LISP: add P-ITR/P-ETR/xTR API handlers, ONE-24

Change-Id: I25937cd7470c826d1e833e65530ae959c39139d8
Signed-off-by: Filip Tehlar <ftehlar@cisco.com>

6 files changed, 19 insertions, 9 deletions

diff --git a/src/vnet/lisp-gpe/interface.c b/src/vnet/lisp-gpe/interface.c
index a0c05e85682..84933ec3987 100644
--- a/src/vnet/lisp-gpe/interface.c
+++ b/src/vnet/lisp-gpe/interface.c
@@ -575,7 +575,8 @@ lisp_gpe_tenant_add_default_routes (u32 table_id)
  * @return number of vectors in frame.
  */
 u32
-lisp_gpe_add_l3_iface (lisp_gpe_main_t * lgm, u32 vni, u32 table_id)
+lisp_gpe_add_l3_iface (lisp_gpe_main_t * lgm, u32 vni, u32 table_id,
+		       u8 with_default_routes)
 {
   vnet_main_t *vnm = lgm->vnet_main;
   tunnel_lookup_t *l3_ifaces = &lgm->l3_ifaces;
@@ -603,7 +604,8 @@ lisp_gpe_add_l3_iface (lisp_gpe_main_t * lgm, u32 vni, u32 table_id)
 
   /* insert default routes that point to lisp-cp lookup */
   lisp_gpe_iface_set_table (hi->sw_if_index, table_id);
-  lisp_gpe_tenant_add_default_routes (table_id);
+  if (with_default_routes)
+    lisp_gpe_tenant_add_default_routes (table_id);
 
   /* enable interface */
   vnet_sw_interface_set_flags (vnm, hi->sw_if_index,
@@ -908,7 +910,9 @@ lisp_gpe_add_del_iface_command_fn (vlib_main_t * vm, unformat_input_t * input,
     {
       if (is_add)
 	{
-	  if (~0 == lisp_gpe_tenant_l3_iface_add_or_lock (vni, table_id))
+	  if (~0 == lisp_gpe_tenant_l3_iface_add_or_lock (vni, table_id, 1
+							  /* with_default_route */
+	      ))
 	    {
 	      error = clib_error_return (0, "L3 interface not created");
 	      goto done;
diff --git a/src/vnet/lisp-gpe/lisp_gpe.h b/src/vnet/lisp-gpe/lisp_gpe.h
index fe51ed06eb1..f1fa7715820 100644
--- a/src/vnet/lisp-gpe/lisp_gpe.h
+++ b/src/vnet/lisp-gpe/lisp_gpe.h
@@ -203,7 +203,8 @@ lisp_gpe_l3_iface_find_or_create (lisp_gpe_main_t * lgm,
 extern void lisp_gpe_del_l2_iface (lisp_gpe_main_t * lgm, u32 vni, u32 bd_id);
 extern u32 lisp_gpe_add_l2_iface (lisp_gpe_main_t * lgm, u32 vni, u32 bd_id);
 extern void lisp_gpe_del_l3_iface (lisp_gpe_main_t * lgm, u32 vni, u32 bd_id);
-extern u32 lisp_gpe_add_l3_iface (lisp_gpe_main_t * lgm, u32 vni, u32 bd_id);
+extern u32 lisp_gpe_add_l3_iface (lisp_gpe_main_t * lgm, u32 vni, u32 bd_id,
+				  u8 with_default_route);
 
 
 typedef struct
diff --git a/src/vnet/lisp-gpe/lisp_gpe_api.c b/src/vnet/lisp-gpe/lisp_gpe_api.c
index 4367a7194d9..4ed480c4fd8 100644
--- a/src/vnet/lisp-gpe/lisp_gpe_api.c
+++ b/src/vnet/lisp-gpe/lisp_gpe_api.c
@@ -405,7 +405,7 @@ vl_api_gpe_add_del_iface_t_handler (vl_api_gpe_add_del_iface_t * mp)
     {
       if (mp->is_add)
 	{
-	  if (~0 == lisp_gpe_tenant_l3_iface_add_or_lock (vni, dp_table))
+	  if (~0 == lisp_gpe_tenant_l3_iface_add_or_lock (vni, dp_table, 1))
 	    rv = 1;
 	}
       else
diff --git a/src/vnet/lisp-gpe/lisp_gpe_sub_interface.c b/src/vnet/lisp-gpe/lisp_gpe_sub_interface.c
index 6e145f527fb..3f56dbea08d 100644
--- a/src/vnet/lisp-gpe/lisp_gpe_sub_interface.c
+++ b/src/vnet/lisp-gpe/lisp_gpe_sub_interface.c
@@ -135,7 +135,8 @@ lisp_gpe_sub_interface_find_or_create_and_lock (const ip_address_t * lrloc,
        * find the main interface from the VNI
        */
       main_sw_if_index =
-	lisp_gpe_tenant_l3_iface_add_or_lock (vni, overlay_table_id);
+	lisp_gpe_tenant_l3_iface_add_or_lock (vni, overlay_table_id,
+					      1 /* with_default_route */ );
 
       vnet_sw_interface_t sub_itf_template = {
 	.type = VNET_SW_INTERFACE_TYPE_SUB,
diff --git a/src/vnet/lisp-gpe/lisp_gpe_tenant.c b/src/vnet/lisp-gpe/lisp_gpe_tenant.c
index 2c77739edc8..814b0d316cb 100644
--- a/src/vnet/lisp-gpe/lisp_gpe_tenant.c
+++ b/src/vnet/lisp-gpe/lisp_gpe_tenant.c
@@ -102,11 +102,13 @@ lisp_gpe_tenant_delete_if_empty (lisp_gpe_tenant_t * lt)
  *
  * @paran vni The tenant's VNI
  * @param table_id the Tenant's L3 table ID.
+ * @param with_default_route Install default route for the interface
  *
  * @return the SW IF index of the L3 interface
  */
 u32
-lisp_gpe_tenant_l3_iface_add_or_lock (u32 vni, u32 table_id)
+lisp_gpe_tenant_l3_iface_add_or_lock (u32 vni, u32 table_id,
+				      u8 with_default_route)
 {
   lisp_gpe_tenant_t *lt;
 
@@ -121,7 +123,8 @@ lisp_gpe_tenant_l3_iface_add_or_lock (u32 vni, u32 table_id)
     {
       /* create the l3 interface since there are currently no users of it */
       lt->lt_l3_sw_if_index =
-	lisp_gpe_add_l3_iface (&lisp_gpe_main, vni, table_id);
+	lisp_gpe_add_l3_iface (&lisp_gpe_main, vni, table_id,
+			       with_default_route);
     }
 
   lt->lt_locks[LISP_GPE_TENANT_LOCK_L3_IFACE]++;
diff --git a/src/vnet/lisp-gpe/lisp_gpe_tenant.h b/src/vnet/lisp-gpe/lisp_gpe_tenant.h
index 5db7dde833b..a9271da91f5 100644
--- a/src/vnet/lisp-gpe/lisp_gpe_tenant.h
+++ b/src/vnet/lisp-gpe/lisp_gpe_tenant.h
@@ -67,7 +67,8 @@ typedef struct lisp_gpe_tenant_t_
 
 extern u32 lisp_gpe_tenant_find_or_create (u32 vni);
 
-extern u32 lisp_gpe_tenant_l3_iface_add_or_lock (u32 vni, u32 vrf);
+extern u32 lisp_gpe_tenant_l3_iface_add_or_lock (u32 vni, u32 vrf,
+						 u8 with_default_route);
 extern void lisp_gpe_tenant_l3_iface_unlock (u32 vni);
 
 extern u32 lisp_gpe_tenant_l2_iface_add_or_lock (u32 vni, u32 vrf);