diff options
| -rw-r--r-- | core/src/main/scala/org/apache/spark/SparkContext.scala | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/core/src/main/scala/org/apache/spark/SparkContext.scala b/core/src/main/scala/org/apache/spark/SparkContext.scala index b59f562d05..af276e7b8d 100644 --- a/core/src/main/scala/org/apache/spark/SparkContext.scala +++ b/core/src/main/scala/org/apache/spark/SparkContext.scala @@ -371,6 +371,14 @@ class SparkContext(config: SparkConf) extends Logging with ExecutorAllocationCli throw new SparkException("An application name must be set in your configuration") } + // System property spark.yarn.app.id must be set if user code ran by AM on a YARN cluster + // yarn-standalone is deprecated, but still supported + if ((master == "yarn-cluster" || master == "yarn-standalone") && + !_conf.contains("spark.yarn.app.id")) { + throw new SparkException("Detected yarn-cluster mode, but isn't running on a cluster. " + + "Deployment to YARN is not supported directly by SparkContext. Please use spark-submit.") + } + if (_conf.getBoolean("spark.logConf", false)) { logInfo("Spark configuration:\n" + _conf.toDebugString) } |