Dockerfile

# Build the manager binary
FROM golang:1.17 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 go env -w GOPROXY="https://goproxy.io"
# RUN go env -w GOPROXY="https://goproxy.cn"
RUN go mod download

# Copy the go source
COPY main.go main.go
COPY api/ api/
COPY controllers/ controllers/

# Build
RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -o manager main.go

# Use distroless as minimal base image to package the manager binary
# Refer to https://github.com/GoogleContainerTools/distroless for more details
#FROM registry.okd4.ts-1.staging-snappcloud.io/public-reg/ubi-minimal:8.3
FROM docker.io/library/alpine:latest
WORKDIR /
COPY --from=builder /workspace/manager .
USER 65532:65532

ENTRYPOINT ["/manager"]