ARG GO_VERSION=1.13.14 ARG BUILDX_COMMIT=v0.3.1 ARG BUILDX_REPO=https://github.com/docker/buildx.git FROM golang:${GO_VERSION}-buster AS build ARG BUILDX_REPO RUN git clone "${BUILDX_REPO}" /buildx WORKDIR /buildx ARG BUILDX_COMMIT RUN git fetch origin "${BUILDX_COMMIT}":build && git checkout build ARG GOOS ARG GOARCH # Keep these essentially no-op var settings for debug purposes. # It allows us to see what the GOOS/GOARCH that's being built for is. RUN GOOS="${GOOS}" GOARCH="${GOARCH}" BUILDX_COMMIT="${BUILDX_COMMIT}"; \ pkg="github.com/docker/buildx"; \ ldflags="\ -X \"${pkg}/version.Version=$(git describe --tags)\" \ -X \"${pkg}/version.Revision=$(git rev-parse --short HEAD)\" \ -X \"${pkg}/version.Package=buildx\" \ "; \ go build -mod=vendor -ldflags "${ldflags}" -o /usr/bin/buildx ./cmd/buildx FROM golang:${GO_VERSION}-buster COPY --from=build /usr/bin/buildx /usr/bin/buildx ENTRYPOINT ["/usr/bin/buildx"]