#define HALF_OPEN_LOOKUP_INVALID_VALUE ((u64)~0)
#define INVALID_INDEX ((u32)~0)
-#define SESSION_PROXY_LISTENER_INDEX ((u32)~0 - 1)
+#define SESSION_PROXY_LISTENER_INDEX ((u8)~0 - 1)
#define SESSION_LOCAL_HANDLE_PREFIX 0x7FFFFFFF
/* TODO decide how much since we have pre-data as well */
typedef enum
{
FIFO_EVENT_APP_RX,
+ SESSION_IO_EVT_CT_RX,
FIFO_EVENT_APP_TX,
- FIFO_EVENT_TIMEOUT,
+ SESSION_IO_EVT_CT_TX,
FIFO_EVENT_DISCONNECT,
FIFO_EVENT_BUILTIN_RX,
FIFO_EVENT_RPC,
-} fifo_event_type_t;
+ SESSION_CTRL_EVT_BOUND,
+ SESSION_CTRL_EVT_ACCEPTED,
+ SESSION_CTRL_EVT_ACCEPTED_REPLY,
+ SESSION_CTRL_EVT_CONNECTED,
+ SESSION_CTRL_EVT_CONNECTED_REPLY,
+ SESSION_CTRL_EVT_DISCONNECTED,
+ SESSION_CTRL_EVT_DISCONNECTED_REPLY,
+ SESSION_CTRL_EVT_RESET,
+ SESSION_CTRL_EVT_RESET_REPLY
+} session_evt_type_t;
static inline const char *
-fifo_event_type_str (fifo_event_type_t et)
+fifo_event_type_str (session_evt_type_t et)
{
switch (et)
{
return "FIFO_EVENT_APP_RX";
case FIFO_EVENT_APP_TX:
return "FIFO_EVENT_APP_TX";
- case FIFO_EVENT_TIMEOUT:
- return "FIFO_EVENT_TIMEOUT";
case FIFO_EVENT_DISCONNECT:
return "FIFO_EVENT_DISCONNECT";
case FIFO_EVENT_BUILTIN_RX:
}
}
+typedef enum
+{
+ SESSION_MQ_IO_EVT_RING,
+ SESSION_MQ_CTRL_EVT_RING,
+ SESSION_MQ_N_RINGS
+} session_mq_rings_e;
+
#define foreach_session_input_error \
_(NO_SESSION, "No session drops") \
_(NO_LISTENER, "No listener for dst port drops") \
{
void *fp;
void *arg;
-} rpc_args_t;
+} session_rpc_args_t;
typedef u64 session_handle_t;
/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct {
+typedef struct
+{
+ u8 event_type;
+ u8 postponed;
union
+ {
+ svm_fifo_t *fifo;
+ session_handle_t session_handle;
+ session_rpc_args_t rpc_args;
+ struct
{
- svm_fifo_t * fifo;
- session_handle_t session_handle;
- rpc_args_t rpc_args;
+ u8 data[0];
};
- u8 event_type;
- u8 postponed;
-}) session_fifo_event_t;
+ };
+} __clib_packed session_event_t;
+/* *INDENT-ON* */
+
+#define SESSION_MSG_NULL { }
+
+typedef struct session_dgram_pre_hdr_
+{
+ u32 data_length;
+ u32 data_offset;
+} session_dgram_pre_hdr_t;
+
+/* *INDENT-OFF* */
+typedef CLIB_PACKED (struct session_dgram_header_
+{
+ u32 data_length;
+ u32 data_offset;
+ ip46_address_t rmt_ip;
+ ip46_address_t lcl_ip;
+ u16 rmt_port;
+ u16 lcl_port;
+ u8 is_ip4;
+}) session_dgram_hdr_t;
/* *INDENT-ON* */
+#define SESSION_CONN_ID_LEN 37
+#define SESSION_CONN_HDR_LEN 45
+
+STATIC_ASSERT (sizeof (session_dgram_hdr_t) == (SESSION_CONN_ID_LEN + 8),
+ "session conn id wrong length");
+
+typedef struct session_tx_context_
+{
+ CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
+ stream_session_t *s;
+ transport_proto_vft_t *transport_vft;
+ transport_connection_t *tc;
+ vlib_buffer_t *b;
+ u32 max_dequeue;
+ u32 snd_space;
+ u32 left_to_snd;
+ u32 tx_offset;
+ u32 max_len_to_snd;
+ u16 deq_per_first_buf;
+ u16 deq_per_buf;
+ u16 snd_mss;
+ u16 n_segs_per_evt;
+ u8 n_bufs_per_seg;
+ CLIB_CACHE_LINE_ALIGN_MARK (cacheline1);
+ session_dgram_hdr_t hdr;
+} session_tx_context_t;
+
/* Forward definition */
typedef struct _session_manager_main session_manager_main_t;
typedef int
(session_fifo_rx_fn) (vlib_main_t * vm, vlib_node_runtime_t * node,
- session_manager_main_t * smm,
- session_fifo_event_t * e0, stream_session_t * s0,
- u32 thread_index, int *n_tx_pkts);
+ session_event_t * e0, stream_session_t * s0,
+ int *n_tx_pkts);
extern session_fifo_rx_fn session_tx_fifo_peek_and_snd;
extern session_fifo_rx_fn session_tx_fifo_dequeue_and_snd;
extern session_fifo_rx_fn session_tx_fifo_dequeue_internal;
-u8 session_node_lookup_fifo_event (svm_fifo_t * f, session_fifo_event_t * e);
+u8 session_node_lookup_fifo_event (svm_fifo_t * f, session_event_t * e);
struct _session_manager_main
{
u32 **tx_buffers;
/** Per worker-thread vector of partially read events */
- session_fifo_event_t **free_event_vector;
+ session_event_t **free_event_vector;
/** per-worker active event vectors */
- session_fifo_event_t **pending_event_vector;
+ session_event_t **pending_event_vector;
/** per-worker postponed disconnects */
- session_fifo_event_t **pending_disconnects;
+ session_event_t **pending_disconnects;
+
+ /** per-worker session context */
+ session_tx_context_t *ctx;
/** vpp fifo event queue */
- svm_queue_t **vpp_event_queues;
+ svm_msg_q_t **vpp_event_queues;
/** Event queues memfd segment initialized only if so configured */
ssvm_private_t evt_qs_segment;
/** Preallocate session config parameter */
u32 preallocated_sessions;
-#if SESSION_DBG
+#if SESSION_DEBUG
/**
* last event poll time by thread
* Debug only. Will cause false cache-line sharing as-is
};
-typedef struct session_dgram_pre_hdr_
-{
- u32 data_length;
- u32 data_offset;
-} session_dgram_pre_hdr_t;
-
-/* *INDENT-OFF* */
-typedef CLIB_PACKED (struct session_dgram_header_
-{
- u32 data_length;
- u32 data_offset;
- ip46_address_t rmt_ip;
- ip46_address_t lcl_ip;
- u16 rmt_port;
- u16 lcl_port;
- u8 is_ip4;
-}) session_dgram_hdr_t;
-/* *INDENT-ON* */
-
-#define SESSION_CONN_ID_LEN 37
-#define SESSION_CONN_HDR_LEN 45
-
-STATIC_ASSERT (sizeof (session_dgram_hdr_t) == (SESSION_CONN_ID_LEN + 8),
- "session conn id wrong length");
-
extern session_manager_main_t session_manager_main;
extern vlib_node_registration_t session_queue_node;
+extern vlib_node_registration_t session_queue_process_node;
+
+#define SESSION_Q_PROCESS_FLUSH_FRAMES 1
+#define SESSION_Q_PROCESS_STOP 2
/*
* Session manager function
return (session_get_transport_proto (s) != TRANSPORT_PROTO_NONE);
}
-always_inline transport_service_type_t
-session_transport_service_type (stream_session_t * s)
-{
- transport_proto_t tp;
- tp = session_get_transport_proto (s);
- return transport_protocol_service_type (tp);
-}
+transport_service_type_t session_transport_service_type (stream_session_t *);
+transport_tx_fn_type_t session_transport_tx_fn_type (stream_session_t *);
+u8 session_tx_is_dgram (stream_session_t * s);
/**
* Acquires a lock that blocks a session pool from expanding.
}
always_inline u32
-stream_session_max_rx_enqueue (transport_connection_t * tc)
+transport_max_rx_enqueue (transport_connection_t * tc)
{
stream_session_t *s = session_get (tc->s_index, tc->thread_index);
return svm_fifo_max_enqueue (s->server_rx_fifo);
}
always_inline u32
-stream_session_rx_fifo_size (transport_connection_t * tc)
+transport_rx_fifo_size (transport_connection_t * tc)
{
stream_session_t *s = session_get (tc->s_index, tc->thread_index);
return s->server_rx_fifo->nitems;
}
+always_inline u32
+transport_tx_fifo_size (transport_connection_t * tc)
+{
+ stream_session_t *s = session_get (tc->s_index, tc->thread_index);
+ return s->server_tx_fifo->nitems;
+}
+
always_inline u32
session_get_index (stream_session_t * s)
{
transport_connection_t *session_get_transport (stream_session_t * s);
-u32 stream_session_tx_fifo_max_dequeue (transport_connection_t * tc);
+u32 session_tx_fifo_max_dequeue (transport_connection_t * tc);
int
session_enqueue_stream_connection (transport_connection_t * tc,
int session_dgram_connect_notify (transport_connection_t * tc,
u32 old_thread_index,
stream_session_t ** new_session);
+int session_dequeue_notify (stream_session_t * s);
void stream_session_init_fifos_pointers (transport_connection_t * tc,
u32 rx_pointer, u32 tx_pointer);
int stream_session_accept (transport_connection_t * tc, u32 listener_index,
u8 notify);
int session_open (u32 app_index, session_endpoint_t * tep, u32 opaque);
-int stream_session_listen (stream_session_t * s, session_endpoint_t * tep);
-int stream_session_stop_listen (stream_session_t * s);
+int session_listen (stream_session_t * s, session_endpoint_extended_t * sep);
+int session_stop_listen (stream_session_t * s);
void stream_session_disconnect (stream_session_t * s);
void stream_session_disconnect_transport (stream_session_t * s);
void stream_session_cleanup (stream_session_t * s);
-void session_send_session_evt_to_thread (u64 session_handle,
- fifo_event_type_t evt_type,
- u32 thread_index);
+int session_send_io_evt_to_thread (svm_fifo_t * f,
+ session_evt_type_t evt_type);
+int session_send_io_evt_to_thread_custom (svm_fifo_t * f, u32 thread_index,
+ session_evt_type_t evt_type);
+void session_send_rpc_evt_to_thread (u32 thread_index, void *fp,
+ void *rpc_args);
ssvm_private_t *session_manager_get_evt_q_segment (void);
u8 *format_stream_session (u8 * s, va_list * args);
const transport_proto_vft_t * vft, u8 is_ip4,
u32 output_node);
+always_inline void
+transport_add_tx_event (transport_connection_t * tc)
+{
+ stream_session_t *s = session_get (tc->s_index, tc->thread_index);
+ if (svm_fifo_has_event (s->server_tx_fifo))
+ return;
+ session_send_io_evt_to_thread (s->server_tx_fifo, FIFO_EVENT_APP_TX);
+}
+
clib_error_t *vnet_session_enable_disable (vlib_main_t * vm, u8 is_en);
-always_inline svm_queue_t *
+always_inline svm_msg_q_t *
session_manager_get_vpp_event_queue (u32 thread_index)
{
return session_manager_main.vpp_event_queues[thread_index];
listen_session_get_local_session_endpoint (stream_session_t * listener,
session_endpoint_t * sep);
+void session_flush_frames_main_thread (vlib_main_t * vm);
+
always_inline u8
session_manager_is_enabled ()
{
Code Review / vpp.git / blobdiff