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 <vpp/stats/stat_segment.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;
187 pool_foreach (bif, bm->interfaces) {
188 vec_add2(r_bondifs, bondif, 1);
189 clib_memset (bondif, 0, sizeof (*bondif));
190 bondif->id = bif->id;
191 bondif->sw_if_index = bif->sw_if_index;
192 hi = vnet_get_hw_interface (vnm, bif->hw_if_index);
193 clib_memcpy(bondif->interface_name, hi->name,
194 MIN (ARRAY_LEN (bondif->interface_name) - 1,
195 vec_len ((const char *) hi->name)));
196 /* enforce by memset() above */
197 ASSERT(0 == bondif->interface_name[ARRAY_LEN (bondif->interface_name) - 1]);
198 bondif->mode = bif->mode;
199 bondif->lb = bif->lb;
200 bondif->numa_only = bif->numa_only;
201 bondif->active_members = vec_len (bif->active_members);
202 bondif->members = vec_len (bif->members);
206 *out_bondifs = r_bondifs;
212 bond_dump_member_ifs (member_interface_details_t ** out_memberifs,
213 u32 bond_sw_if_index)
215 vnet_main_t *vnm = vnet_get_main ();
217 vnet_hw_interface_t *hi;
218 vnet_sw_interface_t *sw;
219 member_interface_details_t *r_memberifs = NULL;
220 member_interface_details_t *memberif = NULL;
221 u32 *sw_if_index = NULL;
224 bif = bond_get_bond_if_by_sw_if_index (bond_sw_if_index);
228 vec_foreach (sw_if_index, bif->members)
230 vec_add2 (r_memberifs, memberif, 1);
231 clib_memset (memberif, 0, sizeof (*memberif));
232 mif = bond_get_member_by_sw_if_index (*sw_if_index);
235 sw = vnet_get_sw_interface (vnm, mif->sw_if_index);
236 hi = vnet_get_hw_interface (vnm, sw->hw_if_index);
237 clib_memcpy (memberif->interface_name, hi->name,
238 MIN (ARRAY_LEN (memberif->interface_name) - 1,
239 vec_len ((const char *) hi->name)));
240 /* enforce by memset() above */
242 memberif->interface_name[ARRAY_LEN (memberif->interface_name)
244 memberif->sw_if_index = mif->sw_if_index;
245 memberif->is_passive = mif->is_passive;
246 memberif->is_long_timeout = mif->is_long_timeout;
247 memberif->is_local_numa = mif->is_local_numa;
248 memberif->weight = mif->weight;
251 *out_memberifs = r_memberifs;
257 * Manage secondary mac addresses when attaching/detaching a member.
258 * If adding, copy any secondary addresses from bond interface to member.
259 * If deleting, delete the bond interface's secondary addresses from the
263 bond_member_add_del_mac_addrs (bond_if_t * bif, u32 mif_sw_if_index,
266 vnet_main_t *vnm = vnet_get_main ();
267 ethernet_interface_t *b_ei;
268 ethernet_interface_address_t *sec_mac;
269 vnet_hw_interface_t *s_hwif;
271 b_ei = ethernet_get_interface (ðernet_main, bif->hw_if_index);
272 if (!b_ei || !b_ei->secondary_addrs)
275 s_hwif = vnet_get_sup_hw_interface (vnm, mif_sw_if_index);
277 vec_foreach (sec_mac, b_ei->secondary_addrs)
278 vnet_hw_interface_add_del_mac_address (vnm, s_hwif->hw_if_index,
279 sec_mac->mac.bytes, is_add);
283 bond_delete_neighbor (vlib_main_t * vm, bond_if_t * bif, member_if_t * mif)
285 bond_main_t *bm = &bond_main;
286 vnet_main_t *vnm = vnet_get_main ();
288 vnet_hw_interface_t *mif_hw;
290 mif_hw = vnet_get_sup_hw_interface (vnm, mif->sw_if_index);
292 bif->port_number_bitmap =
293 clib_bitmap_set (bif->port_number_bitmap,
294 ntohs (mif->actor_admin.port_number) - 1, 0);
295 bm->member_by_sw_if_index[mif->sw_if_index] = 0;
296 vec_free (mif->last_marker_pkt);
297 vec_free (mif->last_rx_pkt);
298 vec_foreach_index (i, bif->members)
300 uword p = *vec_elt_at_index (bif->members, i);
301 if (p == mif->sw_if_index)
303 vec_del1 (bif->members, i);
308 bond_disable_collecting_distributing (vm, mif);
310 vnet_feature_enable_disable ("device-input", "bond-input",
311 mif->sw_if_index, 0, 0, 0);
313 /* Put back the old mac */
314 vnet_hw_interface_change_mac_address (vnm, mif_hw->hw_if_index,
315 mif->persistent_hw_address);
317 /* delete the bond's secondary/virtual mac addrs from the member */
318 bond_member_add_del_mac_addrs (bif, mif->sw_if_index, 0 /* is_add */ );
321 if ((bif->mode == BOND_MODE_LACP) && bm->lacp_enable_disable)
322 (*bm->lacp_enable_disable) (vm, bif, mif, 0);
324 if (bif->mode == BOND_MODE_LACP)
326 stat_segment_deregister_state_counter
327 (bm->stats[bif->sw_if_index][mif->sw_if_index].actor_state);
328 stat_segment_deregister_state_counter
329 (bm->stats[bif->sw_if_index][mif->sw_if_index].partner_state);
332 pool_put (bm->neighbors, mif);
336 bond_delete_if (vlib_main_t * vm, u32 sw_if_index)
338 bond_main_t *bm = &bond_main;
339 vnet_main_t *vnm = vnet_get_main ();
342 vnet_hw_interface_t *hw;
343 u32 *mif_sw_if_index;
346 hw = vnet_get_sup_hw_interface (vnm, sw_if_index);
347 if (hw == NULL || bond_dev_class.index != hw->dev_class_index)
348 return VNET_API_ERROR_INVALID_SW_IF_INDEX;
350 bif = bond_get_bond_if_by_dev_instance (hw->dev_instance);
352 vec_append (s_list, bif->members);
353 vec_foreach (mif_sw_if_index, s_list)
355 mif = bond_get_member_by_sw_if_index (*mif_sw_if_index);
357 bond_delete_neighbor (vm, bif, mif);
361 /* bring down the interface */
362 vnet_hw_interface_set_flags (vnm, bif->hw_if_index, 0);
363 vnet_sw_interface_set_flags (vnm, bif->sw_if_index, 0);
365 ethernet_delete_interface (vnm, bif->hw_if_index);
367 clib_bitmap_free (bif->port_number_bitmap);
368 hash_unset (bm->bond_by_sw_if_index, bif->sw_if_index);
369 hash_unset (bm->id_used, bif->id);
370 clib_memset (bif, 0, sizeof (*bif));
371 pool_put (bm->interfaces, bif);
377 bond_create_if (vlib_main_t * vm, bond_create_if_args_t * args)
379 bond_main_t *bm = &bond_main;
380 vnet_main_t *vnm = vnet_get_main ();
381 vnet_sw_interface_t *sw;
383 vnet_hw_interface_t *hw;
385 if ((args->mode == BOND_MODE_LACP) && bm->lacp_plugin_loaded == 0)
387 args->rv = VNET_API_ERROR_FEATURE_DISABLED;
388 args->error = clib_error_return (0, "LACP plugin is not loaded");
391 if (args->mode > BOND_MODE_LACP || args->mode < BOND_MODE_ROUND_ROBIN)
393 args->rv = VNET_API_ERROR_INVALID_ARGUMENT;
394 args->error = clib_error_return (0, "Invalid mode");
397 if (args->lb > BOND_LB_L23)
399 args->rv = VNET_API_ERROR_INVALID_ARGUMENT;
400 args->error = clib_error_return (0, "Invalid load-balance");
403 pool_get (bm->interfaces, bif);
404 clib_memset (bif, 0, sizeof (*bif));
405 bif->dev_instance = bif - bm->interfaces;
408 bif->mode = args->mode;
409 bif->gso = args->gso;
411 // Adjust requested interface id
413 bif->id = bif->dev_instance;
414 if (hash_get (bm->id_used, bif->id))
416 args->rv = VNET_API_ERROR_INSTANCE_IN_USE;
417 pool_put (bm->interfaces, bif);
420 hash_set (bm->id_used, bif->id, 1);
422 // Special load-balance mode used for rr and bc
423 if (bif->mode == BOND_MODE_ROUND_ROBIN)
424 bif->lb = BOND_LB_RR;
425 else if (bif->mode == BOND_MODE_BROADCAST)
426 bif->lb = BOND_LB_BC;
427 else if (bif->mode == BOND_MODE_ACTIVE_BACKUP)
428 bif->lb = BOND_LB_AB;
430 bif->use_custom_mac = args->hw_addr_set;
431 if (!args->hw_addr_set)
433 f64 now = vlib_time_now (vm);
435 rnd = (u32) (now * 1e6);
436 rnd = random_u32 (&rnd);
438 memcpy (args->hw_addr + 2, &rnd, sizeof (rnd));
439 args->hw_addr[0] = 2;
440 args->hw_addr[1] = 0xfe;
442 memcpy (bif->hw_address, args->hw_addr, 6);
443 args->error = ethernet_register_interface
444 (vnm, bond_dev_class.index, bif->dev_instance /* device instance */ ,
445 bif->hw_address /* ethernet address */ ,
446 &bif->hw_if_index, 0 /* flag change */ );
450 args->rv = VNET_API_ERROR_INVALID_REGISTRATION;
451 hash_unset (bm->id_used, bif->id);
452 pool_put (bm->interfaces, bif);
456 sw = vnet_get_hw_sw_interface (vnm, bif->hw_if_index);
457 bif->sw_if_index = sw->sw_if_index;
458 bif->group = bif->sw_if_index;
459 bif->numa_only = args->numa_only;
461 hw = vnet_get_hw_interface (vnm, bif->hw_if_index);
463 * Add GSO and Checksum offload flags if GSO is enabled on Bond
467 hw->caps |= (VNET_HW_INTERFACE_CAP_SUPPORTS_TCP_GSO |
468 VNET_HW_INTERFACE_CAP_SUPPORTS_TX_TCP_CKSUM |
469 VNET_HW_INTERFACE_CAP_SUPPORTS_TX_UDP_CKSUM);
471 if (vlib_get_thread_main ()->n_vlib_mains > 1)
472 clib_spinlock_init (&bif->lockp);
474 vnet_hw_interface_set_flags (vnm, bif->hw_if_index,
475 VNET_HW_INTERFACE_FLAG_LINK_UP);
477 hash_set (bm->bond_by_sw_if_index, bif->sw_if_index, bif->dev_instance);
480 args->sw_if_index = bif->sw_if_index;
484 static clib_error_t *
485 bond_create_command_fn (vlib_main_t * vm, unformat_input_t * input,
486 vlib_cli_command_t * cmd)
488 unformat_input_t _line_input, *line_input = &_line_input;
489 bond_create_if_args_t args = { 0 };
492 /* Get a line of input. */
493 if (!unformat_user (input, unformat_line_input, line_input))
494 return clib_error_return (0, "Missing required arguments.");
498 args.lb = BOND_LB_L2;
500 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
502 if (unformat (line_input, "mode %U", unformat_bond_mode, &args.mode))
504 else if (((args.mode == BOND_MODE_LACP) || (args.mode == BOND_MODE_XOR))
505 && unformat (line_input, "load-balance %U",
506 unformat_bond_load_balance, &args.lb))
508 else if (unformat (line_input, "hw-addr %U",
509 unformat_ethernet_address, args.hw_addr))
510 args.hw_addr_set = 1;
511 else if (unformat (line_input, "id %u", &args.id))
513 else if (unformat (line_input, "gso"))
515 else if (unformat (line_input, "numa-only"))
517 if (args.mode == BOND_MODE_LACP)
520 return clib_error_return (0,
521 "Only lacp mode supports numa-only so far!");
524 return clib_error_return (0, "unknown input `%U'",
525 format_unformat_error, input);
527 unformat_free (line_input);
529 if (mode_is_set == 0)
530 return clib_error_return (0, "Missing bond mode");
532 bond_create_if (vm, &args);
535 vlib_cli_output (vm, "%U\n", format_vnet_sw_if_index_name,
536 vnet_get_main (), args.sw_if_index);
542 VLIB_CLI_COMMAND (bond_create_command, static) = {
543 .path = "create bond",
544 .short_help = "create bond mode {round-robin | active-backup | broadcast | "
545 "{lacp | xor} [load-balance { l2 | l23 | l34 } [numa-only]]} "
546 "[hw-addr <mac-address>] [id <if-id>] [gso]",
547 .function = bond_create_command_fn,
551 static clib_error_t *
552 bond_delete_command_fn (vlib_main_t * vm, unformat_input_t * input,
553 vlib_cli_command_t * cmd)
555 unformat_input_t _line_input, *line_input = &_line_input;
556 u32 sw_if_index = ~0;
557 vnet_main_t *vnm = vnet_get_main ();
560 /* Get a line of input. */
561 if (!unformat_user (input, unformat_line_input, line_input))
562 return clib_error_return (0, "Missing <interface>");
564 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
566 if (unformat (line_input, "sw_if_index %d", &sw_if_index))
568 else if (unformat (line_input, "%U", unformat_vnet_sw_interface,
572 return clib_error_return (0, "unknown input `%U'",
573 format_unformat_error, input);
575 unformat_free (line_input);
577 if (sw_if_index == ~0)
578 return clib_error_return (0,
579 "please specify interface name or sw_if_index");
581 rv = bond_delete_if (vm, sw_if_index);
582 if (rv == VNET_API_ERROR_INVALID_SW_IF_INDEX)
583 return clib_error_return (0, "not a bond interface");
585 return clib_error_return (0, "error on deleting bond interface");
591 VLIB_CLI_COMMAND (bond_delete__command, static) =
593 .path = "delete bond",
594 .short_help = "delete bond {<interface> | sw_if_index <sw_idx>}",
595 .function = bond_delete_command_fn,
600 bond_add_member (vlib_main_t * vm, bond_add_member_args_t * args)
602 bond_main_t *bm = &bond_main;
603 vnet_main_t *vnm = vnet_get_main ();
606 vnet_interface_main_t *im = &vnm->interface_main;
607 vnet_hw_interface_t *bif_hw, *mif_hw;
608 vnet_sw_interface_t *sw;
612 bif = bond_get_bond_if_by_sw_if_index (args->group);
615 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
616 args->error = clib_error_return (0, "bond interface not found");
619 // make sure the interface is not already added as member
620 if (bond_get_member_by_sw_if_index (args->member))
622 args->rv = VNET_API_ERROR_VALUE_EXIST;
623 args->error = clib_error_return
624 (0, "interface was already added as member");
627 mif_hw = vnet_get_sup_hw_interface (vnm, args->member);
628 if (mif_hw->dev_class_index == bond_dev_class.index)
630 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
632 clib_error_return (0, "bond interface cannot be added as member");
635 if (bif->gso && !(mif_hw->caps & VNET_HW_INTERFACE_CAP_SUPPORTS_TCP_GSO))
637 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
639 clib_error_return (0, "member interface is not gso capable");
642 if (bif->mode == BOND_MODE_LACP)
644 u8 *name = format (0, "/if/lacp/%u/%u/state%c", bif->sw_if_index,
647 vec_validate (bm->stats, bif->sw_if_index);
648 vec_validate (bm->stats[bif->sw_if_index], args->member);
650 args->error = stat_segment_register_state_counter
651 (name, &bm->stats[bif->sw_if_index][args->member].actor_state);
652 if (args->error != 0)
654 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
659 vec_reset_length (name);
660 name = format (0, "/if/lacp/%u/%u/partner-state%c", bif->sw_if_index,
662 args->error = stat_segment_register_state_counter
663 (name, &bm->stats[bif->sw_if_index][args->member].partner_state);
665 if (args->error != 0)
667 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
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);
821 VLIB_CLI_COMMAND (add_member_interface_command, static) = {
823 .short_help = "bond add <BondEthernetx> <member-interface> "
824 "[passive] [long-timeout]",
825 .function = add_member_interface_command_fn,
830 bond_detach_member (vlib_main_t * vm, bond_detach_member_args_t * args)
835 mif = bond_get_member_by_sw_if_index (args->member);
838 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
839 args->error = clib_error_return (0, "interface was not a member");
842 bif = bond_get_bond_if_by_dev_instance (mif->bif_dev_instance);
843 bond_delete_neighbor (vm, bif, mif);
846 static clib_error_t *
847 detach_interface_command_fn (vlib_main_t * vm, unformat_input_t * input,
848 vlib_cli_command_t * cmd)
850 bond_detach_member_args_t args = { 0 };
851 unformat_input_t _line_input, *line_input = &_line_input;
852 vnet_main_t *vnm = vnet_get_main ();
854 /* Get a line of input. */
855 if (!unformat_user (input, unformat_line_input, line_input))
856 return clib_error_return (0, "Missing required arguments.");
859 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
861 if (unformat (line_input, "%U",
862 unformat_vnet_sw_interface, vnm, &args.member))
866 args.error = clib_error_return (0, "unknown input `%U'",
867 format_unformat_error, input);
871 unformat_free (line_input);
875 if (args.member == ~0)
876 return clib_error_return (0,
877 "please specify valid member interface name");
879 bond_detach_member (vm, &args);
885 VLIB_CLI_COMMAND (detach_interface_command, static) = {
887 .short_help = "bond del <member-interface>",
888 .function = detach_interface_command_fn,
893 show_bond (vlib_main_t * vm)
895 bond_main_t *bm = &bond_main;
898 vlib_cli_output (vm, "%-16s %-12s %-13s %-13s %-14s %s",
899 "interface name", "sw_if_index", "mode",
900 "load balance", "active members", "members");
903 pool_foreach (bif, bm->interfaces)
905 vlib_cli_output (vm, "%-16U %-12d %-13U %-13U %-14u %u",
906 format_bond_interface_name, bif->dev_instance,
907 bif->sw_if_index, format_bond_mode, bif->mode,
908 format_bond_load_balance, bif->lb,
909 vec_len (bif->active_members), vec_len (bif->members));
915 show_bond_details (vlib_main_t * vm)
917 bond_main_t *bm = &bond_main;
922 pool_foreach (bif, bm->interfaces)
924 vlib_cli_output (vm, "%U", format_bond_interface_name, bif->dev_instance);
925 vlib_cli_output (vm, " mode: %U",
926 format_bond_mode, bif->mode);
927 vlib_cli_output (vm, " load balance: %U",
928 format_bond_load_balance, bif->lb);
930 vlib_cli_output (vm, " gso enable");
931 if (bif->mode == BOND_MODE_ROUND_ROBIN)
932 vlib_cli_output (vm, " last xmit member index: %u",
933 bif->lb_rr_last_index);
934 vlib_cli_output (vm, " number of active members: %d",
935 vec_len (bif->active_members));
936 vec_foreach (sw_if_index, bif->active_members)
938 vlib_cli_output (vm, " %U", format_vnet_sw_if_index_name,
939 vnet_get_main (), *sw_if_index);
940 if (bif->mode == BOND_MODE_ACTIVE_BACKUP)
942 member_if_t *mif = bond_get_member_by_sw_if_index (*sw_if_index);
944 vlib_cli_output (vm, " weight: %u, is_local_numa: %u, "
945 "sw_if_index: %u", mif->weight,
946 mif->is_local_numa, mif->sw_if_index);
949 vlib_cli_output (vm, " number of members: %d", vec_len (bif->members));
950 vec_foreach (sw_if_index, bif->members)
952 vlib_cli_output (vm, " %U", format_vnet_sw_if_index_name,
953 vnet_get_main (), *sw_if_index);
955 vlib_cli_output (vm, " device instance: %d", bif->dev_instance);
956 vlib_cli_output (vm, " interface id: %d", bif->id);
957 vlib_cli_output (vm, " sw_if_index: %d", bif->sw_if_index);
958 vlib_cli_output (vm, " hw_if_index: %d", bif->hw_if_index);
963 static clib_error_t *
964 show_bond_fn (vlib_main_t * vm, unformat_input_t * input,
965 vlib_cli_command_t * cmd)
969 while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT)
971 if (unformat (input, "details"))
975 return clib_error_return (0, "unknown input `%U'",
976 format_unformat_error, input);
981 show_bond_details (vm);
989 VLIB_CLI_COMMAND (show_bond_command, static) = {
991 .short_help = "show bond [details]",
992 .function = show_bond_fn,
997 bond_set_intf_weight (vlib_main_t * vm, bond_set_intf_weight_args_t * args)
1004 mif = bond_get_member_by_sw_if_index (args->sw_if_index);
1007 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
1008 args->error = clib_error_return (0, "Interface not a member");
1011 bif = bond_get_bond_if_by_dev_instance (mif->bif_dev_instance);
1014 args->rv = VNET_API_ERROR_INVALID_INTERFACE;
1015 args->error = clib_error_return (0, "bond interface not found");
1018 if (bif->mode != BOND_MODE_ACTIVE_BACKUP)
1020 args->rv = VNET_API_ERROR_INVALID_ARGUMENT;
1022 clib_error_return (0, "Weight valid for active-backup only");
1026 old_weight = mif->weight;
1027 mif->weight = args->weight;
1028 vnm = vnet_get_main ();
1030 * No need to sort the list if the affected member is not up (not in active
1031 * member set), active member count is 1, or the current member is already the
1032 * primary member and new weight > old weight.
1034 if (!vnet_sw_interface_is_up (vnm, mif->sw_if_index) ||
1035 (vec_len (bif->active_members) == 1) ||
1036 ((bif->active_members[0] == mif->sw_if_index) &&
1037 (mif->weight >= old_weight)))
1040 bond_sort_members (bif);
1043 static clib_error_t *
1044 bond_set_intf_cmd (vlib_main_t * vm, unformat_input_t * input,
1045 vlib_cli_command_t * cmd)
1047 bond_set_intf_weight_args_t args = { 0 };
1048 u32 sw_if_index = (u32) ~ 0;
1049 unformat_input_t _line_input, *line_input = &_line_input;
1050 vnet_main_t *vnm = vnet_get_main ();
1051 u8 weight_enter = 0;
1054 /* Get a line of input. */
1055 if (!unformat_user (input, unformat_line_input, line_input))
1056 return clib_error_return (0, "Missing required arguments.");
1058 while (unformat_check_input (line_input) != UNFORMAT_END_OF_INPUT)
1060 if (unformat (line_input, "sw_if_index %d", &sw_if_index))
1062 else if (unformat (line_input, "%U", unformat_vnet_sw_interface, vnm,
1065 else if (unformat (line_input, "weight %u", &weight))
1069 clib_error_return (0, "unknown input `%U'", format_unformat_error,
1075 unformat_free (line_input);
1076 if (sw_if_index == (u32) ~ 0)
1078 args.rv = VNET_API_ERROR_INVALID_INTERFACE;
1079 clib_error_return (0, "Interface name is invalid!");
1081 if (weight_enter == 0)
1083 args.rv = VNET_API_ERROR_INVALID_ARGUMENT;
1084 clib_error_return (0, "weight missing");
1087 args.sw_if_index = sw_if_index;
1088 args.weight = weight;
1089 bond_set_intf_weight (vm, &args);
1095 VLIB_CLI_COMMAND(set_interface_bond_cmd, static) = {
1096 .path = "set interface bond",
1097 .short_help = "set interface bond <interface> | sw_if_index <idx>"
1099 .function = bond_set_intf_cmd,
1104 bond_cli_init (vlib_main_t * vm)
1106 bond_main_t *bm = &bond_main;
1109 bm->vnet_main = vnet_get_main ();
1110 vec_validate_aligned (bm->member_by_sw_if_index, 1, CLIB_CACHE_LINE_BYTES);
1111 vec_validate_aligned (bm->per_thread_data,
1112 vlib_get_thread_main ()->n_vlib_mains - 1,
1113 CLIB_CACHE_LINE_BYTES);
1118 VLIB_INIT_FUNCTION (bond_cli_init);
1121 * fd.io coding-style-patch-verification: ON
1124 * eval: (c-set-style "gnu")