src/fs/test_gnunet_service_fs_migration.c

   1 /*
   2      This file is part of GNUnet.
   3      (C) 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_gnunet_service_fs_migration.c
  23  * @brief test content migration between two peers
  24  * @author Christian Grothoff
  25  */
  26 #include "platform.h"
  27 #include "fs_test_lib.h"
  28 #include "gnunet_testing_lib.h"
  29
  30 #define VERBOSE GNUNET_NO
  31
  32 /**
  33  * File-size we use for testing.
  34  */
  35 #define FILESIZE (2 * 32 * 1024)
  36
  37 /**
  38  * How long until we give up on transmitting the message?
  39  */
  40 #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 120)
  41
  42 /**
  43  * How long do we give the peers for content migration?
  44  */
  45 #define MIGRATION_DELAY GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 15)
  46
  47 #define SEED 42
  48
  49 static struct GNUNET_FS_TestDaemon *daemons[2];
  50
  51 static struct GNUNET_SCHEDULER_Handle *sched;
  52
  53 static int ok;
  54
  55 static struct GNUNET_TIME_Absolute start_time;
  56
  57 static void
  58 do_stop (void *cls,
  59          const struct GNUNET_SCHEDULER_TaskContext *tc)
  60 {
  61   struct GNUNET_TIME_Relative del;
  62   char *fancy;
  63
  64   GNUNET_FS_TEST_daemons_stop (sched,
  65                                2,
  66                                daemons);
  67   if (0 != (tc->reason & GNUNET_SCHEDULER_REASON_PREREQ_DONE))
  68     {
  69       del = GNUNET_TIME_absolute_get_duration (start_time);
  70       if (del.value == 0)
  71         del.value = 1;
  72       fancy = GNUNET_STRINGS_byte_size_fancy (((unsigned long long)FILESIZE) * 1000LL / del.value);
  73       fprintf (stdout,
  74                "Download speed was %s/s\n",
  75                fancy);
  76       GNUNET_free (fancy);
  77       GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
  78                   "Finished download, shutting down\n",
  79                   (unsigned long long) FILESIZE);
  80     }
  81   else
  82     {
  83       GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
  84                   "Timeout during download, shutting down with error\n");
  85       ok = 1;
  86     }
  87 }
  88
  89
  90 static void
  91 do_download (void *cls,
  92              const char *emsg)
  93 {
  94   struct GNUNET_FS_Uri *uri = cls;
  95
  96   if (emsg != NULL)
  97     {
  98       GNUNET_FS_TEST_daemons_stop (sched,
  99                                    2,
 100                                    daemons);
 101       GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 102                   "Failed to stop source daemon: %s\n",
 103                   emsg);
 104       GNUNET_FS_uri_destroy (uri);
 105       ok = 1;
 106       return;
 107     }
 108   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 109               "Downloading %llu bytes\n",
 110               (unsigned long long) FILESIZE);
 111   start_time = GNUNET_TIME_absolute_get ();
 112   GNUNET_FS_TEST_download (sched,
 113                            daemons[0],
 114                            TIMEOUT,
 115                            1, SEED, uri,
 116                            VERBOSE,
 117                            &do_stop, NULL);
 118   GNUNET_FS_uri_destroy (uri);
 119 }
 120
 121
 122 static void
 123 stop_source_peer (void *cls,
 124                   const struct GNUNET_SCHEDULER_TaskContext *tc)
 125 {
 126   struct GNUNET_FS_Uri *uri = cls;
 127   struct GNUNET_TESTING_PeerGroup *pg;
 128
 129   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 130               "Stopping source peer\n");
 131   pg = GNUNET_FS_TEST_get_group (daemons);
 132   GNUNET_TESTING_daemons_vary (pg, 1, GNUNET_NO, TIMEOUT,
 133                                &do_download,
 134                                uri);
 135 }
 136
 137
 138 static void
 139 do_wait (void *cls,
 140          const struct GNUNET_FS_Uri *uri)
 141 {
 142   struct GNUNET_FS_Uri *d;
 143
 144   if (NULL == uri)
 145     {
 146       GNUNET_FS_TEST_daemons_stop (sched,
 147                                    2,
 148                                    daemons);
 149       GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 150                   "Timeout during upload attempt, shutting down with error\n");
 151       ok = 1;
 152       return;
 153     }
 154   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 155               "Waiting to allow content to migrate\n");
 156   d = GNUNET_FS_uri_dup (uri);
 157   (void) GNUNET_SCHEDULER_add_delayed (sched,
 158                                        MIGRATION_DELAY,
 159                                        &stop_source_peer,
 160                                        d);
 161 }
 162
 163
 164 static void
 165 do_publish (void *cls,
 166             const struct GNUNET_SCHEDULER_TaskContext *tc)
 167 {
 168   if (0 == (tc->reason & GNUNET_SCHEDULER_REASON_PREREQ_DONE))
 169     {
 170       GNUNET_FS_TEST_daemons_stop (sched,
 171                                    2,
 172                                    daemons);
 173       GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 174                   "Timeout during connect attempt, shutting down with error\n");
 175       ok = 1;
 176       return;
 177     }
 178   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 179               "Publishing %llu bytes\n",
 180               (unsigned long long) FILESIZE);
 181   GNUNET_FS_TEST_publish (sched,
 182                           daemons[1],
 183                           TIMEOUT,
 184                           1, GNUNET_NO, FILESIZE, SEED,
 185                           VERBOSE,
 186                           &do_wait, NULL);
 187 }
 188
 189
 190 static void
 191 do_connect (void *cls,
 192             const struct GNUNET_SCHEDULER_TaskContext *tc)
 193 {
 194   if (0 == (tc->reason & GNUNET_SCHEDULER_REASON_PREREQ_DONE))
 195     {
 196       fprintf (stderr,
 197                "Daemons failed to start!\n");
 198       GNUNET_break (0);
 199       ok = 1;
 200       return;
 201     }
 202   GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
 203               "Daemons started, will now try to connect them\n");
 204   GNUNET_FS_TEST_daemons_connect (sched,
 205                                   daemons[0],
 206                                   daemons[1],
 207                                   TIMEOUT,
 208                                   &do_publish,
 209                                   NULL);
 210 }
 211
 212
 213 static void
 214 run (void *cls,
 215      struct GNUNET_SCHEDULER_Handle *s,
 216      char *const *args,
 217      const char *cfgfile,
 218      const struct GNUNET_CONFIGURATION_Handle *cfg)
 219 {
 220   sched = s;
 221   GNUNET_FS_TEST_daemons_start (sched,
 222                                 "test_gnunet_service_fs_migration_data.conf",
 223                                 TIMEOUT,
 224                                 2,
 225                                 daemons,
 226                                 &do_connect,
 227                                 NULL);
 228 }
 229
 230
 231 int
 232 main (int argc, char *argv[])
 233 {
 234   char *const argvx[] = {
 235     "test-gnunet-service-fs-migration",
 236     "-c",
 237     "fs_test_lib_data.conf",
 238 #if VERBOSE
 239     "-L", "DEBUG",
 240 #endif
 241     NULL
 242   };
 243   struct GNUNET_GETOPT_CommandLineOption options[] = {
 244     GNUNET_GETOPT_OPTION_END
 245   };
 246
 247   GNUNET_DISK_directory_remove ("/tmp/test-gnunet-service-fs-migration/");
 248   GNUNET_log_setup ("test_gnunet_service_fs_migration",
 249 #if VERBOSE
 250                     "DEBUG",
 251 #else
 252                     "WARNING",
 253 #endif
 254                     NULL);
 255   GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1,
 256                       argvx, "test-gnunet-service-fs-migration",
 257                       "nohelp", options, &run, NULL);
 258   GNUNET_DISK_directory_remove ("/tmp/test-gnunet-service-fs-migration/");
 259   return ok;
 260 }
 261
 262 /* end of test_gnunet_service_fs_migration.c */