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[SPARK-4623]Add the some error infomation if using spark-sql in yarn-cluster mode #3479

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2 changes: 2 additions & 0 deletions bin/spark-sql
Original file line number Diff line number Diff line change
Expand Up @@ -23,6 +23,8 @@
# Enter posix mode for bash
set -o posix

# NOTE: This exact class name is matched downstream by SparkSubmit.
# Any changes need to be reflected there.
CLASS="org.apache.spark.sql.hive.thriftserver.SparkSQLCLIDriver"

# Figure out where Spark is installed
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9 changes: 9 additions & 0 deletions core/src/main/scala/org/apache/spark/deploy/SparkSubmit.scala
Original file line number Diff line number Diff line change
Expand Up @@ -142,6 +142,8 @@ object SparkSubmit {
printErrorAndExit("Cluster deploy mode is currently not supported for python applications.")
case (_, CLUSTER) if isShell(args.primaryResource) =>
printErrorAndExit("Cluster deploy mode is not applicable to Spark shells.")
case (_, CLUSTER) if isSqlShell(args.mainClass) =>
printErrorAndExit("Cluster deploy mode is not applicable to Spark SQL shell.")
case _ =>
}

Expand Down Expand Up @@ -393,6 +395,13 @@ object SparkSubmit {
primaryResource == SPARK_SHELL || primaryResource == PYSPARK_SHELL
}

/**
* Return whether the given main class represents a sql shell.
*/
private[spark] def isSqlShell(mainClass: String): Boolean = {
mainClass == "org.apache.spark.sql.hive.thriftserver.SparkSQLCLIDriver"
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Can you add comment int he SparkSQLCLIDriver class that explains there is a dependency here on the exact name? Otherwise that class could be renamed and this would break inadvertently.

}

/**
* Return whether the given primary resource requires running python.
*/
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