ARG ImageVersion

FROM rockylinux/rockylinux:$ImageVersion-ubi
LABEL summary="Rocky Linux UBI init image" \
      description="This image is designed to run an init system as PID 1 for running multi-services inside a container." \
      usage="Do not use directly. Use as a base image for daemons. Install chosen packages and 'systemctl enable' them." \
      maintainer="Magauer Lukas <lukas@magauer.eu>"

CMD ["/sbin/init"]

STOPSIGNAL SIGRTMIN+3

#TODO: this is a workaround until the ubi image has systemd in it again
RUN dnf -y install systemd

#mask systemd-machine-id-commit.service - partial fix for https://bugzilla.redhat.com/show_bug.cgi?id=1472439
RUN systemctl mask systemd-remount-fs.service dev-hugepages.mount sys-fs-fuse-connections.mount systemd-logind.service getty.target console-getty.service systemd-udev-trigger.service systemd-udevd.service systemd-random-seed.service systemd-machine-id-commit.service

RUN dnf -y install procps-ng && dnf clean all; rm -rf /var/cache /var/log/dnf* /var/log/yum.*