2 * netifd - network interface daemon
3 * Copyright (C) 2012 Felix Fietkau <nbd@openwrt.org>
5 * This program is free software; you can redistribute it and/or modify
6 * it under the terms of the GNU General Public License version 2
7 * as published by the Free Software Foundation
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
19 #include <sys/types.h>
20 #include <sys/socket.h>
21 #include <net/ethernet.h>
24 #include <netinet/ether.h>
27 #include <libubox/list.h>
33 static struct list_head devtypes = LIST_HEAD_INIT(devtypes);
34 static struct avl_tree devices;
35 static bool default_ps = true;
37 static const struct blobmsg_policy dev_attrs[__DEV_ATTR_MAX] = {
38 [DEV_ATTR_TYPE] = { .name = "type", .type = BLOBMSG_TYPE_STRING },
39 [DEV_ATTR_MTU] = { .name = "mtu", .type = BLOBMSG_TYPE_INT32 },
40 [DEV_ATTR_MTU6] = { .name = "mtu6", .type = BLOBMSG_TYPE_INT32 },
41 [DEV_ATTR_MACADDR] = { .name = "macaddr", .type = BLOBMSG_TYPE_STRING },
42 [DEV_ATTR_TXQUEUELEN] = { .name = "txqueuelen", .type = BLOBMSG_TYPE_INT32 },
43 [DEV_ATTR_ENABLED] = { .name = "enabled", .type = BLOBMSG_TYPE_BOOL },
44 [DEV_ATTR_IPV6] = { .name = "ipv6", .type = BLOBMSG_TYPE_BOOL },
45 [DEV_ATTR_PROMISC] = { .name = "promisc", .type = BLOBMSG_TYPE_BOOL },
46 [DEV_ATTR_RPFILTER] = { .name = "rpfilter", .type = BLOBMSG_TYPE_STRING },
47 [DEV_ATTR_ACCEPTLOCAL] = { .name = "acceptlocal", .type = BLOBMSG_TYPE_BOOL },
48 [DEV_ATTR_IGMPVERSION] = { .name = "igmpversion", .type = BLOBMSG_TYPE_INT32 },
49 [DEV_ATTR_MLDVERSION] = { .name = "mldversion", .type = BLOBMSG_TYPE_INT32 },
50 [DEV_ATTR_NEIGHREACHABLETIME] = { .name = "neighreachabletime", .type = BLOBMSG_TYPE_INT32 },
51 [DEV_ATTR_NEIGHGCSTALETIME] = { .name = "neighgcstaletime", .type = BLOBMSG_TYPE_INT32 },
52 [DEV_ATTR_RPS] = { .name = "rps", .type = BLOBMSG_TYPE_BOOL },
53 [DEV_ATTR_XPS] = { .name = "xps", .type = BLOBMSG_TYPE_BOOL },
54 [DEV_ATTR_DADTRANSMITS] = { .name = "dadtransmits", .type = BLOBMSG_TYPE_INT32 },
55 [DEV_ATTR_MULTICAST_TO_UNICAST] = { .name = "multicast_to_unicast", .type = BLOBMSG_TYPE_BOOL },
56 [DEV_ATTR_MULTICAST_ROUTER] = { .name = "multicast_router", .type = BLOBMSG_TYPE_INT32 },
57 [DEV_ATTR_MULTICAST_FAST_LEAVE] = { .name = "multicast_fast_leave", . type = BLOBMSG_TYPE_BOOL },
58 [DEV_ATTR_MULTICAST] = { .name ="multicast", .type = BLOBMSG_TYPE_BOOL },
59 [DEV_ATTR_LEARNING] = { .name ="learning", .type = BLOBMSG_TYPE_BOOL },
60 [DEV_ATTR_UNICAST_FLOOD] = { .name ="unicast_flood", .type = BLOBMSG_TYPE_BOOL },
61 [DEV_ATTR_SENDREDIRECTS] = { .name = "sendredirects", .type = BLOBMSG_TYPE_BOOL },
64 const struct uci_blob_param_list device_attr_list = {
65 .n_params = __DEV_ATTR_MAX,
69 static int __devlock = 0;
71 int device_type_add(struct device_type *devtype)
73 if (device_type_get(devtype->name)) {
74 netifd_log_message(L_WARNING, "Device handler '%s' already exists\n",
79 netifd_log_message(L_NOTICE, "Added device handler type: %s\n",
82 list_add(&devtype->list, &devtypes);
86 /* Retrieve the device type for the given name. If 'bridge' is true, the type
87 * must have bridge capabilities
90 device_type_get(const char *tname)
92 struct device_type *cur;
94 list_for_each_entry(cur, &devtypes, list)
95 if (!strcmp(cur->name, tname))
101 void device_lock(void)
106 void device_unlock(void)
110 device_free_unused(NULL);
113 static int set_device_state(struct device *dev, bool state)
116 /* Get ifindex for all devices being enabled so a valid */
117 /* ifindex is in place avoiding possible race conditions */
118 device_set_ifindex(dev, system_if_resolve(dev));
131 simple_device_set_state(struct device *dev, bool state)
136 pdev = dev->parent.dev;
137 if (state && !pdev) {
138 pdev = system_if_get_parent(dev);
140 device_add_user(&dev->parent, pdev);
145 ret = device_claim(&dev->parent);
147 device_release(&dev->parent);
152 return set_device_state(dev, state);
155 static struct device *
156 simple_device_create(const char *name, struct device_type *devtype,
157 struct blob_attr *attr)
159 struct blob_attr *tb[__DEV_ATTR_MAX];
160 struct device *dev = NULL;
162 /* device type is unused for simple devices */
165 blobmsg_parse(dev_attrs, __DEV_ATTR_MAX, tb, blob_data(attr), blob_len(attr));
166 dev = device_get(name, true);
170 dev->set_state = simple_device_set_state;
171 device_init_settings(dev, tb);
176 static void simple_device_free(struct device *dev)
179 device_remove_user(&dev->parent);
183 struct device_type simple_device_type = {
184 .name = "Network device",
185 .config_params = &device_attr_list,
187 .create = simple_device_create,
188 .check_state = system_if_check,
189 .free = simple_device_free,
193 device_merge_settings(struct device *dev, struct device_settings *n)
195 struct device_settings *os = &dev->orig_settings;
196 struct device_settings *s = &dev->settings;
198 memset(n, 0, sizeof(*n));
199 n->mtu = s->flags & DEV_OPT_MTU ? s->mtu : os->mtu;
200 n->mtu6 = s->flags & DEV_OPT_MTU6 ? s->mtu6 : os->mtu6;
201 n->txqueuelen = s->flags & DEV_OPT_TXQUEUELEN ?
202 s->txqueuelen : os->txqueuelen;
204 (s->flags & DEV_OPT_MACADDR ? s->macaddr : os->macaddr),
206 n->ipv6 = s->flags & DEV_OPT_IPV6 ? s->ipv6 : os->ipv6;
207 n->promisc = s->flags & DEV_OPT_PROMISC ? s->promisc : os->promisc;
208 n->rpfilter = s->flags & DEV_OPT_RPFILTER ? s->rpfilter : os->rpfilter;
209 n->acceptlocal = s->flags & DEV_OPT_ACCEPTLOCAL ? s->acceptlocal : os->acceptlocal;
210 n->igmpversion = s->flags & DEV_OPT_IGMPVERSION ? s->igmpversion : os->igmpversion;
211 n->mldversion = s->flags & DEV_OPT_MLDVERSION ? s->mldversion : os->mldversion;
212 n->neigh4reachabletime = s->flags & DEV_OPT_NEIGHREACHABLETIME ?
213 s->neigh4reachabletime : os->neigh4reachabletime;
214 n->neigh6reachabletime = s->flags & DEV_OPT_NEIGHREACHABLETIME ?
215 s->neigh6reachabletime : os->neigh6reachabletime;
216 n->neigh4gcstaletime = s->flags & DEV_OPT_NEIGHGCSTALETIME ?
217 s->neigh4gcstaletime : os->neigh4gcstaletime;
218 n->neigh6gcstaletime = s->flags & DEV_OPT_NEIGHGCSTALETIME ?
219 s->neigh6gcstaletime : os->neigh6gcstaletime;
220 n->dadtransmits = s->flags & DEV_OPT_DADTRANSMITS ?
221 s->dadtransmits : os->dadtransmits;
222 n->multicast = s->flags & DEV_OPT_MULTICAST ?
223 s->multicast : os->multicast;
224 n->multicast_to_unicast = s->multicast_to_unicast;
225 n->multicast_router = s->multicast_router;
226 n->multicast_fast_leave = s->multicast_fast_leave;
227 n->learning = s->learning;
228 n->unicast_flood = s->unicast_flood;
229 n->sendredirects = s->flags & DEV_OPT_SENDREDIRECTS ?
230 s->sendredirects : os->sendredirects;
231 n->flags = s->flags | os->flags | os->valid_flags;
235 device_init_settings(struct device *dev, struct blob_attr **tb)
237 struct device_settings *s = &dev->settings;
238 struct blob_attr *cur;
239 struct ether_addr *ea;
240 bool disabled = false;
243 if ((cur = tb[DEV_ATTR_ENABLED]))
244 disabled = !blobmsg_get_bool(cur);
246 if ((cur = tb[DEV_ATTR_MTU]) && blobmsg_get_u32(cur) >= 68) {
247 s->mtu = blobmsg_get_u32(cur);
248 s->flags |= DEV_OPT_MTU;
251 if ((cur = tb[DEV_ATTR_MTU6]) && blobmsg_get_u32(cur) >= 1280) {
252 s->mtu6 = blobmsg_get_u32(cur);
253 s->flags |= DEV_OPT_MTU6;
256 if ((cur = tb[DEV_ATTR_TXQUEUELEN])) {
257 s->txqueuelen = blobmsg_get_u32(cur);
258 s->flags |= DEV_OPT_TXQUEUELEN;
261 if ((cur = tb[DEV_ATTR_MACADDR])) {
262 ea = ether_aton(blobmsg_data(cur));
264 memcpy(s->macaddr, ea, 6);
265 s->flags |= DEV_OPT_MACADDR;
269 if ((cur = tb[DEV_ATTR_IPV6])) {
270 s->ipv6 = blobmsg_get_bool(cur);
271 s->flags |= DEV_OPT_IPV6;
274 if ((cur = tb[DEV_ATTR_PROMISC])) {
275 s->promisc = blobmsg_get_bool(cur);
276 s->flags |= DEV_OPT_PROMISC;
279 if ((cur = tb[DEV_ATTR_RPFILTER])) {
280 if (system_resolve_rpfilter(blobmsg_data(cur), &s->rpfilter))
281 s->flags |= DEV_OPT_RPFILTER;
283 DPRINTF("Failed to resolve rpfilter: %s\n", (char *) blobmsg_data(cur));
286 if ((cur = tb[DEV_ATTR_ACCEPTLOCAL])) {
287 s->acceptlocal = blobmsg_get_bool(cur);
288 s->flags |= DEV_OPT_ACCEPTLOCAL;
291 if ((cur = tb[DEV_ATTR_IGMPVERSION])) {
292 s->igmpversion = blobmsg_get_u32(cur);
293 if (s->igmpversion >= 1 && s->igmpversion <= 3)
294 s->flags |= DEV_OPT_IGMPVERSION;
296 DPRINTF("Failed to resolve igmpversion: %d\n", blobmsg_get_u32(cur));
299 if ((cur = tb[DEV_ATTR_MLDVERSION])) {
300 s->mldversion = blobmsg_get_u32(cur);
301 if (s->mldversion >= 1 && s->mldversion <= 2)
302 s->flags |= DEV_OPT_MLDVERSION;
304 DPRINTF("Failed to resolve mldversion: %d\n", blobmsg_get_u32(cur));
307 if ((cur = tb[DEV_ATTR_NEIGHREACHABLETIME])) {
308 s->neigh6reachabletime = s->neigh4reachabletime = blobmsg_get_u32(cur);
309 s->flags |= DEV_OPT_NEIGHREACHABLETIME;
312 if ((cur = tb[DEV_ATTR_NEIGHGCSTALETIME])) {
313 s->neigh6gcstaletime = s->neigh4gcstaletime = blobmsg_get_u32(cur);
314 s->flags |= DEV_OPT_NEIGHGCSTALETIME;
317 if ((cur = tb[DEV_ATTR_RPS])) {
318 s->rps = blobmsg_get_bool(cur);
319 s->flags |= DEV_OPT_RPS;
324 if ((cur = tb[DEV_ATTR_XPS])) {
325 s->xps = blobmsg_get_bool(cur);
326 s->flags |= DEV_OPT_XPS;
331 if ((cur = tb[DEV_ATTR_DADTRANSMITS])) {
332 s->dadtransmits = blobmsg_get_u32(cur);
333 s->flags |= DEV_OPT_DADTRANSMITS;
336 if ((cur = tb[DEV_ATTR_MULTICAST_TO_UNICAST])) {
337 s->multicast_to_unicast = blobmsg_get_bool(cur);
338 s->flags |= DEV_OPT_MULTICAST_TO_UNICAST;
341 if ((cur = tb[DEV_ATTR_MULTICAST_ROUTER])) {
342 s->multicast_router = blobmsg_get_u32(cur);
343 if (s->multicast_router <= 2)
344 s->flags |= DEV_OPT_MULTICAST_ROUTER;
346 DPRINTF("Invalid value: %d - (Use 0: never, 1: learn, 2: always)\n", blobmsg_get_u32(cur));
349 if ((cur = tb[DEV_ATTR_MULTICAST_FAST_LEAVE])) {
350 s->multicast_fast_leave = blobmsg_get_bool(cur);
351 s->flags |= DEV_OPT_MULTICAST_FAST_LEAVE;
354 if ((cur = tb[DEV_ATTR_MULTICAST])) {
355 s->multicast = blobmsg_get_bool(cur);
356 s->flags |= DEV_OPT_MULTICAST;
359 if ((cur = tb[DEV_ATTR_LEARNING])) {
360 s->learning = blobmsg_get_bool(cur);
361 s->flags |= DEV_OPT_LEARNING;
364 if ((cur = tb[DEV_ATTR_UNICAST_FLOOD])) {
365 s->unicast_flood = blobmsg_get_bool(cur);
366 s->flags |= DEV_OPT_UNICAST_FLOOD;
369 if ((cur = tb[DEV_ATTR_SENDREDIRECTS])) {
370 s->sendredirects = blobmsg_get_bool(cur);
371 s->flags |= DEV_OPT_SENDREDIRECTS;
374 device_set_disabled(dev, disabled);
377 static void __init dev_init(void)
379 avl_init(&devices, avl_strcmp, true, NULL);
382 static int device_broadcast_cb(void *ctx, struct safe_list *list)
384 struct device_user *dep = container_of(list, struct device_user, list);
387 /* device might have been removed by an earlier callback */
396 void device_broadcast_event(struct device *dev, enum device_event ev)
400 safe_list_for_each(&dev->aliases, device_broadcast_cb, &dev_ev);
401 safe_list_for_each(&dev->users, device_broadcast_cb, &dev_ev);
404 int device_claim(struct device_user *dep)
406 struct device *dev = dep->dev;
416 D(DEVICE, "Claim %s %s, new active count: %d\n", dev->type->name, dev->ifname, dev->active + 1);
417 if (++dev->active != 1)
420 device_broadcast_event(dev, DEV_EVENT_SETUP);
422 /* Get ifindex for external claimed devices so a valid */
423 /* ifindex is in place avoiding possible race conditions */
424 device_set_ifindex(dev, system_if_resolve(dev));
428 system_if_get_settings(dev, &dev->orig_settings);
430 ret = dev->set_state(dev, true);
433 device_broadcast_event(dev, DEV_EVENT_UP);
435 D(DEVICE, "claim %s %s failed: %d\n", dev->type->name, dev->ifname, ret);
437 dep->claimed = false;
443 void device_release(struct device_user *dep)
445 struct device *dev = dep->dev;
450 dep->claimed = false;
452 D(DEVICE, "Release %s %s, new active count: %d\n", dev->type->name, dev->ifname, dev->active);
453 assert(dev->active >= 0);
458 device_broadcast_event(dev, DEV_EVENT_TEARDOWN);
460 dev->set_state(dev, false);
465 device_broadcast_event(dev, DEV_EVENT_DOWN);
468 int device_check_state(struct device *dev)
470 if (!dev->type->check_state)
471 return simple_device_type.check_state(dev);
473 return dev->type->check_state(dev);
476 void device_init_virtual(struct device *dev, struct device_type *type, const char *name)
481 D(DEVICE, "Initialize device '%s'\n", name ? name : "");
482 INIT_SAFE_LIST(&dev->users);
483 INIT_SAFE_LIST(&dev->aliases);
487 device_set_ifname(dev, name);
490 dev->set_state = set_device_state;
493 int device_init(struct device *dev, struct device_type *type, const char *ifname)
497 device_init_virtual(dev, type, ifname);
499 dev->avl.key = dev->ifname;
501 ret = avl_insert(&devices, &dev->avl);
505 system_if_clear_state(dev);
506 device_check_state(dev);
507 dev->settings.rps = default_ps;
508 dev->settings.xps = default_ps;
513 static struct device *
514 device_create_default(const char *name, bool external)
518 if (!external && system_if_force_external(name))
521 D(DEVICE, "Create simple device '%s'\n", name);
522 dev = calloc(1, sizeof(*dev));
526 dev->external = external;
527 dev->set_state = simple_device_set_state;
528 device_init(dev, &simple_device_type, name);
529 dev->default_config = true;
531 system_if_apply_settings(dev, &dev->settings, dev->settings.flags);
536 device_find(const char *name)
540 return avl_find_element(&devices, name, dev, avl);
544 device_get(const char *name, int create)
548 if (strchr(name, '.'))
549 return get_vlan_device_chain(name, create);
552 return device_alias_get(name + 1);
554 dev = avl_find_element(&devices, name, dev, avl);
556 if (create > 1 && !dev->external) {
557 system_if_apply_settings(dev, &dev->settings, dev->settings.flags);
558 dev->external = true;
559 device_set_present(dev, true);
567 return device_create_default(name, create > 1);
571 device_delete(struct device *dev)
576 D(DEVICE, "Delete device '%s' from list\n", dev->ifname);
577 avl_delete(&devices, &dev->avl);
581 static int device_cleanup_cb(void *ctx, struct safe_list *list)
583 struct device_user *dep = container_of(list, struct device_user, list);
585 dep->cb(dep, DEV_EVENT_REMOVE);
591 void device_cleanup(struct device *dev)
593 D(DEVICE, "Clean up device '%s'\n", dev->ifname);
594 safe_list_for_each(&dev->users, device_cleanup_cb, NULL);
595 safe_list_for_each(&dev->aliases, device_cleanup_cb, NULL);
599 static void __device_set_present(struct device *dev, bool state)
601 if (dev->present == state)
604 dev->present = state;
605 device_broadcast_event(dev, state ? DEV_EVENT_ADD : DEV_EVENT_REMOVE);
609 device_refresh_present(struct device *dev)
611 bool state = dev->sys_present;
613 if (dev->disabled || dev->deferred)
616 __device_set_present(dev, state);
619 void device_set_present(struct device *dev, bool state)
621 if (dev->sys_present == state)
624 D(DEVICE, "%s '%s' %s present\n", dev->type->name, dev->ifname, state ? "is now" : "is no longer" );
625 dev->sys_present = state;
626 device_refresh_present(dev);
629 void device_set_link(struct device *dev, bool state)
631 if (dev->link_active == state)
634 netifd_log_message(L_NOTICE, "%s '%s' link is %s\n", dev->type->name, dev->ifname, state ? "up" : "down" );
636 dev->link_active = state;
637 device_broadcast_event(dev, state ? DEV_EVENT_LINK_UP : DEV_EVENT_LINK_DOWN);
640 void device_set_ifindex(struct device *dev, int ifindex)
642 if (dev->ifindex == ifindex)
645 dev->ifindex = ifindex;
646 device_broadcast_event(dev, DEV_EVENT_UPDATE_IFINDEX);
649 int device_set_ifname(struct device *dev, const char *name)
653 if (!strcmp(dev->ifname, name))
657 avl_delete(&devices, &dev->avl);
659 strncpy(dev->ifname, name, IFNAMSIZ);
662 ret = avl_insert(&devices, &dev->avl);
665 device_broadcast_event(dev, DEV_EVENT_UPDATE_IFNAME);
670 static int device_refcount(struct device *dev)
672 struct list_head *list;
675 list_for_each(list, &dev->users.list)
678 list_for_each(list, &dev->aliases.list)
685 __device_add_user(struct device_user *dep, struct device *dev)
687 struct safe_list *head;
692 head = &dev->aliases;
696 safe_list_add(&dep->list, head);
697 D(DEVICE, "Add user for device '%s', refcount=%d\n", dev->ifname, device_refcount(dev));
699 if (dep->cb && dev->present) {
700 dep->cb(dep, DEV_EVENT_ADD);
702 dep->cb(dep, DEV_EVENT_UP);
704 if (dev->link_active)
705 dep->cb(dep, DEV_EVENT_LINK_UP);
709 void device_add_user(struct device_user *dep, struct device *dev)
715 device_remove_user(dep);
720 __device_add_user(dep, dev);
724 device_free(struct device *dev)
729 dev->type->free(dev);
734 __device_free_unused(struct device *dev)
736 if (!safe_list_empty(&dev->users) ||
737 !safe_list_empty(&dev->aliases) ||
738 dev->current_config || __devlock)
744 void device_remove_user(struct device_user *dep)
746 struct device *dev = dep->dev;
751 dep->hotplug = false;
755 safe_list_del(&dep->list);
757 D(DEVICE, "Remove user for device '%s', refcount=%d\n", dev->ifname, device_refcount(dev));
758 __device_free_unused(dev);
762 device_free_unused(struct device *dev)
767 return __device_free_unused(dev);
769 avl_for_each_element_safe(&devices, dev, avl, tmp)
770 __device_free_unused(dev);
774 device_init_pending(void)
776 struct device *dev, *tmp;
778 avl_for_each_element_safe(&devices, dev, avl, tmp) {
779 if (!dev->config_pending)
782 dev->type->config_init(dev);
783 dev->config_pending = false;
787 static enum dev_change_type
788 device_set_config(struct device *dev, struct device_type *type,
789 struct blob_attr *attr)
791 struct blob_attr *tb[__DEV_ATTR_MAX];
792 const struct uci_blob_param_list *cfg = type->config_params;
794 if (type != dev->type)
795 return DEV_CONFIG_RECREATE;
797 if (dev->type->reload)
798 return dev->type->reload(dev, attr);
800 if (uci_blob_check_equal(dev->config, attr, cfg))
801 return DEV_CONFIG_NO_CHANGE;
803 if (cfg == &device_attr_list) {
804 memset(tb, 0, sizeof(tb));
807 blobmsg_parse(dev_attrs, __DEV_ATTR_MAX, tb,
808 blob_data(attr), blob_len(attr));
810 device_init_settings(dev, tb);
811 return DEV_CONFIG_RESTART;
813 return DEV_CONFIG_RECREATE;
817 device_apply_config(struct device *dev, struct device_type *type,
818 struct blob_attr *config)
820 enum dev_change_type change;
822 change = device_set_config(dev, type, config);
824 system_if_apply_settings(dev, &dev->settings, dev->settings.flags);
825 change = DEV_CONFIG_APPLIED;
829 case DEV_CONFIG_RESTART:
830 case DEV_CONFIG_APPLIED:
831 D(DEVICE, "Device '%s': config applied\n", dev->ifname);
832 config = blob_memdup(config);
834 dev->config = config;
835 if (change == DEV_CONFIG_RESTART && dev->present) {
838 device_set_present(dev, false);
839 if (dev->active && !dev->external) {
840 ret = dev->set_state(dev, false);
842 ret = dev->set_state(dev, true);
845 device_set_present(dev, true);
848 case DEV_CONFIG_NO_CHANGE:
849 D(DEVICE, "Device '%s': no configuration change\n", dev->ifname);
851 case DEV_CONFIG_RECREATE:
859 device_replace(struct device *dev, struct device *odev)
861 struct device_user *dep, *tmp;
865 device_set_present(odev, false);
867 list_for_each_entry_safe(dep, tmp, &odev->users.list, list.list) {
869 safe_list_del(&dep->list);
870 __device_add_user(dep, dev);
878 device_reset_config(void)
882 avl_for_each_element(&devices, dev, avl)
883 dev->current_config = false;
887 device_reset_old(void)
889 struct device *dev, *tmp, *ndev;
891 avl_for_each_element_safe(&devices, dev, avl, tmp) {
892 if (dev->current_config || dev->default_config)
895 if (dev->type != &simple_device_type)
898 ndev = device_create_default(dev->ifname, dev->external);
902 device_replace(ndev, dev);
907 device_set_default_ps(bool state)
911 if (state == default_ps)
916 avl_for_each_element(&devices, dev, avl) {
917 struct device_settings *s = &dev->settings;
918 unsigned int apply_mask = 0;
920 if (!(s->flags & DEV_OPT_RPS)) {
922 apply_mask |= DEV_OPT_RPS;
925 if (!(s->flags & DEV_OPT_XPS)) {
927 apply_mask |= DEV_OPT_XPS;
933 if (!(dev->external || (dev->present && dev->active)) ||
937 system_if_apply_settings(dev, s, apply_mask);
942 device_create(const char *name, struct device_type *type,
943 struct blob_attr *config)
945 struct device *odev = NULL, *dev;
946 enum dev_change_type change;
948 odev = device_find(name);
950 odev->current_config = true;
951 change = device_apply_config(odev, type, config);
953 case DEV_CONFIG_RECREATE:
954 D(DEVICE, "Device '%s': recreate device\n", odev->ifname);
961 D(DEVICE, "Create new device '%s' (%s)\n", name, type->name);
963 config = blob_memdup(config);
967 dev = type->create(name, type, config);
971 dev->current_config = true;
972 dev->config = config;
974 device_replace(dev, odev);
976 if (!config_init && dev->config_pending) {
977 type->config_init(dev);
978 dev->config_pending = false;
985 device_dump_status(struct blob_buf *b, struct device *dev)
987 struct device_settings st;
991 avl_for_each_element(&devices, dev, avl) {
994 c = blobmsg_open_table(b, dev->ifname);
995 device_dump_status(b, dev);
996 blobmsg_close_table(b, c);
1002 blobmsg_add_u8(b, "external", dev->external);
1003 blobmsg_add_u8(b, "present", dev->present);
1004 blobmsg_add_string(b, "type", dev->type->name);
1009 blobmsg_add_u8(b, "up", !!dev->active);
1010 blobmsg_add_u8(b, "carrier", !!dev->link_active);
1012 if (dev->type->dump_info)
1013 dev->type->dump_info(dev, b);
1015 system_if_dump_info(dev, b);
1018 device_merge_settings(dev, &st);
1019 if (st.flags & DEV_OPT_MTU)
1020 blobmsg_add_u32(b, "mtu", st.mtu);
1021 if (st.flags & DEV_OPT_MTU6)
1022 blobmsg_add_u32(b, "mtu6", st.mtu6);
1023 if (st.flags & DEV_OPT_MACADDR)
1024 blobmsg_add_string(b, "macaddr", format_macaddr(st.macaddr));
1025 if (st.flags & DEV_OPT_TXQUEUELEN)
1026 blobmsg_add_u32(b, "txqueuelen", st.txqueuelen);
1027 if (st.flags & DEV_OPT_IPV6)
1028 blobmsg_add_u8(b, "ipv6", st.ipv6);
1029 if (st.flags & DEV_OPT_PROMISC)
1030 blobmsg_add_u8(b, "promisc", st.promisc);
1031 if (st.flags & DEV_OPT_RPFILTER)
1032 blobmsg_add_u32(b, "rpfilter", st.rpfilter);
1033 if (st.flags & DEV_OPT_ACCEPTLOCAL)
1034 blobmsg_add_u8(b, "acceptlocal", st.acceptlocal);
1035 if (st.flags & DEV_OPT_IGMPVERSION)
1036 blobmsg_add_u32(b, "igmpversion", st.igmpversion);
1037 if (st.flags & DEV_OPT_MLDVERSION)
1038 blobmsg_add_u32(b, "mldversion", st.mldversion);
1039 if (st.flags & DEV_OPT_NEIGHREACHABLETIME) {
1040 blobmsg_add_u32(b, "neigh4reachabletime", st.neigh4reachabletime);
1041 blobmsg_add_u32(b, "neigh6reachabletime", st.neigh6reachabletime);
1043 if (st.flags & DEV_OPT_NEIGHGCSTALETIME) {
1044 blobmsg_add_u32(b, "neigh4gcstaletime", st.neigh4gcstaletime);
1045 blobmsg_add_u32(b, "neigh6gcstaletime", st.neigh6gcstaletime);
1047 if (st.flags & DEV_OPT_DADTRANSMITS)
1048 blobmsg_add_u32(b, "dadtransmits", st.dadtransmits);
1049 if (st.flags & DEV_OPT_MULTICAST_TO_UNICAST)
1050 blobmsg_add_u8(b, "multicast_to_unicast", st.multicast_to_unicast);
1051 if (st.flags & DEV_OPT_MULTICAST_ROUTER)
1052 blobmsg_add_u32(b, "multicast_router", st.multicast_router);
1053 if (st.flags & DEV_OPT_MULTICAST_FAST_LEAVE)
1054 blobmsg_add_u8(b, "multicast_fast_leave", st.multicast_fast_leave);
1055 if (st.flags & DEV_OPT_MULTICAST)
1056 blobmsg_add_u8(b, "multicast", st.multicast);
1057 if (st.flags & DEV_OPT_LEARNING)
1058 blobmsg_add_u8(b, "learning", st.learning);
1059 if (st.flags & DEV_OPT_UNICAST_FLOOD)
1060 blobmsg_add_u8(b, "unicast_flood", st.unicast_flood);
1061 if (st.flags & DEV_OPT_SENDREDIRECTS)
1062 blobmsg_add_u8(b, "sendredirects", st.sendredirects);
1065 s = blobmsg_open_table(b, "statistics");
1066 if (dev->type->dump_stats)
1067 dev->type->dump_stats(dev, b);
1069 system_if_dump_stats(dev, b);
1070 blobmsg_close_table(b, s);
1073 static void __init simple_device_type_init(void)
1075 device_type_add(&simple_device_type);