src/fs/test_fs_download_indexed.c

   1 /*
   2      This file is part of GNUnet.
   3      (C) 2004, 2005, 2006, 2008, 2009, 2011 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_download_indexed.c
  23  * @brief simple testcase for downloading of indexed file
  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 #include <gauger.h>
  32
  33 #define VERBOSE GNUNET_NO
  34
  35 #define START_ARM GNUNET_YES
  36
  37 /**
  38  * File-size we use for testing.
  39  */
  40 #define FILESIZE (1024 * 1024 * 2)
  41
  42 /**
  43  * How long until we give up on transmitting the message?
  44  */
  45 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
  46
  47 /**
  48  * How long should our test-content live?
  49  */
  50 #define LIFETIME GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MINUTES, 15)
  51
  52 struct PeerContext
  53 {
  54   struct GNUNET_CONFIGURATION_Handle *cfg;
  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_DownloadContext *download;
  67
  68 static struct GNUNET_FS_PublishContext *publish;
  69
  70 static GNUNET_SCHEDULER_TaskIdentifier timeout_kill;
  71
  72 static char *fn;
  73
  74 static char *fn1;
  75
  76 static int err;
  77
  78 static void
  79 timeout_kill_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  80 {
  81   if (download != NULL)
  82   {
  83     GNUNET_FS_download_stop (download, GNUNET_YES);
  84     download = NULL;
  85   }
  86   else if (publish != NULL)
  87   {
  88     GNUNET_FS_publish_stop (publish);
  89     publish = NULL;
  90   }
  91   timeout_kill = GNUNET_SCHEDULER_NO_TASK;
  92   err = 1;
  93 }
  94
  95 static void
  96 abort_publish_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  97 {
  98   if (publish != NULL)
  99   {
 100     GNUNET_FS_publish_stop (publish);
 101     publish = NULL;
 102   }
 103 }
 104
 105 static void
 106 stop_fs_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 107 {
 108   GNUNET_FS_stop (fs);
 109   fs = NULL;
 110 }
 111
 112 static void
 113 abort_download_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 114 {
 115   uint64_t size;
 116
 117   if (download != NULL)
 118   {
 119     GNUNET_FS_download_stop (download, GNUNET_YES);
 120     download = NULL;
 121   }
 122   GNUNET_assert (GNUNET_OK == GNUNET_DISK_file_size (fn, &size, GNUNET_YES));
 123   GNUNET_assert (size == FILESIZE);
 124   GNUNET_DISK_directory_remove (fn);
 125   GNUNET_free (fn);
 126   fn = NULL;
 127   GNUNET_SCHEDULER_cancel (timeout_kill);
 128   timeout_kill = GNUNET_SCHEDULER_NO_TASK;
 129 }
 130
 131
 132 static void *
 133 progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event)
 134 {
 135
 136   switch (event->status)
 137   {
 138   case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 139 #if VERBOSE
 140     printf ("Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 141             (unsigned long long) event->value.publish.completed,
 142             (unsigned long long) event->value.publish.size,
 143             event->value.publish.specifics.progress.depth,
 144             (unsigned long long) event->value.publish.specifics.
 145             progress.offset);
 146 #endif
 147     break;
 148   case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 149     printf ("Publishing complete, %llu kbps.\n",
 150             (unsigned long long) (FILESIZE * 1000LL /
 151                                   (1 +
 152                                    GNUNET_TIME_absolute_get_duration
 153                                    (start).rel_value) / 1024LL));
 154     GAUGER ("FS", "Publishing speed (indexing)",
 155             (unsigned long long) (FILESIZE * 1000LL /
 156                                   (1 +
 157                                    GNUNET_TIME_absolute_get_duration
 158                                    (start).rel_value) / 1024LL), "kb/s");
 159     fn = GNUNET_DISK_mktemp ("gnunet-download-test-dst");
 160     start = GNUNET_TIME_absolute_get ();
 161     download = GNUNET_FS_download_start (fs,
 162                                          event->value.publish.
 163                                          specifics.completed.chk_uri, NULL, fn,
 164                                          NULL, 0, FILESIZE, 1,
 165                                          GNUNET_FS_DOWNLOAD_OPTION_NONE,
 166                                          "download", NULL);
 167     GNUNET_assert (download != NULL);
 168     break;
 169   case GNUNET_FS_STATUS_DOWNLOAD_COMPLETED:
 170     printf ("Download complete,  %llu kbps.\n",
 171             (unsigned long long) (FILESIZE * 1000LL /
 172                                   (1 +
 173                                    GNUNET_TIME_absolute_get_duration
 174                                    (start).rel_value) / 1024LL));
 175     GAUGER ("FS", "Local download speed (indexed)",
 176             (unsigned long long) (FILESIZE * 1000LL /
 177                                   (1 +
 178                                    GNUNET_TIME_absolute_get_duration
 179                                    (start).rel_value) / 1024LL), "kb/s");
 180     GNUNET_SCHEDULER_add_now (&abort_download_task, NULL);
 181     break;
 182   case GNUNET_FS_STATUS_DOWNLOAD_PROGRESS:
 183     GNUNET_assert (download == event->value.download.dc);
 184 #if VERBOSE
 185     printf ("Download is progressing (%llu/%llu at level %u off %llu)...\n",
 186             (unsigned long long) event->value.download.completed,
 187             (unsigned long long) event->value.download.size,
 188             event->value.download.specifics.progress.depth,
 189             (unsigned long long) event->value.download.specifics.
 190             progress.offset);
 191 #endif
 192     break;
 193   case GNUNET_FS_STATUS_PUBLISH_ERROR:
 194     fprintf (stderr,
 195              "Error publishing file: %s\n",
 196              event->value.publish.specifics.error.message);
 197     GNUNET_break (0);
 198     GNUNET_SCHEDULER_add_continuation (&abort_publish_task,
 199                                        NULL,
 200                                        GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 201     break;
 202   case GNUNET_FS_STATUS_DOWNLOAD_ERROR:
 203     fprintf (stderr,
 204              "Error downloading file: %s\n",
 205              event->value.download.specifics.error.message);
 206     GNUNET_SCHEDULER_add_now (&abort_download_task, NULL);
 207     break;
 208   case GNUNET_FS_STATUS_DOWNLOAD_ACTIVE:
 209   case GNUNET_FS_STATUS_DOWNLOAD_INACTIVE:
 210     break;
 211   case GNUNET_FS_STATUS_PUBLISH_START:
 212     GNUNET_assert (0 == strcmp ("publish-context", event->value.publish.cctx));
 213     GNUNET_assert (NULL == event->value.publish.pctx);
 214     GNUNET_assert (FILESIZE == event->value.publish.size);
 215     GNUNET_assert (0 == event->value.publish.completed);
 216     GNUNET_assert (1 == event->value.publish.anonymity);
 217     break;
 218   case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 219     GNUNET_assert (publish == event->value.publish.pc);
 220     GNUNET_assert (FILESIZE == event->value.publish.size);
 221     GNUNET_assert (1 == event->value.publish.anonymity);
 222     GNUNET_SCHEDULER_add_now (&stop_fs_task, NULL);
 223     break;
 224   case GNUNET_FS_STATUS_DOWNLOAD_START:
 225     GNUNET_assert (0 == strcmp ("download", event->value.download.cctx));
 226     GNUNET_assert (NULL == event->value.download.pctx);
 227     GNUNET_assert (NULL != event->value.download.uri);
 228     GNUNET_assert (0 == strcmp (fn, event->value.download.filename));
 229     GNUNET_assert (FILESIZE == event->value.download.size);
 230     GNUNET_assert (0 == event->value.download.completed);
 231     GNUNET_assert (1 == event->value.download.anonymity);
 232     break;
 233   case GNUNET_FS_STATUS_DOWNLOAD_STOPPED:
 234     GNUNET_assert (download == event->value.download.dc);
 235     GNUNET_SCHEDULER_add_continuation (&abort_publish_task,
 236                                        NULL,
 237                                        GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 238     break;
 239   default:
 240     printf ("Unexpected event: %d\n", event->status);
 241     break;
 242   }
 243   return NULL;
 244 }
 245
 246
 247 static void
 248 setup_peer (struct PeerContext *p, const char *cfgname)
 249 {
 250   p->cfg = GNUNET_CONFIGURATION_create ();
 251 #if START_ARM
 252   p->arm_proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
 253                                          "gnunet-service-arm",
 254 #if VERBOSE
 255                                          "-L", "DEBUG",
 256 #endif
 257                                          "-c", cfgname, NULL);
 258 #endif
 259   GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
 260 }
 261
 262
 263 static void
 264 stop_arm (struct PeerContext *p)
 265 {
 266 #if START_ARM
 267   if (NULL != p->arm_proc)
 268   {
 269     if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
 270       GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
 271     if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
 272       GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
 273     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 274                 "ARM process %u stopped\n",
 275                 GNUNET_OS_process_get_pid (p->arm_proc));
 276     GNUNET_OS_process_close (p->arm_proc);
 277     p->arm_proc = NULL;
 278   }
 279 #endif
 280   GNUNET_CONFIGURATION_destroy (p->cfg);
 281 }
 282
 283
 284 static void
 285 run (void *cls,
 286      char *const *args,
 287      const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *cfg)
 288 {
 289   const char *keywords[] = {
 290     "down_foo",
 291     "down_bar",
 292   };
 293   char *buf;
 294   struct GNUNET_CONTAINER_MetaData *meta;
 295   struct GNUNET_FS_Uri *kuri;
 296   struct GNUNET_FS_FileInformation *fi;
 297   struct GNUNET_FS_BlockOptions bo;
 298   size_t i;
 299
 300   setup_peer (&p1, "test_fs_download_data.conf");
 301   fs = GNUNET_FS_start (cfg,
 302                         "test-fs-download-indexed",
 303                         &progress_cb,
 304                         NULL, GNUNET_FS_FLAGS_NONE, GNUNET_FS_OPTIONS_END);
 305   GNUNET_assert (NULL != fs);
 306
 307   fn1 = GNUNET_DISK_mktemp ("gnunet-download-indexed-test");
 308   buf = GNUNET_malloc (FILESIZE);
 309   for (i = 0; i < FILESIZE; i++)
 310     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 311   GNUNET_assert (FILESIZE ==
 312                  GNUNET_DISK_fn_write (fn1,
 313                                        buf,
 314                                        FILESIZE,
 315                                        GNUNET_DISK_PERM_USER_READ |
 316                                        GNUNET_DISK_PERM_USER_WRITE));
 317   GNUNET_free (buf);
 318   meta = GNUNET_CONTAINER_meta_data_create ();
 319   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 320   bo.content_priority = 42;
 321   bo.anonymity_level = 1;
 322   bo.replication_level = 0;
 323   bo.expiration_time = GNUNET_TIME_relative_to_absolute (LIFETIME);
 324   fi = GNUNET_FS_file_information_create_from_file (fs,
 325                                                     "publish-context",
 326                                                     fn1,
 327                                                     kuri,
 328                                                     meta, GNUNET_YES, &bo);
 329   GNUNET_FS_uri_destroy (kuri);
 330   GNUNET_CONTAINER_meta_data_destroy (meta);
 331   GNUNET_assert (NULL != fi);
 332   timeout_kill = GNUNET_SCHEDULER_add_delayed (TIMEOUT,
 333                                                &timeout_kill_task, NULL);
 334   start = GNUNET_TIME_absolute_get ();
 335   publish = GNUNET_FS_publish_start (fs,
 336                                      fi,
 337                                      NULL, NULL, NULL,
 338                                      GNUNET_FS_PUBLISH_OPTION_NONE);
 339   GNUNET_assert (publish != NULL);
 340 }
 341
 342
 343 int
 344 main (int argc, char *argv[])
 345 {
 346   char *const argvx[] = {
 347     "test-fs-download-indexed",
 348     "-c",
 349     "test_fs_download_data.conf",
 350 #if VERBOSE
 351     "-L", "DEBUG",
 352 #endif
 353     NULL
 354   };
 355   struct GNUNET_GETOPT_CommandLineOption options[] = {
 356     GNUNET_GETOPT_OPTION_END
 357   };
 358
 359   GNUNET_log_setup ("test_fs_download_indexed",
 360 #if VERBOSE
 361                     "DEBUG",
 362 #else
 363                     "WARNING",
 364 #endif
 365                     NULL);
 366   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
 367                       argvx, "test-fs-download-indexed",
 368                       "nohelp", options, &run, NULL);
 369   stop_arm (&p1);
 370   if (fn1 != NULL)
 371   {
 372     GNUNET_DISK_directory_remove (fn1);
 373     GNUNET_free (fn1);
 374   }
 375   if (fn != NULL)
 376   {
 377     GNUNET_DISK_directory_remove (fn);
 378     GNUNET_free (fn);
 379   }
 380   GNUNET_DISK_directory_remove ("/tmp/gnunet-test-fs-download/");
 381   return err;
 382 }
 383
 384 /* end of test_fs_download_indexed.c */