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Dockerfile
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Dockerfile
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# Build the manager binary
FROM golang:1.19 as builder
ARG VERSION=dev
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 mod download
# Copy the go source
COPY main.go main.go
COPY api/ api/
COPY controllers/ controllers/
COPY internal/ internal/
# Build
RUN CGO_ENABLED=0 \
GOOS=linux \
GOARCH=amd64 \
go build -ldflags "-X 'main.serviceVersion=${VERSION}'" -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 gcr.io/distroless/static:nonroot
WORKDIR /
COPY --from=builder /workspace/manager .
USER 65532:65532
ENTRYPOINT ["/manager"]