ERROR cannot deliver device serial request: unexpected status 400

Bruno Morelli b.morelli at evidence.eu.com
Thu Feb 2 17:48:35 UTC 2017


Thank you very much, now it's clearer than before.

Regards,
Bruno

2017-02-02 11:32 GMT+01:00 Mark Shuttleworth <mark at ubuntu.com>:

> On 02/02/17 10:27, Oliver Grawert wrote:
> > hi,
> > Am Donnerstag, den 02.02.2017, 10:01 +0100 schrieb Ara Pulido:
> >>
> >> Your device is trying to get a serial assertion from the Ubuntu
> >> servers, but your model is not one of the Ubuntu official ones, so
> >> that is not possible.
> > AFAIK it is possible if both, gadget and kernel snaps are in the store
> > and signed by the same key that was used by the model assertion (i.e.
> > owned by the same user). at least that is my experience with the
> > beaglebone black image that i produce.
>
> Am not sure what's causing the specific issue you see, but Ogra is
> describing the expected behaviour, which is that you can push a kernel
> and gadget snap and then your own model assertion which binds those
> together and is the basis for the image builder.
>
> We are working with the hardware companies to ensure that building a
> kernel snap is trivial for their hardware. Certified board will have
> official kernel snaps that anybody can "just use". Of course, if you
> want to modify the kernel for an official board you can also just build
> your own kernel snap.
>
> I know there is some work outstanding to get all of those pieces
> working. There are some tricky corner cases (for example, what if you
> want to change kernel snap entirely by issuing a new revision of your
> model-assertion?) but it shouldn't be long before everything is in place
> to enable all of that for straightforward cases.
>
> Mark
>
>
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