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From "huxihx (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (KAFKA-6050) Cannot alter default topic config
Date Wed, 11 Oct 2017 09:47:00 GMT

    [ https://issues.apache.org/jira/browse/KAFKA-6050?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16200030#comment-16200030
] 

huxihx commented on KAFKA-6050:
-------------------------------

Sorry for the misunderstanding although the exceptions do complain the invalid topic names:)

> Cannot alter default topic config
> ---------------------------------
>
>                 Key: KAFKA-6050
>                 URL: https://issues.apache.org/jira/browse/KAFKA-6050
>             Project: Kafka
>          Issue Type: Bug
>            Reporter: Tom Bentley
>
> The command to describe the default topic config
> {noformat}
> bin/kafka-configs.sh --zookeeper localhost:2181 \
>   --describe --entity-type topics --entity-name '<default>'
> {noformat}
> returns without error, but the equivalent command to alter the default topic config:
> {noformat}
> bin/kafka-configs.sh --zookeeper localhost:2181 --alter \
>   --entity-type topics --entity-name '<default>' --add-config retention.ms=1000
> {noformat}
> returns an error:
> {noformat}
> Error while executing config command Topic name "<default>" is illegal, it contains
a character other than ASCII alphanumerics, '.', '_' and '-'
> org.apache.kafka.common.errors.InvalidTopicException: Topic name "<default>" is
illegal, it contains a character other than ASCII alphanumerics, '.', '_' and '-'
> 	at org.apache.kafka.common.internals.Topic.validate(Topic.java:45)
> 	at kafka.admin.AdminUtils$.validateTopicConfig(AdminUtils.scala:578)
> 	at kafka.admin.AdminUtils$.changeTopicConfig(AdminUtils.scala:595)
> 	at kafka.admin.AdminUtilities$class.changeConfigs(AdminUtils.scala:52)
> 	at kafka.admin.AdminUtils$.changeConfigs(AdminUtils.scala:63)
> 	at kafka.admin.ConfigCommand$.alterConfig(ConfigCommand.scala:103)
> 	at kafka.admin.ConfigCommand$.main(ConfigCommand.scala:70)
> 	at kafka.admin.ConfigCommand.main(ConfigCommand.scala)
> {noformat}



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