Re: [Xen-devel] [PATCH v2 0/8] Using GitLab CI for build testing

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Thu, Mar 15, 2018 at 01:21:08PM -0500, Doug Goldstein wrote:
> Really early work on switching over to using GitLab CI over
> Travis CI. GitLab is a competitor to GitHub with some advantages
> such as an integrated CI system with a lot more flexibility
> and control. It additionally is fully open sourced unlike GitHub
> and Travis CI. We can even run an instance if that is preferred
> over using the hosted instance.
> 
> This change uses GitLab CI's ability to use Docker based runners
> for running tests. With GitHub we also use a Docker based runner
> but we are limited to one Docker container that is then morphed
> a number of different ways. With this approach we can specify
> different Docker containers for every run (or use the same). By
> using different Docker containers we can build environments that
> match systems where Xen can and should build. Using this
> approach we should be able to cutdown on the number of surpise
> build failures encountered by users.
> 
> Worth noting another advantage is that builders can be VMs or even
> physical hosts as well. So we can have a FreeBSD VM that can be a
> build environment.
> 
> Further more the above link is to a GitLab pipeline, pipelines are
> made of stages which are further composed of jobs. Currently the
> example uses one stage called build and all the different distros
> are different jobs.  But there's a lot of flexibility as to what
> can be done here. There can be stages that check code style or other
> pre-flight checks that people may be interested. There can be stages
> that happen after the build stage as well such as some simple tests
> (e.g. I use it to run the just built xen.gz with an initramfs only
> dom0 that contains a small Alpine Linux VM that spits out a string
> to an HTTP endpoint which decides that Xen build is good enough to
> allow it to be merged into our testing branch).
> 
> Overall there are a lot more possibilities than what I've put together
> so far. The coverage is not yet the same as Travis CI due to missing
> arm builds.

I took a peek at your patches and I am not an expert of GitLab but it 
all looks fine to me. You can add

Reviewed-by: Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>

On them if you would like.

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