65 lines
1.7 KiB
Docker
65 lines
1.7 KiB
Docker
FROM imgrep/bootstrap as bootstrap
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FROM bootstrap as build
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ENV SOURCE_SITE=https://busybox.net/downloads
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ENV SOURCE_VERSION=1.35.0
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ENV SOURCE_HASH=faeeb244c35a348a334f4a59e44626ee870fb07b6884d68c10ae8bc19f83a694
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RUN wget ${SOURCE_SITE}/busybox-${SOURCE_VERSION}.tar.bz2
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RUN echo "${SOURCE_HASH} busybox-${SOURCE_VERSION}.tar.bz2" | sha256sum -c
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RUN tar -xjf busybox-${SOURCE_VERSION}.tar.bz2
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WORKDIR busybox-${SOURCE_VERSION}
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RUN set -eux; \
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setConfs=' \
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CONFIG_AR=y \
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CONFIG_FEATURE_AR_CREATE=y \
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CONFIG_FEATURE_AR_LONG_FILENAMES=y \
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CONFIG_LAST_SUPPORTED_WCHAR=0 \
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CONFIG_STATIC=y \
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'; \
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unsetConfs=' \
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CONFIG_FEATURE_SYNC_FANCY \
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CONFIG_FEATURE_HAVE_RPC \
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CONFIG_FEATURE_INETD_RPC \
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CONFIG_FEATURE_UTMP \
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CONFIG_FEATURE_WTMP \
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'; \
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make defconfig; \
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for conf in $unsetConfs; do \
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sed -i \
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-e "s!^$conf=.*\$!# $conf is not set!" \
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.config; \
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done; \
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for confV in $setConfs; do \
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conf="${confV%=*}"; \
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sed -i \
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-e "s!^$conf=.*\$!$confV!" \
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-e "s!^# $conf is not set\$!$confV!" \
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.config; \
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if ! grep -q "^$confV\$" .config; then \
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echo "$confV" >> .config; \
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fi; \
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done; \
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make oldconfig; \
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for conf in $unsetConfs; do \
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! grep -q "^$conf=" .config; \
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done; \
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for confV in $setConfs; do \
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grep -q "^$confV\$" .config; \
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done
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RUN make
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RUN cp busybox /
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FROM scratch
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COPY --from=build busybox /
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RUN ["/busybox","mkdir","/bin"]
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RUN ["/busybox","--install","-s","/bin"]
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RUN echo "user:x:1000:" > /etc/group
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RUN echo "user:x:1000:1000::/home/user:/bin/sh" > /etc/passwd
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RUN mkdir -p /home/user /tmp /lib /var/tmp
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RUN ln -sT /lib /lib64
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RUN chown -R 1000:1000 /home/user /tmp /var/tmp
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WORKDIR /home/user
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USER 1000:1000
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ENTRYPOINT ["/bin/sh"]
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