session_switch_pool_reply (void *arg)
{
u32 session_index = pointer_to_uword (arg);
- segment_manager_t *sm;
- app_worker_t *app_wrk;
session_t *s;
s = session_get_if_valid (session_index, vlib_get_thread_index ());
if (!s)
return;
- app_wrk = app_worker_get_if_valid (s->app_wrk_index);
- if (!app_wrk)
- return;
-
- /* Attach fifos to the right session and segment slice */
- sm = app_worker_get_connect_segment_manager (app_wrk);
- segment_manager_attach_fifo (sm, s->rx_fifo, s);
- segment_manager_attach_fifo (sm, s->tx_fifo, s);
-
/* Notify app that it has data on the new session */
session_enqueue_notify (s);
}
{
/* Cleanup fifo segment slice state for fifos */
sm = app_worker_get_connect_segment_manager (app_wrk);
- segment_manager_detach_fifo (sm, s->rx_fifo);
- segment_manager_detach_fifo (sm, s->tx_fifo);
+ segment_manager_detach_fifo (sm, &s->rx_fifo);
+ segment_manager_detach_fifo (sm, &s->tx_fifo);
/* Notify app, using old session, about the migration event */
app_worker_migrate_notify (app_wrk, s, new_sh);
{
session_t *new_s;
session_switch_pool_args_t *rpc_args;
+ segment_manager_t *sm;
+ app_worker_t *app_wrk;
/*
* Clone half-open session to the right thread.
new_s->session_state = SESSION_STATE_READY;
new_s->flags |= SESSION_F_IS_MIGRATING;
- session_lookup_add_connection (tc, session_handle (new_s));
+ if (!(tc->flags & TRANSPORT_CONNECTION_F_NO_LOOKUP))
+ session_lookup_add_connection (tc, session_handle (new_s));
+
+ app_wrk = app_worker_get_if_valid (new_s->app_wrk_index);
+ if (app_wrk)
+ {
+ /* New set of fifos attached to the same shared memory */
+ sm = app_worker_get_connect_segment_manager (app_wrk);
+ segment_manager_attach_fifo (sm, &new_s->rx_fifo, new_s);
+ segment_manager_attach_fifo (sm, &new_s->tx_fifo, new_s);
+ }
/*
* Ask thread owning the old session to clean it up and make us the tx
session_vpp_event_queues_allocate (session_main_t * smm)
{
u32 evt_q_length = 2048, evt_size = sizeof (session_event_t);
- ssvm_private_t *eqs = &smm->evt_qs_segment;
+ fifo_segment_t *eqs = &smm->evt_qs_segment;
uword eqs_size = 64 << 20;
pid_t vpp_pid = getpid ();
- void *oldheap;
int i;
if (smm->configured_event_queue_length)
if (smm->evt_qs_segment_size)
eqs_size = smm->evt_qs_segment_size;
- eqs->ssvm_size = eqs_size;
- eqs->my_pid = vpp_pid;
- eqs->name = format (0, "%s%c", "session: evt-qs-segment", 0);
+ eqs->ssvm.ssvm_size = eqs_size;
+ eqs->ssvm.my_pid = vpp_pid;
+ eqs->ssvm.name = format (0, "%s%c", "session: evt-qs-segment", 0);
/* clib_mem_vm_map_shared consumes first page before requested_va */
- eqs->requested_va = smm->session_baseva + clib_mem_get_page_size ();
+ eqs->ssvm.requested_va = smm->session_baseva + clib_mem_get_page_size ();
- if (ssvm_server_init (eqs, SSVM_SEGMENT_MEMFD))
+ if (ssvm_server_init (&eqs->ssvm, SSVM_SEGMENT_MEMFD))
{
clib_warning ("failed to initialize queue segment");
return;
}
- oldheap = ssvm_push_heap (eqs->sh);
+ fifo_segment_init (eqs);
+
+ /* Special fifo segment that's filled only with mqs */
+ eqs->h->n_mqs = vec_len (smm->wrk);
for (i = 0; i < vec_len (smm->wrk); i++)
{
cfg->n_rings = 2;
cfg->q_nitems = evt_q_length;
cfg->ring_cfgs = rc;
- smm->wrk[i].vpp_event_queue = svm_msg_q_alloc (cfg);
- if (svm_msg_q_alloc_consumer_eventfd (smm->wrk[i].vpp_event_queue))
- clib_warning ("eventfd returned");
- }
- ssvm_pop_heap (oldheap);
+ smm->wrk[i].vpp_event_queue = fifo_segment_msg_q_alloc (eqs, i, cfg);
+ }
}
-ssvm_private_t *
+fifo_segment_t *
session_main_get_evt_q_segment (void)
{
return &session_main.evt_qs_segment;
static clib_error_t *
session_manager_main_enable (vlib_main_t * vm)
{
- segment_manager_main_init_args_t _sm_args = { 0 }, *sm_args = &_sm_args;
session_main_t *smm = &session_main;
vlib_thread_main_t *vtm = vlib_get_thread_main ();
u32 num_threads, preallocated_sessions_per_worker;
- uword margin = 8 << 12;
session_worker_t *wrk;
int i;
/* Allocate vpp event queues segment and queue */
session_vpp_event_queues_allocate (smm);
- /* Initialize fifo segment main baseva and timeout */
- sm_args->baseva = smm->session_baseva + smm->evt_qs_segment_size + margin;
- sm_args->size = smm->session_va_space_size;
- segment_manager_main_init (sm_args);
+ /* Initialize segment manager properties */
+ segment_manager_main_init ();
/* Preallocate sessions */
if (smm->preallocated_sessions)
smm->evt_qs_segment_size = 1 << 20;
#endif
- smm->last_transport_proto_type = TRANSPORT_PROTO_QUIC;
+ smm->last_transport_proto_type = TRANSPORT_PROTO_DTLS;
return 0;
}