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,
  73                      const struct GNUNET_SCHEDULER_TaskContext *tc)
  74 {
  75   GNUNET_FS_publish_stop (publish);
  76   publish = NULL;
  77 }
  78
  79
  80 static void
  81 abort_search_task (void *cls,
  82                      const struct GNUNET_SCHEDULER_TaskContext *tc)
  83 {
  84   if (search != NULL)
  85     GNUNET_FS_search_stop (search);
  86   search = NULL;
  87 }
  88
  89
  90 static void *
  91 progress_cb (void *cls,
  92              const struct GNUNET_FS_ProgressInfo *event)
  93 {
  94   const char *keywords[] = {
  95     "down_foo"
  96   };
  97   struct GNUNET_FS_Uri *kuri;
  98
  99   switch (event->status)
 100     {
 101     case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 102 #if VERBOSE
 103       printf ("Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 104               (unsigned long long) event->value.publish.completed,
 105               (unsigned long long) event->value.publish.size,
 106               event->value.publish.specifics.progress.depth,
 107               (unsigned long long) event->value.publish.specifics.progress.offset);
 108 #endif
 109       break;
 110     case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 111       kuri = GNUNET_FS_uri_ksk_create_from_args (1, keywords);
 112       start = GNUNET_TIME_absolute_get ();
 113       search = GNUNET_FS_search_start (fs,
 114                                        kuri,
 115                                        1,
 116                                        GNUNET_FS_SEARCH_OPTION_NONE,
 117                                        "search");
 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 (&abort_search_task,
 126                                          NULL,
 127                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 128       break;
 129     case GNUNET_FS_STATUS_PUBLISH_ERROR:
 130       fprintf (stderr,
 131                "Error publishing file: %s\n",
 132                event->value.publish.specifics.error.message);
 133       GNUNET_break (0);
 134       GNUNET_SCHEDULER_add_continuation (&abort_publish_task,
 135                                          NULL,
 136                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 137       break;
 138     case GNUNET_FS_STATUS_SEARCH_ERROR:
 139       fprintf (stderr,
 140                "Error searching file: %s\n",
 141                event->value.search.specifics.error.message);
 142       GNUNET_SCHEDULER_add_continuation (&abort_search_task,
 143                                          NULL,
 144                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 145       break;
 146     case GNUNET_FS_STATUS_PUBLISH_START:
 147       GNUNET_assert (0 == strcmp ("publish-context", event->value.publish.cctx));
 148       GNUNET_assert (NULL == event->value.publish.pctx);
 149       GNUNET_assert (FILESIZE == event->value.publish.size);
 150       GNUNET_assert (0 == event->value.publish.completed);
 151       GNUNET_assert (1 == event->value.publish.anonymity);
 152       break;
 153     case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 154       GNUNET_assert (publish == event->value.publish.pc);
 155       GNUNET_assert (FILESIZE == event->value.publish.size);
 156       GNUNET_assert (1 == event->value.publish.anonymity);
 157       GNUNET_FS_stop (fs);
 158       fs = NULL;
 159       break;
 160     case GNUNET_FS_STATUS_SEARCH_START:
 161       GNUNET_assert (search == NULL);
 162       GNUNET_assert (0 == strcmp ("search", event->value.search.cctx));
 163       GNUNET_assert (1 == event->value.search.anonymity);
 164       break;
 165     case GNUNET_FS_STATUS_SEARCH_RESULT_STOPPED:
 166       break;
 167     case GNUNET_FS_STATUS_SEARCH_STOPPED:
 168       GNUNET_assert (search == event->value.search.sc);
 169       GNUNET_SCHEDULER_add_continuation (&abort_publish_task,
 170                                          NULL,
 171                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 172       break;
 173     default:
 174       fprintf (stderr,
 175                "Unexpected event: %d\n",
 176                event->status);
 177       break;
 178     }
 179   return NULL;
 180 }
 181
 182
 183 static void
 184 setup_peer (struct PeerContext *p, const char *cfgname)
 185 {
 186   p->cfg = GNUNET_CONFIGURATION_create ();
 187 #if START_ARM
 188   p->arm_proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
 189                                         "gnunet-service-arm",
 190 #if VERBOSE
 191                                         "-L", "DEBUG",
 192 #endif
 193                                         "-c", cfgname, NULL);
 194 #endif
 195   GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
 196 }
 197
 198
 199 static void
 200 stop_arm (struct PeerContext *p)
 201 {
 202 #if START_ARM
 203   if (NULL != p->arm_proc)
 204     {
 205       if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
 206         GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
 207       if (GNUNET_OS_process_wait(p->arm_proc) != GNUNET_OK)
 208         GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
 209       GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 210                   "ARM process %u stopped\n", GNUNET_OS_process_get_pid (p->arm_proc));
 211       GNUNET_OS_process_close (p->arm_proc);
 212       p->arm_proc = NULL;
 213     }
 214 #endif
 215   GNUNET_CONFIGURATION_destroy (p->cfg);
 216 }
 217
 218
 219 static void
 220 run (void *cls,
 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_BlockOptions bo;
 233   struct GNUNET_FS_FileInformation *fi;
 234   size_t i;
 235
 236   setup_peer (&p1, "test_fs_search_data.conf");
 237   fs = GNUNET_FS_start (cfg,
 238                         "test-fs-search",
 239                         &progress_cb,
 240                         NULL,
 241                         GNUNET_FS_FLAGS_NONE,
 242                         GNUNET_FS_OPTIONS_END);
 243   GNUNET_assert (NULL != fs);
 244   buf = GNUNET_malloc (FILESIZE);
 245   for (i = 0; i < FILESIZE; i++)
 246     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 247   meta = GNUNET_CONTAINER_meta_data_create ();
 248   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 249   bo.content_priority = 42;
 250   bo.anonymity_level = 1;
 251   bo.replication_level = 0;
 252   bo.expiration_time = GNUNET_TIME_relative_to_absolute (LIFETIME);
 253   fi = GNUNET_FS_file_information_create_from_data (fs,
 254                                                     "publish-context",
 255                                                     FILESIZE,
 256                                                     buf,
 257                                                     kuri,
 258                                                     meta,
 259                                                     GNUNET_NO,
 260                                                     &bo);
 261   GNUNET_FS_uri_destroy (kuri);
 262   GNUNET_CONTAINER_meta_data_destroy (meta);
 263   GNUNET_assert (NULL != fi);
 264   start = GNUNET_TIME_absolute_get ();
 265   publish = GNUNET_FS_publish_start (fs,
 266                                     fi,
 267                                     NULL, NULL, NULL,
 268                                     GNUNET_FS_PUBLISH_OPTION_NONE);
 269   GNUNET_assert (publish != NULL);
 270 }
 271
 272
 273 int
 274 main (int argc, char *argv[])
 275 {
 276   char *const argvx[] = {
 277     "test-fs-search",
 278     "-c",
 279     "test_fs_search_data.conf",
 280 #if VERBOSE
 281     "-L", "DEBUG",
 282 #endif
 283     NULL
 284   };
 285   struct GNUNET_GETOPT_CommandLineOption options[] = {
 286     GNUNET_GETOPT_OPTION_END
 287   };
 288
 289   GNUNET_log_setup ("test_fs_search",
 290 #if VERBOSE
 291                     "DEBUG",
 292 #else
 293                     "WARNING",
 294 #endif
 295                     NULL);
 296   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
 297                       argvx, "test-fs-search",
 298                       "nohelp", options, &run, NULL);
 299   stop_arm (&p1);
 300   GNUNET_DISK_directory_remove ("/tmp/gnunet-test-fs-search/");
 301   return 0;
 302 }
 303
 304 /* end of test_fs_search.c */