Dockerfile

# Scrappy DDNS deplpyed to Waitress + nginx for HTTPS.

FROM ubuntu:14.04
MAINTAINER Rob Hasselbaum <rob@hasselbaum.net>
 
# HTTPS on port 443.
EXPOSE 443

# Use external config file for overrides if it exists.
ENV SCRAPPYDDNS_CONF /etc/scrappyddns/scrappyddns.conf

# Install dependencies.
RUN DEBIAN_FRONTEND=noninteractive \
 apt-get update && \
 apt-get install -y --no-install-recommends python3-waitress python3-flask nginx supervisor unzip && \
 rm /etc/nginx/sites-enabled/*

# Copy configurations for nginx and supervisord
ADD scrappyddns-site /etc/nginx/sites-available/scrappyddns
ADD supervisord.conf /etc/supervisor/conf.d/scrappyddns.conf

# Grab latest Scrappy DDNS
ADD https://github.com/rhasselbaum/scrappy-ddns/archive/master.zip /scrappy-ddns.zip

# Unzip application and install
RUN unzip /scrappy-ddns.zip && \
 rm scrappy-ddns.zip && \
 mv /scrappy-ddns-master scrappyddns && \
 ln -s /etc/nginx/sites-available/scrappyddns /etc/nginx/sites-enabled/ && \
 # Use /var/cache/scrappyddns for IP address cache
 mkdir -p /var/cache/scrappyddns && \
 chown www-data:www-data /var/cache/scrappyddns && \
 # Set IP_ADDRESS_CACHE=/var/cache/scrappyddns in embedded config file
 sed -e "s:\([#[:space:]]*\)\(IP_ADDRESS_CACHE\)\(.*\):\2='/var/cache/scrappyddns':" -i /scrappyddns/scrappyddns.conf && \
 # Set TOKEN_FILE=/etc/scrappyddns/token.list in embedded config file
 sed -e "s:\([#[:space:]]*\)\(TOKEN_FILE\)\(.*\):\2='/etc/scrappyddns/token.list':" -i /scrappyddns/scrappyddns.conf && \
 # Set PROXY_COUNT=1 in embedded config file
 sed -e "s:\([#[:space:]]*\)\(PROXY_COUNT\)\(.*\):\2=1:" -i /scrappyddns/scrappyddns.conf

# Locations of IP address cache and external config. Cache must be writable by www-data user (UID/GID 33).
VOLUME ["/var/cache/scrappyddns", "/etc/scrappyddns"] 
 
# Start
CMD ["/usr/bin/supervisord", "-c", "/etc/supervisor/conf.d/scrappyddns.conf"]