LISP: Map-server fallback feature

Change-Id: I1356296e1a85b5d532f45ba70572b2184ac3f6fb
Signed-off-by: Filip Tehlar <ftehlar@cisco.com>

1 files changed, 94 insertions, 0 deletions

diff --git a/src/vat/api_format.c b/src/vat/api_format.c
index 27286686..f97cdeef 100644
--- a/src/vat/api_format.c
+++ b/src/vat/api_format.c
@@ -2931,6 +2931,39 @@ static void
 }
 
 static void
+  vl_api_show_one_map_register_fallback_threshold_reply_t_handler
+  (vl_api_show_one_map_register_fallback_threshold_reply_t * mp)
+{
+  vat_main_t *vam = &vat_main;
+  int retval = clib_net_to_host_u32 (mp->retval);
+
+  vl_api_show_one_map_register_fallback_threshold_reply_t_endian (mp);
+  print (vam->ofp, "fallback threshold value: %d", mp->value);
+
+  vam->retval = retval;
+  vam->result_ready = 1;
+}
+
+static void
+  vl_api_show_one_map_register_fallback_threshold_reply_t_handler_json
+  (vl_api_show_one_map_register_fallback_threshold_reply_t * mp)
+{
+  vat_main_t *vam = &vat_main;
+  vat_json_node_t _node, *node = &_node;
+  int retval = clib_net_to_host_u32 (mp->retval);
+
+  vl_api_show_one_map_register_fallback_threshold_reply_t_endian (mp);
+  vat_json_init_object (node);
+  vat_json_object_add_uint (node, "value", mp->value);
+
+  vat_json_print (vam->ofp, node);
+  vat_json_free (node);
+
+  vam->retval = retval;
+  vam->result_ready = 1;
+}
+
+static void
   vl_api_show_one_map_register_state_reply_t_handler
   (vl_api_show_one_map_register_state_reply_t * mp)
 {
@@ -4663,6 +4696,7 @@ _(one_enable_disable_reply)                             \
 _(one_rloc_probe_enable_disable_reply)                  \
 _(one_map_register_enable_disable_reply)                \
 _(one_map_register_set_ttl_reply)                       \
+_(one_map_register_fallback_threshold_reply)            \
 _(one_pitr_set_locator_set_reply)                       \
 _(one_map_request_mode_reply)                           \
 _(one_add_del_map_request_itr_rlocs_reply)              \
@@ -4890,6 +4924,8 @@ _(ONE_ENABLE_DISABLE_REPLY, one_enable_disable_reply)                   \
 _(ONE_MAP_REGISTER_ENABLE_DISABLE_REPLY,                                \
   one_map_register_enable_disable_reply)                                \
 _(ONE_MAP_REGISTER_SET_TTL_REPLY, one_map_register_set_ttl_reply)       \
+_(ONE_MAP_REGISTER_FALLBACK_THRESHOLD_REPLY,                            \
+  one_map_register_fallback_threshold_reply)                            \
 _(ONE_RLOC_PROBE_ENABLE_DISABLE_REPLY,                                  \
   one_rloc_probe_enable_disable_reply)                                  \
 _(ONE_PITR_SET_LOCATOR_SET_REPLY, one_pitr_set_locator_set_reply)       \
@@ -4937,6 +4973,8 @@ _(SHOW_ONE_RLOC_PROBE_STATE_REPLY, show_one_rloc_probe_state_reply)     \
 _(SHOW_ONE_MAP_REGISTER_STATE_REPLY,                                    \
   show_one_map_register_state_reply)                                    \
 _(SHOW_ONE_MAP_REGISTER_TTL_REPLY, show_one_map_register_ttl_reply)     \
+_(SHOW_ONE_MAP_REGISTER_FALLBACK_THRESHOLD_REPLY,                       \
+  show_one_map_register_fallback_threshold_reply)                       \
 _(AF_PACKET_CREATE_REPLY, af_packet_create_reply)                       \
 _(AF_PACKET_DELETE_REPLY, af_packet_delete_reply)                       \
 _(POLICER_ADD_DEL_REPLY, policer_add_del_reply)                         \
@@ -16162,6 +16200,60 @@ api_lisp_gpe_add_del_iface (vat_main_t * vam)
 }
 
 static int
+api_one_map_register_fallback_threshold (vat_main_t * vam)
+{
+  unformat_input_t *input = vam->input;
+  vl_api_one_map_register_fallback_threshold_t *mp;
+  u32 value = 0;
+  u8 is_set = 0;
+  int ret;
+
+  /* Parse args required to build the message */
+  while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
+    {
+      if (unformat (input, "%u", &value))
+	is_set = 1;
+      else
+	{
+	  clib_warning ("parse error '%U'", format_unformat_error, input);
+	  return -99;
+	}
+    }
+
+  if (!is_set)
+    {
+      errmsg ("fallback threshold value is missing!");
+      return -99;
+    }
+
+  M (ONE_MAP_REGISTER_FALLBACK_THRESHOLD, mp);
+  mp->value = clib_host_to_net_u32 (value);
+
+  /* send it... */
+  S (mp);
+
+  /* Wait for a reply... */
+  W (ret);
+  return ret;
+}
+
+static int
+api_show_one_map_register_fallback_threshold (vat_main_t * vam)
+{
+  vl_api_show_one_map_register_fallback_threshold_t *mp;
+  int ret;
+
+  M (SHOW_ONE_MAP_REGISTER_FALLBACK_THRESHOLD, mp);
+
+  /* send it... */
+  S (mp);
+
+  /* Wait for a reply... */
+  W (ret);
+  return ret;
+}
+
+static int
 api_one_map_register_set_ttl (vat_main_t * vam)
 {
   unformat_input_t *input = vam->input;
@@ -20115,6 +20207,7 @@ _(one_add_del_map_resolver, "<ip4|6-addr> [del]")                       \
 _(one_add_del_map_server, "<ip4|6-addr> [del]")                         \
 _(one_enable_disable, "enable|disable")                                 \
 _(one_map_register_enable_disable, "enable|disable")                    \
+_(one_map_register_fallback_threshold, "<value>")                       \
 _(one_rloc_probe_enable_disable, "enable|disable")                      \
 _(one_add_del_remote_mapping, "add|del vni <vni> eid <dest-eid> "       \
                                "[seid <seid>] "                         \
@@ -20155,6 +20248,7 @@ _(show_one_pitr, "")                                                    \
 _(show_one_use_petr, "")                                                \
 _(show_one_map_request_mode, "")                                        \
 _(show_one_map_register_ttl, "")                                        \
+_(show_one_map_register_fallback_threshold, "")                         \
 _(lisp_add_del_locator_set, "locator-set <locator_name> [iface <intf> |"\
                             " sw_if_index <sw_if_index> p <priority> "  \
                             "w <weight>] [del]")                        \