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27 lines
970 B
Docker
27 lines
970 B
Docker
ARG GO_VERSION=1.12.10
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ARG BUILDX_COMMIT=v0.3.1
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ARG BUILDX_REPO=https://github.com/docker/buildx.git
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FROM golang:${GO_VERSION}-stretch AS build
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ARG BUILDX_REPO
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RUN git clone "${BUILDX_REPO}" /buildx
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WORKDIR /buildx
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ARG BUILDX_COMMIT
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RUN git fetch origin "${BUILDX_COMMIT}":build && git checkout build
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RUN go mod download
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ARG GOOS
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ARG GOARCH
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# Keep these essentially no-op var settings for debug purposes.
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# It allows us to see what the GOOS/GOARCH that's being built for is.
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RUN GOOS="${GOOS}" GOARCH="${GOARCH}" BUILDX_COMMIT="${BUILDX_COMMIT}"; \
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pkg="github.com/docker/buildx"; \
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ldflags="\
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-X \"${pkg}/version.Version=$(git describe --tags)\" \
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-X \"${pkg}/version.Revision=$(git rev-parse --short HEAD)\" \
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-X \"${pkg}/version.Package=buildx\" \
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"; \
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go build -ldflags "${ldflags}" -o /usr/bin/buildx ./cmd/buildx
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FROM golang:${GO_VERSION}-stretch
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COPY --from=build /usr/bin/buildx /usr/bin/buildx
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ENTRYPOINT ["/usr/bin/buildx"]
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