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 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.
17 * @brief binary version of gnunet-gns-import.sh
18 * (for OSes that have no POSIX shell).
22 #include <gnunet_util_lib.h>
23 #include <gnunet_gnsrecord_lib.h>
24 #include <gnunet_identity_service.h>
25 #include <gnunet_namestore_service.h>
28 * Configuration we are using.
30 static const struct GNUNET_CONFIGURATION_Handle *cfg;
33 * Handle to IDENTITY service.
35 static struct GNUNET_IDENTITY_Handle *sh;
38 * Zone iterator for master zone
40 struct GNUNET_NAMESTORE_ZoneIterator *list_it;
43 * Handle to the namestore.
45 static struct GNUNET_NAMESTORE_Handle *ns;
48 * String version of PKEY for master-zone.
50 static char *master_zone_pkey;
53 * Binary version of PKEY for master-zone.
55 static struct GNUNET_CRYPTO_EcdsaPrivateKey master_pk;
58 * String version of PKEY for private-zone.
60 static char *private_zone_pkey;
63 * String version of PKEY for pin-zone.
65 static char *pin_zone_pkey = "72QC35CO20UJN1E91KPJFNT9TG4CLKAPB4VK9S3Q758S9MLBRKOG";
68 * Set to GNUNET_YES if private record was found;
70 static int found_private_rec = GNUNET_NO;
73 * Set to GNUNET_YES if pin record was found;
75 static int found_pin_rec = GNUNET_NO;
84 run_process_and_wait (int pipe_control,
85 enum GNUNET_OS_InheritStdioFlags std_inheritance,
86 struct GNUNET_DISK_PipeHandle *pipe_stdin,
87 struct GNUNET_DISK_PipeHandle *pipe_stdout,
88 enum GNUNET_OS_ProcessStatusType *st,
90 const char *filename, ...)
92 static struct GNUNET_OS_Process *p;
97 va_list ap, apc1, apc2;
99 va_start (ap, filename);
103 while (NULL != (arg = va_arg (apc1, char *)))
104 arglen += strlen (arg) + 1;
106 args = argp = GNUNET_malloc (arglen);
107 while (NULL != (arg = va_arg (apc2, char *)))
110 argp += strlen (arg);
117 p = GNUNET_OS_start_process_va (pipe_control, std_inheritance,
126 fprintf (stderr, "Failed to run `%s'\n", args);
131 if (GNUNET_OK != GNUNET_OS_process_wait (p))
134 fprintf (stderr, "Failed to wait for `%s'\n", args);
139 switch (GNUNET_OS_process_status (p, st, code))
145 fprintf (stderr, "`%s' is still running\n", args);
151 fprintf (stderr, "Failed to check the status of `%s'\n", args);
156 if (GNUNET_OS_PROCESS_EXITED != *st || 0 != *code)
159 fprintf (stderr, "`%s' did not end correctly (%d, %d)\n", args, *st, *code);
167 check_pkey (unsigned int rd_len, const struct GNUNET_GNSRECORD_Data *rd,
168 char *pk, int *found_rec)
171 for (i = 0; i < rd_len; i++)
174 if (GNUNET_GNSRECORD_TYPE_PKEY != rd[i].record_type ||
175 rd[i].data_size != sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey))
177 s = GNUNET_GNSRECORD_value_to_string (rd[i].record_type,
182 if (0 == strcmp (s, pk))
183 *found_rec = GNUNET_YES;
189 * Process a record that was stored in the namestore.
192 * @param zone_key private key of the zone
193 * @param rname name that is being mapped (at most 255 characters long)
194 * @param rd_len number of entries in @a rd array
195 * @param rd array of records with data to store
198 zone_iterator (void *cls,
199 const struct GNUNET_CRYPTO_EcdsaPrivateKey *zone_key,
200 const char *rname, unsigned int rd_len,
201 const struct GNUNET_GNSRECORD_Data *rd)
205 if (0 == strcmp (rname, "private"))
206 check_pkey (rd_len, rd, private_zone_pkey, &found_private_rec);
207 else if (0 == strcmp (rname, "pin"))
208 check_pkey (rd_len, rd, pin_zone_pkey, &found_pin_rec);
210 GNUNET_NAMESTORE_zone_iterator_next (list_it);
214 zone_iteration_error (void *cls)
216 enum GNUNET_OS_ProcessStatusType st;
218 if (!found_private_rec)
220 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
222 "gnunet-namestore", "-z", "master-zone", "-a", "-e", "never", "-n", "private", "-p", "-t", "PKEY", "-V", private_zone_pkey, NULL))
230 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
232 "gnunet-namestore", "-z", "master-zone", "-a", "-e", "never", "-n", "pin", "-p", "-t", "PKEY", "-V", pin_zone_pkey, NULL))
239 GNUNET_SCHEDULER_shutdown ();
244 zone_iteration_finished (void *cls)
250 * Get master-zone and private-zone keys.
252 * This function is initially called for all egos and then again
253 * whenever a ego's identifier changes or if it is deleted. At the
254 * end of the initial pass over all egos, the function is once called
255 * with 'NULL' for 'ego'. That does NOT mean that the callback won't
256 * be invoked in the future or that there was an error.
258 * When used with 'GNUNET_IDENTITY_create' or 'GNUNET_IDENTITY_get',
259 * this function is only called ONCE, and 'NULL' being passed in
260 * 'ego' does indicate an error (i.e. name is taken or no default
261 * value is known). If 'ego' is non-NULL and if '*ctx'
262 * is set in those callbacks, the value WILL be passed to a subsequent
263 * call to the identity callback of 'GNUNET_IDENTITY_connect' (if
264 * that one was not NULL).
266 * When an identity is renamed, this function is called with the
267 * (known) ego but the NEW identifier.
269 * When an identity is deleted, this function is called with the
270 * (known) ego and "NULL" for the 'identifier'. In this case,
271 * the 'ego' is henceforth invalid (and the 'ctx' should also be
275 * @param ego ego handle
276 * @param ctx context for application to store data for this ego
277 * (during the lifetime of this process, initially NULL)
278 * @param identifier identifier assigned by the user for this ego,
279 * NULL if the user just deleted the ego and it
280 * must thus no longer be used
284 struct GNUNET_IDENTITY_Ego *ego,
286 const char *identifier)
288 static struct GNUNET_CRYPTO_EcdsaPublicKey pk;
291 if (NULL == master_zone_pkey ||
292 NULL == private_zone_pkey)
295 GNUNET_SCHEDULER_shutdown ();
298 list_it = GNUNET_NAMESTORE_zone_iteration_start (ns,
299 &master_pk, &zone_iteration_error, NULL, &zone_iterator, NULL, &zone_iteration_finished, NULL);
303 GNUNET_SCHEDULER_shutdown ();
307 GNUNET_IDENTITY_ego_get_public_key (ego, &pk);
308 if (NULL != identifier)
310 if (NULL == master_zone_pkey && 0 == strcmp ("master-zone", identifier))
312 master_zone_pkey = GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
313 master_pk = *GNUNET_IDENTITY_ego_get_private_key (ego);
315 else if (NULL == private_zone_pkey && 0 == strcmp ("private-zone", identifier))
316 private_zone_pkey = GNUNET_CRYPTO_ecdsa_public_key_to_string (&pk);
321 * Task run on shutdown.
326 shutdown_task (void *cls)
328 GNUNET_free_non_null (master_zone_pkey);
329 master_zone_pkey = NULL;
330 GNUNET_free_non_null (private_zone_pkey);
331 private_zone_pkey = NULL;
334 GNUNET_NAMESTORE_zone_iteration_stop (list_it);
339 GNUNET_NAMESTORE_disconnect (ns);
344 GNUNET_IDENTITY_disconnect (sh);
350 * Main function that will be run.
353 * @param args remaining command-line arguments
354 * @param cfgfile name of the configuration file used (for saving, can be NULL!)
355 * @param c configuration
358 run (void *cls, char *const *args, const char *cfgfile,
359 const struct GNUNET_CONFIGURATION_Handle *c)
361 enum GNUNET_OS_ProcessStatusType st;
366 if (0 != run_process_and_wait (GNUNET_NO, 0, NULL, NULL, &st, &code,
368 "gnunet-arm", "-I", NULL))
371 fprintf (stderr, "GNUnet is not running, please start GNUnet before running import\n");
375 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
377 "gnunet-identity", "-C", "master-zone", NULL))
380 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
382 "gnunet-identity", "-C", "private-zone", NULL))
385 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
387 "gnunet-identity", "-C", "sks-zone", NULL))
390 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
392 "gnunet-identity", "-e", "master-zone", "-s", "gns-master", NULL))
395 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
397 "gnunet-identity", "-e", "master-zone", "-s", "namestore", NULL))
400 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
402 "gnunet-identity", "-e", "master-zone", "-s", "gns-proxy", NULL))
405 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
407 "gnunet-identity", "-e", "master-zone", "-s", "gns-intercept", NULL))
410 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
412 "gnunet-identity", "-e", "private-zone", "-s", "gns-private", NULL))
415 if (0 != run_process_and_wait (GNUNET_NO, GNUNET_OS_INHERIT_STD_OUT_AND_ERR, NULL, NULL, &st, &code,
417 "gnunet-identity", "-e", "sks-zone", "-s", "fs-sks", NULL))
420 ns = GNUNET_NAMESTORE_connect (cfg);
421 sh = GNUNET_IDENTITY_connect (cfg, &get_ego, NULL);
422 GNUNET_SCHEDULER_add_shutdown (&shutdown_task, NULL);
427 * The main function for gnunet-gns.
429 * @param argc number of arguments from the command line
430 * @param argv command line arguments
431 * @return 0 ok, 1 on error
434 main (int argc, char *const *argv)
436 static const struct GNUNET_GETOPT_CommandLineOption options[] = {
437 GNUNET_GETOPT_OPTION_END
441 if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args (argc, argv, &argc, &argv))
444 GNUNET_log_setup ("gnunet-gns-import", "WARNING", NULL);
446 r = GNUNET_PROGRAM_run (argc, argv, "gnunet-gns-import",
447 _("This program will import some GNS authorities into your GNS namestore."),
450 GNUNET_free ((void*) argv);
451 return GNUNET_OK == r ? ret : 1;
454 /* end of gnunet-gns-import.c */