On Tue, Oct 19, 2021 at 8:35 PM Daniel Walsh <dwalsh@redhat.com> wrote:
On 10/19/21 11:54, Chris Evich wrote:
> All,
> Recently I wrote a blog article that touches on a few podman (and
> buildah) commands which are bound to catch people off-guard:
> https://podman.io/blogs/2021/10/11/multiarch.html
> Unfortunately the reason for the "Ugh! What? Really?" of 'rm' and
> 'push' is "maintaining compatibility" - hence, unlikely to change.  See
> https://github.com/containers/podman/issues/11899
> So my thinking was, if we can't change the CLI can we make the
> feedback to users better?  At least then, people would be alerted when
> it comes to surprising 'rm'/'push' behavior.  For example:
> $ podman images
> REPOSITORY                 TAG         IMAGE ID      CREATED  SIZE
> docker.io/library/redis    latest      7faaec683238  7 days   116 MB
> reg.fed.org/fedora         34          191682d67252  2 weeks  184 MB
> ex.co/foo/bar              latest   [M]123456576b54  1 second 123 GB
> reg.acc.red.c/ubi8-init    latest      670b0e87da3c  4 weeks  251 MB
> quay.io/libpod/alpine      latest      961769676411  2 years  5.85 MB
> Indicating 'ex.co/foo/bar' is a manifest list not a regular image, and
> so needs special handling by the user.  Alternatively it could be it's
> own column.  I was just wanted to be sensitive to anyone who may be
> scraping the space-separated data for some purpose.
> What are your opinions/concerns/alternatives for something like this?
We should add the field to the end of list.

docker.io/library/redis    latest      7faaec683238  7 days 116 MB   Image
reg.fed.org/fedora         34          191682d67252  2 weeks 184 MB   Image
ex.co/foo/bar              latest   [M]123456576b54  1 second 123 GB   List
reg.acc.red.c/ubi8-init    latest 670b0e87da3c  4 weeks  251 MB   Image
quay.io/libpod/alpine      latest      961769676411  2 years 5.85 MB  Image

I like that.

For the sake of exploring an alternative: we could further separate images and listspodman-images would only list images, and podman-manifest-ls (does not exist yet) would only list manifests.
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