FROM golang:1.23 AS builder

WORKDIR /workspace

# 创建临时目录结构
RUN mkdir -p modules/k8s

# Copy the Go Modules manifests
COPY go.mod go.mod
COPY go.sum go.sum

# 禁用所有代理
ENV HTTP_PROXY=""
ENV HTTPS_PROXY=""
ENV http_proxy=""
ENV https_proxy=""
ENV GOPROXY=https://goproxy.cn,direct

# 下载依赖
RUN go mod download

# Copy the Go source code
COPY modules/k8s/ modules/k8s/

# Build the controller-manager binary
RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o controller-manager modules/k8s/cmd/controller-manager/controller-manager.go

# Build a small image
FROM alpine:3.18

WORKDIR /

# 创建非 root 用户
RUN addgroup -g 65532 nonroot && \
    adduser -u 65532 -G nonroot -D nonroot

COPY --from=builder /workspace/modules/k8s/controller/ modules/k8s/controller/
COPY --from=builder /workspace/controller-manager .

USER 65532:65532

ENTRYPOINT ["/controller-manager"]

# $ docker build -t devstar-controller-manager:latest -f modules/k8s/Dockerfile.controller-manager .