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greenlock.html
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tested working in firefox

This commit is contained in:
AJ ONeal 2018-11-10 09:18:59 +00:00
parent 136c9c06fe
commit df964d76c6
3 changed files with 136 additions and 73 deletions
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1
app/index.html
View File

@ -207,6 +207,7 @@
<div id="js-acme-ver-uri" class="acme-ver-uri">..loading</div>
</div>
<div class="js-acme-verification-dns-01">
<h3>Set this DNS Record</h3>
<div class="acme-ver-dns-label">Hostname</div>
<div id="js-acme-ver-hostname">loading...</div>
<div class="acme-ver-dns-label">TXT Host</div>

156
app/js/app.js
View File

@ -2,7 +2,7 @@
'use strict';
/*global URLSearchParams,Headers*/
var BROWSER_SUPPORTS_ECDSA = navigator.userAgent.toLowerCase().indexOf('firefox') === -1;
var BROWSER_SUPPORTS_ECDSA;
var $qs = function (s) { return window.document.querySelector(s); };
var $qsa = function (s) { return window.document.querySelectorAll(s); };
var info = {};
@ -31,16 +31,50 @@
});
});
}
function testRsaSupport() {
var opts = {
type: 'RSA'
, bitlength: '2048'
};
return BACME.accounts.generateKeypair(opts).then(function (jwk) {
return crypto.subtle.importKey(
"jwk"
, jwk
, { name: "RSASSA-PKCS1-v1_5", hash: { name: "SHA-256" } }
, true
, ["sign"]
).then(function (privateKey) {
return window.crypto.subtle.exportKey("pkcs8", privateKey);
});
});
}
testEcdsaSupport().then(function () {
console.log("supports ECDSA");
console.info("[crypto] ECDSA is supported");
BROWSER_SUPPORTS_ECDSA = true;
localStorage.setItem('version', '1');
return true;
}).catch(function () {
console.log("DOES NOT supports ECDSA");
console.warn("[crypto] ECDSA is NOT fully supported");
BROWSER_SUPPORTS_ECDSA = false;
// fix previous firefox browsers
if (!localStorage.getItem('version')) {
localStorage.clear();
localStorage.getItem('version', '1');
}
// DO NOT RETURN HERE
testRsaSupport().then(function () {
console.info('[crypto] RSA is supported');
}).catch(function (err) {
console.error('[crypto] could not use either EC nor RSA.');
console.error(err);
window.alert("Your browser is cryptography support (neither RSA or EC is usable). Please use Chrome, Firefox, or Safari.");
});
// RETURN HERE
return false;
});
// TODO test RSA support
var apiUrl = 'https://acme-{{env}}.api.letsencrypt.org/directory';
function updateApiType() {
@ -83,7 +117,10 @@
var j = i;
i += 1;
steps[j].submit(ev);
return PromiseA.resolve(steps[j].submit(ev)).catch(function (err) {
console.error(err);
window.alert.error("Something went wrong. It's our fault not yours. Please email aj@greenlock.domains and let him know that 'step " + j + "' failed.");
});
}
$qsa('.js-acme-form').forEach(function ($el) {
@ -355,8 +392,9 @@
});
});
}).catch(function (err) {
console.error('Step \'' + i + '\' Error:');
console.error('Step \'\' Error:');
console.error(err, err.stack);
window.alert("An error happened at Step " + i + ", but it's not your fault. Email aj@greenlock.domains and let him know.");
});
};
@ -421,9 +459,22 @@
if ('pending' === poll.status) {
return true;
}
if ('invalid' === poll.status) {
allsWell = false;
window.alert("verification failed:" + poll.error.detail);
return;
}
if (poll.error) {
window.alert("verification failed:" + poll.error.detail);
return;
}
if ('valid' !== poll.status) {
allsWell = false;
console.warn('BAD POLL STATUS', poll);
window.alert("unknown error: " + JSON.stringify(poll, null, 2));
}
// TODO show status in HTML
});
@ -444,6 +495,38 @@
});
};
// https://stackoverflow.com/questions/40314257/export-webcrypto-key-to-pem-format
function spkiToPEM(keydata, pemName){
var keydataS = arrayBufferToString(keydata);
var keydataB64 = window.btoa(keydataS);
var keydataB64Pem = formatAsPem(keydataB64, pemName);
return keydataB64Pem;
}
function arrayBufferToString( buffer ) {
var binary = '';
var bytes = new Uint8Array( buffer );
var len = bytes.byteLength;
for (var i = 0; i < len; i++) {
binary += String.fromCharCode( bytes[ i ] );
}
return binary;
}
function formatAsPem(str, pemName) {
var finalString = '-----BEGIN ' + pemName + ' PRIVATE KEY-----\n';
while(str.length > 0) {
finalString += str.substring(0, 64) + '\n';
str = str.substring(64);
}
finalString = finalString + '-----END ' + pemName + ' PRIVATE KEY-----';
return finalString;
}
// spinner
steps[4] = function () {
updateProgress(1);
@ -460,16 +543,10 @@
function createKeypair() {
var opts;
if(BROWSER_SUPPORTS_ECDSA) {
opts = {
type: 'ECDSA'
, bitlength: '256'
};
if (BROWSER_SUPPORTS_ECDSA) {
opts = { type: 'ECDSA', bitlength: '256' };
} else {
opts = {
type: 'RSA'
, bitlength: '2048'
};
opts = { type: 'RSA', bitlength: '2048' };
}
return BACME.domains.generateKeypair(opts).then(function (serverJwk) {
@ -524,52 +601,14 @@
$qs("#js-download-fullchain-link").href =
"data:text/octet-stream;base64," + window.btoa(certs);
// https://stackoverflow.com/questions/40314257/export-webcrypto-key-to-pem-format
function spkiToPEM(keydata){
var keydataS = arrayBufferToString(keydata);
var keydataB64 = window.btoa(keydataS);
var keydataB64Pem = formatAsPem(keydataB64);
return keydataB64Pem;
}
function arrayBufferToString( buffer ) {
var binary = '';
var bytes = new Uint8Array( buffer );
var len = bytes.byteLength;
for (var i = 0; i < len; i++) {
binary += String.fromCharCode( bytes[ i ] );
}
return binary;
}
function formatAsPem(str) {
var finalString = '-----BEGIN ' + pemName + ' PRIVATE KEY-----\n';
while(str.length > 0) {
finalString += str.substring(0, 64) + '\n';
str = str.substring(64);
}
finalString = finalString + '-----END ' + pemName + ' PRIVATE KEY-----';
return finalString;
}
var wcOpts;
var pemName;
if (/^R/.test(info.serverJwk.kty)) {
pemName = 'RSA';
wcOpts = {
name: "RSASSA-PKCS1-v1_5"
, hash: { name: "SHA-256" }
};
wcOpts = { name: "RSASSA-PKCS1-v1_5", hash: { name: "SHA-256" } };
} else {
pemName = 'EC';
wcOpts = {
name: "ECDSA"
, namedCurve: "P-256"
};
wcOpts = { name: "ECDSA", namedCurve: "P-256" };
}
return crypto.subtle.importKey(
"jwk"
@ -580,15 +619,16 @@
).then(function (privateKey) {
return window.crypto.subtle.exportKey("pkcs8", privateKey);
}).then (function (keydata) {
var pem = spkiToPEM(keydata);
var pem = spkiToPEM(keydata, pemName);
$qs('#js-privkey').innerHTML = pem;
$qs("#js-download-privkey-link").href =
"data:text/octet-stream;base64," + window.btoa(pem);
steps[i]();
}).catch(function(err){
console.error(err.toString());
});
});
}).catch(function (err) {
console.error(err.toString());
window.alert("An error happened in the final step, but it's not your fault. Email aj@greenlock.domains and let him know.");
});
};

50
app/js/bacme.js
View File

@ -38,13 +38,16 @@ BACME._logBody = function (body) {
BACME.directory = function (opts) {
return webFetch(opts.directoryUrl || directoryUrl, { mode: 'cors' }).then(function (resp) {
BACME._logHeaders(resp);
return resp.json().then(function (body) {
directory = body;
return resp.json().then(function (reply) {
if (/error/.test(reply.type)) {
return Promise.reject(new Error(reply.detail || reply.type));
}
directory = reply;
nonceUrl = directory.newNonce || 'https://acme-staging-v02.api.letsencrypt.org/acme/new-nonce';
accountUrl = directory.newAccount || 'https://acme-staging-v02.api.letsencrypt.org/acme/new-account';
orderUrl = directory.newOrder || "https://acme-staging-v02.api.letsencrypt.org/acme/new-order";
BACME._logBody(body);
return body;
BACME._logBody(reply);
return reply;
});
});
};
@ -227,18 +230,30 @@ BACME.accounts.sign = function (opts) {
payloadJson
);
// TODO RSA
var protectedJson =
{ nonce: opts.nonce
, url: accountUrl
, alg: abstractKey.meta.alg
, jwk: {
kty: opts.jwk.kty
, crv: opts.jwk.crv
, x: opts.jwk.x
, y: opts.jwk.y
}
, jwk: null
};
if (/EC/i.test(opts.jwk.kty)) {
protectedJson.jwk = {
crv: opts.jwk.crv
, kty: opts.jwk.kty
, x: opts.jwk.x
, y: opts.jwk.y
};
} else if (/RS/i.test(opts.jwk.kty)) {
protectedJson.jwk = {
e: opts.jwk.e
, kty: opts.jwk.kty
, n: opts.jwk.n
};
} else {
return Promise.reject(new Error("[acme.accounts.sign] unsupported key type '" + opts.jwk.kty + "'"));
}
console.log('protected:');
console.log(protectedJson);
var protected64 = BACME._jsto64(
@ -486,9 +501,7 @@ var challengePollUrl;
// { jwk, challengeUrl, accountId (kid) }
BACME.challenges.accept = function (opts) {
var payload64 = BACME._jsto64(
{}
);
var payload64 = BACME._jsto64({});
return BACME._importKey(opts.jwk).then(function (abstractKey) {
var protected64 = BACME._jsto64(
@ -530,6 +543,9 @@ BACME.challenges.check = function (opts) {
BACME._logHeaders(resp);
return resp.json().then(function (reply) {
if (/error/.test(reply.type)) {
return Promise.reject(new Error(reply.detail || reply.type));
}
challengePollUrl = reply.url;
BACME._logBody(reply);
@ -630,6 +646,9 @@ BACME.orders.finalize = function (opts) {
nonce = resp.headers.get('replay-nonce');
return resp.json().then(function (reply) {
if (/error/.test(reply.type)) {
return Promise.reject(new Error(reply.detail || reply.type));
}
certificateUrl = reply.certificate;
BACME._logBody(reply);
@ -667,6 +686,9 @@ BACME.orders.check = function (opts) {
BACME._logHeaders(resp);
return resp.json().then(function (reply) {
if (/error/.test(reply.type)) {
return Promise.reject(new Error(reply.detail || reply.type));
}
BACME._logBody(reply);
return reply;