#############
# Certbot Builder
#############

FROM debian:buster-slim as certbotbuilder

SHELL ["/bin/bash", "-o", "pipefail", "-c"]

RUN apt-get update
RUN apt-get install -y \
	build-essential \
	curl \
	libaugeas0 \
	python3 \
	python3-dev \
	libffi-dev \
	libssl-dev \
	python3-venv \
	ca-certificates

ENV SSL_CERT_FILE=/etc/ssl/certs/ca-certificates.crt

# Yes, python compilation requires rust.
RUN curl --proto '=https' --tlsv1.2 -sSf https://sh.rustup.rs | sh -s -- -y
ENV PATH="/root/.cargo/bin:$PATH"

# It's all about pip now.
RUN python3 -m venv /opt/certbot/
ENV PATH="/opt/certbot/bin:$PATH"

RUN curl -L 'https://bootstrap.pypa.io/get-pip.py' | python3

# Handle an extremely specific issue when building the cryptography package for
# 32-bit architectures within QEMU running on a 64-bit host
# Special thanks to https://github.com/JonasAlfredsson/docker-nginx-certbot
RUN if [ "$(getconf LONG_BIT)" = "32" ]; then \
	pip3 install --no-cache-dir -U cryptography==3.3.2; \
	fi

RUN pip install --no-cache-dir cffi certbot \
	&& pip install tldextract

#############
# Final Image
#############

FROM nginxproxymanager/nginx-full:${BASE_TAG:-latest}
LABEL maintainer="Jamie Curnow <jc@jc21.com>"

ARG TARGETPLATFORM
RUN echo "Certbot: nginxproxymanager/nginx-full:${BASE_TAG:-latest}, ${TARGETPLATFORM:-linux/amd64}" >> /built-for-arch

# OpenResty uses LuaJIT which has a dependency on GCC
RUN apt-get update \
	&& apt-get install -y --no-install-recommends \
	python3 \
	python3-distutils \
	python3-venv \
	&& apt-get clean \
	&& rm -rf /var/lib/apt/lists/*

# Copy certbot
COPY --from=certbotbuilder /opt/certbot /opt/certbot
RUN curl -L 'https://bootstrap.pypa.io/get-pip.py' | python3 \
	&& python3 -m venv /opt/certbot/ \
	&& ln -s /opt/certbot/bin/certbot /usr/bin/certbot

LABEL org.label-schema.cmd="docker run --rm -ti nginxproxymanager/nginx-full:certbot"