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/*
This file is part of TALER
Copyright (C) 2014, 2015, 2018 GNUnet e.V.
TALER 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.
TALER 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.
You should have received a copy of the GNU General Public License along with
TALER; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
* @file taler-auditor-exchange.c
* @brief Tool used by the auditor to add or remove the exchange's master key
* to its database.
* @author Christian Grothoff
*/
#include <platform.h>
#include "taler_exchangedb_lib.h"
#include "taler_auditordb_lib.h"
/**
* URL of the exchange.
*/
static char *exchange_url;
/**
* Master public key of the exchange.
*/
static struct TALER_MasterPublicKeyP master_public_key;
/**
* Our configuration.
*/
static struct GNUNET_CONFIGURATION_Handle *cfg;
/**
* Handle to access the auditor's database.
*/
static struct TALER_AUDITORDB_Plugin *adb;
/**
* -r option given.
*/
static int remove_flag;
/**
* The main function of the taler-auditor-exchange tool. This tool is used
* to add (or remove) an exchange's master key and base URL to the auditor's
* database.
*
* @param argc number of arguments from the command line
* @param argv command line arguments
* @return 0 ok, 1 on error
*/
int
main (int argc,
char *const *argv)
{
char *cfgfile = NULL;
const struct GNUNET_GETOPT_CommandLineOption options[] = {
GNUNET_GETOPT_option_cfgfile (&cfgfile),
GNUNET_GETOPT_option_help ("Add or remove exchange to list of audited exchanges"),
GNUNET_GETOPT_option_mandatory
(GNUNET_GETOPT_option_base32_auto ('m',
"exchange-key",
"KEY",
"public key of the exchange (Crockford base32 encoded)",
&master_public_key)),
GNUNET_GETOPT_option_mandatory
(GNUNET_GETOPT_option_string ('u',
"exchange-url",
"URL",
"base URL of the exchange",
&exchange_url)),
GNUNET_GETOPT_option_flag ('r',
"remove",
"remove the exchange's key (default is to add)",
&remove_flag),
GNUNET_GETOPT_option_version (VERSION "-" VCS_VERSION),
GNUNET_GETOPT_OPTION_END
};
GNUNET_assert (GNUNET_OK ==
GNUNET_log_setup ("taler-auditor-exchange",
"WARNING",
NULL));
if (GNUNET_GETOPT_run ("taler-auditor-exchange",
options,
argc, argv) < 0)
return 1;
cfg = GNUNET_CONFIGURATION_create ();
if (GNUNET_SYSERR ==
GNUNET_CONFIGURATION_load (cfg,
cfgfile))
{
GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
_("Malformed configuration file `%s', exit ...\n"),
cfgfile);
GNUNET_free_non_null (cfgfile);
return 1;
}
GNUNET_free_non_null (cfgfile);
if (NULL ==
(adb = TALER_AUDITORDB_plugin_load (cfg)))
{
fprintf (stderr,
"Failed to initialize auditor database plugin.\n");
return 3;
}
/* Create required tables */
if (GNUNET_OK !=
adb->create_tables (adb->cls))
{
fprintf (stderr,
"Failed to create tables in auditor's database\n");
TALER_AUDITORDB_plugin_unload (adb);
return 3;
}
/* Update DB */
{
enum GNUNET_DB_QueryStatus qs;
struct TALER_AUDITORDB_Session *session;
session = adb->get_session (adb->cls);
if (NULL == session)
{
fprintf (stderr,
"Failed to initialize database session\n");
TALER_AUDITORDB_plugin_unload (adb);
return 3;
}
if (remove_flag)
{
qs = adb->delete_exchange (adb->cls,
session,
&master_public_key);
}
else
{
qs = adb->insert_exchange (adb->cls,
session,
&master_public_key,
exchange_url);
}
if (0 > qs)
{
fprintf (stderr,
"Failed to update auditor DB (%d)\n",
qs);
TALER_AUDITORDB_plugin_unload (adb);
return 3;
}
}
TALER_AUDITORDB_plugin_unload (adb);
return 0;
}
/* end of taler-auditor-exchange.c */
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