75 lines
2.5 KiB
TypeScript
75 lines
2.5 KiB
TypeScript
import { Router } from "express"
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import Stacker from "../../../middlewares/stacker";
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import { GetUserMiddleware } from "../../../middlewares/user";
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import TwoFactor, { TFATypes as TwoFATypes, IBackupCode } from "../../../../models/twofactor";
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import RequestError, { HttpStatusCode } from "../../../../helper/request_error";
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import moment = require("moment");
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import { upgradeToken } from "../helper";
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import * as crypto from "crypto";
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import Logging from "@hibas123/nodelogging";
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const BackupCodeRoute = Router();
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// TODO: Further checks if this is good enough randomness
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function generateCode(length: number) {
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let bytes = crypto.randomBytes(length);
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let nrs = "";
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bytes.forEach((b, idx) => {
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let nr = Math.floor((b / 255) * 9.9999)
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if (nr > 9) nr = 9;
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nrs += String(nr);
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})
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return nrs;
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}
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BackupCodeRoute.post("/", Stacker(GetUserMiddleware(true, true), async (req, res) => {
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//Generating new
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let codes = Array(10).map(() => generateCode(8));
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console.log(codes);
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let twofactor = TwoFactor.new(<IBackupCode>{
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user: req.user._id,
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type: TwoFATypes.OTC,
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valid: true,
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data: codes,
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name: ""
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})
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await TwoFactor.save(twofactor);
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res.json({
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codes,
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id: twofactor._id
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})
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}));
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BackupCodeRoute.put("/", Stacker(GetUserMiddleware(true, false, undefined, false), async (req, res) => {
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let { login, special } = req.token;
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let { id, code }: { id: string, code: string } = req.body;
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let twofactor: IBackupCode = await TwoFactor.findById(id);
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if (!twofactor || !twofactor.valid || !twofactor.user.equals(req.user._id) || twofactor.type !== TwoFATypes.OTC) {
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throw new RequestError("Invalid Method!", HttpStatusCode.BAD_REQUEST);
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}
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if (twofactor.expires && moment().isAfter(twofactor.expires)) {
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twofactor.valid = false;
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await TwoFactor.save(twofactor);
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throw new RequestError("Invalid Method!", HttpStatusCode.BAD_REQUEST);
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}
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code = code.replace(/\s/g, "");
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let valid = twofactor.data.find(c => c === code);
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if (valid) {
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twofactor.data = twofactor.data.filter(c => c !== code);
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await TwoFactor.save(twofactor);
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let [login_exp, special_exp] = await Promise.all([
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upgradeToken(login),
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upgradeToken(special)
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]);
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res.json({ success: true, login_exp, special_exp })
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} else {
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throw new RequestError("Invalid or already used code!", HttpStatusCode.BAD_REQUEST);
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}
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}))
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export default BackupCodeRoute;
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