src/fs/test_fs_download.c

   1 /*
   2      This file is part of GNUnet.
   3      Copyright (C) 2004, 2005, 2006, 2008, 2009, 2011, 2012 GNUnet e.V.
   4
   5      GNUnet is free software: you can redistribute it and/or modify it
   6      under the terms of the GNU Affero General Public License as published
   7      by the Free Software Foundation, either version 3 of the License,
   8      or (at your 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      Affero General Public License for more details.
  14
  15      You should have received a copy of the GNU Affero General Public License
  16      along with this program.  If not, see <http://www.gnu.org/licenses/>.
  17
  18      SPDX-License-Identifier: AGPL3.0-or-later
  19  */
  20
  21 /**
  22  * @file fs/test_fs_download.c
  23  * @brief simple testcase for simple publish + download operation
  24  * @author Christian Grothoff
  25  */
  26
  27 #include "platform.h"
  28 #include "gnunet_util_lib.h"
  29 #include "gnunet_fs_service.h"
  30 #include "gnunet_testing_lib.h"
  31 #include <gauger.h>
  32
  33 /**
  34  * File-size we use for testing.
  35  */
  36 #define FILESIZE (1024 * 1024 * 2)
  37
  38 /**
  39  * How long until we give up on transmitting the message?
  40  */
  41 #define TIMEOUT GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 120)
  42
  43 /**
  44  * How long should our test-content live?
  45  */
  46 #define LIFETIME GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_MINUTES, 15)
  47
  48 static unsigned int anonymity_level;
  49
  50 static int indexed;
  51
  52 static struct GNUNET_TIME_Absolute start;
  53
  54 static struct GNUNET_FS_Handle *fs;
  55
  56 static struct GNUNET_FS_DownloadContext *download;
  57
  58 static struct GNUNET_FS_PublishContext *publish;
  59
  60 static struct GNUNET_SCHEDULER_Task * timeout_kill;
  61
  62 static char *fn;
  63
  64 static char *fn1;
  65
  66 static int err;
  67
  68
  69 static void
  70 timeout_kill_task(void *cls)
  71 {
  72   if (NULL != download)
  73     {
  74       GNUNET_FS_download_stop(download, GNUNET_YES);
  75       download = NULL;
  76     }
  77   else if (NULL != publish)
  78     {
  79       GNUNET_FS_publish_stop(publish);
  80       publish = NULL;
  81     }
  82   GNUNET_log(GNUNET_ERROR_TYPE_ERROR, "Timeout downloading file\n");
  83   timeout_kill = NULL;
  84   err = 1;
  85 }
  86
  87
  88 static void
  89 abort_publish_task(void *cls)
  90 {
  91   if (NULL != publish)
  92     {
  93       GNUNET_FS_publish_stop(publish);
  94       publish = NULL;
  95     }
  96 }
  97
  98
  99 static void
 100 stop_fs_task(void *cls)
 101 {
 102   GNUNET_FS_stop(fs);
 103   fs = NULL;
 104 }
 105
 106
 107 static void
 108 abort_download_task(void *cls)
 109 {
 110   uint64_t size;
 111
 112   if (NULL != download)
 113     {
 114       GNUNET_FS_download_stop(download, GNUNET_YES);
 115       download = NULL;
 116     }
 117   GNUNET_assert(GNUNET_OK == GNUNET_DISK_file_size(fn, &size, GNUNET_YES, GNUNET_NO));
 118   GNUNET_assert(size == FILESIZE);
 119   GNUNET_DISK_directory_remove(fn);
 120   GNUNET_free(fn);
 121   fn = NULL;
 122   GNUNET_SCHEDULER_cancel(timeout_kill);
 123   timeout_kill = NULL;
 124 }
 125
 126
 127 static void *
 128 progress_cb(void *cls, const struct GNUNET_FS_ProgressInfo *event)
 129 {
 130   switch (event->status)
 131     {
 132     case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
 133       GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
 134                  "Publish is progressing (%llu/%llu at level %u off %llu)...\n",
 135                  (unsigned long long)event->value.publish.completed,
 136                  (unsigned long long)event->value.publish.size,
 137                  event->value.publish.specifics.progress.depth,
 138                  (unsigned long long)event->value.publish.specifics.
 139                  progress.offset);
 140       break;
 141
 142     case GNUNET_FS_STATUS_PUBLISH_PROGRESS_DIRECTORY:
 143       break;
 144
 145     case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
 146       fprintf(stdout,
 147               "Publishing complete, %llu kb/s.\n",
 148               (unsigned long long)(FILESIZE * 1000000LL /
 149                                    (1 +
 150                                     GNUNET_TIME_absolute_get_duration
 151                                       (start).rel_value_us) / 1024LL));
 152       GAUGER("FS",
 153              (GNUNET_YES == indexed)
 154              ? "Publishing speed (indexing)"
 155              : "Publishing speed (insertion)",
 156              (unsigned long long)(FILESIZE * 1000000LL /
 157                                   (1 +
 158                                    GNUNET_TIME_absolute_get_duration
 159                                      (start).rel_value_us) / 1024LL), "kb/s");
 160       fn = GNUNET_DISK_mktemp("gnunet-download-test-dst");
 161       start = GNUNET_TIME_absolute_get();
 162       download =
 163         GNUNET_FS_download_start(fs,
 164                                  event->value.publish.specifics.
 165                                  completed.chk_uri, NULL, fn, NULL, 0,
 166                                  FILESIZE, anonymity_level,
 167                                  GNUNET_FS_DOWNLOAD_OPTION_NONE,
 168                                  "download", NULL);
 169       GNUNET_assert(download != NULL);
 170       break;
 171
 172     case GNUNET_FS_STATUS_DOWNLOAD_COMPLETED:
 173       fprintf(stdout,
 174               "Download complete,  %llu kb/s.\n",
 175               (unsigned long long)(FILESIZE * 1000000LL /
 176                                    (1 +
 177                                     GNUNET_TIME_absolute_get_duration
 178                                       (start).rel_value_us) / 1024LL));
 179       GAUGER("FS",
 180              (GNUNET_YES == indexed)
 181              ? "Local download speed (indexed)"
 182              : "Local download speed (inserted)",
 183              (unsigned long long)(FILESIZE * 1000000LL /
 184                                   (1 +
 185                                    GNUNET_TIME_absolute_get_duration
 186                                      (start).rel_value_us) / 1024LL), "kb/s");
 187       GNUNET_SCHEDULER_add_now(&abort_download_task, NULL);
 188       break;
 189
 190     case GNUNET_FS_STATUS_DOWNLOAD_PROGRESS:
 191       GNUNET_assert(download == event->value.download.dc);
 192       GNUNET_log(GNUNET_ERROR_TYPE_DEBUG,
 193                  "Download is progressing (%llu/%llu at level %u off %llu)...\n",
 194                  (unsigned long long)event->value.download.completed,
 195                  (unsigned long long)event->value.download.size,
 196                  event->value.download.specifics.progress.depth,
 197                  (unsigned long long)event->value.download.specifics.
 198                  progress.offset);
 199       break;
 200
 201     case GNUNET_FS_STATUS_PUBLISH_ERROR:
 202       fprintf(stderr, "Error publishing file: %s\n",
 203               event->value.publish.specifics.error.message);
 204       GNUNET_break(0);
 205       GNUNET_SCHEDULER_add_now(&abort_publish_task, NULL);
 206       GNUNET_SCHEDULER_shutdown();
 207       break;
 208
 209     case GNUNET_FS_STATUS_DOWNLOAD_ERROR:
 210       fprintf(stderr, "Error downloading file: %s\n",
 211               event->value.download.specifics.error.message);
 212       GNUNET_SCHEDULER_add_now(&abort_download_task, NULL);
 213       GNUNET_SCHEDULER_shutdown();
 214       break;
 215
 216     case GNUNET_FS_STATUS_DOWNLOAD_ACTIVE:
 217     case GNUNET_FS_STATUS_DOWNLOAD_INACTIVE:
 218       break;
 219
 220     case GNUNET_FS_STATUS_PUBLISH_START:
 221       GNUNET_assert(0 == strcmp("publish-context", event->value.publish.cctx));
 222       GNUNET_assert(NULL == event->value.publish.pctx);
 223       GNUNET_assert(FILESIZE == event->value.publish.size);
 224       GNUNET_assert(0 == event->value.publish.completed);
 225       GNUNET_assert(1 == event->value.publish.anonymity);
 226       break;
 227
 228     case GNUNET_FS_STATUS_PUBLISH_STOPPED:
 229       GNUNET_assert(publish == event->value.publish.pc);
 230       GNUNET_assert(FILESIZE == event->value.publish.size);
 231       GNUNET_assert(1 == event->value.publish.anonymity);
 232       GNUNET_SCHEDULER_add_now(&stop_fs_task, NULL);
 233       break;
 234
 235     case GNUNET_FS_STATUS_DOWNLOAD_START:
 236       GNUNET_assert(0 == strcmp("download", event->value.download.cctx));
 237       GNUNET_assert(NULL == event->value.download.pctx);
 238       GNUNET_assert(NULL != event->value.download.uri);
 239       GNUNET_assert(0 == strcmp(fn, event->value.download.filename));
 240       GNUNET_assert(FILESIZE == event->value.download.size);
 241       GNUNET_assert(0 == event->value.download.completed);
 242       GNUNET_assert(1 == event->value.download.anonymity);
 243       break;
 244
 245     case GNUNET_FS_STATUS_DOWNLOAD_STOPPED:
 246       GNUNET_assert(download == event->value.download.dc);
 247       GNUNET_SCHEDULER_add_now(&abort_publish_task, NULL);
 248       break;
 249
 250     default:
 251       printf("Unexpected event: %d\n", event->status);
 252       break;
 253     }
 254   return NULL;
 255 }
 256
 257
 258 static void
 259 run(void *cls,
 260     const struct GNUNET_CONFIGURATION_Handle *cfg,
 261     struct GNUNET_TESTING_Peer *peer)
 262 {
 263   const char *binary_name = cls;
 264   const char *keywords[] = {
 265     "down_foo",
 266     "down_bar",
 267   };
 268   char *buf;
 269   struct GNUNET_CONTAINER_MetaData *meta;
 270   struct GNUNET_FS_Uri *kuri;
 271   struct GNUNET_FS_FileInformation *fi;
 272   size_t i;
 273   struct GNUNET_FS_BlockOptions bo;
 274
 275   if (GNUNET_YES ==
 276       GNUNET_CONFIGURATION_get_value_yesno(cfg,
 277                                            "download-test",
 278                                            "USE_STREAM"))
 279     anonymity_level = 0;
 280   else
 281     anonymity_level = 1;
 282   fs = GNUNET_FS_start(cfg, binary_name, &progress_cb, NULL,
 283                        GNUNET_FS_FLAGS_NONE, GNUNET_FS_OPTIONS_END);
 284   GNUNET_assert(NULL != fs);
 285   buf = GNUNET_malloc(FILESIZE);
 286   for (i = 0; i < FILESIZE; i++)
 287     buf[i] = GNUNET_CRYPTO_random_u32(GNUNET_CRYPTO_QUALITY_WEAK, 256);
 288   meta = GNUNET_CONTAINER_meta_data_create();
 289   kuri = GNUNET_FS_uri_ksk_create_from_args(2, keywords);
 290   bo.content_priority = 42;
 291   bo.anonymity_level = anonymity_level;
 292   bo.replication_level = 0;
 293   bo.expiration_time = GNUNET_TIME_relative_to_absolute(LIFETIME);
 294
 295   if (GNUNET_YES ==
 296       GNUNET_CONFIGURATION_get_value_yesno(cfg,
 297                                            "download-test",
 298                                            "USE_INDEX"))
 299     {
 300       fn1 = GNUNET_DISK_mktemp("gnunet-download-indexed-test");
 301       GNUNET_assert(FILESIZE ==
 302                     GNUNET_DISK_fn_write(fn1, buf, FILESIZE,
 303                                          GNUNET_DISK_PERM_USER_READ |
 304                                          GNUNET_DISK_PERM_USER_WRITE));
 305       GNUNET_free(buf);
 306       fi = GNUNET_FS_file_information_create_from_file(fs, "publish-context", fn1,
 307                                                        kuri, meta, GNUNET_YES,
 308                                                        &bo);
 309       indexed = GNUNET_YES;
 310     }
 311   else
 312     {
 313       fi = GNUNET_FS_file_information_create_from_data(fs, "publish-context",
 314                                                        FILESIZE, buf, kuri, meta,
 315                                                        GNUNET_NO, &bo);
 316       /* note: buf will be free'd as part of 'fi' now */
 317       indexed = GNUNET_NO;
 318     }
 319   GNUNET_FS_uri_destroy(kuri);
 320   GNUNET_CONTAINER_meta_data_destroy(meta);
 321   GNUNET_assert(NULL != fi);
 322   timeout_kill =
 323     GNUNET_SCHEDULER_add_delayed(TIMEOUT, &timeout_kill_task, NULL);
 324   start = GNUNET_TIME_absolute_get();
 325   publish =
 326     GNUNET_FS_publish_start(fs, fi, NULL, NULL, NULL,
 327                             GNUNET_FS_PUBLISH_OPTION_NONE);
 328   GNUNET_assert(publish != NULL);
 329 }
 330
 331
 332 int
 333 main(int argc, char *argv[])
 334 {
 335   const char *binary_name;
 336   const char *config_name;
 337
 338   binary_name = "test-fs-download";
 339   config_name = "test_fs_download_data.conf";
 340   if (NULL != strstr(argv[0], "indexed"))
 341     {
 342       binary_name = "test-fs-download-indexed";
 343       config_name = "test_fs_download_indexed.conf";
 344     }
 345   if (NULL != strstr(argv[0], "cadet"))
 346     {
 347       binary_name = "test-fs-download-cadet";
 348       config_name = "test_fs_download_cadet.conf";
 349     }
 350   if (0 != GNUNET_TESTING_peer_run(binary_name,
 351                                    config_name,
 352                                    &run, (void *)binary_name))
 353     return 1;
 354   if (NULL != fn1)
 355     {
 356       unlink(fn1);
 357       GNUNET_free(fn1);
 358     }
 359   return err;
 360 }
 361
 362 /* end of test_fs_download.c */