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_SCHEDULER_Handle *sched;
  64
  65 static struct GNUNET_FS_Handle *fs;
  66
  67 static const struct GNUNET_CONFIGURATION_Handle *cfg;
  68
  69 static struct GNUNET_FS_PublishContext *publish;
  70
  71 static struct GNUNET_FS_PublishContext *publish;
  72
  73 static char *fn1;
  74
  75 static char *fn2;
  76
  77 static int err;
  78
  79 static void
  80 abort_publish_task (void *cls,
  81                     const struct GNUNET_SCHEDULER_TaskContext *tc)
  82 {
  83   GNUNET_FS_publish_stop (publish);
  84   publish = NULL;
  85   GNUNET_DISK_directory_remove (fn1);
  86   GNUNET_free (fn1);
  87   fn1 = NULL;
  88   GNUNET_DISK_directory_remove (fn2);
  89   GNUNET_free (fn2);
  90   fn2 = NULL;
  91 }
  92
  93
  94 static void *
  95 progress_cb (void *cls,
  96              const struct GNUNET_FS_ProgressInfo *event);
  97
  98
  99 static void
 100 restart_fs_task (void *cls,
 101                  const struct GNUNET_SCHEDULER_TaskContext *tc)
 102 {
 103   GNUNET_FS_stop (fs);
 104   fs = GNUNET_FS_start (sched,
 105                         cfg,
 106                         "test-fs-publish-persistence",
 107                         &progress_cb,
 108                         NULL,
 109                         GNUNET_FS_FLAGS_PERSISTENCE,
 110                         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   for (i=0;i<off;i++)
 128     if (prev[i] == ev)
 129       return;
 130   prev[off++] = ev;
 131   GNUNET_SCHEDULER_add_with_priority (sched,
 132                                       GNUNET_SCHEDULER_PRIORITY_URGENT,
 133                                       &restart_fs_task,
 134                                       NULL);
 135 }
 136
 137
 138 static void *
 139 progress_cb (void *cls,
 140              const struct GNUNET_FS_ProgressInfo *event)
 141 {
 142   void *ret;
 143
 144   ret = NULL;
 145   switch (event->status)
 146     {
 147     case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 148       consider_restart (event->status);
 149       ret = event->value.publish.cctx;
 150       printf ("Publish complete,  %llu kbps.\n",
 151               (unsigned long long) (FILESIZE * 1000 / (1+GNUNET_TIME_absolute_get_duration (start).rel_value) / 1024));
 152       if (0 == strcmp ("publish-context-dir",
 153                        event->value.publish.cctx))
 154         GNUNET_SCHEDULER_add_continuation (sched,
 155                                            &abort_publish_task,
 156                                            NULL,
 157                                            GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 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->abs_value.publish.completed,
 166               (unsigned long long) event->abs_value.publish.size,
 167               event->abs_value.publish.specifics.progress.depth,
 168               (unsigned long long) event->abs_value.publish.specifics.progress.offset);
 169 #endif
 170       break;
 171     case GNUNET_FS_STATUS_PUBLISH_SUSPEND:
 172       if  (event->value.publish.pc == publish)
 173         publish = NULL;
 174       break;
 175     case GNUNET_FS_STATUS_PUBLISH_RESUME:
 176       if (NULL == publish)
 177         {
 178           publish = event->value.publish.pc;
 179           return "publish-context-dir";
 180         }
 181       break;
 182     case GNUNET_FS_STATUS_PUBLISH_ERROR:
 183       ret = event->value.publish.cctx;
 184       fprintf (stderr,
 185                "Error publishing file: %s\n",
 186                event->value.publish.specifics.error.message);
 187       err = 1;
 188       if (0 == strcmp ("publish-context-dir",
 189                        event->value.publish.cctx))
 190         GNUNET_SCHEDULER_add_continuation (sched,
 191                                            &abort_publish_task,
 192                                            NULL,
 193                                            GNUNET_SCHEDULER_REASON_PREREQ_DONE);
 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",
 200                        event->value.publish.cctx))
 201         {
 202           GNUNET_assert (0 == strcmp ("publish-context-dir",
 203                                       event->value.publish.pctx));
 204           GNUNET_assert (FILESIZE == event->value.publish.size);
 205           GNUNET_assert (0 == event->value.publish.completed);
 206           GNUNET_assert (1 == event->value.publish.anonymity);
 207         }
 208       else if (0 == strcmp ("publish-context2",
 209                             event->value.publish.cctx))
 210         {
 211           GNUNET_assert (0 == strcmp ("publish-context-dir",
 212                                       event->value.publish.pctx));
 213           GNUNET_assert (FILESIZE == event->value.publish.size);
 214           GNUNET_assert (0 == event->value.publish.completed);
 215           GNUNET_assert (2 == event->value.publish.anonymity);
 216         }
 217       else if (0 == strcmp ("publish-context-dir",
 218                             event->value.publish.cctx))
 219         {
 220           GNUNET_assert (0 == event->value.publish.completed);
 221           GNUNET_assert (3 == event->value.publish.anonymity);
 222         }
 223       else
 224         GNUNET_assert (0);
 225       break;
 226     case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 227       consider_restart (event->status);
 228       if (0 == strcmp ("publish-context-dir",
 229                        event->value.publish.cctx))
 230         GNUNET_assert (publish == event->value.publish.pc);
 231       break;
 232     default:
 233       printf ("Unexpected event: %d\n",
 234               event->status);
 235       break;
 236     }
 237   return ret;
 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_proc = 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 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
 262     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
 263   if (GNUNET_OS_process_wait(p->arm_proc) != GNUNET_OK)
 264     GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
 265   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 266               "ARM process %u stopped\n", GNUNET_OS_process_get_pid (p->arm_proc));
 267   GNUNET_OS_process_close (p->arm_proc);
 268   p->arm_proc = NULL;
 269 #endif
 270   GNUNET_CONFIGURATION_destroy (p->cfg);
 271 }
 272
 273
 274 static void
 275 run (void *cls,
 276      struct GNUNET_SCHEDULER_Handle *s,
 277      char *const *args,
 278      const char *cfgfile,
 279      const struct GNUNET_CONFIGURATION_Handle *c)
 280 {
 281   const char *keywords[] = {
 282     "down_foo",
 283     "down_bar",
 284   };
 285   char *buf;
 286   struct GNUNET_CONTAINER_MetaData *meta;
 287   struct GNUNET_FS_Uri *kuri;
 288   struct GNUNET_FS_FileInformation *fi1;
 289   struct GNUNET_FS_FileInformation *fi2;
 290   struct GNUNET_FS_FileInformation *fidir;
 291   size_t i;
 292
 293   sched = s;
 294   cfg = c;
 295   setup_peer (&p1, "test_fs_publish_data.conf");
 296   fs = GNUNET_FS_start (sched,
 297                         cfg,
 298                         "test-fs-publish-persistence",
 299                         &progress_cb,
 300                         NULL,
 301                         GNUNET_FS_FLAGS_PERSISTENCE,
 302                         GNUNET_FS_OPTIONS_END);
 303   GNUNET_assert (NULL != fs);
 304   fn1 = GNUNET_DISK_mktemp ("gnunet-publish-test-dst");
 305   buf = GNUNET_malloc (FILESIZE);
 306   for (i = 0; i < FILESIZE; i++)
 307     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 308   GNUNET_assert (FILESIZE ==
 309                  GNUNET_DISK_fn_write (fn1,
 310                                        buf,
 311                                        FILESIZE,
 312                                        GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE));
 313   GNUNET_free (buf);
 314
 315   fn2 = GNUNET_DISK_mktemp ("gnunet-publish-test-dst");
 316   buf = GNUNET_malloc (FILESIZE);
 317   for (i = 0; i < FILESIZE; i++)
 318     buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
 319   GNUNET_assert (FILESIZE ==
 320                  GNUNET_DISK_fn_write (fn2,
 321                                        buf,
 322                                        FILESIZE,
 323                                        GNUNET_DISK_PERM_USER_READ | GNUNET_DISK_PERM_USER_WRITE));
 324   GNUNET_free (buf);
 325
 326   meta = GNUNET_CONTAINER_meta_data_create ();
 327   kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
 328   fi1 = GNUNET_FS_file_information_create_from_file (fs,
 329                                                      "publish-context1",
 330                                                      fn1,
 331                                                      kuri,
 332                                                      meta,
 333                                                      GNUNET_YES,
 334                                                      1,
 335                                                      42,
 336                                                      GNUNET_TIME_relative_to_absolute (LIFETIME));
 337   GNUNET_assert (NULL != fi1);
 338   fi2 = GNUNET_FS_file_information_create_from_file (fs,
 339                                                      "publish-context2",
 340                                                      fn2,
 341                                                      kuri,
 342                                                      meta,
 343                                                      GNUNET_YES,
 344                                                      2,
 345                                                      42,
 346                                                      GNUNET_TIME_relative_to_absolute (LIFETIME));
 347   GNUNET_assert (NULL != fi2);
 348   fidir = GNUNET_FS_file_information_create_empty_directory (fs,
 349                                                              "publish-context-dir",
 350                                                              kuri,
 351                                                              meta,
 352                                                              3,
 353                                                              42,
 354                                                              GNUNET_TIME_relative_to_absolute (LIFETIME));
 355   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi1));
 356   GNUNET_assert (GNUNET_OK == GNUNET_FS_file_information_add (fidir, fi2));
 357   GNUNET_FS_uri_destroy (kuri);
 358   GNUNET_CONTAINER_meta_data_destroy (meta);
 359   GNUNET_assert (NULL != fidir);
 360   start = GNUNET_TIME_absolute_get ();
 361   GNUNET_FS_publish_start (fs,
 362                            fidir,
 363                            NULL, NULL, NULL,
 364                            GNUNET_FS_PUBLISH_OPTION_NONE);
 365   GNUNET_assert (publish != NULL);
 366 }
 367
 368
 369 int
 370 main (int argc, char *argv[])
 371 {
 372   char *const argvx[] = {
 373     "test-fs-publish-persistence",
 374     "-c",
 375     "test_fs_publish_data.conf",
 376 #if VERBOSE
 377     "-L", "DEBUG",
 378 #endif
 379     NULL
 380   };
 381   struct GNUNET_GETOPT_CommandLineOption options[] = {
 382     GNUNET_GETOPT_OPTION_END
 383   };
 384
 385   GNUNET_log_setup ("test_fs_publish_persistence",
 386 #if VERBOSE
 387                     "DEBUG",
 388 #else
 389                     "WARNING",
 390 #endif
 391                     NULL);
 392   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
 393                       argvx, "test-fs-publish",
 394                       "nohelp", options, &run, NULL);
 395   stop_arm (&p1);
 396   GNUNET_DISK_directory_remove ("/tmp/gnunet-test-fs-publish/");
 397   if (fn1 != NULL)
 398     {
 399       GNUNET_DISK_directory_remove (fn1);
 400       GNUNET_free (fn1);
 401     }
 402   if (fn2 != NULL)
 403     {
 404       GNUNET_DISK_directory_remove (fn2);
 405       GNUNET_free (fn2);
 406     }
 407   return err;
 408 }
 409
 410 /* end of test_fs_publish_persistence.c */