[Centos-automotive-sig] Updates to the automotive-sig sample images

Fri Nov 19 23:21:38 UTC 2021
Jeffrey Osier-Mixon <jefro at redhat.com>

Fantastic, thanks Alex!

Jeffrey "Jefro" Osier-Mixon  |  jefro at redhat.com
Red Hat Office of the CTO  |  Sr. Principal Community Architect, Automotive


On Fri, Nov 19, 2021 at 7:22 AM Alexander Larsson <alexl at redhat.com> wrote:

> The last couple of weeks we have been working a lot on the sample
> images in the automotive sig. This culminated in a lot of changes at
> the end of this week that are very exciting.
>
> First of all, the manifests for these images are available (just like
> before) at:
>
>   https://gitlab.com/redhat/automotive/automotive-sig
>
> But the recent changes are:
>
> We now have images based on CentOS Stream 9. The old CentOS Stream 8
> manifests still remain, but will soon be removed in favour of the new
> ones. We have images targeting virtual machines and Raspberry Pi4,
> each supporting either OSTree or regular boot mode.
>
> There is a new build tag for automotive in CBS:
>
>
> https://cbs.centos.org/koji/buildtargetinfo?name=automotive9s-packages-main-el9s
>
> This allows us to build custom packages targeting the automotive images
> that
> are not normally in centos.
>
> In this tag we now have builds of the new automotive kernel, and some other
> packages that are needed for the realtime support it has:
>
>  https://cbs.centos.org/koji/packages?tagID=2463
>
> These kernels and packages are automatically pulled into the
> automotive image builds.
>
> All the manifests have been converted from JSON to Yaml. This makes
> the manifest easier to read and maintain, and it also allows us to use
> comments in the manifests. The tool that reads the yaml is osbuild-mpp,
> which now supports either json or yaml, but it always outputs json files
> that are read by osbuild.
>
> We have been experimenting with booting the images without grub, using
> direct uefi kernel booting. This is done in order to boot faster and
> with less code. This work is experimental, but if you want to play
> with it, change the image_type to "directboot" to see this in
> action. It even works on the raspberry pi.
>
> All manifests are now ext4 based rather than xfs, as the automotive kernel
> is slated to remove the xfs support.
>
> The neptune images now automatically log in as the "neptune" user and start
> neptune.
>
> --
> =-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=-=
>  Alexander Larsson                                Red Hat, Inc
>        alexl at redhat.com         alexander.larsson at gmail.com
>
> _______________________________________________
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> CentOS-automotive-sig at centos.org
> https://lists.centos.org/mailman/listinfo/centos-automotive-sig
>
>
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