FROM alpine:edge
MAINTAINER adam@diginc.us <adam@diginc.us>

RUN apk add --update \
        dnsmasq \
        nginx \
        ca-certificates \
        php-fpm php-json libxml2 \
        bc bash curl perl && \
    apk add --update --repository http://dl-1.alpinelinux.org/alpine/edge/testing/ tini && \
    rm -rf /var/cache/apk/*

# Customized from submodules
COPY ./alpine/gravity.sh /usr/local/bin/
COPY ./alpine/nginx.conf /etc/nginx/nginx.conf
# Original upstream pihole code being used
COPY ./pi-hole/adlists.default /etc/pihole/
COPY ./pi-hole/pihole /usr/local/bin/
COPY ./pi-hole/advanced/Scripts/* /usr/local/bin/
COPY ./pi-hole/advanced/dnsmasq.conf.original /etc/dnsmasq.conf
COPY ./pi-hole/advanced/01-pihole.conf /etc/dnsmasq.d/
COPY ./pi-hole/advanced/index.html /var/www/html/pihole/index.html
COPY ./AdminLTE /var/www/html/admin
COPY ./AdminLTE_version.txt /etc/
COPY ./pi-hole_version.txt /etc/

# Things installer did
RUN mkdir -p /etc/pihole/ && \
    mkdir -p /var/www/html/pihole && \
    mkdir -p /var/www/html/admin/ && \
    chown nginx:nginx /var/www/html && \
    chmod 775 /var/www/html && \
    touch /var/log/pihole.log && \
    chmod 644 /var/log/pihole.log && \
    chown dnsmasq:root /var/log/pihole.log && \
    sed -i "s/@INT@/eth0/" /etc/dnsmasq.d/01-pihole.conf && \
    sed -i 's|"cd /etc/.pihole/ && git describe --tags --abbrev=0"|"cat /etc/pi-hole_version.txt"|g' /var/www/html/admin/footer.php && \
    sed -i 's|"cd /var/www/html/admin/ && git describe --tags --abbrev=0"|"cat /etc/AdminLTE_version.txt"|g' /var/www/html/admin/footer.php

# This chould be eliminated if all (upstream) files were +x in git
RUN chmod +x /usr/local/bin/*.sh

# Fix dnsmasq in docker
RUN grep -q '^user=root' || echo 'user=root' >> /etc/dnsmasq.conf

COPY ./alpine/start.sh /

EXPOSE 53 53/udp
EXPOSE 80

ENTRYPOINT ["tini", "--"]
CMD /start.sh