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-rw-r--r--src/plugins/wireguard/wireguard_peer.c79
-rw-r--r--src/plugins/wireguard/wireguard_peer.h9
2 files changed, 35 insertions, 53 deletions
diff --git a/src/plugins/wireguard/wireguard_peer.c b/src/plugins/wireguard/wireguard_peer.c
index 922ca8cdae5..b22110af8f6 100644
--- a/src/plugins/wireguard/wireguard_peer.c
+++ b/src/plugins/wireguard/wireguard_peer.c
@@ -16,7 +16,6 @@
#include <vnet/adj/adj_midchain.h>
#include <vnet/fib/fib_table.h>
-#include <vnet/fib/fib_entry_track.h>
#include <wireguard/wireguard_peer.h>
#include <wireguard/wireguard_if.h>
#include <wireguard/wireguard_messages.h>
@@ -64,14 +63,13 @@ wg_peer_clear (vlib_main_t * vm, wg_peer_t * peer)
wg_peer_endpoint_reset (&peer->src);
wg_peer_endpoint_reset (&peer->dst);
- wg_peer_adj_t *peer_adj;
- vec_foreach (peer_adj, peer->adjs)
+ adj_index_t *adj_index;
+ vec_foreach (adj_index, peer->adj_indices)
{
- wg_peer_by_adj_index[peer_adj->adj_index] = INDEX_INVALID;
- if (FIB_NODE_INDEX_INVALID != peer_adj->fib_entry_index)
- fib_entry_untrack (peer_adj->fib_entry_index, peer_adj->sibling_index);
- if (adj_is_valid (peer_adj->adj_index))
- adj_nbr_midchain_unstack (peer_adj->adj_index);
+ wg_peer_by_adj_index[*adj_index] = INDEX_INVALID;
+
+ if (adj_is_valid (*adj_index))
+ adj_midchain_delegate_unstack (*adj_index);
}
peer->input_thread_index = ~0;
peer->output_thread_index = ~0;
@@ -87,7 +85,7 @@ wg_peer_clear (vlib_main_t * vm, wg_peer_t * peer)
peer->timer_need_another_keepalive = false;
vec_free (peer->rewrite);
vec_free (peer->allowed_ips);
- vec_free (peer->adjs);
+ vec_free (peer->adj_indices);
}
static void
@@ -99,17 +97,17 @@ wg_peer_init (vlib_main_t * vm, wg_peer_t * peer)
}
static void
-wg_peer_adj_stack (wg_peer_t *peer, wg_peer_adj_t *peer_adj)
+wg_peer_adj_stack (wg_peer_t *peer, adj_index_t ai)
{
ip_adjacency_t *adj;
u32 sw_if_index;
wg_if_t *wgi;
fib_protocol_t fib_proto;
- if (!adj_is_valid (peer_adj->adj_index))
+ if (!adj_is_valid (ai))
return;
- adj = adj_get (peer_adj->adj_index);
+ adj = adj_get (ai);
sw_if_index = adj->rewrite_header.sw_if_index;
u8 is_ip4 = ip46_address_is_ip4 (&peer->src.addr);
fib_proto = is_ip4 ? FIB_PROTOCOL_IP4 : FIB_PROTOCOL_IP6;
@@ -122,7 +120,7 @@ wg_peer_adj_stack (wg_peer_t *peer, wg_peer_adj_t *peer_adj)
if (!vnet_sw_interface_is_admin_up (vnet_get_main (), wgi->sw_if_index) ||
!wg_peer_can_send (peer))
{
- adj_nbr_midchain_unstack (peer_adj->adj_index);
+ adj_midchain_delegate_unstack (ai);
}
else
{
@@ -136,17 +134,18 @@ wg_peer_adj_stack (wg_peer_t *peer, wg_peer_adj_t *peer_adj)
u32 fib_index;
fib_index = fib_table_find (fib_proto, peer->table_id);
- peer_adj->fib_entry_index =
- fib_entry_track (fib_index, &dst, FIB_NODE_TYPE_ADJ,
- peer_adj->adj_index, &peer_adj->sibling_index);
- adj_nbr_midchain_stack_on_fib_entry (
- peer_adj->adj_index, peer_adj->fib_entry_index,
- fib_forw_chain_type_from_fib_proto (dst.fp_proto));
+ adj_midchain_delegate_stack (ai, fib_index, &dst);
}
}
static void
+wg_peer_adj_reset_stacking (adj_index_t ai)
+{
+ adj_midchain_delegate_remove (ai);
+}
+
+static void
wg_peer_66_fixup (vlib_main_t *vm, const ip_adjacency_t *adj, vlib_buffer_t *b,
const void *data)
{
@@ -207,11 +206,11 @@ walk_rc_t
wg_peer_if_admin_state_change (index_t peeri, void *data)
{
wg_peer_t *peer;
- wg_peer_adj_t *peer_adj;
+ adj_index_t *adj_index;
peer = wg_peer_get (peeri);
- vec_foreach (peer_adj, peer->adjs)
+ vec_foreach (adj_index, peer->adj_indices)
{
- wg_peer_adj_stack (peer, peer_adj);
+ wg_peer_adj_stack (peer, *adj_index);
}
return (WALK_CONTINUE);
}
@@ -224,7 +223,6 @@ wg_peer_if_adj_change (index_t peeri, void *data)
ip_adjacency_t *adj;
wg_peer_t *peer;
fib_prefix_t *allowed_ip;
- wg_peer_adj_t *peer_adj;
adj = adj_get (*adj_index);
@@ -234,10 +232,7 @@ wg_peer_if_adj_change (index_t peeri, void *data)
if (fib_prefix_is_cover_addr_46 (allowed_ip,
&adj->sub_type.nbr.next_hop))
{
- vec_add2 (peer->adjs, peer_adj, 1);
- peer_adj->adj_index = *adj_index;
- peer_adj->fib_entry_index = FIB_NODE_INDEX_INVALID;
- peer_adj->sibling_index = ~0;
+ vec_add1 (peer->adj_indices, *adj_index);
vec_validate_init_empty (wg_peer_by_adj_index, *adj_index,
INDEX_INVALID);
@@ -248,7 +243,7 @@ wg_peer_if_adj_change (index_t peeri, void *data)
ADJ_FLAG_MIDCHAIN_IP_STACK,
vec_dup (peer->rewrite));
- wg_peer_adj_stack (peer, peer_adj);
+ wg_peer_adj_stack (peer, *adj_index);
return (WALK_STOP);
}
}
@@ -342,25 +337,19 @@ wg_peer_update_endpoint (index_t peeri, const ip46_address_t *addr, u16 port)
peer->rewrite = wg_build_rewrite (&peer->src.addr, peer->src.port,
&peer->dst.addr, peer->dst.port, is_ip4);
- wg_peer_adj_t *peer_adj;
- vec_foreach (peer_adj, peer->adjs)
+ adj_index_t *adj_index;
+ vec_foreach (adj_index, peer->adj_indices)
{
- if (FIB_NODE_INDEX_INVALID != peer_adj->fib_entry_index)
- {
- fib_entry_untrack (peer_adj->fib_entry_index,
- peer_adj->sibling_index);
- peer_adj->fib_entry_index = FIB_NODE_INDEX_INVALID;
- peer_adj->sibling_index = ~0;
- }
-
- if (adj_is_valid (peer_adj->adj_index))
+ if (adj_is_valid (*adj_index))
{
adj_midchain_fixup_t fixup =
- wg_peer_get_fixup (peer, adj_get_link_type (peer_adj->adj_index));
- adj_nbr_midchain_update_rewrite (peer_adj->adj_index, fixup, NULL,
+ wg_peer_get_fixup (peer, adj_get_link_type (*adj_index));
+ adj_nbr_midchain_update_rewrite (*adj_index, fixup, NULL,
ADJ_FLAG_MIDCHAIN_IP_STACK,
vec_dup (peer->rewrite));
- wg_peer_adj_stack (peer, peer_adj);
+
+ wg_peer_adj_reset_stacking (*adj_index);
+ wg_peer_adj_stack (peer, *adj_index);
}
}
}
@@ -507,9 +496,9 @@ format_wg_peer (u8 * s, va_list * va)
{
index_t peeri = va_arg (*va, index_t);
fib_prefix_t *allowed_ip;
+ adj_index_t *adj_index;
u8 key[NOISE_KEY_LEN_BASE64];
wg_peer_t *peer;
- wg_peer_adj_t *peer_adj;
peer = wg_peer_get (peeri);
key_to_base64 (peer->remote.r_public, NOISE_PUBLIC_KEY_LEN, key);
@@ -522,9 +511,9 @@ format_wg_peer (u8 * s, va_list * va)
peer->wg_sw_if_index, peer->persistent_keepalive_interval, peer->flags,
pool_elts (peer->api_clients));
s = format (s, "\n adj:");
- vec_foreach (peer_adj, peer->adjs)
+ vec_foreach (adj_index, peer->adj_indices)
{
- s = format (s, " %d", peer_adj->adj_index);
+ s = format (s, " %d", *adj_index);
}
s = format (s, "\n key:%=s %U", key, format_hex_bytes,
peer->remote.r_public, NOISE_PUBLIC_KEY_LEN);
diff --git a/src/plugins/wireguard/wireguard_peer.h b/src/plugins/wireguard/wireguard_peer.h
index c07ea894b36..85df0727902 100644
--- a/src/plugins/wireguard/wireguard_peer.h
+++ b/src/plugins/wireguard/wireguard_peer.h
@@ -68,13 +68,6 @@ typedef enum
WG_PEER_ESTABLISHED = 0x2,
} wg_peer_flags;
-typedef struct wg_peer_adj_t_
-{
- adj_index_t adj_index;
- fib_node_index_t fib_entry_index;
- u32 sibling_index;
-} wg_peer_adj_t;
-
typedef struct wg_peer
{
noise_remote_t remote;
@@ -87,7 +80,7 @@ typedef struct wg_peer
wg_peer_endpoint_t dst;
wg_peer_endpoint_t src;
u32 table_id;
- wg_peer_adj_t *adjs;
+ adj_index_t *adj_indices;
/* rewrite built from address information */
u8 *rewrite;