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_YES
  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   GNUNET_FS_search_stop (search);
  87   search = NULL;
  88 }
  89
  90
  91 static void *
  92 progress_cb (void *cls,
  93              const struct GNUNET_FS_ProgressInfo *event)
  94 {
  95   const char *keywords[] = {
  96     "down_foo"
  97   };
  98   struct GNUNET_FS_Uri *kuri;
  99
 100   switch (event->status)
 101     {
 102     case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 103 #if VERBOSE
 104       printf ("Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 105               (unsigned long long) event->value.publish.completed,
 106               (unsigned long long) event->value.publish.size,
 107               event->value.publish.specifics.progress.depth,
 108               (unsigned long long) event->value.publish.specifics.progress.offset);
 109 #endif
 110       break;
 111     case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 112       kuri = GNUNET_FS_uri_ksk_create_from_args (1, keywords);
 113       start = GNUNET_TIME_absolute_get ();
 114       search = GNUNET_FS_search_start (fs,
 115                                        kuri,
 116                                        1);
 117       GNUNET_FS_uri_destroy (kuri);
 118       GNUNET_assert (search != NULL);
 119       break;
 120     case GNUNET_FS_STATUS_SEARCH_RESULT:
 121       printf ("Search complete.\n");
 122       GNUNET_SCHEDULER_add_continuation (sched,
 123                                          GNUNET_NO,
 124                                          &abort_search_task,
 125                                          NULL,
 126                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 127       break;
 128     case GNUNET_FS_STATUS_PUBLISH_ERROR:
 129       fprintf (stderr,
 130                "Error publishing file: %s\n",
 131                event->value.publish.specifics.error.message);
 132       GNUNET_break (0);
 133       GNUNET_SCHEDULER_add_continuation (sched,
 134                                          GNUNET_NO,
 135                                          &abort_publish_task,
 136                                          NULL,
 137                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 138       break;
 139     case GNUNET_FS_STATUS_SEARCH_ERROR:
 140       fprintf (stderr,
 141                "Error searching file: %s\n",
 142                event->value.search.specifics.error.message);
 143       GNUNET_SCHEDULER_add_continuation (sched,
 144                                          GNUNET_NO,
 145                                          &abort_search_task,
 146                                          NULL,
 147                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 148       break;
 149     case GNUNET_FS_STATUS_PUBLISH_START:
 150       GNUNET_assert (0 == strcmp ("publish-context", event->value.publish.cctx));
 151       GNUNET_assert (NULL == event->value.publish.pctx);
 152       GNUNET_assert (FILESIZE == event->value.publish.size);
 153       GNUNET_assert (0 == event->value.publish.completed);
 154       GNUNET_assert (1 == event->value.publish.anonymity);
 155       break;
 156     case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 157       GNUNET_assert (publish == event->value.publish.sc);
 158       GNUNET_assert (FILESIZE == event->value.publish.size);
 159       GNUNET_assert (1 == event->value.publish.anonymity);
 160       GNUNET_FS_stop (fs);
 161       fs = NULL;
 162       break;
 163     case GNUNET_FS_STATUS_SEARCH_START:
 164       GNUNET_assert (search == NULL);
 165       //  GNUNET_assert (0 == strcmp ("search", event->value.search.cctx));
 166       GNUNET_assert (1 == event->value.search.anonymity);
 167       break;
 168     case GNUNET_FS_STATUS_SEARCH_STOPPED:
 169       GNUNET_assert (search == event->value.search.sc);
 170       GNUNET_SCHEDULER_add_continuation (sched,
 171                                          GNUNET_NO,
 172                                          &abort_publish_task,
 173                                          NULL,
 174                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 175       break;
 176     default:
 177       printf ("Unexpected event: %d\n",
 178               event->status);
 179       break;
 180     }
 181   return NULL;
 182 }
 183
 184
 185 static void
 186 setup_peer (struct PeerContext *p, const char *cfgname)
 187 {
 188   p->cfg = GNUNET_CONFIGURATION_create ();
 189 #if START_ARM
 190   p->arm_pid = GNUNET_OS_start_process ("gnunet-service-arm",
 191                                         "gnunet-service-arm",
 192 #if VERBOSE
 193                                         "-L", "DEBUG",
 194 #endif
 195                                         "-c", cfgname, NULL);
 196   sleep (1);                    /* allow ARM to start */
 197 #endif
 198   GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
 199   GNUNET_ARM_start_services (p->cfg, sched, "core", NULL);
 200 }
 201
 202
 203 static void
 204 stop_arm (struct PeerContext *p)
 205 {
 206 #if START_ARM
 207   if (0 != PLIBC_KILL (p->arm_pid, SIGTERM))
 208     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
 209   if (GNUNET_OS_process_wait(p->arm_pid) != GNUNET_OK)
 210     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
 211   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 212               "ARM process %u stopped\n", p->arm_pid);
 213 #endif
 214   GNUNET_CONFIGURATION_destroy (p->cfg);
 215 }
 216
 217
 218 static void
 219 run (void *cls,
 220      struct GNUNET_SCHEDULER_Handle *s,
 221      char *const *args,
 222      const char *cfgfile,
 223      const struct GNUNET_CONFIGURATION_Handle *cfg)
 224 {
 225   const char *keywords[] = {
 226     "down_foo",
 227     "down_bar"
 228   };
 229   char *buf;
 230   struct GNUNET_CONTAINER_MetaData *meta;
 231   struct GNUNET_FS_Uri *kuri;
 232   struct GNUNET_FS_FileInformation *fi;
 233   size_t i;
 234
 235   sched = s;
 236   setup_peer (&p1, "test_fs_search_data.conf");
 237   fs = GNUNET_FS_start (sched,
 238                         cfg,
 239                         "test-fs-search",
 240                         &progress_cb,
 241                         NULL,
 242                         GNUNET_FS_FLAGS_NONE,
 243                         GNUNET_FS_OPTIONS_END);
 244   GNUNET_assert (NULL != fs);
 245   buf = GNUNET_malloc (FILESIZE);
 246   for (i = 0; i < FILESIZE; i++)
 247     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 248   meta = GNUNET_CONTAINER_meta_data_create ();
 249   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 250   fi = GNUNET_FS_file_information_create_from_data ("publish-context",
 251                                                     FILESIZE,
 252                                                     buf,
 253                                                     kuri,
 254                                                     meta,
 255                                                     GNUNET_NO,
 256                                                     1,
 257                                                     42,
 258                                                     GNUNET_TIME_relative_to_absolute (LIFETIME));
 259   GNUNET_FS_uri_destroy (kuri);
 260   GNUNET_CONTAINER_meta_data_destroy (meta);
 261   GNUNET_assert (NULL != fi);
 262   start = GNUNET_TIME_absolute_get ();
 263   publish = GNUNET_FS_publish_start (fs,
 264                                     fi,
 265                                     NULL, NULL, NULL,
 266                                     GNUNET_FS_PUBLISH_OPTION_NONE);
 267   GNUNET_assert (publish != NULL);
 268 }
 269
 270
 271 int
 272 main (int argc, char *argv[])
 273 {
 274   char *const argvx[] = {
 275     "test-fs-search",
 276     "-c",
 277     "test_fs_search_data.conf",
 278 #if VERBOSE
 279     "-L", "DEBUG",
 280 #endif
 281     NULL
 282   };
 283   struct GNUNET_GETOPT_CommandLineOption options[] = {
 284     GNUNET_GETOPT_OPTION_END
 285   };
 286
 287   GNUNET_log_setup ("test_fs_search",
 288 #if VERBOSE
 289                     "DEBUG",
 290 #else
 291                     "WARNING",
 292 #endif
 293                     NULL);
 294   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
 295                       argvx, "test-fs-search",
 296                       "nohelp", options, &run, NULL);
 297   stop_arm (&p1);
 298   return 0;
 299 }
 300
 301 /* end of test_fs_search.c */