# 戎行专用：OpenVPN 客户端 + SOCKS5（仅内网代理，不接管默认路由）
FROM alpine:3.21

RUN apk add --no-cache \
    openvpn \
    bash \
    iproute2 \
    microsocks \
    curl

COPY entrypoint.sh /entrypoint.sh
RUN chmod +x /entrypoint.sh

ENV VPN_DIR=/vpn \
    SOCKS_HOST=0.0.0.0 \
    SOCKS_PORT=1080 \
    RONGXING_HOST=192.168.3.43

VOLUME ["/vpn"]
EXPOSE 1080

HEALTHCHECK --interval=30s --timeout=5s --start-period=45s --retries=5 \
  CMD ip link show tun0 >/dev/null 2>&1 || exit 1

ENTRYPOINT ["/entrypoint.sh"]