diff --git a/server_config.go b/impl/server_config.go
similarity index 57%
rename from server_config.go
rename to impl/server_config.go
index c95dc76..0c0dac1 100644
--- a/server_config.go
+++ b/impl/server_config.go
@@ -1,16 +1,18 @@
-package main
+package impl
 
 import (
 	"golang.org/x/net/context"
 	pb "loafle.com/overflow/crawler_go/grpc"
+	"loafle.com/overflow/crawler_go"
 )
 
-type ConfigServer struct {
+type ConfigServerImpl struct {
+	Crawlers map[string]crawler.Crawler
 }
 
-func (s *ConfigServer) Add(c context.Context, in *pb.Input) (*pb.Output, error) {
+func (s *ConfigServerImpl) Add(c context.Context, in *pb.Input) (*pb.Output, error) {
 	output := &pb.Output{}
-	if c, ok := g_crawlers[in.Name.String()]; ok {
+	if c, ok := s.Crawlers[in.Name.String()]; ok {
 		rd, err := c.Add(in.Id)
 		if err != nil {
 			// process error
@@ -21,9 +23,9 @@ func (s *ConfigServer) Add(c context.Context, in *pb.Input) (*pb.Output, error)
 	}
 	return output, nil
 }
-func (s *ConfigServer) Remove(c context.Context, in *pb.Input) (*pb.Output, error) {
+func (s *ConfigServerImpl) Remove(c context.Context, in *pb.Input) (*pb.Output, error) {
 	output := &pb.Output{}
-	if c, ok := g_crawlers[in.Name.String()]; ok {
+	if c, ok := s.Crawlers[in.Name.String()]; ok {
 		rd, err := c.Remove(in.Id)
 		if err != nil {
 			// process error
@@ -34,11 +36,11 @@ func (s *ConfigServer) Remove(c context.Context, in *pb.Input) (*pb.Output, erro
 	}
 	return output, nil
 }
-func (s *ConfigServer) Init(c context.Context, inputArray *pb.InputArray) (*pb.Output, error) {
+func (s *ConfigServerImpl) Init(c context.Context, inputArray *pb.InputArray) (*pb.Output, error) {
 	output := &pb.Output{}
 	
 	for _,in := range inputArray.In {
-		if c, ok := g_crawlers[in.Name.String()]; ok {
+		if c, ok := s.Crawlers[in.Name.String()]; ok {
 			rd, err := c.Init(in.Path)
 			if err != nil {
 				// process error
diff --git a/server_data.go b/impl/server_data.go
similarity index 53%
rename from server_data.go
rename to impl/server_data.go
index cabe023..1b8a6a6 100644
--- a/server_data.go
+++ b/impl/server_data.go
@@ -1,18 +1,20 @@
-package main
+package impl
 
 import (
 	"golang.org/x/net/context"
 	pb "loafle.com/overflow/crawler_go/grpc"
+	"loafle.com/overflow/crawler_go"
 )
 
-type DataServer struct {
+type DataServerImpl struct {
+	Crawlers map[string]crawler.Crawler
 }
 
-func (s *DataServer) Get(c context.Context, in *pb.Input) (*pb.Output, error) {
+func (s *DataServerImpl) Get(c context.Context, in *pb.Input) (*pb.Output, error) {
 
 	output := &pb.Output{}
 
-	if c, ok := g_crawlers[in.Name.String()]; ok {
+	if c, ok := s.Crawlers[in.Name.String()]; ok {
 		rd, err := c.Get(in.Id)
 		if err != nil {
 			// process error
diff --git a/server_status.go b/impl/server_status.go
similarity index 53%
rename from server_status.go
rename to impl/server_status.go
index 65c2b9e..dbe2ae0 100644
--- a/server_status.go
+++ b/impl/server_status.go
@@ -1,14 +1,14 @@
-package main
+package impl
 
 import(
 	"golang.org/x/net/context"
 	pb "loafle.com/overflow/crawler_go/grpc"
 )
 
-type StatusServer struct {
+type StatusServerImpl struct {
 }
 
-func (s *StatusServer) Status(c context.Context, in *pb.Empty) (*pb.Boolean, error) {
+func (s *StatusServerImpl) Status(c context.Context, in *pb.Empty) (*pb.Boolean, error) {
 	output := &pb.Boolean{}
 	output.Check =true
 	return output, nil
diff --git a/network_crawler.go b/network_crawler.go
index cabe3ea..5fff75c 100644
--- a/network_crawler.go
+++ b/network_crawler.go
@@ -6,6 +6,7 @@ import (
 	"loafle.com/overflow/crawler_go"
 	pb "loafle.com/overflow/crawler_go/grpc"
 	"loafle.com/overflow/crawler_go/health_crawler/redis_protocol_crawler_go"
+	"loafle.com/overflow/rpc_network_crawler_go/impl"
 	"log"
 	"net"
 	"loafle.com/overflow/crawler_go/health_crawler/activedirectory_protocol_crawler_go"
@@ -94,5 +95,9 @@ func start(rc pb.ConfigServer, rd pb.DataServer, rs pb.StatusServer) {
 
 func main() {
 	initCrawlers()
-	start(&ConfigServer{}, &DataServer{}, &StatusServer{})
+	start(&impl.ConfigServerImpl{
+		Crawlers : g_crawlers,
+	}, &impl.DataServerImpl{
+		Crawlers : g_crawlers,
+	}, &impl.StatusServerImpl{})
 }
diff --git a/network_crawler_test.go b/network_crawler_test.go
index bdec158..f06761b 100644
--- a/network_crawler_test.go
+++ b/network_crawler_test.go
@@ -19,7 +19,7 @@ type call func() crawler.Crawler
 func startRPCServerTest(cc call) {
 	rr := cc()
 	AddDelegate(pb.Crawlers_HEALTH_REDIS.String(), rr)
-	go start(&ConfigServer{}, &DataServer{},&StatusServer{})
+	go start(&ConfigServerImpl{}, &DataServerImpl{},&StatusServerImpl{})
 }
 
 func clientCall(t *testing.T, cl pb.Crawlers) {