Re: [Xen-devel] [PATCH 2/9] Use gnutls_priority_set_direct() to deprecate gnutls_*_set()

[Doug Goldstein <cardoe@xxxxxxxxxx>]

On 2/5/16 10:03 PM, Luis R. Rodriguez wrote:
> On Fri, Feb 05, 2016 at 10:45:54PM -0500, Konrad Rzeszutek Wilk wrote:
>> On Sat, Feb 06, 2016 at 02:44:54AM +0100, Luis R. Rodriguez wrote:
>>> On Wed, Nov 25, 2015 at 03:44:30PM -0500, Konrad Rzeszutek Wilk wrote:
>>>> On Wed, Nov 25, 2015 at 08:36:51PM +0100, Luis R. Rodriguez wrote:
>>>>> On Wed, Nov 25, 2015 at 09:53:27AM -0500, Konrad Rzeszutek Wilk wrote:
>>>>>> On Fri, Nov 20, 2015 at 09:47:45AM -0800, Luis R. Rodriguez wrote:
>>>>>>> From: "Luis R. Rodriguez" <mcgrof@xxxxxxxx>
>>>>>>>
>>>>>>> Using deprecate gnutls_*_set() triggers a failure to compile
>>>>>>> with gnutls30-3.4.4, used on OpenSUSE factory:
>>>>>>>
>>>>>>> ../libqemu_common.a(vnc.o): In function `vnc_start_tls':
>>>>>>> ~/devel/xen/tools/qemu-xen-traditional-dir/vnc.c:2164: undefined 
>>>>>>> reference to `gnutls_kx_set_priority'
>>>>>>> ~/devel/xen/tools/qemu-xen-traditional-dir/vnc.c:2171: undefined 
>>>>>>> reference to `gnutls_certificate_type_set_priority'
>>>>>>> ~/devel/xen/tools/qemu-xen-traditional-dir/vnc.c:2178: undefined 
>>>>>>> reference to `gnutls_protocol_set_priority'
>>>>>>>
>>>>>>> This compilation issue can be fixed by using the new routine
>>>>>>> gnutls_priority_set_direct() which replaces the deprecated calls
>>>>>>> which also simplifies the code considerably.
>>>>>>
>>>>>>
>>>>>> Thanks for posting that! It certainly fixes that issue.
>>>>>
>>>>> Acked-by?
>>>>
>>>> Tested-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>
>>>
>>> None of these are merged yet...
>>
>> And it looks like you didn't CC the maintainer.
> 
> mcgrof@garbanzo ~/devel/xen (git::staging)$ ./scripts/get_maintainer.pl 
> ../xen-fixes/0002-proper-qemu-trad-gnutls.patch 
> Ian Campbell <ian.campbell@xxxxxxxxxx>
> Ian Jackson <ian.jackson@xxxxxxxxxxxxx>
> Jan Beulich <jbeulich@xxxxxxxx>
> Keir Fraser <keir@xxxxxxx>
> Tim Deegan <tim@xxxxxxx>
> xen-devel@xxxxxxxxxxxxx
> 
> I missed Ian Jackson, Keir and Tim.
> 
>> Also - how does this work if you have an older version of SuSE,
>> say SLES10?
> 
> Beats me. I just dealt with getting this to compile with what is current.
> I kind of doubt what is in xen master or staging will end up in SLE10's
> version of Xen too. If that had to happen people porting this to an old
> library could just add a helper gnutls_priority_set_direct() wrapper to
> do things the old way.
> 
>   Luis
> 

I'd personally love to know what's the real minimum that needs to be
supported by Xen master/staging. I tried [1] to put a line in the sand
but that died. I'm also in the process on standing up some basic build
CI [2] and as part of that I would build on new stuff and build on the
oldest set that's supported.

[1]
http://lists.xenproject.org/archives/html/xen-devel/2016-01/msg03577.html
[2]
http://lists.xenproject.org/archives/html/xen-devel/2016-02/msg00984.html

-- 
Doug Goldstein

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