Dockerfile.dpf-system

ARG builder_image
ARG base_image

# 1) Dependency stage which is used to download dependencies.
# This is seperate from the builder image to enable clear caching of downloaded artifacts.
FROM ${builder_image}  AS dependency
ARG TARGETARCH

WORKDIR /workspace

# kubeadm is required to create join tokens for DPU nodes.
# Using the $TARGETARCH in the name of the binary here ensures we don't get any cross-arch caching after this binary is downloaded.
# TODO: Remove this in favor of using a client-go call for a join token.
RUN curl -L "https://cdn.dl.k8s.io/release/v1.31.2/bin/linux/${TARGETARCH}/kubeadm" -o kubeadm-${TARGETARCH} && chmod +x kubeadm-${TARGETARCH}
RUN mkdir -p /kubeconfig

# 2) Builder stage builds go binaries (no emulation).
FROM --platform=${BUILDPLATFORM} ${builder_image} AS builder
WORKDIR /workspace

# Copy the Go Modules manifests
COPY go.mod go.mod
COPY go.sum go.sum
# Cache deps before building and copying source so that we don't need to re-download as much
# and so that source changes don't invalidate our downloaded layer
RUN --mount=type=cache,target=/go/pkg/mod \
    go mod download

COPY ./ ./

# Ensure that no additional tools or artifacts are included.
RUN make clean

ARG gcflags
ARG ldflags
ARG TARGETARCH

ENV GO_LDFLAGS=\"${ldflags}\"
ENV GO_GCFLAGS=\"${gcflags}\"
ENV ARCH=${TARGETARCH}

RUN --mount=type=cache,target=/root/.cache/go-build \
    --mount=type=cache,target=/go/pkg/mod \
    make binaries-dpf-system

# 3) Final stage copies artefacts from the builder and dependency stages.
FROM ${base_image}
ARG TARGETARCH

WORKDIR /

# Ensure all files are copied with the correct user.
ENV uid=65532
USER ${uid}:${uid}

COPY --chown=${uid} --from=dependency /workspace/kubeadm-${TARGETARCH} /bin/kubeadm
COPY --chown=${uid} --from=dependency /kubeconfig /kubeconfig

COPY --chown=${uid} --from=builder /workspace/bin/operator .
COPY --chown=${uid} --from=builder /workspace/bin/provisioning .
COPY --chown=${uid} --from=builder /workspace/bin/dpuservice .
COPY --chown=${uid} --from=builder /workspace/bin/servicechainset .
COPY --chown=${uid} --from=builder /workspace/bin/sfc-controller .
COPY --chown=${uid} --from=builder /workspace/bin/kamaji-cluster-manager .
COPY --chown=${uid} --from=builder /workspace/bin/static-cluster-manager .
COPY --chown=${uid} --from=builder /workspace/bin/ovshelper .