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