accepted_msg = &session->accept_evts_fifo[i];
if (accepted_msg->accepted_msg.handle == handle)
{
- accepted_msg->flags = flags;
+ accepted_msg->flags |= flags;
return 1;
}
}
VDBG (0, "request to reset unknown handle 0x%llx", reset_msg->handle);
return VCL_INVALID_SESSION_INDEX;
}
- if (session->session_state >= STATE_VPP_CLOSING)
- return sid;
/* Caught a reset before actually accepting the session */
if (session->session_state == STATE_LISTEN)
session->session_state = STATE_DISCONNECT;
VDBG (0, "reset session %u [0x%llx]", sid, reset_msg->handle);
- vcl_send_session_reset_reply (vcl_session_vpp_evt_q (wrk, session),
- wrk->my_client_index, reset_msg->handle, 0);
return sid;
}
session = vcl_session_get_w_vpp_handle (wrk, msg->handle);
if (PREDICT_FALSE (session != 0))
- VWRN ("session handle overlap %lu!", msg->handle);
+ VWRN ("session overlap handle %lu state %u!", msg->handle,
+ session->session_state);
session = vcl_session_table_lookup_listener (wrk, msg->listener_handle);
if (!session)
if (vcl_get_worker_index () == ~0)
return;
- sigaction (SIGCHLD, &old_sa, 0);
+ if (sigaction (SIGCHLD, &old_sa, 0))
+ {
+ VERR ("couldn't restore sigchld");
+ exit (-1);
+ }
wrk = vcl_worker_get_current ();
if (wrk->forked_child == ~0)
getpid (), vpp_handle, session_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);
+ }
}
cleanup:
*/
if (accept_flags)
{
- svm_msg_q_t *mq = vcl_session_vpp_evt_q (wrk, client_session);
if (accept_flags & VCL_ACCEPTED_F_CLOSED)
- {
- client_session->session_state = STATE_DISCONNECT;
- vcl_send_session_disconnected_reply (mq, wrk->my_client_index,
- client_session->vpp_handle, 0);
- }
+ client_session->session_state = STATE_VPP_CLOSING;
else if (accept_flags & VCL_ACCEPTED_F_RESET)
- {
- client_session->session_state = STATE_DISCONNECT;
- vcl_send_session_reset_reply (mq, wrk->my_client_index,
- client_session->vpp_handle, 0);
- }
+ client_session->session_state = STATE_DISCONNECT;
}
return vcl_session_handle (client_session);
}
session_state_t state = s->session_state;
rv = ((state & STATE_DISCONNECT) ? VPPCOM_ECONNRESET : VPPCOM_ENOTCONN);
- VDBG (0, "VCL<%d>: vpp handle 0x%llx, sid %u: %s session is not open! "
- "state 0x%x (%s), returning %d (%s)",
- getpid (), s->vpp_handle, session_handle, state,
+ VDBG (0, "session handle %u[0x%llx] is not open! state 0x%x (%s),"
+ " returning %d (%s)", session_handle, s->vpp_handle, state,
vppcom_session_state_str (state), rv, vppcom_retval_str (rv));
return rv;
}
e = svm_msg_q_msg_data (mq, &msg);
svm_msg_q_unlock (mq);
if (!vcl_is_rx_evt_for_session (e, s->session_index, is_ct))
- {
- vcl_handle_mq_event (wrk, e);
- svm_msg_q_free_msg (mq, &msg);
- continue;
- }
+ vcl_handle_mq_event (wrk, e);
svm_msg_q_free_msg (mq, &msg);
- if (PREDICT_FALSE (s->session_state == STATE_VPP_CLOSING))
- return 0;
+ if (PREDICT_FALSE (s->session_state == STATE_DISCONNECT))
+ return VPPCOM_ECONNRESET;
}
}
SVM_Q_WAIT);
}
- VDBG (2, "VCL<%d>: vpp handle 0x%llx, sid %u: read %d bytes from (%p)",
- getpid (), s->vpp_handle, session_handle, n_read, rx_fifo);
+ VDBG (2, "vpp handle 0x%llx, sid %u: read %d bytes from (%p)",
+ s->vpp_handle, session_handle, n_read, rx_fifo);
return n_read;
}
e = svm_msg_q_msg_data (mq, &msg);
svm_msg_q_unlock (mq);
if (!vcl_is_rx_evt_for_session (e, s->session_index, is_ct))
- {
- vcl_handle_mq_event (wrk, e);
- svm_msg_q_free_msg (mq, &msg);
- continue;
- }
+ vcl_handle_mq_event (wrk, e);
svm_msg_q_free_msg (mq, &msg);
- if (PREDICT_FALSE (s->session_state == STATE_VPP_CLOSING))
- return 0;
+ if (PREDICT_FALSE (s->session_state == STATE_DISCONNECT))
+ return VPPCOM_ECONNRESET;
}
}
if (!vcl_is_tx_evt_for_session (e, s->session_index, is_ct))
vcl_handle_mq_event (wrk, e);
svm_msg_q_free_msg (mq, &msg);
+
+ if (PREDICT_FALSE (!(s->session_state & STATE_OPEN)))
+ return VPPCOM_ECONNRESET;
}
}
- if (PREDICT_FALSE (!(s->session_state & STATE_OPEN)))
- return VPPCOM_ECONNRESET;
-
ASSERT (FIFO_EVENT_APP_TX + 1 == SESSION_IO_EVT_CT_TX);
et = FIFO_EVENT_APP_TX + vcl_session_is_ct (s);
if (is_flush && !vcl_session_is_ct (s))
0 /* is_flush */ );
}
+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 */ );
+}
+
+
static vcl_session_t *
vcl_ct_session_get_from_fifo (vcl_worker_t * wrk, svm_fifo_t * f, u8 type)
{
break;
if (sid < n_bits && read_map)
{
- clib_bitmap_set_no_check (read_map, sid, 1);
+ clib_bitmap_set_no_check ((uword *) read_map, sid, 1);
*bits_set += 1;
}
break;
break;
if (sid < n_bits && write_map)
{
- clib_bitmap_set_no_check (write_map, sid, 1);
+ clib_bitmap_set_no_check ((uword *) write_map, sid, 1);
*bits_set += 1;
}
break;
sid = session->session_index;
if (sid < n_bits && read_map)
{
- clib_bitmap_set_no_check (read_map, sid, 1);
+ clib_bitmap_set_no_check ((uword *) read_map, sid, 1);
*bits_set += 1;
}
break;
sid = session->session_index;
if (sid < n_bits && write_map)
{
- clib_bitmap_set_no_check (write_map, sid, 1);
+ clib_bitmap_set_no_check ((uword *) write_map, sid, 1);
*bits_set += 1;
}
break;
sid = session->session_index;
if (sid < n_bits && read_map)
{
- clib_bitmap_set_no_check (read_map, sid, 1);
+ clib_bitmap_set_no_check ((uword *) read_map, sid, 1);
*bits_set += 1;
}
break;
sid = session->session_index;
if (sid < n_bits && except_map)
{
- clib_bitmap_set_no_check (except_map, sid, 1);
+ clib_bitmap_set_no_check ((uword *) except_map, sid, 1);
*bits_set += 1;
}
break;
sid = vcl_session_reset_handler (wrk, (session_reset_msg_t *) e->data);
if (sid < n_bits && except_map)
{
- clib_bitmap_set_no_check (except_map, sid, 1);
+ clib_bitmap_set_no_check ((uword *) except_map, sid, 1);
*bits_set += 1;
}
break;
vcl_session_t *session = 0;
int rv, i;
- ASSERT (sizeof (clib_bitmap_t) == sizeof (long int));
+ STATIC_ASSERT (sizeof (clib_bitmap_t) == sizeof (unsigned long),
+ "vppcom bitmap size mismatch");
+ STATIC_ASSERT (sizeof (clib_bitmap_t) == sizeof (fd_mask),
+ "vppcom bitmap size mismatch");
+ STATIC_ASSERT (sizeof (clib_bitmap_t) == sizeof (uword),
+ "vppcom bitmap size mismatch");
if (n_bits && read_map)
{
clib_bitmap_validate (wrk->rd_bitmap, minbits);
clib_memcpy_fast (wrk->rd_bitmap, read_map,
- vec_len (wrk->rd_bitmap) * sizeof (clib_bitmap_t));
- memset (read_map, 0, vec_len (wrk->rd_bitmap) * sizeof (clib_bitmap_t));
+ vec_len (wrk->rd_bitmap) * sizeof (unsigned long));
+ memset (read_map, 0, vec_len (wrk->rd_bitmap) * sizeof (unsigned long));
}
if (n_bits && write_map)
{
clib_bitmap_validate (wrk->wr_bitmap, minbits);
clib_memcpy_fast (wrk->wr_bitmap, write_map,
- vec_len (wrk->wr_bitmap) * sizeof (clib_bitmap_t));
+ vec_len (wrk->wr_bitmap) * sizeof (unsigned long));
memset (write_map, 0,
- vec_len (wrk->wr_bitmap) * sizeof (clib_bitmap_t));
+ vec_len (wrk->wr_bitmap) * sizeof (unsigned long));
}
if (n_bits && except_map)
{
clib_bitmap_validate (wrk->ex_bitmap, minbits);
clib_memcpy_fast (wrk->ex_bitmap, except_map,
- vec_len (wrk->ex_bitmap) * sizeof (clib_bitmap_t));
+ vec_len (wrk->ex_bitmap) * sizeof (unsigned long));
memset (except_map, 0,
- vec_len (wrk->ex_bitmap) * sizeof (clib_bitmap_t));
+ vec_len (wrk->ex_bitmap) * sizeof (unsigned long));
}
if (!n_bits)
rv = svm_fifo_is_full (session->tx_fifo);
if (!rv)
{
- clib_bitmap_set_no_check (write_map, sid, 1);
+ clib_bitmap_set_no_check ((uword*)write_map, sid, 1);
bits_set++;
}
}));
rv = vppcom_session_read_ready (session);
if (rv)
{
- clib_bitmap_set_no_check (read_map, sid, 1);
+ clib_bitmap_set_no_check ((uword*)read_map, sid, 1);
bits_set++;
}
}));
vep_session->wait_cont_idx = ~0;
vep_session->vpp_handle = ~0;
- vcl_evt (VCL_EVT_EPOLL_CREATE, vep_session, vep_sh);
- VDBG (0, "VCL<%d>: Created vep_idx %u / sid %u!",
- getpid (), vep_session->session_index, vep_session->session_index);
+ vcl_evt (VCL_EVT_EPOLL_CREATE, vep_session, vep_session->session_index);
+ VDBG (0, "Created vep_idx %u", vep_session->session_index);
return vcl_session_handle (vep_session);
}
if (vep_handle == session_handle)
{
- clib_warning ("VCL<%d>: ERROR: vep_idx == session_index (%u)!",
- getpid (), vep_handle);
+ VDBG (0, "vep_sh == session handle (%u)!", vep_handle);
return VPPCOM_EINVAL;
}
vep_session = vcl_session_get_w_handle (wrk, vep_handle);
if (PREDICT_FALSE (!vep_session))
{
- clib_warning ("VCL<%d>: ERROR: Invalid vep_idx (%u)!", vep_handle);
+ VDBG (0, "Invalid vep_sh (%u)!", vep_handle);
return VPPCOM_EBADFD;
}
if (PREDICT_FALSE (!vep_session->is_vep))
{
- clib_warning ("VCL<%d>: ERROR: vep_idx (%u) is not a vep!",
- getpid (), vep_handle);
+ VDBG (0, "vep_sh (%u) is not a vep!", vep_handle);
return VPPCOM_EINVAL;
}
session = vcl_session_get_w_handle (wrk, session_handle);
if (PREDICT_FALSE (!session))
{
- VDBG (0, "VCL<%d>: ERROR: Invalid session_handle (%u)!",
- getpid (), session_handle);
+ VDBG (0, "Invalid session_handle (%u)!", session_handle);
return VPPCOM_EBADFD;
}
if (PREDICT_FALSE (session->is_vep))
{
- clib_warning ("ERROR: session_handle (%u) is a vep!", vep_handle);
+ VDBG (0, "session_handle (%u) is a vep!", vep_handle);
return VPPCOM_EINVAL;
}
case EPOLL_CTL_ADD:
if (PREDICT_FALSE (!event))
{
- clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_ADD: NULL pointer to "
- "epoll_event structure!", getpid ());
+ VDBG (0, "EPOLL_CTL_ADD: NULL pointer to epoll_event structure!");
return VPPCOM_EINVAL;
}
if (vep_session->vep.next_sh != ~0)
vep_session->vep.next_sh);
if (PREDICT_FALSE (!next_session))
{
- clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_ADD: Invalid "
- "vep.next_sid (%u) on vep_idx (%u)!",
- getpid (), vep_session->vep.next_sh, vep_handle);
+ VDBG (0, "EPOLL_CTL_ADD: Invalid vep.next_sid (%u) on "
+ "vep_idx (%u)!", vep_session->vep.next_sh, vep_handle);
return VPPCOM_EBADFD;
}
ASSERT (next_session->vep.prev_sh == vep_handle);
session->is_vep_session = 1;
vep_session->vep.next_sh = session_handle;
- VDBG (1, "VCL<%d>: EPOLL_CTL_ADD: vep_idx %u, sid %u, events 0x%x, "
- "data 0x%llx!", getpid (), vep_handle, session_handle,
- event->events, event->data.u64);
+ 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);
break;
case EPOLL_CTL_MOD:
if (PREDICT_FALSE (!event))
{
- clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_MOD: NULL pointer to "
- "epoll_event structure!", getpid ());
+ VDBG (0, "EPOLL_CTL_MOD: NULL pointer to epoll_event structure!");
rv = VPPCOM_EINVAL;
goto done;
}
else if (PREDICT_FALSE (!session->is_vep_session))
{
- clib_warning ("VCL<%d>: ERROR: sid %u EPOLL_CTL_MOD: "
- "not a vep session!", getpid (), session_handle);
+ VDBG (0, "sid %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))
{
- clib_warning ("VCL<%d>: ERROR: sid %u EPOLL_CTL_MOD: "
- "vep_idx (%u) != vep_idx (%u)!",
- getpid (), session_handle,
- session->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);
rv = VPPCOM_EINVAL;
goto done;
}
session->vep.et_mask = VEP_DEFAULT_ET_MASK;
session->vep.ev = *event;
- VDBG (1, "VCL<%d>: EPOLL_CTL_MOD: vep_idx %u, sid %u, events 0x%x,"
- " data 0x%llx!", getpid (), vep_handle, session_handle,
- event->events, event->data.u64);
+ 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))
{
- clib_warning ("VCL<%d>: ERROR: sid %u EPOLL_CTL_DEL: "
- "not a vep session!", getpid (), session_handle);
+ 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))
{
- clib_warning ("VCL<%d>: ERROR: sid %u EPOLL_CTL_DEL: "
- "vep_idx (%u) != vep_idx (%u)!",
- getpid (), session_handle,
- session->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);
rv = VPPCOM_EINVAL;
goto done;
}
prev_session = vcl_session_get_w_handle (wrk, session->vep.prev_sh);
if (PREDICT_FALSE (!prev_session))
{
- clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_DEL: Invalid "
- "vep.prev_sid (%u) on sid (%u)!",
- getpid (), session->vep.prev_sh, session_handle);
+ VDBG (0, "EPOLL_CTL_DEL: Invalid prev_sid (%u) on sid (%u)!",
+ session->vep.prev_sh, session_handle);
return VPPCOM_EBADFD;
}
ASSERT (prev_session->vep.next_sh == session_handle);
next_session = vcl_session_get_w_handle (wrk, session->vep.next_sh);
if (PREDICT_FALSE (!next_session))
{
- clib_warning ("VCL<%d>: ERROR: EPOLL_CTL_DEL: Invalid "
- "vep.next_sid (%u) on sid (%u)!",
- getpid (), session->vep.next_sh, session_handle);
+ VDBG (0, "EPOLL_CTL_DEL: Invalid next_sid (%u) on sid (%u)!",
+ session->vep.next_sh, session_handle);
return VPPCOM_EBADFD;
}
ASSERT (next_session->vep.prev_sh == session_handle);
session->vep.prev_sh = ~0;
session->vep.vep_sh = ~0;
session->is_vep_session = 0;
- VDBG (1, "VCL<%d>: EPOLL_CTL_DEL: vep_idx %u, sid %u!",
- getpid (), vep_handle, session_handle);
+ VDBG (1, "EPOLL_CTL_DEL: vep_idx %u, sid %u!", vep_handle,
+ session_handle);
vcl_evt (VCL_EVT_EPOLL_CTLDEL, session, vep_sh);
break;
default:
- clib_warning ("VCL<%d>: ERROR: Invalid operation (%d)!", getpid (), op);
+ VDBG (0, "Invalid operation (%d)!", op);
rv = VPPCOM_EINVAL;
}
ASSERT (e->fifo->client_thread_index == vcl_get_worker_index ());
vcl_fifo_rx_evt_valid_or_break (e->fifo);
sid = e->fifo->client_session_index;
- session = vcl_session_get (wrk, sid);
+ if (!(session = vcl_session_get (wrk, sid)))
+ break;
session_events = session->vep.ev.events;
if (!(EPOLLIN & session->vep.ev.events) || session->has_rx_evt)
break;
break;
case FIFO_EVENT_APP_TX:
sid = e->fifo->client_session_index;
- session = vcl_session_get (wrk, sid);
+ if (!(session = vcl_session_get (wrk, sid)))
+ break;
session_events = session->vep.ev.events;
if (!(EPOLLOUT & session_events))
break;
case SESSION_IO_EVT_CT_TX:
vcl_fifo_rx_evt_valid_or_break (e->fifo);
session = vcl_ct_session_get_from_fifo (wrk, e->fifo, 0);
+ if (PREDICT_FALSE (!session))
+ break;
sid = session->session_index;
session_events = session->vep.ev.events;
if (!(EPOLLIN & session->vep.ev.events) || session->has_rx_evt)
break;
case SESSION_IO_EVT_CT_RX:
session = vcl_ct_session_get_from_fifo (wrk, e->fifo, 1);
+ if (PREDICT_FALSE (!session))
+ break;
sid = session->session_index;
session_events = session->vep.ev.events;
if (!(EPOLLOUT & session_events))
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);
- session = vcl_session_get (wrk, sid);
+ if (!(session = vcl_session_get (wrk, sid)))
+ break;
session_events = session->vep.ev.events;
if (EPOLLOUT & session_events)
{
rv = vppcom_session_peek (session_handle, buffer, buflen);
else
{
- clib_warning ("VCL<%d>: Unsupport flags for recvfrom %d",
- getpid (), flags);
+ VDBG (0, "Unsupport flags for recvfrom %d", flags);
return VPPCOM_EAFNOSUPPORT;
}