ARG OS_VERSION=9.5

FROM docker.io/almalinux:${OS_VERSION} AS builder

RUN mkdir -p /mnt/rootfs; \
    dnf install --installroot /mnt/rootfs \
        coreutils-single \
        glibc-minimal-langpack \
        --releasever 9 --setopt install_weak_deps=false --nodocs -y; \
    dnf --installroot /mnt/rootfs clean all;

# Additional hacks for kickstart file and backward compatable support
RUN rm -rf /mnt/rootfs/var/cache/dnf /mnt/rootfs/var/log/dnf* /mnt/rootfs/var/lib/dnf /mnt/rootfs/var/log/yum.* /mnt/rootfs/var/lib/rpm/* ; \
    /bin/date +%Y%m%d_%H%M > /mnt/rootfs/etc/BUILDTIME ;  \
    echo '%_install_langs C.utf8' > /mnt/rootfs/etc/rpm/macros.image-language-conf; \
    echo 'LANG="C.utf8"' >  /mnt/rootfs/etc/locale.conf; \
    echo 'container' > /mnt/rootfs/etc/dnf/vars/infra; \
    rm -f /mnt/rootfs/etc/machine-id; \
    touch /mnt/rootfs/etc/machine-id; \
    touch /mnt/rootfs/etc/resolv.conf; \
    touch /mnt/rootfs/etc/hostname; \
    touch /mnt/rootfs/etc/.pwd.lock; \
    chmod 600 /mnt/rootfs/etc/.pwd.lock; \
    rm -rf /mnt/rootfs/usr/share/locale/en* /mnt/rootfs/boot /mnt/rootfs/dev/null /mnt/rootfs/var/log/hawkey.log \
           /mnt/rootfs/usr/share/zoneinfo /mnt/rootfs/usr/share/licenses/* \
           /mnt/rootfs/etc/yum.repos.d ; \
    echo '0.000000 1728971976 0.000000' > /mnt/rootfs/etc/adjtime; \
    echo '1728971976' >> /mnt/rootfs/etc/adjtime; \
    echo 'LOCAL' >> /mnt/rootfs/etc/adjtime; \
    # echo '# This file has been generated by the Anaconda Installer.' > /mnt/rootfs/etc/sysconfig/sshd-permitrootlogin ;\
    # echo '# Allow root to log in using ssh. Remove this file to opt-out.' >> /mnt/rootfs/etc/sysconfig/sshd-permitrootlogin ;\
    # echo 'PERMITROOTLOGIN="-oPermitRootLogin=yes"' >> /mnt/rootfs/etc/sysconfig/sshd-permitrootlogin ;\
    echo 'KEYMAP="us"' > /mnt/rootfs/etc/vconsole.conf; \
    echo 'FONT="eurlatgr"' >> /mnt/rootfs/etc/vconsole.conf; \
    mkdir -p /mnt/rootfs/run/lock; \
    cp ../usr/share/zoneinfo/Asia/Jakarta /mnt/rootfs/etc/localtime ; \
    echo "appuser:x:10000:" >> /mnt/rootfs/etc/group ; \
    echo "appuser:x:10000:10000:appuser:/app:/bin/sh" >> /mnt/rootfs/etc/passwd ; \
    echo "appuser:!!:20070::::::" >> /mnt/rootfs/etc/shadow;

FROM scratch

ARG OS_VERSION=9.5

ENV LANG=C.utf8

LABEL maintainer="Muhamad Aditya Prima <aprimediet@gmail.com>"
LABEL name="almalinux-micro"
LABEL version="${OS_VERSION}"
LABEL distribution-scope="public"

#labels for container catalog
LABEL summary="Almalinux 9 micro container image"
LABEL description="Provide latest release of micro Almalinux 9 container base image"
LABEL io.k8s.description="Very small almalinux 9 based image which doesn't install package manager"
LABEL io.k8s.display-name="Almalinux 9 Micro"

COPY --from=builder /mnt/rootfs /

RUN mkdir -p /app; \
    chmod 700 /app; \
    chown -R 10000:10000 /app;

USER appuser
WORKDIR /app

CMD ["/bin/sh"]