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images: ubuntu: Add 23.04 Lunar image

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Signed-off-by: Ievgen Popovych <jmennius@gmail.com>

https://github.com/containers/toolbox/pull/1292
This commit is contained in:
Ievgen Popovych 2023-04-15 19:58:12 +03:00 committed by Debarshi Ray
parent 10b39a6a12
commit 3cfb6bf888
2 changed files with 54 additions and 0 deletions
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FROM docker.io/library/ubuntu:23.04
LABEL com.github.containers.toolbox="true" \
name="ubuntu-toolbox" \
version="23.04" \
usage="This image is meant to be used with the toolbox command" \
summary="Base image for creating Ubuntu toolbox containers" \
maintainer="Ievgen Popovych <jmennius@gmail.com>"
# Remove apt configuration optimized for containers
# Remove docker-gzip-indexes to help with "command-not-found"
RUN rm /etc/apt/apt.conf.d/docker-gzip-indexes /etc/apt/apt.conf.d/docker-no-languages
# Enable myhostname nss plugin for clean hostname resolution without patching
# hosts (at least for sudo), add it right after 'files' entry. We expect that
# this entry is not present yet. Do this early so that package postinst (which
# adds it too late in the order) skips this step
RUN sed -Ei 's/^(hosts:.*)(\<files\>)\s*(.*)/\1\2 myhostname \3/' /etc/nsswitch.conf
# Restore documentation but do not upgrade all packages
# Install ubuntu-minimal & ubuntu-standard
# Install extra packages as well as libnss-myhostname
COPY extra-packages /
RUN sed -Ei '/apt-get (update|upgrade)/s/^/#/' /usr/local/sbin/unminimize && \
apt-get update && \
yes | /usr/local/sbin/unminimize && \
DEBIAN_FRONTEND=noninteractive apt-get -y install \
ubuntu-minimal ubuntu-standard \
libnss-myhostname \
flatpak-xdg-utils \
$(cat extra-packages | xargs) && \
rm -rd /var/lib/apt/lists/*
RUN rm /extra-packages
# Fix empty bind-mount to clear selinuxfs (see #337)
RUN mkdir /usr/share/empty
# Add flatpak-spawn to /usr/bin
RUN ln -s /usr/libexec/flatpak-xdg-utils/flatpak-spawn /usr/bin/
# Having anything in /home prevents toolbox from symlinking /var/home there,
# and 'ubuntu' user with UID 1000 will most likely conflict with host user as well
RUN userdel --remove ubuntu
# Disable APT ESM hook which tries to enable some systemd services on each apt invocation
RUN rm /etc/apt/apt.conf.d/20apt-esm-hook.conf

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curl
git
gnupg2
keyutils
tree
unzip
zip
zsh