Dockerfile.base.os

ARG ELEMENTAL_TOOLKIT
ARG UBUNTU_REPO
ARG UBUNTU_VERSION

FROM ${ELEMENTAL_TOOLKIT} AS toolkit

FROM ${UBUNTU_REPO}:${UBUNTU_VERSION} AS os

ENV VERSION=${UBUNTU_VERSION}
ARG ELEMENTAL_REPO
ARG ELEMENTAL_TAG

# Base tools
RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
    ca-certificates \
    curl \
    gpg \
    gpgconf

# Snapper repo
RUN echo 'deb http://download.opensuse.org/repositories/filesystems:/snapper/xUbuntu_24.04/ /' > /etc/apt/sources.list.d/filesystems:snapper.list
RUN curl -fsSL https://download.opensuse.org/repositories/filesystems:snapper/xUbuntu_24.04/Release.key | gpg --dearmor > /etc/apt/trusted.gpg.d/filesystems_snapper.gpg

# install kernel, systemd, dracut, grub2 and other required tools
RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y --no-install-recommends \
    linux-generic \
    dmsetup \
    dracut-core \
    dracut-network \
    dracut-live \
    dracut-squash \
    grub2-common \
    grub-efi-amd64 \
    shim \
    shim-signed \
    haveged \
    systemd \
    systemd-sysv \
    systemd-timesyncd \
    systemd-resolved \
    openssh-server \
    openssh-client \
    tzdata \
    parted \
    e2fsprogs \
    dosfstools \
    mtools \
    xorriso \
    findutils \
    gdisk \
    rsync \
    squashfs-tools \
    lvm2 \
    vim \
    less \
    sudo \
    iproute2 \
    dbus-daemon \
    patch \
    netplan.io \
    locales \
    kbd \
    podman \
    btrfs-progs \
    btrfsmaintenance \
    xz-utils \
    snapper && \
    apt-get clean && rm -rf /var/lib/apt/lists/*

# Add a bunch of system files
COPY files/ /

# Hack to prevent systemd-firstboot failures while setting keymap, this is known
# Debian issue (T_T) https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=790955
ARG KBD=2.6.4
RUN curl -L https://mirrors.edge.kernel.org/pub/linux/utils/kbd/kbd-${KBD}.tar.xz --output kbd-${KBD}.tar.xz && \
    tar xaf kbd-${KBD}.tar.xz && mkdir -p /usr/share/keymaps && cp -Rp kbd-${KBD}/data/keymaps/* /usr/share/keymaps/

# Symlink grub2-editenv
RUN ln -sf /usr/bin/grub-editenv /usr/bin/grub2-editenv

# Just add the elemental cli
COPY --from=toolkit /usr/bin/elemental /usr/bin/elemental

# Enable essential services
RUN systemctl enable systemd-networkd.service

# Enable /tmp to be on tmpfs
RUN cp /usr/share/systemd/tmp.mount /etc/systemd/system

# Generate en_US.UTF-8 locale, this the locale set at boot by
# the default cloud-init
RUN locale-gen --lang en_US.UTF-8

# Add default snapshotter setup
ADD snapshotter.yaml /etc/elemental/config.d/snapshotter.yaml

# # Generate initrd with required elemental services
# RUN elemental --debug init -f

# Update os-release file with some metadata
RUN echo IMAGE_REPO=\"${ELEMENTAL_REPO}\"             >> /etc/os-release && \
    echo IMAGE_TAG=\"${ELEMENTAL_TAG}\"           >> /etc/os-release && \
    echo IMAGE=\"${ELEMENTAL_REPO}:${ELEMENTAL_TAG}\"       >> /etc/os-release && \
    echo TIMESTAMP="`date +'%Y%m%d%H%M%S'`" >> /etc/os-release && \
    echo GRUB_ENTRY_NAME=\"Elemental\"      >> /etc/os-release

# Adding specific network configuration based on netplan
ADD 05_network.yaml /system/oem/05_network.yaml

# Arrange bootloader binaries into /usr/lib/elemental/bootloader
# this way elemental installer can easily fetch them
RUN mkdir -p /usr/lib/elemental/bootloader && \
    cp /usr/lib/grub/x86_64-efi-signed/grubx64.efi.signed /usr/lib/elemental/bootloader/grubx64.efi && \
    cp /usr/lib/shim/shimx64.efi.signed.latest /usr/lib/elemental/bootloader/shimx64.efi && \
    cp /usr/lib/shim/mmx64.efi /usr/lib/elemental/bootloader/mmx64.efi


# Rebuild initrd to setup dracut with the boot configurations
RUN elemental init --force elemental-rootfs,elemental-sysroot,grub-config,dracut-config,cloud-config-essentials,elemental-setup,boot-assessment

# Good for validation after the build
CMD ["/bin/bash"]