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Diffstat (limited to 'packages/taler-harness/src/integrationtests/test-exchange-management-fault.ts')
| -rw-r--r-- | packages/taler-harness/src/integrationtests/test-exchange-management-fault.ts | 286 |
1 files changed, 286 insertions, 0 deletions
diff --git a/packages/taler-harness/src/integrationtests/test-exchange-management-fault.ts b/packages/taler-harness/src/integrationtests/test-exchange-management-fault.ts new file mode 100644 index 000000000..d3bd022ae --- /dev/null +++ b/packages/taler-harness/src/integrationtests/test-exchange-management-fault.ts @@ -0,0 +1,286 @@ +/* + This file is part of GNU Taler + (C) 2020 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 { + ExchangesListResponse, + TalerCorebankApiClient, + TalerErrorCode, + URL, + j2s, +} from "@gnu-taler/taler-util"; +import { WalletApiOperation } from "@gnu-taler/taler-wallet-core"; +import { defaultCoinConfig } from "../harness/denomStructures.js"; +import { + FaultInjectedExchangeService, + FaultInjectionResponseContext, +} from "../harness/faultInjection.js"; +import { + BankService, + ExchangeService, + GlobalTestState, + MerchantService, + WalletCli, + generateRandomPayto, + setupDb, +} from "../harness/harness.js"; + +/** + * Test if the wallet handles outdated exchange versions correctly. + */ +export async function runExchangeManagementFaultTest( + t: GlobalTestState, +): Promise<void> { + // Set up test environment + + const db = await setupDb(t); + + const bank = await BankService.create(t, { + allowRegistrations: true, + currency: "TESTKUDOS", + database: db.connStr, + httpPort: 8082, + }); + + const exchange = ExchangeService.create(t, { + name: "testexchange-1", + currency: "TESTKUDOS", + httpPort: 8081, + database: db.connStr, + }); + + const merchant = await MerchantService.create(t, { + name: "testmerchant-1", + currency: "TESTKUDOS", + httpPort: 8083, + database: db.connStr, + }); + + const exchangeBankAccount = await bank.createExchangeAccount( + "myexchange", + "x", + ); + exchange.addBankAccount("1", exchangeBankAccount); + + const faultyExchange = new FaultInjectedExchangeService(t, exchange, 8091); + // Base URL must contain port that the proxy is listening on. + await exchange.modifyConfig(async (config) => { + config.setString("exchange", "base_url", "http://localhost:8091/"); + }); + + bank.setSuggestedExchange( + faultyExchange, + exchangeBankAccount.accountPaytoUri, + ); + + await bank.start(); + + await bank.pingUntilAvailable(); + + exchange.addOfferedCoins(defaultCoinConfig); + + await exchange.start(); + await exchange.pingUntilAvailable(); + + merchant.addExchange(exchange); + + await merchant.start(); + await merchant.pingUntilAvailable(); + + await merchant.addInstanceWithWireAccount({ + id: "default", + name: "Default Instance", + paytoUris: [generateRandomPayto("merchant-default")], + }); + + await merchant.addInstanceWithWireAccount({ + id: "minst1", + name: "minst1", + paytoUris: [generateRandomPayto("minst1")], + }); + + console.log("setup done!"); + + /* + * ========================================================================= + * Check that the exchange can be added to the wallet + * (without any faults active). + * ========================================================================= + */ + + const wallet = new WalletCli(t); + + let exchangesList: ExchangesListResponse; + + exchangesList = await wallet.client.call( + WalletApiOperation.ListExchanges, + {}, + ); + console.log("exchanges list:", j2s(exchangesList)); + t.assertTrue(exchangesList.exchanges.length === 0); + + // Try before fault is injected + await wallet.client.call(WalletApiOperation.AddExchange, { + exchangeBaseUrl: faultyExchange.baseUrl, + }); + + exchangesList = await wallet.client.call( + WalletApiOperation.ListExchanges, + {}, + ); + t.assertTrue(exchangesList.exchanges.length === 1); + + await wallet.client.call(WalletApiOperation.ListExchanges, {}); + + console.log("listing exchanges"); + + exchangesList = await wallet.client.call( + WalletApiOperation.ListExchanges, + {}, + ); + t.assertTrue(exchangesList.exchanges.length === 1); + + console.log("got list", exchangesList); + + /* + * ========================================================================= + * Check what happens if the exchange returns something totally + * bogus for /keys. + * ========================================================================= + */ + + wallet.deleteDatabase(); + + exchangesList = await wallet.client.call( + WalletApiOperation.ListExchanges, + {}, + ); + t.assertTrue(exchangesList.exchanges.length === 0); + + faultyExchange.faultProxy.addFault({ + async modifyResponse(ctx: FaultInjectionResponseContext) { + const url = new URL(ctx.request.requestUrl); + if (url.pathname === "/keys") { + const body = { + version: "whaaat", + }; + ctx.responseBody = Buffer.from(JSON.stringify(body), "utf-8"); + } + }, + }); + + const err1 = await t.assertThrowsTalerErrorAsync(async () => { + await wallet.client.call(WalletApiOperation.AddExchange, { + exchangeBaseUrl: faultyExchange.baseUrl, + }); + }); + + console.log("got error", err1); + + // Response is malformed, since it didn't even contain a version code + // in a format the wallet can understand. + t.assertTrue( + err1.errorDetail.code === TalerErrorCode.WALLET_EXCHANGE_UNAVAILABLE, + ); + + exchangesList = await wallet.client.call( + WalletApiOperation.ListExchanges, + {}, + ); + console.log("exchanges list", j2s(exchangesList)); + t.assertTrue(exchangesList.exchanges.length === 1); + t.assertTrue( + exchangesList.exchanges[0].lastUpdateErrorInfo?.error.code === + TalerErrorCode.WALLET_RECEIVED_MALFORMED_RESPONSE, + ); + + /* + * ========================================================================= + * Check what happens if the exchange returns an old, unsupported + * version for /keys + * ========================================================================= + */ + + wallet.deleteDatabase(); + faultyExchange.faultProxy.clearAllFaults(); + + faultyExchange.faultProxy.addFault({ + async modifyResponse(ctx: FaultInjectionResponseContext) { + const url = new URL(ctx.request.requestUrl); + if (url.pathname === "/keys") { + const keys = ctx.responseBody?.toString("utf-8"); + t.assertTrue(keys != null); + const keysJson = JSON.parse(keys); + keysJson["version"] = "2:0:0"; + ctx.responseBody = Buffer.from(JSON.stringify(keysJson), "utf-8"); + } + }, + }); + + const err2 = await t.assertThrowsTalerErrorAsync(async () => { + await wallet.client.call(WalletApiOperation.AddExchange, { + exchangeBaseUrl: faultyExchange.baseUrl, + }); + }); + + t.assertTrue(err2.hasErrorCode(TalerErrorCode.WALLET_EXCHANGE_UNAVAILABLE)); + + exchangesList = await wallet.client.call( + WalletApiOperation.ListExchanges, + {}, + ); + t.assertTrue(exchangesList.exchanges.length === 1); + t.assertTrue( + exchangesList.exchanges[0].lastUpdateErrorInfo?.error.code === + TalerErrorCode.WALLET_EXCHANGE_PROTOCOL_VERSION_INCOMPATIBLE, + ); + + /* + * ========================================================================= + * Check that the exchange version is also checked when + * the exchange is implicitly added via the suggested + * exchange of a bank-integrated withdrawal. + * ========================================================================= + */ + + // Fault from above is still active! + + // Create withdrawal operation + + const bankClient = new TalerCorebankApiClient(bank.corebankApiBaseUrl); + + const user = await bankClient.createRandomBankUser(); + const wop = await bankClient.createWithdrawalOperation( + user.username, + "TESTKUDOS:10", + ); + + // Hand it to the wallet + + const wd = await wallet.client.call( + WalletApiOperation.GetWithdrawalDetailsForUri, + { + talerWithdrawUri: wop.taler_withdraw_uri, + }, + ); + + // Make sure the faulty exchange isn't used for the suggestion. + t.assertTrue(wd.possibleExchanges.length === 0); +} + +runExchangeManagementFaultTest.suites = ["wallet", "exchange"]; 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