[jira] [Resolved] (KAFKA-7495) AdminClient thread dies on invalid input

["Colin P. McCabe (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/KAFKA-7495?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Colin P. McCabe resolved KAFKA-7495.
------------------------------------
    Resolution: Duplicate

> AdminClient thread dies on invalid input
> ----------------------------------------
>
>                 Key: KAFKA-7495
>                 URL: https://issues.apache.org/jira/browse/KAFKA-7495
>             Project: Kafka
>          Issue Type: Bug
>    Affects Versions: 2.0.0
>            Reporter: Xavier Léauté
>            Priority: Major
>
> The following code results in an uncaught IllegalArgumentException in the admin client thread, resulting in a zombie admin client.
> {code}
> AclBindingFilter aclFilter = new AclBindingFilter(
>     new ResourcePatternFilter(ResourceType.UNKNOWN, null, PatternType.ANY),
>     AccessControlEntryFilter.ANY
> );
> kafkaAdminClient.describeAcls(aclFilter).values().get();
> {code}
> See the resulting stacktrace below
> {code}
> ERROR [kafka-admin-client-thread | adminclient-3] Uncaught exception in thread 'kafka-admin-client-thread | adminclient-3': (org.apache.kafka.common.utils.KafkaThread)
> java.lang.IllegalArgumentException: Filter contain UNKNOWN elements
>     at org.apache.kafka.common.requests.DescribeAclsRequest.validate(DescribeAclsRequest.java:140)
>     at org.apache.kafka.common.requests.DescribeAclsRequest.<init>(DescribeAclsRequest.java:92)
>     at org.apache.kafka.common.requests.DescribeAclsRequest$Builder.build(DescribeAclsRequest.java:77)
>     at org.apache.kafka.common.requests.DescribeAclsRequest$Builder.build(DescribeAclsRequest.java:67)
>     at org.apache.kafka.clients.NetworkClient.doSend(NetworkClient.java:450)
>     at org.apache.kafka.clients.NetworkClient.send(NetworkClient.java:411)
>     at org.apache.kafka.clients.admin.KafkaAdminClient$AdminClientRunnable.sendEligibleCalls(KafkaAdminClient.java:910)
>     at org.apache.kafka.clients.admin.KafkaAdminClient$AdminClientRunnable.run(KafkaAdminClient.java:1107)
>     at java.base/java.lang.Thread.run(Thread.java:844)
> {code}



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