FROM golang AS build-env RUN GO111MODULE=off go get -u github.com/esrrhs/pingtunnel RUN GO111MODULE=off go get -u github.com/esrrhs/pingtunnel/... RUN GO111MODULE=off go install github.com/esrrhs/pingtunnel FROM debian COPY --from=build-env /go/bin/pingtunnel . COPY GeoLite2-Country.mmdb . WORKDIR ./