83 lines
2.0 KiB
Docker
83 lines
2.0 KiB
Docker
ARG REGISTRY=local
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FROM ${REGISTRY}/bootstrap as bootstrap
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FROM bootstrap as base
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ENV SRC_SITE=https://busybox.net/downloads
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ENV SRC_VERSION=1.35.0
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ENV SRC_HASH=faeeb244c35a348a334f4a59e44626ee870fb07b6884d68c10ae8bc19f83a694
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ENV SRC_FILE=busybox-${SRC_VERSION}.tar.bz2
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ENV KCONFIG_NOTIMESTAMP=1
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FROM base as fetch
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RUN set -eux; \
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wget ${SRC_SITE}/${SRC_FILE}
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echo "${SRC_HASH} ${SRC_FILE}" | sha256sum -c
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FROM fetch as build
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RUN tar -xjf ${SRC_FILE}
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WORKDIR busybox-${SRC_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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make
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FROM build as install
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USER 0:0
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RUN set -eux; \
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mkdir -p /rootfs/bin; \
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cp busybox /rootfs/bin; \
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cd /rootfs; \
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mkdir -p home/user var/tmp etc tmp lib bin; \
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/bin/busybox --install -s bin; \
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echo "user:x:1000:" > etc/group; \
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echo "user:x:1000:1000::/home/user:/bin/sh" > etc/passwd; \
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ln -sT /lib lib64; \
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chown -R 1000:1000 /rootfs/home/user /tmp /var/tmp; \
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find . -exec touch -hcd "@0" "{}" +
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FROM scratch as package
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COPY --from=install /rootfs /
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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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ENV TZ=UTC
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ENV LANG=C.UTF-8
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ENV SOURCE_DATE_EPOCH=1
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ENV KCONFIG_NOTIMESTAMP=1
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ENV PS1="busybox$ "
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