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-rw-r--r--src/ats-tests/perf_ats.c601
1 files changed, 0 insertions, 601 deletions
diff --git a/src/ats-tests/perf_ats.c b/src/ats-tests/perf_ats.c
deleted file mode 100644
index 64756b8aa..000000000
--- a/src/ats-tests/perf_ats.c
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@@ -1,601 +0,0 @@
1/*
2 This file is part of GNUnet.
3 Copyright (C) 2010-2013, 2016 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 * @file ats/perf_ats.c
22 * @brief ats benchmark: start peers and modify preferences, monitor change over time
23 * @author Christian Grothoff
24 * @author Matthias Wachs
25 */
26#include "platform.h"
27#include "gnunet_util_lib.h"
28#include "gnunet_testbed_service.h"
29#include "gnunet_ats_service.h"
30#include "gnunet_core_service.h"
31#include "ats-testing.h"
32
33
34#define TEST_ATS_PREFRENCE_FREQUENCY GNUNET_TIME_relative_multiply ( \
35 GNUNET_TIME_UNIT_SECONDS, 1)
36#define TEST_ATS_PREFRENCE_START 1.0
37#define TEST_ATS_PREFRENCE_DELTA 1.0
38
39#define TEST_MESSAGE_FREQUENCY GNUNET_TIME_relative_multiply ( \
40 GNUNET_TIME_UNIT_SECONDS, 1)
41
42#define TEST_TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_SECONDS, \
43 120)
44#define BENCHMARK_DURATION GNUNET_TIME_relative_multiply ( \
45 GNUNET_TIME_UNIT_SECONDS, 10)
46#define LOGGING_FREQUENCY GNUNET_TIME_relative_multiply ( \
47 GNUNET_TIME_UNIT_MILLISECONDS, 500)
48#define TESTNAME_PREFIX "perf_ats_"
49#define DEFAULT_SLAVES_NUM 2
50#define DEFAULT_MASTERS_NUM 1
51
52/**
53 * timeout task
54 */
55static struct GNUNET_SCHEDULER_Task *timeout_task;
56
57/**
58 * Progress task
59 */
60static struct GNUNET_SCHEDULER_Task *progress_task;
61
62/**
63 * Test result
64 */
65static int result;
66
67/**
68 * Test result logging
69 */
70static int logging;
71
72/**
73 * Test core (#GNUNET_YES) or transport (#GNUNET_NO)
74 */
75static int test_core;
76
77/**
78 * Solver string
79 */
80static char *solver;
81
82/**
83 * Preference string
84 */
85static char *testname;
86
87/**
88 * Preference string
89 */
90static char *pref_str;
91
92/**
93 * ATS preference value
94 */
95static int pref_val;
96
97/**
98 * Benchmark duration
99 */
100static struct GNUNET_TIME_Relative perf_duration;
101
102/**
103 * Logging frequency
104 */
105static struct GNUNET_TIME_Relative log_frequency;
106
107/**
108 * Number master peers
109 */
110static unsigned int num_masters;
111
112/**
113 * Array of master peers
114 */
115static struct BenchmarkPeer *mps;
116
117/**
118 * Number slave peers
119 */
120static unsigned int num_slaves;
121
122/**
123 * Array of master peers
124 */
125static struct BenchmarkPeer *sps;
126
127static struct LoggingHandle *l;
128
129
130static void
131evaluate ()
132{
133 int c_m;
134 int c_s;
135 unsigned int duration;
136 struct BenchmarkPeer *mp;
137 struct BenchmarkPartner *p;
138
139 unsigned int kb_sent_sec;
140 double kb_sent_percent;
141 unsigned int kb_recv_sec;
142 double kb_recv_percent;
143 unsigned int rtt;
144
145 duration = 1 + (perf_duration.rel_value_us / (1000 * 1000));
146 for (c_m = 0; c_m < num_masters; c_m++)
147 {
148 mp = &mps[c_m];
149 fprintf (stderr,
150 "Master [%u]: sent: %u KiB in %u sec. = %u KiB/s, received: %u KiB in %u sec. = %u KiB/s\n",
151 mp->no, mp->total_bytes_sent / 1024, duration,
152 (mp->total_bytes_sent / 1024) / duration,
153 mp->total_bytes_received / 1024, duration,
154 (mp->total_bytes_received / 1024) / duration);
155
156 for (c_s = 0; c_s < num_slaves; c_s++)
157 {
158 p = &mp->partners[c_s];
159 kb_sent_sec = 0;
160 kb_recv_sec = 0;
161 kb_sent_percent = 0.0;
162 kb_recv_percent = 0.0;
163 rtt = 0;
164
165 if (duration > 0)
166 {
167 kb_sent_sec = (p->bytes_sent / 1024) / duration;
168 kb_recv_sec = (p->bytes_received / 1024) / duration;
169 }
170
171 if (mp->total_bytes_sent > 0)
172 kb_sent_percent = ((double) p->bytes_sent * 100) / mp->total_bytes_sent;
173 if (mp->total_bytes_received > 0)
174 kb_recv_percent = ((double) p->bytes_received * 100)
175 / mp->total_bytes_received;
176 if (1000 * p->messages_sent > 0)
177 rtt = p->total_app_rtt / (1000 * p->messages_sent);
178 fprintf (stderr,
179 "%c Master [%u] -> Slave [%u]: sent %u KiB/s (%.2f %%), received %u KiB/s (%.2f %%)\n",
180 (mp->pref_partner == p->dest) ? '*' : ' ',
181 mp->no, p->dest->no,
182 kb_sent_sec, kb_sent_percent,
183 kb_recv_sec, kb_recv_percent);
184 fprintf (stderr,
185 "%c Master [%u] -> Slave [%u]: Average application layer RTT: %u ms\n",
186 (mp->pref_partner == p->dest) ? '*' : ' ',
187 mp->no, p->dest->no, rtt);
188 }
189 }
190}
191
192
193/**
194 * Shutdown nicely
195 *
196 * @param cls NULL
197 */
198static void
199do_shutdown (void *cls)
200{
201 if (GNUNET_YES == logging)
202 GNUNET_ATS_TEST_logging_clean_up (l);
203 if (NULL != timeout_task)
204 {
205 GNUNET_SCHEDULER_cancel (timeout_task);
206 timeout_task = NULL;
207 }
208 if (NULL != progress_task)
209 {
210 fprintf (stderr, "0\n");
211 GNUNET_SCHEDULER_cancel (progress_task);
212 progress_task = NULL;
213 }
214 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
215 "Benchmarking done\n");
216 GNUNET_ATS_TEST_shutdown_topology ();
217}
218
219
220/**
221 * Shutdown nicely
222 *
223 * @param cls NULL
224 */
225static void
226do_timeout (void *cls)
227{
228 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
229 "Terminating with timeout\n");
230 timeout_task = NULL;
231 evaluate ();
232 GNUNET_SCHEDULER_shutdown ();
233}
234
235
236static void
237print_progress (void *cls)
238{
239 static int calls;
240
241 progress_task = NULL;
242 fprintf (stderr,
243 "%llu..",
244 (long long unsigned) perf_duration.rel_value_us / (1000 * 1000)
245 - calls);
246 calls++;
247
248 progress_task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_SECONDS,
249 &print_progress,
250 NULL);
251}
252
253
254static void
255ats_pref_task (void *cls)
256{
257 struct BenchmarkPeer *me = cls;
258
259 me->ats_task = NULL;
260
261 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
262 " Master [%u] set preference for slave [%u] to %f\n",
263 me->no, me->pref_partner->no, me->pref_value);
264 GNUNET_ATS_performance_change_preference (me->ats_perf_handle,
265 &me->pref_partner->id,
266 pref_val, me->pref_value,
267 GNUNET_ATS_PREFERENCE_END);
268 me->pref_value += TEST_ATS_PREFRENCE_DELTA;
269 me->ats_task = GNUNET_SCHEDULER_add_delayed (TEST_ATS_PREFRENCE_FREQUENCY,
270 &ats_pref_task, cls);
271}
272
273
274static void
275start_benchmark (void *cls)
276{
277 int c_m;
278 int c_s;
279
280 progress_task = GNUNET_SCHEDULER_add_now (&print_progress,
281 NULL);
282
283 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
284 "Topology connected, start benchmarking...\n");
285
286 /* Start sending test messages */
287 for (c_m = 0; c_m < num_masters; c_m++)
288 {
289 for (c_s = 0; c_s < num_slaves; c_s++)
290 {
291 GNUNET_ATS_TEST_generate_traffic_start (&mps[c_m],
292 &mps[c_m].partners[c_s],
293 GNUNET_ATS_TEST_TG_LINEAR,
294 UINT32_MAX,
295 UINT32_MAX,
296 GNUNET_TIME_UNIT_MINUTES,
297 GNUNET_TIME_UNIT_FOREVER_REL);
298 }
299 if (pref_val != GNUNET_ATS_PREFERENCE_END)
300 mps[c_m].ats_task = GNUNET_SCHEDULER_add_now (&ats_pref_task,
301 &mps[c_m]);
302 }
303
304 if (GNUNET_YES == logging)
305 l = GNUNET_ATS_TEST_logging_start (log_frequency,
306 testname, mps,
307 num_masters, num_slaves,
308 GNUNET_NO);
309}
310
311
312static void
313do_benchmark (void *cls,
314 struct BenchmarkPeer *masters,
315 struct BenchmarkPeer *slaves)
316{
317 mps = masters;
318 sps = slaves;
319 GNUNET_SCHEDULER_add_shutdown (&do_shutdown,
320 NULL);
321 timeout_task = GNUNET_SCHEDULER_add_delayed (perf_duration,
322 &do_timeout,
323 NULL);
324 progress_task = GNUNET_SCHEDULER_add_now (&start_benchmark,
325 NULL);
326}
327
328
329static struct BenchmarkPartner *
330find_partner (struct BenchmarkPeer *me,
331 const struct GNUNET_PeerIdentity *peer)
332{
333 int c_m;
334
335 GNUNET_assert (NULL != me);
336 GNUNET_assert (NULL != peer);
337
338 for (c_m = 0; c_m < me->num_partners; c_m++)
339 {
340 /* Find a partner with other as destination */
341 if (0 == GNUNET_memcmp (peer, &me->partners[c_m].dest->id))
342 {
343 return &me->partners[c_m];
344 }
345 }
346 return NULL;
347}
348
349
350static void
351log_request_cb (void *cls,
352 const struct GNUNET_HELLO_Address *address,
353 int address_active,
354 struct GNUNET_BANDWIDTH_Value32NBO bandwidth_out,
355 struct GNUNET_BANDWIDTH_Value32NBO bandwidth_in,
356 const struct GNUNET_ATS_Properties *ats)
357{
358 struct BenchmarkPeer *me = cls;
359 struct BenchmarkPartner *p;
360 char *peer_id;
361
362 p = find_partner (me, &address->peer);
363 if (NULL == p)
364 {
365 /* This is not one of my partners
366 * Will happen since the peers will connect to each other due to gossiping
367 */
368 return;
369 }
370 peer_id = GNUNET_strdup (GNUNET_i2s (&me->id));
371
372 if ((p->bandwidth_in != ntohl (bandwidth_in.value__)) ||
373 (p->bandwidth_out != ntohl (bandwidth_out.value__)))
374 p->bandwidth_in = ntohl (bandwidth_in.value__);
375 p->bandwidth_out = ntohl (bandwidth_out.value__);
376
377 GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
378 "%s [%u] received ATS information for peers `%s'\n",
379 (GNUNET_YES == p->me->master) ? "Master" : "Slave",
380 p->me->no,
381 GNUNET_i2s (&p->dest->id));
382
383 GNUNET_free (peer_id);
384 if (NULL != l)
385 GNUNET_ATS_TEST_logging_now (l);
386}
387
388
389/*
390 * Start the performance test case
391 */
392int
393main (int argc, char *argv[])
394{
395 char *tmp;
396 char *tmp_sep;
397 char *test_name;
398 char *conf_name;
399 char *comm_name;
400 char *dotexe;
401 char *prefs[] = GNUNET_ATS_PreferenceTypeString;
402 int c;
403
404 result = 0;
405
406 /* Determine testname
407 * perf_ats_<solver>_<transport>_<preference>[.exe]*/
408
409 /* Find test prefix, store in temp */
410 tmp = strstr (argv[0], TESTNAME_PREFIX);
411 if (NULL == tmp)
412 {
413 fprintf (stderr, "Unable to parse test name `%s'\n", argv[0]);
414 return GNUNET_SYSERR;
415 }
416
417 /* Set tmp to end of test name prefix */
418 tmp += strlen (TESTNAME_PREFIX);
419
420 /* Determine solver name */
421 solver = GNUNET_strdup (tmp);
422 /* Remove .exe prefix */
423 if ((NULL != (dotexe = strstr (solver, ".exe"))) && (dotexe[4] == '\0'))
424 dotexe[0] = '\0';
425
426 /* Determine first '_' after solver */
427 tmp_sep = strchr (solver, '_');
428 if (NULL == tmp_sep)
429 {
430 fprintf (stderr, "Unable to parse test name `%s'\n", argv[0]);
431 GNUNET_free (solver);
432 return GNUNET_SYSERR;
433 }
434 tmp_sep[0] = '\0';
435 comm_name = GNUNET_strdup (&tmp_sep[1]);
436 tmp_sep = strchr (comm_name, '_');
437 if (NULL == tmp_sep)
438 {
439 fprintf (stderr, "Unable to parse test name `%s'\n", argv[0]);
440 GNUNET_free (solver);
441 return GNUNET_SYSERR;
442 }
443 tmp_sep[0] = '\0';
444 for (c = 0; c <= strlen (comm_name); c++)
445 comm_name[c] = toupper (comm_name[c]);
446 if (0 == strcmp (comm_name, "CORE"))
447 test_core = GNUNET_YES;
448 else if (0 == strcmp (comm_name, "TRANSPORT"))
449 test_core = GNUNET_NO;
450 else
451 {
452 GNUNET_free (comm_name);
453 GNUNET_free (solver);
454 return GNUNET_SYSERR;
455 }
456
457 pref_str = GNUNET_strdup (tmp_sep + 1);
458
459 GNUNET_asprintf (&conf_name, "%s%s_%s.conf", TESTNAME_PREFIX, solver,
460 pref_str);
461 GNUNET_asprintf (&test_name, "%s%s_%s", TESTNAME_PREFIX, solver, pref_str);
462
463 for (c = 0; c <= strlen (pref_str); c++)
464 pref_str[c] = toupper (pref_str[c]);
465 pref_val = -1;
466
467 if (0 != strcmp (pref_str, "NONE"))
468 {
469 for (c = 0; c < GNUNET_ATS_PREFERENCE_END; c++)
470 {
471 if (0 == strcmp (pref_str, prefs[c]))
472 {
473 pref_val = c;
474 break;
475 }
476 }
477 }
478 else
479 {
480 /* abuse terminator to indicate no pref */
481 pref_val = GNUNET_ATS_PREFERENCE_END;
482 }
483 if (-1 == pref_val)
484 {
485 fprintf (stderr, "Unknown preference: `%s'\n", pref_str);
486 GNUNET_free (solver);
487 GNUNET_free (pref_str);
488 GNUNET_free (comm_name);
489 return -1;
490 }
491
492 for (c = 0; c < (argc - 1); c++)
493 {
494 if (0 == strcmp (argv[c], "-d"))
495 break;
496 }
497 if (c < argc - 1)
498 {
499 if (GNUNET_OK != GNUNET_STRINGS_fancy_time_to_relative (argv[c + 1],
500 &perf_duration))
501 fprintf (stderr, "Failed to parse duration `%s'\n", argv[c + 1]);
502 }
503 else
504 {
505 perf_duration = BENCHMARK_DURATION;
506 }
507 fprintf (stderr, "Running benchmark for %llu secs\n", (unsigned long
508 long) (perf_duration.
509 rel_value_us)
510 / (1000 * 1000));
511
512 for (c = 0; c < (argc - 1); c++)
513 {
514 if (0 == strcmp (argv[c], "-s"))
515 break;
516 }
517 if (c < argc - 1)
518 {
519 if ((0L != (num_slaves = strtol (argv[c + 1], NULL, 10)))
520 && (num_slaves >= 1))
521 fprintf (stderr, "Starting %u slave peers\n", num_slaves);
522 else
523 num_slaves = DEFAULT_SLAVES_NUM;
524 }
525 else
526 num_slaves = DEFAULT_SLAVES_NUM;
527
528 for (c = 0; c < (argc - 1); c++)
529 {
530 if (0 == strcmp (argv[c], "-m"))
531 break;
532 }
533 if (c < argc - 1)
534 {
535 if ((0L != (num_masters = strtol (argv[c + 1], NULL, 10)))
536 && (num_masters >= 2))
537 fprintf (stderr, "Starting %u master peers\n", num_masters);
538 else
539 num_masters = DEFAULT_MASTERS_NUM;
540 }
541 else
542 num_masters = DEFAULT_MASTERS_NUM;
543
544 logging = GNUNET_NO;
545 for (c = 0; c < argc; c++)
546 {
547 if (0 == strcmp (argv[c], "-l"))
548 logging = GNUNET_YES;
549 }
550
551 if (GNUNET_YES == logging)
552 {
553 for (c = 0; c < (argc - 1); c++)
554 {
555 if (0 == strcmp (argv[c], "-f"))
556 break;
557 }
558 if (c < argc - 1)
559 {
560 if (GNUNET_OK != GNUNET_STRINGS_fancy_time_to_relative (argv[c + 1],
561 &log_frequency))
562 fprintf (stderr, "Failed to parse duration `%s'\n", argv[c + 1]);
563 }
564 else
565 {
566 log_frequency = LOGGING_FREQUENCY;
567 }
568 fprintf (stderr, "Using log frequency %llu ms\n",
569 (unsigned long long) (log_frequency.rel_value_us) / (1000));
570 }
571
572 GNUNET_asprintf (&testname, "%s_%s_%s", solver, comm_name, pref_str);
573
574 if (num_slaves < num_masters)
575 {
576 fprintf (stderr,
577 "Number of master peers is lower than slaves! exit...\n");
578 GNUNET_free (test_name);
579 GNUNET_free (solver);
580 GNUNET_free (pref_str);
581 GNUNET_free (comm_name);
582 return GNUNET_SYSERR;
583 }
584
585 /**
586 * Setup the topology
587 */
588 GNUNET_ATS_TEST_create_topology ("perf-ats",
589 conf_name,
590 num_slaves,
591 num_masters,
592 test_core,
593 &do_benchmark,
594 NULL,
595 &log_request_cb);
596
597 return result;
598}
599
600
601/* end of file perf_ats.c */
generated by cgit v1.2.3 (git 2.39.1) at 2024-12-02 14:46:58 +0000