int rv = 0;
void *oldheap;
api_main_t *am = &api_main;
- u8 *serialized_message_table_in_shmem;
/*
* This is tortured. Maintain a vlib-address-space private
regp->name = format (0, "%s", mp->name);
vec_add1 (regp->name, 0);
- serialized_message_table_in_shmem = vl_api_serialize_message_table (am, 0);
+ if (am->serialized_message_table_in_shmem == 0)
+ am->serialized_message_table_in_shmem =
+ vl_api_serialize_message_table (am, 0);
pthread_mutex_unlock (&svm->mutex);
svm_pop_heap (oldheap);
am->shmem_hdr->application_restarts);
rp->context = mp->context;
rp->response = ntohl (rv);
- rp->message_table = pointer_to_uword (serialized_message_table_in_shmem);
+ rp->message_table =
+ pointer_to_uword (am->serialized_message_table_in_shmem);
vl_msg_api_send_shmem (q, (u8 *) & rp);
}
vl_msg_api_send_shmem (shmem_hdr->vl_input_queue, (u8 *) & rmp);
}
+void
+vl_api_api_versions_t_handler (vl_api_api_versions_t * mp)
+{
+ api_main_t *am = &api_main;
+ vl_api_api_versions_reply_t *rmp;
+ unix_shared_memory_queue_t *q;
+ u32 nmsg = vec_len (am->api_version_list);
+ int msg_size = sizeof (*rmp) + sizeof (rmp->api_versions[0]) * nmsg;
+ int i;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0)
+ return;
+
+ rmp = vl_msg_api_alloc (msg_size);
+ memset (rmp, 0, msg_size);
+ rmp->_vl_msg_id = ntohs (VL_API_API_VERSIONS_REPLY);
+
+ /* fill in the message */
+ rmp->context = mp->context;
+ rmp->count = htonl (nmsg);
+
+ for (i = 0; i < nmsg; ++i)
+ {
+ api_version_t *vl = &am->api_version_list[i];
+ rmp->api_versions[i].major = htonl (vl->major);
+ rmp->api_versions[i].minor = htonl (vl->minor);
+ rmp->api_versions[i].patch = htonl (vl->patch);
+ strncpy ((char *) rmp->api_versions[i].name, vl->name, 64 - 1);
+ }
+
+ vl_msg_api_send_shmem (q, (u8 *) & rmp);
+
+}
+
#define foreach_vlib_api_msg \
_(MEMCLNT_CREATE, memclnt_create) \
_(MEMCLNT_DELETE, memclnt_delete) \
_(GET_FIRST_MSG_ID, get_first_msg_id) \
_(MEMCLNT_KEEPALIVE, memclnt_keepalive) \
-_(MEMCLNT_KEEPALIVE_REPLY, memclnt_keepalive_reply)
+_(MEMCLNT_KEEPALIVE_REPLY, memclnt_keepalive_reply) \
+_(API_VERSIONS, api_versions)
/*
* vl_api_init
ASSERT (shm);
q = shm->vl_input_queue;
ASSERT (q);
+ /* Make a note so we can always find the primary region easily */
+ am->vlib_primary_rp = am->vlib_rp;
e = vlib_call_init_exit_functions
(vm, vm->api_init_function_registrations, 1 /* call_once */ );
if (PREDICT_FALSE (q->head == q->maxsize))
q->head = 0;
pthread_mutex_unlock (&q->mutex);
+
if (need_broadcast)
(void) pthread_cond_broadcast (&q->condvar);
- pthread_mutex_unlock (&q->mutex);
-
vl_msg_api_handler_with_vm_node (am, (void *) mp, vm, node);
}
else
vl_shmem_hdr_t *shmem_hdr;
api_main_t *am = &api_main;
- shmem_hdr = am->shmem_hdr;
+ /* First, dump the primary region rings.. */
- if (shmem_hdr == 0)
+ if (am->vlib_primary_rp == 0 || am->vlib_primary_rp->user_ctx == 0)
{
vlib_cli_output (vm, "Shared memory segment not initialized...\n");
return 0;
}
+ shmem_hdr = (void *) am->vlib_primary_rp->user_ctx;
+
vlib_cli_output (vm, "Main API segment rings:");
vlib_cli_output (vm, "%U", format_api_message_rings, am,
svm_region_t *vlib_rp = am->vlib_private_rps[i];
shmem_hdr = (void *) vlib_rp->user_ctx;
vl_api_registration_t **regpp;
- vl_api_registration_t *regp;
+ vl_api_registration_t *regp = 0;
/* For horizontal scaling, add a hash table... */
/* *INDENT-OFF* */
goto found;
}
}));
+ vlib_cli_output (vm, "regp %llx not found?", regp);
+ continue;
/* *INDENT-ON* */
found:
+ vlib_cli_output (vm, "%U", format_api_message_rings, am,
+ 0 /* print header */ , 0 /* notused */ );
vlib_cli_output (vm, "%U", format_api_message_rings, am,
shmem_hdr, 0 /* main segment */ );
}
if (!pool_elts (am->vl_clients))
goto socket_clients;
vlib_cli_output (vm, "Shared memory clients");
- vlib_cli_output (vm, "%16s %8s %14s %18s %s",
+ vlib_cli_output (vm, "%20s %8s %14s %18s %s",
"Name", "PID", "Queue Length", "Queue VA", "Health");
/* *INDENT-OFF* */
q = regp->vl_input_queue;
- vlib_cli_output (vm, "%16s %8d %14d 0x%016llx %s\n",
+ vlib_cli_output (vm, "%20s %8d %14d 0x%016llx %s\n",
regp->name, q->consumer_pid, q->cursize,
q, health);
}
clib_warning ("unimplemented");
}
+void
+vl_api_send_pending_rpc_requests (vlib_main_t * vm)
+{
+ api_main_t *am = &api_main;
+ vl_shmem_hdr_t *shmem_hdr = am->shmem_hdr;
+ unix_shared_memory_queue_t *q;
+ int i;
+
+ /*
+ * Use the "normal" control-plane mechanism for the main thread.
+ * Well, almost. if the main input queue is full, we cannot
+ * block. Otherwise, we can expect a barrier sync timeout.
+ */
+ q = shmem_hdr->vl_input_queue;
+
+ for (i = 0; i < vec_len (vm->pending_rpc_requests); i++)
+ {
+ while (pthread_mutex_trylock (&q->mutex))
+ vlib_worker_thread_barrier_check ();
+
+ while (PREDICT_FALSE (unix_shared_memory_queue_is_full (q)))
+ {
+ pthread_mutex_unlock (&q->mutex);
+ vlib_worker_thread_barrier_check ();
+ while (pthread_mutex_trylock (&q->mutex))
+ vlib_worker_thread_barrier_check ();
+ }
+
+ vl_msg_api_send_shmem_nolock (q, (u8 *) (vm->pending_rpc_requests + i));
+
+ pthread_mutex_unlock (&q->mutex);
+ }
+ _vec_len (vm->pending_rpc_requests) = 0;
+}
+
always_inline void
vl_api_rpc_call_main_thread_inline (void *fp, u8 * data, u32 data_length,
u8 force_rpc)
{
vl_api_rpc_call_t *mp;
- api_main_t *am = &api_main;
- vl_shmem_hdr_t *shmem_hdr = am->shmem_hdr;
- unix_shared_memory_queue_t *q;
+ vlib_main_t *vm = vlib_get_main ();
- /* Main thread: call the function directly */
+ /* Main thread and not a forced RPC: call the function directly */
if ((force_rpc == 0) && (vlib_get_thread_index () == 0))
{
- vlib_main_t *vm = vlib_get_main ();
void (*call_fp) (void *);
vlib_worker_thread_barrier_sync (vm);
return;
}
- /* Any other thread, actually do an RPC call... */
+ /* Otherwise, actually do an RPC */
mp = vl_msg_api_alloc_as_if_client (sizeof (*mp) + data_length);
memset (mp, 0, sizeof (*mp));
mp->function = pointer_to_uword (fp);
mp->need_barrier_sync = 1;
- /*
- * Use the "normal" control-plane mechanism for the main thread.
- * Well, almost. if the main input queue is full, we cannot
- * block. Otherwise, we can expect a barrier sync timeout.
- */
- q = shmem_hdr->vl_input_queue;
-
- while (pthread_mutex_trylock (&q->mutex))
- vlib_worker_thread_barrier_check ();
-
- while (PREDICT_FALSE (unix_shared_memory_queue_is_full (q)))
- {
- pthread_mutex_unlock (&q->mutex);
- vlib_worker_thread_barrier_check ();
- while (pthread_mutex_trylock (&q->mutex))
- vlib_worker_thread_barrier_check ();
- }
-
- vl_msg_api_send_shmem_nolock (q, (u8 *) & mp);
-
- pthread_mutex_unlock (&q->mutex);
+ vec_add1 (vm->pending_rpc_requests, (uword) mp);
}
/*