38 lines
918 B
Docker
38 lines
918 B
Docker
# Build the manager binary
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FROM golang:1.15 as builder
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ARG TARGETPLATFORM
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WORKDIR /workspace
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ENV GO111MODULE=on \
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CGO_ENABLED=0
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# Copy the Go Modules manifests
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COPY go.mod go.sum ./
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# cache deps before building and copying source so that we don't need to re-download as much
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# and so that source changes don't invalidate our downloaded layer
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RUN go mod download
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# Copy the go source
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COPY . .
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# Build
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RUN export GOOS=$(echo ${TARGETPLATFORM} | cut -d / -f1) && \
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export GOARCH=$(echo ${TARGETPLATFORM} | cut -d / -f2) && \
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GOARM=$(echo ${TARGETPLATFORM} | cut -d / -f3 | cut -c2-) && \
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go build -a -o manager main.go
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# Use distroless as minimal base image to package the manager binary
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# Refer to https://github.com/GoogleContainerTools/distroless for more details
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FROM gcr.io/distroless/static:nonroot
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WORKDIR /
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COPY --from=builder /workspace/manager .
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USER nonroot:nonroot
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ENTRYPOINT ["/manager"]
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