2 This file is part of GNUnet.
3 Copyright (C) 2012-2013 GNUnet e.V.
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.
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.
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/>.
18 SPDX-License-Identifier: AGPL3.0-or-later
22 * @brief binary version of gnunet-gns-import.sh
23 * (for OSes that have no POSIX shell).
27 #include <gnunet_util_lib.h>
28 #include <gnunet_gnsrecord_lib.h>
29 #include <gnunet_identity_service.h>
30 #include <gnunet_namestore_service.h>
33 * Configuration we are using.
35 static const struct GNUNET_CONFIGURATION_Handle *cfg;
38 * Handle to IDENTITY service.
40 static struct GNUNET_IDENTITY_Handle *sh;
43 * Zone iterator for master zone
45 struct GNUNET_NAMESTORE_ZoneIterator *list_it;
48 * Handle to the namestore.
50 static struct GNUNET_NAMESTORE_Handle *ns;
53 * String version of PKEY for master-zone.
55 static char *master_zone_pkey;
58 * Binary version of PKEY for master-zone.
60 static struct GNUNET_CRYPTO_EcdsaPrivateKey master_pk;
63 * String version of PKEY for private-zone.
65 static char *private_zone_pkey;
68 * String version of PKEY for pin-zone.
70 static char *pin_zone_pkey =
71 "72QC35CO20UJN1E91KPJFNT9TG4CLKAPB4VK9S3Q758S9MLBRKOG";
74 * Set to GNUNET_YES if private record was found;
76 static int found_private_rec = GNUNET_NO;
79 * Set to GNUNET_YES if pin record was found;
81 static int found_pin_rec = GNUNET_NO;
90 run_process_and_wait (int pipe_control,
91 enum GNUNET_OS_InheritStdioFlags std_inheritance,
92 struct GNUNET_DISK_PipeHandle *pipe_stdin,
93 struct GNUNET_DISK_PipeHandle *pipe_stdout,
94 enum GNUNET_OS_ProcessStatusType *st,
96 const char *filename, ...)
98 static struct GNUNET_OS_Process *p;
103 va_list ap, apc1, apc2;
105 va_start (ap, filename);
109 while (NULL != (arg = va_arg (apc1, char *)))
110 arglen += strlen (arg) + 1;
112 args = argp = GNUNET_malloc (arglen);
113 while (NULL != (arg = va_arg (apc2, char *)))
116 argp += strlen (arg);
123 p = GNUNET_OS_start_process_va (pipe_control, std_inheritance,
132 fprintf (stderr, "Failed to run `%s'\n", args);
137 if (GNUNET_OK != GNUNET_OS_process_wait (p))
140 fprintf (stderr, "Failed to wait for `%s'\n", args);
145 switch (GNUNET_OS_process_status (p, st, code))
152 fprintf (stderr, "`%s' is still running\n", args);
159 fprintf (stderr, "Failed to check the status of `%s'\n", args);
168 check_pkey (unsigned int rd_len, const struct GNUNET_GNSRECORD_Data *rd,
169 char *pk, int *found_rec)
173 for (i = 0; i < rd_len; i++)
176 if ((GNUNET_GNSRECORD_TYPE_PKEY != rd[i].record_type) ||
177 (rd[i].data_size != sizeof(struct GNUNET_CRYPTO_EcdsaPublicKey)) )
179 s = GNUNET_GNSRECORD_value_to_string (rd[i].record_type,
184 if (0 == strcmp (s, pk))
185 *found_rec = GNUNET_YES;
192 * Process a record that was stored in the namestore.
195 * @param zone_key private key of the zone
196 * @param rname name that is being mapped (at most 255 characters long)
197 * @param rd_len number of entries in @a rd array
198 * @param rd array of records with data to store
201 zone_iterator (void *cls,
202 const struct GNUNET_CRYPTO_EcdsaPrivateKey *zone_key,
203 const char *rname, unsigned int rd_len,
204 const struct GNUNET_GNSRECORD_Data *rd)
208 if (0 == strcmp (rname, "private"))
209 check_pkey (rd_len, rd, private_zone_pkey, &found_private_rec);
210 else if (0 == strcmp (rname, "pin"))
211 check_pkey (rd_len, rd, pin_zone_pkey, &found_pin_rec);
213 GNUNET_NAMESTORE_zone_iterator_next (list_it);
218 zone_iteration_error (void *cls)
220 enum GNUNET_OS_ProcessStatusType st;
223 if (! found_private_rec)
225 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
226 NULL, NULL, &st, &code,
228 "gnunet-namestore", "-z", "master-zone",
229 "-a", "-e", "never", "-n", "private", "-p",
231 private_zone_pkey, NULL))
239 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
240 NULL, NULL, &st, &code,
242 "gnunet-namestore", "-z", "master-zone",
243 "-a", "-e", "never", "-n", "pin", "-p", "-t",
244 "PKEY", "-V", pin_zone_pkey,
252 GNUNET_SCHEDULER_shutdown ();
257 zone_iteration_finished (void *cls)
263 * Get master-zone and private-zone keys.
265 * This function is initially called for all egos and then again
266 * whenever a ego's identifier changes or if it is deleted. At the
267 * end of the initial pass over all egos, the function is once called
268 * with 'NULL' for 'ego'. That does NOT mean that the callback won't
269 * be invoked in the future or that there was an error.
271 * When used with 'GNUNET_IDENTITY_create' or 'GNUNET_IDENTITY_get',
272 * this function is only called ONCE, and 'NULL' being passed in
273 * 'ego' does indicate an error (i.e. name is taken or no default
274 * value is known). If 'ego' is non-NULL and if '*ctx'
275 * is set in those callbacks, the value WILL be passed to a subsequent
276 * call to the identity callback of 'GNUNET_IDENTITY_connect' (if
277 * that one was not NULL).
279 * When an identity is renamed, this function is called with the
280 * (known) ego but the NEW identifier.
282 * When an identity is deleted, this function is called with the
283 * (known) ego and "NULL" for the 'identifier'. In this case,
284 * the 'ego' is henceforth invalid (and the 'ctx' should also be
288 * @param ego ego handle
289 * @param ctx context for application to store data for this ego
290 * (during the lifetime of this process, initially NULL)
291 * @param identifier identifier assigned by the user for this ego,
292 * NULL if the user just deleted the ego and it
293 * must thus no longer be used
297 struct GNUNET_IDENTITY_Ego *ego,
299 const char *identifier)
301 static struct GNUNET_CRYPTO_EcdsaPublicKey pk;
305 if ((NULL == master_zone_pkey) ||
306 (NULL == private_zone_pkey) )
309 GNUNET_SCHEDULER_shutdown ();
312 list_it = GNUNET_NAMESTORE_zone_iteration_start (ns,
314 &zone_iteration_error,
315 NULL, &zone_iterator, NULL,
316 &zone_iteration_finished,
321 GNUNET_SCHEDULER_shutdown ();
325 GNUNET_IDENTITY_ego_get_public_key (ego, &pk);
326 if (NULL != identifier)
328 if ((NULL == master_zone_pkey) && (0 == strcmp ("master-zone",
331 master_zone_pkey = GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
332 master_pk = *GNUNET_IDENTITY_ego_get_private_key (ego);
334 else if ((NULL == private_zone_pkey) && (0 == strcmp ("private-zone",
336 private_zone_pkey = GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
342 * Task run on shutdown.
347 shutdown_task (void *cls)
349 GNUNET_free_non_null (master_zone_pkey);
350 master_zone_pkey = NULL;
351 GNUNET_free_non_null (private_zone_pkey);
352 private_zone_pkey = NULL;
355 GNUNET_NAMESTORE_zone_iteration_stop (list_it);
360 GNUNET_NAMESTORE_disconnect (ns);
365 GNUNET_IDENTITY_disconnect (sh);
372 * Main function that will be run.
375 * @param args remaining command-line arguments
376 * @param cfgfile name of the configuration file used (for saving, can be NULL!)
377 * @param c configuration
380 run (void *cls, char *const *args, const char *cfgfile,
381 const struct GNUNET_CONFIGURATION_Handle *c)
383 enum GNUNET_OS_ProcessStatusType st;
388 if (0 != run_process_and_wait (GNUNET_NO, 0, NULL, NULL, &st, &code,
390 "gnunet-arm", "-I", NULL))
394 "GNUnet is not running, please start GNUnet before running import\n");
398 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
399 NULL, NULL, &st, &code,
401 "gnunet-identity", "-C", "master-zone", NULL))
404 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
405 NULL, NULL, &st, &code,
407 "gnunet-identity", "-C", "private-zone", NULL))
410 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
411 NULL, NULL, &st, &code,
413 "gnunet-identity", "-C", "sks-zone", NULL))
416 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
417 NULL, NULL, &st, &code,
419 "gnunet-identity", "-e", "master-zone", "-s",
423 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
424 NULL, NULL, &st, &code,
426 "gnunet-identity", "-e", "master-zone", "-s",
430 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
431 NULL, NULL, &st, &code,
433 "gnunet-identity", "-e", "master-zone", "-s",
437 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
438 NULL, NULL, &st, &code,
440 "gnunet-identity", "-e", "master-zone", "-s",
441 "gns-intercept", NULL))
444 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
445 NULL, NULL, &st, &code,
447 "gnunet-identity", "-e", "private-zone", "-s",
448 "gns-private", NULL))
451 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR,
452 NULL, NULL, &st, &code,
454 "gnunet-identity", "-e", "sks-zone", "-s",
458 ns = GNUNET_NAMESTORE_connect (cfg);
459 sh = GNUNET_IDENTITY_connect (cfg, &get_ego, NULL);
460 GNUNET_SCHEDULER_add_shutdown (&shutdown_task, NULL);
465 * The main function for gnunet-gns.
467 * @param argc number of arguments from the command line
468 * @param argv command line arguments
469 * @return 0 ok, 1 on error
472 main (int argc, char *const *argv)
474 static const struct GNUNET_GETOPT_CommandLineOption options[] = {
475 GNUNET_GETOPT_OPTION_END
479 if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args (argc, argv, &argc, &argv))
482 GNUNET_log_setup ("gnunet-gns-import", "WARNING", NULL);
484 r = GNUNET_PROGRAM_run (argc, argv, "gnunet-gns-import",
486 "This program will import some GNS authorities into your GNS namestore."),
489 GNUNET_free ((void *) argv);
490 return GNUNET_OK == r ? ret : 1;
494 /* end of gnunet-gns-import.c */