aboutsummaryrefslogtreecommitdiffstats
path: root/src/vnet/session/session.c
diff options
context:
space:
mode:
authorFlorin Coras <fcoras@cisco.com>2017-10-02 00:18:51 -0700
committerDave Barach <openvpp@barachs.net>2017-10-16 21:41:11 +0000
commit3cbc04bea02fc60471dfe0c671ede3ca42c118c3 (patch)
tree6128beab7dfb01c6221da2f675078078170e75ac /src/vnet/session/session.c
parent0cb01bde499979066389975ba81670764914cbc2 (diff)
udp: refactor udp code
Change-Id: I44d5c9df7c49b8d4d5677c6d319033b2da3e6b80 Signed-off-by: Florin Coras <fcoras@cisco.com>
Diffstat (limited to 'src/vnet/session/session.c')
-rw-r--r--src/vnet/session/session.c461
1 files changed, 328 insertions, 133 deletions
diff --git a/src/vnet/session/session.c b/src/vnet/session/session.c
index 88b38f15a61..7f28a3992ed 100644
--- a/src/vnet/session/session.c
+++ b/src/vnet/session/session.c
@@ -28,67 +28,151 @@
session_manager_main_t session_manager_main;
extern transport_proto_vft_t *tp_vfts;
-int
-stream_session_create_i (segment_manager_t * sm, transport_connection_t * tc,
- u8 alloc_fifos, stream_session_t ** ret_s)
+static void
+session_send_evt_to_thread (u64 session_handle, fifo_event_type_t evt_type,
+ u32 thread_index, void *fp, void *rpc_args)
+{
+ u32 tries = 0;
+ session_fifo_event_t evt = { {0}, };
+ unix_shared_memory_queue_t *q;
+
+ evt.event_type = evt_type;
+ if (evt_type == FIFO_EVENT_RPC)
+ {
+ evt.rpc_args.fp = fp;
+ evt.rpc_args.arg = rpc_args;
+ }
+ else
+ evt.session_handle = session_handle;
+
+ q = session_manager_get_vpp_event_queue (thread_index);
+ while (unix_shared_memory_queue_add (q, (u8 *) & evt, 1))
+ {
+ if (tries++ == 3)
+ {
+ SESSION_DBG ("failed to enqueue evt");
+ break;
+ }
+ }
+}
+
+void
+session_send_session_evt_to_thread (u64 session_handle,
+ fifo_event_type_t evt_type,
+ u32 thread_index)
+{
+ session_send_evt_to_thread (session_handle, evt_type, thread_index, 0, 0);
+}
+
+void
+session_send_rpc_evt_to_thread (u32 thread_index, void *fp, void *rpc_args)
+{
+ if (thread_index != vlib_get_thread_index ())
+ session_send_evt_to_thread (0, FIFO_EVENT_RPC, thread_index, fp,
+ rpc_args);
+ else
+ {
+ void (*fnp) (void *) = fp;
+ fnp (rpc_args);
+ }
+}
+
+stream_session_t *
+session_alloc (u32 thread_index)
{
session_manager_main_t *smm = &session_manager_main;
+ stream_session_t *s;
+ u8 will_expand = 0;
+ pool_get_aligned_will_expand (smm->sessions[thread_index], will_expand,
+ CLIB_CACHE_LINE_BYTES);
+ /* If we have peekers, let them finish */
+ if (PREDICT_FALSE (will_expand))
+ {
+ clib_spinlock_lock_if_init (&smm->peekers_write_locks[thread_index]);
+ pool_get_aligned (session_manager_main.sessions[thread_index], s,
+ CLIB_CACHE_LINE_BYTES);
+ clib_spinlock_unlock_if_init (&smm->peekers_write_locks[thread_index]);
+ }
+ else
+ {
+ pool_get_aligned (session_manager_main.sessions[thread_index], s,
+ CLIB_CACHE_LINE_BYTES);
+ }
+ memset (s, 0, sizeof (*s));
+ s->session_index = s - session_manager_main.sessions[thread_index];
+ s->thread_index = thread_index;
+ return s;
+}
+
+static void
+session_free (stream_session_t * s)
+{
+ pool_put (session_manager_main.sessions[s->thread_index], s);
+ if (CLIB_DEBUG)
+ memset (s, 0xFA, sizeof (*s));
+}
+
+static int
+session_alloc_fifos (segment_manager_t * sm, stream_session_t * s)
+{
svm_fifo_t *server_rx_fifo = 0, *server_tx_fifo = 0;
u32 fifo_segment_index;
- u32 pool_index;
- stream_session_t *s;
- u64 value;
- u32 thread_index = tc->thread_index;
int rv;
- ASSERT (thread_index == vlib_get_thread_index ());
+ if ((rv = segment_manager_alloc_session_fifos (sm, &server_rx_fifo,
+ &server_tx_fifo,
+ &fifo_segment_index)))
+ return rv;
+ /* Initialize backpointers */
+ server_rx_fifo->master_session_index = s->session_index;
+ server_rx_fifo->master_thread_index = s->thread_index;
- /* Create the session */
- pool_get_aligned (smm->sessions[thread_index], s, CLIB_CACHE_LINE_BYTES);
- memset (s, 0, sizeof (*s));
- pool_index = s - smm->sessions[thread_index];
+ server_tx_fifo->master_session_index = s->session_index;
+ server_tx_fifo->master_thread_index = s->thread_index;
- /* Allocate fifos */
- if (alloc_fifos)
- {
- if ((rv = segment_manager_alloc_session_fifos (sm, &server_rx_fifo,
- &server_tx_fifo,
- &fifo_segment_index)))
- {
- pool_put (smm->sessions[thread_index], s);
- return rv;
- }
- /* Initialize backpointers */
- server_rx_fifo->master_session_index = pool_index;
- server_rx_fifo->master_thread_index = thread_index;
+ s->server_rx_fifo = server_rx_fifo;
+ s->server_tx_fifo = server_tx_fifo;
+ s->svm_segment_index = fifo_segment_index;
+ return 0;
+}
- server_tx_fifo->master_session_index = pool_index;
- server_tx_fifo->master_thread_index = thread_index;
+static stream_session_t *
+session_alloc_for_connection (transport_connection_t * tc)
+{
+ stream_session_t *s;
+ u32 thread_index = tc->thread_index;
- s->server_rx_fifo = server_rx_fifo;
- s->server_tx_fifo = server_tx_fifo;
- s->svm_segment_index = fifo_segment_index;
- }
+ ASSERT (thread_index == vlib_get_thread_index ());
- /* Initialize state machine, such as it is... */
- s->session_type = session_type_from_proto_and_ip (tc->transport_proto,
- tc->is_ip4);
+ s = session_alloc (thread_index);
+ s->session_type = session_type_from_proto_and_ip (tc->proto, tc->is_ip4);
s->session_state = SESSION_STATE_CONNECTING;
s->thread_index = thread_index;
- s->session_index = pool_index;
- /* Attach transport to session */
+ /* Attach transport to session and vice versa */
s->connection_index = tc->c_index;
-
- /* Attach session to transport */
tc->s_index = s->session_index;
+ return s;
+}
+
+static int
+session_alloc_and_init (segment_manager_t * sm, transport_connection_t * tc,
+ u8 alloc_fifos, stream_session_t ** ret_s)
+{
+ stream_session_t *s;
+ int rv;
+
+ s = session_alloc_for_connection (tc);
+ if (alloc_fifos && (rv = session_alloc_fifos (sm, s)))
+ {
+ session_free (s);
+ return rv;
+ }
/* Add to the main lookup table */
- value = stream_session_handle (s);
- session_lookup_add_connection (tc, value);
+ session_lookup_add_connection (tc, session_handle (s));
*ret_s = s;
-
return 0;
}
@@ -217,8 +301,9 @@ session_enqueue_chain_tail (stream_session_t * s, vlib_buffer_t * b,
* @return Number of bytes enqueued or a negative value if enqueueing failed.
*/
int
-stream_session_enqueue_data (transport_connection_t * tc, vlib_buffer_t * b,
- u32 offset, u8 queue_event, u8 is_in_order)
+session_enqueue_stream_connection (transport_connection_t * tc,
+ vlib_buffer_t * b, u32 offset,
+ u8 queue_event, u8 is_in_order)
{
stream_session_t *s;
int enqueued = 0, rv, in_order_off;
@@ -257,12 +342,12 @@ stream_session_enqueue_data (transport_connection_t * tc, vlib_buffer_t * b,
* by calling stream_server_flush_enqueue_events () */
session_manager_main_t *smm = vnet_get_session_manager_main ();
u32 thread_index = s->thread_index;
- u32 my_enqueue_epoch = smm->current_enqueue_epoch[thread_index];
+ u32 enqueue_epoch = smm->current_enqueue_epoch[tc->proto][thread_index];
- if (s->enqueue_epoch != my_enqueue_epoch)
+ if (s->enqueue_epoch != enqueue_epoch)
{
- s->enqueue_epoch = my_enqueue_epoch;
- vec_add1 (smm->session_indices_to_enqueue_by_thread[thread_index],
+ s->enqueue_epoch = enqueue_epoch;
+ vec_add1 (smm->session_to_enqueue[tc->proto][thread_index],
s - smm->sessions[thread_index]);
}
}
@@ -270,6 +355,41 @@ stream_session_enqueue_data (transport_connection_t * tc, vlib_buffer_t * b,
return enqueued;
}
+int
+session_enqueue_dgram_connection (stream_session_t * s, vlib_buffer_t * b,
+ u8 proto, u8 queue_event)
+{
+ int enqueued = 0, rv, in_order_off;
+
+ if (svm_fifo_max_enqueue (s->server_rx_fifo) < b->current_length)
+ return -1;
+ enqueued = svm_fifo_enqueue_nowait (s->server_rx_fifo, b->current_length,
+ vlib_buffer_get_current (b));
+ if (PREDICT_FALSE ((b->flags & VLIB_BUFFER_NEXT_PRESENT) && enqueued >= 0))
+ {
+ in_order_off = enqueued > b->current_length ? enqueued : 0;
+ rv = session_enqueue_chain_tail (s, b, in_order_off, 1);
+ if (rv > 0)
+ enqueued += rv;
+ }
+ if (queue_event)
+ {
+ /* Queue RX event on this fifo. Eventually these will need to be flushed
+ * by calling stream_server_flush_enqueue_events () */
+ session_manager_main_t *smm = vnet_get_session_manager_main ();
+ u32 thread_index = s->thread_index;
+ u32 enqueue_epoch = smm->current_enqueue_epoch[proto][thread_index];
+
+ if (s->enqueue_epoch != enqueue_epoch)
+ {
+ s->enqueue_epoch = enqueue_epoch;
+ vec_add1 (smm->session_to_enqueue[proto][thread_index],
+ s - smm->sessions[thread_index]);
+ }
+ }
+ return enqueued;
+}
+
/** Check if we have space in rx fifo to push more bytes */
u8
stream_session_no_space (transport_connection_t * tc, u32 thread_index,
@@ -319,12 +439,11 @@ stream_session_dequeue_drop (transport_connection_t * tc, u32 max_bytes)
* @return 0 on succes or negative number if failed to send notification.
*/
static int
-stream_session_enqueue_notify (stream_session_t * s, u8 block)
+session_enqueue_notify (stream_session_t * s, u8 block)
{
application_t *app;
session_fifo_event_t evt;
unix_shared_memory_queue_t *q;
- static u32 serial_number;
if (PREDICT_FALSE (s->session_state == SESSION_STATE_CLOSED))
{
@@ -354,7 +473,6 @@ stream_session_enqueue_notify (stream_session_t * s, u8 block)
/* Fabricate event */
evt.fifo = s->server_rx_fifo;
evt.event_type = FIFO_EVENT_APP_RX;
- evt.event_id = serial_number++;
/* Add event to server's event queue */
q = app->event_queue;
@@ -389,35 +507,25 @@ stream_session_enqueue_notify (stream_session_t * s, u8 block)
* failures due to API queue being full.
*/
int
-session_manager_flush_enqueue_events (u32 thread_index)
+session_manager_flush_enqueue_events (u8 transport_proto, u32 thread_index)
{
session_manager_main_t *smm = &session_manager_main;
- u32 *session_indices_to_enqueue;
+ u32 *indices;
+ stream_session_t *s;
int i, errors = 0;
- session_indices_to_enqueue =
- smm->session_indices_to_enqueue_by_thread[thread_index];
+ indices = smm->session_to_enqueue[transport_proto][thread_index];
- for (i = 0; i < vec_len (session_indices_to_enqueue); i++)
+ for (i = 0; i < vec_len (indices); i++)
{
- stream_session_t *s0;
-
- /* Get session */
- s0 = stream_session_get_if_valid (session_indices_to_enqueue[i],
- thread_index);
- if (s0 == 0 || stream_session_enqueue_notify (s0, 0 /* don't block */ ))
- {
- errors++;
- }
+ s = session_get_if_valid (indices[i], thread_index);
+ if (s == 0 || session_enqueue_notify (s, 0 /* don't block */ ))
+ errors++;
}
- vec_reset_length (session_indices_to_enqueue);
-
- smm->session_indices_to_enqueue_by_thread[thread_index] =
- session_indices_to_enqueue;
-
- /* Increment enqueue epoch for next round */
- smm->current_enqueue_epoch[thread_index]++;
+ vec_reset_length (indices);
+ smm->session_to_enqueue[transport_proto][thread_index] = indices;
+ smm->current_enqueue_epoch[transport_proto][thread_index]++;
return errors;
}
@@ -438,22 +546,25 @@ stream_session_init_fifos_pointers (transport_connection_t * tc,
}
int
-stream_session_connect_notify (transport_connection_t * tc, u8 is_fail)
+session_stream_connect_notify (transport_connection_t * tc, u8 is_fail)
{
application_t *app;
stream_session_t *new_s = 0;
u64 handle;
u32 opaque = 0;
int error = 0;
+ segment_manager_t *sm;
+ u8 alloc_fifos;
+ /*
+ * Find connection handle and cleanup half-open table
+ */
handle = session_lookup_half_open_handle (tc);
if (handle == HALF_OPEN_LOOKUP_INVALID_VALUE)
{
SESSION_DBG ("half-open was removed!");
return -1;
}
-
- /* Cleanup half-open table */
session_lookup_del_half_open (tc);
/* Get the app's index from the handle we stored when opening connection
@@ -462,17 +573,16 @@ stream_session_connect_notify (transport_connection_t * tc, u8 is_fail)
app = application_get_if_valid (handle >> 32);
if (!app)
return -1;
-
opaque = tc->s_index;
+ /*
+ * Allocate new session with fifos (svm segments are allocated if needed)
+ */
if (!is_fail)
{
- segment_manager_t *sm;
- u8 alloc_fifos;
sm = application_get_connect_segment_manager (app);
alloc_fifos = application_is_proxy (app);
- /* Create new session (svm segments are allocated if needed) */
- if (stream_session_create_i (sm, tc, alloc_fifos, &new_s))
+ if (session_alloc_and_init (sm, tc, alloc_fifos, &new_s))
{
is_fail = 1;
error = -1;
@@ -481,7 +591,9 @@ stream_session_connect_notify (transport_connection_t * tc, u8 is_fail)
new_s->app_index = app->index;
}
- /* Notify client application */
+ /*
+ * Notify client application
+ */
if (app->cb_fns.session_connected_callback (app->index, opaque, new_s,
is_fail))
{
@@ -498,6 +610,67 @@ stream_session_connect_notify (transport_connection_t * tc, u8 is_fail)
return error;
}
+typedef struct _session_switch_pool_args
+{
+ u32 session_index;
+ u32 thread_index;
+ u32 new_thread_index;
+ u32 new_session_index;
+} session_switch_pool_args_t;
+
+static void
+session_switch_pool (void *cb_args)
+{
+ session_switch_pool_args_t *args = (session_switch_pool_args_t *) cb_args;
+ stream_session_t *s;
+ ASSERT (args->thread_index == vlib_get_thread_index ());
+ s = session_get (args->session_index, args->thread_index);
+ s->server_tx_fifo->master_session_index = args->new_session_index;
+ s->server_tx_fifo->master_thread_index = args->new_thread_index;
+ tp_vfts[s->session_type].cleanup (s->connection_index, s->thread_index);
+ session_free (s);
+ clib_mem_free (cb_args);
+}
+
+/**
+ * Move dgram session to the right thread
+ */
+int
+session_dgram_connect_notify (transport_connection_t * tc,
+ u32 old_thread_index,
+ stream_session_t ** new_session)
+{
+ stream_session_t *new_s;
+ session_switch_pool_args_t *rpc_args;
+
+ /*
+ * Clone half-open session to the right thread.
+ */
+ new_s = session_clone_safe (tc->s_index, old_thread_index);
+ new_s->connection_index = tc->c_index;
+ new_s->server_rx_fifo->master_session_index = new_s->session_index;
+ new_s->server_rx_fifo->master_thread_index = new_s->thread_index;
+ new_s->session_state = SESSION_STATE_READY;
+ session_lookup_add_connection (tc, session_handle (new_s));
+
+ /*
+ * Ask thread owning the old session to clean it up and make us the tx
+ * fifo owner
+ */
+ rpc_args = clib_mem_alloc (sizeof (*rpc_args));
+ rpc_args->new_session_index = new_s->session_index;
+ rpc_args->new_thread_index = new_s->thread_index;
+ rpc_args->session_index = tc->s_index;
+ rpc_args->thread_index = old_thread_index;
+ session_send_rpc_evt_to_thread (rpc_args->thread_index, session_switch_pool,
+ rpc_args);
+
+ tc->s_index = new_s->session_index;
+ new_s->connection_index = tc->c_index;
+ *new_session = new_s;
+ return 0;
+}
+
void
stream_session_accept_notify (transport_connection_t * tc)
{
@@ -533,7 +706,6 @@ stream_session_disconnect_notify (transport_connection_t * tc)
void
stream_session_delete (stream_session_t * s)
{
- session_manager_main_t *smm = vnet_get_session_manager_main ();
int rv;
/* Delete from the main lookup table. */
@@ -543,10 +715,7 @@ stream_session_delete (stream_session_t * s)
/* Cleanup fifo segments */
segment_manager_dealloc_fifos (s->svm_segment_index, s->server_rx_fifo,
s->server_tx_fifo);
-
- pool_put (smm->sessions[s->thread_index], s);
- if (CLIB_DEBUG)
- memset (s, 0xFA, sizeof (*s));
+ session_free (s);
}
/**
@@ -563,7 +732,7 @@ stream_session_delete_notify (transport_connection_t * tc)
stream_session_t *s;
/* App might've been removed already */
- s = stream_session_get_if_valid (tc->s_index, tc->thread_index);
+ s = session_get_if_valid (tc->s_index, tc->thread_index);
if (!s)
return;
stream_session_delete (s);
@@ -596,14 +765,14 @@ stream_session_accept (transport_connection_t * tc, u32 listener_index,
session_type_t sst;
int rv;
- sst = session_type_from_proto_and_ip (tc->transport_proto, tc->is_ip4);
+ sst = session_type_from_proto_and_ip (tc->proto, tc->is_ip4);
/* Find the server */
listener = listen_session_get (sst, listener_index);
server = application_get (listener->app_index);
sm = application_get_listen_segment_manager (server, listener);
- if ((rv = stream_session_create_i (sm, tc, 1, &s)))
+ if ((rv = session_alloc_and_init (sm, tc, 1, &s)))
return rv;
s->app_index = server->index;
@@ -629,14 +798,17 @@ stream_session_accept (transport_connection_t * tc, u32 listener_index,
* @param app_index Index of the application requesting the connect
* @param st Session type requested.
* @param tep Remote transport endpoint
- * @param res Resulting transport connection .
+ * @param opaque Opaque data (typically, api_context) the application expects
+ * on open completion.
*/
int
-stream_session_open (u32 app_index, session_endpoint_t * rmt,
- transport_connection_t ** res)
+session_open (u32 app_index, session_endpoint_t * rmt, u32 opaque)
{
transport_connection_t *tc;
session_type_t sst;
+ segment_manager_t *sm;
+ stream_session_t *s;
+ application_t *app;
int rv;
u64 handle;
@@ -644,22 +816,45 @@ stream_session_open (u32 app_index, session_endpoint_t * rmt,
rv = tp_vfts[sst].open (session_endpoint_to_transport (rmt));
if (rv < 0)
{
- clib_warning ("Transport failed to open connection.");
+ SESSION_DBG ("Transport failed to open connection.");
return VNET_API_ERROR_SESSION_CONNECT;
}
tc = tp_vfts[sst].get_half_open ((u32) rv);
- /* Save app and tc index. The latter is needed to help establish the
- * connection while the former is needed when the connect notify comes
- * and we have to notify the external app */
- handle = (((u64) app_index) << 32) | (u64) tc->c_index;
-
- /* Add to the half-open lookup table */
- session_lookup_add_half_open (tc, handle);
+ /* If transport offers a stream service, only allocate session once the
+ * connection has been established.
+ */
+ if (transport_is_stream (rmt->transport_proto))
+ {
+ /* Add connection to half-open table and save app and tc index. The
+ * latter is needed to help establish the connection while the former
+ * is needed when the connect notify comes and we have to notify the
+ * external app
+ */
+ handle = (((u64) app_index) << 32) | (u64) tc->c_index;
+ session_lookup_add_half_open (tc, handle);
+
+ /* Store api_context (opaque) for when the reply comes. Not the nicest
+ * thing but better than allocating a separate half-open pool.
+ */
+ tc->s_index = opaque;
+ }
+ /* For dgram type of service, allocate session and fifos now.
+ */
+ else
+ {
+ app = application_get (app_index);
+ sm = application_get_connect_segment_manager (app);
- *res = tc;
+ if (session_alloc_and_init (sm, tc, 1, &s))
+ return -1;
+ s->app_index = app->index;
+ s->session_state = SESSION_STATE_CONNECTING_READY;
+ /* Tell the app about the new event fifo for this session */
+ app->cb_fns.session_connected_callback (app->index, opaque, s, 0);
+ }
return 0;
}
@@ -672,14 +867,14 @@ stream_session_open (u32 app_index, session_endpoint_t * rmt,
* @param tep Local endpoint to be listened on.
*/
int
-stream_session_listen (stream_session_t * s, session_endpoint_t * tep)
+stream_session_listen (stream_session_t * s, session_endpoint_t * sep)
{
transport_connection_t *tc;
u32 tci;
/* Transport bind/listen */
tci = tp_vfts[s->session_type].bind (s->session_index,
- session_endpoint_to_transport (tep));
+ session_endpoint_to_transport (sep));
if (tci == (u32) ~ 0)
return -1;
@@ -694,7 +889,6 @@ stream_session_listen (stream_session_t * s, session_endpoint_t * tep)
/* Add to the main lookup table */
session_lookup_add_connection (tc, s->session_index);
-
return 0;
}
@@ -726,32 +920,6 @@ stream_session_stop_listen (stream_session_t * s)
return 0;
}
-void
-session_send_session_evt_to_thread (u64 session_handle,
- fifo_event_type_t evt_type,
- u32 thread_index)
-{
- static u16 serial_number = 0;
- u32 tries = 0;
- session_fifo_event_t evt;
- unix_shared_memory_queue_t *q;
-
- /* Fabricate event */
- evt.session_handle = session_handle;
- evt.event_type = evt_type;
- evt.event_id = serial_number++;
-
- q = session_manager_get_vpp_event_queue (thread_index);
- while (unix_shared_memory_queue_add (q, (u8 *) & evt, 1))
- {
- if (tries++ == 3)
- {
- TCP_DBG ("failed to enqueue evt");
- break;
- }
- }
-}
-
/**
* Disconnect session and propagate to transport. This should eventually
* result in a delete notification that allows us to cleanup session state.
@@ -837,6 +1005,21 @@ session_type_from_proto_and_ip (transport_proto_t proto, u8 is_ip4)
return SESSION_N_TYPES;
}
+transport_connection_t *
+session_get_transport (stream_session_t * s)
+{
+ if (s->session_state >= SESSION_STATE_READY)
+ return tp_vfts[s->session_type].get_connection (s->connection_index,
+ s->thread_index);
+ return 0;
+}
+
+transport_connection_t *
+listen_session_get_transport (stream_session_t * s)
+{
+ return tp_vfts[s->session_type].get_listener (s->connection_index);
+}
+
int
listen_session_get_local_session_endpoint (stream_session_t * listener,
session_endpoint_t * sep)
@@ -852,7 +1035,7 @@ listen_session_get_local_session_endpoint (stream_session_t * listener,
/* N.B. The ip should not be copied because this is the local endpoint */
sep->port = tc->lcl_port;
- sep->transport_proto = tc->transport_proto;
+ sep->transport_proto = tc->proto;
sep->is_ip4 = tc->is_ip4;
return 0;
}
@@ -864,7 +1047,7 @@ session_manager_main_enable (vlib_main_t * vm)
vlib_thread_main_t *vtm = vlib_get_thread_main ();
u32 num_threads;
u32 preallocated_sessions_per_worker;
- int i;
+ int i, j;
num_threads = 1 /* main thread */ + vtm->n_threads;
@@ -877,12 +1060,21 @@ session_manager_main_enable (vlib_main_t * vm)
/* configure per-thread ** vectors */
vec_validate (smm->sessions, num_threads - 1);
- vec_validate (smm->session_indices_to_enqueue_by_thread, num_threads - 1);
vec_validate (smm->tx_buffers, num_threads - 1);
vec_validate (smm->pending_event_vector, num_threads - 1);
+ vec_validate (smm->pending_disconnects, num_threads - 1);
vec_validate (smm->free_event_vector, num_threads - 1);
- vec_validate (smm->current_enqueue_epoch, num_threads - 1);
vec_validate (smm->vpp_event_queues, num_threads - 1);
+ vec_validate (smm->session_peekers, num_threads - 1);
+ vec_validate (smm->peekers_readers_locks, num_threads - 1);
+ vec_validate (smm->peekers_write_locks, num_threads - 1);
+
+ for (i = 0; i < TRANSPORT_N_PROTO; i++)
+ for (j = 0; j < num_threads; j++)
+ {
+ vec_validate (smm->session_to_enqueue[i], num_threads - 1);
+ vec_validate (smm->current_enqueue_epoch[i], num_threads - 1);
+ }
for (i = 0; i < num_threads; i++)
{
@@ -890,6 +1082,8 @@ session_manager_main_enable (vlib_main_t * vm)
_vec_len (smm->free_event_vector[i]) = 0;
vec_validate (smm->pending_event_vector[i], 0);
_vec_len (smm->pending_event_vector[i]) = 0;
+ vec_validate (smm->pending_disconnects[i], 0);
+ _vec_len (smm->pending_disconnects[i]) = 0;
}
#if SESSION_DBG
@@ -924,6 +1118,7 @@ session_manager_main_enable (vlib_main_t * vm)
session_lookup_init ();
app_namespaces_init ();
+ transport_init ();
smm->is_enabled = 1;