/*
This file is part of TALER
Copyright (C) 2014-2020 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_twisted.c
* @brief testcase to test exchange's HTTP API interface
* @author Marcello Stanisci
* @author Sree Harsha Totakura
* @author Christian Grothoff
*/
#include "platform.h"
#include "taler_util.h"
#include "taler_signatures.h"
#include "taler_exchange_service.h"
#include "taler_json_lib.h"
#include
#include
#include "taler_bank_service.h"
#include "taler_fakebank_lib.h"
#include "taler_testing_lib.h"
#include "taler_twister_testing_lib.h"
#include
/**
* Configuration file we use. One (big) configuration is used
* for the various components for this test.
*/
#define CONFIG_FILE "test_exchange_api_twisted.conf"
/**
* (real) Twister URL. Used at startup time to check if it runs.
*/
static char *twister_url;
/**
* Exchange configuration data.
*/
static struct TALER_TESTING_ExchangeConfiguration ec;
/**
* Bank configuration data.
*/
static struct TALER_TESTING_BankConfiguration bc;
/**
* Twister process.
*/
static struct GNUNET_OS_Process *twisterd;
/**
* Execute the taler-exchange-wirewatch command with
* our configuration file.
*
* @param label label to use for the command.
*/
static struct TALER_TESTING_Command
CMD_EXEC_WIREWATCH (char *label)
{
return TALER_TESTING_cmd_exec_wirewatch (label, CONFIG_FILE);
}
/**
* Run wire transfer of funds from some user's account to the
* exchange.
*
* @param label label to use for the command.
* @param amount amount to transfer, i.e. "EUR:1"
* @param url exchange_url
*/
static struct TALER_TESTING_Command
CMD_TRANSFER_TO_EXCHANGE (char *label, char *amount)
{
return TALER_TESTING_cmd_admin_add_incoming (label,
amount,
&bc.exchange_auth,
bc.user42_payto);
}
/**
* Main function that will tell the interpreter what commands to
* run.
*
* @param cls closure
*/
static void
run (void *cls,
struct TALER_TESTING_Interpreter *is)
{
/**
* This batch aims to trigger the 409 Conflict
* response from a refresh-reveal operation.
*/
struct TALER_TESTING_Command refresh_409_conflict[] = {
CMD_TRANSFER_TO_EXCHANGE ("refresh-create-reserve",
"EUR:5.01"),
/**
* Make previous command effective.
*/
CMD_EXEC_WIREWATCH ("wirewatch"),
/**
* Withdraw EUR:5.
*/
TALER_TESTING_cmd_withdraw_amount ("refresh-withdraw-coin",
"refresh-create-reserve",
"EUR:5",
MHD_HTTP_OK),
TALER_TESTING_cmd_deposit ("refresh-deposit-partial",
"refresh-withdraw-coin",
0,
bc.user42_payto,
"{\"items\":[{\"name\":\"ice cream\",\
\"value\":\"EUR:1\"}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:1",
MHD_HTTP_OK),
/**
* Melt the rest of the coin's value
* (EUR:4.00 = 3x EUR:1.03 + 7x EUR:0.13) */
TALER_TESTING_cmd_melt ("refresh-melt",
"refresh-withdraw-coin",
MHD_HTTP_OK,
NULL),
/* Trigger 409 Conflict. */
TALER_TESTING_cmd_flip_upload ("flip-upload",
CONFIG_FILE,
"transfer_privs.0"),
TALER_TESTING_cmd_refresh_reveal ("refresh-(flipped-)reveal",
"refresh-melt",
MHD_HTTP_CONFLICT),
TALER_TESTING_cmd_end ()
};
/**
* NOTE: not all CMDs actually need the twister,
* so it may be better to move those into the "main"
* lib test suite.
*/
struct TALER_TESTING_Command refund[] = {
CMD_TRANSFER_TO_EXCHANGE ("create-reserve-r1",
"EUR:5.01"),
CMD_EXEC_WIREWATCH ("wirewatch-r1"),
TALER_TESTING_cmd_withdraw_amount ("withdraw-coin-r1",
"create-reserve-r1",
"EUR:5",
MHD_HTTP_OK),
TALER_TESTING_cmd_deposit ("deposit-refund-1",
"withdraw-coin-r1",
0,
bc.user42_payto,
"{\"items\":[{\"name\":\"ice cream\","
"\"value\":\"EUR:5\"}]}",
GNUNET_TIME_UNIT_MINUTES,
"EUR:5",
MHD_HTTP_OK),
TALER_TESTING_cmd_refund ("refund-currency-mismatch",
MHD_HTTP_BAD_REQUEST,
"USD:5",
"deposit-refund-1"),
TALER_TESTING_cmd_flip_upload ("flip-upload",
CONFIG_FILE,
"merchant_sig"),
TALER_TESTING_cmd_refund ("refund-bad-sig",
MHD_HTTP_FORBIDDEN,
"EUR:5",
"deposit-refund-1"),
/* This next deposit CMD is only used to provide a
* good merchant signature to the next (failing) refund
* operations. */
TALER_TESTING_cmd_deposit ("deposit-refund-to-fail",
"withdraw-coin-r1",
0, /* coin index. */
bc.user42_payto,
/* This parameter will make any comparison about
h_contract_terms fail, when /refund will be handled.
So in other words, this is h_contract mismatch. */
"{\"items\":[{\"name\":\"ice skate\","
"\"value\":\"EUR:5\"}]}",
GNUNET_TIME_UNIT_MINUTES,
"EUR:5",
MHD_HTTP_CONFLICT),
TALER_TESTING_cmd_refund ("refund-deposit-not-found",
MHD_HTTP_NOT_FOUND,
"EUR:5",
"deposit-refund-to-fail"),
TALER_TESTING_cmd_refund ("refund-insufficient-funds",
MHD_HTTP_PRECONDITION_FAILED,
"EUR:50",
"deposit-refund-1"),
TALER_TESTING_cmd_end ()
};
/**
* Test that we don't get errors when the keys from the exchange
* are out of date.
*/
struct TALER_TESTING_Command expired_keys[] = {
TALER_TESTING_cmd_modify_header_dl ("modify-expiration",
CONFIG_FILE,
MHD_HTTP_HEADER_EXPIRES,
"Wed, 19 Jan 586524 08:01:49 GMT"),
TALER_TESTING_cmd_check_keys_pull_all_keys (
"check-keys-expiration-0",
2,
5),
/**
* Run some normal commands after this to make sure everything is fine.
*/
CMD_TRANSFER_TO_EXCHANGE ("create-reserve-r2",
"EUR:55.01"),
CMD_EXEC_WIREWATCH ("wirewatch-r2"),
TALER_TESTING_cmd_withdraw_amount ("withdraw-coin-r2",
"create-reserve-r2",
"EUR:5",
MHD_HTTP_OK),
TALER_TESTING_cmd_end ()
};
struct TALER_TESTING_Command commands[] = {
TALER_TESTING_cmd_batch ("refresh-reveal-409-conflict",
refresh_409_conflict),
TALER_TESTING_cmd_batch ("refund",
refund),
TALER_TESTING_cmd_batch ("expired-keys",
expired_keys),
TALER_TESTING_cmd_end ()
};
TALER_TESTING_run_with_fakebank (is,
commands,
bc.exchange_auth.wire_gateway_url);
}
/**
* Kill, wait, and destroy convenience function.
*
* @param process process to purge.
*/
static void
purge_process (struct GNUNET_OS_Process *process)
{
GNUNET_OS_process_kill (process, SIGINT);
GNUNET_OS_process_wait (process);
GNUNET_OS_process_destroy (process);
}
int
main (int argc,
char *const *argv)
{
unsigned int ret;
/* These environment variables get in the way... */
unsetenv ("XDG_DATA_HOME");
unsetenv ("XDG_CONFIG_HOME");
GNUNET_log_setup ("test-exchange-api-twisted",
"DEBUG", NULL);
if (GNUNET_OK !=
TALER_TESTING_prepare_fakebank (CONFIG_FILE,
"exchange-account-2",
&bc))
return 77;
if (NULL == (twister_url = TALER_TWISTER_prepare_twister
(CONFIG_FILE)))
return 77;
TALER_TESTING_cleanup_files (CONFIG_FILE);
switch (TALER_TESTING_prepare_exchange (CONFIG_FILE,
GNUNET_YES,
&ec))
{
case GNUNET_SYSERR:
GNUNET_break (0);
return 1;
case GNUNET_NO:
return 77;
case GNUNET_OK:
if (NULL == (twisterd = TALER_TWISTER_run_twister (CONFIG_FILE)))
return 77;
ret = TALER_TESTING_setup_with_exchange (&run,
NULL,
CONFIG_FILE);
purge_process (twisterd);
GNUNET_free (twister_url);
if (GNUNET_OK != ret)
return 1;
break;
default:
GNUNET_break (0);
return 1;
}
return 0;
}
/* end of test_exchange_api_twisted.c */