/* 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 lib/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 #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_refresh_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-missmatch", MHD_HTTP_PRECONDITION_FAILED, "USD:5", "USD:0.01", "deposit-refund-1"), TALER_TESTING_cmd_refund ("refund-fee-above-amount", MHD_HTTP_BAD_REQUEST, "EUR:5", "EUR:10", "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", "EUR:0.01", "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 missmatch. */ "{\"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", "EUR:0.01", "deposit-refund-to-fail"), TALER_TESTING_cmd_refund ("refund-insufficient-funds", MHD_HTTP_PRECONDITION_FAILED, "EUR:50", "EUR:0.01", "deposit-refund-1"), TALER_TESTING_cmd_refund ("refund-fee-too-low", MHD_HTTP_BAD_REQUEST, "EUR:5", "EUR:0.000001", "deposit-refund-1"), 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_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, "account-2", &bc)) return 77; if (NULL == (twister_url = TALER_TESTING_prepare_twister (CONFIG_FILE))) return 77; TALER_TESTING_cleanup_files (CONFIG_FILE); switch (TALER_TESTING_prepare_exchange (CONFIG_FILE, &ec)) { case GNUNET_SYSERR: GNUNET_break (0); return 1; case GNUNET_NO: return 77; case GNUNET_OK: if (NULL == (twisterd = TALER_TESTING_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 */