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112358f3 MT |
1 | /*############################################################################# |
2 | # # | |
3 | # IPFire.org - A linux based firewall # | |
4 | # Copyright (C) 2023 IPFire Network Development Team # | |
5 | # # | |
6 | # This program is free software: you can redistribute it and/or modify # | |
7 | # it under the terms of the GNU General Public License as published by # | |
8 | # the Free Software Foundation, either version 3 of the License, or # | |
9 | # (at your option) any later version. # | |
10 | # # | |
11 | # This program is distributed in the hope that it will be useful, # | |
12 | # but WITHOUT ANY WARRANTY; without even the implied warranty of # | |
13 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the # | |
14 | # GNU General Public License for more details. # | |
15 | # # | |
16 | # You should have received a copy of the GNU General Public License # | |
17 | # along with this program. If not, see <http://www.gnu.org/licenses/>. # | |
18 | # # | |
19 | #############################################################################*/ | |
20 | ||
025f60f1 | 21 | #include <errno.h> |
5a925d5f | 22 | #include <fcntl.h> |
3138451b MT |
23 | #include <getopt.h> |
24 | #include <limits.h> | |
112358f3 | 25 | #include <stdlib.h> |
f6e3fd80 | 26 | #include <unistd.h> |
112358f3 | 27 | |
09a6af17 | 28 | #include <systemd/sd-bus.h> |
8a88982f | 29 | #include <systemd/sd-daemon.h> |
b286cd83 | 30 | #include <systemd/sd-device.h> |
c7e1b5db | 31 | #include <systemd/sd-event.h> |
e62b300e | 32 | #include <systemd/sd-netlink.h> |
c7e1b5db | 33 | |
09a6af17 | 34 | #include "bus.h" |
2ac78f28 | 35 | #include "config.h" |
112358f3 | 36 | #include "daemon.h" |
b286cd83 | 37 | #include "devmon.h" |
eaf649ee | 38 | #include "link.h" |
18b8c841 | 39 | #include "links.h" |
c251a9dd | 40 | #include "logging.h" |
b8db2713 | 41 | #include "ports.h" |
15240e08 | 42 | #include "stats-collector.h" |
3138451b | 43 | #include "string.h" |
19e74c9b | 44 | #include "zone.h" |
0c8e7342 | 45 | #include "zones.h" |
112358f3 | 46 | |
b286cd83 MT |
47 | // Increase the receive buffer to 128 MiB |
48 | #define RCVBUF_SIZE 128 * 1024 * 1024 | |
49 | ||
112358f3 MT |
50 | struct nw_daemon { |
51 | int nrefs; | |
c7e1b5db | 52 | |
f6e3fd80 | 53 | // Configuration |
25808f65 | 54 | nw_configd* configd; |
2361667e | 55 | nw_config* config; |
2ac78f28 | 56 | |
c7e1b5db MT |
57 | // Event Loop |
58 | sd_event* loop; | |
09a6af17 | 59 | |
e62b300e MT |
60 | // Netlink Connection |
61 | sd_netlink* rtnl; | |
62 | ||
09a6af17 MT |
63 | // DBus Connection |
64 | sd_bus* bus; | |
19e74c9b | 65 | |
b286cd83 MT |
66 | // udev Connection |
67 | sd_device_monitor* devmon; | |
68 | ||
18b8c841 | 69 | // Links |
2361667e | 70 | nw_links* links; |
18b8c841 | 71 | |
19e74c9b | 72 | // Zones |
2361667e | 73 | nw_zones* zones; |
b8db2713 MT |
74 | |
75 | // Ports | |
2361667e | 76 | nw_ports* ports; |
b8db2713 | 77 | |
15240e08 MT |
78 | // Stats Collector |
79 | sd_event_source* stats_collector_event; | |
112358f3 MT |
80 | }; |
81 | ||
27a3a596 | 82 | static int __nw_daemon_terminate(sd_event_source* source, const struct signalfd_siginfo* si, |
025f60f1 MT |
83 | void* data) { |
84 | DEBUG("Received signal to terminate...\n"); | |
85 | ||
86 | return sd_event_exit(sd_event_source_get_event(source), 0); | |
87 | } | |
88 | ||
27a3a596 | 89 | static int __nw_daemon_reload(sd_event_source* source, const struct signalfd_siginfo* si, |
025f60f1 | 90 | void* data) { |
2361667e | 91 | nw_daemon* daemon = (nw_daemon*)daemon; |
27a3a596 | 92 | |
025f60f1 MT |
93 | DEBUG("Received signal to reload...\n"); |
94 | ||
27a3a596 MT |
95 | // Reload the daemon |
96 | nw_daemon_reload(daemon); | |
025f60f1 MT |
97 | |
98 | return 0; | |
99 | } | |
100 | ||
5a925d5f MT |
101 | /* |
102 | Configuration | |
103 | */ | |
104 | ||
105 | static int nw_daemon_config_open(nw_daemon* daemon, const char* path) { | |
25808f65 | 106 | int r; |
5a925d5f | 107 | |
25808f65 MT |
108 | // Open the configuration directory |
109 | r = nw_configd_create(&daemon->configd, path); | |
110 | if (r < 0) | |
111 | return r; | |
8edf3da1 | 112 | |
25808f65 | 113 | return 0; |
8edf3da1 MT |
114 | } |
115 | ||
3138451b MT |
116 | static int nw_daemon_parse_argv(nw_daemon* daemon, int argc, char* argv[]) { |
117 | enum { | |
118 | ARG_CONFIG, | |
119 | }; | |
120 | int r; | |
121 | ||
122 | static const struct option options[] = { | |
123 | { "config", required_argument, NULL, ARG_CONFIG }, | |
124 | { NULL }, | |
125 | }; | |
126 | int c; | |
127 | ||
128 | for (;;) { | |
129 | c = getopt_long(argc, argv, "", options, NULL); | |
130 | if (c < 0) | |
131 | break; | |
132 | ||
133 | switch (c) { | |
134 | case ARG_CONFIG: | |
5a925d5f | 135 | r = nw_daemon_config_open(daemon, optarg); |
3138451b MT |
136 | if (r < 0) |
137 | return r; | |
3138451b MT |
138 | break; |
139 | ||
140 | // Abort on any unrecognised option | |
141 | default: | |
142 | return -EINVAL; | |
143 | } | |
144 | } | |
145 | ||
146 | return 0; | |
147 | } | |
148 | ||
2361667e | 149 | static int nw_daemon_setup_loop(nw_daemon* daemon) { |
c7e1b5db MT |
150 | int r; |
151 | ||
152 | // Fetch a reference to the default event loop | |
153 | r = sd_event_default(&daemon->loop); | |
154 | if (r < 0) { | |
025f60f1 | 155 | ERROR("Could not setup event loop: %s\n", strerror(-r)); |
c7e1b5db MT |
156 | return 1; |
157 | } | |
158 | ||
3b2316e4 MT |
159 | // Enable the watchdog |
160 | r = sd_event_set_watchdog(daemon->loop, 1); | |
161 | if (r < 0) { | |
025f60f1 MT |
162 | ERROR("Could not activate watchdog: %s\n", strerror(-r)); |
163 | return 1; | |
164 | } | |
165 | ||
166 | // Listen for SIGTERM | |
167 | r = sd_event_add_signal(daemon->loop, NULL, SIGTERM|SD_EVENT_SIGNAL_PROCMASK, | |
27a3a596 | 168 | __nw_daemon_terminate, daemon); |
025f60f1 MT |
169 | if (r < 0) { |
170 | ERROR("Could not register handling SIGTERM: %s\n", strerror(-r)); | |
171 | return 1; | |
172 | } | |
173 | ||
174 | // Listen for SIGINT | |
175 | r = sd_event_add_signal(daemon->loop, NULL, SIGINT|SD_EVENT_SIGNAL_PROCMASK, | |
27a3a596 | 176 | __nw_daemon_terminate, daemon); |
025f60f1 MT |
177 | if (r < 0) { |
178 | ERROR("Could not register handling SIGINT: %s\n", strerror(-r)); | |
179 | return 1; | |
180 | } | |
181 | ||
182 | // Listen for SIGHUP | |
183 | r = sd_event_add_signal(daemon->loop, NULL, SIGHUP|SD_EVENT_SIGNAL_PROCMASK, | |
27a3a596 | 184 | __nw_daemon_reload, daemon); |
025f60f1 MT |
185 | if (r < 0) { |
186 | ERROR("Could not register handling SIGHUP: %s\n", strerror(-r)); | |
3b2316e4 MT |
187 | return 1; |
188 | } | |
189 | ||
c7e1b5db MT |
190 | return 0; |
191 | } | |
192 | ||
2361667e | 193 | static int nw_daemon_load_config(nw_daemon* daemon) { |
c7e1b5db MT |
194 | int r; |
195 | ||
f6e3fd80 | 196 | // If no configuration path has been opened yet, we will open something |
25808f65 | 197 | if (!daemon->configd) { |
f6e3fd80 MT |
198 | r = nw_daemon_config_open(daemon, CONFIG_DIR); |
199 | if (r < 0) | |
25808f65 | 200 | return r; |
f6e3fd80 MT |
201 | } |
202 | ||
5a925d5f | 203 | // Open the configuration file |
25808f65 | 204 | return nw_configd_open_config(&daemon->config, daemon->configd, "settings"); |
19e74c9b MT |
205 | } |
206 | ||
2361667e | 207 | static int nw_start_device_monitor(nw_daemon* daemon) { |
b286cd83 MT |
208 | int r; |
209 | ||
210 | const char* subsystems[] = { | |
211 | "net", | |
212 | "ieee80211", | |
213 | "rfkill", | |
214 | NULL, | |
215 | }; | |
216 | ||
217 | // Create a new connection to monitor any devices | |
218 | r = sd_device_monitor_new(&daemon->devmon); | |
219 | if (r < 0) { | |
220 | ERROR("Could not inititalize the device monitor: %m\n"); | |
221 | return 1; | |
222 | } | |
223 | ||
224 | // Increase the receive buffer | |
225 | r = sd_device_monitor_set_receive_buffer_size(daemon->devmon, RCVBUF_SIZE); | |
226 | if (r < 0) { | |
227 | ERROR("Could not increase buffer size for the device monitor: %m\n"); | |
228 | return 1; | |
229 | } | |
230 | ||
231 | // Filter for events for all relevant subsystems | |
232 | for (const char** subsystem = subsystems; *subsystem; subsystem++) { | |
233 | r = sd_device_monitor_filter_add_match_subsystem_devtype( | |
234 | daemon->devmon, *subsystem, NULL); | |
235 | if (r < 1) { | |
236 | ERROR("Could not add device monitor for the %s subsystem: %m\n", *subsystem); | |
237 | return 1; | |
238 | } | |
239 | } | |
240 | ||
241 | // Attach the device monitor to the event loop | |
242 | r = sd_device_monitor_attach_event(daemon->devmon, daemon->loop); | |
243 | if (r < 0) { | |
244 | ERROR("Could not attach the device monitor to the event loop: %m\n"); | |
245 | return 1; | |
246 | } | |
247 | ||
248 | // Start processing events... | |
249 | r = sd_device_monitor_start(daemon->devmon, nw_devmon_handle_uevent, daemon); | |
250 | if (r < 0) { | |
251 | ERROR("Could not start the device monitor: %m\n"); | |
252 | return 1; | |
253 | } | |
254 | ||
255 | return 0; | |
256 | } | |
257 | ||
2361667e | 258 | static int nw_daemon_connect_rtnl(nw_daemon* daemon, int fd) { |
e62b300e MT |
259 | int r; |
260 | ||
261 | // Connect to Netlink | |
262 | r = sd_netlink_open(&daemon->rtnl); | |
263 | if (r < 0) { | |
264 | ERROR("Could not connect to the kernel's netlink interface: %m\n"); | |
265 | return 1; | |
266 | } | |
267 | ||
268 | // Increase the receive buffer | |
269 | r = sd_netlink_increase_rxbuf(daemon->rtnl, RCVBUF_SIZE); | |
270 | if (r < 0) { | |
271 | ERROR("Could not increase receive buffer for the netlink socket: %m\n"); | |
272 | return 1; | |
273 | } | |
274 | ||
275 | // Connect it to the event loop | |
276 | r = sd_netlink_attach_event(daemon->rtnl, daemon->loop, 0); | |
277 | if (r < 0) { | |
278 | ERROR("Could not connect the netlink socket to the event loop: %m\n"); | |
279 | return 1; | |
280 | } | |
281 | ||
282 | // Register callback for new interfaces | |
eaf649ee | 283 | r = sd_netlink_add_match(daemon->rtnl, NULL, RTM_NEWLINK, nw_link_process, NULL, |
e62b300e MT |
284 | daemon, "networkd-RTM_NEWLINK"); |
285 | if (r < 0) { | |
286 | ERROR("Could not register RTM_NEWLINK: %m\n"); | |
287 | return 1; | |
288 | } | |
289 | ||
766f08ca MT |
290 | // Register callback for deleted interfaces |
291 | r = sd_netlink_add_match(daemon->rtnl, NULL, RTM_DELLINK, nw_link_process, NULL, | |
292 | daemon, "networkd-RTM_DELLINK"); | |
293 | if (r < 0) { | |
294 | ERROR("Could not register RTM_DELLINK: %m\n"); | |
295 | return 1; | |
296 | } | |
297 | ||
e62b300e MT |
298 | return 0; |
299 | } | |
300 | ||
2361667e | 301 | static int nw_daemon_enumerate_links(nw_daemon* daemon) { |
18b8c841 MT |
302 | int r; |
303 | ||
304 | // Create a new links container | |
305 | r = nw_links_create(&daemon->links, daemon); | |
306 | if (r) | |
307 | return r; | |
308 | ||
309 | return nw_links_enumerate(daemon->links); | |
310 | } | |
311 | ||
2361667e | 312 | static int nw_daemon_enumerate_ports(nw_daemon* daemon) { |
b8db2713 MT |
313 | int r; |
314 | ||
315 | // Create a new ports container | |
316 | r = nw_ports_create(&daemon->ports, daemon); | |
317 | if (r) | |
318 | return r; | |
319 | ||
320 | return nw_ports_enumerate(daemon->ports); | |
321 | } | |
322 | ||
7af642e1 MT |
323 | static int nw_daemon_enumerate_zones(nw_daemon* daemon) { |
324 | int r; | |
325 | ||
326 | // Create a new zones container | |
327 | r = nw_zones_create(&daemon->zones, daemon); | |
328 | if (r) | |
329 | return r; | |
330 | ||
331 | return nw_zones_enumerate(daemon->zones); | |
332 | } | |
333 | ||
2361667e | 334 | static int nw_daemon_enumerate(nw_daemon* daemon) { |
18b8c841 MT |
335 | int r; |
336 | ||
337 | // Links | |
338 | r = nw_daemon_enumerate_links(daemon); | |
339 | if (r) | |
340 | return r; | |
341 | ||
b8db2713 MT |
342 | // Ports |
343 | r = nw_daemon_enumerate_ports(daemon); | |
344 | if (r) | |
345 | return r; | |
346 | ||
7af642e1 MT |
347 | // Zones |
348 | r = nw_daemon_enumerate_zones(daemon); | |
349 | if (r) | |
350 | return r; | |
351 | ||
18b8c841 MT |
352 | return 0; |
353 | } | |
354 | ||
b9769b09 MT |
355 | static int __nw_daemon_reconfigure(sd_event_source* s, void* data) { |
356 | nw_daemon* daemon = (nw_daemon*)data; | |
357 | int r; | |
358 | ||
359 | DEBUG("Reconfiguring...\n"); | |
360 | ||
361 | // Reconfigure all zones | |
362 | r = nw_zones_reconfigure(daemon->zones); | |
363 | if (r) | |
364 | return r; | |
365 | ||
366 | // Reconfigure all ports | |
367 | r = nw_ports_reconfigure(daemon->ports); | |
368 | if (r) | |
369 | return r; | |
370 | ||
371 | return 0; | |
372 | } | |
373 | ||
374 | static int nw_daemon_reconfigure(nw_daemon* daemon) { | |
375 | int r; | |
376 | ||
377 | r = sd_event_add_defer(daemon->loop, NULL, __nw_daemon_reconfigure, daemon); | |
378 | if (r) { | |
379 | ERROR("Could not schedule re-configuration task: %m\n"); | |
380 | return r; | |
381 | } | |
382 | ||
383 | return 0; | |
384 | } | |
385 | ||
15240e08 MT |
386 | static int nw_daemon_starts_stats_collector(nw_daemon* daemon) { |
387 | sd_event_source* s = NULL; | |
388 | int r; | |
389 | ||
390 | // Register the stats collector main function | |
391 | r = sd_event_add_time_relative(daemon->loop, &s, CLOCK_MONOTONIC, 0, 0, | |
392 | nw_stats_collector, daemon); | |
393 | if (r < 0) { | |
394 | ERROR("Could not start the stats collector: %m\n"); | |
395 | goto ERROR; | |
396 | } | |
397 | ||
398 | // Keep calling the stats collector for forever | |
399 | r = sd_event_source_set_enabled(s, SD_EVENT_ON); | |
400 | if (r < 0) | |
401 | goto ERROR; | |
402 | ||
403 | // Keep a reference to the event source | |
404 | daemon->stats_collector_event = sd_event_source_ref(s); | |
405 | ||
406 | ERROR: | |
407 | if (s) | |
408 | sd_event_source_unref(s); | |
409 | ||
410 | return r; | |
411 | } | |
412 | ||
2361667e | 413 | static int nw_daemon_setup(nw_daemon* daemon) { |
19e74c9b MT |
414 | int r; |
415 | ||
416 | // Read the configuration | |
417 | r = nw_daemon_load_config(daemon); | |
418 | if (r) | |
419 | return r; | |
420 | ||
c7e1b5db MT |
421 | // Setup the event loop |
422 | r = nw_daemon_setup_loop(daemon); | |
423 | if (r) | |
424 | return r; | |
425 | ||
e62b300e MT |
426 | // Connect to the kernel's netlink interface |
427 | r = nw_daemon_connect_rtnl(daemon, 0); | |
428 | if (r) | |
429 | return r; | |
430 | ||
09a6af17 | 431 | // Connect to the system bus |
442b2fc2 | 432 | r = nw_bus_connect(&daemon->bus, daemon->loop, daemon); |
09a6af17 MT |
433 | if (r) |
434 | return r; | |
435 | ||
b286cd83 MT |
436 | // Connect to udev |
437 | r = nw_start_device_monitor(daemon); | |
438 | if (r) | |
439 | return r; | |
440 | ||
18b8c841 MT |
441 | // Enumerate everything we need to know |
442 | r = nw_daemon_enumerate(daemon); | |
443 | if (r) | |
444 | return r; | |
445 | ||
b9769b09 MT |
446 | // (Re-)configure everything |
447 | r = nw_daemon_reconfigure(daemon); | |
448 | if (r) | |
449 | return r; | |
450 | ||
15240e08 MT |
451 | // Start the stats collector |
452 | r = nw_daemon_starts_stats_collector(daemon); | |
453 | if (r) | |
454 | return r; | |
455 | ||
c7e1b5db MT |
456 | return 0; |
457 | } | |
458 | ||
3138451b | 459 | int nw_daemon_create(nw_daemon** daemon, int argc, char* argv[]) { |
c7e1b5db MT |
460 | int r; |
461 | ||
2361667e | 462 | nw_daemon* d = calloc(1, sizeof(*d)); |
112358f3 MT |
463 | if (!d) |
464 | return 1; | |
465 | ||
466 | // Initialize reference counter | |
467 | d->nrefs = 1; | |
468 | ||
3138451b MT |
469 | // Parse command line arguments |
470 | r = nw_daemon_parse_argv(d, argc, argv); | |
471 | if (r) | |
472 | goto ERROR; | |
473 | ||
c7e1b5db MT |
474 | // Setup the daemon |
475 | r = nw_daemon_setup(d); | |
476 | if (r) | |
477 | goto ERROR; | |
478 | ||
479 | // Set the reference | |
480 | *daemon = d; | |
481 | ||
112358f3 | 482 | return 0; |
c7e1b5db MT |
483 | |
484 | ERROR: | |
485 | nw_daemon_unref(d); | |
486 | ||
487 | return r; | |
112358f3 MT |
488 | } |
489 | ||
2361667e | 490 | static void nw_daemon_cleanup(nw_daemon* daemon) { |
b8db2713 MT |
491 | if (daemon->ports) |
492 | nw_ports_unref(daemon->ports); | |
0c8e7342 MT |
493 | if (daemon->zones) |
494 | nw_zones_unref(daemon->zones); | |
18b8c841 MT |
495 | if (daemon->links) |
496 | nw_links_unref(daemon->links); | |
2ac78f28 MT |
497 | if (daemon->config) |
498 | nw_config_unref(daemon->config); | |
18b8c841 MT |
499 | } |
500 | ||
2361667e | 501 | static void nw_daemon_free(nw_daemon* daemon) { |
18b8c841 MT |
502 | // Cleanup common objects |
503 | nw_daemon_cleanup(daemon); | |
504 | ||
25808f65 MT |
505 | if (daemon->configd) |
506 | nw_configd_unref(daemon->configd); | |
15240e08 MT |
507 | if (daemon->stats_collector_event) |
508 | sd_event_source_unref(daemon->stats_collector_event); | |
09a6af17 MT |
509 | if (daemon->bus) |
510 | sd_bus_unref(daemon->bus); | |
c7e1b5db MT |
511 | if (daemon->loop) |
512 | sd_event_unref(daemon->loop); | |
513 | ||
112358f3 MT |
514 | free(daemon); |
515 | } | |
516 | ||
2361667e | 517 | nw_daemon* nw_daemon_ref(nw_daemon* daemon) { |
112358f3 MT |
518 | daemon->nrefs++; |
519 | ||
520 | return daemon; | |
521 | } | |
522 | ||
2361667e | 523 | nw_daemon* nw_daemon_unref(nw_daemon* daemon) { |
112358f3 MT |
524 | if (--daemon->nrefs > 0) |
525 | return daemon; | |
526 | ||
527 | nw_daemon_free(daemon); | |
528 | return NULL; | |
529 | } | |
c7e1b5db MT |
530 | |
531 | /* | |
532 | This function contains the main loop of the daemon... | |
533 | */ | |
2361667e | 534 | int nw_daemon_run(nw_daemon* daemon) { |
c7e1b5db MT |
535 | int r; |
536 | ||
8a88982f MT |
537 | // We are now ready to process any requests |
538 | sd_notify(0, "READY=1\n" "STATUS=Processing requests..."); | |
539 | ||
c7e1b5db MT |
540 | // Launch the event loop |
541 | r = sd_event_loop(daemon->loop); | |
8a88982f MT |
542 | if (r < 0) { |
543 | ERROR("Could not run the event loop: %s\n", strerror(-r)); | |
544 | goto ERROR; | |
c7e1b5db MT |
545 | } |
546 | ||
8a88982f MT |
547 | // Let systemd know that we are shutting down |
548 | sd_notify(0, "STOPPING=1\n" "STATUS=Shutting down..."); | |
549 | ||
605e975f MT |
550 | // Save the configuration |
551 | r = nw_daemon_save(daemon); | |
552 | if (r) | |
553 | goto ERROR; | |
554 | ||
18b8c841 MT |
555 | // Cleanup everything |
556 | nw_daemon_cleanup(daemon); | |
557 | ||
c7e1b5db | 558 | return 0; |
8a88982f MT |
559 | |
560 | ERROR: | |
561 | sd_notifyf(0, "ERRNO=%i", -r); | |
562 | ||
18b8c841 MT |
563 | // Cleanup everything |
564 | nw_daemon_cleanup(daemon); | |
565 | ||
8a88982f | 566 | return 1; |
c7e1b5db | 567 | } |
27a3a596 | 568 | |
2361667e | 569 | int nw_daemon_reload(nw_daemon* daemon) { |
27a3a596 MT |
570 | DEBUG("Reloading daemon...\n"); |
571 | ||
572 | // XXX TODO | |
573 | ||
574 | return 0; | |
575 | } | |
0c8e7342 | 576 | |
605e975f MT |
577 | /* |
578 | Saves the configuration to disk | |
579 | */ | |
580 | int nw_daemon_save(nw_daemon* daemon) { | |
581 | int r; | |
582 | ||
583 | DEBUG("Saving configuration...\n"); | |
584 | ||
8edf3da1 | 585 | #if 0 |
605e975f | 586 | // Save settings |
8edf3da1 | 587 | r = nw_config_write(daemon->config, f); |
605e975f MT |
588 | if (r) |
589 | return r; | |
8edf3da1 | 590 | #endif |
605e975f MT |
591 | |
592 | // Save ports | |
593 | r = nw_ports_save(daemon->ports); | |
594 | if (r) | |
595 | return r; | |
596 | ||
597 | // Save zones | |
598 | r = nw_zones_save(daemon->zones); | |
599 | if (r) | |
600 | return r; | |
601 | ||
602 | return 0; | |
603 | } | |
604 | ||
25808f65 MT |
605 | nw_configd* nw_daemon_configd(nw_daemon* daemon, const char* path) { |
606 | if (!daemon->configd) | |
607 | return NULL; | |
608 | ||
609 | if (path) | |
610 | return nw_configd_descend(daemon->configd, path); | |
611 | ||
612 | return nw_configd_ref(daemon->configd); | |
613 | } | |
614 | ||
15240e08 MT |
615 | /* |
616 | Bus | |
617 | */ | |
618 | sd_bus* nw_daemon_get_bus(nw_daemon* daemon) { | |
619 | return daemon->bus; | |
620 | } | |
621 | ||
eaf649ee MT |
622 | /* |
623 | Netlink | |
624 | */ | |
2361667e | 625 | sd_netlink* nw_daemon_get_rtnl(nw_daemon* daemon) { |
eaf649ee MT |
626 | return daemon->rtnl; |
627 | } | |
628 | ||
766f08ca MT |
629 | /* |
630 | Links | |
631 | */ | |
2361667e | 632 | nw_links* nw_daemon_links(nw_daemon* daemon) { |
766f08ca MT |
633 | return nw_links_ref(daemon->links); |
634 | } | |
635 | ||
2361667e | 636 | void nw_daemon_drop_link(nw_daemon* daemon, nw_link* link) { |
766f08ca MT |
637 | if (!daemon->links) |
638 | return; | |
639 | ||
640 | nw_links_drop_link(daemon->links, link); | |
641 | } | |
642 | ||
2361667e | 643 | nw_link* nw_daemon_get_link_by_ifindex(nw_daemon* daemon, int ifindex) { |
766f08ca MT |
644 | if (!daemon->links) |
645 | return NULL; | |
646 | ||
647 | return nw_links_get_by_ifindex(daemon->links, ifindex); | |
648 | } | |
649 | ||
2361667e | 650 | nw_link* nw_daemon_get_link_by_name(nw_daemon* daemon, const char* name) { |
30d4ab67 MT |
651 | if (!daemon->links) |
652 | return NULL; | |
653 | ||
654 | return nw_links_get_by_name(daemon->links, name); | |
655 | } | |
656 | ||
7297ba7f MT |
657 | /* |
658 | Ports | |
659 | */ | |
2361667e | 660 | nw_ports* nw_daemon_ports(nw_daemon* daemon) { |
7297ba7f MT |
661 | return nw_ports_ref(daemon->ports); |
662 | } | |
663 | ||
611d4aca MT |
664 | int nw_daemon_ports_walk(nw_daemon* daemon, nw_ports_walk_callback callback, void* data) { |
665 | if (!daemon->ports) | |
666 | return 0; | |
667 | ||
668 | return nw_ports_walk(daemon->ports, callback, data); | |
669 | } | |
670 | ||
2361667e | 671 | nw_port* nw_daemon_get_port_by_name(nw_daemon* daemon, const char* name) { |
7297ba7f MT |
672 | if (!daemon->ports) |
673 | return NULL; | |
674 | ||
675 | return nw_ports_get_by_name(daemon->ports, name); | |
676 | } | |
677 | ||
bd9ffd6a MT |
678 | /* |
679 | Zones | |
680 | */ | |
681 | ||
2361667e | 682 | nw_zones* nw_daemon_zones(nw_daemon* daemon) { |
0c8e7342 MT |
683 | return nw_zones_ref(daemon->zones); |
684 | } | |
bd9ffd6a | 685 | |
b4faae0a MT |
686 | int nw_daemon_zones_walk(nw_daemon* daemon, nw_zones_walk_callback callback, void* data) { |
687 | if (!daemon->zones) | |
688 | return 0; | |
689 | ||
690 | return nw_zones_walk(daemon->zones, callback, data); | |
691 | } | |
692 | ||
2361667e | 693 | nw_zone* nw_daemon_get_zone_by_name(nw_daemon* daemon, const char* name) { |
bd9ffd6a MT |
694 | if (!daemon->zones) |
695 | return NULL; | |
696 | ||
697 | return nw_zones_get_by_name(daemon->zones, name); | |
698 | } |