FROM alpine:3.21 AS builder

RUN apk update && apk add --no-cache git libevent-dev autoconf automake build-base linux-headers

RUN mkdir -p /ocproxy-container

WORKDIR /ocproxy-container
RUN git clone --branch v1.60 https://github.com/cernekee/ocproxy.git ocproxy-v1.60 && \
    cd /ocproxy-container/ocproxy-v1.60 && \
    sh autogen.sh && \
    sh configure && \
    make

FROM alpine:3.21

RUN apk update && apk add --no-cache openconnect libevent

ARG USER=ocproxy

RUN addgroup -S "$USER" && \
    adduser --disabled-password \
    --gecos "" \
    --ingroup "$USER" \
    --no-create-home \
    --uid "12345" \
    "$USER"

RUN mkdir -p /ocproxy-container

WORKDIR /ocproxy-container

COPY --from=builder /ocproxy-container/ocproxy-v1.60/ocproxy /usr/local/bin/

COPY ./entrypoint.sh .

USER $USER

EXPOSE 11080

ENTRYPOINT ["/ocproxy-container/entrypoint.sh"]