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