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Diffstat (limited to 'src/reclaim/gnunet-reclaim.c')
-rw-r--r-- | src/reclaim/gnunet-reclaim.c | 560 |
1 files changed, 560 insertions, 0 deletions
diff --git a/src/reclaim/gnunet-reclaim.c b/src/reclaim/gnunet-reclaim.c new file mode 100644 index 000000000..677e9f49f --- /dev/null +++ b/src/reclaim/gnunet-reclaim.c | |||
@@ -0,0 +1,560 @@ | |||
1 | /* | ||
2 | This file is part of GNUnet. | ||
3 | Copyright (C) 2012-2015 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 | /** | ||
19 | * @author Martin Schanzenbach | ||
20 | * @file src/reclaim/gnunet-reclaim.c | ||
21 | * @brief Identity Provider utility | ||
22 | * | ||
23 | */ | ||
24 | |||
25 | #include "platform.h" | ||
26 | #include "gnunet_util_lib.h" | ||
27 | #include "gnunet_namestore_service.h" | ||
28 | #include "gnunet_reclaim_service.h" | ||
29 | #include "gnunet_identity_service.h" | ||
30 | #include "gnunet_signatures.h" | ||
31 | |||
32 | /** | ||
33 | * return value | ||
34 | */ | ||
35 | static int ret; | ||
36 | |||
37 | /** | ||
38 | * List attribute flag | ||
39 | */ | ||
40 | static int list; | ||
41 | |||
42 | /** | ||
43 | * Relying party | ||
44 | */ | ||
45 | static char* rp; | ||
46 | |||
47 | /** | ||
48 | * The attribute | ||
49 | */ | ||
50 | static char* attr_name; | ||
51 | |||
52 | /** | ||
53 | * Attribute value | ||
54 | */ | ||
55 | static char* attr_value; | ||
56 | |||
57 | /** | ||
58 | * Attributes to issue | ||
59 | */ | ||
60 | static char* issue_attrs; | ||
61 | |||
62 | /** | ||
63 | * Ticket to consume | ||
64 | */ | ||
65 | static char* consume_ticket; | ||
66 | |||
67 | /** | ||
68 | * Attribute type | ||
69 | */ | ||
70 | static char* type_str; | ||
71 | |||
72 | /** | ||
73 | * Ticket to revoke | ||
74 | */ | ||
75 | static char* revoke_ticket; | ||
76 | |||
77 | /** | ||
78 | * Ego name | ||
79 | */ | ||
80 | static char* ego_name; | ||
81 | |||
82 | /** | ||
83 | * Identity handle | ||
84 | */ | ||
85 | static struct GNUNET_IDENTITY_Handle *identity_handle; | ||
86 | |||
87 | /** | ||
88 | * reclaim handle | ||
89 | */ | ||
90 | static struct GNUNET_RECLAIM_Handle *reclaim_handle; | ||
91 | |||
92 | /** | ||
93 | * reclaim operation | ||
94 | */ | ||
95 | static struct GNUNET_RECLAIM_Operation *reclaim_op; | ||
96 | |||
97 | /** | ||
98 | * Attribute iterator | ||
99 | */ | ||
100 | static struct GNUNET_RECLAIM_AttributeIterator *attr_iterator; | ||
101 | |||
102 | /** | ||
103 | * Master ABE key | ||
104 | */ | ||
105 | static struct GNUNET_CRYPTO_AbeMasterKey *abe_key; | ||
106 | |||
107 | /** | ||
108 | * ego private key | ||
109 | */ | ||
110 | static const struct GNUNET_CRYPTO_EcdsaPrivateKey *pkey; | ||
111 | |||
112 | /** | ||
113 | * rp public key | ||
114 | */ | ||
115 | static struct GNUNET_CRYPTO_EcdsaPublicKey rp_key; | ||
116 | |||
117 | /** | ||
118 | * Ticket to consume | ||
119 | */ | ||
120 | static struct GNUNET_RECLAIM_Ticket ticket; | ||
121 | |||
122 | /** | ||
123 | * Attribute list | ||
124 | */ | ||
125 | static struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList *attr_list; | ||
126 | |||
127 | /** | ||
128 | * Attribute expiration interval | ||
129 | */ | ||
130 | static struct GNUNET_TIME_Relative exp_interval; | ||
131 | |||
132 | /** | ||
133 | * Timeout task | ||
134 | */ | ||
135 | static struct GNUNET_SCHEDULER_Task *timeout; | ||
136 | |||
137 | /** | ||
138 | * Cleanup task | ||
139 | */ | ||
140 | static struct GNUNET_SCHEDULER_Task *cleanup_task; | ||
141 | |||
142 | /** | ||
143 | * Claim to store | ||
144 | */ | ||
145 | struct GNUNET_RECLAIM_ATTRIBUTE_Claim *claim; | ||
146 | |||
147 | static void | ||
148 | do_cleanup(void *cls) | ||
149 | { | ||
150 | cleanup_task = NULL; | ||
151 | if (NULL != timeout) | ||
152 | GNUNET_SCHEDULER_cancel (timeout); | ||
153 | if (NULL != reclaim_op) | ||
154 | GNUNET_RECLAIM_cancel (reclaim_op); | ||
155 | if (NULL != attr_iterator) | ||
156 | GNUNET_RECLAIM_get_attributes_stop (attr_iterator); | ||
157 | if (NULL != reclaim_handle) | ||
158 | GNUNET_RECLAIM_disconnect (reclaim_handle); | ||
159 | if (NULL != identity_handle) | ||
160 | GNUNET_IDENTITY_disconnect (identity_handle); | ||
161 | if (NULL != abe_key) | ||
162 | GNUNET_free (abe_key); | ||
163 | if (NULL != attr_list) | ||
164 | GNUNET_free (attr_list); | ||
165 | } | ||
166 | |||
167 | static void | ||
168 | ticket_issue_cb (void* cls, | ||
169 | const struct GNUNET_RECLAIM_Ticket *ticket) | ||
170 | { | ||
171 | char* ticket_str; | ||
172 | reclaim_op = NULL; | ||
173 | if (NULL != ticket) { | ||
174 | ticket_str = GNUNET_STRINGS_data_to_string_alloc (ticket, | ||
175 | sizeof (struct GNUNET_RECLAIM_Ticket)); | ||
176 | printf("%s\n", | ||
177 | ticket_str); | ||
178 | GNUNET_free (ticket_str); | ||
179 | } | ||
180 | cleanup_task = GNUNET_SCHEDULER_add_now (&do_cleanup, NULL); | ||
181 | } | ||
182 | |||
183 | static void | ||
184 | store_attr_cont (void *cls, | ||
185 | int32_t success, | ||
186 | const char*emsg) | ||
187 | { | ||
188 | reclaim_op = NULL; | ||
189 | if (GNUNET_SYSERR == success) { | ||
190 | fprintf (stderr, | ||
191 | "%s\n", emsg); | ||
192 | } | ||
193 | cleanup_task = GNUNET_SCHEDULER_add_now (&do_cleanup, NULL); | ||
194 | } | ||
195 | |||
196 | static void | ||
197 | process_attrs (void *cls, | ||
198 | const struct GNUNET_CRYPTO_EcdsaPublicKey *identity, | ||
199 | const struct GNUNET_RECLAIM_ATTRIBUTE_Claim *attr) | ||
200 | { | ||
201 | char *value_str; | ||
202 | const char* attr_type; | ||
203 | |||
204 | if (NULL == identity) | ||
205 | { | ||
206 | reclaim_op = NULL; | ||
207 | cleanup_task = GNUNET_SCHEDULER_add_now (&do_cleanup, NULL); | ||
208 | return; | ||
209 | } | ||
210 | if (NULL == attr) | ||
211 | { | ||
212 | ret = 1; | ||
213 | return; | ||
214 | } | ||
215 | value_str = GNUNET_RECLAIM_ATTRIBUTE_value_to_string (attr->type, | ||
216 | attr->data, | ||
217 | attr->data_size); | ||
218 | attr_type = GNUNET_RECLAIM_ATTRIBUTE_number_to_typename (attr->type); | ||
219 | fprintf (stdout, | ||
220 | "%s: %s [%s,v%u]\n", attr->name, value_str, attr_type, attr->version); | ||
221 | } | ||
222 | |||
223 | |||
224 | static void | ||
225 | iter_error (void *cls) | ||
226 | { | ||
227 | attr_iterator = NULL; | ||
228 | fprintf (stderr, | ||
229 | "Failed to iterate over attributes\n"); | ||
230 | cleanup_task = GNUNET_SCHEDULER_add_now (&do_cleanup, NULL); | ||
231 | } | ||
232 | |||
233 | static void | ||
234 | timeout_task (void *cls) | ||
235 | { | ||
236 | timeout = NULL; | ||
237 | ret = 1; | ||
238 | fprintf (stderr, | ||
239 | "Timeout\n"); | ||
240 | if (NULL == cleanup_task) | ||
241 | cleanup_task = GNUNET_SCHEDULER_add_now (&do_cleanup, NULL); | ||
242 | } | ||
243 | |||
244 | static void | ||
245 | process_rvk (void *cls, int success, const char* msg) | ||
246 | { | ||
247 | reclaim_op = NULL; | ||
248 | if (GNUNET_OK != success) | ||
249 | { | ||
250 | fprintf (stderr, | ||
251 | "Revocation failed.\n"); | ||
252 | ret = 1; | ||
253 | } | ||
254 | cleanup_task = GNUNET_SCHEDULER_add_now (&do_cleanup, NULL); | ||
255 | } | ||
256 | |||
257 | static void | ||
258 | iter_finished (void *cls) | ||
259 | { | ||
260 | char *data; | ||
261 | size_t data_size; | ||
262 | int type; | ||
263 | |||
264 | attr_iterator = NULL; | ||
265 | if (list) | ||
266 | { | ||
267 | cleanup_task = GNUNET_SCHEDULER_add_now (&do_cleanup, NULL); | ||
268 | return; | ||
269 | } | ||
270 | |||
271 | if (issue_attrs) | ||
272 | { | ||
273 | reclaim_op = GNUNET_RECLAIM_ticket_issue (reclaim_handle, | ||
274 | pkey, | ||
275 | &rp_key, | ||
276 | attr_list, | ||
277 | &ticket_issue_cb, | ||
278 | NULL); | ||
279 | return; | ||
280 | } | ||
281 | if (consume_ticket) | ||
282 | { | ||
283 | reclaim_op = GNUNET_RECLAIM_ticket_consume (reclaim_handle, | ||
284 | pkey, | ||
285 | &ticket, | ||
286 | &process_attrs, | ||
287 | NULL); | ||
288 | timeout = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_relative_multiply(GNUNET_TIME_UNIT_SECONDS, 10), | ||
289 | &timeout_task, | ||
290 | NULL); | ||
291 | return; | ||
292 | } | ||
293 | if (revoke_ticket) | ||
294 | { | ||
295 | reclaim_op = GNUNET_RECLAIM_ticket_revoke (reclaim_handle, | ||
296 | pkey, | ||
297 | &ticket, | ||
298 | &process_rvk, | ||
299 | NULL); | ||
300 | return; | ||
301 | } | ||
302 | if (attr_name) | ||
303 | { | ||
304 | if (NULL == type_str) | ||
305 | type = GNUNET_RECLAIM_ATTRIBUTE_TYPE_STRING; | ||
306 | else | ||
307 | type = GNUNET_RECLAIM_ATTRIBUTE_typename_to_number (type_str); | ||
308 | |||
309 | GNUNET_assert (GNUNET_SYSERR != GNUNET_RECLAIM_ATTRIBUTE_string_to_value (type, | ||
310 | attr_value, | ||
311 | (void**)&data, | ||
312 | &data_size)); | ||
313 | if (NULL != claim) | ||
314 | { | ||
315 | claim->type = type; | ||
316 | claim->data = data; | ||
317 | claim->data_size = data_size; | ||
318 | } | ||
319 | else | ||
320 | { | ||
321 | claim = GNUNET_RECLAIM_ATTRIBUTE_claim_new (attr_name, | ||
322 | type, | ||
323 | data, | ||
324 | data_size); | ||
325 | } | ||
326 | reclaim_op = GNUNET_RECLAIM_attribute_store (reclaim_handle, | ||
327 | pkey, | ||
328 | claim, | ||
329 | &exp_interval, | ||
330 | &store_attr_cont, | ||
331 | NULL); | ||
332 | GNUNET_free (data); | ||
333 | GNUNET_free (claim); | ||
334 | return; | ||
335 | } | ||
336 | cleanup_task = GNUNET_SCHEDULER_add_now (&do_cleanup, NULL); | ||
337 | } | ||
338 | |||
339 | static void | ||
340 | iter_cb (void *cls, | ||
341 | const struct GNUNET_CRYPTO_EcdsaPublicKey *identity, | ||
342 | const struct GNUNET_RECLAIM_ATTRIBUTE_Claim *attr) | ||
343 | { | ||
344 | struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry *le; | ||
345 | char *attrs_tmp; | ||
346 | char *attr_str; | ||
347 | const char *attr_type; | ||
348 | |||
349 | if ((NULL != attr_name) && (NULL != claim)) | ||
350 | { | ||
351 | if (0 == strcasecmp (attr_name, attr->name)) | ||
352 | { | ||
353 | claim = GNUNET_RECLAIM_ATTRIBUTE_claim_new (attr->name, | ||
354 | attr->type, | ||
355 | attr->data, | ||
356 | attr->data_size); | ||
357 | } | ||
358 | } | ||
359 | else if (issue_attrs) | ||
360 | { | ||
361 | attrs_tmp = GNUNET_strdup (issue_attrs); | ||
362 | attr_str = strtok (attrs_tmp, ","); | ||
363 | while (NULL != attr_str) { | ||
364 | if (0 != strcasecmp (attr_str, attr->name)) { | ||
365 | attr_str = strtok (NULL, ","); | ||
366 | continue; | ||
367 | } | ||
368 | le = GNUNET_new (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimListEntry); | ||
369 | le->claim = GNUNET_RECLAIM_ATTRIBUTE_claim_new (attr->name, | ||
370 | attr->type, | ||
371 | attr->data, | ||
372 | attr->data_size); | ||
373 | le->claim->version = attr->version; | ||
374 | GNUNET_CONTAINER_DLL_insert (attr_list->list_head, | ||
375 | attr_list->list_tail, | ||
376 | le); | ||
377 | break; | ||
378 | } | ||
379 | GNUNET_free (attrs_tmp); | ||
380 | } | ||
381 | else if (list) | ||
382 | { | ||
383 | attr_str = GNUNET_RECLAIM_ATTRIBUTE_value_to_string (attr->type, | ||
384 | attr->data, | ||
385 | attr->data_size); | ||
386 | attr_type = GNUNET_RECLAIM_ATTRIBUTE_number_to_typename (attr->type); | ||
387 | fprintf (stdout, | ||
388 | "%s: %s [%s,v%u]\n", attr->name, attr_str, attr_type, attr->version); | ||
389 | } | ||
390 | GNUNET_RECLAIM_get_attributes_next (attr_iterator); | ||
391 | } | ||
392 | |||
393 | static void | ||
394 | start_get_attributes () | ||
395 | { | ||
396 | if (NULL == pkey) | ||
397 | { | ||
398 | fprintf (stderr, | ||
399 | "Ego %s not found\n", ego_name); | ||
400 | cleanup_task = GNUNET_SCHEDULER_add_now (&do_cleanup, NULL); | ||
401 | return; | ||
402 | } | ||
403 | |||
404 | if (NULL != rp) | ||
405 | GNUNET_CRYPTO_ecdsa_public_key_from_string (rp, | ||
406 | strlen (rp), | ||
407 | &rp_key); | ||
408 | if (NULL != consume_ticket) | ||
409 | GNUNET_STRINGS_string_to_data (consume_ticket, | ||
410 | strlen (consume_ticket), | ||
411 | &ticket, | ||
412 | sizeof (struct GNUNET_RECLAIM_Ticket)); | ||
413 | if (NULL != revoke_ticket) | ||
414 | GNUNET_STRINGS_string_to_data (revoke_ticket, | ||
415 | strlen (revoke_ticket), | ||
416 | &ticket, | ||
417 | sizeof (struct GNUNET_RECLAIM_Ticket)); | ||
418 | |||
419 | attr_list = GNUNET_new (struct GNUNET_RECLAIM_ATTRIBUTE_ClaimList); | ||
420 | claim = NULL; | ||
421 | attr_iterator = GNUNET_RECLAIM_get_attributes_start (reclaim_handle, | ||
422 | pkey, | ||
423 | &iter_error, | ||
424 | NULL, | ||
425 | &iter_cb, | ||
426 | NULL, | ||
427 | &iter_finished, | ||
428 | NULL); | ||
429 | |||
430 | |||
431 | } | ||
432 | |||
433 | static int init = GNUNET_YES; | ||
434 | |||
435 | static void | ||
436 | ego_cb (void *cls, | ||
437 | struct GNUNET_IDENTITY_Ego *ego, | ||
438 | void **ctx, | ||
439 | const char *name) | ||
440 | { | ||
441 | if (NULL == name) { | ||
442 | if (GNUNET_YES == init) { | ||
443 | init = GNUNET_NO; | ||
444 | start_get_attributes(); | ||
445 | } | ||
446 | return; | ||
447 | } | ||
448 | if (0 != strcmp (name, ego_name)) | ||
449 | return; | ||
450 | pkey = GNUNET_IDENTITY_ego_get_private_key (ego); | ||
451 | } | ||
452 | |||
453 | |||
454 | static void | ||
455 | run (void *cls, | ||
456 | char *const *args, | ||
457 | const char *cfgfile, | ||
458 | const struct GNUNET_CONFIGURATION_Handle *c) | ||
459 | { | ||
460 | ret = 0; | ||
461 | if (NULL == ego_name) | ||
462 | { | ||
463 | ret = 1; | ||
464 | fprintf (stderr, | ||
465 | _("Ego is required\n")); | ||
466 | return; | ||
467 | } | ||
468 | |||
469 | if ( (NULL == attr_value) && (NULL != attr_name) ) | ||
470 | { | ||
471 | ret = 1; | ||
472 | fprintf (stderr, | ||
473 | _("Attribute value missing!\n")); | ||
474 | return; | ||
475 | } | ||
476 | |||
477 | if ( (NULL == rp) && (NULL != issue_attrs) ) | ||
478 | { | ||
479 | ret = 1; | ||
480 | fprintf (stderr, | ||
481 | _("Requesting party key is required!\n")); | ||
482 | return; | ||
483 | } | ||
484 | |||
485 | reclaim_handle = GNUNET_RECLAIM_connect (c); | ||
486 | //Get Ego | ||
487 | identity_handle = GNUNET_IDENTITY_connect (c, | ||
488 | &ego_cb, | ||
489 | NULL); | ||
490 | |||
491 | |||
492 | } | ||
493 | |||
494 | |||
495 | int | ||
496 | main(int argc, char *const argv[]) | ||
497 | { | ||
498 | exp_interval = GNUNET_TIME_UNIT_HOURS; | ||
499 | struct GNUNET_GETOPT_CommandLineOption options[] = { | ||
500 | |||
501 | GNUNET_GETOPT_option_string ('a', | ||
502 | "add", | ||
503 | NULL, | ||
504 | gettext_noop ("Add attribute"), | ||
505 | &attr_name), | ||
506 | |||
507 | GNUNET_GETOPT_option_string ('V', | ||
508 | "value", | ||
509 | NULL, | ||
510 | gettext_noop ("Attribute value"), | ||
511 | &attr_value), | ||
512 | GNUNET_GETOPT_option_string ('e', | ||
513 | "ego", | ||
514 | NULL, | ||
515 | gettext_noop ("Ego"), | ||
516 | &ego_name), | ||
517 | GNUNET_GETOPT_option_string ('r', | ||
518 | "rp", | ||
519 | NULL, | ||
520 | gettext_noop ("Audience (relying party)"), | ||
521 | &rp), | ||
522 | GNUNET_GETOPT_option_flag ('D', | ||
523 | "dump", | ||
524 | gettext_noop ("List attributes for Ego"), | ||
525 | &list), | ||
526 | GNUNET_GETOPT_option_string ('i', | ||
527 | "issue", | ||
528 | NULL, | ||
529 | gettext_noop ("Issue a ticket"), | ||
530 | &issue_attrs), | ||
531 | GNUNET_GETOPT_option_string ('C', | ||
532 | "consume", | ||
533 | NULL, | ||
534 | gettext_noop ("Consume a ticket"), | ||
535 | &consume_ticket), | ||
536 | GNUNET_GETOPT_option_string ('R', | ||
537 | "revoke", | ||
538 | NULL, | ||
539 | gettext_noop ("Revoke a ticket"), | ||
540 | &revoke_ticket), | ||
541 | GNUNET_GETOPT_option_string ('t', | ||
542 | "type", | ||
543 | NULL, | ||
544 | gettext_noop ("Type of attribute"), | ||
545 | &type_str), | ||
546 | GNUNET_GETOPT_option_relative_time ('E', | ||
547 | "expiration", | ||
548 | NULL, | ||
549 | gettext_noop ("Expiration interval of the attribute"), | ||
550 | &exp_interval), | ||
551 | |||
552 | GNUNET_GETOPT_OPTION_END | ||
553 | }; | ||
554 | if (GNUNET_OK != GNUNET_PROGRAM_run (argc, argv, "ct", | ||
555 | "ct", options, | ||
556 | &run, NULL)) | ||
557 | return 1; | ||
558 | else | ||
559 | return ret; | ||
560 | } | ||