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acme.js-ARCHIVED
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Code Issues 4 Pull Requests 3 Releases Activity

working rsa pem

This commit is contained in:
lastlink 2019-04-27 00:31:16 -04:00
parent f0166afeeb
commit 70103de28d
3 changed files with 131 additions and 5 deletions
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14
app.js
View File

@ -45,17 +45,23 @@
};
console.log('opts', opts);
Keypairs.generate(opts).then(function (results) {
var der;
if (opts.kty == 'EC') {
var der = x509.packPkcs8(results.private);
der = x509.packPkcs8(results.private);
var pem = Eckles.export({ jwk: results.private })
$('.js-der').innerText = JSON.stringify(der, null, 2);
$('.js-input-pem').innerText = pem;
$('.js-toc-der').hidden = false;
$('.js-toc-pem').hidden = false;
} else {
der = x509.packPkcs8(results.private);
var pem = Rasha.pack({ jwk: results.private }).then(function (pem) {
$('.js-input-pem').innerText = pem;
$('.js-toc-pem').hidden = false;
})
}
$('.js-der').innerText = JSON.stringify(der, null, 2);
$('.js-toc-der').hidden = false;
$('.js-jwk').innerText = JSON.stringify(results, null, 2);
//
$('.js-loading').hidden = true;
$('.js-jwk').hidden = false;
$$('input').map(function ($el) { $el.disabled = false; });

61
lib/rsa.js
View File

@ -3,6 +3,7 @@
'use strict';
var RSA = exports.Rasha = {};
var x509 = exports.x509;
if ('undefined' !== typeof module) { module.exports = RSA; }
var Enc = {};
var textEncoder = new TextEncoder();
@ -106,6 +107,66 @@ RSA.thumbprint = function (opts) {
});
};
RSA.export = function (opts) {
if (!opts || !opts.jwk || 'object' !== typeof opts.jwk) {
throw new Error("must pass { jwk: jwk }");
}
var jwk = JSON.parse(JSON.stringify(opts.jwk));
var format = opts.format;
var pub = opts.public;
if (pub || -1 !== [ 'spki', 'pkix', 'ssh', 'rfc4716' ].indexOf(format)) {
jwk = RSA.nueter(jwk);
}
if ('RSA' !== jwk.kty) {
throw new Error("options.jwk.kty must be 'RSA' for RSA keys");
}
if (!jwk.p) {
// TODO test for n and e
pub = true;
if (!format || 'pkcs1' === format) {
format = 'pkcs1';
} else if (-1 !== [ 'spki', 'pkix' ].indexOf(format)) {
format = 'spki';
} else if (-1 !== [ 'ssh', 'rfc4716' ].indexOf(format)) {
format = 'ssh';
} else {
throw new Error("options.format must be 'spki', 'pkcs1', or 'ssh' for public RSA keys, not ("
+ typeof format + ") " + format);
}
} else {
// TODO test for all necessary keys (d, p, q ...)
if (!format || 'pkcs1' === format) {
format = 'pkcs1';
} else if ('pkcs8' !== format) {
throw new Error("options.format must be 'pkcs1' or 'pkcs8' for private RSA keys");
}
}
if ('pkcs1' === format) {
if (jwk.d) {
return PEM.packBlock({ type: "RSA PRIVATE KEY", bytes: x509.packPkcs1(jwk) });
} else {
return PEM.packBlock({ type: "RSA PUBLIC KEY", bytes: x509.packPkcs1(jwk) });
}
} else if ('pkcs8' === format) {
return PEM.packBlock({ type: "PRIVATE KEY", bytes: x509.packPkcs8(jwk) });
} else if (-1 !== [ 'spki', 'pkix' ].indexOf(format)) {
return PEM.packBlock({ type: "PUBLIC KEY", bytes: x509.packSpki(jwk) });
} else if (-1 !== [ 'ssh', 'rfc4716' ].indexOf(format)) {
return SSH.pack({ jwk: jwk, comment: opts.comment });
} else {
throw new Error("Sanity Error: reached unreachable code block with format: " + format);
}
};
RSA.pack = function (opts) {
// wrapped in a promise for API compatibility
// with the forthcoming browser version
// (and potential future native node capability)
return Promise.resolve().then(function () {
return RSA.export(opts);
});
};
Enc.bufToUrlBase64 = function (u8) {
return Enc.bufToBase64(u8)
.replace(/\+/g, '-').replace(/\//g, '_').replace(/=/g, '');

59
lib/x509.js
View File

@ -55,6 +55,27 @@
};
};
x509.packPkcs1 = function (jwk) {
var n = ASN1.UInt(Enc.base64ToHex(jwk.n));
var e = ASN1.UInt(Enc.base64ToHex(jwk.e));
if (!jwk.d) {
return Enc.hexToBuf(ASN1('30', n, e));
}
return Enc.hexToBuf(ASN1('30'
, ASN1.UInt('00')
, n
, e
, ASN1.UInt(Enc.base64ToHex(jwk.d))
, ASN1.UInt(Enc.base64ToHex(jwk.p))
, ASN1.UInt(Enc.base64ToHex(jwk.q))
, ASN1.UInt(Enc.base64ToHex(jwk.dp))
, ASN1.UInt(Enc.base64ToHex(jwk.dq))
, ASN1.UInt(Enc.base64ToHex(jwk.qi))
));
};
x509.parsePkcs8 = function parseEcPkcs8(u8, jwk) {
var index = 24 + (OBJ_ID_EC.length / 2);
var len = 32;
@ -141,6 +162,44 @@
* @param {*} jwk
*/
x509.packPkcs8 = function (jwk) {
if (jwk.kty == 'RSA') {
if (!jwk.d) {
// Public RSA
return Enc.hexToBuf(ASN1('30'
, ASN1('30'
, ASN1('06', '2a864886f70d010101')
, ASN1('05')
)
, ASN1.BitStr(ASN1('30'
, ASN1.UInt(Enc.base64ToHex(jwk.n))
, ASN1.UInt(Enc.base64ToHex(jwk.e))
))
));
}
// Private RSA
return Enc.hexToBuf(ASN1('30'
, ASN1.UInt('00')
, ASN1('30'
, ASN1('06', '2a864886f70d010101')
, ASN1('05')
)
, ASN1('04'
, ASN1('30'
, ASN1.UInt('00')
, ASN1.UInt(Enc.base64ToHex(jwk.n))
, ASN1.UInt(Enc.base64ToHex(jwk.e))
, ASN1.UInt(Enc.base64ToHex(jwk.d))
, ASN1.UInt(Enc.base64ToHex(jwk.p))
, ASN1.UInt(Enc.base64ToHex(jwk.q))
, ASN1.UInt(Enc.base64ToHex(jwk.dp))
, ASN1.UInt(Enc.base64ToHex(jwk.dq))
, ASN1.UInt(Enc.base64ToHex(jwk.qi))
)
)
));
}
var d = Enc.base64ToHex(jwk.d);
var x = Enc.base64ToHex(jwk.x);
var y = Enc.base64ToHex(jwk.y);