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Allow listening of port < 1024 #52

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Allow listening of port < 1024 #52

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6 changes: 5 additions & 1 deletion Dockerfile
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Expand Up @@ -2,8 +2,12 @@ FROM ubuntu:latest
# liz rice knows best
# https://medium.com/@lizrice/non-privileged-containers-based-on-the-scratch-image-a80105d6d341
RUN useradd -u 10001 scratchuser
FROM scratch
RUN apt-get update \
&& apt-get install -y libcap2-bin
COPY nacp /nacp
RUN setcap cap_net_bind_service=+ep /nacp
FROM scratch
COPY --from=0 /nacp /nacp
COPY --from=0 /etc/passwd /etc/passwd
USER scratchuser
ENTRYPOINT ["/nacp"]