__thread uword __vcl_worker_index = ~0;
static int
-vcl_wait_for_segment (u64 segment_handle)
+vcl_segment_is_not_mounted (vcl_worker_t * wrk, u64 segment_handle)
{
- vcl_worker_t *wrk = vcl_worker_get_current ();
- u32 wait_for_seconds = 10, segment_index;
- f64 timeout;
+ u32 segment_index;
if (segment_handle == VCL_INVALID_SEGMENT_HANDLE)
return 0;
- timeout = clib_time_now (&wrk->clib_time) + wait_for_seconds;
- while (clib_time_now (&wrk->clib_time) < timeout)
- {
- segment_index = vcl_segment_table_lookup (segment_handle);
- if (segment_index != VCL_INVALID_SEGMENT_INDEX)
- return 0;
- usleep (10);
- }
+ segment_index = vcl_segment_table_lookup (segment_handle);
+ if (segment_index != VCL_INVALID_SEGMENT_INDEX)
+ return 0;
+
return 1;
}
switch (state)
{
- case STATE_START:
- st = "STATE_START";
+ case VCL_STATE_CLOSED:
+ st = "STATE_CLOSED";
break;
-
- case STATE_CONNECT:
- st = "STATE_CONNECT";
- break;
-
- case STATE_LISTEN:
+ case VCL_STATE_LISTEN:
st = "STATE_LISTEN";
break;
-
- case STATE_ACCEPT:
- st = "STATE_ACCEPT";
+ case VCL_STATE_READY:
+ st = "STATE_READY";
break;
-
- case STATE_VPP_CLOSING:
+ case VCL_STATE_VPP_CLOSING:
st = "STATE_VPP_CLOSING";
break;
-
- case STATE_DISCONNECT:
+ case VCL_STATE_DISCONNECT:
st = "STATE_DISCONNECT";
break;
-
- case STATE_FAILED:
- st = "STATE_FAILED";
+ case VCL_STATE_DETACHED:
+ st = "STATE_DETACHED";
break;
-
- case STATE_UPDATED:
+ case VCL_STATE_UPDATED:
st = "STATE_UPDATED";
break;
-
- case STATE_LISTEN_NO_MQ:
+ case VCL_STATE_LISTEN_NO_MQ:
st = "STATE_LISTEN_NO_MQ";
break;
-
default:
st = "UNKNOWN_STATE";
break;
app_alloc_ctrl_evt_to_vpp (mq, app_evt, SESSION_CTRL_EVT_LISTEN);
mp = (session_listen_msg_t *) app_evt->evt->data;
memset (mp, 0, sizeof (*mp));
- mp->client_index = wrk->my_client_index;
+ mp->client_index = wrk->api_client_handle;
mp->context = s->session_index;
mp->wrk_index = wrk->vpp_wrk_index;
mp->is_ip4 = s->transport.is_ip4;
clib_memcpy_fast (&mp->ip, &s->transport.lcl_ip, sizeof (mp->ip));
mp->port = s->transport.lcl_port;
mp->proto = s->session_type;
+ if (s->flags & VCL_SESSION_F_CONNECTED)
+ mp->flags = TRANSPORT_CFG_F_CONNECTED;
app_send_ctrl_evt_to_vpp (mq, app_evt);
}
app_alloc_ctrl_evt_to_vpp (mq, app_evt, SESSION_CTRL_EVT_CONNECT);
mp = (session_connect_msg_t *) app_evt->evt->data;
memset (mp, 0, sizeof (*mp));
- mp->client_index = wrk->my_client_index;
+ mp->client_index = wrk->api_client_handle;
mp->context = s->session_index;
mp->wrk_index = wrk->vpp_wrk_index;
mp->is_ip4 = s->transport.is_ip4;
mp->parent_handle = s->parent_handle;
clib_memcpy_fast (&mp->ip, &s->transport.rmt_ip, sizeof (mp->ip));
+ clib_memcpy_fast (&mp->lcl_ip, &s->transport.lcl_ip, sizeof (mp->lcl_ip));
mp->port = s->transport.rmt_port;
+ mp->lcl_port = s->transport.lcl_port;
mp->proto = s->session_type;
+ if (s->flags & VCL_SESSION_F_CONNECTED)
+ mp->flags |= TRANSPORT_CFG_F_CONNECTED;
app_send_ctrl_evt_to_vpp (mq, app_evt);
}
app_alloc_ctrl_evt_to_vpp (mq, app_evt, SESSION_CTRL_EVT_UNLISTEN);
mp = (session_unlisten_msg_t *) app_evt->evt->data;
memset (mp, 0, sizeof (*mp));
- mp->client_index = wrk->my_client_index;
+ mp->client_index = wrk->api_client_handle;
mp->wrk_index = wrk->vpp_wrk_index;
mp->handle = s->vpp_handle;
mp->context = wrk->wrk_index;
app_alloc_ctrl_evt_to_vpp (mq, app_evt, SESSION_CTRL_EVT_DISCONNECT);
mp = (session_disconnect_msg_t *) app_evt->evt->data;
memset (mp, 0, sizeof (*mp));
- mp->client_index = wrk->my_client_index;
+ mp->client_index = wrk->api_client_handle;
mp->handle = s->vpp_handle;
app_send_ctrl_evt_to_vpp (mq, app_evt);
}
app_alloc_ctrl_evt_to_vpp (mq, app_evt, SESSION_CTRL_EVT_APP_DETACH);
mp = (session_app_detach_msg_t *) app_evt->evt->data;
memset (mp, 0, sizeof (*mp));
- mp->client_index = wrk->my_client_index;
+ mp->client_index = wrk->api_client_handle;
app_send_ctrl_evt_to_vpp (mq, app_evt);
}
mq = vcl_session_vpp_evt_q (wrk, s);
app_alloc_ctrl_evt_to_vpp (mq, app_evt, SESSION_CTRL_EVT_WORKER_UPDATE);
mp = (session_worker_update_msg_t *) app_evt->evt->data;
- mp->client_index = wrk->my_client_index;
+ mp->client_index = wrk->api_client_handle;
mp->handle = s->vpp_handle;
mp->req_wrk_index = wrk->vpp_wrk_index;
mp->wrk_index = wrk_index;
app_send_ctrl_evt_to_vpp (mq, app_evt);
}
+int
+vcl_send_worker_rpc (u32 dst_wrk_index, void *data, u32 data_len)
+{
+ app_session_evt_t _app_evt, *app_evt = &_app_evt;
+ session_app_wrk_rpc_msg_t *mp;
+ vcl_worker_t *dst_wrk, *wrk;
+ svm_msg_q_t *mq;
+ int ret = -1;
+
+ if (data_len > sizeof (mp->data))
+ goto done;
+
+ clib_spinlock_lock (&vcm->workers_lock);
+
+ dst_wrk = vcl_worker_get_if_valid (dst_wrk_index);
+ if (!dst_wrk)
+ goto done;
+
+ wrk = vcl_worker_get_current ();
+ mq = vcl_worker_ctrl_mq (wrk);
+ app_alloc_ctrl_evt_to_vpp (mq, app_evt, SESSION_CTRL_EVT_APP_WRK_RPC);
+ mp = (session_app_wrk_rpc_msg_t *) app_evt->evt->data;
+ mp->client_index = wrk->api_client_handle;
+ mp->wrk_index = dst_wrk->vpp_wrk_index;
+ clib_memcpy (mp->data, data, data_len);
+ app_send_ctrl_evt_to_vpp (mq, app_evt);
+ ret = 0;
+
+done:
+ clib_spinlock_unlock (&vcm->workers_lock);
+ return ret;
+}
+
static u32
vcl_session_accepted_handler (vcl_worker_t * wrk, session_accepted_msg_t * mp,
u32 ls_index)
goto error;
}
- if (vcl_wait_for_segment (mp->segment_handle))
+ if (vcl_segment_is_not_mounted (wrk, mp->segment_handle))
{
- VDBG (0, "ERROR: segment for session %u couldn't be mounted!",
+ VDBG (0, "ERROR: segment for session %u is not mounted!",
session->session_index);
goto error;
}
session->rx_fifo = rx_fifo;
session->tx_fifo = tx_fifo;
- session->session_state = STATE_ACCEPT;
+ session->session_state = VCL_STATE_READY;
session->transport.rmt_port = mp->rmt.port;
session->transport.is_ip4 = mp->rmt.is_ip4;
clib_memcpy_fast (&session->transport.rmt_ip, &mp->rmt.ip,
if (mp->retval)
{
VDBG (0, "ERROR: session index %u: connect failed! %U",
- session_index, format_api_error, ntohl (mp->retval));
- session->session_state = STATE_FAILED;
+ session_index, format_session_error, mp->retval);
+ session->session_state = VCL_STATE_DETACHED;
session->vpp_handle = mp->handle;
return session_index;
}
+ session->vpp_handle = mp->handle;
+ session->vpp_evt_q = uword_to_pointer (mp->vpp_event_queue_address,
+ svm_msg_q_t *);
rx_fifo = uword_to_pointer (mp->server_rx_fifo, svm_fifo_t *);
tx_fifo = uword_to_pointer (mp->server_tx_fifo, svm_fifo_t *);
- if (vcl_wait_for_segment (mp->segment_handle))
+ if (vcl_segment_is_not_mounted (wrk, mp->segment_handle))
{
- VDBG (0, "segment for session %u couldn't be mounted!",
+ VDBG (0, "segment for session %u is not mounted!",
session->session_index);
- session->session_state = STATE_FAILED;
- return VCL_INVALID_SESSION_INDEX;
+ session->session_state = VCL_STATE_DETACHED;
+ vcl_send_session_disconnect (wrk, session);
+ return session_index;
}
rx_fifo->client_session_index = session_index;
rx_fifo->client_thread_index = vcl_get_worker_index ();
tx_fifo->client_thread_index = vcl_get_worker_index ();
- session->vpp_evt_q = uword_to_pointer (mp->vpp_event_queue_address,
- svm_msg_q_t *);
vpp_wrk_index = tx_fifo->master_thread_index;
vec_validate (wrk->vpp_event_queues, vpp_wrk_index);
wrk->vpp_event_queues[vpp_wrk_index] = session->vpp_evt_q;
{
session->ct_rx_fifo = uword_to_pointer (mp->ct_rx_fifo, svm_fifo_t *);
session->ct_tx_fifo = uword_to_pointer (mp->ct_tx_fifo, svm_fifo_t *);
- if (vcl_wait_for_segment (mp->ct_segment_handle))
+ if (vcl_segment_is_not_mounted (wrk, mp->ct_segment_handle))
{
- VDBG (0, "ct segment for session %u couldn't be mounted!",
+ VDBG (0, "ct segment for session %u is not mounted!",
session->session_index);
- session->session_state = STATE_FAILED;
- return VCL_INVALID_SESSION_INDEX;
+ session->session_state = VCL_STATE_DETACHED;
+ vcl_send_session_disconnect (wrk, session);
+ return session_index;
}
}
session->rx_fifo = rx_fifo;
session->tx_fifo = tx_fifo;
- session->vpp_handle = mp->handle;
session->vpp_thread_index = rx_fifo->master_thread_index;
session->transport.is_ip4 = mp->lcl.is_ip4;
clib_memcpy_fast (&session->transport.lcl_ip, &mp->lcl.ip,
sizeof (session->transport.lcl_ip));
session->transport.lcl_port = mp->lcl.port;
- session->session_state = STATE_CONNECT;
+
+ /* Application closed session before connect reply */
+ if (vcl_session_has_attr (session, VCL_SESS_ATTR_NONBLOCK)
+ && session->session_state == VCL_STATE_CLOSED)
+ vcl_send_session_disconnect (wrk, session);
+ else
+ session->session_state = VCL_STATE_READY;
/* Add it to lookup table */
vcl_session_table_add_vpp_handle (wrk, mp->handle, session_index);
}
/* Caught a reset before actually accepting the session */
- if (session->session_state == STATE_LISTEN)
+ if (session->session_state == VCL_STATE_LISTEN)
{
if (!vcl_flag_accepted_session (session, reset_msg->handle,
return VCL_INVALID_SESSION_INDEX;
}
- session->session_state = STATE_DISCONNECT;
+ if (session->session_state != VCL_STATE_CLOSED)
+ session->session_state = VCL_STATE_DISCONNECT;
VDBG (0, "reset session %u [0x%llx]", sid, reset_msg->handle);
return sid;
}
if (mp->retval)
{
VERR ("session %u [0x%llx]: bind failed: %U", sid, mp->handle,
- format_api_error, mp->retval);
+ format_session_error, mp->retval);
if (session)
{
- session->session_state = STATE_FAILED;
+ session->session_state = VCL_STATE_DETACHED;
session->vpp_handle = mp->handle;
return sid;
}
sizeof (ip46_address_t));
session->transport.lcl_port = mp->lcl_port;
vcl_session_table_add_listener (wrk, mp->handle, sid);
- session->session_state = STATE_LISTEN;
+ session->session_state = VCL_STATE_LISTEN;
session->vpp_evt_q = uword_to_pointer (mp->vpp_evt_q, svm_msg_q_t *);
vec_validate (wrk->vpp_event_queues, 0);
wrk->vpp_event_queues[0] = session->vpp_evt_q;
- if (session->is_dgram)
+ if (vcl_session_is_cl (session))
{
svm_fifo_t *rx_fifo, *tx_fifo;
session->vpp_evt_q = uword_to_pointer (mp->vpp_evt_q, svm_msg_q_t *);
vcl_session_t *s;
s = vcl_session_get_w_vpp_handle (wrk, mp->handle);
- if (!s || s->session_state != STATE_DISCONNECT)
+ if (!s)
{
VDBG (0, "Unlisten reply with wrong handle %llx", mp->handle);
return;
}
+ if (s->session_state != VCL_STATE_DISCONNECT)
+ {
+ /* Connected udp listener */
+ if (s->session_type == VPPCOM_PROTO_UDP
+ && s->session_state == VCL_STATE_CLOSED)
+ return;
+
+ VDBG (0, "Unlisten session in wrong state %llx", mp->handle);
+ return;
+ }
if (mp->retval)
VDBG (0, "ERROR: session %u [0xllx]: unlisten failed: %U",
- s->session_index, mp->handle, format_api_error, ntohl (mp->retval));
+ s->session_index, mp->handle, format_session_error, mp->retval);
if (mp->context != wrk->wrk_index)
VDBG (0, "wrong context");
vcl_session_free (wrk, s);
}
+static void
+vcl_session_migrated_handler (vcl_worker_t * wrk, void *data)
+{
+ session_migrated_msg_t *mp = (session_migrated_msg_t *) data;
+ vcl_session_t *s;
+
+ s = vcl_session_get_w_vpp_handle (wrk, mp->handle);
+ if (!s)
+ {
+ VDBG (0, "Migrated notification with wrong handle %llx", mp->handle);
+ return;
+ }
+
+ s->vpp_thread_index = mp->vpp_thread_index;
+ s->vpp_handle = mp->new_handle;
+ s->vpp_evt_q = uword_to_pointer (mp->vpp_evt_q, svm_msg_q_t *);
+
+ vec_validate (wrk->vpp_event_queues, s->vpp_thread_index);
+ wrk->vpp_event_queues[s->vpp_thread_index] = s->vpp_evt_q;
+
+ vcl_session_table_del_vpp_handle (wrk, mp->handle);
+ vcl_session_table_add_vpp_handle (wrk, mp->new_handle, s->session_index);
+
+ /* Generate new tx event if we have outstanding data */
+ if (svm_fifo_has_event (s->tx_fifo))
+ app_send_io_evt_to_vpp (s->vpp_evt_q, s->tx_fifo->master_session_index,
+ SESSION_IO_EVT_TX, SVM_Q_WAIT);
+
+ VDBG (0, "Migrated 0x%lx to thread %u 0x%lx", mp->handle,
+ s->vpp_thread_index, mp->new_handle);
+}
+
static vcl_session_t *
vcl_session_accepted (vcl_worker_t * wrk, session_accepted_msg_t * msg)
{
}
clib_fifo_add2 (session->accept_evts_fifo, vcl_msg);
+ vcl_msg->flags = 0;
vcl_msg->accepted_msg = *msg;
/* Session handle points to listener until fully accepted by app */
vcl_session_table_add_vpp_handle (wrk, msg->handle, session->session_index);
return 0;
}
+ /* Late disconnect notification on a session that has been closed */
+ if (session->session_state == VCL_STATE_CLOSED)
+ return 0;
+
/* Caught a disconnect before actually accepting the session */
- if (session->session_state == STATE_LISTEN)
+ if (session->session_state == VCL_STATE_LISTEN)
{
if (!vcl_flag_accepted_session (session, msg->handle,
VCL_ACCEPTED_F_CLOSED))
return 0;
}
- session->session_state = STATE_VPP_CLOSING;
+ /* If not already reset change state */
+ if (session->session_state != VCL_STATE_DISCONNECT)
+ session->session_state = VCL_STATE_VPP_CLOSING;
+
return session;
}
+static int
+vppcom_session_disconnect (u32 session_handle)
+{
+ vcl_worker_t *wrk = vcl_worker_get_current ();
+ svm_msg_q_t *vpp_evt_q;
+ vcl_session_t *session, *listen_session;
+ vcl_session_state_t state;
+ u64 vpp_handle;
+
+ session = vcl_session_get_w_handle (wrk, session_handle);
+ if (!session)
+ return VPPCOM_EBADFD;
+
+ vpp_handle = session->vpp_handle;
+ state = session->session_state;
+
+ VDBG (1, "session %u [0x%llx] state 0x%x (%s)", session->session_index,
+ vpp_handle, state, vppcom_session_state_str (state));
+
+ if (PREDICT_FALSE (state == VCL_STATE_LISTEN))
+ {
+ VDBG (0, "ERROR: Cannot disconnect a listen socket!");
+ return VPPCOM_EBADFD;
+ }
+
+ if (state == VCL_STATE_VPP_CLOSING)
+ {
+ vpp_evt_q = vcl_session_vpp_evt_q (wrk, session);
+ vcl_send_session_disconnected_reply (vpp_evt_q, wrk->api_client_handle,
+ vpp_handle, 0);
+ VDBG (1, "session %u [0x%llx]: sending disconnect REPLY...",
+ session->session_index, vpp_handle);
+ }
+ else
+ {
+ /* Session doesn't have an event queue yet. Probably a non-blocking
+ * connect. Wait for the reply */
+ if (PREDICT_FALSE (!session->vpp_evt_q))
+ return VPPCOM_OK;
+
+ VDBG (1, "session %u [0x%llx]: sending disconnect...",
+ session->session_index, vpp_handle);
+ vcl_send_session_disconnect (wrk, session);
+ }
+
+ if (session->listener_index != VCL_INVALID_SESSION_INDEX)
+ {
+ listen_session = vcl_session_get (wrk, session->listener_index);
+ listen_session->n_accepted_sessions--;
+ }
+
+ return VPPCOM_OK;
+}
+
+static void
+vcl_session_cleanup_handler (vcl_worker_t * wrk, void *data)
+{
+ session_cleanup_msg_t *msg;
+ vcl_session_t *session;
+
+ msg = (session_cleanup_msg_t *) data;
+ session = vcl_session_get_w_vpp_handle (wrk, msg->handle);
+ if (!session)
+ {
+ VDBG (0, "disconnect confirmed for unknown handle 0x%llx", msg->handle);
+ return;
+ }
+
+ if (msg->type == SESSION_CLEANUP_TRANSPORT)
+ {
+ /* Transport was cleaned up before we confirmed close. Probably the
+ * app is still waiting for some data that cannot be delivered.
+ * Confirm close to make sure everything is cleaned up.
+ * Move to undetermined state to ensure that the session is not
+ * removed before both vpp and the app cleanup.
+ * - If the app closes first, the session is moved to CLOSED state
+ * and the session cleanup notification from vpp removes the
+ * session.
+ * - If vpp cleans up the session first, the session is moved to
+ * DETACHED state lower and subsequently the close from the app
+ * frees the session
+ */
+ if (session->session_state == VCL_STATE_VPP_CLOSING)
+ {
+ vppcom_session_disconnect (vcl_session_handle (session));
+ session->session_state = VCL_STATE_UPDATED;
+ }
+ else if (session->session_state == VCL_STATE_DISCONNECT)
+ {
+ vcl_send_session_reset_reply (vcl_session_vpp_evt_q (wrk, session),
+ wrk->api_client_handle,
+ session->vpp_handle, 0);
+ session->session_state = VCL_STATE_UPDATED;
+ }
+ return;
+ }
+
+ vcl_session_table_del_vpp_handle (wrk, msg->handle);
+ /* Should not happen. App did not close the connection so don't free it. */
+ if (session->session_state != VCL_STATE_CLOSED)
+ {
+ VDBG (0, "app did not close session %d", session->session_index);
+ session->session_state = VCL_STATE_DETACHED;
+ session->vpp_handle = VCL_INVALID_SESSION_HANDLE;
+ return;
+ }
+ vcl_session_free (wrk, session);
+}
+
static void
vcl_session_req_worker_update_handler (vcl_worker_t * wrk, void *data)
{
VDBG (0, "unknown handle 0x%llx", msg->handle);
return;
}
- if (vcl_wait_for_segment (msg->segment_handle))
+ if (vcl_segment_is_not_mounted (wrk, msg->segment_handle))
{
- clib_warning ("segment for session %u couldn't be mounted!",
+ clib_warning ("segment for session %u is not mounted!",
s->session_index);
return;
}
s->rx_fifo->client_thread_index = wrk->wrk_index;
s->tx_fifo->client_thread_index = wrk->wrk_index;
}
- s->session_state = STATE_UPDATED;
+ s->session_state = VCL_STATE_UPDATED;
VDBG (0, "session %u[0x%llx] moved to worker %u", s->session_index,
s->vpp_handle, wrk->wrk_index);
}
+static int
+vcl_api_recv_fd (vcl_worker_t * wrk, int *fds, int n_fds)
+{
+
+ if (vcm->cfg.vpp_app_socket_api)
+ return vcl_sapi_recv_fds (wrk, fds, n_fds);
+
+ return vcl_bapi_recv_fds (wrk, fds, n_fds);
+}
+
+static void
+vcl_session_app_add_segment_handler (vcl_worker_t * wrk, void *data)
+{
+ ssvm_segment_type_t seg_type = SSVM_SEGMENT_SHM;
+ session_app_add_segment_msg_t *msg;
+ u64 segment_handle;
+ int fd = -1;
+
+ msg = (session_app_add_segment_msg_t *) data;
+
+ if (msg->fd_flags)
+ {
+ vcl_api_recv_fd (wrk, &fd, 1);
+ seg_type = SSVM_SEGMENT_MEMFD;
+ }
+
+ segment_handle = msg->segment_handle;
+ if (segment_handle == VCL_INVALID_SEGMENT_HANDLE)
+ {
+ clib_warning ("invalid segment handle");
+ return;
+ }
+
+ if (vcl_segment_attach (segment_handle, (char *) msg->segment_name,
+ seg_type, fd))
+ {
+ VDBG (0, "vcl_segment_attach ('%s') failed", msg->segment_name);
+ return;
+ }
+
+ VDBG (1, "mapped new segment '%s' size %d", msg->segment_name,
+ msg->segment_size);
+}
+
+static void
+vcl_session_app_del_segment_handler (vcl_worker_t * wrk, void *data)
+{
+ session_app_del_segment_msg_t *msg = (session_app_del_segment_msg_t *) data;
+ vcl_segment_detach (msg->segment_handle);
+ VDBG (1, "Unmapped segment: %d", msg->segment_handle);
+}
+
+static void
+vcl_worker_rpc_handler (vcl_worker_t * wrk, void *data)
+{
+ if (!vcm->wrk_rpc_fn)
+ return;
+
+ (vcm->wrk_rpc_fn) (((session_app_wrk_rpc_msg_t *) data)->data);
+}
+
static int
vcl_handle_mq_event (vcl_worker_t * wrk, session_event_t * e)
{
session_disconnected_msg_t *disconnected_msg;
- vcl_session_t *session;
+ vcl_session_t *s;
switch (e->event_type)
{
case SESSION_IO_EVT_RX:
case SESSION_IO_EVT_TX:
- session = vcl_session_get (wrk, e->session_index);
- if (!session || !(session->session_state & STATE_OPEN))
+ s = vcl_session_get (wrk, e->session_index);
+ if (!s || !vcl_session_is_open (s))
break;
vec_add1 (wrk->unhandled_evts_vector, *e);
break;
break;
case SESSION_CTRL_EVT_DISCONNECTED:
disconnected_msg = (session_disconnected_msg_t *) e->data;
- session = vcl_session_disconnected_handler (wrk, disconnected_msg);
- if (!session)
+ s = vcl_session_disconnected_handler (wrk, disconnected_msg);
+ if (!s)
break;
- VDBG (0, "disconnected session %u [0x%llx]", session->session_index,
- session->vpp_handle);
+ VDBG (0, "disconnected session %u [0x%llx]", s->session_index,
+ s->vpp_handle);
break;
case SESSION_CTRL_EVT_RESET:
vcl_session_reset_handler (wrk, (session_reset_msg_t *) e->data);
case SESSION_CTRL_EVT_UNLISTEN_REPLY:
vcl_session_unlisten_reply_handler (wrk, e->data);
break;
+ case SESSION_CTRL_EVT_MIGRATED:
+ vcl_session_migrated_handler (wrk, e->data);
+ break;
+ case SESSION_CTRL_EVT_CLEANUP:
+ vcl_session_cleanup_handler (wrk, e->data);
+ break;
case SESSION_CTRL_EVT_REQ_WORKER_UPDATE:
vcl_session_req_worker_update_handler (wrk, e->data);
break;
case SESSION_CTRL_EVT_WORKER_UPDATE_REPLY:
vcl_session_worker_update_reply_handler (wrk, e->data);
break;
+ case SESSION_CTRL_EVT_APP_ADD_SEGMENT:
+ vcl_session_app_add_segment_handler (wrk, e->data);
+ break;
+ case SESSION_CTRL_EVT_APP_DEL_SEGMENT:
+ vcl_session_app_del_segment_handler (wrk, e->data);
+ break;
+ case SESSION_CTRL_EVT_APP_WRK_RPC:
+ vcl_worker_rpc_handler (wrk, e->data);
+ break;
default:
clib_warning ("unhandled %u", e->event_type);
}
{
return VPPCOM_EBADFD;
}
- if (session->session_state & state)
+ if (session->session_state == state)
{
return VPPCOM_OK;
}
- if (session->session_state & STATE_FAILED)
+ if (session->session_state == VCL_STATE_DETACHED)
{
return VPPCOM_ECONNREFUSED;
}
s = vcl_session_get (wrk, *sip);
vcl_send_session_worker_update (wrk, s, wrk->wrk_index);
state = s->session_state;
- vppcom_wait_for_session_state_change (s->session_index, STATE_UPDATED, 5);
+ vppcom_wait_for_session_state_change (s->session_index, VCL_STATE_UPDATED,
+ 5);
s->session_state = state;
}
vec_reset_length (wrk->pending_session_wrk_updates);
vcl_handle_pending_wrk_updates (wrk);
}
-static int
-vppcom_app_session_enable (void)
-{
- int rv;
-
- if (vcm->app_state != STATE_APP_ENABLED)
- {
- vppcom_send_session_enable_disable (1 /* is_enabled == TRUE */ );
- rv = vcl_wait_for_app_state_change (STATE_APP_ENABLED);
- if (PREDICT_FALSE (rv))
- {
- VDBG (0, "application session enable timed out! returning %d (%s)",
- rv, vppcom_retval_str (rv));
- return rv;
- }
- }
- return VPPCOM_OK;
-}
-
-static int
-vppcom_app_attach (void)
-{
- int rv;
-
- vppcom_app_send_attach ();
- rv = vcl_wait_for_app_state_change (STATE_APP_ATTACHED);
- if (PREDICT_FALSE (rv))
- {
- VDBG (0, "application attach timed out! returning %d (%s)", rv,
- vppcom_retval_str (rv));
- return rv;
- }
-
- return VPPCOM_OK;
-}
-
static int
vppcom_session_unbind (u32 session_handle)
{
vcl_evt (VCL_EVT_UNBIND, session);
session->vpp_handle = ~0;
- session->session_state = STATE_DISCONNECT;
-
- return VPPCOM_OK;
-}
-
-static int
-vppcom_session_disconnect (u32 session_handle)
-{
- vcl_worker_t *wrk = vcl_worker_get_current ();
- svm_msg_q_t *vpp_evt_q;
- vcl_session_t *session, *listen_session;
- vcl_session_state_t state;
- u64 vpp_handle;
-
- session = vcl_session_get_w_handle (wrk, session_handle);
- if (!session)
- return VPPCOM_EBADFD;
-
- vpp_handle = session->vpp_handle;
- state = session->session_state;
-
- VDBG (1, "session %u [0x%llx] state 0x%x (%s)", session->session_index,
- vpp_handle, state, vppcom_session_state_str (state));
-
- if (PREDICT_FALSE (state & STATE_LISTEN))
- {
- VDBG (0, "ERROR: Cannot disconnect a listen socket!");
- return VPPCOM_EBADFD;
- }
-
- if (state & STATE_VPP_CLOSING)
- {
- vpp_evt_q = vcl_session_vpp_evt_q (wrk, session);
- vcl_send_session_disconnected_reply (vpp_evt_q, wrk->my_client_index,
- vpp_handle, 0);
- VDBG (1, "session %u [0x%llx]: sending disconnect REPLY...",
- session->session_index, vpp_handle);
- }
- else
- {
- VDBG (1, "session %u [0x%llx]: sending disconnect...",
- session->session_index, vpp_handle);
- vcl_send_session_disconnect (wrk, session);
- }
-
- if (session->listener_index != VCL_INVALID_SESSION_INDEX)
- {
- listen_session = vcl_session_get (wrk, session->listener_index);
- listen_session->n_accepted_sessions--;
- }
+ session->session_state = VCL_STATE_DISCONNECT;
return VPPCOM_OK;
}
vcl_worker_cleanup (vcl_worker_get_current (), 1 /* notify vpp */ );
vcl_set_worker_index (~0);
vcl_elog_stop (vcm);
- if (vec_len (vcm->workers) == 1)
- vppcom_disconnect_from_vpp ();
- else
- vl_client_send_disconnect (1 /* vpp should cleanup */ );
+}
+
+static int
+vcl_api_attach (void)
+{
+ if (vcm->cfg.vpp_app_socket_api)
+ return vcl_sapi_attach ();
+
+ return vcl_bapi_attach ();
+}
+
+static void
+vcl_api_detach (vcl_worker_t * wrk)
+{
+ vcl_send_app_detach (wrk);
+
+ if (vcm->cfg.vpp_app_socket_api)
+ return vcl_sapi_detach (wrk);
+
+ return vcl_bapi_disconnect_from_vpp ();
}
/*
* VPPCOM Public API functions
*/
int
-vppcom_app_create (char *app_name)
+vppcom_app_create (const char *app_name)
{
vppcom_cfg_t *vcl_cfg = &vcm->cfg;
int rv;
vcm->main_cpu = pthread_self ();
vcm->main_pid = getpid ();
vcm->app_name = format (0, "%s", app_name);
- vppcom_init_error_string_table ();
fifo_segment_main_init (&vcm->segment_main, vcl_cfg->segment_baseva,
20 /* timeout in secs */ );
pool_alloc (vcm->workers, vcl_cfg->max_workers);
clib_spinlock_init (&vcm->workers_lock);
clib_rwlock_init (&vcm->segment_table_lock);
atexit (vppcom_app_exit);
+ vcl_elog_init (vcm);
/* Allocate default worker */
vcl_worker_alloc_and_init ();
- /* API hookup and connect to VPP */
- vppcom_api_hookup ();
- vcl_elog_init (vcm);
- vcm->app_state = STATE_APP_START;
- rv = vppcom_connect_to_vpp (app_name);
- if (rv)
- {
- VERR ("couldn't connect to VPP!");
- return rv;
- }
- VDBG (0, "sending session enable");
- rv = vppcom_app_session_enable ();
- if (rv)
- {
- VERR ("vppcom_app_session_enable() failed!");
- return rv;
- }
-
- VDBG (0, "sending app attach");
- rv = vppcom_app_attach ();
- if (rv)
- {
- VERR ("vppcom_app_attach() failed!");
- return rv;
- }
+ if ((rv = vcl_api_attach ()))
+ return rv;
VDBG (0, "app_name '%s', my_client_index %d (0x%x)", app_name,
- vcm->workers[0].my_client_index, vcm->workers[0].my_client_index);
+ vcm->workers[0].api_client_handle, vcm->workers[0].api_client_handle);
return VPPCOM_OK;
}
void
vppcom_app_destroy (void)
{
- int rv;
- f64 orig_app_timeout;
+ vcl_worker_t *wrk, *current_wrk;
+ void *heap;
if (!pool_elts (vcm->workers))
return;
vcl_evt (VCL_EVT_DETACH, vcm);
- if (pool_elts (vcm->workers) == 1)
- {
- vcl_send_app_detach (vcl_worker_get_current ());
- orig_app_timeout = vcm->cfg.app_timeout;
- vcm->cfg.app_timeout = 2.0;
- rv = vcl_wait_for_app_state_change (STATE_APP_ENABLED);
- vcm->cfg.app_timeout = orig_app_timeout;
- if (PREDICT_FALSE (rv))
- VDBG (0, "application detach timed out! returning %d (%s)", rv,
- vppcom_retval_str (rv));
- vec_free (vcm->app_name);
- vcl_worker_cleanup (vcl_worker_get_current (), 0 /* notify vpp */ );
- }
- else
- {
- vcl_worker_cleanup (vcl_worker_get_current (), 1 /* notify vpp */ );
- }
+ current_wrk = vcl_worker_get_current ();
+
+ /* *INDENT-OFF* */
+ pool_foreach (wrk, vcm->workers, ({
+ if (current_wrk != wrk)
+ vcl_worker_cleanup (wrk, 0 /* notify vpp */ );
+ }));
+ /* *INDENT-ON* */
+
+ vcl_api_detach (current_wrk);
+ vcl_worker_cleanup (current_wrk, 0 /* notify vpp */ );
- vcl_set_worker_index (~0);
vcl_elog_stop (vcm);
- vl_client_disconnect_from_vlib ();
+
+ /*
+ * Free the heap and fix vcm
+ */
+ heap = clib_mem_get_heap ();
+ munmap (clib_mem_get_heap_base (heap), clib_mem_get_heap_size (heap));
+
+ vcm = &_vppcom_main;
+ vcm->is_init = 0;
}
int
session = vcl_session_alloc (wrk);
session->session_type = proto;
- session->session_state = STATE_START;
+ session->session_state = VCL_STATE_CLOSED;
session->vpp_handle = ~0;
session->is_dgram = vcl_proto_is_dgram (proto);
if (is_nonblocking)
- VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_NONBLOCK);
+ vcl_session_set_attr (session, VCL_SESS_ATTR_NONBLOCK);
vcl_evt (VCL_EVT_CREATE, session, session_type, session->session_state,
is_nonblocking, session_index);
}
int
-vcl_session_cleanup (vcl_worker_t * wrk, vcl_session_t * session,
+vcl_session_cleanup (vcl_worker_t * wrk, vcl_session_t * s,
vcl_session_handle_t sh, u8 do_disconnect)
{
- vcl_session_state_t state;
- u32 next_sh, vep_sh;
int rv = VPPCOM_OK;
- u64 vpp_handle;
- u8 is_vep;
- is_vep = session->is_vep;
- next_sh = session->vep.next_sh;
- vep_sh = session->vep.vep_sh;
- state = session->session_state;
- vpp_handle = session->vpp_handle;
+ VDBG (1, "session %u [0x%llx] closing", s->session_index, s->vpp_handle);
- VDBG (1, "session %u [0x%llx] closing", session->session_index, vpp_handle);
-
- if (is_vep)
+ if (s->flags & VCL_SESSION_F_IS_VEP)
{
+ u32 next_sh = s->vep.next_sh;
while (next_sh != ~0)
{
rv = vppcom_epoll_ctl (sh, EPOLL_CTL_DEL, next_sh, 0);
if (PREDICT_FALSE (rv < 0))
VDBG (0, "vpp handle 0x%llx, sh %u: EPOLL_CTL_DEL vep_idx %u"
- " failed! rv %d (%s)", vpp_handle, next_sh, vep_sh, rv,
- vppcom_retval_str (rv));
-
- next_sh = session->vep.next_sh;
+ " failed! rv %d (%s)", s->vpp_handle, next_sh,
+ s->vep.vep_sh, rv, vppcom_retval_str (rv));
+ next_sh = s->vep.next_sh;
}
+ goto cleanup;
}
- else
+
+ if (s->flags & VCL_SESSION_F_IS_VEP_SESSION)
{
- if (session->is_vep_session)
- {
- rv = vppcom_epoll_ctl (vep_sh, EPOLL_CTL_DEL, sh, 0);
- if (rv < 0)
- VDBG (0, "session %u [0x%llx]: EPOLL_CTL_DEL vep_idx %u "
- "failed! rv %d (%s)", session->session_index, vpp_handle,
- vep_sh, rv, vppcom_retval_str (rv));
- }
+ rv = vppcom_epoll_ctl (s->vep.vep_sh, EPOLL_CTL_DEL, sh, 0);
+ if (rv < 0)
+ VDBG (0, "session %u [0x%llx]: EPOLL_CTL_DEL vep_idx %u "
+ "failed! rv %d (%s)", s->session_index, s->vpp_handle,
+ s->vep.vep_sh, rv, vppcom_retval_str (rv));
+ }
- if (!do_disconnect)
- {
- VDBG (1, "session %u [0x%llx] disconnect skipped",
- session->session_index, vpp_handle);
- goto cleanup;
- }
+ if (!do_disconnect)
+ {
+ VDBG (1, "session %u [0x%llx] disconnect skipped",
+ s->session_index, s->vpp_handle);
+ goto cleanup;
+ }
- if (state & STATE_LISTEN)
- {
- rv = vppcom_session_unbind (sh);
- if (PREDICT_FALSE (rv < 0))
- VDBG (0, "session %u [0x%llx]: listener unbind failed! "
- "rv %d (%s)", session->session_index, vpp_handle, rv,
- vppcom_retval_str (rv));
- return rv;
- }
- else if ((state & STATE_OPEN)
- || (vcl_session_is_connectable_listener (wrk, session)))
- {
- rv = vppcom_session_disconnect (sh);
- if (PREDICT_FALSE (rv < 0))
- VDBG (0, "ERROR: session %u [0x%llx]: disconnect failed!"
- " rv %d (%s)", session->session_index, vpp_handle,
- rv, vppcom_retval_str (rv));
- }
- else if (state == STATE_DISCONNECT)
- {
- svm_msg_q_t *mq = vcl_session_vpp_evt_q (wrk, session);
- vcl_send_session_reset_reply (mq, wrk->my_client_index,
- session->vpp_handle, 0);
- }
+ if (s->session_state == VCL_STATE_LISTEN)
+ {
+ rv = vppcom_session_unbind (sh);
+ if (PREDICT_FALSE (rv < 0))
+ VDBG (0, "session %u [0x%llx]: listener unbind failed! "
+ "rv %d (%s)", s->session_index, s->vpp_handle, rv,
+ vppcom_retval_str (rv));
+ return rv;
+ }
+ else if (vcl_session_is_ready (s)
+ || (vcl_session_is_connectable_listener (wrk, s)))
+ {
+ rv = vppcom_session_disconnect (sh);
+ if (PREDICT_FALSE (rv < 0))
+ VDBG (0, "ERROR: session %u [0x%llx]: disconnect failed!"
+ " rv %d (%s)", s->session_index, s->vpp_handle,
+ rv, vppcom_retval_str (rv));
+ }
+ else if (s->session_state == VCL_STATE_DISCONNECT)
+ {
+ svm_msg_q_t *mq = vcl_session_vpp_evt_q (wrk, s);
+ vcl_send_session_reset_reply (mq, wrk->api_client_handle,
+ s->vpp_handle, 0);
+ }
+ else if (s->session_state == VCL_STATE_DETACHED)
+ {
+ /* Should not happen. VPP cleaned up before app confirmed close */
+ VDBG (0, "vpp freed session %d before close", s->session_index);
+ goto free_session;
}
- VDBG (0, "session %u [0x%llx] removed", session->session_index, vpp_handle);
+ s->session_state = VCL_STATE_CLOSED;
+
+ /* Session is removed only after vpp confirms the disconnect */
+ return rv;
cleanup:
- vcl_session_table_del_vpp_handle (wrk, vpp_handle);
- vcl_session_free (wrk, session);
- vcl_evt (VCL_EVT_CLOSE, session, rv);
+ vcl_session_table_del_vpp_handle (wrk, s->vpp_handle);
+free_session:
+ vcl_session_free (wrk, s);
+ vcl_evt (VCL_EVT_CLOSE, s, rv);
return rv;
}
if (!session)
return VPPCOM_EBADFD;
- if (session->is_vep)
+ if (session->flags & VCL_SESSION_F_IS_VEP)
{
VDBG (0, "ERROR: cannot bind to epoll session %u!",
session->session_index);
int rv;
listen_session = vcl_session_get_w_handle (wrk, listen_sh);
- if (!listen_session || listen_session->is_vep)
+ if (!listen_session || (listen_session->flags & VCL_SESSION_F_IS_VEP))
return VPPCOM_EBADFD;
if (q_len == 0 || q_len == ~0)
q_len = vcm->cfg.listen_queue_size;
listen_vpp_handle = listen_session->vpp_handle;
- if (listen_session->session_state & STATE_LISTEN)
+ if (listen_session->session_state == VCL_STATE_LISTEN)
{
VDBG (0, "session %u [0x%llx]: already in listen state!",
listen_sh, listen_vpp_handle);
*/
vcl_send_session_listen (wrk, listen_session);
rv = vppcom_wait_for_session_state_change (listen_session->session_index,
- STATE_LISTEN,
+ VCL_STATE_LISTEN,
vcm->cfg.session_timeout);
if (PREDICT_FALSE (rv))
return VPPCOM_OK;
}
-int
-vppcom_session_tls_add_cert (uint32_t session_handle, char *cert,
- uint32_t cert_len)
-{
-
- vcl_worker_t *wrk = vcl_worker_get_current ();
- vcl_session_t *session = 0;
-
- session = vcl_session_get_w_handle (wrk, session_handle);
- if (!session)
- return VPPCOM_EBADFD;
-
- if (cert_len == 0 || cert_len == ~0)
- return VPPCOM_EBADFD;
-
- /*
- * Send listen request to vpp and wait for reply
- */
- vppcom_send_application_tls_cert_add (session, cert, cert_len);
- vcm->app_state = STATE_APP_ADDING_TLS_DATA;
- vcl_wait_for_app_state_change (STATE_APP_READY);
- return VPPCOM_OK;
-
-}
-
-int
-vppcom_session_tls_add_key (uint32_t session_handle, char *key,
- uint32_t key_len)
-{
-
- vcl_worker_t *wrk = vcl_worker_get_current ();
- vcl_session_t *session = 0;
-
- session = vcl_session_get_w_handle (wrk, session_handle);
- if (!session)
- return VPPCOM_EBADFD;
-
- if (key_len == 0 || key_len == ~0)
- return VPPCOM_EBADFD;
-
- vppcom_send_application_tls_key_add (session, key, key_len);
- vcm->app_state = STATE_APP_ADDING_TLS_DATA;
- vcl_wait_for_app_state_change (STATE_APP_READY);
- return VPPCOM_OK;
-}
-
static int
validate_args_session_accept_ (vcl_worker_t * wrk, vcl_session_t * ls)
{
- if (ls->is_vep)
+ if (ls->flags & VCL_SESSION_F_IS_VEP)
{
VDBG (0, "ERROR: cannot accept on epoll session %u!",
ls->session_index);
return VPPCOM_EBADFD;
}
- if ((ls->session_state != STATE_LISTEN)
+ if ((ls->session_state != VCL_STATE_LISTEN)
&& (!vcl_session_is_connectable_listener (wrk, ls)))
{
- VDBG (0,
- "ERROR: session [0x%llx]: not in listen state! state 0x%x"
+ VDBG (0, "ERROR: session [0x%llx]: not in listen state! state 0x%x"
" (%s)", ls->vpp_handle, ls->session_state,
vppcom_session_state_str (ls->session_state));
return VPPCOM_EBADFD;
*proto = VPPCOM_PROTO_UDP;
else if (!strcmp (proto_str, "udp"))
*proto = VPPCOM_PROTO_UDP;
- else if (!strcmp (proto_str, "UDPC"))
- *proto = VPPCOM_PROTO_UDPC;
- else if (!strcmp (proto_str, "udpc"))
- *proto = VPPCOM_PROTO_UDPC;
- else if (!strcmp (proto_str, "SCTP"))
- *proto = VPPCOM_PROTO_SCTP;
- else if (!strcmp (proto_str, "sctp"))
- *proto = VPPCOM_PROTO_SCTP;
else if (!strcmp (proto_str, "TLS"))
*proto = VPPCOM_PROTO_TLS;
else if (!strcmp (proto_str, "tls"))
goto handle;
}
- is_nonblocking = VCL_SESS_ATTR_TEST (listen_session->attr,
- VCL_SESS_ATTR_NONBLOCK);
- if (svm_msg_q_is_empty (wrk->app_event_queue) && is_nonblocking)
- return VPPCOM_EAGAIN;
-
+ is_nonblocking = vcl_session_has_attr (listen_session,
+ VCL_SESS_ATTR_NONBLOCK);
while (1)
{
+ if (svm_msg_q_is_empty (wrk->app_event_queue) && is_nonblocking)
+ return VPPCOM_EAGAIN;
+
if (svm_msg_q_sub (wrk->app_event_queue, &msg, SVM_Q_WAIT, 0))
return VPPCOM_EAGAIN;
e = svm_msg_q_msg_data (wrk->app_event_queue, &msg);
if (e->event_type != SESSION_CTRL_EVT_ACCEPTED)
{
- VDBG (0, "discarded event: %u", e->event_type);
+ vcl_handle_mq_event (wrk, e);
svm_msg_q_free_msg (wrk->app_event_queue, &msg);
continue;
}
client_session = vcl_session_get (wrk, client_session_index);
if (flags & O_NONBLOCK)
- VCL_SESS_ATTR_SET (client_session->attr, VCL_SESS_ATTR_NONBLOCK);
+ vcl_session_set_attr (client_session, VCL_SESS_ATTR_NONBLOCK);
VDBG (1, "listener %u [0x%llx]: Got a connect request! session %u [0x%llx],"
" flags %d, is_nonblocking %u", listen_session->session_index,
listen_session->vpp_handle, client_session_index,
client_session->vpp_handle, flags,
- VCL_SESS_ATTR_TEST (client_session->attr, VCL_SESS_ATTR_NONBLOCK));
+ vcl_session_has_attr (client_session, VCL_SESS_ATTR_NONBLOCK));
if (ep)
{
if (accept_flags)
{
if (accept_flags & VCL_ACCEPTED_F_CLOSED)
- client_session->session_state = STATE_VPP_CLOSING;
+ client_session->session_state = VCL_STATE_VPP_CLOSING;
else if (accept_flags & VCL_ACCEPTED_F_RESET)
- client_session->session_state = STATE_DISCONNECT;
+ client_session->session_state = VCL_STATE_DISCONNECT;
}
return vcl_session_handle (client_session);
}
return VPPCOM_EBADFD;
session_index = session->session_index;
- if (PREDICT_FALSE (session->is_vep))
+ if (PREDICT_FALSE (session->flags & VCL_SESSION_F_IS_VEP))
{
VDBG (0, "ERROR: cannot connect epoll session %u!",
session->session_index);
return VPPCOM_EBADFD;
}
- if (PREDICT_FALSE (session->session_state & CLIENT_STATE_OPEN))
+ if (PREDICT_FALSE (vcl_session_is_ready (session)))
{
VDBG (0, "session handle %u [0x%llx]: session already "
"connected to %s %U port %d proto %s, state 0x%x (%s)",
return VPPCOM_OK;
}
+ /* Attempt to connect a connectionless listener */
+ if (PREDICT_FALSE (session->session_state == VCL_STATE_LISTEN))
+ {
+ if (session->session_type != VPPCOM_PROTO_UDP)
+ return VPPCOM_EINVAL;
+ vcl_send_session_unlisten (wrk, session);
+ session->session_state = VCL_STATE_CLOSED;
+ }
+
session->transport.is_ip4 = server_ep->is_ip4;
- if (session->transport.is_ip4)
- clib_memcpy_fast (&session->transport.rmt_ip.ip4, server_ep->ip,
- sizeof (ip4_address_t));
- else
- clib_memcpy_fast (&session->transport.rmt_ip.ip6, server_ep->ip,
- sizeof (ip6_address_t));
+ vcl_ip_copy_from_ep (&session->transport.rmt_ip, server_ep);
session->transport.rmt_port = server_ep->port;
session->parent_handle = VCL_INVALID_SESSION_HANDLE;
+ session->flags |= VCL_SESSION_F_CONNECTED;
- VDBG (0, "session handle %u: connecting to server %s %U "
+ VDBG (0, "session handle %u (%s): connecting to peer %s %U "
"port %d proto %s", session_handle,
+ vppcom_session_state_str (session->session_state),
session->transport.is_ip4 ? "IPv4" : "IPv6",
format_ip46_address,
&session->transport.rmt_ip, session->transport.is_ip4 ?
clib_net_to_host_u16 (session->transport.rmt_port),
vppcom_proto_str (session->session_type));
+ vcl_send_session_connect (wrk, session);
+
+ if (vcl_session_has_attr (session, VCL_SESS_ATTR_NONBLOCK))
+ {
+ /* State set to STATE_UPDATED to ensure the session is not assumed
+ * to be ready and to also allow the app to close it prior to vpp's
+ * connected reply. */
+ session->session_state = VCL_STATE_UPDATED;
+ return VPPCOM_EINPROGRESS;
+ }
+
/*
- * Send connect request and wait for reply from vpp
+ * Wait for reply from vpp if blocking
*/
- vcl_send_session_connect (wrk, session);
- rv = vppcom_wait_for_session_state_change (session_index, STATE_CONNECT,
+ rv = vppcom_wait_for_session_state_change (session_index, VCL_STATE_READY,
vcm->cfg.session_timeout);
session = vcl_session_get (wrk, session_index);
session_index = session->session_index;
parent_session_index = parent_session->session_index;
- if (PREDICT_FALSE (session->is_vep))
+ if (PREDICT_FALSE (session->flags & VCL_SESSION_F_IS_VEP))
{
VDBG (0, "ERROR: cannot connect epoll session %u!",
session->session_index);
return VPPCOM_EBADFD;
}
- if (PREDICT_FALSE (session->session_state & CLIENT_STATE_OPEN))
+ if (PREDICT_FALSE (vcl_session_is_ready (session)))
{
VDBG (0, "session handle %u [0x%llx]: session already "
"connected to session %u [0x%llx] proto %s, state 0x%x (%s)",
* Send connect request and wait for reply from vpp
*/
vcl_send_session_connect (wrk, session);
- rv = vppcom_wait_for_session_state_change (session_index, STATE_CONNECT,
+ rv = vppcom_wait_for_session_state_change (session_index, VCL_STATE_READY,
vcm->cfg.session_timeout);
session->listener_index = parent_session_index;
u8 peek)
{
vcl_worker_t *wrk = vcl_worker_get_current ();
- int n_read = 0, is_nonblocking;
+ int rv, n_read = 0, is_nonblocking;
vcl_session_t *s = 0;
svm_fifo_t *rx_fifo;
svm_msg_q_msg_t msg;
return VPPCOM_EINVAL;
s = vcl_session_get_w_handle (wrk, session_handle);
- if (PREDICT_FALSE (!s || s->is_vep))
+ if (PREDICT_FALSE (!s || (s->flags & VCL_SESSION_F_IS_VEP)))
return VPPCOM_EBADFD;
if (PREDICT_FALSE (!vcl_session_is_open (s)))
return vcl_session_closed_error (s);
}
- is_nonblocking = VCL_SESS_ATTR_TEST (s->attr, VCL_SESS_ATTR_NONBLOCK);
+ is_nonblocking = vcl_session_has_attr (s, VCL_SESS_ATTR_NONBLOCK);
is_ct = vcl_session_is_ct (s);
mq = wrk->app_event_queue;
rx_fifo = is_ct ? s->ct_rx_fifo : s->rx_fifo;
- s->has_rx_evt = 0;
+ s->flags &= ~VCL_SESSION_F_HAS_RX_EVT;
if (svm_fifo_is_empty_cons (rx_fifo))
{
if (is_nonblocking)
{
+ if (vcl_session_is_closing (s))
+ return vcl_session_closing_error (s);
svm_fifo_unset_event (s->rx_fifo);
return VPPCOM_EWOULDBLOCK;
}
}
}
+read_again:
+
if (s->is_dgram)
- n_read = app_recv_dgram_raw (rx_fifo, buf, n, &s->transport, 0, peek);
+ rv = app_recv_dgram_raw (rx_fifo, buf, n, &s->transport, 0, peek);
else
- n_read = app_recv_stream_raw (rx_fifo, buf, n, 0, peek);
+ rv = app_recv_stream_raw (rx_fifo, buf, n, 0, peek);
+
+ ASSERT (rv >= 0);
+ n_read += rv;
if (svm_fifo_is_empty_cons (rx_fifo))
- svm_fifo_unset_event (s->rx_fifo);
+ {
+ svm_fifo_unset_event (s->rx_fifo);
+ if (!svm_fifo_is_empty_cons (rx_fifo)
+ && svm_fifo_set_event (s->rx_fifo) && is_nonblocking)
+ {
+ vec_add2 (wrk->unhandled_evts_vector, e, 1);
+ e->event_type = SESSION_IO_EVT_RX;
+ e->session_index = s->session_index;
+ }
+ }
+ else if (PREDICT_FALSE (rv < n))
+ {
+ /* More data enqueued while reading. Try to drain it
+ * or fill the buffer */
+ buf += rv;
+ n -= rv;
+ goto read_again;
+ }
- /* Cut-through sessions might request tx notifications on rx fifos */
- if (PREDICT_FALSE (rx_fifo->want_deq_ntf))
+ if (PREDICT_FALSE (svm_fifo_needs_deq_ntf (rx_fifo, n_read)))
{
+ svm_fifo_clear_deq_ntf (rx_fifo);
app_send_io_evt_to_vpp (s->vpp_evt_q, s->rx_fifo->master_session_index,
SESSION_IO_EVT_RX, SVM_Q_WAIT);
- svm_fifo_reset_has_deq_ntf (s->rx_fifo);
}
VDBG (2, "session %u[0x%llx]: read %d bytes from (%p)", s->session_index,
int
vppcom_session_read_segments (uint32_t session_handle,
- vppcom_data_segments_t ds)
+ vppcom_data_segment_t * ds, uint32_t n_segments,
+ uint32_t max_bytes)
{
vcl_worker_t *wrk = vcl_worker_get_current ();
int n_read = 0, is_nonblocking;
u8 is_ct;
s = vcl_session_get_w_handle (wrk, session_handle);
- if (PREDICT_FALSE (!s || s->is_vep))
+ if (PREDICT_FALSE (!s || (s->flags & VCL_SESSION_F_IS_VEP)))
return VPPCOM_EBADFD;
if (PREDICT_FALSE (!vcl_session_is_open (s)))
return vcl_session_closed_error (s);
- is_nonblocking = VCL_SESS_ATTR_TEST (s->attr, VCL_SESS_ATTR_NONBLOCK);
+ is_nonblocking = vcl_session_has_attr (s, VCL_SESS_ATTR_NONBLOCK);
is_ct = vcl_session_is_ct (s);
- mq = is_ct ? s->our_evt_q : wrk->app_event_queue;
+ mq = wrk->app_event_queue;
rx_fifo = s->rx_fifo;
- s->has_rx_evt = 0;
+ s->flags &= ~VCL_SESSION_F_HAS_RX_EVT;
if (is_ct)
svm_fifo_unset_event (s->rx_fifo);
}
}
- n_read = svm_fifo_segments (rx_fifo, (svm_fifo_seg_t *) ds);
- svm_fifo_unset_event (rx_fifo);
+ n_read = svm_fifo_segments (rx_fifo, s->rx_bytes_pending,
+ (svm_fifo_seg_t *) ds, n_segments, max_bytes);
+ if (n_read < 0)
+ return VPPCOM_EAGAIN;
+
+ if (svm_fifo_max_dequeue_cons (rx_fifo) == n_read)
+ {
+ svm_fifo_unset_event (s->rx_fifo);
+ if (svm_fifo_max_dequeue_cons (rx_fifo) != n_read
+ && svm_fifo_set_event (s->rx_fifo)
+ && vcl_session_has_attr (s, VCL_SESS_ATTR_NONBLOCK))
+ {
+ session_event_t *e;
+ vec_add2 (wrk->unhandled_evts_vector, e, 1);
+ e->event_type = SESSION_IO_EVT_RX;
+ e->session_index = s->session_index;
+ }
+ }
+ s->rx_bytes_pending += n_read;
return n_read;
}
void
-vppcom_session_free_segments (uint32_t session_handle,
- vppcom_data_segments_t ds)
+vppcom_session_free_segments (uint32_t session_handle, uint32_t n_bytes)
{
vcl_worker_t *wrk = vcl_worker_get_current ();
vcl_session_t *s;
s = vcl_session_get_w_handle (wrk, session_handle);
- if (PREDICT_FALSE (!s || s->is_vep))
+ if (PREDICT_FALSE (!s || (s->flags & VCL_SESSION_F_IS_VEP)))
return;
- svm_fifo_segments_free (s->rx_fifo, (svm_fifo_seg_t *) ds);
-}
+ svm_fifo_dequeue_drop (s->rx_fifo, n_bytes);
-int
-vppcom_data_segment_copy (void *buf, vppcom_data_segments_t ds, u32 max_bytes)
-{
- u32 first_copy = clib_min (ds[0].len, max_bytes);
- clib_memcpy_fast (buf, ds[0].data, first_copy);
- if (first_copy < max_bytes)
- {
- clib_memcpy_fast (buf + first_copy, ds[1].data,
- clib_min (ds[1].len, max_bytes - first_copy));
- }
- return 0;
+ ASSERT (s->rx_bytes_pending < n_bytes);
+ s->rx_bytes_pending -= n_bytes;
}
static u8
return (e->event_type == SESSION_IO_EVT_TX && e->session_index == sid);
}
-static inline int
-vppcom_session_write_inline (uint32_t session_handle, void *buf, size_t n,
- u8 is_flush)
+always_inline u8
+vcl_fifo_is_writeable (svm_fifo_t * f, u32 len, u8 is_dgram)
+{
+ u32 max_enq = svm_fifo_max_enqueue_prod (f);
+ if (is_dgram)
+ return max_enq >= (sizeof (session_dgram_hdr_t) + len);
+ else
+ return max_enq > 0;
+}
+
+always_inline int
+vppcom_session_write_inline (vcl_worker_t * wrk, vcl_session_t * s, void *buf,
+ size_t n, u8 is_flush, u8 is_dgram)
{
- vcl_worker_t *wrk = vcl_worker_get_current ();
int n_write, is_nonblocking;
- vcl_session_t *s = 0;
session_evt_type_t et;
svm_msg_q_msg_t msg;
svm_fifo_t *tx_fifo;
svm_msg_q_t *mq;
u8 is_ct;
- if (PREDICT_FALSE (!buf))
+ if (PREDICT_FALSE (!buf || n == 0))
return VPPCOM_EINVAL;
- s = vcl_session_get_w_handle (wrk, session_handle);
- if (PREDICT_FALSE (!s))
- return VPPCOM_EBADFD;
-
- if (PREDICT_FALSE (s->is_vep))
+ if (PREDICT_FALSE (s->flags & VCL_SESSION_F_IS_VEP))
{
VDBG (0, "ERROR: session %u [0x%llx]: cannot write to an epoll"
" session!", s->session_index, s->vpp_handle);
is_ct = vcl_session_is_ct (s);
tx_fifo = is_ct ? s->ct_tx_fifo : s->tx_fifo;
- is_nonblocking = VCL_SESS_ATTR_TEST (s->attr, VCL_SESS_ATTR_NONBLOCK);
+ is_nonblocking = vcl_session_has_attr (s, VCL_SESS_ATTR_NONBLOCK);
mq = wrk->app_event_queue;
- if (svm_fifo_is_full_prod (tx_fifo))
+ if (!vcl_fifo_is_writeable (tx_fifo, n, is_dgram))
{
if (is_nonblocking)
{
return VPPCOM_EWOULDBLOCK;
}
- while (svm_fifo_is_full_prod (tx_fifo))
+ while (!vcl_fifo_is_writeable (tx_fifo, n, is_dgram))
{
svm_fifo_add_want_deq_ntf (tx_fifo, SVM_FIFO_WANT_DEQ_NOTIF);
if (vcl_session_is_closing (s))
if (is_flush && !is_ct)
et = SESSION_IO_EVT_TX_FLUSH;
- if (s->is_dgram)
+ if (is_dgram)
n_write = app_send_dgram_raw (tx_fifo, &s->transport,
s->vpp_evt_q, buf, n, et,
0 /* do_evt */ , SVM_Q_WAIT);
app_send_io_evt_to_vpp (s->vpp_evt_q, s->tx_fifo->master_session_index,
et, SVM_Q_WAIT);
- ASSERT (n_write > 0);
+ /* The underlying fifo segment can run out of memory */
+ if (PREDICT_FALSE (n_write < 0))
+ return VPPCOM_EAGAIN;
VDBG (2, "session %u [0x%llx]: wrote %d bytes", s->session_index,
s->vpp_handle, n_write);
int
vppcom_session_write (uint32_t session_handle, void *buf, size_t n)
{
- return vppcom_session_write_inline (session_handle, buf, n,
- 0 /* is_flush */ );
+ vcl_worker_t *wrk = vcl_worker_get_current ();
+ vcl_session_t *s;
+
+ s = vcl_session_get_w_handle (wrk, session_handle);
+ if (PREDICT_FALSE (!s))
+ return VPPCOM_EBADFD;
+
+ return vppcom_session_write_inline (wrk, s, buf, n,
+ 0 /* is_flush */ , s->is_dgram ? 1 : 0);
}
int
vppcom_session_write_msg (uint32_t session_handle, void *buf, size_t n)
{
- return vppcom_session_write_inline (session_handle, buf, n,
- 1 /* is_flush */ );
+ vcl_worker_t *wrk = vcl_worker_get_current ();
+ vcl_session_t *s;
+
+ s = vcl_session_get_w_handle (wrk, session_handle);
+ if (PREDICT_FALSE (!s))
+ return VPPCOM_EBADFD;
+
+ return vppcom_session_write_inline (wrk, s, buf, n,
+ 1 /* is_flush */ , s->is_dgram ? 1 : 0);
}
#define vcl_fifo_rx_evt_valid_or_break(_s) \
+if (PREDICT_FALSE (!_s->rx_fifo)) \
+ break; \
if (PREDICT_FALSE (svm_fifo_is_empty (_s->rx_fifo))) \
{ \
if (!vcl_session_is_ct (_s)) \
} \
else if (svm_fifo_is_empty (_s->ct_rx_fifo)) \
{ \
- svm_fifo_unset_event (_s->ct_rx_fifo); \
+ svm_fifo_unset_event (_s->rx_fifo); /* rx evts on actual fifo*/ \
if (svm_fifo_is_empty (_s->ct_rx_fifo)) \
break; \
} \
case SESSION_IO_EVT_RX:
sid = e->session_index;
session = vcl_session_get (wrk, sid);
- if (!session)
+ if (!session || !vcl_session_is_open (session))
break;
vcl_fifo_rx_evt_valid_or_break (session);
if (sid < n_bits && read_map)
case SESSION_IO_EVT_TX:
sid = e->session_index;
session = vcl_session_get (wrk, sid);
- if (!session)
+ if (!session || !vcl_session_is_open (session))
break;
if (sid < n_bits && write_map)
{
break;
case SESSION_CTRL_EVT_CONNECTED:
connected_msg = (session_connected_msg_t *) e->data;
- vcl_session_connected_handler (wrk, connected_msg);
+ sid = vcl_session_connected_handler (wrk, connected_msg);
+ if (sid == VCL_INVALID_SESSION_INDEX)
+ break;
+ if (sid < n_bits && write_map)
+ {
+ clib_bitmap_set_no_check ((uword *) write_map, sid, 1);
+ *bits_set += 1;
+ }
break;
case SESSION_CTRL_EVT_DISCONNECTED:
disconnected_msg = (session_disconnected_msg_t *) e->data;
case SESSION_CTRL_EVT_UNLISTEN_REPLY:
vcl_session_unlisten_reply_handler (wrk, e->data);
break;
+ case SESSION_CTRL_EVT_MIGRATED:
+ vcl_session_migrated_handler (wrk, e->data);
+ break;
+ case SESSION_CTRL_EVT_CLEANUP:
+ vcl_session_cleanup_handler (wrk, e->data);
+ break;
case SESSION_CTRL_EVT_WORKER_UPDATE_REPLY:
vcl_session_worker_update_reply_handler (wrk, e->data);
break;
case SESSION_CTRL_EVT_REQ_WORKER_UPDATE:
vcl_session_req_worker_update_handler (wrk, e->data);
break;
+ case SESSION_CTRL_EVT_APP_ADD_SEGMENT:
+ vcl_session_app_add_segment_handler (wrk, e->data);
+ break;
+ case SESSION_CTRL_EVT_APP_DEL_SEGMENT:
+ vcl_session_app_del_segment_handler (wrk, e->data);
+ break;
+ case SESSION_CTRL_EVT_APP_WRK_RPC:
+ vcl_worker_rpc_handler (wrk, e->data);
+ break;
default:
clib_warning ("unhandled: %u", e->event_type);
break;
u32 sid, minbits = clib_max (n_bits, BITS (uword)), bits_set = 0;
vcl_worker_t *wrk = vcl_worker_get_current ();
vcl_session_t *session = 0;
- int rv, i;
+ int i;
if (n_bits && read_map)
{
clib_bitmap_foreach (sid, wrk->wr_bitmap, ({
if (!(session = vcl_session_get (wrk, sid)))
{
- if (except_map && sid < minbits)
- clib_bitmap_set_no_check (except_map, sid, 1);
- continue;
+ clib_bitmap_set_no_check ((uword*)write_map, sid, 1);
+ bits_set++;
+ continue;
}
- rv = svm_fifo_is_full_prod (session->tx_fifo);
- if (!rv)
+ if (vcl_session_write_ready (session))
{
clib_bitmap_set_no_check ((uword*)write_map, sid, 1);
bits_set++;
clib_bitmap_foreach (sid, wrk->rd_bitmap, ({
if (!(session = vcl_session_get (wrk, sid)))
{
- if (except_map && sid < minbits)
- clib_bitmap_set_no_check (except_map, sid, 1);
- continue;
+ clib_bitmap_set_no_check ((uword*)read_map, sid, 1);
+ bits_set++;
+ continue;
}
- rv = vcl_session_read_ready (session);
- if (rv)
+ if (vcl_session_read_ready (session))
{
clib_bitmap_set_no_check ((uword*)read_map, sid, 1);
bits_set++;
static inline void
vep_verify_epoll_chain (vcl_worker_t * wrk, u32 vep_handle)
{
- vcl_session_t *session;
vppcom_epoll_t *vep;
u32 sh = vep_handle;
+ vcl_session_t *s;
if (VPPCOM_DEBUG <= 2)
return;
- session = vcl_session_get_w_handle (wrk, vep_handle);
- if (PREDICT_FALSE (!session))
+ s = vcl_session_get_w_handle (wrk, vep_handle);
+ if (PREDICT_FALSE (!s))
{
VDBG (0, "ERROR: Invalid vep_sh (%u)!", vep_handle);
goto done;
}
- if (PREDICT_FALSE (!session->is_vep))
+ if (PREDICT_FALSE (!(s->flags & VCL_SESSION_F_IS_VEP)))
{
VDBG (0, "ERROR: vep_sh (%u) is not a vep!", vep_handle);
goto done;
}
- vep = &session->vep;
+ vep = &s->vep;
VDBG (0, "vep_sh (%u): Dumping epoll chain\n"
"{\n"
" is_vep = %u\n"
" is_vep_session = %u\n"
" next_sh = 0x%x (%u)\n"
- "}\n", vep_handle, session->is_vep, session->is_vep_session,
- vep->next_sh, vep->next_sh);
+ "}\n", vep_handle, s->flags & VCL_SESSION_F_IS_VEP,
+ s->flags & VCL_SESSION_F_IS_VEP_SESSION, vep->next_sh, vep->next_sh);
for (sh = vep->next_sh; sh != ~0; sh = vep->next_sh)
{
- session = vcl_session_get_w_handle (wrk, sh);
- if (PREDICT_FALSE (!session))
+ s = vcl_session_get_w_handle (wrk, sh);
+ if (PREDICT_FALSE (!s))
{
VDBG (0, "ERROR: Invalid sh (%u)!", sh);
goto done;
}
- if (PREDICT_FALSE (session->is_vep))
+ if (PREDICT_FALSE (s->flags & VCL_SESSION_F_IS_VEP))
{
VDBG (0, "ERROR: sh (%u) is a vep!", vep_handle);
}
- else if (PREDICT_FALSE (!session->is_vep_session))
+ else if (PREDICT_FALSE (!(s->flags & VCL_SESSION_F_IS_VEP_SESSION)))
{
VDBG (0, "ERROR: sh (%u) is not a vep session handle!", sh);
goto done;
}
- vep = &session->vep;
+ vep = &s->vep;
if (PREDICT_FALSE (vep->vep_sh != vep_handle))
VDBG (0, "ERROR: session (%u) vep_sh (%u) != vep_sh (%u)!",
- sh, session->vep.vep_sh, vep_handle);
- if (session->is_vep_session)
+ sh, s->vep.vep_sh, vep_handle);
+ if (s->flags & VCL_SESSION_F_IS_VEP_SESSION)
{
VDBG (0, "vep_sh[%u]: sh 0x%x (%u)\n"
"{\n"
vep_session = vcl_session_alloc (wrk);
- vep_session->is_vep = 1;
+ vep_session->flags |= VCL_SESSION_F_IS_VEP;
vep_session->vep.vep_sh = ~0;
vep_session->vep.next_sh = ~0;
vep_session->vep.prev_sh = ~0;
{
vcl_worker_t *wrk = vcl_worker_get_current ();
vcl_session_t *vep_session;
- vcl_session_t *session;
int rv = VPPCOM_OK;
+ vcl_session_t *s;
+ svm_fifo_t *txf;
if (vep_handle == session_handle)
{
VDBG (0, "Invalid vep_sh (%u)!", vep_handle);
return VPPCOM_EBADFD;
}
- if (PREDICT_FALSE (!vep_session->is_vep))
+ if (PREDICT_FALSE (!(vep_session->flags & VCL_SESSION_F_IS_VEP)))
{
VDBG (0, "vep_sh (%u) is not a vep!", vep_handle);
return VPPCOM_EINVAL;
ASSERT (vep_session->vep.vep_sh == ~0);
ASSERT (vep_session->vep.prev_sh == ~0);
- session = vcl_session_get_w_handle (wrk, session_handle);
- if (PREDICT_FALSE (!session))
+ s = vcl_session_get_w_handle (wrk, session_handle);
+ if (PREDICT_FALSE (!s))
{
VDBG (0, "Invalid session_handle (%u)!", session_handle);
return VPPCOM_EBADFD;
}
- if (PREDICT_FALSE (session->is_vep))
+ if (PREDICT_FALSE (s->flags & VCL_SESSION_F_IS_VEP))
{
VDBG (0, "session_handle (%u) is a vep!", vep_handle);
return VPPCOM_EINVAL;
ASSERT (next_session->vep.prev_sh == vep_handle);
next_session->vep.prev_sh = session_handle;
}
- session->vep.next_sh = vep_session->vep.next_sh;
- session->vep.prev_sh = vep_handle;
- session->vep.vep_sh = vep_handle;
- session->vep.et_mask = VEP_DEFAULT_ET_MASK;
- session->vep.ev = *event;
- session->is_vep = 0;
- session->is_vep_session = 1;
+ s->vep.next_sh = vep_session->vep.next_sh;
+ s->vep.prev_sh = vep_handle;
+ s->vep.vep_sh = vep_handle;
+ s->vep.et_mask = VEP_DEFAULT_ET_MASK;
+ s->vep.ev = *event;
+ s->flags &= ~VCL_SESSION_F_IS_VEP;
+ s->flags |= VCL_SESSION_F_IS_VEP_SESSION;
vep_session->vep.next_sh = session_handle;
- if (session->tx_fifo)
- svm_fifo_add_want_deq_ntf (session->tx_fifo,
- SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
+ txf = vcl_session_is_ct (s) ? s->ct_tx_fifo : s->tx_fifo;
+ if (txf && (event->events & EPOLLOUT))
+ svm_fifo_add_want_deq_ntf (txf, SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
+ /* Generate EPOLLOUT if tx fifo not full */
+ if ((event->events & EPOLLOUT) && (vcl_session_write_ready (s) > 0))
+ {
+ session_event_t e = { 0 };
+ e.event_type = SESSION_IO_EVT_TX;
+ e.session_index = s->session_index;
+ vec_add1 (wrk->unhandled_evts_vector, e);
+ }
+ /* Generate EPOLLIN if rx fifo has data */
+ if ((event->events & EPOLLIN) && (vcl_session_read_ready (s) > 0))
+ {
+ session_event_t e = { 0 };
+ e.event_type = SESSION_IO_EVT_RX;
+ e.session_index = s->session_index;
+ vec_add1 (wrk->unhandled_evts_vector, e);
+ }
VDBG (1, "EPOLL_CTL_ADD: vep_sh %u, sh %u, events 0x%x, data 0x%llx!",
vep_handle, session_handle, event->events, event->data.u64);
- vcl_evt (VCL_EVT_EPOLL_CTLADD, session, event->events, event->data.u64);
+ vcl_evt (VCL_EVT_EPOLL_CTLADD, s, event->events, event->data.u64);
break;
case EPOLL_CTL_MOD:
rv = VPPCOM_EINVAL;
goto done;
}
- else if (PREDICT_FALSE (!session->is_vep_session))
+ else if (PREDICT_FALSE (!(s->flags & VCL_SESSION_F_IS_VEP_SESSION)))
{
VDBG (0, "sh %u EPOLL_CTL_MOD: not a vep session!", session_handle);
rv = VPPCOM_EINVAL;
goto done;
}
- else if (PREDICT_FALSE (session->vep.vep_sh != vep_handle))
+ else if (PREDICT_FALSE (s->vep.vep_sh != vep_handle))
{
VDBG (0, "EPOLL_CTL_MOD: sh %u vep_sh (%u) != vep_sh (%u)!",
- session_handle, session->vep.vep_sh, vep_handle);
+ session_handle, s->vep.vep_sh, vep_handle);
rv = VPPCOM_EINVAL;
goto done;
}
- session->vep.et_mask = VEP_DEFAULT_ET_MASK;
- session->vep.ev = *event;
+
+ /* Generate EPOLLOUT when tx_fifo/ct_tx_fifo not full */
+ if ((event->events & EPOLLOUT) &&
+ !(s->vep.ev.events & EPOLLOUT) && (vcl_session_write_ready (s) > 0))
+ {
+ session_event_t e = { 0 };
+ e.event_type = SESSION_IO_EVT_TX;
+ e.session_index = s->session_index;
+ vec_add1 (wrk->unhandled_evts_vector, e);
+ }
+ s->vep.et_mask = VEP_DEFAULT_ET_MASK;
+ s->vep.ev = *event;
+ txf = vcl_session_is_ct (s) ? s->ct_tx_fifo : s->tx_fifo;
+ if (event->events & EPOLLOUT)
+ svm_fifo_add_want_deq_ntf (txf, SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
+ else
+ svm_fifo_del_want_deq_ntf (txf, SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
VDBG (1, "EPOLL_CTL_MOD: vep_sh %u, sh %u, events 0x%x, data 0x%llx!",
vep_handle, session_handle, event->events, event->data.u64);
break;
case EPOLL_CTL_DEL:
- if (PREDICT_FALSE (!session->is_vep_session))
+ if (PREDICT_FALSE (!(s->flags & VCL_SESSION_F_IS_VEP_SESSION)))
{
VDBG (0, "EPOLL_CTL_DEL: %u not a vep session!", session_handle);
rv = VPPCOM_EINVAL;
goto done;
}
- else if (PREDICT_FALSE (session->vep.vep_sh != vep_handle))
+ else if (PREDICT_FALSE (s->vep.vep_sh != vep_handle))
{
VDBG (0, "EPOLL_CTL_DEL: sh %u vep_sh (%u) != vep_sh (%u)!",
- session_handle, session->vep.vep_sh, vep_handle);
+ session_handle, s->vep.vep_sh, vep_handle);
rv = VPPCOM_EINVAL;
goto done;
}
- if (session->vep.prev_sh == vep_handle)
- vep_session->vep.next_sh = session->vep.next_sh;
+ if (s->vep.prev_sh == vep_handle)
+ vep_session->vep.next_sh = s->vep.next_sh;
else
{
vcl_session_t *prev_session;
- prev_session = vcl_session_get_w_handle (wrk, session->vep.prev_sh);
+ prev_session = vcl_session_get_w_handle (wrk, s->vep.prev_sh);
if (PREDICT_FALSE (!prev_session))
{
VDBG (0, "EPOLL_CTL_DEL: Invalid prev_sh (%u) on sh (%u)!",
- session->vep.prev_sh, session_handle);
+ s->vep.prev_sh, session_handle);
return VPPCOM_EBADFD;
}
ASSERT (prev_session->vep.next_sh == session_handle);
- prev_session->vep.next_sh = session->vep.next_sh;
+ prev_session->vep.next_sh = s->vep.next_sh;
}
- if (session->vep.next_sh != ~0)
+ if (s->vep.next_sh != ~0)
{
vcl_session_t *next_session;
- next_session = vcl_session_get_w_handle (wrk, session->vep.next_sh);
+ next_session = vcl_session_get_w_handle (wrk, s->vep.next_sh);
if (PREDICT_FALSE (!next_session))
{
VDBG (0, "EPOLL_CTL_DEL: Invalid next_sh (%u) on sh (%u)!",
- session->vep.next_sh, session_handle);
+ s->vep.next_sh, session_handle);
return VPPCOM_EBADFD;
}
ASSERT (next_session->vep.prev_sh == session_handle);
- next_session->vep.prev_sh = session->vep.prev_sh;
+ next_session->vep.prev_sh = s->vep.prev_sh;
}
- memset (&session->vep, 0, sizeof (session->vep));
- session->vep.next_sh = ~0;
- session->vep.prev_sh = ~0;
- session->vep.vep_sh = ~0;
- session->is_vep_session = 0;
+ memset (&s->vep, 0, sizeof (s->vep));
+ s->vep.next_sh = ~0;
+ s->vep.prev_sh = ~0;
+ s->vep.vep_sh = ~0;
+ s->flags &= ~VCL_SESSION_F_IS_VEP_SESSION;
- if (session->tx_fifo)
- svm_fifo_del_want_deq_ntf (session->tx_fifo, SVM_FIFO_NO_DEQ_NOTIF);
+ txf = vcl_session_is_ct (s) ? s->ct_tx_fifo : s->tx_fifo;
+ if (txf)
+ svm_fifo_del_want_deq_ntf (txf, SVM_FIFO_WANT_DEQ_NOTIF_IF_FULL);
VDBG (1, "EPOLL_CTL_DEL: vep_idx %u, sh %u!", vep_handle,
session_handle);
- vcl_evt (VCL_EVT_EPOLL_CTLDEL, session, vep_sh);
+ vcl_evt (VCL_EVT_EPOLL_CTLDEL, s, vep_sh);
break;
default:
{
case SESSION_IO_EVT_RX:
sid = e->session_index;
- if (!(session = vcl_session_get (wrk, sid)))
+ session = vcl_session_get (wrk, sid);
+ if (vcl_session_is_closed (session))
break;
vcl_fifo_rx_evt_valid_or_break (session);
session_events = session->vep.ev.events;
- if (!(EPOLLIN & session->vep.ev.events) || session->has_rx_evt)
+ if (!(EPOLLIN & session->vep.ev.events)
+ || (session->flags & VCL_SESSION_F_HAS_RX_EVT))
break;
add_event = 1;
events[*num_ev].events |= EPOLLIN;
session_evt_data = session->vep.ev.data.u64;
- session->has_rx_evt = 1;
+ session->flags |= VCL_SESSION_F_HAS_RX_EVT;
break;
case SESSION_IO_EVT_TX:
sid = e->session_index;
- if (!(session = vcl_session_get (wrk, sid)))
+ session = vcl_session_get (wrk, sid);
+ if (vcl_session_is_closed (session))
break;
session_events = session->vep.ev.events;
if (!(EPOLLOUT & session_events))
add_event = 1;
events[*num_ev].events |= EPOLLOUT;
session_evt_data = session->vep.ev.data.u64;
- svm_fifo_reset_has_deq_ntf (session->tx_fifo);
+ svm_fifo_reset_has_deq_ntf (vcl_session_is_ct (session) ?
+ session->ct_tx_fifo : session->tx_fifo);
break;
case SESSION_CTRL_EVT_ACCEPTED:
session = vcl_session_accepted (wrk,
break;
case SESSION_CTRL_EVT_CONNECTED:
connected_msg = (session_connected_msg_t *) e->data;
- vcl_session_connected_handler (wrk, connected_msg);
+ sid = vcl_session_connected_handler (wrk, connected_msg);
/* Generate EPOLLOUT because there's no connected event */
- sid = vcl_session_index_from_vpp_handle (wrk, connected_msg->handle);
- if (!(session = vcl_session_get (wrk, sid)))
+ session = vcl_session_get (wrk, sid);
+ if (vcl_session_is_closed (session))
break;
session_events = session->vep.ev.events;
if (!(EPOLLOUT & session_events))
add_event = 1;
events[*num_ev].events |= EPOLLOUT;
session_evt_data = session->vep.ev.data.u64;
+ if (session->session_state == VCL_STATE_DETACHED)
+ events[*num_ev].events |= EPOLLHUP;
break;
case SESSION_CTRL_EVT_DISCONNECTED:
disconnected_msg = (session_disconnected_msg_t *) e->data;
session = vcl_session_disconnected_handler (wrk, disconnected_msg);
- if (!session)
+ if (vcl_session_is_closed (session))
break;
session_events = session->vep.ev.events;
- if (!((EPOLLHUP | EPOLLRDHUP) & session_events))
- break;
add_event = 1;
events[*num_ev].events |= EPOLLHUP | EPOLLRDHUP;
session_evt_data = session->vep.ev.data.u64;
break;
case SESSION_CTRL_EVT_RESET:
sid = vcl_session_reset_handler (wrk, (session_reset_msg_t *) e->data);
- if (!(session = vcl_session_get (wrk, sid)))
+ session = vcl_session_get (wrk, sid);
+ if (vcl_session_is_closed (session))
break;
session_events = session->vep.ev.events;
- if (!((EPOLLHUP | EPOLLRDHUP) & session_events))
- break;
add_event = 1;
events[*num_ev].events |= EPOLLHUP | EPOLLRDHUP;
session_evt_data = session->vep.ev.data.u64;
case SESSION_CTRL_EVT_UNLISTEN_REPLY:
vcl_session_unlisten_reply_handler (wrk, e->data);
break;
+ case SESSION_CTRL_EVT_MIGRATED:
+ vcl_session_migrated_handler (wrk, e->data);
+ break;
+ case SESSION_CTRL_EVT_CLEANUP:
+ vcl_session_cleanup_handler (wrk, e->data);
+ break;
case SESSION_CTRL_EVT_REQ_WORKER_UPDATE:
vcl_session_req_worker_update_handler (wrk, e->data);
break;
case SESSION_CTRL_EVT_WORKER_UPDATE_REPLY:
vcl_session_worker_update_reply_handler (wrk, e->data);
break;
+ case SESSION_CTRL_EVT_APP_ADD_SEGMENT:
+ vcl_session_app_add_segment_handler (wrk, e->data);
+ break;
+ case SESSION_CTRL_EVT_APP_DEL_SEGMENT:
+ vcl_session_app_del_segment_handler (wrk, e->data);
+ break;
+ case SESSION_CTRL_EVT_APP_WRK_RPC:
+ vcl_worker_rpc_handler (wrk, e->data);
+ break;
default:
VDBG (0, "unhandled: %u", e->event_type);
break;
}
}
ASSERT (maxevents > *num_ev);
- vcl_mq_dequeue_batch (wrk, mq, maxevents - *num_ev);
+ vcl_mq_dequeue_batch (wrk, mq, ~0);
svm_msg_q_unlock (mq);
handle_dequeued:
{
msg = vec_elt_at_index (wrk->mq_msg_vector, i);
e = svm_msg_q_msg_data (mq, msg);
- vcl_epoll_wait_handle_mq_event (wrk, e, events, num_ev);
+ if (*num_ev < maxevents)
+ vcl_epoll_wait_handle_mq_event (wrk, e, events, num_ev);
+ else
+ vcl_handle_mq_event (wrk, e);
svm_msg_q_free_msg (mq, msg);
}
vec_reset_length (wrk->mq_msg_vector);
continue;
now = clib_time_now (&wrk->clib_time);
- wait -= now - start;
+ wait -= (now - start) * 1e3;
start = now;
}
while (wait > 0);
if (!vep_session)
return VPPCOM_EBADFD;
- if (PREDICT_FALSE (!vep_session->is_vep))
+ if (PREDICT_FALSE (!(vep_session->flags & VCL_SESSION_F_IS_VEP)))
{
VDBG (0, "ERROR: vep_idx (%u) is not a vep!", vep_handle);
return VPPCOM_EINVAL;
case VPPCOM_ATTR_GET_FLAGS:
if (PREDICT_TRUE (buffer && buflen && (*buflen >= sizeof (*flags))))
{
- *flags = O_RDWR | (VCL_SESS_ATTR_TEST (session->attr,
- VCL_SESS_ATTR_NONBLOCK));
+ *flags =
+ O_RDWR |
+ (vcl_session_has_attr (session, VCL_SESS_ATTR_NONBLOCK) ?
+ O_NONBLOCK : 0);
*buflen = sizeof (*flags);
VDBG (2, "VPPCOM_ATTR_GET_FLAGS: sh %u, flags = 0x%08x, "
"is_nonblocking = %u", session_handle, *flags,
- VCL_SESS_ATTR_TEST (session->attr, VCL_SESS_ATTR_NONBLOCK));
+ vcl_session_has_attr (session, VCL_SESS_ATTR_NONBLOCK));
}
else
rv = VPPCOM_EINVAL;
if (PREDICT_TRUE (buffer && buflen && (*buflen == sizeof (*flags))))
{
if (*flags & O_NONBLOCK)
- VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_NONBLOCK);
+ vcl_session_set_attr (session, VCL_SESS_ATTR_NONBLOCK);
else
- VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_NONBLOCK);
+ vcl_session_clear_attr (session, VCL_SESS_ATTR_NONBLOCK);
VDBG (2, "VPPCOM_ATTR_SET_FLAGS: sh %u, flags = 0x%08x,"
" is_nonblocking = %u", session_handle, *flags,
- VCL_SESS_ATTR_TEST (session->attr, VCL_SESS_ATTR_NONBLOCK));
+ vcl_session_has_attr (session, VCL_SESS_ATTR_NONBLOCK));
}
else
rv = VPPCOM_EINVAL;
rv = VPPCOM_EINVAL;
break;
+ case VPPCOM_ATTR_SET_LCL_ADDR:
+ if (PREDICT_TRUE (buffer && buflen &&
+ (*buflen >= sizeof (*ep)) && ep->ip))
+ {
+ session->transport.is_ip4 = ep->is_ip4;
+ session->transport.lcl_port = ep->port;
+ vcl_ip_copy_from_ep (&session->transport.lcl_ip, ep);
+ *buflen = sizeof (*ep);
+ VDBG (1, "VPPCOM_ATTR_SET_LCL_ADDR: sh %u, is_ip4 = %u, addr = %U"
+ " port %d", session_handle, ep->is_ip4, format_ip46_address,
+ &session->transport.lcl_ip,
+ ep->is_ip4 ? IP46_TYPE_IP4 : IP46_TYPE_IP6,
+ clib_net_to_host_u16 (ep->port));
+ }
+ else
+ rv = VPPCOM_EINVAL;
+ break;
+
case VPPCOM_ATTR_GET_LIBC_EPFD:
rv = session->libc_epfd;
VDBG (2, "VPPCOM_ATTR_GET_LIBC_EPFD: libc_epfd %d", rv);
case VPPCOM_ATTR_GET_LISTEN:
if (buffer && buflen && (*buflen >= sizeof (int)))
{
- *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
- VCL_SESS_ATTR_LISTEN);
+ *(int *) buffer = vcl_session_has_attr (session,
+ VCL_SESS_ATTR_LISTEN);
*buflen = sizeof (int);
VDBG (2, "VPPCOM_ATTR_GET_LISTEN: %d, buflen %d", *(int *) buffer,
/* VPP-TBD */
*(size_t *) buffer = (session->sndbuf_size ? session->sndbuf_size :
- session->tx_fifo ? session->tx_fifo->nitems :
+ session->tx_fifo ?
+ svm_fifo_size (session->tx_fifo) :
vcm->cfg.tx_fifo_size);
*buflen = sizeof (u32);
/* VPP-TBD */
*(size_t *) buffer = (session->rcvbuf_size ? session->rcvbuf_size :
- session->rx_fifo ? session->rx_fifo->nitems :
+ session->rx_fifo ?
+ svm_fifo_size (session->rx_fifo) :
vcm->cfg.rx_fifo_size);
*buflen = sizeof (u32);
if (buffer && buflen && (*buflen >= sizeof (int)))
{
/* VPP-TBD */
- *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
- VCL_SESS_ATTR_REUSEADDR);
+ *(int *) buffer = vcl_session_has_attr (session,
+ VCL_SESS_ATTR_REUSEADDR);
*buflen = sizeof (int);
VDBG (2, "VPPCOM_ATTR_GET_REUSEADDR: %d, buflen %d, #VPP-TBD#",
case VPPCOM_ATTR_SET_REUSEADDR:
if (buffer && buflen && (*buflen == sizeof (int)) &&
- !VCL_SESS_ATTR_TEST (session->attr, VCL_SESS_ATTR_LISTEN))
+ !vcl_session_has_attr (session, VCL_SESS_ATTR_LISTEN))
{
/* VPP-TBD */
if (*(int *) buffer)
- VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_REUSEADDR);
+ vcl_session_set_attr (session, VCL_SESS_ATTR_REUSEADDR);
else
- VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_REUSEADDR);
+ vcl_session_clear_attr (session, VCL_SESS_ATTR_REUSEADDR);
VDBG (2, "VPPCOM_ATTR_SET_REUSEADDR: %d, buflen %d, #VPP-TBD#",
- VCL_SESS_ATTR_TEST (session->attr, VCL_SESS_ATTR_REUSEADDR),
+ vcl_session_has_attr (session, VCL_SESS_ATTR_REUSEADDR),
*buflen);
}
else
if (buffer && buflen && (*buflen >= sizeof (int)))
{
/* VPP-TBD */
- *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
- VCL_SESS_ATTR_REUSEPORT);
+ *(int *) buffer = vcl_session_has_attr (session,
+ VCL_SESS_ATTR_REUSEPORT);
*buflen = sizeof (int);
VDBG (2, "VPPCOM_ATTR_GET_REUSEPORT: %d, buflen %d, #VPP-TBD#",
case VPPCOM_ATTR_SET_REUSEPORT:
if (buffer && buflen && (*buflen == sizeof (int)) &&
- !VCL_SESS_ATTR_TEST (session->attr, VCL_SESS_ATTR_LISTEN))
+ !vcl_session_has_attr (session, VCL_SESS_ATTR_LISTEN))
{
/* VPP-TBD */
if (*(int *) buffer)
- VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_REUSEPORT);
+ vcl_session_set_attr (session, VCL_SESS_ATTR_REUSEPORT);
else
- VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_REUSEPORT);
+ vcl_session_clear_attr (session, VCL_SESS_ATTR_REUSEPORT);
VDBG (2, "VPPCOM_ATTR_SET_REUSEPORT: %d, buflen %d, #VPP-TBD#",
- VCL_SESS_ATTR_TEST (session->attr, VCL_SESS_ATTR_REUSEPORT),
+ vcl_session_has_attr (session, VCL_SESS_ATTR_REUSEPORT),
*buflen);
}
else
if (buffer && buflen && (*buflen >= sizeof (int)))
{
/* VPP-TBD */
- *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
- VCL_SESS_ATTR_BROADCAST);
+ *(int *) buffer = vcl_session_has_attr (session,
+ VCL_SESS_ATTR_BROADCAST);
*buflen = sizeof (int);
VDBG (2, "VPPCOM_ATTR_GET_BROADCAST: %d, buflen %d, #VPP-TBD#",
{
/* VPP-TBD */
if (*(int *) buffer)
- VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_BROADCAST);
+ vcl_session_set_attr (session, VCL_SESS_ATTR_BROADCAST);
else
- VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_BROADCAST);
+ vcl_session_clear_attr (session, VCL_SESS_ATTR_BROADCAST);
VDBG (2, "VPPCOM_ATTR_SET_BROADCAST: %d, buflen %d, #VPP-TBD#",
- VCL_SESS_ATTR_TEST (session->attr, VCL_SESS_ATTR_BROADCAST),
+ vcl_session_has_attr (session, VCL_SESS_ATTR_BROADCAST),
*buflen);
}
else
if (buffer && buflen && (*buflen >= sizeof (int)))
{
/* VPP-TBD */
- *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
- VCL_SESS_ATTR_V6ONLY);
+ *(int *) buffer = vcl_session_has_attr (session,
+ VCL_SESS_ATTR_V6ONLY);
*buflen = sizeof (int);
VDBG (2, "VPPCOM_ATTR_GET_V6ONLY: %d, buflen %d, #VPP-TBD#",
{
/* VPP-TBD */
if (*(int *) buffer)
- VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_V6ONLY);
+ vcl_session_set_attr (session, VCL_SESS_ATTR_V6ONLY);
else
- VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_V6ONLY);
+ vcl_session_clear_attr (session, VCL_SESS_ATTR_V6ONLY);
VDBG (2, "VPPCOM_ATTR_SET_V6ONLY: %d, buflen %d, #VPP-TBD#",
- VCL_SESS_ATTR_TEST (session->attr, VCL_SESS_ATTR_V6ONLY),
+ vcl_session_has_attr (session, VCL_SESS_ATTR_V6ONLY),
*buflen);
}
else
if (buffer && buflen && (*buflen >= sizeof (int)))
{
/* VPP-TBD */
- *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
- VCL_SESS_ATTR_KEEPALIVE);
+ *(int *) buffer = vcl_session_has_attr (session,
+ VCL_SESS_ATTR_KEEPALIVE);
*buflen = sizeof (int);
VDBG (2, "VPPCOM_ATTR_GET_KEEPALIVE: %d, buflen %d, #VPP-TBD#",
{
/* VPP-TBD */
if (*(int *) buffer)
- VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_KEEPALIVE);
+ vcl_session_set_attr (session, VCL_SESS_ATTR_KEEPALIVE);
else
- VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_KEEPALIVE);
+ vcl_session_clear_attr (session, VCL_SESS_ATTR_KEEPALIVE);
VDBG (2, "VPPCOM_ATTR_SET_KEEPALIVE: %d, buflen %d, #VPP-TBD#",
- VCL_SESS_ATTR_TEST (session->attr, VCL_SESS_ATTR_KEEPALIVE),
+ vcl_session_has_attr (session, VCL_SESS_ATTR_KEEPALIVE),
*buflen);
}
else
if (buffer && buflen && (*buflen >= sizeof (int)))
{
/* VPP-TBD */
- *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
- VCL_SESS_ATTR_TCP_NODELAY);
+ *(int *) buffer = vcl_session_has_attr (session,
+ VCL_SESS_ATTR_TCP_NODELAY);
*buflen = sizeof (int);
VDBG (2, "VPPCOM_ATTR_GET_TCP_NODELAY: %d, buflen %d, #VPP-TBD#",
{
/* VPP-TBD */
if (*(int *) buffer)
- VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_TCP_NODELAY);
+ vcl_session_set_attr (session, VCL_SESS_ATTR_TCP_NODELAY);
else
- VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_TCP_NODELAY);
+ vcl_session_clear_attr (session, VCL_SESS_ATTR_TCP_NODELAY);
VDBG (2, "VPPCOM_ATTR_SET_TCP_NODELAY: %d, buflen %d, #VPP-TBD#",
- VCL_SESS_ATTR_TEST (session->attr, VCL_SESS_ATTR_TCP_NODELAY),
+ vcl_session_has_attr (session, VCL_SESS_ATTR_TCP_NODELAY),
*buflen);
}
else
if (buffer && buflen && (*buflen >= sizeof (int)))
{
/* VPP-TBD */
- *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
- VCL_SESS_ATTR_TCP_KEEPIDLE);
+ *(int *) buffer = vcl_session_has_attr (session,
+ VCL_SESS_ATTR_TCP_KEEPIDLE);
*buflen = sizeof (int);
VDBG (2, "VPPCOM_ATTR_GET_TCP_KEEPIDLE: %d, buflen %d, #VPP-TBD#",
{
/* VPP-TBD */
if (*(int *) buffer)
- VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_TCP_KEEPIDLE);
+ vcl_session_set_attr (session, VCL_SESS_ATTR_TCP_KEEPIDLE);
else
- VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_TCP_KEEPIDLE);
+ vcl_session_clear_attr (session, VCL_SESS_ATTR_TCP_KEEPIDLE);
VDBG (2, "VPPCOM_ATTR_SET_TCP_KEEPIDLE: %d, buflen %d, #VPP-TBD#",
- VCL_SESS_ATTR_TEST (session->attr,
- VCL_SESS_ATTR_TCP_KEEPIDLE), *buflen);
+ vcl_session_has_attr (session,
+ VCL_SESS_ATTR_TCP_KEEPIDLE), *buflen);
}
else
rv = VPPCOM_EINVAL;
if (buffer && buflen && (*buflen >= sizeof (int)))
{
/* VPP-TBD */
- *(int *) buffer = VCL_SESS_ATTR_TEST (session->attr,
- VCL_SESS_ATTR_TCP_KEEPINTVL);
+ *(int *) buffer = vcl_session_has_attr (session,
+ VCL_SESS_ATTR_TCP_KEEPINTVL);
*buflen = sizeof (int);
VDBG (2, "VPPCOM_ATTR_GET_TCP_KEEPINTVL: %d, buflen %d, #VPP-TBD#",
{
/* VPP-TBD */
if (*(int *) buffer)
- VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_TCP_KEEPINTVL);
+ vcl_session_set_attr (session, VCL_SESS_ATTR_TCP_KEEPINTVL);
else
- VCL_SESS_ATTR_CLR (session->attr, VCL_SESS_ATTR_TCP_KEEPINTVL);
+ vcl_session_clear_attr (session, VCL_SESS_ATTR_TCP_KEEPINTVL);
VDBG (2, "VPPCOM_ATTR_SET_TCP_KEEPINTVL: %d, buflen %d, #VPP-TBD#",
- VCL_SESS_ATTR_TEST (session->attr,
- VCL_SESS_ATTR_TCP_KEEPINTVL), *buflen);
+ vcl_session_has_attr (session,
+ VCL_SESS_ATTR_TCP_KEEPINTVL), *buflen);
}
else
rv = VPPCOM_EINVAL;
case VPPCOM_ATTR_SET_SHUT:
if (*flags == SHUT_RD || *flags == SHUT_RDWR)
- VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_SHUT_RD);
+ vcl_session_set_attr (session, VCL_SESS_ATTR_SHUT_RD);
if (*flags == SHUT_WR || *flags == SHUT_RDWR)
- VCL_SESS_ATTR_SET (session->attr, VCL_SESS_ATTR_SHUT_WR);
+ vcl_session_set_attr (session, VCL_SESS_ATTR_SHUT_WR);
break;
case VPPCOM_ATTR_GET_SHUT:
- if (VCL_SESS_ATTR_TEST (session->attr, VCL_SESS_ATTR_SHUT_RD))
+ if (vcl_session_has_attr (session, VCL_SESS_ATTR_SHUT_RD))
tmp_flags = 1;
- if (VCL_SESS_ATTR_TEST (session->attr, VCL_SESS_ATTR_SHUT_WR))
+ if (vcl_session_has_attr (session, VCL_SESS_ATTR_SHUT_WR))
tmp_flags |= 2;
if (tmp_flags == 1)
*(int *) buffer = SHUT_RD;
*(int *) buffer = SHUT_RDWR;
*buflen = sizeof (int);
break;
+
+ case VPPCOM_ATTR_SET_CONNECTED:
+ session->flags |= VCL_SESSION_F_CONNECTED;
+ break;
+
default:
rv = VPPCOM_EINVAL;
break;
uint32_t buflen, int flags, vppcom_endpt_t * ep)
{
vcl_worker_t *wrk = vcl_worker_get_current ();
+ vcl_session_t *session;
int rv = VPPCOM_OK;
- vcl_session_t *session = 0;
-
- if (ep)
- {
- session = vcl_session_get_w_handle (wrk, session_handle);
- if (PREDICT_FALSE (!session))
- {
- VDBG (0, "sh 0x%llx is closed!", session_handle);
- return VPPCOM_EBADFD;
- }
- ep->is_ip4 = session->transport.is_ip4;
- ep->port = session->transport.rmt_port;
- }
if (flags == 0)
rv = vppcom_session_read (session_handle, buffer, buflen);
return VPPCOM_EAFNOSUPPORT;
}
- if (ep)
+ if (ep && rv > 0)
{
+ session = vcl_session_get_w_handle (wrk, session_handle);
if (session->transport.is_ip4)
clib_memcpy_fast (ep->ip, &session->transport.rmt_ip.ip4,
sizeof (ip4_address_t));
else
clib_memcpy_fast (ep->ip, &session->transport.rmt_ip.ip6,
sizeof (ip6_address_t));
+ ep->is_ip4 = session->transport.is_ip4;
+ ep->port = session->transport.rmt_port;
}
return rv;
vppcom_session_sendto (uint32_t session_handle, void *buffer,
uint32_t buflen, int flags, vppcom_endpt_t * ep)
{
+ vcl_worker_t *wrk = vcl_worker_get_current ();
+ vcl_session_t *s;
+
+ s = vcl_session_get_w_handle (wrk, session_handle);
+ if (!s)
+ return VPPCOM_EBADFD;
+
if (!buffer)
return VPPCOM_EINVAL;
if (ep)
{
- // TBD
- return VPPCOM_EINVAL;
+ if (!vcl_session_is_cl (s))
+ return VPPCOM_EINVAL;
+
+ /* Session not connected/bound in vpp. Create it by 'connecting' it */
+ if (PREDICT_FALSE (s->session_state == VCL_STATE_CLOSED))
+ {
+ u32 session_index = s->session_index;
+ f64 timeout = vcm->cfg.session_timeout;
+ int rv;
+
+ vcl_send_session_connect (wrk, s);
+ rv = vppcom_wait_for_session_state_change (session_index,
+ VCL_STATE_READY,
+ timeout);
+ if (rv < 0)
+ return rv;
+ s = vcl_session_get (wrk, session_index);
+ }
+
+ s->transport.is_ip4 = ep->is_ip4;
+ s->transport.rmt_port = ep->port;
+ vcl_ip_copy_from_ep (&s->transport.rmt_ip, ep);
}
if (flags)
VDBG (2, "handling flags 0x%u (%d) not implemented yet.", flags, flags);
}
- return (vppcom_session_write_inline (session_handle, buffer, buflen, 1));
+ return (vppcom_session_write_inline (wrk, s, buffer, buflen, 1,
+ s->is_dgram ? 1 : 0));
}
int
if (!vcl_worker_alloc_and_init ())
return VPPCOM_EEXIST;
- if (vcl_worker_set_bapi ())
- return VPPCOM_EEXIST;
-
if (vcl_worker_register_with_vpp ())
return VPPCOM_EEXIST;
vcl_set_worker_index (~0);
}
+void
+vppcom_worker_index_set (int index)
+{
+ vcl_set_worker_index (index);
+}
+
int
vppcom_worker_index (void)
{
return session->n_accepted_sessions;
}
+const char *
+vppcom_proto_str (vppcom_proto_t proto)
+{
+ char const *proto_str;
+
+ switch (proto)
+ {
+ case VPPCOM_PROTO_TCP:
+ proto_str = "TCP";
+ break;
+ case VPPCOM_PROTO_UDP:
+ proto_str = "UDP";
+ break;
+ case VPPCOM_PROTO_TLS:
+ proto_str = "TLS";
+ break;
+ case VPPCOM_PROTO_QUIC:
+ proto_str = "QUIC";
+ break;
+ default:
+ proto_str = "UNKNOWN";
+ break;
+ }
+ return proto_str;
+}
+
+const char *
+vppcom_retval_str (int retval)
+{
+ char const *st;
+
+ switch (retval)
+ {
+ case VPPCOM_OK:
+ st = "VPPCOM_OK";
+ break;
+
+ case VPPCOM_EAGAIN:
+ st = "VPPCOM_EAGAIN";
+ break;
+
+ case VPPCOM_EFAULT:
+ st = "VPPCOM_EFAULT";
+ break;
+
+ case VPPCOM_ENOMEM:
+ st = "VPPCOM_ENOMEM";
+ break;
+
+ case VPPCOM_EINVAL:
+ st = "VPPCOM_EINVAL";
+ break;
+
+ case VPPCOM_EBADFD:
+ st = "VPPCOM_EBADFD";
+ break;
+
+ case VPPCOM_EAFNOSUPPORT:
+ st = "VPPCOM_EAFNOSUPPORT";
+ break;
+
+ case VPPCOM_ECONNABORTED:
+ st = "VPPCOM_ECONNABORTED";
+ break;
+
+ case VPPCOM_ECONNRESET:
+ st = "VPPCOM_ECONNRESET";
+ break;
+
+ case VPPCOM_ENOTCONN:
+ st = "VPPCOM_ENOTCONN";
+ break;
+
+ case VPPCOM_ECONNREFUSED:
+ st = "VPPCOM_ECONNREFUSED";
+ break;
+
+ case VPPCOM_ETIMEDOUT:
+ st = "VPPCOM_ETIMEDOUT";
+ break;
+
+ default:
+ st = "UNKNOWN_STATE";
+ break;
+ }
+
+ return st;
+}
+
/*
* fd.io coding-style-patch-verification: ON
*