FROM ubuntu:16.04
WORKDIR /ardupilot

RUN useradd -U -d /ardupilot ardupilot && \
    usermod -G users ardupilot

RUN DEBIAN_FRONTEND=noninteractive apt-get update && apt-get install --no-install-recommends -y \
    lsb-release \
    sudo \
    software-properties-common \
    python-software-properties

ENV USER=ardupilot
ADD . /ardupilot

RUN echo "ardupilot ALL=(ALL) NOPASSWD:ALL" > /etc/sudoers.d/ardupilot
RUN chmod 0440 /etc/sudoers.d/ardupilot

RUN chown -R ardupilot:ardupilot /ardupilot

USER ardupilot
RUN bash -c "Tools/environment_install/install-prereqs-ubuntu.sh -y"
RUN sudo apt-get clean \
    && sudo rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*

ENV CCACHE_MAXSIZE=1G
ENV PATH /usr/lib/ccache:/ardupilot/Tools:${PATH}
ENV PATH /ardupilot/Tools/autotest:${PATH}
ENV PATH /ardupilot/.local/bin:$PATH