FROM alpine as builder

RUN apk add git cvs make gcc g++ musl-dev zlib-dev

# 下载依赖库 libowfat 和 opentracker，设置 opentracker 特性：不公开详细信息、允许通告ip、关闭fullscrape、允许代理ip
RUN set -ex; cvs -d :pserver:cvs@cvs.fefe.de:/cvs -z9 co libowfat; \
        cd libowfat; \
        make ${nproc}; \
        cd ..;

RUN set -ex; git clone git://erdgeist.org/opentracker; \
        cd opentracker; \
        sed -i '/FEATURES+=-DWANT_RESTRICT_STATS$/s/^#/#/' Makefile; \
        sed -i '/FEATURES+=-DWANT_IP_FROM_QUERY_STRING$/s/^#//' Makefile; \
        sed -i '/^FEATURES+=-DWANT_FULLSCRAPE$/s/^//' Makefile; \
        sed -i '/^FEATURES+=-DWANT_IP_FROM_PROXY$/s/^#//' Makefile; \
        make -j ${nrpoc};


FROM alpine
LABEL maintainer="Yezzi Hsueh <xueye404@gmail.com>"

ENV XDG_CONFIG_HOME=/config

VOLUME ["$XDG_CONFIG_HOME"]

EXPOSE 6969/tcp
EXPOSE 6969/udp

COPY --from=builder opentracker/opentracker /bin/opentracker
COPY --from=builder opentracker/opentracker.conf.sample /etc/opentracker/opentracker.conf.sample
COPY entrypoint.sh /entrypoint.sh

RUN mkdir -p $XDG_CONFIG_HOME && chmod 755 /entrypoint.sh

ENTRYPOINT ["/bin/sh", "-c", "/entrypoint.sh"]