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3 Copyright (C) 2012-2014 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,
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11 WITHOUT ANY WARRANTY; without even the implied warranty of
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13 Affero General Public License for more details.
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16 along with this program. If not, see <http://www.gnu.org/licenses/>.
18 SPDX-License-Identifier: AGPL3.0-or-later
21 * @file gnunet-namestore-fcfsd.c
22 * @brief HTTP daemon that offers first-come-first-serve GNS domain registration
23 * @author Christian Grothoff
26 * - need to track active zone info requests so we can cancel them
27 * during shutdown, right?
28 * - the code currently contains a 'race' between checking that the
29 * domain name is available and allocating it to the new public key
30 * (should this race be solved by namestore or by fcfsd?)
31 * - nicer error reporting to browser
34 #include <microhttpd.h>
35 #include "gnunet_util_lib.h"
36 #include "gnunet_identity_service.h"
37 #include "gnunet_gnsrecord_lib.h"
38 #include "gnunet_namestore_service.h"
41 * Invalid method page.
43 #define METHOD_ERROR "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\"><html lang=\"en\" xmlns=\"http://www.w3.org/1999/xhtml\"><html><head><title>Illegal request</title></head><body>Go away.</body></html>"
48 #define MAIN_PAGE "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\"><html lang=\"en\" xmlns=\"http://www.w3.org/1999/xhtml\"><html><head><title>GNUnet FCFS Authority Name Registration Service</title></head><body><form action=\"S\" method=\"post\">What is your desired domain name? (at most 63 lowercase characters, no dots allowed.) <input type=\"text\" name=\"domain\" /> <p> What is your public key? (Copy from gnunet-setup.) <input type=\"text\" name=\"pkey\" /> <input type=\"submit\" value=\"Next\" /><br/><a href=./Zoneinfo> List of all registered names </a></body></html>"
53 #define SUBMIT_PAGE "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\"><html lang=\"en\" xmlns=\"http://www.w3.org/1999/xhtml\"><html><head><title>%s</title></head><body>%s</body></html>"
56 * Fcfs zoneinfo page (/Zoneinfo)
58 #define ZONEINFO_PAGE "<!DOCTYPE html PUBLIC \"-//W3C//DTD XHTML 1.0 Transitional//EN\" \"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd\"><html lang=\"en\" xmlns=\"http://www.w3.org/1999/xhtml\"><html><head><title>FCFS Zoneinfo</title></head><body><h1> FCFS Zoneinfo </h1><table border=\"1\"><th>name</th><th>PKEY</th>%s</table></body></html>"
60 #define FCFS_ZONEINFO_URL "/Zoneinfo"
63 * Mime type for HTML pages.
65 #define MIME_HTML "text/html"
70 #define COOKIE_NAME "namestore-fcfsd"
72 #define DEFAULT_ZONEINFO_BUFSIZE 2048
75 * Phases a request goes through.
80 * Start phase (parsing POST, checking).
85 * Lookup to see if the domain name is taken.
90 * Storing of the record.
95 * We're done with success.
100 * Send failure message.
107 * Data kept per request.
113 * Associated session.
115 // FIXME: struct Session *session;
118 * Post processor handling form data (IF this is
121 struct MHD_PostProcessor *pp;
126 struct MHD_Connection *con;
128 * URL to serve in response to this POST (if this request
131 const char *post_url;
134 * Active request with the namestore.
136 struct GNUNET_NAMESTORE_QueueEntry *qe;
139 * Active lookup iterator
140 * TODO: deprecate or fix lookup by label and use above member
142 struct GNUNET_NAMESTORE_ZoneIterator *lookup_it;
144 * Active iteration with the namestore.
146 struct GNUNET_NAMESTORE_ZoneIterator *zi;
149 * Current processing phase.
154 * Domain name submitted via form.
156 char domain_name[64];
159 * Public key submitted via form.
161 char public_key[128];
163 struct GNUNET_CRYPTO_EcdsaPublicKey pub;
170 struct ZoneinfoRequest
175 struct GNUNET_NAMESTORE_ZoneIterator *list_it;
188 * Buffer write offset
194 * MHD deamon reference.
196 static struct MHD_Daemon *httpd;
201 static struct GNUNET_SCHEDULER_Task * httpd_task;
204 * Handle to the namestore.
206 static struct GNUNET_NAMESTORE_Handle *ns;
209 * Private key for the fcfsd zone.
211 static struct GNUNET_CRYPTO_EcdsaPrivateKey fcfs_zone_pkey;
214 * Connection to identity service.
216 static struct GNUNET_IDENTITY_Handle *identity;
219 * Zoneinfo page we currently use.
221 static struct MHD_Response *info_page;
224 * Task that runs #update_zoneinfo_page peridicially.
226 static struct GNUNET_SCHEDULER_Task *uzp_task;
229 * Request for our ego.
231 static struct GNUNET_IDENTITY_Operation *id_op;
234 * Port we use for the HTTP server.
236 static unsigned long long port;
239 * Name of the zone we manage.
245 * Task run whenever HTTP server operations are pending.
250 do_httpd (void *cls);
254 * Schedule task to run MHD server now.
259 if (NULL != httpd_task)
261 GNUNET_SCHEDULER_cancel (httpd_task);
264 httpd_task = GNUNET_SCHEDULER_add_now (&do_httpd, NULL);
269 * Create fresh version of zone information.
272 update_zoneinfo_page (void *cls);
276 * Function called on error in zone iteration.
279 zone_iteration_error (void *cls)
281 struct ZoneinfoRequest *zr = cls;
284 GNUNET_free (zr->zoneinfo);
285 GNUNET_SCHEDULER_cancel (uzp_task);
286 uzp_task = GNUNET_SCHEDULER_add_now (&update_zoneinfo_page,
292 * Function called once the zone iteration is done.
295 zone_iteration_end (void *cls)
297 struct ZoneinfoRequest *zr = cls;
298 struct MHD_Response *response;
303 /* return static form */
304 GNUNET_asprintf (&full_page,
308 response = MHD_create_response_from_buffer (strlen (full_page),
310 MHD_RESPMEM_MUST_FREE);
311 MHD_add_response_header (response,
312 MHD_HTTP_HEADER_CONTENT_TYPE,
314 MHD_destroy_response (info_page);
315 info_page = response;
316 GNUNET_free (zr->zoneinfo);
321 * Process a record that was stored in the namestore, adding
322 * the information to the HTML.
324 * @param cls closure with the `struct ZoneinfoRequest *`
325 * @param zone_key private key of the zone; NULL on disconnect
326 * @param name label of the records; NULL on disconnect
327 * @param rd_len number of entries in @a rd array, 0 if label was deleted
328 * @param rd array of records with data to store
331 iterate_cb (void *cls,
332 const struct GNUNET_CRYPTO_EcdsaPrivateKey *zone_key,
335 const struct GNUNET_GNSRECORD_Data *rd)
337 struct ZoneinfoRequest *zr = cls;
345 GNUNET_NAMESTORE_zone_iterator_next (zr->list_it,
350 if (GNUNET_GNSRECORD_TYPE_PKEY != rd->record_type)
352 GNUNET_NAMESTORE_zone_iterator_next (zr->list_it,
357 bytes_free = zr->buf_len - zr->write_offset;
358 pkey = GNUNET_GNSRECORD_value_to_string (rd->record_type,
364 GNUNET_NAMESTORE_zone_iterator_next (zr->list_it,
368 if (bytes_free < (strlen (name) + strlen (pkey) + 40))
370 new_buf = GNUNET_malloc (zr->buf_len * 2);
371 GNUNET_memcpy (new_buf, zr->zoneinfo, zr->write_offset);
372 GNUNET_free (zr->zoneinfo);
373 zr->zoneinfo = new_buf;
376 sprintf (zr->zoneinfo + zr->write_offset,
377 "<tr><td>%s</td><td>%s</td></tr>",
380 zr->write_offset = strlen (zr->zoneinfo);
381 GNUNET_NAMESTORE_zone_iterator_next (zr->list_it,
388 * Handler that returns FCFS zoneinfo page.
390 * @param connection connection to use
393 serve_zoneinfo_page (struct MHD_Connection *connection)
395 return MHD_queue_response (connection,
402 * Create fresh version of zone information.
405 update_zoneinfo_page (void *cls)
407 static struct ZoneinfoRequest zr;
410 uzp_task = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_MINUTES,
411 &update_zoneinfo_page,
413 if (NULL != zr.list_it)
415 zr.zoneinfo = GNUNET_malloc (DEFAULT_ZONEINFO_BUFSIZE);
416 zr.buf_len = DEFAULT_ZONEINFO_BUFSIZE;
418 zr.list_it = GNUNET_NAMESTORE_zone_iteration_start (ns,
420 &zone_iteration_error,
430 * Handler that returns a simple static HTTP page.
432 * @param connection connection to use
433 * @return #MHD_YES on success
436 serve_main_page (struct MHD_Connection *connection)
439 struct MHD_Response *response;
441 /* return static form */
442 response = MHD_create_response_from_buffer (strlen (MAIN_PAGE),
444 MHD_RESPMEM_PERSISTENT);
445 MHD_add_response_header (response,
446 MHD_HTTP_HEADER_CONTENT_TYPE,
448 ret = MHD_queue_response (connection,
451 MHD_destroy_response (response);
457 * Send the 'SUBMIT_PAGE'.
459 * @param info information string to send to the user
460 * @param request request information
461 * @param connection connection to use
464 fill_s_reply (const char *info,
465 struct Request *request,
466 struct MHD_Connection *connection)
470 struct MHD_Response *response;
473 GNUNET_asprintf (&reply,
477 /* return static form */
478 response = MHD_create_response_from_buffer (strlen (reply),
480 MHD_RESPMEM_MUST_FREE);
481 MHD_add_response_header (response,
482 MHD_HTTP_HEADER_CONTENT_TYPE,
484 ret = MHD_queue_response (connection,
487 MHD_destroy_response (response);
493 * Iterator over key-value pairs where the value
494 * maybe made available in increments and/or may
495 * not be zero-terminated. Used for processing
498 * @param cls user-specified closure
499 * @param kind type of the value
500 * @param key 0-terminated key for the value
501 * @param filename name of the uploaded file, NULL if not known
502 * @param content_type mime-type of the data, NULL if not known
503 * @param transfer_encoding encoding of the data, NULL if not known
504 * @param data pointer to size bytes of data at the
506 * @param off offset of data in the overall value
507 * @param size number of bytes in data available
508 * @return MHD_YES to continue iterating,
509 * MHD_NO to abort the iteration
512 post_iterator (void *cls,
513 enum MHD_ValueKind kind,
515 const char *filename,
516 const char *content_type,
517 const char *transfer_encoding,
522 struct Request *request = cls;
527 (void) transfer_encoding;
528 if (0 == strcmp ("domain", key))
530 if (size + off >= sizeof(request->domain_name))
531 size = sizeof (request->domain_name) - off - 1;
532 GNUNET_memcpy (&request->domain_name[off],
535 request->domain_name[size+off] = '\0';
538 if (0 == strcmp ("pkey", key))
540 if (size + off >= sizeof(request->public_key))
541 size = sizeof (request->public_key) - off - 1;
542 GNUNET_memcpy (&request->public_key[off],
545 request->public_key[size+off] = '\0';
548 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
549 _("Unsupported form value `%s'\n"),
556 * Continuation called to notify client about result of the
560 * @param success #GNUNET_SYSERR on failure (including timeout/queue drop/failure to validate)
561 * #GNUNET_NO if content was already there
562 * #GNUNET_YES (or other positive value) on success
563 * @param emsg NULL on success, otherwise an error message
566 put_continuation (void *cls,
570 struct Request *request = cls;
575 GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
576 _("Failed to create record for domain `%s': %s\n"),
577 request->domain_name,
579 request->phase = RP_FAIL;
582 request->phase = RP_SUCCESS;
583 MHD_resume_connection (request->con);
589 * Function called if we had an error in zone-to-name mapping.
592 zone_to_name_error (void *cls)
594 struct Request *request = cls;
596 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
597 _("Error when mapping zone to name\n"));
598 request->phase = RP_FAIL;
599 MHD_resume_connection (request->con);
605 * Test if a name mapping was found, if so, refuse. If not, initiate storing of the record.
608 * @param zone_key public key of the zone
609 * @param name name that is being mapped (at most 255 characters long)
610 * @param rd_count number of entries in @a rd array
611 * @param rd array of records with data to store
614 zone_to_name_cb (void *cls,
615 const struct GNUNET_CRYPTO_EcdsaPrivateKey *zone_key,
617 unsigned int rd_count,
618 const struct GNUNET_GNSRECORD_Data *rd)
620 struct Request *request = cls;
621 struct GNUNET_GNSRECORD_Data r;
628 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
629 _("Found existing name `%s' for the given key\n"),
631 request->phase = RP_FAIL;
632 MHD_resume_connection (request->con);
636 r.data = &request->pub;
637 r.data_size = sizeof (request->pub);
638 r.expiration_time = UINT64_MAX;
639 r.record_type = GNUNET_GNSRECORD_TYPE_PKEY;
640 r.flags = GNUNET_GNSRECORD_RF_NONE;
641 request->qe = GNUNET_NAMESTORE_records_store (ns,
643 request->domain_name,
651 * We encountered an error in the name lookup.
654 lookup_it_error (void *cls)
656 struct Request *request = cls;
657 MHD_resume_connection (request->con);
659 request->phase = RP_FAIL;
665 * We got a block back from the namestore. Decrypt it
666 * and continue to process the result.
668 * @param cls the 'struct Request' we are processing
669 * @param zonekey private key of the zone; NULL on disconnect
670 * @param label label of the records; NULL on disconnect
671 * @param rd_count number of entries in @a rd array, 0 if label was deleted
672 * @param rd array of records with data to store
675 lookup_it_processor (void *cls,
676 const struct GNUNET_CRYPTO_EcdsaPrivateKey *zonekey,
678 unsigned int rd_count,
679 const struct GNUNET_GNSRECORD_Data *rd)
681 struct Request *request = cls;
686 if (0 == strcmp (label, request->domain_name)) {
687 GNUNET_break (0 != rd_count);
688 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
689 _("Found %u existing records for domain `%s'\n"),
691 request->domain_name);
692 request->phase = RP_FAIL;
694 GNUNET_NAMESTORE_zone_iterator_next (request->lookup_it, 1);
698 lookup_it_finished (void *cls)
700 struct Request *request = cls;
702 if (RP_FAIL == request->phase)
704 MHD_resume_connection (request->con);
709 GNUNET_CRYPTO_ecdsa_public_key_from_string (request->public_key,
710 strlen (request->public_key),
714 request->phase = RP_FAIL;
715 MHD_resume_connection (request->con);
719 request->qe = GNUNET_NAMESTORE_zone_to_name (ns,
729 * Main MHD callback for handling requests.
732 * @param connection MHD connection handle
733 * @param url the requested url
734 * @param method the HTTP method used ("GET", "PUT", etc.)
735 * @param version the HTTP version string (i.e. "HTTP/1.1")
736 * @param upload_data the data being uploaded (excluding HEADERS,
737 * for a POST that fits into memory and that is encoded
738 * with a supported encoding, the POST data will NOT be
739 * given in upload_data and is instead available as
740 * part of MHD_get_connection_values; very large POST
741 * data *will* be made available incrementally in
743 * @param upload_data_size set initially to the size of the
744 * @a upload_data provided; the method must update this
745 * value to the number of bytes NOT processed;
746 * @param ptr pointer to location where we store the 'struct Request'
747 * @return #MHD_YES if the connection was handled successfully,
748 * #MHD_NO if the socket must be closed due to a serious
749 * error while handling the request
752 create_response (void *cls,
753 struct MHD_Connection *connection,
757 const char *upload_data,
758 size_t *upload_data_size,
761 struct MHD_Response *response;
762 struct Request *request;
763 struct GNUNET_CRYPTO_EcdsaPublicKey pub;
768 if ( (0 == strcmp (method, MHD_HTTP_METHOD_GET)) ||
769 (0 == strcmp (method, MHD_HTTP_METHOD_HEAD)) )
771 if (0 == strcmp (url, FCFS_ZONEINFO_URL))
772 ret = serve_zoneinfo_page (connection);
774 ret = serve_main_page (connection);
776 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
777 _("Failed to create page for `%s'\n"),
781 if (0 == strcmp (method, MHD_HTTP_METHOD_POST))
786 request = GNUNET_new (struct Request);
787 request->con = connection;
789 request->pp = MHD_create_post_processor (connection,
793 if (NULL == request->pp)
795 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
796 _("Failed to setup post processor for `%s'\n"),
798 return MHD_NO; /* internal error */
802 if (NULL != request->pp)
804 /* evaluate POST data */
805 MHD_post_process (request->pp,
808 if (0 != *upload_data_size)
810 *upload_data_size = 0;
813 /* done with POST data, serve response */
814 MHD_destroy_post_processor (request->pp);
818 GNUNET_CRYPTO_ecdsa_public_key_from_string (request->public_key,
819 strlen (request->public_key),
823 return fill_s_reply ("Failed to parse given public key",
824 request, connection);
826 switch (request->phase)
829 if (NULL != strchr (request->domain_name, (int) '.'))
831 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
832 _("Domain name must not contain `.'\n"));
833 request->phase = RP_FAIL;
834 return fill_s_reply ("Domain name must not contain `.', sorry.",
838 if (NULL != strchr (request->domain_name, (int) '+'))
840 GNUNET_log (GNUNET_ERROR_TYPE_INFO,
841 _("Domain name must not contain `+'\n"));
842 request->phase = RP_FAIL;
843 return fill_s_reply ("Domain name must not contain `+', sorry.",
844 request, connection);
846 request->phase = RP_LOOKUP;
847 MHD_suspend_connection (request->con);
849 = GNUNET_NAMESTORE_zone_iteration_start (ns,
853 &lookup_it_processor,
863 return fill_s_reply ("Request failed, sorry.",
864 request, connection);
866 return fill_s_reply ("Success.",
867 request, connection);
872 return MHD_YES; /* will have a reply later... */
874 /* unsupported HTTP method */
875 response = MHD_create_response_from_buffer (strlen (METHOD_ERROR),
876 (void *) METHOD_ERROR,
877 MHD_RESPMEM_PERSISTENT);
878 ret = MHD_queue_response (connection,
879 MHD_HTTP_NOT_ACCEPTABLE,
881 MHD_destroy_response (response);
887 * Callback called upon completion of a request.
888 * Decrements session reference counter.
890 * @param cls not used
891 * @param connection connection that completed
892 * @param con_cls session handle
893 * @param toe status code
896 request_completed_callback (void *cls,
897 struct MHD_Connection *connection,
899 enum MHD_RequestTerminationCode toe)
901 struct Request *request = *con_cls;
908 if (NULL != request->pp)
909 MHD_destroy_post_processor (request->pp);
910 if (NULL != request->qe)
911 GNUNET_NAMESTORE_cancel (request->qe);
912 GNUNET_free (request);
916 #define UNSIGNED_MHD_LONG_LONG unsigned MHD_LONG_LONG
920 * Schedule tasks to run MHD server.
928 struct GNUNET_NETWORK_FDSet *wrs;
929 struct GNUNET_NETWORK_FDSet *wws;
930 struct GNUNET_NETWORK_FDSet *wes;
933 UNSIGNED_MHD_LONG_LONG timeout;
934 struct GNUNET_TIME_Relative tv;
939 wrs = GNUNET_NETWORK_fdset_create ();
940 wes = GNUNET_NETWORK_fdset_create ();
941 wws = GNUNET_NETWORK_fdset_create ();
943 GNUNET_assert (MHD_YES ==
944 MHD_get_fdset (httpd,
949 haveto = MHD_get_timeout (httpd,
951 if (haveto == MHD_YES)
952 tv.rel_value_us = (uint64_t) timeout * 1000LL;
954 tv = GNUNET_TIME_UNIT_FOREVER_REL;
955 GNUNET_NETWORK_fdset_copy_native (wrs,
958 GNUNET_NETWORK_fdset_copy_native (wws,
961 GNUNET_NETWORK_fdset_copy_native (wes,
965 GNUNET_SCHEDULER_add_select (GNUNET_SCHEDULER_PRIORITY_HIGH,
971 GNUNET_NETWORK_fdset_destroy (wrs);
972 GNUNET_NETWORK_fdset_destroy (wws);
973 GNUNET_NETWORK_fdset_destroy (wes);
978 * Task run whenever HTTP server operations are pending.
993 * Task run on shutdown. Cleans up everything.
998 do_shutdown (void *cls)
1001 if (NULL != httpd_task)
1003 GNUNET_SCHEDULER_cancel (httpd_task);
1006 if (NULL != uzp_task)
1008 GNUNET_SCHEDULER_cancel (uzp_task);
1013 GNUNET_NAMESTORE_disconnect (ns);
1018 MHD_stop_daemon (httpd);
1023 GNUNET_IDENTITY_cancel (id_op);
1026 if (NULL != identity)
1028 GNUNET_IDENTITY_disconnect (identity);
1035 * Method called to inform about the egos of this peer.
1037 * When used with #GNUNET_IDENTITY_create or #GNUNET_IDENTITY_get,
1038 * this function is only called ONCE, and 'NULL' being passed in
1039 * @a ego does indicate an error (i.e. name is taken or no default
1040 * value is known). If @a ego is non-NULL and if '*ctx'
1041 * is set in those callbacks, the value WILL be passed to a subsequent
1042 * call to the identity callback of #GNUNET_IDENTITY_connect (if
1043 * that one was not NULL).
1045 * @param cls closure, NULL
1046 * @param ego ego handle
1047 * @param ctx context for application to store data for this ego
1048 * (during the lifetime of this process, initially NULL)
1049 * @param name name assigned by the user for this ego,
1050 * NULL if the user just deleted the ego and it
1051 * must thus no longer be used
1054 identity_cb (void *cls,
1055 struct GNUNET_IDENTITY_Ego *ego,
1065 if (0 != strcmp (name,
1070 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
1071 _("No ego configured for `fcfsd` subsystem\n"));
1072 GNUNET_SCHEDULER_shutdown ();
1075 fcfs_zone_pkey = *GNUNET_IDENTITY_ego_get_private_key (ego);
1077 options = MHD_USE_DUAL_STACK | MHD_USE_DEBUG | MHD_ALLOW_SUSPEND_RESUME;
1080 httpd = MHD_start_daemon (options,
1083 &create_response, NULL,
1084 MHD_OPTION_CONNECTION_LIMIT, (unsigned int) 128,
1085 MHD_OPTION_PER_IP_CONNECTION_LIMIT, (unsigned int) 1,
1086 MHD_OPTION_CONNECTION_TIMEOUT, (unsigned int) 16,
1087 MHD_OPTION_CONNECTION_MEMORY_LIMIT, (size_t) (4 * 1024),
1088 MHD_OPTION_NOTIFY_COMPLETED, &request_completed_callback, NULL,
1090 if (MHD_USE_DEBUG == options)
1092 options = MHD_USE_DEBUG;
1094 while (NULL == httpd);
1098 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
1099 _("Failed to start HTTP server\n"));
1100 GNUNET_SCHEDULER_shutdown ();
1108 * Main function that will be run.
1110 * @param cls closure
1111 * @param args remaining command-line arguments
1112 * @param cfgfile name of the configuration file used (for saving, can be NULL!)
1113 * @param cfg configuration
1118 const char *cfgfile,
1119 const struct GNUNET_CONFIGURATION_Handle *cfg)
1125 GNUNET_CONFIGURATION_get_value_number (cfg,
1130 GNUNET_log_config_missing (GNUNET_ERROR_TYPE_ERROR,
1131 "fcfsd", "HTTPPORT");
1134 ns = GNUNET_NAMESTORE_connect (cfg);
1137 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
1138 _("Failed to connect to namestore\n"));
1141 identity = GNUNET_IDENTITY_connect (cfg,
1144 if (NULL == identity)
1146 GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
1147 _("Failed to connect to identity\n"));
1150 uzp_task = GNUNET_SCHEDULER_add_now (&update_zoneinfo_page,
1152 GNUNET_SCHEDULER_add_shutdown (&do_shutdown,
1158 * The main function for the fcfs daemon.
1160 * @param argc number of arguments from the command line
1161 * @param argv command line arguments
1162 * @return 0 ok, 1 on error
1168 struct GNUNET_GETOPT_CommandLineOption options[] = {
1169 GNUNET_GETOPT_option_mandatory
1170 (GNUNET_GETOPT_option_string ('z',
1173 gettext_noop ("name of the zone that is to be managed by FCFSD"),
1175 GNUNET_GETOPT_OPTION_END
1180 GNUNET_STRINGS_get_utf8_args (argc, argv,
1184 GNUNET_log_setup ("fcfsd",
1189 GNUNET_PROGRAM_run (argc,
1191 "gnunet-namestore-fcfsd",
1192 _("GNU Name System First Come First Serve name registration service"),
1194 &run, NULL)) ? 0 : 1;
1195 GNUNET_free ((void*) argv);
1196 GNUNET_CRYPTO_ecdsa_key_clear (&fcfs_zone_pkey);
1200 /* end of gnunet-namestore-fcfsd.c */