129 lines
3.2 KiB
TypeScript
129 lines
3.2 KiB
TypeScript
/*
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This file is part of GNU Taler
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(C) 2019 GNUnet e.V.
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GNU Taler is free software; you can redistribute it and/or modify it under the
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terms of the GNU General Public License as published by the Free Software
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Foundation; either version 3, or (at your option) any later version.
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GNU Taler is distributed in the hope that it will be useful, but WITHOUT ANY
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WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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You should have received a copy of the GNU General Public License along with
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GNU Taler; see the file COPYING. If not, see <http://www.gnu.org/licenses/>
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*/
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/**
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* Helper functions to deal with the GNU Taler demo bank.
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*
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* Mostly useful for automated tests.
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*/
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/**
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* Imports.
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*/
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import Axios from "axios";
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import querystring = require("querystring");
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export interface BankUser {
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username: string;
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password: string;
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}
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function makeId(length: number): string {
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let result = "";
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const characters =
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"ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789";
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for (let i = 0; i < length; i++) {
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result += characters.charAt(Math.floor(Math.random() * characters.length));
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}
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return result;
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}
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export class Bank {
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constructor(private bankBaseUrl: string) {}
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async generateWithdrawUri(bankUser: BankUser, amount: string): Promise<string> {
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const body = {
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amount,
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};
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const reqUrl = new URL("api/withdraw-headless-uri", this.bankBaseUrl).href;
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const resp = await Axios({
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method: "post",
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url: reqUrl,
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data: body,
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responseType: "json",
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headers: {
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"X-Taler-Bank-Username": bankUser.username,
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"X-Taler-Bank-Password": bankUser.password,
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},
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});
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if (resp.status != 200) {
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throw Error("failed to create bank reserve");
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}
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const withdrawUri = resp.data["taler_withdraw_uri"];
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if (!withdrawUri) {
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throw Error("Bank's response did not include withdraw URI");
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}
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return withdrawUri;
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}
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async createReserve(
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bankUser: BankUser,
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amount: string,
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reservePub: string,
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exchangePaytoUri: string,
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) {
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const reqUrl = new URL("api/withdraw-headless", this.bankBaseUrl).href;
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const body = {
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auth: { type: "basic" },
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username: bankUser,
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amount,
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reserve_pub: reservePub,
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exchange_wire_detail: exchangePaytoUri,
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};
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const resp = await Axios({
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method: "post",
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url: reqUrl,
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data: body,
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responseType: "json",
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headers: {
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"X-Taler-Bank-Username": bankUser.username,
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"X-Taler-Bank-Password": bankUser.password,
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},
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});
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if (resp.status != 200) {
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throw Error("failed to create bank reserve");
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}
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}
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async registerRandomUser(): Promise<BankUser> {
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const reqUrl = new URL("api/register", this.bankBaseUrl).href;
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const randId = makeId(8);
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const bankUser: BankUser = {
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username: `testuser-${randId}`,
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password: `testpw-${randId}`,
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};
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const resp = await Axios({
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method: "post",
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url: reqUrl,
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data: querystring.stringify(bankUser as any),
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responseType: "json",
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});
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if (resp.status != 200) {
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throw Error("could not register bank user");
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}
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return bankUser;
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}
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}
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