mirror of
https://github.com/linuxkit/linuxkit.git
synced 2025-12-25 00:13:59 +00:00
6307ec9cd1
This uses a more memory efficient copy, and gets us closer to not having a shell in the base system if not required. Signed-off-by: Justin Cormack <justin.cormack@docker.com>
30 lines
856 B
Docker
30 lines
856 B
Docker
FROM linuxkit/alpine:9bcf61f605ef0ce36cc94d59b8eac307862de6e1 AS build
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RUN apk add --no-cache --initdb alpine-baselayout make gcc musl-dev
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ADD usermode-helper.c .
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RUN make usermode-helper
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RUN apk add --no-cache go musl-dev
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ENV GOPATH=/go PATH=$PATH:/go/bin
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COPY init.go /go/src/init/
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COPY vendor /go/src/init/vendor/
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RUN go-compile.sh /go/src/init/
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FROM linuxkit/alpine:9bcf61f605ef0ce36cc94d59b8eac307862de6e1 AS mirror
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RUN mkdir -p /out/etc/apk && cp -r /etc/apk/* /out/etc/apk/
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RUN apk add --no-cache --initdb -p /out alpine-baselayout busybox musl
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# Remove apk residuals. We have a read-only rootfs, so apk is of no use.
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RUN rm -rf /out/etc/apk /out/lib/apk /out/var/cache
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FROM scratch
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ENTRYPOINT []
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CMD []
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WORKDIR /
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COPY --from=build /go/bin/init /
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COPY --from=build usermode-helper /sbin/
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COPY --from=mirror /out/ /
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COPY etc etc/
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COPY bin bin/
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