2 * Copyright (c) 2015 Cisco and/or its affiliates.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at:
7 * http://www.apache.org/licenses/LICENSE-2.0
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
15 #include <vnet/ip/ip.h>
16 #include <vnet/classify/vnet_classify.h>
17 #include <vnet/classify/in_out_acl.h>
26 ip_in_out_acl_trace_t;
28 /* packet trace format function */
30 format_ip_in_out_acl_trace (u8 * s, u32 is_output, va_list * args)
32 CLIB_UNUSED (vlib_main_t * vm) = va_arg (*args, vlib_main_t *);
33 CLIB_UNUSED (vlib_node_t * node) = va_arg (*args, vlib_node_t *);
34 ip_in_out_acl_trace_t *t = va_arg (*args, ip_in_out_acl_trace_t *);
35 const vnet_classify_main_t *vcm = &vnet_classify_main;
36 const u32 indent = format_get_indent (s);
37 vnet_classify_table_t *table;
38 vnet_classify_entry_t *e;
41 format (s, "%s: sw_if_index %d, next_index %d, table_index %d, offset %d",
42 is_output ? "OUTACL" : "INACL", t->sw_if_index, t->next_index,
43 t->table_index, t->offset);
45 if (pool_is_free_index (vcm->tables, t->table_index))
46 return format (s, "\n%Uno table", format_white_space, indent + 4);
49 return format (s, "\n%Uno match", format_white_space, indent + 4);
51 table = vnet_classify_table_get (t->table_index);
52 e = vnet_classify_get_entry (table, t->offset);
53 return format (s, "\n%U%U", format_white_space, indent + 4,
54 format_classify_entry, table, e);
58 format_ip_inacl_trace (u8 * s, va_list * args)
60 return format_ip_in_out_acl_trace (s, 0 /* is_output */ , args);
64 format_ip_outacl_trace (u8 * s, va_list * args)
66 return format_ip_in_out_acl_trace (s, 1 /* is_output */ , args);
69 extern vlib_node_registration_t ip4_inacl_node;
70 extern vlib_node_registration_t ip4_outacl_node;
71 extern vlib_node_registration_t ip6_inacl_node;
72 extern vlib_node_registration_t ip6_outacl_node;
74 #define foreach_ip_inacl_error \
75 _(MISS, "input ACL misses") \
76 _(HIT, "input ACL hits") \
77 _(CHAIN_HIT, "input ACL hits after chain walk")
79 #define foreach_ip_outacl_error \
80 _(MISS, "output ACL misses") \
81 _(HIT, "output ACL hits") \
82 _(CHAIN_HIT, "output ACL hits after chain walk")
86 #define _(sym,str) IP_INACL_ERROR_##sym,
87 foreach_ip_inacl_error
93 static char *ip_inacl_error_strings[] = {
94 #define _(sym,string) string,
95 foreach_ip_inacl_error
101 #define _(sym,str) IP_OUTACL_ERROR_##sym,
102 foreach_ip_outacl_error
108 static char *ip_outacl_error_strings[] = {
109 #define _(sym,string) string,
110 foreach_ip_outacl_error
114 static_always_inline void
115 ip_in_out_acl_inline_trace (
116 vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame,
117 vlib_buffer_t **b, u16 *next, u32 n_left, u32 *hits__, u32 *misses__,
118 u32 *chain_hits__, const vlib_error_t error_none,
119 const vlib_error_t error_deny, const vlib_error_t error_miss,
120 vnet_classify_table_t *tables, const u32 *table_index_by_sw_if_index,
121 u32 *fib_index_by_sw_if_index, vnet_config_main_t *cm,
122 const vlib_rx_or_tx_t way, const int is_output, const int do_trace)
124 f64 now = vlib_time_now (vm);
128 u32 n_next_nodes = node->n_next_nodes;
132 vnet_classify_table_t *t[4] = { 0, 0 };
135 /* calculate hashes for b[0] & b[1] */
138 /* ~0 is used as a wildcard to say 'always use sw_if_index 0'
139 * aka local0. It is used when we do not care about the sw_if_index, as
141 sw_if_index[2] = ~0 == way ? 0 : vnet_buffer (b[0])->sw_if_index[way];
142 sw_if_index[3] = ~0 == way ? 0 : vnet_buffer (b[1])->sw_if_index[way];
144 table_index[2] = table_index_by_sw_if_index[sw_if_index[2]];
145 table_index[3] = table_index_by_sw_if_index[sw_if_index[3]];
147 t[2] = pool_elt_at_index (tables, table_index[2]);
148 t[3] = pool_elt_at_index (tables, table_index[3]);
150 if (t[2]->current_data_flag == CLASSIFY_FLAG_USE_CURR_DATA)
152 (void *) vlib_buffer_get_current (b[0]) + t[2]->current_data_offset;
156 if (t[3]->current_data_flag == CLASSIFY_FLAG_USE_CURR_DATA)
158 (void *) vlib_buffer_get_current (b[1]) + t[3]->current_data_offset;
164 /* Save the rewrite length, since we are using the l2_classify struct */
165 vnet_buffer (b[0])->l2.l2_len =
166 vnet_buffer (b[0])->ip.save_rewrite_length;
167 /* advance the match pointer so the matching happens on IP header */
168 h[2] += vnet_buffer (b[0])->l2.l2_len;
170 /* Save the rewrite length, since we are using the l2_classify struct */
171 vnet_buffer (b[1])->l2.l2_len =
172 vnet_buffer (b[1])->ip.save_rewrite_length;
173 /* advance the match pointer so the matching happens on IP header */
174 h[3] += vnet_buffer (b[1])->l2.l2_len;
177 hash[2] = vnet_classify_hash_packet_inline (t[2], (u8 *) h[2]);
178 hash[3] = vnet_classify_hash_packet_inline (t[3], (u8 *) h[3]);
180 vnet_buffer (b[0])->l2_classify.hash = hash[2];
181 vnet_buffer (b[1])->l2_classify.hash = hash[3];
183 vnet_buffer (b[0])->l2_classify.table_index = table_index[2];
184 vnet_buffer (b[1])->l2_classify.table_index = table_index[3];
186 vnet_buffer (b[0])->l2_classify.opaque_index = ~0;
187 vnet_buffer (b[1])->l2_classify.opaque_index = ~0;
189 vnet_classify_prefetch_bucket (t[2],
190 vnet_buffer (b[0])->l2_classify.hash);
191 vnet_classify_prefetch_bucket (t[3],
192 vnet_buffer (b[1])->l2_classify.hash);
197 vnet_classify_entry_t *e[2] = { 0, 0 };
198 u32 _next[2] = { ACL_NEXT_INDEX_DENY, ACL_NEXT_INDEX_DENY };
205 sw_if_index[0] = sw_if_index[2];
206 sw_if_index[1] = sw_if_index[3];
208 table_index[0] = table_index[2];
209 table_index[1] = table_index[3];
214 /* prefetch next iteration */
217 vlib_prefetch_buffer_header (b[4], LOAD);
218 vlib_prefetch_buffer_header (b[5], LOAD);
220 clib_prefetch_load (b[4]->data);
221 clib_prefetch_load (b[5]->data);
224 /* calculate hashes for b[2] & b[3] */
228 ~0 == way ? 0 : vnet_buffer (b[2])->sw_if_index[way];
230 ~0 == way ? 0 : vnet_buffer (b[3])->sw_if_index[way];
232 table_index[2] = table_index_by_sw_if_index[sw_if_index[2]];
233 table_index[3] = table_index_by_sw_if_index[sw_if_index[3]];
235 t[2] = pool_elt_at_index (tables, table_index[2]);
236 t[3] = pool_elt_at_index (tables, table_index[3]);
238 if (t[2]->current_data_flag == CLASSIFY_FLAG_USE_CURR_DATA)
240 (void *) vlib_buffer_get_current (b[2]) +
241 t[2]->current_data_offset;
245 if (t[3]->current_data_flag == CLASSIFY_FLAG_USE_CURR_DATA)
247 (void *) vlib_buffer_get_current (b[3]) +
248 t[3]->current_data_offset;
254 /* Save the rewrite length, since we are using the l2_classify struct */
255 vnet_buffer (b[2])->l2.l2_len =
256 vnet_buffer (b[2])->ip.save_rewrite_length;
257 /* advance the match pointer so the matching happens on IP header */
258 h[2] += vnet_buffer (b[2])->l2.l2_len;
260 /* Save the rewrite length, since we are using the l2_classify struct */
261 vnet_buffer (b[3])->l2.l2_len =
262 vnet_buffer (b[3])->ip.save_rewrite_length;
263 /* advance the match pointer so the matching happens on IP header */
264 h[3] += vnet_buffer (b[3])->l2.l2_len;
267 hash[2] = vnet_classify_hash_packet_inline (t[2], (u8 *) h[2]);
268 hash[3] = vnet_classify_hash_packet_inline (t[3], (u8 *) h[3]);
270 vnet_buffer (b[2])->l2_classify.hash = hash[2];
271 vnet_buffer (b[3])->l2_classify.hash = hash[3];
273 vnet_buffer (b[2])->l2_classify.table_index = table_index[2];
274 vnet_buffer (b[3])->l2_classify.table_index = table_index[3];
276 vnet_buffer (b[2])->l2_classify.opaque_index = ~0;
277 vnet_buffer (b[3])->l2_classify.opaque_index = ~0;
279 vnet_classify_prefetch_bucket (t[2],
282 vnet_classify_prefetch_bucket (t[3],
287 /* find entry for b[0] & b[1] */
288 vnet_get_config_data (cm, &b[0]->current_config_index, &_next[0],
289 /* # bytes of config data */ 0);
290 vnet_get_config_data (cm, &b[1]->current_config_index, &_next[1],
291 /* # bytes of config data */ 0);
293 if (PREDICT_TRUE (table_index[0] != ~0))
296 vnet_classify_find_entry_inline (t[0], (u8 *) h[0], hash[0], now);
299 vnet_buffer (b[0])->l2_classify.opaque_index
300 = e[0]->opaque_index;
301 vlib_buffer_advance (b[0], e[0]->advance);
303 _next[0] = (e[0]->next_index < n_next_nodes) ?
304 e[0]->next_index : _next[0];
309 (_next[0] == ACL_NEXT_INDEX_DENY) ? error_deny : error_none;
313 if (e[0]->action == CLASSIFY_ACTION_SET_IP4_FIB_INDEX ||
314 e[0]->action == CLASSIFY_ACTION_SET_IP6_FIB_INDEX)
315 vnet_buffer (b[0])->sw_if_index[VLIB_TX] = e[0]->metadata;
316 else if (e[0]->action == CLASSIFY_ACTION_SET_METADATA)
318 vnet_buffer (b[0])->ip.adj_index[VLIB_TX] =
320 /* For source check in case we skip the lookup node */
321 ip_lookup_set_buffer_fib_index (fib_index_by_sw_if_index,
330 if (PREDICT_TRUE (t[0]->next_table_index != ~0))
331 t[0] = pool_elt_at_index (tables, t[0]->next_table_index);
334 _next[0] = (t[0]->miss_next_index < n_next_nodes) ?
335 t[0]->miss_next_index : _next[0];
339 b[0]->error = (_next[0] == ACL_NEXT_INDEX_DENY) ?
345 if (t[0]->current_data_flag == CLASSIFY_FLAG_USE_CURR_DATA)
347 (void *) vlib_buffer_get_current (b[0]) +
348 t[0]->current_data_offset;
352 /* advance the match pointer so the matching happens on IP header */
354 h[0] += vnet_buffer (b[0])->l2.l2_len;
357 vnet_classify_hash_packet_inline (t[0], (u8 *) h[0]);
359 vnet_classify_find_entry_inline (t[0], (u8 *) h[0],
363 vnet_buffer (b[0])->l2_classify.opaque_index
364 = e[0]->opaque_index;
365 vlib_buffer_advance (b[0], e[0]->advance);
366 _next[0] = (e[0]->next_index < n_next_nodes) ?
367 e[0]->next_index : _next[0];
371 b[0]->error = (_next[0] == ACL_NEXT_INDEX_DENY) ?
378 CLASSIFY_ACTION_SET_IP4_FIB_INDEX
380 CLASSIFY_ACTION_SET_IP6_FIB_INDEX)
381 vnet_buffer (b[0])->sw_if_index[VLIB_TX] =
383 else if (e[0]->action ==
384 CLASSIFY_ACTION_SET_METADATA)
386 vnet_buffer (b[0])->ip.adj_index[VLIB_TX] =
388 /* For source check in case we skip the lookup
390 ip_lookup_set_buffer_fib_index (
391 fib_index_by_sw_if_index, b[0]);
400 if (PREDICT_TRUE (table_index[1] != ~0))
403 vnet_classify_find_entry_inline (t[1], (u8 *) h[1], hash[1], now);
406 vnet_buffer (b[1])->l2_classify.opaque_index
407 = e[1]->opaque_index;
408 vlib_buffer_advance (b[1], e[1]->advance);
410 _next[1] = (e[1]->next_index < n_next_nodes) ?
411 e[1]->next_index : _next[1];
416 (_next[1] == ACL_NEXT_INDEX_DENY) ? error_deny : error_none;
420 if (e[1]->action == CLASSIFY_ACTION_SET_IP4_FIB_INDEX ||
421 e[1]->action == CLASSIFY_ACTION_SET_IP6_FIB_INDEX)
422 vnet_buffer (b[1])->sw_if_index[VLIB_TX] = e[1]->metadata;
423 else if (e[1]->action == CLASSIFY_ACTION_SET_METADATA)
425 vnet_buffer (b[1])->ip.adj_index[VLIB_TX] =
427 /* For source check in case we skip the lookup node */
428 ip_lookup_set_buffer_fib_index (fib_index_by_sw_if_index,
437 if (PREDICT_TRUE (t[1]->next_table_index != ~0))
438 t[1] = pool_elt_at_index (tables, t[1]->next_table_index);
441 _next[1] = (t[1]->miss_next_index < n_next_nodes) ?
442 t[1]->miss_next_index : _next[1];
446 b[1]->error = (_next[1] == ACL_NEXT_INDEX_DENY) ?
452 if (t[1]->current_data_flag == CLASSIFY_FLAG_USE_CURR_DATA)
454 (void *) vlib_buffer_get_current (b[1]) +
455 t[1]->current_data_offset;
459 /* advance the match pointer so the matching happens on IP header */
461 h[1] += vnet_buffer (b[1])->l2.l2_len;
464 vnet_classify_hash_packet_inline (t[1], (u8 *) h[1]);
466 vnet_classify_find_entry_inline (t[1], (u8 *) h[1],
470 vnet_buffer (b[1])->l2_classify.opaque_index
471 = e[1]->opaque_index;
472 vlib_buffer_advance (b[1], e[1]->advance);
473 _next[1] = (e[1]->next_index < n_next_nodes) ?
474 e[1]->next_index : _next[1];
478 b[1]->error = (_next[1] == ACL_NEXT_INDEX_DENY) ?
485 CLASSIFY_ACTION_SET_IP4_FIB_INDEX
487 CLASSIFY_ACTION_SET_IP6_FIB_INDEX)
488 vnet_buffer (b[1])->sw_if_index[VLIB_TX] =
490 else if (e[1]->action ==
491 CLASSIFY_ACTION_SET_METADATA)
493 vnet_buffer (b[1])->ip.adj_index[VLIB_TX] =
495 /* For source check in case we skip the lookup
497 ip_lookup_set_buffer_fib_index (
498 fib_index_by_sw_if_index, b[1]);
507 if (do_trace && b[0]->flags & VLIB_BUFFER_IS_TRACED)
509 ip_in_out_acl_trace_t *_t =
510 vlib_add_trace (vm, node, b[0], sizeof (*_t));
512 ~0 == way ? 0 : vnet_buffer (b[0])->sw_if_index[way];
513 _t->next_index = _next[0];
514 _t->table_index = table_index[0];
516 && t[0]) ? vnet_classify_get_offset (t[0], e[0]) : ~0;
519 if (do_trace && b[1]->flags & VLIB_BUFFER_IS_TRACED)
521 ip_in_out_acl_trace_t *_t =
522 vlib_add_trace (vm, node, b[1], sizeof (*_t));
524 ~0 == way ? 0 : vnet_buffer (b[1])->sw_if_index[way];
525 _t->next_index = _next[1];
526 _t->table_index = table_index[1];
528 && t[1]) ? vnet_classify_get_offset (t[1], e[1]) : ~0;
531 if ((_next[0] == ACL_NEXT_INDEX_DENY) && is_output)
533 /* on output, for the drop node to work properly, go back to ip header */
534 vlib_buffer_advance (b[0], vnet_buffer (b[0])->l2.l2_len);
537 if ((_next[1] == ACL_NEXT_INDEX_DENY) && is_output)
539 /* on output, for the drop node to work properly, go back to ip header */
540 vlib_buffer_advance (b[1], vnet_buffer (b[1])->l2.l2_len);
557 vnet_classify_table_t *t0 = 0;
558 vnet_classify_entry_t *e0 = 0;
559 u32 next0 = ACL_NEXT_INDEX_DENY;
562 sw_if_index0 = ~0 == way ? 0 : vnet_buffer (b[0])->sw_if_index[way];
563 table_index0 = table_index_by_sw_if_index[sw_if_index0];
565 t0 = pool_elt_at_index (tables, table_index0);
567 if (t0->current_data_flag == CLASSIFY_FLAG_USE_CURR_DATA)
569 (void *) vlib_buffer_get_current (b[0]) + t0->current_data_offset;
575 /* Save the rewrite length, since we are using the l2_classify struct */
576 vnet_buffer (b[0])->l2.l2_len =
577 vnet_buffer (b[0])->ip.save_rewrite_length;
578 /* advance the match pointer so the matching happens on IP header */
579 h0 += vnet_buffer (b[0])->l2.l2_len;
582 vnet_buffer (b[0])->l2_classify.hash =
583 vnet_classify_hash_packet (t0, (u8 *) h0);
585 vnet_buffer (b[0])->l2_classify.table_index = table_index0;
586 vnet_buffer (b[0])->l2_classify.opaque_index = ~0;
588 vnet_get_config_data (cm, &b[0]->current_config_index, &next0,
589 /* # bytes of config data */ 0);
591 if (PREDICT_TRUE (table_index0 != ~0))
593 hash0 = vnet_buffer (b[0])->l2_classify.hash;
594 t0 = pool_elt_at_index (tables, table_index0);
596 if (t0->current_data_flag == CLASSIFY_FLAG_USE_CURR_DATA)
598 (void *) vlib_buffer_get_current (b[0]) +
599 t0->current_data_offset;
603 /* advance the match pointer so the matching happens on IP header */
605 h0 += vnet_buffer (b[0])->l2.l2_len;
607 e0 = vnet_classify_find_entry_inline (t0, (u8 *) h0, hash0, now);
610 vnet_buffer (b[0])->l2_classify.opaque_index = e0->opaque_index;
611 vlib_buffer_advance (b[0], e0->advance);
613 next0 = (e0->next_index < n_next_nodes) ?
614 e0->next_index : next0;
619 (next0 == ACL_NEXT_INDEX_DENY) ? error_deny : error_none;
623 if (e0->action == CLASSIFY_ACTION_SET_IP4_FIB_INDEX ||
624 e0->action == CLASSIFY_ACTION_SET_IP6_FIB_INDEX)
625 vnet_buffer (b[0])->sw_if_index[VLIB_TX] = e0->metadata;
626 else if (e0->action == CLASSIFY_ACTION_SET_METADATA)
628 vnet_buffer (b[0])->ip.adj_index[VLIB_TX] = e0->metadata;
629 /* For source check in case we skip the lookup node */
630 ip_lookup_set_buffer_fib_index (fib_index_by_sw_if_index,
639 if (PREDICT_TRUE (t0->next_table_index != ~0))
640 t0 = pool_elt_at_index (tables, t0->next_table_index);
643 next0 = (t0->miss_next_index < n_next_nodes) ?
644 t0->miss_next_index : next0;
648 b[0]->error = (next0 == ACL_NEXT_INDEX_DENY) ?
654 if (t0->current_data_flag == CLASSIFY_FLAG_USE_CURR_DATA)
656 (void *) vlib_buffer_get_current (b[0]) +
657 t0->current_data_offset;
661 /* advance the match pointer so the matching happens on IP header */
663 h0 += vnet_buffer (b[0])->l2.l2_len;
665 hash0 = vnet_classify_hash_packet_inline (t0, (u8 *) h0);
666 e0 = vnet_classify_find_entry_inline
667 (t0, (u8 *) h0, hash0, now);
670 vnet_buffer (b[0])->l2_classify.opaque_index
672 vlib_buffer_advance (b[0], e0->advance);
673 next0 = (e0->next_index < n_next_nodes) ?
674 e0->next_index : next0;
677 b[0]->error = (next0 == ACL_NEXT_INDEX_DENY) ?
684 CLASSIFY_ACTION_SET_IP4_FIB_INDEX
686 CLASSIFY_ACTION_SET_IP6_FIB_INDEX)
687 vnet_buffer (b[0])->sw_if_index[VLIB_TX] =
689 else if (e0->action == CLASSIFY_ACTION_SET_METADATA)
691 vnet_buffer (b[0])->ip.adj_index[VLIB_TX] =
693 /* For source check in case we skip the lookup
695 ip_lookup_set_buffer_fib_index (
696 fib_index_by_sw_if_index, b[0]);
705 if (do_trace && b[0]->flags & VLIB_BUFFER_IS_TRACED)
707 ip_in_out_acl_trace_t *t =
708 vlib_add_trace (vm, node, b[0], sizeof (*t));
710 ~0 == way ? 0 : vnet_buffer (b[0])->sw_if_index[way];
711 t->next_index = next0;
712 t->table_index = table_index0;
713 t->offset = (e0 && t0) ? vnet_classify_get_offset (t0, e0) : ~0;
716 if ((next0 == ACL_NEXT_INDEX_DENY) && is_output)
718 /* on output, for the drop node to work properly, go back to ip header */
719 vlib_buffer_advance (b[0], vnet_buffer (b[0])->l2.l2_len);
732 *chain_hits__ = chain_hits;
735 static_always_inline uword
736 ip_in_out_acl_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
737 vlib_frame_t *frame, const in_out_acl_table_id_t tid,
738 u32 *fib_index_by_sw_if_index,
739 const vlib_node_registration_t *parent_error_node,
740 const u32 error_none_index, const u32 error_deny_index,
741 const u32 error_miss_index, const vlib_rx_or_tx_t way,
744 const in_out_acl_main_t *am = &in_out_acl_main;
745 vnet_classify_table_t *tables = am->vnet_classify_main->tables;
746 u32 *from = vlib_frame_vector_args (frame);
747 const u32 *table_index_by_sw_if_index =
748 am->classify_table_index_by_sw_if_index[is_output][tid];
749 vnet_config_main_t *cm = am->vnet_config_main[is_output][tid];
750 const vlib_node_runtime_t *error_node =
751 vlib_node_get_runtime (vm, parent_error_node->index);
752 const vlib_error_t error_none = error_node->errors[error_none_index];
753 const vlib_error_t error_deny = error_node->errors[error_deny_index];
754 const vlib_error_t error_miss = error_node->errors[error_miss_index];
755 vlib_buffer_t *bufs[VLIB_FRAME_SIZE];
756 u16 nexts[VLIB_FRAME_SIZE];
757 u32 hits, misses, chain_hits;
759 vlib_get_buffers (vm, from, bufs, frame->n_vectors);
761 #define ip_in_out_acl_inline_trace__(do_trace) \
762 ip_in_out_acl_inline_trace ( \
763 vm, node, frame, bufs, nexts, frame->n_vectors, &hits, &misses, \
764 &chain_hits, error_deny, error_miss, error_none, tables, \
765 table_index_by_sw_if_index, fib_index_by_sw_if_index, cm, way, is_output, \
768 if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE))
769 ip_in_out_acl_inline_trace__ (1 /* do_trace */);
771 ip_in_out_acl_inline_trace__ (0 /* do_trace */);
773 vlib_node_increment_counter (
774 vm, node->node_index,
775 is_output ? IP_OUTACL_ERROR_MISS : IP_INACL_ERROR_MISS, misses);
776 vlib_node_increment_counter (
777 vm, node->node_index, is_output ? IP_OUTACL_ERROR_HIT : IP_INACL_ERROR_HIT,
779 vlib_node_increment_counter (vm, node->node_index,
780 is_output ? IP_OUTACL_ERROR_CHAIN_HIT :
781 IP_INACL_ERROR_CHAIN_HIT,
784 vlib_buffer_enqueue_to_next (vm, node, from, nexts, frame->n_vectors);
785 return frame->n_vectors;
788 VLIB_NODE_FN (ip4_inacl_node)
789 (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
791 return ip_in_out_acl_inline (
792 vm, node, frame, IN_OUT_ACL_TABLE_IP4, ip4_main.fib_index_by_sw_if_index,
793 &ip4_input_node, IP4_ERROR_NONE, IP4_ERROR_INACL_SESSION_DENY,
794 IP4_ERROR_INACL_TABLE_MISS, VLIB_RX, 0 /* is_output */);
797 VLIB_NODE_FN (ip4_punt_acl_node)
798 (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
800 return ip_in_out_acl_inline (
801 vm, node, frame, IN_OUT_ACL_TABLE_IP4_PUNT,
802 ip4_main.fib_index_by_sw_if_index, &ip4_input_node, IP4_ERROR_NONE,
803 IP4_ERROR_INACL_SESSION_DENY, IP4_ERROR_INACL_TABLE_MISS, ~0 /* way */,
807 VLIB_NODE_FN (ip4_outacl_node)
808 (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
810 return ip_in_out_acl_inline (
811 vm, node, frame, IN_OUT_ACL_TABLE_IP4, NULL, &ip4_input_node,
812 IP4_ERROR_NONE, IP4_ERROR_INACL_SESSION_DENY, IP4_ERROR_INACL_TABLE_MISS,
813 VLIB_TX, 1 /* is_output */);
817 VLIB_REGISTER_NODE (ip4_inacl_node) = {
819 .vector_size = sizeof (u32),
820 .format_trace = format_ip_inacl_trace,
821 .n_errors = ARRAY_LEN(ip_inacl_error_strings),
822 .error_strings = ip_inacl_error_strings,
824 .n_next_nodes = ACL_NEXT_INDEX_N_NEXT,
826 [ACL_NEXT_INDEX_DENY] = "ip4-drop",
830 VLIB_REGISTER_NODE (ip4_punt_acl_node) = {
831 .name = "ip4-punt-acl",
832 .vector_size = sizeof (u32),
833 .format_trace = format_ip_inacl_trace,
834 .n_errors = ARRAY_LEN(ip_inacl_error_strings),
835 .error_strings = ip_inacl_error_strings,
837 .n_next_nodes = ACL_NEXT_INDEX_N_NEXT,
839 [ACL_NEXT_INDEX_DENY] = "ip4-drop",
843 VLIB_REGISTER_NODE (ip4_outacl_node) = {
844 .name = "ip4-outacl",
845 .vector_size = sizeof (u32),
846 .format_trace = format_ip_outacl_trace,
847 .n_errors = ARRAY_LEN(ip_outacl_error_strings),
848 .error_strings = ip_outacl_error_strings,
850 .n_next_nodes = ACL_NEXT_INDEX_N_NEXT,
852 [ACL_NEXT_INDEX_DENY] = "ip4-drop",
857 VNET_FEATURE_INIT (ip4_punt_acl_feature) = {
858 .arc_name = "ip4-punt",
859 .node_name = "ip4-punt-acl",
860 .runs_after = VNET_FEATURES ("ip4-punt-policer"),
863 VLIB_NODE_FN (ip6_inacl_node) (vlib_main_t * vm, vlib_node_runtime_t * node,
864 vlib_frame_t * frame)
866 return ip_in_out_acl_inline (
867 vm, node, frame, IN_OUT_ACL_TABLE_IP6, ip6_main.fib_index_by_sw_if_index,
868 &ip6_input_node, IP6_ERROR_NONE, IP6_ERROR_INACL_SESSION_DENY,
869 IP6_ERROR_INACL_TABLE_MISS, VLIB_RX, 0 /* is_output */);
872 VLIB_NODE_FN (ip6_punt_acl_node)
873 (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
875 return ip_in_out_acl_inline (
876 vm, node, frame, IN_OUT_ACL_TABLE_IP6_PUNT,
877 ip4_main.fib_index_by_sw_if_index, &ip6_input_node, IP6_ERROR_NONE,
878 IP6_ERROR_INACL_SESSION_DENY, IP6_ERROR_INACL_TABLE_MISS, ~0 /* way */,
882 VLIB_NODE_FN (ip6_outacl_node) (vlib_main_t * vm, vlib_node_runtime_t * node,
883 vlib_frame_t * frame)
885 return ip_in_out_acl_inline (
886 vm, node, frame, IN_OUT_ACL_TABLE_IP6, NULL, &ip6_input_node,
887 IP6_ERROR_NONE, IP6_ERROR_INACL_SESSION_DENY, IP6_ERROR_INACL_TABLE_MISS,
888 VLIB_TX, 1 /* is_output */);
892 VLIB_REGISTER_NODE (ip6_inacl_node) = {
894 .vector_size = sizeof (u32),
895 .format_trace = format_ip_inacl_trace,
896 .n_errors = ARRAY_LEN(ip_inacl_error_strings),
897 .error_strings = ip_inacl_error_strings,
899 .n_next_nodes = ACL_NEXT_INDEX_N_NEXT,
901 [ACL_NEXT_INDEX_DENY] = "ip6-drop",
905 VLIB_REGISTER_NODE (ip6_punt_acl_node) = {
906 .name = "ip6-punt-acl",
907 .vector_size = sizeof (u32),
908 .format_trace = format_ip_inacl_trace,
909 .n_errors = ARRAY_LEN(ip_inacl_error_strings),
910 .error_strings = ip_inacl_error_strings,
912 .n_next_nodes = ACL_NEXT_INDEX_N_NEXT,
914 [ACL_NEXT_INDEX_DENY] = "ip6-drop",
918 VLIB_REGISTER_NODE (ip6_outacl_node) = {
919 .name = "ip6-outacl",
920 .vector_size = sizeof (u32),
921 .format_trace = format_ip_outacl_trace,
922 .n_errors = ARRAY_LEN(ip_outacl_error_strings),
923 .error_strings = ip_outacl_error_strings,
925 .n_next_nodes = ACL_NEXT_INDEX_N_NEXT,
927 [ACL_NEXT_INDEX_DENY] = "ip6-drop",
932 VNET_FEATURE_INIT (ip6_punt_acl_feature) = {
933 .arc_name = "ip6-punt",
934 .node_name = "ip6-punt-acl",
935 .runs_after = VNET_FEATURES ("ip6-punt-policer"),
938 #ifndef CLIB_MARCH_VARIANT
939 static clib_error_t *
940 ip_in_out_acl_init (vlib_main_t * vm)
945 VLIB_INIT_FUNCTION (ip_in_out_acl_init);
946 #endif /* CLIB_MARCH_VARIANT */
950 * fd.io coding-style-patch-verification: ON
953 * eval: (c-set-style "gnu")