diff options
| author |   Florin Coras <fcoras@cisco.com> | 2020-04-16 04:30:22 +0000 |
|---|---|---|
| committer |   Dave Barach <openvpp@barachs.net> | 2020-04-17 14:58:23 +0000 |
| commit | d50ff7fba167035b10def282b5ec166fa7899948 (patch) | |
| tree | c228e4e1abf11118730c568643134c887dac3d71 /src/vnet/tcp/tcp.c | |
| parent | ce815deb72fd3941b000aecec931131afc9d6c34 (diff) | |
session tcp: track half open in app wrk
Type: improvement
Do extra checks when establishing an active connect and cleanup pending
connects if application detaches.
Signed-off-by: Florin Coras <fcoras@cisco.com>
Change-Id: Ibe9349db57b313ba2aa5ea3960ef5cf755f5098a
Diffstat (limited to 'src/vnet/tcp/tcp.c')
| -rw-r--r-- | src/vnet/tcp/tcp.c | 18 |
1 files changed, 16 insertions, 2 deletions
diff --git a/src/vnet/tcp/tcp.c b/src/vnet/tcp/tcp.c index e4335e06769..7798009d2cd 100644 --- a/src/vnet/tcp/tcp.c +++ b/src/vnet/tcp/tcp.c @@ -186,7 +186,7 @@ tcp_session_get_listener (u32 listener_index) * */ static void -tcp_half_open_connection_del (tcp_connection_t * tc) +tcp_half_open_connection_free (tcp_connection_t * tc) { tcp_main_t *tm = vnet_get_tcp_main (); clib_spinlock_lock_if_init (&tm->half_open_lock); @@ -214,9 +214,10 @@ tcp_half_open_connection_cleanup (tcp_connection_t * tc) if (tc->c_thread_index != vlib_get_thread_index ()) return 1; + session_half_open_delete_notify (TRANSPORT_PROTO_TCP, tc->c_s_ho_handle); wrk = tcp_get_worker (tc->c_thread_index); tcp_timer_reset (&wrk->timer_wheel, tc, TCP_TIMER_RETRANSMIT_SYN); - tcp_half_open_connection_del (tc); + tcp_half_open_connection_free (tc); return 0; } @@ -444,6 +445,18 @@ tcp_session_cleanup (u32 conn_index, u32 thread_index) } static void +tcp_session_cleanup_ho (u32 conn_index) +{ + tcp_worker_ctx_t *wrk; + tcp_connection_t *tc; + + tc = tcp_half_open_connection_get (conn_index); + wrk = tcp_get_worker (tc->c_thread_index); + tcp_timer_reset (&wrk->timer_wheel, tc, TCP_TIMER_RETRANSMIT_SYN); + tcp_half_open_connection_free (tc); +} + +static void tcp_session_reset (u32 conn_index, u32 thread_index) { tcp_connection_t *tc; @@ -1148,6 +1161,7 @@ const static transport_proto_vft_t tcp_proto = { .connect = tcp_session_open, .close = tcp_session_close, .cleanup = tcp_session_cleanup, + .cleanup_ho = tcp_session_cleanup_ho, .reset = tcp_session_reset, .send_params = tcp_session_send_params, .update_time = tcp_update_time, |