src/core/test_core_quota_compliance.c

   1 /*
   2      This file is part of GNUnet.
   3      Copyright (C) 2009, 2010, 2015, 2016 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 /**
  19  * @file core/test_core_quota_compliance.c
  20  * @brief testcase for core_api.c focusing quota compliance on core level
  21  * @author Christian Grothoff
  22  */
  23 #include "platform.h"
  24 #include "gnunet_arm_service.h"
  25 #include "gnunet_core_service.h"
  26 #include "gnunet_util_lib.h"
  27 #include "gnunet_ats_service.h"
  28 #include "gnunet_transport_service.h"
  29 #include "gnunet_transport_hello_service.h"
  30 #include "gnunet_statistics_service.h"
  31
  32
  33 #define SYMMETRIC 0
  34 #define ASYMMETRIC_SEND_LIMITED 1
  35 #define ASYMMETRIC_RECV_LIMITED 2
  36
  37 /**
  38  * Note that this value must not significantly exceed
  39  * 'MAX_PENDING' in 'gnunet-service-transport.c', otherwise
  40  * messages may be dropped even for a reliable transport.
  41  */
  42 #define TOTAL_MSGS (60000 * 10)
  43
  44 /**
  45  * How long until we give up on transmitting the message?
  46  */
  47 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 300)
  48
  49 /**
  50  * What delay do we request from the core service for transmission?
  51  */
  52 #define FAST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 150)
  53
  54 #define MTYPE 12345
  55 #define MESSAGESIZE (1024 - 8)
  56 #define MEASUREMENT_LENGTH GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 30)
  57
  58 static unsigned long long total_bytes_sent;
  59 static unsigned long long total_bytes_recv;
  60
  61 static struct GNUNET_TIME_Absolute start_time;
  62
  63 static struct GNUNET_SCHEDULER_Task *err_task;
  64
  65 static struct GNUNET_SCHEDULER_Task *measure_task;
  66
  67
  68 struct PeerContext
  69 {
  70   struct GNUNET_CONFIGURATION_Handle *cfg;
  71   struct GNUNET_CORE_Handle *ch;
  72   struct GNUNET_MQ_Handle *mq;
  73   struct GNUNET_TRANSPORT_OfferHelloHandle *oh;
  74   struct GNUNET_PeerIdentity id;
  75   struct GNUNET_MessageHeader *hello;
  76   struct GNUNET_STATISTICS_Handle *stats;
  77   struct GNUNET_TRANSPORT_HelloGetHandle *ghh;
  78   struct GNUNET_ATS_ConnectivityHandle *ats;
  79   struct GNUNET_ATS_ConnectivitySuggestHandle *ats_sh;
  80   int connect_status;
  81   struct GNUNET_OS_Process *arm_proc;
  82 };
  83
  84 static struct PeerContext p1;
  85 static struct PeerContext p2;
  86
  87 static unsigned long long current_quota_p1_in;
  88 static unsigned long long current_quota_p1_out;
  89 static unsigned long long current_quota_p2_in;
  90 static unsigned long long current_quota_p2_out;
  91
  92 static int ok;
  93 static int test;
  94 static int32_t tr_n;
  95
  96 static int running;
  97
  98
  99 #if VERBOSE
 100 #define OKPP do { ok++; GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Now at stage %u at %s:%u\n", ok, __FILE__, __LINE__); } while (0)
 101 #else
 102 #define OKPP do { ok++; } while (0)
 103 #endif
 104
 105 struct TestMessage
 106 {
 107   struct GNUNET_MessageHeader header;
 108   uint32_t num GNUNET_PACKED;
 109   uint8_t pad[MESSAGESIZE];
 110 };
 111
 112
 113 static void
 114 terminate_peer (struct PeerContext *p)
 115 {
 116   if (NULL != p->ch)
 117   {
 118     GNUNET_CORE_disconnect (p->ch);
 119     p->ch = NULL;
 120   }
 121   if (NULL != p->ghh)
 122   {
 123     GNUNET_TRANSPORT_hello_get_cancel (p->ghh);
 124     p->ghh = NULL;
 125   }
 126   if (NULL != p->oh)
 127   {
 128     GNUNET_TRANSPORT_offer_hello_cancel (p->oh);
 129     p->oh = NULL;
 130   }
 131   if (NULL != p->ats_sh)
 132   {
 133     GNUNET_ATS_connectivity_suggest_cancel (p->ats_sh);
 134     p->ats_sh = NULL;
 135   }
 136   if (NULL != p->ats)
 137   {
 138     GNUNET_ATS_connectivity_done (p->ats);
 139     p->ats = NULL;
 140   }
 141   if (NULL != p->stats)
 142   {
 143     GNUNET_STATISTICS_destroy (p->stats, GNUNET_NO);
 144     p->stats = NULL;
 145   }
 146   if (NULL != p->hello)
 147   {
 148     GNUNET_free (p->hello);
 149     p->hello = NULL;
 150   }
 151 }
 152
 153
 154 static void
 155 shutdown_task (void *cls)
 156 {
 157   if (NULL != err_task)
 158   {
 159     GNUNET_SCHEDULER_cancel (err_task);
 160     err_task = NULL;
 161   }
 162   if (NULL != measure_task)
 163   {
 164     GNUNET_SCHEDULER_cancel (measure_task);
 165     measure_task = NULL;
 166   }
 167   terminate_peer (&p1);
 168   terminate_peer (&p2);
 169 }
 170
 171
 172 static void
 173 terminate_task_error (void *cls)
 174 {
 175   err_task = NULL;
 176   GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 177               "Testcase failed (timeout)!\n");
 178   GNUNET_SCHEDULER_shutdown ();
 179   ok = 42;
 180 }
 181
 182
 183 /**
 184  * Callback function to process statistic values.
 185  *
 186  * @param cls closure
 187  * @param subsystem name of subsystem that created the statistic
 188  * @param name the name of the datum
 189  * @param value the current value
 190  * @param is_persistent #GNUNET_YES if the value is persistent, #GNUNET_NO if not
 191  * @return #GNUNET_OK to continue, #GNUNET_SYSERR to abort iteration
 192  */
 193 static int
 194 print_stat (void *cls,
 195             const char *subsystem,
 196             const char *name,
 197             uint64_t value,
 198             int is_persistent)
 199 {
 200   if (cls == &p1)
 201     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 202                 "Peer1 %50s = %12llu\n",
 203                 name,
 204                 (unsigned long long) value);
 205   if (cls == &p2)
 206     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 207                 "Peer2 %50s = %12llu\n",
 208                 name,
 209                 (unsigned long long) value);
 210   return GNUNET_OK;
 211 }
 212
 213
 214 static void
 215 measurement_stop (void *cls)
 216 {
 217   unsigned long long delta;
 218   unsigned long long throughput_out;
 219   unsigned long long throughput_in;
 220   unsigned long long max_quota_in;
 221   unsigned long long max_quota_out;
 222   unsigned long long quota_delta;
 223   enum GNUNET_ErrorType kind = GNUNET_ERROR_TYPE_DEBUG;
 224
 225   measure_task = NULL;
 226   FPRINTF (stdout, "%s",  "\n");
 227   running = GNUNET_NO;
 228
 229   delta = GNUNET_TIME_absolute_get_duration (start_time).rel_value_us;
 230   if (0 == delta)
 231     delta = 1;
 232   throughput_out = total_bytes_sent * 1000000LL / delta;     /* convert to bytes/s */
 233   throughput_in = total_bytes_recv * 1000000LL / delta;      /* convert to bytes/s */
 234
 235   max_quota_in = GNUNET_MIN (current_quota_p1_in, current_quota_p2_in);
 236   max_quota_out = GNUNET_MIN (current_quota_p1_out, current_quota_p2_out);
 237   if (max_quota_out < max_quota_in)
 238     quota_delta = max_quota_in / 3;
 239   else
 240     quota_delta = max_quota_out / 3;
 241
 242   if ((throughput_out > (max_quota_out + quota_delta)) ||
 243       (throughput_in > (max_quota_in + quota_delta)))
 244     ok = 1; /* fail */
 245   else
 246     ok = 0; /* pass */
 247   GNUNET_STATISTICS_get (p1.stats,
 248                          "core",
 249                          "# discarded CORE_SEND requests",
 250                          NULL,
 251                          &print_stat,
 252                          &p1);
 253   GNUNET_STATISTICS_get (p1.stats,
 254                          "core",
 255                          "# discarded CORE_SEND request bytes",
 256                          NULL,
 257                          &print_stat,
 258                          &p1);
 259   GNUNET_STATISTICS_get (p1.stats,
 260                          "core",
 261                          "# discarded lower priority CORE_SEND requests",
 262                          NULL,
 263                          &print_stat,
 264                          NULL);
 265   GNUNET_STATISTICS_get (p1.stats,
 266                          "core",
 267                          "# discarded lower priority CORE_SEND request bytes",
 268                          NULL,
 269                          &print_stat,
 270                          &p1);
 271   GNUNET_STATISTICS_get (p2.stats,
 272                          "core",
 273                          "# discarded CORE_SEND requests",
 274                          NULL,
 275                          &print_stat,
 276                          &p2);
 277
 278   GNUNET_STATISTICS_get (p2.stats,
 279                          "core",
 280                          "# discarded CORE_SEND request bytes",
 281                          NULL,
 282                          &print_stat,
 283                          &p2);
 284   GNUNET_STATISTICS_get (p2.stats,
 285                          "core",
 286                          "# discarded lower priority CORE_SEND requests",
 287                          NULL,
 288                          &print_stat,
 289                          &p2);
 290   GNUNET_STATISTICS_get (p2.stats,
 291                          "core",
 292                          "# discarded lower priority CORE_SEND request bytes",
 293                          NULL,
 294                          &print_stat,
 295                          &p2);
 296
 297   if (ok != 0)
 298     kind = GNUNET_ERROR_TYPE_ERROR;
 299   switch (test)
 300   {
 301   case SYMMETRIC:
 302     GNUNET_log (kind,
 303                 "Core quota compliance test with symmetric quotas: %s\n",
 304                 (0 == ok) ? "PASSED" : "FAILED");
 305     break;
 306   case ASYMMETRIC_SEND_LIMITED:
 307     GNUNET_log (kind,
 308                 "Core quota compliance test with limited sender quota: %s\n",
 309                 (0 == ok) ? "PASSED" : "FAILED");
 310     break;
 311   case ASYMMETRIC_RECV_LIMITED:
 312     GNUNET_log (kind,
 313                 "Core quota compliance test with limited receiver quota: %s\n",
 314                 (0 == ok) ? "PASSED" : "FAILED");
 315     break;
 316   };
 317   GNUNET_log (kind,
 318               "Peer 1 send  rate: %llu b/s (%llu bytes in %llu ms)\n",
 319               throughput_out,
 320               total_bytes_sent,
 321               delta);
 322   GNUNET_log (kind,
 323               "Peer 1 send quota: %llu b/s\n",
 324               current_quota_p1_out);
 325   GNUNET_log (kind,
 326               "Peer 2 receive  rate: %llu b/s (%llu bytes in %llu ms)\n",
 327               throughput_in,
 328               total_bytes_recv,
 329               delta);
 330   GNUNET_log (kind,
 331               "Peer 2 receive quota: %llu b/s\n",
 332               current_quota_p2_in);
 333 /*
 334   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,"Max. inbound  quota allowed: %llu b/s\n",max_quota_in );
 335   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,"Max. outbound quota allowed: %llu b/s\n",max_quota_out);
 336 */
 337   GNUNET_SCHEDULER_shutdown ();
 338 }
 339
 340
 341 static void
 342 do_transmit (void *cls)
 343 {
 344   struct TestMessage *hdr;
 345   struct GNUNET_MQ_Envelope *env;
 346
 347   env = GNUNET_MQ_msg (hdr,
 348                        MTYPE);
 349   hdr->num = htonl (tr_n);
 350   memset (&hdr->pad,
 351           tr_n,
 352           MESSAGESIZE);
 353   tr_n++;
 354   GNUNET_SCHEDULER_cancel (err_task);
 355   err_task =
 356       GNUNET_SCHEDULER_add_delayed (TIMEOUT,
 357                                     &terminate_task_error,
 358                                     NULL);
 359   total_bytes_sent += sizeof (struct TestMessage);
 360   GNUNET_MQ_send (p1.mq,
 361                   env);
 362 }
 363
 364
 365 static void *
 366 connect_notify (void *cls,
 367                 const struct GNUNET_PeerIdentity *peer,
 368                 struct GNUNET_MQ_Handle *mq)
 369 {
 370   struct PeerContext *pc = cls;
 371
 372   if (0 == memcmp (&pc->id,
 373                    peer,
 374                    sizeof (struct GNUNET_PeerIdentity)))
 375     return NULL;                     /* loopback */
 376   GNUNET_assert (0 == pc->connect_status);
 377   pc->connect_status = 1;
 378   pc->mq = mq;
 379   if (pc == &p1)
 380   {
 381     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 382                 "Encrypted connection established to peer `%s'\n",
 383                 GNUNET_i2s (peer));
 384     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 385                 "Asking core (1) for transmission to peer `%s'\n",
 386                 GNUNET_i2s (&p2.id));
 387     GNUNET_SCHEDULER_cancel (err_task);
 388     err_task =
 389         GNUNET_SCHEDULER_add_delayed (TIMEOUT,
 390                                       &terminate_task_error,
 391                                       NULL);
 392     start_time = GNUNET_TIME_absolute_get ();
 393     running = GNUNET_YES;
 394     measure_task =
 395         GNUNET_SCHEDULER_add_delayed (MEASUREMENT_LENGTH,
 396                                       &measurement_stop,
 397                                       NULL);
 398     do_transmit (NULL);
 399   }
 400   return pc;
 401 }
 402
 403
 404 static void
 405 disconnect_notify (void *cls,
 406                    const struct GNUNET_PeerIdentity *peer,
 407                    void *internal_cls)
 408 {
 409   struct PeerContext *pc = cls;
 410
 411   if (NULL == internal_cls)
 412     return;                     /* loopback */
 413   pc->connect_status = 0;
 414   pc->mq = NULL;
 415   if (NULL != measure_task)
 416   {
 417     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 418                 "Measurement aborted due to disconnect!\n");
 419     GNUNET_SCHEDULER_cancel (measure_task);
 420     measure_task = NULL;
 421   }
 422   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 423               "Encrypted connection to `%s' cut\n",
 424               GNUNET_i2s (peer));
 425 }
 426
 427
 428
 429 static void
 430 handle_test (void *cls,
 431              const struct TestMessage *hdr)
 432 {
 433   static int n;
 434
 435   total_bytes_recv += sizeof (struct TestMessage);
 436   if (ntohl (hdr->num) != n)
 437   {
 438     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
 439                 "Expected message %u, got message %u\n",
 440                 n,
 441                 ntohl (hdr->num));
 442     GNUNET_SCHEDULER_cancel (err_task);
 443     err_task = GNUNET_SCHEDULER_add_now (&terminate_task_error,
 444                                          NULL);
 445     return;
 446   }
 447   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 448               "Got message %u\n",
 449               ntohl (hdr->num));
 450   n++;
 451   if (0 == (n % 10))
 452     FPRINTF (stderr, "%s",  ".");
 453
 454   if (GNUNET_YES == running)
 455     do_transmit (NULL);
 456 }
 457
 458
 459 static void
 460 init_notify (void *cls,
 461              const struct GNUNET_PeerIdentity *my_identity)
 462 {
 463   struct PeerContext *p = cls;
 464   struct GNUNET_MQ_MessageHandler handlers[] = {
 465     GNUNET_MQ_hd_fixed_size (test,
 466                              MTYPE,
 467                              struct TestMessage,
 468                              NULL),
 469     GNUNET_MQ_handler_end ()
 470   };
 471
 472   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 473               "Connection to CORE service of `%s' established\n",
 474               GNUNET_i2s (my_identity));
 475   GNUNET_assert (NULL != my_identity);
 476   p->id = *my_identity;
 477   if (cls == &p1)
 478   {
 479     GNUNET_assert (ok == 2);
 480     OKPP;
 481     /* connect p2 */
 482     p2.ch = GNUNET_CORE_connect (p2.cfg,
 483                                  &p2,
 484                                  &init_notify,
 485                                  &connect_notify,
 486                                  &disconnect_notify,
 487                                  handlers);
 488   }
 489   else
 490   {
 491     GNUNET_assert (ok == 3);
 492     OKPP;
 493     GNUNET_assert (cls == &p2);
 494     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 495                 "Asking core (1) to connect to peer `%s' and vice-versa\n",
 496                 GNUNET_i2s (&p2.id));
 497     p1.ats_sh = GNUNET_ATS_connectivity_suggest (p1.ats,
 498                                                  &p2.id,
 499                                                  1);
 500     p2.ats_sh = GNUNET_ATS_connectivity_suggest (p2.ats,
 501                                                  &p1.id,
 502                                                  1);
 503   }
 504 }
 505
 506
 507 static void
 508 offer_hello_done (void *cls)
 509 {
 510   struct PeerContext *p = cls;
 511
 512   p->oh = NULL;
 513 }
 514
 515
 516 static void
 517 process_hello (void *cls,
 518                const struct GNUNET_MessageHeader *message)
 519 {
 520   struct PeerContext *p = cls;
 521
 522   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 523               "Received (my) HELLO from transport service\n");
 524   GNUNET_assert (message != NULL);
 525   p->hello = GNUNET_malloc (ntohs (message->size));
 526   GNUNET_memcpy (p->hello, message, ntohs (message->size));
 527   if ( (p == &p1) &&
 528        (NULL == p2.oh) )
 529     p2.oh = GNUNET_TRANSPORT_offer_hello (p2.cfg,
 530                                           message,
 531                                           &offer_hello_done,
 532                                           &p2);
 533   if ( (p == &p2) &&
 534        (NULL == p1.oh) )
 535     p1.oh = GNUNET_TRANSPORT_offer_hello (p1.cfg, message,
 536                                           &offer_hello_done,
 537                                           &p1);
 538
 539   if ( (p == &p1) &&
 540        (NULL != p2.hello) &&
 541        (NULL == p1.oh) )
 542     p1.oh = GNUNET_TRANSPORT_offer_hello (p1.cfg,
 543                                           p2.hello,
 544                                           &offer_hello_done,
 545                                           &p1);
 546   if ( (p == &p2) &&
 547        (NULL != p1.hello) &&
 548        (NULL == p2.oh) )
 549     p2.oh = GNUNET_TRANSPORT_offer_hello (p2.cfg,
 550                                           p1.hello,
 551                                           &offer_hello_done,
 552                                           &p2);
 553 }
 554
 555
 556 static void
 557 setup_peer (struct PeerContext *p,
 558             const char *cfgname)
 559 {
 560   char *binary;
 561
 562   binary = GNUNET_OS_get_libexec_binary_path ("gnunet-service-arm");
 563   p->cfg = GNUNET_CONFIGURATION_create ();
 564   p->arm_proc =
 565     GNUNET_OS_start_process (GNUNET_YES,
 566                              GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
 567                              NULL, NULL, NULL,
 568                              binary,
 569                              "gnunet-service-arm",
 570                              "-c",
 571                              cfgname,
 572                              NULL);
 573   GNUNET_assert (GNUNET_OK ==
 574                  GNUNET_CONFIGURATION_load (p->cfg,
 575                                             cfgname));
 576   p->stats = GNUNET_STATISTICS_create ("core",
 577                                        p->cfg);
 578   GNUNET_assert (NULL != p->stats);
 579   p->ats = GNUNET_ATS_connectivity_init (p->cfg);
 580   GNUNET_assert (NULL != p->ats);
 581   p->ghh = GNUNET_TRANSPORT_hello_get (p->cfg,
 582                                        GNUNET_TRANSPORT_AC_ANY,
 583                                        &process_hello,
 584                                        p);
 585   GNUNET_free (binary);
 586 }
 587
 588
 589 static void
 590 run (void *cls,
 591      char *const *args,
 592      const char *cfgfile,
 593      const struct GNUNET_CONFIGURATION_Handle *cfg)
 594 {
 595   struct GNUNET_MQ_MessageHandler handlers[] = {
 596     GNUNET_MQ_hd_fixed_size (test,
 597                              MTYPE,
 598                              struct TestMessage,
 599                              NULL),
 600     GNUNET_MQ_handler_end ()
 601   };
 602
 603   GNUNET_assert (ok == 1);
 604   OKPP;
 605   err_task =
 606       GNUNET_SCHEDULER_add_delayed (TIMEOUT,
 607                                     &terminate_task_error,
 608                                     NULL);
 609   GNUNET_SCHEDULER_add_shutdown (&shutdown_task,
 610                                  NULL);
 611   if (test == SYMMETRIC)
 612   {
 613     setup_peer (&p1,
 614                 "test_core_quota_peer1.conf");
 615     setup_peer (&p2,
 616                 "test_core_quota_peer2.conf");
 617   }
 618   else if (test == ASYMMETRIC_SEND_LIMITED)
 619   {
 620     setup_peer (&p1,
 621                 "test_core_quota_asymmetric_send_limit_peer1.conf");
 622     setup_peer (&p2,
 623                 "test_core_quota_asymmetric_send_limit_peer2.conf");
 624   }
 625   else if (test == ASYMMETRIC_RECV_LIMITED)
 626   {
 627     setup_peer (&p1,
 628                 "test_core_quota_asymmetric_recv_limited_peer1.conf");
 629     setup_peer (&p2,
 630                 "test_core_quota_asymmetric_recv_limited_peer2.conf");
 631   }
 632
 633   GNUNET_assert (test != -1);
 634   GNUNET_assert (GNUNET_SYSERR !=
 635                  GNUNET_CONFIGURATION_get_value_size (p1.cfg,
 636                                                       "ATS",
 637                                                       "WAN_QUOTA_IN",
 638                                                       &current_quota_p1_in));
 639   GNUNET_assert (GNUNET_SYSERR !=
 640                  GNUNET_CONFIGURATION_get_value_size (p2.cfg,
 641                                                       "ATS",
 642                                                       "WAN_QUOTA_IN",
 643                                                       &current_quota_p2_in));
 644   GNUNET_assert (GNUNET_SYSERR !=
 645                  GNUNET_CONFIGURATION_get_value_size (p1.cfg,
 646                                                       "ATS",
 647                                                       "WAN_QUOTA_OUT",
 648                                                       &current_quota_p1_out));
 649   GNUNET_assert (GNUNET_SYSERR !=
 650                  GNUNET_CONFIGURATION_get_value_size (p2.cfg,
 651                                                       "ATS",
 652                                                       "WAN_QUOTA_OUT",
 653                                                       &current_quota_p2_out));
 654
 655   p1.ch = GNUNET_CORE_connect (p1.cfg,
 656                                &p1,
 657                                &init_notify,
 658                                &connect_notify,
 659                                &disconnect_notify,
 660                                handlers);
 661 }
 662
 663
 664 static void
 665 stop_arm (struct PeerContext *p)
 666 {
 667   if (0 != GNUNET_OS_process_kill (p->arm_proc,
 668                                    GNUNET_TERM_SIG))
 669     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING,
 670                          "kill");
 671   if (GNUNET_OK !=
 672       GNUNET_OS_process_wait (p->arm_proc))
 673     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING,
 674                          "waitpid");
 675   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 676               "ARM process %u stopped\n",
 677               GNUNET_OS_process_get_pid (p->arm_proc));
 678   GNUNET_OS_process_destroy (p->arm_proc);
 679   p->arm_proc = NULL;
 680   GNUNET_CONFIGURATION_destroy (p->cfg);
 681 }
 682
 683
 684 static int
 685 check ()
 686 {
 687   char *const argv[] = {
 688     "test-core-quota-compliance",
 689     "-c",
 690     "test_core_api_data.conf",
 691     NULL
 692   };
 693   struct GNUNET_GETOPT_CommandLineOption options[] = {
 694     GNUNET_GETOPT_OPTION_END
 695   };
 696   ok = 1;
 697   GNUNET_PROGRAM_run ((sizeof (argv) / sizeof (char *)) - 1,
 698                       argv,
 699                       "test-core-quota-compliance",
 700                       "nohelp",
 701                       options,
 702                       &run,
 703                       &ok);
 704   stop_arm (&p1);
 705   stop_arm (&p2);
 706   return ok;
 707 }
 708
 709
 710 static void
 711 cleanup_directory (int test)
 712 {
 713   switch (test) {
 714   case SYMMETRIC:
 715     GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-quota-sym-peer-1/");
 716     GNUNET_DISK_directory_remove ("/tmp/test-gnunet-core-quota-sym-peer-2/");
 717     break;
 718   case ASYMMETRIC_SEND_LIMITED:
 719     GNUNET_DISK_directory_remove
 720         ("/tmp/test-gnunet-core-quota-asym-send-lim-peer-1/");
 721     GNUNET_DISK_directory_remove
 722         ("/tmp/test-gnunet-core-quota-asym-send-lim-peer-2/");
 723     break;
 724   case ASYMMETRIC_RECV_LIMITED:
 725     GNUNET_DISK_directory_remove
 726         ("/tmp/test-gnunet-core-quota-asym-recv-lim-peer-1/");
 727     GNUNET_DISK_directory_remove
 728         ("/tmp/test-gnunet-core-quota-asym-recv-lim-peer-2/");
 729     break;
 730   }
 731 }
 732
 733
 734 int
 735 main (int argc,
 736       char *argv[])
 737 {
 738   int ret;
 739
 740   test = -1;
 741   if (NULL != strstr (argv[0],
 742                       "_symmetric"))
 743   {
 744     test = SYMMETRIC;
 745   }
 746   else if (NULL != strstr (argv[0],
 747                            "_asymmetric_send"))
 748   {
 749     test = ASYMMETRIC_SEND_LIMITED;
 750   }
 751   else if (NULL != strstr (argv[0],
 752                            "_asymmetric_recv"))
 753   {
 754     test = ASYMMETRIC_RECV_LIMITED;
 755   }
 756   GNUNET_assert (test != -1);
 757   cleanup_directory (test);
 758   GNUNET_log_setup ("test-core-quota-compliance",
 759                     "WARNING",
 760                     NULL);
 761   ret = check ();
 762   cleanup_directory (test);
 763   return ret;
 764 }
 765
 766
 767 /* end of test_core_quota_compliance.c */