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 void
  78 abort_publish_task (void *cls,
  79                     const struct GNUNET_SCHEDULER_TaskContext *tc)
  80 {
  81   GNUNET_FS_publish_stop (publish);
  82   publish = NULL;
  83   GNUNET_DISK_directory_remove (fn1);
  84   GNUNET_free (fn1);
  85   fn1 = NULL;
  86   GNUNET_DISK_directory_remove (fn2);
  87   GNUNET_free (fn2);
  88   fn2 = NULL;
  89 }
  90
  91
  92 static void *
  93 progress_cb (void *cls,
  94              const struct GNUNET_FS_ProgressInfo *event);
  95
  96
  97 static void
  98 restart_fs_task (void *cls,
  99                  const struct GNUNET_SCHEDULER_TaskContext *tc)
 100 {
 101   GNUNET_FS_stop (fs);
 102   fs = GNUNET_FS_start (cfg,
 103                         "test-fs-publish-persistence",
 104                         &progress_cb,
 105                         NULL,
 106                         GNUNET_FS_FLAGS_PERSISTENCE,
 107                         GNUNET_FS_OPTIONS_END);
 108 }
 109
 110
 111 /**
 112  * Consider scheduling the restart-task.
 113  * Only runs the restart task once per event
 114  * category.
 115  *
 116  * @param ev type of the event to consider
 117  */
 118 static void
 119 consider_restart (int ev)
 120 {
 121   static int prev[32];
 122   static int off;
 123   int i;
 124   for (i=0;i<off;i++)
 125     if (prev[i] == ev)
 126       return;
 127   prev[off++] = ev;
 128   GNUNET_SCHEDULER_add_with_priority (GNUNET_SCHEDULER_PRIORITY_URGENT,
 129                                       &restart_fs_task,
 130                                       NULL);
 131 }
 132
 133
 134 static void *
 135 progress_cb (void *cls,
 136              const struct GNUNET_FS_ProgressInfo *event)
 137 {
 138   void *ret;
 139
 140   ret = NULL;
 141   switch (event->status)
 142     {
 143     case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 144       consider_restart (event->status);
 145       ret = event->value.publish.cctx;
 146       printf ("Publish complete,  %llu kbps.\n",
 147               (unsigned long long) (FILESIZE * 1000 / (1+GNUNET_TIME_absolute_get_duration (start).rel_value) / 1024));
 148       if (0 == strcmp ("publish-context-dir",
 149                        event->value.publish.cctx))
 150         GNUNET_SCHEDULER_add_continuation (&abort_publish_task,
 151                                            NULL,
 152                                            GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 153       break;
 154     case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 155       consider_restart (event->status);
 156       ret = event->value.publish.cctx;
 157       GNUNET_assert (publish == event->value.publish.pc);
 158 #if VERBOSE
 159       printf ("Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 160               (unsigned long long) event->value.publish.completed,
 161               (unsigned long long) event->value.publish.size,
 162               event->value.publish.specifics.progress.depth,
 163               (unsigned long long) event->value.publish.specifics.progress.offset);
 164 #endif
 165       break;
 166     case GNUNET_FS_STATUS_PUBLISH_SUSPEND:
 167       if  (event->value.publish.pc == publish)
 168         publish = NULL;
 169       break;
 170     case GNUNET_FS_STATUS_PUBLISH_RESUME:
 171       if (NULL == publish)
 172         {
 173           publish = event->value.publish.pc;
 174           return "publish-context-dir";
 175         }
 176       break;
 177     case GNUNET_FS_STATUS_PUBLISH_ERROR:
 178       ret = event->value.publish.cctx;
 179       fprintf (stderr,
 180                "Error publishing file: %s\n",
 181                event->value.publish.specifics.error.message);
 182       err = 1;
 183       if (0 == strcmp ("publish-context-dir",
 184                        event->value.publish.cctx))
 185         GNUNET_SCHEDULER_add_continuation (&abort_publish_task,
 186                                            NULL,
 187                                            GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 188       break;
 189     case GNUNET_FS_STATUS_PUBLISH_START:
 190       consider_restart (event->status);
 191       publish = event->value.publish.pc;
 192       ret = event->value.publish.cctx;
 193       if (0 == strcmp ("publish-context1",
 194                        event->value.publish.cctx))
 195         {
 196           GNUNET_assert (0 == strcmp ("publish-context-dir",
 197                                       event->value.publish.pctx));
 198           GNUNET_assert (FILESIZE == event->value.publish.size);
 199           GNUNET_assert (0 == event->value.publish.completed);
 200           GNUNET_assert (1 == event->value.publish.anonymity);
 201         }
 202       else if (0 == strcmp ("publish-context2",
 203                             event->value.publish.cctx))
 204         {
 205           GNUNET_assert (0 == strcmp ("publish-context-dir",
 206                                       event->value.publish.pctx));
 207           GNUNET_assert (FILESIZE == event->value.publish.size);
 208           GNUNET_assert (0 == event->value.publish.completed);
 209           GNUNET_assert (2 == event->value.publish.anonymity);
 210         }
 211       else if (0 == strcmp ("publish-context-dir",
 212                             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",
 223                        event->value.publish.cctx))
 224         GNUNET_assert (publish == event->value.publish.pc);
 225       break;
 226     default:
 227       printf ("Unexpected event: %d\n",
 228               event->status);
 229       break;
 230     }
 231   return ret;
 232 }
 233
 234
 235 static void
 236 setup_peer (struct PeerContext *p, const char *cfgname)
 237 {
 238   p->cfg = GNUNET_CONFIGURATION_create ();
 239 #if START_ARM
 240   p->arm_proc = GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
 241                                         "gnunet-service-arm",
 242 #if VERBOSE
 243                                         "-L", "DEBUG",
 244 #endif
 245                                         "-c", cfgname, NULL);
 246 #endif
 247   GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
 248 }
 249
 250
 251 static void
 252 stop_arm (struct PeerContext *p)
 253 {
 254 #if START_ARM
 255   if (NULL != p->arm_proc)
 256     {
 257       if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
 258         GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
 259       if (GNUNET_OS_process_wait(p->arm_proc) != GNUNET_OK)
 260         GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
 261       GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 262                   "ARM process %u stopped\n", GNUNET_OS_process_get_pid (p->arm_proc));
 263       GNUNET_OS_process_close (p->arm_proc);
 264       p->arm_proc = NULL;
 265     }
 266 #endif
 267   GNUNET_CONFIGURATION_destroy (p->cfg);
 268 }
 269
 270
 271 static void
 272 run (void *cls,
 273      char *const *args,
 274      const char *cfgfile,
 275      const struct GNUNET_CONFIGURATION_Handle *c)
 276 {
 277   const char *keywords[] = {
 278     "down_foo",
 279     "down_bar",
 280   };
 281   char *buf;
 282   struct GNUNET_CONTAINER_MetaData *meta;
 283   struct GNUNET_FS_Uri *kuri;
 284   struct GNUNET_FS_FileInformation *fi1;
 285   struct GNUNET_FS_FileInformation *fi2;
 286   struct GNUNET_FS_FileInformation *fidir;
 287   size_t i;
 288   struct GNUNET_FS_BlockOptions bo;
 289
 290   cfg = c;
 291   setup_peer (&p1, "test_fs_publish_data.conf");
 292   fs = GNUNET_FS_start (cfg,
 293                         "test-fs-publish-persistence",
 294                         &progress_cb,
 295                         NULL,
 296                         GNUNET_FS_FLAGS_PERSISTENCE,
 297                         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 | GNUNET_DISK_PERM_USER_WRITE));
 308   GNUNET_free (buf);
 309
 310   fn2 = GNUNET_DISK_mktemp ("gnunet-publish-test-dst");
 311   buf = GNUNET_malloc (FILESIZE);
 312   for (i = 0; i < FILESIZE; i++)
 313     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 314   GNUNET_assert (FILESIZE ==
 315                  GNUNET_DISK_fn_write (fn2,
 316                                        buf,
 317                                        FILESIZE,
 318                                        GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE));
 319   GNUNET_free (buf);
 320
 321   meta = GNUNET_CONTAINER_meta_data_create ();
 322   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 323   bo.content_priority = 42;
 324   bo.anonymity_level = 1;
 325   bo.replication_level = 0;
 326   bo.expiration_time = GNUNET_TIME_relative_to_absolute (LIFETIME);
 327   fi1 = GNUNET_FS_file_information_create_from_file (fs,
 328                                                      "publish-context1",
 329                                                      fn1,
 330                                                      kuri,
 331                                                      meta,
 332                                                      GNUNET_YES,
 333                                                      &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,
 341                                                      GNUNET_YES,
 342                                                      &bo);
 343   GNUNET_assert (NULL != fi2);
 344   bo.anonymity_level = 3;
 345   fidir = GNUNET_FS_file_information_create_empty_directory (fs,
 346                                                              "publish-context-dir",
 347                                                              kuri,
 348                                                              meta,
 349                                                              &bo);
 350   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi1));
 351   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi2));
 352   GNUNET_FS_uri_destroy (kuri);
 353   GNUNET_CONTAINER_meta_data_destroy (meta);
 354   GNUNET_assert (NULL != fidir);
 355   start = GNUNET_TIME_absolute_get ();
 356   GNUNET_FS_publish_start (fs,
 357                            fidir,
 358                            NULL, NULL, NULL,
 359                            GNUNET_FS_PUBLISH_OPTION_NONE);
 360   GNUNET_assert (publish != NULL);
 361 }
 362
 363
 364 int
 365 main (int argc, char *argv[])
 366 {
 367   char *const argvx[] = {
 368     "test-fs-publish-persistence",
 369     "-c",
 370     "test_fs_publish_data.conf",
 371 #if VERBOSE
 372     "-L", "DEBUG",
 373 #endif
 374     NULL
 375   };
 376   struct GNUNET_GETOPT_CommandLineOption options[] = {
 377     GNUNET_GETOPT_OPTION_END
 378   };
 379
 380   GNUNET_log_setup ("test_fs_publish_persistence",
 381 #if VERBOSE
 382                     "DEBUG",
 383 #else
 384                     "WARNING",
 385 #endif
 386                     NULL);
 387   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
 388                       argvx, "test-fs-publish",
 389                       "nohelp", options, &run, NULL);
 390   stop_arm (&p1);
 391   GNUNET_DISK_directory_remove ("/tmp/gnunet-test-fs-publish/");
 392   if (fn1 != NULL)
 393     {
 394       GNUNET_DISK_directory_remove (fn1);
 395       GNUNET_free (fn1);
 396     }
 397   if (fn2 != NULL)
 398     {
 399       GNUNET_DISK_directory_remove (fn2);
 400       GNUNET_free (fn2);
 401     }
 402   return err;
 403 }
 404
 405 /* end of test_fs_publish_persistence.c */