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_EXTRA_LOGGING
  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 =
 162         GNUNET_FS_download_start (fs,
 163                                   event->value.publish.specifics.
 164                                   completed.chk_uri, NULL, fn, NULL, 0,
 165                                   FILESIZE, 1, 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, "Error publishing file: %s\n",
 195              event->value.publish.specifics.error.message);
 196     GNUNET_break (0);
 197     GNUNET_SCHEDULER_add_continuation (&abort_publish_task, NULL,
 198                                        GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 199     break;
 200   case GNUNET_FS_STATUS_DOWNLOAD_ERROR:
 201     fprintf (stderr, "Error downloading file: %s\n",
 202              event->value.download.specifics.error.message);
 203     GNUNET_SCHEDULER_add_now (&abort_download_task, NULL);
 204     break;
 205   case GNUNET_FS_STATUS_DOWNLOAD_ACTIVE:
 206   case GNUNET_FS_STATUS_DOWNLOAD_INACTIVE:
 207     break;
 208   case GNUNET_FS_STATUS_PUBLISH_START:
 209     GNUNET_assert (0 == strcmp ("publish-context", event->value.publish.cctx));
 210     GNUNET_assert (NULL == event->value.publish.pctx);
 211     GNUNET_assert (FILESIZE == event->value.publish.size);
 212     GNUNET_assert (0 == event->value.publish.completed);
 213     GNUNET_assert (1 == event->value.publish.anonymity);
 214     break;
 215   case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 216     GNUNET_assert (publish == event->value.publish.pc);
 217     GNUNET_assert (FILESIZE == event->value.publish.size);
 218     GNUNET_assert (1 == event->value.publish.anonymity);
 219     GNUNET_SCHEDULER_add_now (&stop_fs_task, NULL);
 220     break;
 221   case GNUNET_FS_STATUS_DOWNLOAD_START:
 222     GNUNET_assert (0 == strcmp ("download", event->value.download.cctx));
 223     GNUNET_assert (NULL == event->value.download.pctx);
 224     GNUNET_assert (NULL != event->value.download.uri);
 225     GNUNET_assert (0 == strcmp (fn, event->value.download.filename));
 226     GNUNET_assert (FILESIZE == event->value.download.size);
 227     GNUNET_assert (0 == event->value.download.completed);
 228     GNUNET_assert (1 == event->value.download.anonymity);
 229     break;
 230   case GNUNET_FS_STATUS_DOWNLOAD_STOPPED:
 231     GNUNET_assert (download == event->value.download.dc);
 232     GNUNET_SCHEDULER_add_continuation (&abort_publish_task, NULL,
 233                                        GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 234     break;
 235   default:
 236     printf ("Unexpected event: %d\n", event->status);
 237     break;
 238   }
 239   return NULL;
 240 }
 241
 242
 243 static void
 244 setup_peer (struct PeerContext *p, const char *cfgname)
 245 {
 246   p->cfg = GNUNET_CONFIGURATION_create ();
 247 #if START_ARM
 248   p->arm_proc =
 249       GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
 250                                "gnunet-service-arm",
 251 #if VERBOSE
 252                                "-L", "DEBUG",
 253 #endif
 254                                "-c", cfgname, NULL);
 255 #endif
 256   GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
 257 }
 258
 259
 260 static void
 261 stop_arm (struct PeerContext *p)
 262 {
 263 #if START_ARM
 264   if (NULL != p->arm_proc)
 265   {
 266     if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
 267       GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
 268     if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
 269       GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
 270     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ARM process %u stopped\n",
 271                 GNUNET_OS_process_get_pid (p->arm_proc));
 272     GNUNET_OS_process_close (p->arm_proc);
 273     p->arm_proc = NULL;
 274   }
 275 #endif
 276   GNUNET_CONFIGURATION_destroy (p->cfg);
 277 }
 278
 279
 280 static void
 281 run (void *cls, char *const *args, const char *cfgfile,
 282      const struct GNUNET_CONFIGURATION_Handle *cfg)
 283 {
 284   const char *keywords[] = {
 285     "down_foo",
 286     "down_bar",
 287   };
 288   char *buf;
 289   struct GNUNET_CONTAINER_MetaData *meta;
 290   struct GNUNET_FS_Uri *kuri;
 291   struct GNUNET_FS_FileInformation *fi;
 292   struct GNUNET_FS_BlockOptions bo;
 293   size_t i;
 294
 295   setup_peer (&p1, "test_fs_download_data.conf");
 296   fs = GNUNET_FS_start (cfg, "test-fs-download-indexed", &progress_cb, NULL,
 297                         GNUNET_FS_FLAGS_NONE, GNUNET_FS_OPTIONS_END);
 298   GNUNET_assert (NULL != fs);
 299
 300   fn1 = GNUNET_DISK_mktemp ("gnunet-download-indexed-test");
 301   buf = GNUNET_malloc (FILESIZE);
 302   for (i = 0; i < FILESIZE; i++)
 303     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 304   GNUNET_assert (FILESIZE ==
 305                  GNUNET_DISK_fn_write (fn1, buf, FILESIZE,
 306                                        GNUNET_DISK_PERM_USER_READ |
 307                                        GNUNET_DISK_PERM_USER_WRITE));
 308   GNUNET_free (buf);
 309   meta = GNUNET_CONTAINER_meta_data_create ();
 310   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 311   bo.content_priority = 42;
 312   bo.anonymity_level = 1;
 313   bo.replication_level = 0;
 314   bo.expiration_time = GNUNET_TIME_relative_to_absolute (LIFETIME);
 315   fi = GNUNET_FS_file_information_create_from_file (fs, "publish-context", fn1,
 316                                                     kuri, meta, GNUNET_YES,
 317                                                     &bo);
 318   GNUNET_FS_uri_destroy (kuri);
 319   GNUNET_CONTAINER_meta_data_destroy (meta);
 320   GNUNET_assert (NULL != fi);
 321   timeout_kill =
 322       GNUNET_SCHEDULER_add_delayed (TIMEOUT, &timeout_kill_task, NULL);
 323   start = GNUNET_TIME_absolute_get ();
 324   publish =
 325       GNUNET_FS_publish_start (fs, fi, NULL, NULL, NULL,
 326                                GNUNET_FS_PUBLISH_OPTION_NONE);
 327   GNUNET_assert (publish != NULL);
 328 }
 329
 330
 331 int
 332 main (int argc, char *argv[])
 333 {
 334   char *const argvx[] = {
 335     "test-fs-download-indexed",
 336     "-c",
 337     "test_fs_download_data.conf",
 338 #if VERBOSE
 339     "-L", "DEBUG",
 340 #endif
 341     NULL
 342   };
 343   struct GNUNET_GETOPT_CommandLineOption options[] = {
 344     GNUNET_GETOPT_OPTION_END
 345   };
 346
 347   GNUNET_log_setup ("test_fs_download_indexed",
 348 #if VERBOSE
 349                     "DEBUG",
 350 #else
 351                     "WARNING",
 352 #endif
 353                     NULL);
 354   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1, argvx,
 355                       "test-fs-download-indexed", "nohelp", options, &run,
 356                       NULL);
 357   stop_arm (&p1);
 358   if (fn1 != NULL)
 359   {
 360     GNUNET_DISK_directory_remove (fn1);
 361     GNUNET_free (fn1);
 362   }
 363   if (fn != NULL)
 364   {
 365     GNUNET_DISK_directory_remove (fn);
 366     GNUNET_free (fn);
 367   }
 368   GNUNET_DISK_directory_remove ("/tmp/gnunet-test-fs-download/");
 369   return err;
 370 }
 371
 372 /* end of test_fs_download_indexed.c */