1ARG BUILDPLATFORM=linux/amd64
2
3# Precompile key slow-to-build dependencies
4FROM --platform=$BUILDPLATFORM golang:1.22-alpine as go-deps
5WORKDIR /linkerd-build
6COPY go.mod go.sum ./
7COPY bin/install-deps bin/
8RUN go mod download
9ARG TARGETARCH
10RUN ./bin/install-deps $TARGETARCH
11
12## compile metrics-apiservice
13FROM go-deps as golang
14WORKDIR /linkerd-build
15COPY pkg pkg
16COPY controller controller
17COPY viz/metrics-api viz/metrics-api
18COPY viz/pkg viz/pkg
19
20ARG TARGETARCH
21RUN CGO_ENABLED=0 GOOS=linux GOARCH=$TARGETARCH go build -o /out/metrics-api -tags prod -mod=readonly -ldflags "-s -w" ./viz/metrics-api/cmd
22
23## package runtime
24FROM scratch
25COPY LICENSE /linkerd/LICENSE
26COPY --from=golang /out/metrics-api /metrics-api
27COPY --from=golang /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
28
29ENTRYPOINT ["/metrics-api"]
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