2 * Copyright (c) 2016 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.
18 #include <vnet/vnet.h>
19 #include <vnet/plugin/plugin.h>
22 #include <vnet/l2/l2_classify.h>
23 #include <vnet/l2/l2_in_out_feat_arc.h>
24 #include <vnet/classify/in_out_acl.h>
25 #include <vpp/app/version.h>
27 #include <vnet/ethernet/ethernet_types_api.h>
28 #include <vnet/ip/format.h>
29 #include <vnet/ethernet/ethernet.h>
30 #include <vnet/ip/ip_types_api.h>
32 #include <vlibapi/api.h>
33 #include <vlibmemory/api.h>
35 /* define message IDs */
36 #include <acl/acl.api_enum.h>
37 #include <acl/acl.api_types.h>
41 #include "public_inlines.h"
45 #define REPLY_MSG_ID_BASE am->msg_id_base
46 #include <vlibapi/api_helper_macros.h>
49 * The code for the bihash, used by the session management.
51 #include <vppinfra/bihash_40_8.h>
52 #include <vppinfra/bihash_template.h>
53 #include <vppinfra/bihash_template.c>
55 VLIB_PLUGIN_REGISTER () = {
56 .version = VPP_BUILD_VER,
57 .description = "Access Control Lists (ACL)",
60 /* methods exported from ACL-as-a-service */
61 static acl_plugin_methods_t acl_plugin;
65 format_vec16 (u8 * s, va_list * va)
67 u16 *v = va_arg (*va, u16 *);
68 char *fmt = va_arg (*va, char *);
70 for (i = 0; i < vec_len (v); i++)
74 s = format (s, fmt, v[i]);
80 vl_api_acl_plugin_get_version_t_handler (vl_api_acl_plugin_get_version_t * mp)
82 acl_main_t *am = &acl_main;
83 vl_api_acl_plugin_get_version_reply_t *rmp;
84 int msg_size = sizeof (*rmp);
85 vl_api_registration_t *reg;
87 reg = vl_api_client_index_to_registration (mp->client_index);
91 rmp = vl_msg_api_alloc (msg_size);
92 clib_memset (rmp, 0, msg_size);
94 ntohs (VL_API_ACL_PLUGIN_GET_VERSION_REPLY + am->msg_id_base);
95 rmp->context = mp->context;
96 rmp->major = htonl (ACL_PLUGIN_VERSION_MAJOR);
97 rmp->minor = htonl (ACL_PLUGIN_VERSION_MINOR);
99 vl_api_send_msg (reg, (u8 *) rmp);
103 vl_api_acl_plugin_control_ping_t_handler (vl_api_acl_plugin_control_ping_t *
106 vl_api_acl_plugin_control_ping_reply_t *rmp;
107 acl_main_t *am = &acl_main;
110 REPLY_MACRO2 (VL_API_ACL_PLUGIN_CONTROL_PING_REPLY,
112 rmp->vpe_pid = ntohl (getpid ());
117 print_clib_warning_and_reset (vlib_main_t * vm, u8 * out0)
119 clib_warning ("%v", out0);
120 vec_reset_length (out0);
124 print_cli_and_reset (vlib_main_t * vm, u8 * out0)
126 vlib_cli_output (vm, "%v", out0);
127 vec_reset_length (out0);
130 typedef void (*acl_vector_print_func_t) (vlib_main_t * vm, u8 * out0);
133 format_acl_action (u8 * s, u8 action)
138 s = format (s, "deny");
141 s = format (s, "permit");
144 s = format (s, "permit+reflect");
147 s = format (s, "action %d", action);
153 acl_print_acl_x (acl_vector_print_func_t vpr, vlib_main_t * vm,
154 acl_main_t * am, int acl_index)
157 acl_rule_t *acl_rules = am->acls[acl_index].rules;
158 u8 *out0 = format (0, "acl-index %u count %u tag {%s}\n", acl_index,
159 vec_len (acl_rules), am->acls[acl_index].tag);
162 for (j = 0; j < vec_len (acl_rules); j++)
165 out0 = format (out0, " %9d: %s ", j, r->is_ipv6 ? "ipv6" : "ipv4");
166 out0 = format_acl_action (out0, r->is_permit);
167 out0 = format (out0, " src %U/%d", format_ip46_address, &r->src,
168 r->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4,
171 format (out0, " dst %U/%d", format_ip46_address, &r->dst,
172 r->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4, r->dst_prefixlen);
173 out0 = format (out0, " proto %d", r->proto);
174 out0 = format (out0, " sport %d", r->src_port_or_type_first);
175 if (r->src_port_or_type_first != r->src_port_or_type_last)
177 out0 = format (out0, "-%d", r->src_port_or_type_last);
179 out0 = format (out0, " dport %d", r->dst_port_or_code_first);
180 if (r->dst_port_or_code_first != r->dst_port_or_code_last)
182 out0 = format (out0, "-%d", r->dst_port_or_code_last);
184 if (r->tcp_flags_mask || r->tcp_flags_value)
187 format (out0, " tcpflags %d mask %d", r->tcp_flags_value,
190 out0 = format (out0, "\n");
196 vl_api_acl_plugin_get_conn_table_max_entries_t_handler
197 (vl_api_acl_plugin_get_conn_table_max_entries_t * mp)
199 acl_main_t *am = &acl_main;
200 vl_api_acl_plugin_get_conn_table_max_entries_reply_t *rmp;
201 int msg_size = sizeof (*rmp);
202 vl_api_registration_t *rp;
204 rp = vl_api_client_index_to_registration (mp->client_index);
208 rmp = vl_msg_api_alloc (msg_size);
209 memset (rmp, 0, msg_size);
211 ntohs (VL_API_ACL_PLUGIN_GET_CONN_TABLE_MAX_ENTRIES_REPLY +
213 rmp->context = mp->context;
214 rmp->conn_table_max_entries =
215 clib_net_to_host_u64 (am->fa_conn_table_max_entries);
217 vl_api_send_msg (rp, (u8 *) rmp);
221 acl_print_acl (vlib_main_t * vm, acl_main_t * am, int acl_index)
223 acl_print_acl_x (print_cli_and_reset, vm, am, acl_index);
227 warning_acl_print_acl (vlib_main_t * vm, acl_main_t * am, int acl_index)
229 acl_print_acl_x (print_clib_warning_and_reset, vm, am, acl_index);
233 increment_policy_epoch (acl_main_t * am, u32 sw_if_index, int is_input)
236 u32 **ppolicy_epoch_by_swi =
237 is_input ? &am->input_policy_epoch_by_sw_if_index :
238 &am->output_policy_epoch_by_sw_if_index;
239 vec_validate (*ppolicy_epoch_by_swi, sw_if_index);
241 u32 *p_epoch = vec_elt_at_index ((*ppolicy_epoch_by_swi), sw_if_index);
243 ((1 + *p_epoch) & FA_POLICY_EPOCH_MASK) +
244 (is_input * FA_POLICY_EPOCH_IS_INPUT);
248 try_increment_acl_policy_epoch (acl_main_t * am, u32 acl_num, int is_input)
250 u32 ***p_swi_vec_by_acl = is_input ? &am->input_sw_if_index_vec_by_acl
251 : &am->output_sw_if_index_vec_by_acl;
252 if (acl_num < vec_len (*p_swi_vec_by_acl))
255 vec_foreach (p_swi, (*p_swi_vec_by_acl)[acl_num])
257 increment_policy_epoch (am, *p_swi, is_input);
264 policy_notify_acl_change (acl_main_t * am, u32 acl_num)
266 try_increment_acl_policy_epoch (am, acl_num, 0);
267 try_increment_acl_policy_epoch (am, acl_num, 1);
272 validate_and_reset_acl_counters (acl_main_t * am, u32 acl_index)
275 /* counters are set as vectors [acl#] pointing to vectors of [acl rule] */
276 acl_plugin_counter_lock (am);
278 int old_len = vec_len (am->combined_acl_counters);
280 vec_validate (am->combined_acl_counters, acl_index);
282 for (i = old_len; i < vec_len (am->combined_acl_counters); i++)
284 am->combined_acl_counters[i].name = 0;
285 /* filled in once only */
286 am->combined_acl_counters[i].stat_segment_name = (void *)
287 format (0, "/acl/%d/matches%c", i, 0);
288 i32 rule_count = vec_len (am->acls[i].rules);
289 /* Validate one extra so we always have at least one counter for an ACL */
290 vlib_validate_combined_counter (&am->combined_acl_counters[i],
292 vlib_clear_combined_counters (&am->combined_acl_counters[i]);
295 /* (re)validate for the actual ACL that is getting added/updated */
296 i32 rule_count = vec_len (am->acls[acl_index].rules);
297 /* Validate one extra so we always have at least one counter for an ACL */
298 vlib_validate_combined_counter (&am->combined_acl_counters[acl_index],
300 vlib_clear_combined_counters (&am->combined_acl_counters[acl_index]);
301 acl_plugin_counter_unlock (am);
305 acl_api_invalid_prefix (const vl_api_prefix_t * prefix)
307 ip_prefix_t ip_prefix;
309 prefix->address.af == ADDRESS_IP4 || prefix->address.af == ADDRESS_IP6;
310 return (!valid_af) || ip_prefix_decode2 (prefix, &ip_prefix);
314 acl_add_list (u32 count, vl_api_acl_rule_t rules[],
315 u32 * acl_list_index, u8 * tag)
317 acl_main_t *am = &acl_main;
320 acl_rule_t *acl_new_rules = 0;
324 tag_len = clib_strnlen ((const char *) tag, sizeof (a->tag));
325 if (tag_len == sizeof (a->tag))
326 return VNET_API_ERROR_INVALID_VALUE;
328 if (am->trace_acl > 255)
329 clib_warning ("API dbg: acl_add_list index %d tag %s", *acl_list_index,
332 /* check if what they request is consistent */
333 for (i = 0; i < count; i++)
335 if (acl_api_invalid_prefix (&rules[i].src_prefix))
336 return VNET_API_ERROR_INVALID_SRC_ADDRESS;
337 if (acl_api_invalid_prefix (&rules[i].dst_prefix))
338 return VNET_API_ERROR_INVALID_DST_ADDRESS;
339 if (rules[i].src_prefix.address.af != rules[i].dst_prefix.address.af)
340 return VNET_API_ERROR_INVALID_SRC_ADDRESS;
341 if (ntohs (rules[i].srcport_or_icmptype_first) >
342 ntohs (rules[i].srcport_or_icmptype_last))
343 return VNET_API_ERROR_INVALID_VALUE_2;
344 if (ntohs (rules[i].dstport_or_icmpcode_first) >
345 ntohs (rules[i].dstport_or_icmpcode_last))
346 return VNET_API_ERROR_INVALID_VALUE_2;
349 if (*acl_list_index != ~0)
351 /* They supplied some number, let's see if this ACL exists */
352 if (pool_is_free_index (am->acls, *acl_list_index))
354 /* tried to replace a non-existent ACL, no point doing anything */
356 ("acl-plugin-error: Trying to replace nonexistent ACL %d (tag %s)",
357 *acl_list_index, tag);
358 return VNET_API_ERROR_NO_SUCH_ENTRY;
364 ("acl-plugin-warning: supplied no rules for ACL %d (tag %s)",
365 *acl_list_index, tag);
368 /* Create and populate the rules */
370 vec_validate (acl_new_rules, count - 1);
372 for (i = 0; i < count; i++)
374 r = vec_elt_at_index (acl_new_rules, i);
375 clib_memset (r, 0, sizeof (*r));
376 r->is_permit = rules[i].is_permit;
377 r->is_ipv6 = rules[i].src_prefix.address.af;
378 ip_address_decode (&rules[i].src_prefix.address, &r->src);
379 ip_address_decode (&rules[i].dst_prefix.address, &r->dst);
380 r->src_prefixlen = rules[i].src_prefix.len;
381 r->dst_prefixlen = rules[i].dst_prefix.len;
382 r->proto = rules[i].proto;
383 r->src_port_or_type_first = ntohs (rules[i].srcport_or_icmptype_first);
384 r->src_port_or_type_last = ntohs (rules[i].srcport_or_icmptype_last);
385 r->dst_port_or_code_first = ntohs (rules[i].dstport_or_icmpcode_first);
386 r->dst_port_or_code_last = ntohs (rules[i].dstport_or_icmpcode_last);
387 r->tcp_flags_value = rules[i].tcp_flags_value;
388 r->tcp_flags_mask = rules[i].tcp_flags_mask;
391 if (~0 == *acl_list_index)
394 pool_get_aligned (am->acls, a, CLIB_CACHE_LINE_BYTES);
395 clib_memset (a, 0, sizeof (*a));
396 /* Will return the newly allocated ACL index */
397 *acl_list_index = a - am->acls;
401 a = am->acls + *acl_list_index;
402 /* Get rid of the old rules */
406 a->rules = acl_new_rules;
407 memcpy (a->tag, tag, tag_len + 1);
408 if (am->trace_acl > 255)
409 warning_acl_print_acl (am->vlib_main, am, *acl_list_index);
410 if (am->reclassify_sessions)
412 /* a change in an ACLs if they are applied may mean a new policy epoch */
413 policy_notify_acl_change (am, *acl_list_index);
415 validate_and_reset_acl_counters (am, *acl_list_index);
416 acl_plugin_lookup_context_notify_acl_change (*acl_list_index);
421 acl_is_used_by (u32 acl_index, u32 ** foo_index_vec_by_acl)
423 if (acl_index < vec_len (foo_index_vec_by_acl))
425 if (vec_len (vec_elt (foo_index_vec_by_acl, acl_index)) > 0)
427 /* ACL is applied somewhere. */
435 acl_del_list (u32 acl_list_index)
437 acl_main_t *am = &acl_main;
439 if (pool_is_free_index (am->acls, acl_list_index))
441 return VNET_API_ERROR_NO_SUCH_ENTRY;
443 if (acl_is_used_by (acl_list_index, am->input_sw_if_index_vec_by_acl))
444 return VNET_API_ERROR_ACL_IN_USE_INBOUND;
445 if (acl_is_used_by (acl_list_index, am->output_sw_if_index_vec_by_acl))
446 return VNET_API_ERROR_ACL_IN_USE_OUTBOUND;
447 /* lookup contexts cover other cases, not just inbound/outbound, so check that */
448 if (acl_is_used_by (acl_list_index, am->lc_index_vec_by_acl))
449 return VNET_API_ERROR_ACL_IN_USE_BY_LOOKUP_CONTEXT;
451 /* now we can delete the ACL itself */
452 a = pool_elt_at_index (am->acls, acl_list_index);
455 pool_put (am->acls, a);
456 /* acl_list_index is now free, notify the lookup contexts */
457 acl_plugin_lookup_context_notify_acl_change (acl_list_index);
462 count_skip (u8 * p, u32 size)
464 u64 *p64 = (u64 *) p;
465 /* Be tolerant to null pointer */
469 while ((0ULL == *p64) && ((u8 *) p64 - p) < size)
473 return (p64 - (u64 *) p) / 2;
477 acl_classify_add_del_table_small (vnet_classify_main_t * cm, u8 * mask,
478 u32 mask_len, u32 next_table_index,
479 u32 miss_next_index, u32 * table_index,
483 u32 memory_size = 2 << 22;
484 u32 skip = count_skip (mask, mask_len);
485 u32 match = (mask_len / 16) - skip;
486 u8 *skip_mask_ptr = mask + 16 * skip;
487 u32 current_data_flag = 0;
488 int current_data_offset = 0;
493 int ret = vnet_classify_add_del_table (cm, skip_mask_ptr, nbuckets,
494 memory_size, skip, match,
495 next_table_index, miss_next_index,
496 table_index, current_data_flag,
497 current_data_offset, is_add,
498 1 /* delete_chain */ );
503 intf_has_etype_whitelist (acl_main_t * am, u32 sw_if_index, int is_input)
506 ? am->input_etype_whitelist_by_sw_if_index
507 : am->output_etype_whitelist_by_sw_if_index;
508 u16 *whitelist = (vec_len (v) > sw_if_index) ? vec_elt (v, sw_if_index) : 0;
509 return vec_len (whitelist) > 0;
513 acl_clear_sessions (acl_main_t * am, u32 sw_if_index)
515 vlib_process_signal_event (am->vlib_main, am->fa_cleaner_node_index,
516 ACL_FA_CLEANER_DELETE_BY_SW_IF_INDEX,
522 acl_interface_in_enable_disable (acl_main_t * am, u32 sw_if_index,
528 if (pool_is_free_index (am->vnet_main->interface_main.sw_interfaces,
530 return VNET_API_ERROR_INVALID_SW_IF_INDEX;
532 if (clib_bitmap_get (am->in_acl_on_sw_if_index, sw_if_index) ==
536 acl_fa_enable_disable (sw_if_index, 1, enable_disable);
538 rv = vnet_l2_feature_enable_disable ("l2-input-ip4", "acl-plugin-in-ip4-l2",
539 sw_if_index, enable_disable, 0, 0);
541 clib_error ("Could not enable on input");
542 rv = vnet_l2_feature_enable_disable ("l2-input-ip6", "acl-plugin-in-ip6-l2",
543 sw_if_index, enable_disable, 0, 0);
545 clib_error ("Could not enable on input");
547 if (intf_has_etype_whitelist (am, sw_if_index, 1))
548 vnet_l2_feature_enable_disable ("l2-input-nonip",
549 "acl-plugin-in-nonip-l2", sw_if_index,
550 enable_disable, 0, 0);
551 am->in_acl_on_sw_if_index =
552 clib_bitmap_set (am->in_acl_on_sw_if_index, sw_if_index, enable_disable);
558 acl_interface_out_enable_disable (acl_main_t * am, u32 sw_if_index,
564 if (pool_is_free_index (am->vnet_main->interface_main.sw_interfaces,
566 return VNET_API_ERROR_INVALID_SW_IF_INDEX;
568 if (clib_bitmap_get (am->out_acl_on_sw_if_index, sw_if_index) ==
572 acl_fa_enable_disable (sw_if_index, 0, enable_disable);
575 vnet_l2_feature_enable_disable ("l2-output-ip4", "acl-plugin-out-ip4-l2",
576 sw_if_index, enable_disable, 0, 0);
578 clib_error ("Could not enable on output");
580 vnet_l2_feature_enable_disable ("l2-output-ip6", "acl-plugin-out-ip6-l2",
581 sw_if_index, enable_disable, 0, 0);
583 clib_error ("Could not enable on output");
584 if (intf_has_etype_whitelist (am, sw_if_index, 0))
585 vnet_l2_feature_enable_disable ("l2-output-nonip",
586 "acl-plugin-out-nonip-l2", sw_if_index,
587 enable_disable, 0, 0);
588 am->out_acl_on_sw_if_index =
589 clib_bitmap_set (am->out_acl_on_sw_if_index, sw_if_index, enable_disable);
595 acl_stats_intf_counters_enable_disable (acl_main_t * am, int enable_disable)
599 am->interface_acl_counters_enabled = enable_disable;
605 acl_interface_inout_enable_disable (acl_main_t * am, u32 sw_if_index,
606 int is_input, int enable_disable)
609 return acl_interface_in_enable_disable (am, sw_if_index, enable_disable);
611 return acl_interface_out_enable_disable (am, sw_if_index, enable_disable);
615 acl_is_not_defined (acl_main_t * am, u32 acl_list_index)
617 return (pool_is_free_index (am->acls, acl_list_index));
621 acl_interface_set_inout_acl_list (acl_main_t * am, u32 sw_if_index,
622 u8 is_input, u32 * vec_acl_list_index,
623 int *may_clear_sessions)
626 uword *seen_acl_bitmap = 0;
627 uword *old_seen_acl_bitmap = 0;
628 uword *change_acl_bitmap = 0;
633 if (am->trace_acl > 255)
635 ("API dbg: acl_interface_set_inout_acl_list: sw_if_index %d is_input %d acl_vec: [%U]",
636 sw_if_index, is_input, format_vec32, vec_acl_list_index, "%d");
638 vec_foreach (pacln, vec_acl_list_index)
640 if (acl_is_not_defined (am, *pacln))
642 /* ACL is not defined. Can not apply */
643 clib_warning ("ERROR: ACL %d not defined", *pacln);
644 rv = VNET_API_ERROR_NO_SUCH_ENTRY;
647 if (clib_bitmap_get (seen_acl_bitmap, *pacln))
649 /* ACL being applied twice within the list. error. */
650 clib_warning ("ERROR: ACL %d being applied twice", *pacln);
651 rv = VNET_API_ERROR_ENTRY_ALREADY_EXISTS;
654 seen_acl_bitmap = clib_bitmap_set (seen_acl_bitmap, *pacln, 1);
658 u32 **pinout_lc_index_by_sw_if_index =
659 is_input ? &am->input_lc_index_by_sw_if_index : &am->
660 output_lc_index_by_sw_if_index;
662 u32 ***pinout_acl_vec_by_sw_if_index =
663 is_input ? &am->input_acl_vec_by_sw_if_index : &am->
664 output_acl_vec_by_sw_if_index;
666 u32 ***pinout_sw_if_index_vec_by_acl =
667 is_input ? &am->input_sw_if_index_vec_by_acl : &am->
668 output_sw_if_index_vec_by_acl;
670 vec_validate ((*pinout_acl_vec_by_sw_if_index), sw_if_index);
672 clib_bitmap_validate (old_seen_acl_bitmap, 1);
674 vec_foreach (pacln, (*pinout_acl_vec_by_sw_if_index)[sw_if_index])
676 old_seen_acl_bitmap = clib_bitmap_set (old_seen_acl_bitmap, *pacln, 1);
679 clib_bitmap_dup_xor (old_seen_acl_bitmap, seen_acl_bitmap);
681 if (am->trace_acl > 255)
682 clib_warning ("bitmaps: old seen %U new seen %U changed %U",
683 format_bitmap_hex, old_seen_acl_bitmap, format_bitmap_hex,
684 seen_acl_bitmap, format_bitmap_hex, change_acl_bitmap);
686 clib_bitmap_foreach (acln, change_acl_bitmap) {
687 if (clib_bitmap_get(old_seen_acl_bitmap, acln)) {
688 /* ACL is being removed. */
689 if (acln < vec_len((*pinout_sw_if_index_vec_by_acl))) {
690 int index = vec_search((*pinout_sw_if_index_vec_by_acl)[acln], sw_if_index);
691 vec_del1((*pinout_sw_if_index_vec_by_acl)[acln], index);
694 /* ACL is being added. */
695 vec_validate((*pinout_sw_if_index_vec_by_acl), acln);
696 vec_add1((*pinout_sw_if_index_vec_by_acl)[acln], sw_if_index);
700 vec_free ((*pinout_acl_vec_by_sw_if_index)[sw_if_index]);
701 (*pinout_acl_vec_by_sw_if_index)[sw_if_index] =
702 vec_dup (vec_acl_list_index);
704 if (am->reclassify_sessions)
706 /* re-applying ACLs means a new policy epoch */
707 increment_policy_epoch (am, sw_if_index, is_input);
711 /* if no commonalities between the ACL# - then we should definitely clear the sessions */
712 if (may_clear_sessions && *may_clear_sessions
713 && !clib_bitmap_is_zero (change_acl_bitmap))
715 acl_clear_sessions (am, sw_if_index);
716 *may_clear_sessions = 0;
721 * prepare or delete the lookup context if necessary, and if context exists, set ACL list
723 vec_validate_init_empty ((*pinout_lc_index_by_sw_if_index), sw_if_index,
725 if (vec_len (vec_acl_list_index) > 0)
727 u32 lc_index = (*pinout_lc_index_by_sw_if_index)[sw_if_index];
731 acl_plugin.get_lookup_context_index (am->interface_acl_user_id,
732 sw_if_index, is_input);
733 (*pinout_lc_index_by_sw_if_index)[sw_if_index] = lc_index;
735 acl_plugin.set_acl_vec_for_context (lc_index, vec_acl_list_index);
739 if (~0 != (*pinout_lc_index_by_sw_if_index)[sw_if_index])
742 put_lookup_context_index ((*pinout_lc_index_by_sw_if_index)
744 (*pinout_lc_index_by_sw_if_index)[sw_if_index] = ~0;
747 /* ensure ACL processing is enabled/disabled as needed */
748 acl_interface_inout_enable_disable (am, sw_if_index, is_input,
749 vec_len (vec_acl_list_index) > 0);
752 clib_bitmap_free (change_acl_bitmap);
753 clib_bitmap_free (seen_acl_bitmap);
754 clib_bitmap_free (old_seen_acl_bitmap);
759 acl_interface_reset_inout_acls (u32 sw_if_index, u8 is_input,
760 int *may_clear_sessions)
762 acl_main_t *am = &acl_main;
763 acl_interface_set_inout_acl_list (am, sw_if_index, is_input, 0,
768 acl_interface_add_del_inout_acl (u32 sw_if_index, u8 is_add, u8 is_input,
772 acl_main_t *am = &acl_main;
774 int may_clear_sessions = 1;
776 int error_already_applied = is_input ? VNET_API_ERROR_ACL_IN_USE_INBOUND
777 : VNET_API_ERROR_ACL_IN_USE_OUTBOUND;
779 u32 ***pinout_acl_vec_by_sw_if_index =
780 is_input ? &am->input_acl_vec_by_sw_if_index : &am->
781 output_acl_vec_by_sw_if_index;
785 vec_validate ((*pinout_acl_vec_by_sw_if_index), sw_if_index);
786 u32 index = vec_search ((*pinout_acl_vec_by_sw_if_index)[sw_if_index],
791 rv = error_already_applied;
795 acl_vec = vec_dup ((*pinout_acl_vec_by_sw_if_index)[sw_if_index]);
796 vec_add1 (acl_vec, acl_list_index);
800 if (sw_if_index >= vec_len (*pinout_acl_vec_by_sw_if_index))
802 rv = VNET_API_ERROR_NO_SUCH_ENTRY;
806 u32 index = vec_search ((*pinout_acl_vec_by_sw_if_index)[sw_if_index],
811 rv = VNET_API_ERROR_NO_SUCH_ENTRY;
815 acl_vec = vec_dup ((*pinout_acl_vec_by_sw_if_index)[sw_if_index]);
816 vec_del1 (acl_vec, index);
819 rv = acl_interface_set_inout_acl_list (am, sw_if_index, is_input, acl_vec,
820 &may_clear_sessions);
827 acl_set_etype_whitelists (acl_main_t * am, u32 sw_if_index, u16 * vec_in,
830 vec_validate (am->input_etype_whitelist_by_sw_if_index, sw_if_index);
831 vec_validate (am->output_etype_whitelist_by_sw_if_index, sw_if_index);
833 vec_free (am->input_etype_whitelist_by_sw_if_index[sw_if_index]);
834 vec_free (am->output_etype_whitelist_by_sw_if_index[sw_if_index]);
836 am->input_etype_whitelist_by_sw_if_index[sw_if_index] = vec_in;
837 am->output_etype_whitelist_by_sw_if_index[sw_if_index] = vec_out;
840 * if there are already inbound/outbound ACLs applied, toggle the
841 * enable/disable - this will recreate the necessary tables.
844 if (vec_len (am->input_acl_vec_by_sw_if_index) > sw_if_index)
846 if (vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]) > 0)
848 acl_interface_in_enable_disable (am, sw_if_index, 0);
849 acl_interface_in_enable_disable (am, sw_if_index, 1);
852 if (vec_len (am->output_acl_vec_by_sw_if_index) > sw_if_index)
854 if (vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]) > 0)
856 acl_interface_out_enable_disable (am, sw_if_index, 0);
857 acl_interface_out_enable_disable (am, sw_if_index, 1);
873 u32 dot1q_table_index;
874 u32 dot1ad_table_index;
875 u32 arp_dot1q_table_index;
876 u32 arp_dot1ad_table_index;
879 u32 out_arp_table_index;
880 u32 out_dot1q_table_index;
881 u32 out_dot1ad_table_index;
882 u32 out_arp_dot1q_table_index;
883 u32 out_arp_dot1ad_table_index;
884 } macip_match_type_t;
887 macip_find_match_type (macip_match_type_t * mv, u8 * mac_mask, u8 prefix_len,
893 for (i = 0; i < vec_len (mv); i++)
895 if ((mv[i].prefix_len == prefix_len) && (mv[i].is_ipv6 == is_ipv6)
896 && (0 == memcmp (mv[i].mac_mask, mac_mask, 6)))
906 /* Get metric used to sort match types.
907 The more specific and the more often seen - the bigger the metric */
909 match_type_metric (macip_match_type_t * m)
911 unsigned int mac_bits_set = 0;
912 unsigned int mac_byte;
914 for (i = 0; i < 6; i++)
916 mac_byte = m->mac_mask[i];
917 for (; mac_byte; mac_byte >>= 1)
918 mac_bits_set += mac_byte & 1;
921 * Attempt to place the more specific and the more used rules on top.
922 * There are obvious caveat corner cases to this, but they do not
923 * seem to be sensible in real world (e.g. specific IPv4 with wildcard MAC
924 * going with a wildcard IPv4 with a specific MAC).
926 return m->prefix_len + mac_bits_set + m->is_ipv6 + 10 * m->count;
930 match_type_compare (macip_match_type_t * m1, macip_match_type_t * m2)
932 /* Ascending sort based on the metric values */
933 return match_type_metric (m1) - match_type_metric (m2);
936 /* Get the offset of L3 source within ethernet packet */
938 get_l3_src_offset (int is6)
941 return (sizeof (ethernet_header_t) +
942 offsetof (ip6_header_t, src_address));
944 return (sizeof (ethernet_header_t) +
945 offsetof (ip4_header_t, src_address));
949 get_l3_dst_offset (int is6)
952 return (sizeof (ethernet_header_t) +
953 offsetof (ip6_header_t, dst_address));
955 return (sizeof (ethernet_header_t) +
956 offsetof (ip4_header_t, dst_address));
960 * return if the is_permit value also requires to create the egress tables
961 * For backwards compatibility, we keep the is_permit = 1 to only
962 * create the ingress tables, and the new value of 3 will also
963 * create the egress tables based on destination.
966 macip_permit_also_egress (u8 is_permit)
968 return (is_permit == 3);
972 macip_create_classify_tables (acl_main_t * am, u32 macip_acl_index)
974 macip_match_type_t *mvec = NULL;
975 macip_match_type_t *mt;
976 macip_acl_list_t *a = pool_elt_at_index (am->macip_acls, macip_acl_index);
978 u32 match_type_index;
982 vnet_classify_main_t *cm = &vnet_classify_main;
984 /* Count the number of different types of rules */
985 for (i = 0; i < a->count; i++)
989 macip_find_match_type (mvec, a->rules[i].src_mac_mask,
990 a->rules[i].src_prefixlen,
991 a->rules[i].is_ipv6)))
993 match_type_index = vec_len (mvec);
994 vec_validate (mvec, match_type_index);
995 memcpy (mvec[match_type_index].mac_mask,
996 a->rules[i].src_mac_mask, 6);
997 mvec[match_type_index].prefix_len = a->rules[i].src_prefixlen;
998 mvec[match_type_index].is_ipv6 = a->rules[i].is_ipv6;
999 mvec[match_type_index].has_egress = 0;
1000 mvec[match_type_index].table_index = ~0;
1001 mvec[match_type_index].arp_table_index = ~0;
1002 mvec[match_type_index].dot1q_table_index = ~0;
1003 mvec[match_type_index].dot1ad_table_index = ~0;
1004 mvec[match_type_index].arp_dot1q_table_index = ~0;
1005 mvec[match_type_index].arp_dot1ad_table_index = ~0;
1006 mvec[match_type_index].out_table_index = ~0;
1007 mvec[match_type_index].out_arp_table_index = ~0;
1008 mvec[match_type_index].out_dot1q_table_index = ~0;
1009 mvec[match_type_index].out_dot1ad_table_index = ~0;
1010 mvec[match_type_index].out_arp_dot1q_table_index = ~0;
1011 mvec[match_type_index].out_arp_dot1ad_table_index = ~0;
1013 mvec[match_type_index].count++;
1014 mvec[match_type_index].has_egress |=
1015 macip_permit_also_egress (a->rules[i].is_permit);
1017 /* Put the most frequently used tables last in the list so we can create classifier tables in reverse order */
1018 vec_sort_with_function (mvec, match_type_compare);
1019 /* Create the classifier tables */
1021 out_last_table = ~0;
1022 /* First add ARP tables */
1023 vec_foreach (mt, mvec)
1026 int is6 = mt->is_ipv6;
1028 u32 *last_tag_table;
1029 u32 *out_last_tag_table;
1036 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1 2 3 4 5 6 7 8 9 0 1
1037 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
1038 | Destination Address |
1039 + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
1041 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +
1043 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
1044 | EtherType | Hardware Type |
1045 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
1046 | Protocol Type | Hw addr len | Proto addr len|
1047 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
1049 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+ +
1050 | Sender Hardware Address |
1051 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
1052 | Sender Protocol Address |
1053 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
1054 | Target Hardware Address |
1055 + +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
1056 | | TargetProtocolAddress |
1057 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
1059 +-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
1061 for (tags = 2; tags >= 0; tags--)
1063 clib_memset (mask, 0, sizeof (mask));
1064 /* source MAC address */
1065 memcpy (&mask[6], mt->mac_mask, 6);
1071 clib_memset (&mask[12], 0xff, 2); /* ethernet protocol */
1073 last_tag_table = &mt->arp_table_index;
1076 clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
1077 clib_memset (&mask[16], 0xff, 2); /* ethernet protocol */
1079 last_tag_table = &mt->arp_dot1q_table_index;
1082 clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
1083 clib_memset (&mask[16], 0xff, 2); /* VLAN tag2 */
1084 clib_memset (&mask[20], 0xff, 2); /* ethernet protocol */
1086 last_tag_table = &mt->arp_dot1ad_table_index;
1090 /* sender hardware address within ARP */
1091 memcpy (&mask[l3_offset + 8], mt->mac_mask, 6);
1092 /* sender protocol address within ARP */
1093 for (i = 0; i < (mt->prefix_len / 8); i++)
1094 mask[l3_offset + 14 + i] = 0xff;
1095 if (mt->prefix_len % 8)
1096 mask[l3_offset + 14 + (mt->prefix_len / 8)] =
1097 0xff - ((1 << (8 - mt->prefix_len % 8)) - 1);
1099 mask_len = ((l3_offset + 14 + ((mt->prefix_len + 7) / 8) +
1101 1)) / sizeof (u32x4)) * sizeof (u32x4);
1102 acl_classify_add_del_table_small (cm, mask, mask_len, last_table,
1103 (~0 == last_table) ? 0 : ~0,
1105 last_table = *last_tag_table;
1108 /* egress ARP table */
1109 clib_memset (mask, 0, sizeof (mask));
1115 clib_memset (&mask[12], 0xff, 2); /* ethernet protocol */
1117 out_last_tag_table = &mt->out_arp_table_index;
1120 clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
1121 clib_memset (&mask[16], 0xff, 2); /* ethernet protocol */
1123 out_last_tag_table = &mt->out_arp_dot1q_table_index;
1126 clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
1127 clib_memset (&mask[16], 0xff, 2); /* VLAN tag2 */
1128 clib_memset (&mask[20], 0xff, 2); /* ethernet protocol */
1130 out_last_tag_table = &mt->out_arp_dot1ad_table_index;
1134 /* AYXX: FIXME here - can we tighten the ARP-related table more ? */
1135 /* mask captures just the destination and the ethertype */
1136 mask_len = ((l3_offset +
1138 1)) / sizeof (u32x4)) * sizeof (u32x4);
1139 acl_classify_add_del_table_small (cm, mask, mask_len,
1142 out_last_table) ? 0 : ~0,
1143 out_last_tag_table, 1);
1144 out_last_table = *out_last_tag_table;
1149 /* Now add IP[46] tables */
1150 vec_foreach (mt, mvec)
1153 int is6 = mt->is_ipv6;
1157 u32 *last_tag_table;
1158 u32 *out_last_tag_table;
1161 * create chained tables for VLAN (no-tags, dot1q and dot1ad) packets
1163 for (tags = 2; tags >= 0; tags--)
1165 clib_memset (mask, 0, sizeof (mask));
1166 memcpy (&mask[6], mt->mac_mask, 6);
1167 l3_src_offs = tags * 4 + get_l3_src_offset (is6);
1172 clib_memset (&mask[12], 0xff, 2); /* ethernet protocol */
1173 last_tag_table = &mt->table_index;
1176 clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
1177 clib_memset (&mask[16], 0xff, 2); /* ethernet protocol */
1178 last_tag_table = &mt->dot1q_table_index;
1181 clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
1182 clib_memset (&mask[16], 0xff, 2); /* VLAN tag2 */
1183 clib_memset (&mask[20], 0xff, 2); /* ethernet protocol */
1184 last_tag_table = &mt->dot1ad_table_index;
1187 for (i = 0; i < (mt->prefix_len / 8); i++)
1189 mask[l3_src_offs + i] = 0xff;
1191 if (mt->prefix_len % 8)
1193 mask[l3_src_offs + (mt->prefix_len / 8)] =
1194 0xff - ((1 << (8 - mt->prefix_len % 8)) - 1);
1197 * Round-up the number of bytes needed to store the prefix,
1198 * and round up the number of vectors too
1200 mask_len = ((l3_src_offs + ((mt->prefix_len + 7) / 8) +
1201 (sizeof (u32x4) - 1)) / sizeof (u32x4)) * sizeof (u32x4);
1202 acl_classify_add_del_table_small (cm, mask, mask_len, last_table,
1203 (~0 == last_table) ? 0 : ~0,
1205 last_table = *last_tag_table;
1209 for (tags = 2; tags >= 0; tags--)
1211 clib_memset (mask, 0, sizeof (mask));
1212 /* MAC destination */
1213 memcpy (&mask[0], mt->mac_mask, 6);
1214 l3_dst_offs = tags * 4 + get_l3_dst_offset (is6);
1219 clib_memset (&mask[12], 0xff, 2); /* ethernet protocol */
1220 out_last_tag_table = &mt->out_table_index;
1223 clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
1224 clib_memset (&mask[16], 0xff, 2); /* ethernet protocol */
1225 out_last_tag_table = &mt->out_dot1q_table_index;
1228 clib_memset (&mask[12], 0xff, 2); /* VLAN tag1 */
1229 clib_memset (&mask[16], 0xff, 2); /* VLAN tag2 */
1230 clib_memset (&mask[20], 0xff, 2); /* ethernet protocol */
1231 out_last_tag_table = &mt->out_dot1ad_table_index;
1234 for (i = 0; i < (mt->prefix_len / 8); i++)
1236 mask[l3_dst_offs + i] = 0xff;
1238 if (mt->prefix_len % 8)
1240 mask[l3_dst_offs + (mt->prefix_len / 8)] =
1241 0xff - ((1 << (8 - mt->prefix_len % 8)) - 1);
1244 * Round-up the number of bytes needed to store the prefix,
1245 * and round up the number of vectors too
1247 mask_len = ((l3_dst_offs + ((mt->prefix_len + 7) / 8) +
1249 1)) / sizeof (u32x4)) * sizeof (u32x4);
1250 acl_classify_add_del_table_small (cm, mask, mask_len,
1252 (~0 == out_last_table) ? 0 : ~0,
1253 out_last_tag_table, 1);
1254 out_last_table = *out_last_tag_table;
1258 a->ip4_table_index = last_table;
1259 a->ip6_table_index = last_table;
1260 a->l2_table_index = last_table;
1262 a->out_ip4_table_index = out_last_table;
1263 a->out_ip6_table_index = out_last_table;
1264 a->out_l2_table_index = out_last_table;
1266 /* Populate the classifier tables with rules from the MACIP ACL */
1267 for (i = 0; i < a->count; i++)
1271 int is6 = a->rules[i].is_ipv6;
1278 macip_find_match_type (mvec, a->rules[i].src_mac_mask,
1279 a->rules[i].src_prefixlen,
1280 a->rules[i].is_ipv6);
1281 ASSERT (match_type_index != ~0);
1283 for (tags = 2; tags >= 0; tags--)
1285 clib_memset (mask, 0, sizeof (mask));
1286 l3_src_offs = tags * 4 + get_l3_src_offset (is6);
1287 memcpy (&mask[6], a->rules[i].src_mac, 6);
1292 tag_table = mvec[match_type_index].table_index;
1296 tag_table = mvec[match_type_index].dot1q_table_index;
1302 tag_table = mvec[match_type_index].dot1ad_table_index;
1312 memcpy (&mask[l3_src_offs], &a->rules[i].src_ip_addr.ip6, 16);
1314 mask[eth + 1] = 0xdd;
1318 memcpy (&mask[l3_src_offs], &a->rules[i].src_ip_addr.ip4, 4);
1320 mask[eth + 1] = 0x00;
1323 /* add session to table mvec[match_type_index].table_index; */
1324 vnet_classify_add_del_session (cm, tag_table,
1325 mask, a->rules[i].is_permit ? ~0 : 0,
1326 i, 0, action, metadata, 1);
1327 clib_memset (&mask[12], 0, sizeof (mask) - 12);
1330 /* add ARP table entry too */
1331 if (!is6 && (mvec[match_type_index].arp_table_index != ~0))
1333 clib_memset (mask, 0, sizeof (mask));
1334 memcpy (&mask[6], a->rules[i].src_mac, 6);
1336 for (tags = 2; tags >= 0; tags--)
1342 tag_table = mvec[match_type_index].arp_table_index;
1348 tag_table = mvec[match_type_index].arp_dot1q_table_index;
1356 tag_table = mvec[match_type_index].arp_dot1ad_table_index;
1367 memcpy (&mask[l3_src_offs + 8], a->rules[i].src_mac, 6);
1368 memcpy (&mask[l3_src_offs + 14], &a->rules[i].src_ip_addr.ip4,
1370 vnet_classify_add_del_session (cm, tag_table, mask,
1371 a->rules[i].is_permit ? ~0 : 0,
1372 i, 0, action, metadata, 1);
1375 if (macip_permit_also_egress (a->rules[i].is_permit))
1377 /* Add the egress entry with destination set */
1378 for (tags = 2; tags >= 0; tags--)
1380 clib_memset (mask, 0, sizeof (mask));
1381 l3_dst_offs = tags * 4 + get_l3_dst_offset (is6);
1382 /* src mac in the other direction becomes dst */
1383 memcpy (&mask[0], a->rules[i].src_mac, 6);
1388 tag_table = mvec[match_type_index].out_table_index;
1392 tag_table = mvec[match_type_index].out_dot1q_table_index;
1398 tag_table = mvec[match_type_index].out_dot1ad_table_index;
1408 memcpy (&mask[l3_dst_offs], &a->rules[i].src_ip_addr.ip6,
1411 mask[eth + 1] = 0xdd;
1415 memcpy (&mask[l3_dst_offs], &a->rules[i].src_ip_addr.ip4,
1418 mask[eth + 1] = 0x00;
1421 /* add session to table mvec[match_type_index].table_index; */
1422 vnet_classify_add_del_session (cm, tag_table,
1424 a->rules[i].is_permit ? ~0 : 0,
1425 i, 0, action, metadata, 1);
1426 // clib_memset (&mask[12], 0, sizeof (mask) - 12);
1429 /* add ARP table entry too */
1430 if (!is6 && (mvec[match_type_index].out_arp_table_index != ~0))
1432 for (tags = 2; tags >= 0; tags--)
1434 clib_memset (mask, 0, sizeof (mask));
1439 tag_table = mvec[match_type_index].out_arp_table_index;
1445 mvec[match_type_index].out_arp_dot1q_table_index;
1453 mvec[match_type_index].out_arp_dot1ad_table_index;
1463 vnet_classify_add_del_session (cm, tag_table,
1466 is_permit ? ~0 : 0, i, 0,
1467 action, metadata, 1);
1476 macip_destroy_classify_tables (acl_main_t * am, u32 macip_acl_index)
1478 vnet_classify_main_t *cm = &vnet_classify_main;
1479 macip_acl_list_t *a = pool_elt_at_index (am->macip_acls, macip_acl_index);
1481 if (a->ip4_table_index != ~0)
1483 acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0,
1484 &a->ip4_table_index, 0);
1485 a->ip4_table_index = ~0;
1487 if (a->ip6_table_index != ~0)
1489 acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0,
1490 &a->ip6_table_index, 0);
1491 a->ip6_table_index = ~0;
1493 if (a->l2_table_index != ~0)
1495 acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0, &a->l2_table_index,
1497 a->l2_table_index = ~0;
1499 if (a->out_ip4_table_index != ~0)
1501 acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0,
1502 &a->out_ip4_table_index, 0);
1503 a->out_ip4_table_index = ~0;
1505 if (a->out_ip6_table_index != ~0)
1507 acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0,
1508 &a->out_ip6_table_index, 0);
1509 a->out_ip6_table_index = ~0;
1511 if (a->out_l2_table_index != ~0)
1513 acl_classify_add_del_table_small (cm, 0, ~0, ~0, ~0,
1514 &a->out_l2_table_index, 0);
1515 a->out_l2_table_index = ~0;
1520 macip_maybe_apply_unapply_classifier_tables (acl_main_t * am, u32 acl_index,
1526 macip_acl_list_t *a = pool_elt_at_index (am->macip_acls, acl_index);
1528 for (i = 0; i < vec_len (am->macip_acl_by_sw_if_index); i++)
1529 if (vec_elt (am->macip_acl_by_sw_if_index, i) == acl_index)
1531 rv0 = vnet_set_input_acl_intfc (am->vlib_main, i, a->ip4_table_index,
1532 a->ip6_table_index, a->l2_table_index,
1534 /* return the first unhappy outcome but make try to plough through. */
1537 vnet_set_output_acl_intfc (am->vlib_main, i, a->out_ip4_table_index,
1538 a->out_ip6_table_index,
1539 a->out_l2_table_index, is_apply);
1540 /* return the first unhappy outcome but make try to plough through. */
1547 macip_acl_add_list (u32 count, vl_api_macip_acl_rule_t rules[],
1548 u32 * acl_list_index, u8 * tag)
1550 acl_main_t *am = &acl_main;
1551 macip_acl_list_t *a;
1552 macip_acl_rule_t *r;
1553 macip_acl_rule_t *acl_new_rules = 0;
1558 tag_len = clib_strnlen ((const char *) tag, sizeof (a->tag));
1559 if (tag_len == sizeof (a->tag))
1560 return VNET_API_ERROR_INVALID_VALUE;
1562 if (*acl_list_index != ~0)
1564 /* They supplied some number, let's see if this MACIP ACL exists */
1565 if (pool_is_free_index (am->macip_acls, *acl_list_index))
1567 /* tried to replace a non-existent ACL, no point doing anything */
1569 ("acl-plugin-error: Trying to replace nonexistent MACIP ACL %d (tag %s)",
1570 *acl_list_index, tag);
1571 return VNET_API_ERROR_NO_SUCH_ENTRY;
1578 ("acl-plugin-warning: Trying to create empty MACIP ACL (tag %s)",
1581 /* if replacing the ACL, unapply the classifier tables first - they will be gone.. */
1582 if (~0 != *acl_list_index)
1583 rv = macip_maybe_apply_unapply_classifier_tables (am, *acl_list_index, 0);
1584 /* Create and populate the rules */
1586 vec_validate (acl_new_rules, count - 1);
1588 for (i = 0; i < count; i++)
1590 r = &acl_new_rules[i];
1591 r->is_permit = rules[i].is_permit;
1592 r->is_ipv6 = rules[i].src_prefix.address.af;
1593 mac_address_decode (rules[i].src_mac, (mac_address_t *) & r->src_mac);
1594 mac_address_decode (rules[i].src_mac_mask,
1595 (mac_address_t *) & r->src_mac_mask);
1596 ip_address_decode (&rules[i].src_prefix.address, &r->src_ip_addr);
1597 r->src_prefixlen = rules[i].src_prefix.len;
1600 if (~0 == *acl_list_index)
1603 pool_get_aligned (am->macip_acls, a, CLIB_CACHE_LINE_BYTES);
1604 clib_memset (a, 0, sizeof (*a));
1605 /* Will return the newly allocated ACL index */
1606 *acl_list_index = a - am->macip_acls;
1610 a = pool_elt_at_index (am->macip_acls, *acl_list_index);
1613 vec_free (a->rules);
1615 macip_destroy_classify_tables (am, *acl_list_index);
1618 a->rules = acl_new_rules;
1620 memcpy (a->tag, tag, tag_len + 1);
1622 /* Create and populate the classifier tables */
1623 macip_create_classify_tables (am, *acl_list_index);
1624 /* If the ACL was already applied somewhere, reapply the newly created tables */
1626 || macip_maybe_apply_unapply_classifier_tables (am, *acl_list_index, 1);
1630 /* No check that sw_if_index denotes a valid interface - the callers
1631 * were supposed to validate.
1633 * That said, if sw_if_index corresponds to an interface that exists at all,
1634 * this function must return errors accordingly if the ACL is not applied.
1638 macip_acl_interface_del_acl (acl_main_t * am, u32 sw_if_index)
1641 u32 macip_acl_index;
1642 macip_acl_list_t *a;
1644 /* The vector is too short - MACIP ACL is not applied */
1645 if (sw_if_index >= vec_len (am->macip_acl_by_sw_if_index))
1646 return VNET_API_ERROR_NO_SUCH_ENTRY;
1648 macip_acl_index = am->macip_acl_by_sw_if_index[sw_if_index];
1649 /* No point in deleting MACIP ACL which is not applied */
1650 if (~0 == macip_acl_index)
1651 return VNET_API_ERROR_NO_SUCH_ENTRY;
1653 a = pool_elt_at_index (am->macip_acls, macip_acl_index);
1654 /* remove the classifier tables off the interface L2 ACL */
1656 vnet_set_input_acl_intfc (am->vlib_main, sw_if_index, a->ip4_table_index,
1657 a->ip6_table_index, a->l2_table_index, 0);
1659 vnet_set_output_acl_intfc (am->vlib_main, sw_if_index,
1660 a->out_ip4_table_index, a->out_ip6_table_index,
1661 a->out_l2_table_index, 0);
1662 /* Unset the MACIP ACL index */
1663 am->macip_acl_by_sw_if_index[sw_if_index] = ~0;
1664 /* macip_acl_interface_add_acl did a vec_add1() to this previously, so [sw_if_index] should be valid */
1665 u32 index = vec_search (am->sw_if_index_vec_by_macip_acl[macip_acl_index],
1668 vec_del1 (am->sw_if_index_vec_by_macip_acl[macip_acl_index], index);
1672 /* No check for validity of sw_if_index - the callers were supposed to validate */
1675 macip_acl_interface_add_acl (acl_main_t * am, u32 sw_if_index,
1676 u32 macip_acl_index)
1678 macip_acl_list_t *a;
1680 if (pool_is_free_index (am->macip_acls, macip_acl_index))
1682 return VNET_API_ERROR_NO_SUCH_ENTRY;
1684 a = pool_elt_at_index (am->macip_acls, macip_acl_index);
1685 vec_validate_init_empty (am->macip_acl_by_sw_if_index, sw_if_index, ~0);
1686 vec_validate (am->sw_if_index_vec_by_macip_acl, macip_acl_index);
1687 vec_add1 (am->sw_if_index_vec_by_macip_acl[macip_acl_index], sw_if_index);
1688 /* If there already a MACIP ACL applied, unapply it */
1689 if (~0 != am->macip_acl_by_sw_if_index[sw_if_index])
1690 macip_acl_interface_del_acl (am, sw_if_index);
1691 am->macip_acl_by_sw_if_index[sw_if_index] = macip_acl_index;
1693 /* Apply the classifier tables for L2 ACLs */
1695 vnet_set_input_acl_intfc (am->vlib_main, sw_if_index, a->ip4_table_index,
1696 a->ip6_table_index, a->l2_table_index, 1);
1698 vnet_set_output_acl_intfc (am->vlib_main, sw_if_index,
1699 a->out_ip4_table_index, a->out_ip6_table_index,
1700 a->out_l2_table_index, 1);
1705 macip_acl_del_list (u32 acl_list_index)
1707 acl_main_t *am = &acl_main;
1708 macip_acl_list_t *a;
1710 if (pool_is_free_index (am->macip_acls, acl_list_index))
1712 return VNET_API_ERROR_NO_SUCH_ENTRY;
1715 /* delete any references to the ACL */
1716 for (i = 0; i < vec_len (am->macip_acl_by_sw_if_index); i++)
1718 if (am->macip_acl_by_sw_if_index[i] == acl_list_index)
1720 macip_acl_interface_del_acl (am, i);
1724 /* Now that classifier tables are detached, clean them up */
1725 macip_destroy_classify_tables (am, acl_list_index);
1727 /* now we can delete the ACL itself */
1728 a = pool_elt_at_index (am->macip_acls, acl_list_index);
1731 vec_free (a->rules);
1733 pool_put (am->macip_acls, a);
1739 macip_acl_interface_add_del_acl (u32 sw_if_index, u8 is_add,
1742 acl_main_t *am = &acl_main;
1746 rv = macip_acl_interface_add_acl (am, sw_if_index, acl_list_index);
1750 rv = macip_acl_interface_del_acl (am, sw_if_index);
1756 * If the client does not allocate enough memory for a variable-length
1757 * message, and then proceed to use it as if the full memory allocated,
1758 * absent the check we happily consume that on the VPP side, and go
1759 * along as if nothing happened. However, the resulting
1760 * effects range from just garbage in the API decode
1761 * (because the decoder snoops too far), to potential memory
1764 * This verifies that the actual length of the message is
1765 * at least expected_len, and complains loudly if it is not.
1767 * A failing check here is 100% a software bug on the API user side,
1768 * so we might as well yell.
1772 verify_message_len (void *mp, u64 expected_len, char *where)
1774 u32 supplied_len = vl_msg_api_get_msg_length (mp);
1775 if (supplied_len < expected_len)
1777 clib_warning ("%s: Supplied message length %d is less than expected %d",
1778 where, supplied_len, expected_len);
1787 /* API message handler */
1789 vl_api_acl_add_replace_t_handler (vl_api_acl_add_replace_t * mp)
1791 vl_api_acl_add_replace_reply_t *rmp;
1792 acl_main_t *am = &acl_main;
1794 u32 acl_list_index = ntohl (mp->acl_index);
1795 u32 acl_count = ntohl (mp->count);
1796 u64 expected_len = sizeof (*mp) + acl_count * sizeof (mp->r[0]);
1798 if (verify_message_len (mp, expected_len, "acl_add_replace"))
1800 rv = acl_add_list (acl_count, mp->r, &acl_list_index, mp->tag);
1804 rv = VNET_API_ERROR_INVALID_VALUE;
1807 REPLY_MACRO2(VL_API_ACL_ADD_REPLACE_REPLY,
1809 rmp->acl_index = htonl(acl_list_index);
1814 vl_api_acl_del_t_handler (vl_api_acl_del_t * mp)
1816 acl_main_t *am = &acl_main;
1817 vl_api_acl_del_reply_t *rmp;
1820 rv = acl_del_list (ntohl (mp->acl_index));
1822 REPLY_MACRO (VL_API_ACL_DEL_REPLY);
1827 vl_api_acl_stats_intf_counters_enable_t_handler
1828 (vl_api_acl_stats_intf_counters_enable_t * mp)
1830 acl_main_t *am = &acl_main;
1831 vl_api_acl_stats_intf_counters_enable_reply_t *rmp;
1834 rv = acl_stats_intf_counters_enable_disable (am, mp->enable);
1836 REPLY_MACRO (VL_API_ACL_DEL_REPLY);
1841 vl_api_acl_interface_add_del_t_handler (vl_api_acl_interface_add_del_t * mp)
1843 acl_main_t *am = &acl_main;
1844 vnet_interface_main_t *im = &am->vnet_main->interface_main;
1845 u32 sw_if_index = ntohl (mp->sw_if_index);
1846 vl_api_acl_interface_add_del_reply_t *rmp;
1849 if (pool_is_free_index (im->sw_interfaces, sw_if_index))
1850 rv = VNET_API_ERROR_INVALID_SW_IF_INDEX;
1853 acl_interface_add_del_inout_acl (sw_if_index, mp->is_add,
1854 mp->is_input, ntohl (mp->acl_index));
1856 REPLY_MACRO (VL_API_ACL_INTERFACE_ADD_DEL_REPLY);
1860 vl_api_acl_interface_set_acl_list_t_handler
1861 (vl_api_acl_interface_set_acl_list_t * mp)
1863 acl_main_t *am = &acl_main;
1864 vl_api_acl_interface_set_acl_list_reply_t *rmp;
1867 vnet_interface_main_t *im = &am->vnet_main->interface_main;
1868 u32 sw_if_index = ntohl (mp->sw_if_index);
1870 if (pool_is_free_index (im->sw_interfaces, sw_if_index))
1871 rv = VNET_API_ERROR_INVALID_SW_IF_INDEX;
1874 int may_clear_sessions = 1;
1875 for (i = 0; i < mp->count; i++)
1877 if (acl_is_not_defined (am, ntohl (mp->acls[i])))
1879 /* ACL does not exist, so we can not apply it */
1880 rv = VNET_API_ERROR_NO_SUCH_ENTRY;
1885 u32 *in_acl_vec = 0;
1886 u32 *out_acl_vec = 0;
1887 for (i = 0; i < mp->count; i++)
1888 if (i < mp->n_input)
1889 vec_add1 (in_acl_vec, clib_net_to_host_u32 (mp->acls[i]));
1891 vec_add1 (out_acl_vec, clib_net_to_host_u32 (mp->acls[i]));
1894 acl_interface_set_inout_acl_list (am, sw_if_index, 0, out_acl_vec,
1895 &may_clear_sessions);
1897 || acl_interface_set_inout_acl_list (am, sw_if_index, 1,
1899 &may_clear_sessions);
1900 vec_free (in_acl_vec);
1901 vec_free (out_acl_vec);
1905 REPLY_MACRO (VL_API_ACL_INTERFACE_SET_ACL_LIST_REPLY);
1909 copy_acl_rule_to_api_rule (vl_api_acl_rule_t * api_rule, acl_rule_t * r)
1911 api_rule->is_permit = r->is_permit;
1912 ip_address_encode (&r->src, r->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4,
1913 &api_rule->src_prefix.address);
1914 ip_address_encode (&r->dst, r->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4,
1915 &api_rule->dst_prefix.address);
1916 api_rule->src_prefix.len = r->src_prefixlen;
1917 api_rule->dst_prefix.len = r->dst_prefixlen;
1918 api_rule->proto = r->proto;
1919 api_rule->srcport_or_icmptype_first = htons (r->src_port_or_type_first);
1920 api_rule->srcport_or_icmptype_last = htons (r->src_port_or_type_last);
1921 api_rule->dstport_or_icmpcode_first = htons (r->dst_port_or_code_first);
1922 api_rule->dstport_or_icmpcode_last = htons (r->dst_port_or_code_last);
1923 api_rule->tcp_flags_mask = r->tcp_flags_mask;
1924 api_rule->tcp_flags_value = r->tcp_flags_value;
1928 send_acl_details (acl_main_t * am, vl_api_registration_t * reg,
1929 acl_list_t * acl, u32 context)
1931 vl_api_acl_details_t *mp;
1932 vl_api_acl_rule_t *rules;
1934 acl_rule_t *acl_rules = acl->rules;
1935 int msg_size = sizeof (*mp) + sizeof (mp->r[0]) * vec_len (acl_rules);
1937 mp = vl_msg_api_alloc (msg_size);
1938 clib_memset (mp, 0, msg_size);
1939 mp->_vl_msg_id = ntohs (VL_API_ACL_DETAILS + am->msg_id_base);
1941 /* fill in the message */
1942 mp->context = context;
1943 mp->count = htonl (vec_len (acl_rules));
1944 mp->acl_index = htonl (acl - am->acls);
1945 snprintf ((char *) mp->tag, sizeof (mp->tag), "%s", acl->tag);
1946 // clib_memcpy (mp->r, acl->rules, acl->count * sizeof(acl->rules[0]));
1948 for (i = 0; i < vec_len (acl_rules); i++)
1950 copy_acl_rule_to_api_rule (&rules[i], &acl_rules[i]);
1953 vl_api_send_msg (reg, (u8 *) mp);
1958 vl_api_acl_dump_t_handler (vl_api_acl_dump_t * mp)
1960 acl_main_t *am = &acl_main;
1964 vl_api_registration_t *reg;
1966 reg = vl_api_client_index_to_registration (mp->client_index);
1970 if (mp->acl_index == ~0)
1972 /* Just dump all ACLs */
1973 pool_foreach (acl, am->acls)
1975 send_acl_details(am, reg, acl, mp->context);
1980 acl_index = ntohl (mp->acl_index);
1981 if (!pool_is_free_index (am->acls, acl_index))
1983 acl = pool_elt_at_index (am->acls, acl_index);
1984 send_acl_details (am, reg, acl, mp->context);
1990 /* FIXME API: should we signal an error here at all ? */
1996 send_acl_interface_list_details (acl_main_t * am,
1997 vl_api_registration_t * reg,
1998 u32 sw_if_index, u32 context)
2000 vl_api_acl_interface_list_details_t *mp;
2007 vec_validate (am->input_acl_vec_by_sw_if_index, sw_if_index);
2008 vec_validate (am->output_acl_vec_by_sw_if_index, sw_if_index);
2010 n_input = vec_len (am->input_acl_vec_by_sw_if_index[sw_if_index]);
2011 n_output = vec_len (am->output_acl_vec_by_sw_if_index[sw_if_index]);
2012 count = n_input + n_output;
2014 msg_size = sizeof (*mp);
2015 msg_size += sizeof (mp->acls[0]) * count;
2017 mp = vl_msg_api_alloc (msg_size);
2018 clib_memset (mp, 0, msg_size);
2020 ntohs (VL_API_ACL_INTERFACE_LIST_DETAILS + am->msg_id_base);
2022 /* fill in the message */
2023 mp->context = context;
2024 mp->sw_if_index = htonl (sw_if_index);
2026 mp->n_input = n_input;
2027 for (i = 0; i < n_input; i++)
2029 mp->acls[i] = htonl (am->input_acl_vec_by_sw_if_index[sw_if_index][i]);
2031 for (i = 0; i < n_output; i++)
2033 mp->acls[n_input + i] =
2034 htonl (am->output_acl_vec_by_sw_if_index[sw_if_index][i]);
2036 vl_api_send_msg (reg, (u8 *) mp);
2040 vl_api_acl_interface_list_dump_t_handler (vl_api_acl_interface_list_dump_t *
2043 acl_main_t *am = &acl_main;
2044 vnet_sw_interface_t *swif;
2045 vnet_interface_main_t *im = &am->vnet_main->interface_main;
2048 vl_api_registration_t *reg;
2050 reg = vl_api_client_index_to_registration (mp->client_index);
2054 if (mp->sw_if_index == ~0)
2056 pool_foreach (swif, im->sw_interfaces)
2058 send_acl_interface_list_details(am, reg, swif->sw_if_index, mp->context);
2063 sw_if_index = ntohl (mp->sw_if_index);
2064 if (!pool_is_free_index (im->sw_interfaces, sw_if_index))
2065 send_acl_interface_list_details (am, reg, sw_if_index, mp->context);
2069 /* MACIP ACL API handlers */
2072 vl_api_macip_acl_add_t_handler (vl_api_macip_acl_add_t * mp)
2074 vl_api_macip_acl_add_reply_t *rmp;
2075 acl_main_t *am = &acl_main;
2077 u32 acl_list_index = ~0;
2078 u32 acl_count = ntohl (mp->count);
2079 u64 expected_len = sizeof (*mp) + acl_count * sizeof (mp->r[0]);
2081 if (verify_message_len (mp, expected_len, "macip_acl_add"))
2083 rv = macip_acl_add_list (acl_count, mp->r, &acl_list_index, mp->tag);
2087 rv = VNET_API_ERROR_INVALID_VALUE;
2090 REPLY_MACRO2(VL_API_MACIP_ACL_ADD_REPLY,
2092 rmp->acl_index = htonl(acl_list_index);
2097 vl_api_macip_acl_add_replace_t_handler (vl_api_macip_acl_add_replace_t * mp)
2099 vl_api_macip_acl_add_replace_reply_t *rmp;
2100 acl_main_t *am = &acl_main;
2102 u32 acl_list_index = ntohl (mp->acl_index);
2103 u32 acl_count = ntohl (mp->count);
2104 u64 expected_len = sizeof (*mp) + acl_count * sizeof (mp->r[0]);
2106 if (verify_message_len (mp, expected_len, "macip_acl_add_replace"))
2108 rv = macip_acl_add_list (acl_count, mp->r, &acl_list_index, mp->tag);
2112 rv = VNET_API_ERROR_INVALID_VALUE;
2115 REPLY_MACRO2(VL_API_MACIP_ACL_ADD_REPLACE_REPLY,
2117 rmp->acl_index = htonl(acl_list_index);
2122 vl_api_macip_acl_del_t_handler (vl_api_macip_acl_del_t * mp)
2124 acl_main_t *am = &acl_main;
2125 vl_api_macip_acl_del_reply_t *rmp;
2128 rv = macip_acl_del_list (ntohl (mp->acl_index));
2130 REPLY_MACRO (VL_API_MACIP_ACL_DEL_REPLY);
2134 vl_api_macip_acl_interface_add_del_t_handler
2135 (vl_api_macip_acl_interface_add_del_t * mp)
2137 acl_main_t *am = &acl_main;
2138 vl_api_macip_acl_interface_add_del_reply_t *rmp;
2140 vnet_interface_main_t *im = &am->vnet_main->interface_main;
2141 u32 sw_if_index = ntohl (mp->sw_if_index);
2143 if (pool_is_free_index (im->sw_interfaces, sw_if_index))
2144 rv = VNET_API_ERROR_INVALID_SW_IF_INDEX;
2147 macip_acl_interface_add_del_acl (ntohl (mp->sw_if_index), mp->is_add,
2148 ntohl (mp->acl_index));
2150 REPLY_MACRO (VL_API_MACIP_ACL_INTERFACE_ADD_DEL_REPLY);
2154 send_macip_acl_details (acl_main_t * am, vl_api_registration_t * reg,
2155 macip_acl_list_t * acl, u32 context)
2157 vl_api_macip_acl_details_t *mp;
2158 vl_api_macip_acl_rule_t *rules;
2159 macip_acl_rule_t *r;
2161 int msg_size = sizeof (*mp) + (acl ? sizeof (mp->r[0]) * acl->count : 0);
2163 mp = vl_msg_api_alloc (msg_size);
2164 clib_memset (mp, 0, msg_size);
2165 mp->_vl_msg_id = ntohs (VL_API_MACIP_ACL_DETAILS + am->msg_id_base);
2167 /* fill in the message */
2168 mp->context = context;
2171 snprintf ((char *) mp->tag, sizeof (mp->tag), "%s", acl->tag);
2172 mp->count = htonl (acl->count);
2173 mp->acl_index = htonl (acl - am->macip_acls);
2175 for (i = 0; i < acl->count; i++)
2178 rules[i].is_permit = r->is_permit;
2179 mac_address_encode ((mac_address_t *) & r->src_mac,
2181 mac_address_encode ((mac_address_t *) & r->src_mac_mask,
2182 rules[i].src_mac_mask);
2183 ip_address_encode (&r->src_ip_addr,
2184 r->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4,
2185 &rules[i].src_prefix.address);
2186 rules[i].src_prefix.len = r->src_prefixlen;
2191 /* No martini, no party - no ACL applied to this interface. */
2196 vl_api_send_msg (reg, (u8 *) mp);
2201 vl_api_macip_acl_dump_t_handler (vl_api_macip_acl_dump_t * mp)
2203 acl_main_t *am = &acl_main;
2204 macip_acl_list_t *acl;
2206 vl_api_registration_t *reg;
2208 reg = vl_api_client_index_to_registration (mp->client_index);
2212 if (mp->acl_index == ~0)
2214 /* Just dump all ACLs for now, with sw_if_index = ~0 */
2215 pool_foreach (acl, am->macip_acls)
2217 send_macip_acl_details (am, reg, acl, mp->context);
2222 u32 acl_index = ntohl (mp->acl_index);
2223 if (!pool_is_free_index (am->macip_acls, acl_index))
2225 acl = pool_elt_at_index (am->macip_acls, acl_index);
2226 send_macip_acl_details (am, reg, acl, mp->context);
2232 vl_api_macip_acl_interface_get_t_handler (vl_api_macip_acl_interface_get_t *
2235 acl_main_t *am = &acl_main;
2236 vl_api_macip_acl_interface_get_reply_t *rmp;
2237 u32 count = vec_len (am->macip_acl_by_sw_if_index);
2238 int msg_size = sizeof (*rmp) + sizeof (rmp->acls[0]) * count;
2239 vl_api_registration_t *reg;
2242 reg = vl_api_client_index_to_registration (mp->client_index);
2246 rmp = vl_msg_api_alloc (msg_size);
2247 clib_memset (rmp, 0, msg_size);
2249 ntohs (VL_API_MACIP_ACL_INTERFACE_GET_REPLY + am->msg_id_base);
2250 rmp->context = mp->context;
2251 rmp->count = htonl (count);
2252 for (i = 0; i < count; i++)
2254 rmp->acls[i] = htonl (am->macip_acl_by_sw_if_index[i]);
2257 vl_api_send_msg (reg, (u8 *) rmp);
2261 send_macip_acl_interface_list_details (acl_main_t * am,
2262 vl_api_registration_t * reg,
2264 u32 acl_index, u32 context)
2266 vl_api_macip_acl_interface_list_details_t *rmp;
2267 /* at this time there is only ever 1 mac ip acl per interface */
2268 int msg_size = sizeof (*rmp) + sizeof (rmp->acls[0]);
2270 rmp = vl_msg_api_alloc (msg_size);
2271 clib_memset (rmp, 0, msg_size);
2273 ntohs (VL_API_MACIP_ACL_INTERFACE_LIST_DETAILS + am->msg_id_base);
2275 /* fill in the message */
2276 rmp->context = context;
2278 rmp->sw_if_index = htonl (sw_if_index);
2279 rmp->acls[0] = htonl (acl_index);
2281 vl_api_send_msg (reg, (u8 *) rmp);
2285 vl_api_macip_acl_interface_list_dump_t_handler
2286 (vl_api_macip_acl_interface_list_dump_t * mp)
2288 vl_api_registration_t *reg;
2289 acl_main_t *am = &acl_main;
2290 u32 sw_if_index = ntohl (mp->sw_if_index);
2292 reg = vl_api_client_index_to_registration (mp->client_index);
2296 if (sw_if_index == ~0)
2298 vec_foreach_index (sw_if_index, am->macip_acl_by_sw_if_index)
2300 if (~0 != am->macip_acl_by_sw_if_index[sw_if_index])
2302 send_macip_acl_interface_list_details (am, reg, sw_if_index,
2304 macip_acl_by_sw_if_index
2312 if (vec_len (am->macip_acl_by_sw_if_index) > sw_if_index)
2314 send_macip_acl_interface_list_details (am, reg, sw_if_index,
2315 am->macip_acl_by_sw_if_index
2316 [sw_if_index], mp->context);
2322 vl_api_acl_interface_set_etype_whitelist_t_handler
2323 (vl_api_acl_interface_set_etype_whitelist_t * mp)
2325 acl_main_t *am = &acl_main;
2326 vl_api_acl_interface_set_etype_whitelist_reply_t *rmp;
2329 vnet_interface_main_t *im = &am->vnet_main->interface_main;
2330 u32 sw_if_index = ntohl (mp->sw_if_index);
2331 u16 *vec_in = 0, *vec_out = 0;
2333 if (pool_is_free_index (im->sw_interfaces, sw_if_index))
2334 rv = VNET_API_ERROR_INVALID_SW_IF_INDEX;
2337 for (i = 0; i < mp->count; i++)
2339 if (i < mp->n_input)
2340 vec_add1 (vec_in, ntohs (mp->whitelist[i]));
2342 vec_add1 (vec_out, ntohs (mp->whitelist[i]));
2344 rv = acl_set_etype_whitelists (am, sw_if_index, vec_in, vec_out);
2347 REPLY_MACRO (VL_API_ACL_INTERFACE_SET_ETYPE_WHITELIST_REPLY);
2351 send_acl_interface_etype_whitelist_details (acl_main_t * am,
2352 vl_api_registration_t * reg,
2353 u32 sw_if_index, u32 context)
2355 vl_api_acl_interface_etype_whitelist_details_t *mp;
2362 u16 *whitelist_in = 0;
2363 u16 *whitelist_out = 0;
2365 if (intf_has_etype_whitelist (am, sw_if_index, 0))
2367 vec_elt (am->output_etype_whitelist_by_sw_if_index, sw_if_index);
2369 if (intf_has_etype_whitelist (am, sw_if_index, 1))
2371 vec_elt (am->input_etype_whitelist_by_sw_if_index, sw_if_index);
2373 if ((0 == whitelist_in) && (0 == whitelist_out))
2374 return; /* nothing to do */
2376 n_input = vec_len (whitelist_in);
2377 n_output = vec_len (whitelist_out);
2378 count = n_input + n_output;
2380 msg_size = sizeof (*mp);
2381 msg_size += sizeof (mp->whitelist[0]) * count;
2383 mp = vl_msg_api_alloc (msg_size);
2384 clib_memset (mp, 0, msg_size);
2386 ntohs (VL_API_ACL_INTERFACE_ETYPE_WHITELIST_DETAILS + am->msg_id_base);
2388 /* fill in the message */
2389 mp->context = context;
2390 mp->sw_if_index = htonl (sw_if_index);
2392 mp->n_input = n_input;
2393 for (i = 0; i < n_input; i++)
2395 mp->whitelist[i] = htons (whitelist_in[i]);
2397 for (i = 0; i < n_output; i++)
2399 mp->whitelist[n_input + i] = htons (whitelist_out[i]);
2401 vl_api_send_msg (reg, (u8 *) mp);
2406 vl_api_acl_interface_etype_whitelist_dump_t_handler
2407 (vl_api_acl_interface_list_dump_t * mp)
2409 acl_main_t *am = &acl_main;
2410 vnet_sw_interface_t *swif;
2411 vnet_interface_main_t *im = &am->vnet_main->interface_main;
2414 vl_api_registration_t *reg;
2416 reg = vl_api_client_index_to_registration (mp->client_index);
2420 if (mp->sw_if_index == ~0)
2422 pool_foreach (swif, im->sw_interfaces)
2424 send_acl_interface_etype_whitelist_details(am, reg, swif->sw_if_index, mp->context);
2429 sw_if_index = ntohl (mp->sw_if_index);
2430 if (!pool_is_free_index (im->sw_interfaces, sw_if_index))
2431 send_acl_interface_etype_whitelist_details (am, reg, sw_if_index,
2437 vl_api_acl_plugin_use_hash_lookup_set_t_handler (
2438 vl_api_acl_plugin_use_hash_lookup_set_t *mp)
2440 acl_main_t *am = &acl_main;
2441 vl_api_acl_plugin_use_hash_lookup_set_reply_t *rmp;
2442 vl_api_registration_t *reg;
2445 reg = vl_api_client_index_to_registration (mp->client_index);
2449 am->use_hash_acl_matching = mp->enable;
2450 REPLY_MACRO (VL_API_ACL_PLUGIN_USE_HASH_LOOKUP_SET_REPLY);
2454 vl_api_acl_plugin_use_hash_lookup_get_t_handler (
2455 vl_api_acl_plugin_use_hash_lookup_get_t *mp)
2457 acl_main_t *am = &acl_main;
2458 vl_api_acl_plugin_use_hash_lookup_get_reply_t *rmp;
2459 int msg_size = sizeof (*rmp);
2460 vl_api_registration_t *reg;
2462 reg = vl_api_client_index_to_registration (mp->client_index);
2466 rmp = vl_msg_api_alloc (msg_size);
2467 clib_memset (rmp, 0, msg_size);
2469 ntohs (VL_API_ACL_PLUGIN_USE_HASH_LOOKUP_GET_REPLY + am->msg_id_base);
2470 rmp->context = mp->context;
2471 rmp->enable = am->use_hash_acl_matching;
2472 vl_api_send_msg (reg, (u8 *) rmp);
2476 acl_set_timeout_sec (int timeout_type, u32 value)
2478 acl_main_t *am = &acl_main;
2479 clib_time_t *ct = &am->vlib_main->clib_time;
2481 if (timeout_type < ACL_N_TIMEOUTS)
2483 am->session_timeout_sec[timeout_type] = value;
2487 clib_warning ("Unknown timeout type %d", timeout_type);
2490 am->session_timeout[timeout_type] =
2491 (u64) (((f64) value) / ct->seconds_per_clock);
2495 acl_set_session_max_entries (u32 value)
2497 acl_main_t *am = &acl_main;
2498 am->fa_conn_table_max_entries = value;
2502 acl_set_skip_ipv6_eh (u32 eh, u32 value)
2504 acl_main_t *am = &acl_main;
2506 if ((eh < 256) && (value < 2))
2508 am->fa_ipv6_known_eh_bitmap =
2509 clib_bitmap_set (am->fa_ipv6_known_eh_bitmap, eh, value);
2517 static clib_error_t *
2518 acl_sw_interface_add_del (vnet_main_t * vnm, u32 sw_if_index, u32 is_add)
2520 acl_main_t *am = &acl_main;
2523 int may_clear_sessions = 1;
2524 vlib_process_signal_event (am->vlib_main, am->fa_cleaner_node_index,
2525 ACL_FA_CLEANER_DELETE_BY_SW_IF_INDEX,
2527 /* also unapply any ACLs in case the users did not do so. */
2528 macip_acl_interface_del_acl (am, sw_if_index);
2529 acl_interface_reset_inout_acls (sw_if_index, 0, &may_clear_sessions);
2530 acl_interface_reset_inout_acls (sw_if_index, 1, &may_clear_sessions);
2535 VNET_SW_INTERFACE_ADD_DEL_FUNCTION (acl_sw_interface_add_del);
2539 static clib_error_t *
2540 acl_set_aclplugin_fn (vlib_main_t * vm,
2541 unformat_input_t * input, vlib_cli_command_t * cmd)
2543 clib_error_t *error = 0;
2547 uword memory_size = 0;
2548 acl_main_t *am = &acl_main;
2550 if (unformat (input, "skip-ipv6-extension-header %u %u", &eh_val, &val))
2552 if (!acl_set_skip_ipv6_eh (eh_val, val))
2554 error = clib_error_return (0, "expecting eh=0..255, value=0..1");
2558 if (unformat (input, "use-hash-acl-matching %u", &val))
2560 am->use_hash_acl_matching = (val != 0);
2563 if (unformat (input, "l4-match-nonfirst-fragment %u", &val))
2565 am->l4_match_nonfirst_fragment = (val != 0);
2568 if (unformat (input, "reclassify-sessions %u", &val))
2570 am->reclassify_sessions = (val != 0);
2573 if (unformat (input, "event-trace"))
2575 if (!unformat (input, "%u", &val))
2577 error = clib_error_return (0,
2578 "expecting trace level, got `%U`",
2579 format_unformat_error, input);
2584 am->trace_acl = val;
2588 if (unformat (input, "heap"))
2590 if (unformat (input, "main"))
2592 if (unformat (input, "validate %u", &val))
2593 clib_warning ("ACL local heap is deprecated");
2594 else if (unformat (input, "trace %u", &val))
2595 clib_warning ("ACL local heap is deprecated");
2598 else if (unformat (input, "hash"))
2600 if (unformat (input, "validate %u", &val))
2601 clib_warning ("ACL local heap is deprecated");
2602 else if (unformat (input, "trace %u", &val))
2603 clib_warning ("ACL local heap is deprecated");
2608 if (unformat (input, "session"))
2610 if (unformat (input, "table"))
2612 /* The commands here are for tuning/testing. No user-serviceable parts inside */
2613 if (unformat (input, "max-entries"))
2615 if (!unformat (input, "%u", &val))
2617 error = clib_error_return (0,
2618 "expecting maximum number of entries, got `%U`",
2619 format_unformat_error, input);
2624 acl_set_session_max_entries (val);
2628 if (unformat (input, "hash-table-buckets"))
2630 if (!unformat (input, "%u", &val))
2632 error = clib_error_return (0,
2633 "expecting maximum number of hash table buckets, got `%U`",
2634 format_unformat_error, input);
2639 am->fa_conn_table_hash_num_buckets = val;
2643 if (unformat (input, "hash-table-memory"))
2645 if (!unformat (input, "%U", unformat_memory_size, &memory_size))
2647 error = clib_error_return (0,
2648 "expecting maximum amount of hash table memory, got `%U`",
2649 format_unformat_error, input);
2654 am->fa_conn_table_hash_memory_size = memory_size;
2658 if (unformat (input, "event-trace"))
2660 if (!unformat (input, "%u", &val))
2662 error = clib_error_return (0,
2663 "expecting trace level, got `%U`",
2664 format_unformat_error, input);
2669 am->trace_sessions = val;
2675 if (unformat (input, "timeout"))
2677 if (unformat (input, "udp"))
2679 if (unformat (input, "idle"))
2681 if (!unformat (input, "%u", &timeout))
2683 error = clib_error_return (0,
2684 "expecting timeout value in seconds, got `%U`",
2685 format_unformat_error,
2691 acl_set_timeout_sec (ACL_TIMEOUT_UDP_IDLE, timeout);
2696 if (unformat (input, "tcp"))
2698 if (unformat (input, "idle"))
2700 if (!unformat (input, "%u", &timeout))
2702 error = clib_error_return (0,
2703 "expecting timeout value in seconds, got `%U`",
2704 format_unformat_error,
2710 acl_set_timeout_sec (ACL_TIMEOUT_TCP_IDLE, timeout);
2714 if (unformat (input, "transient"))
2716 if (!unformat (input, "%u", &timeout))
2718 error = clib_error_return (0,
2719 "expecting timeout value in seconds, got `%U`",
2720 format_unformat_error,
2726 acl_set_timeout_sec (ACL_TIMEOUT_TCP_TRANSIENT,
2740 my_format_mac_address (u8 * s, va_list * args)
2742 u8 *a = va_arg (*args, u8 *);
2743 return format (s, "%02x:%02x:%02x:%02x:%02x:%02x",
2744 a[0], a[1], a[2], a[3], a[4], a[5]);
2748 my_macip_acl_rule_t_pretty_format (u8 * out, va_list * args)
2750 macip_acl_rule_t *a = va_arg (*args, macip_acl_rule_t *);
2752 out = format (out, "%s action %d ip %U/%d mac %U mask %U",
2753 a->is_ipv6 ? "ipv6" : "ipv4", a->is_permit,
2754 format_ip46_address, &a->src_ip_addr,
2755 a->is_ipv6 ? IP46_TYPE_IP6 : IP46_TYPE_IP4,
2757 my_format_mac_address, a->src_mac,
2758 my_format_mac_address, a->src_mac_mask);
2763 macip_acl_print (acl_main_t * am, u32 macip_acl_index)
2765 vlib_main_t *vm = am->vlib_main;
2768 /* Don't try to print someone else's memory */
2769 if (macip_acl_index >= vec_len (am->macip_acls))
2772 macip_acl_list_t *a = vec_elt_at_index (am->macip_acls, macip_acl_index);
2773 int free_pool_slot = pool_is_free_index (am->macip_acls, macip_acl_index);
2775 vlib_cli_output (vm,
2776 "MACIP acl_index: %d, count: %d (true len %d) tag {%s} is free pool slot: %d\n",
2777 macip_acl_index, a->count, vec_len (a->rules), a->tag,
2779 vlib_cli_output (vm,
2780 " ip4_table_index %d, ip6_table_index %d, l2_table_index %d\n",
2781 a->ip4_table_index, a->ip6_table_index, a->l2_table_index);
2782 vlib_cli_output (vm,
2783 " out_ip4_table_index %d, out_ip6_table_index %d, out_l2_table_index %d\n",
2784 a->out_ip4_table_index, a->out_ip6_table_index,
2785 a->out_l2_table_index);
2786 for (i = 0; i < vec_len (a->rules); i++)
2787 vlib_cli_output (vm, " rule %d: %U\n", i,
2788 my_macip_acl_rule_t_pretty_format,
2789 vec_elt_at_index (a->rules, i));
2793 static clib_error_t *
2794 acl_set_aclplugin_interface_fn (vlib_main_t * vm,
2795 unformat_input_t * input,
2796 vlib_cli_command_t * cmd)
2798 unformat_input_t _line_input, *line_input = &_line_input;
2799 u32 sw_if_index, is_add, is_input, acl_index;
2801 is_add = is_input = 1;
2802 acl_index = sw_if_index = ~0;
2804 if (!unformat_user (input, unformat_line_input, line_input))
2807 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
2809 if (unformat (line_input, "%U",
2810 unformat_vnet_sw_interface, vnet_get_main (),
2813 else if (unformat (line_input, "add"))
2815 else if (unformat (line_input, "del"))
2817 else if (unformat (line_input, "acl %d", &acl_index))
2819 else if (unformat (line_input, "input"))
2821 else if (unformat (line_input, "output"))
2827 unformat_free (line_input);
2828 if (~0 == sw_if_index)
2829 return (clib_error_return (0, "invalid interface"));
2830 if (~0 == acl_index)
2831 return (clib_error_return (0, "invalid acl"));
2833 acl_interface_add_del_inout_acl (sw_if_index, is_add, is_input, acl_index);
2838 #define vec_validate_acl_rules(v, idx) \
2840 if (vec_len(v) < idx+1) { \
2841 vec_validate(v, idx); \
2842 v[idx].is_permit = 0x1; \
2843 v[idx].srcport_or_icmptype_last = 0xffff; \
2844 v[idx].dstport_or_icmpcode_last = 0xffff; \
2848 static clib_error_t *
2849 acl_set_aclplugin_acl_fn (vlib_main_t * vm,
2850 unformat_input_t * input, vlib_cli_command_t * cmd)
2852 unformat_input_t _line_input, *line_input = &_line_input;
2853 vl_api_acl_rule_t *rules = 0;
2856 int n_rules_override = -1;
2862 u32 tcpflags, tcpmask;
2863 ip_prefix_t src, dst;
2866 if (!unformat_user (input, unformat_line_input, line_input))
2869 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
2871 if (unformat (line_input, "index %d", &acl_index))
2873 /* operate on this acl index (which must exist),
2874 * If not specified, or set to -1, create a new ACL
2877 else if (unformat (line_input, "permit+reflect"))
2879 vec_validate_acl_rules (rules, rule_idx);
2880 rules[rule_idx].is_permit = 2;
2882 else if (unformat (line_input, "permit"))
2884 vec_validate_acl_rules (rules, rule_idx);
2885 rules[rule_idx].is_permit = 1;
2887 else if (unformat (line_input, "deny"))
2889 vec_validate_acl_rules (rules, rule_idx);
2890 rules[rule_idx].is_permit = 0;
2892 else if (unformat (line_input, "count %d", &n_rules_override))
2894 /* we will use this later */
2896 else if (unformat (line_input, "action %d", &action))
2898 vec_validate_acl_rules (rules, rule_idx);
2899 rules[rule_idx].is_permit = action;
2901 else if (unformat (line_input, "src %U", unformat_ip_prefix, &src))
2903 vec_validate_acl_rules (rules, rule_idx);
2904 ip_prefix_encode2 (&src, &rules[rule_idx].src_prefix);
2906 else if (unformat (line_input, "dst %U", unformat_ip_prefix, &dst))
2908 vec_validate_acl_rules (rules, rule_idx);
2909 ip_prefix_encode2 (&dst, &rules[rule_idx].dst_prefix);
2911 else if (unformat (line_input, "sport %d-%d", &port1, &port2))
2913 vec_validate_acl_rules (rules, rule_idx);
2914 rules[rule_idx].srcport_or_icmptype_first = htons (port1);
2915 rules[rule_idx].srcport_or_icmptype_last = htons (port2);
2917 else if (unformat (line_input, "sport %d", &port1))
2919 vec_validate_acl_rules (rules, rule_idx);
2920 rules[rule_idx].srcport_or_icmptype_first = htons (port1);
2921 rules[rule_idx].srcport_or_icmptype_last = htons (port1);
2923 else if (unformat (line_input, "dport %d-%d", &port1, &port2))
2925 vec_validate_acl_rules (rules, rule_idx);
2926 rules[rule_idx].dstport_or_icmpcode_first = htons (port1);
2927 rules[rule_idx].dstport_or_icmpcode_last = htons (port2);
2929 else if (unformat (line_input, "dport %d", &port1))
2931 vec_validate_acl_rules (rules, rule_idx);
2932 rules[rule_idx].dstport_or_icmpcode_first = htons (port1);
2933 rules[rule_idx].dstport_or_icmpcode_last = htons (port1);
2935 else if (unformat (line_input, "tcpflags %d %d", &tcpflags, &tcpmask))
2937 vec_validate_acl_rules (rules, rule_idx);
2938 rules[rule_idx].tcp_flags_value = tcpflags;
2939 rules[rule_idx].tcp_flags_mask = tcpmask;
2942 if (unformat (line_input, "tcpflags %d mask %d", &tcpflags, &tcpmask))
2944 vec_validate_acl_rules (rules, rule_idx);
2945 rules[rule_idx].tcp_flags_value = tcpflags;
2946 rules[rule_idx].tcp_flags_mask = tcpmask;
2948 else if (unformat (line_input, "proto %d", &proto))
2950 vec_validate_acl_rules (rules, rule_idx);
2951 rules[rule_idx].proto = proto;
2953 else if (unformat (line_input, "tag %s", &tag))
2956 else if (unformat (line_input, ","))
2959 vec_validate_acl_rules (rules, rule_idx);
2966 vec_add (tag, "cli", 4);
2968 rv = acl_add_list (vec_len (rules), rules, &acl_index, tag);
2973 unformat_free (line_input);
2975 return (clib_error_return (0, "failed"));
2977 vlib_cli_output (vm, "ACL index:%d", acl_index);
2982 static clib_error_t *
2983 acl_delete_aclplugin_acl_fn (vlib_main_t *vm, unformat_input_t *input,
2984 vlib_cli_command_t *cmd)
2986 unformat_input_t _line_input, *line_input = &_line_input;
2990 if (!unformat_user (input, unformat_line_input, line_input))
2993 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
2995 if (unformat (line_input, "index %d", &acl_index))
2997 /* operate on this acl index (which must exist) */
3003 rv = acl_del_list (acl_index);
3005 unformat_free (line_input);
3007 return (clib_error_return (0, "failed"));
3009 vlib_cli_output (vm, "Deleted ACL index:%d", acl_index);
3013 static clib_error_t *
3014 acl_show_aclplugin_macip_acl_fn (vlib_main_t * vm,
3016 input, vlib_cli_command_t * cmd)
3018 clib_error_t *error = 0;
3019 acl_main_t *am = &acl_main;
3023 (void) unformat (input, "index %u", &acl_index);
3025 for (i = 0; i < vec_len (am->macip_acls); i++)
3027 /* Don't attempt to show the ACLs that do not exist */
3028 if (pool_is_free_index (am->macip_acls, i))
3031 if ((acl_index != ~0) && (acl_index != i))
3036 macip_acl_print (am, i);
3037 if (i < vec_len (am->sw_if_index_vec_by_macip_acl))
3039 vlib_cli_output (vm, " applied on sw_if_index(s): %U\n",
3041 vec_elt (am->sw_if_index_vec_by_macip_acl, i),
3049 static clib_error_t *
3050 acl_show_aclplugin_macip_interface_fn (vlib_main_t * vm,
3052 input, vlib_cli_command_t * cmd)
3054 clib_error_t *error = 0;
3055 acl_main_t *am = &acl_main;
3057 for (i = 0; i < vec_len (am->macip_acl_by_sw_if_index); i++)
3059 vlib_cli_output (vm, " sw_if_index %d: %d\n", i,
3060 vec_elt (am->macip_acl_by_sw_if_index, i));
3066 acl_plugin_show_acl (acl_main_t * am, u32 acl_index)
3069 vlib_main_t *vm = am->vlib_main;
3071 for (i = 0; i < vec_len (am->acls); i++)
3073 if (acl_is_not_defined (am, i))
3075 /* don't attempt to show the ACLs that do not exist */
3078 if ((acl_index != ~0) && (acl_index != i))
3082 acl_print_acl (vm, am, i);
3084 if (i < vec_len (am->input_sw_if_index_vec_by_acl))
3086 vlib_cli_output (vm, " applied inbound on sw_if_index: %U\n",
3087 format_vec32, am->input_sw_if_index_vec_by_acl[i],
3090 if (i < vec_len (am->output_sw_if_index_vec_by_acl))
3092 vlib_cli_output (vm, " applied outbound on sw_if_index: %U\n",
3093 format_vec32, am->output_sw_if_index_vec_by_acl[i],
3096 if (i < vec_len (am->lc_index_vec_by_acl))
3098 vlib_cli_output (vm, " used in lookup context index: %U\n",
3099 format_vec32, am->lc_index_vec_by_acl[i], "%d");
3104 static clib_error_t *
3105 acl_show_aclplugin_acl_fn (vlib_main_t * vm,
3106 unformat_input_t * input, vlib_cli_command_t * cmd)
3108 clib_error_t *error = 0;
3109 acl_main_t *am = &acl_main;
3112 (void) unformat (input, "index %u", &acl_index);
3114 acl_plugin_show_acl (am, acl_index);
3118 static clib_error_t *
3119 acl_show_aclplugin_lookup_context_fn (vlib_main_t * vm,
3120 unformat_input_t * input,
3121 vlib_cli_command_t * cmd)
3123 clib_error_t *error = 0;
3126 (void) unformat (input, "index %u", &lc_index);
3128 acl_plugin_show_lookup_context (lc_index);
3132 static clib_error_t *
3133 acl_show_aclplugin_lookup_user_fn (vlib_main_t * vm,
3134 unformat_input_t * input,
3135 vlib_cli_command_t * cmd)
3137 clib_error_t *error = 0;
3140 (void) unformat (input, "index %u", &lc_index);
3142 acl_plugin_show_lookup_user (lc_index);
3148 acl_plugin_show_interface (acl_main_t * am, u32 sw_if_index, int show_acl,
3151 vlib_main_t *vm = am->vlib_main;
3154 for (swi = 0; (swi < vec_len (am->input_acl_vec_by_sw_if_index)) ||
3155 (swi < vec_len (am->output_acl_vec_by_sw_if_index)); swi++)
3157 /* if we need a particular interface, skip all the others */
3158 if ((sw_if_index != ~0) && (sw_if_index != swi))
3161 vlib_cli_output (vm, "sw_if_index %d:\n", swi);
3162 if (swi < vec_len (am->input_policy_epoch_by_sw_if_index))
3163 vlib_cli_output (vm, " input policy epoch: %x\n",
3164 vec_elt (am->input_policy_epoch_by_sw_if_index,
3166 if (swi < vec_len (am->output_policy_epoch_by_sw_if_index))
3167 vlib_cli_output (vm, " output policy epoch: %x\n",
3168 vec_elt (am->output_policy_epoch_by_sw_if_index,
3172 if (intf_has_etype_whitelist (am, swi, 1))
3174 vlib_cli_output (vm, " input etype whitelist: %U", format_vec16,
3175 am->input_etype_whitelist_by_sw_if_index[swi],
3178 if (intf_has_etype_whitelist (am, swi, 0))
3180 vlib_cli_output (vm, " output etype whitelist: %U", format_vec16,
3181 am->output_etype_whitelist_by_sw_if_index[swi],
3185 if ((swi < vec_len (am->input_acl_vec_by_sw_if_index)) &&
3186 (vec_len (am->input_acl_vec_by_sw_if_index[swi]) > 0))
3188 vlib_cli_output (vm, " input acl(s): %U", format_vec32,
3189 am->input_acl_vec_by_sw_if_index[swi], "%d");
3192 vlib_cli_output (vm, "\n");
3193 vec_foreach (pj, am->input_acl_vec_by_sw_if_index[swi])
3195 acl_print_acl (vm, am, *pj);
3197 vlib_cli_output (vm, "\n");
3201 if ((swi < vec_len (am->output_acl_vec_by_sw_if_index)) &&
3202 (vec_len (am->output_acl_vec_by_sw_if_index[swi]) > 0))
3204 vlib_cli_output (vm, " output acl(s): %U", format_vec32,
3205 am->output_acl_vec_by_sw_if_index[swi], "%d");
3208 vlib_cli_output (vm, "\n");
3209 vec_foreach (pj, am->output_acl_vec_by_sw_if_index[swi])
3211 acl_print_acl (vm, am, *pj);
3213 vlib_cli_output (vm, "\n");
3216 if (detail && (swi < vec_len (am->input_lc_index_by_sw_if_index)))
3218 vlib_cli_output (vm, " input lookup context index: %d",
3219 am->input_lc_index_by_sw_if_index[swi]);
3221 if (detail && (swi < vec_len (am->output_lc_index_by_sw_if_index)))
3223 vlib_cli_output (vm, " output lookup context index: %d",
3224 am->output_lc_index_by_sw_if_index[swi]);
3231 static clib_error_t *
3232 acl_show_aclplugin_decode_5tuple_fn (vlib_main_t * vm,
3233 unformat_input_t * input,
3234 vlib_cli_command_t * cmd)
3236 clib_error_t *error = 0;
3237 u64 five_tuple[6] = { 0, 0, 0, 0, 0, 0 };
3240 (input, "%llx %llx %llx %llx %llx %llx", &five_tuple[0], &five_tuple[1],
3241 &five_tuple[2], &five_tuple[3], &five_tuple[4], &five_tuple[5]))
3242 vlib_cli_output (vm, "5-tuple structure decode: %U\n\n",
3243 format_acl_plugin_5tuple, five_tuple);
3245 error = clib_error_return (0, "expecting 6 hex integers");
3250 static clib_error_t *
3251 acl_show_aclplugin_interface_fn (vlib_main_t * vm,
3253 input, vlib_cli_command_t * cmd)
3255 clib_error_t *error = 0;
3256 acl_main_t *am = &acl_main;
3258 u32 sw_if_index = ~0;
3259 (void) unformat (input, "sw_if_index %u", &sw_if_index);
3260 int show_acl = unformat (input, "acl");
3261 int detail = unformat (input, "detail");
3263 acl_plugin_show_interface (am, sw_if_index, show_acl, detail);
3267 static clib_error_t *
3268 acl_show_aclplugin_memory_fn (vlib_main_t * vm,
3269 unformat_input_t * input,
3270 vlib_cli_command_t * cmd)
3272 clib_error_t *error = 0;
3273 vlib_cli_output (vm, "ACL memory is now part of the main heap");
3278 acl_plugin_show_sessions (acl_main_t * am,
3279 u32 show_session_thread_id,
3280 u32 show_session_session_index)
3282 vlib_main_t *vm = am->vlib_main;
3284 vnet_interface_main_t *im = &am->vnet_main->interface_main;
3285 vnet_sw_interface_t *swif;
3286 u64 now = clib_cpu_time_now ();
3287 u64 clocks_per_second = am->vlib_main->clib_time.clocks_per_second;
3290 u64 n_adds = am->fa_session_total_adds;
3291 u64 n_dels = am->fa_session_total_dels;
3292 u64 n_deact = am->fa_session_total_deactivations;
3293 vlib_cli_output (vm, "Sessions total: add %lu - del %lu = %lu", n_adds,
3294 n_dels, n_adds - n_dels);
3295 vlib_cli_output (vm, "Sessions active: add %lu - deact %lu = %lu", n_adds,
3296 n_deact, n_adds - n_deact);
3297 vlib_cli_output (vm, "Sessions being purged: deact %lu - del %lu = %lu",
3298 n_deact, n_dels, n_deact - n_dels);
3300 vlib_cli_output (vm, "now: %lu clocks per second: %lu", now,
3302 vlib_cli_output (vm, "\n\nPer-thread data:");
3303 for (wk = 0; wk < vec_len (am->per_worker_data); wk++)
3305 acl_fa_per_worker_data_t *pw = &am->per_worker_data[wk];
3306 vlib_cli_output (vm, "Thread #%d:", wk);
3307 if (show_session_thread_id == wk
3308 && show_session_session_index < pool_len (pw->fa_sessions_pool))
3310 vlib_cli_output (vm, " session index %u:",
3311 show_session_session_index);
3312 fa_session_t *sess =
3313 pw->fa_sessions_pool + show_session_session_index;
3314 u64 *m = (u64 *) & sess->info;
3315 vlib_cli_output (vm,
3316 " info: %016llx %016llx %016llx %016llx %016llx %016llx",
3317 m[0], m[1], m[2], m[3], m[4], m[5]);
3318 vlib_cli_output (vm, " sw_if_index: %u", sess->sw_if_index);
3319 vlib_cli_output (vm, " tcp_flags_seen: %x",
3320 sess->tcp_flags_seen.as_u16);
3321 vlib_cli_output (vm, " last active time: %lu",
3322 sess->last_active_time);
3323 vlib_cli_output (vm, " thread index: %u", sess->thread_index);
3324 vlib_cli_output (vm, " link enqueue time: %lu",
3325 sess->link_enqueue_time);
3326 vlib_cli_output (vm, " link next index: %u",
3327 sess->link_next_idx);
3328 vlib_cli_output (vm, " link prev index: %u",
3329 sess->link_prev_idx);
3330 vlib_cli_output (vm, " link list id: %u", sess->link_list_id);
3332 vlib_cli_output (vm, " connection add/del stats:", wk);
3333 pool_foreach (swif, im->sw_interfaces)
3335 u32 sw_if_index = swif->sw_if_index;
3337 (sw_if_index < vec_len (pw->fa_session_adds_by_sw_if_index) ?
3338 pw->fa_session_adds_by_sw_if_index[sw_if_index] :
3341 (sw_if_index < vec_len (pw->fa_session_dels_by_sw_if_index) ?
3342 pw->fa_session_dels_by_sw_if_index[sw_if_index] :
3344 u64 n_epoch_changes =
3345 (sw_if_index < vec_len (pw->fa_session_epoch_change_by_sw_if_index) ?
3346 pw->fa_session_epoch_change_by_sw_if_index[sw_if_index] :
3348 vlib_cli_output (vm,
3349 " sw_if_index %d: add %lu - del %lu = %lu; epoch chg: %lu",
3358 vlib_cli_output (vm, " connection timeout type lists:", wk);
3360 for (tt = 0; tt < ACL_N_TIMEOUTS; tt++)
3362 u32 head_session_index = pw->fa_conn_list_head[tt];
3363 vlib_cli_output (vm, " fa_conn_list_head[%d]: %d", tt,
3364 head_session_index);
3365 if (~0 != head_session_index)
3367 fa_session_t *sess = pw->fa_sessions_pool + head_session_index;
3368 vlib_cli_output (vm, " last active time: %lu",
3369 sess->last_active_time);
3370 vlib_cli_output (vm, " link enqueue time: %lu",
3371 sess->link_enqueue_time);
3375 vlib_cli_output (vm, " Next expiry time: %lu", pw->next_expiry_time);
3376 vlib_cli_output (vm, " Requeue until time: %lu",
3377 pw->requeue_until_time);
3378 vlib_cli_output (vm, " Current time wait interval: %lu",
3379 pw->current_time_wait_interval);
3380 vlib_cli_output (vm, " Count of deleted sessions: %lu",
3381 pw->cnt_deleted_sessions);
3382 vlib_cli_output (vm, " Delete already deleted: %lu",
3383 pw->cnt_already_deleted_sessions);
3384 vlib_cli_output (vm, " Session timers restarted: %lu",
3385 pw->cnt_session_timer_restarted);
3386 vlib_cli_output (vm, " Swipe until this time: %lu",
3387 pw->swipe_end_time);
3388 vlib_cli_output (vm, " sw_if_index serviced bitmap: %U",
3389 format_bitmap_hex, pw->serviced_sw_if_index_bitmap);
3390 vlib_cli_output (vm, " pending clear intfc bitmap : %U",
3392 pw->pending_clear_sw_if_index_bitmap);
3393 vlib_cli_output (vm, " clear in progress: %u", pw->clear_in_process);
3394 vlib_cli_output (vm, " interrupt is pending: %d",
3395 pw->interrupt_is_pending);
3396 vlib_cli_output (vm, " interrupt is needed: %d",
3397 pw->interrupt_is_needed);
3398 vlib_cli_output (vm, " interrupt is unwanted: %d",
3399 pw->interrupt_is_unwanted);
3400 vlib_cli_output (vm, " interrupt generation: %d",
3401 pw->interrupt_generation);
3402 vlib_cli_output (vm, " received session change requests: %d",
3403 pw->rcvd_session_change_requests);
3404 vlib_cli_output (vm, " sent session change requests: %d",
3405 pw->sent_session_change_requests);
3407 vlib_cli_output (vm, "\n\nConn cleaner thread counters:");
3408 #define _(cnt, desc) vlib_cli_output(vm, " %20lu: %s", am->cnt, desc);
3409 foreach_fa_cleaner_counter;
3411 vlib_cli_output (vm, "Interrupt generation: %d",
3412 am->fa_interrupt_generation);
3413 vlib_cli_output (vm,
3414 "Sessions per interval: min %lu max %lu increment: %f ms current: %f ms",
3415 am->fa_min_deleted_sessions_per_interval,
3416 am->fa_max_deleted_sessions_per_interval,
3417 am->fa_cleaner_wait_time_increment * 1000.0,
3418 ((f64) am->fa_current_cleaner_timer_wait_interval) *
3419 1000.0 / (f64) vm->clib_time.clocks_per_second);
3420 vlib_cli_output (vm, "Reclassify sessions: %d", am->reclassify_sessions);
3423 static clib_error_t *
3424 acl_show_aclplugin_sessions_fn (vlib_main_t * vm,
3425 unformat_input_t * input,
3426 vlib_cli_command_t * cmd)
3428 clib_error_t *error = 0;
3429 acl_main_t *am = &acl_main;
3431 u32 show_bihash_verbose = 0;
3432 u32 show_session_thread_id = ~0;
3433 u32 show_session_session_index = ~0;
3434 (void) unformat (input, "thread %u index %u", &show_session_thread_id,
3435 &show_session_session_index);
3436 (void) unformat (input, "verbose %u", &show_bihash_verbose);
3438 acl_plugin_show_sessions (am, show_session_thread_id,
3439 show_session_session_index);
3440 show_fa_sessions_hash (vm, show_bihash_verbose);
3444 static clib_error_t *
3445 acl_show_aclplugin_tables_fn (vlib_main_t * vm,
3446 unformat_input_t * input,
3447 vlib_cli_command_t * cmd)
3449 clib_error_t *error = 0;
3453 int show_acl_hash_info = 0;
3454 int show_applied_info = 0;
3455 int show_mask_type = 0;
3456 int show_bihash = 0;
3457 u32 show_bihash_verbose = 0;
3459 if (unformat (input, "acl"))
3461 show_acl_hash_info = 1;
3462 /* mask-type is handy to see as well right there */
3464 unformat (input, "index %u", &acl_index);
3466 else if (unformat (input, "applied"))
3468 show_applied_info = 1;
3469 unformat (input, "lc_index %u", &lc_index);
3471 else if (unformat (input, "mask"))
3475 else if (unformat (input, "hash"))
3478 unformat (input, "verbose %u", &show_bihash_verbose);
3482 (show_mask_type || show_acl_hash_info || show_applied_info
3485 /* if no qualifiers specified, show all */
3487 show_acl_hash_info = 1;
3488 show_applied_info = 1;
3491 vlib_cli_output (vm, "Stats counters enabled for interface ACLs: %d",
3492 acl_main.interface_acl_counters_enabled);
3493 vlib_cli_output (vm, "Use hash-based lookup for ACLs: %d",
3494 acl_main.use_hash_acl_matching);
3496 acl_plugin_show_tables_mask_type ();
3497 if (show_acl_hash_info)
3498 acl_plugin_show_tables_acl_hash_info (acl_index);
3499 if (show_applied_info)
3500 acl_plugin_show_tables_applied_info (lc_index);
3502 acl_plugin_show_tables_bihash (show_bihash_verbose);
3507 static clib_error_t *
3508 acl_clear_aclplugin_fn (vlib_main_t * vm,
3509 unformat_input_t * input, vlib_cli_command_t * cmd)
3511 clib_error_t *error = 0;
3512 acl_main_t *am = &acl_main;
3513 vlib_process_signal_event (am->vlib_main, am->fa_cleaner_node_index,
3514 ACL_FA_CLEANER_DELETE_BY_SW_IF_INDEX, ~0);
3518 VLIB_CLI_COMMAND (aclplugin_set_command, static) = {
3519 .path = "set acl-plugin",
3520 .short_help = "set acl-plugin session timeout {{udp idle}|tcp {idle|transient}} <seconds>",
3521 .function = acl_set_aclplugin_fn,
3524 VLIB_CLI_COMMAND (aclplugin_show_acl_command, static) = {
3525 .path = "show acl-plugin acl",
3526 .short_help = "show acl-plugin acl [index N]",
3527 .function = acl_show_aclplugin_acl_fn,
3530 VLIB_CLI_COMMAND (aclplugin_show_lookup_context_command, static) = {
3531 .path = "show acl-plugin lookup context",
3532 .short_help = "show acl-plugin lookup context [index N]",
3533 .function = acl_show_aclplugin_lookup_context_fn,
3536 VLIB_CLI_COMMAND (aclplugin_show_lookup_user_command, static) = {
3537 .path = "show acl-plugin lookup user",
3538 .short_help = "show acl-plugin lookup user [index N]",
3539 .function = acl_show_aclplugin_lookup_user_fn,
3542 VLIB_CLI_COMMAND (aclplugin_show_decode_5tuple_command, static) = {
3543 .path = "show acl-plugin decode 5tuple",
3544 .short_help = "show acl-plugin decode 5tuple XXXX XXXX XXXX XXXX XXXX XXXX",
3545 .function = acl_show_aclplugin_decode_5tuple_fn,
3548 VLIB_CLI_COMMAND (aclplugin_show_interface_command, static) = {
3549 .path = "show acl-plugin interface",
3550 .short_help = "show acl-plugin interface [sw_if_index N] [acl]",
3551 .function = acl_show_aclplugin_interface_fn,
3554 VLIB_CLI_COMMAND (aclplugin_show_memory_command, static) = {
3555 .path = "show acl-plugin memory",
3556 .short_help = "show acl-plugin memory",
3557 .function = acl_show_aclplugin_memory_fn,
3560 VLIB_CLI_COMMAND (aclplugin_show_sessions_command, static) = {
3561 .path = "show acl-plugin sessions",
3562 .short_help = "show acl-plugin sessions",
3563 .function = acl_show_aclplugin_sessions_fn,
3566 VLIB_CLI_COMMAND (aclplugin_show_tables_command, static) = {
3567 .path = "show acl-plugin tables",
3568 .short_help = "show acl-plugin tables [ acl [index N] | applied [ lc_index N ] | mask | hash [verbose N] ]",
3569 .function = acl_show_aclplugin_tables_fn,
3572 VLIB_CLI_COMMAND (aclplugin_show_macip_acl_command, static) = {
3573 .path = "show acl-plugin macip acl",
3574 .short_help = "show acl-plugin macip acl [index N]",
3575 .function = acl_show_aclplugin_macip_acl_fn,
3578 VLIB_CLI_COMMAND (aclplugin_show_macip_interface_command, static) = {
3579 .path = "show acl-plugin macip interface",
3580 .short_help = "show acl-plugin macip interface",
3581 .function = acl_show_aclplugin_macip_interface_fn,
3584 VLIB_CLI_COMMAND (aclplugin_clear_command, static) = {
3585 .path = "clear acl-plugin sessions",
3586 .short_help = "clear acl-plugin sessions",
3587 .function = acl_clear_aclplugin_fn,
3591 * [un]Apply an ACL to an interface.
3592 * The ACL is applied in a given direction, either input or output.
3593 * The ACL being applied must already exist.
3596 * <b><em> set acl-plugin interface <input|output> acl <index> [del] </b></em>
3599 VLIB_CLI_COMMAND (aclplugin_set_interface_command, static) = {
3600 .path = "set acl-plugin interface",
3601 .short_help = "set acl-plugin interface <interface> <input|output> <acl INDEX> [del] ",
3602 .function = acl_set_aclplugin_interface_fn,
3606 * Create an Access Control List (ACL)
3607 * If index is not specified, a new one will be created. Otherwise, replace
3608 * the one at this index.
3610 * An ACL is composed of more than one Access control element (ACE). Multiple
3611 * ACEs can be specified with this command using a comma separated list.
3613 * Each ACE describes a tuple of src+dst IP prefix, ip protocol, src+dst port
3614 * ranges. (the ACL plugin also support ICMP types/codes instead of UDP/TCP
3615 * ports, but this CLI does not).
3617 * An ACL can optionally be assigned a 'tag' - which is an identifier
3618 * understood by the client. VPP does not examine it in any way.
3620 * @cliexcmd{set acl-plugin acl <permit|deny|permit+reflect> src <PREFIX> dst
3621 * <PREFIX> proto <TCP|UDP> sport <X-Y> dport <X-Y> tcpflags <X> mask <X>
3624 VLIB_CLI_COMMAND (aclplugin_set_acl_command, static) = {
3625 .path = "set acl-plugin acl",
3627 "set acl-plugin acl [index <idx>] <permit|deny|permit+reflect> src "
3628 "<PREFIX> dst <PREFIX> [proto X] [sport X[-Y]] [dport X[-Y]] [tcpflags "
3629 "<int> mask <int>] [tag FOO] {use comma separated list for multiple "
3631 .function = acl_set_aclplugin_acl_fn,
3635 * Delete an Access Control List (ACL)
3636 * Removes an ACL at the specified index, which must exist but not in use by
3639 * @cliexcmd{delete acl-plugin acl index <idx>}
3641 VLIB_CLI_COMMAND (aclplugin_delete_acl_command, static) = {
3642 .path = "delete acl-plugin acl",
3643 .short_help = "delete acl-plugin acl index <idx>",
3644 .function = acl_delete_aclplugin_acl_fn,
3647 static clib_error_t *
3648 acl_plugin_config (vlib_main_t * vm, unformat_input_t * input)
3650 acl_main_t *am = &acl_main;
3651 u32 conn_table_hash_buckets;
3652 uword conn_table_hash_memory_size;
3653 u32 conn_table_max_entries;
3654 uword main_heap_size;
3655 uword hash_heap_size;
3656 u32 hash_lookup_hash_buckets;
3657 uword hash_lookup_hash_memory;
3658 u32 reclassify_sessions;
3659 u32 use_tuple_merge;
3660 u32 tuple_merge_split_threshold;
3662 while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
3665 (input, "connection hash buckets %d", &conn_table_hash_buckets))
3666 am->fa_conn_table_hash_num_buckets = conn_table_hash_buckets;
3669 (input, "connection hash memory %U", unformat_memory_size,
3670 &conn_table_hash_memory_size))
3671 am->fa_conn_table_hash_memory_size = conn_table_hash_memory_size;
3672 else if (unformat (input, "connection count max %d",
3673 &conn_table_max_entries))
3674 am->fa_conn_table_max_entries = conn_table_max_entries;
3677 (input, "main heap size %U", unformat_memory_size,
3680 ("WARNING: ACL heap is now part of the main heap. 'main heap size' is ineffective.");
3683 (input, "hash lookup heap size %U", unformat_memory_size,
3686 ("WARNING: ACL heap is now part of the main heap. 'hash lookup heap size' is ineffective.");
3689 (input, "hash lookup hash buckets %d", &hash_lookup_hash_buckets))
3690 am->hash_lookup_hash_buckets = hash_lookup_hash_buckets;
3693 (input, "hash lookup hash memory %U", unformat_memory_size,
3694 &hash_lookup_hash_memory))
3695 am->hash_lookup_hash_memory = hash_lookup_hash_memory;
3696 else if (unformat (input, "use tuple merge %d", &use_tuple_merge))
3697 am->use_tuple_merge = use_tuple_merge;
3700 (input, "tuple merge split threshold %d",
3701 &tuple_merge_split_threshold))
3702 am->tuple_merge_split_threshold = tuple_merge_split_threshold;
3704 else if (unformat (input, "reclassify sessions %d",
3705 &reclassify_sessions))
3706 am->reclassify_sessions = reclassify_sessions;
3709 return clib_error_return (0, "unknown input '%U'",
3710 format_unformat_error, input);
3715 VLIB_CONFIG_FUNCTION (acl_plugin_config, "acl-plugin");
3717 /* Set up the API message handling tables */
3718 #include <vnet/format_fns.h>
3719 #include <acl/acl.api.c>
3721 static clib_error_t *
3722 acl_init (vlib_main_t * vm)
3724 acl_main_t *am = &acl_main;
3725 clib_error_t *error = 0;
3726 clib_memset (am, 0, sizeof (*am));
3728 am->vnet_main = vnet_get_main ();
3729 am->log_default = vlib_log_register_class ("acl_plugin", 0);
3731 /* Ask for a correctly-sized block of API message decode slots */
3732 am->msg_id_base = setup_message_id_table ();
3734 error = acl_plugin_exports_init (&acl_plugin);
3739 am->hash_lookup_hash_buckets = ACL_PLUGIN_HASH_LOOKUP_HASH_BUCKETS;
3740 am->hash_lookup_hash_memory = ACL_PLUGIN_HASH_LOOKUP_HASH_MEMORY;
3742 am->session_timeout_sec[ACL_TIMEOUT_TCP_TRANSIENT] =
3743 TCP_SESSION_TRANSIENT_TIMEOUT_SEC;
3744 am->session_timeout_sec[ACL_TIMEOUT_TCP_IDLE] =
3745 TCP_SESSION_IDLE_TIMEOUT_SEC;
3746 am->session_timeout_sec[ACL_TIMEOUT_UDP_IDLE] =
3747 UDP_SESSION_IDLE_TIMEOUT_SEC;
3749 am->fa_conn_table_hash_num_buckets =
3750 ACL_FA_CONN_TABLE_DEFAULT_HASH_NUM_BUCKETS;
3751 am->fa_conn_table_hash_memory_size =
3752 ACL_FA_CONN_TABLE_DEFAULT_HASH_MEMORY_SIZE;
3753 am->fa_conn_table_max_entries = ACL_FA_CONN_TABLE_DEFAULT_MAX_ENTRIES;
3754 am->reclassify_sessions = 0;
3755 vlib_thread_main_t *tm = vlib_get_thread_main ();
3757 am->fa_min_deleted_sessions_per_interval =
3758 ACL_FA_DEFAULT_MIN_DELETED_SESSIONS_PER_INTERVAL;
3759 am->fa_max_deleted_sessions_per_interval =
3760 ACL_FA_DEFAULT_MAX_DELETED_SESSIONS_PER_INTERVAL;
3761 am->fa_cleaner_wait_time_increment =
3762 ACL_FA_DEFAULT_CLEANER_WAIT_TIME_INCREMENT;
3764 vec_validate (am->per_worker_data, tm->n_vlib_mains - 1);
3767 for (wk = 0; wk < vec_len (am->per_worker_data); wk++)
3769 acl_fa_per_worker_data_t *pw = &am->per_worker_data[wk];
3770 if (tm->n_vlib_mains > 1)
3772 clib_spinlock_init (&pw->pending_session_change_request_lock);
3774 vec_validate (pw->expired,
3776 am->fa_max_deleted_sessions_per_interval);
3777 vec_set_len (pw->expired, 0);
3778 vec_validate_init_empty (pw->fa_conn_list_head, ACL_N_TIMEOUTS - 1,
3779 FA_SESSION_BOGUS_INDEX);
3780 vec_validate_init_empty (pw->fa_conn_list_tail, ACL_N_TIMEOUTS - 1,
3781 FA_SESSION_BOGUS_INDEX);
3782 vec_validate_init_empty (pw->fa_conn_list_head_expiry_time,
3783 ACL_N_TIMEOUTS - 1, ~0ULL);
3787 am->fa_cleaner_cnt_delete_by_sw_index = 0;
3788 am->fa_cleaner_cnt_delete_by_sw_index_ok = 0;
3789 am->fa_cleaner_cnt_unknown_event = 0;
3790 am->fa_cleaner_cnt_timer_restarted = 0;
3791 am->fa_cleaner_cnt_wait_with_timeout = 0;
3794 #define _(N, v, s) am->fa_ipv6_known_eh_bitmap = clib_bitmap_set(am->fa_ipv6_known_eh_bitmap, v, 1);
3797 am->l4_match_nonfirst_fragment = 1;
3799 /* use the new fancy hash-based matching */
3800 am->use_hash_acl_matching = 1;
3801 /* use tuplemerge by default */
3802 am->use_tuple_merge = 1;
3803 /* Set the default threshold */
3804 am->tuple_merge_split_threshold = TM_SPLIT_THRESHOLD;
3806 am->interface_acl_user_id =
3807 acl_plugin.register_user_module ("interface ACL", "sw_if_index",
3810 am->acl_counter_lock = clib_mem_alloc_aligned (CLIB_CACHE_LINE_BYTES,
3811 CLIB_CACHE_LINE_BYTES);
3812 am->acl_counter_lock[0] = 0; /* should be no need */
3817 VLIB_INIT_FUNCTION (acl_init);
3821 * fd.io coding-style-patch-verification: ON
3824 * eval: (c-set-style "gnu")