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authorArtem Glazychev <artem.glazychev@xored.com>2020-09-14 11:36:01 +0700
committerNeale Ranns <nranns@cisco.com>2020-09-23 10:11:13 +0000
commit8eb69407c8075e101b773d5a27ea21bd3fc906d7 (patch)
treefe6dffcf1865882a1c32a86d083a68e6c4f7e0af /src/plugins/wireguard/wireguard_peer.h
parent6a3d4cc9a11efbe73a1cda35a64c619eebde0b24 (diff)
wireguard: add handoff node
All timer and control plane functions happen from main thread Type: fix Change-Id: I4fc333c644485cd17e6f426493feef91688d9b24 Signed-off-by: Artem Glazychev <artem.glazychev@xored.com>
Diffstat (limited to 'src/plugins/wireguard/wireguard_peer.h')
-rwxr-xr-xsrc/plugins/wireguard/wireguard_peer.h40
1 files changed, 36 insertions, 4 deletions
diff --git a/src/plugins/wireguard/wireguard_peer.h b/src/plugins/wireguard/wireguard_peer.h
index 99c73f3a0ed..009a6f67aeb 100755
--- a/src/plugins/wireguard/wireguard_peer.h
+++ b/src/plugins/wireguard/wireguard_peer.h
@@ -49,6 +49,9 @@ typedef struct wg_peer
noise_remote_t remote;
cookie_maker_t cookie_maker;
+ u32 input_thread_index;
+ u32 output_thread_index;
+
/* Peer addresses */
wg_peer_endpoint_t dst;
wg_peer_endpoint_t src;
@@ -65,11 +68,22 @@ typedef struct wg_peer
u32 wg_sw_if_index;
/* Timers */
- tw_timer_wheel_16t_2w_512sl_t timer_wheel;
+ tw_timer_wheel_16t_2w_512sl_t *timer_wheel;
u32 timers[WG_N_TIMERS];
u32 timer_handshake_attempts;
u16 persistent_keepalive_interval;
+
+ /* Timestamps */
f64 last_sent_handshake;
+ f64 last_sent_packet;
+ f64 last_received_packet;
+ f64 session_derived;
+ f64 rehandshake_started;
+
+ /* Variable intervals */
+ u32 new_handshake_interval_tick;
+ u32 rehandshake_interval_tick;
+
bool timer_need_another_keepalive;
bool is_dead;
@@ -91,10 +105,9 @@ int wg_peer_add (u32 tun_sw_if_index,
int wg_peer_remove (u32 peer_index);
typedef walk_rc_t (*wg_peer_walk_cb_t) (index_t peeri, void *arg);
-void wg_peer_walk (wg_peer_walk_cb_t fn, void *data);
+index_t wg_peer_walk (wg_peer_walk_cb_t fn, void *data);
u8 *format_wg_peer (u8 * s, va_list * va);
-wg_peer_t *wg_peer_get (index_t peeri);
walk_rc_t wg_peer_if_admin_state_change (wg_if_t * wgi, index_t peeri,
void *data);
@@ -104,11 +117,30 @@ walk_rc_t wg_peer_if_table_change (wg_if_t * wgi, index_t peeri, void *data);
* Expoed for the data-plane
*/
extern index_t *wg_peer_by_adj_index;
+extern wg_peer_t *wg_peer_pool;
static inline wg_peer_t *
+wg_peer_get (index_t peeri)
+{
+ return (pool_elt_at_index (wg_peer_pool, peeri));
+}
+
+static inline index_t
wg_peer_get_by_adj_index (index_t ai)
{
- return wg_peer_get (wg_peer_by_adj_index[ai]);
+ return (wg_peer_by_adj_index[ai]);
+}
+
+/*
+ * Makes choice for thread_id should be assigned.
+*/
+static inline u32
+wg_peer_assign_thread (u32 thread_id)
+{
+ return ((thread_id) ? thread_id
+ : (vlib_num_workers ()?
+ ((unix_time_now_nsec () % vlib_num_workers ()) +
+ 1) : thread_id));
}
#endif // __included_wg_peer_h__