Stavros Kontopoulos created SPARK-25355:
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Summary: Support --proxy-user for Spark on K8s
Key: SPARK-25355
URL: https://issues.apache.org/jira/browse/SPARK-25355
Project: Spark
Issue Type: New Feature
Components: Kubernetes
Affects Versions: 2.4.0
Reporter: Stavros Kontopoulos
SPARK-23257 adds kerberized hdfs support for Spark on K8s. A major addition
needed is the support for proxy user. A proxy user is impersonated by a
superuser who executes operations on behalf of the proxy user. More on this:
[https://hadoop.apache.org/docs/current/hadoop-project-dist/hadoop-common/Superusers.html]
[https://github.com/spark-notebook/spark-notebook/blob/master/docs/proxyuser_impersonation.md]
This has been implemented for Yarn upstream and Spark on Mesos here:
[https://github.com/mesosphere/spark/pull/26]
[~ifilonenko] creating this issue according to our discussion.
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