From mboxrd@z Thu Jan  1 00:00:00 1970
From: Peter Staubach <staubach@redhat.com>
Subject: Re: [patch] Underscore in hostnames
Date: Mon, 11 Dec 2006 10:57:11 -0500
Message-ID: <457D7FD7.5030702@redhat.com>
References: <20061207232212.GA1994@sleipnir.redhat.com>	<1165809391.3380.8.camel@raven.themaw.net>	<20061211120507.GA2629@sleipnir.redhat.com>	<x49lkler00t.fsf@segfault.boston.devel.redhat.com>
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To: Ian Kent <raven@themaw.net>
Cc: autofs@linux.kernel.org

Ian Kent wrote:
> On Mon, 2006-12-11 at 09:16 -0500, Jeff Moyer wrote:
>   
>> ==> On Mon, 11 Dec 2006 10:05:07 -0200, Fabio Olive Leite <fleite@redhat.com> said:
>>
>> Fabio> On Mon, Dec 11, 2006 at 12:56:31PM +0900, Ian Kent wrote:
>> Fabio> > 
>> Fabio> > Not valid at all.
>> Fabio> > And they are tolerated because the admin explicitly configures DNS to
>> Fabio> > violate the RFC.
>>
>> Fabio> The sad thing is that mount(1) does no such validation, and allows one
>> Fabio> to mount an NFS export on a hostname containing underscores just fine.
>> Fabio> So we can end up in a situation where automount does not allow the
>> Fabio> user to configure a working NFS mount she has.
>>
>> Yes, and when coupled with the fact that some other vendors' products
>> allow this sort of thing by default, I think we may have to support
>> it.  I'm a big fan of sticking to the RFC's, but in this case, I think
>> we should make an exception.
>>     
>
> Ya .. I reality I don't feel as strongly as I made out.
>
> I did want to see if there was anyone else that did have an opinion
> though.
>
> I'll merge the patch unless anyone else feels strongly against it.

Do we know which other vendors products support '_' as a valid character
in a hostname?

I might be more in favor of fixing the NFS mount code than modifying
autofs in this fashion.

    Thanx...

       ps