Drop NIS support

[Rowland penny]

On 24/03/2021 21:29, Ralph Boehme wrote:
> Am 3/24/21 um 9:44 PM schrieb Rowland penny:
>> On 24/03/2021 20:23, Andrew Bartlett wrote:
>>> On Wed, 2021-03-24 at 20:16 +0000, Rowland penny via samba-technical
>>> wrote:
>>>> On 24/03/2021 20:11, Ralph Boehme wrote:
>>>>> Am 3/24/21 um 6:57 PM schrieb Rowland penny via samba-technical:
>>>>>> On 24/03/2021 17:52, Andrew Bartlett via samba-technical wrote:
>>>>>>> On Wed, 2021-03-24 at 09:12 -0700, Jeremy Allison via samba-
>>>>>>> technical
>>>>>>> wrote:
>>>>>>>> On Wed, Mar 24, 2021 at 05:10:15PM +0100, Andreas Schneider
>>>>>>>> via
>>>>>>>> samba-technical wrote:
>>>>>>>>> Hi,
>>>>>>>>>
>>>>>>>>> could we drop NIS support for Samba 4.15?
>>>>>>>>>
>>>>>>>>> This means getting rid of lib/replace/system/nis.h and
>>>>>>>>> yp_*() ...
>>>>>>>> +1 from me. Let's see if anyone else is still
>>>>>>>> using it.
>>>>>>>>
>>>>>>>> So the current list for 4.15 will be Tru64, HPUX, NIS.
>>>>>>>>
>>>>>>>> Any more for any more ?
>>>>>>> Just to be clear to others, this is not the so-called NIS
>>>>>>> support in
>>>>>>> the AD DC which at one point helped Active Directory Users and
>>>>>>> Computers managed the rfc2307 user attributes.
>>>>>>>
>>>>>>> I'm happy for the real NIS support to go.
>>>>>>>
>>>>>>> In terms of other things to trim, what about some of the
>>>>>>> printing
>>>>>>> modes?
>>>>>>>
>>>>>>> Andrew Bartlett
>>>>>>>
>>>>>> How about idmap_hash ? The one that says 'DO NOT USE THIS
>>>>>> BACKEND' at
>>>>>> the top of its manpage.
>>>>> ...unless you know what you're doing.
>>>>>
>>>>> There are folks out there using this at scale so removing this is
>>>>> not
>>>>> really something we should consider.
>>>>>
>>>>> -slow
>>>>>
>>>> Well according to the manpage 'DO NOT USE THIS BACKEND', they
>>>> shouldn't
>>>> be using it, you cannot have it both ways.
>>> Rowland, the 'on new installations' is silent, but implied.
>>
>>
>> It might be to you, but to a normal user it isn't readily known.
>>
>>>
>>>> Either it shouldn't be used,
>>>> or those warnings need to be removed from the manpage.
>>> The world is not always so black and white (and would be far more
>>> boring if it was).
>>
>>
>> You are entering into dangerous waters there, you are not supposed to 
>> mention what you mentioned 😂
>>
>>>
>>> Andrew Bartlett
>>>
>>
>> OK, how about this, I rewrite the idmap_hash manpage to say that it 
>> is only retained for existing users but must not be used for new 
>> installations.
>
>
> nah, it can be used for new installations just fine. I'll try to look 
> into this tomorrow and discuss a better wording with metze.
>
> -slow
>

You might want to read this thread from 2017:

https://lists.samba.org/archive/samba-technical/2017-February/118705.html

Rowland