src/fs/test_fs_publish_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 /**
  16  * @file fs/test_fs_publish_persistence.c
  17  * @brief simple testcase for persistence of simple publish operation
  18  * @author Christian Grothoff
  19  */
  20 #include "platform.h"
  21 #include "gnunet_util_lib.h"
  22 #include "gnunet_testing_lib.h"
  23 #include "gnunet_fs_service.h"
  24
  25
  26 /**
  27  * File-size we use for testing.
  28  */
  29 #define FILESIZE (1024 * 1024 * 2)
  30
  31 /**
  32  * How long until we give up on transmitting the message?
  33  */
  34 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
  35
  36 /**
  37  * How long should our test-content live?
  38  */
  39 #define LIFETIME GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MINUTES, 15)
  40
  41
  42 static struct GNUNET_TIME_Absolute start;
  43
  44 static struct GNUNET_FS_Handle *fs;
  45
  46 static const struct GNUNET_CONFIGURATION_Handle *cfg;
  47
  48 static struct GNUNET_FS_PublishContext *publish;
  49
  50 static struct GNUNET_FS_PublishContext *publish;
  51
  52 static char *fn1;
  53
  54 static char *fn2;
  55
  56 static int err;
  57
  58 static struct GNUNET_SCHEDULER_Task *rtask;
  59
  60
  61 static void
  62 abort_publish_task (void *cls)
  63 {
  64   GNUNET_FS_publish_stop (publish);
  65   publish = NULL;
  66   GNUNET_DISK_directory_remove (fn1);
  67   GNUNET_free (fn1);
  68   fn1 = NULL;
  69   GNUNET_DISK_directory_remove (fn2);
  70   GNUNET_free (fn2);
  71   fn2 = NULL;
  72   GNUNET_FS_stop (fs);
  73   fs = NULL;
  74   if (NULL != rtask)
  75   {
  76     GNUNET_SCHEDULER_cancel (rtask);
  77     rtask = NULL;
  78   }
  79 }
  80
  81
  82 static void *
  83 progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event);
  84
  85
  86 static void
  87 restart_fs_task (void *cls)
  88 {
  89   rtask = NULL;
  90   GNUNET_FS_stop (fs);
  91   fs = GNUNET_FS_start (cfg, "test-fs-publish-persistence",
  92                         &progress_cb, NULL,
  93                         GNUNET_FS_FLAGS_PERSISTENCE,
  94                         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   rtask =
 117       GNUNET_SCHEDULER_add_with_priority (GNUNET_SCHEDULER_PRIORITY_URGENT,
 118                                           &restart_fs_task, NULL);
 119 }
 120
 121
 122 static void *
 123 progress_cb (void *cls,
 124              const struct GNUNET_FS_ProgressInfo *event)
 125 {
 126   void *ret;
 127
 128   ret = NULL;
 129   switch (event->status)
 130   {
 131   case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 132     ret = event->value.publish.cctx;
 133     printf ("Publish complete,  %llu kbps.\n",
 134             (unsigned long long) (FILESIZE * 1000000LL /
 135                                   (1 +
 136                                    GNUNET_TIME_absolute_get_duration
 137                                    (start).rel_value_us) / 1024));
 138     if ( (NULL != event->value.publish.cctx) &&
 139          (0 == strcmp ("publish-context-dir", event->value.publish.cctx)) )
 140       GNUNET_SCHEDULER_add_now (&abort_publish_task, NULL);
 141     break;
 142   case GNUNET_FS_STATUS_PUBLISH_PROGRESS_DIRECTORY:
 143     ret = event->value.publish.cctx;
 144     return ret;
 145   case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 146     consider_restart (event->status);
 147     ret = event->value.publish.cctx;
 148     GNUNET_assert (publish == event->value.publish.pc);
 149 #if VERBOSE
 150     printf ("Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 151             (unsigned long long) event->value.publish.completed,
 152             (unsigned long long) event->value.publish.size,
 153             event->value.publish.specifics.progress.depth,
 154             (unsigned long long) event->value.publish.specifics.
 155             progress.offset);
 156 #endif
 157     break;
 158   case GNUNET_FS_STATUS_PUBLISH_SUSPEND:
 159     if (event->value.publish.pc == publish)
 160       publish = NULL;
 161     break;
 162   case GNUNET_FS_STATUS_PUBLISH_RESUME:
 163     if (NULL == publish)
 164     {
 165       GNUNET_assert (GNUNET_YES ==
 166                      GNUNET_FS_file_information_is_directory (event->
 167                                                               value.publish.
 168                                                               fi));
 169       publish = event->value.publish.pc;
 170       return "publish-context-dir";
 171     }
 172     break;
 173   case GNUNET_FS_STATUS_PUBLISH_ERROR:
 174     ret = event->value.publish.cctx;
 175     FPRINTF (stderr, "Error publishing file: %s\n",
 176              event->value.publish.specifics.error.message);
 177     err = 1;
 178     GNUNET_SCHEDULER_add_now (&abort_publish_task, NULL);
 179     break;
 180   case GNUNET_FS_STATUS_PUBLISH_START:
 181     consider_restart (event->status);
 182     publish = event->value.publish.pc;
 183     ret = event->value.publish.cctx;
 184     if (0 == strcmp ("publish-context1", event->value.publish.cctx))
 185     {
 186       GNUNET_assert (0 ==
 187                      strcmp ("publish-context-dir", event->value.publish.pctx));
 188       GNUNET_assert (FILESIZE == event->value.publish.size);
 189       GNUNET_assert (0 == event->value.publish.completed);
 190       GNUNET_assert (1 == event->value.publish.anonymity);
 191     }
 192     else if (0 == strcmp ("publish-context2", event->value.publish.cctx))
 193     {
 194       GNUNET_assert (0 ==
 195                      strcmp ("publish-context-dir", event->value.publish.pctx));
 196       GNUNET_assert (FILESIZE == event->value.publish.size);
 197       GNUNET_assert (0 == event->value.publish.completed);
 198       GNUNET_assert (2 == event->value.publish.anonymity);
 199     }
 200     else if (0 == strcmp ("publish-context-dir", event->value.publish.cctx))
 201     {
 202       GNUNET_assert (0 == event->value.publish.completed);
 203       GNUNET_assert (3 == event->value.publish.anonymity);
 204     }
 205     else
 206       GNUNET_assert (0);
 207     break;
 208   case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 209     consider_restart (event->status);
 210     if ( (NULL != event->value.publish.cctx) &&
 211          (0 == strcmp ("publish-context-dir", event->value.publish.cctx)) )
 212       GNUNET_assert (publish == event->value.publish.pc);
 213     break;
 214   default:
 215     printf ("Unexpected event: %d\n", event->status);
 216     break;
 217   }
 218   return ret;
 219 }
 220
 221
 222 static void
 223 run (void *cls,
 224      const struct GNUNET_CONFIGURATION_Handle *c,
 225      struct GNUNET_TESTING_Peer *peer)
 226 {
 227   const char *keywords[] = {
 228     "down_foo",
 229     "down_bar",
 230   };
 231   char *buf;
 232   struct GNUNET_CONTAINER_MetaData *meta;
 233   struct GNUNET_FS_Uri *kuri;
 234   struct GNUNET_FS_FileInformation *fi1;
 235   struct GNUNET_FS_FileInformation *fi2;
 236   struct GNUNET_FS_FileInformation *fidir;
 237   size_t i;
 238   struct GNUNET_FS_BlockOptions bo;
 239
 240   cfg = c;
 241   fs = GNUNET_FS_start (cfg, "test-fs-publish-persistence", &progress_cb, NULL,
 242                         GNUNET_FS_FLAGS_PERSISTENCE, GNUNET_FS_OPTIONS_END);
 243   GNUNET_assert (NULL != fs);
 244   fn1 = GNUNET_DISK_mktemp ("gnunet-publish-test-dst");
 245   buf = GNUNET_malloc (FILESIZE);
 246   for (i = 0; i < FILESIZE; i++)
 247     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 248   GNUNET_assert (FILESIZE ==
 249                  GNUNET_DISK_fn_write (fn1, buf, FILESIZE,
 250                                        GNUNET_DISK_PERM_USER_READ |
 251                                        GNUNET_DISK_PERM_USER_WRITE));
 252   GNUNET_free (buf);
 253
 254   fn2 = GNUNET_DISK_mktemp ("gnunet-publish-test-dst");
 255   buf = GNUNET_malloc (FILESIZE);
 256   for (i = 0; i < FILESIZE; i++)
 257     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 258   GNUNET_assert (FILESIZE ==
 259                  GNUNET_DISK_fn_write (fn2, buf, FILESIZE,
 260                                        GNUNET_DISK_PERM_USER_READ |
 261                                        GNUNET_DISK_PERM_USER_WRITE));
 262   GNUNET_free (buf);
 263
 264   meta = GNUNET_CONTAINER_meta_data_create ();
 265   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 266   bo.content_priority = 42;
 267   bo.anonymity_level = 1;
 268   bo.replication_level = 0;
 269   bo.expiration_time = GNUNET_TIME_relative_to_absolute (LIFETIME);
 270   fi1 =
 271       GNUNET_FS_file_information_create_from_file (fs, "publish-context1", fn1,
 272                                                    kuri, meta, GNUNET_YES, &bo);
 273   GNUNET_assert (NULL != fi1);
 274   bo.anonymity_level = 2;
 275   fi2 =
 276       GNUNET_FS_file_information_create_from_file (fs, "publish-context2", fn2,
 277                                                    kuri, meta, GNUNET_YES, &bo);
 278   GNUNET_assert (NULL != fi2);
 279   bo.anonymity_level = 3;
 280   fidir =
 281       GNUNET_FS_file_information_create_empty_directory (fs,
 282                                                          "publish-context-dir",
 283                                                          kuri, meta, &bo, NULL);
 284   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi1));
 285   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi2));
 286   GNUNET_FS_uri_destroy (kuri);
 287   GNUNET_CONTAINER_meta_data_destroy (meta);
 288   GNUNET_assert (NULL != fidir);
 289   start = GNUNET_TIME_absolute_get ();
 290   GNUNET_FS_publish_start (fs, fidir, NULL, NULL, NULL,
 291                            GNUNET_FS_PUBLISH_OPTION_NONE);
 292   GNUNET_assert (publish != NULL);
 293 }
 294
 295
 296 int
 297 main (int argc, char *argv[])
 298 {
 299   if (0 != GNUNET_TESTING_peer_run ("test-fs-publish-persistence",
 300                                     "test_fs_publish_data.conf",
 301                                     &run, NULL))
 302     return 1;
 303   return err;
 304 }
 305
 306 /* end of test_fs_publish_persistence.c */