FROM python:3.6-alpine3.11 WORKDIR /gns3server ENV LANG en_US.UTF-8 ENV LANGUAGE en_US:en ENV LC_ALL en_US.UTF-8 ENV PYTHONDONTWRITEBYTECODE 1 ENV PYTHONBUFFERED 1 COPY ./requirements.txt /gns3server/requirements.txt RUN set -eux \ && apk add --no-cache --virtual .build-deps build-base \ gcc libc-dev musl-dev linux-headers python3-dev \ vpcs qemu libvirt ubridge \ && pip install --upgrade pip setuptools wheel \ && pip install -r /gns3server/requirements.txt \ && rm -rf /root/.cache/pip COPY . /gns3server RUN python3 setup.py install