[GitHub] spark pull request #21260: [SPARK-23529][K8s] Support mounting volumes

[andrusha <gi...@git.apache.org>]

Github user andrusha commented on a diff in the pull request:

    https://github.com/apache/spark/pull/21260#discussion_r190577601
  
    --- Diff: resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/KubernetesVolumeUtils.scala ---
    @@ -0,0 +1,56 @@
    +/*
    + * 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 org.apache.spark.SparkConf
    +import org.apache.spark.deploy.k8s.Config._
    +
    +private[spark] object KubernetesVolumeUtils {
    +
    +  /**
    +   * Extract Spark volume configuration properties with a given name prefix.
    +   *
    +   * @param sparkConf Spark configuration
    +   * @param prefix the given property name prefix
    +   * @return a Map storing with volume name as key and spec as value
    +   */
    +  def parseVolumesWithPrefix(
    --- End diff --
    
    Tests are missing


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