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/*
This file is part of GNU Taler
(C) 2022 Taler Systems S.A.
GNU 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.
GNU 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
GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
*/
/**
* Imports.
*/
import {
AmountString,
buildCodecForObject,
codecForNumber,
codecForString,
codecOptional,
Logger,
} from "@gnu-taler/taler-util";
import { createPlatformHttpLib } from "@gnu-taler/taler-util/http";
import {
CryptoDispatcher,
SynchronousCryptoWorkerFactoryPlain,
} from "@gnu-taler/taler-wallet-core";
import {
checkReserve,
createTestingReserve,
depositCoin,
downloadExchangeInfo,
findDenomOrThrow,
refreshCoin,
withdrawCoin,
} from "@gnu-taler/taler-wallet-core/dbless";
/**
* Entry point for the benchmark.
*
* The benchmark runs against an existing Taler deployment and does not
* set up its own services.
*/
export async function runBench2(configJson: any): Promise<void> {
const logger = new Logger("Bench2");
// Validate the configuration file for this benchmark.
const benchConf = codecForBench2Config().decode(configJson);
const curr = benchConf.currency;
const cryptoDisp = new CryptoDispatcher(
new SynchronousCryptoWorkerFactoryPlain(),
);
const cryptoApi = cryptoDisp.cryptoApi;
const http = createPlatformHttpLib({
enableThrottling: false,
});
const numIter = benchConf.iterations ?? 1;
const numDeposits = benchConf.deposits ?? 5;
const reserveAmount = (numDeposits + 1) * 10;
const denomselAllowLate = false;
const merchantPair = await cryptoApi.createEddsaKeypair({});
const merchantPub = merchantPair.pub;
const merchantPriv = merchantPair.priv;
for (let i = 0; i < numIter; i++) {
const exchangeInfo = await downloadExchangeInfo(benchConf.exchange, http);
const reserveKeyPair = await cryptoApi.createEddsaKeypair({});
console.log("creating fakebank reserve");
await createTestingReserve({
amount: `${curr}:${reserveAmount}`,
exchangeInfo,
corebankApiBaseUrl: benchConf.bank,
http,
reservePub: reserveKeyPair.pub,
});
console.log("waiting for reserve");
await checkReserve(http, benchConf.exchange, reserveKeyPair.pub);
console.log("reserve found");
const d1 = findDenomOrThrow(exchangeInfo, `${curr}:8` as AmountString, {
denomselAllowLate,
});
for (let j = 0; j < numDeposits; j++) {
console.log("withdrawing coin");
const coin = await withdrawCoin({
http,
cryptoApi,
reserveKeyPair: {
reservePriv: reserveKeyPair.priv,
reservePub: reserveKeyPair.pub,
},
denom: d1,
exchangeBaseUrl: benchConf.exchange,
});
console.log("depositing coin");
await depositCoin({
amount: `${curr}:4` as AmountString,
coin: coin,
cryptoApi,
exchangeBaseUrl: benchConf.exchange,
http,
depositPayto: benchConf.payto,
merchantPriv,
merchantPub,
});
const refreshDenoms = [
findDenomOrThrow(exchangeInfo, `${curr}:1` as AmountString, {
denomselAllowLate,
}),
findDenomOrThrow(exchangeInfo, `${curr}:1` as AmountString, {
denomselAllowLate,
}),
];
console.log("refreshing coin");
await refreshCoin({
oldCoin: coin,
cryptoApi,
http,
newDenoms: refreshDenoms,
});
console.log("refresh done");
}
}
}
/**
* Format of the configuration file passed to the benchmark
*/
interface Bench2Config {
/**
* Base URL of the bank.
*/
bank: string;
/**
* Payto url for deposits.
*/
payto: string;
/**
* Base URL of the exchange.
*/
exchange: string;
/**
* How many withdraw/deposit iterations should be made?
* Defaults to 1.
*/
iterations?: number;
currency: string;
deposits?: number;
}
/**
* Schema validation codec for Bench1Config.
*/
const codecForBench2Config = () =>
buildCodecForObject<Bench2Config>()
.property("bank", codecForString())
.property("payto", codecForString())
.property("exchange", codecForString())
.property("iterations", codecOptional(codecForNumber()))
.property("deposits", codecOptional(codecForNumber()))
.property("currency", codecForString())
.build("Bench2Config");
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