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Add support for EC keys #3

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lauri merged 6 commits from ec-key-support into master 2021-08-19 16:59:21 +00:00
Conversation 3 Commits 6 Files Changed 4 +88 -129
1 changed files with 88 additions and 129 deletions
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static/js/certidude.js
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@ -4,21 +4,22 @@ import {
arrayBufferToString, arrayBufferToString,
stringToArrayBuffer, stringToArrayBuffer,
toBase64, toBase64,
fromBase64,
bufferToHexCodes bufferToHexCodes
} from "pvutils"; } from "pvutils";
import { import {
getCrypto, getCrypto,
getAlgorithmParameters, getAlgorithmParameters,
} from "../node_modules/pkijs/src/common.js"; } from "../node_modules/pkijs/src/common.js";
import { formatPEM } from "./formatPEM.js";
import CertificationRequest from "../node_modules/pkijs/src/CertificationRequest.js"; import CertificationRequest from "../node_modules/pkijs/src/CertificationRequest.js";
import AttributeTypeAndValue from "../node_modules/pkijs/src/AttributeTypeAndValue.js"; import AttributeTypeAndValue from "../node_modules/pkijs/src/AttributeTypeAndValue.js";
import Certificate from "../node_modules/pkijs/src/Certificate.js"; import { formatPEM } from "./formatPEM.js";
import { pkcs12chain } from "./pkcs12chain.js";
import {
privKeyToBase64,
privKeyToPem,
certReqToPem
} from "./util.js"
let hashAlg = "SHA-384";
let signAlg = "RSASSA-PKCS1-V1_5";
const KEY_SIZE = 2048;
const DEVICE_KEYWORDS = ["Android", "iPhone", "iPad", "Windows", "Ubuntu", "Fedora", "Mac", "Linux"]; const DEVICE_KEYWORDS = ["Android", "iPhone", "iPad", "Windows", "Ubuntu", "Fedora", "Mac", "Linux"];
jQuery.timeago.settings.allowFuture = true; jQuery.timeago.settings.allowFuture = true;
@ -81,16 +82,14 @@ function onShowAll() {
} }
function onKeyGen() { function onKeyGen() {
return new Promise((resolve, reject) => { return new Promise(async (resolve, reject) => {
if (window.navigator.userAgent.indexOf(" Edge/") >= 0) { if (window.navigator.userAgent.indexOf(" Edge/") >= 0) {
$("#enroll .loader-container").hide(); $("#enroll .loader-container").hide();
$("#enroll .edge-broken").show(); $("#enroll .edge-broken").show();
return; return;
} }
let sequence = Promise.resolve(); let pkcs10 = new CertificationRequest();
const pkcs10 = new CertificationRequest();
let publicKey, privateKey;
// Commonname // Commonname
pkcs10.subject.typesAndValues.push( pkcs10.subject.typesAndValues.push(
@ -102,45 +101,29 @@ function onKeyGen() {
pkcs10.attributes = []; pkcs10.attributes = [];
sequence = sequence.then(() => { let algorithm;
const algorithm = getAlgorithmParameters(signAlg, "generatekey"); if (authority.certificate.algorithm == "rsa") {
algorithm = getAlgorithmParameters(
window.authority.rsa_sign_alg, "generatekey");
}
if (authority.certificate.algorithm == "ec") {
algorithm = getAlgorithmParameters(
window.authority.ec_sign_alg, "generatekey");
}
if ("hash" in algorithm.algorithm) if ("hash" in algorithm.algorithm)
algorithm.algorithm.hash.name = hashAlg; algorithm.algorithm.hash.name = window.authority.hash_alg;
return crypto.generateKey(algorithm.algorithm, true, algorithm.usages); const keyPair = await crypto.generateKey(
}); algorithm.algorithm, true, algorithm.usages);
sequence = sequence.then(
(keyPair) => {
window.keys = keyPair; window.keys = keyPair;
publicKey = keyPair.publicKey; const publicKey = keyPair.publicKey;
privateKey = keyPair.privateKey; const privateKey = keyPair.privateKey;
},
(error) => Promise.reject(`Error during key generation: ${error}`)
);
sequence = sequence.then(() => await pkcs10.subjectPublicKeyInfo.importKey(publicKey);
pkcs10.subjectPublicKeyInfo.importKey(publicKey) await pkcs10.sign(privateKey, window.authority.hash_alg);
);
sequence = sequence.then(
async () => {
pkcs10.sign(privateKey, hashAlg);
window.csr = pkcs10; window.csr = pkcs10;
console.info("Certification request created"); console.info("Certification request created");
var pkcs8 = await crypto.exportKey("pkcs8", keys.privateKey);
var pem = formatPEM(
toBase64(String.fromCharCode.apply(null, new Uint8Array(pkcs8)))
);
console.log(
`-----BEGIN RSA PRIVATE KEY-----\r\n${pem}\r\n-----END RSA PRIVATE KEY-----\r\n`
);
resolve();
},
(error) => Promise.reject(`Error during exporting public key: ${error}`)
);
sequence = sequence.then(() => {
$("#enroll .loader-container").hide(); $("#enroll .loader-container").hide();
var prefix = null; var prefix = null;
for (i in DEVICE_KEYWORDS) { for (i in DEVICE_KEYWORDS) {
@ -167,7 +150,8 @@ function onKeyGen() {
} }
} }
$(".option.any").show(); $(".option.any").show();
});
resolve();
}); });
} }
@ -197,58 +181,40 @@ function onEnroll(encoding) {
console.info("User agent:", window.navigator.userAgent); console.info("User agent:", window.navigator.userAgent);
var xhr = new XMLHttpRequest(); var xhr = new XMLHttpRequest();
xhr.open('GET', "/api/certificate/"); xhr.open('GET', "/api/certificate/");
xhr.onload = function() { xhr.onload = async function() {
if (xhr.status === 200) { if (xhr.status === 200) {
// const xhrPEM = xhr.responseText.replace( const caBase64 = xhr.responseText.replace(
// /(-----(BEGIN|END) CERTIFICATE-----|\n)/g, /(-----(BEGIN|END) CERTIFICATE-----|\n)/g, "");
// ""
// );
// const xhrAsn1 = asn1js.fromBER(stringToArrayBuffer(fromBase64(xhrPEM)));
// var ca = new Certificate({ schema: xhrAsn1.result });
var ca = forge.pki.certificateFromPem(xhr.responseText);
console.info("Got CA certificate:");
var xhr2 = new XMLHttpRequest(); var xhr2 = new XMLHttpRequest();
xhr2.open("PUT", "/api/token/?token=" + query.token ); xhr2.open("PUT", "/api/token/?token=" + query.token );
xhr2.onload = async function() { xhr2.onload = async function() {
if (xhr2.status === 200) { if (xhr2.status === 200) {
var a = document.createElement("a"); var a = document.createElement("a");
const certBase64 = xhr.responseText.replace(
/(-----(BEGIN|END) CERTIFICATE-----|\n)/g, "");
// const xhr2PEM = xhr.responseText.replace( // Private key to base64 (for pkcs12chain)
// /(-----(BEGIN|END) CERTIFICATE-----|\n)/g, let privKeyBase64 = await privKeyToBase64(keys.privateKey, crypto);
// ""
// );
// const xhr2asn1 = asn1js.fromBER(
// stringToArrayBuffer(fromBase64(xhr2PEM))
// );
// var cert = await new Certificate({ schema: xhr2asn1.result });
var cert = forge.pki.certificateFromPem(xhr2.responseText);
console.info("Got signed certificate:", xhr2.responseText);
// Convert PKIJS key to forge key through PEM
let privateKeyArrayBuffer = new ArrayBuffer(0);
privateKeyArrayBuffer = await crypto.exportKey("pkcs8", keys.privateKey);
let tempPrivPem = `\r\n-----BEGIN PRIVATE KEY-----\r\n`;
tempPrivPem = `${tempPrivPem}${formatPEM(toBase64(arrayBufferToString(privateKeyArrayBuffer)))}`;
tempPrivPem = `${tempPrivPem}\r\n-----END PRIVATE KEY-----\r\n`;
let forgePrivKey = forge.pki.privateKeyFromPem(tempPrivPem);
var p12 = forge.asn1.toDer(forge.pkcs12.toPkcs12Asn1(
forgePrivKey, [cert, ca], "", {algorithm: '3des'})).getBytes();
switch(encoding) { switch(encoding) {
case 'p12': case 'p12':
var buf = forge.asn1.toDer(p12).getBytes(); var p12 = await pkcs12chain(privKeyBase64, [certBase64, caBase64], "", window.authority.hash_alg);
var buf = arrayBufferToString(p12.toSchema().toBER(false));
var mimetype = "application/x-pkcs12" var mimetype = "application/x-pkcs12"
a.download = query.title + ".p12"; a.download = query.title + ".p12";
break break
case 'sswan': case 'sswan':
var p12 = arrayBufferToString(
(await pkcs12chain(privKeyBase64, [certBase64, caBase64], "", window.authority.hash_alg)).toSchema().toBER(false));
var buf = JSON.stringify({ var buf = JSON.stringify({
uuid: blobToUuid(authority.namespace), uuid: await blobToUuid(authority.namespace),
name: authority.namespace, name: authority.namespace,
type: "ikev2-cert", type: "ikev2-cert",
'ike-proposal': 'aes256-sha384-prfsha384-modp2048', 'ike-proposal': window.authority.strongswan.ike,
'esp-proposal': 'aes128gcm16-modp2048', 'esp-proposal': window.authority.strongswan.esp,
remote: { remote: {
addr: authority.namespace, addr: authority.namespace,
revocation: { revocation: {
@ -265,13 +231,7 @@ function onEnroll(encoding) {
a.download = query.title + ".sswan"; a.download = query.title + ".sswan";
break break
case 'ovpn': case 'ovpn':
let privKey = await crypto.exportKey("pkcs8", keys.privateKey); let privKeyPem = await privKeyToPem(keys.privateKey, crypto);
let privKeyBody = formatPEM(
toBase64(
String.fromCharCode.apply(null, new Uint8Array(privKey))
)
);
let privKeyPem = `-----BEGIN RSA PRIVATE KEY-----\r\n${privKeyBody}\r\n-----END RSA PRIVATE KEY-----\r\n`;
var buf = nunjucks.render('snippets/openvpn-client.conf', { var buf = nunjucks.render('snippets/openvpn-client.conf', {
authority: authority, authority: authority,
@ -283,23 +243,23 @@ function onEnroll(encoding) {
a.download = query.title + ".ovpn"; a.download = query.title + ".ovpn";
break break
case 'mobileconfig': case 'mobileconfig':
var p12 = forge.asn1.toDer(forge.pkcs12.toPkcs12Asn1( var p12 = arrayBufferToString(
keys.privateKey, [cert, ca], "1234", {algorithm: '3des'})).getBytes(); (await pkcs12chain(
privKeyBase64, [certBase64, caBase64],
"1234", window.authority.hash_alg))
.toSchema().toBER(false));
var buf = nunjucks.render('snippets/ios.mobileconfig', { var buf = nunjucks.render('snippets/ios.mobileconfig', {
authority: authority, authority: authority,
service_uuid: blobToUuid(query.title), service_uuid: await blobToUuid(query.title),
conf_uuid: blobToUuid(query.title + " conf1"), conf_uuid: await blobToUuid(query.title + " conf1"),
title: query.title, title: query.title,
common_name: common_name, common_name: common_name,
gateway: authority.namespace, gateway: authority.namespace,
p12_uuid: blobToUuid(p12), p12_uuid: await blobToUuid(p12),
p12: toBase64(p12), p12: toBase64(p12),
ca_uuid: blobToUuid( ca_uuid: await blobToUuid(caBase64),
forge.asn1.toDer(forge.pki.certificateToAsn1(ca)).getBytes() ca: caBase64,
),
ca: toBase64(
forge.asn1.toDer(forge.pki.certificateToAsn1(ca)).getBytes()
),
}); });
var mimetype = "application/x-apple-aspen-config"; var mimetype = "application/x-apple-aspen-config";
a.download = query.title + ".mobileconfig"; a.download = query.title + ".mobileconfig";
@ -321,11 +281,7 @@ function onEnroll(encoding) {
} }
} }
}; };
let resultString = "-----BEGIN CERTIFICATE REQUEST-----\r\n"; let resultString = await certReqToPem(window.csr);
resultString = `${resultString}${formatPEM(
toBase64(arrayBufferToString(csr.toSchema().toBER(false)))
)}`;
resultString = `${resultString}\r\n-----END CERTIFICATE REQUEST-----\r\n`;
xhr2.send(resultString); xhr2.send(resultString);
} }
@ -333,7 +289,7 @@ function onEnroll(encoding) {
xhr.send(); xhr.send();
} }
function onHashChanged() { async function onHashChanged() {
window.query = {}; window.query = {};
var a = location.hash.substring(1).split('&'); var a = location.hash.substring(1).split('&');
@ -357,6 +313,9 @@ function onHashChanged() {
}, },
success: async function(authority) { success: async function(authority) {
window.authority = authority window.authority = authority
window.authority.hash_alg = "SHA-384";
window.authority.rsa_sign_alg = "RSASSA-PKCS1-v1_5";
window.authority.ec_sign_alg = "ECDSA";
var prefix = "unknown"; var prefix = "unknown";
for (i in DEVICE_KEYWORDS) { for (i in DEVICE_KEYWORDS) {
@ -385,8 +344,8 @@ function onHashChanged() {
for (i = 0; i < options.length; i++) { for (i = 0; i < options.length; i++) {
options[i].style.display = "none"; options[i].style.display = "none";
} }
setTimeout(onKeyGen, 100);
console.info("Generating key pair..."); console.info("Generating key pair...");
await onKeyGen();
} else { } else {
loadAuthority(query); loadAuthority(query);
} }