/*
This file is part of TALER
Copyright (C) 2014--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
*/
/**
* @file testing/test_exchange_api.c
* @brief testcase to test 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"
#include "taler_extensions.h"
/**
* Configuration file we use. One (big) configuration is used
* for the various components for this test.
*/
static char *config_file;
/**
* Special configuration file to use when we want reserves
* to expire 'immediately'.
*/
static char *config_file_expire_reserve_now;
/**
* Exchange configuration data.
*/
static struct TALER_TESTING_ExchangeConfiguration ec;
/**
* Bank configuration data.
*/
static struct TALER_TESTING_BankConfiguration bc;
/**
* Some tests behave differently when using CS as we cannot
* re-use the coin private key for different denominations
* due to the derivation of it with the /csr values. Hence
* some tests behave differently in CS mode, hence this
* flag.
*/
static bool uses_cs;
/**
* Execute the taler-exchange-wirewatch command with
* our configuration file.
*
* @param label label to use for the command.
*/
#define CMD_EXEC_WIREWATCH(label) \
TALER_TESTING_cmd_exec_wirewatch (label, config_file)
/**
* Execute the taler-exchange-aggregator, closer and transfer commands with
* our configuration file.
*
* @param label label to use for the command.
*/
#define CMD_EXEC_AGGREGATOR(label) \
TALER_TESTING_cmd_exec_aggregator (label "-aggregator", config_file), \
TALER_TESTING_cmd_exec_transfer (label "-transfer", 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"
*/
#define CMD_TRANSFER_TO_EXCHANGE(label,amount) \
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
* @param is interpreter we use to run commands
*/
static void
run (void *cls,
struct TALER_TESTING_Interpreter *is)
{
/**
* Checks made against /wire response.
*/
struct TALER_TESTING_Command wire[] = {
/**
* Check if 'x-taler-bank' wire method is offered
* by the exchange.
*/
TALER_TESTING_cmd_wire ("wire-taler-bank-1",
"x-taler-bank",
NULL,
MHD_HTTP_OK),
TALER_TESTING_cmd_end ()
};
/**
* Test withdrawal plus spending.
*/
struct TALER_TESTING_Command withdraw[] = {
/**
* Move money to the exchange's bank account.
*/
CMD_TRANSFER_TO_EXCHANGE ("create-reserve-1",
"EUR:6.02"),
TALER_TESTING_cmd_check_bank_admin_transfer ("check-create-reserve-1",
"EUR:6.02",
bc.user42_payto,
bc.exchange_payto,
"create-reserve-1"),
/**
* Make a reserve exist, according to the previous
* transfer.
*/
CMD_EXEC_WIREWATCH ("wirewatch-1"),
/**
* Withdraw EUR:5.
*/
TALER_TESTING_cmd_withdraw_amount ("withdraw-coin-1",
"create-reserve-1",
"EUR:5",
0, /* age restriction off */
MHD_HTTP_OK),
/**
* Withdraw EUR:1 using the SAME private coin key as for the previous coin
* (in violation of the specification, to be detected on spending!).
* However, note that this does NOT work with 'CS', as for a different
* denomination we get different R0/R1 values from the exchange, and
* thus will generate a different coin private key as R0/R1 are hashed
* into the coin priv. So here, we fail to 'reuse' the key due to the
* cryptographic construction!
*/
TALER_TESTING_cmd_withdraw_amount_reuse_key ("withdraw-coin-1x",
"create-reserve-1",
"EUR:1",
0, /* age restriction off */
"withdraw-coin-1",
MHD_HTTP_OK),
/**
* Check the reserve is depleted.
*/
TALER_TESTING_cmd_status ("status-1",
"create-reserve-1",
"EUR:0",
MHD_HTTP_OK),
/*
* Try to overdraw.
*/
TALER_TESTING_cmd_withdraw_amount ("withdraw-coin-2",
"create-reserve-1",
"EUR:5",
0, /* age restriction off */
MHD_HTTP_CONFLICT),
TALER_TESTING_cmd_end ()
};
struct TALER_TESTING_Command spend[] = {
/**
* Spend the coin.
*/
TALER_TESTING_cmd_deposit ("deposit-simple",
"withdraw-coin-1",
0,
bc.user42_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":1}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:5",
MHD_HTTP_OK),
TALER_TESTING_cmd_deposit_replay ("deposit-simple-replay",
"deposit-simple",
MHD_HTTP_OK),
/* This creates a conflict, as we have the same coin public key (reuse!),
but different denomination public keys (which is not allowed).
However, note that this does NOT work with 'CS', as for a different
denomination we get different R0/R1 values from the exchange, and
thus will generate a different coin private key as R0/R1 are hashed
into the coin priv. So here, we fail to 'reuse' the key due to the
cryptographic construction! */
TALER_TESTING_cmd_deposit ("deposit-reused-coin-key-failure",
"withdraw-coin-1x",
0,
bc.user42_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":1}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:1",
uses_cs
? MHD_HTTP_OK
: MHD_HTTP_CONFLICT),
/**
* Try to double spend using different wire details.
*/
TALER_TESTING_cmd_deposit ("deposit-double-1",
"withdraw-coin-1",
0,
bc.user43_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":1}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:5",
MHD_HTTP_CONFLICT),
/* Try to double spend using a different transaction id.
* The test needs the contract terms to differ. This
* is currently the case because of the "timestamp" field,
* which is set automatically by #TALER_TESTING_cmd_deposit().
* This could theoretically fail if at some point a deposit
* command executes in less than 1 ms. *///
TALER_TESTING_cmd_deposit ("deposit-double-1",
"withdraw-coin-1",
0,
bc.user43_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":1}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:5",
MHD_HTTP_CONFLICT),
/**
* Try to double spend with different proposal.
*/
TALER_TESTING_cmd_deposit ("deposit-double-2",
"withdraw-coin-1",
0,
bc.user43_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":2}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:5",
MHD_HTTP_CONFLICT),
TALER_TESTING_cmd_end ()
};
struct TALER_TESTING_Command refresh[] = {
/**
* Try to melt the coin that shared the private key with another
* coin (should fail). Note that in the CS-case, we fail also
* with MHD_HTTP_CONFLICT, but for a different reason: here it
* is not a denomination conflict, but a double-spending conflict.
*/
TALER_TESTING_cmd_melt ("refresh-melt-reused-coin-key-failure",
"withdraw-coin-1x",
MHD_HTTP_CONFLICT,
NULL),
/* Fill reserve with EUR:5, 1ct is for fees. */
CMD_TRANSFER_TO_EXCHANGE ("refresh-create-reserve-1",
"EUR:5.01"),
TALER_TESTING_cmd_check_bank_admin_transfer ("ck-refresh-create-reserve-1",
"EUR:5.01",
bc.user42_payto,
bc.exchange_payto,
"refresh-create-reserve-1"),
/**
* Make previous command effective.
*/
CMD_EXEC_WIREWATCH ("wirewatch-2"),
/**
* Withdraw EUR:5.
*/
TALER_TESTING_cmd_withdraw_amount ("refresh-withdraw-coin-1",
"refresh-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 ("refresh-deposit-partial",
"refresh-withdraw-coin-1",
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_double ("refresh-melt-1",
"refresh-withdraw-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),
/**
* Do it again to check idempotency
*/
TALER_TESTING_cmd_refresh_reveal ("refresh-reveal-1-idempotency",
"refresh-melt-1",
MHD_HTTP_OK),
/**
* Test that /refresh/link works
*/
TALER_TESTING_cmd_refresh_link ("refresh-link-1",
"refresh-reveal-1",
MHD_HTTP_OK),
/**
* Try to spend a refreshed EUR:1 coin
*/
TALER_TESTING_cmd_deposit ("refresh-deposit-refreshed-1a",
"refresh-reveal-1-idempotency",
0,
bc.user42_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":3}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:1",
MHD_HTTP_OK),
/**
* Try to spend a refreshed EUR:0.1 coin
*/
TALER_TESTING_cmd_deposit ("refresh-deposit-refreshed-1b",
"refresh-reveal-1",
3,
bc.user43_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":3}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:0.1",
MHD_HTTP_OK),
/* Test running a failing melt operation (same operation
* again must fail) */
TALER_TESTING_cmd_melt ("refresh-melt-failing",
"refresh-withdraw-coin-1",
MHD_HTTP_CONFLICT,
NULL),
/* Test running a failing melt operation (on a coin that
was itself revealed and subsequently deposited) */
TALER_TESTING_cmd_melt ("refresh-melt-failing-2",
"refresh-reveal-1",
MHD_HTTP_CONFLICT,
NULL),
TALER_TESTING_cmd_end ()
};
/**
* Test withdrawal with age restriction. Success is expected, so it MUST be
* called _after_ TALER_TESTING_cmd_exec_offline_sign_extensions is called,
* i. e. age restriction is activated in the exchange!
*
* TODO: create a test that tries to withdraw coins with age restriction but
* (expectedly) fails because the exchange doesn't support age restriction
* yet.
*/
struct TALER_TESTING_Command withdraw_age[] = {
/**
* Move money to the exchange's bank account.
*/
CMD_TRANSFER_TO_EXCHANGE ("create-reserve-age",
"EUR:6.01"),
TALER_TESTING_cmd_check_bank_admin_transfer ("check-create-reserve-age",
"EUR:6.01",
bc.user42_payto,
bc.exchange_payto,
"create-reserve-age"),
/**
* Make a reserve exist, according to the previous
* transfer.
*/
CMD_EXEC_WIREWATCH ("wirewatch-age"),
/**
* Withdraw EUR:5.
*/
TALER_TESTING_cmd_withdraw_amount ("withdraw-coin-age-1",
"create-reserve-age",
"EUR:5",
13,
MHD_HTTP_OK),
TALER_TESTING_cmd_end ()
};
struct TALER_TESTING_Command spend_age[] = {
/**
* Spend the coin.
*/
TALER_TESTING_cmd_deposit ("deposit-simple-age",
"withdraw-coin-age-1",
0,
bc.user42_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":1}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:4.99",
MHD_HTTP_OK),
TALER_TESTING_cmd_deposit_replay ("deposit-simple-replay-age",
"deposit-simple-age",
MHD_HTTP_OK),
TALER_TESTING_cmd_end ()
};
struct TALER_TESTING_Command track[] = {
/* Try resolving a deposit's WTID, as we never triggered
* execution of transactions, the answer should be that
* the exchange knows about the deposit, but has no WTID yet.
*///
TALER_TESTING_cmd_track_transaction ("deposit-wtid-found",
"deposit-simple",
0,
MHD_HTTP_ACCEPTED,
NULL),
/* Try resolving a deposit's WTID for a failed deposit.
* As the deposit failed, the answer should be that the
* exchange does NOT know about the deposit.
*/
TALER_TESTING_cmd_track_transaction ("deposit-wtid-failing",
"deposit-double-2",
0,
MHD_HTTP_NOT_FOUND,
NULL),
/* Try resolving an undefined (all zeros) WTID; this
* should fail as obviously the exchange didn't use that
* WTID value for any transaction.
*/
TALER_TESTING_cmd_track_transfer_empty ("wire-deposit-failing",
NULL,
MHD_HTTP_NOT_FOUND),
TALER_TESTING_cmd_sleep ("sleep-before-aggregator",
1),
/* Run transfers. Note that _actual_ aggregation will NOT
* happen here, as each deposit operation is run with a
* fresh merchant public key, so the aggregator will treat
* them as "different" merchants and do the wire transfers
* individually. *///
CMD_EXEC_AGGREGATOR ("run-aggregator"),
/**
* Check all the transfers took place.
*/
TALER_TESTING_cmd_check_bank_transfer ("check_bank_transfer-499c",
ec.exchange_url,
"EUR:4.98",
bc.exchange_payto,
bc.user42_payto),
TALER_TESTING_cmd_check_bank_transfer ("check_bank_transfer-499c2",
ec.exchange_url,
"EUR:4.97",
bc.exchange_payto,
bc.user42_payto),
TALER_TESTING_cmd_check_bank_transfer ("check_bank_transfer-99c1",
ec.exchange_url,
"EUR:0.98",
bc.exchange_payto,
bc.user42_payto),
TALER_TESTING_cmd_check_bank_transfer ("check_bank_transfer-99c2",
ec.exchange_url,
"EUR:0.98",
bc.exchange_payto,
bc.user42_payto),
TALER_TESTING_cmd_check_bank_transfer ("check_bank_transfer-99c3",
ec.exchange_url,
"EUR:0.98",
bc.exchange_payto,
bc.user42_payto),
TALER_TESTING_cmd_check_bank_transfer ("check_bank_transfer-99c4",
ec.exchange_url,
"EUR:0.98",
bc.exchange_payto,
bc.user42_payto),
TALER_TESTING_cmd_check_bank_transfer ("check_bank_transfer-08c",
ec.exchange_url,
"EUR:0.08",
bc.exchange_payto,
bc.user43_payto),
TALER_TESTING_cmd_check_bank_transfer ("check_bank_transfer-08c2",
ec.exchange_url,
"EUR:0.08",
bc.exchange_payto,
bc.user43_payto),
/* In case of CS, one transaction above succeeded that
failed for RSA, hence we need to check for an extra transfer here */
uses_cs
? TALER_TESTING_cmd_check_bank_transfer ("check_bank_transfer-98c",
ec.exchange_url,
"EUR:0.98",
bc.exchange_payto,
bc.user42_payto)
: TALER_TESTING_cmd_sleep ("dummy",
0),
TALER_TESTING_cmd_check_bank_empty ("check_bank_empty"),
TALER_TESTING_cmd_track_transaction ("deposit-wtid-ok",
"deposit-simple",
0,
MHD_HTTP_OK,
"check_bank_transfer-499c"),
TALER_TESTING_cmd_track_transfer ("wire-deposit-success-bank",
"check_bank_transfer-99c1",
MHD_HTTP_OK,
"EUR:0.98",
"EUR:0.01"),
TALER_TESTING_cmd_track_transfer ("wire-deposits-success-wtid",
"deposit-wtid-ok",
MHD_HTTP_OK,
"EUR:4.98",
"EUR:0.01"),
TALER_TESTING_cmd_end ()
};
/**
* This block checks whether a wire deadline
* very far in the future does NOT get aggregated now.
*/
struct TALER_TESTING_Command unaggregation[] = {
TALER_TESTING_cmd_check_bank_empty ("far-future-aggregation-a"),
CMD_TRANSFER_TO_EXCHANGE ("create-reserve-unaggregated",
"EUR:5.01"),
/* "consume" reserve creation transfer. */
TALER_TESTING_cmd_check_bank_admin_transfer (
"check-create-reserve-unaggregated",
"EUR:5.01",
bc.user42_payto,
bc.exchange_payto,
"create-reserve-unaggregated"),
CMD_EXEC_WIREWATCH ("wirewatch-unaggregated"),
TALER_TESTING_cmd_withdraw_amount ("withdraw-coin-unaggregated",
"create-reserve-unaggregated",
"EUR:5",
0, /* age restriction off */
MHD_HTTP_OK),
TALER_TESTING_cmd_deposit ("deposit-unaggregated",
"withdraw-coin-unaggregated",
0,
bc.user43_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":1}]}",
GNUNET_TIME_relative_multiply (
GNUNET_TIME_UNIT_YEARS,
3000),
"EUR:5",
MHD_HTTP_OK),
CMD_EXEC_AGGREGATOR ("aggregation-attempt"),
TALER_TESTING_cmd_check_bank_empty
("far-future-aggregation-b"),
TALER_TESTING_cmd_end ()
};
struct TALER_TESTING_Command refresh_age[] = {
/* Fill reserve with EUR:5, 1ct is for fees. */
CMD_TRANSFER_TO_EXCHANGE ("refresh-create-reserve-age-1",
"EUR:6.01"),
TALER_TESTING_cmd_check_bank_admin_transfer (
"ck-refresh-create-reserve-age-1",
"EUR:6.01",
bc.user42_payto,
bc.exchange_payto,
"refresh-create-reserve-age-1"),
/**
* Make previous command effective.
*/
CMD_EXEC_WIREWATCH ("wirewatch-age-2"),
/**
* Withdraw EUR:7 with age restriction for age 13.
*/
TALER_TESTING_cmd_withdraw_amount ("refresh-withdraw-coin-age-1",
"refresh-create-reserve-age-1",
"EUR:5",
13,
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 ("refresh-deposit-partial-age",
"refresh-withdraw-coin-age-1",
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_double ("refresh-melt-age-1",
"refresh-withdraw-coin-age-1",
MHD_HTTP_OK,
NULL),
/**
* Complete (successful) melt operation, and
* withdraw the coins
*/
TALER_TESTING_cmd_refresh_reveal ("refresh-reveal-age-1",
"refresh-melt-age-1",
MHD_HTTP_OK),
/**
* Do it again to check idempotency
*/
TALER_TESTING_cmd_refresh_reveal ("refresh-reveal-age-1-idempotency",
"refresh-melt-age-1",
MHD_HTTP_OK),
/**
* Test that /refresh/link works
*/
TALER_TESTING_cmd_refresh_link ("refresh-link-age-1",
"refresh-reveal-age-1",
MHD_HTTP_OK),
/**
* Try to spend a refreshed EUR:1 coin
*/
TALER_TESTING_cmd_deposit ("refresh-deposit-refreshed-age-1a",
"refresh-reveal-age-1-idempotency",
0,
bc.user42_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":3}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:1",
MHD_HTTP_OK),
/**
* Try to spend a refreshed EUR:0.1 coin
*/
TALER_TESTING_cmd_deposit ("refresh-deposit-refreshed-age-1b",
"refresh-reveal-age-1",
3,
bc.user43_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":3}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:0.1",
MHD_HTTP_OK),
/* Test running a failing melt operation (same operation
* again must fail) */
TALER_TESTING_cmd_melt ("refresh-melt-failing-age",
"refresh-withdraw-coin-age-1",
MHD_HTTP_CONFLICT,
NULL),
/* Test running a failing melt operation (on a coin that
was itself revealed and subsequently deposited) */
TALER_TESTING_cmd_melt ("refresh-melt-failing-age-2",
"refresh-reveal-age-1",
MHD_HTTP_CONFLICT,
NULL),
TALER_TESTING_cmd_end ()
};
/**
* This block exercises the aggretation logic by making two payments
* to the same merchant.
*/
struct TALER_TESTING_Command aggregation[] = {
CMD_TRANSFER_TO_EXCHANGE ("create-reserve-aggtest",
"EUR:5.01"),
/* "consume" reserve creation transfer. */
TALER_TESTING_cmd_check_bank_admin_transfer (
"check-create-reserve-aggtest",
"EUR:5.01",
bc.user42_payto,
bc.exchange_payto,
"create-reserve-aggtest"),
CMD_EXEC_WIREWATCH ("wirewatch-aggtest"),
TALER_TESTING_cmd_withdraw_amount ("withdraw-coin-aggtest",
"create-reserve-aggtest",
"EUR:5",
0, /* age restriction off */
MHD_HTTP_OK),
TALER_TESTING_cmd_deposit ("deposit-aggtest-1",
"withdraw-coin-aggtest",
0,
bc.user43_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":1}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:2",
MHD_HTTP_OK),
TALER_TESTING_cmd_deposit_with_ref ("deposit-aggtest-2",
"withdraw-coin-aggtest",
0,
bc.user43_payto,
"{\"items\":[{\"name\":\"foo bar\",\"value\":1}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:2",
MHD_HTTP_OK,
"deposit-aggtest-1"),
CMD_EXEC_AGGREGATOR ("aggregation-aggtest"),
TALER_TESTING_cmd_check_bank_transfer ("check-bank-transfer-aggtest",
ec.exchange_url,
"EUR:3.97",
bc.exchange_payto,
bc.user43_payto),
TALER_TESTING_cmd_check_bank_empty ("check-bank-empty-aggtest"),
TALER_TESTING_cmd_end ()
};
struct TALER_TESTING_Command refund[] = {
/**
* Fill reserve with EUR:5.01, as withdraw fee is 1 ct per
* config.
*/
CMD_TRANSFER_TO_EXCHANGE ("create-reserve-r1",
"EUR:5.01"),
TALER_TESTING_cmd_check_bank_admin_transfer ("check-create-reserve-r1",
"EUR:5.01",
bc.user42_payto,
bc.exchange_payto,
"create-reserve-r1"),
/**
* Run wire-watch to trigger the reserve creation.
*/
CMD_EXEC_WIREWATCH ("wirewatch-3"),
/* Withdraw a 5 EUR coin, at fee of 1 ct */
TALER_TESTING_cmd_withdraw_amount ("withdraw-coin-r1",
"create-reserve-r1",
"EUR:5",
0, /* age restriction off */
MHD_HTTP_OK),
/**
* Spend 5 EUR of the 5 EUR coin (in full) (merchant would
* receive EUR:4.99 due to 1 ct deposit fee)
*/
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),
/**
* Run transfers. Should do nothing as refund deadline blocks it
*/
CMD_EXEC_AGGREGATOR ("run-aggregator-refund"),
/* Check that aggregator didn't do anything, as expected.
* Note, this operation takes two commands: one to "flush"
* the preliminary transfer (used to withdraw) from the
* fakebank and the second to actually check there are not
* other transfers around. *///
TALER_TESTING_cmd_check_bank_empty ("check_bank_transfer-pre-refund"),
TALER_TESTING_cmd_refund_with_id ("refund-ok",
MHD_HTTP_OK,
"EUR:3",
"deposit-refund-1",
3),
TALER_TESTING_cmd_refund_with_id ("refund-ok-double",
MHD_HTTP_OK,
"EUR:3",
"deposit-refund-1",
3),
/* Previous /refund(s) had id == 0. */
TALER_TESTING_cmd_refund_with_id ("refund-conflicting",
MHD_HTTP_CONFLICT,
"EUR:5",
"deposit-refund-1",
1),
TALER_TESTING_cmd_deposit ("deposit-refund-insufficient-refund",
"withdraw-coin-r1",
0,
bc.user42_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":\"EUR:4\"}]}",
GNUNET_TIME_UNIT_MINUTES,
"EUR:4",
MHD_HTTP_CONFLICT),
TALER_TESTING_cmd_refund_with_id ("refund-ok-increase",
MHD_HTTP_OK,
"EUR:2",
"deposit-refund-1",
2),
/**
* Spend 4.99 EUR of the refunded 4.99 EUR coin (1ct gone
* due to refund) (merchant would receive EUR:4.98 due to
* 1 ct deposit fee) */
TALER_TESTING_cmd_deposit ("deposit-refund-2",
"withdraw-coin-r1",
0,
bc.user42_payto,
"{\"items\":[{\"name\":\"more ice cream\",\"value\":\"EUR:5\"}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:4.99",
MHD_HTTP_OK),
/**
* Run transfers. This will do the transfer as refund deadline
* was 0
*/
CMD_EXEC_AGGREGATOR ("run-aggregator-3"),
/**
* Check that deposit did run.
*/
TALER_TESTING_cmd_check_bank_transfer ("check_bank_transfer-pre-refund",
ec.exchange_url,
"EUR:4.97",
bc.exchange_payto,
bc.user42_payto),
/**
* Run failing refund, as past deadline & aggregation.
*/
TALER_TESTING_cmd_refund ("refund-fail",
MHD_HTTP_GONE,
"EUR:4.99",
"deposit-refund-2"),
TALER_TESTING_cmd_check_bank_empty ("check-empty-after-refund"),
/**
* Test refunded coins are never executed, even past
* refund deadline
*/
CMD_TRANSFER_TO_EXCHANGE ("create-reserve-rb",
"EUR:5.01"),
TALER_TESTING_cmd_check_bank_admin_transfer ("check-create-reserve-rb",
"EUR:5.01",
bc.user42_payto,
bc.exchange_payto,
"create-reserve-rb"),
CMD_EXEC_WIREWATCH ("wirewatch-rb"),
TALER_TESTING_cmd_withdraw_amount ("withdraw-coin-rb",
"create-reserve-rb",
"EUR:5",
0, /* age restriction off */
MHD_HTTP_OK),
TALER_TESTING_cmd_deposit ("deposit-refund-1b",
"withdraw-coin-rb",
0,
bc.user42_payto,
"{\"items\":[{\"name\":\"ice cream\",\"value\":\"EUR:5\"}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:5",
MHD_HTTP_OK),
/**
* Trigger refund (before aggregator had a chance to execute
* deposit, even though refund deadline was zero).
*/
TALER_TESTING_cmd_refund ("refund-ok-fast",
MHD_HTTP_OK,
"EUR:5",
"deposit-refund-1b"),
/**
* Run transfers. This will do the transfer as refund deadline
* was 0, except of course because the refund succeeded, the
* transfer should no longer be done.
*///
CMD_EXEC_AGGREGATOR ("run-aggregator-3b"),
/* check that aggregator didn't do anything, as expected */
TALER_TESTING_cmd_check_bank_empty ("check-refund-fast-not-run"),
TALER_TESTING_cmd_end ()
};
struct TALER_TESTING_Command recoup[] = {
/**
* Fill reserve with EUR:5.01, as withdraw fee is 1 ct per
* config.
*/
CMD_TRANSFER_TO_EXCHANGE ("recoup-create-reserve-1",
"EUR:15.02"),
TALER_TESTING_cmd_check_bank_admin_transfer (
"recoup-create-reserve-1-check",
"EUR:15.02",
bc.user42_payto,
bc.exchange_payto,
"recoup-create-reserve-1"),
/**
* Run wire-watch to trigger the reserve creation.
*/
CMD_EXEC_WIREWATCH ("wirewatch-4"),
/* Withdraw a 5 EUR coin, at fee of 1 ct */
TALER_TESTING_cmd_withdraw_amount ("recoup-withdraw-coin-1",
"recoup-create-reserve-1",
"EUR:5",
0, /* age restriction off */
MHD_HTTP_OK),
/* Withdraw a 10 EUR coin, at fee of 1 ct */
TALER_TESTING_cmd_withdraw_amount ("recoup-withdraw-coin-1b",
"recoup-create-reserve-1",
"EUR:10",
0, /* age restriction off */
MHD_HTTP_OK),
/* melt 10 EUR coin to get 5 EUR refreshed coin */
TALER_TESTING_cmd_melt ("recoup-melt-coin-1b",
"recoup-withdraw-coin-1b",
MHD_HTTP_OK,
"EUR:5",
NULL),
TALER_TESTING_cmd_refresh_reveal ("recoup-reveal-coin-1b",
"recoup-melt-coin-1b",
MHD_HTTP_OK),
/* Revoke both 5 EUR coins */
TALER_TESTING_cmd_revoke ("revoke-0-EUR:5",
MHD_HTTP_OK,
"recoup-withdraw-coin-1",
config_file),
/* Recoup coin to reserve */
TALER_TESTING_cmd_recoup ("recoup-1",
MHD_HTTP_OK,
"recoup-withdraw-coin-1",
"EUR:5"),
/* Check the money is back with the reserve */
TALER_TESTING_cmd_status ("recoup-reserve-status-1",
"recoup-create-reserve-1",
"EUR:5.0",
MHD_HTTP_OK),
/* Recoup-refresh coin to 10 EUR coin */
TALER_TESTING_cmd_recoup_refresh ("recoup-1b",
MHD_HTTP_OK,
"recoup-reveal-coin-1b",
"recoup-melt-coin-1b",
"EUR:5"),
/* melt 10 EUR coin *again* to get 1 EUR refreshed coin */
TALER_TESTING_cmd_melt ("recoup-remelt-coin-1a",
"recoup-withdraw-coin-1b",
MHD_HTTP_OK,
"EUR:1",
NULL),
TALER_TESTING_cmd_refresh_reveal ("recoup-reveal-coin-1a",
"recoup-remelt-coin-1a",
MHD_HTTP_OK),
/* Try melting for more than the residual value to provoke an error */
TALER_TESTING_cmd_melt ("recoup-remelt-coin-1b",
"recoup-withdraw-coin-1b",
MHD_HTTP_OK,
"EUR:1",
NULL),
TALER_TESTING_cmd_melt ("recoup-remelt-coin-1c",
"recoup-withdraw-coin-1b",
MHD_HTTP_OK,
"EUR:1",
NULL),
TALER_TESTING_cmd_melt ("recoup-remelt-coin-1d",
"recoup-withdraw-coin-1b",
MHD_HTTP_OK,
"EUR:1",
NULL),
TALER_TESTING_cmd_melt ("recoup-remelt-coin-1e",
"recoup-withdraw-coin-1b",
MHD_HTTP_OK,
"EUR:1",
NULL),
TALER_TESTING_cmd_melt ("recoup-remelt-coin-1f",
"recoup-withdraw-coin-1b",
MHD_HTTP_OK,
"EUR:1",
NULL),
TALER_TESTING_cmd_melt ("recoup-remelt-coin-1g",
"recoup-withdraw-coin-1b",
MHD_HTTP_OK,
"EUR:1",
NULL),
TALER_TESTING_cmd_melt ("recoup-remelt-coin-1h",
"recoup-withdraw-coin-1b",
MHD_HTTP_OK,
"EUR:1",
NULL),
TALER_TESTING_cmd_melt ("recoup-remelt-coin-1i",
"recoup-withdraw-coin-1b",
MHD_HTTP_OK,
"EUR:1",
NULL),
TALER_TESTING_cmd_melt ("recoup-remelt-coin-1b-failing",
"recoup-withdraw-coin-1b",
MHD_HTTP_CONFLICT,
"EUR:1",
NULL),
/* Re-withdraw from this reserve */
TALER_TESTING_cmd_withdraw_amount ("recoup-withdraw-coin-2",
"recoup-create-reserve-1",
"EUR:1",
0, /* age restriction off */
MHD_HTTP_OK),
/**
* This withdrawal will test the logic to create a "recoup"
* element to insert into the reserve's history.
*/
TALER_TESTING_cmd_withdraw_amount ("recoup-withdraw-coin-2-over",
"recoup-create-reserve-1",
"EUR:10",
0, /* age restriction off */
MHD_HTTP_CONFLICT),
TALER_TESTING_cmd_status ("recoup-reserve-status-2",
"recoup-create-reserve-1",
"EUR:3.99",
MHD_HTTP_OK),
/* These commands should close the reserve because
* the aggregator is given a config file that overrides
* the reserve expiration time (making it now-ish) */
CMD_TRANSFER_TO_EXCHANGE ("short-lived-reserve",
"EUR:5.01"),
TALER_TESTING_cmd_check_bank_admin_transfer ("check-short-lived-reserve",
"EUR:5.01",
bc.user42_payto,
bc.exchange_payto,
"short-lived-reserve"),
TALER_TESTING_cmd_exec_wirewatch ("short-lived-aggregation",
config_file_expire_reserve_now),
TALER_TESTING_cmd_exec_closer ("close-reserves",
config_file_expire_reserve_now,
"EUR:5",
"EUR:0.01",
"short-lived-reserve"),
TALER_TESTING_cmd_exec_transfer ("close-reserves-transfer",
config_file_expire_reserve_now),
TALER_TESTING_cmd_status ("short-lived-status",
"short-lived-reserve",
"EUR:0",
MHD_HTTP_OK),
TALER_TESTING_cmd_withdraw_amount ("expired-withdraw",
"short-lived-reserve",
"EUR:1",
0, /* age restriction off */
MHD_HTTP_CONFLICT),
TALER_TESTING_cmd_check_bank_transfer ("check_bank_short-lived_reimburse",
ec.exchange_url,
"EUR:5",
bc.exchange_payto,
bc.user42_payto),
/* Fill reserve with EUR:2.02, as withdraw fee is 1 ct per
* config, then withdraw two coin, partially spend one, and
* then have the rest paid back. Check deposit of other coin
* fails. Do not use EUR:5 here as the EUR:5 coin was
* revoked and we did not bother to create a new one... *///
CMD_TRANSFER_TO_EXCHANGE ("recoup-create-reserve-2",
"EUR:2.02"),
TALER_TESTING_cmd_check_bank_admin_transfer ("ck-recoup-create-reserve-2",
"EUR:2.02",
bc.user42_payto,
bc.exchange_payto,
"recoup-create-reserve-2"),
/* Make previous command effective. */
CMD_EXEC_WIREWATCH ("wirewatch-5"),
/* Withdraw a 1 EUR coin, at fee of 1 ct */
TALER_TESTING_cmd_withdraw_amount ("recoup-withdraw-coin-2a",
"recoup-create-reserve-2",
"EUR:1",
0, /* age restriction off */
MHD_HTTP_OK),
/* Withdraw a 1 EUR coin, at fee of 1 ct */
TALER_TESTING_cmd_withdraw_amount ("recoup-withdraw-coin-2b",
"recoup-create-reserve-2",
"EUR:1",
0, /* age restriction off */
MHD_HTTP_OK),
TALER_TESTING_cmd_deposit ("recoup-deposit-partial",
"recoup-withdraw-coin-2a",
0,
bc.user42_payto,
"{\"items\":[{\"name\":\"more ice cream\",\"value\":1}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:0.5",
MHD_HTTP_OK),
TALER_TESTING_cmd_revoke ("revoke-1-EUR:1",
MHD_HTTP_OK,
"recoup-withdraw-coin-2a",
config_file),
/* Check recoup is failing for the coin with the reused coin key
(fails either because of denomination conflict (RSA) or
double-spending (CS))*/
TALER_TESTING_cmd_recoup ("recoup-2x",
MHD_HTTP_CONFLICT,
"withdraw-coin-1x",
"EUR:1"),
TALER_TESTING_cmd_recoup ("recoup-2",
MHD_HTTP_OK,
"recoup-withdraw-coin-2a",
"EUR:0.5"),
/* Idempotency of recoup (withdrawal variant) */
TALER_TESTING_cmd_recoup ("recoup-2b",
MHD_HTTP_OK,
"recoup-withdraw-coin-2a",
"EUR:0.5"),
TALER_TESTING_cmd_deposit ("recoup-deposit-revoked",
"recoup-withdraw-coin-2b",
0,
bc.user42_payto,
"{\"items\":[{\"name\":\"more ice cream\",\"value\":1}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:1",
MHD_HTTP_GONE),
/* Test deposit fails after recoup, with proof in recoup */
/* Note that, the exchange will never return the coin's transaction
* history with recoup data, as we get a 410 on the DK! */
TALER_TESTING_cmd_deposit ("recoup-deposit-partial-after-recoup",
"recoup-withdraw-coin-2a",
0,
bc.user42_payto,
"{\"items\":[{\"name\":\"extra ice cream\",\"value\":1}]}",
GNUNET_TIME_UNIT_ZERO,
"EUR:0.5",
MHD_HTTP_GONE),
/* Test that revoked coins cannot be withdrawn */
CMD_TRANSFER_TO_EXCHANGE ("recoup-create-reserve-3",
"EUR:1.01"),
TALER_TESTING_cmd_check_bank_admin_transfer (
"check-recoup-create-reserve-3",
"EUR:1.01",
bc.user42_payto,
bc.exchange_payto,
"recoup-create-reserve-3"),
CMD_EXEC_WIREWATCH ("wirewatch-6"),
TALER_TESTING_cmd_withdraw_amount ("recoup-withdraw-coin-3-revoked",
"recoup-create-reserve-3",
"EUR:1",
0, /* age restriction off */
MHD_HTTP_GONE),
/* check that we are empty before the rejection test */
TALER_TESTING_cmd_check_bank_empty ("check-empty-again"),
TALER_TESTING_cmd_end ()
};
#define RESERVE_OPEN_CLOSE_CHUNK 4
#define RESERVE_OPEN_CLOSE_ITERATIONS 3
struct TALER_TESTING_Command reserve_open_close[(RESERVE_OPEN_CLOSE_ITERATIONS
* RESERVE_OPEN_CLOSE_CHUNK)
+ 1];
(void) cls;
for (unsigned int i = 0;
i < RESERVE_OPEN_CLOSE_ITERATIONS;
i++)
{
reserve_open_close[(i * RESERVE_OPEN_CLOSE_CHUNK) + 0]
= CMD_TRANSFER_TO_EXCHANGE ("reserve-open-close-key",
"EUR:20");
reserve_open_close[(i * RESERVE_OPEN_CLOSE_CHUNK) + 1]
= TALER_TESTING_cmd_exec_wirewatch ("reserve-open-close-wirewatch",
config_file_expire_reserve_now);
reserve_open_close[(i * RESERVE_OPEN_CLOSE_CHUNK) + 2]
= TALER_TESTING_cmd_exec_closer ("reserve-open-close-aggregation",
config_file_expire_reserve_now,
"EUR:19.99",
"EUR:0.01",
"reserve-open-close-key");
reserve_open_close[(i * RESERVE_OPEN_CLOSE_CHUNK) + 3]
= TALER_TESTING_cmd_status ("reserve-open-close-status",
"reserve-open-close-key",
"EUR:0",
MHD_HTTP_OK);
}
reserve_open_close[RESERVE_OPEN_CLOSE_ITERATIONS * RESERVE_OPEN_CLOSE_CHUNK]
= TALER_TESTING_cmd_end ();
{
struct TALER_TESTING_Command commands[] = {
/* setup exchange */
TALER_TESTING_cmd_auditor_add ("add-auditor-OK",
MHD_HTTP_NO_CONTENT,
false),
TALER_TESTING_cmd_exec_offline_sign_extensions ("offline-sign-extensions",
config_file),
TALER_TESTING_cmd_wire_add ("add-wire-account",
"payto://x-taler-bank/localhost/2",
MHD_HTTP_NO_CONTENT,
false),
TALER_TESTING_cmd_exec_offline_sign_keys ("offline-sign-future-keys",
config_file),
TALER_TESTING_cmd_exec_offline_sign_fees ("offline-sign-fees",
config_file,
"EUR:0.01",
"EUR:0.01"),
TALER_TESTING_cmd_check_keys_pull_all_keys ("refetch /keys",
1),
TALER_TESTING_cmd_batch ("wire",
wire),
TALER_TESTING_cmd_batch ("withdraw",
withdraw),
TALER_TESTING_cmd_batch ("spend",
spend),
TALER_TESTING_cmd_batch ("refresh",
refresh),
TALER_TESTING_cmd_batch ("withdraw-age",
withdraw_age),
TALER_TESTING_cmd_batch ("spend-age",
spend_age),
TALER_TESTING_cmd_batch ("refresh-age",
refresh_age),
TALER_TESTING_cmd_batch ("track",
track),
TALER_TESTING_cmd_batch ("unaggregation",
unaggregation),
TALER_TESTING_cmd_batch ("aggregation",
aggregation),
TALER_TESTING_cmd_batch ("refund",
refund),
TALER_TESTING_cmd_batch ("recoup",
recoup),
TALER_TESTING_cmd_batch ("reserve-open-close",
reserve_open_close),
/* End the suite. */
TALER_TESTING_cmd_end ()
};
TALER_TESTING_run_with_fakebank (is,
commands,
bc.exchange_auth.wire_gateway_url);
}
}
int
main (int argc,
char *const *argv)
{
char *cipher;
(void) argc;
/* These environment variables get in the way... */
unsetenv ("XDG_DATA_HOME");
unsetenv ("XDG_CONFIG_HOME");
GNUNET_log_setup (argv[0],
"INFO",
NULL);
TALER_extensions_init ();
cipher = GNUNET_TESTING_get_testname_from_underscore (argv[0]);
GNUNET_assert (NULL != cipher);
uses_cs = (0 == strcmp (cipher, "cs"));
GNUNET_asprintf (&config_file,
"test_exchange_api-%s.conf",
cipher);
GNUNET_asprintf (&config_file_expire_reserve_now,
"test_exchange_api_expire_reserve_now-%s.conf",
cipher);
GNUNET_free (cipher);
/* Check fakebank port is available and get config */
if (GNUNET_OK !=
TALER_TESTING_prepare_fakebank (config_file,
"exchange-account-2",
&bc))
return 77;
TALER_TESTING_cleanup_files (config_file);
/* @helpers. Run keyup, create tables, ... Note: it
* fetches the port number from config in order to see
* if it's available. */
switch (TALER_TESTING_prepare_exchange (config_file,
GNUNET_YES,
&ec))
{
case GNUNET_SYSERR:
GNUNET_break (0);
return 1;
case GNUNET_NO:
return 78;
case GNUNET_OK:
if (GNUNET_OK !=
/* Set up event loop and reschedule context, plus
* start/stop the exchange. It calls TALER_TESTING_setup
* which creates the 'is' object.
*/
TALER_TESTING_setup_with_exchange (&run,
NULL,
config_file))
return 2;
break;
default:
GNUNET_break (0);
return 3;
}
return 0;
}
/* end of test_exchange_api.c */