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bluecrypt-keypairs.js
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working pem generation

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lastlink 2019-04-27 00:02:57 -04:00
parent 1b01c2c413
commit 735ec948da
3 changed files with 74 additions and 3 deletions
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8
app.js
View File

@ -44,15 +44,19 @@ function run() {
console.log('opts', opts);
Keypairs.generate(opts).then(function (results) {
var der = x509.packPkcs8(results.private);
console.log(der)
// Pem.encode(x509.packPkcs8(privateJwk))
var pem = Eckles.export({jwk:results.private})
$('.js-jwk').innerText = JSON.stringify(results, null, 2);
$('.js-der').innerText = JSON.stringify(der, null, 2);
$('.js-input-pem').innerText = pem;
//
$('.js-loading').hidden = true;
$('.js-jwk').hidden = false;
$$('input').map(function ($el) { $el.disabled = false; });
$$('button').map(function ($el) { $el.disabled = false; });
$('.js-toc-jwk').hidden = false;
$('.js-toc-der').hidden = false;
$('.js-toc-pem').hidden = false;
});
});

14
index.html
View File

@ -1,6 +1,12 @@
<html>
<head>
<title>BlueCrypt</title>
<style>
textarea {
width: 42em;
height: 10em;
}
</style>
</head>
<body>
<h1>BlueCrypt for the Browser</h1>
@ -58,6 +64,14 @@
<summary>JWK Keypair</summary>
<pre><code class="js-jwk">&nbsp;</code></pre>
</details>
<details class="js-toc-der" hidden>
<summary>DER Binary</summary>
<pre><code class="js-der">&nbsp;</code></pre>
</details>
<details class="js-toc-pem" hidden>
<summary>PEM (base64-encoded DER)</summary>
<textarea class="js-input-pem" readonly></textarea>
</details>
<details class="js-toc-acme-account-request" hidden>
<summary>ACME Account Request</summary>
<pre><code class="js-acme-account-request">&nbsp;</code></pre>

55
lib/ecdsa.js
View File

@ -32,7 +32,7 @@ EC.generate = function (opts) {
+ " Please choose either 'P-256' or 'P-384'. "
+ EC._stance));
}
var extractable = true;
return window.crypto.subtle.generateKey(
wcOpts
@ -51,6 +51,59 @@ EC.generate = function (opts) {
});
};
EC.export = function (opts) {
if (!opts || !opts.jwk || 'object' !== typeof opts.jwk) {
throw new Error("must pass { jwk: jwk } as a JSON object");
}
var jwk = JSON.parse(JSON.stringify(opts.jwk));
var format = opts.format;
if (opts.public || -1 !== [ 'spki', 'pkix', 'ssh', 'rfc4716' ].indexOf(format)) {
jwk.d = null;
}
if ('EC' !== jwk.kty) {
throw new Error("options.jwk.kty must be 'EC' for EC keys");
}
if (!jwk.d) {
if (!format || -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' or 'ssh' for public EC keys, not ("
+ typeof format + ") " + format);
}
} else {
if (!format || 'sec1' === format) {
format = 'sec1';
} else if ('pkcs8' !== format) {
throw new Error("options.format must be 'sec1' or 'pkcs8' for private EC keys, not '" + format + "'");
}
}
if (-1 === [ 'P-256', 'P-384' ].indexOf(jwk.crv)) {
throw new Error("options.jwk.crv must be either P-256 or P-384 for EC keys, not '" + jwk.crv + "'");
}
if (!jwk.y) {
throw new Error("options.jwk.y must be a urlsafe base64-encoded either P-256 or P-384");
}
if ('sec1' === format) {
return PEM.packBlock({ type: "EC PRIVATE KEY", bytes: x509.packSec1(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.packSsh(jwk);
} else {
throw new Error("Sanity Error: reached unreachable code block with format: " + format);
}
};
EC.pack = function (opts) {
return Promise.resolve().then(function () {
return EC.exportSync(opts);
});
};
// Chopping off the private parts is now part of the public API.
// I thought it sounded a little too crude at first, but it really is the best name in every possible way.
EC.neuter = function (opts) {