_(FIFO_FULL, "Packets dropped for lack of rx fifo space") \
_(EVENT_FIFO_FULL, "Events not sent for lack of event fifo space") \
_(API_QUEUE_FULL, "Sessions not created for lack of API queue space") \
-_(NEW_SEG_NO_SPACE, "Created segment, couldn't allocate a fifo pair") \
-_(NO_SPACE, "Couldn't allocate a fifo pair") \
-_(SEG_CREATE, "Couldn't create a new segment")
typedef enum
{
foreach_session_input_error
#undef _
SESSION_N_ERROR,
-} session_error_t;
+} session_input_error_t;
typedef struct session_tx_context_
{
u16 deq_per_first_buf;
u16 deq_per_buf;
u16 n_segs_per_evt;
+ u16 n_bufs_needed;
u8 n_bufs_per_seg;
CLIB_CACHE_LINE_ALIGN_MARK (cacheline1);
session_dgram_hdr_t hdr;
/** Worker contexts */
session_worker_t *wrk;
- /** Event queues memfd segment initialized only if so configured */
+ /** Event queues memfd segment */
ssvm_private_t evt_qs_segment;
/** Unique segment name counter */
/** Session manager is enabled */
u8 is_enabled;
+
+ /** Session manager initialized (not necessarily enabled) */
+ u8 is_initialized;
+
/** Enable session manager at startup */
u8 session_enable_asap;
+ /** Poll session node in main thread */
+ u8 poll_main;
+
/** vpp fifo event queue configured length */
u32 configured_event_queue_length;
uword session_baseva;
uword session_va_space_size;
uword evt_qs_segment_size;
- u8 evt_qs_use_memfd_seg;
/** Session table size parameters */
u32 configured_v4_session_table_buckets;
session_t *session_alloc (u32 thread_index);
void session_free (session_t * s);
void session_free_w_fifos (session_t * s);
+void session_cleanup_half_open (transport_proto_t tp,
+ session_handle_t ho_handle);
u8 session_is_valid (u32 si, u8 thread_index);
always_inline session_t *
session_dgram_hdr_t * hdr,
vlib_buffer_t * b, u8 proto,
u8 queue_event);
-int session_stream_connect_notify (transport_connection_t * tc, u8 is_fail);
+int session_stream_connect_notify (transport_connection_t * tc,
+ session_error_t err);
int session_dgram_connect_notify (transport_connection_t * tc,
u32 old_thread_index,
session_t ** new_session);
int session_stream_accept_notify (transport_connection_t * tc);
void session_transport_closing_notify (transport_connection_t * tc);
void session_transport_delete_notify (transport_connection_t * tc);
+void session_half_open_delete_notify (transport_proto_t tp,
+ session_handle_t ho_handle);
void session_transport_closed_notify (transport_connection_t * tc);
void session_transport_reset_notify (transport_connection_t * tc);
int session_stream_accept (transport_connection_t * tc, u32 listener_index,
u32 thread_index, u8 notify);
+int session_dgram_accept (transport_connection_t * tc, u32 listener_index,
+ u32 thread_index);
/**
* Initialize session layer for given transport proto and ip version
*