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 /**
  22  * @file fs/test_fs_publish_persistence.c
  23  * @brief simple testcase for persistence of simple publish operation
  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
  32 #define VERBOSE GNUNET_EXTRA_LOGGING
  33
  34 #define START_ARM GNUNET_YES
  35
  36 /**
  37  * File-size we use for testing.
  38  */
  39 #define FILESIZE (1024 * 1024 * 2)
  40
  41 /**
  42  * How long until we give up on transmitting the message?
  43  */
  44 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
  45
  46 /**
  47  * How long should our test-content live?
  48  */
  49 #define LIFETIME GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MINUTES, 15)
  50
  51 struct PeerContext
  52 {
  53   struct GNUNET_CONFIGURATION_Handle *cfg;
  54 #if START_ARM
  55   struct GNUNET_OS_Process *arm_proc;
  56 #endif
  57 };
  58
  59 static struct PeerContext p1;
  60
  61 static struct GNUNET_TIME_Absolute start;
  62
  63 static struct GNUNET_FS_Handle *fs;
  64
  65 static const struct GNUNET_CONFIGURATION_Handle *cfg;
  66
  67 static struct GNUNET_FS_PublishContext *publish;
  68
  69 static struct GNUNET_FS_PublishContext *publish;
  70
  71 static char *fn1;
  72
  73 static char *fn2;
  74
  75 static int err;
  76
  77 static GNUNET_SCHEDULER_TaskIdentifier rtask;
  78
  79 static void
  80 abort_publish_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
  81 {
  82   GNUNET_FS_publish_stop (publish);
  83   publish = NULL;
  84   GNUNET_DISK_directory_remove (fn1);
  85   GNUNET_free (fn1);
  86   fn1 = NULL;
  87   GNUNET_DISK_directory_remove (fn2);
  88   GNUNET_free (fn2);
  89   fn2 = NULL;
  90   GNUNET_FS_stop (fs);
  91   fs = NULL;
  92   if (GNUNET_SCHEDULER_NO_TASK != rtask)
  93   {
  94     GNUNET_SCHEDULER_cancel (rtask);
  95     rtask = GNUNET_SCHEDULER_NO_TASK;
  96   }
  97 }
  98
  99
 100 static void *
 101 progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event);
 102
 103
 104 static void
 105 restart_fs_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
 106 {
 107   rtask = GNUNET_SCHEDULER_NO_TASK;
 108   GNUNET_FS_stop (fs);
 109   fs = GNUNET_FS_start (cfg, "test-fs-publish-persistence", &progress_cb, NULL,
 110                         GNUNET_FS_FLAGS_PERSISTENCE, GNUNET_FS_OPTIONS_END);
 111 }
 112
 113
 114 /**
 115  * Consider scheduling the restart-task.
 116  * Only runs the restart task once per event
 117  * category.
 118  *
 119  * @param ev type of the event to consider
 120  */
 121 static void
 122 consider_restart (int ev)
 123 {
 124   static int prev[32];
 125   static int off;
 126   int i;
 127
 128   for (i = 0; i < off; i++)
 129     if (prev[i] == ev)
 130       return;
 131   prev[off++] = ev;
 132   rtask =
 133       GNUNET_SCHEDULER_add_with_priority (GNUNET_SCHEDULER_PRIORITY_URGENT,
 134                                           &restart_fs_task, NULL);
 135 }
 136
 137
 138 static void *
 139 progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event)
 140 {
 141   void *ret;
 142
 143   ret = NULL;
 144   switch (event->status)
 145   {
 146   case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 147     consider_restart (event->status);
 148     ret = event->value.publish.cctx;
 149     printf ("Publish complete,  %llu kbps.\n",
 150             (unsigned long long) (FILESIZE * 1000LL /
 151                                   (1 +
 152                                    GNUNET_TIME_absolute_get_duration
 153                                    (start).rel_value) / 1024));
 154     if (0 == strcmp ("publish-context-dir", event->value.publish.cctx))
 155       GNUNET_SCHEDULER_add_now (&abort_publish_task, NULL);
 156     break;
 157   case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 158     consider_restart (event->status);
 159     ret = event->value.publish.cctx;
 160     GNUNET_assert (publish == event->value.publish.pc);
 161 #if VERBOSE
 162     printf ("Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 163             (unsigned long long) event->value.publish.completed,
 164             (unsigned long long) event->value.publish.size,
 165             event->value.publish.specifics.progress.depth,
 166             (unsigned long long) event->value.publish.specifics.
 167             progress.offset);
 168 #endif
 169     break;
 170   case GNUNET_FS_STATUS_PUBLISH_SUSPEND:
 171     if (event->value.publish.pc == publish)
 172       publish = NULL;
 173     break;
 174   case GNUNET_FS_STATUS_PUBLISH_RESUME:
 175     if (NULL == publish)
 176     {
 177       GNUNET_assert (GNUNET_YES ==
 178                      GNUNET_FS_file_information_is_directory (event->
 179                                                               value.publish.
 180                                                               fi));
 181       publish = event->value.publish.pc;
 182       return "publish-context-dir";
 183     }
 184     break;
 185   case GNUNET_FS_STATUS_PUBLISH_ERROR:
 186     ret = event->value.publish.cctx;
 187     FPRINTF (stderr, "Error publishing file: %s\n",
 188              event->value.publish.specifics.error.message);
 189     err = 1;
 190     GNUNET_SCHEDULER_add_now (&abort_publish_task, NULL);
 191     break;
 192   case GNUNET_FS_STATUS_PUBLISH_START:
 193     consider_restart (event->status);
 194     publish = event->value.publish.pc;
 195     ret = event->value.publish.cctx;
 196     if (0 == strcmp ("publish-context1", event->value.publish.cctx))
 197     {
 198       GNUNET_assert (0 ==
 199                      strcmp ("publish-context-dir", 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     }
 204     else if (0 == strcmp ("publish-context2", event->value.publish.cctx))
 205     {
 206       GNUNET_assert (0 ==
 207                      strcmp ("publish-context-dir", event->value.publish.pctx));
 208       GNUNET_assert (FILESIZE == event->value.publish.size);
 209       GNUNET_assert (0 == event->value.publish.completed);
 210       GNUNET_assert (2 == event->value.publish.anonymity);
 211     }
 212     else if (0 == strcmp ("publish-context-dir", event->value.publish.cctx))
 213     {
 214       GNUNET_assert (0 == event->value.publish.completed);
 215       GNUNET_assert (3 == event->value.publish.anonymity);
 216     }
 217     else
 218       GNUNET_assert (0);
 219     break;
 220   case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 221     consider_restart (event->status);
 222     if (0 == strcmp ("publish-context-dir", event->value.publish.cctx))
 223       GNUNET_assert (publish == event->value.publish.pc);
 224     break;
 225   default:
 226     printf ("Unexpected event: %d\n", event->status);
 227     break;
 228   }
 229   return ret;
 230 }
 231
 232
 233 static void
 234 setup_peer (struct PeerContext *p, const char *cfgname)
 235 {
 236   p->cfg = GNUNET_CONFIGURATION_create ();
 237 #if START_ARM
 238   p->arm_proc =
 239       GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
 240                                "gnunet-service-arm",
 241 #if VERBOSE
 242                                "-L", "DEBUG",
 243 #endif
 244                                "-c", cfgname, NULL);
 245 #endif
 246   GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
 247 }
 248
 249
 250 static void
 251 stop_arm (struct PeerContext *p)
 252 {
 253 #if START_ARM
 254   if (NULL != p->arm_proc)
 255   {
 256     if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
 257       GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
 258     if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
 259       GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
 260     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ARM process %u stopped\n",
 261                 GNUNET_OS_process_get_pid (p->arm_proc));
 262     GNUNET_OS_process_close (p->arm_proc);
 263     p->arm_proc = NULL;
 264   }
 265 #endif
 266   GNUNET_CONFIGURATION_destroy (p->cfg);
 267 }
 268
 269
 270 static void
 271 run (void *cls, char *const *args, const char *cfgfile,
 272      const struct GNUNET_CONFIGURATION_Handle *c)
 273 {
 274   const char *keywords[] = {
 275     "down_foo",
 276     "down_bar",
 277   };
 278   char *buf;
 279   struct GNUNET_CONTAINER_MetaData *meta;
 280   struct GNUNET_FS_Uri *kuri;
 281   struct GNUNET_FS_FileInformation *fi1;
 282   struct GNUNET_FS_FileInformation *fi2;
 283   struct GNUNET_FS_FileInformation *fidir;
 284   size_t i;
 285   struct GNUNET_FS_BlockOptions bo;
 286
 287   cfg = c;
 288   setup_peer (&p1, "test_fs_publish_data.conf");
 289   fs = GNUNET_FS_start (cfg, "test-fs-publish-persistence", &progress_cb, NULL,
 290                         GNUNET_FS_FLAGS_PERSISTENCE, GNUNET_FS_OPTIONS_END);
 291   GNUNET_assert (NULL != fs);
 292   fn1 = GNUNET_DISK_mktemp ("gnunet-publish-test-dst");
 293   buf = GNUNET_malloc (FILESIZE);
 294   for (i = 0; i < FILESIZE; i++)
 295     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 296   GNUNET_assert (FILESIZE ==
 297                  GNUNET_DISK_fn_write (fn1, buf, FILESIZE,
 298                                        GNUNET_DISK_PERM_USER_READ |
 299                                        GNUNET_DISK_PERM_USER_WRITE));
 300   GNUNET_free (buf);
 301
 302   fn2 = GNUNET_DISK_mktemp ("gnunet-publish-test-dst");
 303   buf = GNUNET_malloc (FILESIZE);
 304   for (i = 0; i < FILESIZE; i++)
 305     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 306   GNUNET_assert (FILESIZE ==
 307                  GNUNET_DISK_fn_write (fn2, buf, FILESIZE,
 308                                        GNUNET_DISK_PERM_USER_READ |
 309                                        GNUNET_DISK_PERM_USER_WRITE));
 310   GNUNET_free (buf);
 311
 312   meta = GNUNET_CONTAINER_meta_data_create ();
 313   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 314   bo.content_priority = 42;
 315   bo.anonymity_level = 1;
 316   bo.replication_level = 0;
 317   bo.expiration_time = GNUNET_TIME_relative_to_absolute (LIFETIME);
 318   fi1 =
 319       GNUNET_FS_file_information_create_from_file (fs, "publish-context1", fn1,
 320                                                    kuri, meta, GNUNET_YES, &bo);
 321   GNUNET_assert (NULL != fi1);
 322   bo.anonymity_level = 2;
 323   fi2 =
 324       GNUNET_FS_file_information_create_from_file (fs, "publish-context2", fn2,
 325                                                    kuri, meta, GNUNET_YES, &bo);
 326   GNUNET_assert (NULL != fi2);
 327   bo.anonymity_level = 3;
 328   fidir =
 329       GNUNET_FS_file_information_create_empty_directory (fs,
 330                                                          "publish-context-dir",
 331                                                          kuri, meta, &bo, NULL);
 332   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi1));
 333   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi2));
 334   GNUNET_FS_uri_destroy (kuri);
 335   GNUNET_CONTAINER_meta_data_destroy (meta);
 336   GNUNET_assert (NULL != fidir);
 337   start = GNUNET_TIME_absolute_get ();
 338   GNUNET_FS_publish_start (fs, fidir, NULL, NULL, NULL,
 339                            GNUNET_FS_PUBLISH_OPTION_NONE);
 340   GNUNET_assert (publish != NULL);
 341 }
 342
 343
 344 int
 345 main (int argc, char *argv[])
 346 {
 347   char *const argvx[] = {
 348     "test-fs-publish-persistence",
 349     "-c",
 350     "test_fs_publish_data.conf",
 351 #if VERBOSE
 352     "-L", "DEBUG",
 353 #endif
 354     NULL
 355   };
 356   struct GNUNET_GETOPT_CommandLineOption options[] = {
 357     GNUNET_GETOPT_OPTION_END
 358   };
 359
 360   GNUNET_log_setup ("test_fs_publish_persistence",
 361 #if VERBOSE
 362                     "DEBUG",
 363 #else
 364                     "WARNING",
 365 #endif
 366                     NULL);
 367   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1, argvx,
 368                       "test-fs-publish", "nohelp", options, &run, NULL);
 369   stop_arm (&p1);
 370   GNUNET_DISK_directory_remove ("/tmp/gnunet-test-fs-publish/");
 371   if (fn1 != NULL)
 372   {
 373     GNUNET_DISK_directory_remove (fn1);
 374     GNUNET_free (fn1);
 375   }
 376   if (fn2 != NULL)
 377   {
 378     GNUNET_DISK_directory_remove (fn2);
 379     GNUNET_free (fn2);
 380   }
 381   return err;
 382 }
 383
 384 /* end of test_fs_publish_persistence.c */