Bumping the thead, upstream patches are merged now [0]

With current upstream code, I can generate an image from master packages with:
$ wget 
https://cloud.centos.org/centos/7/images/CentOS-7-x86_64-GenericCloud-1801-01.qcow2
$ virt-customize -a CentOS-7-x86_64-GenericCloud-1801-01.qcow2
--selinux-relabel --run-command 'yum-config-manager --add-repo
http://trunk.rdoproject.org/centos7/delorean-deps.repo'
$ virt-customize -a CentOS-7-x86_64-GenericCloud-1801-01.qcow2
--selinux-relabel --run-command 'yum-config-manager --add-repo
https://trunk.rdoproject.org/centos7/current-passed-ci/delorean.repo'
$ DIB_LOCAL_IMAGE=/home/stack/CentOS-7-x86_64-GenericCloud-1801-01.qcow2
 /opt/stack/octavia/diskimage-create/diskimage-create.sh -p -i centos
-o amphora-x64-haproxy-centos.qcow2

This is with devstack, but will be mostly the same when RDO packages
are updated (just the script location that then comes from
openstack-octavia-diskimage-create package)

So what are the next steps here? missing information, place to track
this, item for next meeting, action items, … ?


[0] https://review.openstack.org/#/c/522626/

On 12 January 2018 at 13:05, Bernard Cafarelli <bcafa...@redhat.com> wrote:
> On 11 January 2018 at 11:53, Javier Pena <jp...@redhat.com> wrote:
>> ----- Original Message -----
>>> On Wed, Jan 10, 2018 at 7:50 PM, Javier Pena <jp...@redhat.com> wrote:
>>> > If we want to deliver via RPM and build on each Octavia change, we could
>>> > try to add it to the octavia spec and build it using DLRN. Does the script
>>> > require many external resources besides diskimage-builder?
>>> > I'm not sure if that would work on CBS though, if we need to have network
>>> > connectivity during the build process.
> I looked a bit initially into building the image directly in spec, one
> problem was how to pass the needed RDO packages properly to
> diskimage-builder (as a repo so that yum pulls them in).
> Apart from some configuration tweaks, most of the steps sum up to yum
> calls (system update - install haproxy, keepalived, … - install
> openstack-octavia-amphora-agent), these need network access, or at
> least local mirrors.
>>>
>>> I would be concerned with the storage required, also we need to
>>> trigger not only on Octavia distgit or upstream changes, all included
>>> RPMs need to be checked checked for updates.
>>> This could be simulated with dummy commits in distgit to force e.g.
>>> nightly refresh but due to storage requirements, I'd keep image builds
>>> outside trunk repos.
>>>
>>
>> I have been doing some tests, and it looks like running diskimage-builder 
>> from a chroot is not the best idea (it tries to mount some tmpfs and fails), 
>> so even if we solved the storage issue it wouldn't work.
>> I think our best chance is to create a periodic job to rebuild the images 
>> (daily) then upload them to images.rdoproject.org. This would be a similar 
>> approach to what we are currently doing with containers.
> That would work for "keeping other packages up to date" too
>
>> The only drawback of this alternative is that we would be distributing the 
>> qcow2 images instead of an RPM package, but we could still apply retention 
>> policies, and add some CI jobs to test them if needed.
> On disk usage and retention polices, the images I build locally (with
> CentOS) are 500-500 MB qcow2 files
>
> --
> Bernard



-- 
Bernard Cafarelli
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