sonic-buildimage/dockers/docker-dhcp-server/Dockerfile.j2

{% from "dockers/dockerfile-macros.j2" import install_debian_packages, install_python_wheels, copy_files %}
FROM docker-config-engine-bullseye-{{DOCKER_USERNAME}}:{{DOCKER_USERTAG}}

ARG docker_container_name
ARG image_version
RUN [ -f /etc/rsyslog.conf ] && sed -ri "s/%syslogtag%/$docker_container_name#%syslogtag%/;" /etc/rsyslog.conf

## Make apt-get non-interactive
ENV DEBIAN_FRONTEND=noninteractive

# Pass the image_version to container
ENV IMAGE_VERSION=$image_version

RUN apt-get update &&       \
    apt-get install -f -y   \
        tcpdump             \
        python3-dev         \
# For kea build environment
        automake            \
        libtool             \
        pkg-config          \
        build-essential     \
        ccache              \
# For kea dependancies
        libboost-dev        \
        libboost-system-dev \
        liblog4cplus-dev    \
        libssl-dev

# Install kea from source
RUN apt-get install -f -y devscripts
RUN mkdir kea && cd kea && dget -u http://deb.debian.org/debian/pool/main/i/isc-kea/isc-kea_2.2.0-6.dsc
RUN cd /kea/isc-kea-2.2.0 && autoreconf --install && ./configure --disable-FEATURE \
    --enable-static=no --disable-install-configurations --enable-pgsql-ssl=no --with-PACKAGE=no \
    && make -j$(nproc) && make install
# Create run folder for kea
RUN mkdir -p /run/kea
# Create config folder for kea
RUN mkdir -p /etc/kea
# Remove stuff we don't need to reduce image size
RUN cd /usr/local/lib && rm -v *.la && rm -v kea/hooks/*.la
# Strip debug symbols to reduce file size of binaries
Run find /usr/local/sbin/ /usr/local/lib/ -type f -exec strip --strip-unneeded {} \;
# Remove source code
RUN rm -rf /kea
RUN echo "/usr/local/lib/kea/hooks" > /etc/ld.so.conf.d/kea.conf && \
    ldconfig
# Remove sbin we don't need
RUN cd /usr/local/sbin && rm -f kea-admin kea-ctrl-agent kea-dhcp-ddns kea-dhcp6 keactrl
# Remove hook lib we don't need
RUN cd /usr/local/lib/kea/hooks && rm -f libdhcp_bootp.so libdhcp_flex_option.so libdhcp_stat_cmds.so
RUN pip3 install psutil
# TODO issue on remote rsyslog server in non-host container
RUN rm -f /etc/supervisor/conf.d/containercfgd.conf

{% if docker_dhcp_server_debs.strip() -%}
# Copy locally-built Debian package dependencies
{{ copy_files("debs/", docker_dhcp_server_debs.split(' '), "/debs/") }}

# Install locally-built Debian packages and implicitly install their dependencies
{{ install_debian_packages(docker_dhcp_server_debs.split(' ')) }}
{%- endif %}

{% if docker_dhcp_server_whls.strip() %}
# Copy locally-built Python wheel dependencies
{{ copy_files("python-wheels/", docker_dhcp_server_whls.split(' '), "/python-wheels/") }}

# Install locally-built Python wheel dependencies
{{ install_python_wheels(docker_dhcp_server_whls.split(' ')) }}
{% endif %}

# Remove build stuff we don't need
RUN apt-get remove -y devscripts    \
                automake            \
                libtool             \
                pkg-config          \
                build-essential     \
                python3-dev         \
                ccache

RUN apt-get clean -y        && \
    apt-get autoclean -y    && \
    apt-get autoremove -y   && \
    rm -rf /debs

COPY ["docker_init.sh", "start.sh", "/usr/bin/"]
COPY ["supervisord.conf", "/etc/supervisor/conf.d/"]
COPY ["files/supervisor-proc-exit-listener", "/usr/bin"]
COPY ["port-name-alias-map.txt.j2", "rsyslog/rsyslog.conf.j2", "kea-dhcp4.conf.j2", "/usr/share/sonic/templates/"]
COPY ["critical_processes", "/etc/supervisor/"]
COPY ["lease_update.sh", "/etc/kea/"]
COPY ["kea-dhcp4-init.conf", "/etc/kea/kea-dhcp4.conf"]
COPY ["cli", "/cli/"]
COPY ["rsyslog/default.conf", "/etc/rsyslog.d"]

ENTRYPOINT ["/usr/bin/docker_init.sh"]