[jira] [Commented] (SPARK-35969) Make the pod prefix more readable and tallied with K8S DNS Label Names
[
https://issues.apache.org/jira/browse/SPARK-35969?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17372532#comment-17372532
]
Apache Spark commented on SPARK-35969:
--
User 'yaooqinn' has created a pull request for this issue:
https://github.com/apache/spark/pull/33171
> Make the pod prefix more readable and tallied with K8S DNS Label Names
> --
>
> Key: SPARK-35969
> URL: https://issues.apache.org/jira/browse/SPARK-35969
> Project: Spark
> Issue Type: Improvement
> Components: Kubernetes
>Affects Versions: 3.2.0
>Reporter: Kent Yao
>Priority: Major
>
> By default, the executor pod prefix is generated by the app name. It handles
> characters that match [^a-z0-9\\-] differently. The '.' and all whitespaces
> will be converted to '-', but other ones to empty string. Especially,
> characters like '_', '|' are commonly used as a word separator in many
> languages.
> According to the K8S DNS Label Names, see
> [https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#dns-label-names,]
> we can convert all special characters to `-`.
>
> {code:scala}
> scala> "time.is%the￥most$valuable_——thing,it's about
> time.".replaceAll("[^a-z0-9\\-]", "-").replaceAll("-+", "-")
> res9: String = time-is-the-most-valuable-thing-it-s-about-time-
> scala> "time.is%the￥most$valuable_——thing,it's about
> time.".replaceAll("\\s+", "-").replaceAll("\\.",
> "-").replaceAll("[^a-z0-9\\-]", "").replaceAll("-+", "-")
> res10: String = time-isthemostvaluablethingits-about-time-
> {code}
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[jira] [Commented] (SPARK-35969) Make the pod prefix more readable and tallied with K8S DNS Label Names
[
https://issues.apache.org/jira/browse/SPARK-35969?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17372531#comment-17372531
]
Apache Spark commented on SPARK-35969:
--
User 'yaooqinn' has created a pull request for this issue:
https://github.com/apache/spark/pull/33171
> Make the pod prefix more readable and tallied with K8S DNS Label Names
> --
>
> Key: SPARK-35969
> URL: https://issues.apache.org/jira/browse/SPARK-35969
> Project: Spark
> Issue Type: Improvement
> Components: Kubernetes
>Affects Versions: 3.2.0
>Reporter: Kent Yao
>Priority: Major
>
> By default, the executor pod prefix is generated by the app name. It handles
> characters that match [^a-z0-9\\-] differently. The '.' and all whitespaces
> will be converted to '-', but other ones to empty string. Especially,
> characters like '_', '|' are commonly used as a word separator in many
> languages.
> According to the K8S DNS Label Names, see
> [https://kubernetes.io/docs/concepts/overview/working-with-objects/names/#dns-label-names,]
> we can convert all special characters to `-`.
>
> {code:scala}
> scala> "time.is%the￥most$valuable_——thing,it's about
> time.".replaceAll("[^a-z0-9\\-]", "-").replaceAll("-+", "-")
> res9: String = time-is-the-most-valuable-thing-it-s-about-time-
> scala> "time.is%the￥most$valuable_——thing,it's about
> time.".replaceAll("\\s+", "-").replaceAll("\\.",
> "-").replaceAll("[^a-z0-9\\-]", "").replaceAll("-+", "-")
> res10: String = time-isthemostvaluablethingits-about-time-
> {code}
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