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https://issues.apache.org/jira/browse/SPARK-43367?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yikun Jiang resolved SPARK-43367.
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Fix Version/s: 3.5.0
Resolution: Fixed
Issue resolved by pull request 41
[https://github.com/apache/spark-docker/pull/41]
> Recover sh support in Dockerfiles
> ----------------------------------
>
> Key: SPARK-43367
> URL: https://issues.apache.org/jira/browse/SPARK-43367
> Project: Spark
> Issue Type: Sub-task
> Components: Spark Docker
> Affects Versions: 3.5.0
> Reporter: Yikun Jiang
> Assignee: Yikun Jiang
> Priority: Major
> Fix For: 3.5.0
>
>
> rm /bin/sh && ln -sv /bin/bash /bin/sh
> Does spark expect /bin/sh to be bash (in posix mode) and not just a generic
> posix compliant shell? Is there a bug with using dash? Minimally, this should
> do a dpkg --divert to ensure that users in dependent images don't
> accidentally revert it with package updates.
> [1]
> https://github.com/docker-library/official-images/pull/13089?notification_referrer_id=NT_kwDOABp-orI0MzIwMzMwNzY5OjE3MzYzNTQ#issuecomment-1533540388
> [2] related origina change:
> https://github.com/apache-spark-on-k8s/spark/pull/444/files
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