Github user jerryshao commented on a diff in the pull request:
https://github.com/apache/spark/pull/20799#discussion_r174331279
--- Diff:
resource-managers/yarn/src/main/scala/org/apache/spark/deploy/yarn/ExecutorRunnable.scala
---
@@ -247,6 +241,18 @@ private[yarn] class ExecutorRunnable(
System.getenv().asScala.filterKeys(_.startsWith("SPARK"))
.foreach { case (k, v) => env(k) = v }
+
+ sparkConf.getExecutorEnv.foreach { case (key, value) =>
+ if (key == Environment.CLASSPATH.name()) {
+ // If the key of env variable is CLASSPATH, we assume it is a path
and append it.
+ // This is kept for backward compatibility and consistency with
hadoop
+ YarnSparkHadoopUtil.addPathToEnvironment(env, key, value)
+ } else {
+ // For other env variables, simply overwrite the value.
+ env(key) = value
+ }
+ }
--- End diff --
Sure, I will fix it, thanks for the reminder.
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