summaryrefslogtreecommitdiff
path: root/src/fs/test_fs_download_persistence.c
blob: 1e1ed22f828e5d923679076f5e09d70921df263c (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
/*
     This file is part of GNUnet.
     (C) 2004, 2005, 2006, 2008, 2009, 2010 Christian Grothoff (and other contributing authors)

     GNUnet is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published
     by the Free Software Foundation; either version 3, or (at your
     option) any later version.

     GNUnet is distributed in the hope that it will be useful, but
     WITHOUT ANY WARRANTY; without even the implied warranty of
     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     General Public License for more details.

     You should have received a copy of the GNU General Public License
     along with GNUnet; see the file COPYING.  If not, write to the
     Free Software Foundation, Inc., 59 Temple Place - Suite 330,
     Boston, MA 02111-1307, USA.
*/

/**
 * @file fs/test_fs_download_persistence.c
 * @brief simple testcase for persistence of simple download operation
 * @author Christian Grothoff
 */

#include "platform.h"
#include "gnunet_util_lib.h"
#include "gnunet_arm_service.h"
#include "gnunet_fs_service.h"

#define VERBOSE GNUNET_EXTRA_LOGGING

#define START_ARM GNUNET_YES

/**
 * File-size we use for testing.
 */
#define FILESIZE (1024 * 1024 * 2)

/**
 * How long until we give up on transmitting the message?
 */
#define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, 60)

/**
 * How long should our test-content live?
 */
#define LIFETIME GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MINUTES, 15)

struct PeerContext
{
  struct GNUNET_CONFIGURATION_Handle *cfg;
#if START_ARM
  struct GNUNET_OS_Process *arm_proc;
#endif
};

static struct PeerContext p1;

static struct GNUNET_TIME_Absolute start;

static const struct GNUNET_CONFIGURATION_Handle *cfg;

static struct GNUNET_FS_Handle *fs;

static struct GNUNET_FS_DownloadContext *download;

static struct GNUNET_FS_PublishContext *publish;

static GNUNET_SCHEDULER_TaskIdentifier timeout_kill;

static char *fn;

static int err;

static void
timeout_kill_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
  GNUNET_log (GNUNET_ERROR_TYPE_ERROR, "Timeout downloading file\n");
  if (download != NULL)
  {
    GNUNET_FS_download_stop (download, GNUNET_YES);
    download = NULL;
  }
  else if (publish != NULL)
  {
    GNUNET_FS_publish_stop (publish);
    publish = NULL;
  }
  timeout_kill = GNUNET_SCHEDULER_NO_TASK;
  err = 1;
}

static void
abort_publish_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
  if (publish != NULL)
  {
    GNUNET_FS_publish_stop (publish);
    publish = NULL;
  }
}


static void
abort_download_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
  uint64_t size;

  if (download != NULL)
  {
    GNUNET_FS_download_stop (download, GNUNET_YES);
    download = NULL;
  }
  GNUNET_assert (GNUNET_OK == GNUNET_DISK_file_size (fn, &size, GNUNET_YES));
  GNUNET_assert (size == FILESIZE);
  GNUNET_DISK_directory_remove (fn);
  GNUNET_free (fn);
  fn = NULL;
  GNUNET_SCHEDULER_cancel (timeout_kill);
  timeout_kill = GNUNET_SCHEDULER_NO_TASK;
}


static void *
progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event);


static void
restart_fs_task (void *cls, const struct GNUNET_SCHEDULER_TaskContext *tc)
{
  GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Restarting FS.\n");
  GNUNET_FS_stop (fs);
  fs = GNUNET_FS_start (cfg, "test-fs-download-persistence", &progress_cb, NULL,
                        GNUNET_FS_FLAGS_PERSISTENCE, GNUNET_FS_OPTIONS_END);
}


/**
 * Consider scheduling the restart-task.
 * Only runs the restart task once per event
 * category.
 *
 * @param ev type of the event to consider
 */
static void
consider_restart (int ev)
{
  static int prev[32];
  static int off;
  int i;

  for (i = 0; i < off; i++)
    if (prev[i] == ev)
      return;
  prev[off++] = ev;
  GNUNET_SCHEDULER_add_with_priority (GNUNET_SCHEDULER_PRIORITY_URGENT,
                                      &restart_fs_task, NULL);
}


static void *
progress_cb (void *cls, const struct GNUNET_FS_ProgressInfo *event)
{
  switch (event->status)
  {
  case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
#if VERBOSE
    printf ("Publish is progressing (%llu/%llu at level %u off %llu)...\n",
            (unsigned long long) event->value.publish.completed,
            (unsigned long long) event->value.publish.size,
            event->value.publish.specifics.progress.depth,
            (unsigned long long) event->value.publish.specifics.
            progress.offset);
#endif
    break;
  case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
    printf ("Publishing complete, %llu kbps.\n",
            (unsigned long long) (FILESIZE * 1000LL /
                                  (1 +
                                   GNUNET_TIME_absolute_get_duration
                                   (start).rel_value) / 1024LL));
    fn = GNUNET_DISK_mktemp ("gnunet-download-test-dst");
    start = GNUNET_TIME_absolute_get ();
    GNUNET_assert (download == NULL);
    GNUNET_FS_download_start (fs,
                              event->value.publish.specifics.completed.chk_uri,
                              NULL, fn, NULL, 0, FILESIZE, 1,
                              GNUNET_FS_DOWNLOAD_OPTION_NONE, "download", NULL);
    break;
  case GNUNET_FS_STATUS_DOWNLOAD_COMPLETED:
    consider_restart (event->status);
    printf ("Download complete,  %llu kbps.\n",
            (unsigned long long) (FILESIZE * 1000LL /
                                  (1 +
                                   GNUNET_TIME_absolute_get_duration
                                   (start).rel_value) / 1024LL));
    GNUNET_SCHEDULER_add_now (&abort_download_task, NULL);
    break;
  case GNUNET_FS_STATUS_DOWNLOAD_PROGRESS:
    consider_restart (event->status);
    GNUNET_assert (download == event->value.download.dc);
#if VERBOSE
    printf ("Download is progressing (%llu/%llu at level %u off %llu)...\n",
            (unsigned long long) event->value.download.completed,
            (unsigned long long) event->value.download.size,
            event->value.download.specifics.progress.depth,
            (unsigned long long) event->value.download.specifics.
            progress.offset);
#endif
    break;
  case GNUNET_FS_STATUS_PUBLISH_ERROR:
    FPRINTF (stderr, "Error publishing file: %s\n",
             event->value.publish.specifics.error.message);
    GNUNET_break (0);
    GNUNET_SCHEDULER_add_continuation (&abort_publish_task, NULL,
                                       GNUNET_SCHEDULER_REASON_PREREQ_DONE);
    break;
  case GNUNET_FS_STATUS_DOWNLOAD_ERROR:
    FPRINTF (stderr, "Error downloading file: %s\n",
             event->value.download.specifics.error.message);
    GNUNET_SCHEDULER_add_now (&abort_download_task, NULL);
    break;
  case GNUNET_FS_STATUS_PUBLISH_SUSPEND:
    GNUNET_assert (event->value.publish.pc == publish);
    publish = NULL;
    break;
  case GNUNET_FS_STATUS_PUBLISH_RESUME:
    GNUNET_assert (NULL == publish);
    publish = event->value.publish.pc;
    break;
  case GNUNET_FS_STATUS_DOWNLOAD_SUSPEND:
    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Download suspended.\n");
    GNUNET_assert (event->value.download.dc == download);
    download = NULL;
    break;
  case GNUNET_FS_STATUS_DOWNLOAD_RESUME:
    GNUNET_assert (NULL == download);
    download = event->value.download.dc;
    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Download resumed.\n");
    break;
  case GNUNET_FS_STATUS_DOWNLOAD_ACTIVE:
    consider_restart (event->status);
    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Download active.\n");
    break;
  case GNUNET_FS_STATUS_DOWNLOAD_INACTIVE:
    consider_restart (event->status);
    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Download inactive.\n");
    break;
  case GNUNET_FS_STATUS_PUBLISH_START:
    GNUNET_assert (0 == strcmp ("publish-context", event->value.publish.cctx));
    GNUNET_assert (NULL == event->value.publish.pctx);
    GNUNET_assert (FILESIZE == event->value.publish.size);
    GNUNET_assert (0 == event->value.publish.completed);
    GNUNET_assert (1 == event->value.publish.anonymity);
    break;
  case GNUNET_FS_STATUS_PUBLISH_STOPPED:
    GNUNET_assert (publish == event->value.publish.pc);
    GNUNET_assert (FILESIZE == event->value.publish.size);
    GNUNET_assert (1 == event->value.publish.anonymity);
    GNUNET_FS_stop (fs);
    fs = NULL;
    break;
  case GNUNET_FS_STATUS_DOWNLOAD_START:
    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Download started.\n");
    consider_restart (event->status);
    GNUNET_assert (download == NULL);
    download = event->value.download.dc;
    GNUNET_assert (0 == strcmp ("download", event->value.download.cctx));
    GNUNET_assert (NULL == event->value.download.pctx);
    GNUNET_assert (NULL != event->value.download.uri);
    GNUNET_assert (0 == strcmp (fn, event->value.download.filename));
    GNUNET_assert (FILESIZE == event->value.download.size);
    GNUNET_assert (0 == event->value.download.completed);
    GNUNET_assert (1 == event->value.download.anonymity);
    break;
  case GNUNET_FS_STATUS_DOWNLOAD_STOPPED:
    GNUNET_assert (download == event->value.download.dc);
    GNUNET_SCHEDULER_add_continuation (&abort_publish_task, NULL,
                                       GNUNET_SCHEDULER_REASON_PREREQ_DONE);
    download = NULL;
    break;
  default:
    printf ("Unexpected event: %d\n", event->status);
    break;
  }
  return NULL;
}


static void
setup_peer (struct PeerContext *p, const char *cfgname)
{
  p->cfg = GNUNET_CONFIGURATION_create ();
#if START_ARM
  p->arm_proc =
      GNUNET_OS_start_process (NULL, NULL, "gnunet-service-arm",
                               "gnunet-service-arm",
#if VERBOSE
                               "-L", "DEBUG",
#endif
                               "-c", cfgname, NULL);
#endif
  GNUNET_assert (GNUNET_OK == GNUNET_CONFIGURATION_load (p->cfg, cfgname));
}


static void
stop_arm (struct PeerContext *p)
{
#if START_ARM
  if (NULL != p->arm_proc)
  {
    if (0 != GNUNET_OS_process_kill (p->arm_proc, SIGTERM))
      GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "kill");
    if (GNUNET_OS_process_wait (p->arm_proc) != GNUNET_OK)
      GNUNET_log_strerror (GNUNET_ERROR_TYPE_WARNING, "waitpid");
    GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "ARM process %u stopped\n",
                GNUNET_OS_process_get_pid (p->arm_proc));
    GNUNET_OS_process_close (p->arm_proc);
    p->arm_proc = NULL;
  }
#endif
  GNUNET_CONFIGURATION_destroy (p->cfg);
}


static void
run (void *cls, char *const *args, const char *cfgfile,
     const struct GNUNET_CONFIGURATION_Handle *c)
{
  const char *keywords[] = {
    "down_foo",
    "down_bar",
  };
  char *buf;
  struct GNUNET_CONTAINER_MetaData *meta;
  struct GNUNET_FS_Uri *kuri;
  struct GNUNET_FS_FileInformation *fi;
  size_t i;
  struct GNUNET_FS_BlockOptions bo;

  cfg = c;
  setup_peer (&p1, "test_fs_download_data.conf");
  fs = GNUNET_FS_start (cfg, "test-fs-download-persistence", &progress_cb, NULL,
                        GNUNET_FS_FLAGS_PERSISTENCE, GNUNET_FS_OPTIONS_END);
  GNUNET_assert (NULL != fs);
  buf = GNUNET_malloc (FILESIZE);
  for (i = 0; i < FILESIZE; i++)
    buf[i] = GNUNET_CRYPTO_random_u32 (GNUNET_CRYPTO_QUALITY_WEAK, 256);
  meta = GNUNET_CONTAINER_meta_data_create ();
  kuri = GNUNET_FS_uri_ksk_create_from_args (2, keywords);
  bo.content_priority = 42;
  bo.anonymity_level = 1;
  bo.replication_level = 0;
  bo.expiration_time = GNUNET_TIME_relative_to_absolute (LIFETIME);
  fi = GNUNET_FS_file_information_create_from_data (fs, "publish-context",
                                                    FILESIZE, buf, kuri, meta,
                                                    GNUNET_NO, &bo);
  GNUNET_FS_uri_destroy (kuri);
  GNUNET_CONTAINER_meta_data_destroy (meta);
  GNUNET_assert (NULL != fi);
  timeout_kill =
      GNUNET_SCHEDULER_add_delayed (TIMEOUT, &timeout_kill_task, NULL);
  start = GNUNET_TIME_absolute_get ();
  publish =
      GNUNET_FS_publish_start (fs, fi, NULL, NULL, NULL,
                               GNUNET_FS_PUBLISH_OPTION_NONE);
  GNUNET_assert (publish != NULL);
}


int
main (int argc, char *argv[])
{
  char *const argvx[] = {
    "test-fs-download-persistence",
    "-c",
    "test_fs_download_data.conf",
#if VERBOSE
    "-L", "DEBUG",
#endif
    NULL
  };
  struct GNUNET_GETOPT_CommandLineOption options[] = {
    GNUNET_GETOPT_OPTION_END
  };
  GNUNET_log_setup ("test_fs_download_persistence",
#if VERBOSE
                    "DEBUG",
#else
                    "WARNING",
#endif
                    NULL);
  GNUNET_DISK_directory_remove ("/tmp/gnunet-test-fs-download/");
  GNUNET_PROGRAM_run ((sizeof (argvx) / sizeof (char *)) - 1, argvx,
                      "test-fs-download-persistence", "nohelp", options, &run,
                      NULL);
  stop_arm (&p1);
  GNUNET_DISK_directory_remove ("/tmp/gnunet-test-fs-download/");
  return err;
}

/* end of test_fs_download_persistence.c */