FROM linuxkit/alpine:630ee558e4869672fae230c78364e367b8ea67a9 AS mirror RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/ RUN apk add --no-cache --initdb -p /out \ alpine-baselayout \ busybox \ musl \ openntpd \ && true RUN rm -rf /out/etc/apk /out/lib/apk /out/var/cache FROM scratch ENTRYPOINT [] CMD [] WORKDIR / COPY --from=mirror /out/ / COPY etc/ /etc/ CMD ["/usr/sbin/ntpd", "-d", "-s"] LABEL org.mobyproject.config='{"capabilities": ["CAP_SYS_TIME", "CAP_SYS_NICE", "CAP_SYS_CHROOT", "CAP_SETUID", "CAP_SETGID"]}'