FROM linuxkit/alpine:1b05307ae8152e3d38f79e297b0632697a30c65c AS qemu
RUN apk add \
    qemu-aarch64 \
    qemu-arm \
    qemu-ppc64le

FROM linuxkit/alpine:1b05307ae8152e3d38f79e297b0632697a30c65c AS mirror

RUN apk add --no-cache go musl-dev
ENV GOPATH=/go PATH=$PATH:/go/bin

COPY main.go /go/src/binfmt/
RUN go-compile.sh /go/src/binfmt

RUN mkdir /binfmt_misc

FROM scratch
ENTRYPOINT []
WORKDIR /
COPY --from=qemu usr/bin/qemu-* usr/bin/
COPY --from=mirror /go/bin/binfmt usr/bin/binfmt
COPY --from=mirror /binfmt_misc /binfmt_misc/
COPY etc/binfmt.d/00_linuxkit.conf etc/binfmt.d/00_linuxkit.conf
CMD ["/usr/bin/binfmt", "-dir", "/etc/binfmt.d/", "-mount", "/binfmt_misc"]