src/transport/test_transport_blacklisting.c

   1 /*
   2      This file is part of GNUnet.
   3      Copyright (C) 2009, 2010, 2011 GNUnet e.V.
   4
   5      GNUnet is free software: you can redistribute it and/or modify it
   6      under the terms of the GNU Affero General Public License as published
   7      by the Free Software Foundation, either version 3 of the License,
   8      or (at your option) any later version.
   9
  10      GNUnet is distributed in the hope that it will be useful, but
  11      WITHOUT ANY WARRANTY; without even the implied warranty of
  12      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13      Affero General Public License for more details.
  14
  15      You should have received a copy of the GNU Affero General Public License
  16      along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18      SPDX-License-Identifier: AGPL3.0-or-later
  19  */
  20
  21 /**
  22  * @file transport/transport_api_blacklisting.c
  23  * @brief test for the blacklisting with blacklistings defined in cfg
  24  *
  25  * this file contains multiple tests:
  26  *
  27  * test_transport_blacklisting_no_bl:
  28  *      no blacklisting entries
  29  *      peers are expected to connect
  30  * test_transport_blacklisting_outbound_bl_full:
  31  *      both peers contain bl entries for full peer
  32  *      test is expected to not connect
  33  * test_transport_blacklisting_outbound_bl_plugin:
  34  *      both peers contain bl entries for plugin
  35  *      test is expected to not connect
  36  * test_transport_blacklisting_inbound_bl_plugin:
  37  *      peer 1 contains no bl entries
  38  *      peer 2 contain bl entries for full peer
  39  *      test is expected to not connect
  40  * test_transport_blacklisting_inbound_bl_full:
  41  *      peer 1 contains no bl entries
  42  *      peer 2 contain bl entries for plugin
  43  *      test is expected to not connect
  44  * test_transport_blacklisting_multiple_plugins:
  45  *      both peers contain bl entries for plugin
  46  *      test is expected to  connect with not bl'ed plugin
  47  *
  48  * @author Matthias Wachs
  49  *
  50  */
  51 #include "platform.h"
  52 #include "gnunet_transport_service.h"
  53 #include "transport-testing.h"
  54
  55 char *test_name;
  56
  57 struct GNUNET_TRANSPORT_TESTING_PeerContext *p1;
  58
  59 struct GNUNET_TRANSPORT_TESTING_PeerContext *p2;
  60
  61 static struct GNUNET_TRANSPORT_TESTING_ConnectRequest *cc;
  62
  63 struct GNUNET_TRANSPORT_TESTING_Handle *tth;
  64
  65 /**
  66  * How long until we give up on transmitting the message?
  67  */
  68 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 20)
  69
  70 #define CONNECT_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, \
  71                                                        10)
  72
  73 static int stage;
  74 static int ok;
  75 static int connected;
  76
  77 static struct GNUNET_SCHEDULER_Task *die_task;
  78
  79 static struct GNUNET_SCHEDULER_Task *timeout_task;
  80
  81 static struct GNUNET_SCHEDULER_Task *stage_task;
  82
  83 #if VERBOSE
  84 #define OKPP do { ok++; fprintf (stderr, "Now at stage %u at %s:%u\n", ok, \
  85                                  __FILE__, __LINE__); } while (0)
  86 #else
  87 #define OKPP do { ok++; } while (0)
  88 #endif
  89
  90
  91 static void
  92 run_stage (void *cls);
  93
  94
  95 static void
  96 end (void *cls)
  97 {
  98   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Stopping\n");
  99
 100   if (die_task != NULL)
 101   {
 102     GNUNET_SCHEDULER_cancel (die_task);
 103     die_task = NULL;
 104   }
 105
 106   if (timeout_task != NULL)
 107   {
 108     GNUNET_SCHEDULER_cancel (timeout_task);
 109     timeout_task = NULL;
 110   }
 111
 112   if (stage_task != NULL)
 113   {
 114     GNUNET_SCHEDULER_cancel (stage_task);
 115     stage_task = NULL;
 116   }
 117
 118   if (cc != NULL)
 119   {
 120     GNUNET_TRANSPORT_TESTING_connect_peers_cancel (cc);
 121     cc = NULL;
 122   }
 123
 124   if (p1 != NULL)
 125   {
 126     GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 127     p1 = NULL;
 128   }
 129   if (p2 != NULL)
 130   {
 131     GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 132     p2 = NULL;
 133   }
 134 }
 135
 136
 137 static void
 138 end_badly (void *cls)
 139 {
 140   die_task = NULL;
 141
 142   if (timeout_task != NULL)
 143   {
 144     GNUNET_SCHEDULER_cancel (timeout_task);
 145     timeout_task = NULL;
 146   }
 147
 148   if (stage_task != NULL)
 149   {
 150     GNUNET_SCHEDULER_cancel (stage_task);
 151     stage_task = NULL;
 152   }
 153
 154   if (cc != NULL)
 155   {
 156     GNUNET_TRANSPORT_TESTING_connect_peers_cancel (cc);
 157     cc = NULL;
 158   }
 159   if (p1 != NULL)
 160     GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 161   if (p2 != NULL)
 162     GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 163
 164   ok = GNUNET_SYSERR;
 165 }
 166
 167
 168 static void
 169 testing_connect_cb (void *cls)
 170 {
 171   cc = NULL;
 172   char *p1_c = GNUNET_strdup (GNUNET_i2s (&p1->id));
 173
 174   GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Peers connected: %u (%s) <-> %u (%s)\n",
 175               p1->no, p1_c, p2->no, GNUNET_i2s (&p2->id));
 176   GNUNET_free (p1_c);
 177   connected = GNUNET_YES;
 178   stage_task = GNUNET_SCHEDULER_add_now (&run_stage, NULL);
 179 }
 180
 181
 182 static void
 183 connect_timeout (void *cls)
 184 {
 185   GNUNET_log (GNUNET_ERROR_TYPE_INFO,
 186               "Peers not connected, next stage\n");
 187   timeout_task = NULL;
 188   stage_task = GNUNET_SCHEDULER_add_now (&run_stage,
 189                                          NULL);
 190 }
 191
 192
 193 static int started;
 194
 195
 196 static void
 197 start_cb (void *cls)
 198 {
 199   struct GNUNET_TRANSPORT_TESTING_PeerContext *p = cls;
 200
 201   started++;
 202   GNUNET_log (GNUNET_ERROR_TYPE_INFO,
 203               "Peer %u (`%s') started\n",
 204               p->no,
 205               GNUNET_i2s_full (&p->id));
 206
 207   if (started != 2)
 208     return;
 209
 210   char *sender_c = GNUNET_strdup (GNUNET_i2s (&p1->id));
 211
 212   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 213               "Test tries to connect peer %u (`%s') -> peer %u (`%s')\n",
 214               p1->no,
 215               sender_c,
 216               p2->no,
 217               GNUNET_i2s (&p2->id));
 218   GNUNET_free (sender_c);
 219
 220   cc = GNUNET_TRANSPORT_TESTING_connect_peers (p1,
 221                                                p2,
 222                                                &testing_connect_cb,
 223                                                NULL);
 224 }
 225
 226
 227 static int
 228 check_blacklist_config (const char *cfg_file,
 229                         struct GNUNET_PeerIdentity *peer,
 230                         struct GNUNET_PeerIdentity *bl_peer)
 231 {
 232   struct GNUNET_CONFIGURATION_Handle *cfg;
 233   char *section;
 234   char *peer_str;
 235
 236   cfg = GNUNET_CONFIGURATION_create ();
 237   if (GNUNET_OK != GNUNET_CONFIGURATION_load (cfg, cfg_file))
 238   {
 239     GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Could not load configuration `%s'\n",
 240                 cfg_file);
 241     GNUNET_CONFIGURATION_destroy (cfg);
 242     return GNUNET_SYSERR;
 243   }
 244
 245   peer_str = GNUNET_strdup (GNUNET_i2s_full (peer));
 246   GNUNET_asprintf (&section, "transport-blacklist-%s", peer_str);
 247
 248   if (GNUNET_NO == GNUNET_CONFIGURATION_have_value (cfg, section,
 249                                                     GNUNET_i2s_full (bl_peer)))
 250   {
 251     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 252                 "Configuration `%s' does not have blacklisting section for peer `%s' blacklisting `%s'\n",
 253                 cfg_file, peer_str, GNUNET_i2s_full (bl_peer));
 254     GNUNET_CONFIGURATION_destroy (cfg);
 255     GNUNET_free (section);
 256     GNUNET_free (peer_str);
 257     return GNUNET_SYSERR;
 258   }
 259
 260   GNUNET_log (GNUNET_ERROR_TYPE_INFO,
 261               "Configuration `%s' does have blacklisting section for peer `%s' blacklisting `%s'\n",
 262               cfg_file, peer_str, GNUNET_i2s_full (bl_peer));
 263
 264   GNUNET_CONFIGURATION_destroy (cfg);
 265   GNUNET_free (section);
 266   GNUNET_free (peer_str);
 267   return GNUNET_OK;
 268 }
 269
 270
 271 static void
 272 run_stage (void *cls)
 273 {
 274   stage_task = NULL;
 275   if (NULL != die_task)
 276     GNUNET_SCHEDULER_cancel (die_task);
 277   die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL);
 278   GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Running stage %u\n", stage);
 279
 280   if (0 == stage)
 281   {
 282     started = GNUNET_NO;
 283     connected = GNUNET_NO;
 284     if (0 == strcmp (test_name, "test_transport_blacklisting_no_bl"))
 285     {
 286       /* Try to connect peers successfully */
 287       p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 288                                                 "test_transport_blacklisting_cfg_peer1.conf",
 289                                                 1,
 290                                                 NULL,
 291                                                 NULL,
 292                                                 NULL,
 293                                                 NULL,
 294                                                 &start_cb,
 295                                                 NULL);
 296
 297       p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 298                                                 "test_transport_blacklisting_cfg_peer2.conf",
 299                                                 2,
 300                                                 NULL,
 301                                                 NULL,
 302                                                 NULL,
 303                                                 NULL,
 304                                                 &start_cb,
 305                                                 NULL);
 306     }
 307     else if (0 == strcmp (test_name,
 308                           "test_transport_blacklisting_outbound_bl_full"))
 309     {
 310       const char *cfg_p1 =
 311         "test_transport_blacklisting_cfg_blp_peer1_full.conf";
 312       const char *cfg_p2 =
 313         "test_transport_blacklisting_cfg_blp_peer2_full.conf";
 314
 315       p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 316                                                 cfg_p1,
 317                                                 1, NULL, NULL, NULL,
 318                                                 NULL,
 319                                                 &start_cb, NULL);
 320       p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 321                                                 cfg_p2, 2,
 322                                                 NULL, NULL, NULL,
 323                                                 NULL,
 324                                                 &start_cb, NULL);
 325
 326       /* check if configuration contain correct blacklist entries */
 327       if ((GNUNET_SYSERR ==
 328            check_blacklist_config (cfg_p1, &p1->id, &p2->id)) ||
 329           (GNUNET_SYSERR ==
 330            check_blacklist_config (cfg_p2, &p2->id, &p1->id)))
 331       {
 332         GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 333         p1 = NULL;
 334         GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 335         p2 = NULL;
 336         ok = 1;
 337         GNUNET_SCHEDULER_add_now (&end, NULL);
 338       }
 339     }
 340     else if (0
 341              == strcmp (test_name,
 342                         "test_transport_blacklisting_outbound_bl_plugin"))
 343     {
 344       const char *cfg_p1 =
 345         "test_transport_blacklisting_cfg_blp_peer1_plugin.conf";
 346       const char *cfg_p2 =
 347         "test_transport_blacklisting_cfg_blp_peer2_plugin.conf";
 348
 349       p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 350                                                 cfg_p1,
 351                                                 1,
 352                                                 NULL,
 353                                                 NULL,
 354                                                 NULL,
 355                                                 NULL,
 356                                                 &start_cb,
 357                                                 NULL);
 358
 359       p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 360                                                 cfg_p2, 2,
 361                                                 NULL,
 362                                                 NULL,
 363                                                 NULL,
 364                                                 NULL,
 365                                                 &start_cb,
 366                                                 NULL);
 367
 368       /* check if configuration contain correct blacklist entries */
 369       if ((GNUNET_SYSERR ==
 370            check_blacklist_config (cfg_p1, &p1->id, &p2->id)) ||
 371           (GNUNET_SYSERR ==
 372            check_blacklist_config (cfg_p2, &p2->id, &p1->id)))
 373       {
 374         GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 375         p1 = NULL;
 376         GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 377         p2 = NULL;
 378         ok = 1;
 379         GNUNET_SCHEDULER_add_now (&end, NULL);
 380       }
 381     }
 382     else if (0 == strcmp (test_name,
 383                           "test_transport_blacklisting_inbound_bl_full"))
 384     {
 385       const char *cfg_p1 = "test_transport_blacklisting_cfg_peer1.conf";
 386       const char *cfg_p2 =
 387         "test_transport_blacklisting_cfg_blp_peer2_full.conf";
 388
 389       p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 390                                                 cfg_p1, 1,
 391                                                 NULL,
 392                                                 NULL, NULL, NULL,
 393                                                 &start_cb, NULL);
 394
 395       p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 396                                                 cfg_p2, 2,
 397                                                 NULL,
 398                                                 NULL, NULL, NULL,
 399                                                 &start_cb, NULL);
 400
 401       /* check if configuration contain correct blacklist entries */
 402       if ((GNUNET_SYSERR ==
 403            check_blacklist_config (cfg_p2, &p2->id, &p1->id)))
 404       {
 405         GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 406         p1 = NULL;
 407         GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 408         p2 = NULL;
 409         ok = 1;
 410         GNUNET_SCHEDULER_add_now (&end, NULL);
 411       }
 412     }
 413     else if (0 == strcmp (test_name,
 414                           "test_transport_blacklisting_inbound_bl_plugin"))
 415     {
 416       const char *cfg_p1 = "test_transport_blacklisting_cfg_peer1.conf";
 417       const char *cfg_p2 =
 418         "test_transport_blacklisting_cfg_blp_peer2_plugin.conf";
 419
 420       p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 421                                                 cfg_p1, 1,
 422                                                 NULL,
 423                                                 NULL, NULL, NULL,
 424                                                 &start_cb, NULL);
 425
 426       p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 427                                                 cfg_p2, 2,
 428                                                 NULL,
 429                                                 NULL, NULL,
 430                                                 NULL,
 431                                                 &start_cb, NULL);
 432
 433       /* check if configuration contain correct blacklist entries */
 434       if ((GNUNET_SYSERR ==
 435            check_blacklist_config (cfg_p2, &p2->id, &p1->id)))
 436       {
 437         GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 438         p1 = NULL;
 439         GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 440         p2 = NULL;
 441         ok = 1;
 442         GNUNET_SCHEDULER_add_now (&end, NULL);
 443       }
 444     }
 445     else if (0 == strcmp (test_name,
 446                           "test_transport_blacklisting_multiple_plugins"))
 447     {
 448       const char *cfg_p1 =
 449         "test_transport_blacklisting_cfg_blp_peer1_multiple_plugins.conf";
 450       const char *cfg_p2 =
 451         "test_transport_blacklisting_cfg_blp_peer2_multiple_plugins.conf";
 452
 453       p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 454                                                 cfg_p1, 1,
 455                                                 NULL,
 456                                                 NULL, NULL, NULL,
 457                                                 &start_cb, NULL);
 458
 459       p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 460                                                 cfg_p2, 2,
 461                                                 NULL,
 462                                                 NULL, NULL, NULL,
 463                                                 &start_cb, NULL);
 464
 465       /* check if configuration contain correct blacklist entries */
 466       if ((GNUNET_SYSERR ==
 467            check_blacklist_config (cfg_p1, &p1->id, &p2->id)) ||
 468           (GNUNET_SYSERR ==
 469            check_blacklist_config (cfg_p2, &p2->id, &p1->id)))
 470       {
 471         GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 472         p1 = NULL;
 473         GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 474         p2 = NULL;
 475         ok = 1;
 476         GNUNET_SCHEDULER_add_now (&end, NULL);
 477       }
 478     }
 479     else
 480     {
 481       GNUNET_break (0);
 482       GNUNET_SCHEDULER_add_now (&end, NULL);
 483     }
 484
 485     if ((NULL == p1) || (NULL == p2))
 486     {
 487       GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Failed to start peers\n");
 488       ok = 1;
 489       GNUNET_SCHEDULER_add_now (&end, NULL);
 490     }
 491
 492     timeout_task = GNUNET_SCHEDULER_add_delayed (CONNECT_TIMEOUT,
 493                                                  &connect_timeout,
 494                                                  NULL);
 495     stage++;
 496     return;
 497   }
 498
 499   if (cc != NULL)
 500   {
 501     GNUNET_TRANSPORT_TESTING_connect_peers_cancel (cc);
 502     cc = NULL;
 503   }
 504
 505   if (p1 != NULL)
 506   {
 507     GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 508     p1 = NULL;
 509   }
 510   if (p2 != NULL)
 511   {
 512     GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 513     p2 = NULL;
 514   }
 515
 516   GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Done in stage %u: Peers %s and %s!\n",
 517               stage, (GNUNET_NO == started) ? "NOT STARTED" : "STARTED",
 518               (GNUNET_YES == connected) ? "CONNECTED" : "NOT CONNECTED");
 519
 520   if ((0 == strcmp (test_name, "test_transport_blacklisting_no_bl"))
 521       || (0 == strcmp (test_name,
 522                        "test_transport_blacklisting_multiple_plugins")))
 523   {
 524     if ((GNUNET_NO != started) && (GNUNET_YES == connected))
 525       ok = 0;
 526     else
 527     {
 528       GNUNET_break (0);
 529       ok = 1;
 530     }
 531   }
 532   else
 533   {
 534     if ((GNUNET_NO != started) && (GNUNET_YES != connected))
 535       ok = 0;
 536     else
 537     {
 538       ok = 1;
 539     }
 540   }
 541   GNUNET_SCHEDULER_add_now (&end, NULL);
 542 }
 543
 544
 545 static void
 546 run (void *cls, char *const *args, const char *cfgfile,
 547      const struct GNUNET_CONFIGURATION_Handle *cfg)
 548 {
 549   connected = GNUNET_NO;
 550   stage = 0;
 551   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Running test `%s'!\n", test_name);
 552   stage_task = GNUNET_SCHEDULER_add_now (&run_stage, NULL);
 553 }
 554
 555
 556 int
 557 main (int argc, char *argv0[])
 558 {
 559   ok = 1;
 560
 561   test_name = GNUNET_TRANSPORT_TESTING_get_test_name (argv0[0]);
 562
 563   GNUNET_log_setup ("test-transport-api-blacklisting", "WARNING", NULL);
 564
 565   static char *const argv[] =
 566   { "date", "-c", "test_transport_api_data.conf", NULL };
 567   static struct GNUNET_GETOPT_CommandLineOption options[] =
 568   { GNUNET_GETOPT_OPTION_END };
 569
 570   tth = GNUNET_TRANSPORT_TESTING_init ();
 571
 572   GNUNET_PROGRAM_run ((sizeof(argv) / sizeof(char *)) - 1, argv,
 573                       "test-transport-api-blacklisting", "nohelp", options,
 574                       &run, NULL);
 575
 576   GNUNET_TRANSPORT_TESTING_done (tth);
 577
 578   return ok;
 579 }
 580
 581
 582 /* end of transport_api_blacklisting.c */