Github user vanzin commented on a diff in the pull request:
https://github.com/apache/spark/pull/21669#discussion_r223098530
--- Diff:
resource-managers/kubernetes/core/src/main/scala/org/apache/spark/deploy/k8s/features/HadoopSparkUserExecutorFeatureStep.scala
---
@@ -0,0 +1,45 @@
+/*
+ * 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.features
+
+import io.fabric8.kubernetes.api.model.HasMetadata
+
+import org.apache.spark.deploy.k8s.{KubernetesConf, SparkPod}
+import org.apache.spark.deploy.k8s.Constants._
+import org.apache.spark.deploy.k8s.KubernetesExecutorSpecificConf
+import org.apache.spark.deploy.k8s.features.hadoopsteps.HadoopBootstrapUtil
+import org.apache.spark.internal.Logging
+
+ /**
+ * This step is responsible for setting ENV_SPARK_USER when HADOOP_FILES
are detected
+ * however, this step would not be run if Kerberos is enabled, as
Kerberos sets SPARK_USER
+ */
+ private[spark] class HadoopSparkUserExecutorFeatureStep(
+ kubernetesConf: KubernetesConf[KubernetesExecutorSpecificConf])
--- End diff --
nit: more indent. Also in other places.
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