| FROM ubuntu:22.04 | |
| ENV DEBIAN_FRONTEND=noninteractive \ | |
| LISTEN_PORT=7860 \ | |
| UPSTREAM_URL=http://127.0.0.1:5000/ | |
| # Build toolchain + gettext-base (envsubst) + python3 for the demo upstream. | |
| RUN apt-get update && apt-get install -y --no-install-recommends \ | |
| build-essential libpcre3 libpcre3-dev zlib1g zlib1g-dev \ | |
| libssl-dev wget curl ca-certificates gettext-base python3 procps \ | |
| && rm -rf /var/lib/apt/lists/* | |
| # Build nginx from source using the spec'd installer. In a container there is | |
| # no systemd, so the unit file is written but never started; the entrypoint | |
| # runs nginx in the foreground instead. LISTEN_PORT=7860 matches app_port. | |
| COPY install-nginx.sh /opt/install-nginx.sh | |
| RUN chmod +x /opt/install-nginx.sh \ | |
| && LISTEN_PORT=7860 UPSTREAM_URL=http://127.0.0.1:5000/ /opt/install-nginx.sh | |
| COPY demo_upstream.py /opt/demo_upstream.py | |
| COPY docker-entrypoint.sh /opt/docker-entrypoint.sh | |
| RUN chmod +x /opt/docker-entrypoint.sh | |
| EXPOSE 7860 | |
| CMD ["/opt/docker-entrypoint.sh"] | |