126 lines
3.4 KiB
JavaScript
126 lines
3.4 KiB
JavaScript
/*!
|
|
* letiny-core
|
|
* Copyright(c) 2015 AJ ONeal <aj@daplie.com> https://daplie.com
|
|
* Apache-2.0 OR MIT (and hence also MPL 2.0)
|
|
*/
|
|
'use strict';
|
|
|
|
var crypto = require('crypto');
|
|
var forge = require('node-forge');
|
|
|
|
function binstrToB64(binstr) {
|
|
return new Buffer(binstr, 'binary').toString('base64');
|
|
}
|
|
|
|
function b64ToBinstr(b64) {
|
|
return new Buffer(b64, 'base64').toString('binary');
|
|
}
|
|
|
|
function toAcmePrivateKey(forgePrivkey) {
|
|
//var forgePrivkey = forge.pki.privateKeyFromPem(privkeyPem);
|
|
|
|
// required in node.js 4.2.2 (but not io.js 1.6.3)
|
|
Object.keys(forgePrivkey).forEach(function (k) {
|
|
var val = forgePrivkey[k];
|
|
if (val && val.toByteArray) {
|
|
forgePrivkey[k] = val.toByteArray();
|
|
}
|
|
});
|
|
|
|
return {
|
|
kty: "RSA"
|
|
, n: binstrToB64(forgePrivkey.n)
|
|
, e: binstrToB64(forgePrivkey.e)
|
|
, d: binstrToB64(forgePrivkey.d)
|
|
, p: binstrToB64(forgePrivkey.p)
|
|
, q: binstrToB64(forgePrivkey.q)
|
|
, dp: binstrToB64(forgePrivkey.dP)
|
|
, dq: binstrToB64(forgePrivkey.dQ)
|
|
, qi: binstrToB64(forgePrivkey.qInv)
|
|
};
|
|
}
|
|
|
|
function toForgePrivateKey(forgePrivkey) {
|
|
return forge.pki.rsa.setPrivateKey(
|
|
b64ToBinstr(forgePrivkey.n)
|
|
, b64ToBinstr(forgePrivkey.e)
|
|
, b64ToBinstr(forgePrivkey.d)
|
|
, b64ToBinstr(forgePrivkey.p)
|
|
, b64ToBinstr(forgePrivkey.q)
|
|
, b64ToBinstr(forgePrivkey.dp)
|
|
, b64ToBinstr(forgePrivkey.dq)
|
|
, b64ToBinstr(forgePrivkey.qi)
|
|
);
|
|
}
|
|
|
|
// WARNING: with forge this takes 20+ minutes on a Raspberry Pi!!!
|
|
// It takes SEVERAL seconds even on a nice macbook pro
|
|
function generateRsaKeypair(bitlen, exp, cb) {
|
|
var pki = forge.pki;
|
|
var keypair = pki.rsa.generateKeyPair({ bits: bitlen || 2048, e: exp || 65537 });
|
|
var pems = {
|
|
publicKeyPem: pki.publicKeyToPem(keypair.publicKey) // ascii PEM: ----BEGIN...
|
|
, privateKeyPem: pki.privateKeyToPem(keypair.privateKey) // ascii PEM: ----BEGIN...
|
|
};
|
|
|
|
// for account id
|
|
pems.publicKeySha256 = crypto.createHash('sha256').update(pems.publicKeyPem).digest('hex');
|
|
// for compat with python client account id
|
|
pems.publicKeyMd5 = crypto.createHash('md5').update(pems.publicKeyPem).digest('hex');
|
|
// json { n: ..., e: ..., iq: ..., etc }
|
|
pems.privateKeyJwk = toAcmePrivateKey(keypair.privateKey);
|
|
// deprecate
|
|
pems.privateKeyJson = pems.privateKeyJwk;
|
|
|
|
// TODO thumbprint
|
|
|
|
cb(null, pems);
|
|
}
|
|
|
|
function parseAccountPrivateKey(pkj, cb) {
|
|
var pki = forge.pki;
|
|
|
|
Object.keys(pkj).forEach(function (key) {
|
|
pkj[key] = new Buffer(pkj[key], 'base64');
|
|
});
|
|
|
|
var priv;
|
|
var pubPem;
|
|
|
|
try {
|
|
priv = toForgePrivateKey(
|
|
pkj.n // modulus
|
|
, pkj.e // exponent
|
|
, pkj.p
|
|
, pkj.q
|
|
, pkj.dp
|
|
, pkj.dq
|
|
, pkj.qi
|
|
, pkj.d
|
|
);
|
|
} catch(e) {
|
|
cb(e);
|
|
return;
|
|
}
|
|
|
|
pubPem = pki.publicKeyToPem(priv.publicKey);
|
|
cb(null, {
|
|
publicKeyPem: pubPem // ascii PEM: ----BEGIN...
|
|
, privateKeyPem: pki.privateKeyToPem(priv.privateKey) // ascii PEM: ----BEGIN...
|
|
// json { n: ..., e: ..., iq: ..., etc }
|
|
, privateKeyJwt: pkj
|
|
// deprecate
|
|
, privateKeyJson: pkj
|
|
// I would have chosen sha1 or sha2... but whatever
|
|
, publicKeyMd5: crypto.createHash('md5').update(pubPem).digest('hex')
|
|
});
|
|
}
|
|
|
|
module.exports.generateRsaKeypair = generateRsaKeypair;
|
|
module.exports.privateJwkToPems = parseAccountPrivateKey;
|
|
module.exports.privatePemToJwk = toAcmePrivateKey;
|
|
|
|
// TODO deprecate
|
|
module.exports.toAcmePrivateKey = toAcmePrivateKey;
|
|
module.exports.parseAccountPrivateKey = parseAccountPrivateKey;
|