FROM alpine:latest AS builder

RUN apk add --update --no-cache \
    make \
    git \
    gcc \
    linux-headers \
    musl-dev

WORKDIR /src
COPY . /src

RUN make

FROM alpine:latest
LABEL org.opencontainers.image.source="https://github.com/heiher/hev-socks5-tunnel"

RUN apk add --update --no-cache \
    iproute2

ENV TUN=tun0 \
    MTU=8500 \
    IPV4=198.18.0.1 \
    IPV6='' \
    TABLE=20 \
    MARK=438 \
    SOCKS5_ADDR=172.17.0.1 \
    SOCKS5_PORT=1080 \
    SOCKS5_USERNAME='' \
    SOCKS5_PASSWORD='' \
    SOCKS5_UDP_MODE=udp \
    IPV4_INCLUDED_ROUTES=0.0.0.0/0 \
    IPV4_EXCLUDED_ROUTES='' \
    LOG_LEVEL=warn

HEALTHCHECK --start-period=5s --interval=5s --timeout=2s --retries=3 CMD ["test", "-f", "/success"]

COPY --chmod=755 docker/entrypoint.sh /entrypoint.sh
COPY --from=builder /src/bin/hev-socks5-tunnel /usr/bin/hev-socks5-tunnel

ENTRYPOINT ["/entrypoint.sh"]