FROM ubuntu:16.04

############ common to lms & cms

# Install system requirements
RUN apt update && \
  apt upgrade -y && \
  # Global requirements
  apt install -y language-pack-en git python-virtualenv build-essential software-properties-common curl git-core libxml2-dev libxslt1-dev python-pip libmysqlclient-dev python-apt python-dev libxmlsec1-dev libfreetype6-dev swig gcc g++ && \
  # openedx requirements
  apt install -y gettext gfortran graphviz graphviz-dev libffi-dev libfreetype6-dev libgeos-dev libjpeg8-dev liblapack-dev libpng12-dev libsqlite3-dev libxml2-dev libxmlsec1-dev libxslt1-dev nodejs npm ntp pkg-config && \
  # Our requirements
  apt install -y mysql-client

# Install symlink so that we have access to 'node' binary without virtualenv.
# This replaces the "nodeenv" install.
RUN apt install -y nodejs-legacy

# Static assets will reside in /openedx/data, themes in /openedx/themes and
# edx-platform will be checked-out in /openedx/
RUN mkdir /openedx /openedx/data /openedx/themes /openedx/edx-platform
WORKDIR /openedx/edx-platform

## Checkout edx-platform code
ARG EDX_PLATFORM_REPOSITORY=https://github.com/edx/edx-platform.git
ARG EDX_PLATFORM_VERSION=open-release/hawthorn.2
RUN git clone $EDX_PLATFORM_REPOSITORY --branch $EDX_PLATFORM_VERSION --depth 1 .

# Install python requirements (clone source repos in a separate dir, otherwise
# will be overwritten when we mount edx-platform)
ENV NO_PYTHON_UNINSTALL 1
RUN pip install --src ../venv/src -r requirements/edx/base.txt
RUN pip install --src ../venv/src -r requirements/edx/development.txt

# Install patched version of ora2
RUN pip uninstall -y ora2 && \
    pip install --src ../venv/src git+https://github.com/regisb/edx-ora2.git@open-release/hawthorn.2#egg=ora2==2.1.17

# Install nodejs requirements
RUN npm install
ENV PATH ./node_modules/.bin:${PATH}

# Some parts of assets collection can be run without relying on specific
# settings, nor mounting the staticfiles/ folder
RUN xmodule_assets common/static/xmodule
RUN python -c "import pavelib.assets; pavelib.assets.process_npm_assets()"

# Link configuration files to common /openedx/config folder, which should later
# be mounted as a volume. Note that this image will not be functional until
# config files have been mounted inside the container
RUN mkdir /openedx/config
RUN ln -s /openedx/config/universal/lms/ /openedx/edx-platform/lms/envs/universal \
  && ln -s /openedx/config/universal/cms/ /openedx/edx-platform/cms/envs/universal
RUN ln -s /openedx/config/lms.env.json /openedx/ \
  && ln -s /openedx/config/cms.env.json /openedx/ \
  && ln -s /openedx/config/lms.auth.json /openedx/ \
  && ln -s /openedx/config/cms.auth.json /openedx/

# Download extra locales
RUN cd /tmp \
    && curl -L -o openedx-i18n.tar.gz https://github.com/regisb/openedx-i18n/archive/hawthorn.tar.gz \
    && tar xzf /tmp/openedx-i18n.tar.gz \
    && cp -r openedx-i18n-hawthorn/edx-platform/locale/* /openedx/edx-platform/conf/locale/ \
    && rm -rf openedx-i18n*

# Dockerize will be useful to wait for mysql DB availability
ENV DOCKERIZE_VERSION v0.6.1
RUN curl -L -o dockerize.tar.gz https://github.com/jwilder/dockerize/releases/download/$DOCKERIZE_VERSION/dockerize-linux-amd64-$DOCKERIZE_VERSION.tar.gz \
    && tar -C /usr/local/bin -xzvf dockerize.tar.gz \
    && rm dockerize.tar.gz

# Install private requirements as late as possible, so they can be modified frequently
COPY ./requirements/ /tmp/requirements
RUN touch /tmp/requirements/private.txt && pip install --src ../venv/src -r /tmp/requirements/private.txt

# Copy convenient scripts
COPY ./bin/docker-entrypoint.sh /usr/local/bin/

# service variant is "lms" or "cms"
ENV SERVICE_VARIANT lms
ENV SETTINGS universal.production
ENV STATIC_ROOT_LMS /openedx/data/staticfiles
ENV STATIC_ROOT_CMS /openedx/data/staticfiles/studio 

# Entrypoint will fix permissiosn of all files and run commands as openedx
ENTRYPOINT ["docker-entrypoint.sh"]

# Run server
EXPOSE 8000
CMD gunicorn --name ${SERVICE_VARIANT} --bind=0.0.0.0:8000 --max-requests=1000 ${SERVICE_VARIANT}.wsgi:application