Wharfie

#

# This is an example of a Wharfie image

# with CODESYS.

#

FROM debian_armhf_stretch

#

# Base System

#

# Update the system and install desired tools

RUN apt-get update; \

    apt-get install -y --no-install-recommends systemd-sysv openssh-server net-tools wireless-tools kmod wpasupplicant dhcpcd5 git build-essential bison flex bc libssl-dev ca-certificates wget quilt

# Add user 'wharfie' with password 'wharfie' for interactive login

RUN useradd -ms /bin/bash wharfie; \

    echo "wharfie:wharfie" | chpasswd; \

    echo "root:root" | chpasswd;

# Add fstab

ADD ../common/files/fstab /etc/fstab

# Change Hostname

RUN HOST [ -f /usr/share/dict/words ] && printf "Wharfie-%s" $(grep '^[A-Z]' /usr/share/dict/words | sed -n "$(expr ${RANDOM} % $(grep '^[A-Z]' /usr/share/dict/words | wc -l))p" | sed "s,'.*,,") > etc/hostname

#

# Compile an RT-Preempt Kernel

#

RUN wget --output-document=/usr/src/osadl.sh https://www.osadl.org/monitoring/showpatchscript.php?veryshorthost=r7s3s; \

    cd /usr/src; \

    chmod 755 osadl.sh; \

    ./osadl.sh;

RUN cd /usr/src/linux-*-rt*; \

    export KERNEL=kernel7; \

    yes | make oldconfig; \

    make -j 9 && \

    make -j 9 modules && \

    make modules_install && \

    make -j 9 zImage && \

RUN cd /usr/src/linux-*-rt*; \

    export KERNEL=kernel7; \

    release=$(cut -d" " -f3 include/generated/utsrelease.h | tr -d '"') && \

    mkdir -p /boot-rt/ && \

    cp arch/arm/boot/zImage /boot-rt/zImage-$release && \

    cp arch/arm/boot/zImage /boot-rt/$KERNEL.img && \

    cp arch/arm/boot/dts/bcm*.dtb /boot-rt && \

    du -shx /usr/src && \

    cd .. && \

    tar -czf linux-rt-sources.tar.gz linux-*-rt* && \

    rm -rf linux-*-rt* && \

    du -shx /usr/src

RUN apt-get install -y --no-install-recommends unzip

RUN [ ! -f boot.zip ] && wget --output-document=boot.zip 'https://github.com/raspberrypi/firmware/archive/master.zip' || true; \

    unzip boot.zip && \

    rm -Rf boot/* && \

    mv firmware-master/boot/* boot/ && \

    mv /boot-rt/* /boot/ && \

    rmdir /boot-rt && \

    rm -rf firmware-master;

ADD config.txt /boot/config.txt

ADD cmdline.txt /boot/cmdline.txt

#

# Legal stuff

#

# Opational packages, which are containing

# legal stuff and a toolchain to do cross builds.

SOURCE sources.tar

LICENSE license.tar

TOOLCHAIN toolchain.tar

#

# Bootstrategy: Raspberry PI

#

RUN HOST \

    ../../bootstrategy/raspberrypi.sh rpi.img