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/*
This file is part of TALER
Copyright (C) 2016-2022 Taler Systems SA
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 bank-lib/taler-fakebank-run.c
* @brief Launch the fakebank, for testing the fakebank itself.
* @author Marcello Stanisci
* @author Christian Grothoff
*/
#include "platform.h"
#include "taler_fakebank_lib.h"
#include "taler_mhd_lib.h"
/**
* Number of threads to use (-n)
*/
static unsigned int num_threads;
/**
* Force connection close after each request (-C)
*/
static int connection_close;
/**
* Global return value.
*/
static int ret;
/**
* Handle for the service.
*/
static struct TALER_FAKEBANK_Handle *fb;
/**
* Keepalive task in multi-threaded mode.
*/
static struct GNUNET_SCHEDULER_Task *keepalive;
/**
* Amount to credit an account with on /register.
*/
static struct TALER_Amount signup_bonus;
/**
* Stop the process.
*
* @param cls NULL
*/
static void
do_shutdown (void *cls)
{
(void) cls;
TALER_FAKEBANK_stop (fb);
fb = NULL;
if (NULL != keepalive)
{
GNUNET_SCHEDULER_cancel (keepalive);
keepalive = NULL;
}
}
/**
* Task that should never be run.
*
* @param cls NULL
*/
static void
keepalive_task (void *cls)
{
(void) cls;
GNUNET_assert (0);
}
/**
* 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
run (void *cls,
char *const *args,
const char *cfgfile,
const struct GNUNET_CONFIGURATION_Handle *cfg)
{
unsigned long long port = 8082;
unsigned long long ram = 1024 * 128; /* 128 k entries */
char *currency_string;
char *hostname;
char *exchange_url;
(void) cls;
(void) args;
(void) cfgfile;
if (GNUNET_OK !=
TALER_config_get_currency (cfg,
¤cy_string))
{
ret = EXIT_NOTCONFIGURED;
return;
}
if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_number (cfg,
"bank",
"HTTP_PORT",
&port))
{
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Listening on default port %llu\n",
port);
}
if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_string (cfg,
"bank",
"SUGGESTED_EXCHANGE",
&exchange_url))
{
/* no suggested exchange */
exchange_url = NULL;
}
if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_string (cfg,
"bank",
"HOSTNAME",
&hostname))
{
hostname = GNUNET_strdup ("localhost");
}
if (GNUNET_OK !=
GNUNET_CONFIGURATION_get_value_number (cfg,
"bank",
"RAM_LIMIT",
&ram))
{
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Maximum transaction history in RAM set to default of %llu\n",
ram);
}
{
enum TALER_MHD_GlobalOptions go;
go = TALER_MHD_GO_NONE;
if (0 != connection_close)
go |= TALER_MHD_GO_FORCE_CONNECTION_CLOSE;
TALER_MHD_setup (go);
}
if (GNUNET_OK !=
TALER_amount_is_valid (&signup_bonus))
{
GNUNET_assert (GNUNET_OK ==
TALER_amount_set_zero (currency_string,
&signup_bonus));
}
if (0 != strcmp (currency_string,
signup_bonus.currency))
{
fprintf (stderr,
"Signup bonus and main currency do not match\n");
ret = EXIT_INVALIDARGUMENT;
return;
}
fb = TALER_FAKEBANK_start3 (hostname,
(uint16_t) port,
exchange_url,
currency_string,
ram,
num_threads,
&signup_bonus);
GNUNET_free (hostname);
GNUNET_free (exchange_url);
GNUNET_free (currency_string);
if (NULL == fb)
{
GNUNET_break (0);
ret = EXIT_FAILURE;
return;
}
keepalive = GNUNET_SCHEDULER_add_delayed (GNUNET_TIME_UNIT_FOREVER_REL,
&keepalive_task,
NULL);
GNUNET_SCHEDULER_add_shutdown (&do_shutdown,
NULL);
ret = EXIT_SUCCESS;
}
/**
* The main function.
*
* @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)
{
const struct GNUNET_GETOPT_CommandLineOption options[] = {
GNUNET_GETOPT_option_flag ('C',
"connection-close",
"force HTTP connections to be closed after each request",
&connection_close),
GNUNET_GETOPT_option_uint ('n',
"num-threads",
"NUM_THREADS",
"size of the thread pool",
&num_threads),
TALER_getopt_get_amount ('s',
"signup-bonus",
"AMOUNT",
"amount to credit newly registered account (created out of thin air)",
&signup_bonus),
GNUNET_GETOPT_OPTION_END
};
enum GNUNET_GenericReturnValue iret;
iret = GNUNET_PROGRAM_run (argc, argv,
"taler-fakebank-run",
"Runs the fakebank",
options,
&run,
NULL);
if (GNUNET_SYSERR == iret)
return EXIT_INVALIDARGUMENT;
if (GNUNET_NO == iret)
return EXIT_SUCCESS;
return ret;
}
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