Source
FROM scratch AS build
ARG VERSION
COPY --from=stagex/core-busybox . /
COPY --from=stagex/core-go . /
COPY --from=stagex/core-ca-certificates . /
ADD fetch/grpcurl-${VERSION}.tar.gz .
ENV GOCACHE=/cache/
ENV GOWORK=off
ENV GOPROXY=https://proxy.golang.org,direct
ENV GOSUMDB=sum.golang.org
ENV CGO_ENABLED=0
ENV GOHOSTOS=linux
ENV GOHOSTARCH=amd64
ENV GOLDFLAGS="-w -extldflags \"-static\" -X \"main.version=${VERSION}\""
WORKDIR /grpcurl-${VERSION}
ENV GOPATH="/grpcurl-${VERSION}"
RUN go get ./...
RUN <<-EOF
set -eu
go build -trimpath -v ./cmd/grpcurl
mkdir -p /rootfs/usr/bin/
cp grpcurl /rootfs/usr/bin/
EOF
FROM stagex/core-filesystem AS package
COPY --from=build /rootfs/ /