[CentOS-devel] Koji and aarch64 update

[Fabian Arrotin]

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On 17/02/16 10:57, Thomas Oulevey wrote:
> Dear All,
> 
> Following FOSDEM discussion, I owe an update on the koji
> development for aarch64.
> 
> Thanks to Fabian, at this we have a builder configured and we are
> able to build on specific targets for aarch64. I tested few
> glusterfs builds to ensure all operations are working well and no
> issue was found.
> 
> At this time we will support only new builds, it won't be possible
> to rebuild an old NVR. A future koji update may help us with this 
> requirement. ("merge scratch build" feature seems absent from
> latest release, I discussed it with Mike at Fosdem, I'll send an
> update when I have more news).
> 
> In practice it means you will have to bump your release for
> getting aarch64
> 
> The last missing bit for enabling aarch64 for SIGs is to have a
> common URL for all arches.
> 
> In koji an external repository can be defined with a $arch paramter
> in the url.
> 
> http://mirror.centos.org/altarch/7/os/$arch/
> 
> Unfortunately at this time we have not a single URL that presents
> all $arch (previous link misses x86_64).
> 
> After discussing with the team, the easier way would be to add a 
> x86_64 link (e.g : http://mirror.centos.org/altarch/7/os/x86_64 
> pointing to http://mirror.centos.org/centos-7/7/os/x86_64/ ) for
> the internal koji mirror as it would solve all our issues.

Or the reverse : as now you're using
http://mirror.centos.org/centos/7/os/$arch, we can probably create an
Alias or RewriteRule in local httpd config for that internal mirror
for aarch64/ppc64/ppc64le/armhfp

> 
> The pro is this solution will allow us to reconfigure koji once and
> be compatible for all future arches.
> 
> The con is that mock configs generated by koji won't work for
> external users.
> 
> Let me know if you have a better idea or some concerns.
> 
> As soon as we agree on a solution I'll be able to enable it for
> the Storage SIG glusterfs targets as Niels De Vos "agreed" to be
> our first user :)
> 



- -- 
Fabian Arrotin
The CentOS Project | http://www.centos.org
gpg key: 56BEC54E | twitter: @arrfab
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