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 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., 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, 60)
  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   struct GNUNET_OS_Process *arm_proc;
  57 #endif
  58 };
  59
  60 static struct PeerContext p1;
  61
  62 static struct GNUNET_TIME_Absolute start;
  63
  64 static struct GNUNET_FS_Handle *fs;
  65
  66 static struct GNUNET_FS_SearchContext *search;
  67
  68 static struct GNUNET_FS_PublishContext *publish;
  69
  70
  71 static void
  72 abort_publish_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  73 {
  74   GNUNET_FS_publish_stop (publish);
  75   publish = NULL;
  76 }
  77
  78
  79 static void
  80 abort_search_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  81 {
  82   if (search != NULL)
  83     GNUNET_FS_search_stop (search);
  84   search = NULL;
  85 }
  86
  87
  88 static void *
  89 progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event)
  90 {
  91   const char *keywords[] = {
  92     "down_foo"
  93   };
  94   struct GNUNET_FS_Uri *kuri;
  95
  96   switch (event->status)
  97   {
  98   case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
  99 #if VERBOSE
 100     printf ("Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 101             (unsigned long long) event->value.publish.completed,
 102             (unsigned long long) event->value.publish.size,
 103             event->value.publish.specifics.progress.depth,
 104             (unsigned long long) event->value.publish.specifics.
 105             progress.offset);
 106 #endif
 107     break;
 108   case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 109     kuri = GNUNET_FS_uri_ksk_create_from_args (1, keywords);
 110     start = GNUNET_TIME_absolute_get ();
 111     search = GNUNET_FS_search_start (fs,
 112                                      kuri,
 113                                      1, GNUNET_FS_SEARCH_OPTION_NONE, "search");
 114     GNUNET_FS_uri_destroy (kuri);
 115     GNUNET_assert (search != NULL);
 116     break;
 117   case GNUNET_FS_STATUS_SEARCH_RESULT:
 118 #if VERBOSE
 119     printf ("Search complete.\n");
 120 #endif
 121     GNUNET_SCHEDULER_add_continuation (&abort_search_task,
 122                                        NULL,
 123                                        GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 124     break;
 125   case GNUNET_FS_STATUS_PUBLISH_ERROR:
 126     fprintf (stderr,
 127              "Error publishing file: %s\n",
 128              event->value.publish.specifics.error.message);
 129     GNUNET_break (0);
 130     GNUNET_SCHEDULER_add_continuation (&abort_publish_task,
 131                                        NULL,
 132                                        GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 133     break;
 134   case GNUNET_FS_STATUS_SEARCH_ERROR:
 135     fprintf (stderr,
 136              "Error searching file: %s\n",
 137              event->value.search.specifics.error.message);
 138     GNUNET_SCHEDULER_add_continuation (&abort_search_task,
 139                                        NULL,
 140                                        GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 141     break;
 142   case GNUNET_FS_STATUS_PUBLISH_START:
 143     GNUNET_assert (0 == strcmp ("publish-context", event->value.publish.cctx));
 144     GNUNET_assert (NULL == event->value.publish.pctx);
 145     GNUNET_assert (FILESIZE == event->value.publish.size);
 146     GNUNET_assert (0 == event->value.publish.completed);
 147     GNUNET_assert (1 == event->value.publish.anonymity);
 148     break;
 149   case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 150     GNUNET_assert (publish == event->value.publish.pc);
 151     GNUNET_assert (FILESIZE == event->value.publish.size);
 152     GNUNET_assert (1 == event->value.publish.anonymity);
 153     GNUNET_FS_stop (fs);
 154     fs = NULL;
 155     break;
 156   case GNUNET_FS_STATUS_SEARCH_START:
 157     GNUNET_assert (search == NULL);
 158     GNUNET_assert (0 == strcmp ("search", event->value.search.cctx));
 159     GNUNET_assert (1 == event->value.search.anonymity);
 160     break;
 161   case GNUNET_FS_STATUS_SEARCH_RESULT_STOPPED:
 162     break;
 163   case GNUNET_FS_STATUS_SEARCH_STOPPED:
 164     GNUNET_assert (search == event->value.search.sc);
 165     GNUNET_SCHEDULER_add_continuation (&abort_publish_task,
 166                                        NULL,
 167                                        GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 168     break;
 169   default:
 170     fprintf (stderr, "Unexpected event: %d\n", event->status);
 171     break;
 172   }
 173   return NULL;
 174 }
 175
 176
 177 static void
 178 setup_peer (struct PeerContext *p, const char *cfgname)
 179 {
 180   p->cfg = GNUNET_CONFIGURATION_create ();
 181 #if START_ARM
 182   p->arm_proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
 183                                          "gnunet-service-arm",
 184 #if VERBOSE
 185                                          "-L", "DEBUG",
 186 #endif
 187                                          "-c", cfgname, NULL);
 188 #endif
 189   GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
 190 }
 191
 192
 193 static void
 194 stop_arm (struct PeerContext *p)
 195 {
 196 #if START_ARM
 197   if (NULL != p->arm_proc)
 198   {
 199     if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
 200       GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
 201     if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
 202       GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
 203     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 204                 "ARM process %u stopped\n",
 205                 GNUNET_OS_process_get_pid (p->arm_proc));
 206     GNUNET_OS_process_close (p->arm_proc);
 207     p->arm_proc = NULL;
 208   }
 209 #endif
 210   GNUNET_CONFIGURATION_destroy (p->cfg);
 211 }
 212
 213
 214 static void
 215 run (void *cls,
 216      char *const *args,
 217      const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
 218 {
 219   const char *keywords[] = {
 220     "down_foo",
 221     "down_bar"
 222   };
 223   char *buf;
 224   struct GNUNET_CONTAINER_MetaData *meta;
 225   struct GNUNET_FS_Uri *kuri;
 226   struct GNUNET_FS_BlockOptions bo;
 227   struct GNUNET_FS_FileInformation *fi;
 228   size_t i;
 229
 230   setup_peer (&p1, "test_fs_search_data.conf");
 231   fs = GNUNET_FS_start (cfg,
 232                         "test-fs-search",
 233                         &progress_cb,
 234                         NULL, GNUNET_FS_FLAGS_NONE, GNUNET_FS_OPTIONS_END);
 235   GNUNET_assert (NULL != fs);
 236   buf = GNUNET_malloc (FILESIZE);
 237   for (i = 0; i < FILESIZE; i++)
 238     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 239   meta = GNUNET_CONTAINER_meta_data_create ();
 240   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 241   bo.content_priority = 42;
 242   bo.anonymity_level = 1;
 243   bo.replication_level = 0;
 244   bo.expiration_time = GNUNET_TIME_relative_to_absolute (LIFETIME);
 245   fi = GNUNET_FS_file_information_create_from_data (fs,
 246                                                     "publish-context",
 247                                                     FILESIZE,
 248                                                     buf,
 249                                                     kuri, meta, GNUNET_NO, &bo);
 250   GNUNET_FS_uri_destroy (kuri);
 251   GNUNET_CONTAINER_meta_data_destroy (meta);
 252   GNUNET_assert (NULL != fi);
 253   start = GNUNET_TIME_absolute_get ();
 254   publish = GNUNET_FS_publish_start (fs,
 255                                      fi,
 256                                      NULL, NULL, NULL,
 257                                      GNUNET_FS_PUBLISH_OPTION_NONE);
 258   GNUNET_assert (publish != NULL);
 259 }
 260
 261
 262 int
 263 main (int argc, char *argv[])
 264 {
 265   char *const argvx[] = {
 266     "test-fs-search",
 267     "-c",
 268     "test_fs_search_data.conf",
 269 #if VERBOSE
 270     "-L", "DEBUG",
 271 #endif
 272     NULL
 273   };
 274   struct GNUNET_GETOPT_CommandLineOption options[] = {
 275     GNUNET_GETOPT_OPTION_END
 276   };
 277
 278   GNUNET_log_setup ("test_fs_search",
 279 #if VERBOSE
 280                     "DEBUG",
 281 #else
 282                     "WARNING",
 283 #endif
 284                     NULL);
 285   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
 286                       argvx, "test-fs-search", "nohelp", options, &run, NULL);
 287   stop_arm (&p1);
 288   GNUNET_DISK_directory_remove ("/tmp/gnunet-test-fs-search/");
 289   return 0;
 290 }
 291
 292 /* end of test_fs_search.c */