src/main.c

   1 /*
   2  *
   3  *  Connection Manager
   4  *
   5  *  Copyright (C) 2007-2013  Intel Corporation. All rights reserved.
   6  *
   7  *  This program is free software; you can redistribute it and/or modify
   8  *  it under the terms of the GNU General Public License version 2 as
   9  *  published by the Free Software Foundation.
  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, write to the Free Software
  18  *  Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
  19  *
  20  */
  21
  22 #ifdef HAVE_CONFIG_H
  23 #include <config.h>
  24 #endif
  25
  26 #include <errno.h>
  27 #include <stdio.h>
  28 #include <stdlib.h>
  29 #include <unistd.h>
  30 #include <string.h>
  31 #include <signal.h>
  32 #include <sys/signalfd.h>
  33 #include <getopt.h>
  34 #include <sys/stat.h>
  35 #include <net/if.h>
  36 #include <netdb.h>
  37
  38 #include <gdbus.h>
  39
  40 #include "connman.h"
  41
  42 #define CONF_ARRAY_SIZE(x) (sizeof(x)/sizeof(x[0]) - 1)
  43
  44 #define DEFAULT_INPUT_REQUEST_TIMEOUT (120 * 1000)
  45 #define DEFAULT_BROWSER_LAUNCH_TIMEOUT (300 * 1000)
  46
  47 /*
  48  * We set the integer to 1 sec so that we have a chance to get
  49  * necessary IPv6 router advertisement messages that might have
  50  * DNS data etc.
  51  */
  52 #define DEFAULT_ONLINE_CHECK_INITIAL_INTERVAL 1
  53 #define DEFAULT_ONLINE_CHECK_MAX_INTERVAL 12
  54
  55 #define MAINFILE "main.conf"
  56 #define CONFIGMAINFILE CONFIGDIR "/" MAINFILE
  57
  58 static char *default_auto_connect[] = {
  59         "wifi",
  60         "ethernet",
  61         "cellular",
  62         NULL
  63 };
  64
  65 static char *default_favorite_techs[] = {
  66         "ethernet",
  67         NULL
  68 };
  69
  70 static char *default_blacklist[] = {
  71         "vmnet",
  72         "vboxnet",
  73         "virbr",
  74         "ifb",
  75         "ve-",
  76         "vb-",
  77         NULL
  78 };
  79
  80 static struct {
  81         bool bg_scan;
  82         char **pref_timeservers;
  83         unsigned int *auto_connect;
  84         unsigned int *favorite_techs;
  85         unsigned int *preferred_techs;
  86         unsigned int *always_connected_techs;
  87         char **fallback_nameservers;
  88         unsigned int timeout_inputreq;
  89         unsigned int timeout_browserlaunch;
  90         char **blacklisted_interfaces;
  91         bool allow_hostname_updates;
  92         bool allow_domainname_updates;
  93         bool single_tech;
  94         char **tethering_technologies;
  95         bool persistent_tethering_mode;
  96         bool enable_6to4;
  97         char *vendor_class_id;
  98         bool enable_online_check;
  99         bool enable_online_to_ready_transition;
 100         unsigned int online_check_initial_interval;
 101         unsigned int online_check_max_interval;
 102         bool auto_connect_roaming_services;
 103         bool acd;
 104         bool use_gateways_as_timeservers;
 105 } connman_settings  = {
 106         .bg_scan = true,
 107         .pref_timeservers = NULL,
 108         .auto_connect = NULL,
 109         .favorite_techs = NULL,
 110         .preferred_techs = NULL,
 111         .always_connected_techs = NULL,
 112         .fallback_nameservers = NULL,
 113         .timeout_inputreq = DEFAULT_INPUT_REQUEST_TIMEOUT,
 114         .timeout_browserlaunch = DEFAULT_BROWSER_LAUNCH_TIMEOUT,
 115         .blacklisted_interfaces = NULL,
 116         .allow_hostname_updates = true,
 117         .allow_domainname_updates = true,
 118         .single_tech = false,
 119         .tethering_technologies = NULL,
 120         .persistent_tethering_mode = false,
 121         .enable_6to4 = false,
 122         .vendor_class_id = NULL,
 123         .enable_online_check = true,
 124         .enable_online_to_ready_transition = false,
 125         .online_check_initial_interval = DEFAULT_ONLINE_CHECK_INITIAL_INTERVAL,
 126         .online_check_max_interval = DEFAULT_ONLINE_CHECK_MAX_INTERVAL,
 127         .auto_connect_roaming_services = false,
 128         .acd = false,
 129         .use_gateways_as_timeservers = false,
 130 };
 131
 132 #define CONF_BG_SCAN                    "BackgroundScanning"
 133 #define CONF_PREF_TIMESERVERS           "FallbackTimeservers"
 134 #define CONF_AUTO_CONNECT_TECHS         "DefaultAutoConnectTechnologies"
 135 #define CONF_FAVORITE_TECHS             "DefaultFavoriteTechnologies"
 136 #define CONF_ALWAYS_CONNECTED_TECHS     "AlwaysConnectedTechnologies"
 137 #define CONF_PREFERRED_TECHS            "PreferredTechnologies"
 138 #define CONF_FALLBACK_NAMESERVERS       "FallbackNameservers"
 139 #define CONF_TIMEOUT_INPUTREQ           "InputRequestTimeout"
 140 #define CONF_TIMEOUT_BROWSERLAUNCH      "BrowserLaunchTimeout"
 141 #define CONF_BLACKLISTED_INTERFACES     "NetworkInterfaceBlacklist"
 142 #define CONF_ALLOW_HOSTNAME_UPDATES     "AllowHostnameUpdates"
 143 #define CONF_ALLOW_DOMAINNAME_UPDATES   "AllowDomainnameUpdates"
 144 #define CONF_SINGLE_TECH                "SingleConnectedTechnology"
 145 #define CONF_TETHERING_TECHNOLOGIES      "TetheringTechnologies"
 146 #define CONF_PERSISTENT_TETHERING_MODE  "PersistentTetheringMode"
 147 #define CONF_ENABLE_6TO4                "Enable6to4"
 148 #define CONF_VENDOR_CLASS_ID            "VendorClassID"
 149 #define CONF_ENABLE_ONLINE_CHECK        "EnableOnlineCheck"
 150 #define CONF_ENABLE_ONLINE_TO_READY_TRANSITION "EnableOnlineToReadyTransition"
 151 #define CONF_ONLINE_CHECK_INITIAL_INTERVAL "OnlineCheckInitialInterval"
 152 #define CONF_ONLINE_CHECK_MAX_INTERVAL     "OnlineCheckMaxInterval"
 153 #define CONF_AUTO_CONNECT_ROAMING_SERVICES "AutoConnectRoamingServices"
 154 #define CONF_ACD                        "AddressConflictDetection"
 155 #define CONF_USE_GATEWAYS_AS_TIMESERVERS "UseGatewaysAsTimeservers"
 156
 157 static const char *supported_options[] = {
 158         CONF_BG_SCAN,
 159         CONF_PREF_TIMESERVERS,
 160         CONF_AUTO_CONNECT_TECHS,
 161         CONF_FAVORITE_TECHS,
 162         CONF_ALWAYS_CONNECTED_TECHS,
 163         CONF_PREFERRED_TECHS,
 164         CONF_FALLBACK_NAMESERVERS,
 165         CONF_TIMEOUT_INPUTREQ,
 166         CONF_TIMEOUT_BROWSERLAUNCH,
 167         CONF_BLACKLISTED_INTERFACES,
 168         CONF_ALLOW_HOSTNAME_UPDATES,
 169         CONF_ALLOW_DOMAINNAME_UPDATES,
 170         CONF_SINGLE_TECH,
 171         CONF_TETHERING_TECHNOLOGIES,
 172         CONF_PERSISTENT_TETHERING_MODE,
 173         CONF_ENABLE_6TO4,
 174         CONF_VENDOR_CLASS_ID,
 175         CONF_ENABLE_ONLINE_CHECK,
 176         CONF_ENABLE_ONLINE_TO_READY_TRANSITION,
 177         CONF_ONLINE_CHECK_INITIAL_INTERVAL,
 178         CONF_ONLINE_CHECK_MAX_INTERVAL,
 179         CONF_AUTO_CONNECT_ROAMING_SERVICES,
 180         CONF_ACD,
 181         CONF_USE_GATEWAYS_AS_TIMESERVERS,
 182         NULL
 183 };
 184
 185 static GKeyFile *load_config(const char *file)
 186 {
 187         GError *err = NULL;
 188         GKeyFile *keyfile;
 189
 190         keyfile = g_key_file_new();
 191
 192         g_key_file_set_list_separator(keyfile, ',');
 193
 194         if (!g_key_file_load_from_file(keyfile, file, 0, &err)) {
 195                 if (err->code != G_FILE_ERROR_NOENT) {
 196                         connman_error("Parsing %s failed: %s", file,
 197                                                                 err->message);
 198                 }
 199
 200                 g_error_free(err);
 201                 g_key_file_free(keyfile);
 202                 return NULL;
 203         }
 204
 205         return keyfile;
 206 }
 207
 208 static uint *parse_service_types(char **str_list, gsize len)
 209 {
 210         unsigned int *type_list;
 211         int i, j;
 212         enum connman_service_type type;
 213
 214         type_list = g_try_new0(unsigned int, len + 1);
 215         if (!type_list)
 216                 return NULL;
 217
 218         i = 0;
 219         j = 0;
 220         while (str_list[i]) {
 221                 type = __connman_service_string2type(str_list[i]);
 222
 223                 if (type != CONNMAN_SERVICE_TYPE_UNKNOWN) {
 224                         type_list[j] = type;
 225                         j += 1;
 226                 }
 227                 i += 1;
 228         }
 229
 230         type_list[j] = CONNMAN_SERVICE_TYPE_UNKNOWN;
 231
 232         return type_list;
 233 }
 234
 235 static char **parse_fallback_nameservers(char **nameservers, gsize len)
 236 {
 237         char **servers;
 238         int i, j;
 239
 240         servers = g_try_new0(char *, len + 1);
 241         if (!servers)
 242                 return NULL;
 243
 244         i = 0;
 245         j = 0;
 246         while (nameservers[i]) {
 247                 if (connman_inet_check_ipaddress(nameservers[i]) > 0) {
 248                         servers[j] = g_strdup(nameservers[i]);
 249                         j += 1;
 250                 }
 251                 i += 1;
 252         }
 253
 254         return servers;
 255 }
 256
 257 static void check_config(GKeyFile *config)
 258 {
 259         char **keys;
 260         int j;
 261
 262         if (!config)
 263                 return;
 264
 265         keys = g_key_file_get_groups(config, NULL);
 266
 267         for (j = 0; keys && keys[j]; j++) {
 268                 if (g_strcmp0(keys[j], "General") != 0)
 269                         connman_warn("Unknown group %s in %s",
 270                                                 keys[j], MAINFILE);
 271         }
 272
 273         g_strfreev(keys);
 274
 275         keys = g_key_file_get_keys(config, "General", NULL, NULL);
 276
 277         for (j = 0; keys && keys[j]; j++) {
 278                 bool found;
 279                 int i;
 280
 281                 found = false;
 282                 for (i = 0; supported_options[i]; i++) {
 283                         if (g_strcmp0(keys[j], supported_options[i]) == 0) {
 284                                 found = true;
 285                                 break;
 286                         }
 287                 }
 288                 if (!found && !supported_options[i])
 289                         connman_warn("Unknown option %s in %s",
 290                                                 keys[j], MAINFILE);
 291         }
 292
 293         g_strfreev(keys);
 294 }
 295
 296 static void parse_config(GKeyFile *config)
 297 {
 298         GError *error = NULL;
 299         bool boolean;
 300         char **timeservers;
 301         char **interfaces;
 302         char **str_list;
 303         char **tethering;
 304         char *string;
 305         gsize len;
 306         int integer;
 307
 308         if (!config) {
 309                 connman_settings.auto_connect =
 310                         parse_service_types(default_auto_connect, CONF_ARRAY_SIZE(default_auto_connect));
 311                 connman_settings.favorite_techs =
 312                         parse_service_types(default_favorite_techs, CONF_ARRAY_SIZE(default_favorite_techs));
 313                 connman_settings.blacklisted_interfaces =
 314                         g_strdupv(default_blacklist);
 315                 return;
 316         }
 317
 318         DBG("parsing %s", MAINFILE);
 319
 320         boolean = g_key_file_get_boolean(config, "General",
 321                                                 CONF_BG_SCAN, &error);
 322         if (!error)
 323                 connman_settings.bg_scan = boolean;
 324
 325         g_clear_error(&error);
 326
 327         timeservers = __connman_config_get_string_list(config, "General",
 328                                         CONF_PREF_TIMESERVERS, NULL, &error);
 329         if (!error)
 330                 connman_settings.pref_timeservers = timeservers;
 331
 332         g_clear_error(&error);
 333
 334         str_list = __connman_config_get_string_list(config, "General",
 335                         CONF_AUTO_CONNECT_TECHS, &len, &error);
 336
 337         if (!error)
 338                 connman_settings.auto_connect =
 339                         parse_service_types(str_list, len);
 340         else
 341                 connman_settings.auto_connect =
 342                         parse_service_types(default_auto_connect, CONF_ARRAY_SIZE(default_auto_connect));
 343
 344         g_clear_error(&error);
 345
 346         str_list = __connman_config_get_string_list(config, "General",
 347                         CONF_FAVORITE_TECHS, &len, &error);
 348
 349         if (!error)
 350                 connman_settings.favorite_techs =
 351                         parse_service_types(str_list, len);
 352         else
 353                 connman_settings.favorite_techs =
 354                         parse_service_types(default_favorite_techs, CONF_ARRAY_SIZE(default_favorite_techs));
 355
 356         g_strfreev(str_list);
 357
 358         g_clear_error(&error);
 359
 360         str_list = __connman_config_get_string_list(config, "General",
 361                         CONF_PREFERRED_TECHS, &len, &error);
 362
 363         if (!error)
 364                 connman_settings.preferred_techs =
 365                         parse_service_types(str_list, len);
 366
 367         g_strfreev(str_list);
 368
 369         g_clear_error(&error);
 370
 371         str_list = __connman_config_get_string_list(config, "General",
 372                         CONF_ALWAYS_CONNECTED_TECHS, &len, &error);
 373
 374         if (!error)
 375                 connman_settings.always_connected_techs =
 376                         parse_service_types(str_list, len);
 377
 378         g_strfreev(str_list);
 379
 380         g_clear_error(&error);
 381
 382         str_list = __connman_config_get_string_list(config, "General",
 383                         CONF_FALLBACK_NAMESERVERS, &len, &error);
 384
 385         if (!error)
 386                 connman_settings.fallback_nameservers =
 387                         parse_fallback_nameservers(str_list, len);
 388
 389         g_strfreev(str_list);
 390
 391         g_clear_error(&error);
 392
 393         integer = g_key_file_get_integer(config, "General",
 394                         CONF_TIMEOUT_INPUTREQ, &error);
 395         if (!error && integer >= 0)
 396                 connman_settings.timeout_inputreq = integer * 1000;
 397
 398         g_clear_error(&error);
 399
 400         integer = g_key_file_get_integer(config, "General",
 401                         CONF_TIMEOUT_BROWSERLAUNCH, &error);
 402         if (!error && integer >= 0)
 403                 connman_settings.timeout_browserlaunch = integer * 1000;
 404
 405         g_clear_error(&error);
 406
 407         interfaces = __connman_config_get_string_list(config, "General",
 408                         CONF_BLACKLISTED_INTERFACES, &len, &error);
 409
 410         if (!error)
 411                 connman_settings.blacklisted_interfaces = interfaces;
 412         else
 413                 connman_settings.blacklisted_interfaces =
 414                         g_strdupv(default_blacklist);
 415
 416         g_clear_error(&error);
 417
 418         boolean = __connman_config_get_bool(config, "General",
 419                                         CONF_ALLOW_HOSTNAME_UPDATES,
 420                                         &error);
 421         if (!error)
 422                 connman_settings.allow_hostname_updates = boolean;
 423
 424         g_clear_error(&error);
 425
 426         boolean = __connman_config_get_bool(config, "General",
 427                                         CONF_ALLOW_DOMAINNAME_UPDATES,
 428                                         &error);
 429         if (!error)
 430                 connman_settings.allow_domainname_updates = boolean;
 431
 432         g_clear_error(&error);
 433
 434         boolean = __connman_config_get_bool(config, "General",
 435                         CONF_SINGLE_TECH, &error);
 436         if (!error)
 437                 connman_settings.single_tech = boolean;
 438
 439         g_clear_error(&error);
 440
 441         tethering = __connman_config_get_string_list(config, "General",
 442                         CONF_TETHERING_TECHNOLOGIES, &len, &error);
 443
 444         if (!error)
 445                 connman_settings.tethering_technologies = tethering;
 446
 447         g_clear_error(&error);
 448
 449         boolean = __connman_config_get_bool(config, "General",
 450                                         CONF_PERSISTENT_TETHERING_MODE,
 451                                         &error);
 452         if (!error)
 453                 connman_settings.persistent_tethering_mode = boolean;
 454
 455         g_clear_error(&error);
 456
 457         boolean = __connman_config_get_bool(config, "General",
 458                                         CONF_ENABLE_6TO4, &error);
 459         if (!error)
 460                 connman_settings.enable_6to4 = boolean;
 461
 462         g_clear_error(&error);
 463
 464         string = __connman_config_get_string(config, "General",
 465                                         CONF_VENDOR_CLASS_ID, &error);
 466         if (!error)
 467                 connman_settings.vendor_class_id = string;
 468
 469         g_clear_error(&error);
 470
 471         boolean = __connman_config_get_bool(config, "General",
 472                                         CONF_ENABLE_ONLINE_CHECK, &error);
 473         if (!error) {
 474                 connman_settings.enable_online_check = boolean;
 475                 if (!boolean)
 476                         connman_info("Online check disabled by main config.");
 477         }
 478
 479         g_clear_error(&error);
 480
 481         boolean = __connman_config_get_bool(config, "General",
 482                         CONF_ENABLE_ONLINE_TO_READY_TRANSITION, &error);
 483         if (!error) {
 484                 connman_settings.enable_online_to_ready_transition = boolean;
 485         }
 486
 487         g_clear_error(&error);
 488
 489         integer = g_key_file_get_integer(config, "General",
 490                         CONF_ONLINE_CHECK_INITIAL_INTERVAL, &error);
 491         if (!error && integer >= 0)
 492                 connman_settings.online_check_initial_interval = integer;
 493
 494         g_clear_error(&error);
 495
 496         integer = g_key_file_get_integer(config, "General",
 497                         CONF_ONLINE_CHECK_MAX_INTERVAL, &error);
 498         if (!error && integer >= 0)
 499                 connman_settings.online_check_max_interval = integer;
 500
 501         g_clear_error(&error);
 502
 503         if (connman_settings.online_check_initial_interval < 1 ||
 504                 connman_settings.online_check_initial_interval >
 505                 connman_settings.online_check_max_interval) {
 506                 connman_warn("Incorrect online check intervals [%u, %u]",
 507                                 connman_settings.online_check_initial_interval,
 508                                 connman_settings.online_check_max_interval);
 509                 connman_settings.online_check_initial_interval =
 510                         DEFAULT_ONLINE_CHECK_INITIAL_INTERVAL;
 511                 connman_settings.online_check_max_interval =
 512                         DEFAULT_ONLINE_CHECK_MAX_INTERVAL;
 513         }
 514
 515         boolean = __connman_config_get_bool(config, "General",
 516                                 CONF_AUTO_CONNECT_ROAMING_SERVICES, &error);
 517         if (!error)
 518                 connman_settings.auto_connect_roaming_services = boolean;
 519
 520         g_clear_error(&error);
 521
 522         boolean = __connman_config_get_bool(config, "General", CONF_ACD, &error);
 523         if (!error)
 524                 connman_settings.acd = boolean;
 525
 526         g_clear_error(&error);
 527
 528         boolean = __connman_config_get_bool(config, "General",
 529                                 CONF_USE_GATEWAYS_AS_TIMESERVERS, &error);
 530         if (!error)
 531                 connman_settings.use_gateways_as_timeservers = boolean;
 532
 533         g_clear_error(&error);
 534 }
 535
 536 static int config_init(const char *file)
 537 {
 538         GKeyFile *config;
 539
 540         config = load_config(file);
 541         check_config(config);
 542         parse_config(config);
 543         if (config)
 544                 g_key_file_free(config);
 545
 546         return 0;
 547 }
 548
 549 static GMainLoop *main_loop = NULL;
 550
 551 static unsigned int __terminated = 0;
 552
 553 static gboolean signal_handler(GIOChannel *channel, GIOCondition cond,
 554                                                         gpointer user_data)
 555 {
 556         struct signalfd_siginfo si;
 557         ssize_t result;
 558         int fd;
 559
 560         if (cond & (G_IO_NVAL | G_IO_ERR | G_IO_HUP))
 561                 return FALSE;
 562
 563         fd = g_io_channel_unix_get_fd(channel);
 564
 565         result = read(fd, &si, sizeof(si));
 566         if (result != sizeof(si))
 567                 return FALSE;
 568
 569         switch (si.ssi_signo) {
 570         case SIGINT:
 571         case SIGTERM:
 572                 if (__terminated == 0) {
 573                         connman_info("Terminating");
 574                         g_main_loop_quit(main_loop);
 575                 }
 576
 577                 __terminated = 1;
 578                 break;
 579         }
 580
 581         return TRUE;
 582 }
 583
 584 static guint setup_signalfd(void)
 585 {
 586         GIOChannel *channel;
 587         guint source;
 588         sigset_t mask;
 589         int fd;
 590
 591         sigemptyset(&mask);
 592         sigaddset(&mask, SIGINT);
 593         sigaddset(&mask, SIGTERM);
 594
 595         if (sigprocmask(SIG_BLOCK, &mask, NULL) < 0) {
 596                 perror("Failed to set signal mask");
 597                 return 0;
 598         }
 599
 600         fd = signalfd(-1, &mask, 0);
 601         if (fd < 0) {
 602                 perror("Failed to create signal descriptor");
 603                 return 0;
 604         }
 605
 606         channel = g_io_channel_unix_new(fd);
 607
 608         g_io_channel_set_close_on_unref(channel, TRUE);
 609         g_io_channel_set_encoding(channel, NULL, NULL);
 610         g_io_channel_set_buffered(channel, FALSE);
 611
 612         source = g_io_add_watch(channel,
 613                                 G_IO_IN | G_IO_HUP | G_IO_ERR | G_IO_NVAL,
 614                                 signal_handler, NULL);
 615
 616         g_io_channel_unref(channel);
 617
 618         return source;
 619 }
 620
 621 static void disconnect_callback(DBusConnection *conn, void *user_data)
 622 {
 623         connman_error("D-Bus disconnect");
 624
 625         g_main_loop_quit(main_loop);
 626 }
 627
 628 static gchar *option_config = NULL;
 629 static gchar *option_debug = NULL;
 630 static gchar *option_device = NULL;
 631 static gchar *option_plugin = NULL;
 632 static gchar *option_nodevice = NULL;
 633 static gchar *option_noplugin = NULL;
 634 static gchar *option_wifi = NULL;
 635 static gboolean option_detach = TRUE;
 636 static gboolean option_dnsproxy = TRUE;
 637 static gboolean option_backtrace = TRUE;
 638 static gboolean option_version = FALSE;
 639
 640 static bool parse_debug(const char *key, const char *value,
 641                                         gpointer user_data, GError **error)
 642 {
 643         if (value) {
 644                 if (option_debug) {
 645                         char *prev = option_debug;
 646
 647                         option_debug = g_strconcat(prev, ",", value, NULL);
 648                         g_free(prev);
 649                 } else {
 650                         option_debug = g_strdup(value);
 651                 }
 652         } else {
 653                 g_free(option_debug);
 654                 option_debug = g_strdup("*");
 655         }
 656
 657         return true;
 658 }
 659
 660 static bool parse_noplugin(const char *key, const char *value,
 661                                         gpointer user_data, GError **error)
 662 {
 663         if (option_noplugin) {
 664                 char *prev = option_noplugin;
 665
 666                 option_noplugin = g_strconcat(prev, ",", value, NULL);
 667                 g_free(prev);
 668         } else {
 669                 option_noplugin = g_strdup(value);
 670         }
 671
 672         return true;
 673 }
 674
 675 static GOptionEntry options[] = {
 676         { "config", 'c', 0, G_OPTION_ARG_STRING, &option_config,
 677                                 "Load the specified configuration file "
 678                                 "instead of " CONFIGMAINFILE, "FILE" },
 679         { "debug", 'd', G_OPTION_FLAG_OPTIONAL_ARG,
 680                                 G_OPTION_ARG_CALLBACK, parse_debug,
 681                                 "Specify debug options to enable", "DEBUG" },
 682         { "device", 'i', 0, G_OPTION_ARG_STRING, &option_device,
 683                         "Specify networking devices or interfaces", "DEV,..." },
 684         { "nodevice", 'I', 0, G_OPTION_ARG_STRING, &option_nodevice,
 685                         "Specify networking interfaces to ignore", "DEV,..." },
 686         { "plugin", 'p', 0, G_OPTION_ARG_STRING, &option_plugin,
 687                                 "Specify plugins to load", "NAME,..." },
 688         { "noplugin", 'P', 0, G_OPTION_ARG_CALLBACK, &parse_noplugin,
 689                                 "Specify plugins not to load", "NAME,..." },
 690         { "wifi", 'W', 0, G_OPTION_ARG_STRING, &option_wifi,
 691                                 "Specify driver for WiFi/Supplicant", "NAME" },
 692         { "nodaemon", 'n', G_OPTION_FLAG_REVERSE,
 693                                 G_OPTION_ARG_NONE, &option_detach,
 694                                 "Don't fork daemon to background" },
 695         { "nodnsproxy", 'r', G_OPTION_FLAG_REVERSE,
 696                                 G_OPTION_ARG_NONE, &option_dnsproxy,
 697                                 "Don't support DNS resolving" },
 698         { "nobacktrace", 0, G_OPTION_FLAG_REVERSE,
 699                                 G_OPTION_ARG_NONE, &option_backtrace,
 700                                 "Don't print out backtrace information" },
 701         { "version", 'v', 0, G_OPTION_ARG_NONE, &option_version,
 702                                 "Show version information and exit" },
 703         { NULL },
 704 };
 705
 706 char *connman_setting_get_string(const char *key)
 707 {
 708         if (g_str_equal(key, CONF_VENDOR_CLASS_ID))
 709                 return connman_settings.vendor_class_id;
 710
 711         if (g_strcmp0(key, "wifi") == 0) {
 712                 if (!option_wifi)
 713                         return "nl80211,wext";
 714                 else
 715                         return option_wifi;
 716         }
 717
 718         return NULL;
 719 }
 720
 721 bool connman_setting_get_bool(const char *key)
 722 {
 723         if (g_str_equal(key, CONF_BG_SCAN))
 724                 return connman_settings.bg_scan;
 725
 726         if (g_str_equal(key, CONF_ALLOW_HOSTNAME_UPDATES))
 727                 return connman_settings.allow_hostname_updates;
 728
 729         if (g_str_equal(key, CONF_ALLOW_DOMAINNAME_UPDATES))
 730                 return connman_settings.allow_domainname_updates;
 731
 732         if (g_str_equal(key, CONF_SINGLE_TECH))
 733                 return connman_settings.single_tech;
 734
 735         if (g_str_equal(key, CONF_PERSISTENT_TETHERING_MODE))
 736                 return connman_settings.persistent_tethering_mode;
 737
 738         if (g_str_equal(key, CONF_ENABLE_6TO4))
 739                 return connman_settings.enable_6to4;
 740
 741         if (g_str_equal(key, CONF_ENABLE_ONLINE_CHECK))
 742                 return connman_settings.enable_online_check;
 743
 744         if (g_str_equal(key, CONF_ENABLE_ONLINE_TO_READY_TRANSITION))
 745                 return connman_settings.enable_online_to_ready_transition;
 746
 747         if (g_str_equal(key, CONF_AUTO_CONNECT_ROAMING_SERVICES))
 748                 return connman_settings.auto_connect_roaming_services;
 749
 750         if (g_str_equal(key, CONF_ACD))
 751                 return connman_settings.acd;
 752
 753         if (g_str_equal(key, CONF_USE_GATEWAYS_AS_TIMESERVERS))
 754                 return connman_settings.use_gateways_as_timeservers;
 755
 756         return false;
 757 }
 758
 759 unsigned int connman_setting_get_uint(const char *key)
 760 {
 761         if (g_str_equal(key, CONF_ONLINE_CHECK_INITIAL_INTERVAL))
 762                 return connman_settings.online_check_initial_interval;
 763
 764         if (g_str_equal(key, CONF_ONLINE_CHECK_MAX_INTERVAL))
 765                 return connman_settings.online_check_max_interval;
 766
 767         return 0;
 768 }
 769
 770 char **connman_setting_get_string_list(const char *key)
 771 {
 772         if (g_str_equal(key, CONF_PREF_TIMESERVERS))
 773                 return connman_settings.pref_timeservers;
 774
 775         if (g_str_equal(key, CONF_FALLBACK_NAMESERVERS))
 776                 return connman_settings.fallback_nameservers;
 777
 778         if (g_str_equal(key, CONF_BLACKLISTED_INTERFACES))
 779                 return connman_settings.blacklisted_interfaces;
 780
 781         if (g_str_equal(key, CONF_TETHERING_TECHNOLOGIES))
 782                 return connman_settings.tethering_technologies;
 783
 784         return NULL;
 785 }
 786
 787 unsigned int *connman_setting_get_uint_list(const char *key)
 788 {
 789         if (g_str_equal(key, CONF_AUTO_CONNECT_TECHS))
 790                 return connman_settings.auto_connect;
 791
 792         if (g_str_equal(key, CONF_FAVORITE_TECHS))
 793                 return connman_settings.favorite_techs;
 794
 795         if (g_str_equal(key, CONF_PREFERRED_TECHS))
 796                 return connman_settings.preferred_techs;
 797
 798         if (g_str_equal(key, CONF_ALWAYS_CONNECTED_TECHS))
 799                 return connman_settings.always_connected_techs;
 800
 801         return NULL;
 802 }
 803
 804 unsigned int connman_timeout_input_request(void)
 805 {
 806         return connman_settings.timeout_inputreq;
 807 }
 808
 809 unsigned int connman_timeout_browser_launch(void)
 810 {
 811         return connman_settings.timeout_browserlaunch;
 812 }
 813
 814 int main(int argc, char *argv[])
 815 {
 816         GOptionContext *context;
 817         GError *error = NULL;
 818         DBusConnection *conn;
 819         DBusError err;
 820         guint signal;
 821
 822         context = g_option_context_new(NULL);
 823         g_option_context_add_main_entries(context, options, NULL);
 824
 825         if (!g_option_context_parse(context, &argc, &argv, &error)) {
 826                 if (error) {
 827                         g_printerr("%s\n", error->message);
 828                         g_error_free(error);
 829                 } else
 830                         g_printerr("An unknown error occurred\n");
 831                 exit(1);
 832         }
 833
 834         g_option_context_free(context);
 835
 836         if (option_version) {
 837                 printf("%s\n", VERSION);
 838                 exit(0);
 839         }
 840
 841         if (option_detach) {
 842                 if (daemon(0, 0)) {
 843                         perror("Can't start daemon");
 844                         exit(1);
 845                 }
 846         }
 847
 848         if (mkdir(STORAGEDIR, S_IRUSR | S_IWUSR | S_IXUSR |
 849                                 S_IRGRP | S_IXGRP | S_IROTH | S_IXOTH) < 0) {
 850                 if (errno != EEXIST)
 851                         perror("Failed to create storage directory");
 852         }
 853
 854         umask(0077);
 855
 856         main_loop = g_main_loop_new(NULL, FALSE);
 857
 858         signal = setup_signalfd();
 859
 860         dbus_error_init(&err);
 861
 862         conn = g_dbus_setup_bus(DBUS_BUS_SYSTEM, CONNMAN_SERVICE, &err);
 863         if (!conn) {
 864                 if (dbus_error_is_set(&err)) {
 865                         fprintf(stderr, "%s\n", err.message);
 866                         dbus_error_free(&err);
 867                 } else
 868                         fprintf(stderr, "Can't register with system bus\n");
 869                 exit(1);
 870         }
 871
 872         g_dbus_set_disconnect_function(conn, disconnect_callback, NULL, NULL);
 873
 874         __connman_log_init(argv[0], option_debug, option_detach,
 875                         option_backtrace, "Connection Manager", VERSION);
 876
 877         __connman_dbus_init(conn);
 878
 879         if (!option_config)
 880                 config_init(CONFIGMAINFILE);
 881         else
 882                 config_init(option_config);
 883
 884         __connman_util_init();
 885         __connman_inotify_init();
 886         __connman_technology_init();
 887         __connman_notifier_init();
 888         __connman_agent_init();
 889         __connman_service_init();
 890         __connman_peer_service_init();
 891         __connman_peer_init();
 892         __connman_provider_init();
 893         __connman_network_init();
 894         __connman_config_init();
 895         __connman_device_init(option_device, option_nodevice);
 896
 897         __connman_ippool_init();
 898         __connman_firewall_init();
 899         __connman_nat_init();
 900         __connman_tethering_init();
 901         __connman_counter_init();
 902         __connman_manager_init();
 903         __connman_stats_init();
 904         __connman_clock_init();
 905
 906         __connman_ipconfig_init();
 907         __connman_rtnl_init();
 908         __connman_task_init();
 909         __connman_proxy_init();
 910         __connman_detect_init();
 911         __connman_session_init();
 912         __connman_timeserver_init();
 913         __connman_connection_init();
 914
 915         __connman_plugin_init(option_plugin, option_noplugin);
 916
 917         __connman_resolver_init(option_dnsproxy);
 918         __connman_rtnl_start();
 919         __connman_dhcp_init();
 920         __connman_dhcpv6_init();
 921         __connman_wpad_init();
 922         __connman_wispr_init();
 923         __connman_rfkill_init();
 924         __connman_machine_init();
 925
 926         g_free(option_config);
 927         g_free(option_device);
 928         g_free(option_plugin);
 929         g_free(option_nodevice);
 930         g_free(option_noplugin);
 931
 932         g_main_loop_run(main_loop);
 933
 934         g_source_remove(signal);
 935
 936         __connman_machine_cleanup();
 937         __connman_rfkill_cleanup();
 938         __connman_wispr_cleanup();
 939         __connman_wpad_cleanup();
 940         __connman_dhcpv6_cleanup();
 941         __connman_session_cleanup();
 942         __connman_plugin_cleanup();
 943         __connman_provider_cleanup();
 944         __connman_connection_cleanup();
 945         __connman_timeserver_cleanup();
 946         __connman_detect_cleanup();
 947         __connman_proxy_cleanup();
 948         __connman_task_cleanup();
 949         __connman_rtnl_cleanup();
 950         __connman_resolver_cleanup();
 951
 952         __connman_clock_cleanup();
 953         __connman_stats_cleanup();
 954         __connman_config_cleanup();
 955         __connman_manager_cleanup();
 956         __connman_counter_cleanup();
 957         __connman_tethering_cleanup();
 958         __connman_nat_cleanup();
 959         __connman_firewall_cleanup();
 960         __connman_peer_service_cleanup();
 961         __connman_peer_cleanup();
 962         __connman_ippool_cleanup();
 963         __connman_device_cleanup();
 964         __connman_network_cleanup();
 965         __connman_dhcp_cleanup();
 966         __connman_service_cleanup();
 967         __connman_agent_cleanup();
 968         __connman_ipconfig_cleanup();
 969         __connman_notifier_cleanup();
 970         __connman_technology_cleanup();
 971         __connman_inotify_cleanup();
 972
 973         __connman_util_cleanup();
 974         __connman_dbus_cleanup();
 975
 976         __connman_log_cleanup(option_backtrace);
 977
 978         dbus_connection_unref(conn);
 979
 980         g_main_loop_unref(main_loop);
 981
 982         if (connman_settings.pref_timeservers)
 983                 g_strfreev(connman_settings.pref_timeservers);
 984
 985         g_free(connman_settings.auto_connect);
 986         g_free(connman_settings.favorite_techs);
 987         g_free(connman_settings.preferred_techs);
 988         g_strfreev(connman_settings.fallback_nameservers);
 989         g_strfreev(connman_settings.blacklisted_interfaces);
 990         g_strfreev(connman_settings.tethering_technologies);
 991         g_free(connman_settings.vendor_class_id);
 992
 993         g_free(option_debug);
 994         g_free(option_wifi);
 995
 996         return 0;
 997 }