src/fs/test_fs_namespace.c

   1 /*
   2      This file is part of GNUnet.
   3      (C) 2005, 2006, 2008, 2009 Christian Grothoff (and other contributing authors)
   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 2, 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., 59 Temple Place - Suite 330,
  18      Boston, MA 02111-1307, USA.
  19 */
  20
  21 /**
  22  * @file fs/test_fs_namespace.c
  23  * @brief Test for fs_namespace.c
  24  * @author Christian Grothoff
  25  *
  26  * TODO:
  27  * - add timeout task
  28  */
  29 #include "platform.h"
  30 #include "gnunet_util_lib.h"
  31 #include "gnunet_arm_service.h"
  32 #include "gnunet_fs_service.h"
  33
  34 #define VERBOSE GNUNET_NO
  35
  36 #define START_ARM GNUNET_YES
  37
  38 static struct GNUNET_SCHEDULER_Handle *sched;
  39
  40 static struct PeerContext p1;
  41
  42 static GNUNET_HashCode nsid;
  43
  44 static struct GNUNET_FS_Uri *sks_expect_uri;
  45
  46 static struct GNUNET_FS_Uri *ksk_expect_uri;
  47
  48 static struct GNUNET_FS_Handle *fs;
  49
  50 static struct GNUNET_FS_SearchContext *sks_search;
  51
  52 static struct GNUNET_FS_SearchContext *ksk_search;
  53
  54 static int update_started;
  55
  56 static int err;
  57
  58 struct PeerContext
  59 {
  60   struct GNUNET_CONFIGURATION_Handle *cfg;
  61 #if START_ARM
  62   pid_t arm_pid;
  63 #endif
  64 };
  65
  66
  67 static void
  68 setup_peer (struct PeerContext *p, const char *cfgname)
  69 {
  70   p->cfg = GNUNET_CONFIGURATION_create ();
  71 #if START_ARM
  72   p->arm_pid = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
  73                                         "gnunet-service-arm",
  74 #if VERBOSE
  75                                         "-L", "DEBUG",
  76 #endif
  77                                         "-c", cfgname, NULL);
  78 #endif
  79   GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
  80   GNUNET_ARM_start_services (p->cfg, sched, "core", NULL);
  81 }
  82
  83
  84 static void
  85 stop_arm (struct PeerContext *p)
  86 {
  87 #if START_ARM
  88   if (0 != PLIBC_KILL (p->arm_pid, SIGTERM))
  89     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
  90   if (GNUNET_OS_process_wait(p->arm_pid) != GNUNET_OK)
  91     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
  92   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
  93               "ARM process %u stopped\n", p->arm_pid);
  94 #endif
  95   GNUNET_CONFIGURATION_destroy (p->cfg);
  96 }
  97
  98
  99 static void
 100 abort_ksk_search_task (void *cls,
 101                        const struct GNUNET_SCHEDULER_TaskContext *tc)
 102 {
 103   if (ksk_search != NULL)
 104     {
 105       GNUNET_FS_search_stop (ksk_search);
 106       ksk_search = NULL;
 107       if (sks_search == NULL)
 108         {
 109           fprintf (stderr, "initiating shutdown\n");
 110           GNUNET_FS_stop (fs);
 111         }
 112     }
 113 }
 114
 115
 116 static void
 117 abort_sks_search_task (void *cls,
 118                        const struct GNUNET_SCHEDULER_TaskContext *tc)
 119 {
 120   struct GNUNET_FS_Namespace *ns;
 121
 122   if (sks_search == NULL)
 123     return;
 124   GNUNET_FS_search_stop (sks_search);
 125   sks_search = NULL;
 126   ns = GNUNET_FS_namespace_create (fs,
 127                                    "testNamespace");
 128   GNUNET_assert (GNUNET_OK == GNUNET_FS_namespace_delete (ns, GNUNET_YES));
 129   if (ksk_search == NULL)
 130     {
 131       fprintf (stderr, "initiating shutdown\n");
 132       GNUNET_FS_stop (fs);
 133     }
 134 }
 135
 136
 137 static void *
 138 progress_cb (void *cls,
 139              const struct GNUNET_FS_ProgressInfo *event)
 140 {
 141   switch (event->status)
 142     {
 143     case GNUNET_FS_STATUS_SEARCH_RESULT:
 144       if (sks_search == event->value.search.sc)
 145         {
 146           if (! GNUNET_FS_uri_test_equal (sks_expect_uri,
 147                                           event->value.search.specifics.result.uri))
 148             {
 149               fprintf (stderr,
 150                        "Wrong result for sks search!\n");
 151               err = 1;
 152             }
 153           /* give system 1ms to initiate update search! */
 154           GNUNET_SCHEDULER_add_delayed (sched,
 155                                         GNUNET_TIME_UNIT_MILLISECONDS,
 156                                         &abort_sks_search_task,
 157                                         NULL);
 158         }
 159       else if (ksk_search == event->value.search.sc)
 160         {
 161           if (! GNUNET_FS_uri_test_equal (ksk_expect_uri,
 162                                           event->value.search.specifics.result.uri))
 163             {
 164               fprintf (stderr,
 165                        "Wrong result for ksk search!\n");
 166               err = 1;
 167             }
 168           GNUNET_SCHEDULER_add_continuation (sched,
 169                                              &abort_ksk_search_task,
 170                                              NULL,
 171                                              GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 172         }
 173       else
 174         {
 175           fprintf (stderr,
 176                    "Unexpected search result received!\n");
 177           GNUNET_break (0);
 178         }
 179       break;
 180     case GNUNET_FS_STATUS_SEARCH_ERROR:
 181       fprintf (stderr,
 182                "Error searching file: %s\n",
 183                event->value.search.specifics.error.message);
 184       if (sks_search == event->value.search.sc)
 185         GNUNET_SCHEDULER_add_continuation (sched,
 186                                            &abort_sks_search_task,
 187                                            NULL,
 188                                            GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 189       else if (ksk_search == event->value.search.sc)
 190         GNUNET_SCHEDULER_add_continuation (sched,
 191                                            &abort_ksk_search_task,
 192                                            NULL,
 193                                            GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 194       else
 195         GNUNET_break (0);
 196       break;
 197     case GNUNET_FS_STATUS_SEARCH_START:
 198       GNUNET_assert ( (NULL == event->value.search.cctx) ||
 199                       (0 == strcmp ("sks_search", event->value.search.cctx)) ||
 200                       (0 == strcmp ("ksk_search", event->value.search.cctx)));
 201       if (NULL == event->value.search.cctx)
 202         {
 203           GNUNET_assert (0 == strcmp ("sks_search", event->value.search.pctx));
 204           update_started = GNUNET_YES;
 205         }
 206       GNUNET_assert (1 == event->value.search.anonymity);
 207       break;
 208     case GNUNET_FS_STATUS_SEARCH_RESULT_STOPPED:
 209       return NULL;
 210     case GNUNET_FS_STATUS_SEARCH_STOPPED:
 211       return NULL;
 212     default:
 213       fprintf (stderr,
 214                "Unexpected event: %d\n",
 215                event->status);
 216       break;
 217     }
 218   return event->value.search.cctx;
 219 }
 220
 221
 222 static void
 223 publish_cont (void *cls,
 224               const struct GNUNET_FS_Uri *ksk_uri,
 225               const char *emsg)
 226 {
 227   char *msg;
 228   struct GNUNET_FS_Uri *sks_uri;
 229   char sbuf[1024];
 230   struct GNUNET_CRYPTO_HashAsciiEncoded enc;
 231
 232   if (NULL != emsg)
 233     {
 234       fprintf (stderr, "Error publishing: %s\n", emsg);
 235       err = 1;
 236       GNUNET_FS_stop (fs);
 237       return;
 238     }
 239   GNUNET_CRYPTO_hash_to_enc (&nsid,
 240                              &enc);
 241   GNUNET_snprintf (sbuf,
 242                    sizeof (sbuf),
 243                    "gnunet://fs/sks/%s/this",
 244                    &enc);
 245   sks_uri = GNUNET_FS_uri_parse (sbuf, &msg);
 246   if (msg != NULL)
 247     {
 248       fprintf (stderr, "failed to parse URI `%s': %s\n",
 249                sbuf,
 250                msg);
 251       err = 1;
 252       GNUNET_FS_stop (fs);
 253       GNUNET_free (msg);
 254       return;
 255     }
 256   ksk_search = GNUNET_FS_search_start (fs, ksk_uri, 1, "ksk_search");
 257   sks_search = GNUNET_FS_search_start (fs, sks_uri, 1, "sks_search");
 258   GNUNET_FS_uri_destroy (sks_uri);
 259 }
 260
 261
 262 static void
 263 sks_cont (void *cls,
 264           const struct GNUNET_FS_Uri *uri,
 265           const char *emsg)
 266 {
 267   struct GNUNET_CONTAINER_MetaData *meta;
 268   struct GNUNET_TIME_Absolute expiration;
 269   struct GNUNET_FS_Uri *ksk_uri;
 270   char * msg;
 271
 272   expiration = GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_MINUTES);
 273   meta = GNUNET_CONTAINER_meta_data_create ();
 274   msg = NULL;
 275   ksk_uri = GNUNET_FS_uri_parse ("gnunet://fs/ksk/ns-search", &msg);
 276   GNUNET_assert (NULL == msg);
 277   ksk_expect_uri = GNUNET_FS_uri_dup (uri);
 278   GNUNET_FS_publish_ksk (fs,
 279                          ksk_uri,
 280                          meta,
 281                          uri,
 282                          expiration,
 283                          1, 1,
 284                          GNUNET_FS_PUBLISH_OPTION_NONE,
 285                          &publish_cont,
 286                          NULL);
 287   GNUNET_FS_uri_destroy (ksk_uri);
 288   GNUNET_CONTAINER_meta_data_destroy (meta);
 289 }
 290
 291
 292 static void
 293 adv_cont (void *cls,
 294           const struct GNUNET_FS_Uri *uri,
 295           const char *emsg)
 296 {
 297   struct GNUNET_CONTAINER_MetaData *meta;
 298   struct GNUNET_FS_Namespace *ns;
 299   struct GNUNET_TIME_Absolute expiration;
 300
 301   if (NULL != emsg)
 302     {
 303       fprintf (stderr, "Error publishing: %s\n", emsg);
 304       err = 1;
 305       GNUNET_FS_stop (fs);
 306       return;
 307     }
 308   expiration = GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_MINUTES);
 309   ns = GNUNET_FS_namespace_create (fs,
 310                                    "testNamespace");
 311   meta = GNUNET_CONTAINER_meta_data_create ();
 312   GNUNET_assert (NULL == emsg);
 313   sks_expect_uri = GNUNET_FS_uri_dup (uri);
 314   GNUNET_FS_publish_sks (fs,
 315                          ns,
 316                          "this",
 317                          "next",
 318                          meta,
 319                          uri, /* FIXME: this is non-sense (use CHK URI!?) */
 320                          expiration,
 321                          1, 1,
 322                          GNUNET_FS_PUBLISH_OPTION_NONE,
 323                          &sks_cont,
 324                          NULL);
 325   GNUNET_CONTAINER_meta_data_destroy (meta);
 326   GNUNET_FS_namespace_delete (ns, GNUNET_NO);
 327 }
 328
 329
 330 static void
 331 ns_iterator (void *cls,
 332              const char *name,
 333              const GNUNET_HashCode *id)
 334 {
 335   int *ok = cls;
 336
 337   if (0 != strcmp (name,
 338                    "testNamespace"))
 339     return;
 340   *ok = GNUNET_YES;
 341   nsid = *id;
 342 }
 343
 344
 345 static void
 346 testNamespace ()
 347 {
 348   struct GNUNET_FS_Namespace *ns;
 349   struct GNUNET_TIME_Absolute expiration;
 350   struct GNUNET_CONTAINER_MetaData *meta;
 351   struct GNUNET_FS_Uri *ksk_uri;
 352   int ok;
 353
 354   ns = GNUNET_FS_namespace_create (fs,
 355                                    "testNamespace");
 356   ok = GNUNET_NO;
 357   GNUNET_FS_namespace_list (fs, &ns_iterator, &ok);
 358   if (GNUNET_NO == ok)
 359     {
 360       fprintf (stderr, "namespace_list failed to find namespace!\n");
 361       GNUNET_FS_namespace_delete (ns, GNUNET_YES);
 362       GNUNET_FS_stop (fs);
 363       err = 1;
 364       return;
 365     }
 366   expiration = GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_MINUTES);
 367   meta = GNUNET_CONTAINER_meta_data_create ();
 368   ksk_uri = GNUNET_FS_uri_parse ("gnunet://fs/ksk/testnsa", NULL);
 369   GNUNET_FS_namespace_advertise (fs,
 370                                  ksk_uri,
 371                                  ns,
 372                                  meta,
 373                                  1, 1,
 374                                  expiration,
 375                                  "root",
 376                                  &adv_cont, NULL);
 377   GNUNET_FS_uri_destroy (ksk_uri);
 378   GNUNET_FS_namespace_delete (ns, GNUNET_NO);
 379   GNUNET_CONTAINER_meta_data_destroy (meta);
 380 }
 381
 382
 383 static void
 384 run (void *cls,
 385      struct GNUNET_SCHEDULER_Handle *s,
 386      char *const *args,
 387      const char *cfgfile,
 388      const struct GNUNET_CONFIGURATION_Handle *cfg)
 389 {
 390   sched = s;
 391   setup_peer (&p1, "test_fs_namespace_data.conf");
 392   fs = GNUNET_FS_start (sched,
 393                         cfg,
 394                         "test-fs-namespace",
 395                         &progress_cb,
 396                         NULL,
 397                         GNUNET_FS_FLAGS_NONE,
 398                         GNUNET_FS_OPTIONS_END);
 399   testNamespace ();
 400 }
 401
 402
 403 int
 404 main (int argc, char *argv[])
 405 {
 406   char *const argvx[] = {
 407     "test-fs-namespace",
 408     "-c",
 409     "test_fs_namespace_data.conf",
 410 #if VERBOSE
 411     "-L", "DEBUG",
 412 #endif
 413     NULL
 414   };
 415   struct GNUNET_GETOPT_CommandLineOption options[] = {
 416     GNUNET_GETOPT_OPTION_END
 417   };
 418
 419   GNUNET_log_setup ("test_fs_namespace",
 420 #if VERBOSE
 421                     "DEBUG",
 422 #else
 423                     "WARNING",
 424 #endif
 425                     NULL);
 426   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
 427                       argvx, "test-fs-namespace",
 428                       "nohelp", options, &run, NULL);
 429   stop_arm (&p1);
 430   if (GNUNET_YES != update_started)
 431     {
 432       fprintf (stderr,
 433                "Update search never started!\n");
 434       err = 1;
 435     }
 436   GNUNET_DISK_directory_remove ("/tmp/gnunet-test-fs-namespace/");
 437   return err;
 438 }
 439
 440
 441 /* end of test_fs_namespace.c */