Dockerfile

# Build the model-registry binary
FROM --platform=$BUILDPLATFORM registry.access.redhat.com/ubi8/go-toolset:1.21 AS builder
ARG TARGETOS
ARG TARGETARCH

WORKDIR /workspace
# Copy the Go Modules manifests
COPY ["go.mod", "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 go mod download

USER root
# default NodeJS 14 is not enough for openapi-generator-cli, switch to Node JS currently supported
RUN yum remove -y nodejs npm
RUN yum module -y reset nodejs
RUN yum module -y enable nodejs:18
# install npm and java for openapi-generator-cli
RUN yum install -y nodejs npm java-11 python3

# Copy the go source
COPY ["Makefile", "main.go", ".openapi-generator-ignore", "openapitools.json", "./"]

# Copy rest of the source
COPY cmd/ cmd/
COPY api/ api/
COPY internal/ internal/
COPY scripts/ scripts/
COPY pkg/ pkg/
COPY patches/ patches/
COPY templates/ templates/

# Download tools
RUN make deps

# Build
USER root

# NOTE: The two instructions below are effectively equivalent to 'make clean build'
# DO NOT REMOVE THE 'build/prepare' TARGET!!!
# It ensures consitent repeatable Dockerfile builds

# prepare the build in a separate layer
RUN make clean build/prepare
# compile separately to optimize multi-platform builds
RUN CGO_ENABLED=0 GOOS=${TARGETOS:-linux} GOARCH=${TARGETARCH} make build/compile

# Use distroless as minimal base image to package the model-registry binary
# Refer to https://github.com/GoogleContainerTools/distroless for more details
FROM registry.access.redhat.com/ubi8/ubi-minimal:latest
WORKDIR /
# copy the registry binary
COPY --from=builder /workspace/model-registry .
USER 65532:65532

ENTRYPOINT ["/model-registry"]