mirror of
https://github.com/linuxkit/linuxkit.git
synced 2025-09-09 10:49:54 +00:00
52 lines
1.8 KiB
Docker
52 lines
1.8 KiB
Docker
# Dockerfile to build linuxkit/init for linuxkit
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FROM linuxkit/containerd-dev:1a4eee3fc0d683667c9115256f035f792f681f30 AS containerd-dev
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FROM linuxkit/alpine:6090baae063eb5023c9601966e88df831f789a70 AS build
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RUN apk add --no-cache --initdb alpine-baselayout make gcc musl-dev git linux-headers
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ADD usermode-helper.c ./
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RUN LDFLAGS=-static CFLAGS=-Werror make usermode-helper
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RUN apk add --no-cache go musl-dev
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ENV GOPATH=/go PATH=$PATH:/go/bin
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ARG GOPKGVERSION
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ENV ldflags="-X main.Version=$GOPKGVERSION"
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# Hack to work around an issue with go on arm64 requiring gcc
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RUN [ $(uname -m) = aarch64 ] && apk add --no-cache gcc || true
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COPY . /go/src
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RUN go-compile.sh /go/src/cmd/init
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RUN go-compile.sh /go/src/cmd/rc.init
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# this makes sure that the multi stage build copies as a symlink
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RUN mkdir /tmp/bin && cd /tmp/bin/ && cp /go/bin/rc.init . && ln -s rc.init rc.shutdown
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COPY --from=containerd-dev /go/src/github.com/containerd/containerd $GOPATH/src/github.com/containerd/containerd
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RUN cd /go/src/cmd/service && ./skanky-vendor.sh $GOPATH/src/github.com/containerd/containerd
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RUN go-compile.sh /go/src/cmd/service
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# volumes link to start
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RUN mkdir -p /etc/init.d && ln -s /usr/bin/service /etc/init.d/005-volumes
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FROM linuxkit/alpine:6090baae063eb5023c9601966e88df831f789a70 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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# Add /etc/ssl/certs so it can be bind-mounted into metadata package
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RUN mkdir -p /out/etc/ssl/certs
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# Remove cache residuals. We retain apk for SBOM tools
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RUN rm -rf /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 /tmp/bin /bin/
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COPY --from=build /go/bin/service /usr/bin/
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COPY --from=build usermode-helper /sbin/
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COPY --from=build /etc/init.d/ /etc/init.d/
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COPY --from=mirror /out/ /
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COPY etc etc/
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