*
*/
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);
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;
}
tcp_connection_cleanup (tc);
}
+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)
{
}
port = transport_alloc_local_port (TRANSPORT_PROTO_TCP, lcl_addr);
if (port < 1)
- {
- clib_warning ("Failed to allocate src port");
- return -1;
- }
+ return SESSION_E_NOPORT;
*lcl_port = port;
return 0;
}
rmt, &lcl_addr, &lcl_port);
if (rv)
- return -1;
+ {
+ if (rv != SESSION_E_PORTINUSE)
+ return rv;
+
+ if (session_lookup_connection (rmt->fib_index, &lcl_addr, &rmt->ip,
+ lcl_port, rmt->port, TRANSPORT_PROTO_UDP,
+ rmt->is_ip4))
+ return SESSION_E_PORTINUSE;
+
+ /* 5-tuple is available so increase lcl endpoint refcount and proceed
+ * with connection allocation */
+ transport_share_local_endpoint (TRANSPORT_PROTO_UDP, &lcl_addr,
+ lcl_port);
+ }
/*
* Create connection and send SYN
.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,
static void
tcp_initialize_timer_wheels (tcp_main_t * tm)
{
+ vlib_main_t *vm = vlib_get_main ();
tw_timer_wheel_16t_2w_512sl_t *tw;
/* *INDENT-OFF* */
foreach_vlib_main (({
tw = &tm->wrk_ctx[ii].timer_wheel;
tw_timer_wheel_init_16t_2w_512sl (tw, tcp_expired_timers_dispatch,
TCP_TIMER_TICK, ~0);
- tw->last_run_time = vlib_time_now (this_vlib_main);
+ tw->last_run_time = vlib_time_now (vm);
}));
/* *INDENT-ON* */
}
tcp_cfg.enable_tx_pacing = 1;
tcp_cfg.allow_tso = 0;
tcp_cfg.csum_offload = 1;
- tcp_cfg.cc_algo = TCP_CC_NEWRENO;
+ tcp_cfg.cc_algo = TCP_CC_CUBIC;
tcp_cfg.rwnd_min_update_ack = 1;
/* Time constants defined as timer tick (100ms) multiples */