FD.io VPP  v20.05.1-6-gf53edbc3b
Vector Packet Processing
api.c
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1 /*
2  *------------------------------------------------------------------
3  * api.c - message handler registration
4  *
5  * Copyright (c) 2010-2018 Cisco and/or its affiliates.
6  * Licensed under the Apache License, Version 2.0 (the "License");
7  * you may not use this file except in compliance with the License.
8  * You may obtain a copy of the License at:
9  *
10  * http://www.apache.org/licenses/LICENSE-2.0
11  *
12  * Unless required by applicable law or agreed to in writing, software
13  * distributed under the License is distributed on an "AS IS" BASIS,
14  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
15  * See the License for the specific language governing permissions and
16  * limitations under the License.
17  *------------------------------------------------------------------
18  */
19 
20 #include <stdio.h>
21 #include <stdlib.h>
22 #include <string.h>
23 #include <sys/types.h>
24 #include <sys/mman.h>
25 #include <sys/stat.h>
26 #include <netinet/in.h>
27 #include <signal.h>
28 #include <pthread.h>
29 #include <unistd.h>
30 #include <time.h>
31 #include <fcntl.h>
32 #include <string.h>
33 #include <pwd.h>
34 #include <grp.h>
35 
36 #include <vppinfra/clib.h>
37 #include <vppinfra/vec.h>
38 #include <vppinfra/hash.h>
39 #include <vppinfra/bitmap.h>
40 #include <vppinfra/fifo.h>
41 #include <vppinfra/time.h>
42 #include <vppinfra/mheap.h>
43 #include <vppinfra/heap.h>
44 #include <vppinfra/pool.h>
45 #include <vppinfra/format.h>
46 #include <vppinfra/error.h>
47 
48 #include <vnet/api_errno.h>
49 #include <vnet/vnet.h>
50 
51 #include <vlib/log.h>
52 #include <vlib/vlib.h>
53 #include <vlib/unix/unix.h>
54 #include <vlibapi/api.h>
55 #include <vlibmemory/api.h>
56 
57 #undef BIHASH_TYPE
58 #undef __included_bihash_template_h__
59 
60 #include <vnet/ip/format.h>
61 
62 #include <vpp/api/vpe_msg_enum.h>
63 #include <vpp/api/types.h>
64 
65 #define vl_typedefs /* define message structures */
66 #include <vpp/api/vpe_all_api_h.h>
67 #undef vl_typedefs
68 #define vl_endianfun /* define message structures */
69 #include <vpp/api/vpe_all_api_h.h>
70 #undef vl_endianfun
71 /* instantiate all the print functions we know about */
72 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
73 #define vl_printfun
74 #include <vpp/api/vpe_all_api_h.h>
75 #undef vl_printfun
77 
78 #define foreach_vpe_api_msg \
79 _(CONTROL_PING, control_ping) \
80 _(CLI, cli) \
81 _(CLI_INBAND, cli_inband) \
82 _(GET_NODE_INDEX, get_node_index) \
83 _(ADD_NODE_NEXT, add_node_next) \
84 _(SHOW_VERSION, show_version) \
85 _(SHOW_THREADS, show_threads) \
86 _(GET_NODE_GRAPH, get_node_graph) \
87 _(GET_NEXT_INDEX, get_next_index) \
88 _(LOG_DUMP, log_dump) \
89 _(SHOW_VPE_SYSTEM_TIME, show_vpe_system_time) \
90 _(GET_F64_ENDIAN_VALUE, get_f64_endian_value) \
91 _(GET_F64_INCREMENT_BY_ONE, get_f64_increment_by_one) \
92 
93 #define QUOTE_(x) #x
94 #define QUOTE(x) QUOTE_(x)
95 
96 typedef enum
97 {
100 } resolve_t;
101 
103 
104 /* Clean up all registrations belonging to the indicated client */
105 static clib_error_t *
107 {
110  uword *p;
111 
112 #define _(a) \
113  p = hash_get (vam->a##_registration_hash, client_index); \
114  if (p) { \
115  rp = pool_elt_at_index (vam->a##_registrations, p[0]); \
116  pool_put (vam->a##_registrations, rp); \
117  hash_unset (vam->a##_registration_hash, client_index); \
118  }
120 #undef _
121  return 0;
122 }
123 
125 
126 static void
128 {
130  int rv = 0;
131 
132  /* *INDENT-OFF* */
133  REPLY_MACRO2(VL_API_CONTROL_PING_REPLY,
134  ({
135  rmp->vpe_pid = ntohl (getpid());
136  }));
137  /* *INDENT-ON* */
138 }
139 
140 static void
141 shmem_cli_output (uword arg, u8 * buffer, uword buffer_bytes)
142 {
143  u8 **shmem_vecp = (u8 **) arg;
144  u8 *shmem_vec;
145  void *oldheap;
146  u32 offset;
147 
148  shmem_vec = *shmem_vecp;
149 
150  offset = vec_len (shmem_vec);
151 
152  oldheap = vl_msg_push_heap ();
153 
154  vec_validate (shmem_vec, offset + buffer_bytes - 1);
155 
156  clib_memcpy (shmem_vec + offset, buffer, buffer_bytes);
157 
158  vl_msg_pop_heap (oldheap);
159 
160  *shmem_vecp = shmem_vec;
161 }
162 
163 
164 static void
166 {
167  vl_api_cli_reply_t *rp;
170  unformat_input_t input;
171  u8 *shmem_vec = 0;
172  void *oldheap;
173 
175  if (!reg)
176  return;;
177 
178  rp = vl_msg_api_alloc (sizeof (*rp));
179  rp->_vl_msg_id = ntohs (VL_API_CLI_REPLY);
180  rp->context = mp->context;
181 
182  unformat_init_vector (&input, (u8 *) (uword) mp->cmd_in_shmem);
183 
184  vlib_cli_input (vm, &input, shmem_cli_output, (uword) & shmem_vec);
185 
186  oldheap = vl_msg_push_heap ();
187  vec_add1 (shmem_vec, 0);
188  vl_msg_pop_heap (oldheap);
189 
190  rp->reply_in_shmem = (uword) shmem_vec;
191 
192  vl_api_send_msg (reg, (u8 *) rp);
193 }
194 
195 static void
196 inband_cli_output (uword arg, u8 * buffer, uword buffer_bytes)
197 {
198  u8 **mem_vecp = (u8 **) arg;
199  u8 *mem_vec = *mem_vecp;
200  u32 offset = vec_len (mem_vec);
201 
202  vec_validate (mem_vec, offset + buffer_bytes - 1);
203  clib_memcpy (mem_vec + offset, buffer, buffer_bytes);
204  *mem_vecp = mem_vec;
205 }
206 
207 static void
209 {
211  int rv = 0;
213  unformat_input_t input;
214  u8 *out_vec = 0;
215  u8 *cmd_vec = 0;
216 
217  if (vl_msg_api_get_msg_length (mp) <
218  vl_api_string_len (&mp->cmd) + sizeof (*mp))
219  {
220  rv = -1;
221  goto error;
222  }
223 
224  cmd_vec = vl_api_from_api_to_new_vec (mp, &mp->cmd);
225 
226  unformat_init_string (&input, (char *) cmd_vec,
227  vl_api_string_len (&mp->cmd));
228  rv = vlib_cli_input (vm, &input, inband_cli_output, (uword) & out_vec);
229 
230 error:
231  /* *INDENT-OFF* */
232  REPLY_MACRO3(VL_API_CLI_INBAND_REPLY, vec_len (out_vec),
233  ({
234  vl_api_vec_to_api_string(out_vec, &rmp->reply);
235  }));
236  /* *INDENT-ON* */
237  vec_free (out_vec);
238  vec_free (cmd_vec);
239 }
240 
241 static void
243 {
245  int rv = 0;
246  char *vpe_api_get_build_directory (void);
247  char *vpe_api_get_version (void);
248  char *vpe_api_get_build_date (void);
249 
250  /* *INDENT-OFF* */
251  REPLY_MACRO2(VL_API_SHOW_VERSION_REPLY,
252  ({
253  strncpy ((char *) rmp->program, "vpe", ARRAY_LEN(rmp->program)-1);
254  strncpy ((char *) rmp->build_directory, vpe_api_get_build_directory(),
255  ARRAY_LEN(rmp->build_directory)-1);
256  strncpy ((char *) rmp->version, vpe_api_get_version(),
257  ARRAY_LEN(rmp->version)-1);
258  strncpy ((char *) rmp->build_date, vpe_api_get_build_date(),
259  ARRAY_LEN(rmp->build_date)-1);
260  }));
261  /* *INDENT-ON* */
262 }
263 
264 static void
265 get_thread_data (vl_api_thread_data_t * td, int index)
266 {
268  td->id = htonl (index);
269  if (w->name)
270  strncpy ((char *) td->name, (char *) w->name, ARRAY_LEN (td->name) - 1);
271  if (w->registration)
272  strncpy ((char *) td->type, (char *) w->registration->name,
273  ARRAY_LEN (td->type) - 1);
274  td->pid = htonl (w->lwp);
275  td->cpu_id = htonl (w->cpu_id);
276  td->core = htonl (w->core_id);
277  td->cpu_socket = htonl (w->numa_id);
278 }
279 
280 static void
282 {
283  int count = 0;
284 
285 #if !defined(__powerpc64__)
288  vl_api_thread_data_t *td;
289  int i, msg_size = 0;
290  count = vec_len (vlib_worker_threads);
291  if (!count)
292  return;
293 
294  msg_size = sizeof (*rmp) + sizeof (rmp->thread_data[0]) * count;
296  if (!reg)
297  return;
298 
299  rmp = vl_msg_api_alloc (msg_size);
300  clib_memset (rmp, 0, msg_size);
301  rmp->_vl_msg_id = htons (VL_API_SHOW_THREADS_REPLY);
302  rmp->context = mp->context;
303  rmp->count = htonl (count);
304  td = rmp->thread_data;
305 
306  for (i = 0; i < count; i++)
307  {
308  get_thread_data (&td[i], i);
309  }
310 
311  vl_api_send_msg (reg, (u8 *) rmp);
312 #else
313 
314  /* unimplemented support */
315  rv = -9;
316  clib_warning ("power pc does not support show threads api");
317  /* *INDENT-OFF* */
318  REPLY_MACRO2(VL_API_SHOW_THREADS_REPLY,
319  ({
320  rmp->count = htonl(count);
321  }));
322  /* *INDENT-ON* */
323 #endif
324 }
325 
326 static void
328 {
331  vlib_node_t *n;
332  int rv = 0;
333  u32 node_index = ~0;
334 
335  n = vlib_get_node_by_name (vm, mp->node_name);
336 
337  if (n == 0)
338  rv = VNET_API_ERROR_NO_SUCH_NODE;
339  else
340  node_index = n->index;
341 
342  /* *INDENT-OFF* */
343  REPLY_MACRO2(VL_API_GET_NODE_INDEX_REPLY,
344  ({
345  rmp->node_index = ntohl(node_index);
346  }));
347  /* *INDENT-ON* */
348 }
349 
350 static void
352 {
355  vlib_node_t *node, *next_node;
356  int rv = 0;
357  u32 next_node_index = ~0, next_index = ~0;
358  uword *p;
359 
360  node = vlib_get_node_by_name (vm, mp->node_name);
361 
362  if (node == 0)
363  {
364  rv = VNET_API_ERROR_NO_SUCH_NODE;
365  goto out;
366  }
367 
368  next_node = vlib_get_node_by_name (vm, mp->next_name);
369 
370  if (next_node == 0)
371  {
372  rv = VNET_API_ERROR_NO_SUCH_NODE2;
373  goto out;
374  }
375  else
376  next_node_index = next_node->index;
377 
378  p = hash_get (node->next_slot_by_node, next_node_index);
379 
380  if (p == 0)
381  {
382  rv = VNET_API_ERROR_NO_SUCH_ENTRY;
383  goto out;
384  }
385  else
386  next_index = p[0];
387 
388 out:
389  /* *INDENT-OFF* */
390  REPLY_MACRO2(VL_API_GET_NEXT_INDEX_REPLY,
391  ({
392  rmp->next_index = ntohl(next_index);
393  }));
394  /* *INDENT-ON* */
395 }
396 
397 static void
399 {
402  vlib_node_t *n, *next;
403  int rv = 0;
404  u32 next_index = ~0;
405 
406  n = vlib_get_node_by_name (vm, mp->node_name);
407 
408  if (n == 0)
409  {
410  rv = VNET_API_ERROR_NO_SUCH_NODE;
411  goto out;
412  }
413 
414  next = vlib_get_node_by_name (vm, mp->next_name);
415 
416  if (next == 0)
417  rv = VNET_API_ERROR_NO_SUCH_NODE2;
418  else
419  next_index = vlib_node_add_next (vm, n->index, next->index);
420 
421 out:
422  /* *INDENT-OFF* */
423  REPLY_MACRO2(VL_API_GET_NODE_INDEX_REPLY,
424  ({
425  rmp->next_index = ntohl(next_index);
426  }));
427  /* *INDENT-ON* */
428 }
429 
430 static void
432 {
433  int rv = 0;
434  u8 *vector = 0;
436  void *oldheap;
438  static vlib_node_t ***node_dups;
439  static vlib_main_t **stat_vms;
440 
441  oldheap = vl_msg_push_heap ();
442 
443  /*
444  * Keep the number of memcpy ops to a minimum (e.g. 1).
445  */
446  vec_validate (vector, 16384);
447  vec_reset_length (vector);
448 
449  vlib_node_get_nodes (vm, 0 /* main threads */ ,
450  0 /* include stats */ ,
451  1 /* barrier sync */ ,
452  &node_dups, &stat_vms);
453  vector = vlib_node_serialize (vm, node_dups, vector, 1 /* include nexts */ ,
454  1 /* include stats */ );
455 
456  vl_msg_pop_heap (oldheap);
457 
458  /* *INDENT-OFF* */
459  REPLY_MACRO2(VL_API_GET_NODE_GRAPH_REPLY,
460  ({
461  rmp->reply_in_shmem = (uword) vector;
462  }));
463  /* *INDENT-ON* */
464 }
465 
466 static void
468  f64 timestamp,
469  vl_api_log_level_t * level, u8 * msg_class, u8 * message)
470 {
471  u32 msg_size;
472 
474  int class_len =
475  clib_min (vec_len (msg_class) + 1, ARRAY_LEN (rmp->msg_class));
476  int message_len =
477  clib_min (vec_len (message) + 1, ARRAY_LEN (rmp->message));
478  msg_size = sizeof (*rmp) + class_len + message_len;
479 
480  rmp = vl_msg_api_alloc (msg_size);
481  clib_memset (rmp, 0, msg_size);
482  rmp->_vl_msg_id = ntohs (VL_API_LOG_DETAILS);
483 
484  rmp->context = context;
485  rmp->timestamp = clib_host_to_net_f64 (timestamp);
486  rmp->level = htonl (*level);
487 
488  memcpy (rmp->msg_class, msg_class, class_len - 1);
489  memcpy (rmp->message, message, message_len - 1);
490  /* enforced by memset() above */
491  ASSERT (0 == rmp->msg_class[class_len - 1]);
492  ASSERT (0 == rmp->message[message_len - 1]);
493 
494  vl_api_send_msg (reg, (u8 *) rmp);
495 }
496 
497 static void
499 {
500 
501  /* from log.c */
502  vlib_log_main_t *lm = &log_main;
503  vlib_log_entry_t *e;
504  int i = last_log_entry ();
505  int count = lm->count;
506  f64 time_offset, start_time;
508 
510  if (reg == 0)
511  return;
512 
513  start_time = clib_net_to_host_f64 (mp->start_timestamp);
514 
515  time_offset = (f64) lm->time_zero_timeval.tv_sec
516  + (((f64) lm->time_zero_timeval.tv_usec) * 1e-6) - lm->time_zero;
517 
518  while (count--)
519  {
520  e = vec_elt_at_index (lm->entries, i);
521  if (start_time <= e->timestamp + time_offset)
522  show_log_details (reg, mp->context, e->timestamp + time_offset,
523  (vl_api_log_level_t *) & e->level,
524  format (0, "%U", format_vlib_log_class, e->class),
525  e->string);
526  i = (i + 1) % lm->size;
527  }
528 
529 }
530 
531 static void
533 {
534  int rv = 0;
536  /* *INDENT-OFF* */
537  REPLY_MACRO2(VL_API_SHOW_VPE_SYSTEM_TIME_REPLY,
538  ({
540  }));
541  /* *INDENT-ON* */
542 }
543 
544 static void
546 {
547  int rv = 0;
548  f64 one = 1.0;
550  if (1.0 != clib_net_to_host_f64 (mp->f64_one))
551  rv = VNET_API_ERROR_API_ENDIAN_FAILED;
552 
553  /* *INDENT-OFF* */
554  REPLY_MACRO2(VL_API_GET_F64_ENDIAN_VALUE_REPLY,
555  ({
557  }));
558  /* *INDENT-ON* */
559 }
560 
561 static void
563  mp)
564 {
565  int rv = 0;
567 
568  /* *INDENT-OFF* */
569  REPLY_MACRO2(VL_API_GET_F64_INCREMENT_BY_ONE_REPLY,
570  ({
572  }));
573  /* *INDENT-ON* */
574 }
575 
576 #define BOUNCE_HANDLER(nn) \
577 static void vl_api_##nn##_t_handler ( \
578  vl_api_##nn##_t *mp) \
579 { \
580  vpe_client_registration_t *reg; \
581  vpe_api_main_t * vam = &vpe_api_main; \
582  svm_queue_t * q; \
583  \
584  /* One registration only... */ \
585  pool_foreach(reg, vam->nn##_registrations, \
586  ({ \
587  q = vl_api_client_index_to_input_queue (reg->client_index); \
588  if (q) { \
589  /* \
590  * If the queue is stuffed, turf the msg and complain \
591  * It's unlikely that the intended recipient is \
592  * alive; avoid deadlock at all costs. \
593  */ \
594  if (q->cursize == q->maxsize) { \
595  clib_warning ("ERROR: receiver queue full, drop msg"); \
596  vl_msg_api_free (mp); \
597  return; \
598  } \
599  vl_msg_api_send_shmem (q, (u8 *)&mp); \
600  return; \
601  } \
602  })); \
603  vl_msg_api_free (mp); \
604 }
605 
606 static void setup_message_id_table (api_main_t * am);
607 
608 /*
609  * vpe_api_hookup
610  * Add vpe's API message handlers to the table.
611  * vlib has already mapped shared memory and
612  * added the client registration handlers.
613  * See .../open-repo/vlib/memclnt_vlib.c:memclnt_process()
614  */
615 static clib_error_t *
617 {
618  api_main_t *am = vlibapi_get_main ();
619 
620 #define _(N,n) \
621  vl_msg_api_set_handlers(VL_API_##N, #n, \
622  vl_api_##n##_t_handler, \
623  vl_noop_handler, \
624  vl_api_##n##_t_endian, \
625  vl_api_##n##_t_print, \
626  sizeof(vl_api_##n##_t), 1);
628 #undef _
629 
630  /*
631  * Trace space for classifier mask+match
632  */
633  am->api_trace_cfg[VL_API_CLASSIFY_ADD_DEL_TABLE].size += 5 * sizeof (u32x4);
634  am->api_trace_cfg[VL_API_CLASSIFY_ADD_DEL_SESSION].size +=
635  5 * sizeof (u32x4);
636 
637  /*
638  * Thread-safe API messages
639  */
640  am->is_mp_safe[VL_API_CONTROL_PING] = 1;
641  am->is_mp_safe[VL_API_CONTROL_PING_REPLY] = 1;
642  am->is_mp_safe[VL_API_IP_ROUTE_ADD_DEL] = 1;
643  am->is_mp_safe[VL_API_GET_NODE_GRAPH] = 1;
644 
645  /*
646  * Set up the (msg_name, crc, message-id) table
647  */
649 
650  return 0;
651 }
652 
654 
655 clib_error_t *
657 {
659 
660  am->vlib_main = vm;
661  am->vnet_main = vnet_get_main ();
662 #define _(a) \
663  am->a##_registration_hash = hash_create (0, sizeof (uword));
665 #undef _
666 
667  vl_set_memory_region_name ("/vpe-api");
668  vl_mem_api_enable_disable (vm, 1 /* enable it */ );
669 
670  return 0;
671 }
672 
673 static clib_error_t *
675 {
676  u8 *chroot_path;
677  u64 baseva, size, pvt_heap_size;
678  int uid, gid, rv;
679  const int max_buf_size = 4096;
680  char *s, *buf;
681  struct passwd _pw, *pw;
682  struct group _grp, *grp;
683  clib_error_t *e;
684  buf = vec_new (char, 128);
686  {
687  if (unformat (input, "prefix %s", &chroot_path))
688  {
689  vec_add1 (chroot_path, 0);
690  vl_set_memory_root_path ((char *) chroot_path);
691  }
692  else if (unformat (input, "uid %d", &uid))
693  vl_set_memory_uid (uid);
694  else if (unformat (input, "gid %d", &gid))
695  vl_set_memory_gid (gid);
696  else if (unformat (input, "baseva %llx", &baseva))
698  else if (unformat (input, "global-size %lldM", &size))
699  vl_set_global_memory_size (size * (1ULL << 20));
700  else if (unformat (input, "global-size %lldG", &size))
701  vl_set_global_memory_size (size * (1ULL << 30));
702  else if (unformat (input, "global-size %lld", &size))
704  else if (unformat (input, "global-pvt-heap-size %lldM", &pvt_heap_size))
705  vl_set_global_pvt_heap_size (pvt_heap_size * (1ULL << 20));
706  else if (unformat (input, "global-pvt-heap-size size %lld",
707  &pvt_heap_size))
708  vl_set_global_pvt_heap_size (pvt_heap_size);
709  else if (unformat (input, "api-pvt-heap-size %lldM", &pvt_heap_size))
710  vl_set_api_pvt_heap_size (pvt_heap_size * (1ULL << 20));
711  else if (unformat (input, "api-pvt-heap-size size %lld",
712  &pvt_heap_size))
713  vl_set_api_pvt_heap_size (pvt_heap_size);
714  else if (unformat (input, "api-size %lldM", &size))
715  vl_set_api_memory_size (size * (1ULL << 20));
716  else if (unformat (input, "api-size %lldG", &size))
717  vl_set_api_memory_size (size * (1ULL << 30));
718  else if (unformat (input, "api-size %lld", &size))
719  vl_set_api_memory_size (size);
720  else if (unformat (input, "uid %s", &s))
721  {
722  /* lookup the username */
723  pw = NULL;
724  while (((rv =
725  getpwnam_r (s, &_pw, buf, vec_len (buf), &pw)) == ERANGE)
726  && (vec_len (buf) <= max_buf_size))
727  {
728  vec_resize (buf, vec_len (buf) * 2);
729  }
730  if (rv < 0)
731  {
732  e = clib_error_return_code (0, rv,
735  "cannot fetch username %s", s);
736  vec_free (s);
737  vec_free (buf);
738  return e;
739  }
740  if (pw == NULL)
741  {
742  e =
743  clib_error_return_fatal (0, "username %s does not exist", s);
744  vec_free (s);
745  vec_free (buf);
746  return e;
747  }
748  vec_free (s);
749  vl_set_memory_uid (pw->pw_uid);
750  }
751  else if (unformat (input, "gid %s", &s))
752  {
753  /* lookup the group name */
754  grp = NULL;
755  while (((rv =
756  getgrnam_r (s, &_grp, buf, vec_len (buf),
757  &grp)) == ERANGE)
758  && (vec_len (buf) <= max_buf_size))
759  {
760  vec_resize (buf, vec_len (buf) * 2);
761  }
762  if (rv != 0)
763  {
764  e = clib_error_return_code (0, rv,
767  "cannot fetch group %s", s);
768  vec_free (s);
769  vec_free (buf);
770  return e;
771  }
772  if (grp == NULL)
773  {
774  e = clib_error_return_fatal (0, "group %s does not exist", s);
775  vec_free (s);
776  vec_free (buf);
777  return e;
778  }
779  vec_free (s);
780  vec_free (buf);
781  vl_set_memory_gid (grp->gr_gid);
782  }
783  else
784  return clib_error_return (0, "unknown input `%U'",
785  format_unformat_error, input);
786  }
787  return 0;
788 }
789 
791 
792 void *
794 {
795  return (void *) &unformat_vnet_sw_interface;
796 }
797 
798 #define vl_msg_name_crc_list
799 #include <vpp/api/vpe_all_api_h.h>
800 #undef vl_msg_name_crc_list
801 
802 static void
804 {
805 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
806  foreach_vl_msg_name_crc_memclnt;
807  foreach_vl_msg_name_crc_vpe;
808 #undef _
809 
810 #define vl_api_version_tuple(n,mj, mi, p) \
811  vl_msg_api_add_version (am, #n, mj, mi, p);
812 #include <vpp/api/vpe_all_api_h.h>
813 #undef vl_api_version_tuple
814 }
815 
816 
817 /*
818  * fd.io coding-style-patch-verification: ON
819  *
820  * Local Variables:
821  * eval: (c-set-style "gnu")
822  * End:
823  */
#define vec_validate(V, I)
Make sure vector is long enough for given index (no header, unspecified alignment) ...
Definition: vec.h:507
u8 count
Definition: dhcp.api:208
void vlib_node_get_nodes(vlib_main_t *vm, u32 max_threads, int include_stats, int barrier_sync, vlib_node_t ****node_dupsp, vlib_main_t ***stat_vmsp)
Get list of nodes.
Definition: node.c:577
static clib_error_t * memclnt_delete_callback(u32 client_index)
Definition: api.c:106
#define clib_min(x, y)
Definition: clib.h:319
vnet_main_t * vnet_main
string node_name[64]
Definition: vpe.api:271
Reply for get next node index.
Definition: vpe.api:280
vpe parser cli string response
Definition: vpe.api:102
string cmd[]
Definition: vpe.api:94
#define foreach_vpe_api_msg
Definition: api.c:78
show_threads_reply
Definition: vpe.api:232
void vl_set_global_memory_baseva(u64 baseva)
u32 client_index
Definition: vpe.api:288
vlib_log_entry_t * entries
Definition: log.h:71
static void vl_api_cli_t_handler(vl_api_cli_t *mp)
Definition: api.c:165
string next_name[64]
Definition: vpe.api:150
vnet_main_t * vnet_get_main(void)
Definition: misc.c:46
string node_name[64]
Definition: vpe.api:149
Optimized string handling code, including c11-compliant "safe C library" variants.
Control ping from client to api server request.
Definition: vpe.api:59
int size
for sanity checking
Definition: api_common.h:83
void vl_set_memory_uid(int uid)
unsigned long u64
Definition: types.h:89
int last_log_entry()
Definition: log.c:30
Fixed length block allocator.
void vl_set_global_pvt_heap_size(u64 size)
vl_api_thread_data_t thread_data[count]
Definition: vpe.api:237
#define REPLY_MACRO2(t, body)
clib_memset(h->entries, 0, sizeof(h->entries[0]) *entries)
u32 index
Definition: node.h:282
f64 types are not standardized across the wire.
Definition: vpe.api:328
static void vl_api_send_msg(vl_api_registration_t *rp, u8 *elem)
Definition: api.h:35
static clib_error_t * api_segment_config(vlib_main_t *vm, unformat_input_t *input)
Definition: api.c:674
#define vec_add1(V, E)
Add 1 element to end of vector (unspecified alignment).
Definition: vec.h:590
Verify f64 wire format by sending a value and receiving the value + 1.0.
Definition: vpe.api:352
f64 timestamp
Definition: log.h:43
vlib_main_t * vlib_main
u8 * format(u8 *s, const char *fmt,...)
Definition: format.c:424
unformat_function_t unformat_vnet_sw_interface
u8 * vlib_node_serialize(vlib_main_t *vm, vlib_node_t ***node_dups, u8 *vector, int include_nexts, int include_stats)
int vlib_cli_input(vlib_main_t *vm, unformat_input_t *input, vlib_cli_output_function_t *function, uword function_arg)
Definition: cli.c:649
void * vl_msg_api_alloc(int nbytes)
VLIB_API_INIT_FUNCTION(rdma_plugin_api_hookup)
static uword vlib_node_add_next(vlib_main_t *vm, uword node, uword next_node)
Definition: node_funcs.h:1092
unsigned char u8
Definition: types.h:56
trace_cfg_t * api_trace_cfg
Current trace configuration.
Definition: api_common.h:273
#define vec_reset_length(v)
Reset vector length to zero NULL-pointer tolerant.
Process a vpe parser cli string request.
Definition: vpe.api:84
double f64
Definition: types.h:142
void vl_set_global_memory_size(u64 size)
resolve_t
Definition: api.c:96
#define clib_memcpy(d, s, n)
Definition: string.h:180
static void vl_api_get_f64_increment_by_one_t_handler(vl_api_get_f64_increment_by_one_t *mp)
Definition: api.c:562
static void vl_api_get_next_index_t_handler(vl_api_get_next_index_t *mp)
Definition: api.c:351
Get node index using name request.
Definition: vpe.api:132
static void vl_api_get_node_graph_t_handler(vl_api_get_node_graph_t *mp)
Definition: api.c:431
u32 context
Definition: vpe.api:87
vl_api_timestamp_t timestamp
Definition: vpe.api:295
struct timeval time_zero_timeval
Definition: log.h:85
#define vec_new(T, N)
Create new vector of given type and length (unspecified alignment, no header).
Definition: vec.h:350
#define clib_error_return_fatal(e, args...)
Definition: error.h:105
static f64 unix_time_now(void)
Definition: time.h:255
#define vec_elt_at_index(v, i)
Get vector value at index i checking that i is in bounds.
#define clib_error_return(e, args...)
Definition: error.h:99
get_node_graph_reply
Definition: vpe.api:254
#define vec_resize(V, N)
Resize a vector (no header, unspecified alignment) Add N elements to end of given vector V...
Definition: vec.h:281
unsigned int u32
Definition: types.h:88
void unformat_init_string(unformat_input_t *input, char *string, int string_len)
Definition: unformat.c:1029
get_f64_endian_value reply message
Definition: vpe.api:340
f64 f64_one[default=1.0]
Definition: vpe.api:332
u64 cmd_in_shmem
Definition: vpe.api:88
void vl_set_memory_root_path(const char *name)
vlib_worker_thread_t * vlib_worker_threads
Definition: threads.c:34
#define hash_get(h, key)
Definition: hash.h:249
vl_api_log_level_t level
Definition: vpe.api:296
vlib_node_t * vlib_get_node_by_name(vlib_main_t *vm, u8 *name)
Definition: node.c:45
static void shmem_cli_output(uword arg, u8 *buffer, uword buffer_bytes)
Definition: api.c:141
void vl_msg_pop_heap(void *oldheap)
Definition: cli.c:720
static void vl_api_get_node_index_t_handler(vl_api_get_node_index_t *mp)
Definition: api.c:327
char * vpe_api_get_version(void)
Return the image version string.
Definition: version.c:154
vl_api_timestamp_t start_timestamp
Definition: vpe.api:290
struct _unformat_input_t unformat_input_t
u64 size
Definition: vhost_user.h:150
int size
Definition: log.h:73
vlib_log_main_t log_main
Definition: log.c:21
u32 vl_api_string_len(vl_api_string_t *astr)
Definition: api_shared.c:1138
vlib_main_t * vm
Definition: in2out_ed.c:1599
void vl_set_api_pvt_heap_size(u64 size)
u32 client_index
Definition: vpe.api:86
#define REPLY_MACRO3(t, n, body)
API main structure, used by both vpp and binary API clients.
Definition: api_common.h:226
IP Set the next node for a given node response.
Definition: vpe.api:158
Get node index using name request.
Definition: vpe.api:120
void unformat_init_vector(unformat_input_t *input, u8 *vector_string)
Definition: unformat.c:1037
string build_directory[256]
Definition: vpe.api:189
static void vl_api_add_node_next_t_handler(vl_api_add_node_next_t *mp)
Definition: api.c:398
An API client registration, only in vpp/vlib.
Definition: api_common.h:47
void vl_mem_api_enable_disable(vlib_main_t *vm, int yesno)
Definition: vlib_api.c:433
#define VLIB_EARLY_CONFIG_FUNCTION(x, n,...)
Definition: init.h:226
#define UNFORMAT_END_OF_INPUT
Definition: format.h:145
string node_name[64]
Definition: vpe.api:124
static void vl_api_log_dump_t_handler(vl_api_log_dump_t *mp)
Definition: api.c:498
sll srl srl sll sra u16x4 i
Definition: vector_sse42.h:317
#define vec_free(V)
Free vector&#39;s memory (no header).
Definition: vec.h:380
clib_error_t * vpe_api_init(vlib_main_t *vm)
Definition: api.c:656
string msg_class[32]
Definition: vpe.api:297
#define clib_warning(format, args...)
Definition: error.h:59
char * vpe_api_get_build_directory(void)
Return the image build directory name.
Definition: version.c:147
get_f64_increment_by_one reply
Definition: vpe.api:364
void vl_set_memory_gid(int gid)
static void inband_cli_output(uword arg, u8 *buffer, uword buffer_bytes)
Definition: api.c:196
static void vl_api_show_version_t_handler(vl_api_show_version_t *mp)
Definition: api.c:242
Reply for show vpe system time.
Definition: vpe.api:316
static void show_log_details(vl_api_registration_t *reg, u32 context, f64 timestamp, vl_api_log_level_t *level, u8 *msg_class, u8 *message)
Definition: api.c:467
#define ARRAY_LEN(x)
Definition: clib.h:66
static vl_api_registration_t * vl_api_client_index_to_registration(u32 index)
Definition: api.h:57
vlib_main_t vlib_node_runtime_t * node
Definition: in2out_ed.c:1599
vl_api_timestamp_t vpe_system_time
Definition: vpe.api:320
static void vl_api_get_f64_endian_value_t_handler(vl_api_get_f64_endian_value_t *mp)
Definition: api.c:545
Definition: log.h:39
#define ASSERT(truth)
vlib_log_class_t class
Definition: log.h:42
static void vl_api_cli_inband_t_handler(vl_api_cli_inband_t *mp)
Definition: api.c:208
static void setup_message_id_table(api_main_t *am)
Definition: api.c:803
static f64 clib_net_to_host_f64(f64 x)
Definition: byte_order.h:215
int count
Definition: log.h:73
Control ping from the client to the server response.
Definition: vpe.api:71
f64 f64_value[default=1.0]
Definition: vpe.api:356
void vl_set_memory_region_name(const char *name)
Definition: memory_api.c:982
static f64 clib_host_to_net_f64(f64 x)
Definition: byte_order.h:216
Bitmaps built as vectors of machine words.
Set the next node for a given node request.
Definition: vpe.api:145
uword * next_slot_by_node
Definition: node.h:351
Query relative index via node names.
Definition: vpe.api:267
show version
Definition: vpe.api:169
static void vl_api_show_vpe_system_time_t_handler(vl_api_show_vpe_system_time_t *mp)
Definition: api.c:532
static void vl_api_show_threads_t_handler(vl_api_show_threads_t *mp)
Definition: api.c:281
Show the current system timestamp.
Definition: vpe.api:305
VL_MSG_API_REAPER_FUNCTION(memclnt_delete_callback)
vlib_log_level_t level
Definition: log.h:41
f64 time_zero
Definition: log.h:86
static vlib_main_t * vlib_get_main(void)
Definition: global_funcs.h:23
template key/value backing page structure
Definition: bihash_doc.h:44
string message[256]
Definition: vpe.api:298
u64 reply_in_shmem
Definition: vpe.api:106
u8 * format_vlib_log_class(u8 *s, va_list *args)
Definition: log.c:73
#define vec_len(v)
Number of elements in vector (rvalue-only, NULL tolerant)
void * get_unformat_vnet_sw_interface(void)
Definition: api.c:793
u64 uword
Definition: types.h:112
string next_name[64]
Definition: vpe.api:272
static void get_thread_data(vl_api_thread_data_t *td, int index)
Definition: api.c:265
show version response
Definition: vpe.api:182
vpe_api_main_t vpe_api_main
Definition: interface_api.c:54
static void vl_api_control_ping_t_handler(vl_api_control_ping_t *mp)
Definition: api.c:127
struct clib_bihash_value offset
template key/value backing page structure
static api_main_t * vlibapi_get_main(void)
Definition: api_common.h:379
f64 timestamp
Definition: vpe_types.api:27
u8 * format_unformat_error(u8 *s, va_list *va)
Definition: unformat.c:91
char * vpe_api_get_build_date(void)
return the build date
Definition: version.c:161
void vl_set_api_memory_size(u64 size)
u8 * is_mp_safe
Message is mp safe vector.
Definition: api_common.h:249
#define clib_error_return_code(e, code, flags, args...)
Definition: error.h:93
void * vl_msg_push_heap(void)
Definition: cli.c:713
unsigned long long u32x4
Definition: ixge.c:28
u32 vl_msg_api_get_msg_length(void *msg_arg)
Definition: api_shared.c:748
u8 * string
Definition: log.h:44
vlib_thread_registration_t * registration
Definition: threads.h:102
static clib_error_t * vpe_api_hookup(vlib_main_t *vm)
Definition: api.c:616
u8 * vl_api_from_api_to_new_vec(void *mp, vl_api_string_t *astr)
Definition: api_shared.c:1156
int vl_api_vec_to_api_string(const u8 *vec, vl_api_string_t *str)
Definition: api_shared.c:1129
uword unformat(unformat_input_t *i, const char *fmt,...)
Definition: unformat.c:978
#define foreach_registration_hash
CLIB vectors are ubiquitous dynamically resized arrays with by user defined "headers".
static uword unformat_check_input(unformat_input_t *i)
Definition: format.h:171
show_threads display the information about vpp threads running on system along with their process id...
Definition: vpe.api:197