syncthing/Dockerfile.strelaysrv

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ARG GOVERSION=latest
FROM golang:$GOVERSION AS builder
ARG BUILD_USER
ARG BUILD_HOST
ARG TARGETARCH
WORKDIR /src
COPY . .
ENV CGO_ENABLED=0
RUN if [ ! -f strelaysrv-linux-$TARGETARCH ] ; then \
go run build.go -no-upgrade build strelaysrv ; \
mv strelaysrv strelaysrv-linux-$TARGETARCH ; \
fi
FROM alpine
ARG TARGETARCH
LABEL org.opencontainers.image.authors="The Syncthing Project" \
org.opencontainers.image.url="https://syncthing.net" \
org.opencontainers.image.documentation="https://docs.syncthing.net" \
org.opencontainers.image.source="https://github.com/syncthing/syncthing" \
org.opencontainers.image.vendor="The Syncthing Project" \
org.opencontainers.image.licenses="MPL-2.0" \
org.opencontainers.image.title="Syncthing Relay Server"
EXPOSE 22067 22070
VOLUME ["/var/strelaysrv"]
RUN apk add --no-cache ca-certificates su-exec
COPY --from=builder /src/strelaysrv-linux-$TARGETARCH /bin/strelaysrv
COPY --from=builder /src/script/docker-entrypoint.sh /bin/entrypoint.sh
ENV PUID=1000 PGID=1000 HOME=/var/strelaysrv
HEALTHCHECK --interval=1m --timeout=10s \
CMD nc -z localhost 22067 || exit 1
WORKDIR /var/strelaysrv
ENTRYPOINT ["/bin/entrypoint.sh", "/bin/strelaysrv"]