Dockerfile.base

# Use it to generate a base image.
# Expensive to build but rare.
FROM alpine:3.9

ARG S6_VERSION=v1.22.0.0

WORKDIR /srv/www

COPY requirements.txt .

RUN apk add -U curl nano && \
    curl -sL https://github.com/just-containers/s6-overlay/releases/download/${S6_VERSION}/s6-overlay-amd64.tar.gz -o /tmp/s6.tgz && \
    tar xzf /tmp/s6.tgz -C / && \
    rm -f /tmp/s6.tgz && \
    apk add --update --no-cache \
        python3 && \
    ln -sf /usr/bin/python3 /usr/bin/python && \
    ln -sf /usr/bin/pip3 /usr/bin/pip && \
    python -m ensurepip && \
    rm -r /usr/lib/python*/ensurepip && \
    pip install --upgrade pip setuptools && \
    apk add -U --virtual .build-dependencies \
        build-base \
        freetype-dev \
        gfortran \
        jpeg-dev \
        lapack \
        lapack-dev \
        libpng-dev \
        postgresql-dev \
        python3-dev \
        zlib-dev && \
    pip install gunicorn && \
    pip install -r requirements.txt && \
    apk del .build-dependencies && \
    apk add -U \
        freetype \
        lapack \
        libpq \
        libstdc++&& \
    rm -r /root/.cache && \
    rm -rf /var/lib/apk/*