2 * netifd - network interface daemon
3 * Copyright (C) 2013 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.
20 #define WIRELESS_SETUP_RETRY 3
22 struct vlist_tree wireless_devices
;
23 struct avl_tree wireless_drivers
;
24 static struct blob_buf b
;
26 static LIST_HEAD(handlers
);
27 static bool handler_pending
;
36 static const struct blobmsg_policy wdev_policy
[__WDEV_ATTR_MAX
] = {
37 [WDEV_ATTR_DISABLED
] = { .name
= "disabled", .type
= BLOBMSG_TYPE_BOOL
},
38 [WDEV_ATTR_RECONF
] = { .name
= "reconf", .type
= BLOBMSG_TYPE_BOOL
},
39 [WDEV_ATTR_SERIALIZE
] = { .name
= "serialize", .type
= BLOBMSG_TYPE_BOOL
},
42 static const struct uci_blob_param_list wdev_param
= {
43 .n_params
= ARRAY_SIZE(wdev_policy
),
44 .params
= wdev_policy
,
55 static const struct blobmsg_policy vif_policy
[__VIF_ATTR_MAX
] = {
56 [VIF_ATTR_DISABLED
] = { .name
= "disabled", .type
= BLOBMSG_TYPE_BOOL
},
57 [VIF_ATTR_NETWORK
] = { .name
= "network", .type
= BLOBMSG_TYPE_ARRAY
},
58 [VIF_ATTR_ISOLATE
] = { .name
= "isolate", .type
= BLOBMSG_TYPE_BOOL
},
59 [VIF_ATTR_MODE
] = { .name
= "mode", .type
= BLOBMSG_TYPE_STRING
},
62 static const struct uci_blob_param_list vif_param
= {
63 .n_params
= ARRAY_SIZE(vif_policy
),
68 wireless_handler_stop(struct wireless_device
*wdev
)
70 if (wdev
->handler_pending
) {
71 wdev
->handler_pending
= false;
72 list_del(&wdev
->handler
);
77 put_container(struct blob_buf
*buf
, struct blob_attr
*attr
, const char *name
)
79 void *c
= blobmsg_open_table(buf
, name
);
80 blob_put_raw(buf
, blob_data(attr
), blob_len(attr
));
81 blobmsg_close_table(buf
, c
);
85 vif_config_add_bridge(struct blob_buf
*buf
, struct blob_attr
*networks
, bool prepare
)
87 struct interface
*iface
;
88 struct device
*dev
= NULL
;
89 struct blob_attr
*cur
;
96 blobmsg_for_each_attr(cur
, networks
, rem
) {
97 network
= blobmsg_data(cur
);
99 iface
= vlist_find(&interfaces
, network
, iface
, node
);
103 dev
= iface
->main_dev
.dev
;
107 if (!dev
->type
->bridge_capability
)
114 if (dev
->hotplug_ops
&& dev
->hotplug_ops
->prepare
)
115 dev
->hotplug_ops
->prepare(dev
);
117 blobmsg_add_string(buf
, "bridge", dev
->ifname
);
119 if (dev
->settings
.flags
& DEV_OPT_MULTICAST_TO_UNICAST
)
120 blobmsg_add_u8(buf
, "multicast_to_unicast",
121 dev
->settings
.multicast_to_unicast
);
125 prepare_config(struct wireless_device
*wdev
, struct blob_buf
*buf
, bool up
)
127 struct wireless_interface
*vif
;
130 blob_buf_init(&b
, 0);
131 put_container(&b
, wdev
->config
, "config");
133 blobmsg_add_blob(&b
, wdev
->data
);
135 l
= blobmsg_open_table(&b
, "interfaces");
136 vlist_for_each_element(&wdev
->interfaces
, vif
, node
) {
137 i
= blobmsg_open_table(&b
, vif
->name
);
138 vif_config_add_bridge(&b
, vif
->network
, up
);
139 put_container(&b
, vif
->config
, "config");
141 blobmsg_add_blob(&b
, vif
->data
);
142 blobmsg_close_table(&b
, i
);
144 blobmsg_close_table(&b
, l
);
148 wireless_process_check(struct wireless_process
*proc
)
150 return check_pid_path(proc
->pid
, proc
->exe
);
154 wireless_complete_kill_request(struct wireless_device
*wdev
)
156 if (!wdev
->kill_request
)
159 ubus_complete_deferred_request(ubus_ctx
, wdev
->kill_request
, 0);
160 free(wdev
->kill_request
);
161 wdev
->kill_request
= NULL
;
165 wireless_process_free(struct wireless_device
*wdev
, struct wireless_process
*proc
)
167 D(WIRELESS
, "Wireless device '%s' free pid %d\n", wdev
->name
, proc
->pid
);
168 list_del(&proc
->list
);
171 if (list_empty(&wdev
->script_proc
))
172 wireless_complete_kill_request(wdev
);
176 wireless_close_script_proc_fd(struct wireless_device
*wdev
)
178 if (wdev
->script_proc_fd
.fd
< 0)
181 uloop_fd_delete(&wdev
->script_proc_fd
);
182 close(wdev
->script_proc_fd
.fd
);
183 wdev
->script_proc_fd
.fd
= -1;
187 wireless_process_kill_all(struct wireless_device
*wdev
, int signal
, bool free
)
189 struct wireless_process
*proc
, *tmp
;
191 list_for_each_entry_safe(proc
, tmp
, &wdev
->script_proc
, list
) {
192 bool check
= wireless_process_check(proc
);
195 D(WIRELESS
, "Wireless device '%s' kill pid %d\n", wdev
->name
, proc
->pid
);
196 kill(proc
->pid
, signal
);
200 wireless_process_free(wdev
, proc
);
204 wireless_close_script_proc_fd(wdev
);
208 wireless_device_free_state(struct wireless_device
*wdev
)
210 struct wireless_interface
*vif
;
212 wireless_handler_stop(wdev
);
213 uloop_timeout_cancel(&wdev
->script_check
);
214 uloop_timeout_cancel(&wdev
->timeout
);
215 wireless_complete_kill_request(wdev
);
218 vlist_for_each_element(&wdev
->interfaces
, vif
, node
) {
225 static void wireless_interface_handle_link(struct wireless_interface
*vif
, bool up
)
227 struct interface
*iface
;
228 struct blob_attr
*cur
;
232 if (!vif
->network
|| !vif
->ifname
)
236 struct device
*dev
= device_get(vif
->ifname
, 2);
238 dev
->wireless_isolate
= vif
->isolate
;
239 dev
->wireless
= true;
240 dev
->wireless_ap
= vif
->ap_mode
;
244 blobmsg_for_each_attr(cur
, vif
->network
, rem
) {
245 network
= blobmsg_data(cur
);
247 iface
= vlist_find(&interfaces
, network
, iface
, node
);
251 interface_handle_link(iface
, vif
->ifname
, up
, true);
256 wireless_device_setup_cancel(struct wireless_device
*wdev
)
261 wireless_handler_stop(wdev
);
262 D(WIRELESS
, "Cancel wireless device '%s' setup\n", wdev
->name
);
264 uloop_timeout_set(&wdev
->timeout
, 10 * 1000);
268 wireless_device_run_handler(struct wireless_device
*wdev
, bool up
)
270 const char *action
= up
? "setup" : "teardown";
274 int fds
[2] = { -1, -1 };
276 wireless_handler_stop(wdev
);
278 if (handler_pending
&& wdev
->serialize
) {
279 wdev
->handler_action
= up
;
280 wdev
->handler_pending
= true;
281 list_add_tail(&wdev
->handler
, &handlers
);
285 handler_pending
= true;
287 D(WIRELESS
, "Wireless device '%s' run %s handler\n", wdev
->name
, action
);
288 if (!up
&& wdev
->prev_config
) {
289 config
= blobmsg_format_json(wdev
->prev_config
, true);
290 free(wdev
->prev_config
);
291 wdev
->prev_config
= NULL
;
293 prepare_config(wdev
, &b
, up
);
294 config
= blobmsg_format_json(b
.head
, true);
297 argv
[i
++] = wdev
->drv
->script
;
298 argv
[i
++] = wdev
->drv
->name
;
300 argv
[i
++] = wdev
->name
;
304 if (up
&& pipe(fds
) == 0) {
305 wdev
->script_proc_fd
.fd
= fds
[0];
306 uloop_fd_add(&wdev
->script_proc_fd
,
307 ULOOP_READ
| ULOOP_EDGE_TRIGGER
);
310 netifd_start_process(argv
, NULL
, &wdev
->script_task
);
319 wireless_handler_next(void)
321 struct wireless_device
*wdev
;
325 if (list_empty(&handlers
))
327 wdev
= list_first_entry(&handlers
, struct wireless_device
, handler
);
328 list_del(&wdev
->handler
);
329 wdev
->handler_pending
= false;
330 wireless_device_run_handler(wdev
, wdev
->handler_action
);
334 __wireless_device_set_up(struct wireless_device
*wdev
, int force
)
339 if (wdev
->retry_setup_failed
)
342 if (!wdev
->autostart
)
345 if (!force
&& (wdev
->state
!= IFS_DOWN
|| config_init
))
348 free(wdev
->prev_config
);
349 wdev
->prev_config
= NULL
;
350 wdev
->state
= IFS_SETUP
;
351 wireless_device_run_handler(wdev
, true);
355 wireless_device_free(struct wireless_device
*wdev
)
357 wireless_handler_stop(wdev
);
358 vlist_flush_all(&wdev
->interfaces
);
359 avl_delete(&wireless_devices
.avl
, &wdev
->node
.avl
);
361 free(wdev
->prev_config
);
366 wdev_handle_config_change(struct wireless_device
*wdev
)
368 enum interface_config_state state
= wdev
->config_state
;
373 __wireless_device_set_up(wdev
, 0);
375 wdev
->config_state
= IFC_NORMAL
;
378 wireless_device_free(wdev
);
384 wireless_device_mark_down(struct wireless_device
*wdev
)
386 struct wireless_interface
*vif
;
388 D(WIRELESS
, "Wireless device '%s' is now down\n", wdev
->name
);
390 vlist_for_each_element(&wdev
->interfaces
, vif
, node
)
391 wireless_interface_handle_link(vif
, false);
393 wireless_process_kill_all(wdev
, SIGTERM
, true);
395 wdev
->cancel
= false;
396 wdev
->state
= IFS_DOWN
;
397 wireless_device_free_state(wdev
);
398 wdev_handle_config_change(wdev
);
402 wireless_device_setup_timeout(struct uloop_timeout
*timeout
)
404 struct wireless_device
*wdev
= container_of(timeout
, struct wireless_device
, timeout
);
406 if (wdev
->handler_pending
) {
407 wdev
->handler_pending
= false;
408 list_del(&wdev
->handler
);
410 netifd_kill_process(&wdev
->script_task
);
411 wdev
->script_task
.cb(&wdev
->script_task
, -1);
412 wireless_device_mark_down(wdev
);
416 wireless_device_set_up(struct wireless_device
*wdev
)
418 wdev
->retry
= WIRELESS_SETUP_RETRY
;
419 wdev
->autostart
= true;
420 __wireless_device_set_up(wdev
, 0);
424 wireless_device_reconf(struct wireless_device
*wdev
)
426 wdev
->retry
= WIRELESS_SETUP_RETRY
;
427 wdev
->autostart
= true;
428 __wireless_device_set_up(wdev
, wdev
->reconf
&& (wdev
->state
== IFS_UP
));
432 __wireless_device_set_down(struct wireless_device
*wdev
)
434 if (wdev
->state
== IFS_TEARDOWN
|| wdev
->state
== IFS_DOWN
)
437 if (wdev
->script_task
.uloop
.pending
) {
438 wireless_device_setup_cancel(wdev
);
442 wdev
->state
= IFS_TEARDOWN
;
443 wireless_device_run_handler(wdev
, false);
447 wireless_device_mark_up(struct wireless_device
*wdev
)
449 struct wireless_interface
*vif
;
452 wdev
->cancel
= false;
453 __wireless_device_set_down(wdev
);
457 D(WIRELESS
, "Wireless device '%s' is now up\n", wdev
->name
);
458 wdev
->state
= IFS_UP
;
459 vlist_for_each_element(&wdev
->interfaces
, vif
, node
)
460 wireless_interface_handle_link(vif
, true);
464 wireless_device_retry_setup(struct wireless_device
*wdev
)
466 if (wdev
->state
== IFS_TEARDOWN
|| wdev
->state
== IFS_DOWN
|| wdev
->cancel
)
469 if (--wdev
->retry
< 0)
470 wdev
->retry_setup_failed
= true;
472 __wireless_device_set_down(wdev
);
476 wireless_device_script_task_cb(struct netifd_process
*proc
, int ret
)
478 struct wireless_device
*wdev
= container_of(proc
, struct wireless_device
, script_task
);
480 switch (wdev
->state
) {
482 wireless_device_retry_setup(wdev
);
485 wireless_device_mark_down(wdev
);
491 if (wdev
->serialize
) {
492 handler_pending
= false;
493 wireless_handler_next();
498 wireless_device_set_down(struct wireless_device
*wdev
)
500 wdev
->retry_setup_failed
= false;
501 wdev
->autostart
= false;
502 __wireless_device_set_down(wdev
);
506 wdev_set_config_state(struct wireless_device
*wdev
, enum interface_config_state s
)
508 if (wdev
->config_state
!= IFC_NORMAL
)
511 wdev
->config_state
= s
;
512 if (wdev
->state
== IFS_DOWN
)
513 wdev_handle_config_change(wdev
);
514 else if (!wdev
->reconf
|| wdev
->state
!= IFS_UP
)
515 __wireless_device_set_down(wdev
);
519 wdev_prepare_prev_config(struct wireless_device
*wdev
)
521 if (wdev
->prev_config
)
524 prepare_config(wdev
, &b
, false);
525 wdev
->prev_config
= blob_memdup(b
.head
);
529 wdev_change_config(struct wireless_device
*wdev
, struct wireless_device
*wd_new
)
531 struct blob_attr
*new_config
= wd_new
->config
;
532 bool disabled
= wd_new
->disabled
;
536 wdev_prepare_prev_config(wdev
);
537 if (blob_attr_equal(wdev
->config
, new_config
) && wdev
->disabled
== disabled
)
540 D(WIRELESS
, "Update configuration of wireless device '%s'\n", wdev
->name
);
542 wdev
->config
= blob_memdup(new_config
);
543 wdev
->disabled
= disabled
;
544 wdev
->retry_setup_failed
= false;
545 wdev_set_config_state(wdev
, IFC_RELOAD
);
549 wdev_create(struct wireless_device
*wdev
)
551 wdev
->retry
= WIRELESS_SETUP_RETRY
;
552 wdev
->config
= blob_memdup(wdev
->config
);
556 wdev_update(struct vlist_tree
*tree
, struct vlist_node
*node_new
,
557 struct vlist_node
*node_old
)
559 struct wireless_device
*wd_old
= container_of(node_old
, struct wireless_device
, node
);
560 struct wireless_device
*wd_new
= container_of(node_new
, struct wireless_device
, node
);
562 if (wd_old
&& wd_new
) {
563 D(WIRELESS
, "Update wireless device '%s'\n", wd_old
->name
);
564 wdev_change_config(wd_old
, wd_new
);
566 D(WIRELESS
, "Delete wireless device '%s'\n", wd_old
->name
);
567 wdev_set_config_state(wd_old
, IFC_REMOVE
);
569 D(WIRELESS
, "Create wireless device '%s'\n", wd_new
->name
);
575 wireless_add_handler(const char *script
, const char *name
, json_object
*obj
)
577 struct wireless_driver
*drv
;
578 char *name_str
, *script_str
;
579 json_object
*dev_config_obj
, *iface_config_obj
;
580 struct uci_blob_param_list
*dev_config
, *iface_config
;
582 dev_config_obj
= json_get_field(obj
, "device", json_type_array
);
583 iface_config_obj
= json_get_field(obj
, "iface", json_type_array
);
585 if (!dev_config_obj
|| !iface_config_obj
)
588 drv
= calloc_a(sizeof(*drv
),
589 &dev_config
, sizeof(*dev_config
) + sizeof(void *),
590 &iface_config
, sizeof(*iface_config
) + sizeof(void *),
591 &name_str
, strlen(name
) + 1,
592 &script_str
, strlen(script
) + 1);
594 drv
->name
= strcpy(name_str
, name
);
595 drv
->script
= strcpy(script_str
, script
);
597 dev_config
->n_next
= 1;
598 dev_config
->next
[0] = &wdev_param
;
599 drv
->device
.config
= dev_config
;
601 iface_config
->n_next
= 1;
602 iface_config
->next
[0] = &vif_param
;
603 drv
->interface
.config
= iface_config
;
605 drv
->device
.buf
= netifd_handler_parse_config(drv
->device
.config
, dev_config_obj
);
606 drv
->interface
.buf
= netifd_handler_parse_config(drv
->interface
.config
, iface_config_obj
);
608 drv
->node
.key
= drv
->name
;
609 avl_insert(&wireless_drivers
, &drv
->node
);
610 D(WIRELESS
, "Add handler for script %s: %s\n", script
, name
);
613 void wireless_init(void)
615 vlist_init(&wireless_devices
, avl_strcmp
, wdev_update
);
616 wireless_devices
.keep_old
= true;
617 wireless_devices
.no_delete
= true;
619 avl_init(&wireless_drivers
, avl_strcmp
, false, NULL
);
620 drv_fd
= netifd_open_subdir("wireless");
624 netifd_init_script_handlers(drv_fd
, wireless_add_handler
);
628 wireless_interface_init_config(struct wireless_interface
*vif
)
630 struct blob_attr
*tb
[__VIF_ATTR_MAX
];
631 struct blob_attr
*cur
;
634 blobmsg_parse(vif_policy
, __VIF_ATTR_MAX
, tb
, blob_data(vif
->config
), blob_len(vif
->config
));
636 if ((cur
= tb
[VIF_ATTR_NETWORK
]))
639 cur
= tb
[VIF_ATTR_ISOLATE
];
641 vif
->isolate
= blobmsg_get_bool(cur
);
643 cur
= tb
[VIF_ATTR_MODE
];
645 vif
->ap_mode
= !strcmp(blobmsg_get_string(cur
), "ap");
649 vif_update(struct vlist_tree
*tree
, struct vlist_node
*node_new
,
650 struct vlist_node
*node_old
)
652 struct wireless_interface
*vif_old
= container_of(node_old
, struct wireless_interface
, node
);
653 struct wireless_interface
*vif_new
= container_of(node_new
, struct wireless_interface
, node
);
654 struct wireless_device
*wdev
;
657 wdev
= vif_old
->wdev
;
659 wdev
= vif_new
->wdev
;
661 if (vif_old
&& vif_new
) {
662 free((void *) vif_old
->section
);
663 vif_old
->section
= strdup(vif_new
->section
);
664 if (blob_attr_equal(vif_old
->config
, vif_new
->config
)) {
669 D(WIRELESS
, "Update wireless interface %s on device %s\n", vif_new
->name
, wdev
->name
);
670 wireless_interface_handle_link(vif_old
, false);
671 free(vif_old
->config
);
672 vif_old
->config
= blob_memdup(vif_new
->config
);
673 vif_old
->isolate
= vif_new
->isolate
;
674 vif_old
->ap_mode
= vif_new
->ap_mode
;
675 wireless_interface_init_config(vif_old
);
677 } else if (vif_new
) {
678 D(WIRELESS
, "Create new wireless interface %s on device %s\n", vif_new
->name
, wdev
->name
);
679 vif_new
->section
= strdup(vif_new
->section
);
680 vif_new
->config
= blob_memdup(vif_new
->config
);
681 wireless_interface_init_config(vif_new
);
682 } else if (vif_old
) {
683 D(WIRELESS
, "Delete wireless interface %s on device %s\n", vif_old
->name
, wdev
->name
);
684 wireless_interface_handle_link(vif_old
, false);
685 free((void *) vif_old
->section
);
686 free(vif_old
->config
);
690 wdev_set_config_state(wdev
, IFC_RELOAD
);
694 wireless_proc_poll_fd(struct uloop_fd
*fd
, unsigned int events
)
696 struct wireless_device
*wdev
= container_of(fd
, struct wireless_device
, script_proc_fd
);
700 int b
= read(fd
->fd
, buf
, sizeof(buf
));
716 uloop_timeout_set(&wdev
->script_check
, 0);
717 wireless_close_script_proc_fd(wdev
);
721 wireless_device_check_script_tasks(struct uloop_timeout
*timeout
)
723 struct wireless_device
*wdev
= container_of(timeout
, struct wireless_device
, script_check
);
724 struct wireless_process
*proc
, *tmp
;
725 bool restart
= false;
727 list_for_each_entry_safe(proc
, tmp
, &wdev
->script_proc
, list
) {
728 if (wireless_process_check(proc
))
731 D(WIRELESS
, "Wireless device '%s' pid %d has terminated\n", wdev
->name
, proc
->pid
);
735 wireless_process_free(wdev
, proc
);
739 wireless_device_retry_setup(wdev
);
741 uloop_timeout_set(&wdev
->script_check
, 1000);
745 wireless_device_create(struct wireless_driver
*drv
, const char *name
, struct blob_attr
*data
)
747 struct wireless_device
*wdev
;
749 struct blob_attr
*tb
[__WDEV_ATTR_MAX
];
750 struct blob_attr
*cur
;
752 blobmsg_parse(wdev_policy
, __WDEV_ATTR_MAX
, tb
, blob_data(data
), blob_len(data
));
754 wdev
= calloc_a(sizeof(*wdev
), &name_buf
, strlen(name
) + 1);
756 cur
= tb
[WDEV_ATTR_DISABLED
];
757 wdev
->disabled
= cur
&& blobmsg_get_bool(cur
);
760 wdev
->state
= IFS_DOWN
;
761 wdev
->config_state
= IFC_NORMAL
;
762 wdev
->name
= strcpy(name_buf
, name
);
764 wdev
->handler_pending
= false;
766 cur
= tb
[WDEV_ATTR_SERIALIZE
];
767 wdev
->serialize
= cur
&& blobmsg_get_bool(cur
);
769 cur
= tb
[WDEV_ATTR_RECONF
];
770 wdev
->reconf
= cur
&& blobmsg_get_bool(cur
);
772 wdev
->retry_setup_failed
= false;
773 wdev
->autostart
= true;
774 INIT_LIST_HEAD(&wdev
->script_proc
);
775 vlist_init(&wdev
->interfaces
, avl_strcmp
, vif_update
);
776 wdev
->interfaces
.keep_old
= true;
778 wdev
->timeout
.cb
= wireless_device_setup_timeout
;
779 wdev
->script_task
.cb
= wireless_device_script_task_cb
;
780 wdev
->script_task
.dir_fd
= drv_fd
;
781 wdev
->script_task
.log_prefix
= wdev
->name
;
783 wdev
->script_proc_fd
.fd
= -1;
784 wdev
->script_proc_fd
.cb
= wireless_proc_poll_fd
;
786 wdev
->script_check
.cb
= wireless_device_check_script_tasks
;
788 vlist_add(&wireless_devices
, &wdev
->node
, wdev
->name
);
791 void wireless_interface_create(struct wireless_device
*wdev
, struct blob_attr
*data
, const char *section
)
793 struct wireless_interface
*vif
;
794 struct blob_attr
*tb
[__VIF_ATTR_MAX
];
795 struct blob_attr
*cur
;
799 blobmsg_parse(vif_policy
, __VIF_ATTR_MAX
, tb
, blob_data(data
), blob_len(data
));
801 cur
= tb
[VIF_ATTR_DISABLED
];
802 if (cur
&& blobmsg_get_bool(cur
))
805 sprintf(name
, "%d", wdev
->vif_idx
++);
807 vif
= calloc_a(sizeof(*vif
),
808 &name_buf
, strlen(name
) + 1);
809 vif
->name
= strcpy(name_buf
, name
);
812 vif
->section
= section
;
813 vif
->isolate
= false;
815 vlist_add(&wdev
->interfaces
, &vif
->node
, vif
->name
);
819 wireless_interface_status(struct wireless_interface
*iface
, struct blob_buf
*b
)
823 i
= blobmsg_open_table(b
, NULL
);
825 blobmsg_add_string(b
, "section", iface
->section
);
827 blobmsg_add_string(b
, "ifname", iface
->ifname
);
828 put_container(b
, iface
->config
, "config");
829 blobmsg_close_table(b
, i
);
833 wireless_device_status(struct wireless_device
*wdev
, struct blob_buf
*b
)
835 struct wireless_interface
*iface
;
838 c
= blobmsg_open_table(b
, wdev
->name
);
839 blobmsg_add_u8(b
, "up", wdev
->state
== IFS_UP
);
840 blobmsg_add_u8(b
, "pending", wdev
->state
== IFS_SETUP
|| wdev
->state
== IFS_TEARDOWN
);
841 blobmsg_add_u8(b
, "autostart", wdev
->autostart
);
842 blobmsg_add_u8(b
, "disabled", wdev
->disabled
);
843 blobmsg_add_u8(b
, "retry_setup_failed", wdev
->retry_setup_failed
);
844 put_container(b
, wdev
->config
, "config");
846 i
= blobmsg_open_array(b
, "interfaces");
847 vlist_for_each_element(&wdev
->interfaces
, iface
, node
)
848 wireless_interface_status(iface
, b
);
849 blobmsg_close_array(b
, i
);
850 blobmsg_close_table(b
, c
);
854 wireless_device_get_validate(struct wireless_device
*wdev
, struct blob_buf
*b
)
856 struct uci_blob_param_list
*p
;
860 c
= blobmsg_open_table(b
, wdev
->name
);
862 d
= blobmsg_open_table(b
, "device");
863 p
= wdev
->drv
->device
.config
;
864 for (i
= 0; i
< p
->n_params
; i
++)
865 blobmsg_add_string(b
, p
->params
[i
].name
, uci_get_validate_string(p
, i
));
866 blobmsg_close_table(b
, d
);
868 d
= blobmsg_open_table(b
, "interface");
869 p
= wdev
->drv
->interface
.config
;
870 for (i
= 0; i
< p
->n_params
; i
++)
871 blobmsg_add_string(b
, p
->params
[i
].name
, uci_get_validate_string(p
, i
));
872 blobmsg_close_table(b
, d
);
874 blobmsg_close_table(b
, c
);
878 wireless_interface_set_data(struct wireless_interface
*vif
)
884 static const struct blobmsg_policy data_policy
[__VIF_DATA_MAX
] = {
885 [VIF_DATA_IFNAME
] = { .name
= "ifname", .type
= BLOBMSG_TYPE_STRING
},
887 struct blob_attr
*tb
[__VIF_DATA_MAX
];
888 struct blob_attr
*cur
;
890 blobmsg_parse(data_policy
, __VIF_DATA_MAX
, tb
,
891 blobmsg_data(vif
->data
), blobmsg_data_len(vif
->data
));
893 if ((cur
= tb
[VIF_DATA_IFNAME
]))
894 vif
->ifname
= blobmsg_data(cur
);
898 wireless_device_add_process(struct wireless_device
*wdev
, struct blob_attr
*data
)
906 static const struct blobmsg_policy proc_policy
[__PROC_ATTR_MAX
] = {
907 [PROC_ATTR_PID
] = { .name
= "pid", .type
= BLOBMSG_TYPE_INT32
},
908 [PROC_ATTR_EXE
] = { .name
= "exe", .type
= BLOBMSG_TYPE_STRING
},
909 [PROC_ATTR_REQUIRED
] = { .name
= "required", .type
= BLOBMSG_TYPE_BOOL
},
911 struct blob_attr
*tb
[__PROC_ATTR_MAX
];
912 struct wireless_process
*proc
;
917 return UBUS_STATUS_INVALID_ARGUMENT
;
919 blobmsg_parse(proc_policy
, __PROC_ATTR_MAX
, tb
, blobmsg_data(data
), blobmsg_data_len(data
));
920 if (!tb
[PROC_ATTR_PID
] || !tb
[PROC_ATTR_EXE
])
921 return UBUS_STATUS_INVALID_ARGUMENT
;
923 pid
= blobmsg_get_u32(tb
[PROC_ATTR_PID
]);
925 return UBUS_STATUS_INVALID_ARGUMENT
;
927 proc
= calloc_a(sizeof(*proc
),
928 &name
, strlen(blobmsg_data(tb
[PROC_ATTR_EXE
])) + 1);
931 proc
->exe
= strcpy(name
, blobmsg_data(tb
[PROC_ATTR_EXE
]));
933 if (tb
[PROC_ATTR_REQUIRED
])
934 proc
->required
= blobmsg_get_bool(tb
[PROC_ATTR_REQUIRED
]);
936 D(WIRELESS
, "Wireless device '%s' add pid %d\n", wdev
->name
, proc
->pid
);
937 list_add(&proc
->list
, &wdev
->script_proc
);
938 uloop_timeout_set(&wdev
->script_check
, 0);
944 wireless_device_process_kill_all(struct wireless_device
*wdev
, struct blob_attr
*data
,
945 struct ubus_request_data
*req
)
952 static const struct blobmsg_policy kill_policy
[__KILL_ATTR_MAX
] = {
953 [KILL_ATTR_SIGNAL
] = { .name
= "signal", .type
= BLOBMSG_TYPE_INT32
},
954 [KILL_ATTR_IMMEDIATE
] = { .name
= "immediate", .type
= BLOBMSG_TYPE_BOOL
},
956 struct blob_attr
*tb
[__KILL_ATTR_MAX
];
957 struct blob_attr
*cur
;
958 bool immediate
= false;
959 int signal
= SIGTERM
;
961 blobmsg_parse(kill_policy
, __KILL_ATTR_MAX
, tb
, blobmsg_data(data
), blobmsg_data_len(data
));
963 if ((cur
= tb
[KILL_ATTR_SIGNAL
]))
964 signal
= blobmsg_get_u32(cur
);
966 if ((cur
= tb
[KILL_ATTR_IMMEDIATE
]))
967 immediate
= blobmsg_get_bool(cur
);
969 if (wdev
->state
!= IFS_TEARDOWN
|| wdev
->kill_request
)
970 return UBUS_STATUS_PERMISSION_DENIED
;
972 wireless_process_kill_all(wdev
, signal
, immediate
);
974 if (list_empty(&wdev
->script_proc
))
977 wdev
->kill_request
= calloc(1, sizeof(*wdev
->kill_request
));
978 ubus_defer_request(ubus_ctx
, req
, wdev
->kill_request
);
984 wireless_device_set_retry(struct wireless_device
*wdev
, struct blob_attr
*data
)
986 static const struct blobmsg_policy retry_policy
= {
987 .name
= "retry", .type
= BLOBMSG_TYPE_INT32
989 struct blob_attr
*val
;
991 blobmsg_parse(&retry_policy
, 1, &val
, blobmsg_data(data
), blobmsg_data_len(data
));
993 return UBUS_STATUS_INVALID_ARGUMENT
;
995 wdev
->retry
= blobmsg_get_u32(val
);
1001 NOTIFY_CMD_SET_DATA
= 1,
1002 NOTIFY_CMD_PROCESS_ADD
= 2,
1003 NOTIFY_CMD_PROCESS_KILL_ALL
= 3,
1004 NOTIFY_CMD_SET_RETRY
= 4,
1008 wireless_device_notify(struct wireless_device
*wdev
, struct blob_attr
*data
,
1009 struct ubus_request_data
*req
)
1012 NOTIFY_ATTR_COMMAND
,
1017 static const struct blobmsg_policy notify_policy
[__NOTIFY_MAX
] = {
1018 [NOTIFY_ATTR_COMMAND
] = { .name
= "command", .type
= BLOBMSG_TYPE_INT32
},
1019 [NOTIFY_ATTR_VIF
] = { .name
= "interface", .type
= BLOBMSG_TYPE_STRING
},
1020 [NOTIFY_ATTR_DATA
] = { .name
= "data", .type
= BLOBMSG_TYPE_TABLE
},
1022 struct wireless_interface
*vif
= NULL
;
1023 struct blob_attr
*tb
[__NOTIFY_MAX
];
1024 struct blob_attr
*cur
, **pdata
;
1026 blobmsg_parse(notify_policy
, __NOTIFY_MAX
, tb
, blob_data(data
), blob_len(data
));
1028 if (!tb
[NOTIFY_ATTR_COMMAND
])
1029 return UBUS_STATUS_INVALID_ARGUMENT
;
1031 if ((cur
= tb
[NOTIFY_ATTR_VIF
]) != NULL
) {
1032 vif
= vlist_find(&wdev
->interfaces
, blobmsg_data(cur
), vif
, node
);
1034 return UBUS_STATUS_NOT_FOUND
;
1037 cur
= tb
[NOTIFY_ATTR_DATA
];
1039 return UBUS_STATUS_INVALID_ARGUMENT
;
1041 switch (blobmsg_get_u32(tb
[NOTIFY_ATTR_COMMAND
])) {
1044 return UBUS_STATUS_INVALID_ARGUMENT
;
1046 if (wdev
->state
!= IFS_SETUP
)
1047 return UBUS_STATUS_PERMISSION_DENIED
;
1049 wireless_device_mark_up(wdev
);
1051 case NOTIFY_CMD_SET_DATA
:
1055 pdata
= &wdev
->data
;
1058 return UBUS_STATUS_INVALID_ARGUMENT
;
1060 *pdata
= blob_memdup(cur
);
1062 wireless_interface_set_data(vif
);
1064 case NOTIFY_CMD_PROCESS_ADD
:
1065 return wireless_device_add_process(wdev
, cur
);
1066 case NOTIFY_CMD_PROCESS_KILL_ALL
:
1067 return wireless_device_process_kill_all(wdev
, cur
, req
);
1068 case NOTIFY_CMD_SET_RETRY
:
1069 return wireless_device_set_retry(wdev
, cur
);
1071 return UBUS_STATUS_INVALID_ARGUMENT
;
1078 wireless_start_pending(void)
1080 struct wireless_device
*wdev
;
1082 vlist_for_each_element(&wireless_devices
, wdev
, node
)
1083 __wireless_device_set_up(wdev
, 0);