src/fs/test_fs_publish_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  * @file fs/test_fs_publish_persistence.c
  22  * @brief simple testcase for persistence of simple publish operation
  23  * @author Christian Grothoff
  24  */
  25 #include "platform.h"
  26 #include "gnunet_util_lib.h"
  27 #include "gnunet_testing_lib-new.h"
  28 #include "gnunet_fs_service.h"
  29
  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 const struct GNUNET_CONFIGURATION_Handle *cfg;
  52
  53 static struct GNUNET_FS_PublishContext *publish;
  54
  55 static struct GNUNET_FS_PublishContext *publish;
  56
  57 static char *fn1;
  58
  59 static char *fn2;
  60
  61 static int err;
  62
  63 static GNUNET_SCHEDULER_TaskIdentifier rtask;
  64
  65
  66 static void
  67 abort_publish_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  68 {
  69   GNUNET_FS_publish_stop (publish);
  70   publish = NULL;
  71   GNUNET_DISK_directory_remove (fn1);
  72   GNUNET_free (fn1);
  73   fn1 = NULL;
  74   GNUNET_DISK_directory_remove (fn2);
  75   GNUNET_free (fn2);
  76   fn2 = NULL;
  77   GNUNET_FS_stop (fs);
  78   fs = NULL;
  79   if (GNUNET_SCHEDULER_NO_TASK != rtask)
  80   {
  81     GNUNET_SCHEDULER_cancel (rtask);
  82     rtask = GNUNET_SCHEDULER_NO_TASK;
  83   }
  84 }
  85
  86
  87 static void *
  88 progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event);
  89
  90
  91 static void
  92 restart_fs_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  93 {
  94   rtask = GNUNET_SCHEDULER_NO_TASK;
  95   GNUNET_FS_stop (fs);
  96   fs = GNUNET_FS_start (cfg, "test-fs-publish-persistence", &progress_cb, NULL,
  97                         GNUNET_FS_FLAGS_PERSISTENCE, GNUNET_FS_OPTIONS_END);
  98 }
  99
 100
 101 /**
 102  * Consider scheduling the restart-task.
 103  * Only runs the restart task once per event
 104  * category.
 105  *
 106  * @param ev type of the event to consider
 107  */
 108 static void
 109 consider_restart (int ev)
 110 {
 111   static int prev[32];
 112   static int off;
 113   int i;
 114
 115   for (i = 0; i < off; i++)
 116     if (prev[i] == ev)
 117       return;
 118   prev[off++] = ev;
 119   rtask =
 120       GNUNET_SCHEDULER_add_with_priority (GNUNET_SCHEDULER_PRIORITY_URGENT,
 121                                           &restart_fs_task, NULL);
 122 }
 123
 124
 125 static void *
 126 progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event)
 127 {
 128   void *ret;
 129
 130   ret = NULL;
 131   switch (event->status)
 132   {
 133   case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 134     consider_restart (event->status);
 135     ret = event->value.publish.cctx;
 136     printf ("Publish complete,  %llu kbps.\n",
 137             (unsigned long long) (FILESIZE * 1000LL /
 138                                   (1 +
 139                                    GNUNET_TIME_absolute_get_duration
 140                                    (start).rel_value) / 1024));
 141     if (0 == strcmp ("publish-context-dir", event->value.publish.cctx))
 142       GNUNET_SCHEDULER_add_now (&abort_publish_task, NULL);
 143     break;
 144   case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 145     consider_restart (event->status);
 146     ret = event->value.publish.cctx;
 147     GNUNET_assert (publish == event->value.publish.pc);
 148 #if VERBOSE
 149     printf ("Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 150             (unsigned long long) event->value.publish.completed,
 151             (unsigned long long) event->value.publish.size,
 152             event->value.publish.specifics.progress.depth,
 153             (unsigned long long) event->value.publish.specifics.
 154             progress.offset);
 155 #endif
 156     break;
 157   case GNUNET_FS_STATUS_PUBLISH_SUSPEND:
 158     if (event->value.publish.pc == publish)
 159       publish = NULL;
 160     break;
 161   case GNUNET_FS_STATUS_PUBLISH_RESUME:
 162     if (NULL == publish)
 163     {
 164       GNUNET_assert (GNUNET_YES ==
 165                      GNUNET_FS_file_information_is_directory (event->
 166                                                               value.publish.
 167                                                               fi));
 168       publish = event->value.publish.pc;
 169       return "publish-context-dir";
 170     }
 171     break;
 172   case GNUNET_FS_STATUS_PUBLISH_ERROR:
 173     ret = event->value.publish.cctx;
 174     FPRINTF (stderr, "Error publishing file: %s\n",
 175              event->value.publish.specifics.error.message);
 176     err = 1;
 177     GNUNET_SCHEDULER_add_now (&abort_publish_task, NULL);
 178     break;
 179   case GNUNET_FS_STATUS_PUBLISH_START:
 180     consider_restart (event->status);
 181     publish = event->value.publish.pc;
 182     ret = event->value.publish.cctx;
 183     if (0 == strcmp ("publish-context1", event->value.publish.cctx))
 184     {
 185       GNUNET_assert (0 ==
 186                      strcmp ("publish-context-dir", event->value.publish.pctx));
 187       GNUNET_assert (FILESIZE == event->value.publish.size);
 188       GNUNET_assert (0 == event->value.publish.completed);
 189       GNUNET_assert (1 == event->value.publish.anonymity);
 190     }
 191     else if (0 == strcmp ("publish-context2", event->value.publish.cctx))
 192     {
 193       GNUNET_assert (0 ==
 194                      strcmp ("publish-context-dir", event->value.publish.pctx));
 195       GNUNET_assert (FILESIZE == event->value.publish.size);
 196       GNUNET_assert (0 == event->value.publish.completed);
 197       GNUNET_assert (2 == event->value.publish.anonymity);
 198     }
 199     else if (0 == strcmp ("publish-context-dir", event->value.publish.cctx))
 200     {
 201       GNUNET_assert (0 == event->value.publish.completed);
 202       GNUNET_assert (3 == event->value.publish.anonymity);
 203     }
 204     else
 205       GNUNET_assert (0);
 206     break;
 207   case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 208     consider_restart (event->status);
 209     if (0 == strcmp ("publish-context-dir", event->value.publish.cctx))
 210       GNUNET_assert (publish == event->value.publish.pc);
 211     break;
 212   default:
 213     printf ("Unexpected event: %d\n", event->status);
 214     break;
 215   }
 216   return ret;
 217 }
 218
 219
 220 static void
 221 run (void *cls,
 222      const struct GNUNET_CONFIGURATION_Handle *c,
 223      struct GNUNET_TESTING_Peer *peer)
 224 {
 225   const char *keywords[] = {
 226     "down_foo",
 227     "down_bar",
 228   };
 229   char *buf;
 230   struct GNUNET_CONTAINER_MetaData *meta;
 231   struct GNUNET_FS_Uri *kuri;
 232   struct GNUNET_FS_FileInformation *fi1;
 233   struct GNUNET_FS_FileInformation *fi2;
 234   struct GNUNET_FS_FileInformation *fidir;
 235   size_t i;
 236   struct GNUNET_FS_BlockOptions bo;
 237
 238   cfg = c;
 239   fs = GNUNET_FS_start (cfg, "test-fs-publish-persistence", &progress_cb, NULL,
 240                         GNUNET_FS_FLAGS_PERSISTENCE, GNUNET_FS_OPTIONS_END);
 241   GNUNET_assert (NULL != fs);
 242   fn1 = GNUNET_DISK_mktemp ("gnunet-publish-test-dst");
 243   buf = GNUNET_malloc (FILESIZE);
 244   for (i = 0; i < FILESIZE; i++)
 245     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 246   GNUNET_assert (FILESIZE ==
 247                  GNUNET_DISK_fn_write (fn1, buf, FILESIZE,
 248                                        GNUNET_DISK_PERM_USER_READ |
 249                                        GNUNET_DISK_PERM_USER_WRITE));
 250   GNUNET_free (buf);
 251
 252   fn2 = GNUNET_DISK_mktemp ("gnunet-publish-test-dst");
 253   buf = GNUNET_malloc (FILESIZE);
 254   for (i = 0; i < FILESIZE; i++)
 255     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 256   GNUNET_assert (FILESIZE ==
 257                  GNUNET_DISK_fn_write (fn2, buf, FILESIZE,
 258                                        GNUNET_DISK_PERM_USER_READ |
 259                                        GNUNET_DISK_PERM_USER_WRITE));
 260   GNUNET_free (buf);
 261
 262   meta = GNUNET_CONTAINER_meta_data_create ();
 263   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 264   bo.content_priority = 42;
 265   bo.anonymity_level = 1;
 266   bo.replication_level = 0;
 267   bo.expiration_time = GNUNET_TIME_relative_to_absolute (LIFETIME);
 268   fi1 =
 269       GNUNET_FS_file_information_create_from_file (fs, "publish-context1", fn1,
 270                                                    kuri, meta, GNUNET_YES, &bo);
 271   GNUNET_assert (NULL != fi1);
 272   bo.anonymity_level = 2;
 273   fi2 =
 274       GNUNET_FS_file_information_create_from_file (fs, "publish-context2", fn2,
 275                                                    kuri, meta, GNUNET_YES, &bo);
 276   GNUNET_assert (NULL != fi2);
 277   bo.anonymity_level = 3;
 278   fidir =
 279       GNUNET_FS_file_information_create_empty_directory (fs,
 280                                                          "publish-context-dir",
 281                                                          kuri, meta, &bo, NULL);
 282   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi1));
 283   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi2));
 284   GNUNET_FS_uri_destroy (kuri);
 285   GNUNET_CONTAINER_meta_data_destroy (meta);
 286   GNUNET_assert (NULL != fidir);
 287   start = GNUNET_TIME_absolute_get ();
 288   GNUNET_FS_publish_start (fs, fidir, NULL, NULL, NULL,
 289                            GNUNET_FS_PUBLISH_OPTION_NONE);
 290   GNUNET_assert (publish != NULL);
 291 }
 292
 293
 294 int
 295 main (int argc, char *argv[])
 296 {
 297   if (0 != GNUNET_TESTING_peer_run ("test-fs-publish-persistence",
 298                                     "test_fs_publish_data.conf",
 299                                     &run, NULL))
 300     return 1;
 301   return err;
 302 }
 303
 304 /* end of test_fs_publish_persistence.c */