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Diffstat (limited to 'src/regex/gnunet-regex-simulation-profiler.c')
-rw-r--r-- | src/regex/gnunet-regex-simulation-profiler.c | 726 |
1 files changed, 0 insertions, 726 deletions
diff --git a/src/regex/gnunet-regex-simulation-profiler.c b/src/regex/gnunet-regex-simulation-profiler.c deleted file mode 100644 index ab6d65d58..000000000 --- a/src/regex/gnunet-regex-simulation-profiler.c +++ /dev/null | |||
@@ -1,726 +0,0 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | Copyright (C) 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 | /** | ||
23 | * @file regex/gnunet-regex-simulation-profiler.c | ||
24 | * @brief Regex profiler that dumps all DFAs into a database instead of | ||
25 | * using the DHT (with cadet). | ||
26 | * @author Maximilian Szengel | ||
27 | * @author Christophe Genevey | ||
28 | * | ||
29 | */ | ||
30 | |||
31 | #include "platform.h" | ||
32 | #include "gnunet_util_lib.h" | ||
33 | #include "regex_internal_lib.h" | ||
34 | #include "gnunet_mysql_lib.h" | ||
35 | #include "gnunet_my_lib.h" | ||
36 | #include <mysql/mysql.h> | ||
37 | |||
38 | /** | ||
39 | * MySQL statement to insert an edge. | ||
40 | */ | ||
41 | #define INSERT_EDGE_STMT "INSERT IGNORE INTO `%s` " \ | ||
42 | "(`key`, `label`, `to_key`, `accepting`) " \ | ||
43 | "VALUES (?, ?, ?, ?);" | ||
44 | |||
45 | /** | ||
46 | * MySQL statement to select a key count. | ||
47 | */ | ||
48 | #define SELECT_KEY_STMT "SELECT COUNT(*) FROM `%s` " \ | ||
49 | "WHERE `key` = ? AND `label` = ?;" | ||
50 | |||
51 | /** | ||
52 | * Simple struct to keep track of progress, and print a | ||
53 | * nice little percentage meter for long running tasks. | ||
54 | */ | ||
55 | struct ProgressMeter | ||
56 | { | ||
57 | /** | ||
58 | * Total number of elements. | ||
59 | */ | ||
60 | unsigned int total; | ||
61 | |||
62 | /** | ||
63 | * Interval for printing percentage. | ||
64 | */ | ||
65 | unsigned int modnum; | ||
66 | |||
67 | /** | ||
68 | * Number of dots to print. | ||
69 | */ | ||
70 | unsigned int dotnum; | ||
71 | |||
72 | /** | ||
73 | * Completed number. | ||
74 | */ | ||
75 | unsigned int completed; | ||
76 | |||
77 | /** | ||
78 | * Should the meter be printed? | ||
79 | */ | ||
80 | int print; | ||
81 | |||
82 | /** | ||
83 | * String to print on startup. | ||
84 | */ | ||
85 | char *startup_string; | ||
86 | }; | ||
87 | |||
88 | |||
89 | /** | ||
90 | * Handle for the progress meter | ||
91 | */ | ||
92 | static struct ProgressMeter *meter; | ||
93 | |||
94 | /** | ||
95 | * Scan task identifier; | ||
96 | */ | ||
97 | static struct GNUNET_SCHEDULER_Task *scan_task; | ||
98 | |||
99 | /** | ||
100 | * Global testing status. | ||
101 | */ | ||
102 | static int result; | ||
103 | |||
104 | /** | ||
105 | * MySQL context. | ||
106 | */ | ||
107 | static struct GNUNET_MYSQL_Context *mysql_ctx; | ||
108 | |||
109 | /** | ||
110 | * MySQL prepared statement handle. | ||
111 | */ | ||
112 | static struct GNUNET_MYSQL_StatementHandle *stmt_handle; | ||
113 | |||
114 | /** | ||
115 | * MySQL prepared statement handle for `key` select. | ||
116 | */ | ||
117 | static struct GNUNET_MYSQL_StatementHandle *select_stmt_handle; | ||
118 | |||
119 | /** | ||
120 | * MySQL table name. | ||
121 | */ | ||
122 | static char *table_name; | ||
123 | |||
124 | /** | ||
125 | * Policy dir containing files that contain policies. | ||
126 | */ | ||
127 | static char *policy_dir; | ||
128 | |||
129 | /** | ||
130 | * Number of policy files. | ||
131 | */ | ||
132 | static unsigned int num_policy_files; | ||
133 | |||
134 | /** | ||
135 | * Number of policies. | ||
136 | */ | ||
137 | static unsigned int num_policies; | ||
138 | |||
139 | /** | ||
140 | * Maximal path compression length. | ||
141 | */ | ||
142 | static unsigned int max_path_compression; | ||
143 | |||
144 | /** | ||
145 | * Number of merged transitions. | ||
146 | */ | ||
147 | static unsigned long long num_merged_transitions; | ||
148 | |||
149 | /** | ||
150 | * Number of merged states from different policies. | ||
151 | */ | ||
152 | static unsigned long long num_merged_states; | ||
153 | |||
154 | /** | ||
155 | * Prefix to add before every regex we're announcing. | ||
156 | */ | ||
157 | static char *regex_prefix; | ||
158 | |||
159 | |||
160 | /** | ||
161 | * Create a meter to keep track of the progress of some task. | ||
162 | * | ||
163 | * @param total the total number of items to complete | ||
164 | * @param start_string a string to prefix the meter with (if printing) | ||
165 | * @param print GNUNET_YES to print the meter, GNUNET_NO to count | ||
166 | * internally only | ||
167 | * | ||
168 | * @return the progress meter | ||
169 | */ | ||
170 | static struct ProgressMeter * | ||
171 | create_meter (unsigned int total, char *start_string, int print) | ||
172 | { | ||
173 | struct ProgressMeter *ret; | ||
174 | |||
175 | ret = GNUNET_new (struct ProgressMeter); | ||
176 | ret->print = print; | ||
177 | ret->total = total; | ||
178 | ret->modnum = total / 4; | ||
179 | if (ret->modnum == 0) /* Divide by zero check */ | ||
180 | ret->modnum = 1; | ||
181 | ret->dotnum = (total / 50) + 1; | ||
182 | if (start_string != NULL) | ||
183 | ret->startup_string = GNUNET_strdup (start_string); | ||
184 | else | ||
185 | ret->startup_string = GNUNET_strdup (""); | ||
186 | |||
187 | return ret; | ||
188 | } | ||
189 | |||
190 | |||
191 | /** | ||
192 | * Update progress meter (increment by one). | ||
193 | * | ||
194 | * @param meter the meter to update and print info for | ||
195 | * | ||
196 | * @return GNUNET_YES if called the total requested, | ||
197 | * GNUNET_NO if more items expected | ||
198 | */ | ||
199 | static int | ||
200 | update_meter (struct ProgressMeter *meter) | ||
201 | { | ||
202 | if (meter->print == GNUNET_YES) | ||
203 | { | ||
204 | if (meter->completed % meter->modnum == 0) | ||
205 | { | ||
206 | if (meter->completed == 0) | ||
207 | { | ||
208 | fprintf (stdout, "%sProgress: [0%%", meter->startup_string); | ||
209 | } | ||
210 | else | ||
211 | fprintf (stdout, "%d%%", | ||
212 | (int) (((float) meter->completed / meter->total) * 100)); | ||
213 | } | ||
214 | else if (meter->completed % meter->dotnum == 0) | ||
215 | fprintf (stdout, "%s", "."); | ||
216 | |||
217 | if (meter->completed + 1 == meter->total) | ||
218 | fprintf (stdout, "%d%%]\n", 100); | ||
219 | fflush (stdout); | ||
220 | } | ||
221 | meter->completed++; | ||
222 | |||
223 | if (meter->completed == meter->total) | ||
224 | return GNUNET_YES; | ||
225 | if (meter->completed > meter->total) | ||
226 | GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Progress meter overflow!!\n"); | ||
227 | return GNUNET_NO; | ||
228 | } | ||
229 | |||
230 | |||
231 | /** | ||
232 | * Reset progress meter. | ||
233 | * | ||
234 | * @param meter the meter to reset | ||
235 | * | ||
236 | * @return #GNUNET_YES if meter reset, | ||
237 | * #GNUNET_SYSERR on error | ||
238 | */ | ||
239 | static int | ||
240 | reset_meter (struct ProgressMeter *meter) | ||
241 | { | ||
242 | if (meter == NULL) | ||
243 | return GNUNET_SYSERR; | ||
244 | |||
245 | meter->completed = 0; | ||
246 | return GNUNET_YES; | ||
247 | } | ||
248 | |||
249 | |||
250 | /** | ||
251 | * Release resources for meter | ||
252 | * | ||
253 | * @param meter the meter to free | ||
254 | */ | ||
255 | static void | ||
256 | free_meter (struct ProgressMeter *meter) | ||
257 | { | ||
258 | GNUNET_free (meter->startup_string); | ||
259 | GNUNET_free (meter); | ||
260 | } | ||
261 | |||
262 | |||
263 | /** | ||
264 | * Shutdown task. | ||
265 | * | ||
266 | * @param cls NULL | ||
267 | */ | ||
268 | static void | ||
269 | do_shutdown (void *cls) | ||
270 | { | ||
271 | if (NULL != mysql_ctx) | ||
272 | { | ||
273 | GNUNET_MYSQL_context_destroy (mysql_ctx); | ||
274 | mysql_ctx = NULL; | ||
275 | } | ||
276 | if (NULL != meter) | ||
277 | { | ||
278 | free_meter (meter); | ||
279 | meter = NULL; | ||
280 | } | ||
281 | } | ||
282 | |||
283 | |||
284 | /** | ||
285 | * Abort task to run on test timed out. | ||
286 | * | ||
287 | * FIXME: this doesn't actually work, it used to cancel | ||
288 | * the already running 'scan_task', but now that should | ||
289 | * always be NULL and do nothing. We instead need to set | ||
290 | * a global variable and abort scan_task internally, not | ||
291 | * via scheduler. | ||
292 | * | ||
293 | * @param cls NULL | ||
294 | */ | ||
295 | static void | ||
296 | do_abort (void *cls) | ||
297 | { | ||
298 | GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Aborting\n"); | ||
299 | if (NULL != scan_task) | ||
300 | { | ||
301 | GNUNET_SCHEDULER_cancel (scan_task); | ||
302 | scan_task = NULL; | ||
303 | } | ||
304 | result = GNUNET_SYSERR; | ||
305 | GNUNET_SCHEDULER_shutdown (); | ||
306 | } | ||
307 | |||
308 | |||
309 | /** | ||
310 | * Iterator over all states that inserts each state into the MySQL db. | ||
311 | * | ||
312 | * @param cls closure. | ||
313 | * @param key hash for current state. | ||
314 | * @param proof proof for current state. | ||
315 | * @param accepting #GNUNET_YES if this is an accepting state, #GNUNET_NO if not. | ||
316 | * @param num_edges number of edges leaving current state. | ||
317 | * @param edges edges leaving current state. | ||
318 | */ | ||
319 | static void | ||
320 | regex_iterator (void *cls, | ||
321 | const struct GNUNET_HashCode *key, | ||
322 | const char *proof, | ||
323 | int accepting, | ||
324 | unsigned int num_edges, | ||
325 | const struct REGEX_BLOCK_Edge *edges) | ||
326 | { | ||
327 | unsigned int i; | ||
328 | int result; | ||
329 | |||
330 | uint32_t iaccepting = (uint32_t) accepting; | ||
331 | uint64_t total; | ||
332 | |||
333 | GNUNET_assert (NULL != mysql_ctx); | ||
334 | |||
335 | for (i = 0; i < num_edges; i++) | ||
336 | { | ||
337 | struct GNUNET_MY_QueryParam params_select[] = { | ||
338 | GNUNET_MY_query_param_auto_from_type (key), | ||
339 | GNUNET_MY_query_param_string (edges[i].label), | ||
340 | GNUNET_MY_query_param_end | ||
341 | }; | ||
342 | |||
343 | struct GNUNET_MY_ResultSpec results_select[] = { | ||
344 | GNUNET_MY_result_spec_uint64 (&total), | ||
345 | GNUNET_MY_result_spec_end | ||
346 | }; | ||
347 | |||
348 | result = | ||
349 | GNUNET_MY_exec_prepared (mysql_ctx, | ||
350 | select_stmt_handle, | ||
351 | params_select); | ||
352 | |||
353 | if (GNUNET_SYSERR == result) | ||
354 | { | ||
355 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
356 | "Error executing prepared mysql select statement\n"); | ||
357 | GNUNET_SCHEDULER_add_now (&do_abort, NULL); | ||
358 | return; | ||
359 | } | ||
360 | |||
361 | result = | ||
362 | GNUNET_MY_extract_result (select_stmt_handle, | ||
363 | results_select); | ||
364 | |||
365 | if (GNUNET_SYSERR == result) | ||
366 | { | ||
367 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
368 | "Error extracting result mysql select statement\n"); | ||
369 | GNUNET_SCHEDULER_add_now (&do_abort, NULL); | ||
370 | return; | ||
371 | } | ||
372 | |||
373 | if ((-1 != total) && (total > 0) ) | ||
374 | { | ||
375 | GNUNET_log (GNUNET_ERROR_TYPE_INFO, "Total: %llu (%s, %s)\n", | ||
376 | (unsigned long long) total, | ||
377 | GNUNET_h2s (key), edges[i].label); | ||
378 | } | ||
379 | |||
380 | struct GNUNET_MY_QueryParam params_stmt[] = { | ||
381 | GNUNET_MY_query_param_auto_from_type (&key), | ||
382 | GNUNET_MY_query_param_string (edges[i].label), | ||
383 | GNUNET_MY_query_param_auto_from_type (&edges[i].destination), | ||
384 | GNUNET_MY_query_param_uint32 (&iaccepting), | ||
385 | GNUNET_MY_query_param_end | ||
386 | }; | ||
387 | |||
388 | result = | ||
389 | GNUNET_MY_exec_prepared (mysql_ctx, | ||
390 | stmt_handle, | ||
391 | params_stmt); | ||
392 | |||
393 | if (0 == result) | ||
394 | { | ||
395 | char *key_str = GNUNET_strdup (GNUNET_h2s (key)); | ||
396 | char *to_key_str = GNUNET_strdup (GNUNET_h2s (&edges[i].destination)); | ||
397 | |||
398 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Merged (%s, %s, %s, %i)\n", | ||
399 | key_str, | ||
400 | edges[i].label, | ||
401 | to_key_str, | ||
402 | accepting); | ||
403 | |||
404 | GNUNET_free (key_str); | ||
405 | GNUNET_free (to_key_str); | ||
406 | num_merged_transitions++; | ||
407 | } | ||
408 | else if (-1 != total) | ||
409 | { | ||
410 | num_merged_states++; | ||
411 | } | ||
412 | |||
413 | if ((GNUNET_SYSERR == result) || ((1 != result) && (0 != result) )) | ||
414 | { | ||
415 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
416 | "Error executing prepared mysql statement for edge: Affected rows: %i, expected 0 or 1!\n", | ||
417 | result); | ||
418 | GNUNET_SCHEDULER_add_now (&do_abort, NULL); | ||
419 | } | ||
420 | } | ||
421 | |||
422 | if (0 == num_edges) | ||
423 | { | ||
424 | struct GNUNET_MY_QueryParam params_stmt[] = { | ||
425 | GNUNET_MY_query_param_auto_from_type (key), | ||
426 | GNUNET_MY_query_param_string (""), | ||
427 | GNUNET_MY_query_param_fixed_size (NULL, 0), | ||
428 | GNUNET_MY_query_param_uint32 (&iaccepting), | ||
429 | GNUNET_MY_query_param_end | ||
430 | }; | ||
431 | |||
432 | result = | ||
433 | GNUNET_MY_exec_prepared (mysql_ctx, | ||
434 | stmt_handle, | ||
435 | params_stmt); | ||
436 | |||
437 | if ((1 != result) && (0 != result) ) | ||
438 | { | ||
439 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
440 | "Error executing prepared mysql statement for edge: Affected rows: %i, expected 0 or 1!\n", | ||
441 | result); | ||
442 | GNUNET_SCHEDULER_add_now (&do_abort, NULL); | ||
443 | } | ||
444 | } | ||
445 | } | ||
446 | |||
447 | |||
448 | /** | ||
449 | * Announce a regex by creating the DFA and iterating over each state, inserting | ||
450 | * each state into a MySQL database. | ||
451 | * | ||
452 | * @param regex regular expression. | ||
453 | * @return #GNUNET_OK on success, #GNUNET_SYSERR on failure. | ||
454 | */ | ||
455 | static int | ||
456 | announce_regex (const char *regex) | ||
457 | { | ||
458 | struct REGEX_INTERNAL_Automaton *dfa; | ||
459 | |||
460 | dfa = | ||
461 | REGEX_INTERNAL_construct_dfa (regex, | ||
462 | strlen (regex), | ||
463 | max_path_compression); | ||
464 | |||
465 | if (NULL == dfa) | ||
466 | { | ||
467 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
468 | "Failed to create DFA for regex %s\n", | ||
469 | regex); | ||
470 | GNUNET_SCHEDULER_add_now (&do_abort, NULL); | ||
471 | return GNUNET_SYSERR; | ||
472 | } | ||
473 | REGEX_INTERNAL_iterate_all_edges (dfa, | ||
474 | ®ex_iterator, NULL); | ||
475 | REGEX_INTERNAL_automaton_destroy (dfa); | ||
476 | |||
477 | return GNUNET_OK; | ||
478 | } | ||
479 | |||
480 | |||
481 | /** | ||
482 | * Function called with a filename. | ||
483 | * | ||
484 | * @param cls closure | ||
485 | * @param filename complete filename (absolute path) | ||
486 | * @return #GNUNET_OK to continue to iterate, | ||
487 | * #GNUNET_SYSERR to abort iteration with error! | ||
488 | */ | ||
489 | static int | ||
490 | policy_filename_cb (void *cls, const char *filename) | ||
491 | { | ||
492 | char *regex; | ||
493 | char *data; | ||
494 | char *buf; | ||
495 | uint64_t filesize; | ||
496 | unsigned int offset; | ||
497 | |||
498 | GNUNET_assert (NULL != filename); | ||
499 | |||
500 | GNUNET_log (GNUNET_ERROR_TYPE_INFO, | ||
501 | "Announcing regexes from file %s\n", | ||
502 | filename); | ||
503 | |||
504 | if (GNUNET_YES != GNUNET_DISK_file_test (filename)) | ||
505 | { | ||
506 | GNUNET_log (GNUNET_ERROR_TYPE_WARNING, | ||
507 | "Could not find policy file %s\n", | ||
508 | filename); | ||
509 | return GNUNET_OK; | ||
510 | } | ||
511 | if (GNUNET_OK != | ||
512 | GNUNET_DISK_file_size (filename, &filesize, | ||
513 | GNUNET_YES, GNUNET_YES)) | ||
514 | filesize = 0; | ||
515 | if (0 == filesize) | ||
516 | { | ||
517 | GNUNET_log (GNUNET_ERROR_TYPE_WARNING, "Policy file %s is empty.\n", | ||
518 | filename); | ||
519 | return GNUNET_OK; | ||
520 | } | ||
521 | data = GNUNET_malloc (filesize); | ||
522 | if (filesize != GNUNET_DISK_fn_read (filename, data, filesize)) | ||
523 | { | ||
524 | GNUNET_free (data); | ||
525 | GNUNET_log (GNUNET_ERROR_TYPE_WARNING, | ||
526 | "Could not read policy file %s.\n", | ||
527 | filename); | ||
528 | return GNUNET_OK; | ||
529 | } | ||
530 | |||
531 | update_meter (meter); | ||
532 | |||
533 | buf = data; | ||
534 | offset = 0; | ||
535 | regex = NULL; | ||
536 | while (offset < (filesize - 1)) | ||
537 | { | ||
538 | offset++; | ||
539 | if (((data[offset] == '\n')) && (buf != &data[offset])) | ||
540 | { | ||
541 | data[offset] = '|'; | ||
542 | num_policies++; | ||
543 | buf = &data[offset + 1]; | ||
544 | } | ||
545 | else if ((data[offset] == '\n') || (data[offset] == '\0')) | ||
546 | buf = &data[offset + 1]; | ||
547 | } | ||
548 | data[offset] = '\0'; | ||
549 | GNUNET_asprintf (®ex, "%s(%s)", regex_prefix, data); | ||
550 | GNUNET_assert (NULL != regex); | ||
551 | GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, | ||
552 | "Announcing regex: %s\n", regex); | ||
553 | |||
554 | if (GNUNET_OK != announce_regex (regex)) | ||
555 | { | ||
556 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
557 | "Could not announce regex %s\n", | ||
558 | regex); | ||
559 | } | ||
560 | GNUNET_free (regex); | ||
561 | GNUNET_free (data); | ||
562 | return GNUNET_OK; | ||
563 | } | ||
564 | |||
565 | |||
566 | /** | ||
567 | * Iterate over files contained in policy_dir. | ||
568 | * | ||
569 | * @param cls NULL | ||
570 | */ | ||
571 | static void | ||
572 | do_directory_scan (void *cls) | ||
573 | { | ||
574 | struct GNUNET_TIME_Absolute start_time; | ||
575 | struct GNUNET_TIME_Relative duration; | ||
576 | char *stmt; | ||
577 | |||
578 | /* Create an MySQL prepared statement for the inserts */ | ||
579 | scan_task = NULL; | ||
580 | GNUNET_asprintf (&stmt, INSERT_EDGE_STMT, table_name); | ||
581 | stmt_handle = GNUNET_MYSQL_statement_prepare (mysql_ctx, stmt); | ||
582 | GNUNET_free (stmt); | ||
583 | |||
584 | GNUNET_asprintf (&stmt, SELECT_KEY_STMT, table_name); | ||
585 | select_stmt_handle = GNUNET_MYSQL_statement_prepare (mysql_ctx, stmt); | ||
586 | GNUNET_free (stmt); | ||
587 | |||
588 | GNUNET_assert (NULL != stmt_handle); | ||
589 | |||
590 | meter = create_meter (num_policy_files, | ||
591 | "Announcing policy files\n", | ||
592 | GNUNET_YES); | ||
593 | start_time = GNUNET_TIME_absolute_get (); | ||
594 | GNUNET_DISK_directory_scan (policy_dir, | ||
595 | &policy_filename_cb, | ||
596 | stmt_handle); | ||
597 | duration = GNUNET_TIME_absolute_get_duration (start_time); | ||
598 | reset_meter (meter); | ||
599 | free_meter (meter); | ||
600 | meter = NULL; | ||
601 | |||
602 | printf ("Announced %u files containing %u policies in %s\n" | ||
603 | "Duplicate transitions: %llu\nMerged states: %llu\n", | ||
604 | num_policy_files, | ||
605 | num_policies, | ||
606 | GNUNET_STRINGS_relative_time_to_string (duration, GNUNET_NO), | ||
607 | num_merged_transitions, | ||
608 | num_merged_states); | ||
609 | result = GNUNET_OK; | ||
610 | GNUNET_SCHEDULER_shutdown (); | ||
611 | } | ||
612 | |||
613 | |||
614 | /** | ||
615 | * Main function that will be run by the scheduler. | ||
616 | * | ||
617 | * @param cls closure | ||
618 | * @param args remaining command-line arguments | ||
619 | * @param cfgfile name of the configuration file used (for saving, can be NULL!) | ||
620 | * @param config configuration | ||
621 | */ | ||
622 | static void | ||
623 | run (void *cls, | ||
624 | char *const *args, | ||
625 | const char *cfgfile, | ||
626 | const struct GNUNET_CONFIGURATION_Handle *config) | ||
627 | { | ||
628 | if (NULL == args[0]) | ||
629 | { | ||
630 | fprintf (stderr, | ||
631 | _ ("No policy directory specified on command line. Exiting.\n")); | ||
632 | result = GNUNET_SYSERR; | ||
633 | return; | ||
634 | } | ||
635 | if (GNUNET_YES != | ||
636 | GNUNET_DISK_directory_test (args[0], GNUNET_YES)) | ||
637 | { | ||
638 | fprintf (stderr, | ||
639 | _ ("Specified policies directory does not exist. Exiting.\n")); | ||
640 | result = GNUNET_SYSERR; | ||
641 | return; | ||
642 | } | ||
643 | policy_dir = args[0]; | ||
644 | |||
645 | num_policy_files = GNUNET_DISK_directory_scan (policy_dir, | ||
646 | NULL, NULL); | ||
647 | meter = NULL; | ||
648 | |||
649 | if (NULL == table_name) | ||
650 | { | ||
651 | GNUNET_log (GNUNET_ERROR_TYPE_WARNING, | ||
652 | "No table name specified, using default \"NFA\".\n"); | ||
653 | table_name = "NFA"; | ||
654 | } | ||
655 | |||
656 | mysql_ctx = GNUNET_MYSQL_context_create (config, "regex-mysql"); | ||
657 | if (NULL == mysql_ctx) | ||
658 | { | ||
659 | GNUNET_log (GNUNET_ERROR_TYPE_ERROR, | ||
660 | "Failed to create mysql context\n"); | ||
661 | result = GNUNET_SYSERR; | ||
662 | return; | ||
663 | } | ||
664 | |||
665 | if (GNUNET_OK != | ||
666 | GNUNET_CONFIGURATION_get_value_string (config, | ||
667 | "regex-mysql", | ||
668 | "REGEX_PREFIX", | ||
669 | ®ex_prefix)) | ||
670 | { | ||
671 | GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR, | ||
672 | "regex-mysql", | ||
673 | "REGEX_PREFIX"); | ||
674 | result = GNUNET_SYSERR; | ||
675 | return; | ||
676 | } | ||
677 | |||
678 | result = GNUNET_OK; | ||
679 | GNUNET_SCHEDULER_add_shutdown (&do_shutdown, | ||
680 | NULL); | ||
681 | scan_task = GNUNET_SCHEDULER_add_now (&do_directory_scan, NULL); | ||
682 | } | ||
683 | |||
684 | |||
685 | /** | ||
686 | * Main function. | ||
687 | * | ||
688 | * @param argc argument count | ||
689 | * @param argv argument values | ||
690 | * @return 0 on success | ||
691 | */ | ||
692 | int | ||
693 | main (int argc, char *const *argv) | ||
694 | { | ||
695 | struct GNUNET_GETOPT_CommandLineOption options[] = { | ||
696 | GNUNET_GETOPT_option_string ('t', | ||
697 | "table", | ||
698 | "TABLENAME", | ||
699 | gettext_noop ( | ||
700 | "name of the table to write DFAs"), | ||
701 | &table_name), | ||
702 | |||
703 | GNUNET_GETOPT_option_uint ('p', | ||
704 | "max-path-compression", | ||
705 | "MAX_PATH_COMPRESSION", | ||
706 | gettext_noop ("maximum path compression length"), | ||
707 | &max_path_compression), | ||
708 | |||
709 | GNUNET_GETOPT_OPTION_END | ||
710 | }; | ||
711 | int ret; | ||
712 | |||
713 | if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args (argc, argv, &argc, &argv)) | ||
714 | return 2; | ||
715 | |||
716 | result = GNUNET_SYSERR; | ||
717 | ret = | ||
718 | GNUNET_PROGRAM_run (argc, argv, | ||
719 | "gnunet-regex-simulationprofiler [OPTIONS] policy-dir", | ||
720 | _ ("Profiler for regex library"), options, &run, NULL); | ||
721 | if (GNUNET_OK != ret) | ||
722 | return ret; | ||
723 | if (GNUNET_OK != result) | ||
724 | return 1; | ||
725 | return 0; | ||
726 | } | ||