Hi Is there a trick to be able to do a multi stages build using docker 17.x running in minishift [1] ?
E.g. Dockerfile to be processed FROM golang:1.9.4 as builder .. # Build and test the API code RUN CGO_ENABLED=0 GOOS=linux GOARCH=amd64 go build -a -o controller-manager ./cmd/controller-manager/main.go RUN go test ./pkg/... ./cmd/... # Copy the controller-manager into a thin image FROM ubuntu:latest WORKDIR /root/ COPY --from=builder /go/src/ github.com/cmoulliard/my-controller/controller-manager . Docker reports this error : docker build . -f Dockerfile.controller -t gcr.io/kubeships/controller-manager:v1 Sending build context to Docker daemon 246MB Step 1/23 : FROM golang:1.9.4 as builder Error parsing reference: "golang:1.9.4 as builder" is not a valid repository/tag: invalid reference format [1] https://docs.docker.com/develop/develop-images/multistage-build/ Regards Charles
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