return 0;
}
-static int
-mq_try_lock_and_alloc_msg (svm_msg_q_t * app_mq, svm_msg_q_msg_t * msg)
-{
- int rv;
- u8 try = 0;
- while (try < 100)
- {
- rv = svm_msg_q_lock_and_alloc_msg_w_ring (app_mq,
- SESSION_MQ_CTRL_EVT_RING,
- SVM_Q_NOWAIT, msg);
- if (!rv)
- return 0;
- /*
- * Break the loop if mq is full, usually this is because the
- * app has crashed or is hanging on somewhere.
- */
- if (rv != -1)
- break;
- try++;
- usleep (1);
- }
- clib_warning ("failed to alloc msg");
- return -1;
-}
-
static int
mq_send_session_accepted_cb (session_t * s)
{
app_worker_t *app_wrk = app_worker_get (s->app_wrk_index);
- svm_msg_q_msg_t _msg, *msg = &_msg;
session_accepted_msg_t m = { 0 };
- svm_msg_q_t *app_mq;
fifo_segment_t *eq_seg;
session_t *listener;
- session_event_t *evt;
application_t *app;
app = application_get (app_wrk->app_index);
m.mq_index = s->thread_index;
}
- app_mq = app_wrk->event_queue;
- if (mq_try_lock_and_alloc_msg (app_mq, msg))
- return SESSION_E_MQ_MSG_ALLOC;
-
- evt = svm_msg_q_msg_data (app_mq, msg);
- clib_memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_ACCEPTED;
- clib_memcpy_fast (evt->data, &m, sizeof (m));
- svm_msg_q_add_and_unlock (app_mq, msg);
+ app_wrk_send_ctrl_evt (app_wrk, SESSION_CTRL_EVT_ACCEPTED, &m, sizeof (m));
return 0;
}
mq_send_session_close_evt (app_worker_t * app_wrk, session_handle_t sh,
session_evt_type_t evt_type)
{
- svm_msg_q_msg_t _msg, *msg = &_msg;
- session_disconnected_msg_t *mp;
- svm_msg_q_t *app_mq;
- session_event_t *evt;
+ session_disconnected_msg_t m = { 0 };
- app_mq = app_wrk->event_queue;
- if (mq_try_lock_and_alloc_msg (app_mq, msg))
- return;
- evt = svm_msg_q_msg_data (app_mq, msg);
- clib_memset (evt, 0, sizeof (*evt));
- evt->event_type = evt_type;
- mp = (session_disconnected_msg_t *) evt->data;
- mp->handle = sh;
- mp->context = app_wrk->api_client_index;
- svm_msg_q_add_and_unlock (app_mq, msg);
+ m.handle = sh;
+ m.context = app_wrk->api_client_index;
+
+ app_wrk_send_ctrl_evt (app_wrk, evt_type, &m, sizeof (m));
}
static inline void
mq_send_session_connected_cb (u32 app_wrk_index, u32 api_context,
session_t * s, session_error_t err)
{
- svm_msg_q_msg_t _msg, *msg = &_msg;
session_connected_msg_t m = { 0 };
- svm_msg_q_t *app_mq;
transport_connection_t *tc;
fifo_segment_t *eq_seg;
app_worker_t *app_wrk;
- session_event_t *evt;
application_t *app;
app_wrk = app_worker_get (app_wrk_index);
snd_msg:
- app_mq = app_wrk->event_queue;
-
- if (mq_try_lock_and_alloc_msg (app_mq, msg))
- return SESSION_E_MQ_MSG_ALLOC;
-
- evt = svm_msg_q_msg_data (app_mq, msg);
- clib_memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_CONNECTED;
- clib_memcpy_fast (evt->data, &m, sizeof (m));
+ app_wrk_send_ctrl_evt (app_wrk, SESSION_CTRL_EVT_CONNECTED, &m, sizeof (m));
- svm_msg_q_add_and_unlock (app_mq, msg);
return 0;
}
mq_send_session_bound_cb (u32 app_wrk_index, u32 api_context,
session_handle_t handle, int rv)
{
- svm_msg_q_msg_t _msg, *msg = &_msg;
session_bound_msg_t m = { 0 };
- svm_msg_q_t *app_mq;
transport_endpoint_t tep;
fifo_segment_t *eq_seg;
app_worker_t *app_wrk;
- session_event_t *evt;
application_t *app;
app_listener_t *al;
session_t *ls = 0;
snd_msg:
- app_mq = app_wrk->event_queue;
+ app_wrk_send_ctrl_evt (app_wrk, SESSION_CTRL_EVT_BOUND, &m, sizeof (m));
- if (mq_try_lock_and_alloc_msg (app_mq, msg))
- return SESSION_E_MQ_MSG_ALLOC;
-
- evt = svm_msg_q_msg_data (app_mq, msg);
- clib_memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_BOUND;
- clib_memcpy_fast (evt->data, &m, sizeof (m));
-
- svm_msg_q_add_and_unlock (app_mq, msg);
return 0;
}
mq_send_unlisten_reply (app_worker_t * app_wrk, session_handle_t sh,
u32 context, int rv)
{
- svm_msg_q_msg_t _msg, *msg = &_msg;
- session_unlisten_reply_msg_t *ump;
- svm_msg_q_t *app_mq;
- session_event_t *evt;
-
- app_mq = app_wrk->event_queue;
- if (mq_try_lock_and_alloc_msg (app_mq, msg))
- return;
+ session_unlisten_reply_msg_t m = { 0 };
- evt = svm_msg_q_msg_data (app_mq, msg);
- clib_memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_UNLISTEN_REPLY;
- ump = (session_unlisten_reply_msg_t *) evt->data;
- ump->context = context;
- ump->handle = sh;
- ump->retval = rv;
- svm_msg_q_add_and_unlock (app_mq, msg);
+ m.context = context;
+ m.handle = sh;
+ m.retval = rv;
+ app_wrk_send_ctrl_evt (app_wrk, SESSION_CTRL_EVT_UNLISTEN_REPLY, &m,
+ sizeof (m));
}
static void
mq_send_session_migrate_cb (session_t * s, session_handle_t new_sh)
{
- svm_msg_q_msg_t _msg, *msg = &_msg;
session_migrated_msg_t m = { 0 };
fifo_segment_t *eq_seg;
app_worker_t *app_wrk;
- session_event_t *evt;
- svm_msg_q_t *app_mq;
application_t *app;
u32 thread_index;
thread_index = session_thread_from_handle (new_sh);
app_wrk = app_worker_get (s->app_wrk_index);
- app_mq = app_wrk->event_queue;
app = application_get (app_wrk->app_index);
eq_seg = application_get_rx_mqs_segment (app);
m.vpp_evt_q = fifo_segment_msg_q_offset (eq_seg, thread_index);
m.segment_handle = SESSION_INVALID_HANDLE;
- if (mq_try_lock_and_alloc_msg (app_mq, msg))
- return;
-
- evt = svm_msg_q_msg_data (app_mq, msg);
- clib_memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_MIGRATED;
- clib_memcpy_fast (evt->data, &m, sizeof (m));
-
- svm_msg_q_add_and_unlock (app_mq, msg);
+ app_wrk_send_ctrl_evt (app_wrk, SESSION_CTRL_EVT_MIGRATED, &m, sizeof (m));
}
static int
mq_send_add_segment_cb (u32 app_wrk_index, u64 segment_handle)
{
- int fds[SESSION_N_FD_TYPE], n_fds = 0;
- svm_msg_q_msg_t _msg, *msg = &_msg;
- session_app_add_segment_msg_t *mp;
+ session_app_add_segment_msg_t m = { 0 };
vl_api_registration_t *reg;
app_worker_t *app_wrk;
- session_event_t *evt;
- svm_msg_q_t *app_mq;
fifo_segment_t *fs;
ssvm_private_t *sp;
u8 fd_flags = 0;
}
fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
- fds[n_fds] = sp->fd;
- n_fds += 1;
}
- app_mq = app_wrk->event_queue;
- if (mq_try_lock_and_alloc_msg (app_mq, msg))
- return -1;
-
- if (n_fds)
- session_send_fds (reg, fds, n_fds);
-
- evt = svm_msg_q_msg_data (app_mq, msg);
- clib_memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_APP_ADD_SEGMENT;
- mp = (session_app_add_segment_msg_t *) evt->data;
- clib_memset (mp, 0, sizeof (*mp));
- mp->segment_size = sp->ssvm_size;
- mp->fd_flags = fd_flags;
- mp->segment_handle = segment_handle;
- strncpy ((char *) mp->segment_name, (char *) sp->name,
- sizeof (mp->segment_name) - 1);
+ m.segment_size = sp->ssvm_size;
+ m.fd_flags = fd_flags;
+ m.segment_handle = segment_handle;
+ strncpy ((char *) m.segment_name, (char *) sp->name,
+ sizeof (m.segment_name) - 1);
- svm_msg_q_add_and_unlock (app_mq, msg);
+ app_wrk_send_ctrl_evt_fd (app_wrk, SESSION_CTRL_EVT_APP_ADD_SEGMENT, &m,
+ sizeof (m), sp->fd);
return 0;
}
static int
mq_send_del_segment_cb (u32 app_wrk_index, u64 segment_handle)
{
- svm_msg_q_msg_t _msg, *msg = &_msg;
- session_app_del_segment_msg_t *mp;
+ session_app_del_segment_msg_t m = { 0 };
vl_api_registration_t *reg;
app_worker_t *app_wrk;
- session_event_t *evt;
- svm_msg_q_t *app_mq;
app_wrk = app_worker_get (app_wrk_index);
reg = vl_mem_api_client_index_to_registration (app_wrk->api_client_index);
return -1;
}
- app_mq = app_wrk->event_queue;
- if (mq_try_lock_and_alloc_msg (app_mq, msg))
- return -1;
+ m.segment_handle = segment_handle;
- evt = svm_msg_q_msg_data (app_mq, msg);
- clib_memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_APP_DEL_SEGMENT;
- mp = (session_app_del_segment_msg_t *) evt->data;
- clib_memset (mp, 0, sizeof (*mp));
- mp->segment_handle = segment_handle;
- svm_msg_q_add_and_unlock (app_mq, msg);
+ app_wrk_send_ctrl_evt (app_wrk, SESSION_CTRL_EVT_APP_DEL_SEGMENT, &m,
+ sizeof (m));
return 0;
}
static void
mq_send_session_cleanup_cb (session_t * s, session_cleanup_ntf_t ntf)
{
- svm_msg_q_msg_t _msg, *msg = &_msg;
- session_cleanup_msg_t *mp;
- svm_msg_q_t *app_mq;
- session_event_t *evt;
+ session_cleanup_msg_t m = { 0 };
app_worker_t *app_wrk;
/* Propagate transport cleanup notifications only if app didn't close */
if (!app_wrk)
return;
- app_mq = app_wrk->event_queue;
- if (mq_try_lock_and_alloc_msg (app_mq, msg))
- return;
+ m.handle = session_handle (s);
+ m.type = ntf;
- evt = svm_msg_q_msg_data (app_mq, msg);
- clib_memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_CLEANUP;
- mp = (session_cleanup_msg_t *) evt->data;
- mp->handle = session_handle (s);
- mp->type = ntf;
- svm_msg_q_add_and_unlock (app_mq, msg);
+ app_wrk_send_ctrl_evt (app_wrk, SESSION_CTRL_EVT_CLEANUP, &m, sizeof (m));
}
static session_cb_vft_t session_mq_cb_vft = {
* Socket api functions
*/
-static void
-sapi_send_fds (app_worker_t * app_wrk, int *fds, int n_fds)
-{
- app_sapi_msg_t smsg = { 0 };
- app_namespace_t *app_ns;
- application_t *app;
- clib_socket_t *cs;
- u32 cs_index;
-
- app = application_get (app_wrk->app_index);
- app_ns = app_namespace_get (app->ns_index);
- cs_index = appns_sapi_handle_sock_index (app_wrk->api_client_index);
- cs = appns_sapi_get_socket (app_ns, cs_index);
- if (PREDICT_FALSE (!cs))
- return;
-
- /* There's no payload for the message only the type */
- smsg.type = APP_SAPI_MSG_TYPE_SEND_FDS;
- clib_socket_sendmsg (cs, &smsg, sizeof (smsg), fds, n_fds);
-}
-
static int
mq_send_add_segment_sapi_cb (u32 app_wrk_index, u64 segment_handle)
{
- int fds[SESSION_N_FD_TYPE], n_fds = 0;
- svm_msg_q_msg_t _msg, *msg = &_msg;
- session_app_add_segment_msg_t *mp;
+ session_app_add_segment_msg_t m = { 0 };
app_worker_t *app_wrk;
- session_event_t *evt;
- svm_msg_q_t *app_mq;
fifo_segment_t *fs;
ssvm_private_t *sp;
u8 fd_flags = 0;
ASSERT (ssvm_type (sp) == SSVM_SEGMENT_MEMFD);
fd_flags |= SESSION_FD_F_MEMFD_SEGMENT;
- fds[n_fds] = sp->fd;
- n_fds += 1;
-
- app_mq = app_wrk->event_queue;
- if (mq_try_lock_and_alloc_msg (app_mq, msg))
- return -1;
- /*
- * Send the fd over api socket
- */
- sapi_send_fds (app_wrk, fds, n_fds);
+ m.segment_size = sp->ssvm_size;
+ m.fd_flags = fd_flags;
+ m.segment_handle = segment_handle;
+ strncpy ((char *) m.segment_name, (char *) sp->name,
+ sizeof (m.segment_name) - 1);
- /*
- * Send the actual message over mq
- */
- evt = svm_msg_q_msg_data (app_mq, msg);
- clib_memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_APP_ADD_SEGMENT;
- mp = (session_app_add_segment_msg_t *) evt->data;
- clib_memset (mp, 0, sizeof (*mp));
- mp->segment_size = sp->ssvm_size;
- mp->fd_flags = fd_flags;
- mp->segment_handle = segment_handle;
- strncpy ((char *) mp->segment_name, (char *) sp->name,
- sizeof (mp->segment_name) - 1);
-
- svm_msg_q_add_and_unlock (app_mq, msg);
+ app_wrk_send_ctrl_evt_fd (app_wrk, SESSION_CTRL_EVT_APP_ADD_SEGMENT, &m,
+ sizeof (m), sp->fd);
return 0;
}
static int
mq_send_del_segment_sapi_cb (u32 app_wrk_index, u64 segment_handle)
{
- svm_msg_q_msg_t _msg, *msg = &_msg;
- session_app_del_segment_msg_t *mp;
+ session_app_del_segment_msg_t m = { 0 };
app_worker_t *app_wrk;
- session_event_t *evt;
- svm_msg_q_t *app_mq;
app_wrk = app_worker_get (app_wrk_index);
- app_mq = app_wrk->event_queue;
- if (mq_try_lock_and_alloc_msg (app_mq, msg))
- return -1;
+ m.segment_handle = segment_handle;
- evt = svm_msg_q_msg_data (app_mq, msg);
- clib_memset (evt, 0, sizeof (*evt));
- evt->event_type = SESSION_CTRL_EVT_APP_DEL_SEGMENT;
- mp = (session_app_del_segment_msg_t *) evt->data;
- clib_memset (mp, 0, sizeof (*mp));
- mp->segment_handle = segment_handle;
- svm_msg_q_add_and_unlock (app_mq, msg);
+ app_wrk_send_ctrl_evt (app_wrk, SESSION_CTRL_EVT_APP_DEL_SEGMENT, &m,
+ sizeof (m));
return 0;
}
Code Review / vpp.git / blobdiff