FROM docker.io/alpine:latest
COPY ./containers.conf /containers.conf
COPY ./containers-user.conf /containers-user.conf
RUN sed -i 's|dl-cdn\.alpinelinux\.org/alpine|alpine.sakamoto.pl/alpine|g' /etc/apk/repositories &&\
    apk add --no-cache podman git bash curl tree fuse-overlayfs openssh-client-default ucpp &&\
    ln -s /usr/bin/ucpp /usr/local/bin/ucpp &&\
    adduser -D podman -u 1000 &&\
    echo 'podman:1:999' > /etc/subuid &&\
    echo 'podman:1001:64535' >> /etc/subuid &&\
    cp /etc/subuid /etc/subguid &&\
    ln -s /usr/local/bin/podman /usr/bin/docker &&\
    mkdir -p /home/podman/.config/containers &&\
    mkdir -p /home/podman/.local/share/containers &&\
    mv /containers.conf /etc/containers/containers.conf &&\
    mv /containers-user.conf /home/podman/.config/containers/containers.conf &&\
    chown podman:podman -R /home/podman &&\
    chmod 644 /etc/containers/containers.conf &&\
    sed -e 's|^#mount_program|mount_program|g' \
        -e '/additionalimage.*/a "/var/lib/shared",' \
        -e 's|^mountopt[[:space:]]*=.*$|mountopt = "nodev,fsync=0"|g' \
        /usr/share/containers/storage.conf > /etc/containers/storage.conf &&\
    printf '/run/secrets/etc-pki-entitlement:/run/secrets/etc-pki-entitlement\n/run/secrets/rhsm:/run/secrets/rhsm\n' > /etc/containers/mounts.conf &&\
    mkdir -p /var/lib/shared/overlay-images \
             /var/lib/shared/overlay-layers \
             /var/lib/shared/vfs-images \
             /var/lib/shared/vfs-layers &&\
    touch /var/lib/shared/overlay-images/images.lock \
          /var/lib/shared/overlay-layers/layers.lock \
          /var/lib/shared/vfs-images/images.lock \
          /var/lib/shared/vfs-layers/layers.lock \

ENV _CONTAINERS_USERNS_CONFIGURED="" BUILDAH_ISOLATION="chroot"
VOLUME /var/lib/containers/storage
VOLUME /home/podman/.local/share/containers
ENTRYPOINT [ "/bin/bash" ]