src/fs/test_fs_unindex_persistence.c

   1 /*
   2      This file is part of GNUnet.
   3      Copyright (C) 2004, 2005, 2006, 2008, 2009, 2010 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_unindex_persistence.c
  21  * @brief simple testcase for simple publish + unindex operation
  22  * @author Christian Grothoff
  23  */
  24 #include "platform.h"
  25 #include "gnunet_util_lib.h"
  26 #include "gnunet_testing_lib.h"
  27 #include "gnunet_fs_service.h"
  28
  29 /**
  30  * File-size we use for testing.
  31  */
  32 #define FILESIZE (1024 * 1024 * 2)
  33
  34 /**
  35  * How long until we give up on transmitting the message?
  36  */
  37 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
  38
  39 /**
  40  * How long should our test-content live?
  41  */
  42 #define LIFETIME GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MINUTES, 15)
  43
  44
  45 static struct GNUNET_TIME_Absolute start;
  46
  47 static struct GNUNET_FS_Handle *fs;
  48
  49 static struct GNUNET_FS_UnindexContext *unindex;
  50
  51 static struct GNUNET_FS_PublishContext *publish;
  52
  53 static char *fn;
  54
  55 static const struct GNUNET_CONFIGURATION_Handle *cfg;
  56
  57
  58 static void
  59 abort_publish_task (void *cls)
  60 {
  61   GNUNET_FS_publish_stop (publish);
  62   publish = NULL;
  63 }
  64
  65
  66 static void
  67 abort_unindex_task (void *cls)
  68 {
  69   if (unindex != NULL)
  70   {
  71     GNUNET_FS_unindex_stop (unindex);
  72     unindex = NULL;
  73   }
  74   if (fn != NULL)
  75   {
  76     GNUNET_DISK_directory_remove (fn);
  77     GNUNET_free (fn);
  78     fn = NULL;
  79   }
  80 }
  81
  82
  83 static void *
  84 progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event);
  85
  86
  87 static void
  88 restart_fs_task (void *cls)
  89 {
  90   GNUNET_FS_stop (fs);
  91   fs = GNUNET_FS_start (cfg, "test-fs-unindex-persistence", &progress_cb, NULL,
  92                         GNUNET_FS_FLAGS_PERSISTENCE, GNUNET_FS_OPTIONS_END);
  93 }
  94
  95
  96 /**
  97  * Consider scheduling the restart-task.
  98  * Only runs the restart task once per event
  99  * category.
 100  *
 101  * @param ev type of the event to consider
 102  */
 103 static void
 104 consider_restart (int ev)
 105 {
 106   static int prev[32];
 107   static int off;
 108   int i;
 109
 110   for (i = 0; i < off; i++)
 111     if (prev[i] == ev)
 112       return;
 113   prev[off++] = ev;
 114   GNUNET_SCHEDULER_add_with_priority (GNUNET_SCHEDULER_PRIORITY_URGENT,
 115                                       &restart_fs_task, NULL);
 116 }
 117
 118
 119 static void *
 120 progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event)
 121 {
 122   switch (event->status)
 123   {
 124   case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 125     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 126                 "Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 127                 (unsigned long long) event->value.publish.completed,
 128                 (unsigned long long) event->value.publish.size,
 129                 event->value.publish.specifics.progress.depth,
 130                 (unsigned long long) event->value.publish.specifics.
 131                 progress.offset);
 132     break;
 133   case GNUNET_FS_STATUS_PUBLISH_PROGRESS_DIRECTORY:
 134     break;
 135   case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 136     printf ("Publishing complete, %llu kbps.\n",
 137             (unsigned long long) (FILESIZE * 1000000LL /
 138                                   (1 +
 139                                    GNUNET_TIME_absolute_get_duration
 140                                    (start).rel_value_us) / 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 * 1000000LL /
 148                                   (1 +
 149                                    GNUNET_TIME_absolute_get_duration
 150                                    (start).rel_value_us) / 1024));
 151     GNUNET_SCHEDULER_add_now (&abort_unindex_task, NULL);
 152     break;
 153   case GNUNET_FS_STATUS_UNINDEX_PROGRESS:
 154     consider_restart (event->status);
 155     GNUNET_assert (unindex == event->value.unindex.uc);
 156     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 157                 "Unindex is progressing (%llu/%llu at level %u off %llu)...\n",
 158                 (unsigned long long) event->value.unindex.completed,
 159                 (unsigned long long) event->value.unindex.size,
 160                 event->value.unindex.specifics.progress.depth,
 161                 (unsigned long long) event->value.unindex.specifics.
 162                 progress.offset);
 163     break;
 164   case GNUNET_FS_STATUS_PUBLISH_SUSPEND:
 165     if (event->value.publish.pc == publish)
 166       publish = NULL;
 167     break;
 168   case GNUNET_FS_STATUS_PUBLISH_RESUME:
 169     if (NULL == publish)
 170     {
 171       publish = event->value.publish.pc;
 172       return "publish-context";
 173     }
 174     break;
 175   case GNUNET_FS_STATUS_UNINDEX_SUSPEND:
 176     GNUNET_assert (event->value.unindex.uc == unindex);
 177     unindex = NULL;
 178     break;
 179   case GNUNET_FS_STATUS_UNINDEX_RESUME:
 180     GNUNET_assert (NULL == unindex);
 181     unindex = event->value.unindex.uc;
 182     return "unindex";
 183   case GNUNET_FS_STATUS_PUBLISH_ERROR:
 184     FPRINTF (stderr, "Error publishing file: %s\n",
 185              event->value.publish.specifics.error.message);
 186     GNUNET_break (0);
 187     GNUNET_SCHEDULER_add_now (&abort_publish_task, NULL);
 188     break;
 189   case GNUNET_FS_STATUS_UNINDEX_ERROR:
 190     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 191                 "Error unindexing file: %s\n",
 192                 event->value.unindex.specifics.error.message);
 193     GNUNET_SCHEDULER_add_now (&abort_unindex_task, NULL);
 194     break;
 195   case GNUNET_FS_STATUS_PUBLISH_START:
 196     GNUNET_assert (0 == strcmp ("publish-context", event->value.publish.cctx));
 197     GNUNET_assert (NULL == event->value.publish.pctx);
 198     GNUNET_assert (FILESIZE == event->value.publish.size);
 199     GNUNET_assert (0 == event->value.publish.completed);
 200     GNUNET_assert (1 == event->value.publish.anonymity);
 201     break;
 202   case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 203     GNUNET_assert (publish == event->value.publish.pc);
 204     GNUNET_assert (FILESIZE == event->value.publish.size);
 205     GNUNET_assert (1 == event->value.publish.anonymity);
 206     GNUNET_FS_stop (fs);
 207     fs = NULL;
 208     break;
 209   case GNUNET_FS_STATUS_UNINDEX_START:
 210     consider_restart (event->status);
 211     GNUNET_assert (unindex == NULL);
 212     GNUNET_assert (0 == strcmp ("unindex", event->value.unindex.cctx));
 213     GNUNET_assert (0 == strcmp (fn, event->value.unindex.filename));
 214     GNUNET_assert (FILESIZE == event->value.unindex.size);
 215     GNUNET_assert (0 == event->value.unindex.completed);
 216     break;
 217   case GNUNET_FS_STATUS_UNINDEX_STOPPED:
 218     GNUNET_assert (unindex == event->value.unindex.uc);
 219     GNUNET_SCHEDULER_add_now (&abort_publish_task, NULL);
 220     break;
 221   default:
 222     printf ("Unexpected event: %d\n", event->status);
 223     break;
 224   }
 225   return NULL;
 226 }
 227
 228
 229 static void
 230 run (void *cls,
 231      const struct GNUNET_CONFIGURATION_Handle *c,
 232      struct GNUNET_TESTING_Peer *peer)
 233 {
 234   const char *keywords[] = {
 235     "down_foo",
 236     "down_bar",
 237   };
 238   char *buf;
 239   struct GNUNET_CONTAINER_MetaData *meta;
 240   struct GNUNET_FS_Uri *kuri;
 241   struct GNUNET_FS_FileInformation *fi;
 242   size_t i;
 243   struct GNUNET_FS_BlockOptions bo;
 244
 245   cfg = c;
 246   fn = GNUNET_DISK_mktemp ("gnunet-unindex-test-dst");
 247   fs = GNUNET_FS_start (cfg, "test-fs-unindex-persistence", &progress_cb, NULL,
 248                         GNUNET_FS_FLAGS_PERSISTENCE, GNUNET_FS_OPTIONS_END);
 249   GNUNET_assert (NULL != fs);
 250   buf = GNUNET_malloc (FILESIZE);
 251   for (i = 0; i < FILESIZE; i++)
 252     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 253   GNUNET_assert (FILESIZE ==
 254                  GNUNET_DISK_fn_write (fn, buf, FILESIZE,
 255                                        GNUNET_DISK_PERM_USER_READ |
 256                                        GNUNET_DISK_PERM_USER_WRITE));
 257   GNUNET_free (buf);
 258   meta = GNUNET_CONTAINER_meta_data_create ();
 259   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 260   bo.content_priority = 42;
 261   bo.anonymity_level = 1;
 262   bo.replication_level = 0;
 263   bo.expiration_time = GNUNET_TIME_relative_to_absolute (LIFETIME);
 264   fi = GNUNET_FS_file_information_create_from_file (fs, "publish-context", fn,
 265                                                     kuri, meta, GNUNET_YES,
 266                                                     &bo);
 267   GNUNET_FS_uri_destroy (kuri);
 268   GNUNET_CONTAINER_meta_data_destroy (meta);
 269   GNUNET_assert (NULL != fi);
 270   start = GNUNET_TIME_absolute_get ();
 271   publish =
 272       GNUNET_FS_publish_start (fs, fi, NULL, NULL, NULL,
 273                                GNUNET_FS_PUBLISH_OPTION_NONE);
 274   GNUNET_assert (publish != NULL);
 275 }
 276
 277
 278 int
 279 main (int argc, char *argv[])
 280 {
 281   if (0 != GNUNET_TESTING_peer_run ("test-fs-unindex-persistence",
 282                                     "test_fs_unindex_data.conf",
 283                                     &run, NULL))
 284     return 1;
 285   return 0;
 286 }
 287
 288 /* end of test_fs_unindex_persistence.c */