2 *------------------------------------------------------------------
3 * Copyright (c) 2017 Cisco and/or its affiliates.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 *------------------------------------------------------------------
19 #include <vlib/vlib.h>
20 #include <vlib/unix/unix.h>
21 #include <vnet/ethernet/ethernet.h>
22 #include <vnet/bonding/node.h>
23 #include <vlib/stats/stats.h>
26 bond_disable_collecting_distributing (vlib_main_t * vm, member_if_t * mif)
28 bond_main_t *bm = &bond_main;
32 u8 switching_active = 0;
34 bif = bond_get_bond_if_by_dev_instance (mif->bif_dev_instance);
35 clib_spinlock_lock_if_init (&bif->lockp);
36 vec_foreach_index (i, bif->active_members)
38 p = *vec_elt_at_index (bif->active_members, i);
39 if (p == mif->sw_if_index)
41 if ((bif->mode == BOND_MODE_ACTIVE_BACKUP) && (i == 0) &&
42 (vec_len (bif->active_members) > 1))
43 /* deleting the active member for active-backup */
45 vec_del1 (bif->active_members, i);
46 if (mif->lacp_enabled && bif->numa_only)
48 /* For lacp mode, if we check it is a member on local numa node,
49 bif->n_numa_members should be decreased by 1 becasue the first
50 bif->n_numa_members are all members on local numa node */
51 if (i < bif->n_numa_members)
53 bif->n_numa_members--;
54 ASSERT (bif->n_numa_members >= 0);
61 /* We get a new member just becoming active */
63 vlib_process_signal_event (bm->vlib_main, bond_process_node.index,
64 BOND_SEND_GARP_NA, bif->hw_if_index);
65 clib_spinlock_unlock_if_init (&bif->lockp);
69 * return 1 if s2 is preferred.
70 * return -1 if s1 is preferred.
73 bond_member_sort (void *a1, void *a2)
77 member_if_t *mif1 = bond_get_member_by_sw_if_index (*s1);
78 member_if_t *mif2 = bond_get_member_by_sw_if_index (*s2);
84 * sort entries according to preference rules:
87 * 3. current active member (to prevent churning)
88 * 4. lowest sw_if_index (for deterministic behavior)
91 if (mif2->weight > mif1->weight)
93 if (mif2->weight < mif1->weight)
97 if (mif2->is_local_numa > mif1->is_local_numa)
99 if (mif2->is_local_numa < mif1->is_local_numa)
103 bif = bond_get_bond_if_by_dev_instance (mif1->bif_dev_instance);
104 /* Favor the current active member to avoid churning */
105 if (bif->active_members[0] == mif2->sw_if_index)
107 if (bif->active_members[0] == mif1->sw_if_index)
109 /* go for the tiebreaker as the last resort */
110 if (mif1->sw_if_index > mif2->sw_if_index)
112 if (mif1->sw_if_index < mif2->sw_if_index)
122 bond_sort_members (bond_if_t * bif)
124 bond_main_t *bm = &bond_main;
125 u32 old_active = bif->active_members[0];
127 vec_sort_with_function (bif->active_members, bond_member_sort);
128 if (old_active != bif->active_members[0])
129 vlib_process_signal_event (bm->vlib_main, bond_process_node.index,
130 BOND_SEND_GARP_NA, bif->hw_if_index);
134 bond_enable_collecting_distributing (vlib_main_t * vm, member_if_t * mif)
137 bond_main_t *bm = &bond_main;
138 vnet_main_t *vnm = vnet_get_main ();
139 vnet_hw_interface_t *hw = vnet_get_sup_hw_interface (vnm, mif->sw_if_index);
143 bif = bond_get_bond_if_by_dev_instance (mif->bif_dev_instance);
144 clib_spinlock_lock_if_init (&bif->lockp);
145 vec_foreach_index (i, bif->active_members)
147 p = *vec_elt_at_index (bif->active_members, i);
148 if (p == mif->sw_if_index)
152 if (mif->lacp_enabled && bif->numa_only && (vm->numa_node == hw->numa_node))
154 vec_insert_elts (bif->active_members, &mif->sw_if_index, 1,
155 bif->n_numa_members);
156 bif->n_numa_members++;
159 vec_add1 (bif->active_members, mif->sw_if_index);
161 mif->is_local_numa = (vm->numa_node == hw->numa_node) ? 1 : 0;
162 if (bif->mode == BOND_MODE_ACTIVE_BACKUP)
164 if (vec_len (bif->active_members) == 1)
165 /* First member becomes active? */
166 vlib_process_signal_event (bm->vlib_main, bond_process_node.index,
167 BOND_SEND_GARP_NA, bif->hw_if_index);
169 bond_sort_members (bif);
173 clib_spinlock_unlock_if_init (&bif->lockp);
177 bond_dump_ifs (bond_interface_details_t ** out_bondifs)
179 vnet_main_t *vnm = vnet_get_main ();
180 bond_main_t *bm = &bond_main;
182 vnet_hw_interface_t *hi;
183 bond_interface_details_t *r_bondifs = NULL;
184 bond_interface_details_t *bondif = NULL;
186 pool_foreach (bif, bm->interfaces) {
187 vec_add2(r_bondifs, bondif, 1);
188 clib_memset (bondif, 0, sizeof (*bondif));
189 bondif->id = bif->id;
190 bondif->sw_if_index = bif->sw_if_index;
191 hi = vnet_get_hw_interface (vnm, bif->hw_if_index);
192 clib_memcpy(bondif->interface_name, hi->name,
193 MIN (ARRAY_LEN (bondif->interface_name) - 1,
194 vec_len ((const char *) hi->name)));
195 /* enforce by memset() above */
196 ASSERT(0 == bondif->interface_name[ARRAY_LEN (bondif->interface_name) - 1]);
197 bondif->mode = bif->mode;
198 bondif->lb = bif->lb;
199 bondif->numa_only = bif->numa_only;
200 bondif->active_members = vec_len (bif->active_members);
201 bondif->members = vec_len (bif->members);
204 *out_bondifs = r_bondifs;
210 bond_dump_member_ifs (member_interface_details_t ** out_memberifs,
211 u32 bond_sw_if_index)
213 vnet_main_t *vnm = vnet_get_main ();
215 vnet_hw_interface_t *hi;
216 vnet_sw_interface_t *sw;
217 member_interface_details_t *r_memberifs = NULL;
218 member_interface_details_t *memberif = NULL;
219 u32 *sw_if_index = NULL;
222 bif = bond_get_bond_if_by_sw_if_index (bond_sw_if_index);
226 vec_foreach (sw_if_index, bif->members)
228 vec_add2 (r_memberifs, memberif, 1);
229 clib_memset (memberif, 0, sizeof (*memberif));
230 mif = bond_get_member_by_sw_if_index (*sw_if_index);
233 sw = vnet_get_sw_interface (vnm, mif->sw_if_index);
234 hi = vnet_get_hw_interface (vnm, sw->hw_if_index);
235 clib_memcpy (memberif->interface_name, hi->name,
236 MIN (ARRAY_LEN (memberif->interface_name) - 1,
237 vec_len ((const char *) hi->name)));
238 /* enforce by memset() above */
240 memberif->interface_name[ARRAY_LEN (memberif->interface_name)
242 memberif->sw_if_index = mif->sw_if_index;
243 memberif->is_passive = mif->is_passive;
244 memberif->is_long_timeout = mif->is_long_timeout;
245 memberif->is_local_numa = mif->is_local_numa;
246 memberif->weight = mif->weight;
249 *out_memberifs = r_memberifs;
255 * Manage secondary mac addresses when attaching/detaching a member.
256 * If adding, copy any secondary addresses from bond interface to member.
257 * If deleting, delete the bond interface's secondary addresses from the
261 bond_member_add_del_mac_addrs (bond_if_t * bif, u32 mif_sw_if_index,
264 vnet_main_t *vnm = vnet_get_main ();
265 ethernet_interface_t *b_ei;
266 ethernet_interface_address_t *sec_mac;
267 vnet_hw_interface_t *s_hwif;
269 b_ei = ethernet_get_interface (ðernet_main, bif->hw_if_index);
270 if (!b_ei || !b_ei->secondary_addrs)
273 s_hwif = vnet_get_sup_hw_interface (vnm, mif_sw_if_index);
275 vec_foreach (sec_mac, b_ei->secondary_addrs)
276 vnet_hw_interface_add_del_mac_address (vnm, s_hwif->hw_if_index,
277 sec_mac->mac.bytes, is_add);
281 bond_delete_neighbor (vlib_main_t * vm, bond_if_t * bif, member_if_t * mif)
283 bond_main_t *bm = &bond_main;
284 vnet_main_t *vnm = vnet_get_main ();
286 vnet_hw_interface_t *mif_hw;
288 mif_hw = vnet_get_sup_hw_interface (vnm, mif->sw_if_index);
290 bif->port_number_bitmap =
291 clib_bitmap_set (bif->port_number_bitmap,
292 ntohs (mif->actor_admin.port_number) - 1, 0);
293 bm->member_by_sw_if_index[mif->sw_if_index] = 0;
294 vec_free (mif->last_marker_pkt);
295 vec_free (mif->last_rx_pkt);
296 vec_foreach_index (i, bif->members)
298 uword p = *vec_elt_at_index (bif->members, i);
299 if (p == mif->sw_if_index)
301 vec_del1 (bif->members, i);
306 bond_disable_collecting_distributing (vm, mif);
308 vnet_feature_enable_disable ("device-input", "bond-input",
309 mif->sw_if_index, 0, 0, 0);
311 /* Put back the old mac */
312 vnet_hw_interface_change_mac_address (vnm, mif_hw->hw_if_index,
313 mif->persistent_hw_address);
315 /* delete the bond's secondary/virtual mac addrs from the member */
316 bond_member_add_del_mac_addrs (bif, mif->sw_if_index, 0 /* is_add */ );
319 if ((bif->mode == BOND_MODE_LACP) && bm->lacp_enable_disable)
320 (*bm->lacp_enable_disable) (vm, bif, mif, 0);
322 if (bif->mode == BOND_MODE_LACP)
324 vlib_stats_remove_entry (
325 bm->stats[bif->sw_if_index][mif->sw_if_index].actor_state);
326 vlib_stats_remove_entry (
327 bm->stats[bif->sw_if_index][mif->sw_if_index].partner_state);
330 pool_put (bm->neighbors, mif);
334 bond_delete_if (vlib_main_t * vm, u32 sw_if_index)
336 bond_main_t *bm = &bond_main;
337 vnet_main_t *vnm = vnet_get_main ();
340 vnet_hw_interface_t *hw;
341 u32 *mif_sw_if_index;
344 hw = vnet_get_sup_hw_interface (vnm, sw_if_index);
345 if (hw == NULL || bond_dev_class.index != hw->dev_class_index)
346 return VNET_API_ERROR_INVALID_SW_IF_INDEX;
348 bif = bond_get_bond_if_by_dev_instance (hw->dev_instance);
350 vec_append (s_list, bif->members);
351 vec_foreach (mif_sw_if_index, s_list)
353 mif = bond_get_member_by_sw_if_index (*mif_sw_if_index);
355 bond_delete_neighbor (vm, bif, mif);
359 /* bring down the interface */
360 vnet_hw_interface_set_flags (vnm, bif->hw_if_index, 0);
361 vnet_sw_interface_set_flags (vnm, bif->sw_if_index, 0);
363 ethernet_delete_interface (vnm, bif->hw_if_index);
365 clib_bitmap_free (bif->port_number_bitmap);
366 hash_unset (bm->bond_by_sw_if_index, bif->sw_if_index);
367 hash_unset (bm->id_used, bif->id);
368 clib_memset (bif, 0, sizeof (*bif));
369 pool_put (bm->interfaces, bif);
375 bond_create_if (vlib_main_t * vm, bond_create_if_args_t * args)
377 vnet_eth_interface_registration_t eir = {};
378 bond_main_t *bm = &bond_main;
379 vnet_main_t *vnm = vnet_get_main ();
380 vnet_sw_interface_t *sw;
383 if ((args->mode == BOND_MODE_LACP) && bm->lacp_plugin_loaded == 0)
385 args->rv = VNET_API_ERROR_FEATURE_DISABLED;
386 args->error = clib_error_return (0, "LACP plugin is not loaded");
389 if (args->mode > BOND_MODE_LACP || args->mode < BOND_MODE_ROUND_ROBIN)
391 args->rv = VNET_API_ERROR_INVALID_ARGUMENT;
392 args->error = clib_error_return (0, "Invalid mode");
395 if (args->lb > BOND_LB_L23)
397 args->rv = VNET_API_ERROR_INVALID_ARGUMENT;
398 args->error = clib_error_return (0, "Invalid load-balance");
401 pool_get (bm->interfaces, bif);
402 clib_memset (bif, 0, sizeof (*bif));
403 bif->dev_instance = bif - bm->interfaces;
406 bif->mode = args->mode;
407 bif->gso = args->gso;
409 if (bif->lb == BOND_LB_L2)
411 vnet_hash_function_from_name ("hash-eth-l2", VNET_HASH_FN_TYPE_ETHERNET);
412 else if (bif->lb == BOND_LB_L34)
413 bif->hash_func = vnet_hash_function_from_name ("hash-eth-l34",
414 VNET_HASH_FN_TYPE_ETHERNET);
415 else if (bif->lb == BOND_LB_L23)
416 bif->hash_func = vnet_hash_function_from_name ("hash-eth-l23",
417 VNET_HASH_FN_TYPE_ETHERNET);
419 // Adjust requested interface id
421 bif->id = bif->dev_instance;
422 if (hash_get (bm->id_used, bif->id))
424 args->rv = VNET_API_ERROR_INSTANCE_IN_USE;
425 pool_put (bm->interfaces, bif);
428 hash_set (bm->id_used, bif->id, 1);
430 // Special load-balance mode used for rr and bc
431 if (bif->mode == BOND_MODE_ROUND_ROBIN)
432 bif->lb = BOND_LB_RR;
433 else if (bif->mode == BOND_MODE_BROADCAST)
434 bif->lb = BOND_LB_BC;
435 else if (bif->mode == BOND_MODE_ACTIVE_BACKUP)
436 bif->lb = BOND_LB_AB;
438 bif->use_custom_mac = args->hw_addr_set;
439 if (!args->hw_addr_set)
441 f64 now = vlib_time_now (vm);
443 rnd = (u32) (now * 1e6);
444 rnd = random_u32 (&rnd);
446 memcpy (args->hw_addr + 2, &rnd, sizeof (rnd));
447 args->hw_addr[0] = 2;
448 args->hw_addr[1] = 0xfe;
450 memcpy (bif->hw_address, args->hw_addr, 6);
452 eir.dev_class_index = bond_dev_class.index;
453 eir.dev_instance = bif->dev_instance;
454 eir.address = bif->hw_address;
455 bif->hw_if_index = vnet_eth_register_interface (vnm, &eir);
457 sw = vnet_get_hw_sw_interface (vnm, bif->hw_if_index);
458 bif->sw_if_index = sw->sw_if_index;
459 bif->group = bif->sw_if_index;
460 bif->numa_only = args->numa_only;
463 * Add GSO and Checksum offload flags if GSO is enabled on Bond
467 vnet_hw_if_set_caps (vnm, bif->hw_if_index,
468 VNET_HW_IF_CAP_TCP_GSO |
469 VNET_HW_IF_CAP_TX_TCP_CKSUM |
470 VNET_HW_IF_CAP_TX_UDP_CKSUM);
472 if (vlib_get_thread_main ()->n_vlib_mains > 1)
473 clib_spinlock_init (&bif->lockp);
475 vnet_hw_interface_set_flags (vnm, bif->hw_if_index,
476 VNET_HW_INTERFACE_FLAG_LINK_UP);
478 hash_set (bm->bond_by_sw_if_index, bif->sw_if_index, bif->dev_instance);
481 args->sw_if_index = bif->sw_if_index;
485 static clib_error_t *
486 bond_create_command_fn (vlib_main_t * vm, unformat_input_t * input,
487 vlib_cli_command_t * cmd)
489 unformat_input_t _line_input, *line_input = &_line_input;
490 bond_create_if_args_t args = { 0 };
493 /* Get a line of input. */
494 if (!unformat_user (input, unformat_line_input, line_input))
495 return clib_error_return (0, "Missing required arguments.");
499 args.lb = BOND_LB_L2;
501 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
503 if (unformat (line_input, "mode %U", unformat_bond_mode, &args.mode))
505 else if (((args.mode == BOND_MODE_LACP) || (args.mode == BOND_MODE_XOR))
506 && unformat (line_input, "load-balance %U",
507 unformat_bond_load_balance, &args.lb))
509 else if (unformat (line_input, "hw-addr %U",
510 unformat_ethernet_address, args.hw_addr))
511 args.hw_addr_set = 1;
512 else if (unformat (line_input, "id %u", &args.id))
514 else if (unformat (line_input, "gso"))
516 else if (unformat (line_input, "numa-only"))
518 if (args.mode == BOND_MODE_LACP)
522 unformat_free (line_input);
523 return clib_error_return (
524 0, "Only lacp mode supports numa-only so far!");
529 unformat_free (line_input);
530 return clib_error_return (0, "unknown input `%U'",
531 format_unformat_error, input);
534 unformat_free (line_input);
536 if (mode_is_set == 0)
537 return clib_error_return (0, "Missing bond mode");
539 bond_create_if (vm, &args);
542 vlib_cli_output (vm, "%U\n", format_vnet_sw_if_index_name,
543 vnet_get_main (), args.sw_if_index);
548 VLIB_CLI_COMMAND (bond_create_command, static) = {
549 .path = "create bond",
550 .short_help = "create bond mode {round-robin | active-backup | broadcast | "
551 "{lacp | xor} [load-balance { l2 | l23 | l34 } [numa-only]]} "
552 "[hw-addr <mac-address>] [id <if-id>] [gso]",
553 .function = bond_create_command_fn,
556 static clib_error_t *
557 bond_delete_command_fn (vlib_main_t * vm, unformat_input_t * input,
558 vlib_cli_command_t * cmd)
560 unformat_input_t _line_input, *line_input = &_line_input;
561 u32 sw_if_index = ~0;
562 vnet_main_t *vnm = vnet_get_main ();
565 /* Get a line of input. */
566 if (!unformat_user (input, unformat_line_input, line_input))
567 return clib_error_return (0, "Missing <interface>");
569 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
571 if (unformat (line_input, "sw_if_index %d", &sw_if_index))
573 else if (unformat (line_input, "%U", unformat_vnet_sw_interface,
577 return clib_error_return (0, "unknown input `%U'",
578 format_unformat_error, input);
580 unformat_free (line_input);
582 if (sw_if_index == ~0)
583 return clib_error_return (0,
584 "please specify interface name or sw_if_index");
586 rv = bond_delete_if (vm, sw_if_index);
587 if (rv == VNET_API_ERROR_INVALID_SW_IF_INDEX)
588 return clib_error_return (0, "not a bond interface");
590 return clib_error_return (0, "error on deleting bond interface");
595 VLIB_CLI_COMMAND (bond_delete__command, static) =
597 .path = "delete bond",
598 .short_help = "delete bond {<interface> | sw_if_index <sw_idx>}",
599 .function = bond_delete_command_fn,
603 bond_add_member (vlib_main_t * vm, bond_add_member_args_t * args)
605 bond_main_t *bm = &bond_main;
606 vnet_main_t *vnm = vnet_get_main ();
609 vnet_interface_main_t *im = &vnm->interface_main;
610 vnet_hw_interface_t *bif_hw, *mif_hw;
611 vnet_sw_interface_t *sw;
615 bif = bond_get_bond_if_by_sw_if_index (args->group);
618 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
619 args->error = clib_error_return (0, "bond interface not found");
622 // make sure the interface is not already added as member
623 if (bond_get_member_by_sw_if_index (args->member))
625 args->rv = VNET_API_ERROR_VALUE_EXIST;
626 args->error = clib_error_return
627 (0, "interface was already added as member");
630 mif_hw = vnet_get_sup_hw_interface (vnm, args->member);
631 if (mif_hw->dev_class_index == bond_dev_class.index)
633 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
635 clib_error_return (0, "bond interface cannot be added as member");
638 if (bif->gso && !(mif_hw->caps & VNET_HW_IF_CAP_TCP_GSO))
640 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
642 clib_error_return (0, "member interface is not gso capable");
645 if (bif->mode == BOND_MODE_LACP)
647 u32 actor_idx, partner_idx;
649 actor_idx = vlib_stats_add_gauge ("/if/lacp/%u/%u/state",
650 bif->sw_if_index, args->member);
653 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
657 partner_idx = vlib_stats_add_gauge ("/if/lacp/%u/%u/partner-state",
658 bif->sw_if_index, args->member);
659 if (partner_idx == ~0)
661 vlib_stats_remove_entry (actor_idx);
662 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
666 vec_validate (bm->stats, bif->sw_if_index);
667 vec_validate (bm->stats[bif->sw_if_index], args->member);
668 bm->stats[bif->sw_if_index][args->member].actor_state = actor_idx;
669 bm->stats[bif->sw_if_index][args->member].partner_state = partner_idx;
672 pool_get (bm->neighbors, mif);
673 clib_memset (mif, 0, sizeof (*mif));
674 sw = pool_elt_at_index (im->sw_interfaces, args->member);
675 /* port_enabled is both admin up and hw link up */
676 mif->port_enabled = vnet_sw_interface_is_up (vnm, sw->sw_if_index);
677 mif->sw_if_index = sw->sw_if_index;
678 mif->hw_if_index = sw->hw_if_index;
679 mif->packet_template_index = (u8) ~ 0;
680 mif->is_passive = args->is_passive;
681 mif->group = args->group;
682 mif->bif_dev_instance = bif->dev_instance;
683 mif->mode = bif->mode;
685 mif->is_long_timeout = args->is_long_timeout;
686 if (args->is_long_timeout)
687 mif->ttl_in_seconds = LACP_LONG_TIMOUT_TIME;
689 mif->ttl_in_seconds = LACP_SHORT_TIMOUT_TIME;
691 vec_validate_aligned (bm->member_by_sw_if_index, mif->sw_if_index,
692 CLIB_CACHE_LINE_BYTES);
694 * mif - bm->neighbors may be 0
695 * Left shift it by 1 bit to distinguish the valid entry that we actually
696 * store from the null entries
698 bm->member_by_sw_if_index[mif->sw_if_index] =
699 (uword) (((mif - bm->neighbors) << 1) | 1);
700 vec_add1 (bif->members, mif->sw_if_index);
702 mif_hw = vnet_get_sup_hw_interface (vnm, mif->sw_if_index);
704 /* Save the old mac */
705 memcpy (mif->persistent_hw_address, mif_hw->hw_address, 6);
706 bif_hw = vnet_get_sup_hw_interface (vnm, bif->sw_if_index);
707 if (bif->use_custom_mac)
709 vnet_hw_interface_change_mac_address (vnm, mif_hw->hw_if_index,
714 // bond interface gets the mac address from the first member
715 if (vec_len (bif->members) == 1)
717 memcpy (bif->hw_address, mif_hw->hw_address, 6);
718 vnet_hw_interface_change_mac_address (vnm, bif_hw->hw_if_index,
723 // subsequent members gets the mac address of the bond interface
724 vnet_hw_interface_change_mac_address (vnm, mif_hw->hw_if_index,
729 /* if there are secondary/virtual mac addrs, propagate to the member */
730 bond_member_add_del_mac_addrs (bif, mif->sw_if_index, 1 /* is_add */ );
732 if (bif_hw->l2_if_count)
733 ethernet_set_flags (vnm, mif_hw->hw_if_index,
734 ETHERNET_INTERFACE_FLAG_ACCEPT_ALL);
736 ethernet_set_flags (vnm, mif_hw->hw_if_index,
737 /*ETHERNET_INTERFACE_FLAG_DEFAULT_L3 */ 0);
739 if (bif->mode == BOND_MODE_LACP)
741 if (bm->lacp_enable_disable)
742 (*bm->lacp_enable_disable) (vm, bif, mif, 1);
744 else if (mif->port_enabled)
746 bond_enable_collecting_distributing (vm, mif);
749 vec_foreach_index (thread_index, bm->per_thread_data)
751 bond_per_thread_data_t *ptd = vec_elt_at_index (bm->per_thread_data,
754 vec_validate_aligned (ptd->per_port_queue, vec_len (bif->members) - 1,
755 CLIB_CACHE_LINE_BYTES);
757 vec_foreach_index (mif_if_index, ptd->per_port_queue)
759 ptd->per_port_queue[mif_if_index].n_buffers = 0;
763 args->rv = vnet_feature_enable_disable ("device-input", "bond-input",
764 mif->sw_if_index, 1, 0, 0);
769 clib_error_return (0,
770 "Error encountered on input feature arc enable");
774 static clib_error_t *
775 add_member_interface_command_fn (vlib_main_t * vm, unformat_input_t * input,
776 vlib_cli_command_t * cmd)
778 bond_add_member_args_t args = { 0 };
779 unformat_input_t _line_input, *line_input = &_line_input;
780 vnet_main_t *vnm = vnet_get_main ();
782 /* Get a line of input. */
783 if (!unformat_user (input, unformat_line_input, line_input))
784 return clib_error_return (0, "Missing required arguments.");
788 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
790 if (unformat (line_input, "%U %U",
791 unformat_vnet_sw_interface, vnm, &args.group,
792 unformat_vnet_sw_interface, vnm, &args.member))
794 else if (unformat (line_input, "passive"))
796 else if (unformat (line_input, "long-timeout"))
797 args.is_long_timeout = 1;
800 args.error = clib_error_return (0, "unknown input `%U'",
801 format_unformat_error, input);
805 unformat_free (line_input);
809 if (args.group == ~0)
810 return clib_error_return (0, "Missing bond interface");
811 if (args.member == ~0)
812 return clib_error_return (0,
813 "please specify valid member interface name");
815 bond_add_member (vm, &args);
820 VLIB_CLI_COMMAND (add_member_interface_command, static) = {
822 .short_help = "bond add <BondEthernetx> <member-interface> "
823 "[passive] [long-timeout]",
824 .function = add_member_interface_command_fn,
828 bond_detach_member (vlib_main_t * vm, bond_detach_member_args_t * args)
833 mif = bond_get_member_by_sw_if_index (args->member);
836 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
837 args->error = clib_error_return (0, "interface was not a member");
840 bif = bond_get_bond_if_by_dev_instance (mif->bif_dev_instance);
841 bond_delete_neighbor (vm, bif, mif);
844 static clib_error_t *
845 detach_interface_command_fn (vlib_main_t * vm, unformat_input_t * input,
846 vlib_cli_command_t * cmd)
848 bond_detach_member_args_t args = { 0 };
849 unformat_input_t _line_input, *line_input = &_line_input;
850 vnet_main_t *vnm = vnet_get_main ();
852 /* Get a line of input. */
853 if (!unformat_user (input, unformat_line_input, line_input))
854 return clib_error_return (0, "Missing required arguments.");
857 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
859 if (unformat (line_input, "%U",
860 unformat_vnet_sw_interface, vnm, &args.member))
864 args.error = clib_error_return (0, "unknown input `%U'",
865 format_unformat_error, input);
869 unformat_free (line_input);
873 if (args.member == ~0)
874 return clib_error_return (0,
875 "please specify valid member interface name");
877 bond_detach_member (vm, &args);
882 VLIB_CLI_COMMAND (detach_interface_command, static) = {
884 .short_help = "bond del <member-interface>",
885 .function = detach_interface_command_fn,
889 show_bond (vlib_main_t * vm)
891 bond_main_t *bm = &bond_main;
894 vlib_cli_output (vm, "%-16s %-12s %-13s %-13s %-14s %s",
895 "interface name", "sw_if_index", "mode",
896 "load balance", "active members", "members");
898 pool_foreach (bif, bm->interfaces)
900 vlib_cli_output (vm, "%-16U %-12d %-13U %-13U %-14u %u",
901 format_bond_interface_name, bif->dev_instance,
902 bif->sw_if_index, format_bond_mode, bif->mode,
903 format_bond_load_balance, bif->lb,
904 vec_len (bif->active_members), vec_len (bif->members));
909 show_bond_details (vlib_main_t * vm)
911 bond_main_t *bm = &bond_main;
915 pool_foreach (bif, bm->interfaces)
917 vlib_cli_output (vm, "%U", format_bond_interface_name, bif->dev_instance);
918 vlib_cli_output (vm, " mode: %U",
919 format_bond_mode, bif->mode);
920 vlib_cli_output (vm, " load balance: %U",
921 format_bond_load_balance, bif->lb);
923 vlib_cli_output (vm, " gso enable");
924 if (bif->mode == BOND_MODE_ROUND_ROBIN)
925 vlib_cli_output (vm, " last xmit member index: %u",
926 bif->lb_rr_last_index);
927 vlib_cli_output (vm, " number of active members: %d",
928 vec_len (bif->active_members));
929 vec_foreach (sw_if_index, bif->active_members)
931 vlib_cli_output (vm, " %U", format_vnet_sw_if_index_name,
932 vnet_get_main (), *sw_if_index);
933 if (bif->mode == BOND_MODE_ACTIVE_BACKUP)
935 member_if_t *mif = bond_get_member_by_sw_if_index (*sw_if_index);
937 vlib_cli_output (vm, " weight: %u, is_local_numa: %u, "
938 "sw_if_index: %u", mif->weight,
939 mif->is_local_numa, mif->sw_if_index);
942 vlib_cli_output (vm, " number of members: %d", vec_len (bif->members));
943 vec_foreach (sw_if_index, bif->members)
945 vlib_cli_output (vm, " %U", format_vnet_sw_if_index_name,
946 vnet_get_main (), *sw_if_index);
948 vlib_cli_output (vm, " device instance: %d", bif->dev_instance);
949 vlib_cli_output (vm, " interface id: %d", bif->id);
950 vlib_cli_output (vm, " sw_if_index: %d", bif->sw_if_index);
951 vlib_cli_output (vm, " hw_if_index: %d", bif->hw_if_index);
955 static clib_error_t *
956 show_bond_fn (vlib_main_t * vm, unformat_input_t * input,
957 vlib_cli_command_t * cmd)
961 while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
963 if (unformat (input, "details"))
967 return clib_error_return (0, "unknown input `%U'",
968 format_unformat_error, input);
973 show_bond_details (vm);
980 VLIB_CLI_COMMAND (show_bond_command, static) = {
982 .short_help = "show bond [details]",
983 .function = show_bond_fn,
987 bond_set_intf_weight (vlib_main_t * vm, bond_set_intf_weight_args_t * args)
994 mif = bond_get_member_by_sw_if_index (args->sw_if_index);
997 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
998 args->error = clib_error_return (0, "Interface not a member");
1001 bif = bond_get_bond_if_by_dev_instance (mif->bif_dev_instance);
1004 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
1005 args->error = clib_error_return (0, "bond interface not found");
1008 if (bif->mode != BOND_MODE_ACTIVE_BACKUP)
1010 args->rv = VNET_API_ERROR_INVALID_ARGUMENT;
1012 clib_error_return (0, "Weight valid for active-backup only");
1016 old_weight = mif->weight;
1017 mif->weight = args->weight;
1018 vnm = vnet_get_main ();
1020 * No need to sort the list if the affected member is not up (not in active
1021 * member set), active member count is 1, or the current member is already the
1022 * primary member and new weight > old weight.
1024 if (!vnet_sw_interface_is_up (vnm, mif->sw_if_index) ||
1025 (vec_len (bif->active_members) == 1) ||
1026 ((bif->active_members[0] == mif->sw_if_index) &&
1027 (mif->weight >= old_weight)))
1030 bond_sort_members (bif);
1033 static clib_error_t *
1034 bond_set_intf_cmd (vlib_main_t * vm, unformat_input_t * input,
1035 vlib_cli_command_t * cmd)
1037 bond_set_intf_weight_args_t args = { 0 };
1038 u32 sw_if_index = (u32) ~ 0;
1039 unformat_input_t _line_input, *line_input = &_line_input;
1040 vnet_main_t *vnm = vnet_get_main ();
1041 u8 weight_enter = 0;
1044 /* Get a line of input. */
1045 if (!unformat_user (input, unformat_line_input, line_input))
1046 return clib_error_return (0, "Missing required arguments.");
1048 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
1050 if (unformat (line_input, "sw_if_index %d", &sw_if_index))
1052 else if (unformat (line_input, "%U", unformat_vnet_sw_interface, vnm,
1055 else if (unformat (line_input, "weight %u", &weight))
1059 clib_error_return (0, "unknown input `%U'", format_unformat_error,
1065 unformat_free (line_input);
1066 if (sw_if_index == (u32) ~ 0)
1068 args.rv = VNET_API_ERROR_INVALID_INTERFACE;
1069 clib_error_return (0, "Interface name is invalid!");
1071 if (weight_enter == 0)
1073 args.rv = VNET_API_ERROR_INVALID_ARGUMENT;
1074 clib_error_return (0, "weight missing");
1077 args.sw_if_index = sw_if_index;
1078 args.weight = weight;
1079 bond_set_intf_weight (vm, &args);
1084 VLIB_CLI_COMMAND(set_interface_bond_cmd, static) = {
1085 .path = "set interface bond",
1086 .short_help = "set interface bond <interface> | sw_if_index <idx>"
1088 .function = bond_set_intf_cmd,
1092 bond_cli_init (vlib_main_t * vm)
1094 bond_main_t *bm = &bond_main;
1097 bm->vnet_main = vnet_get_main ();
1098 vec_validate_aligned (bm->member_by_sw_if_index, 1, CLIB_CACHE_LINE_BYTES);
1099 vec_validate_aligned (bm->per_thread_data,
1100 vlib_get_thread_main ()->n_vlib_mains - 1,
1101 CLIB_CACHE_LINE_BYTES);
1106 VLIB_INIT_FUNCTION (bond_cli_init);
1109 * fd.io coding-style-patch-verification: ON
1112 * eval: (c-set-style "gnu")