diff options
Diffstat (limited to 'src/namestore/perf_namestore_api_zone_iteration.c')
-rw-r--r-- | src/namestore/perf_namestore_api_zone_iteration.c | 389 |
1 files changed, 389 insertions, 0 deletions
diff --git a/src/namestore/perf_namestore_api_zone_iteration.c b/src/namestore/perf_namestore_api_zone_iteration.c new file mode 100644 index 000000000..8b5c53576 --- /dev/null +++ b/src/namestore/perf_namestore_api_zone_iteration.c | |||
@@ -0,0 +1,389 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | Copyright (C) 2013, 2018 GNUnet e.V. | ||
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., 51 Franklin Street, Fifth Floor, | ||
18 | Boston, MA 02110-1301, USA. | ||
19 | */ | ||
20 | /** | ||
21 | * @file namestore/perf_namestore_api_zone_iteration.c | ||
22 | * @brief testcase for zone iteration functionality: iterate all zones | ||
23 | * @author Christian Grothoff | ||
24 | */ | ||
25 | #include "platform.h" | ||
26 | #include "gnunet_namestore_service.h" | ||
27 | #include "gnunet_testing_lib.h" | ||
28 | #include "namestore.h" | ||
29 | |||
30 | /** | ||
31 | * A #BENCHMARK_SIZE of 1000 takes less than a minute on a reasonably | ||
32 | * modern system, so 30 minutes should be OK even for very, very | ||
33 | * slow systems. | ||
34 | */ | ||
35 | #define TIMEOUT GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_MINUTES, 30) | ||
36 | |||
37 | /** | ||
38 | * The runtime of the benchmark is expected to be linear | ||
39 | * for the iteration phase with a *good* database. The FLAT | ||
40 | * database uses a quadratic retrieval algorithm, | ||
41 | * hence it should be quadratic in the size. | ||
42 | */ | ||
43 | #define BENCHMARK_SIZE 1000 | ||
44 | |||
45 | /** | ||
46 | * Maximum record size | ||
47 | */ | ||
48 | #define MAX_REC_SIZE 500 | ||
49 | |||
50 | /** | ||
51 | * How big are the blocks we fetch? Note that the first block is | ||
52 | * always just 1 record set per current API. Smaller block | ||
53 | * sizes will make quadratic iteration-by-offset penalties | ||
54 | * more pronounced. | ||
55 | */ | ||
56 | #define BLOCK_SIZE 100 | ||
57 | |||
58 | static struct GNUNET_NAMESTORE_Handle *nsh; | ||
59 | |||
60 | static struct GNUNET_SCHEDULER_Task *timeout_task; | ||
61 | |||
62 | static struct GNUNET_SCHEDULER_Task *t; | ||
63 | |||
64 | static struct GNUNET_CRYPTO_EcdsaPrivateKey *privkey; | ||
65 | |||
66 | static struct GNUNET_NAMESTORE_ZoneIterator *zi; | ||
67 | |||
68 | static struct GNUNET_NAMESTORE_QueueEntry *qe; | ||
69 | |||
70 | static int res; | ||
71 | |||
72 | static char *directory; | ||
73 | |||
74 | static unsigned int off; | ||
75 | |||
76 | static unsigned int left_until_next; | ||
77 | |||
78 | static uint8_t seen[1 + BENCHMARK_SIZE / 8]; | ||
79 | |||
80 | static struct GNUNET_TIME_Absolute start; | ||
81 | |||
82 | |||
83 | /** | ||
84 | * Terminate everything | ||
85 | * | ||
86 | * @param cls NULL | ||
87 | */ | ||
88 | static void | ||
89 | end (void *cls) | ||
90 | { | ||
91 | (void) cls; | ||
92 | if (NULL != qe) | ||
93 | { | ||
94 | GNUNET_NAMESTORE_cancel (qe); | ||
95 | qe = NULL; | ||
96 | } | ||
97 | if (NULL != zi) | ||
98 | { | ||
99 | GNUNET_NAMESTORE_zone_iteration_stop (zi); | ||
100 | zi = NULL; | ||
101 | } | ||
102 | if (NULL != nsh) | ||
103 | { | ||
104 | GNUNET_NAMESTORE_disconnect (nsh); | ||
105 | nsh = NULL; | ||
106 | } | ||
107 | if (NULL != t) | ||
108 | { | ||
109 | GNUNET_SCHEDULER_cancel (t); | ||
110 | t = NULL; | ||
111 | } | ||
112 | if (NULL != timeout_task) | ||
113 | { | ||
114 | GNUNET_SCHEDULER_cancel (timeout_task); | ||
115 | timeout_task = NULL; | ||
116 | } | ||
117 | if (NULL != privkey) | ||
118 | { | ||
119 | GNUNET_free (privkey); | ||
120 | privkey = NULL; | ||
121 | } | ||
122 | res = 1; | ||
123 | } | ||
124 | |||
125 | |||
126 | /** | ||
127 | * End with timeout. As this is a benchmark, we do not | ||
128 | * fail hard but return "skipped". | ||
129 | */ | ||
130 | static void | ||
131 | timeout (void *cls) | ||
132 | { | ||
133 | (void) cls; | ||
134 | timeout_task = NULL; | ||
135 | GNUNET_SCHEDULER_shutdown (); | ||
136 | res = 77; | ||
137 | } | ||
138 | |||
139 | |||
140 | static struct GNUNET_GNSRECORD_Data * | ||
141 | create_record (unsigned int count) | ||
142 | { | ||
143 | struct GNUNET_GNSRECORD_Data *rd; | ||
144 | |||
145 | rd = GNUNET_malloc (count + sizeof (struct GNUNET_GNSRECORD_Data)); | ||
146 | rd->expiration_time = GNUNET_TIME_relative_to_absolute (GNUNET_TIME_UNIT_HOURS).abs_value_us; | ||
147 | rd->record_type = count; | ||
148 | rd->data_size = count; | ||
149 | rd->data = (void *) &rd[1]; | ||
150 | rd->flags = 0; | ||
151 | memset (&rd[1], | ||
152 | 'a', | ||
153 | count); | ||
154 | return rd; | ||
155 | } | ||
156 | |||
157 | |||
158 | static void | ||
159 | zone_end (void *cls) | ||
160 | { | ||
161 | struct GNUNET_TIME_Relative delay; | ||
162 | |||
163 | zi = NULL; | ||
164 | delay = GNUNET_TIME_absolute_get_duration (start); | ||
165 | fprintf (stdout, | ||
166 | "Iterating over %u records took %s\n", | ||
167 | off, | ||
168 | GNUNET_STRINGS_relative_time_to_string (delay, | ||
169 | GNUNET_YES)); | ||
170 | if (BENCHMARK_SIZE == off) | ||
171 | { | ||
172 | res = 0; | ||
173 | } | ||
174 | else | ||
175 | { | ||
176 | GNUNET_break (0); | ||
177 | res = 1; | ||
178 | } | ||
179 | GNUNET_SCHEDULER_shutdown (); | ||
180 | } | ||
181 | |||
182 | |||
183 | static void | ||
184 | fail_cb (void *cls) | ||
185 | { | ||
186 | zi = NULL; | ||
187 | res = 2; | ||
188 | GNUNET_break (0); | ||
189 | GNUNET_SCHEDULER_shutdown (); | ||
190 | } | ||
191 | |||
192 | |||
193 | static void | ||
194 | zone_proc (void *cls, | ||
195 | const struct GNUNET_CRYPTO_EcdsaPrivateKey *zone, | ||
196 | const char *label, | ||
197 | unsigned int rd_count, | ||
198 | const struct GNUNET_GNSRECORD_Data *rd) | ||
199 | { | ||
200 | struct GNUNET_GNSRECORD_Data *wrd; | ||
201 | unsigned int xoff; | ||
202 | |||
203 | GNUNET_assert (NULL != zone); | ||
204 | if (1 != sscanf (label, | ||
205 | "l%u", | ||
206 | &xoff)) | ||
207 | { | ||
208 | res = 3; | ||
209 | GNUNET_break (0); | ||
210 | GNUNET_SCHEDULER_shutdown (); | ||
211 | return; | ||
212 | } | ||
213 | if ( (xoff > BENCHMARK_SIZE) || | ||
214 | (0 != (seen[xoff / 8] & (1U << (xoff % 8)))) ) | ||
215 | { | ||
216 | res = 3; | ||
217 | GNUNET_break (0); | ||
218 | GNUNET_SCHEDULER_shutdown (); | ||
219 | return; | ||
220 | } | ||
221 | seen[xoff / 8] |= (1U << (xoff % 8)); | ||
222 | wrd = create_record (xoff % MAX_REC_SIZE); | ||
223 | if ( (rd->record_type != wrd->record_type) || | ||
224 | (rd->data_size != wrd->data_size) || | ||
225 | (rd->flags != wrd->flags) ) | ||
226 | { | ||
227 | res = 4; | ||
228 | GNUNET_break (0); | ||
229 | GNUNET_SCHEDULER_shutdown (); | ||
230 | GNUNET_free (wrd); | ||
231 | return; | ||
232 | } | ||
233 | if (0 != memcmp (rd->data, | ||
234 | wrd->data, | ||
235 | wrd->data_size)) | ||
236 | { | ||
237 | res = 4; | ||
238 | GNUNET_break (0); | ||
239 | GNUNET_SCHEDULER_shutdown (); | ||
240 | GNUNET_free (wrd); | ||
241 | return; | ||
242 | } | ||
243 | GNUNET_free (wrd); | ||
244 | if (0 != memcmp (zone, | ||
245 | privkey, | ||
246 | sizeof (struct GNUNET_CRYPTO_EcdsaPrivateKey))) | ||
247 | { | ||
248 | res = 5; | ||
249 | GNUNET_break (0); | ||
250 | GNUNET_SCHEDULER_shutdown (); | ||
251 | return; | ||
252 | } | ||
253 | off++; | ||
254 | left_until_next--; | ||
255 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
256 | "Obtained record %u, expecting %u more until asking for mor explicitly\n", | ||
257 | off, | ||
258 | left_until_next); | ||
259 | if (0 == left_until_next) | ||
260 | { | ||
261 | left_until_next = BLOCK_SIZE; | ||
262 | GNUNET_NAMESTORE_zone_iterator_next (zi, | ||
263 | left_until_next); | ||
264 | } | ||
265 | } | ||
266 | |||
267 | |||
268 | static void | ||
269 | publish_record (void *cls); | ||
270 | |||
271 | |||
272 | static void | ||
273 | put_cont (void *cls, | ||
274 | int32_t success, | ||
275 | const char *emsg) | ||
276 | { | ||
277 | (void) cls; | ||
278 | qe = NULL; | ||
279 | GNUNET_assert (GNUNET_OK == success); | ||
280 | t = GNUNET_SCHEDULER_add_now (&publish_record, | ||
281 | NULL); | ||
282 | } | ||
283 | |||
284 | |||
285 | static void | ||
286 | publish_record (void *cls) | ||
287 | { | ||
288 | struct GNUNET_GNSRECORD_Data *rd; | ||
289 | char *label; | ||
290 | |||
291 | (void) cls; | ||
292 | t = NULL; | ||
293 | if (BENCHMARK_SIZE == off) | ||
294 | { | ||
295 | struct GNUNET_TIME_Relative delay; | ||
296 | |||
297 | delay = GNUNET_TIME_absolute_get_duration (start); | ||
298 | fprintf (stdout, | ||
299 | "Inserting %u records took %s\n", | ||
300 | off, | ||
301 | GNUNET_STRINGS_relative_time_to_string (delay, | ||
302 | GNUNET_YES)); | ||
303 | start = GNUNET_TIME_absolute_get (); | ||
304 | off = 0; | ||
305 | left_until_next = 1; | ||
306 | zi = GNUNET_NAMESTORE_zone_iteration_start (nsh, | ||
307 | NULL, | ||
308 | &fail_cb, | ||
309 | NULL, | ||
310 | &zone_proc, | ||
311 | NULL, | ||
312 | &zone_end, | ||
313 | NULL); | ||
314 | GNUNET_assert (NULL != zi); | ||
315 | return; | ||
316 | } | ||
317 | rd = create_record ((++off) % MAX_REC_SIZE); | ||
318 | GNUNET_asprintf (&label, | ||
319 | "l%u", | ||
320 | off); | ||
321 | qe = GNUNET_NAMESTORE_records_store (nsh, | ||
322 | privkey, | ||
323 | label, | ||
324 | 1, rd, | ||
325 | &put_cont, | ||
326 | NULL); | ||
327 | GNUNET_free (label); | ||
328 | GNUNET_free (rd); | ||
329 | } | ||
330 | |||
331 | |||
332 | static void | ||
333 | run (void *cls, | ||
334 | const struct GNUNET_CONFIGURATION_Handle *cfg, | ||
335 | struct GNUNET_TESTING_Peer *peer) | ||
336 | { | ||
337 | directory = NULL; | ||
338 | GNUNET_assert (GNUNET_OK == | ||
339 | GNUNET_CONFIGURATION_get_value_string(cfg, | ||
340 | "PATHS", | ||
341 | "GNUNET_TEST_HOME", | ||
342 | &directory)); | ||
343 | GNUNET_DISK_directory_remove (directory); | ||
344 | GNUNET_SCHEDULER_add_shutdown (&end, | ||
345 | NULL); | ||
346 | timeout_task = GNUNET_SCHEDULER_add_delayed (TIMEOUT, | ||
347 | &timeout, | ||
348 | NULL); | ||
349 | nsh = GNUNET_NAMESTORE_connect (cfg); | ||
350 | GNUNET_assert (NULL != nsh); | ||
351 | privkey = GNUNET_CRYPTO_ecdsa_key_create (); | ||
352 | GNUNET_assert (NULL != privkey); | ||
353 | start = GNUNET_TIME_absolute_get (); | ||
354 | t = GNUNET_SCHEDULER_add_now (&publish_record, | ||
355 | NULL); | ||
356 | } | ||
357 | |||
358 | |||
359 | int | ||
360 | main (int argc, | ||
361 | char *argv[]) | ||
362 | { | ||
363 | const char *plugin_name; | ||
364 | char *cfg_name; | ||
365 | |||
366 | plugin_name = GNUNET_TESTING_get_testname_from_underscore (argv[0]); | ||
367 | GNUNET_asprintf (&cfg_name, | ||
368 | "test_namestore_api_%s.conf", | ||
369 | plugin_name); | ||
370 | res = 1; | ||
371 | if (0 != | ||
372 | GNUNET_TESTING_peer_run ("perf-namestore-api-zone-iteration", | ||
373 | cfg_name, | ||
374 | &run, | ||
375 | NULL)) | ||
376 | { | ||
377 | res = 1; | ||
378 | } | ||
379 | GNUNET_free (cfg_name); | ||
380 | if (NULL != directory) | ||
381 | { | ||
382 | GNUNET_DISK_directory_remove (directory); | ||
383 | GNUNET_free (directory); | ||
384 | } | ||
385 | return res; | ||
386 | } | ||
387 | |||
388 | |||
389 | /* end of perf_namestore_api_zone_iteration.c */ | ||