FROM python:3.8.0-slim@sha256:7df1fd6bb894e03b488c01fd05eaa4dd677f5b57d800c209f7f0af9867137df9

# Set the environment variables
ENV PYTHONDONTWRITEBYTECODE=1 \
    PYTHONUNBUFFERED=1 \
    PIP_DISABLE_PIP_VERSION_CHECK=1 \
    # Kuma Pipeline definitions
    PIPELINE_CSS_COMPRESSOR=kuma.core.pipeline.cleancss.CleanCSSCompressor \
    PIPELINE_CLEANCSS_BINARY=/usr/local/bin/cleancss \
    PIPELINE_CLEANCSS_ARGUMENTS="-O1 --skip-rebase" \
    PIPELINE_JS_COMPRESSOR=pipeline.compressors.uglifyjs.UglifyJSCompressor \
    PIPELINE_SASS_BINARY=/usr/local/bin/node-sass \
    PIPELINE_UGLIFYJS_BINARY=/usr/local/bin/uglifyjs \
    # gunicorn concurrency
    WEB_CONCURRENCY=4

RUN set -x \
    && apt-get update \
    && apt-get install -y --no-install-recommends \
        curl \
        gpg \
        dirmngr \
        libsasl2-modules \
        gettext \
        mime-support \
        build-essential \
        libtidy-dev \
        libxml2-dev \
        libxslt1-dev \
        libffi-dev \
        libjpeg-dev \
        libmagic-dev \
        default-libmysqlclient-dev \
        default-mysql-client \
    && rm -rf /var/lib/apt/lists/*

# ----------------------------------------------------------------------------
# add node.js 10.x, copied from:
#     https://github.com/nodejs/docker-node/blob/master/12/stretch/Dockerfile
# but with:
#  The NODE_VERSION environment variable is set above
#  The node user gets uid/gid 1001 rather than 1000
# ----------------------------------------------------------------------------

RUN groupadd --gid 1001 node \
  && useradd --uid 1001 --gid node --shell /bin/bash --create-home node

ENV NODE_VERSION 12.16.3

RUN ARCH= && dpkgArch="$(dpkg --print-architecture)" \
  && case "${dpkgArch##*-}" in \
    amd64) ARCH='x64';; \
    ppc64el) ARCH='ppc64le';; \
    s390x) ARCH='s390x';; \
    arm64) ARCH='arm64';; \
    armhf) ARCH='armv7l';; \
    i386) ARCH='x86';; \
    *) echo "unsupported architecture"; exit 1 ;; \
  esac \
  # gpg keys listed at https://github.com/nodejs/node#release-keys
  && set -ex \
  && for key in \
    94AE36675C464D64BAFA68DD7434390BDBE9B9C5 \
    FD3A5288F042B6850C66B31F09FE44734EB7990E \
    71DCFD284A79C3B38668286BC97EC7A07EDE3FC1 \
    DD8F2338BAE7501E3DD5AC78C273792F7D83545D \
    C4F0DFFF4E8C1A8236409D08E73BC641CC11F4C8 \
    B9AE9905FFD7803F25714661B63B535A4C206CA9 \
    77984A986EBC2AA786BC0F66B01FBB92821C587A \
    8FCCA13FEF1D0C2E91008E09770F7A9A5AE15600 \
    4ED778F539E3634C779C87C6D7062848A1AB005C \
    A48C2BEE680E841632CD4E44F07496B3EB3C1762 \
    B9E2F5981AA6E0CD28160D9FF13993A75599653C \
  ; do \
    gpg --batch --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys "$key" || \
    gpg --batch --keyserver hkp://ipv4.pool.sks-keyservers.net --recv-keys "$key" || \
    gpg --batch --keyserver hkp://pgp.mit.edu:80 --recv-keys "$key" ; \
  done \
  && curl -fsSLO --compressed "https://nodejs.org/dist/v$NODE_VERSION/node-v$NODE_VERSION-linux-$ARCH.tar.xz" \
  && curl -fsSLO --compressed "https://nodejs.org/dist/v$NODE_VERSION/SHASUMS256.txt.asc" \
  && gpg --batch --decrypt --output SHASUMS256.txt SHASUMS256.txt.asc \
  && grep " node-v$NODE_VERSION-linux-$ARCH.tar.xz\$" SHASUMS256.txt | sha256sum -c - \
  && tar -xJf "node-v$NODE_VERSION-linux-$ARCH.tar.xz" -C /usr/local --strip-components=1 --no-same-owner \
  && rm "node-v$NODE_VERSION-linux-$ARCH.tar.xz" SHASUMS256.txt.asc SHASUMS256.txt \
  && ln -s /usr/local/bin/node /usr/local/bin/nodejs \
  # smoke tests
  && node --version \
  && npm --version

ENV YARN_VERSION 1.22.4

RUN set -ex \
  && for key in \
    6A010C5166006599AA17F08146C2130DFD2497F5 \
  ; do \
    gpg --batch --keyserver hkp://p80.pool.sks-keyservers.net:80 --recv-keys "$key" || \
    gpg --batch --keyserver hkp://ipv4.pool.sks-keyservers.net --recv-keys "$key" || \
    gpg --batch --keyserver hkp://pgp.mit.edu:80 --recv-keys "$key" ; \
  done \
  && curl -fsSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz" \
  && curl -fsSLO --compressed "https://yarnpkg.com/downloads/$YARN_VERSION/yarn-v$YARN_VERSION.tar.gz.asc" \
  && gpg --batch --verify yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
  && mkdir -p /opt \
  && tar -xzf yarn-v$YARN_VERSION.tar.gz -C /opt/ \
  && ln -s /opt/yarn-v$YARN_VERSION/bin/yarn /usr/local/bin/yarn \
  && ln -s /opt/yarn-v$YARN_VERSION/bin/yarnpkg /usr/local/bin/yarnpkg \
  && rm yarn-v$YARN_VERSION.tar.gz.asc yarn-v$YARN_VERSION.tar.gz \
  # smoke test
  && yarn --version
# ----------------------------------------------------------------------------

# add non-privileged user
RUN useradd --uid 1000 --shell /bin/bash --create-home kuma \
    && mkdir -p app \
    && chown kuma:kuma /app \
    && chmod 775 /app

# install Python libraries
WORKDIR /app
COPY --chown=kuma:kuma ./pyproject.toml ./poetry.lock /app/
RUN pip install poetry~=1.0.0b9 \
    && POETRY_VIRTUALENVS_CREATE=false poetry install --no-root \
    && rm -rf ~/.cache/pip ~/.cache/pypoetry/cache

# install Node.js tools
# config files are symlinks to make updating easier
COPY --chown=kuma:kuma ./package.json ./yarn.lock /app/
RUN mkdir /tools \
    && chown kuma:kuma /tools \
    && chmod 775 /tools
WORKDIR /tools
USER kuma
RUN ln -s /app/package.json /tools \
    && ln -s /app/yarn.lock /tools \
    && yarn
USER root
RUN find /tools/node_modules/.bin/ -executable -type f -o -type l -exec ln -s {} /usr/local/bin/ \;
ENV NODE_PATH=/tools/node_modules

# setup default run parameters
USER kuma
WORKDIR /app
EXPOSE 8000