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_NO
  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 *progress_cb (void *cls,
 101                           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,
 110                         "test-fs-publish-persistence",
 111                         &progress_cb,
 112                         NULL,
 113                         GNUNET_FS_FLAGS_PERSISTENCE, GNUNET_FS_OPTIONS_END);
 114 }
 115
 116
 117 /**
 118  * Consider scheduling the restart-task.
 119  * Only runs the restart task once per event
 120  * category.
 121  *
 122  * @param ev type of the event to consider
 123  */
 124 static void
 125 consider_restart (int ev)
 126 {
 127   static int prev[32];
 128   static int off;
 129   int i;
 130
 131   for (i = 0; i < off; i++)
 132     if (prev[i] == ev)
 133       return;
 134   prev[off++] = ev;
 135   rtask = GNUNET_SCHEDULER_add_with_priority (GNUNET_SCHEDULER_PRIORITY_URGENT,
 136                                               &restart_fs_task, NULL);
 137 }
 138
 139
 140 static void *
 141 progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event)
 142 {
 143   void *ret;
 144
 145   ret = NULL;
 146   switch (event->status)
 147   {
 148   case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 149     consider_restart (event->status);
 150     ret = event->value.publish.cctx;
 151     printf ("Publish complete,  %llu kbps.\n",
 152             (unsigned long long) (FILESIZE * 1000LL /
 153                                   (1 +
 154                                    GNUNET_TIME_absolute_get_duration
 155                                    (start).rel_value) / 1024));
 156     if (0 == strcmp ("publish-context-dir", event->value.publish.cctx))
 157       GNUNET_SCHEDULER_add_now (&abort_publish_task, NULL);
 158     break;
 159   case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 160     consider_restart (event->status);
 161     ret = event->value.publish.cctx;
 162     GNUNET_assert (publish == event->value.publish.pc);
 163 #if VERBOSE
 164     printf ("Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 165             (unsigned long long) event->value.publish.completed,
 166             (unsigned long long) event->value.publish.size,
 167             event->value.publish.specifics.progress.depth,
 168             (unsigned long long) event->value.publish.specifics.
 169             progress.offset);
 170 #endif
 171     break;
 172   case GNUNET_FS_STATUS_PUBLISH_SUSPEND:
 173     if (event->value.publish.pc == publish)
 174       publish = NULL;
 175     break;
 176   case GNUNET_FS_STATUS_PUBLISH_RESUME:
 177     if (NULL == publish)
 178     {
 179       GNUNET_assert (GNUNET_YES ==
 180                      GNUNET_FS_file_information_is_directory (event->
 181                                                               value.publish.
 182                                                               fi));
 183       publish = event->value.publish.pc;
 184       return "publish-context-dir";
 185     }
 186     break;
 187   case GNUNET_FS_STATUS_PUBLISH_ERROR:
 188     ret = event->value.publish.cctx;
 189     fprintf (stderr,
 190              "Error publishing file: %s\n",
 191              event->value.publish.specifics.error.message);
 192     err = 1;
 193     GNUNET_SCHEDULER_add_now (&abort_publish_task, NULL);
 194     break;
 195   case GNUNET_FS_STATUS_PUBLISH_START:
 196     consider_restart (event->status);
 197     publish = event->value.publish.pc;
 198     ret = event->value.publish.cctx;
 199     if (0 == strcmp ("publish-context1", event->value.publish.cctx))
 200     {
 201       GNUNET_assert (0 == strcmp ("publish-context-dir",
 202                                   event->value.publish.pctx));
 203       GNUNET_assert (FILESIZE == event->value.publish.size);
 204       GNUNET_assert (0 == event->value.publish.completed);
 205       GNUNET_assert (1 == event->value.publish.anonymity);
 206     }
 207     else if (0 == strcmp ("publish-context2", event->value.publish.cctx))
 208     {
 209       GNUNET_assert (0 == strcmp ("publish-context-dir",
 210                                   event->value.publish.pctx));
 211       GNUNET_assert (FILESIZE == event->value.publish.size);
 212       GNUNET_assert (0 == event->value.publish.completed);
 213       GNUNET_assert (2 == event->value.publish.anonymity);
 214     }
 215     else if (0 == strcmp ("publish-context-dir", event->value.publish.cctx))
 216     {
 217       GNUNET_assert (0 == event->value.publish.completed);
 218       GNUNET_assert (3 == event->value.publish.anonymity);
 219     }
 220     else
 221       GNUNET_assert (0);
 222     break;
 223   case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 224     consider_restart (event->status);
 225     if (0 == strcmp ("publish-context-dir", event->value.publish.cctx))
 226       GNUNET_assert (publish == event->value.publish.pc);
 227     break;
 228   default:
 229     printf ("Unexpected event: %d\n", event->status);
 230     break;
 231   }
 232   return ret;
 233 }
 234
 235
 236 static void
 237 setup_peer (struct PeerContext *p, const char *cfgname)
 238 {
 239   p->cfg = GNUNET_CONFIGURATION_create ();
 240 #if START_ARM
 241   p->arm_proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
 242                                          "gnunet-service-arm",
 243 #if VERBOSE
 244                                          "-L", "DEBUG",
 245 #endif
 246                                          "-c", cfgname, NULL);
 247 #endif
 248   GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
 249 }
 250
 251
 252 static void
 253 stop_arm (struct PeerContext *p)
 254 {
 255 #if START_ARM
 256   if (NULL != p->arm_proc)
 257   {
 258     if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
 259       GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
 260     if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
 261       GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
 262     GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 263                 "ARM process %u stopped\n",
 264                 GNUNET_OS_process_get_pid (p->arm_proc));
 265     GNUNET_OS_process_close (p->arm_proc);
 266     p->arm_proc = NULL;
 267   }
 268 #endif
 269   GNUNET_CONFIGURATION_destroy (p->cfg);
 270 }
 271
 272
 273 static void
 274 run (void *cls,
 275      char *const *args,
 276      const char *cfgfile, const struct GNUNET_CONFIGURATION_Handle *c)
 277 {
 278   const char *keywords[] = {
 279     "down_foo",
 280     "down_bar",
 281   };
 282   char *buf;
 283   struct GNUNET_CONTAINER_MetaData *meta;
 284   struct GNUNET_FS_Uri *kuri;
 285   struct GNUNET_FS_FileInformation *fi1;
 286   struct GNUNET_FS_FileInformation *fi2;
 287   struct GNUNET_FS_FileInformation *fidir;
 288   size_t i;
 289   struct GNUNET_FS_BlockOptions bo;
 290
 291   cfg = c;
 292   setup_peer (&p1, "test_fs_publish_data.conf");
 293   fs = GNUNET_FS_start (cfg,
 294                         "test-fs-publish-persistence",
 295                         &progress_cb,
 296                         NULL,
 297                         GNUNET_FS_FLAGS_PERSISTENCE, GNUNET_FS_OPTIONS_END);
 298   GNUNET_assert (NULL != fs);
 299   fn1 = GNUNET_DISK_mktemp ("gnunet-publish-test-dst");
 300   buf = GNUNET_malloc (FILESIZE);
 301   for (i = 0; i < FILESIZE; i++)
 302     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 303   GNUNET_assert (FILESIZE ==
 304                  GNUNET_DISK_fn_write (fn1,
 305                                        buf,
 306                                        FILESIZE,
 307                                        GNUNET_DISK_PERM_USER_READ |
 308                                        GNUNET_DISK_PERM_USER_WRITE));
 309   GNUNET_free (buf);
 310
 311   fn2 = GNUNET_DISK_mktemp ("gnunet-publish-test-dst");
 312   buf = GNUNET_malloc (FILESIZE);
 313   for (i = 0; i < FILESIZE; i++)
 314     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 315   GNUNET_assert (FILESIZE ==
 316                  GNUNET_DISK_fn_write (fn2,
 317                                        buf,
 318                                        FILESIZE,
 319                                        GNUNET_DISK_PERM_USER_READ |
 320                                        GNUNET_DISK_PERM_USER_WRITE));
 321   GNUNET_free (buf);
 322
 323   meta = GNUNET_CONTAINER_meta_data_create ();
 324   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 325   bo.content_priority = 42;
 326   bo.anonymity_level = 1;
 327   bo.replication_level = 0;
 328   bo.expiration_time = GNUNET_TIME_relative_to_absolute (LIFETIME);
 329   fi1 = GNUNET_FS_file_information_create_from_file (fs,
 330                                                      "publish-context1",
 331                                                      fn1,
 332                                                      kuri,
 333                                                      meta, GNUNET_YES, &bo);
 334   GNUNET_assert (NULL != fi1);
 335   bo.anonymity_level = 2;
 336   fi2 = GNUNET_FS_file_information_create_from_file (fs,
 337                                                      "publish-context2",
 338                                                      fn2,
 339                                                      kuri,
 340                                                      meta, GNUNET_YES, &bo);
 341   GNUNET_assert (NULL != fi2);
 342   bo.anonymity_level = 3;
 343   fidir = GNUNET_FS_file_information_create_empty_directory (fs,
 344                                                              "publish-context-dir",
 345                                                              kuri, meta, &bo);
 346   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi1));
 347   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi2));
 348   GNUNET_FS_uri_destroy (kuri);
 349   GNUNET_CONTAINER_meta_data_destroy (meta);
 350   GNUNET_assert (NULL != fidir);
 351   start = GNUNET_TIME_absolute_get ();
 352   GNUNET_FS_publish_start (fs,
 353                            fidir,
 354                            NULL, NULL, NULL, GNUNET_FS_PUBLISH_OPTION_NONE);
 355   GNUNET_assert (publish != NULL);
 356 }
 357
 358
 359 int
 360 main (int argc, char *argv[])
 361 {
 362   char *const argvx[] = {
 363     "test-fs-publish-persistence",
 364     "-c",
 365     "test_fs_publish_data.conf",
 366 #if VERBOSE
 367     "-L", "DEBUG",
 368 #endif
 369     NULL
 370   };
 371   struct GNUNET_GETOPT_CommandLineOption options[] = {
 372     GNUNET_GETOPT_OPTION_END
 373   };
 374
 375   GNUNET_log_setup ("test_fs_publish_persistence",
 376 #if VERBOSE
 377                     "DEBUG",
 378 #else
 379                     "WARNING",
 380 #endif
 381                     NULL);
 382   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
 383                       argvx, "test-fs-publish", "nohelp", options, &run, NULL);
 384   stop_arm (&p1);
 385   GNUNET_DISK_directory_remove ("/tmp/gnunet-test-fs-publish/");
 386   if (fn1 != NULL)
 387   {
 388     GNUNET_DISK_directory_remove (fn1);
 389     GNUNET_free (fn1);
 390   }
 391   if (fn2 != NULL)
 392   {
 393     GNUNET_DISK_directory_remove (fn2);
 394     GNUNET_free (fn2);
 395   }
 396   return err;
 397 }
 398
 399 /* end of test_fs_publish_persistence.c */