ARG RUNTIME_IMAGE=debian:buster-20200514-slim ARG BUILDPLATFORM=linux/amd64 # Precompile key slow-to-build dependencies FROM --platform=$BUILDPLATFORM golang:1.14.2-alpine as go-deps WORKDIR /linkerd-build COPY go.mod go.sum ./ COPY bin/install-deps bin/ RUN go mod download ARG TARGETARCH RUN ./bin/install-deps $TARGETARCH FROM --platform=$BUILDPLATFORM $RUNTIME_IMAGE as fetch RUN apt-get update && apt-get install -y ca-certificates curl jq WORKDIR /build COPY bin/fetch-proxy bin/fetch-proxy COPY .proxy-version proxy-version ARG TARGETARCH RUN (proxy=$(bin/fetch-proxy $(cat proxy-version) $TARGETARCH) && \ mv "$proxy" linkerd2-proxy) ## compile proxy-identity agent FROM go-deps as golang WORKDIR /linkerd-build COPY pkg/flags pkg/flags COPY pkg/tls pkg/tls COPY pkg/version pkg/version ARG TARGETARCH RUN CGO_ENABLED=0 GOOS=linux GOARCH=$TARGETARCH go build -mod=readonly ./pkg/... COPY proxy-identity proxy-identity RUN CGO_ENABLED=0 GOOS=linux GOARCH=$TARGETARCH go build -o /out/proxy-identity -mod=readonly -ldflags "-s -w" ./proxy-identity FROM $RUNTIME_IMAGE as runtime COPY --from=fetch /build/target/proxy/LICENSE /usr/lib/linkerd/LICENSE COPY --from=fetch /build/proxy-version /usr/lib/linkerd/linkerd2-proxy-version.txt COPY --from=fetch /build/linkerd2-proxy /usr/lib/linkerd/linkerd2-proxy COPY --from=golang /out/proxy-identity /usr/lib/linkerd/linkerd2-proxy-identity COPY proxy-identity/run-proxy.sh /usr/bin/linkerd2-proxy-run ARG LINKERD_VERSION ENV LINKERD_CONTAINER_VERSION_OVERRIDE=${LINKERD_VERSION} ENV LINKERD2_PROXY_LOG=warn,linkerd=info ENV LINKERD2_PROXY_LOG_FORMAT=plain ENTRYPOINT ["/usr/bin/linkerd2-proxy-run"]