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/*
This file is part of TALER
Copyright (C) 2014, 2015, 2016 GNUnet e.V. and INRIA
TALER is free software; you can redistribute it and/or modify it under the
terms of the GNU Lesser General Public License as published by the Free Software
Foundation; either version 2.1, 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 Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public License along with
TALER; see the file COPYING.LGPL. If not, If not, see <http://www.gnu.org/licenses/>
*/
/**
* @file src/benchmark/taler-exchange-benchmark.c
* @brief exchange's benchmark
* @author Marcello Stanisci
*/
#include "platform.h"
#include <taler/taler_util.h>
#include <taler/taler_signatures.h>
#include <taler/taler_exchange_service.h>
#include <taler/taler_json_lib.h>
#include <gnunet/gnunet_util_lib.h>
#include <gnunet/gnunet_curl_lib.h>
#include <microhttpd.h>
/**
* How many coins the benchmark should operate on
*/
static unsigned int pool_size = 100000;
/**
* Context for running the #ctx's event loop.
*/
static struct GNUNET_CURL_RescheduleContext *rc;
/**
* Benchmark's task
*/
struct GNUNET_SCHEDULER_Task *benchmark_task;
/**
* Main execution context for the main loop of the exchange.
*/
static struct GNUNET_CURL_Context *ctx;
/**
* Handle to access the exchange.
*/
static struct TALER_EXCHANGE_Handle *exchange;
/**
* URI under which the exchange is reachable during the benchmark.
*/
#define EXCHANGE_URI "http://localhost:8081"
/**
* Run the main interpreter loop that performs exchange operations.
*
* @param cls contains the `struct InterpreterState`
*/
static void
benchmark_run (void *cls)
{
GNUNET_log (GNUNET_ERROR_TYPE_INFO, "benchmark_run() invoked\n");
}
/**
* Functions of this type are called to provide the retrieved signing and
* denomination keys of the exchange. No TALER_EXCHANGE_*() functions should be called
* in this callback.
*
* @param cls closure
* @param keys information about keys of the exchange
*/
static void
cert_cb (void *cls,
const struct TALER_EXCHANGE_Keys *keys)
{
/* check that keys is OK */
#define ERR(cond) do { if(!(cond)) break; GNUNET_break (0); GNUNET_SCHEDULER_shutdown(); return; } while (0)
ERR (NULL == keys);
ERR (0 == keys->num_sign_keys);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Read %u signing keys\n",
keys->num_sign_keys);
ERR (0 == keys->num_denom_keys);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG,
"Read %u denomination keys\n",
keys->num_denom_keys);
#undef ERR
/* run actual tests via interpreter-loop */
GNUNET_log (GNUNET_ERROR_TYPE_INFO,
"Certificate callback invoked, invoking benchmark_run()\n");
benchmark_task = GNUNET_SCHEDULER_add_now (&benchmark_run,
NULL);
}
/**
* Function run when the test terminates (good or bad).
* Cleans up our state.
*
* @param cls the interpreter state.
*/
static void
do_shutdown (void *cls)
{
if (NULL != exchange)
{
TALER_EXCHANGE_disconnect (exchange);
exchange = NULL;
}
if (NULL != ctx)
{
GNUNET_CURL_fini (ctx);
ctx = NULL;
}
if (NULL != rc)
{
GNUNET_CURL_gnunet_rc_destroy (rc);
rc = NULL;
}
}
/**
* Main function that will be run by the scheduler.
*
* @param cls closure
*/
static void
run (void *cls)
{
GNUNET_log (GNUNET_ERROR_TYPE_INFO, "running run()\n");
ctx = GNUNET_CURL_init (&GNUNET_CURL_gnunet_scheduler_reschedule,
&rc);
GNUNET_assert (NULL != ctx);
rc = GNUNET_CURL_gnunet_rc_create (ctx);
exchange = TALER_EXCHANGE_connect (ctx,
EXCHANGE_URI,
&cert_cb, NULL,
TALER_EXCHANGE_OPTION_END);
GNUNET_assert (NULL != exchange);
GNUNET_log (GNUNET_ERROR_TYPE_DEBUG, "connected to exchange\n");
GNUNET_SCHEDULER_add_shutdown (&do_shutdown, NULL);
}
int
main (int argc,
char * const *argv)
{
/**
* 1 Pool's size as an option: DONE
* 2 Connection to the exchange: DONE, NOT TESTED
* 3 Allocation of large enough memory
* 4 Withdraw
*/
GNUNET_log_setup ("taler-exchange-benchmark",
"WARNING",
NULL);
const struct GNUNET_GETOPT_CommandLineOption options[] = {
{'s', "pool-size", NULL,
"How many coins this benchmark should instantiate", GNUNET_YES,
&GNUNET_GETOPT_set_uint, &pool_size}
};
GNUNET_assert (GNUNET_SYSERR !=
GNUNET_GETOPT_run ("taler-exchange-benchmark",
options, argc, argv));
GNUNET_SCHEDULER_run (&run, NULL);
}
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