FD.io VPP  v18.07.1-19-g511ce25
Vector Packet Processing
mpls_api.c
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1 /*
2  *------------------------------------------------------------------
3  * mpls_api.c - mpls api
4  *
5  * Copyright (c) 2016 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 <vnet/vnet.h>
21 #include <vlibmemory/api.h>
22 
23 #include <vnet/interface.h>
24 #include <vnet/api_errno.h>
25 #include <vnet/mpls/mpls.h>
26 #include <vnet/mpls/mpls_tunnel.h>
27 #include <vnet/fib/fib_table.h>
28 #include <vnet/fib/fib_api.h>
29 #include <vnet/fib/mpls_fib.h>
30 #include <vnet/fib/fib_path_list.h>
31 
32 #include <vnet/vnet_msg_enum.h>
33 
34 #define vl_typedefs /* define message structures */
35 #include <vnet/vnet_all_api_h.h>
36 #undef vl_typedefs
37 
38 #define vl_endianfun /* define message structures */
39 #include <vnet/vnet_all_api_h.h>
40 #undef vl_endianfun
41 
42 /* instantiate all the print functions we know about */
43 #define vl_print(handle, ...) vlib_cli_output (handle, __VA_ARGS__)
44 #define vl_printfun
45 #include <vnet/vnet_all_api_h.h>
46 #undef vl_printfun
47 
49 
50 #define foreach_vpe_api_msg \
51 _(MPLS_IP_BIND_UNBIND, mpls_ip_bind_unbind) \
52 _(MPLS_ROUTE_ADD_DEL, mpls_route_add_del) \
53 _(MPLS_TABLE_ADD_DEL, mpls_table_add_del) \
54 _(MPLS_TUNNEL_ADD_DEL, mpls_tunnel_add_del) \
55 _(MPLS_TUNNEL_DUMP, mpls_tunnel_dump) \
56 _(SW_INTERFACE_SET_MPLS_ENABLE, sw_interface_set_mpls_enable) \
57 _(MPLS_FIB_DUMP, mpls_fib_dump)
58 
59 extern void stats_dslock_with_hint (int hint, int tag);
60 extern void stats_dsunlock (void);
61 
62 void
63 mpls_table_delete (u32 table_id, u8 is_api)
64 {
65  u32 fib_index;
66 
67  /*
68  * The MPLS defult table must also be explicitly created via the API.
69  * So in contrast to IP, it gets no special treatment here.
70  *
71  * The API holds only one lock on the table.
72  * i.e. it can be added many times via the API but needs to be
73  * deleted only once.
74  */
75  fib_index = fib_table_find (FIB_PROTOCOL_MPLS, table_id);
76 
77  if (~0 != fib_index)
78  {
79  fib_table_unlock (fib_index,
81  (is_api ? FIB_SOURCE_API : FIB_SOURCE_CLI));
82  }
83 }
84 
85 void
87 {
88  vl_api_mpls_table_add_del_reply_t *rmp;
89  vnet_main_t *vnm;
90  int rv = 0;
91 
92  vnm = vnet_get_main ();
93  vnm->api_errno = 0;
94 
95  if (mp->mt_is_add)
96  mpls_table_create (ntohl (mp->mt_table_id), 1, mp->mt_name);
97  else
98  mpls_table_delete (ntohl (mp->mt_table_id), 1);
99 
100  // NB: Nothing sets rv; none of the above returns an error
101 
102  REPLY_MACRO (VL_API_MPLS_TABLE_ADD_DEL_REPLY);
103 }
104 
105 static int
108 {
109  u32 mpls_fib_index, ip_fib_index;
110 
111  mpls_fib_index =
113 
114  if (~0 == mpls_fib_index)
115  {
116  return VNET_API_ERROR_NO_SUCH_FIB;
117  }
118 
119  ip_fib_index = fib_table_find ((mp->mb_is_ip4 ?
122  ntohl (mp->mb_ip_table_id));
123  if (~0 == ip_fib_index)
124  return VNET_API_ERROR_NO_SUCH_FIB;
125 
126  fib_prefix_t pfx = {
127  .fp_len = mp->mb_address_length,
128  };
129 
130  if (mp->mb_is_ip4)
131  {
133  clib_memcpy (&pfx.fp_addr.ip4, mp->mb_address,
134  sizeof (pfx.fp_addr.ip4));
135  }
136  else
137  {
139  clib_memcpy (&pfx.fp_addr.ip6, mp->mb_address,
140  sizeof (pfx.fp_addr.ip6));
141  }
142 
143  if (mp->mb_is_bind)
144  fib_table_entry_local_label_add (ip_fib_index, &pfx,
145  ntohl (mp->mb_label));
146  else
147  fib_table_entry_local_label_remove (ip_fib_index, &pfx,
148  ntohl (mp->mb_label));
149 
150  return (0);
151 }
152 
153 void
155 {
156  vl_api_mpls_ip_bind_unbind_reply_t *rmp;
157  vnet_main_t *vnm;
158  int rv;
159 
160  vnm = vnet_get_main ();
161  vnm->api_errno = 0;
162 
163  rv = mpls_ip_bind_unbind_handler (vnm, mp);
164  rv = (rv == 0) ? vnm->api_errno : rv;
165 
166  REPLY_MACRO (VL_API_MPLS_IP_BIND_UNBIND_REPLY);
167 }
168 
169 static int
172 {
173  fib_mpls_label_t *label_stack = NULL;
174  u32 fib_index, next_hop_fib_index;
175  int rv, ii, n_labels;;
176 
177  fib_prefix_t pfx = {
178  .fp_len = 21,
179  .fp_proto = FIB_PROTOCOL_MPLS,
180  .fp_eos = mp->mr_eos,
181  .fp_label = ntohl (mp->mr_label),
182  };
183  if (pfx.fp_eos)
184  {
186  }
187  else
188  {
190  }
191 
193  mp->mr_table_id,
195  pfx.fp_payload_proto,
197  mp->mr_is_rpf_id,
198  &fib_index, &next_hop_fib_index);
199 
200  if (0 != rv)
201  return (rv);
202 
203  ip46_address_t nh;
204  memset (&nh, 0, sizeof (nh));
205 
206  if (DPO_PROTO_IP4 == mp->mr_next_hop_proto)
207  memcpy (&nh.ip4, mp->mr_next_hop, sizeof (nh.ip4));
208  else if (DPO_PROTO_IP6 == mp->mr_next_hop_proto)
209  memcpy (&nh.ip6, mp->mr_next_hop, sizeof (nh.ip6));
210 
211  n_labels = mp->mr_next_hop_n_out_labels;
212  if (n_labels == 0)
213  ;
214  else
215  {
216  vec_validate (label_stack, n_labels - 1);
217  for (ii = 0; ii < n_labels; ii++)
218  {
219  label_stack[ii].fml_value =
220  ntohl (mp->mr_next_hop_out_label_stack[ii].label);
221  label_stack[ii].fml_ttl = mp->mr_next_hop_out_label_stack[ii].ttl;
222  label_stack[ii].fml_exp = mp->mr_next_hop_out_label_stack[ii].exp;
223  label_stack[ii].fml_mode =
226  }
227  }
228 
229  /* *INDENT-OFF* */
231  0, // mp->is_drop,
232  0, // mp->is_unreach,
233  0, // mp->is_prohibit,
234  0, // mp->is_local,
235  mp->mr_is_multicast,
236  mp->mr_is_classify,
238  mp->mr_is_resolve_host,
240  mp->mr_is_interface_rx,
241  mp->mr_is_rpf_id,
242  0, // l2_bridged
243  0, // is source_lookup
244  0, // is_udp_encap
245  fib_index, &pfx,
246  mp->mr_next_hop_proto,
247  &nh, ~0, // next_hop_id
248  ntohl (mp->mr_next_hop_sw_if_index),
249  next_hop_fib_index,
250  mp->mr_next_hop_weight,
252  ntohl (mp->mr_next_hop_via_label),
253  label_stack));
254  /* *INDENT-ON* */
255 }
256 
257 void
259 {
260  vl_api_mpls_route_add_del_reply_t *rmp;
261  vnet_main_t *vnm;
262  int rv;
263 
264  vnm = vnet_get_main ();
265  vnm->api_errno = 0;
266 
267  rv = mpls_route_add_del_t_handler (vnm, mp);
268 
269  rv = (rv == 0) ? vnm->api_errno : rv;
270 
271  REPLY_MACRO (VL_API_MPLS_ROUTE_ADD_DEL_REPLY);
272 }
273 
274 void
275 mpls_table_create (u32 table_id, u8 is_api, const u8 * name)
276 {
277  u32 fib_index;
278 
279  /*
280  * The MPLS defult table must also be explicitly created via the API.
281  * So in contrast to IP, it gets no special treatment here.
282  */
283 
284  /*
285  * The API holds only one lock on the table.
286  * i.e. it can be added many times via the API but needs to be
287  * deleted only once.
288  */
289  fib_index = fib_table_find (FIB_PROTOCOL_MPLS, table_id);
290 
291  if (~0 == fib_index)
292  {
294  table_id,
295  (is_api ?
297  FIB_SOURCE_CLI), name);
298  }
299 }
300 
301 static void
303 {
305  int rv = 0;
306  u32 tunnel_sw_if_index;
307  int ii;
308  fib_route_path_t rpath, *rpaths = NULL;
309  u32 next_hop_via_label;
310 
311  memset (&rpath, 0, sizeof (rpath));
312 
313  stats_dslock_with_hint (1 /* release hint */ , 5 /* tag */ );
314 
315  if (mp->mt_next_hop_proto_is_ip4)
316  {
317  rpath.frp_proto = DPO_PROTO_IP4;
318  clib_memcpy (&rpath.frp_addr.ip4,
319  mp->mt_next_hop, sizeof (rpath.frp_addr.ip4));
320  }
321  else
322  {
323  rpath.frp_proto = DPO_PROTO_IP6;
324  clib_memcpy (&rpath.frp_addr.ip6,
325  mp->mt_next_hop, sizeof (rpath.frp_addr.ip6));
326  }
327  rpath.frp_sw_if_index = ntohl (mp->mt_next_hop_sw_if_index);
328  rpath.frp_weight = 1;
329 
330  next_hop_via_label = ntohl (mp->mt_next_hop_via_label);
331  if ((MPLS_LABEL_INVALID != next_hop_via_label) && (0 != next_hop_via_label))
332  {
333  rpath.frp_proto = DPO_PROTO_MPLS;
334  rpath.frp_local_label = next_hop_via_label;
335  rpath.frp_eos = MPLS_NON_EOS;
336  }
337 
338  if (mp->mt_is_add)
339  {
340  for (ii = 0; ii < mp->mt_next_hop_n_out_labels; ii++)
341  {
342  fib_mpls_label_t fml = {
343  .fml_value = ntohl (mp->mt_next_hop_out_label_stack[ii].label),
344  .fml_ttl = mp->mt_next_hop_out_label_stack[ii].ttl,
345  .fml_exp = mp->mt_next_hop_out_label_stack[ii].exp,
346  .fml_mode = (mp->mt_next_hop_out_label_stack[ii].is_uniform ?
348  };
349  vec_add1 (rpath.frp_label_stack, fml);
350  }
351  }
352 
353  vec_add1 (rpaths, rpath);
354 
355  tunnel_sw_if_index = ntohl (mp->mt_sw_if_index);
356 
357  if (mp->mt_is_add)
358  {
359  if (~0 == tunnel_sw_if_index)
360  tunnel_sw_if_index = vnet_mpls_tunnel_create (mp->mt_l2_only,
361  mp->mt_is_multicast);
362  vnet_mpls_tunnel_path_add (tunnel_sw_if_index, rpaths);
363  }
364  else
365  {
366  tunnel_sw_if_index = ntohl (mp->mt_sw_if_index);
367  if (!vnet_mpls_tunnel_path_remove (tunnel_sw_if_index, rpaths))
368  vnet_mpls_tunnel_del (tunnel_sw_if_index);
369  }
370 
371  vec_free (rpaths);
372 
373  stats_dsunlock ();
374 
375  /* *INDENT-OFF* */
376  REPLY_MACRO2(VL_API_MPLS_TUNNEL_ADD_DEL_REPLY,
377  ({
378  rmp->sw_if_index = ntohl(tunnel_sw_if_index);
379  }));
380  /* *INDENT-ON* */
381 }
382 
383 static void
386 {
387  vl_api_sw_interface_set_mpls_enable_reply_t *rmp;
388  int rv = 0;
389 
391 
393  ntohl (mp->sw_if_index),
394  mp->enable, 1);
395 
397  REPLY_MACRO (VL_API_SW_INTERFACE_SET_MPLS_ENABLE_REPLY);
398 }
399 
401 {
406 
407 static void
408 send_mpls_tunnel_entry (u32 mti, void *arg)
409 {
410  fib_route_path_encode_t *api_rpaths = NULL, *api_rpath;
413  const mpls_tunnel_t *mt;
414  vl_api_fib_path_t *fp;
415  u32 n;
416 
417  ctx = arg;
418 
419  if (~0 != ctx->index && mti != ctx->index)
420  return;
421 
422  mt = mpls_tunnel_get (mti);
424 
425  mp = vl_msg_api_alloc (sizeof (*mp) + n * sizeof (vl_api_fib_path_t));
426  memset (mp, 0, sizeof (*mp) + n * sizeof (vl_api_fib_path_t));
427 
428  mp->_vl_msg_id = ntohs (VL_API_MPLS_TUNNEL_DETAILS);
429  mp->context = ctx->context;
430 
431  mp->mt_tunnel_index = ntohl (mti);
432  mp->mt_sw_if_index = ntohl (mt->mt_sw_if_index);
433  mp->mt_count = ntohl (n);
434 
435  fib_path_list_walk (mt->mt_path_list, fib_path_encode, &api_rpaths);
436 
437  fp = mp->mt_paths;
438  vec_foreach (api_rpath, api_rpaths)
439  {
440  fib_api_path_encode (api_rpath, fp);
441  fp++;
442  }
443 
444  // FIXME
445  // memcpy (mp->mt_next_hop_out_labels,
446  // mt->mt_label_stack, nlabels * sizeof (u32));
447 
448 
449  vl_api_send_msg (ctx->reg, (u8 *) mp);
450 }
451 
452 static void
454 {
456 
458  if (!reg)
459  return;
460 
462  .reg = reg,
463  .index = ntohl (mp->tunnel_index),
464  .context = mp->context,
465  };
467 }
468 
469 static void
472  const fib_table_t * table,
473  u32 label, u32 eos,
474  fib_route_path_encode_t * api_rpaths, u32 context)
475 {
477  fib_route_path_encode_t *api_rpath;
478  vl_api_fib_path_t *fp;
479  int path_count;
480 
481  path_count = vec_len (api_rpaths);
482  mp = vl_msg_api_alloc (sizeof (*mp) + path_count * sizeof (*fp));
483  if (!mp)
484  return;
485  memset (mp, 0, sizeof (*mp));
486  mp->_vl_msg_id = ntohs (VL_API_MPLS_FIB_DETAILS);
487  mp->context = context;
488 
489  mp->table_id = htonl (table->ft_table_id);
490  memcpy (mp->table_name, table->ft_desc,
491  clib_min (vec_len (table->ft_desc), sizeof (mp->table_name)));
492  mp->eos_bit = eos;
493  mp->label = htonl (label);
494 
495  mp->count = htonl (path_count);
496  fp = mp->path;
497  vec_foreach (api_rpath, api_rpaths)
498  {
499  fib_api_path_encode (api_rpath, fp);
500  fp++;
501  }
502 
503  vl_api_send_msg (reg, (u8 *) mp);
504 }
505 
507 {
510 
511 static fib_table_walk_rc_t
513 {
515 
516  vec_add1 (ctx->lfeis, fei);
517 
518  return (FIB_TABLE_WALK_CONTINUE);
519 }
520 
521 static void
523 {
526  mpls_main_t *mm = &mpls_main;
527  fib_table_t *fib_table;
528  mpls_fib_t *mpls_fib;
529  fib_node_index_t *lfeip = NULL;
530  fib_prefix_t pfx;
531  u32 fib_index;
532  fib_route_path_encode_t *api_rpaths;
534  .lfeis = NULL,
535  };
536 
538  if (!reg)
539  return;
540 
541  /* *INDENT-OFF* */
542  pool_foreach (mpls_fib, mm->mpls_fibs,
543  ({
544  mpls_fib_table_walk (mpls_fib,
545  vl_api_mpls_fib_dump_table_walk,
546  &ctx);
547  }));
548  /* *INDENT-ON* */
550 
551  vec_foreach (lfeip, ctx.lfeis)
552  {
553  fib_entry_get_prefix (*lfeip, &pfx);
554  fib_index = fib_entry_get_fib_index (*lfeip);
555  fib_table = fib_table_get (fib_index, pfx.fp_proto);
556  api_rpaths = NULL;
557  fib_entry_encode (*lfeip, &api_rpaths);
558  send_mpls_fib_details (am, reg,
559  fib_table, pfx.fp_label,
560  pfx.fp_eos, api_rpaths, mp->context);
561  vec_free (api_rpaths);
562  }
563 
564  vec_free (ctx.lfeis);
565 }
566 
567 /*
568  * mpls_api_hookup
569  * Add vpe's API message handlers to the table.
570  * vlib has alread mapped shared memory and
571  * added the client registration handlers.
572  * See .../vlib-api/vlibmemory/memclnt_vlib.c:memclnt_process()
573  */
574 #define vl_msg_name_crc_list
575 #include <vnet/vnet_all_api_h.h>
576 #undef vl_msg_name_crc_list
577 
578 static void
580 {
581 #define _(id,n,crc) vl_msg_api_add_msg_name_crc (am, #n "_" #crc, id);
582  foreach_vl_msg_name_crc_mpls;
583 #undef _
584 }
585 
586 static clib_error_t *
588 {
589  api_main_t *am = &api_main;
590 
591 #define _(N,n) \
592  vl_msg_api_set_handlers(VL_API_##N, #n, \
593  vl_api_##n##_t_handler, \
594  vl_noop_handler, \
595  vl_api_##n##_t_endian, \
596  vl_api_##n##_t_print, \
597  sizeof(vl_api_##n##_t), 1);
599 #undef _
600 
601  /*
602  * Trace space for 8 MPLS encap labels
603  */
604  am->api_trace_cfg[VL_API_MPLS_TUNNEL_ADD_DEL].size += 8 * sizeof (u32);
605 
606  /*
607  * Set up the (msg_name, crc, message-id) table
608  */
610 
611  return 0;
612 }
613 
615 
616 /*
617  * fd.io coding-style-patch-verification: ON
618  *
619  * Local Variables:
620  * eval: (c-set-style "gnu")
621  * End:
622  */
Bind/Unbind an MPLS local label to an IP prefix.
Definition: mpls.api:31
#define vec_validate(V, I)
Make sure vector is long enough for given index (no header, unspecified alignment) ...
Definition: vec.h:437
fib_protocol_t fp_proto
protocol type
Definition: fib_types.h:202
u32 fib_entry_get_fib_index(fib_node_index_t fib_entry_index)
Definition: fib_entry.c:1626
ip46_address_t frp_addr
The next-hop address.
Definition: fib_types.h:476
Continue on to the next entry.
Definition: fib_table.h:857
void mpls_table_delete(u32 table_id, u8 is_api)
Definition: mpls_api.c:63
Pipe Mode - the default.
Definition: fib_types.h:394
#define clib_min(x, y)
Definition: clib.h:289
A representation of a fib path for fib_path_encode to convey the information to the caller...
Definition: fib_types.h:569
struct vl_api_mpls_fib_dump_table_walk_ctx_t_ vl_api_mpls_fib_dump_table_walk_ctx_t
mpls_eos_bit_t frp_eos
EOS bit for the resolving label.
Definition: fib_types.h:487
void mpls_table_create(u32 table_id, u8 is_api, const u8 *name)
Definition: mpls_api.c:275
A representation of a path as described by a route producer.
Definition: fib_types.h:460
vnet_main_t * vnet_get_main(void)
Definition: misc.c:47
fib_node_index_t mt_path_list
The path-list over which the tunnel&#39;s destination is reachable.
Definition: mpls_tunnel.h:86
int size
for sanity checking
Definition: api_common.h:80
void fib_entry_get_prefix(fib_node_index_t fib_entry_index, fib_prefix_t *pfx)
Definition: fib_entry.c:1616
u32 fib_table_find_or_create_and_lock_w_name(fib_protocol_t proto, u32 table_id, fib_source_t src, const u8 *name)
Get the index of the FIB for a Table-ID.
Definition: fib_table.c:1124
#define REPLY_MACRO2(t, body)
#define NULL
Definition: clib.h:55
static void send_mpls_tunnel_entry(u32 mti, void *arg)
Definition: mpls_api.c:408
static void vl_api_send_msg(vl_api_registration_t *rp, u8 *elem)
Definition: api.h:34
struct mpls_tunnel_send_walk_ctx_t_ mpls_tunnel_send_walk_ctx_t
A uni-directional MPLS tunnel.
Definition: mpls_tunnel.h:55
From the CLI.
Definition: fib_entry.h:78
#define vec_add1(V, E)
Add 1 element to end of vector (unspecified alignment).
Definition: vec.h:523
void fib_path_list_walk(fib_node_index_t path_list_index, fib_path_list_walk_fn_t func, void *ctx)
dpo_proto_t frp_proto
The protocol of the address below.
Definition: fib_types.h:465
Dump MPLS fib table.
Definition: mpls.api:175
const mpls_tunnel_t * mpls_tunnel_get(u32 mti)
Definition: mpls_tunnel.c:564
static void send_mpls_fib_details(vpe_api_main_t *am, vl_api_registration_t *reg, const fib_table_t *table, u32 label, u32 eos, fib_route_path_encode_t *api_rpaths, u32 context)
Definition: mpls_api.c:470
void * vl_msg_api_alloc(int nbytes)
#define foreach_vpe_api_msg
Definition: mpls_api.c:50
void fib_table_entry_local_label_remove(u32 fib_index, const fib_prefix_t *prefix, mpls_label_t label)
remove a MPLS local label for the prefix/route.
Definition: fib_table.c:916
unsigned char u8
Definition: types.h:56
trace_cfg_t * api_trace_cfg
Current trace configuration.
Definition: api_common.h:248
static void vl_api_mpls_tunnel_add_del_t_handler(vl_api_mpls_tunnel_add_del_t *mp)
Definition: mpls_api.c:302
void vl_api_mpls_route_add_del_t_handler(vl_api_mpls_route_add_del_t *mp)
Definition: mpls_api.c:258
dpo_proto_t fp_payload_proto
This protocol determines the payload protocol of packets that will be forwarded by this entry once th...
Definition: fib_types.h:226
static void vl_api_mpls_fib_dump_t_handler(vl_api_mpls_fib_dump_t *mp)
Definition: mpls_api.c:522
#define pool_foreach(VAR, POOL, BODY)
Iterate through pool.
Definition: pool.h:443
u32 frp_sw_if_index
The interface.
Definition: fib_types.h:495
static clib_error_t * mpls_api_hookup(vlib_main_t *vm)
Definition: mpls_api.c:587
MPLS Route Add / del route.
Definition: mpls.api:108
Aggregrate type for a prefix.
Definition: fib_types.h:193
void stats_dsunlock(void)
unsigned int u32
Definition: types.h:88
u32 fib_table_find(fib_protocol_t proto, u32 table_id)
Get the index of the FIB for a Table-ID.
Definition: fib_table.c:1056
u16 fp_len
The mask length.
Definition: fib_types.h:197
Dump mpls eth tunnel table.
Definition: mpls.api:79
int fib_entry_cmp_for_sort(void *i1, void *i2)
Definition: fib_entry.c:1568
vnet_api_error_t api_errno
Definition: vnet.h:78
void vnet_mpls_tunnel_del(u32 sw_if_index)
Delete an MPLS tunnel.
Definition: mpls_tunnel.c:585
ip46_address_t fp_addr
The address type is not deriveable from the fp_addr member.
Definition: fib_types.h:216
mpls FIB table response
Definition: mpls.api:188
static int mpls_ip_bind_unbind_handler(vnet_main_t *vnm, vl_api_mpls_ip_bind_unbind_t *mp)
Definition: mpls_api.c:106
MPLS Route Add / del route.
Definition: mpls.api:145
Configuration for each label value in the output-stack.
Definition: fib_types.h:415
fib_mpls_label_t * frp_label_stack
The outgoing MPLS label Stack.
Definition: fib_types.h:515
#define REPLY_MACRO(t)
int add_del_route_check(fib_protocol_t table_proto, u32 table_id, u32 next_hop_sw_if_index, dpo_proto_t next_hop_table_proto, u32 next_hop_table_id, u8 is_rpf_id, u32 *fib_index, u32 *next_hop_fib_index)
Definition: ip_api.c:937
Enable or Disable MPLS on and interface.
Definition: mpls.api:205
void fib_table_unlock(u32 fib_index, fib_protocol_t proto, fib_source_t source)
Take a reference counting lock on the table.
Definition: fib_table.c:1228
fib_mpls_lsp_mode_t fml_mode
The LSP mode.
Definition: fib_types.h:425
API main structure, used by both vpp and binary API clients.
Definition: api_common.h:201
An API client registration, only in vpp/vlib.
Definition: api_common.h:44
#define BAD_SW_IF_INDEX_LABEL
static int mpls_route_add_del_t_handler(vnet_main_t *vnm, vl_api_mpls_route_add_del_t *mp)
Definition: mpls_api.c:170
Reply for MPLS tunnel add / del request.
Definition: mpls.api:68
fib_node_index_t fib_table_entry_local_label_add(u32 fib_index, const fib_prefix_t *prefix, mpls_label_t label)
Add a MPLS local label for the prefix/route.
Definition: fib_table.c:889
mpls_main_t mpls_main
Definition: mpls.c:25
u32 ft_table_id
Table ID (hash key) for this FIB.
Definition: fib_table.h:89
vlib_main_t * vm
Definition: buffer.c:294
vl_api_registration_t * reg
Definition: mpls_api.c:402
enum fib_table_walk_rc_t_ fib_table_walk_rc_t
return code controlling how a table walk proceeds
#define MPLS_LABEL_INVALID
Definition: mpls_types.h:48
#define vec_free(V)
Free vector&#39;s memory (no header).
Definition: vec.h:339
u8 * ft_desc
Table description.
Definition: fib_table.h:114
#define clib_memcpy(a, b, c)
Definition: string.h:75
int mpls_sw_interface_enable_disable(mpls_main_t *mm, u32 sw_if_index, u8 is_enable, u8 is_api)
Definition: interface.c:39
u32 fib_path_list_get_n_paths(fib_node_index_t path_list_index)
u32 fib_node_index_t
A typedef of a node index.
Definition: fib_types.h:30
void mpls_tunnel_walk(mpls_tunnel_walk_cb_t cb, void *ctx)
Walk all the MPLS tunnels.
Definition: mpls_tunnel.c:573
mpls_label_t fml_value
The label value.
Definition: fib_types.h:420
static vl_api_registration_t * vl_api_client_index_to_registration(u32 index)
Definition: api.h:56
mpls_label_t fp_label
Definition: fib_types.h:219
u32 vnet_mpls_tunnel_create(u8 l2_only, u8 is_multicast)
Create a new MPLS tunnel.
Definition: mpls_tunnel.c:605
int vnet_mpls_tunnel_path_remove(u32 sw_if_index, fib_route_path_t *rpaths)
remove a path from a tunnel.
Definition: mpls_tunnel.c:715
long ctx[MAX_CONNS]
Definition: main.c:126
fib_path_list_walk_rc_t fib_path_encode(fib_node_index_t path_list_index, fib_node_index_t path_index, void *ctx)
Definition: fib_path.c:2580
FIB path.
Definition: fib_types.api:47
vl_api_fib_path_t path[count]
Definition: mpls.api:196
From the control plane API.
Definition: fib_entry.h:74
void fib_api_path_encode(const fib_route_path_encode_t *api_rpath, vl_api_fib_path_t *out)
Definition: fib_api.c:207
void fib_entry_encode(fib_node_index_t fib_entry_index, fib_route_path_encode_t **api_rpaths)
Definition: fib_entry.c:1603
mpls_label_t frp_local_label
The MPLS local Label to reursively resolve through.
Definition: fib_types.h:483
void vnet_mpls_tunnel_path_add(u32 sw_if_index, fib_route_path_t *rpaths)
Add a path to an MPLS tunnel.
Definition: mpls_tunnel.c:663
#define vec_len(v)
Number of elements in vector (rvalue-only, NULL tolerant)
static void vl_api_mpls_tunnel_dump_t_handler(vl_api_mpls_tunnel_dump_t *mp)
Definition: mpls_api.c:453
VLIB_API_INIT_FUNCTION(mpls_api_hookup)
#define vec_sort_with_function(vec, f)
Sort a vector using the supplied element comparison function.
Definition: vec.h:982
void stats_dslock_with_hint(int hint, int tag)
static void vl_api_sw_interface_set_mpls_enable_t_handler(vl_api_sw_interface_set_mpls_enable_t *mp)
Definition: mpls_api.c:385
fib_table_t * fib_table_get(fib_node_index_t index, fib_protocol_t proto)
Get a pointer to a FIB table.
Definition: fib_table.c:27
static fib_table_walk_rc_t vl_api_mpls_fib_dump_table_walk(fib_node_index_t fei, void *arg)
Definition: mpls_api.c:512
vl_api_fib_path_t mt_paths[mt_count]
Definition: mpls.api:96
#define vec_foreach(var, vec)
Vector iterator.
u32 mt_sw_if_index
The SW interface index of the tunnel interfaces.
Definition: mpls_tunnel.h:81
int add_del_route_t_handler(u8 is_multipath, u8 is_add, u8 is_drop, u8 is_unreach, u8 is_prohibit, u8 is_local, u8 is_multicast, u8 is_classify, u32 classify_table_index, u8 is_resolve_host, u8 is_resolve_attached, u8 is_interface_rx, u8 is_rpf_id, u8 is_dvr, u8 is_source_lookup, u8 is_udp_encap, u32 fib_index, const fib_prefix_t *prefix, dpo_proto_t next_hop_proto, const ip46_address_t *next_hop, u32 next_hop_id, u32 next_hop_sw_if_index, u8 next_hop_fib_index, u16 next_hop_weight, u16 next_hop_preference, mpls_label_t next_hop_via_label, fib_mpls_label_t *next_hop_out_label_stack)
Definition: ip_api.c:761
u8 fml_exp
EXP bits; valid only at imposition.
Definition: fib_types.h:435
mpls tunnel details
Definition: mpls.api:88
vpe_api_main_t vpe_api_main
Definition: pipe_api.c:39
u8 frp_weight
[un]equal cost path weight
Definition: fib_types.h:542
api_main_t api_main
Definition: api_shared.c:35
vl_api_fib_mpls_label_t mt_next_hop_out_label_stack[mt_next_hop_n_out_labels]
Definition: mpls.api:60
void vl_api_mpls_table_add_del_t_handler(vl_api_mpls_table_add_del_t *mp)
Definition: mpls_api.c:86
vl_api_fib_mpls_label_t mr_next_hop_out_label_stack[mr_next_hop_n_out_labels]
Definition: mpls.api:169
static void setup_message_id_table(api_main_t *am)
Definition: mpls_api.c:579
struct mpls_fib_t_ * mpls_fibs
A pool of all the MPLS FIBs.
Definition: mpls.h:50
void vl_api_mpls_ip_bind_unbind_t_handler(vl_api_mpls_ip_bind_unbind_t *mp)
Definition: mpls_api.c:154
#define VALIDATE_SW_IF_INDEX(mp)
A protocol Independent FIB table.
Definition: fib_table.h:69
mpls_eos_bit_t fp_eos
Definition: fib_types.h:220