23 lines
691 B
Docker
23 lines
691 B
Docker
FROM --platform=${BUILDPLATFORM:-linux/amd64} golang:1.20-alpine as builder
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ARG TARGETPLATFORM
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ARG BUILDPLATFORM
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ARG TARGETOS
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ARG TARGETARCH
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ARG VERSION="dev"
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RUN apk update && apk add -U --no-cache ca-certificates
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WORKDIR /app/
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ADD go.mod go.sum ./
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RUN go mod download
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ADD main.go .
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ADD pkg/ ./pkg
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RUN CGO_ENABLED=0 GOOS=${TARGETOS} GOARCH=${TARGETARCH} go build -ldflags="-w -s -X 'main.Version=${VERSION}'" -o tailscale-exporter main.go
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FROM --platform=${TARGETPLATFORM:-linux/amd64} scratch
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WORKDIR /app/
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COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
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COPY --from=builder /app/tailscale-exporter /app/tailscale-exporter
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ENTRYPOINT ["/app/tailscale-exporter"]
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