54 lines
1.3 KiB
JavaScript
54 lines
1.3 KiB
JavaScript
// Copyright 2016-2018 AJ ONeal. All rights reserved
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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'use strict';
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module.exports = function (bitlen, exp) {
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var k = require('node-forge').pki.rsa
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.generateKeyPair({ bits: bitlen || 2048, e: exp || 0x10001 }).privateKey;
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var jwk = {
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kty: "RSA"
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, n: _toUrlBase64(k.n)
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, e: _toUrlBase64(k.e)
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, d: _toUrlBase64(k.d)
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, p: _toUrlBase64(k.p)
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, q: _toUrlBase64(k.q)
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, dp: _toUrlBase64(k.dP)
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, dq: _toUrlBase64(k.dQ)
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, qi: _toUrlBase64(k.qInv)
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};
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return {
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private: jwk
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, public: {
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kty: jwk.kty
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, n: jwk.n
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, e: jwk.e
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}
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};
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};
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function _toUrlBase64(fbn) {
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var hex = fbn.toRadix(16);
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if (hex.length % 2) {
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// Invalid hex string
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hex = '0' + hex;
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}
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while ('00' === hex.slice(0, 2)) {
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hex = hex.slice(2);
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}
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return Buffer.from(hex, 'hex').toString('base64')
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.replace(/\+/g, "-")
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.replace(/\//g, "_")
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.replace(/=/g,"")
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;
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}
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if (require.main === module) {
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var keypair = module.exports(2048, 0x10001);
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console.info(keypair.private);
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console.warn(keypair.public);
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//console.info(keypair.privateKeyJwk);
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//console.warn(keypair.publicKeyJwk);
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}
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