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https://issues.apache.org/jira/browse/SPARK-30970?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Dongjoon Hyun resolved SPARK-30970.
-----------------------------------
Fix Version/s: 3.0.0
Assignee: Kent Yao
Resolution: Fixed
This is resolved via https://github.com/apache/spark/pull/27721
> Fix NPE in resolving k8s master url
> -----------------------------------
>
> Key: SPARK-30970
> URL: https://issues.apache.org/jira/browse/SPARK-30970
> Project: Spark
> Issue Type: Bug
> Components: Kubernetes, Spark Core
> Affects Versions: 2.4.5, 3.0.0, 3.1.0
> Reporter: Kent Yao
> Assignee: Kent Yao
> Priority: Minor
> Fix For: 3.0.0
>
>
> {code:java}
> ```
> bin/spark-sql --master k8s:///https://kubernetes.docker.internal:6443 --conf
> spark.kubernetes.container.image=yaooqinn/spark:v2.4.4
> Exception in thread "main" java.lang.NullPointerException
> at
> org.apache.spark.util.Utils$.checkAndGetK8sMasterUrl(Utils.scala:2739)
> at
> org.apache.spark.deploy.SparkSubmit.prepareSubmitEnvironment(SparkSubmit.scala:261)
> at
> org.apache.spark.deploy.SparkSubmit.org$apache$spark$deploy$SparkSubmit$$runMain(SparkSubmit.scala:774)
> at
> org.apache.spark.deploy.SparkSubmit.doRunMain$1(SparkSubmit.scala:161)
> at org.apache.spark.deploy.SparkSubmit.submit(SparkSubmit.scala:184)
> at org.apache.spark.deploy.SparkSubmit.doSubmit(SparkSubmit.scala:86)
> at
> org.apache.spark.deploy.SparkSubmit$$anon$2.doSubmit(SparkSubmit.scala:920)
> at org.apache.spark.deploy.SparkSubmit$.main(SparkSubmit.scala:929)
> at org.apache.spark.deploy.SparkSubmit.main(SparkSubmit.scala)
> ```
> {code}
> Althrough k8s:///https://kubernetes.docker.internal:6443 is a wrong master
> url but should not throw npe
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