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 table_index[0] = t[0]->next_table_index;
331 if (PREDICT_TRUE (table_index[0] != ~0))
332 t[0] = pool_elt_at_index (tables, table_index[0]);
335 _next[0] = (t[0]->miss_next_index < n_next_nodes) ?
336 t[0]->miss_next_index : _next[0];
340 b[0]->error = (_next[0] == ACL_NEXT_INDEX_DENY) ?
346 if (t[0]->current_data_flag == CLASSIFY_FLAG_USE_CURR_DATA)
348 (void *) vlib_buffer_get_current (b[0]) +
349 t[0]->current_data_offset;
353 /* advance the match pointer so the matching happens on IP header */
355 h[0] += vnet_buffer (b[0])->l2.l2_len;
358 vnet_classify_hash_packet_inline (t[0], (u8 *) h[0]);
360 vnet_classify_find_entry_inline (t[0], (u8 *) h[0],
364 vnet_buffer (b[0])->l2_classify.opaque_index
365 = e[0]->opaque_index;
366 vlib_buffer_advance (b[0], e[0]->advance);
367 _next[0] = (e[0]->next_index < n_next_nodes) ?
368 e[0]->next_index : _next[0];
372 b[0]->error = (_next[0] == ACL_NEXT_INDEX_DENY) ?
379 CLASSIFY_ACTION_SET_IP4_FIB_INDEX
381 CLASSIFY_ACTION_SET_IP6_FIB_INDEX)
382 vnet_buffer (b[0])->sw_if_index[VLIB_TX] =
384 else if (e[0]->action ==
385 CLASSIFY_ACTION_SET_METADATA)
387 vnet_buffer (b[0])->ip.adj_index[VLIB_TX] =
389 /* For source check in case we skip the lookup
391 ip_lookup_set_buffer_fib_index (
392 fib_index_by_sw_if_index, b[0]);
401 if (PREDICT_TRUE (table_index[1] != ~0))
404 vnet_classify_find_entry_inline (t[1], (u8 *) h[1], hash[1], now);
407 vnet_buffer (b[1])->l2_classify.opaque_index
408 = e[1]->opaque_index;
409 vlib_buffer_advance (b[1], e[1]->advance);
411 _next[1] = (e[1]->next_index < n_next_nodes) ?
412 e[1]->next_index : _next[1];
417 (_next[1] == ACL_NEXT_INDEX_DENY) ? error_deny : error_none;
421 if (e[1]->action == CLASSIFY_ACTION_SET_IP4_FIB_INDEX ||
422 e[1]->action == CLASSIFY_ACTION_SET_IP6_FIB_INDEX)
423 vnet_buffer (b[1])->sw_if_index[VLIB_TX] = e[1]->metadata;
424 else if (e[1]->action == CLASSIFY_ACTION_SET_METADATA)
426 vnet_buffer (b[1])->ip.adj_index[VLIB_TX] =
428 /* For source check in case we skip the lookup node */
429 ip_lookup_set_buffer_fib_index (fib_index_by_sw_if_index,
438 table_index[1] = t[1]->next_table_index;
439 if (PREDICT_TRUE (table_index[1] != ~0))
440 t[1] = pool_elt_at_index (tables, table_index[1]);
443 _next[1] = (t[1]->miss_next_index < n_next_nodes) ?
444 t[1]->miss_next_index : _next[1];
448 b[1]->error = (_next[1] == ACL_NEXT_INDEX_DENY) ?
454 if (t[1]->current_data_flag == CLASSIFY_FLAG_USE_CURR_DATA)
456 (void *) vlib_buffer_get_current (b[1]) +
457 t[1]->current_data_offset;
461 /* advance the match pointer so the matching happens on IP header */
463 h[1] += vnet_buffer (b[1])->l2.l2_len;
466 vnet_classify_hash_packet_inline (t[1], (u8 *) h[1]);
468 vnet_classify_find_entry_inline (t[1], (u8 *) h[1],
472 vnet_buffer (b[1])->l2_classify.opaque_index
473 = e[1]->opaque_index;
474 vlib_buffer_advance (b[1], e[1]->advance);
475 _next[1] = (e[1]->next_index < n_next_nodes) ?
476 e[1]->next_index : _next[1];
480 b[1]->error = (_next[1] == ACL_NEXT_INDEX_DENY) ?
487 CLASSIFY_ACTION_SET_IP4_FIB_INDEX
489 CLASSIFY_ACTION_SET_IP6_FIB_INDEX)
490 vnet_buffer (b[1])->sw_if_index[VLIB_TX] =
492 else if (e[1]->action ==
493 CLASSIFY_ACTION_SET_METADATA)
495 vnet_buffer (b[1])->ip.adj_index[VLIB_TX] =
497 /* For source check in case we skip the lookup
499 ip_lookup_set_buffer_fib_index (
500 fib_index_by_sw_if_index, b[1]);
509 if (do_trace && b[0]->flags & VLIB_BUFFER_IS_TRACED)
511 ip_in_out_acl_trace_t *_t =
512 vlib_add_trace (vm, node, b[0], sizeof (*_t));
514 ~0 == way ? 0 : vnet_buffer (b[0])->sw_if_index[way];
515 _t->next_index = _next[0];
516 _t->table_index = table_index[0];
518 && t[0]) ? vnet_classify_get_offset (t[0], e[0]) : ~0;
521 if (do_trace && b[1]->flags & VLIB_BUFFER_IS_TRACED)
523 ip_in_out_acl_trace_t *_t =
524 vlib_add_trace (vm, node, b[1], sizeof (*_t));
526 ~0 == way ? 0 : vnet_buffer (b[1])->sw_if_index[way];
527 _t->next_index = _next[1];
528 _t->table_index = table_index[1];
530 && t[1]) ? vnet_classify_get_offset (t[1], e[1]) : ~0;
533 if ((_next[0] == ACL_NEXT_INDEX_DENY) && is_output)
535 /* on output, for the drop node to work properly, go back to ip header */
536 vlib_buffer_advance (b[0], vnet_buffer (b[0])->l2.l2_len);
539 if ((_next[1] == ACL_NEXT_INDEX_DENY) && is_output)
541 /* on output, for the drop node to work properly, go back to ip header */
542 vlib_buffer_advance (b[1], vnet_buffer (b[1])->l2.l2_len);
559 vnet_classify_table_t *t0 = 0;
560 vnet_classify_entry_t *e0 = 0;
561 u32 next0 = ACL_NEXT_INDEX_DENY;
564 sw_if_index0 = ~0 == way ? 0 : vnet_buffer (b[0])->sw_if_index[way];
565 table_index0 = table_index_by_sw_if_index[sw_if_index0];
567 t0 = pool_elt_at_index (tables, table_index0);
569 if (t0->current_data_flag == CLASSIFY_FLAG_USE_CURR_DATA)
571 (void *) vlib_buffer_get_current (b[0]) + t0->current_data_offset;
577 /* Save the rewrite length, since we are using the l2_classify struct */
578 vnet_buffer (b[0])->l2.l2_len =
579 vnet_buffer (b[0])->ip.save_rewrite_length;
580 /* advance the match pointer so the matching happens on IP header */
581 h0 += vnet_buffer (b[0])->l2.l2_len;
584 vnet_buffer (b[0])->l2_classify.hash =
585 vnet_classify_hash_packet (t0, (u8 *) h0);
587 vnet_buffer (b[0])->l2_classify.table_index = table_index0;
588 vnet_buffer (b[0])->l2_classify.opaque_index = ~0;
590 vnet_get_config_data (cm, &b[0]->current_config_index, &next0,
591 /* # bytes of config data */ 0);
593 if (PREDICT_TRUE (table_index0 != ~0))
595 hash0 = vnet_buffer (b[0])->l2_classify.hash;
596 t0 = pool_elt_at_index (tables, table_index0);
598 if (t0->current_data_flag == CLASSIFY_FLAG_USE_CURR_DATA)
600 (void *) vlib_buffer_get_current (b[0]) +
601 t0->current_data_offset;
605 /* advance the match pointer so the matching happens on IP header */
607 h0 += vnet_buffer (b[0])->l2.l2_len;
609 e0 = vnet_classify_find_entry_inline (t0, (u8 *) h0, hash0, now);
612 vnet_buffer (b[0])->l2_classify.opaque_index = e0->opaque_index;
613 vlib_buffer_advance (b[0], e0->advance);
615 next0 = (e0->next_index < n_next_nodes) ?
616 e0->next_index : next0;
621 (next0 == ACL_NEXT_INDEX_DENY) ? error_deny : error_none;
625 if (e0->action == CLASSIFY_ACTION_SET_IP4_FIB_INDEX ||
626 e0->action == CLASSIFY_ACTION_SET_IP6_FIB_INDEX)
627 vnet_buffer (b[0])->sw_if_index[VLIB_TX] = e0->metadata;
628 else if (e0->action == CLASSIFY_ACTION_SET_METADATA)
630 vnet_buffer (b[0])->ip.adj_index[VLIB_TX] = e0->metadata;
631 /* For source check in case we skip the lookup node */
632 ip_lookup_set_buffer_fib_index (fib_index_by_sw_if_index,
641 table_index0 = t0->next_table_index;
642 if (PREDICT_TRUE (table_index0 != ~0))
643 t0 = pool_elt_at_index (tables, table_index0);
646 next0 = (t0->miss_next_index < n_next_nodes) ?
647 t0->miss_next_index : next0;
651 b[0]->error = (next0 == ACL_NEXT_INDEX_DENY) ?
657 if (t0->current_data_flag == CLASSIFY_FLAG_USE_CURR_DATA)
659 (void *) vlib_buffer_get_current (b[0]) +
660 t0->current_data_offset;
664 /* advance the match pointer so the matching happens on IP header */
666 h0 += vnet_buffer (b[0])->l2.l2_len;
668 hash0 = vnet_classify_hash_packet_inline (t0, (u8 *) h0);
669 e0 = vnet_classify_find_entry_inline
670 (t0, (u8 *) h0, hash0, now);
673 vnet_buffer (b[0])->l2_classify.opaque_index
675 vlib_buffer_advance (b[0], e0->advance);
676 next0 = (e0->next_index < n_next_nodes) ?
677 e0->next_index : next0;
680 b[0]->error = (next0 == ACL_NEXT_INDEX_DENY) ?
687 CLASSIFY_ACTION_SET_IP4_FIB_INDEX
689 CLASSIFY_ACTION_SET_IP6_FIB_INDEX)
690 vnet_buffer (b[0])->sw_if_index[VLIB_TX] =
692 else if (e0->action == CLASSIFY_ACTION_SET_METADATA)
694 vnet_buffer (b[0])->ip.adj_index[VLIB_TX] =
696 /* For source check in case we skip the lookup
698 ip_lookup_set_buffer_fib_index (
699 fib_index_by_sw_if_index, b[0]);
708 if (do_trace && b[0]->flags & VLIB_BUFFER_IS_TRACED)
710 ip_in_out_acl_trace_t *t =
711 vlib_add_trace (vm, node, b[0], sizeof (*t));
713 ~0 == way ? 0 : vnet_buffer (b[0])->sw_if_index[way];
714 t->next_index = next0;
715 t->table_index = table_index0;
716 t->offset = (e0 && t0) ? vnet_classify_get_offset (t0, e0) : ~0;
719 if ((next0 == ACL_NEXT_INDEX_DENY) && is_output)
721 /* on output, for the drop node to work properly, go back to ip header */
722 vlib_buffer_advance (b[0], vnet_buffer (b[0])->l2.l2_len);
735 *chain_hits__ = chain_hits;
738 static_always_inline uword
739 ip_in_out_acl_inline (vlib_main_t *vm, vlib_node_runtime_t *node,
740 vlib_frame_t *frame, const in_out_acl_table_id_t tid,
741 u32 *fib_index_by_sw_if_index,
742 const vlib_node_registration_t *parent_error_node,
743 const u32 error_none_index, const u32 error_deny_index,
744 const u32 error_miss_index, const vlib_rx_or_tx_t way,
747 const in_out_acl_main_t *am = &in_out_acl_main;
748 vnet_classify_table_t *tables = am->vnet_classify_main->tables;
749 u32 *from = vlib_frame_vector_args (frame);
750 const u32 *table_index_by_sw_if_index =
751 am->classify_table_index_by_sw_if_index[is_output][tid];
752 vnet_config_main_t *cm = am->vnet_config_main[is_output][tid];
753 const vlib_node_runtime_t *error_node =
754 vlib_node_get_runtime (vm, parent_error_node->index);
755 const vlib_error_t error_none = error_node->errors[error_none_index];
756 const vlib_error_t error_deny = error_node->errors[error_deny_index];
757 const vlib_error_t error_miss = error_node->errors[error_miss_index];
758 vlib_buffer_t *bufs[VLIB_FRAME_SIZE];
759 u16 nexts[VLIB_FRAME_SIZE];
760 u32 hits, misses, chain_hits;
762 vlib_get_buffers (vm, from, bufs, frame->n_vectors);
764 #define ip_in_out_acl_inline_trace__(do_trace) \
765 ip_in_out_acl_inline_trace ( \
766 vm, node, frame, bufs, nexts, frame->n_vectors, &hits, &misses, \
767 &chain_hits, error_deny, error_miss, error_none, tables, \
768 table_index_by_sw_if_index, fib_index_by_sw_if_index, cm, way, is_output, \
771 if (PREDICT_FALSE (node->flags & VLIB_NODE_FLAG_TRACE))
772 ip_in_out_acl_inline_trace__ (1 /* do_trace */);
774 ip_in_out_acl_inline_trace__ (0 /* do_trace */);
776 vlib_node_increment_counter (
777 vm, node->node_index,
778 is_output ? IP_OUTACL_ERROR_MISS : IP_INACL_ERROR_MISS, misses);
779 vlib_node_increment_counter (
780 vm, node->node_index, is_output ? IP_OUTACL_ERROR_HIT : IP_INACL_ERROR_HIT,
782 vlib_node_increment_counter (vm, node->node_index,
783 is_output ? IP_OUTACL_ERROR_CHAIN_HIT :
784 IP_INACL_ERROR_CHAIN_HIT,
787 vlib_buffer_enqueue_to_next (vm, node, from, nexts, frame->n_vectors);
788 return frame->n_vectors;
791 VLIB_NODE_FN (ip4_inacl_node)
792 (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
794 return ip_in_out_acl_inline (
795 vm, node, frame, IN_OUT_ACL_TABLE_IP4, ip4_main.fib_index_by_sw_if_index,
796 &ip4_input_node, IP4_ERROR_NONE, IP4_ERROR_INACL_SESSION_DENY,
797 IP4_ERROR_INACL_TABLE_MISS, VLIB_RX, 0 /* is_output */);
800 VLIB_NODE_FN (ip4_punt_acl_node)
801 (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
803 return ip_in_out_acl_inline (
804 vm, node, frame, IN_OUT_ACL_TABLE_IP4_PUNT,
805 ip4_main.fib_index_by_sw_if_index, &ip4_input_node, IP4_ERROR_NONE,
806 IP4_ERROR_INACL_SESSION_DENY, IP4_ERROR_INACL_TABLE_MISS, ~0 /* way */,
810 VLIB_NODE_FN (ip4_outacl_node)
811 (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
813 return ip_in_out_acl_inline (
814 vm, node, frame, IN_OUT_ACL_TABLE_IP4, NULL, &ip4_input_node,
815 IP4_ERROR_NONE, IP4_ERROR_INACL_SESSION_DENY, IP4_ERROR_INACL_TABLE_MISS,
816 VLIB_TX, 1 /* is_output */);
819 VLIB_REGISTER_NODE (ip4_inacl_node) = {
821 .vector_size = sizeof (u32),
822 .format_trace = format_ip_inacl_trace,
823 .n_errors = ARRAY_LEN(ip_inacl_error_strings),
824 .error_strings = ip_inacl_error_strings,
826 .n_next_nodes = ACL_NEXT_INDEX_N_NEXT,
828 [ACL_NEXT_INDEX_DENY] = "ip4-drop",
832 VLIB_REGISTER_NODE (ip4_punt_acl_node) = {
833 .name = "ip4-punt-acl",
834 .vector_size = sizeof (u32),
835 .format_trace = format_ip_inacl_trace,
836 .n_errors = ARRAY_LEN(ip_inacl_error_strings),
837 .error_strings = ip_inacl_error_strings,
839 .n_next_nodes = ACL_NEXT_INDEX_N_NEXT,
841 [ACL_NEXT_INDEX_DENY] = "ip4-drop",
845 VLIB_REGISTER_NODE (ip4_outacl_node) = {
846 .name = "ip4-outacl",
847 .vector_size = sizeof (u32),
848 .format_trace = format_ip_outacl_trace,
849 .n_errors = ARRAY_LEN(ip_outacl_error_strings),
850 .error_strings = ip_outacl_error_strings,
852 .n_next_nodes = ACL_NEXT_INDEX_N_NEXT,
854 [ACL_NEXT_INDEX_DENY] = "ip4-drop",
858 VNET_FEATURE_INIT (ip4_punt_acl_feature) = {
859 .arc_name = "ip4-punt",
860 .node_name = "ip4-punt-acl",
861 .runs_after = VNET_FEATURES ("ip4-punt-policer"),
864 VLIB_NODE_FN (ip6_inacl_node) (vlib_main_t * vm, vlib_node_runtime_t * node,
865 vlib_frame_t * frame)
867 return ip_in_out_acl_inline (
868 vm, node, frame, IN_OUT_ACL_TABLE_IP6, ip6_main.fib_index_by_sw_if_index,
869 &ip6_input_node, IP6_ERROR_NONE, IP6_ERROR_INACL_SESSION_DENY,
870 IP6_ERROR_INACL_TABLE_MISS, VLIB_RX, 0 /* is_output */);
873 VLIB_NODE_FN (ip6_punt_acl_node)
874 (vlib_main_t *vm, vlib_node_runtime_t *node, vlib_frame_t *frame)
876 return ip_in_out_acl_inline (
877 vm, node, frame, IN_OUT_ACL_TABLE_IP6_PUNT,
878 ip4_main.fib_index_by_sw_if_index, &ip6_input_node, IP6_ERROR_NONE,
879 IP6_ERROR_INACL_SESSION_DENY, IP6_ERROR_INACL_TABLE_MISS, ~0 /* way */,
883 VLIB_NODE_FN (ip6_outacl_node) (vlib_main_t * vm, vlib_node_runtime_t * node,
884 vlib_frame_t * frame)
886 return ip_in_out_acl_inline (
887 vm, node, frame, IN_OUT_ACL_TABLE_IP6, NULL, &ip6_input_node,
888 IP6_ERROR_NONE, IP6_ERROR_INACL_SESSION_DENY, IP6_ERROR_INACL_TABLE_MISS,
889 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",
931 VNET_FEATURE_INIT (ip6_punt_acl_feature) = {
932 .arc_name = "ip6-punt",
933 .node_name = "ip6-punt-acl",
934 .runs_after = VNET_FEATURES ("ip6-punt-policer"),
937 #ifndef CLIB_MARCH_VARIANT
938 static clib_error_t *
939 ip_in_out_acl_init (vlib_main_t * vm)
944 VLIB_INIT_FUNCTION (ip_in_out_acl_init);
945 #endif /* CLIB_MARCH_VARIANT */
949 * fd.io coding-style-patch-verification: ON
952 * eval: (c-set-style "gnu")