Github user tgravescs commented on a diff in the pull request:
https://github.com/apache/spark/pull/299#discussion_r11775869
--- Diff: core/src/main/scala/org/apache/spark/SparkConf.scala ---
@@ -208,6 +208,82 @@ class SparkConf(loadDefaults: Boolean) extends
Cloneable with Logging {
new SparkConf(false).setAll(settings)
}
+ /** Checks for illegal or deprecated config settings. Throws an
exception for the former. Not
+ * idempotent - may mutate this conf object to convert deprecated
settings to supported ones. */
+ private[spark] def validateSettings() {
+ if (settings.contains("spark.local.dir")) {
+ val msg = "In Spark 1.0 and later spark.local.dir will be overridden
by the value set by " +
+ "the cluster manager (via SPARK_LOCAL_DIRS in mesos/standalone and
LOCAL_DIRS in YARN)."
+ logWarning(msg)
+ }
+
+ val executorOptsKey = "spark.executor.extraJavaOptions"
+ val executorClasspathKey = "spark.executor.extraClassPath"
+ val driverOptsKey = "spark.driver.extraJavaOptions"
+ val driverClassPathKey = "spark.driver.extraClassPath"
+
+ // Validate spark.executor.extraJavaOptions
+ settings.get(executorOptsKey).map { javaOpts =>
+ if (javaOpts.contains("-Dspark")) {
+ val msg = s"$executorOptsKey is not allowed to set Spark options
(was '$javaOpts)'. " +
--- End diff --
I'm getting this error message trying to set things in the properties file
running on yarn
$ cat spark-conf.properties
spark.executor.extraJavaOptions=-Dspark.testing=foo
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