add rename function for roles

packages/httpRequest/hubs.go

@@ -488,3 +488,30 @@ func HandleHubSelfRoleRemove(response http.ResponseWriter, request *http.Request
 	hubUser.Roles.Remove(roleId)
 	response.WriteHeader(http.StatusAccepted)
 }
+
+func PermissionSetRoleName(response http.ResponseWriter, request *http.Request) {
+	_, hub, _, ok := hubPermissionContext(response, request, normal, types.PermissionSetRoleName)
+	if !ok {
+		return
+	}
+	roleId, err := convertions.StringToUint8(request.FormValue("roleid"))
+	if err != nil {
+		http.Error(response, "bad roleid", http.StatusBadRequest)
+		return
+	}
+	newName := request.FormValue("newname")
+	if newName == "" {
+		http.Error(response, "name empty", http.StatusBadRequest)
+		return
+	}
+
+	hub.Mu.Lock()
+	role := hub.Roles[roleId]
+	if role == nil {
+		http.Error(response, "no such role", http.StatusNotFound)
+		return
+	}
+	role.Name = newName
+	hub.Mu.Unlock()
+	response.WriteHeader(http.StatusAccepted)
+}