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
;
27 static const struct blobmsg_policy wdev_policy
=
28 { .name
= "disabled", .type
= BLOBMSG_TYPE_BOOL
};
30 static const struct uci_blob_param_list wdev_param
= {
32 .params
= &wdev_policy
,
43 static const struct blobmsg_policy vif_policy
[__VIF_ATTR_MAX
] = {
44 [VIF_ATTR_DISABLED
] = { .name
= "disabled", .type
= BLOBMSG_TYPE_BOOL
},
45 [VIF_ATTR_NETWORK
] = { .name
= "network", .type
= BLOBMSG_TYPE_ARRAY
},
46 [VIF_ATTR_ISOLATE
] = { .name
= "isolate", .type
= BLOBMSG_TYPE_BOOL
},
47 [VIF_ATTR_MODE
] = { .name
= "mode", .type
= BLOBMSG_TYPE_STRING
},
50 static const struct uci_blob_param_list vif_param
= {
51 .n_params
= ARRAY_SIZE(vif_policy
),
56 put_container(struct blob_buf
*buf
, struct blob_attr
*attr
, const char *name
)
58 void *c
= blobmsg_open_table(buf
, name
);
59 blob_put_raw(buf
, blob_data(attr
), blob_len(attr
));
60 blobmsg_close_table(buf
, c
);
64 vif_config_add_bridge(struct blob_buf
*buf
, struct blob_attr
*networks
, bool prepare
)
66 struct interface
*iface
;
67 struct device
*dev
= NULL
;
68 struct blob_attr
*cur
;
75 blobmsg_for_each_attr(cur
, networks
, rem
) {
76 network
= blobmsg_data(cur
);
78 iface
= vlist_find(&interfaces
, network
, iface
, node
);
82 dev
= iface
->main_dev
.dev
;
86 if (dev
->type
!= &bridge_device_type
)
93 if (dev
->hotplug_ops
&& dev
->hotplug_ops
->prepare
)
94 dev
->hotplug_ops
->prepare(dev
);
96 blobmsg_add_string(buf
, "bridge", dev
->ifname
);
98 if (dev
->settings
.flags
& DEV_OPT_MULTICAST_TO_UNICAST
)
99 blobmsg_add_u8(buf
, "multicast_to_unicast",
100 dev
->settings
.multicast_to_unicast
);
104 prepare_config(struct wireless_device
*wdev
, struct blob_buf
*buf
, bool up
)
106 struct wireless_interface
*vif
;
109 blob_buf_init(&b
, 0);
110 put_container(&b
, wdev
->config
, "config");
112 blobmsg_add_blob(&b
, wdev
->data
);
114 l
= blobmsg_open_table(&b
, "interfaces");
115 vlist_for_each_element(&wdev
->interfaces
, vif
, node
) {
116 i
= blobmsg_open_table(&b
, vif
->name
);
117 vif_config_add_bridge(&b
, vif
->network
, up
);
118 put_container(&b
, vif
->config
, "config");
120 blobmsg_add_blob(&b
, vif
->data
);
121 blobmsg_close_table(&b
, i
);
123 blobmsg_close_table(&b
, l
);
127 wireless_process_check(struct wireless_process
*proc
)
129 return check_pid_path(proc
->pid
, proc
->exe
);
133 wireless_complete_kill_request(struct wireless_device
*wdev
)
135 if (!wdev
->kill_request
)
138 ubus_complete_deferred_request(ubus_ctx
, wdev
->kill_request
, 0);
139 free(wdev
->kill_request
);
140 wdev
->kill_request
= NULL
;
144 wireless_process_free(struct wireless_device
*wdev
, struct wireless_process
*proc
)
146 D(WIRELESS
, "Wireless device '%s' free pid %d\n", wdev
->name
, proc
->pid
);
147 list_del(&proc
->list
);
150 if (list_empty(&wdev
->script_proc
))
151 wireless_complete_kill_request(wdev
);
155 wireless_close_script_proc_fd(struct wireless_device
*wdev
)
157 if (wdev
->script_proc_fd
.fd
< 0)
160 uloop_fd_delete(&wdev
->script_proc_fd
);
161 close(wdev
->script_proc_fd
.fd
);
162 wdev
->script_proc_fd
.fd
= -1;
166 wireless_process_kill_all(struct wireless_device
*wdev
, int signal
, bool free
)
168 struct wireless_process
*proc
, *tmp
;
170 list_for_each_entry_safe(proc
, tmp
, &wdev
->script_proc
, list
) {
171 bool check
= wireless_process_check(proc
);
174 D(WIRELESS
, "Wireless device '%s' kill pid %d\n", wdev
->name
, proc
->pid
);
175 kill(proc
->pid
, signal
);
179 wireless_process_free(wdev
, proc
);
183 wireless_close_script_proc_fd(wdev
);
187 wireless_device_free_state(struct wireless_device
*wdev
)
189 struct wireless_interface
*vif
;
191 uloop_timeout_cancel(&wdev
->script_check
);
192 uloop_timeout_cancel(&wdev
->timeout
);
193 wireless_complete_kill_request(wdev
);
196 vlist_for_each_element(&wdev
->interfaces
, vif
, node
) {
203 static void wireless_interface_handle_link(struct wireless_interface
*vif
, bool up
)
205 struct interface
*iface
;
206 struct blob_attr
*cur
;
210 if (!vif
->network
|| !vif
->ifname
)
214 struct device
*dev
= device_get(vif
->ifname
, 2);
216 dev
->wireless_isolate
= vif
->isolate
;
217 dev
->wireless
= true;
218 dev
->wireless_ap
= vif
->ap_mode
;
222 blobmsg_for_each_attr(cur
, vif
->network
, rem
) {
223 network
= blobmsg_data(cur
);
225 iface
= vlist_find(&interfaces
, network
, iface
, node
);
229 interface_handle_link(iface
, vif
->ifname
, up
, true);
234 wireless_device_setup_cancel(struct wireless_device
*wdev
)
239 D(WIRELESS
, "Cancel wireless device '%s' setup\n", wdev
->name
);
241 uloop_timeout_set(&wdev
->timeout
, 10 * 1000);
245 wireless_device_run_handler(struct wireless_device
*wdev
, bool up
)
247 const char *action
= up
? "setup" : "teardown";
251 int fds
[2] = { -1, -1 };
253 D(WIRELESS
, "Wireless device '%s' run %s handler\n", wdev
->name
, action
);
254 if (!up
&& wdev
->prev_config
) {
255 config
= blobmsg_format_json(wdev
->prev_config
, true);
256 free(wdev
->prev_config
);
257 wdev
->prev_config
= NULL
;
259 prepare_config(wdev
, &b
, up
);
260 config
= blobmsg_format_json(b
.head
, true);
263 argv
[i
++] = wdev
->drv
->script
;
264 argv
[i
++] = wdev
->drv
->name
;
266 argv
[i
++] = wdev
->name
;
270 if (up
&& pipe(fds
) == 0) {
271 wdev
->script_proc_fd
.fd
= fds
[0];
272 uloop_fd_add(&wdev
->script_proc_fd
,
273 ULOOP_READ
| ULOOP_EDGE_TRIGGER
);
276 netifd_start_process(argv
, NULL
, &wdev
->script_task
);
285 __wireless_device_set_up(struct wireless_device
*wdev
)
290 if (wdev
->retry_setup_failed
)
293 if (!wdev
->autostart
)
296 if (wdev
->state
!= IFS_DOWN
|| config_init
)
299 free(wdev
->prev_config
);
300 wdev
->prev_config
= NULL
;
301 wdev
->state
= IFS_SETUP
;
302 wireless_device_run_handler(wdev
, true);
306 wireless_device_free(struct wireless_device
*wdev
)
308 vlist_flush_all(&wdev
->interfaces
);
309 avl_delete(&wireless_devices
.avl
, &wdev
->node
.avl
);
311 free(wdev
->prev_config
);
316 wdev_handle_config_change(struct wireless_device
*wdev
)
318 enum interface_config_state state
= wdev
->config_state
;
323 __wireless_device_set_up(wdev
);
325 wdev
->config_state
= IFC_NORMAL
;
328 wireless_device_free(wdev
);
334 wireless_device_mark_down(struct wireless_device
*wdev
)
336 struct wireless_interface
*vif
;
338 D(WIRELESS
, "Wireless device '%s' is now down\n", wdev
->name
);
340 vlist_for_each_element(&wdev
->interfaces
, vif
, node
)
341 wireless_interface_handle_link(vif
, false);
343 wireless_process_kill_all(wdev
, SIGTERM
, true);
345 wdev
->cancel
= false;
346 wdev
->state
= IFS_DOWN
;
347 wireless_device_free_state(wdev
);
348 wdev_handle_config_change(wdev
);
352 wireless_device_setup_timeout(struct uloop_timeout
*timeout
)
354 struct wireless_device
*wdev
= container_of(timeout
, struct wireless_device
, timeout
);
356 netifd_kill_process(&wdev
->script_task
);
357 wdev
->script_task
.cb(&wdev
->script_task
, -1);
358 wireless_device_mark_down(wdev
);
362 wireless_device_set_up(struct wireless_device
*wdev
)
364 wdev
->retry
= WIRELESS_SETUP_RETRY
;
365 wdev
->autostart
= true;
366 __wireless_device_set_up(wdev
);
370 __wireless_device_set_down(struct wireless_device
*wdev
)
372 if (wdev
->state
== IFS_TEARDOWN
|| wdev
->state
== IFS_DOWN
)
375 if (wdev
->script_task
.uloop
.pending
) {
376 wireless_device_setup_cancel(wdev
);
380 wdev
->state
= IFS_TEARDOWN
;
381 wireless_device_run_handler(wdev
, false);
385 wireless_device_mark_up(struct wireless_device
*wdev
)
387 struct wireless_interface
*vif
;
390 wdev
->cancel
= false;
391 __wireless_device_set_down(wdev
);
395 D(WIRELESS
, "Wireless device '%s' is now up\n", wdev
->name
);
396 wdev
->state
= IFS_UP
;
397 vlist_for_each_element(&wdev
->interfaces
, vif
, node
)
398 wireless_interface_handle_link(vif
, true);
402 wireless_device_retry_setup(struct wireless_device
*wdev
)
404 if (wdev
->state
== IFS_TEARDOWN
|| wdev
->state
== IFS_DOWN
|| wdev
->cancel
)
407 if (--wdev
->retry
< 0)
408 wdev
->retry_setup_failed
= true;
410 __wireless_device_set_down(wdev
);
414 wireless_device_script_task_cb(struct netifd_process
*proc
, int ret
)
416 struct wireless_device
*wdev
= container_of(proc
, struct wireless_device
, script_task
);
418 switch (wdev
->state
) {
420 wireless_device_retry_setup(wdev
);
423 wireless_device_mark_down(wdev
);
431 wireless_device_set_down(struct wireless_device
*wdev
)
433 wdev
->retry_setup_failed
= false;
434 wdev
->autostart
= false;
435 __wireless_device_set_down(wdev
);
439 wdev_set_config_state(struct wireless_device
*wdev
, enum interface_config_state s
)
441 if (wdev
->config_state
!= IFC_NORMAL
)
444 wdev
->config_state
= s
;
445 if (wdev
->state
== IFS_DOWN
)
446 wdev_handle_config_change(wdev
);
448 __wireless_device_set_down(wdev
);
452 wdev_prepare_prev_config(struct wireless_device
*wdev
)
454 if (wdev
->prev_config
)
457 prepare_config(wdev
, &b
, false);
458 wdev
->prev_config
= blob_memdup(b
.head
);
462 wdev_change_config(struct wireless_device
*wdev
, struct wireless_device
*wd_new
)
464 struct blob_attr
*new_config
= wd_new
->config
;
465 bool disabled
= wd_new
->disabled
;
469 wdev_prepare_prev_config(wdev
);
470 if (blob_attr_equal(wdev
->config
, new_config
) && wdev
->disabled
== disabled
)
473 D(WIRELESS
, "Update configuration of wireless device '%s'\n", wdev
->name
);
475 wdev
->config
= blob_memdup(new_config
);
476 wdev
->disabled
= disabled
;
477 wdev
->retry_setup_failed
= false;
478 wdev_set_config_state(wdev
, IFC_RELOAD
);
482 wdev_create(struct wireless_device
*wdev
)
484 wdev
->retry
= WIRELESS_SETUP_RETRY
;
485 wdev
->config
= blob_memdup(wdev
->config
);
489 wdev_update(struct vlist_tree
*tree
, struct vlist_node
*node_new
,
490 struct vlist_node
*node_old
)
492 struct wireless_device
*wd_old
= container_of(node_old
, struct wireless_device
, node
);
493 struct wireless_device
*wd_new
= container_of(node_new
, struct wireless_device
, node
);
495 if (wd_old
&& wd_new
) {
496 wdev_change_config(wd_old
, wd_new
);
498 D(WIRELESS
, "Delete wireless device '%s'\n", wd_old
->name
);
499 wdev_set_config_state(wd_old
, IFC_REMOVE
);
501 D(WIRELESS
, "Create wireless device '%s'\n", wd_new
->name
);
507 wireless_add_handler(const char *script
, const char *name
, json_object
*obj
)
509 struct wireless_driver
*drv
;
510 char *name_str
, *script_str
;
511 json_object
*dev_config_obj
, *iface_config_obj
;
512 struct uci_blob_param_list
*dev_config
, *iface_config
;
514 dev_config_obj
= json_get_field(obj
, "device", json_type_array
);
515 iface_config_obj
= json_get_field(obj
, "iface", json_type_array
);
517 if (!dev_config_obj
|| !iface_config_obj
)
520 drv
= calloc_a(sizeof(*drv
),
521 &dev_config
, sizeof(*dev_config
) + sizeof(void *),
522 &iface_config
, sizeof(*iface_config
) + sizeof(void *),
523 &name_str
, strlen(name
) + 1,
524 &script_str
, strlen(script
) + 1);
526 drv
->name
= strcpy(name_str
, name
);
527 drv
->script
= strcpy(script_str
, script
);
529 dev_config
->n_next
= 1;
530 dev_config
->next
[0] = &wdev_param
;
531 drv
->device
.config
= dev_config
;
533 iface_config
->n_next
= 1;
534 iface_config
->next
[0] = &vif_param
;
535 drv
->interface
.config
= iface_config
;
537 drv
->device
.buf
= netifd_handler_parse_config(drv
->device
.config
, dev_config_obj
);
538 drv
->interface
.buf
= netifd_handler_parse_config(drv
->interface
.config
, iface_config_obj
);
540 drv
->node
.key
= drv
->name
;
541 avl_insert(&wireless_drivers
, &drv
->node
);
542 D(WIRELESS
, "Add handler for script %s: %s\n", script
, name
);
545 void wireless_init(void)
547 vlist_init(&wireless_devices
, avl_strcmp
, wdev_update
);
548 wireless_devices
.keep_old
= true;
549 wireless_devices
.no_delete
= true;
551 avl_init(&wireless_drivers
, avl_strcmp
, false, NULL
);
552 drv_fd
= netifd_open_subdir("wireless");
556 netifd_init_script_handlers(drv_fd
, wireless_add_handler
);
560 wireless_interface_init_config(struct wireless_interface
*vif
)
562 struct blob_attr
*tb
[__VIF_ATTR_MAX
];
563 struct blob_attr
*cur
;
566 blobmsg_parse(vif_policy
, __VIF_ATTR_MAX
, tb
, blob_data(vif
->config
), blob_len(vif
->config
));
568 if ((cur
= tb
[VIF_ATTR_NETWORK
]))
571 cur
= tb
[VIF_ATTR_ISOLATE
];
573 vif
->isolate
= blobmsg_get_bool(cur
);
575 cur
= tb
[VIF_ATTR_MODE
];
577 vif
->ap_mode
= !strcmp(blobmsg_get_string(cur
), "ap");
581 vif_update(struct vlist_tree
*tree
, struct vlist_node
*node_new
,
582 struct vlist_node
*node_old
)
584 struct wireless_interface
*vif_old
= container_of(node_old
, struct wireless_interface
, node
);
585 struct wireless_interface
*vif_new
= container_of(node_new
, struct wireless_interface
, node
);
586 struct wireless_device
*wdev
;
589 wdev
= vif_old
->wdev
;
591 wdev
= vif_new
->wdev
;
593 if (vif_old
&& vif_new
) {
594 free((void *) vif_old
->section
);
595 vif_old
->section
= strdup(vif_new
->section
);
596 if (blob_attr_equal(vif_old
->config
, vif_new
->config
)) {
601 D(WIRELESS
, "Update wireless interface %s on device %s\n", vif_new
->name
, wdev
->name
);
602 wireless_interface_handle_link(vif_old
, false);
603 free(vif_old
->config
);
604 vif_old
->config
= blob_memdup(vif_new
->config
);
605 vif_old
->isolate
= vif_new
->isolate
;
606 vif_old
->ap_mode
= vif_new
->ap_mode
;
607 wireless_interface_init_config(vif_old
);
609 } else if (vif_new
) {
610 D(WIRELESS
, "Create new wireless interface %s on device %s\n", vif_new
->name
, wdev
->name
);
611 vif_new
->section
= strdup(vif_new
->section
);
612 vif_new
->config
= blob_memdup(vif_new
->config
);
613 wireless_interface_init_config(vif_new
);
614 } else if (vif_old
) {
615 D(WIRELESS
, "Delete wireless interface %s on device %s\n", vif_old
->name
, wdev
->name
);
616 free((void *) vif_old
->section
);
617 free(vif_old
->config
);
621 wdev_set_config_state(wdev
, IFC_RELOAD
);
625 wireless_proc_poll_fd(struct uloop_fd
*fd
, unsigned int events
)
627 struct wireless_device
*wdev
= container_of(fd
, struct wireless_device
, script_proc_fd
);
631 int b
= read(fd
->fd
, buf
, sizeof(buf
));
647 uloop_timeout_set(&wdev
->script_check
, 0);
648 wireless_close_script_proc_fd(wdev
);
652 wireless_device_check_script_tasks(struct uloop_timeout
*timeout
)
654 struct wireless_device
*wdev
= container_of(timeout
, struct wireless_device
, script_check
);
655 struct wireless_process
*proc
, *tmp
;
656 bool restart
= false;
658 list_for_each_entry_safe(proc
, tmp
, &wdev
->script_proc
, list
) {
659 if (wireless_process_check(proc
))
662 D(WIRELESS
, "Wireless device '%s' pid %d has terminated\n", wdev
->name
, proc
->pid
);
666 wireless_process_free(wdev
, proc
);
670 wireless_device_retry_setup(wdev
);
672 uloop_timeout_set(&wdev
->script_check
, 1000);
676 wireless_device_create(struct wireless_driver
*drv
, const char *name
, struct blob_attr
*data
)
678 struct wireless_device
*wdev
;
680 struct blob_attr
*disabled
;
682 blobmsg_parse(&wdev_policy
, 1, &disabled
, blob_data(data
), blob_len(data
));
684 wdev
= calloc_a(sizeof(*wdev
), &name_buf
, strlen(name
) + 1);
685 if (disabled
&& blobmsg_get_bool(disabled
))
686 wdev
->disabled
= true;
688 wdev
->state
= IFS_DOWN
;
689 wdev
->config_state
= IFC_NORMAL
;
690 wdev
->name
= strcpy(name_buf
, name
);
692 wdev
->retry_setup_failed
= false;
693 wdev
->autostart
= true;
694 INIT_LIST_HEAD(&wdev
->script_proc
);
695 vlist_init(&wdev
->interfaces
, avl_strcmp
, vif_update
);
696 wdev
->interfaces
.keep_old
= true;
698 wdev
->timeout
.cb
= wireless_device_setup_timeout
;
699 wdev
->script_task
.cb
= wireless_device_script_task_cb
;
700 wdev
->script_task
.dir_fd
= drv_fd
;
701 wdev
->script_task
.log_prefix
= wdev
->name
;
703 wdev
->script_proc_fd
.fd
= -1;
704 wdev
->script_proc_fd
.cb
= wireless_proc_poll_fd
;
706 wdev
->script_check
.cb
= wireless_device_check_script_tasks
;
708 vlist_add(&wireless_devices
, &wdev
->node
, wdev
->name
);
711 void wireless_interface_create(struct wireless_device
*wdev
, struct blob_attr
*data
, const char *section
)
713 struct wireless_interface
*vif
;
714 struct blob_attr
*tb
[__VIF_ATTR_MAX
];
715 struct blob_attr
*cur
;
719 blobmsg_parse(vif_policy
, __VIF_ATTR_MAX
, tb
, blob_data(data
), blob_len(data
));
721 cur
= tb
[VIF_ATTR_DISABLED
];
722 if (cur
&& blobmsg_get_bool(cur
))
725 sprintf(name
, "%d", wdev
->vif_idx
++);
727 vif
= calloc_a(sizeof(*vif
),
728 &name_buf
, strlen(name
) + 1);
729 vif
->name
= strcpy(name_buf
, name
);
732 vif
->section
= section
;
733 vif
->isolate
= false;
735 vlist_add(&wdev
->interfaces
, &vif
->node
, vif
->name
);
739 wireless_interface_status(struct wireless_interface
*iface
, struct blob_buf
*b
)
743 i
= blobmsg_open_table(b
, NULL
);
745 blobmsg_add_string(b
, "section", iface
->section
);
747 blobmsg_add_string(b
, "ifname", iface
->ifname
);
748 put_container(b
, iface
->config
, "config");
749 blobmsg_close_table(b
, i
);
753 wireless_device_status(struct wireless_device
*wdev
, struct blob_buf
*b
)
755 struct wireless_interface
*iface
;
758 c
= blobmsg_open_table(b
, wdev
->name
);
759 blobmsg_add_u8(b
, "up", wdev
->state
== IFS_UP
);
760 blobmsg_add_u8(b
, "pending", wdev
->state
== IFS_SETUP
|| wdev
->state
== IFS_TEARDOWN
);
761 blobmsg_add_u8(b
, "autostart", wdev
->autostart
);
762 blobmsg_add_u8(b
, "disabled", wdev
->disabled
);
763 blobmsg_add_u8(b
, "retry_setup_failed", wdev
->retry_setup_failed
);
764 put_container(b
, wdev
->config
, "config");
766 i
= blobmsg_open_array(b
, "interfaces");
767 vlist_for_each_element(&wdev
->interfaces
, iface
, node
)
768 wireless_interface_status(iface
, b
);
769 blobmsg_close_array(b
, i
);
770 blobmsg_close_table(b
, c
);
774 wireless_device_get_validate(struct wireless_device
*wdev
, struct blob_buf
*b
)
776 struct uci_blob_param_list
*p
;
780 c
= blobmsg_open_table(b
, wdev
->name
);
782 d
= blobmsg_open_table(b
, "device");
783 p
= wdev
->drv
->device
.config
;
784 for (i
= 0; i
< p
->n_params
; i
++)
785 blobmsg_add_string(b
, p
->params
[i
].name
, uci_get_validate_string(p
, i
));
786 blobmsg_close_table(b
, d
);
788 d
= blobmsg_open_table(b
, "interface");
789 p
= wdev
->drv
->interface
.config
;
790 for (i
= 0; i
< p
->n_params
; i
++)
791 blobmsg_add_string(b
, p
->params
[i
].name
, uci_get_validate_string(p
, i
));
792 blobmsg_close_table(b
, d
);
794 blobmsg_close_table(b
, c
);
798 wireless_interface_set_data(struct wireless_interface
*vif
)
804 static const struct blobmsg_policy data_policy
[__VIF_DATA_MAX
] = {
805 [VIF_DATA_IFNAME
] = { .name
= "ifname", .type
= BLOBMSG_TYPE_STRING
},
807 struct blob_attr
*tb
[__VIF_DATA_MAX
];
808 struct blob_attr
*cur
;
810 blobmsg_parse(data_policy
, __VIF_DATA_MAX
, tb
,
811 blobmsg_data(vif
->data
), blobmsg_data_len(vif
->data
));
813 if ((cur
= tb
[VIF_DATA_IFNAME
]))
814 vif
->ifname
= blobmsg_data(cur
);
818 wireless_device_add_process(struct wireless_device
*wdev
, struct blob_attr
*data
)
826 static const struct blobmsg_policy proc_policy
[__PROC_ATTR_MAX
] = {
827 [PROC_ATTR_PID
] = { .name
= "pid", .type
= BLOBMSG_TYPE_INT32
},
828 [PROC_ATTR_EXE
] = { .name
= "exe", .type
= BLOBMSG_TYPE_STRING
},
829 [PROC_ATTR_REQUIRED
] = { .name
= "required", .type
= BLOBMSG_TYPE_BOOL
},
831 struct blob_attr
*tb
[__PROC_ATTR_MAX
];
832 struct wireless_process
*proc
;
837 return UBUS_STATUS_INVALID_ARGUMENT
;
839 blobmsg_parse(proc_policy
, __PROC_ATTR_MAX
, tb
, blobmsg_data(data
), blobmsg_data_len(data
));
840 if (!tb
[PROC_ATTR_PID
] || !tb
[PROC_ATTR_EXE
])
841 return UBUS_STATUS_INVALID_ARGUMENT
;
843 pid
= blobmsg_get_u32(tb
[PROC_ATTR_PID
]);
845 return UBUS_STATUS_INVALID_ARGUMENT
;
847 proc
= calloc_a(sizeof(*proc
),
848 &name
, strlen(blobmsg_data(tb
[PROC_ATTR_EXE
])) + 1);
851 proc
->exe
= strcpy(name
, blobmsg_data(tb
[PROC_ATTR_EXE
]));
853 if (tb
[PROC_ATTR_REQUIRED
])
854 proc
->required
= blobmsg_get_bool(tb
[PROC_ATTR_REQUIRED
]);
856 D(WIRELESS
, "Wireless device '%s' add pid %d\n", wdev
->name
, proc
->pid
);
857 list_add(&proc
->list
, &wdev
->script_proc
);
858 uloop_timeout_set(&wdev
->script_check
, 0);
864 wireless_device_process_kill_all(struct wireless_device
*wdev
, struct blob_attr
*data
,
865 struct ubus_request_data
*req
)
872 static const struct blobmsg_policy kill_policy
[__KILL_ATTR_MAX
] = {
873 [KILL_ATTR_SIGNAL
] = { .name
= "signal", .type
= BLOBMSG_TYPE_INT32
},
874 [KILL_ATTR_IMMEDIATE
] = { .name
= "immediate", .type
= BLOBMSG_TYPE_BOOL
},
876 struct blob_attr
*tb
[__KILL_ATTR_MAX
];
877 struct blob_attr
*cur
;
878 bool immediate
= false;
879 int signal
= SIGTERM
;
881 blobmsg_parse(kill_policy
, __KILL_ATTR_MAX
, tb
, blobmsg_data(data
), blobmsg_data_len(data
));
883 if ((cur
= tb
[KILL_ATTR_SIGNAL
]))
884 signal
= blobmsg_get_u32(cur
);
886 if ((cur
= tb
[KILL_ATTR_IMMEDIATE
]))
887 immediate
= blobmsg_get_bool(cur
);
889 if (wdev
->state
!= IFS_TEARDOWN
|| wdev
->kill_request
)
890 return UBUS_STATUS_PERMISSION_DENIED
;
892 wireless_process_kill_all(wdev
, signal
, immediate
);
894 if (list_empty(&wdev
->script_proc
))
897 wdev
->kill_request
= calloc(1, sizeof(*wdev
->kill_request
));
898 ubus_defer_request(ubus_ctx
, req
, wdev
->kill_request
);
904 wireless_device_set_retry(struct wireless_device
*wdev
, struct blob_attr
*data
)
906 static const struct blobmsg_policy retry_policy
= {
907 .name
= "retry", .type
= BLOBMSG_TYPE_INT32
909 struct blob_attr
*val
;
911 blobmsg_parse(&retry_policy
, 1, &val
, blobmsg_data(data
), blobmsg_data_len(data
));
913 return UBUS_STATUS_INVALID_ARGUMENT
;
915 wdev
->retry
= blobmsg_get_u32(val
);
921 NOTIFY_CMD_SET_DATA
= 1,
922 NOTIFY_CMD_PROCESS_ADD
= 2,
923 NOTIFY_CMD_PROCESS_KILL_ALL
= 3,
924 NOTIFY_CMD_SET_RETRY
= 4,
928 wireless_device_notify(struct wireless_device
*wdev
, struct blob_attr
*data
,
929 struct ubus_request_data
*req
)
937 static const struct blobmsg_policy notify_policy
[__NOTIFY_MAX
] = {
938 [NOTIFY_ATTR_COMMAND
] = { .name
= "command", .type
= BLOBMSG_TYPE_INT32
},
939 [NOTIFY_ATTR_VIF
] = { .name
= "interface", .type
= BLOBMSG_TYPE_STRING
},
940 [NOTIFY_ATTR_DATA
] = { .name
= "data", .type
= BLOBMSG_TYPE_TABLE
},
942 struct wireless_interface
*vif
= NULL
;
943 struct blob_attr
*tb
[__NOTIFY_MAX
];
944 struct blob_attr
*cur
, **pdata
;
946 blobmsg_parse(notify_policy
, __NOTIFY_MAX
, tb
, blob_data(data
), blob_len(data
));
948 if (!tb
[NOTIFY_ATTR_COMMAND
])
949 return UBUS_STATUS_INVALID_ARGUMENT
;
951 if ((cur
= tb
[NOTIFY_ATTR_VIF
]) != NULL
) {
952 vif
= vlist_find(&wdev
->interfaces
, blobmsg_data(cur
), vif
, node
);
954 return UBUS_STATUS_NOT_FOUND
;
957 cur
= tb
[NOTIFY_ATTR_DATA
];
959 return UBUS_STATUS_INVALID_ARGUMENT
;
961 switch (blobmsg_get_u32(tb
[NOTIFY_ATTR_COMMAND
])) {
964 return UBUS_STATUS_INVALID_ARGUMENT
;
966 if (wdev
->state
!= IFS_SETUP
)
967 return UBUS_STATUS_PERMISSION_DENIED
;
969 wireless_device_mark_up(wdev
);
971 case NOTIFY_CMD_SET_DATA
:
978 return UBUS_STATUS_INVALID_ARGUMENT
;
980 *pdata
= blob_memdup(cur
);
982 wireless_interface_set_data(vif
);
984 case NOTIFY_CMD_PROCESS_ADD
:
985 return wireless_device_add_process(wdev
, cur
);
986 case NOTIFY_CMD_PROCESS_KILL_ALL
:
987 return wireless_device_process_kill_all(wdev
, cur
, req
);
988 case NOTIFY_CMD_SET_RETRY
:
989 return wireless_device_set_retry(wdev
, cur
);
991 return UBUS_STATUS_INVALID_ARGUMENT
;
998 wireless_start_pending(void)
1000 struct wireless_device
*wdev
;
1002 vlist_for_each_element(&wireless_devices
, wdev
, node
)
1003 __wireless_device_set_up(wdev
);