instalación de protobuff de golang
$ go get -u -v github.com/golang/protobuf/proto
$ go get -u -v github.com/golang/protobuf/protoc-gen-go
Grumpy Gemsbok
$ go get -u -v github.com/golang/protobuf/proto
$ go get -u -v github.com/golang/protobuf/protoc-gen-go
$ go install google.golang.org/protobuf/cmd/[email protected]
$ go install google.golang.org/grpc/cmd/[email protected]