels: Map[String, String], + val roleAnnotations: Map[String, String], + val roleSecretNamesToMountPaths: Map[String, String]) { + + def namespace(): String = sparkConf.get(KUBERNETES_NAMESPACE) + + def sparkJars(): Seq[String] = sparkConf + .getOption("spark.jars") + .map(str => str.split(",").toSeq) + .getOrElse(Seq.empty[String]) + + def sparkFiles(): Seq[String] = sparkConf + .getOption("spark.files") + .map(str => str.split(",").toSeq) + .getOrElse(Seq.empty[String]) + + def driverCustomEnvs(): Seq[(String, String)] = + sparkConf.getAllWithPrefix(KUBERNETES_DRIVER_ENV_KEY).toSeq + + def imagePullPolicy(): String = sparkConf.get(CONTAINER_IMAGE_PULL_POLICY) + + def nodeSelector(): Map[String, String] = + KubernetesUtils.parsePrefixedKeyValuePairs(sparkConf, KUBERNETES_NODE_SELECTOR_PREFIX) + + def get[T](config: ConfigEntry[T]): T = sparkConf.get(config) + + def get(conf: String, defaultValue: String): String = sparkConf.get(conf, defaultValue) + + def getOption(key: String): Option[String] = sparkConf.getOption(key) + --- End diff -- Oh, I meant removing the extra new line.
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