35 lines
975 B
Docker
35 lines
975 B
Docker
FROM scratch as base
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ENV VERSION=1.29
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ENV SRC_HASH=d1f1c9c44c425809718edab34c884c4dd9fd6c18396d779d5bd444da2d420792
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ENV SRC_FILE=release-${VERSION}.tar.gz
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ENV SRC_SITE=https://github.com/kubernetes/kubernetes/archive/refs/heads/${SRC_FILE}
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ENV GOPATH=/cache/go
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ENV GOCACHE=/cache/
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ENV GOWORK=off
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ENV GOPROXY=https://proxy.golang.org,direct
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ENV GOSUMDB=sum.golang.org
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ENV CGO_ENABLED=0
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ENV GOHOSTOS=linux
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ENV GOHOSTARCH=amd64
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FROM base as fetch
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COPY --from=stagex/busybox . /
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COPY --from=stagex/go . /
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COPY --from=stagex/ca-certificates . /
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ADD --checksum=sha256:${SRC_HASH} ${SRC_SITE} .
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RUN tar -xvf ${SRC_FILE}
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WORKDIR kubernetes-release-${VERSION}
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RUN go get ./...
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FROM fetch as build
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RUN --network=none go build -trimpath -v k8s.io/kubernetes/cmd/kubectl
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from build as install
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RUN <<-EOF
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mkdir -p /rootfs/usr/bin/
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cp kubectl /rootfs/usr/bin/
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find /rootfs -exec touch -hcd "@0" "{}" +
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EOF
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FROM stagex/filesystem as package
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COPY --from=install /rootfs/./ /
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