src/fs/test_fs_search.c

   1 /*
   2      This file is part of GNUnet.
   3      (C) 2004, 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_search.c
  23  * @brief simple testcase for simple publish + search operation
  24  * @author Christian Grothoff
  25  */
  26
  27 #include "platform.h"
  28 #include "gnunet_util_lib.h"
  29 #include "gnunet_arm_service.h"
  30 #include "gnunet_fs_service.h"
  31
  32 #define VERBOSE GNUNET_NO
  33
  34 #define START_ARM GNUNET_YES
  35
  36 /**
  37  * File-size we use for testing.
  38  */
  39 #define FILESIZE 1024
  40
  41 /**
  42  * How long until we give up on transmitting the message?
  43  */
  44 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 15)
  45
  46 /**
  47  * How long should our test-content live?
  48  */
  49 #define LIFETIME GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MINUTES, 15)
  50
  51 struct PeerContext
  52 {
  53   struct GNUNET_CONFIGURATION_Handle *cfg;
  54   struct GNUNET_PeerIdentity id;
  55 #if START_ARM
  56   pid_t arm_pid;
  57 #endif
  58 };
  59
  60 static struct PeerContext p1;
  61
  62 static struct GNUNET_TIME_Absolute start;
  63
  64 static struct GNUNET_SCHEDULER_Handle *sched;
  65
  66 static struct GNUNET_FS_Handle *fs;
  67
  68 static struct GNUNET_FS_SearchContext *search;
  69
  70 static struct GNUNET_FS_PublishContext *publish;
  71
  72
  73 static void
  74 abort_publish_task (void *cls,
  75                      const struct GNUNET_SCHEDULER_TaskContext *tc)
  76 {
  77   GNUNET_FS_publish_stop (publish);
  78   publish = NULL;
  79 }
  80
  81
  82 static void
  83 abort_search_task (void *cls,
  84                      const struct GNUNET_SCHEDULER_TaskContext *tc)
  85 {
  86   if (search != NULL)
  87     GNUNET_FS_search_stop (search);
  88   search = NULL;
  89 }
  90
  91
  92 static void *
  93 progress_cb (void *cls,
  94              const struct GNUNET_FS_ProgressInfo *event)
  95 {
  96   const char *keywords[] = {
  97     "down_foo"
  98   };
  99   struct GNUNET_FS_Uri *kuri;
 100
 101   switch (event->status)
 102     {
 103     case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 104 #if VERBOSE
 105       printf ("Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 106               (unsigned long long) event->value.publish.completed,
 107               (unsigned long long) event->value.publish.size,
 108               event->value.publish.specifics.progress.depth,
 109               (unsigned long long) event->value.publish.specifics.progress.offset);
 110 #endif
 111       break;
 112     case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 113       kuri = GNUNET_FS_uri_ksk_create_from_args (1, keywords);
 114       start = GNUNET_TIME_absolute_get ();
 115       search = GNUNET_FS_search_start (fs,
 116                                        kuri,
 117                                        1,
 118                                        "search");
 119       GNUNET_FS_uri_destroy (kuri);
 120       GNUNET_assert (search != NULL);
 121       break;
 122     case GNUNET_FS_STATUS_SEARCH_RESULT:
 123 #if VERBOSE
 124       printf ("Search complete.\n");
 125 #endif
 126       GNUNET_SCHEDULER_add_continuation (sched,
 127                                          GNUNET_NO,
 128                                          &abort_search_task,
 129                                          NULL,
 130                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 131       break;
 132     case GNUNET_FS_STATUS_PUBLISH_ERROR:
 133       fprintf (stderr,
 134                "Error publishing file: %s\n",
 135                event->value.publish.specifics.error.message);
 136       GNUNET_break (0);
 137       GNUNET_SCHEDULER_add_continuation (sched,
 138                                          GNUNET_NO,
 139                                          &abort_publish_task,
 140                                          NULL,
 141                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 142       break;
 143     case GNUNET_FS_STATUS_SEARCH_ERROR:
 144       fprintf (stderr,
 145                "Error searching file: %s\n",
 146                event->value.search.specifics.error.message);
 147       GNUNET_SCHEDULER_add_continuation (sched,
 148                                          GNUNET_NO,
 149                                          &abort_search_task,
 150                                          NULL,
 151                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 152       break;
 153     case GNUNET_FS_STATUS_PUBLISH_START:
 154       GNUNET_assert (0 == strcmp ("publish-context", event->value.publish.cctx));
 155       GNUNET_assert (NULL == event->value.publish.pctx);
 156       GNUNET_assert (FILESIZE == event->value.publish.size);
 157       GNUNET_assert (0 == event->value.publish.completed);
 158       GNUNET_assert (1 == event->value.publish.anonymity);
 159       break;
 160     case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 161       GNUNET_assert (publish == event->value.publish.sc);
 162       GNUNET_assert (FILESIZE == event->value.publish.size);
 163       GNUNET_assert (1 == event->value.publish.anonymity);
 164       GNUNET_FS_stop (fs);
 165       fs = NULL;
 166       break;
 167     case GNUNET_FS_STATUS_SEARCH_START:
 168       GNUNET_assert (search == NULL);
 169       GNUNET_assert (0 == strcmp ("search", event->value.search.cctx));
 170       GNUNET_assert (1 == event->value.search.anonymity);
 171       break;
 172     case GNUNET_FS_STATUS_SEARCH_RESULT_STOPPED:
 173       break;
 174     case GNUNET_FS_STATUS_SEARCH_STOPPED:
 175       GNUNET_assert (search == event->value.search.sc);
 176       GNUNET_SCHEDULER_add_continuation (sched,
 177                                          GNUNET_NO,
 178                                          &abort_publish_task,
 179                                          NULL,
 180                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 181       break;
 182     default:
 183       fprintf (stderr,
 184                "Unexpected event: %d\n",
 185                event->status);
 186       break;
 187     }
 188   return NULL;
 189 }
 190
 191
 192 static void
 193 setup_peer (struct PeerContext *p, const char *cfgname)
 194 {
 195   p->cfg = GNUNET_CONFIGURATION_create ();
 196 #if START_ARM
 197   p->arm_pid = GNUNET_OS_start_process ("gnunet-service-arm",
 198                                         "gnunet-service-arm",
 199 #if VERBOSE
 200                                         "-L", "DEBUG",
 201 #endif
 202                                         "-c", cfgname, NULL);
 203   sleep (1);                    /* allow ARM to start */
 204 #endif
 205   GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
 206   GNUNET_ARM_start_services (p->cfg, sched, "core", NULL);
 207 }
 208
 209
 210 static void
 211 stop_arm (struct PeerContext *p)
 212 {
 213 #if START_ARM
 214   if (0 != PLIBC_KILL (p->arm_pid, SIGTERM))
 215     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
 216   if (GNUNET_OS_process_wait(p->arm_pid) != GNUNET_OK)
 217     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
 218   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 219               "ARM process %u stopped\n", p->arm_pid);
 220 #endif
 221   GNUNET_CONFIGURATION_destroy (p->cfg);
 222 }
 223
 224
 225 static void
 226 run (void *cls,
 227      struct GNUNET_SCHEDULER_Handle *s,
 228      char *const *args,
 229      const char *cfgfile,
 230      const struct GNUNET_CONFIGURATION_Handle *cfg)
 231 {
 232   const char *keywords[] = {
 233     "down_foo",
 234     "down_bar"
 235   };
 236   char *buf;
 237   struct GNUNET_CONTAINER_MetaData *meta;
 238   struct GNUNET_FS_Uri *kuri;
 239   struct GNUNET_FS_FileInformation *fi;
 240   size_t i;
 241
 242   sched = s;
 243   setup_peer (&p1, "test_fs_search_data.conf");
 244   fs = GNUNET_FS_start (sched,
 245                         cfg,
 246                         "test-fs-search",
 247                         &progress_cb,
 248                         NULL,
 249                         GNUNET_FS_FLAGS_NONE,
 250                         GNUNET_FS_OPTIONS_END);
 251   GNUNET_assert (NULL != fs);
 252   buf = GNUNET_malloc (FILESIZE);
 253   for (i = 0; i < FILESIZE; i++)
 254     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 255   meta = GNUNET_CONTAINER_meta_data_create ();
 256   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 257   fi = GNUNET_FS_file_information_create_from_data ("publish-context",
 258                                                     FILESIZE,
 259                                                     buf,
 260                                                     kuri,
 261                                                     meta,
 262                                                     GNUNET_NO,
 263                                                     1,
 264                                                     42,
 265                                                     GNUNET_TIME_relative_to_absolute (LIFETIME));
 266   GNUNET_FS_uri_destroy (kuri);
 267   GNUNET_CONTAINER_meta_data_destroy (meta);
 268   GNUNET_assert (NULL != fi);
 269   start = GNUNET_TIME_absolute_get ();
 270   publish = GNUNET_FS_publish_start (fs,
 271                                     fi,
 272                                     NULL, NULL, NULL,
 273                                     GNUNET_FS_PUBLISH_OPTION_NONE);
 274   GNUNET_assert (publish != NULL);
 275 }
 276
 277
 278 int
 279 main (int argc, char *argv[])
 280 {
 281   char *const argvx[] = {
 282     "test-fs-search",
 283     "-c",
 284     "test_fs_search_data.conf",
 285 #if VERBOSE
 286     "-L", "DEBUG",
 287 #endif
 288     NULL
 289   };
 290   struct GNUNET_GETOPT_CommandLineOption options[] = {
 291     GNUNET_GETOPT_OPTION_END
 292   };
 293
 294   GNUNET_log_setup ("test_fs_search",
 295 #if VERBOSE
 296                     "DEBUG",
 297 #else
 298                     "WARNING",
 299 #endif
 300                     NULL);
 301   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
 302                       argvx, "test-fs-search",
 303                       "nohelp", options, &run, NULL);
 304   stop_arm (&p1);
 305   GNUNET_DISK_directory_remove ("/tmp/gnunet-test-fs-search/");
 306   return 0;
 307 }
 308
 309 /* end of test_fs_search.c */