Re: use of 'apt' in scripting in our dockerfiles provokes warnings

[Peter Maydell]

On Wed, 30 Sep 2020 at 11:43, Philippe Mathieu-Daudé <f4bug@amsat.org> wrote:
> On 9/30/20 12:33 PM, Peter Maydell wrote:
> > Also, any idea what this error is about?
> >
> > #4 importing cache manifest from 
> > registry.gitlab.com/qemu-project/qemu/qemu...
> > #4       digest:
> > sha256:815fb44b573ac7520d148d9b2510c00f31846ca6fa55127d322bc8db3c5d0ec0
> > #4         name: "importing cache manifest from
> > registry.gitlab.com/qemu-project/qemu/qemu/debian-alpha-cross:latest"
> > #4      started: 2020-09-29 22:57:54.371490684 +0000 UTC
> > #4    completed: 2020-09-29 22:57:55.064468936 +0000 UTC
> > #4     duration: 692.978252ms
> > #4        error: "invalid build cache from
> > {MediaType:application/vnd.docker.distribution.manifest.v2+json
> > Digest:sha256:a1e8a5830bb19b7cddda64872c5d71a0337d4b98bed30fd7684d20467adcd289
> > Size:1161 URLs:[] Annotations:map[] Platform:<nil>}"
> >
> > It didn't seemt to have an adverse effect...
>
> It seems to come from '--cache-from' from commit e6f1306b10,
> there is some DOCKER_BUILDKIT black magic involved.
>
> What is your 'docker version' output please?


e104462:bionic:qemu$ docker version
Client:
 Version:           18.09.1
 API version:       1.39
 Go version:        go1.10.6
 Git commit:        4c52b90
 Built:             Wed Jan  9 19:35:23 2019
 OS/Arch:           linux/amd64
 Experimental:      false

Server: Docker Engine - Community
 Engine:
  Version:          18.09.1
  API version:      1.39 (minimum version 1.12)
  Go version:       go1.10.6
  Git commit:       4c52b90
  Built:            Wed Jan  9 19:02:44 2019
  OS/Arch:          linux/amd64
  Experimental:     false


-- PMM