Github user ifilonenko commented on a diff in the pull request:
https://github.com/apache/spark/pull/20669#discussion_r173665102
--- Diff:
resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/submit/steps/DriverConfigPropertiesStep.scala
---
@@ -0,0 +1,85 @@
+/*
+ * 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 java.io.StringWriter
+import java.util.Properties
+
+import io.fabric8.kubernetes.api.model._
+
+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.KubernetesDriverSpec
+
+/**
+ * Create a config map with the driver configuration and attach it to the
pod. This needs to
+ * come at the end of the driver configuration so that all modifications
to the Spark config
+ * are reflected in the generated config map.
+ */
+private[spark] class DriverConfigPropertiesStep(resourceNamePrefix: String)
+ extends DriverConfigurationStep {
+
+ override def configureDriver(spec: KubernetesDriverSpec):
KubernetesDriverSpec = {
+ val configMapName = s"$resourceNamePrefix-driver-conf-map"
+ val configMap = buildConfigMap(configMapName, spec.driverSparkConf)
--- End diff --
I will also include `--conf spark.driver.extraJavaOptions=` in the
spark-submit launched in the driver
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