I forgot another question. Can you provide a use-case where a user wants to
list all groups for which he/she has the Describe access?

Thanks,
Dong


On Mon, Dec 4, 2017 at 1:40 PM, Dong Lin <lindon...@gmail.com> wrote:

> Hey Vahid,
>
> Thanks for the KIP. If I understand the you correctly, you want client to
> be able to list all the groups for which it currently has the describe
> access.
>
> As of now the ListGroupRequest does not allow user to specify the group.
> If user does not have the Describe Cluster access, ListGroupResponse will
> return error. This KIP proposes to change the semantics of
> ListGroupsResponse such that ListGroupResponse will return the subset of
> groups for which the user has the Describe access. And if the does not have
> Describe access to any group, ListGroupResponse will return an empty list
> with no error.
>
> In my opinion this changes the semantics of ListGroupsResponse in a
> counter-intuitive way. Usually we use the ACL to determine whether the
> operation on the specified object can be performed or not. The response
> should provide either an error message or the result for the specified
> object. I couldn't remember a case where the ACL is used to filter the
> result without providing error. Do you think this could be a problem for
> this KIP?
>
> Thanks,
> Dong
>
>
> On Wed, Nov 29, 2017 at 3:18 PM, Vahid S Hashemian <
> vahidhashem...@us.ibm.com> wrote:
>
>> Completing the subject line :)
>>
>>
>>
>> From:   "Vahid S Hashemian" <vahidhashem...@us.ibm.com>
>> To:     dev <dev@kafka.apache.org>
>> Date:   11/29/2017 03:17 PM
>> Subject:        [DISCUSS] KIP-231:
>>
>>
>>
>> Hi everyone,
>>
>> I started KIP-231 to propose a small change to the required ACL of
>> ListGroups API (in response to KAFKA-5638):
>> https://urldefense.proofpoint.com/v2/url?u=https-3A__cwiki.a
>> pache.org_confluence_display_KAFKA_KIP-2D231-253A-2BImprove-
>> 2Bthe-2BRequired-2BACL-2Bof-2BListGroups-2BAPI&d=DwIFAg&c=jf
>> _iaSHvJObTbx-siA1ZOg&r=Q_itwloTQj3_xUKl7Nzswo6KE4Nj-kjJc7uSV
>> cviKUc&m=XjHVTsIl7t-z0NBesB0U-ptMMm6mmpy3UqS8TjJM5yM&s=eu378
>> oaLvC0Wzbfcz15Rwo4nqdrO11ENLK6v9Kq9Z6w&e=
>>
>> Your feedback and suggestions are welcome!
>>
>> Thanks.
>> --Vahid
>>
>>
>>
>>
>>
>>
>>
>

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