src/fs/test_fs_unindex_persistence.c

   1 /*
   2      This file is part of GNUnet.
   3      (C) 2004, 2005, 2006, 2008, 2009, 2010 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_unindex_persistence.c
  23  * @brief simple testcase for simple publish + unindex operation
  24  * @author Christian Grothoff
  25  */
  26 #include "platform.h"
  27 #include "gnunet_util_lib.h"
  28 #include "gnunet_testing_lib-new.h"
  29 #include "gnunet_fs_service.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, 60)
  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
  47 static struct GNUNET_TIME_Absolute start;
  48
  49 static struct GNUNET_FS_Handle *fs;
  50
  51 static struct GNUNET_FS_UnindexContext *unindex;
  52
  53 static struct GNUNET_FS_PublishContext *publish;
  54
  55 static char *fn;
  56
  57 static const struct GNUNET_CONFIGURATION_Handle *cfg;
  58
  59
  60 static void
  61 abort_publish_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  62 {
  63   GNUNET_FS_publish_stop (publish);
  64   publish = NULL;
  65 }
  66
  67
  68 static void
  69 abort_unindex_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  70 {
  71   if (unindex != NULL)
  72   {
  73     GNUNET_FS_unindex_stop (unindex);
  74     unindex = NULL;
  75   }
  76   if (fn != NULL)
  77   {
  78     GNUNET_DISK_directory_remove (fn);
  79     GNUNET_free (fn);
  80     fn = NULL;
  81   }
  82 }
  83
  84
  85 static void *
  86 progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event);
  87
  88
  89 static void
  90 restart_fs_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  91 {
  92   GNUNET_FS_stop (fs);
  93   fs = GNUNET_FS_start (cfg, "test-fs-unindex-persistence", &progress_cb, NULL,
  94                         GNUNET_FS_FLAGS_PERSISTENCE, GNUNET_FS_OPTIONS_END);
  95 }
  96
  97
  98 /**
  99  * Consider scheduling the restart-task.
 100  * Only runs the restart task once per event
 101  * category.
 102  *
 103  * @param ev type of the event to consider
 104  */
 105 static void
 106 consider_restart (int ev)
 107 {
 108   static int prev[32];
 109   static int off;
 110   int i;
 111
 112   for (i = 0; i < off; i++)
 113     if (prev[i] == ev)
 114       return;
 115   prev[off++] = ev;
 116   GNUNET_SCHEDULER_add_with_priority (GNUNET_SCHEDULER_PRIORITY_URGENT,
 117                                       &restart_fs_task, NULL);
 118 }
 119
 120
 121 static void *
 122 progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event)
 123 {
 124   switch (event->status)
 125   {
 126   case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 127     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 128                 "Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 129                 (unsigned long long) event->value.publish.completed,
 130                 (unsigned long long) event->value.publish.size,
 131                 event->value.publish.specifics.progress.depth,
 132                 (unsigned long long) event->value.publish.specifics.
 133                 progress.offset);
 134     break;
 135   case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 136     printf ("Publishing complete, %llu kbps.\n",
 137             (unsigned long long) (FILESIZE * 1000 /
 138                                   (1 +
 139                                    GNUNET_TIME_absolute_get_duration
 140                                    (start).rel_value) / 1024));
 141     start = GNUNET_TIME_absolute_get ();
 142     unindex = GNUNET_FS_unindex_start (fs, fn, "unindex");
 143     GNUNET_assert (unindex != NULL);
 144     break;
 145   case GNUNET_FS_STATUS_UNINDEX_COMPLETED:
 146     printf ("Unindex complete,  %llu kbps.\n",
 147             (unsigned long long) (FILESIZE * 1000 /
 148                                   (1 +
 149                                    GNUNET_TIME_absolute_get_duration
 150                                    (start).rel_value) / 1024));
 151     GNUNET_SCHEDULER_add_continuation (&abort_unindex_task, NULL,
 152                                        GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 153     break;
 154   case GNUNET_FS_STATUS_UNINDEX_PROGRESS:
 155     consider_restart (event->status);
 156     GNUNET_assert (unindex == event->value.unindex.uc);
 157     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 158                 "Unindex is progressing (%llu/%llu at level %u off %llu)...\n",
 159                 (unsigned long long) event->value.unindex.completed,
 160                 (unsigned long long) event->value.unindex.size,
 161                 event->value.unindex.specifics.progress.depth,
 162                 (unsigned long long) event->value.unindex.specifics.
 163                 progress.offset);
 164     break;
 165   case GNUNET_FS_STATUS_PUBLISH_SUSPEND:
 166     if (event->value.publish.pc == publish)
 167       publish = NULL;
 168     break;
 169   case GNUNET_FS_STATUS_PUBLISH_RESUME:
 170     if (NULL == publish)
 171     {
 172       publish = event->value.publish.pc;
 173       return "publish-context";
 174     }
 175     break;
 176   case GNUNET_FS_STATUS_UNINDEX_SUSPEND:
 177     GNUNET_assert (event->value.unindex.uc == unindex);
 178     unindex = NULL;
 179     break;
 180   case GNUNET_FS_STATUS_UNINDEX_RESUME:
 181     GNUNET_assert (NULL == unindex);
 182     unindex = event->value.unindex.uc;
 183     return "unindex";
 184   case GNUNET_FS_STATUS_PUBLISH_ERROR:
 185     FPRINTF (stderr, "Error publishing file: %s\n",
 186              event->value.publish.specifics.error.message);
 187     GNUNET_break (0);
 188     GNUNET_SCHEDULER_add_continuation (&abort_publish_task, NULL,
 189                                        GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 190     break;
 191   case GNUNET_FS_STATUS_UNINDEX_ERROR:
 192     FPRINTF (stderr, "Error unindexing file: %s\n",
 193              event->value.unindex.specifics.error.message);
 194     GNUNET_SCHEDULER_add_continuation (&abort_unindex_task, NULL,
 195                                        GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 196     break;
 197   case GNUNET_FS_STATUS_PUBLISH_START:
 198     GNUNET_assert (0 == strcmp ("publish-context", event->value.publish.cctx));
 199     GNUNET_assert (NULL == event->value.publish.pctx);
 200     GNUNET_assert (FILESIZE == event->value.publish.size);
 201     GNUNET_assert (0 == event->value.publish.completed);
 202     GNUNET_assert (1 == event->value.publish.anonymity);
 203     break;
 204   case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 205     GNUNET_assert (publish == event->value.publish.pc);
 206     GNUNET_assert (FILESIZE == event->value.publish.size);
 207     GNUNET_assert (1 == event->value.publish.anonymity);
 208     GNUNET_FS_stop (fs);
 209     fs = NULL;
 210     break;
 211   case GNUNET_FS_STATUS_UNINDEX_START:
 212     consider_restart (event->status);
 213     GNUNET_assert (unindex == NULL);
 214     GNUNET_assert (0 == strcmp ("unindex", event->value.unindex.cctx));
 215     GNUNET_assert (0 == strcmp (fn, event->value.unindex.filename));
 216     GNUNET_assert (FILESIZE == event->value.unindex.size);
 217     GNUNET_assert (0 == event->value.unindex.completed);
 218     break;
 219   case GNUNET_FS_STATUS_UNINDEX_STOPPED:
 220     GNUNET_assert (unindex == event->value.unindex.uc);
 221     GNUNET_SCHEDULER_add_continuation (&abort_publish_task, NULL,
 222                                        GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 223     break;
 224   default:
 225     printf ("Unexpected event: %d\n", event->status);
 226     break;
 227   }
 228   return NULL;
 229 }
 230
 231
 232 static void
 233 run (void *cls,
 234      const struct GNUNET_CONFIGURATION_Handle *c)
 235 {
 236   const char *keywords[] = {
 237     "down_foo",
 238     "down_bar",
 239   };
 240   char *buf;
 241   struct GNUNET_CONTAINER_MetaData *meta;
 242   struct GNUNET_FS_Uri *kuri;
 243   struct GNUNET_FS_FileInformation *fi;
 244   size_t i;
 245   struct GNUNET_FS_BlockOptions bo;
 246
 247   cfg = c;
 248   fn = GNUNET_DISK_mktemp ("gnunet-unindex-test-dst");
 249   fs = GNUNET_FS_start (cfg, "test-fs-unindex-persistence", &progress_cb, NULL,
 250                         GNUNET_FS_FLAGS_PERSISTENCE, GNUNET_FS_OPTIONS_END);
 251   GNUNET_assert (NULL != fs);
 252   buf = GNUNET_malloc (FILESIZE);
 253   for (i = 0; i < FILESIZE; i++)
 254     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 255   GNUNET_assert (FILESIZE ==
 256                  GNUNET_DISK_fn_write (fn, buf, FILESIZE,
 257                                        GNUNET_DISK_PERM_USER_READ |
 258                                        GNUNET_DISK_PERM_USER_WRITE));
 259   GNUNET_free (buf);
 260   meta = GNUNET_CONTAINER_meta_data_create ();
 261   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 262   bo.content_priority = 42;
 263   bo.anonymity_level = 1;
 264   bo.replication_level = 0;
 265   bo.expiration_time = GNUNET_TIME_relative_to_absolute (LIFETIME);
 266   fi = GNUNET_FS_file_information_create_from_file (fs, "publish-context", fn,
 267                                                     kuri, meta, GNUNET_YES,
 268                                                     &bo);
 269   GNUNET_FS_uri_destroy (kuri);
 270   GNUNET_CONTAINER_meta_data_destroy (meta);
 271   GNUNET_assert (NULL != fi);
 272   start = GNUNET_TIME_absolute_get ();
 273   publish =
 274       GNUNET_FS_publish_start (fs, fi, NULL, NULL, NULL,
 275                                GNUNET_FS_PUBLISH_OPTION_NONE);
 276   GNUNET_assert (publish != NULL);
 277 }
 278
 279
 280 int
 281 main (int argc, char *argv[])
 282 {
 283   if (0 != GNUNET_TESTING_peer_run ("test-fs-unindex-persistence",
 284                                     "test_fs_unindex_data.conf",
 285                                     &run, NULL))
 286     return 1;
 287   return 0;
 288 }
 289
 290 /* end of test_fs_unindex_persistence.c */