/*
This file is part of GNUnet.
- (C) 2012, 2013 Christian Grothoff (and other contributing authors)
+ Copyright (C) 2012, 2013, 2014 GNUnet e.V.
- GNUnet is free software; you can redistribute it and/or modify
- it under the terms of the GNU General Public License as published
- by the Free Software Foundation; either version 3, or (at your
- option) any later version.
+ GNUnet is free software: you can redistribute it and/or modify it
+ under the terms of the GNU Affero General Public License as published
+ by the Free Software Foundation, either version 3 of the License,
+ or (at your option) any later version.
GNUnet is distributed in the hope that it will be useful, but
WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
- General Public License for more details.
+ Affero General Public License for more details.
+
+ You should have received a copy of the GNU Affero General Public License
+ along with this program. If not, see <http://www.gnu.org/licenses/>.
- You should have received a copy of the GNU General Public License
- along with GNUnet; see the file COPYING. If not, write to the
- Free Software Foundation, Inc., 59 Temple Place - Suite 330,
- Boston, MA 02111-1307, USA.
+ SPDX-License-Identifier: AGPL3.0-or-later
*/
/**
* @file gnunet-namestore.c
#include <gnunet_namestore_service.h>
+/**
+ * Entry in record set for bulk processing.
+ */
+struct RecordSetEntry
+{
+ /**
+ * Kept in a linked list.
+ */
+ struct RecordSetEntry *next;
+
+ /**
+ * The record to add/remove.
+ */
+ struct GNUNET_GNSRECORD_Data record;
+
+};
+
+
/**
* Handle to the namestore.
*/
*/
static struct GNUNET_NAMESTORE_QueueEntry *add_qe;
+/**
+ * Queue entry for the 'lookup' operation.
+ */
+static struct GNUNET_NAMESTORE_QueueEntry *get_qe;
+
/**
* Queue entry for the 'reverse lookup' operation (in combination with a name).
*/
/**
* Is record public (opposite of #GNUNET_GNSRECORD_RF_PRIVATE)
*/
-static int public;
+static int is_public;
/**
* Is record a shadow record (#GNUNET_GNSRECORD_RF_SHADOW_RECORD)
*/
-static int shadow;
+static int is_shadow;
/**
* Queue entry for the 'del' operation.
*/
static struct GNUNET_NAMESTORE_QueueEntry *del_qe;
+/**
+ * Queue entry for the 'set/replace' operation.
+ */
+static struct GNUNET_NAMESTORE_QueueEntry *set_qe;
+
/**
* Name of the records to add/list/remove.
*/
static void *data;
/**
- * Number of bytes in 'data'.
+ * Number of bytes in #data.
*/
static size_t data_size;
/**
- * Expirationstring converted to relative time.
+ * Expiration string converted to numeric value.
*/
-static struct GNUNET_TIME_Relative etime_rel;
-
-/**
- * Expirationstring converted to absolute time.
- */
-static struct GNUNET_TIME_Absolute etime_abs;
+static uint64_t etime;
/**
* Is expiration time relative or absolute time?
*/
static int monitor;
+/**
+ * Entry in record set for processing records in bulk.
+ */
+static struct RecordSetEntry *recordset;
+
/**
* Task run on shutdown. Cleans up everything.
*
* @param cls unused
- * @param tc scheduler context
*/
static void
-do_shutdown (void *cls,
- const struct GNUNET_SCHEDULER_TaskContext *tc)
+do_shutdown (void *cls)
{
+ (void) cls;
if (NULL != get_default)
{
GNUNET_IDENTITY_cancel (get_default);
GNUNET_NAMESTORE_cancel (add_qe);
add_qe = NULL;
}
+ if (NULL != set_qe)
+ {
+ GNUNET_NAMESTORE_cancel (set_qe);
+ set_qe = NULL;
+ }
if (NULL != add_qe_uri)
{
GNUNET_NAMESTORE_cancel (add_qe_uri);
add_qe_uri = NULL;
}
+ if (NULL != get_qe)
+ {
+ GNUNET_NAMESTORE_cancel (get_qe);
+ get_qe = NULL;
+ }
if (NULL != del_qe)
{
GNUNET_NAMESTORE_cancel (del_qe);
{
if ( (NULL == add_qe) &&
(NULL == add_qe_uri) &&
+ (NULL == get_qe) &&
(NULL == del_qe) &&
(NULL == reverse_qe) &&
(NULL == list_it) )
int32_t success,
const char *emsg)
{
+ (void) cls;
del_qe = NULL;
if (GNUNET_NO == success)
{
}
+/**
+ * Function called when we are done with a zone iteration.
+ */
+static void
+zone_iteration_finished (void *cls)
+{
+ (void) cls;
+ list_it = NULL;
+ test_finished ();
+}
+
+
+/**
+ * Function called when we encountered an error in a zone iteration.
+ */
+static void
+zone_iteration_error_cb (void *cls)
+{
+ (void) cls;
+ list_it = NULL;
+ fprintf (stderr,
+ "Error iterating over zone\n");
+ ret = 1;
+ test_finished ();
+}
+
+
/**
* Process a record that was stored in the namestore.
*
- * @param cls closure
- * @param zone_key private key of the zone
* @param rname name that is being mapped (at most 255 characters long)
* @param rd_len number of entries in @a rd array
* @param rd array of records with data to store
*/
static void
-display_record (void *cls,
- const struct GNUNET_CRYPTO_EcdsaPrivateKey *zone_key,
- const char *rname,
+display_record (const char *rname,
unsigned int rd_len,
const struct GNUNET_GNSRECORD_Data *rd)
{
const char *typestring;
char *s;
- unsigned int i;
const char *ets;
struct GNUNET_TIME_Absolute at;
struct GNUNET_TIME_Relative rt;
- if (NULL == rname)
- {
- list_it = NULL;
- test_finished ();
- return;
- }
if ( (NULL != name) &&
(0 != strcmp (name, rname)) )
{
- GNUNET_NAMESTORE_zone_iterator_next (list_it);
+ GNUNET_NAMESTORE_zone_iterator_next (list_it,
+ 1);
return;
}
FPRINTF (stdout,
"%s:\n",
rname);
- for (i=0;i<rd_len;i++)
+ for (unsigned int i=0;i<rd_len;i++)
{
if ( (GNUNET_GNSRECORD_TYPE_NICK == rd[i].record_type) &&
(0 != strcmp (rname,
- "+")) )
+ GNUNET_GNS_EMPTY_LABEL_AT)) )
continue;
typestring = GNUNET_GNSRECORD_number_to_typename (rd[i].record_type);
s = GNUNET_GNSRECORD_value_to_string (rd[i].record_type,
rd[i].data_size);
if (NULL == s)
{
- FPRINTF (stdout, _("\tCorrupt or unsupported record of type %u\n"),
+ FPRINTF (stdout,
+ _("\tCorrupt or unsupported record of type %u\n"),
(unsigned int) rd[i].record_type);
continue;
}
ets = GNUNET_STRINGS_absolute_time_to_string (at);
}
FPRINTF (stdout,
- "\t%s: %s (%s)\t%s\t%s\t%s\n",
+ "\t%s: %s (%s)\t%s\t%s\n",
typestring,
s,
ets,
(0 != (rd[i].flags & GNUNET_GNSRECORD_RF_PRIVATE)) ? "PRIVATE" : "PUBLIC",
- (0 != (rd[i].flags & GNUNET_GNSRECORD_RF_SHADOW_RECORD)) ? "SHADOW" : "",
- (0 != (rd[i].flags & GNUNET_GNSRECORD_RF_PENDING)) ? "PENDING" : "");
+ (0 != (rd[i].flags & GNUNET_GNSRECORD_RF_SHADOW_RECORD)) ? "SHADOW" : "");
GNUNET_free (s);
}
FPRINTF (stdout, "%s", "\n");
- GNUNET_NAMESTORE_zone_iterator_next (list_it);
+}
+
+
+/**
+ * Process a record that was stored in the namestore.
+ *
+ * @param cls closure
+ * @param zone_key private key of the zone
+ * @param rname name that is being mapped (at most 255 characters long)
+ * @param rd_len number of entries in @a rd array
+ * @param rd array of records with data to store
+ */
+static void
+display_record_iterator (void *cls,
+ const struct GNUNET_CRYPTO_EcdsaPrivateKey *zone_key,
+ const char *rname,
+ unsigned int rd_len,
+ const struct GNUNET_GNSRECORD_Data *rd)
+{
+ (void) cls;
+ (void) zone_key;
+ display_record (rname,
+ rd_len,
+ rd);
+ GNUNET_NAMESTORE_zone_iterator_next (list_it,
+ 1);
+}
+
+
+/**
+ * Process a record that was stored in the namestore.
+ *
+ * @param cls closure
+ * @param zone_key private key of the zone
+ * @param rname name that is being mapped (at most 255 characters long)
+ * @param rd_len number of entries in @a rd array
+ * @param rd array of records with data to store
+ */
+static void
+display_record_monitor (void *cls,
+ const struct GNUNET_CRYPTO_EcdsaPrivateKey *zone_key,
+ const char *rname,
+ unsigned int rd_len,
+ const struct GNUNET_GNSRECORD_Data *rd)
+{
+ (void) cls;
+ (void) zone_key;
+ display_record (rname,
+ rd_len,
+ rd);
+ GNUNET_NAMESTORE_zone_monitor_next (zm,
+ 1);
+}
+
+
+/**
+ * Process a record that was stored in the namestore.
+ *
+ * @param cls closure
+ * @param zone_key private key of the zone
+ * @param rname name that is being mapped (at most 255 characters long)
+ * @param rd_len number of entries in @a rd array
+ * @param rd array of records with data to store
+ */
+static void
+display_record_lookup (void *cls,
+ const struct GNUNET_CRYPTO_EcdsaPrivateKey *zone_key,
+ const char *rname,
+ unsigned int rd_len,
+ const struct GNUNET_GNSRECORD_Data *rd)
+{
+ (void) cls;
+ (void) zone_key;
+ get_qe = NULL;
+ display_record (rname,
+ rd_len,
+ rd);
+ test_finished ();
}
static void
sync_cb (void *cls)
{
- FPRINTF (stdout, "%s", "Monitor is now in sync.\n");
+ (void) cls;
+ FPRINTF (stdout,
+ "%s",
+ "Monitor is now in sync.\n");
+}
+
+
+/**
+ * Function called on errors while monitoring.
+ *
+ * @param cls NULL
+ */
+static void
+monitor_error_cb (void *cls)
+{
+ (void) cls;
+ FPRINTF (stderr,
+ "%s",
+ "Monitor disconnected and out of sync.\n");
+}
+
+
+/**
+ * Function called on errors while monitoring.
+ *
+ * @param cls NULL
+ */
+static void
+lookup_error_cb (void *cls)
+{
+ (void) cls;
+ get_qe = NULL;
+ FPRINTF (stderr,
+ "%s",
+ "Failed to lookup record.\n");
+ test_finished ();
+}
+
+
+/**
+ * Function called if lookup fails.
+ */
+static void
+add_error_cb (void *cls)
+{
+ (void) cls;
+ add_qe = NULL;
+ GNUNET_break (0);
+ ret = 1;
+ test_finished ();
}
struct GNUNET_GNSRECORD_Data rdn[rd_count + 1];
struct GNUNET_GNSRECORD_Data *rde;
+ (void) cls;
+ (void) zone_key;
add_qe = NULL;
- if ( (NULL != zone_key) &&
- (0 != strcmp (rec_name, name)) )
+ if (0 != strcmp (rec_name, name))
{
GNUNET_break (0);
+ ret = 1;
+ test_finished ();
return;
}
- GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "Received %u records for name `%s'\n",
- rd_count, rec_name);
-
- memset (rdn, 0, sizeof (struct GNUNET_GNSRECORD_Data));
- memcpy (&rdn[1], rd, rd_count * sizeof (struct GNUNET_GNSRECORD_Data));
- /* FIXME: should add some logic to overwrite records if there
- can only be one record of a particular type, and to check
- if the combination of records is valid to begin with... */
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Received %u records for name `%s'\n",
+ rd_count, rec_name);
+ for (unsigned int i=0;i<rd_count;i++)
+ {
+ switch (rd[i].record_type)
+ {
+ case GNUNET_DNSPARSER_TYPE_CNAME:
+ fprintf (stderr,
+ _("A %s record exists already under `%s', no other records can be added.\n"),
+ "CNAME",
+ rec_name);
+ ret = 1;
+ test_finished ();
+ return;
+ case GNUNET_GNSRECORD_TYPE_PKEY:
+ fprintf (stderr,
+ _("A %s record exists already under `%s', no other records can be added.\n"),
+ "PKEY",
+ rec_name);
+ ret = 1;
+ test_finished ();
+ return;
+ }
+ }
+ switch (type)
+ {
+ case GNUNET_DNSPARSER_TYPE_CNAME:
+ if (0 != rd_count)
+ {
+ fprintf (stderr,
+ _("Records already exist under `%s', cannot add `%s' record.\n"),
+ rec_name,
+ "CNAME");
+ ret = 1;
+ test_finished ();
+ return;
+ }
+ break;
+ case GNUNET_GNSRECORD_TYPE_PKEY:
+ if (0 != rd_count)
+ {
+ fprintf (stderr,
+ _("Records already exist under `%s', cannot add `%s' record.\n"),
+ rec_name,
+ "PKEY");
+ ret = 1;
+ test_finished ();
+ return;
+ }
+ break;
+ case GNUNET_GNSRECORD_TYPE_GNS2DNS:
+ for (unsigned int i=0;i<rd_count;i++)
+ if (GNUNET_GNSRECORD_TYPE_GNS2DNS != rd[i].record_type)
+ {
+ fprintf (stderr,
+ _("Non-GNS2DNS records already exist under `%s', cannot add GNS2DNS record.\n"),
+ rec_name);
+ ret = 1;
+ test_finished ();
+ return;
+ }
+ break;
+ }
+ memset (rdn,
+ 0,
+ sizeof (struct GNUNET_GNSRECORD_Data));
+ GNUNET_memcpy (&rdn[1],
+ rd,
+ rd_count * sizeof (struct GNUNET_GNSRECORD_Data));
rde = &rdn[0];
rde->data = data;
rde->data_size = data_size;
rde->record_type = type;
- if (1 == shadow)
+ if (1 == is_shadow)
rde->flags |= GNUNET_GNSRECORD_RF_SHADOW_RECORD;
- if (1 != public)
+ if (1 != is_public)
rde->flags |= GNUNET_GNSRECORD_RF_PRIVATE;
+ rde->expiration_time = etime;
if (GNUNET_YES == etime_is_rel)
- {
- rde->expiration_time = etime_rel.rel_value_us;
rde->flags |= GNUNET_GNSRECORD_RF_RELATIVE_EXPIRATION;
- }
- else if (GNUNET_NO == etime_is_rel)
- rde->expiration_time = etime_abs.abs_value_us;
- else
+ else if (GNUNET_NO != etime_is_rel)
rde->expiration_time = GNUNET_TIME_UNIT_FOREVER_ABS.abs_value_us;
GNUNET_assert (NULL != name);
add_qe = GNUNET_NAMESTORE_records_store (ns,
}
+/**
+ * Function called if we encountered an error in zone-to-name.
+ */
+static void
+reverse_error_cb (void *cls)
+{
+ (void) cls;
+ reverse_qe = NULL;
+ FPRINTF (stdout,
+ "%s.zkey\n",
+ reverse_pkey);
+}
+
+
/**
* Function called with the result of our attempt to obtain a name for a given
* public key.
unsigned int rd_count,
const struct GNUNET_GNSRECORD_Data *rd)
{
+ (void) cls;
+ (void) zone;
+ (void) rd_count;
+ (void) rd;
reverse_qe = NULL;
if (NULL == label)
FPRINTF (stdout,
- "%s.zkey\n",
+ "%s\n",
reverse_pkey);
else
FPRINTF (stdout,
- "%s.gnu\n",
- label);
+ "%s.%s\n",
+ label,
+ ego_name);
+ test_finished ();
+}
+
+
+/**
+ * Function called if lookup for deletion fails.
+ */
+static void
+del_lookup_error_cb (void *cls)
+{
+ (void) cls;
+ del_qe = NULL;
+ GNUNET_break (0);
+ ret = 1;
test_finished ();
}
/**
- * Function called with the result from the check if the namestore
- * service is actually running. If it is, we start the actual
+ * We were asked to delete something; this function is called with
+ * the existing records. Now we should determine what should be
+ * deleted and then issue the deletion operation.
+ *
+ * @param cls NULL
+ * @param zone private key of the zone we are deleting from
+ * @param label name of the records we are editing
+ * @param rd_count size of the @a rd array
+ * @param rd existing records
+ */
+static void
+del_monitor (void *cls,
+ const struct GNUNET_CRYPTO_EcdsaPrivateKey *zone,
+ const char *label,
+ unsigned int rd_count,
+ const struct GNUNET_GNSRECORD_Data *rd)
+{
+ struct GNUNET_GNSRECORD_Data rdx[rd_count];
+ unsigned int rd_left;
+ uint32_t type;
+ char *vs;
+
+ (void) cls;
+ (void) zone;
+ del_qe = NULL;
+ if (0 == rd_count)
+ {
+ FPRINTF (stderr,
+ _("There are no records under label `%s' that could be deleted.\n"),
+ label);
+ ret = 1;
+ test_finished ();
+ return;
+ }
+ if ( (NULL == value) &&
+ (NULL == typestring) )
+ {
+ /* delete everything */
+ del_qe = GNUNET_NAMESTORE_records_store (ns,
+ &zone_pkey,
+ name,
+ 0,
+ NULL,
+ &del_continuation,
+ NULL);
+ return;
+ }
+ rd_left = 0;
+ if (NULL != typestring)
+ type = GNUNET_GNSRECORD_typename_to_number (typestring);
+ else
+ type = GNUNET_GNSRECORD_TYPE_ANY;
+ for (unsigned int i=0;i<rd_count;i++)
+ {
+ vs = NULL;
+ if (! ( ( (GNUNET_GNSRECORD_TYPE_ANY == type) ||
+ (rd[i].record_type == type) ) &&
+ ( (NULL == value) ||
+ (NULL == (vs = (GNUNET_GNSRECORD_value_to_string (rd[i].record_type,
+ rd[i].data,
+ rd[i].data_size)))) ||
+ (0 == strcmp (vs, value)) ) ) )
+ rdx[rd_left++] = rd[i];
+ GNUNET_free_non_null (vs);
+ }
+ if (rd_count == rd_left)
+ {
+ /* nothing got deleted */
+ FPRINTF (stderr,
+ _("There are no records under label `%s' that match the request for deletion.\n"),
+ label);
+ test_finished ();
+ return;
+ }
+ /* delete everything but what we copied to 'rdx' */
+ del_qe = GNUNET_NAMESTORE_records_store (ns,
+ &zone_pkey,
+ name,
+ rd_left,
+ rdx,
+ &del_continuation,
+ NULL);
+}
+
+
+/**
+ * Parse expiration time.
+ *
+ * @param expirationstring text to parse
+ * @param etime_is_rel[out] set to #GNUNET_YES if time is relative
+ * @param etime[out] set to expiration time (abs or rel)
+ * @return #GNUNET_OK on success
+ */
+static int
+parse_expiration (const char *expirationstring,
+ int *etime_is_rel,
+ uint64_t *etime)
+{
+ struct GNUNET_TIME_Relative etime_rel;
+ struct GNUNET_TIME_Absolute etime_abs;
+
+ if (0 == strcmp (expirationstring,
+ "never"))
+ {
+ *etime = GNUNET_TIME_UNIT_FOREVER_ABS.abs_value_us;
+ *etime_is_rel = GNUNET_NO;
+ return GNUNET_OK;
+ }
+ if (GNUNET_OK ==
+ GNUNET_STRINGS_fancy_time_to_relative (expirationstring,
+ &etime_rel))
+ {
+ *etime_is_rel = GNUNET_YES;
+ *etime = etime_rel.rel_value_us;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Storing record with relative expiration time of %s\n",
+ GNUNET_STRINGS_relative_time_to_string (etime_rel,
+ GNUNET_NO));
+ return GNUNET_OK;
+ }
+ if (GNUNET_OK ==
+ GNUNET_STRINGS_fancy_time_to_absolute (expirationstring,
+ &etime_abs))
+ {
+ *etime_is_rel = GNUNET_NO;
+ *etime = etime_abs.abs_value_us;
+ GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
+ "Storing record with absolute expiration time of %s\n",
+ GNUNET_STRINGS_absolute_time_to_string (etime_abs));
+ return GNUNET_OK;
+ }
+ return GNUNET_SYSERR;
+}
+
+
+/**
+ * Function called when namestore is done with the replace
* operation.
*
- * @param cls closure with our configuration
- * @param result #GNUNET_YES if the namestore service is running
+ * @param cls NULL
+ * @param success #GNUNET_SYSERR on failure (including timeout/queue drop/failure to validate)
+ * #GNUNET_NO if content was already there or not found
+ * #GNUNET_YES (or other positive value) on success
+ * @param emsg NULL on success, otherwise an error message
*/
static void
-testservice_task (void *cls,
- int result)
+replace_cont (void *cls,
+ int success,
+ const char *emsg)
+{
+ (void) cls;
+
+ set_qe = NULL;
+ if (GNUNET_OK != success)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_MESSAGE,
+ _("Failed to replace records: %s\n"),
+ emsg);
+ ret = 1; /* fail from 'main' */
+ }
+ GNUNET_SCHEDULER_shutdown ();
+}
+
+
+/**
+ * Callback invoked from identity service with ego information.
+ * An @a ego of NULL means the ego was not found.
+ *
+ * @param cls closure with the configuration
+ * @param ego an ego known to identity service, or NULL
+ */
+static void
+identity_cb (void *cls,
+ const struct GNUNET_IDENTITY_Ego *ego)
{
const struct GNUNET_CONFIGURATION_Handle *cfg = cls;
struct GNUNET_CRYPTO_EcdsaPublicKey pub;
struct GNUNET_GNSRECORD_Data rd;
- if (GNUNET_YES != result)
+ el = NULL;
+ if (NULL == ego)
{
- FPRINTF (stderr, _("Service `%s' is not running\n"),
- "namestore");
+ if (NULL != ego_name)
+ {
+ fprintf (stderr,
+ _("Ego `%s' not known to identity service\n"),
+ ego_name);
+ }
+ GNUNET_SCHEDULER_shutdown ();
+ ret = -1;
return;
}
- if (! (add|del|list|(NULL != nickstring)|(NULL != uri)|(NULL != reverse_pkey)) )
+ zone_pkey = *GNUNET_IDENTITY_ego_get_private_key (ego);
+ GNUNET_free_non_null (ego_name);
+ ego_name = NULL;
+
+ if (! (add|del|list|(NULL != nickstring)|(NULL != uri)|(NULL != reverse_pkey)|(NULL != recordset)) )
{
/* nothing more to be done */
fprintf (stderr,
return;
}
GNUNET_CRYPTO_ecdsa_key_get_public (&zone_pkey,
- &pub);
-
+ &pub);
ns = GNUNET_NAMESTORE_connect (cfg);
if (NULL == ns)
{
_("Failed to connect to namestore\n"));
return;
}
+
+ if (NULL != recordset)
+ {
+ /* replace entire record set */
+ unsigned int rd_count;
+ struct GNUNET_GNSRECORD_Data *rd;
+
+ if (NULL == name)
+ {
+ fprintf (stderr,
+ _("Missing option `%s' for operation `%s'\n"),
+ "-R", _("replace"));
+ GNUNET_SCHEDULER_shutdown ();
+ ret = 1;
+ return;
+ }
+ rd_count = 0;
+ for (struct RecordSetEntry *e = recordset; NULL != e; e = e->next)
+ rd_count++;
+ rd = GNUNET_new_array (rd_count,
+ struct GNUNET_GNSRECORD_Data);
+ rd_count = 0;
+ for (struct RecordSetEntry *e = recordset; NULL != e; e = e->next)
+ {
+ rd[rd_count] = e->record;
+ rd_count++;
+ }
+ set_qe = GNUNET_NAMESTORE_records_store (ns,
+ &zone_pkey,
+ name,
+ rd_count,
+ rd,
+ &replace_cont,
+ NULL);
+ GNUNET_free (rd);
+ return;
+ }
+
if (add)
{
if (NULL == name)
type = GNUNET_GNSRECORD_typename_to_number (typestring);
if (UINT32_MAX == type)
{
- fprintf (stderr, _("Unsupported type `%s'\n"), typestring);
+ fprintf (stderr,
+ _("Unsupported type `%s'\n"),
+ typestring);
GNUNET_SCHEDULER_shutdown ();
ret = 1;
return;
&data,
&data_size))
{
- fprintf (stderr, _("Value `%s' invalid for record type `%s'\n"),
+ fprintf (stderr,
+ _("Value `%s' invalid for record type `%s'\n"),
value,
typestring);
GNUNET_SCHEDULER_shutdown ();
{
fprintf (stderr,
_("Missing option `%s' for operation `%s'\n"),
- "-e", _("add"));
+ "-e",
+ _("add"));
GNUNET_SCHEDULER_shutdown ();
ret = 1;
return;
}
- if (0 == strcmp (expirationstring, "never"))
- {
- etime_abs = GNUNET_TIME_UNIT_FOREVER_ABS;
- etime_is_rel = GNUNET_NO;
- }
- else if (GNUNET_OK ==
- GNUNET_STRINGS_fancy_time_to_relative (expirationstring,
- &etime_rel))
- {
- etime_is_rel = GNUNET_YES;
- }
- else if (GNUNET_OK ==
- GNUNET_STRINGS_fancy_time_to_absolute (expirationstring,
- &etime_abs))
- {
- etime_is_rel = GNUNET_NO;
- }
- else
+ if (GNUNET_OK !=
+ parse_expiration (expirationstring,
+ &etime_is_rel,
+ &etime))
{
fprintf (stderr,
_("Invalid time format `%s'\n"),
ret = 1;
return;
}
- add_qe = GNUNET_NAMESTORE_records_lookup (ns, &zone_pkey, name,
- &get_existing_record, NULL );
+ add_qe = GNUNET_NAMESTORE_records_lookup (ns,
+ &zone_pkey,
+ name,
+ &add_error_cb,
+ NULL,
+ &get_existing_record,
+ NULL);
}
if (del)
{
ret = 1;
return;
}
- del_qe = GNUNET_NAMESTORE_records_store (ns,
- &zone_pkey,
- name,
- 0, NULL,
- &del_continuation,
- NULL);
+ del_qe = GNUNET_NAMESTORE_records_lookup (ns,
+ &zone_pkey,
+ name,
+ &del_lookup_error_cb,
+ NULL,
+ &del_monitor,
+ NULL);
}
if (list)
{
- list_it = GNUNET_NAMESTORE_zone_iteration_start (ns,
- &zone_pkey,
- &display_record,
- NULL);
+ if (NULL != name)
+ get_qe = GNUNET_NAMESTORE_records_lookup (ns,
+ &zone_pkey,
+ name,
+ &lookup_error_cb,
+ NULL,
+ &display_record_lookup,
+ NULL);
+ else
+ list_it = GNUNET_NAMESTORE_zone_iteration_start (ns,
+ &zone_pkey,
+ &zone_iteration_error_cb,
+ NULL,
+ &display_record_iterator,
+ NULL,
+ &zone_iteration_finished,
+ NULL);
}
if (NULL != reverse_pkey)
{
if (GNUNET_OK !=
GNUNET_CRYPTO_ecdsa_public_key_from_string (reverse_pkey,
- strlen (reverse_pkey),
- &pubkey))
+ strlen (reverse_pkey),
+ &pubkey))
{
fprintf (stderr,
_("Invalid public key for reverse lookup `%s'\n"),
reverse_qe = GNUNET_NAMESTORE_zone_to_name (ns,
&zone_pkey,
&pubkey,
+ &reverse_error_cb,
+ NULL,
&handle_reverse_lookup,
NULL);
}
char sname[64];
struct GNUNET_CRYPTO_EcdsaPublicKey pkey;
- if ( (2 != (sscanf (uri, "gnunet://gns/%52s/%63s", sh, sname)) ) ||
- (GNUNET_OK != GNUNET_CRYPTO_ecdsa_public_key_from_string (sh, strlen (sh), &pkey)) )
+ GNUNET_STRINGS_utf8_tolower (uri, uri);
+ if ( (2 != (sscanf (uri,
+ "gnunet://gns/%52s/%63s",
+ sh,
+ sname)) ) ||
+ (GNUNET_OK !=
+ GNUNET_CRYPTO_ecdsa_public_key_from_string (sh,
+ strlen (sh),
+ &pkey)) )
{
fprintf (stderr,
_("Invalid URI `%s'\n"),
rd.data = &pkey;
rd.data_size = sizeof (struct GNUNET_CRYPTO_EcdsaPublicKey);
rd.record_type = GNUNET_GNSRECORD_TYPE_PKEY;
- if (GNUNET_YES == etime_is_rel)
- {
- rd.expiration_time = etime_rel.rel_value_us;
+ rd.expiration_time = etime;
+ if (GNUNET_YES == etime_is_rel)
rd.flags |= GNUNET_GNSRECORD_RF_RELATIVE_EXPIRATION;
- }
- else if (GNUNET_NO == etime_is_rel)
- rd.expiration_time = etime_abs.abs_value_us;
- else
- rd.expiration_time = GNUNET_TIME_UNIT_FOREVER_ABS.abs_value_us;
-
- if (1 == shadow)
+ if (1 == is_shadow)
rd.flags |= GNUNET_GNSRECORD_RF_SHADOW_RECORD;
add_qe_uri = GNUNET_NAMESTORE_records_store (ns,
&zone_pkey,
ret = 1;
return;
}
- add_qe_uri = GNUNET_NAMESTORE_set_nick(ns, &zone_pkey, nickstring,
- &add_continuation, &add_qe_uri);
+ add_qe_uri = GNUNET_NAMESTORE_set_nick (ns,
+ &zone_pkey,
+ nickstring,
+ &add_continuation,
+ &add_qe_uri);
}
if (monitor)
{
zm = GNUNET_NAMESTORE_zone_monitor_start (cfg,
&zone_pkey,
GNUNET_YES,
- &display_record,
+ &monitor_error_cb,
+ NULL,
+ &display_record_monitor,
+ NULL,
&sync_cb,
NULL);
}
}
-/**
- * Callback invoked from identity service with ego information.
- * An @a ego of NULL means the ego was not found.
- *
- * @param cls closure with the configuration
- * @param ego an ego known to identity service, or NULL
- */
-static void
-identity_cb (void *cls,
- const struct GNUNET_IDENTITY_Ego *ego)
-{
- const struct GNUNET_CONFIGURATION_Handle *cfg = cls;
-
- el = NULL;
- if (NULL == ego)
- {
- if (NULL != ego_name)
- {
- fprintf (stderr,
- _("Ego `%s' not known to identity service\n"),
- ego_name);
- }
- GNUNET_SCHEDULER_shutdown ();
- ret = -1;
- return;
- }
- zone_pkey = *GNUNET_IDENTITY_ego_get_private_key (ego);
- GNUNET_free_non_null (ego_name);
- ego_name = NULL;
- GNUNET_CLIENT_service_test ("namestore", cfg,
- GNUNET_TIME_UNIT_SECONDS,
- &testservice_task,
- (void *) cfg);
-}
-
-
static void
default_ego_cb (void *cls,
- struct GNUNET_IDENTITY_Ego *ego,
- void **ctx,
- const char *name)
+ struct GNUNET_IDENTITY_Ego *ego,
+ void **ctx,
+ const char *name)
{
+ (void) cls;
+ (void) ctx;
+ (void) name;
get_default = NULL;
if (NULL == ego)
{
}
}
+
static void
id_connect_cb (void *cls,
- struct GNUNET_IDENTITY_Ego *ego,
- void **ctx,
- const char *name)
+ struct GNUNET_IDENTITY_Ego *ego,
+ void **ctx,
+ const char *name)
{
const struct GNUNET_CONFIGURATION_Handle *cfg = cls;
+
+ (void) cls;
+ (void) ctx;
+ (void) name;
if (NULL == ego)
{
- get_default = GNUNET_IDENTITY_get (idh, "namestore",
- &default_ego_cb, (void *) cfg);
+ get_default = GNUNET_IDENTITY_get (idh,
+ "namestore",
+ &default_ego_cb,
+ (void *) cfg);
}
}
+/**
+ * Main function that will be run.
+ *
+ * @param cls closure
+ * @param args remaining command-line arguments
+ * @param cfgfile name of the configuration file used (for saving, can be NULL!)
+ * @param cfg configuration
+ */
static void
-testservice_id_task (void *cls, int result)
+run (void *cls,
+ char *const *args,
+ const char *cfgfile,
+ const struct GNUNET_CONFIGURATION_Handle *cfg)
{
- const struct GNUNET_CONFIGURATION_Handle *cfg = cls;
- if (result != GNUNET_YES)
- {
- fprintf (stderr,
- _("Identity service is not running\n"));
- GNUNET_SCHEDULER_shutdown ();
- ret = -1;
- return;
- }
- GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL,
- &do_shutdown, (void *) cfg);
+ (void) cls;
+ (void) args;
+ (void) cfgfile;
+ if (NULL != args[0])
+ GNUNET_log (GNUNET_ERROR_TYPE_WARNING,
+ _("Superfluous command line arguments (starting with `%s') ignored\n"),
+ args[0]);
+ if ( (NULL != args[0]) &&
+ (NULL == uri) )
+ uri = GNUNET_strdup (args[0]);
+
+ GNUNET_SCHEDULER_add_shutdown (&do_shutdown,
+ (void *) cfg);
if (NULL == ego_name)
{
- idh = GNUNET_IDENTITY_connect (cfg, &id_connect_cb, (void *) cfg);
+ idh = GNUNET_IDENTITY_connect (cfg,
+ &id_connect_cb,
+ (void *) cfg);
if (NULL == idh)
- fprintf (stderr, _("Cannot connect to identity service\n"));
+ fprintf (stderr,
+ _("Cannot connect to identity service\n"));
ret = -1;
return;
}
/**
- * Main function that will be run.
+ * Command-line option parser function that allows the user to specify
+ * a complete record as one argument for adding/removing. A pointer
+ * to the head of the list of record sets must be passed as the "scls"
+ * argument.
*
- * @param cls closure
- * @param args remaining command-line arguments
- * @param cfgfile name of the configuration file used (for saving, can be NULL!)
- * @param cfg configuration
+ * @param ctx command line processor context
+ * @param scls must be of type "struct GNUNET_FS_Uri **"
+ * @param option name of the option (typically 'R')
+ * @param value command line argument given; format is
+ * "TTL TYPE FLAGS VALUE" where TTL is an expiration time (rel or abs),
+ * always given in seconds (without the unit),
+ * TYPE is a DNS/GNS record type, FLAGS is either "n" for no flags or
+ * a combination of 's' (shadow) and 'p' (public) and VALUE is the
+ * value (in human-readable format)
+ * @return #GNUNET_OK on success
*/
-static void
-run (void *cls, char *const *args, const char *cfgfile,
- const struct GNUNET_CONFIGURATION_Handle *cfg)
+static int
+multirecord_process (struct GNUNET_GETOPT_CommandLineProcessorContext *ctx,
+ void *scls,
+ const char *option,
+ const char *value)
{
- if ( (NULL != args[0]) && (NULL == uri) )
- uri = GNUNET_strdup (args[0]);
+ struct RecordSetEntry **head = scls;
+ struct RecordSetEntry *r;
+ struct GNUNET_GNSRECORD_Data record;
+ char *cp;
+ char *tok;
+ char *saveptr;
+ int etime_is_rel;
+ void *raw_data;
+
+ (void) ctx;
+ (void) option;
+ cp = GNUNET_strdup (value);
+ tok = strtok_r (cp, " ", &saveptr);
+ if (NULL == tok)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ _("Empty record line argument is not allowed.\n"));
+ GNUNET_free (cp);
+ return GNUNET_SYSERR;
+ }
+ {
+ char *etime_in_s;
- GNUNET_CLIENT_service_test ("identity", cfg,
- GNUNET_TIME_UNIT_SECONDS,
- &testservice_id_task,
- (void *) cfg);
+ GNUNET_asprintf (&etime_in_s,
+ "%s s",
+ tok);
+ if (GNUNET_OK !=
+ parse_expiration (etime_in_s,
+ &etime_is_rel,
+ &record.expiration_time))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ _("Invalid expiration time `%s' (must be without unit)\n"),
+ tok);
+ GNUNET_free (cp);
+ GNUNET_free (etime_in_s);
+ return GNUNET_SYSERR;
+ }
+ GNUNET_free (etime_in_s);
+ }
+ tok = strtok_r (NULL, " ", &saveptr);
+ if (NULL == tok)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ _("Missing entries in record line `%s'.\n"),
+ value);
+ GNUNET_free (cp);
+ return GNUNET_SYSERR;
+ }
+ record.record_type = GNUNET_GNSRECORD_typename_to_number (tok);
+ if (UINT32_MAX == record.record_type)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ _("Unknown record type `%s'\n"),
+ tok);
+ GNUNET_free (cp);
+ return GNUNET_SYSERR;
+ }
+ tok = strtok_r (NULL, " ", &saveptr);
+ if (NULL == tok)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ _("Missing entries in record line `%s'.\n"),
+ value);
+ GNUNET_free (cp);
+ return GNUNET_SYSERR;
+ }
+ record.flags = GNUNET_GNSRECORD_RF_NONE;
+ if (etime_is_rel)
+ record.flags |= GNUNET_GNSRECORD_RF_RELATIVE_EXPIRATION;
+ if (NULL == strchr (tok, (unsigned char) 'p')) /* p = public */
+ record.flags |= GNUNET_GNSRECORD_RF_PRIVATE;
+ if (NULL != strchr (tok, (unsigned char) 's'))
+ record.flags |= GNUNET_GNSRECORD_RF_SHADOW_RECORD;
+ /* find beginning of record value */
+ tok = strchr (&value[tok - cp], (unsigned char) ' ');
+ if (NULL == tok)
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ _("Missing entries in record line `%s'.\n"),
+ value);
+ GNUNET_free (cp);
+ return GNUNET_SYSERR;
+ }
+ GNUNET_free (cp);
+ tok++; /* skip space */
+ if (GNUNET_OK !=
+ GNUNET_GNSRECORD_string_to_value (record.record_type,
+ tok,
+ &raw_data,
+ &record.data_size))
+ {
+ GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
+ _("Invalid record data for type %s: `%s'.\n"),
+ GNUNET_GNSRECORD_number_to_typename (record.record_type),
+ tok);
+ return GNUNET_SYSERR;
+ }
+
+ r = GNUNET_malloc (sizeof (struct RecordSetEntry) + record.data_size);
+ r->next = *head;
+ record.data = &r[1];
+ memcpy (&r[1],
+ raw_data,
+ record.data_size);
+ GNUNET_free (raw_data);
+ r->record = record;
+ *head = r;
+ return GNUNET_OK;
}
+/**
+ * Allow user to specify keywords.
+ *
+ * @param shortName short name of the option
+ * @param name long name of the option
+ * @param argumentHelp help text for the option argument
+ * @param description long help text for the option
+ * @param[out] topKeywords set to the desired value
+ */
+struct GNUNET_GETOPT_CommandLineOption
+multirecord_option (char shortName,
+ const char *name,
+ const char *argumentHelp,
+ const char *description,
+ struct RecordSetEntry **rs)
+{
+ struct GNUNET_GETOPT_CommandLineOption clo = {
+ .shortName = shortName,
+ .name = name,
+ .argumentHelp = argumentHelp,
+ .description = description,
+ .require_argument = 1,
+ .processor = &multirecord_process,
+ .scls = (void *) rs
+ };
+
+ return clo;
+}
+
+
+
/**
* The main function for gnunet-namestore.
*
* @return 0 ok, 1 on error
*/
int
-main (int argc, char *const *argv)
+main (int argc,
+ char *const *argv)
{
- public = -1;
- shadow = -1;
-
- static const struct GNUNET_GETOPT_CommandLineOption options[] = {
- {'a', "add", NULL,
- gettext_noop ("add record"), 0,
- &GNUNET_GETOPT_set_one, &add},
- {'d', "delete", NULL,
- gettext_noop ("delete record"), 0,
- &GNUNET_GETOPT_set_one, &del},
- {'D', "display", NULL,
- gettext_noop ("display records"), 0,
- &GNUNET_GETOPT_set_one, &list},
- {'e', "expiration", "TIME",
- gettext_noop ("expiration time for record to use (for adding only), \"never\" is possible"), 1,
- &GNUNET_GETOPT_set_string, &expirationstring},
- {'i', "nick", "NICKNAME",
- gettext_noop ("set the desired nick name for the zone"), 1,
- &GNUNET_GETOPT_set_string, &nickstring},
- {'m', "monitor", NULL,
- gettext_noop ("monitor changes in the namestore"), 0,
- &GNUNET_GETOPT_set_one, &monitor},
- {'n', "name", "NAME",
- gettext_noop ("name of the record to add/delete/display"), 1,
- &GNUNET_GETOPT_set_string, &name},
- {'r', "reverse", "PKEY",
- gettext_noop ("determine our name for the given PKEY"), 1,
- &GNUNET_GETOPT_set_string, &reverse_pkey},
- {'t', "type", "TYPE",
- gettext_noop ("type of the record to add/delete/display"), 1,
- &GNUNET_GETOPT_set_string, &typestring},
- {'u', "uri", "URI",
- gettext_noop ("URI to import into our zone"), 1,
- &GNUNET_GETOPT_set_string, &uri},
- {'V', "value", "VALUE",
- gettext_noop ("value of the record to add/delete"), 1,
- &GNUNET_GETOPT_set_string, &value},
- {'p', "public", NULL,
- gettext_noop ("create or list public record"), 0,
- &GNUNET_GETOPT_set_one, &public},
- {'s', "shadow", NULL,
- gettext_noop ("create shadow record (only valid if all other records of the same type have expired"), 0,
- &GNUNET_GETOPT_set_one, &shadow},
- {'z', "zone", "EGO",
- gettext_noop ("name of the ego controlling the zone"), 1,
- &GNUNET_GETOPT_set_string, &ego_name},
+ struct GNUNET_GETOPT_CommandLineOption options[] = {
+ GNUNET_GETOPT_option_flag ('a',
+ "add",
+ gettext_noop ("add record"),
+ &add),
+ GNUNET_GETOPT_option_flag ('d',
+ "delete",
+ gettext_noop ("delete record"),
+ &del),
+ GNUNET_GETOPT_option_flag ('D',
+ "display",
+ gettext_noop ("display records"),
+ &list),
+ GNUNET_GETOPT_option_string ('e',
+ "expiration",
+ "TIME",
+ gettext_noop ("expiration time for record to use (for adding only), \"never\" is possible"),
+ &expirationstring),
+ GNUNET_GETOPT_option_string ('i',
+ "nick",
+ "NICKNAME",
+ gettext_noop ("set the desired nick name for the zone"),
+ &nickstring),
+ GNUNET_GETOPT_option_flag ('m',
+ "monitor",
+ gettext_noop ("monitor changes in the namestore"),
+ &monitor),
+ GNUNET_GETOPT_option_string ('n',
+ "name",
+ "NAME",
+ gettext_noop ("name of the record to add/delete/display"),
+ &name),
+ GNUNET_GETOPT_option_string ('r',
+ "reverse",
+ "PKEY",
+ gettext_noop ("determine our name for the given PKEY"),
+ &reverse_pkey),
+ multirecord_option ('R',
+ "replace",
+ "RECORDLINE",
+ gettext_noop ("set record set to values given by (possibly multiple) RECORDLINES; can be specified multiple times"),
+ &recordset),
+ GNUNET_GETOPT_option_string ('t',
+ "type",
+ "TYPE",
+ gettext_noop ("type of the record to add/delete/display"),
+ &typestring),
+ GNUNET_GETOPT_option_string ('u',
+ "uri",
+ "URI",
+ gettext_noop ("URI to import into our zone"),
+ &uri),
+ GNUNET_GETOPT_option_string ('V',
+ "value",
+ "VALUE",
+ gettext_noop ("value of the record to add/delete"),
+ &value),
+ GNUNET_GETOPT_option_flag ('p',
+ "public",
+ gettext_noop ("create or list public record"),
+ &is_public),
+ GNUNET_GETOPT_option_flag ('s',
+ "shadow",
+ gettext_noop ("create shadow record (only valid if all other records of the same type have expired"),
+ &is_shadow),
+ GNUNET_GETOPT_option_string ('z',
+ "zone",
+ "EGO",
+ gettext_noop ("name of the ego controlling the zone"),
+ &ego_name),
GNUNET_GETOPT_OPTION_END
};
- if (GNUNET_OK != GNUNET_STRINGS_get_utf8_args (argc, argv, &argc, &argv))
+ if (GNUNET_OK !=
+ GNUNET_STRINGS_get_utf8_args (argc, argv,
+ &argc, &argv))
return 2;
- GNUNET_log_setup ("gnunet-namestore", "WARNING", NULL);
+ is_public = -1;
+ is_shadow = -1;
+ GNUNET_log_setup ("gnunet-namestore",
+ "WARNING",
+ NULL);
if (GNUNET_OK !=
- GNUNET_PROGRAM_run (argc, argv, "gnunet-namestore",
+ GNUNET_PROGRAM_run (argc,
+ argv,
+ "gnunet-namestore",
_("GNUnet zone manipulation tool"),
options,
&run, NULL))
projects / oweals / gnunet.git / blobdiff