Dockerfile

#use armv7hf compatible OS
FROM balenalib/armv7hf-debian:stretch

#enable building ARM container on x86 machinery on the web (comment out next line if built on Raspberry)
RUN [ "cross-build-start" ]

#labeling
LABEL maintainer="netpi@hilscher.com" \
      version="V0.9.3" \
      description="PROFINET device scanner pushing identified devices as JSON objects to Microsoft Azure"

#version
ENV HILSCHERNETPI_MS_AZURE_IOT_HUB 0.9.3

#copy files
COPY "./init.d/*" /etc/init.d/ 
COPY "./scanner/*" "./driver/*" "./firmware/*" /tmp/

#do installation
RUN apt-get update  \
    && apt-get install -y openssh-server build-essential python3 git python3-setuptools libboost-all-dev libpython3.4 network-manager \
#do users root and pi    
    && useradd --create-home --shell /bin/bash pi \
    && echo 'root:root' | chpasswd \
    && echo 'pi:raspberry' | chpasswd \
    && adduser pi sudo \
    && mkdir /var/run/sshd \
    && sed -i 's/#PermitRootLogin prohibit-password/PermitRootLogin yes/' /etc/ssh/sshd_config \
    && sed 's@session\s*required\s*pam_loginuid.so@session optional pam_loginuid.so@g' -i /etc/pam.d/sshd \
#install netX driver and netX ethernet supporting firmware
    && dpkg -i /tmp/netx-docker-pi-drv-1.1.3.deb \
    && dpkg -i /tmp/netx-docker-pi-pns-eth-3.12.0.8.deb \
#compile netX network daemon
    && gcc /tmp/cifx0daemon.c -o /opt/cifx/cifx0daemon -I/usr/include/cifx -Iincludes/ -lcifx -pthread \
#install iothub client python script(s)
    && easy_install3 pip \
    && pip3 install azure-iothub-device-client \
#install profinet protocol python script(s) from official repo
    && mkdir /opt/scan \
    && git clone https://github.com/devkid/profinet /opt/scan/profinet \
    && sed -i -e 's;, 0x012345, 0, len(block), payload=block);, 0x012345, 255, len(block), payload=block);' /opt/scan/profinet/dcp.py \
#install PROFINET device scan logic and push to Microsoft's Iot hub python script
    && cp ./tmp/scan-ot-devices-to-iot-hub.py /opt/scan \
#clean up
    && rm -rf /tmp/* \
    && apt-get remove build-essential \
    && apt-get -yqq autoremove \
    && apt-get -y clean \
    && rm -rf /var/lib/apt/lists/*

#set the entrypoint
ENTRYPOINT ["/etc/init.d/entrypoint.sh"]

#set STOPSGINAL
STOPSIGNAL SIGTERM

#stop processing ARM emulation (comment out next line if built on Raspberry)
RUN [ "cross-build-end" ]