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
   6      it under the terms of the GNU General Public License as published
   7      by the Free Software Foundation; either version 3, or (at your
   8      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      General Public License for more details.
  14
  15      You should have received a copy of the GNU General Public License
  16      along with GNUnet; see the file COPYING.  If not, write to the
  17      Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  18      Boston, MA 02110-1301, USA.
  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, 10)
  71
  72 static int stage;
  73 static int ok;
  74 static int connected;
  75
  76 static struct GNUNET_SCHEDULER_Task * die_task;
  77
  78 static struct GNUNET_SCHEDULER_Task * timeout_task;
  79
  80 static struct GNUNET_SCHEDULER_Task * stage_task;
  81
  82 #if VERBOSE
  83 #define OKPP do { ok++; FPRINTF (stderr, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
  84 #else
  85 #define OKPP do { ok++; } while (0)
  86 #endif
  87
  88
  89 static void
  90 run_stage(void *cls);
  91
  92
  93 static void
  94 end (void *cls)
  95 {
  96   GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Stopping\n");
  97
  98   if (die_task != NULL )
  99   {
 100     GNUNET_SCHEDULER_cancel (die_task);
 101     die_task = NULL;
 102   }
 103
 104   if (timeout_task != NULL )
 105   {
 106     GNUNET_SCHEDULER_cancel (timeout_task);
 107     timeout_task = NULL;
 108   }
 109
 110   if (stage_task != NULL )
 111   {
 112     GNUNET_SCHEDULER_cancel (stage_task);
 113     stage_task = NULL;
 114   }
 115
 116   if (cc != NULL )
 117   {
 118     GNUNET_TRANSPORT_TESTING_connect_peers_cancel (cc);
 119     cc = NULL;
 120   }
 121
 122   if (p1 != NULL )
 123   {
 124     GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 125     p1 = NULL;
 126   }
 127   if (p2 != NULL )
 128   {
 129     GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 130     p2 = NULL;
 131   }
 132 }
 133
 134
 135 static void
 136 end_badly (void *cls)
 137 {
 138   die_task = NULL;
 139
 140   if (timeout_task != NULL )
 141   {
 142     GNUNET_SCHEDULER_cancel (timeout_task);
 143     timeout_task = NULL;
 144   }
 145
 146   if (stage_task != NULL )
 147   {
 148     GNUNET_SCHEDULER_cancel (stage_task);
 149     stage_task = NULL;
 150   }
 151
 152   if (cc != NULL )
 153   {
 154     GNUNET_TRANSPORT_TESTING_connect_peers_cancel (cc);
 155     cc = NULL;
 156   }
 157   if (p1 != NULL )
 158     GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 159   if (p2 != NULL )
 160     GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 161
 162   ok = GNUNET_SYSERR;
 163 }
 164
 165 static void
 166 testing_connect_cb (void *cls)
 167 {
 168   cc = NULL;
 169   char *p1_c = GNUNET_strdup (GNUNET_i2s (&p1->id));
 170
 171   GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Peers connected: %u (%s) <-> %u (%s)\n",
 172       p1->no, p1_c, p2->no, GNUNET_i2s (&p2->id));
 173   GNUNET_free(p1_c);
 174   connected = GNUNET_YES;
 175   stage_task = GNUNET_SCHEDULER_add_now (&run_stage, NULL );
 176 }
 177
 178
 179 static void
 180 connect_timeout (void *cls)
 181 {
 182   GNUNET_log(GNUNET_ERROR_TYPE_INFO,
 183              "Peers not connected, next stage\n");
 184   timeout_task = NULL;
 185   stage_task = GNUNET_SCHEDULER_add_now (&run_stage,
 186                                          NULL);
 187 }
 188
 189
 190 static int started;
 191
 192
 193 static void
 194 start_cb (void *cls)
 195 {
 196   struct GNUNET_TRANSPORT_TESTING_PeerContext *p = cls;
 197   started++;
 198   GNUNET_log(GNUNET_ERROR_TYPE_INFO,
 199              "Peer %u (`%s') started\n",
 200              p->no,
 201              GNUNET_i2s_full (&p->id));
 202
 203   if (started != 2)
 204     return;
 205
 206   char *sender_c = GNUNET_strdup (GNUNET_i2s (&p1->id));
 207
 208   GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
 209              "Test tries to connect peer %u (`%s') -> peer %u (`%s')\n",
 210              p1->no,
 211              sender_c,
 212              p2->no,
 213              GNUNET_i2s (&p2->id));
 214   GNUNET_free(sender_c);
 215
 216   cc = GNUNET_TRANSPORT_TESTING_connect_peers (p1,
 217                                                p2,
 218                                                &testing_connect_cb,
 219                                                NULL);
 220
 221 }
 222
 223
 224 static int
 225 check_blacklist_config (const char *cfg_file,
 226                         struct GNUNET_PeerIdentity *peer,
 227                         struct GNUNET_PeerIdentity *bl_peer)
 228 {
 229   struct GNUNET_CONFIGURATION_Handle *cfg;
 230   char *section;
 231   char *peer_str;
 232   cfg = GNUNET_CONFIGURATION_create ();
 233   if (GNUNET_OK != GNUNET_CONFIGURATION_load (cfg, cfg_file))
 234   {
 235     GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Could not load configuration `%s'\n", cfg_file);
 236     GNUNET_CONFIGURATION_destroy (cfg);
 237     return GNUNET_SYSERR;
 238   }
 239
 240   peer_str = GNUNET_strdup (GNUNET_i2s_full(peer));
 241   GNUNET_asprintf (&section, "transport-blacklist-%s", peer_str);
 242
 243   if (GNUNET_NO == GNUNET_CONFIGURATION_have_value (cfg, section, GNUNET_i2s_full(bl_peer)))
 244   {
 245     GNUNET_log(GNUNET_ERROR_TYPE_ERROR,
 246         "Configuration `%s' does not have blacklisting section for peer `%s' blacklisting `%s'\n",
 247         cfg_file, peer_str, GNUNET_i2s_full(bl_peer));
 248     GNUNET_CONFIGURATION_destroy (cfg);
 249     GNUNET_free (section);
 250     GNUNET_free (peer_str);
 251     return GNUNET_SYSERR;
 252   }
 253
 254   GNUNET_log(GNUNET_ERROR_TYPE_INFO,
 255       "Configuration `%s' does have blacklisting section for peer `%s' blacklisting `%s'\n",
 256       cfg_file, peer_str, GNUNET_i2s_full(bl_peer));
 257
 258   GNUNET_CONFIGURATION_destroy (cfg);
 259   GNUNET_free (section);
 260   GNUNET_free (peer_str);
 261   return GNUNET_OK;
 262 }
 263
 264
 265 static void
 266 run_stage (void *cls)
 267 {
 268   stage_task = NULL;
 269   if (NULL != die_task)
 270     GNUNET_SCHEDULER_cancel (die_task);
 271   die_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, &end_badly, NULL );
 272   GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Running stage %u\n", stage);
 273
 274   if (0 == stage)
 275   {
 276     started = GNUNET_NO;
 277     connected = GNUNET_NO;
 278     if (0 == strcmp (test_name, "test_transport_blacklisting_no_bl"))
 279     {
 280       /* Try to connect peers successfully */
 281       p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 282                                                 "test_transport_blacklisting_cfg_peer1.conf",
 283                                                 1,
 284                                                 NULL,
 285                                                 NULL,
 286                                                 NULL,
 287                                                 NULL,
 288                                                 &start_cb,
 289                                                 NULL);
 290
 291       p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 292                                                 "test_transport_blacklisting_cfg_peer2.conf",
 293                                                 2,
 294                                                 NULL,
 295                                                 NULL,
 296                                                 NULL,
 297                                                 NULL,
 298                                                 &start_cb,
 299                                                 NULL);
 300     }
 301     else if (0 == strcmp (test_name,
 302                           "test_transport_blacklisting_outbound_bl_full"))
 303     {
 304       const char *cfg_p1 = "test_transport_blacklisting_cfg_blp_peer1_full.conf";
 305       const char *cfg_p2 = "test_transport_blacklisting_cfg_blp_peer2_full.conf";
 306
 307       p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 308                                                 cfg_p1,
 309                                                 1, NULL, NULL, NULL,
 310                                                 NULL,
 311                                                 &start_cb, NULL);
 312       p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 313                                                 cfg_p2, 2,
 314                                                 NULL, NULL, NULL,
 315                                                 NULL,
 316                                                 &start_cb, NULL);
 317
 318       /* check if configuration contain correct blacklist entries */
 319       if ( (GNUNET_SYSERR ==
 320             check_blacklist_config (cfg_p1, &p1->id, &p2->id)) ||
 321            (GNUNET_SYSERR ==
 322             check_blacklist_config (cfg_p2, &p2->id, &p1->id)) )
 323       {
 324         GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 325         p1 = NULL;
 326         GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 327         p2 = NULL;
 328         ok = 1;
 329         GNUNET_SCHEDULER_add_now (&end, NULL );
 330       }
 331
 332     }
 333     else if (0
 334         == strcmp (test_name, "test_transport_blacklisting_outbound_bl_plugin"))
 335     {
 336       const char *cfg_p1 = "test_transport_blacklisting_cfg_blp_peer1_plugin.conf";
 337       const char *cfg_p2 = "test_transport_blacklisting_cfg_blp_peer2_plugin.conf";
 338
 339       p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 340                                                 cfg_p1,
 341                                                 1,
 342                                                 NULL,
 343                                                 NULL,
 344                                                 NULL,
 345                                                 NULL,
 346                                                 &start_cb,
 347                                                 NULL);
 348
 349       p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 350                                                 cfg_p2, 2,
 351                                                 NULL,
 352                                                 NULL,
 353                                                 NULL,
 354                                                 NULL,
 355                                                 &start_cb,
 356                                                 NULL);
 357
 358       /* check if configuration contain correct blacklist entries */
 359       if ( (GNUNET_SYSERR ==
 360             check_blacklist_config (cfg_p1, &p1->id, &p2->id)) ||
 361            (GNUNET_SYSERR ==
 362             check_blacklist_config (cfg_p2, &p2->id, &p1->id)) )
 363       {
 364         GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 365         p1 = NULL;
 366         GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 367         p2 = NULL;
 368         ok = 1;
 369         GNUNET_SCHEDULER_add_now (&end, NULL );
 370       }
 371     }
 372     else if (0 == strcmp (test_name,
 373                           "test_transport_blacklisting_inbound_bl_full"))
 374     {
 375       const char *cfg_p1 = "test_transport_blacklisting_cfg_peer1.conf";
 376       const char *cfg_p2 = "test_transport_blacklisting_cfg_blp_peer2_full.conf";
 377
 378       p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 379                                                 cfg_p1, 1,
 380                                                 NULL,
 381                                                 NULL, NULL, NULL,
 382                                                 &start_cb, NULL);
 383
 384       p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 385                                                 cfg_p2, 2,
 386                                                 NULL,
 387                                                 NULL, NULL, NULL,
 388                                                 &start_cb, NULL);
 389
 390       /* check if configuration contain correct blacklist entries */
 391       if ( (GNUNET_SYSERR ==
 392             check_blacklist_config (cfg_p2, &p2->id, &p1->id)) )
 393       {
 394         GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 395         p1 = NULL;
 396         GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 397         p2 = NULL;
 398         ok = 1;
 399         GNUNET_SCHEDULER_add_now (&end, NULL );
 400       }
 401     }
 402     else if (0 == strcmp (test_name,
 403                           "test_transport_blacklisting_inbound_bl_plugin"))
 404     {
 405       const char *cfg_p1 = "test_transport_blacklisting_cfg_peer1.conf";
 406       const char *cfg_p2 = "test_transport_blacklisting_cfg_blp_peer2_plugin.conf";
 407
 408       p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 409                                                 cfg_p1, 1,
 410                                                 NULL,
 411                                                 NULL, NULL, NULL,
 412                                                 &start_cb, NULL);
 413
 414       p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 415                                                 cfg_p2, 2,
 416                                                 NULL,
 417                                                 NULL, NULL,
 418                                                 NULL,
 419                                                 &start_cb, NULL);
 420
 421       /* check if configuration contain correct blacklist entries */
 422       if ( (GNUNET_SYSERR ==
 423             check_blacklist_config (cfg_p2, &p2->id, &p1->id)) )
 424       {
 425         GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 426         p1 = NULL;
 427         GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 428         p2 = NULL;
 429         ok = 1;
 430         GNUNET_SCHEDULER_add_now (&end, NULL );
 431       }
 432
 433     }
 434     else if (0 == strcmp (test_name,
 435                           "test_transport_blacklisting_multiple_plugins"))
 436     {
 437       const char * cfg_p1 = "test_transport_blacklisting_cfg_blp_peer1_multiple_plugins.conf";
 438       const char * cfg_p2 = "test_transport_blacklisting_cfg_blp_peer2_multiple_plugins.conf";
 439
 440       p1 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 441                                                 cfg_p1, 1,
 442                                                 NULL,
 443                                                 NULL, NULL, NULL,
 444                                                 &start_cb, NULL);
 445
 446       p2 = GNUNET_TRANSPORT_TESTING_start_peer (tth,
 447                                                 cfg_p2, 2,
 448                                                 NULL,
 449                                                 NULL, NULL, NULL,
 450                                                 &start_cb, NULL);
 451
 452       /* check if configuration contain correct blacklist entries */
 453       if ( (GNUNET_SYSERR ==
 454             check_blacklist_config (cfg_p1, &p1->id, &p2->id)) ||
 455            (GNUNET_SYSERR ==
 456             check_blacklist_config (cfg_p2, &p2->id, &p1->id)))
 457       {
 458         GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 459         p1 = NULL;
 460         GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 461         p2 = NULL;
 462         ok = 1;
 463         GNUNET_SCHEDULER_add_now (&end, NULL);
 464       }
 465     }
 466     else
 467     {
 468       GNUNET_break (0);
 469       GNUNET_SCHEDULER_add_now (&end, NULL);
 470     }
 471
 472     if ((NULL == p1) || (NULL == p2))
 473     {
 474       GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Failed to start peers\n");
 475       ok = 1;
 476       GNUNET_SCHEDULER_add_now (&end, NULL);
 477     }
 478
 479     timeout_task = GNUNET_SCHEDULER_add_delayed (CONNECT_TIMEOUT,
 480                                                  &connect_timeout,
 481                                                  NULL);
 482     stage++;
 483     return;
 484   }
 485
 486   if (cc != NULL )
 487   {
 488     GNUNET_TRANSPORT_TESTING_connect_peers_cancel (cc);
 489     cc = NULL;
 490   }
 491
 492   if (p1 != NULL )
 493   {
 494     GNUNET_TRANSPORT_TESTING_stop_peer (p1);
 495     p1 = NULL;
 496   }
 497   if (p2 != NULL )
 498   {
 499     GNUNET_TRANSPORT_TESTING_stop_peer (p2);
 500     p2 = NULL;
 501   }
 502
 503   GNUNET_log(GNUNET_ERROR_TYPE_INFO, "Done in stage %u: Peers %s and %s!\n",
 504       stage, (GNUNET_NO == started) ? "NOT STARTED" : "STARTED",
 505       (GNUNET_YES == connected) ? "CONNECTED" : "NOT CONNECTED");
 506
 507   if ((0 == strcmp (test_name, "test_transport_blacklisting_no_bl"))
 508       || (0 == strcmp (test_name, "test_transport_blacklisting_multiple_plugins")))
 509   {
 510     if ((GNUNET_NO != started) && (GNUNET_YES == connected))
 511       ok = 0;
 512     else
 513     {
 514       GNUNET_break(0);
 515       ok = 1;
 516     }
 517   }
 518   else
 519   {
 520     if ((GNUNET_NO != started) && (GNUNET_YES != connected))
 521       ok = 0;
 522     else
 523     {
 524       ok = 1;
 525     }
 526   }
 527   GNUNET_SCHEDULER_add_now (&end, NULL );
 528 }
 529
 530 static void
 531 run(void *cls, char * const *args, const char *cfgfile,
 532     const struct GNUNET_CONFIGURATION_Handle *cfg)
 533 {
 534   connected = GNUNET_NO;
 535   stage = 0;
 536   GNUNET_log(GNUNET_ERROR_TYPE_DEBUG, "Running test `%s'!\n", test_name);
 537   stage_task = GNUNET_SCHEDULER_add_now (&run_stage, NULL );
 538 }
 539
 540 int
 541 main(int argc, char *argv0[])
 542 {
 543   ok = 1;
 544
 545   test_name = GNUNET_TRANSPORT_TESTING_get_test_name (argv0[0]);
 546
 547   GNUNET_log_setup ("test-transport-api-blacklisting", "WARNING", NULL );
 548
 549   static char * const argv[] =
 550   { "date", "-c", "test_transport_api_data.conf", NULL };
 551   static struct GNUNET_GETOPT_CommandLineOption options[] =
 552   { GNUNET_GETOPT_OPTION_END };
 553
 554   tth = GNUNET_TRANSPORT_TESTING_init ();
 555
 556   GNUNET_PROGRAM_run ((sizeof(argv) / sizeof(char *)) - 1, argv,
 557       "test-transport-api-blacklisting", "nohelp", options, &run, NULL );
 558
 559   GNUNET_TRANSPORT_TESTING_done (tth);
 560
 561   return ok;
 562 }
 563
 564 /* end of transport_api_blacklisting.c */