FROM debian:stable-slim

ENV DEBIAN_FRONTEND=noninteractive

# Install required packages: curl, cron, busybox (httpd), ca-certificates
RUN apt-get update \
	&& apt-get install -y --no-install-recommends curl cron busybox ca-certificates gnupg dirmngr \
	&& rm -rf /var/lib/apt/lists/*

# Install Ookla Speedtest CLI via packagecloud repository
RUN curl -s https://packagecloud.io/install/repositories/ookla/speedtest-cli/script.deb.sh | bash \
	&& apt-get update \
	&& apt-get install -y --no-install-recommends speedtest \
	&& rm -rf /var/lib/apt/lists/*

# Create web root and data directories
RUN mkdir -p /var/www && mkdir -p /var/www/data/speed
WORKDIR /var/www

# Copy web assets and scripts
COPY index.html /var/www/index.html
COPY run_speed_test.sh /usr/local/bin/run_speed_test.sh
COPY start.sh /usr/local/bin/start.sh

# Ensure scripts are executable
RUN chmod +x /usr/local/bin/run_speed_test.sh /usr/local/bin/start.sh

# Add cron job to run every hour at minute 0
RUN printf "0 * * * * root /usr/local/bin/run_speed_test.sh >> /var/log/cron.log 2>&1\n" > /etc/cron.d/speedtest-cron \
	&& chmod 0644 /etc/cron.d/speedtest-cron

# Expose default HTTP port and declare data volume
VOLUME ["/var/www/data/speed"]
# Default port for http server inside container. You can override at runtime with -e PORT=xxxx
ENV PORT=8080
EXPOSE 8080

# Start script will launch cron and the HTTP server
CMD ["/usr/local/bin/start.sh"]