gio/tests/network-monitor.c

   1 /* GIO - GLib Input, Output and Streaming Library
   2  *
   3  * Copyright 2011 Red Hat, Inc.
   4  *
   5  * This library is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU Lesser General Public
   7  * License as published by the Free Software Foundation; either
   8  * version 2 of the License, or (at your option) any later version.
   9  *
  10  * This library is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13  * Lesser General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU Lesser General
  16  * Public License along with this library; if not, see <http://www.gnu.org/licenses/>.
  17  */
  18
  19 #include "gio.h"
  20
  21 /* hack */
  22 #define GIO_COMPILATION
  23 #include "gnetworkmonitorbase.h"
  24
  25 #include <string.h>
  26
  27 /* Test data; the GInetAddresses and GInetAddressMasks get filled in
  28  * in main(). Each address in a TestAddress matches the mask in its
  29  * corresponding TestMask, and none of them match any of the other
  30  * masks. The addresses in unmatched don't match any of the masks.
  31  */
  32
  33 typedef struct {
  34   const char *string;
  35   GInetAddress *address;
  36 } TestAddress;
  37
  38 typedef struct {
  39   const char *mask_string;
  40   GInetAddressMask *mask;
  41   TestAddress *addresses;
  42 } TestMask;
  43
  44 TestAddress net127addrs[] = {
  45   { "127.0.0.1", NULL },
  46   { "127.0.0.2", NULL },
  47   { "127.0.0.255", NULL },
  48   { "127.0.1.0", NULL },
  49   { "127.0.255.0", NULL },
  50   { "127.0.255.0", NULL },
  51   { "127.255.255.255", NULL },
  52   { NULL, NULL }
  53 };
  54 TestMask net127 = { "127.0.0.0/8", NULL, net127addrs };
  55
  56 TestAddress net10addrs[] = {
  57   { "10.0.0.1", NULL },
  58   { "10.0.0.2", NULL },
  59   { "10.0.0.255", NULL },
  60   { NULL, NULL }
  61 };
  62 TestMask net10 = { "10.0.0.0/24", NULL, net10addrs };
  63
  64 TestAddress net192addrs[] = {
  65   { "192.168.0.1", NULL },
  66   { "192.168.0.2", NULL },
  67   { "192.168.0.255", NULL },
  68   { "192.168.1.0", NULL },
  69   { "192.168.15.0", NULL },
  70   { NULL, NULL }
  71 };
  72 TestMask net192 = { "192.168.0.0/20", NULL, net192addrs };
  73
  74 TestAddress netlocal6addrs[] = {
  75   { "::1", NULL },
  76   { NULL, NULL }
  77 };
  78 TestMask netlocal6 = { "::1/128", NULL, netlocal6addrs };
  79
  80 TestAddress netfe80addrs[] = {
  81   { "fe80::", NULL },
  82   { "fe80::1", NULL },
  83   { "fe80::21b:77ff:fea2:972a", NULL },
  84   { NULL, NULL }
  85 };
  86 TestMask netfe80 = { "fe80::/64", NULL, netfe80addrs };
  87
  88 TestAddress unmatched[] = {
  89   { "10.0.1.0", NULL },
  90   { "10.0.255.0", NULL },
  91   { "10.255.255.255", NULL },
  92   { "192.168.16.0", NULL },
  93   { "192.168.255.0", NULL },
  94   { "192.169.0.0", NULL },
  95   { "192.255.255.255", NULL },
  96   { "::2", NULL },
  97   { "1::1", NULL },
  98   { "fe80::1:0:0:0:0", NULL },
  99   { "fe80:8000::0:0:0:0", NULL },
 100   { NULL, NULL }
 101 };
 102
 103 GInetAddressMask *ip4_default, *ip6_default;
 104
 105 static void
 106 notify_handler (GObject    *object,
 107                 GParamSpec *pspec,
 108                 gpointer    user_data)
 109 {
 110   gboolean *emitted = user_data;
 111
 112   *emitted = TRUE;
 113 }
 114
 115 static void
 116 network_changed_handler (GNetworkMonitor *monitor,
 117                          gboolean         available,
 118                          gpointer         user_data)
 119 {
 120   gboolean *emitted = user_data;
 121
 122   *emitted = TRUE;
 123 }
 124
 125 static void
 126 assert_signals (GNetworkMonitor *monitor,
 127                 gboolean         should_emit_notify,
 128                 gboolean         should_emit_network_changed,
 129                 gboolean         expected_network_available)
 130 {
 131   gboolean emitted_notify = FALSE, emitted_network_changed = FALSE;
 132   guint h1, h2;
 133
 134   h1 = g_signal_connect (monitor, "notify::network-available",
 135                          G_CALLBACK (notify_handler),
 136                          &emitted_notify);
 137   h2 = g_signal_connect (monitor, "network-changed",
 138                          G_CALLBACK (network_changed_handler),
 139                          &emitted_network_changed);
 140
 141   g_main_context_iteration (NULL, FALSE);
 142
 143   g_signal_handler_disconnect (monitor, h1);
 144   g_signal_handler_disconnect (monitor, h2);
 145
 146   g_assert (emitted_notify == should_emit_notify);
 147   g_assert (emitted_network_changed == should_emit_network_changed);
 148
 149   g_assert (g_network_monitor_get_network_available (monitor) == expected_network_available);
 150 }
 151
 152 typedef struct {
 153   GNetworkMonitor *monitor;
 154   GMainLoop       *loop;
 155   GSocketAddress  *sockaddr;
 156   gboolean         should_be_reachable;
 157 } CanReachData;
 158
 159 static void
 160 reach_cb (GObject      *source,
 161           GAsyncResult *res,
 162           gpointer      user_data)
 163 {
 164   GError *error = NULL;
 165   gboolean reachable;
 166   CanReachData *data = user_data;
 167
 168   reachable = g_network_monitor_can_reach_finish (data->monitor, res, &error);
 169
 170   if (data->should_be_reachable)
 171     g_assert_no_error (error);
 172   else
 173     {
 174       g_assert (error != NULL);
 175       g_clear_error (&error);
 176     }
 177   g_assert (reachable == data->should_be_reachable);
 178
 179   g_main_loop_quit (data->loop);
 180 }
 181
 182 static gboolean
 183 test_reach_async (gpointer user_data)
 184 {
 185   CanReachData *data = user_data;
 186
 187   g_network_monitor_can_reach_async (data->monitor,
 188                                      G_SOCKET_CONNECTABLE (data->sockaddr),
 189                                      NULL,
 190                                      reach_cb,
 191                                      data);
 192   return G_SOURCE_REMOVE;
 193 }
 194
 195 static void
 196 run_tests (GNetworkMonitor *monitor,
 197            TestAddress     *addresses,
 198            gboolean         should_be_reachable)
 199 {
 200   GError *error = NULL;
 201   int i;
 202   gboolean reachable;
 203   GSocketAddress *sockaddr;
 204   CanReachData data;
 205
 206   data.monitor = monitor;
 207   data.loop = g_main_loop_new (NULL, FALSE);
 208
 209   for (i = 0; addresses[i].address; i++)
 210     {
 211       sockaddr = g_inet_socket_address_new (addresses[i].address, 0);
 212       reachable = g_network_monitor_can_reach (monitor,
 213                                                G_SOCKET_CONNECTABLE (sockaddr),
 214                                                NULL, &error);
 215       data.sockaddr = sockaddr;
 216       data.should_be_reachable = should_be_reachable;
 217
 218       g_idle_add (test_reach_async, &data);
 219       g_main_loop_run (data.loop);
 220
 221       g_object_unref (sockaddr);
 222       g_assert_cmpint (reachable, ==, should_be_reachable);
 223       if (should_be_reachable)
 224         g_assert_no_error (error);
 225       else
 226         {
 227           g_assert (error != NULL);
 228           g_clear_error (&error);
 229         }
 230     }
 231
 232   g_main_loop_unref (data.loop);
 233 }
 234
 235 static void
 236 test_default (void)
 237 {
 238   GNetworkMonitor *monitor, *m;
 239   GError *error = NULL;
 240
 241   m = g_network_monitor_get_default ();
 242   g_assert (G_IS_NETWORK_MONITOR (m));
 243
 244   monitor = g_initable_newv (G_TYPE_NETWORK_MONITOR_BASE, 0, NULL, NULL,  &error);
 245   g_assert_no_error (error);
 246
 247   /* In the default configuration, all addresses are reachable */
 248   run_tests (monitor, net127.addresses, TRUE);
 249   run_tests (monitor, net10.addresses, TRUE);
 250   run_tests (monitor, net192.addresses, TRUE);
 251   run_tests (monitor, netlocal6.addresses, TRUE);
 252   run_tests (monitor, netfe80.addresses, TRUE);
 253   run_tests (monitor, unmatched, TRUE);
 254
 255   assert_signals (monitor, FALSE, FALSE, TRUE);
 256
 257   g_object_unref (monitor);
 258 }
 259
 260 static void
 261 test_remove_default (void)
 262 {
 263   GNetworkMonitor *monitor;
 264   GError *error = NULL;
 265
 266   monitor = g_initable_new (G_TYPE_NETWORK_MONITOR_BASE, NULL, &error, NULL);
 267   g_assert_no_error (error);
 268   assert_signals (monitor, FALSE, FALSE, TRUE);
 269
 270   g_network_monitor_base_remove_network (G_NETWORK_MONITOR_BASE (monitor),
 271                                          ip4_default);
 272   assert_signals (monitor, FALSE, TRUE, TRUE);
 273   g_network_monitor_base_remove_network (G_NETWORK_MONITOR_BASE (monitor),
 274                                          ip6_default);
 275   assert_signals (monitor, TRUE, TRUE, FALSE);
 276
 277   /* Now nothing should be reachable */
 278   run_tests (monitor, net127.addresses, FALSE);
 279   run_tests (monitor, net10.addresses, FALSE);
 280   run_tests (monitor, net192.addresses, FALSE);
 281   run_tests (monitor, netlocal6.addresses, FALSE);
 282   run_tests (monitor, netfe80.addresses, FALSE);
 283   run_tests (monitor, unmatched, FALSE);
 284
 285   g_object_unref (monitor);
 286 }
 287
 288 static void
 289 test_add_networks (void)
 290 {
 291   GNetworkMonitor *monitor;
 292   GError *error = NULL;
 293
 294   monitor = g_initable_new (G_TYPE_NETWORK_MONITOR_BASE, NULL, &error, NULL);
 295   g_assert_no_error (error);
 296   assert_signals (monitor, FALSE, FALSE, TRUE);
 297
 298   g_network_monitor_base_remove_network (G_NETWORK_MONITOR_BASE (monitor),
 299                                          ip4_default);
 300   assert_signals (monitor, FALSE, TRUE, TRUE);
 301   g_network_monitor_base_remove_network (G_NETWORK_MONITOR_BASE (monitor),
 302                                          ip6_default);
 303   assert_signals (monitor, TRUE, TRUE, FALSE);
 304
 305   /* Now add the masks one by one */
 306
 307   g_network_monitor_base_add_network (G_NETWORK_MONITOR_BASE (monitor),
 308                                       net127.mask);
 309   assert_signals (monitor, FALSE, TRUE, FALSE);
 310
 311   run_tests (monitor, net127.addresses, TRUE);
 312   run_tests (monitor, net10.addresses, FALSE);
 313   run_tests (monitor, net192.addresses, FALSE);
 314   run_tests (monitor, netlocal6.addresses, FALSE);
 315   run_tests (monitor, netfe80.addresses, FALSE);
 316   run_tests (monitor, unmatched, FALSE);
 317
 318   g_network_monitor_base_add_network (G_NETWORK_MONITOR_BASE (monitor),
 319                                       net10.mask);
 320   assert_signals (monitor, FALSE, TRUE, FALSE);
 321   run_tests (monitor, net127.addresses, TRUE);
 322   run_tests (monitor, net10.addresses, TRUE);
 323   run_tests (monitor, net192.addresses, FALSE);
 324   run_tests (monitor, netlocal6.addresses, FALSE);
 325   run_tests (monitor, netfe80.addresses, FALSE);
 326   run_tests (monitor, unmatched, FALSE);
 327
 328   g_network_monitor_base_add_network (G_NETWORK_MONITOR_BASE (monitor),
 329                                       net192.mask);
 330   assert_signals (monitor, FALSE, TRUE, FALSE);
 331   run_tests (monitor, net127.addresses, TRUE);
 332   run_tests (monitor, net10.addresses, TRUE);
 333   run_tests (monitor, net192.addresses, TRUE);
 334   run_tests (monitor, netlocal6.addresses, FALSE);
 335   run_tests (monitor, netfe80.addresses, FALSE);
 336   run_tests (monitor, unmatched, FALSE);
 337
 338   g_network_monitor_base_add_network (G_NETWORK_MONITOR_BASE (monitor),
 339                                       netlocal6.mask);
 340   assert_signals (monitor, FALSE, TRUE, FALSE);
 341   run_tests (monitor, net127.addresses, TRUE);
 342   run_tests (monitor, net10.addresses, TRUE);
 343   run_tests (monitor, net192.addresses, TRUE);
 344   run_tests (monitor, netlocal6.addresses, TRUE);
 345   run_tests (monitor, netfe80.addresses, FALSE);
 346   run_tests (monitor, unmatched, FALSE);
 347
 348   g_network_monitor_base_add_network (G_NETWORK_MONITOR_BASE (monitor),
 349                                       netfe80.mask);
 350   assert_signals (monitor, FALSE, TRUE, FALSE);
 351   run_tests (monitor, net127.addresses, TRUE);
 352   run_tests (monitor, net10.addresses, TRUE);
 353   run_tests (monitor, net192.addresses, TRUE);
 354   run_tests (monitor, netlocal6.addresses, TRUE);
 355   run_tests (monitor, netfe80.addresses, TRUE);
 356   run_tests (monitor, unmatched, FALSE);
 357
 358   g_object_unref (monitor);
 359 }
 360
 361 static void
 362 test_remove_networks (void)
 363 {
 364   GNetworkMonitor *monitor;
 365   GError *error = NULL;
 366
 367   monitor = g_initable_new (G_TYPE_NETWORK_MONITOR_BASE, NULL, &error, NULL);
 368   g_assert_no_error (error);
 369   assert_signals (monitor, FALSE, FALSE, TRUE);
 370
 371   g_network_monitor_base_remove_network (G_NETWORK_MONITOR_BASE (monitor),
 372                                          ip4_default);
 373   assert_signals (monitor, FALSE, TRUE, TRUE);
 374   g_network_monitor_base_remove_network (G_NETWORK_MONITOR_BASE (monitor),
 375                                          ip6_default);
 376   assert_signals (monitor, TRUE, TRUE, FALSE);
 377
 378   /* First add them */
 379   g_network_monitor_base_add_network (G_NETWORK_MONITOR_BASE (monitor),
 380                                       net127.mask);
 381   assert_signals (monitor, FALSE, TRUE, FALSE);
 382   g_network_monitor_base_add_network (G_NETWORK_MONITOR_BASE (monitor),
 383                                       net10.mask);
 384   assert_signals (monitor, FALSE, TRUE, FALSE);
 385   g_network_monitor_base_add_network (G_NETWORK_MONITOR_BASE (monitor),
 386                                       net192.mask);
 387   assert_signals (monitor, FALSE, TRUE, FALSE);
 388   g_network_monitor_base_add_network (G_NETWORK_MONITOR_BASE (monitor),
 389                                       netlocal6.mask);
 390   assert_signals (monitor, FALSE, TRUE, FALSE);
 391   g_network_monitor_base_add_network (G_NETWORK_MONITOR_BASE (monitor),
 392                                       netfe80.mask);
 393   assert_signals (monitor, FALSE, TRUE, FALSE);
 394
 395   run_tests (monitor, net127.addresses, TRUE);
 396   run_tests (monitor, net10.addresses, TRUE);
 397   run_tests (monitor, net192.addresses, TRUE);
 398   run_tests (monitor, netlocal6.addresses, TRUE);
 399   run_tests (monitor, netfe80.addresses, TRUE);
 400   run_tests (monitor, unmatched, FALSE);
 401
 402   /* Now remove them one by one */
 403   g_network_monitor_base_remove_network (G_NETWORK_MONITOR_BASE (monitor),
 404                                          net127.mask);
 405   assert_signals (monitor, FALSE, TRUE, FALSE);
 406   run_tests (monitor, net127.addresses, FALSE);
 407   run_tests (monitor, net10.addresses, TRUE);
 408   run_tests (monitor, net192.addresses, TRUE);
 409   run_tests (monitor, netlocal6.addresses, TRUE);
 410   run_tests (monitor, netfe80.addresses, TRUE);
 411   run_tests (monitor, unmatched, FALSE);
 412
 413   g_network_monitor_base_remove_network (G_NETWORK_MONITOR_BASE (monitor),
 414                                          net10.mask);
 415   assert_signals (monitor, FALSE, TRUE, FALSE);
 416   run_tests (monitor, net127.addresses, FALSE);
 417   run_tests (monitor, net10.addresses, FALSE);
 418   run_tests (monitor, net192.addresses, TRUE);
 419   run_tests (monitor, netlocal6.addresses, TRUE);
 420   run_tests (monitor, netfe80.addresses, TRUE);
 421   run_tests (monitor, unmatched, FALSE);
 422
 423   g_network_monitor_base_remove_network (G_NETWORK_MONITOR_BASE (monitor),
 424                                          net192.mask);
 425   assert_signals (monitor, FALSE, TRUE, FALSE);
 426   run_tests (monitor, net127.addresses, FALSE);
 427   run_tests (monitor, net10.addresses, FALSE);
 428   run_tests (monitor, net192.addresses, FALSE);
 429   run_tests (monitor, netlocal6.addresses, TRUE);
 430   run_tests (monitor, netfe80.addresses, TRUE);
 431   run_tests (monitor, unmatched, FALSE);
 432
 433   g_network_monitor_base_remove_network (G_NETWORK_MONITOR_BASE (monitor),
 434                                          netlocal6.mask);
 435   assert_signals (monitor, FALSE, TRUE, FALSE);
 436   run_tests (monitor, net127.addresses, FALSE);
 437   run_tests (monitor, net10.addresses, FALSE);
 438   run_tests (monitor, net192.addresses, FALSE);
 439   run_tests (monitor, netlocal6.addresses, FALSE);
 440   run_tests (monitor, netfe80.addresses, TRUE);
 441   run_tests (monitor, unmatched, FALSE);
 442
 443   g_network_monitor_base_remove_network (G_NETWORK_MONITOR_BASE (monitor),
 444                                          netfe80.mask);
 445   assert_signals (monitor, FALSE, TRUE, FALSE);
 446   run_tests (monitor, net127.addresses, FALSE);
 447   run_tests (monitor, net10.addresses, FALSE);
 448   run_tests (monitor, net192.addresses, FALSE);
 449   run_tests (monitor, netlocal6.addresses, FALSE);
 450   run_tests (monitor, netfe80.addresses, FALSE);
 451   run_tests (monitor, unmatched, FALSE);
 452
 453   g_object_unref (monitor);
 454 }
 455
 456
 457 static void
 458 init_test (TestMask *test)
 459 {
 460   GError *error = NULL;
 461   int i;
 462
 463   test->mask = g_inet_address_mask_new_from_string (test->mask_string, &error);
 464   g_assert_no_error (error);
 465
 466   for (i = 0; test->addresses[i].string; i++)
 467     {
 468       test->addresses[i].address = g_inet_address_new_from_string (test->addresses[i].string);
 469       if (strchr (test->addresses[i].string, ':'))
 470         g_assert_cmpint (g_inet_address_get_family (test->addresses[i].address), ==, G_SOCKET_FAMILY_IPV6);
 471       else
 472         g_assert_cmpint (g_inet_address_get_family (test->addresses[i].address), ==, G_SOCKET_FAMILY_IPV4);
 473     }
 474 }
 475
 476 static void
 477 cleanup_test (TestMask *test)
 478 {
 479   int i;
 480
 481   g_object_unref (test->mask);
 482   for (i = 0; test->addresses[i].string; i++)
 483     g_object_unref (test->addresses[i].address);
 484 }
 485
 486 static void
 487 watch_network_changed (GNetworkMonitor *monitor,
 488                        gboolean         available,
 489                        gpointer         user_data)
 490 {
 491   g_print ("Network is %s\n", available ? "up" : "down");
 492 }
 493
 494 static void
 495 watch_connectivity_changed (GNetworkMonitor *monitor,
 496                             GParamSpec      *pspec,
 497                             gpointer         user_data)
 498 {
 499   g_print ("Connectivity is %d\n", g_network_monitor_get_connectivity (monitor));
 500 }
 501
 502 static void
 503 watch_metered_changed (GNetworkMonitor *monitor,
 504                        GParamSpec      *pspec,
 505                        gpointer         user_data)
 506 {
 507   g_print ("Metered is %d\n", g_network_monitor_get_network_metered (monitor));
 508 }
 509
 510 static void
 511 do_watch_network (void)
 512 {
 513   GNetworkMonitor *monitor = g_network_monitor_get_default ();
 514   GMainLoop *loop;
 515
 516   g_print ("Monitoring via %s\n", g_type_name_from_instance ((GTypeInstance *) monitor));
 517
 518   g_signal_connect (monitor, "network-changed",
 519                     G_CALLBACK (watch_network_changed), NULL);
 520   g_signal_connect (monitor, "notify::connectivity",
 521                     G_CALLBACK (watch_connectivity_changed), NULL);
 522   g_signal_connect (monitor, "notify::network-metered",
 523                     G_CALLBACK (watch_metered_changed), NULL);
 524   watch_network_changed (monitor, g_network_monitor_get_network_available (monitor), NULL);
 525   watch_connectivity_changed (monitor, NULL, NULL);
 526   watch_metered_changed (monitor, NULL, NULL);
 527
 528   loop = g_main_loop_new (NULL, FALSE);
 529   g_main_loop_run (loop);
 530 }
 531
 532 int
 533 main (int argc, char **argv)
 534 {
 535   int ret;
 536
 537   if (argc == 2 && !strcmp (argv[1], "--watch"))
 538     {
 539       do_watch_network ();
 540       return 0;
 541     }
 542
 543   g_test_init (&argc, &argv, NULL);
 544
 545   init_test (&net127);
 546   init_test (&net10);
 547   init_test (&net192);
 548   init_test (&netlocal6);
 549   init_test (&netfe80);
 550   ip4_default = g_inet_address_mask_new_from_string ("0.0.0.0/0", NULL);
 551   ip6_default = g_inet_address_mask_new_from_string ("::/0", NULL);
 552
 553   g_test_add_func ("/network-monitor/default", test_default);
 554   g_test_add_func ("/network-monitor/remove_default", test_remove_default);
 555   g_test_add_func ("/network-monitor/add_networks", test_add_networks);
 556   g_test_add_func ("/network-monitor/remove_networks", test_remove_networks);
 557
 558   ret = g_test_run ();
 559
 560   cleanup_test (&net127);
 561   cleanup_test (&net10);
 562   cleanup_test (&net192);
 563   cleanup_test (&netlocal6);
 564   cleanup_test (&netfe80);
 565   g_object_unref (ip4_default);
 566   g_object_unref (ip6_default);
 567
 568   return ret;
 569 }