Dockerfile

FROM        python:3.6-alpine

# Build args:
ARG         REQUIREMENTS_FILE=/build/requirements/base.txt

# Copy in your requirements folder:
ADD         requirements /build/requirements/

# Install runtime, build & python dependencies:
RUN         set -ex \
            && apk update \
            && apk add --no-cache \
                # postgres
                libpq \
                postgresql-client \
                # pillow
                jpeg-dev \
                zlib-dev \
                # misc
                make \
            && apk add --no-cache --virtual .build-deps \
                gcc \
                git \
                libc-dev \
                linux-headers \
                musl-dev \
                postgresql-dev \
                python3-dev \
            && pip install --no-cache-dir -r $REQUIREMENTS_FILE \
            && apk del .build-deps

# Copy your application code to the container:
RUN         mkdir /code/
WORKDIR     /code/
ADD         . /code/

# Upload perms:
RUN         chmod -Rf 777 /code/public/media

# Add any custom, static environment variables needed by Django:
ENV         PYTHONUNBUFFERED=1 \
            DJANGO_SETTINGS_MODULE=app.settings \
            SECRET_KEY='***** change me *****' \
            ALLOWED_HOSTS=* \
            RDS_HOSTNAME=db \
            RDS_PORT=5432 \
            RDS_DB_NAME=postgres \
            RDS_USERNAME=postgres \
            RDS_PASSWORD=password \
            EMAIL_HOST=mail \
            EMAIL_PORT=1025 \
            EMAIL_HOST_USER=user \
            EMAIL_HOST_PASSWORD=password

# uWSGI configuration:
ENV         UWSGI_WSGI_FILE=app/wsgi.py \
            UWSGI_HTTP=:8000 \
            UWSGI_MASTER=1 \
            UWSGI_WORKERS=2 \
            UWSGI_THREADS=8 \
            UWSGI_UID=1000 \
            UWSGI_GID=2000 \
            UWSGI_LAZY_APPS=1 \
            UWSGI_WSGI_ENV_BEHAVIOR=holy

# Docker entrypoint:
ENV         DJANGO_MANAGEPY_MIGRATE=on \
            DJANGO_MANAGEPY_COLLECTSTATIC=on

ENTRYPOINT  ["/code/docker-entrypoint.sh"]

# Start uWSGI:
CMD         ["uwsgi", "--http-auto-chunked", "--http-keepalive"]