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26 lines
766 B
26 lines
766 B
const crypto = require('crypto');
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const {URL} = require('url');
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const {totp} = require('notp');
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const base32 = require('thirty-two');
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const generateUri = () => {
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const secret = crypto.randomBytes(32);
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const encodedSecret = base32.encode(secret).toString('utf8').replace(/=/g,'');
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const uri = `otpauth://totp/Umbrel?secret=${encodedSecret}&period=30&digits=6&algorithm=SHA1&issuer=getumbrel.com`;
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return uri;
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};
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const verify = (uri, token) => {
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const parsedUri = new URL(uri);
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const secret = base32.decode(parsedUri.searchParams.get('secret'));
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const period = parsedUri.searchParams.get('period');
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const isValid = totp.verify(token, secret, {window: 6, time: period});
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return Boolean(isValid);
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};
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module.exports = {
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generateUri,
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verify,
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};
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