LISP: add stats API/CLI

Change-Id: I5c5b4d680359cf3635c2d7b0088ea2ba6a428f93
Signed-off-by: Filip Tehlar <ftehlar@cisco.com>
diff --git a/src/vnet/lisp-cp/control.c b/src/vnet/lisp-cp/control.c
index ac11d89..c7853ca 100644
--- a/src/vnet/lisp-cp/control.c
+++ b/src/vnet/lisp-cp/control.c
@@ -3801,6 +3801,29 @@
   return 0;
 }
 
+vnet_api_error_t
+vnet_lisp_stats_enable_disable (u8 enable)
+{
+  lisp_cp_main_t *lcm = vnet_lisp_cp_get_main ();
+
+  if (vnet_lisp_enable_disable_status () == 0)
+    return VNET_API_ERROR_LISP_DISABLED;
+
+  lcm->stats_enabled = enable;
+  return 0;
+}
+
+u8
+vnet_lisp_stats_enable_disable_state (void)
+{
+  lisp_cp_main_t *lcm = vnet_lisp_cp_get_main ();
+
+  if (vnet_lisp_enable_disable_status () == 0)
+    return VNET_API_ERROR_LISP_DISABLED;
+
+  return lcm->stats_enabled;
+}
+
 /* *INDENT-OFF* */
 VLIB_REGISTER_NODE (lisp_retry_service_node,static) = {
     .function = send_map_resolver_service,