Re: FBR MBS: Fix traceback when reusing components from module build with different buildrequires.

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+1 here too.  It's easy to revert by downgrading the rpm if it blows up.

On Fri, Apr 20, 2018 at 11:42:33AM +0200, Mikolaj Izdebski wrote:
> +1
>
> On 04/20/2018 08:36 AM, Jan Kaluža wrote:
> > Hi,
> >
> > this is FBR to fix MBS traceback which prevents builds of modules in situation when new build-require is added to a module Foo. Currently, MBS tries to check what was the commit hash ("ref") of such buildrequired module in previous build of Foo, but it fails with KeyError, because the previous Foo module build did not build-required this newly added build-required module.
> >
> > Full traceback is here:
> >
> > Traceback (most recent call last):
> >   File "/usr/lib/python2.7/site-packages/module_build_service/scheduler/consumer.py", line 240, in process_message
> >     further_work = handler(conf, session, msg) or []
> >   File "/usr/lib/python2.7/site-packages/module_build_service/scheduler/handlers/modules.py", line 292, in wait
> >     if attempt_to_reuse_all_components(builder, session, build):
> >   File "/usr/lib/python2.7/site-packages/module_build_service/utils/reuse.py", line 140, in attempt_to_reuse_all_components
> >     previous_module_build = _get_reusable_module(session, module)
> >   File "/usr/lib/python2.7/site-packages/module_build_service/utils/reuse.py", line 123, in _get_reusable_module
> >     ref2 = old_xmd['mbs']['buildrequires'][br_module_name].get('ref')
> > KeyError: 'platform'
> >
> > Fixed patch [1] addresses this by catching the KeyError in this code block. It has been tested on staging and I verified it fixes this issue.
> >
> > [1] https://src.fedoraproject.org/rpms/module-build-service/c/9d3a4923631efca2f9e7e3baf6b1bf15294d66fd?branch=epel7
> >
> > Regards,
> > Jan Kaluza
> > _______________________________________________
> > infrastructure mailing list -- infrastructure@xxxxxxxxxxxxxxxxxxxxxxx
> > To unsubscribe send an email to infrastructure-leave@xxxxxxxxxxxxxxxxxxxxxxx
> >
>
> --
> Mikolaj Izdebski
> Senior Software Engineer, Red Hat
> IRC: mizdebsk
> _______________________________________________
> infrastructure mailing list -- infrastructure@xxxxxxxxxxxxxxxxxxxxxxx
> To unsubscribe send an email to infrastructure-leave@xxxxxxxxxxxxxxxxxxxxxxx

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