# Use the official NGINX image as a parent image
FROM nginx:alpine

# Set environment variables with default values
ENV BACKEND_HOST=git_git
ENV BACKEND_TCP_PORT=22
ENV BACKEND_UDP_PORT=22
# Set the default value of ALLOWED_IPS to cover typical Docker network ranges
# set this value to 0.0.0.0 in the Stack definition for allow all.
ENV ALLOWED_IPS="10.0.0.0/8 172.16.0.0/12 192.168.0.0/16"

# Copy the script and configuration template into the container
COPY entrypoint.sh /entrypoint.sh
COPY nginx.conf.template /etc/nginx/nginx.conf.template

# Make the script executable
RUN chmod +x /entrypoint.sh

# Use the script as the entrypoint
ENTRYPOINT ["/entrypoint.sh"]