Dockerfile

FROM centos:centos7

RUN yum install epel-release -y && \
        yum update -y && \
        yum -y install cups cups-client cups-libs cups-pdf ghostscript-cups \ 
            cups-filters cups-filters-libs cups-filesystem \ 
            python-cups && \
        yum -y --setopt tsflags= reinstall cups && \
        yum -y install file a2ps libstdc++.i686 glibc.i686 policycoreutils-python wget inotify inotify-tools && \
        rm -rf /var/cache/yum

RUN wget -T 10 -nd --no-cache http://www.brother.com/pub/bsc/linux/packages/hl2270dwlpr-1.1.2-1.i386.rpm && \
        wget -T 10 -nd --no-cache http://www.brother.com/pub/bsc/linux/packages/cupswrapperHL2270DW-2.0.4-2.i386.rpm && \
        rpm -ihv --nodeps --replacefiles --replacepkgs hl2270dwlpr-1.1.2-1.i386.rpm && \
        rpm -ihv --nodeps --replacefiles --replacepkgs cupswrapperHL2270DW-2.0.4-2.i386.rpm && \
        rm -rf hl3070cwlpr-1.1.2-1.i386.rpm hl3070cwcupswrapper-1.1.2-2.i386.rpm

RUN sed -i 's/Listen localhost:631/Listen 0.0.0.0:631/' /etc/cups/cupsd.conf && \
        sed -i 's/Browsing Off/Browsing On/' /etc/cups/cupsd.conf && \
        sed -i 's/<Location \/>/<Location \/>\n  Allow All/' /etc/cups/cupsd.conf && \
        sed -i 's/<Location \/admin>/<Location \/admin>\n  Allow All\n  Require user @SYSTEM/' /etc/cups/cupsd.conf && \
        sed -i 's/<Location \/admin\/conf>/<Location \/admin\/conf>\n  Allow All/' /etc/cups/cupsd.conf && \
        echo "ServerAlias *" >> /etc/cups/cupsd.conf && \
        echo "DefaultEncryption Never" >> /etc/cups/cupsd.conf && \
        sed -i '/SystemGroup sys root$/ s/$/ wheel/' /etc/cups/cups-files.conf

# Add scripts
ADD root /
RUN chmod +x /root/* && \
        mv /root/airprint.types /usr/share/cups/mime/ && \
        mv /root/airprint.convs /usr/share/cups/mime/ 
CMD ["/root/run_cups.sh"]

# This will use port 631
EXPOSE 631

# We want a mount for these
VOLUME /config
VOLUME /services