FROM gentoo/stage3-amd64:20190829

VOLUME /var/cache/binpkgs

RUN emerge --sync && \
    emerge -1 portage

#Pre-build configuration could be here
#RUN touch /etc/init.d/functions.sh && \
#  echo 'PYTHON_TARGETS="${PYTHON_TARGETS} python3_6"' >> /etc/portage/make.conf && \
#  echo 'PYTHON_SINGLE_TARGET="python3_6"' >> /etc/portage/make.conf

# Install mandatory packages
RUN emerge -1 -U =gcc-8.3.0* distcc dev-vcs/git dev-vcs/bzr app-portage/layman app-portage/gentoolkit app-portage/eix app-misc/mc dev-libs/libxml2 net-ftp/lftp

# Adapt configuration
RUN \
    mkdir /darklin && \
    cd /darklin	&& \
    git clone http://darksoft.org/git/csa/devops/darkconf/gentoo.git && \
    git clone http://darksoft.org/git/csa/devops/darkconf/darklin4.git && \
    \
    # Configuring paths
    rm -rf /etc/portage && rm -f /etc/make.conf && \
    ln -s /darklin/gentoo /etc/portage && \
    ln -s /etc/portage/extraconf/remote.conf /etc/make.conf && \
    mkdir -p /Image/My/DarkLin/ && \
    ln -s /darklin/darklin4 /Image/My/DarkLin/portage && \
    ln -s /var/db/repos/gentoo /usr/portage && \
    ln -s /var/cache/distfiles /usr/portage/distfiles && \
    \
    # Fixing layman and local portage
    rm -f /var/lib/layman/installed.xml && \
    mkdir -p /usr/local/portage/profiles && \
    mkdir -p /usr/local/portage/metadata && \
    echo "masters = gentoo" > /usr/local/portage/metadata/layout.conf && \
    echo "local" > /usr/local/portage/profiles/repo_name && \
    bash /etc/portage/scripts/bootstrap/layman_reinit.sh && \
    \
    # Skip binary packages
    rm -f /etc/portage/sets/desktop-apps-bin && \
    # Adjusting for legacy packets
    rm -f /etc/portage/sets/legacy && \
    rm -f /etc/portage/package.keywords/skip.keywords && \
    rm -f /etc/portage/package.keywords/xdeps-perl* && \
    rm -f /etc/portage/package.keywords/xdeps-firefox* && \
    bash /etc/portage/scripts/gen-world-sets
 
CMD ["bash"]