1ARG BUILDPLATFORM=linux/amd64
2
3# Precompile key slow-to-build dependencies
4FROM --platform=$BUILDPLATFORM golang:1.22-alpine as go-deps
5WORKDIR /linkerd-build
6COPY go.mod go.sum ./
7COPY bin/install-deps bin/
8RUN go mod download
9RUN ./bin/install-deps
10
11## compile binaries
12FROM go-deps as go-gen
13WORKDIR /linkerd-build
14COPY cli cli
15COPY charts charts
16COPY jaeger jaeger
17COPY multicluster multicluster
18COPY viz viz
19
20COPY controller/k8s controller/k8s
21COPY controller/api controller/api
22COPY controller/gen controller/gen
23COPY pkg pkg
24
25# Generate static templates
26# TODO: `go generate` does not honor -mod=readonly
27RUN go generate -mod=readonly ./pkg/charts/static
28RUN go generate -mod=readonly ./jaeger/static
29RUN go generate -mod=readonly ./multicluster/static
30RUN go generate -mod=readonly ./viz/static
31
32RUN mkdir -p /out
33
34FROM go-gen as linux-amd64-full
35RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o /out/linkerd -tags prod -mod=readonly -ldflags "-s -w" ./cli
36ARG LINKERD_VERSION
37ENV GO_LDFLAGS="-s -w -X github.com/linkerd/linkerd2/pkg/version.Version=${LINKERD_VERSION}"
38RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -o /out/linkerd -tags prod -mod=readonly -ldflags "${GO_LDFLAGS}" ./cli
39
40FROM go-gen as linux-arm64-full
41RUN ./bin/install-deps arm64
42RUN CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -o /out/linkerd -tags prod -mod=readonly -ldflags "-s -w" ./cli
43ARG LINKERD_VERSION
44ENV GO_LDFLAGS="-s -w -X github.com/linkerd/linkerd2/pkg/version.Version=${LINKERD_VERSION}"
45RUN CGO_ENABLED=0 GOOS=linux GOARCH=arm64 go build -o /out/linkerd -tags prod -mod=readonly -ldflags "${GO_LDFLAGS}" ./cli
46
47FROM go-gen as linux-arm-full
48RUN ./bin/install-deps arm
49RUN CGO_ENABLED=0 GOOS=linux GOARCH=arm go build -o /out/linkerd -tags prod -mod=readonly -ldflags "-s -w" ./cli
50ARG LINKERD_VERSION
51ENV GO_LDFLAGS="-s -w -X github.com/linkerd/linkerd2/pkg/version.Version=${LINKERD_VERSION}"
52RUN CGO_ENABLED=0 GOOS=linux GOARCH=arm go build -o /out/linkerd -tags prod -mod=readonly -ldflags "${GO_LDFLAGS}" ./cli
53
54FROM go-gen as darwin-full
55RUN CGO_ENABLED=0 GOOS=darwin go build -o /out/linkerd -tags prod -mod=readonly -ldflags "-s -w" ./cli
56ARG LINKERD_VERSION
57ENV GO_LDFLAGS="-s -w -X github.com/linkerd/linkerd2/pkg/version.Version=${LINKERD_VERSION}"
58RUN CGO_ENABLED=0 GOOS=darwin go build -o /out/linkerd -tags prod -mod=readonly -ldflags "${GO_LDFLAGS}" ./cli
59
60FROM go-gen as darwin-arm64-full
61RUN CGO_ENABLED=0 GOOS=darwin GOARCH=arm64 go build -o /out/linkerd -tags prod -mod=readonly -ldflags "-s -w" ./cli
62ARG LINKERD_VERSION
63ENV GO_LDFLAGS="-s -w -X github.com/linkerd/linkerd2/pkg/version.Version=${LINKERD_VERSION}"
64RUN CGO_ENABLED=0 GOOS=darwin GOARCH=arm64 go build -o /out/linkerd -tags prod -mod=readonly -ldflags "${GO_LDFLAGS}" ./cli
65
66FROM go-gen as windows-full
67RUN CGO_ENABLED=0 GOOS=windows go build -o /out/linkerd -tags prod -mod=readonly -ldflags "-s -w" ./cli
68ARG LINKERD_VERSION
69ENV GO_LDFLAGS="-s -w -X github.com/linkerd/linkerd2/pkg/version.Version=${LINKERD_VERSION}"
70RUN CGO_ENABLED=0 GOOS=windows go build -o /out/linkerd -tags prod -mod=readonly -ldflags "${GO_LDFLAGS}" ./cli
71
72#
73# bin/docker-build* will use any of the following targets depending on the
74# value of DOCKER_TARGET, which if it's not set, will be set automatically
75# depending on the host's OS and arch.
76#
77
78FROM scratch as linux-amd64
79COPY LICENSE /linkerd/LICENSE
80COPY --from=linux-amd64-full /out/linkerd /out/linkerd-linux-amd64
81# `ENTRYPOINT` prevents `docker build` from otherwise failing with "Error
82# response from daemon: No command specified."
83ENTRYPOINT ["/out/linkerd-linux-amd64"]
84
85FROM scratch as linux-arm64
86COPY LICENSE /linkerd/LICENSE
87COPY --from=linux-arm64-full /out/linkerd /out/linkerd-linux-arm64
88ENTRYPOINT ["/out/linkerd-linux-arm64"]
89
90FROM scratch as linux-arm
91COPY LICENSE /linkerd/LICENSE
92COPY --from=linux-arm64-full /out/linkerd /out/linkerd-linux-arm
93ENTRYPOINT ["/out/linkerd-linux-arm"]
94
95FROM scratch as darwin
96COPY LICENSE /linkerd/LICENSE
97COPY --from=darwin-full /out/linkerd /out/linkerd-darwin
98ENTRYPOINT ["/out/linkerd-darwin"]
99
100FROM scratch as darwin-arm64
101COPY LICENSE /linkerd/LICENSE
102COPY --from=darwin-arm64-full /out/linkerd /out/linkerd-darwin-arm64
103ENTRYPOINT ["/out/linkerd-darwin-arm64"]
104
105FROM scratch as windows
106COPY LICENSE /linkerd/LICENSE
107COPY --from=windows-full /out/linkerd /out/linkerd-windows
108ENTRYPOINT ["/out/linkerd-windows"]
109
110FROM scratch as multi-arch
111COPY LICENSE /linkerd/LICENSE
112COPY --from=linux-amd64-full /out/linkerd /out/linkerd-linux-amd64
113COPY --from=linux-arm64-full /out/linkerd /out/linkerd-linux-arm64
114COPY --from=linux-arm-full /out/linkerd /out/linkerd-linux-arm
115COPY --from=darwin-full /out/linkerd /out/linkerd-darwin
116COPY --from=darwin-arm64-full /out/linkerd /out/linkerd-darwin-arm64
117COPY --from=windows-full /out/linkerd /out/linkerd-windows
118ENTRYPOINT ["/out/linkerd-linux-amd64"]
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