zypper pa --unneeded | grep '^i' | cut -d\| -f3 | xargs sudo zypper -n remove
zypper pa --unneeded lists unneeded packages.grep '^i' selects lines that starts with i (installed package)cut d\| -f3 selects third field after cutting line at delimited |sudo zypper -n remove on the output.On older version of zypper, following script may be useful.
https://github.com/dilawar/Scripts/blob/master/zypper_autoremove.sh
zypper is not the most container-friendly package manager out there. There is a --non-interactive global option that silences the prompts and assumes suitable defaults, but it doesn’t always work, for example, when you add a repository and import the keys. See more here
How to use zypper in bash scripts for someone coming from apt-get?
Following works for me and I use this pattern in all of my openSUSE based containers.
FROM opensuse/leap:15.4
RUN zypper --non-interactive --quiet addrepo --refresh \
https://download.opensuse.org/repositories/devel:languages:rust/15.4/devel:languages:rust.repo
RUN zypper --non-interactive --gpg-auto-import-keys refresh
RUN zypper --non-interactive install \
--allow-vendor-change \
osc obs-service-cargo_vendor obs-service-recompress obs-service-tar_scm \
&& zypper clean --all
This is based on the following answer.
How to use zypper in bash scripts for someone coming from apt-get?