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 $TARGETARCH
11
12## compile controller service
13FROM go-deps as golang
14WORKDIR /linkerd-build
15COPY jaeger jaeger
16COPY controller/gen controller/gen
17COPY pkg pkg
18COPY controller controller
19COPY charts/partials charts/partials
20
21ARG TARGETARCH
22RUN CGO_ENABLED=0 GOOS=linux GOARCH=$TARGETARCH go build -o /out/injector -tags prod -mod=readonly -ldflags "-s -w" ./jaeger/injector/cmd
23
24## package runtime
25FROM scratch
26ARG LINKERD_VERSION
27ENV LINKERD_CONTAINER_VERSION_OVERRIDE=${LINKERD_VERSION}
28COPY --from=golang /out/injector /injector
29
30ENTRYPOINT ["/injector"]
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