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Commit | Line | Data |
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5c333467 JM |
1 | /* |
2 | * hostapd / main() | |
cc58a357 | 3 | * Copyright (c) 2002-2019, Jouni Malinen <j@w1.fi> |
5c333467 | 4 | * |
0f3d578e JM |
5 | * This software may be distributed under the terms of the BSD license. |
6 | * See README for more details. | |
5c333467 JM |
7 | */ |
8 | ||
6226e38d | 9 | #include "utils/includes.h" |
5c333467 JM |
10 | #ifndef CONFIG_NATIVE_WINDOWS |
11 | #include <syslog.h> | |
187f87f0 | 12 | #include <grp.h> |
5c333467 JM |
13 | #endif /* CONFIG_NATIVE_WINDOWS */ |
14 | ||
6226e38d JM |
15 | #include "utils/common.h" |
16 | #include "utils/eloop.h" | |
b0d18bc2 | 17 | #include "utils/uuid.h" |
d47fa330 | 18 | #include "crypto/random.h" |
03da66bd | 19 | #include "crypto/tls.h" |
90973fb2 | 20 | #include "common/version.h" |
87d8435c | 21 | #include "common/dpp.h" |
e5f2b59c | 22 | #include "drivers/driver.h" |
5c333467 JM |
23 | #include "eap_server/eap.h" |
24 | #include "eap_server/tncs.h" | |
1057d78e | 25 | #include "ap/hostapd.h" |
6226e38d | 26 | #include "ap/ap_config.h" |
9d23cff5 | 27 | #include "ap/ap_drv_ops.h" |
7eb6bfb4 | 28 | #include "ap/dpp_hostapd.h" |
6959145b | 29 | #include "fst/fst.h" |
41d719d6 | 30 | #include "config_file.h" |
a4f21109 | 31 | #include "eap_register.h" |
70db2ab3 | 32 | #include "ctrl_iface.h" |
5c333467 JM |
33 | |
34 | ||
4b24282a JM |
35 | struct hapd_global { |
36 | void **drv_priv; | |
37 | size_t drv_count; | |
38 | }; | |
39 | ||
40 | static struct hapd_global global; | |
41 | ||
5c333467 | 42 | |
5c333467 JM |
43 | #ifndef CONFIG_NO_HOSTAPD_LOGGER |
44 | static void hostapd_logger_cb(void *ctx, const u8 *addr, unsigned int module, | |
45 | int level, const char *txt, size_t len) | |
46 | { | |
47 | struct hostapd_data *hapd = ctx; | |
48 | char *format, *module_str; | |
49 | int maxlen; | |
50 | int conf_syslog_level, conf_stdout_level; | |
51 | unsigned int conf_syslog, conf_stdout; | |
52 | ||
53 | maxlen = len + 100; | |
54 | format = os_malloc(maxlen); | |
55 | if (!format) | |
56 | return; | |
57 | ||
58 | if (hapd && hapd->conf) { | |
59 | conf_syslog_level = hapd->conf->logger_syslog_level; | |
60 | conf_stdout_level = hapd->conf->logger_stdout_level; | |
61 | conf_syslog = hapd->conf->logger_syslog; | |
62 | conf_stdout = hapd->conf->logger_stdout; | |
63 | } else { | |
64 | conf_syslog_level = conf_stdout_level = 0; | |
65 | conf_syslog = conf_stdout = (unsigned int) -1; | |
66 | } | |
67 | ||
68 | switch (module) { | |
69 | case HOSTAPD_MODULE_IEEE80211: | |
70 | module_str = "IEEE 802.11"; | |
71 | break; | |
72 | case HOSTAPD_MODULE_IEEE8021X: | |
73 | module_str = "IEEE 802.1X"; | |
74 | break; | |
75 | case HOSTAPD_MODULE_RADIUS: | |
76 | module_str = "RADIUS"; | |
77 | break; | |
78 | case HOSTAPD_MODULE_WPA: | |
79 | module_str = "WPA"; | |
80 | break; | |
81 | case HOSTAPD_MODULE_DRIVER: | |
82 | module_str = "DRIVER"; | |
83 | break; | |
5c333467 JM |
84 | case HOSTAPD_MODULE_MLME: |
85 | module_str = "MLME"; | |
86 | break; | |
87 | default: | |
88 | module_str = NULL; | |
89 | break; | |
90 | } | |
91 | ||
92 | if (hapd && hapd->conf && addr) | |
93 | os_snprintf(format, maxlen, "%s: STA " MACSTR "%s%s: %s", | |
94 | hapd->conf->iface, MAC2STR(addr), | |
1e2ffc60 EL |
95 | module_str ? " " : "", module_str ? module_str : "", |
96 | txt); | |
5c333467 JM |
97 | else if (hapd && hapd->conf) |
98 | os_snprintf(format, maxlen, "%s:%s%s %s", | |
99 | hapd->conf->iface, module_str ? " " : "", | |
db9418bb | 100 | module_str ? module_str : "", txt); |
5c333467 JM |
101 | else if (addr) |
102 | os_snprintf(format, maxlen, "STA " MACSTR "%s%s: %s", | |
103 | MAC2STR(addr), module_str ? " " : "", | |
db9418bb | 104 | module_str ? module_str : "", txt); |
5c333467 JM |
105 | else |
106 | os_snprintf(format, maxlen, "%s%s%s", | |
db9418bb SG |
107 | module_str ? module_str : "", |
108 | module_str ? ": " : "", txt); | |
5c333467 | 109 | |
cc3dae85 WD |
110 | #ifdef CONFIG_DEBUG_SYSLOG |
111 | if (wpa_debug_syslog) | |
112 | conf_stdout = 0; | |
113 | #endif /* CONFIG_DEBUG_SYSLOG */ | |
5c333467 JM |
114 | if ((conf_stdout & module) && level >= conf_stdout_level) { |
115 | wpa_debug_print_timestamp(); | |
b253e6ff | 116 | wpa_printf(MSG_INFO, "%s", format); |
5c333467 JM |
117 | } |
118 | ||
119 | #ifndef CONFIG_NATIVE_WINDOWS | |
120 | if ((conf_syslog & module) && level >= conf_syslog_level) { | |
121 | int priority; | |
122 | switch (level) { | |
123 | case HOSTAPD_LEVEL_DEBUG_VERBOSE: | |
124 | case HOSTAPD_LEVEL_DEBUG: | |
125 | priority = LOG_DEBUG; | |
126 | break; | |
127 | case HOSTAPD_LEVEL_INFO: | |
128 | priority = LOG_INFO; | |
129 | break; | |
130 | case HOSTAPD_LEVEL_NOTICE: | |
131 | priority = LOG_NOTICE; | |
132 | break; | |
133 | case HOSTAPD_LEVEL_WARNING: | |
134 | priority = LOG_WARNING; | |
135 | break; | |
136 | default: | |
137 | priority = LOG_INFO; | |
138 | break; | |
139 | } | |
140 | syslog(priority, "%s", format); | |
141 | } | |
142 | #endif /* CONFIG_NATIVE_WINDOWS */ | |
143 | ||
144 | os_free(format); | |
145 | } | |
146 | #endif /* CONFIG_NO_HOSTAPD_LOGGER */ | |
147 | ||
148 | ||
0dfd2c61 JM |
149 | /** |
150 | * hostapd_driver_init - Preparate driver interface | |
151 | */ | |
e5f2b59c JM |
152 | static int hostapd_driver_init(struct hostapd_iface *iface) |
153 | { | |
154 | struct wpa_init_params params; | |
155 | size_t i; | |
156 | struct hostapd_data *hapd = iface->bss[0]; | |
157 | struct hostapd_bss_config *conf = hapd->conf; | |
158 | u8 *b = conf->bssid; | |
2fee890a | 159 | struct wpa_driver_capa capa; |
e5f2b59c JM |
160 | |
161 | if (hapd->driver == NULL || hapd->driver->hapd_init == NULL) { | |
162 | wpa_printf(MSG_ERROR, "No hostapd driver wrapper available"); | |
163 | return -1; | |
164 | } | |
165 | ||
166 | /* Initialize the driver interface */ | |
167 | if (!(b[0] | b[1] | b[2] | b[3] | b[4] | b[5])) | |
168 | b = NULL; | |
169 | ||
170 | os_memset(¶ms, 0, sizeof(params)); | |
4b24282a | 171 | for (i = 0; wpa_drivers[i]; i++) { |
7756114f JM |
172 | if (wpa_drivers[i] != hapd->driver) |
173 | continue; | |
174 | ||
175 | if (global.drv_priv[i] == NULL && | |
176 | wpa_drivers[i]->global_init) { | |
45e3fc72 RM |
177 | global.drv_priv[i] = |
178 | wpa_drivers[i]->global_init(iface->interfaces); | |
7756114f JM |
179 | if (global.drv_priv[i] == NULL) { |
180 | wpa_printf(MSG_ERROR, "Failed to initialize " | |
181 | "driver '%s'", | |
182 | wpa_drivers[i]->name); | |
183 | return -1; | |
184 | } | |
4b24282a | 185 | } |
7756114f JM |
186 | |
187 | params.global_priv = global.drv_priv[i]; | |
188 | break; | |
4b24282a | 189 | } |
e5f2b59c JM |
190 | params.bssid = b; |
191 | params.ifname = hapd->conf->iface; | |
0ecff8d7 | 192 | params.driver_params = hapd->iconf->driver_params; |
e5f2b59c JM |
193 | params.use_pae_group_addr = hapd->conf->use_pae_group_addr; |
194 | ||
195 | params.num_bridge = hapd->iface->num_bss; | |
f9884c09 | 196 | params.bridge = os_calloc(hapd->iface->num_bss, sizeof(char *)); |
e5f2b59c JM |
197 | if (params.bridge == NULL) |
198 | return -1; | |
199 | for (i = 0; i < hapd->iface->num_bss; i++) { | |
200 | struct hostapd_data *bss = hapd->iface->bss[i]; | |
201 | if (bss->conf->bridge[0]) | |
202 | params.bridge[i] = bss->conf->bridge; | |
203 | } | |
204 | ||
205 | params.own_addr = hapd->own_addr; | |
206 | ||
207 | hapd->drv_priv = hapd->driver->hapd_init(hapd, ¶ms); | |
208 | os_free(params.bridge); | |
209 | if (hapd->drv_priv == NULL) { | |
210 | wpa_printf(MSG_ERROR, "%s driver initialization failed.", | |
211 | hapd->driver->name); | |
212 | hapd->driver = NULL; | |
213 | return -1; | |
214 | } | |
215 | ||
2fee890a | 216 | if (hapd->driver->get_capa && |
4f73d88a | 217 | hapd->driver->get_capa(hapd->drv_priv, &capa) == 0) { |
88cb27c7 DS |
218 | struct wowlan_triggers *triggs; |
219 | ||
2fee890a | 220 | iface->drv_flags = capa.flags; |
4f73d88a | 221 | iface->probe_resp_offloads = capa.probe_resp_offloads; |
cc9a2575 KV |
222 | /* |
223 | * Use default extended capa values from per-radio information | |
224 | */ | |
8cd6b7bc JB |
225 | iface->extended_capa = capa.extended_capa; |
226 | iface->extended_capa_mask = capa.extended_capa_mask; | |
227 | iface->extended_capa_len = capa.extended_capa_len; | |
3cb953e4 | 228 | iface->drv_max_acl_mac_addrs = capa.max_acl_mac_addrs; |
88cb27c7 | 229 | |
cc9a2575 KV |
230 | /* |
231 | * Override extended capa with per-interface type (AP), if | |
232 | * available from the driver. | |
233 | */ | |
234 | hostapd_get_ext_capa(iface); | |
235 | ||
88cb27c7 DS |
236 | triggs = wpa_get_wowlan_triggers(conf->wowlan_triggers, &capa); |
237 | if (triggs && hapd->driver->set_wowlan) { | |
238 | if (hapd->driver->set_wowlan(hapd->drv_priv, triggs)) | |
239 | wpa_printf(MSG_ERROR, "set_wowlan failed"); | |
240 | } | |
241 | os_free(triggs); | |
4f73d88a | 242 | } |
2fee890a | 243 | |
e5f2b59c JM |
244 | return 0; |
245 | } | |
246 | ||
247 | ||
0dfd2c61 JM |
248 | /** |
249 | * hostapd_interface_init - Read configuration file and init BSS data | |
250 | * | |
251 | * This function is used to parse configuration file for a full interface (one | |
252 | * or more BSSes sharing the same radio) and allocate memory for the BSS | |
cabbaac1 | 253 | * interfaces. No actual driver operations are started. |
0dfd2c61 | 254 | */ |
9969e5a4 | 255 | static struct hostapd_iface * |
40f6282a | 256 | hostapd_interface_init(struct hapd_interfaces *interfaces, const char *if_name, |
9969e5a4 | 257 | const char *config_fname, int debug) |
5c333467 JM |
258 | { |
259 | struct hostapd_iface *iface; | |
260 | int k; | |
261 | ||
1ace2f7c | 262 | wpa_printf(MSG_DEBUG, "Configuration file: %s", config_fname); |
66936c6a | 263 | iface = hostapd_init(interfaces, config_fname); |
5c333467 JM |
264 | if (!iface) |
265 | return NULL; | |
40f6282a TK |
266 | |
267 | if (if_name) { | |
268 | os_strlcpy(iface->conf->bss[0]->iface, if_name, | |
269 | sizeof(iface->conf->bss[0]->iface)); | |
270 | } | |
271 | ||
9969e5a4 | 272 | iface->interfaces = interfaces; |
5c333467 JM |
273 | |
274 | for (k = 0; k < debug; k++) { | |
275 | if (iface->bss[0]->conf->logger_stdout_level > 0) | |
276 | iface->bss[0]->conf->logger_stdout_level--; | |
277 | } | |
278 | ||
ebd79f07 | 279 | if (iface->conf->bss[0]->iface[0] == '\0' && |
61d2ce21 | 280 | !hostapd_drv_none(iface->bss[0])) { |
40f6282a TK |
281 | wpa_printf(MSG_ERROR, |
282 | "Interface name not specified in %s, nor by '-i' parameter", | |
61d2ce21 JM |
283 | config_fname); |
284 | hostapd_interface_deinit_free(iface); | |
285 | return NULL; | |
286 | } | |
287 | ||
5c333467 JM |
288 | return iface; |
289 | } | |
290 | ||
291 | ||
292 | /** | |
293 | * handle_term - SIGINT and SIGTERM handler to terminate hostapd process | |
294 | */ | |
0456ea16 | 295 | static void handle_term(int sig, void *signal_ctx) |
5c333467 JM |
296 | { |
297 | wpa_printf(MSG_DEBUG, "Signal %d received - terminating", sig); | |
298 | eloop_terminate(); | |
299 | } | |
300 | ||
301 | ||
302 | #ifndef CONFIG_NATIVE_WINDOWS | |
a4f21109 JM |
303 | |
304 | static int handle_reload_iface(struct hostapd_iface *iface, void *ctx) | |
305 | { | |
306 | if (hostapd_reload_config(iface) < 0) { | |
307 | wpa_printf(MSG_WARNING, "Failed to read new configuration " | |
308 | "file - continuing with old."); | |
309 | } | |
310 | return 0; | |
311 | } | |
312 | ||
313 | ||
5c333467 JM |
314 | /** |
315 | * handle_reload - SIGHUP handler to reload configuration | |
316 | */ | |
0456ea16 | 317 | static void handle_reload(int sig, void *signal_ctx) |
5c333467 | 318 | { |
0456ea16 | 319 | struct hapd_interfaces *interfaces = signal_ctx; |
5c333467 JM |
320 | wpa_printf(MSG_DEBUG, "Signal %d received - reloading configuration", |
321 | sig); | |
9969e5a4 | 322 | hostapd_for_each_interface(interfaces, handle_reload_iface, NULL); |
5c333467 JM |
323 | } |
324 | ||
325 | ||
0456ea16 | 326 | static void handle_dump_state(int sig, void *signal_ctx) |
5c333467 | 327 | { |
a1a31b6c | 328 | /* Not used anymore - ignore signal */ |
5c333467 JM |
329 | } |
330 | #endif /* CONFIG_NATIVE_WINDOWS */ | |
331 | ||
332 | ||
38e24575 JM |
333 | static int hostapd_global_init(struct hapd_interfaces *interfaces, |
334 | const char *entropy_file) | |
5c333467 | 335 | { |
4b24282a JM |
336 | int i; |
337 | ||
338 | os_memset(&global, 0, sizeof(global)); | |
339 | ||
5c333467 JM |
340 | hostapd_logger_register_cb(hostapd_logger_cb); |
341 | ||
342 | if (eap_server_register_methods()) { | |
343 | wpa_printf(MSG_ERROR, "Failed to register EAP methods"); | |
344 | return -1; | |
345 | } | |
346 | ||
0456ea16 | 347 | if (eloop_init()) { |
5c333467 JM |
348 | wpa_printf(MSG_ERROR, "Failed to initialize event loop"); |
349 | return -1; | |
350 | } | |
cc27c8e6 | 351 | interfaces->eloop_initialized = 1; |
5c333467 | 352 | |
38e24575 | 353 | random_init(entropy_file); |
d47fa330 | 354 | |
5c333467 | 355 | #ifndef CONFIG_NATIVE_WINDOWS |
0456ea16 JM |
356 | eloop_register_signal(SIGHUP, handle_reload, interfaces); |
357 | eloop_register_signal(SIGUSR1, handle_dump_state, interfaces); | |
5c333467 | 358 | #endif /* CONFIG_NATIVE_WINDOWS */ |
0456ea16 | 359 | eloop_register_signal_terminate(handle_term, interfaces); |
5c333467 JM |
360 | |
361 | #ifndef CONFIG_NATIVE_WINDOWS | |
362 | openlog("hostapd", 0, LOG_DAEMON); | |
363 | #endif /* CONFIG_NATIVE_WINDOWS */ | |
364 | ||
4b24282a JM |
365 | for (i = 0; wpa_drivers[i]; i++) |
366 | global.drv_count++; | |
367 | if (global.drv_count == 0) { | |
368 | wpa_printf(MSG_ERROR, "No drivers enabled"); | |
369 | return -1; | |
370 | } | |
f9884c09 | 371 | global.drv_priv = os_calloc(global.drv_count, sizeof(void *)); |
4b24282a JM |
372 | if (global.drv_priv == NULL) |
373 | return -1; | |
4b24282a | 374 | |
5c333467 JM |
375 | return 0; |
376 | } | |
377 | ||
378 | ||
cc27c8e6 | 379 | static void hostapd_global_deinit(const char *pid_file, int eloop_initialized) |
5c333467 | 380 | { |
4b24282a JM |
381 | int i; |
382 | ||
383 | for (i = 0; wpa_drivers[i] && global.drv_priv; i++) { | |
384 | if (!global.drv_priv[i]) | |
385 | continue; | |
386 | wpa_drivers[i]->global_deinit(global.drv_priv[i]); | |
387 | } | |
388 | os_free(global.drv_priv); | |
389 | global.drv_priv = NULL; | |
390 | ||
5c333467 JM |
391 | #ifdef EAP_SERVER_TNC |
392 | tncs_global_deinit(); | |
393 | #endif /* EAP_SERVER_TNC */ | |
394 | ||
d47fa330 JM |
395 | random_deinit(); |
396 | ||
cc27c8e6 JM |
397 | if (eloop_initialized) |
398 | eloop_destroy(); | |
5c333467 JM |
399 | |
400 | #ifndef CONFIG_NATIVE_WINDOWS | |
401 | closelog(); | |
402 | #endif /* CONFIG_NATIVE_WINDOWS */ | |
403 | ||
404 | eap_server_unregister_methods(); | |
405 | ||
406 | os_daemonize_terminate(pid_file); | |
407 | } | |
408 | ||
409 | ||
410 | static int hostapd_global_run(struct hapd_interfaces *ifaces, int daemonize, | |
411 | const char *pid_file) | |
412 | { | |
413 | #ifdef EAP_SERVER_TNC | |
414 | int tnc = 0; | |
415 | size_t i, k; | |
416 | ||
417 | for (i = 0; !tnc && i < ifaces->count; i++) { | |
418 | for (k = 0; k < ifaces->iface[i]->num_bss; k++) { | |
419 | if (ifaces->iface[i]->bss[0]->conf->tnc) { | |
420 | tnc++; | |
421 | break; | |
422 | } | |
423 | } | |
424 | } | |
425 | ||
426 | if (tnc && tncs_global_init() < 0) { | |
427 | wpa_printf(MSG_ERROR, "Failed to initialize TNCS"); | |
428 | return -1; | |
429 | } | |
430 | #endif /* EAP_SERVER_TNC */ | |
431 | ||
2e69bdd1 RM |
432 | if (daemonize) { |
433 | if (os_daemonize(pid_file)) { | |
434 | wpa_printf(MSG_ERROR, "daemon: %s", strerror(errno)); | |
435 | return -1; | |
436 | } | |
437 | if (eloop_sock_requeue()) { | |
438 | wpa_printf(MSG_ERROR, "eloop_sock_requeue: %s", | |
439 | strerror(errno)); | |
440 | return -1; | |
441 | } | |
5c333467 JM |
442 | } |
443 | ||
444 | eloop_run(); | |
445 | ||
446 | return 0; | |
447 | } | |
448 | ||
449 | ||
450 | static void show_version(void) | |
451 | { | |
452 | fprintf(stderr, | |
453 | "hostapd v" VERSION_STR "\n" | |
454 | "User space daemon for IEEE 802.11 AP management,\n" | |
455 | "IEEE 802.1X/WPA/WPA2/EAP/RADIUS Authenticator\n" | |
cc58a357 | 456 | "Copyright (c) 2002-2019, Jouni Malinen <j@w1.fi> " |
5c333467 JM |
457 | "and contributors\n"); |
458 | } | |
459 | ||
460 | ||
461 | static void usage(void) | |
462 | { | |
463 | show_version(); | |
464 | fprintf(stderr, | |
465 | "\n" | |
38e24575 | 466 | "usage: hostapd [-hdBKtv] [-P <PID file>] [-e <entropy file>] " |
c90fd485 | 467 | "\\\n" |
40f6282a TK |
468 | " [-g <global ctrl_iface>] [-G <group>]\\\n" |
469 | " [-i <comma-separated list of interface names>]\\\n" | |
187f87f0 | 470 | " <configuration file(s)>\n" |
5c333467 JM |
471 | "\n" |
472 | "options:\n" | |
473 | " -h show this usage\n" | |
474 | " -d show more debug messages (-dd for even more)\n" | |
475 | " -B run daemon in the background\n" | |
38e24575 | 476 | " -e entropy file\n" |
c90fd485 | 477 | " -g global control interface path\n" |
187f87f0 | 478 | " -G group for control interfaces\n" |
5c333467 JM |
479 | " -P PID file\n" |
480 | " -K include key data in debug messages\n" | |
b41a47c0 BG |
481 | #ifdef CONFIG_DEBUG_FILE |
482 | " -f log output to debug file instead of stdout\n" | |
483 | #endif /* CONFIG_DEBUG_FILE */ | |
0648c3b8 | 484 | #ifdef CONFIG_DEBUG_LINUX_TRACING |
5acbf22b | 485 | " -T record to Linux tracing in addition to logging\n" |
0648c3b8 JB |
486 | " (records all messages regardless of debug verbosity)\n" |
487 | #endif /* CONFIG_DEBUG_LINUX_TRACING */ | |
40f6282a | 488 | " -i list of interface names to use\n" |
cc3dae85 WD |
489 | #ifdef CONFIG_DEBUG_SYSLOG |
490 | " -s log output to syslog instead of stdout\n" | |
491 | #endif /* CONFIG_DEBUG_SYSLOG */ | |
053693d2 | 492 | " -S start all the interfaces synchronously\n" |
5c333467 JM |
493 | " -t include timestamps in some debug messages\n" |
494 | " -v show hostapd version\n"); | |
495 | ||
496 | exit(1); | |
497 | } | |
498 | ||
499 | ||
379ff7b9 BG |
500 | static const char * hostapd_msg_ifname_cb(void *ctx) |
501 | { | |
502 | struct hostapd_data *hapd = ctx; | |
2940bf66 EP |
503 | if (hapd && hapd->conf) |
504 | return hapd->conf->iface; | |
379ff7b9 BG |
505 | return NULL; |
506 | } | |
507 | ||
508 | ||
c90fd485 SP |
509 | static int hostapd_get_global_ctrl_iface(struct hapd_interfaces *interfaces, |
510 | const char *path) | |
511 | { | |
b9066c63 | 512 | #ifndef CONFIG_CTRL_IFACE_UDP |
c90fd485 | 513 | char *pos; |
b9066c63 JD |
514 | #endif /* !CONFIG_CTRL_IFACE_UDP */ |
515 | ||
c90fd485 SP |
516 | os_free(interfaces->global_iface_path); |
517 | interfaces->global_iface_path = os_strdup(path); | |
518 | if (interfaces->global_iface_path == NULL) | |
519 | return -1; | |
b9066c63 JD |
520 | |
521 | #ifndef CONFIG_CTRL_IFACE_UDP | |
c90fd485 SP |
522 | pos = os_strrchr(interfaces->global_iface_path, '/'); |
523 | if (pos == NULL) { | |
cd61936a JM |
524 | wpa_printf(MSG_ERROR, "No '/' in the global control interface " |
525 | "file"); | |
c90fd485 SP |
526 | os_free(interfaces->global_iface_path); |
527 | interfaces->global_iface_path = NULL; | |
528 | return -1; | |
529 | } | |
530 | ||
531 | *pos = '\0'; | |
532 | interfaces->global_iface_name = pos + 1; | |
b9066c63 | 533 | #endif /* !CONFIG_CTRL_IFACE_UDP */ |
c90fd485 SP |
534 | |
535 | return 0; | |
536 | } | |
537 | ||
538 | ||
187f87f0 JM |
539 | static int hostapd_get_ctrl_iface_group(struct hapd_interfaces *interfaces, |
540 | const char *group) | |
541 | { | |
542 | #ifndef CONFIG_NATIVE_WINDOWS | |
543 | struct group *grp; | |
544 | grp = getgrnam(group); | |
545 | if (grp == NULL) { | |
546 | wpa_printf(MSG_ERROR, "Unknown group '%s'", group); | |
547 | return -1; | |
548 | } | |
549 | interfaces->ctrl_iface_group = grp->gr_gid; | |
550 | #endif /* CONFIG_NATIVE_WINDOWS */ | |
551 | return 0; | |
552 | } | |
553 | ||
554 | ||
40f6282a TK |
555 | static int hostapd_get_interface_names(char ***if_names, |
556 | size_t *if_names_size, | |
fde3a531 | 557 | char *arg) |
40f6282a TK |
558 | { |
559 | char *if_name, *tmp, **nnames; | |
560 | size_t i; | |
561 | ||
fde3a531 | 562 | if (!arg) |
40f6282a | 563 | return -1; |
fde3a531 | 564 | if_name = strtok_r(arg, ",", &tmp); |
40f6282a TK |
565 | |
566 | while (if_name) { | |
567 | nnames = os_realloc_array(*if_names, 1 + *if_names_size, | |
568 | sizeof(char *)); | |
569 | if (!nnames) | |
570 | goto fail; | |
571 | *if_names = nnames; | |
572 | ||
573 | (*if_names)[*if_names_size] = os_strdup(if_name); | |
574 | if (!(*if_names)[*if_names_size]) | |
575 | goto fail; | |
576 | (*if_names_size)++; | |
577 | if_name = strtok_r(NULL, ",", &tmp); | |
578 | } | |
579 | ||
580 | return 0; | |
581 | ||
582 | fail: | |
583 | for (i = 0; i < *if_names_size; i++) | |
584 | os_free((*if_names)[i]); | |
585 | os_free(*if_names); | |
586 | *if_names = NULL; | |
587 | *if_names_size = 0; | |
588 | return -1; | |
589 | } | |
590 | ||
591 | ||
b0d18bc2 JM |
592 | #ifdef CONFIG_WPS |
593 | static int gen_uuid(const char *txt_addr) | |
594 | { | |
595 | u8 addr[ETH_ALEN]; | |
596 | u8 uuid[UUID_LEN]; | |
597 | char buf[100]; | |
598 | ||
599 | if (hwaddr_aton(txt_addr, addr) < 0) | |
600 | return -1; | |
601 | ||
602 | uuid_gen_mac_addr(addr, uuid); | |
603 | if (uuid_bin2str(uuid, buf, sizeof(buf)) < 0) | |
604 | return -1; | |
605 | ||
606 | printf("%s\n", buf); | |
607 | ||
608 | return 0; | |
609 | } | |
610 | #endif /* CONFIG_WPS */ | |
611 | ||
612 | ||
3188aaba JM |
613 | #ifndef HOSTAPD_CLEANUP_INTERVAL |
614 | #define HOSTAPD_CLEANUP_INTERVAL 10 | |
615 | #endif /* HOSTAPD_CLEANUP_INTERVAL */ | |
616 | ||
617 | static int hostapd_periodic_call(struct hostapd_iface *iface, void *ctx) | |
618 | { | |
619 | hostapd_periodic_iface(iface); | |
620 | return 0; | |
621 | } | |
622 | ||
623 | ||
624 | /* Periodic cleanup tasks */ | |
625 | static void hostapd_periodic(void *eloop_ctx, void *timeout_ctx) | |
626 | { | |
627 | struct hapd_interfaces *interfaces = eloop_ctx; | |
628 | ||
629 | eloop_register_timeout(HOSTAPD_CLEANUP_INTERVAL, 0, | |
630 | hostapd_periodic, interfaces, NULL); | |
631 | hostapd_for_each_interface(interfaces, hostapd_periodic_call, NULL); | |
632 | } | |
633 | ||
634 | ||
5c333467 JM |
635 | int main(int argc, char *argv[]) |
636 | { | |
637 | struct hapd_interfaces interfaces; | |
638 | int ret = 1; | |
5afaa067 | 639 | size_t i, j; |
5c333467 | 640 | int c, debug = 0, daemonize = 0; |
cedf9473 | 641 | char *pid_file = NULL; |
b41a47c0 | 642 | const char *log_file = NULL; |
38e24575 | 643 | const char *entropy_file = NULL; |
5afaa067 JM |
644 | char **bss_config = NULL, **tmp_bss; |
645 | size_t num_bss_configs = 0; | |
0648c3b8 JB |
646 | #ifdef CONFIG_DEBUG_LINUX_TRACING |
647 | int enable_trace_dbg = 0; | |
648 | #endif /* CONFIG_DEBUG_LINUX_TRACING */ | |
053693d2 | 649 | int start_ifaces_in_sync = 0; |
40f6282a TK |
650 | char **if_names = NULL; |
651 | size_t if_names_size = 0; | |
2ed2b52f JM |
652 | #ifdef CONFIG_DPP |
653 | struct dpp_global_config dpp_conf; | |
654 | #endif /* CONFIG_DPP */ | |
5c333467 | 655 | |
80d77c31 JM |
656 | if (os_program_init()) |
657 | return -1; | |
658 | ||
3776ac73 JM |
659 | os_memset(&interfaces, 0, sizeof(interfaces)); |
660 | interfaces.reload_config = hostapd_reload_config; | |
661 | interfaces.config_read_cb = hostapd_config_read; | |
662 | interfaces.for_each_interface = hostapd_for_each_interface; | |
663 | interfaces.ctrl_iface_init = hostapd_ctrl_iface_init; | |
664 | interfaces.ctrl_iface_deinit = hostapd_ctrl_iface_deinit; | |
75545652 | 665 | interfaces.driver_init = hostapd_driver_init; |
c90fd485 SP |
666 | interfaces.global_iface_path = NULL; |
667 | interfaces.global_iface_name = NULL; | |
668 | interfaces.global_ctrl_sock = -1; | |
89b781bc | 669 | dl_list_init(&interfaces.global_ctrl_dst); |
50bd8e0a MB |
670 | #ifdef CONFIG_ETH_P_OUI |
671 | dl_list_init(&interfaces.eth_p_oui); | |
672 | #endif /* CONFIG_ETH_P_OUI */ | |
7eb6bfb4 | 673 | #ifdef CONFIG_DPP |
2ed2b52f JM |
674 | os_memset(&dpp_conf, 0, sizeof(dpp_conf)); |
675 | /* TODO: dpp_conf.msg_ctx? */ | |
676 | interfaces.dpp = dpp_global_init(&dpp_conf); | |
87d8435c JM |
677 | if (!interfaces.dpp) |
678 | return -1; | |
7eb6bfb4 | 679 | #endif /* CONFIG_DPP */ |
3776ac73 | 680 | |
5c333467 | 681 | for (;;) { |
cc3dae85 | 682 | c = getopt(argc, argv, "b:Bde:f:hi:KP:sSTtu:vg:G:"); |
5c333467 JM |
683 | if (c < 0) |
684 | break; | |
685 | switch (c) { | |
686 | case 'h': | |
687 | usage(); | |
688 | break; | |
689 | case 'd': | |
690 | debug++; | |
691 | if (wpa_debug_level > 0) | |
692 | wpa_debug_level--; | |
693 | break; | |
694 | case 'B': | |
695 | daemonize++; | |
696 | break; | |
38e24575 JM |
697 | case 'e': |
698 | entropy_file = optarg; | |
699 | break; | |
b41a47c0 BG |
700 | case 'f': |
701 | log_file = optarg; | |
702 | break; | |
5c333467 JM |
703 | case 'K': |
704 | wpa_debug_show_keys++; | |
705 | break; | |
706 | case 'P': | |
cedf9473 JM |
707 | os_free(pid_file); |
708 | pid_file = os_rel2abs_path(optarg); | |
5c333467 JM |
709 | break; |
710 | case 't': | |
711 | wpa_debug_timestamp++; | |
712 | break; | |
0648c3b8 JB |
713 | #ifdef CONFIG_DEBUG_LINUX_TRACING |
714 | case 'T': | |
715 | enable_trace_dbg = 1; | |
716 | break; | |
717 | #endif /* CONFIG_DEBUG_LINUX_TRACING */ | |
5c333467 JM |
718 | case 'v': |
719 | show_version(); | |
720 | exit(1); | |
721 | break; | |
c90fd485 | 722 | case 'g': |
cd61936a JM |
723 | if (hostapd_get_global_ctrl_iface(&interfaces, optarg)) |
724 | return -1; | |
c90fd485 | 725 | break; |
187f87f0 | 726 | case 'G': |
cd61936a JM |
727 | if (hostapd_get_ctrl_iface_group(&interfaces, optarg)) |
728 | return -1; | |
187f87f0 | 729 | break; |
5afaa067 JM |
730 | case 'b': |
731 | tmp_bss = os_realloc_array(bss_config, | |
732 | num_bss_configs + 1, | |
733 | sizeof(char *)); | |
734 | if (tmp_bss == NULL) | |
735 | goto out; | |
736 | bss_config = tmp_bss; | |
737 | bss_config[num_bss_configs++] = optarg; | |
738 | break; | |
cc3dae85 WD |
739 | #ifdef CONFIG_DEBUG_SYSLOG |
740 | case 's': | |
741 | wpa_debug_syslog = 1; | |
742 | break; | |
743 | #endif /* CONFIG_DEBUG_SYSLOG */ | |
053693d2 SD |
744 | case 'S': |
745 | start_ifaces_in_sync = 1; | |
746 | break; | |
b0d18bc2 JM |
747 | #ifdef CONFIG_WPS |
748 | case 'u': | |
749 | return gen_uuid(optarg); | |
750 | #endif /* CONFIG_WPS */ | |
40f6282a TK |
751 | case 'i': |
752 | if (hostapd_get_interface_names(&if_names, | |
753 | &if_names_size, optarg)) | |
754 | goto out; | |
755 | break; | |
5c333467 JM |
756 | default: |
757 | usage(); | |
758 | break; | |
759 | } | |
760 | } | |
761 | ||
5afaa067 JM |
762 | if (optind == argc && interfaces.global_iface_path == NULL && |
763 | num_bss_configs == 0) | |
5c333467 JM |
764 | usage(); |
765 | ||
379ff7b9 BG |
766 | wpa_msg_register_ifname_cb(hostapd_msg_ifname_cb); |
767 | ||
b41a47c0 BG |
768 | if (log_file) |
769 | wpa_debug_open_file(log_file); | |
53661e3a | 770 | if (!log_file && !wpa_debug_syslog) |
de27bc76 | 771 | wpa_debug_setup_stdout(); |
cc3dae85 WD |
772 | #ifdef CONFIG_DEBUG_SYSLOG |
773 | if (wpa_debug_syslog) | |
774 | wpa_debug_open_syslog(); | |
775 | #endif /* CONFIG_DEBUG_SYSLOG */ | |
0648c3b8 JB |
776 | #ifdef CONFIG_DEBUG_LINUX_TRACING |
777 | if (enable_trace_dbg) { | |
778 | int tret = wpa_debug_open_linux_tracing(); | |
779 | if (tret) { | |
780 | wpa_printf(MSG_ERROR, "Failed to enable trace logging"); | |
781 | return -1; | |
782 | } | |
783 | } | |
784 | #endif /* CONFIG_DEBUG_LINUX_TRACING */ | |
b41a47c0 | 785 | |
5c333467 | 786 | interfaces.count = argc - optind; |
5afaa067 JM |
787 | if (interfaces.count || num_bss_configs) { |
788 | interfaces.iface = os_calloc(interfaces.count + num_bss_configs, | |
268a499c SP |
789 | sizeof(struct hostapd_iface *)); |
790 | if (interfaces.iface == NULL) { | |
791 | wpa_printf(MSG_ERROR, "malloc failed"); | |
792 | return -1; | |
793 | } | |
5c333467 JM |
794 | } |
795 | ||
ee28f088 | 796 | if (hostapd_global_init(&interfaces, entropy_file)) { |
c5ee4dd9 | 797 | wpa_printf(MSG_ERROR, "Failed to initialize global context"); |
5c333467 | 798 | return -1; |
ee28f088 | 799 | } |
5c333467 | 800 | |
3188aaba JM |
801 | eloop_register_timeout(HOSTAPD_CLEANUP_INTERVAL, 0, |
802 | hostapd_periodic, &interfaces, NULL); | |
803 | ||
6959145b AN |
804 | if (fst_global_init()) { |
805 | wpa_printf(MSG_ERROR, | |
806 | "Failed to initialize global FST context"); | |
807 | goto out; | |
808 | } | |
809 | ||
810 | #if defined(CONFIG_FST) && defined(CONFIG_CTRL_IFACE) | |
811 | if (!fst_global_add_ctrl(fst_ctrl_cli)) | |
812 | wpa_printf(MSG_WARNING, "Failed to add CLI FST ctrl"); | |
813 | #endif /* CONFIG_FST && CONFIG_CTRL_IFACE */ | |
814 | ||
0dfd2c61 | 815 | /* Allocate and parse configuration for full interface files */ |
5c333467 | 816 | for (i = 0; i < interfaces.count; i++) { |
40f6282a TK |
817 | char *if_name = NULL; |
818 | ||
819 | if (i < if_names_size) | |
820 | if_name = if_names[i]; | |
821 | ||
9969e5a4 | 822 | interfaces.iface[i] = hostapd_interface_init(&interfaces, |
40f6282a | 823 | if_name, |
9969e5a4 | 824 | argv[optind + i], |
5c333467 | 825 | debug); |
ee28f088 JM |
826 | if (!interfaces.iface[i]) { |
827 | wpa_printf(MSG_ERROR, "Failed to initialize interface"); | |
5c333467 | 828 | goto out; |
ee28f088 | 829 | } |
053693d2 SD |
830 | if (start_ifaces_in_sync) |
831 | interfaces.iface[i]->need_to_start_in_sync = 1; | |
5c333467 JM |
832 | } |
833 | ||
0dfd2c61 | 834 | /* Allocate and parse configuration for per-BSS files */ |
5afaa067 JM |
835 | for (i = 0; i < num_bss_configs; i++) { |
836 | struct hostapd_iface *iface; | |
837 | char *fname; | |
838 | ||
839 | wpa_printf(MSG_INFO, "BSS config: %s", bss_config[i]); | |
840 | fname = os_strchr(bss_config[i], ':'); | |
841 | if (fname == NULL) { | |
842 | wpa_printf(MSG_ERROR, | |
843 | "Invalid BSS config identifier '%s'", | |
844 | bss_config[i]); | |
845 | goto out; | |
846 | } | |
847 | *fname++ = '\0'; | |
848 | iface = hostapd_interface_init_bss(&interfaces, bss_config[i], | |
849 | fname, debug); | |
850 | if (iface == NULL) | |
851 | goto out; | |
852 | for (j = 0; j < interfaces.count; j++) { | |
853 | if (interfaces.iface[j] == iface) | |
854 | break; | |
855 | } | |
856 | if (j == interfaces.count) { | |
857 | struct hostapd_iface **tmp; | |
858 | tmp = os_realloc_array(interfaces.iface, | |
859 | interfaces.count + 1, | |
860 | sizeof(struct hostapd_iface *)); | |
861 | if (tmp == NULL) { | |
862 | hostapd_interface_deinit_free(iface); | |
863 | goto out; | |
864 | } | |
865 | interfaces.iface = tmp; | |
866 | interfaces.iface[interfaces.count++] = iface; | |
867 | } | |
868 | } | |
869 | ||
0dfd2c61 JM |
870 | /* |
871 | * Enable configured interfaces. Depending on channel configuration, | |
872 | * this may complete full initialization before returning or use a | |
873 | * callback mechanism to complete setup in case of operations like HT | |
874 | * co-ex scans, ACS, or DFS are needed to determine channel parameters. | |
875 | * In such case, the interface will be enabled from eloop context within | |
876 | * hostapd_global_run(). | |
877 | */ | |
2b6623ab | 878 | interfaces.terminate_on_error = interfaces.count; |
5afaa067 | 879 | for (i = 0; i < interfaces.count; i++) { |
0f0aa2a6 AB |
880 | if (hostapd_driver_init(interfaces.iface[i]) || |
881 | hostapd_setup_interface(interfaces.iface[i])) | |
5afaa067 JM |
882 | goto out; |
883 | } | |
884 | ||
c90fd485 SP |
885 | hostapd_global_ctrl_iface_init(&interfaces); |
886 | ||
ee28f088 JM |
887 | if (hostapd_global_run(&interfaces, daemonize, pid_file)) { |
888 | wpa_printf(MSG_ERROR, "Failed to start eloop"); | |
5c333467 | 889 | goto out; |
ee28f088 | 890 | } |
5c333467 JM |
891 | |
892 | ret = 0; | |
893 | ||
894 | out: | |
c90fd485 | 895 | hostapd_global_ctrl_iface_deinit(&interfaces); |
5c333467 | 896 | /* Deinitialize all interfaces */ |
354c903f | 897 | for (i = 0; i < interfaces.count; i++) { |
49021c1c JM |
898 | if (!interfaces.iface[i]) |
899 | continue; | |
354c903f MB |
900 | interfaces.iface[i]->driver_ap_teardown = |
901 | !!(interfaces.iface[i]->drv_flags & | |
902 | WPA_DRIVER_FLAGS_AP_TEARDOWN_SUPPORT); | |
f7c47833 | 903 | hostapd_interface_deinit_free(interfaces.iface[i]); |
354c903f | 904 | } |
5c333467 JM |
905 | os_free(interfaces.iface); |
906 | ||
7eb6bfb4 | 907 | #ifdef CONFIG_DPP |
87d8435c | 908 | dpp_global_deinit(interfaces.dpp); |
7eb6bfb4 JM |
909 | #endif /* CONFIG_DPP */ |
910 | ||
cc27c8e6 JM |
911 | if (interfaces.eloop_initialized) |
912 | eloop_cancel_timeout(hostapd_periodic, &interfaces, NULL); | |
913 | hostapd_global_deinit(pid_file, interfaces.eloop_initialized); | |
dd745de3 | 914 | os_free(pid_file); |
5c333467 | 915 | |
cc3dae85 | 916 | wpa_debug_close_syslog(); |
b41a47c0 BG |
917 | if (log_file) |
918 | wpa_debug_close_file(); | |
0648c3b8 | 919 | wpa_debug_close_linux_tracing(); |
b41a47c0 | 920 | |
5afaa067 JM |
921 | os_free(bss_config); |
922 | ||
40f6282a TK |
923 | for (i = 0; i < if_names_size; i++) |
924 | os_free(if_names[i]); | |
925 | os_free(if_names); | |
926 | ||
6959145b AN |
927 | fst_global_deinit(); |
928 | ||
80d77c31 JM |
929 | os_program_deinit(); |
930 | ||
5c333467 JM |
931 | return ret; |
932 | } |