src/fs/test_fs_download.c

   1 /*
   2      This file is part of GNUnet.
   3      (C) 2004, 2005, 2006, 2008, 2009, 2011, 2012 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.c
  23  * @brief simple testcase for simple publish + download operation
  24  * @author Christian Grothoff
  25  */
  26
  27 #include "platform.h"
  28 #include "gnunet_util_lib.h"
  29 #include "gnunet_fs_service.h"
  30 #include "gnunet_testing_lib.h"
  31 #include <gauger.h>
  32
  33 /**
  34  * File-size we use for testing.
  35  */
  36 #define FILESIZE (1024 * 1024 * 2)
  37
  38 /**
  39  * How long until we give up on transmitting the message?
  40  */
  41 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 120)
  42
  43 /**
  44  * How long should our test-content live?
  45  */
  46 #define LIFETIME GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MINUTES, 15)
  47
  48 static unsigned int anonymity_level;
  49
  50 static int indexed;
  51
  52 static struct GNUNET_TIME_Absolute start;
  53
  54 static struct GNUNET_FS_Handle *fs;
  55
  56 static struct GNUNET_FS_DownloadContext *download;
  57
  58 static struct GNUNET_FS_PublishContext *publish;
  59
  60 static GNUNET_SCHEDULER_TaskIdentifier timeout_kill;
  61
  62 static char *fn;
  63
  64 static char *fn1;
  65
  66 static int err;
  67
  68
  69 static void
  70 timeout_kill_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  71 {
  72   if (NULL != download)
  73   {
  74     GNUNET_FS_download_stop (download, GNUNET_YES);
  75     download = NULL;
  76   }
  77   else if (NULL != publish)
  78   {
  79     GNUNET_FS_publish_stop (publish);
  80     publish = NULL;
  81   }
  82   GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Timeout downloading file\n");
  83   timeout_kill = GNUNET_SCHEDULER_NO_TASK;
  84   err = 1;
  85 }
  86
  87
  88 static void
  89 abort_publish_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  90 {
  91   if (NULL != publish)
  92   {
  93     GNUNET_FS_publish_stop (publish);
  94     publish = NULL;
  95   }
  96 }
  97
  98
  99 static void
 100 stop_fs_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 101 {
 102   GNUNET_FS_stop (fs);
 103   fs = NULL;
 104 }
 105
 106
 107 static void
 108 abort_download_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 109 {
 110   uint64_t size;
 111
 112   if (NULL != download)
 113   {
 114     GNUNET_FS_download_stop (download, GNUNET_YES);
 115     download = NULL;
 116   }
 117   GNUNET_assert (GNUNET_OK == GNUNET_DISK_file_size (fn, &size, GNUNET_YES, GNUNET_NO));
 118   GNUNET_assert (size == FILESIZE);
 119   GNUNET_DISK_directory_remove (fn);
 120   GNUNET_free (fn);
 121   fn = NULL;
 122   GNUNET_SCHEDULER_cancel (timeout_kill);
 123   timeout_kill = GNUNET_SCHEDULER_NO_TASK;
 124 }
 125
 126
 127 static void *
 128 progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event)
 129 {
 130
 131   switch (event->status)
 132   {
 133   case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 134     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 135                 "Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 136                 (unsigned long long) event->value.publish.completed,
 137                 (unsigned long long) event->value.publish.size,
 138                 event->value.publish.specifics.progress.depth,
 139                 (unsigned long long) event->value.publish.specifics.
 140                 progress.offset);
 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_continuation (&abort_publish_task, NULL,
 200                                        GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 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     break;
 207   case GNUNET_FS_STATUS_DOWNLOAD_ACTIVE:
 208   case GNUNET_FS_STATUS_DOWNLOAD_INACTIVE:
 209     break;
 210   case GNUNET_FS_STATUS_PUBLISH_START:
 211     GNUNET_assert (0 == strcmp ("publish-context", event->value.publish.cctx));
 212     GNUNET_assert (NULL == event->value.publish.pctx);
 213     GNUNET_assert (FILESIZE == event->value.publish.size);
 214     GNUNET_assert (0 == event->value.publish.completed);
 215     GNUNET_assert (1 == event->value.publish.anonymity);
 216     break;
 217   case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 218     GNUNET_assert (publish == event->value.publish.pc);
 219     GNUNET_assert (FILESIZE == event->value.publish.size);
 220     GNUNET_assert (1 == event->value.publish.anonymity);
 221     GNUNET_SCHEDULER_add_now (&stop_fs_task, NULL);
 222     break;
 223   case GNUNET_FS_STATUS_DOWNLOAD_START:
 224     GNUNET_assert (0 == strcmp ("download", event->value.download.cctx));
 225     GNUNET_assert (NULL == event->value.download.pctx);
 226     GNUNET_assert (NULL != event->value.download.uri);
 227     GNUNET_assert (0 == strcmp (fn, event->value.download.filename));
 228     GNUNET_assert (FILESIZE == event->value.download.size);
 229     GNUNET_assert (0 == event->value.download.completed);
 230     GNUNET_assert (1 == event->value.download.anonymity);
 231     break;
 232   case GNUNET_FS_STATUS_DOWNLOAD_STOPPED:
 233     GNUNET_assert (download == event->value.download.dc);
 234     GNUNET_SCHEDULER_add_continuation (&abort_publish_task, NULL,
 235                                        GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 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], "mesh"))
 333   {
 334     binary_name = "test-fs-download-mesh";
 335     config_name = "test_fs_download_mesh.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 */