enhance: make sure protoc-gen-go v2 will be used to generate pb msg (#…

…298)

Signed-off-by: Wei Liu <[email protected]>

Makefile

@@ -3,6 +3,7 @@ PWD 	:= $(shell pwd)
 GOPATH 	:= $(shell $(GO) env GOPATH)
 PROTOC	:= $(shell which protoc)
 PROTOC_VER := $(shell protoc --version)
+INSTALL_PATH := $(PWD)/bin
 
 all: generate-proto
 
@@ -11,9 +12,10 @@ build:
 
 generate-proto: export protoc:=${PWD}/cmake-build/protobuf/protobuf-build/protoc
 generate-proto: build
-	@which protoc-gen-go 1>/dev/null || (echo "Installing protoc-gen-go" && go install google.golang.org/protobuf/cmd/[email protected])
-	@which protoc-gen-go-grpc 1>/dev/null || (echo "Installing protoc-gen-go-grpc" && go install google.golang.org/grpc/cmd/[email protected])
-	@(env bash $(PWD)/scripts/proto_gen_go.sh)
+	@echo "Generate proto files"
+	@echo "Installing protoc-gen-go to ./bin" && GOBIN=$(INSTALL_PATH) go install google.golang.org/protobuf/cmd/[email protected]
+	@echo "Installing protoc-gen-go-grpc to ./bin" && GOBIN=$(INSTALL_PATH)  go install google.golang.org/grpc/cmd/[email protected]
+	@(env bash $(PWD)/scripts/proto_gen_go.sh $(INSTALL_PATH))
 
 clean:
 	@echo "Cleaning up all the generated files"