src/fs/test_fs_download.c

   1 /*
   2      This file is part of GNUnet.
   3      Copyright (C) 2004, 2005, 2006, 2008, 2009, 2011, 2012 GNUnet e.V.
   4
   5      GNUnet is free software: you can redistribute it and/or modify it
   6      under the terms of the GNU Affero General Public License as published
   7      by the Free Software Foundation, either version 3 of the License,
   8      or (at your 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      Affero General Public License for more details.
  14
  15      You should have received a copy of the GNU Affero General Public License
  16      along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17 */
  18
  19 /**
  20  * @file fs/test_fs_download.c
  21  * @brief simple testcase for simple publish + download operation
  22  * @author Christian Grothoff
  23  */
  24
  25 #include "platform.h"
  26 #include "gnunet_util_lib.h"
  27 #include "gnunet_fs_service.h"
  28 #include "gnunet_testing_lib.h"
  29 #include <gauger.h>
  30
  31 /**
  32  * File-size we use for testing.
  33  */
  34 #define FILESIZE (1024 * 1024 * 2)
  35
  36 /**
  37  * How long until we give up on transmitting the message?
  38  */
  39 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 120)
  40
  41 /**
  42  * How long should our test-content live?
  43  */
  44 #define LIFETIME GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MINUTES, 15)
  45
  46 static unsigned int anonymity_level;
  47
  48 static int indexed;
  49
  50 static struct GNUNET_TIME_Absolute start;
  51
  52 static struct GNUNET_FS_Handle *fs;
  53
  54 static struct GNUNET_FS_DownloadContext *download;
  55
  56 static struct GNUNET_FS_PublishContext *publish;
  57
  58 static struct GNUNET_SCHEDULER_Task * timeout_kill;
  59
  60 static char *fn;
  61
  62 static char *fn1;
  63
  64 static int err;
  65
  66
  67 static void
  68 timeout_kill_task (void *cls)
  69 {
  70   if (NULL != download)
  71   {
  72     GNUNET_FS_download_stop (download, GNUNET_YES);
  73     download = NULL;
  74   }
  75   else if (NULL != publish)
  76   {
  77     GNUNET_FS_publish_stop (publish);
  78     publish = NULL;
  79   }
  80   GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Timeout downloading file\n");
  81   timeout_kill = NULL;
  82   err = 1;
  83 }
  84
  85
  86 static void
  87 abort_publish_task (void *cls)
  88 {
  89   if (NULL != publish)
  90   {
  91     GNUNET_FS_publish_stop (publish);
  92     publish = NULL;
  93   }
  94 }
  95
  96
  97 static void
  98 stop_fs_task (void *cls)
  99 {
 100   GNUNET_FS_stop (fs);
 101   fs = NULL;
 102 }
 103
 104
 105 static void
 106 abort_download_task (void *cls)
 107 {
 108   uint64_t size;
 109
 110   if (NULL != download)
 111   {
 112     GNUNET_FS_download_stop (download, GNUNET_YES);
 113     download = NULL;
 114   }
 115   GNUNET_assert (GNUNET_OK == GNUNET_DISK_file_size (fn, &size, GNUNET_YES, GNUNET_NO));
 116   GNUNET_assert (size == FILESIZE);
 117   GNUNET_DISK_directory_remove (fn);
 118   GNUNET_free (fn);
 119   fn = NULL;
 120   GNUNET_SCHEDULER_cancel (timeout_kill);
 121   timeout_kill = NULL;
 122 }
 123
 124
 125 static void *
 126 progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event)
 127 {
 128
 129   switch (event->status)
 130   {
 131   case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 132     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 133                 "Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 134                 (unsigned long long) event->value.publish.completed,
 135                 (unsigned long long) event->value.publish.size,
 136                 event->value.publish.specifics.progress.depth,
 137                 (unsigned long long) event->value.publish.specifics.
 138                 progress.offset);
 139     break;
 140   case GNUNET_FS_STATUS_PUBLISH_PROGRESS_DIRECTORY:
 141     break;
 142   case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 143     fprintf (stdout,
 144              "Publishing complete, %llu kb/s.\n",
 145              (unsigned long long) (FILESIZE * 1000000LL /
 146                                    (1 +
 147                                     GNUNET_TIME_absolute_get_duration
 148                                     (start).rel_value_us) / 1024LL));
 149     GAUGER ("FS",
 150             (GNUNET_YES == indexed)
 151             ? "Publishing speed (indexing)"
 152              : "Publishing speed (insertion)",
 153             (unsigned long long) (FILESIZE * 1000000LL /
 154                                   (1 +
 155                                    GNUNET_TIME_absolute_get_duration
 156                                    (start).rel_value_us) / 1024LL), "kb/s");
 157     fn = GNUNET_DISK_mktemp ("gnunet-download-test-dst");
 158     start = GNUNET_TIME_absolute_get ();
 159     download =
 160         GNUNET_FS_download_start (fs,
 161                                   event->value.publish.specifics.
 162                                   completed.chk_uri, NULL, fn, NULL, 0,
 163                                   FILESIZE, anonymity_level,
 164                                   GNUNET_FS_DOWNLOAD_OPTION_NONE,
 165                                   "download", NULL);
 166     GNUNET_assert (download != NULL);
 167     break;
 168   case GNUNET_FS_STATUS_DOWNLOAD_COMPLETED:
 169     fprintf (stdout,
 170              "Download complete,  %llu kb/s.\n",
 171              (unsigned long long) (FILESIZE * 1000000LL /
 172                                    (1 +
 173                                     GNUNET_TIME_absolute_get_duration
 174                                     (start).rel_value_us) / 1024LL));
 175     GAUGER ("FS",
 176             (GNUNET_YES == indexed)
 177             ? "Local download speed (indexed)"
 178             : "Local download speed (inserted)",
 179             (unsigned long long) (FILESIZE * 1000000LL /
 180                                   (1 +
 181                                    GNUNET_TIME_absolute_get_duration
 182                                    (start).rel_value_us) / 1024LL), "kb/s");
 183     GNUNET_SCHEDULER_add_now (&abort_download_task, NULL);
 184     break;
 185   case GNUNET_FS_STATUS_DOWNLOAD_PROGRESS:
 186     GNUNET_assert (download == event->value.download.dc);
 187     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 188                 "Download is progressing (%llu/%llu at level %u off %llu)...\n",
 189                 (unsigned long long) event->value.download.completed,
 190                 (unsigned long long) event->value.download.size,
 191                 event->value.download.specifics.progress.depth,
 192                 (unsigned long long) event->value.download.specifics.
 193                 progress.offset);
 194     break;
 195   case GNUNET_FS_STATUS_PUBLISH_ERROR:
 196     FPRINTF (stderr, "Error publishing file: %s\n",
 197              event->value.publish.specifics.error.message);
 198     GNUNET_break (0);
 199     GNUNET_SCHEDULER_add_now (&abort_publish_task, NULL);
 200     GNUNET_SCHEDULER_shutdown ();
 201     break;
 202   case GNUNET_FS_STATUS_DOWNLOAD_ERROR:
 203     FPRINTF (stderr, "Error downloading file: %s\n",
 204              event->value.download.specifics.error.message);
 205     GNUNET_SCHEDULER_add_now (&abort_download_task, NULL);
 206     GNUNET_SCHEDULER_shutdown ();
 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_now (&abort_publish_task, NULL);
 236     break;
 237   default:
 238     printf ("Unexpected event: %d\n", event->status);
 239     break;
 240   }
 241   return NULL;
 242 }
 243
 244
 245 static void
 246 run (void *cls,
 247      const struct GNUNET_CONFIGURATION_Handle *cfg,
 248      struct GNUNET_TESTING_Peer *peer)
 249 {
 250   const char *binary_name = cls;
 251   const char *keywords[] = {
 252     "down_foo",
 253     "down_bar",
 254   };
 255   char *buf;
 256   struct GNUNET_CONTAINER_MetaData *meta;
 257   struct GNUNET_FS_Uri *kuri;
 258   struct GNUNET_FS_FileInformation *fi;
 259   size_t i;
 260   struct GNUNET_FS_BlockOptions bo;
 261
 262   if (GNUNET_YES ==
 263       GNUNET_CONFIGURATION_get_value_yesno (cfg,
 264                                             "download-test",
 265                                             "USE_STREAM"))
 266     anonymity_level = 0;
 267   else
 268     anonymity_level = 1;
 269   fs = GNUNET_FS_start (cfg, binary_name, &progress_cb, NULL,
 270                         GNUNET_FS_FLAGS_NONE, GNUNET_FS_OPTIONS_END);
 271   GNUNET_assert (NULL != fs);
 272   buf = GNUNET_malloc (FILESIZE);
 273   for (i = 0; i < FILESIZE; i++)
 274     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 275   meta = GNUNET_CONTAINER_meta_data_create ();
 276   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 277   bo.content_priority = 42;
 278   bo.anonymity_level = anonymity_level;
 279   bo.replication_level = 0;
 280   bo.expiration_time = GNUNET_TIME_relative_to_absolute (LIFETIME);
 281
 282   if (GNUNET_YES ==
 283       GNUNET_CONFIGURATION_get_value_yesno (cfg,
 284                                             "download-test",
 285                                             "USE_INDEX"))
 286   {
 287     fn1 = GNUNET_DISK_mktemp ("gnunet-download-indexed-test");
 288     GNUNET_assert (FILESIZE ==
 289                    GNUNET_DISK_fn_write (fn1, buf, FILESIZE,
 290                                          GNUNET_DISK_PERM_USER_READ |
 291                                          GNUNET_DISK_PERM_USER_WRITE));
 292     GNUNET_free (buf);
 293     fi = GNUNET_FS_file_information_create_from_file (fs, "publish-context", fn1,
 294                                                       kuri, meta, GNUNET_YES,
 295                                                       &bo);
 296     indexed = GNUNET_YES;
 297   }
 298   else
 299   {
 300     fi = GNUNET_FS_file_information_create_from_data (fs, "publish-context",
 301                                                       FILESIZE, buf, kuri, meta,
 302                                                       GNUNET_NO, &bo);
 303     /* note: buf will be free'd as part of 'fi' now */
 304     indexed = GNUNET_NO;
 305   }
 306   GNUNET_FS_uri_destroy (kuri);
 307   GNUNET_CONTAINER_meta_data_destroy (meta);
 308   GNUNET_assert (NULL != fi);
 309   timeout_kill =
 310       GNUNET_SCHEDULER_add_delayed (TIMEOUT, &timeout_kill_task, NULL);
 311   start = GNUNET_TIME_absolute_get ();
 312   publish =
 313       GNUNET_FS_publish_start (fs, fi, NULL, NULL, NULL,
 314                                GNUNET_FS_PUBLISH_OPTION_NONE);
 315   GNUNET_assert (publish != NULL);
 316 }
 317
 318
 319 int
 320 main (int argc, char *argv[])
 321 {
 322   const char *binary_name;
 323   const char *config_name;
 324
 325   binary_name = "test-fs-download";
 326   config_name = "test_fs_download_data.conf";
 327   if (NULL != strstr (argv[0], "indexed"))
 328   {
 329     binary_name = "test-fs-download-indexed";
 330     config_name = "test_fs_download_indexed.conf";
 331   }
 332   if (NULL != strstr (argv[0], "cadet"))
 333   {
 334     binary_name = "test-fs-download-cadet";
 335     config_name = "test_fs_download_cadet.conf";
 336   }
 337   if (0 != GNUNET_TESTING_peer_run (binary_name,
 338                                     config_name,
 339                                     &run, (void *) binary_name))
 340     return 1;
 341   if (NULL != fn1)
 342   {
 343     UNLINK (fn1);
 344     GNUNET_free (fn1);
 345   }
 346   return err;
 347 }
 348
 349 /* end of test_fs_download.c */