[SPARK-32222] Add K8s IT for conf propagation

• Type: Sub-task
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 3.1.0
• Fix Version/s: 3.1.0
• Component/s: Kubernetes
• Assignee: Prashant Sharma
• Reporter: Prashant Sharma
• Created: 08/Jul/20 07:23
• Updated: 17/Nov/20 16:47
• Resolved: 17/Nov/20 16:47

Description

An integration test by placing a configuration file in SPARK_CONF_DIR, and verifying it is loaded on the executors in both client and cluster deploy mode. 
For this, a log4j.properties file is a good candidate for testing.

Issue Links

• links to: [Github] Pull Request #30388 (ScrapCodes)