Public-System-Design/docker-edns
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use high port to add user

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This commit is contained in:
holzi1005 2024-12-20 16:08:03 +01:00
parent ff46784103
commit a12c34574d
2 changed files with 8 additions and 3 deletions
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9
Dockerfile
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@ -3,9 +3,14 @@ FROM alpine:3.20
RUN apk --no-cache add \
socat
ADD ./entrypoint.sh /usr/local/bin/entrypoint
COPY --chmod=755 ./entrypoint.sh /usr/local/bin/entrypoint
EXPOSE 53/udp
RUN addgroup -S edns \
&& adduser -S edns -G edns
USER edns
EXPOSE 11053/udp
ENTRYPOINT [ "entrypoint" ]

2
entrypoint.sh
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@ -39,4 +39,4 @@ while [ "$#" != "0" ]; do
shift
done
exec socat $debug UDP4-RECVFROM:53,fork,bind="$bind" UDP4-SENDTO:127.0.0.11:53
exec socat $debug UDP4-RECVFROM:11053,fork,bind="$bind" UDP4-SENDTO:127.0.0.11:53