/*
This file is part of TALER
Copyright (C) 2014--2023 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
*/
/**
* @file testing/test_exchange_api_revocation.c
* @brief testcase to test key revocation handling via the exchange's HTTP API interface
* @author Sree Harsha Totakura
* @author Christian Grothoff
* @author Marcello Stanisci
*/
#include "platform.h"
#include "taler_util.h"
#include "taler_signatures.h"
#include "taler_exchange_service.h"
#include "taler_json_lib.h"
#include
#include
#include
#include "taler_bank_service.h"
#include "taler_fakebank_lib.h"
#include "taler_testing_lib.h"
/**
* Configuration file we use. One (big) configuration is used
* for the various components for this test.
*/
static char *config_file;
/**
* Our credentials.
*/
static struct TALER_TESTING_Credentials cred;
/**
* Main function that will tell the interpreter what commands to
* run.
*
* @param cls closure
*/
static void
run (void *cls,
struct TALER_TESTING_Interpreter *is)
{
struct TALER_TESTING_Command revocation[] = {
TALER_TESTING_cmd_run_fakebank ("run-fakebank",
cred.cfg,
"exchange-account-2"),
TALER_TESTING_cmd_system_start ("start-taler",
config_file,
"-e",
NULL),
TALER_TESTING_cmd_get_exchange ("get-exchange",
cred.cfg,
NULL,
true,
true),
/**
* Fill reserve with EUR:10.02, as withdraw fee is 1 ct per
* config.
*/
TALER_TESTING_cmd_admin_add_incoming ("create-reserve-1",
"EUR:10.02",
&cred.ba,
cred.user42_payto),
TALER_TESTING_cmd_check_bank_admin_transfer ("check-create-reserve-1",
"EUR:10.02",
cred.user42_payto,
cred.exchange_payto,
"create-reserve-1"),
/**
* Run wire-watch to trigger the reserve creation.
*/
TALER_TESTING_cmd_exec_wirewatch2 ("wirewatch-4",
config_file,
"exchange-account-2"),
/* Withdraw a 5 EUR coin, at fee of 1 ct */
TALER_TESTING_cmd_withdraw_amount ("withdraw-revocation-coin-1",
"create-reserve-1",
"EUR:5",
0, /* age restriction off */
MHD_HTTP_OK),
/* Withdraw another 5 EUR coin, at fee of 1 ct */
TALER_TESTING_cmd_withdraw_amount ("withdraw-revocation-coin-2",
"create-reserve-1",
"EUR:5",
0, /* age restriction off */
MHD_HTTP_OK),
/* Try to partially spend (deposit) 1 EUR of the 5 EUR coin (in full)
* (merchant would receive EUR:0.99 due to 1 ct deposit fee) *///
TALER_TESTING_cmd_deposit ("deposit-partial",
"withdraw-revocation-coin-1",
0,
cred.user42_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":\"EUR:1\"}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:1",
MHD_HTTP_OK),
/* Deposit another coin in full */
TALER_TESTING_cmd_deposit ("deposit-full",
"withdraw-revocation-coin-2",
0,
cred.user42_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":\"EUR:5\"}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:5",
MHD_HTTP_OK),
/**
* Melt SOME of the rest of the coin's value
* (EUR:3.17 = 3x EUR:1.03 + 7x EUR:0.13)
*/
TALER_TESTING_cmd_melt ("refresh-melt-1",
"withdraw-revocation-coin-1",
MHD_HTTP_OK,
NULL),
/**
* Complete (successful) melt operation, and withdraw the coins
*/
TALER_TESTING_cmd_refresh_reveal ("refresh-reveal-1",
"refresh-melt-1",
MHD_HTTP_OK),
/* Try to recoup before it's allowed */
TALER_TESTING_cmd_recoup_refresh ("recoup-not-allowed",
MHD_HTTP_GONE,
"refresh-reveal-1#0",
"refresh-melt-1",
"EUR:0.1"),
/* Make refreshed coin invalid */
TALER_TESTING_cmd_revoke ("revoke-2-EUR:5",
MHD_HTTP_OK,
"refresh-melt-1",
config_file),
/* Also make fully spent coin invalid (should be same denom) */
TALER_TESTING_cmd_revoke ("revoke-2-EUR:5",
MHD_HTTP_OK,
"withdraw-revocation-coin-2",
config_file),
/* Refund fully spent coin (which should fail) */
TALER_TESTING_cmd_recoup ("recoup-fully-spent",
MHD_HTTP_CONFLICT,
"withdraw-revocation-coin-2",
"EUR:0.1"),
/* Refund coin to original coin */
TALER_TESTING_cmd_recoup_refresh ("recoup-1a",
MHD_HTTP_OK,
"refresh-reveal-1#0",
"refresh-melt-1",
"EUR:1"),
TALER_TESTING_cmd_recoup_refresh ("recoup-1b",
MHD_HTTP_OK,
"refresh-reveal-1#1",
"refresh-melt-1",
"EUR:1"),
TALER_TESTING_cmd_recoup_refresh ("recoup-1c",
MHD_HTTP_OK,
"refresh-reveal-1#2",
"refresh-melt-1",
"EUR:1"),
/* Repeat recoup to test idempotency */
TALER_TESTING_cmd_recoup_refresh ("recoup-1c",
MHD_HTTP_OK,
"refresh-reveal-1#2",
"refresh-melt-1",
"EUR:1"),
TALER_TESTING_cmd_recoup_refresh ("recoup-1c",
MHD_HTTP_OK,
"refresh-reveal-1#2",
"refresh-melt-1",
"EUR:1"),
TALER_TESTING_cmd_recoup_refresh ("recoup-1c",
MHD_HTTP_OK,
"refresh-reveal-1#2",
"refresh-melt-1",
"EUR:1"),
TALER_TESTING_cmd_recoup_refresh ("recoup-1c",
MHD_HTTP_OK,
"refresh-reveal-1#2",
"refresh-melt-1",
"EUR:1"),
/* Now we have EUR:3.83 EUR back after 3x EUR:1 in recoups */
/* Melt original coin AGAIN, but only create one 0.1 EUR coin;
This costs EUR:0.03 in refresh and EUR:01 in withdraw fees,
leaving EUR:3.69. */
TALER_TESTING_cmd_melt ("refresh-melt-2",
"withdraw-revocation-coin-1",
MHD_HTTP_OK,
"EUR:0.1",
NULL),
/**
* Complete (successful) melt operation, and withdraw the coins
*/
TALER_TESTING_cmd_refresh_reveal ("refresh-reveal-2",
"refresh-melt-2",
MHD_HTTP_OK),
/* Revokes refreshed EUR:0.1 coin */
TALER_TESTING_cmd_revoke ("revoke-3-EUR:0.1",
MHD_HTTP_OK,
"refresh-reveal-2",
config_file),
/* Revoke also original coin denomination */
TALER_TESTING_cmd_revoke ("revoke-4-EUR:5",
MHD_HTTP_OK,
"withdraw-revocation-coin-1",
config_file),
/* Refund coin EUR:0.1 to original coin, creating zombie! */
TALER_TESTING_cmd_recoup_refresh ("recoup-2",
MHD_HTTP_OK,
"refresh-reveal-2",
"refresh-melt-2",
"EUR:0.1"),
/* Due to recoup, original coin is now at EUR:3.79 */
/* Refund original (now zombie) coin to reserve */
TALER_TESTING_cmd_recoup ("recoup-3",
MHD_HTTP_OK,
"withdraw-revocation-coin-1",
"EUR:3.79"),
/* Check the money is back with the reserve */
TALER_TESTING_cmd_status ("recoup-reserve-status-1",
"create-reserve-1",
"EUR:3.79",
MHD_HTTP_OK),
TALER_TESTING_cmd_end ()
};
(void) cls;
TALER_TESTING_run (is,
revocation);
}
int
main (int argc,
char *const *argv)
{
(void) argc;
{
char *cipher;
cipher = GNUNET_STRINGS_get_suffix_from_binary_name (argv[0]);
GNUNET_assert (NULL != cipher);
GNUNET_asprintf (&config_file,
"test_exchange_api-%s.conf",
cipher);
GNUNET_free (cipher);
}
return TALER_TESTING_main (argv,
"INFO",
config_file,
"exchange-account-2",
TALER_TESTING_BS_FAKEBANK,
&cred,
&run,
NULL);
}
/* end of test_exchange_api_revocation.c */