54 lines
1.9 KiB
JavaScript
54 lines
1.9 KiB
JavaScript
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#!/usr/bin/env node
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'use strict';
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var cli = require('cli');
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var authenticator = require('authenticator');
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var qrcode = require('qrcode-terminal');
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cli.parse({
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account: [ false, "Account Name, typically email address", 'string', 'user@example.com' ]
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, algo: [ false, "Algorithm, typically SHA1 (also SHA256, SHA512)", 'string', 'SHA1' ]
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, digits: [ false, "Number of digits, typically 6 (also 8)", 'integer', 6 ]
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, generate: [ false, "Create a cryptographically-random TOTP key formatted in base32 with spaces.", 'boolean', true ]
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, issuer: [ false, "Issuer, typically the company name (Google, Facebook, Digital Ocean, etc)", 'string', 'ACME' ]
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, key: [ false, "Supply the base32 key yourself (with or without delimeters). Takes precedence over --generate", 'string' ]
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, period: [ false, "Number of seconds between tokens, typically 30", 'integer', 30 ]
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, qr: [ false, "Print the QR Code to the Terminal.", 'boolean', false ]
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//, token: [ false, "Print the current token for the given (or generated) key.", 'boolean', false ]
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, verify: [ false, "Verify a token. Must be used with --key.", 'string' ]
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});
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// ignore certonly and extraneous arguments
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cli.main(function(_, options) {
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var key = (options.key || authenticator.generateKey()).toString();
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var token = (options.verify || authenticator.generateToken(key)).toString();
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var url = authenticator.generateTotpUri(
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key
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, options.account || null
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, options.issuer || null
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, options.algo || 'SHA1'
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, options.digits || 6
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, options.perdiod || 30
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);
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console.log('');
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console.log('Key:', key);
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console.log('Token:', token);
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console.log('URL:', url);
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if (options.qr) {
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console.log('');
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qrcode.setErrorLevel('L'); // L: 7%, M: 15%, Q: 25%, H: 30%
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qrcode.generate(url, function (qr) {
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console.log(qr);
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});
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}
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if (options.verify) {
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console.log('');
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console.log('Verified:', !!authenticator.verifyToken(key, token));
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}
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console.log('');
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});
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