FROM python:3.6-stretch as base

RUN apt-get update
RUN apt-get install -y --no-install-recommends \
    build-essential git make gcc libtool libmhash-dev asciidoc

# Install deps
RUN pip install snakeoil

RUN pip install git+https://github.com/dol-sen/pyDeComp

# Clone catalyst repository
RUN git clone https://anongit.gentoo.org/git/proj/catalyst.git catalyst

# Build and install catalyst
WORKDIR /catalyst
RUN make && python -m setup install

# Get and uncompress shash
WORKDIR /
RUN wget ftp://mcrypt.hellug.gr/pub/mcrypt/shash/shash-0.2.6.tar.gz \
    && tar xvzf shash-0.2.6.tar.gz

# Build shash
WORKDIR shash-0.2.6
RUN cp /usr/share/libtool/build-aux/missing ./ \
    && ./configure --build=i686-pc-linux && make && make install

WORKDIR /

FROM python:3.6-alpine as base

RUN apk add coreutils

COPY --from=base /usr/local/lib/python3.6/site-packages/snakeoil* \
                 /usr/local/lib/python3.6/site-packages/

COPY --from=base /usr/local/lib/python3.6/site-packages/DeComp* \
                 /usr/local/lib/python3.6/site-packages/

COPY --from=base /usr/local/bin/shash /usr/local/bin/shash

COPY --from=base /usr/local/lib/python3.6/site-packages/catalyst* \
                 /usr/local/lib/python3.6/site-packages/

COPY --from=base /usr/share/catalyst /usr/share

COPY --from=base /etc/catalyst /etc/

# Override Stage3 preclean to add perl-cleaner invocation
COPY stage3-preclean-chroot.sh \
    /usr/share/catalyst/targets/stage3/stage3-preclean-chroot.sh

# Volume for catalyst generated files
VOLUME /var/lib/catalyst

# Volume for downloaded distfiles
VOLUME /var/cache/portage/distfiles

# Volume for generated packages
VOLUME /var/cache/portage/packages

# The entrypoint…
COPY entrypoint.sh entrypoint.sh

# ... to be called
CMD /entrypoint.sh