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[SPARK][K8S][BATCH] Kyuubi should set env SPARK_USER_NAME on submitting Spark batch job to K8s #3664

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[SPARK][K8S][BATCH] Kyuubi should set env SPARK_USER_NAME on submitting Spark batch job to K8s #3664

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a1fcf7f
fix
zwangsheng Oct 19, 2022
0d40508
fix
zwangsheng Oct 20, 2022
76dee3e
style
zwangsheng Oct 20, 2022
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1 change: 1 addition & 0 deletions kyuubi-server/src/main/scala/org/apache/kyuubi/engine/spark/SparkBatchProcessBuilder.scala
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Original file line number Diff line number Diff line change
Expand Up @@ -54,6 +54,7 @@ class SparkBatchProcessBuilder(
buffer += s"${convertConfigKey(k)}=$v"
}

setSparkUserName(proxyUser, buffer)
buffer += PROXY_USER
buffer += proxyUser

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27 changes: 13 additions & 14 deletions kyuubi-server/src/main/scala/org/apache/kyuubi/engine/spark/SparkProcessBuilder.scala
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Expand Up @@ -91,26 +91,14 @@ class SparkProcessBuilder(
buffer += s"${convertConfigKey(k)}=$v"
}

// For spark on kubernetes, spark pod using env SPARK_USER_NAME as current user
def setSparkUserName(userName: String): Unit = {
clusterManager().foreach(cm => {
if (cm.startsWith("k8s://")) {
buffer += CONF
buffer += s"spark.kubernetes.driverEnv.SPARK_USER_NAME=$userName"
buffer += CONF
buffer += s"spark.executorEnv.SPARK_USER_NAME=$userName"
}
})
}

// if the keytab is specified, PROXY_USER is not supported
tryKeytab() match {
case None =>
setSparkUserName(proxyUser)
setSparkUserName(proxyUser, buffer)
buffer += PROXY_USER
buffer += proxyUser
case Some(name) =>
setSparkUserName(name)
setSparkUserName(name, buffer)
}

mainResource.foreach { r => buffer += r }
Expand Down Expand Up @@ -185,6 +173,17 @@ class SparkProcessBuilder(

override def validateConf: Unit = Validator.validateConf(conf)

// For spark on kubernetes, spark pod using env SPARK_USER_NAME as current user
def setSparkUserName(userName: String, buffer: ArrayBuffer[String]): Unit = {
clusterManager().foreach { cm =>
if (cm.toUpperCase.startsWith("K8S")) {
buffer += CONF
buffer += s"spark.kubernetes.driverEnv.SPARK_USER_NAME=$userName"
buffer += CONF
buffer += s"spark.executorEnv.SPARK_USER_NAME=$userName"
}
}
}
}

object SparkProcessBuilder {
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