2 This file is part of GNUnet.
3 (C) 2001, 2002, 2004, 2005, 2006, 2007, 2009 Christian Grothoff (and other contributing authors)
5 GNUnet is free software; you can redistribute it and/or modify
6 it under the terms of the GNU General Public License as published
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12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 General Public License for more details.
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21 * @file fs/gnunet-publish.c
22 * @brief publishing files on GNUnet
23 * @author Christian Grothoff
24 * @author Krista Bennett
25 * @author James Blackwell
26 * @author Igor Wronsky
29 * - support for some options is still missing (uri argument)
32 #include "gnunet_fs_service.h"
34 #define DEFAULT_EXPIRATION GNUNET_TIME_relative_multiply (GNUNET_TIME_UNIT_YEARS, 2)
40 static const struct GNUNET_CONFIGURATION_Handle *cfg;
42 static struct GNUNET_FS_Handle *ctx;
44 static struct GNUNET_FS_PublishContext *pc;
46 static struct GNUNET_CONTAINER_MetaData *meta;
48 static struct GNUNET_FS_Uri *topKeywords;
50 static unsigned int anonymity = 1;
52 static unsigned int priority = 365;
54 static char *uri_string;
60 static char *pseudonym;
64 static int disable_extractor;
66 static int do_simulate;
68 static int extract_only;
70 static int do_disable_creation_time;
74 * Called by FS client to give information about the progress of an
78 * @param info details about the event, specifying the event type
79 * and various bits about the event
80 * @return client-context (for the next progress call
81 * for this operation; should be set to NULL for
82 * SUSPEND and STOPPED events). The value returned
83 * will be passed to future callbacks in the respective
84 * field in the GNUNET_FS_ProgressInfo struct.
87 progress_cb (void *cls,
88 const struct GNUNET_FS_ProgressInfo *info)
94 case GNUNET_FS_STATUS_PUBLISH_START:
96 case GNUNET_FS_STATUS_PUBLISH_PROGRESS:
99 s = GNUNET_STRINGS_relative_time_to_string(info->value.publish.eta);
101 _("Publishing `%s' at %llu/%llu (%s remaining)\n"),
102 info->value.publish.filename,
103 (unsigned long long) info->value.publish.completed,
104 (unsigned long long) info->value.publish.size,
109 case GNUNET_FS_STATUS_PUBLISH_ERROR:
111 _("Error publishing: %s.\n"),
112 info->value.publish.specifics.error.message);
113 GNUNET_FS_publish_stop (pc);
115 case GNUNET_FS_STATUS_PUBLISH_COMPLETED:
117 _("Publishing `%s' done.\n"),
118 info->value.publish.filename);
119 if (info->value.publish.pctx == NULL)
120 GNUNET_FS_publish_stop (pc);
122 case GNUNET_FS_STATUS_PUBLISH_STOPPED:
123 if (info->value.publish.sc == pc)
124 GNUNET_FS_stop (ctx);
128 _("Unexpected status: %d\n"),
132 return ""; /* non-null */
137 * Print metadata entries (except binary
138 * metadata and the filename).
141 * @param type type of the meta data
142 * @param data value of the meta data
146 meta_printer (void *cls,
147 const char *plugin_name,
148 enum EXTRACTOR_MetaType type,
149 enum EXTRACTOR_MetaFormat format,
150 const char *data_mime_type,
154 if ( (format != EXTRACTOR_METAFORMAT_UTF8) &&
155 (format != EXTRACTOR_METAFORMAT_C_STRING) )
157 if (type == EXTRACTOR_METATYPE_FILENAME)
161 EXTRACTOR_metatype_to_string (type),
168 * Merge metadata entries.
170 * @param cls closure, target metadata structure
171 * @param type type of the meta data
172 * @param data value of the meta data
176 meta_merger (void *cls,
177 const char *plugin_name,
178 enum EXTRACTOR_MetaType type,
179 enum EXTRACTOR_MetaFormat format,
180 const char *data_mime_type,
184 struct GNUNET_CONTAINER_MetaData *m = cls;
186 GNUNET_CONTAINER_meta_data_insert (m,
198 * Function called on all entries before the
199 * publication. This is where we perform
200 * modifications to the default based on
201 * command-line options.
204 * @param fi the entry in the publish-structure
205 * @param length length of the file or directory
206 * @param m metadata for the file or directory (can be modified)
207 * @param uri pointer to the keywords that will be used for this entry (can be modified)
208 * @param anonymity pointer to selected anonymity level (can be modified)
209 * @param priority pointer to selected priority (can be modified)
210 * @param expirationTime pointer to selected expiration time (can be modified)
211 * @param client_info pointer to client context set upon creation (can be modified)
212 * @return GNUNET_OK to continue, GNUNET_NO to remove
213 * this entry from the directory, GNUNET_SYSERR
214 * to abort the iteration
217 publish_inspector (void *cls,
218 struct GNUNET_FS_FileInformation *fi,
220 struct GNUNET_CONTAINER_MetaData *m,
221 struct GNUNET_FS_Uri **uri,
222 unsigned int *anonymity,
223 unsigned int *priority,
224 struct GNUNET_TIME_Absolute *expirationTime,
229 struct GNUNET_FS_Uri *new_uri;
231 if (! do_disable_creation_time)
232 GNUNET_CONTAINER_meta_data_add_publication_date (meta);
233 if (NULL != topKeywords)
235 new_uri = GNUNET_FS_uri_ksk_merge (topKeywords,
237 GNUNET_FS_uri_destroy (*uri);
239 GNUNET_FS_uri_destroy (topKeywords);
244 GNUNET_CONTAINER_meta_data_iterate (meta,
247 GNUNET_CONTAINER_meta_data_destroy (meta);
252 fn = GNUNET_CONTAINER_meta_data_get_by_type (meta,
253 EXTRACTOR_METATYPE_FILENAME);
254 fs = GNUNET_STRINGS_byte_size_fancy (length);
256 _("Keywords for file `%s' (%s)\n"),
261 GNUNET_CONTAINER_meta_data_iterate (meta,
264 fprintf (stdout, "\n");
266 if (GNUNET_FS_meta_data_test_for_directory (meta))
267 GNUNET_FS_file_information_inspect (fi,
275 * Main function that will be run by the scheduler.
278 * @param sched the scheduler to use
279 * @param args remaining command-line arguments
280 * @param cfgfile name of the configuration file used (for saving, can be NULL!)
281 * @param c configuration
285 struct GNUNET_SCHEDULER_Handle *sched,
288 const struct GNUNET_CONFIGURATION_Handle *c)
290 struct GNUNET_FS_FileInformation *fi;
291 struct GNUNET_FS_Namespace *namespace;
292 struct EXTRACTOR_PluginList *l;
296 /* check arguments */
297 if ( ( (uri_string == NULL) || (extract_only) )
298 && ( (args[0] == NULL) || (args[1] != NULL) ) )
301 ("You must specify one and only one filename for insertion.\n"));
305 if ((uri_string != NULL) && (args[0] != NULL))
307 printf (_("You must NOT specify an URI and a filename.\n"));
311 if ((uri_string != NULL) && (extract_only))
313 printf (_("Cannot extract metadata from a URI!\n"));
317 if (pseudonym != NULL)
322 _("Option `%s' is required when using option `%s'.\n"),
329 { /* ordinary insertion checks */
333 _("Option `%s' makes no sense without option `%s'.\n"),
341 _("Option `%s' makes no sense without option `%s'.\n"),
350 _("Need the name of a file to publish!\n"));
355 ctx = GNUNET_FS_start (sched,
360 GNUNET_FS_FLAGS_NONE,
361 GNUNET_FS_OPTIONS_END);
365 _("Could not initialize `%s' subsystem.\n"),
371 if (NULL != pseudonym)
373 namespace = GNUNET_FS_namespace_create (ctx,
375 if (NULL == namespace)
378 _("Could not create namespace `%s'\n"),
380 GNUNET_FS_stop (ctx);
385 if (NULL != uri_string)
387 // FIXME -- implement!
392 if (! disable_extractor)
394 l = EXTRACTOR_plugin_add_defaults (EXTRACTOR_OPTION_DEFAULT_POLICY);
396 GNUNET_CONFIGURATION_get_value_string (cfg, "FS", "EXTRACTORS",
400 l = EXTRACTOR_plugin_add_config (l, ex, EXTRACTOR_OPTION_DEFAULT_POLICY);
404 fi = GNUNET_FS_file_information_create_from_directory (NULL,
406 &GNUNET_FS_directory_scanner_default,
411 GNUNET_TIME_relative_to_absolute (DEFAULT_EXPIRATION),
413 EXTRACTOR_plugin_remove_all (l);
417 _("Could not publish `%s': %s\n"),
421 if (namespace != NULL)
422 GNUNET_FS_namespace_delete (namespace, GNUNET_NO);
423 GNUNET_FS_stop (ctx);
427 GNUNET_FS_file_information_inspect (fi,
432 if (namespace != NULL)
433 GNUNET_FS_namespace_delete (namespace, GNUNET_NO);
434 GNUNET_FS_file_information_destroy (fi, NULL, NULL);
435 GNUNET_FS_stop (ctx);
438 pc = GNUNET_FS_publish_start (ctx,
444 ? GNUNET_FS_PUBLISH_OPTION_SIMULATE_ONLY
445 : GNUNET_FS_PUBLISH_OPTION_NONE);
449 _("Could not start publishing.\n"));
450 GNUNET_FS_stop (ctx);
458 * gnunet-publish command line options
460 static struct GNUNET_GETOPT_CommandLineOption options[] = {
461 {'a', "anonymity", "LEVEL",
462 gettext_noop ("set the desired LEVEL of sender-anonymity"),
463 1, &GNUNET_GETOPT_set_uint, &anonymity},
464 {'d', "disable-creation-time", NULL,
466 ("disable adding the creation time to the metadata of the uploaded file"),
467 0, &GNUNET_GETOPT_set_one, &do_disable_creation_time},
468 {'D', "disable-extractor", NULL,
470 ("do not use libextractor to add keywords or metadata"),
471 0, &GNUNET_GETOPT_set_one, &disable_extractor},
472 {'e', "extract", NULL,
474 ("print list of extracted keywords that would be used, but do not perform upload"),
475 0, &GNUNET_GETOPT_set_one, &extract_only},
476 {'k', "key", "KEYWORD",
478 ("add an additional keyword for the top-level file or directory"
479 " (this option can be specified multiple times)"),
480 1, &GNUNET_FS_getopt_set_keywords, &topKeywords},
481 // *: option not yet used... (can handle in a pass over FI)
482 {'m', "meta", "TYPE:VALUE",
483 gettext_noop ("set the meta-data for the given TYPE to the given VALUE"),
484 1, &GNUNET_FS_getopt_set_metadata, &meta},
485 {'n', "noindex", NULL,
486 gettext_noop ("do not index, perform full insertion (stores entire "
487 "file in encrypted form in GNUnet database)"),
488 0, &GNUNET_GETOPT_set_one, &do_insert},
491 ("specify ID of an updated version to be published in the future"
492 " (for namespace insertions only)"),
493 1, &GNUNET_GETOPT_set_string, &next_id},
494 {'p', "priority", "PRIORITY",
495 gettext_noop ("specify the priority of the content"),
496 1, &GNUNET_GETOPT_set_uint, &priority},
497 {'P', "pseudonym", "NAME",
499 ("publish the files under the pseudonym NAME (place file into namespace)"),
500 1, &GNUNET_GETOPT_set_string, &pseudonym},
501 // *: option not yet used... (need FS API support!)
502 {'s', "simulate-only", NULL,
503 gettext_noop ("only simulate the process but do not do any "
504 "actual publishing (useful to compute URIs)"),
505 0, &GNUNET_GETOPT_set_one, &do_simulate},
507 gettext_noop ("set the ID of this version of the publication"
508 " (for namespace insertions only)"),
509 1, &GNUNET_GETOPT_set_string, &this_id},
510 // *: option not yet used... (need FS API support!)
512 gettext_noop ("URI to be published (can be used instead of passing a "
513 "file to add keywords to the file with the respective URI)"),
514 1, &GNUNET_GETOPT_set_string, &uri_string},
515 {'V', "verbose", NULL,
516 gettext_noop ("be verbose (print progress information)"),
517 0, &GNUNET_GETOPT_set_one, &verbose},
518 GNUNET_GETOPT_OPTION_END
523 * The main function to publish content to GNUnet.
525 * @param argc number of arguments from the command line
526 * @param argv command line arguments
527 * @return 0 ok, 1 on error
530 main (int argc, char *const *argv)
533 GNUNET_PROGRAM_run (argc,
537 ("Publish files on GNUnet."),
538 options, &run, NULL)) ? ret : 1;
541 /* end of gnunet-publish.c */
543 ////////////////////////////////////////////////////////////////
547 * Print progess message.
550 printstatus (void *ctx, const GNUNET_FSUI_Event * event)
552 unsigned long long delta;
557 case GNUNET_FSUI_upload_progress:
563 now = GNUNET_get_time ();
564 delta = event->data.UploadProgress.eta - now;
565 if (event->data.UploadProgress.eta < now)
567 ret = GNUNET_get_time_interval_as_fancy_string (delta);
568 PRINTF (_("%16llu of %16llu bytes inserted "
569 "(estimating %6s to completion) - %s\n"),
570 event->data.UploadProgress.completed,
571 event->data.UploadProgress.total,
572 ret, event->data.UploadProgress.filename);
576 case GNUNET_FSUI_upload_completed:
579 delta = GNUNET_get_time () - start_time;
580 PRINTF (_("Upload of `%s' complete, "
581 "%llu bytes took %llu seconds (%8.3f KiB/s).\n"),
582 event->data.UploadCompleted.filename,
583 event->data.UploadCompleted.total,
584 delta / GNUNET_CRON_SECONDS,
587 : (double) (event->data.UploadCompleted.total
588 / 1024.0 * GNUNET_CRON_SECONDS / delta));
590 fstring = GNUNET_ECRS_uri_to_string (event->data.UploadCompleted.uri);
591 printf (_("File `%s' has URI: %s\n"),
592 event->data.UploadCompleted.filename, fstring);
593 GNUNET_free (fstring);
594 if (ul == event->data.UploadCompleted.uc.pos)
596 postProcess (event->data.UploadCompleted.uri);
598 GNUNET_shutdown_initiate ();
601 case GNUNET_FSUI_upload_aborted:
602 printf (_("\nUpload aborted.\n"));
604 GNUNET_shutdown_initiate ();
606 case GNUNET_FSUI_upload_error:
607 printf (_("\nError uploading file: %s"),
608 event->data.UploadError.message);
610 GNUNET_shutdown_initiate ();
612 case GNUNET_FSUI_upload_started:
613 case GNUNET_FSUI_upload_stopped:
616 printf (_("\nUnexpected event: %d\n"), event->type);
617 GNUNET_GE_BREAK (ectx, 0);
624 /* end of gnunet-publish.c */