diff --git a/cmd/meta_cli/main.go b/cmd/meta_cli/main.go
index 9782b5f..18cf391 100644
--- a/cmd/meta_cli/main.go
+++ b/cmd/meta_cli/main.go
@@ -20,6 +20,7 @@ func main() {
 	password := flag.String("pass", "", "password user")
 	start := flag.Bool("start", false, "start metadata server")
 	stop := flag.Bool("stop", false, "stop metadata server")
+	dryrun := flag.Bool("dryrun", false, "launch in dry node")
 
 	flag.Parse()
 
@@ -30,7 +31,6 @@ func main() {
 		fmt.Println(err)
 		return
 	}
-	fmt.Print(conf)
 
 	db := kv.InitDB(kv.Config{
 		Path: conf.Database.Path,
@@ -46,9 +46,13 @@ func main() {
 			Password: *password,
 			SSHKEY:   *ssh_key,
 		}, db)
-		service.Start("metadata@" + *vm_name)
+		if !*dryrun {
+			service.Start("metadata@" + *vm_name)
+		}
 	} else if *stop {
 		nocloud.UnLoadNoCloudInDB(*vm_name, db)
-		service.Stop("metadata@" + *vm_name)
+		if !*dryrun {
+			service.Stop("metadata@" + *vm_name)
+		}
 	}
 }
diff --git a/internal/load_db/nocloud/render.go b/internal/load_db/nocloud/render.go
index ad7eee1..4fa9386 100644
--- a/internal/load_db/nocloud/render.go
+++ b/internal/load_db/nocloud/render.go
@@ -26,25 +26,21 @@ func renderConfig(path string, cfg Config) (string, error) {
 	return buf.String(), nil
 }
 
-var DB *badger.DB
-
 func LoadNcCloudInDB(config Config, db *badger.DB) {
 	meta_data, _ := renderConfig("templates/meta-data.tmpl", config)
 	user_data, _ := renderConfig("templates/user-data.tmpl", config)
 	network_config, _ := renderConfig("templates/network-config.tmpl", config)
 	vendor_data, _ := renderConfig("templates/vendor-data.tmpl", config)
 
-	DB = db
-
-	kv.AddInDB(DB, "metadata/"+config.Name+"/meta-data", meta_data)
-	kv.AddInDB(DB, "metadata/"+config.Name+"/user-data", user_data)
-	kv.AddInDB(DB, "metadata/"+config.Name+"/network-config", network_config)
-	kv.AddInDB(DB, "metadata/"+config.Name+"/vendor-data", vendor_data)
-	kv.AddInDB(DB, "metadata/"+config.Name+"/vpc", config.VpcName)
-	kv.AddInDB(DB, "metadata/"+config.Name+"/bind_ip", config.BindIP)
-	kv.AddInDB(DB, "metadata/"+config.Name+"/bind_port", config.BindPort)
+	kv.AddInDB(db, "metadata/"+config.Name+"/meta-data", meta_data)
+	kv.AddInDB(db, "metadata/"+config.Name+"/user-data", user_data)
+	kv.AddInDB(db, "metadata/"+config.Name+"/network-config", network_config)
+	kv.AddInDB(db, "metadata/"+config.Name+"/vendor-data", vendor_data)
+	kv.AddInDB(db, "metadata/"+config.Name+"/vpc", config.VpcName)
+	kv.AddInDB(db, "metadata/"+config.Name+"/bind_ip", config.BindIP)
+	kv.AddInDB(db, "metadata/"+config.Name+"/bind_port", config.BindPort)
 }
 
 func UnLoadNoCloudInDB(vm_name string, db *badger.DB) {
-	kv.DeleteInDB(DB, "metadata/"+vm_name)
+	kv.DeleteInDB(db, "metadata/"+vm_name)
 }