On Mon, 2024-11-04 at 17:10 +0200, Mikko Rapeli via lists.openembedded.org
wrote:
> Hi,
>
> After image build completes, rootfs directory is wiped by rm_work_rootfs.
>
> If the image recipe is built again without clean, for example when
> TESTIMAGE_AUTO is enabled to run tests, then rootfs task will not
> run and thus wic uses an empty rootfs directory to populate the rootfs which
> of course then fails at runtime.
>
> How to fix this?
>
> I know RP doesn't like rm_work, but I really need it. I can't leave all
> builds laying around and bitbake IPC setup fails if a lot of IO is wiping
> build/tpm's while recipe parsing is happening (the famous 30 second timeout).
>
> wic image related tasks could possible depend on do_rootfs instead of
> do_image_complete but seems to break the whole do_image_complete design.
>
> Should rm_work_rootfs be moved from after do_image_complete to after
> do_image_wic
> if wic images are used?
>
> Or should users just remember to "bitbake -c clean image && bitbake image" if
> things
> fail?
>
> There are some other issues with testimage.bbclass and leaking cooker
> processes
> which confused me for a long time but I'll try to send patches for those.
Does changing:
image_types_wic.bbclass:
bb.build.addtask('do_image_wic', 'do_image_complete', None, d)
to
bb.build.addtask('do_image_wic', 'do_image_complete', 'do_rootfs', d)
help?
Cheers,
Richard
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