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 $TARGETARCH
11
12## compile controller service
13FROM go-deps as golang
14WORKDIR /linkerd-build
15COPY controller/gen controller/gen
16COPY pkg pkg
17COPY controller controller
18COPY charts/patch charts/patch
19COPY charts/partials charts/partials
20COPY multicluster multicluster
21
22# Generate static templates
23# TODO: `go generate` does not honor -mod=readonly
24RUN go generate -mod=readonly ./pkg/charts/static
25ARG TARGETARCH
26RUN CGO_ENABLED=0 GOOS=linux GOARCH=$TARGETARCH go build -o /out/controller -tags prod -mod=readonly -ldflags "-s -w" ./controller/cmd
27
28## package runtime
29FROM scratch
30COPY LICENSE /linkerd/LICENSE
31COPY --from=golang /out/controller /controller
32# for heartbeat (https://versioncheck.linkerd.io/version.json)
33COPY --from=golang /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
34
35ARG LINKERD_VERSION
36ENV LINKERD_CONTAINER_VERSION_OVERRIDE=${LINKERD_VERSION}
37ENTRYPOINT ["/controller"]
View as plain text