# Build with:
# docker build -f buildkitDockerfile -t buildkit:cni-v0.8.2 .
#
# or for latest:
# docker build -f buildkitDockerfile --build-arg BUILDKIT_VERSION=latest -t buildkit:cni-v0.8.2 .

# Then use it in docker buildx with
# docker buildx create --name buildkit-cni --driver-opt image=buildkit-cni:v0.8.2 --buildkitd-flags '--oci-worker-net=cni --oci-worker-gc-keepstorage 100000'
# docker buildx create --name buildkit-cni --driver-opt image=buildkit-cni:latest --buildkitd-flags '--oci-worker-net=cni --oci-worker-gc-keepstorage 100000'


ARG CNI_VERSION=v0.8.7
ARG TARGETOS=linux
ARG TARGETARCH=amd64
ARG BUILDKIT_VERSION=v0.8.2

FROM moby/buildkit:"${BUILDKIT_VERSION}" AS buildkit_version

FROM buildkit_version
ARG CNI_VERSION
ARG TARGETOS
ARG TARGETARCH
RUN apk add --no-cache curl iptables

WORKDIR /opt/cni/bin
RUN curl -Ls https://github.com/containernetworking/plugins/releases/download/$CNI_VERSION/cni-plugins-$TARGETOS-$TARGETARCH-$CNI_VERSION.tgz | tar xzv

COPY cni.json /etc/buildkit/cni.json
RUN ls -al /etc/buildkit && buildkitd --version