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       GNUNET_FS_uri_destroy (kuri);
 119       GNUNET_assert (search != NULL);
 120       break;
 121     case GNUNET_FS_STATUS_SEARCH_RESULT:
 122 #if VERBOSE
 123       printf ("Search complete.\n");
 124 #endif
 125       GNUNET_SCHEDULER_add_continuation (sched,
 126                                          GNUNET_NO,
 127                                          &abort_search_task,
 128                                          NULL,
 129                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 130       break;
 131     case GNUNET_FS_STATUS_PUBLISH_ERROR:
 132       fprintf (stderr,
 133                "Error publishing file: %s\n",
 134                event->value.publish.specifics.error.message);
 135       GNUNET_break (0);
 136       GNUNET_SCHEDULER_add_continuation (sched,
 137                                          GNUNET_NO,
 138                                          &abort_publish_task,
 139                                          NULL,
 140                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 141       break;
 142     case GNUNET_FS_STATUS_SEARCH_ERROR:
 143       fprintf (stderr,
 144                "Error searching file: %s\n",
 145                event->value.search.specifics.error.message);
 146       GNUNET_SCHEDULER_add_continuation (sched,
 147                                          GNUNET_NO,
 148                                          &abort_search_task,
 149                                          NULL,
 150                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 151       break;
 152     case GNUNET_FS_STATUS_PUBLISH_START:
 153       GNUNET_assert (0 == strcmp ("publish-context", event->value.publish.cctx));
 154       GNUNET_assert (NULL == event->value.publish.pctx);
 155       GNUNET_assert (FILESIZE == event->value.publish.size);
 156       GNUNET_assert (0 == event->value.publish.completed);
 157       GNUNET_assert (1 == event->value.publish.anonymity);
 158       break;
 159     case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 160       GNUNET_assert (publish == event->value.publish.sc);
 161       GNUNET_assert (FILESIZE == event->value.publish.size);
 162       GNUNET_assert (1 == event->value.publish.anonymity);
 163       GNUNET_FS_stop (fs);
 164       fs = NULL;
 165       break;
 166     case GNUNET_FS_STATUS_SEARCH_START:
 167       GNUNET_assert (search == NULL);
 168       //  GNUNET_assert (0 == strcmp ("search", event->value.search.cctx));
 169       GNUNET_assert (1 == event->value.search.anonymity);
 170       break;
 171     case GNUNET_FS_STATUS_SEARCH_RESULT_STOPPED:
 172       break;
 173     case GNUNET_FS_STATUS_SEARCH_STOPPED:
 174       GNUNET_assert (search == event->value.search.sc);
 175       GNUNET_SCHEDULER_add_continuation (sched,
 176                                          GNUNET_NO,
 177                                          &abort_publish_task,
 178                                          NULL,
 179                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 180       break;
 181     default:
 182       fprintf (stderr,
 183                "Unexpected event: %d\n",
 184                event->status);
 185       break;
 186     }
 187   return NULL;
 188 }
 189
 190
 191 static void
 192 setup_peer (struct PeerContext *p, const char *cfgname)
 193 {
 194   p->cfg = GNUNET_CONFIGURATION_create ();
 195 #if START_ARM
 196   p->arm_pid = GNUNET_OS_start_process ("gnunet-service-arm",
 197                                         "gnunet-service-arm",
 198 #if VERBOSE
 199                                         "-L", "DEBUG",
 200 #endif
 201                                         "-c", cfgname, NULL);
 202   sleep (1);                    /* allow ARM to start */
 203 #endif
 204   GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
 205   GNUNET_ARM_start_services (p->cfg, sched, "core", NULL);
 206 }
 207
 208
 209 static void
 210 stop_arm (struct PeerContext *p)
 211 {
 212 #if START_ARM
 213   if (0 != PLIBC_KILL (p->arm_pid, SIGTERM))
 214     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
 215   if (GNUNET_OS_process_wait(p->arm_pid) != GNUNET_OK)
 216     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
 217   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 218               "ARM process %u stopped\n", p->arm_pid);
 219 #endif
 220   GNUNET_CONFIGURATION_destroy (p->cfg);
 221 }
 222
 223
 224 static void
 225 run (void *cls,
 226      struct GNUNET_SCHEDULER_Handle *s,
 227      char *const *args,
 228      const char *cfgfile,
 229      const struct GNUNET_CONFIGURATION_Handle *cfg)
 230 {
 231   const char *keywords[] = {
 232     "down_foo",
 233     "down_bar"
 234   };
 235   char *buf;
 236   struct GNUNET_CONTAINER_MetaData *meta;
 237   struct GNUNET_FS_Uri *kuri;
 238   struct GNUNET_FS_FileInformation *fi;
 239   size_t i;
 240
 241   sched = s;
 242   setup_peer (&p1, "test_fs_search_data.conf");
 243   fs = GNUNET_FS_start (sched,
 244                         cfg,
 245                         "test-fs-search",
 246                         &progress_cb,
 247                         NULL,
 248                         GNUNET_FS_FLAGS_NONE,
 249                         GNUNET_FS_OPTIONS_END);
 250   GNUNET_assert (NULL != fs);
 251   buf = GNUNET_malloc (FILESIZE);
 252   for (i = 0; i < FILESIZE; i++)
 253     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 254   meta = GNUNET_CONTAINER_meta_data_create ();
 255   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 256   fi = GNUNET_FS_file_information_create_from_data ("publish-context",
 257                                                     FILESIZE,
 258                                                     buf,
 259                                                     kuri,
 260                                                     meta,
 261                                                     GNUNET_NO,
 262                                                     1,
 263                                                     42,
 264                                                     GNUNET_TIME_relative_to_absolute (LIFETIME));
 265   GNUNET_FS_uri_destroy (kuri);
 266   GNUNET_CONTAINER_meta_data_destroy (meta);
 267   GNUNET_assert (NULL != fi);
 268   start = GNUNET_TIME_absolute_get ();
 269   publish = GNUNET_FS_publish_start (fs,
 270                                     fi,
 271                                     NULL, NULL, NULL,
 272                                     GNUNET_FS_PUBLISH_OPTION_NONE);
 273   GNUNET_assert (publish != NULL);
 274 }
 275
 276
 277 int
 278 main (int argc, char *argv[])
 279 {
 280   char *const argvx[] = {
 281     "test-fs-search",
 282     "-c",
 283     "test_fs_search_data.conf",
 284 #if VERBOSE
 285     "-L", "DEBUG",
 286 #endif
 287     NULL
 288   };
 289   struct GNUNET_GETOPT_CommandLineOption options[] = {
 290     GNUNET_GETOPT_OPTION_END
 291   };
 292
 293   GNUNET_log_setup ("test_fs_search",
 294 #if VERBOSE
 295                     "DEBUG",
 296 #else
 297                     "WARNING",
 298 #endif
 299                     NULL);
 300   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
 301                       argvx, "test-fs-search",
 302                       "nohelp", options, &run, NULL);
 303   stop_arm (&p1);
 304   GNUNET_DISK_directory_remove ("/tmp/gnunet-test-fs-search/");
 305   return 0;
 306 }
 307
 308 /* end of test_fs_search.c */