src/fs/test_fs_unindex_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 2, 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_unindex_persistence.c
  23  * @brief simple testcase for simple publish + unindex operation
  24  * @author Christian Grothoff
  25  */
  26 #include "platform.h"
  27 #include "gnunet_util_lib.h"
  28 #include "gnunet_arm_service.h"
  29 #include "gnunet_fs_service.h"
  30
  31 #define VERBOSE GNUNET_NO
  32
  33 #define START_ARM GNUNET_YES
  34
  35 /**
  36  * File-size we use for testing.
  37  */
  38 #define FILESIZE (1024 * 1024 * 2)
  39
  40 /**
  41  * How long until we give up on transmitting the message?
  42  */
  43 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)
  44
  45 /**
  46  * How long should our test-content live?
  47  */
  48 #define LIFETIME GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MINUTES, 15)
  49
  50 struct PeerContext
  51 {
  52   struct GNUNET_CONFIGURATION_Handle *cfg;
  53 #if START_ARM
  54   pid_t arm_pid;
  55 #endif
  56 };
  57
  58 static struct PeerContext p1;
  59
  60 static struct GNUNET_TIME_Absolute start;
  61
  62 static struct GNUNET_SCHEDULER_Handle *sched;
  63
  64 static struct GNUNET_FS_Handle *fs;
  65
  66 static struct GNUNET_FS_UnindexContext *unindex;
  67
  68 static struct GNUNET_FS_PublishContext *publish;
  69
  70 static char *fn;
  71
  72 static const struct GNUNET_CONFIGURATION_Handle *cfg;
  73
  74 static void
  75 abort_publish_task (void *cls,
  76                      const struct GNUNET_SCHEDULER_TaskContext *tc)
  77 {
  78   GNUNET_FS_publish_stop (publish);
  79   publish = NULL;
  80 }
  81
  82
  83 static void
  84 abort_unindex_task (void *cls,
  85                     const struct GNUNET_SCHEDULER_TaskContext *tc)
  86 {
  87   GNUNET_FS_unindex_stop (unindex);
  88   unindex = NULL;
  89   GNUNET_DISK_directory_remove (fn);
  90   GNUNET_free (fn);
  91   fn = NULL;
  92 }
  93
  94
  95 static void *
  96 progress_cb (void *cls,
  97              const struct GNUNET_FS_ProgressInfo *event);
  98
  99
 100 static void
 101 restart_fs_task (void *cls,
 102                  const struct GNUNET_SCHEDULER_TaskContext *tc)
 103 {
 104   GNUNET_FS_stop (fs);
 105   fs = GNUNET_FS_start (sched,
 106                         cfg,
 107                         "test-fs-unindex-persistence",
 108                         &progress_cb,
 109                         NULL,
 110                         GNUNET_FS_FLAGS_PERSISTENCE,
 111                         GNUNET_FS_OPTIONS_END);
 112 }
 113
 114
 115 /**
 116  * Consider scheduling the restart-task.
 117  * Only runs the restart task once per event
 118  * category.
 119  *
 120  * @param ev type of the event to consider
 121  */
 122 static void
 123 consider_restart (int ev)
 124 {
 125   static int prev[32];
 126   static int off;
 127   int i;
 128   for (i=0;i<off;i++)
 129     if (prev[i] == ev)
 130       return;
 131   prev[off++] = ev;
 132   GNUNET_SCHEDULER_add_with_priority (sched,
 133                                       GNUNET_SCHEDULER_PRIORITY_URGENT,
 134                                       &restart_fs_task,
 135                                       NULL);
 136 }
 137
 138
 139 static void *
 140 progress_cb (void *cls,
 141              const struct GNUNET_FS_ProgressInfo *event)
 142 {
 143   switch (event->status)
 144     {
 145     case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 146 #if VERBOSE
 147       printf ("Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 148               (unsigned long long) event->value.publish.completed,
 149               (unsigned long long) event->value.publish.size,
 150               event->value.publish.specifics.progress.depth,
 151               (unsigned long long) event->value.publish.specifics.progress.offset);
 152 #endif
 153       break;
 154     case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 155       printf ("Publishing complete, %llu kbps.\n",
 156               (unsigned long long) (FILESIZE * 1000 / (1+GNUNET_TIME_absolute_get_duration (start).value) / 1024));
 157       start = GNUNET_TIME_absolute_get ();
 158       unindex = GNUNET_FS_unindex_start (fs,
 159                                          fn,
 160                                          "unindex");
 161       GNUNET_assert (unindex != NULL);
 162       break;
 163     case GNUNET_FS_STATUS_UNINDEX_COMPLETED:
 164       consider_restart (event->status);
 165       printf ("Unindex complete,  %llu kbps.\n",
 166               (unsigned long long) (FILESIZE * 1000 / (1+GNUNET_TIME_absolute_get_duration (start).value) / 1024));
 167       GNUNET_SCHEDULER_add_continuation (sched,
 168                                          &abort_unindex_task,
 169                                          NULL,
 170                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 171       break;
 172     case GNUNET_FS_STATUS_UNINDEX_PROGRESS:
 173       consider_restart (event->status);
 174       GNUNET_assert (unindex == event->value.unindex.uc);
 175 #if VERBOSE
 176       printf ("Unindex is progressing (%llu/%llu at level %u off %llu)...\n",
 177               (unsigned long long) event->value.unindex.completed,
 178               (unsigned long long) event->value.unindex.size,
 179               event->value.unindex.specifics.progress.depth,
 180               (unsigned long long) event->value.unindex.specifics.progress.offset);
 181 #endif
 182       break;
 183     case GNUNET_FS_STATUS_PUBLISH_ERROR:
 184       fprintf (stderr,
 185                "Error publishing file: %s\n",
 186                event->value.publish.specifics.error.message);
 187       GNUNET_break (0);
 188       GNUNET_SCHEDULER_add_continuation (sched,
 189                                          &abort_publish_task,
 190                                          NULL,
 191                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 192       break;
 193     case GNUNET_FS_STATUS_UNINDEX_ERROR:
 194       fprintf (stderr,
 195                "Error unindexing file: %s\n",
 196                event->value.unindex.specifics.error.message);
 197       GNUNET_SCHEDULER_add_continuation (sched,
 198                                          &abort_unindex_task,
 199                                          NULL,
 200                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 201       break;
 202     case GNUNET_FS_STATUS_PUBLISH_START:
 203       GNUNET_assert (0 == strcmp ("publish-context", event->value.publish.cctx));
 204       GNUNET_assert (NULL == event->value.publish.pctx);
 205       GNUNET_assert (FILESIZE == event->value.publish.size);
 206       GNUNET_assert (0 == event->value.publish.completed);
 207       GNUNET_assert (1 == event->value.publish.anonymity);
 208       break;
 209     case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 210       GNUNET_assert (publish == event->value.publish.sc);
 211       GNUNET_assert (FILESIZE == event->value.publish.size);
 212       GNUNET_assert (1 == event->value.publish.anonymity);
 213       GNUNET_FS_stop (fs);
 214       fs = NULL;
 215       break;
 216     case GNUNET_FS_STATUS_UNINDEX_START:
 217       consider_restart (event->status);
 218       GNUNET_assert (unindex == NULL);
 219       GNUNET_assert (0 == strcmp ("unindex", event->value.unindex.cctx));
 220       GNUNET_assert (0 == strcmp (fn, event->value.unindex.filename));
 221       GNUNET_assert (FILESIZE == event->value.unindex.size);
 222       GNUNET_assert (0 == event->value.unindex.completed);
 223       break;
 224     case GNUNET_FS_STATUS_UNINDEX_STOPPED:
 225       consider_restart (event->status);
 226       GNUNET_assert (unindex == event->value.unindex.uc);
 227       GNUNET_SCHEDULER_add_continuation (sched,
 228                                          &abort_publish_task,
 229                                          NULL,
 230                                          GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 231       break;
 232     default:
 233       printf ("Unexpected event: %d\n",
 234               event->status);
 235       break;
 236     }
 237   return NULL;
 238 }
 239
 240
 241 static void
 242 setup_peer (struct PeerContext *p, const char *cfgname)
 243 {
 244   p->cfg = GNUNET_CONFIGURATION_create ();
 245 #if START_ARM
 246   p->arm_pid = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
 247                                         "gnunet-service-arm",
 248 #if VERBOSE
 249                                         "-L", "DEBUG",
 250 #endif
 251                                         "-c", cfgname, NULL);
 252 #endif
 253   GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
 254 }
 255
 256
 257 static void
 258 stop_arm (struct PeerContext *p)
 259 {
 260 #if START_ARM
 261   if (0 != PLIBC_KILL (p->arm_pid, SIGTERM))
 262     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
 263   if (GNUNET_OS_process_wait(p->arm_pid) != GNUNET_OK)
 264     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
 265   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 266               "ARM process %u stopped\n", p->arm_pid);
 267 #endif
 268   GNUNET_CONFIGURATION_destroy (p->cfg);
 269 }
 270
 271
 272 static void
 273 run (void *cls,
 274      struct GNUNET_SCHEDULER_Handle *s,
 275      char *const *args,
 276      const char *cfgfile,
 277      const struct GNUNET_CONFIGURATION_Handle *c)
 278 {
 279   const char *keywords[] = {
 280     "down_foo",
 281     "down_bar",
 282   };
 283   char *buf;
 284   struct GNUNET_CONTAINER_MetaData *meta;
 285   struct GNUNET_FS_Uri *kuri;
 286   struct GNUNET_FS_FileInformation *fi;
 287   size_t i;
 288
 289   sched = s;
 290   cfg = c;
 291   setup_peer (&p1, "test_fs_unindex_data.conf");
 292   fn = GNUNET_DISK_mktemp ("gnunet-unindex-test-dst");
 293   fs = GNUNET_FS_start (sched,
 294                         cfg,
 295                         "test-fs-unindex-persistence",
 296                         &progress_cb,
 297                         NULL,
 298                         GNUNET_FS_FLAGS_PERSISTENCE,
 299                         GNUNET_FS_OPTIONS_END);
 300   GNUNET_assert (NULL != fs);
 301   buf = GNUNET_malloc (FILESIZE);
 302   for (i = 0; i < FILESIZE; i++)
 303     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 304   GNUNET_assert (FILESIZE ==
 305                  GNUNET_DISK_fn_write (fn,
 306                                        buf,
 307                                        FILESIZE,
 308                                        GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE));
 309   GNUNET_free (buf);
 310   meta = GNUNET_CONTAINER_meta_data_create ();
 311   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 312   fi = GNUNET_FS_file_information_create_from_file (fs,
 313                                                     "publish-context",
 314                                                     fn,
 315                                                     kuri,
 316                                                     meta,
 317                                                     GNUNET_YES,
 318                                                     1,
 319                                                     42,
 320                                                     GNUNET_TIME_relative_to_absolute (LIFETIME));
 321   GNUNET_FS_uri_destroy (kuri);
 322   GNUNET_CONTAINER_meta_data_destroy (meta);
 323   GNUNET_assert (NULL != fi);
 324   start = GNUNET_TIME_absolute_get ();
 325   publish = GNUNET_FS_publish_start (fs,
 326                                     fi,
 327                                     NULL, NULL, NULL,
 328                                     GNUNET_FS_PUBLISH_OPTION_NONE);
 329   GNUNET_assert (publish != NULL);
 330 }
 331
 332
 333 int
 334 main (int argc, char *argv[])
 335 {
 336   char *const argvx[] = {
 337     "test-fs-unindex",
 338     "-c",
 339     "test_fs_unindex_data.conf",
 340 #if VERBOSE
 341     "-L", "DEBUG",
 342 #endif
 343     NULL
 344   };
 345   struct GNUNET_GETOPT_CommandLineOption options[] = {
 346     GNUNET_GETOPT_OPTION_END
 347   };
 348
 349   GNUNET_log_setup ("test_fs_unindex_persistence",
 350 #if VERBOSE
 351                     "DEBUG",
 352 #else
 353                     "WARNING",
 354 #endif
 355                     NULL);
 356   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
 357                       argvx, "test-fs-unindex",
 358                       "nohelp", options, &run, NULL);
 359   stop_arm (&p1);
 360   GNUNET_DISK_directory_remove ("/tmp/gnunet-test-fs-unindex/");
 361   GNUNET_DISK_directory_remove (fn);
 362   GNUNET_free_non_null (fn);
 363   return 0;
 364 }
 365
 366 /* end of test_fs_unindex_persistence.c */