Re: [RFC PATCH 14/15] gitlab-ci: Allow forks to use different set of jobs

[Philippe Mathieu-Daudé]

On 4/19/21 12:10 PM, Erik Skultety wrote:
> On Mon, Apr 19, 2021 at 10:40:53AM +0100, Daniel P. Berrangé wrote:
>> On Mon, Apr 19, 2021 at 01:34:47AM +0200, Philippe Mathieu-Daudé wrote:
>>> Forks run the same jobs than mainstream, which might be overkill.
>>> Allow them to easily rebase their custom set, while keeping using
>>> the mainstream templates, and ability to pick specific jobs from
>>> the mainstream set.
>>>
>>> To switch to your set, simply add your .gitlab-ci.yml as
>>> .gitlab-ci.d/${CI_PROJECT_NAMESPACE}.yml (where CI_PROJECT_NAMESPACE
>>> is your gitlab 'namespace', usually username). This file will be
>>> used instead of the default mainstream set.
>>
>> I find this approach undesirable, because AFAICT, it means you have
>> to commit this extra file to any of your downstream branches that
>> you want this to be used for.  Then you have to be either delete it
>> again before sending patches upstream, or tell git-publish to
>> exclude the commit that adds this.
>>
>> IMHO any per-contributor overhead needs to not involve committing
>> stuff to their git branches, that isn't intended to go upstream.
> 
> Not just that, ideally, they should also run all the upstream workloads before
> submitting a PR or posting patches because they'd have to respin because of a
> potential failure in upstream pipelines anyway.

Working a patch series on your fork could take days/weeks/months before
you post it to mainstream... I believe forks are only interested
in running mainstream pipelines when they are ready to post their work,
not at every push to their repository.