Add vpe-api message to get vxlan tunnel details.

Change-Id: I3bfb84dfcb08c6ff5cb473f3ce05b91b222182a1
Signed-off-by: Dave Wallace <dwallacelf@gmail.com>

2 files changed, 8 insertions, 0 deletions

diff --git a/vnet/vnet/vxlan/vxlan.c b/vnet/vnet/vxlan/vxlan.c
index 75cbc6c6499..316f8cb1907 100644
--- a/vnet/vnet/vxlan/vxlan.c
+++ b/vnet/vnet/vxlan/vxlan.c
@@ -218,6 +218,9 @@ int vnet_vxlan_add_del_tunnel
       t->hw_if_index = hw_if_index;
       t->sw_if_index = sw_if_index = hi->sw_if_index;
       
+      vec_validate_init_empty (vxm->tunnel_index_by_sw_if_index, sw_if_index, ~0);
+      vxm->tunnel_index_by_sw_if_index[sw_if_index] = t - vxm->tunnels;
+
       if (a->decap_next_index == VXLAN_INPUT_NEXT_L2_INPUT)
         {
 	  l2input_main_t * l2im = &l2input_main;
@@ -242,6 +245,8 @@ int vnet_vxlan_add_del_tunnel
       set_int_l2_mode(vxm->vlib_main, vnm, MODE_L3, t->sw_if_index, 0, 0, 0, 0);
       vec_add1 (vxm->free_vxlan_tunnel_hw_if_indices, t->hw_if_index);
 
+      vxm->tunnel_index_by_sw_if_index[t->sw_if_index] = ~0;
+
       hash_unset (vxm->vxlan_tunnel_by_key, key.as_u64);
 
       vec_free (t->rewrite);
diff --git a/vnet/vnet/vxlan/vxlan.h b/vnet/vnet/vxlan/vxlan.h
index 5c82a3dfd9d..b38e65de4c1 100644
--- a/vnet/vnet/vxlan/vxlan.h
+++ b/vnet/vnet/vxlan/vxlan.h
@@ -102,6 +102,9 @@ typedef struct {
   u64 dummy_str [sizeof(ip4_vxlan_header_t)/sizeof(u64) + 2];
 #define vxlan_dummy_rewrite ((u8 *) &vxlan_main.dummy_str[1])
 
+  /* Mapping from sw_if_index to tunnel index */
+  u32 * tunnel_index_by_sw_if_index;
+
   /* convenience */
   vlib_main_t * vlib_main;
   vnet_main_t * vnet_main;