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