wireguard: add ipv6 support

[vpp.git] / src / plugins / wireguard / wireguard_if.c

diff --git a/src/plugins/wireguard/wireguard_if.c b/src/plugins/wireguard/wireguard_if.c
index 0866d24..ad8f42c 100644 (file)
--- a/src/plugins/wireguard/wireguard_if.c
+++ b/src/plugins/wireguard/wireguard_if.c
@@ -49,7 +49,6 @@ format_wg_if (u8 * s, va_list * args)
   noise_local_t *local = noise_local_get (wgi->local_idx);
   u8 key[NOISE_KEY_LEN_BASE64];
 
-
   s = format (s, "[%d] %U src:%U port:%d",
              wgii,
              format_vnet_sw_if_index_name, vnet_get_main (),
@@ -290,7 +289,12 @@ wg_if_create (u32 user_instance,
 
   vec_validate_init_empty (wg_if_indexes_by_port, port, NULL);
   if (vec_len (wg_if_indexes_by_port[port]) == 0)
-    udp_register_dst_port (vlib_get_main (), port, wg_input_node.index, 1);
+    {
+      udp_register_dst_port (vlib_get_main (), port, wg4_input_node.index,
+                            UDP_IP4);
+      udp_register_dst_port (vlib_get_main (), port, wg6_input_node.index,
+                            UDP_IP6);
+    }
 
   vec_add1 (wg_if_indexes_by_port[port], t_idx);
 
@@ -350,7 +354,10 @@ wg_if_delete (u32 sw_if_index)
        }
     }
   if (vec_len (ifs) == 0)
-    udp_unregister_dst_port (vlib_get_main (), wg_if->port, 1);
+    {
+      udp_unregister_dst_port (vlib_get_main (), wg_if->port, 1);
+      udp_unregister_dst_port (vlib_get_main (), wg_if->port, 0);
+    }
 
   vnet_delete_hw_interface (vnm, hw->hw_if_index);
   pool_put_index (noise_local_pool, wg_if->local_idx);
@@ -365,8 +372,12 @@ wg_if_peer_add (wg_if_t * wgi, index_t peeri)
   hash_set (wgi->peers, peeri, peeri);
 
   if (1 == hash_elts (wgi->peers))
-    vnet_feature_enable_disable ("ip4-output", "wg-output-tun",
-                                wgi->sw_if_index, 1, 0, 0);
+    {
+      vnet_feature_enable_disable ("ip4-output", "wg4-output-tun",
+                                  wgi->sw_if_index, 1, 0, 0);
+      vnet_feature_enable_disable ("ip6-output", "wg6-output-tun",
+                                  wgi->sw_if_index, 1, 0, 0);
+    }
 }
 
 void
@@ -375,8 +386,12 @@ wg_if_peer_remove (wg_if_t * wgi, index_t peeri)
   hash_unset (wgi->peers, peeri);
 
   if (0 == hash_elts (wgi->peers))
-    vnet_feature_enable_disable ("ip4-output", "wg-output-tun",
-                                wgi->sw_if_index, 0, 0, 0);
+    {
+      vnet_feature_enable_disable ("ip4-output", "wg4-output-tun",
+                                  wgi->sw_if_index, 0, 0, 0);
+      vnet_feature_enable_disable ("ip6-output", "wg6-output-tun",
+                                  wgi->sw_if_index, 0, 0, 0);
+    }
 }
 
 void