coolaj86
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bluecrypt-keypairs.js
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WIP Building out all features necessary for Let's Encrypt #6

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coolaj86 wants to merge 17 commits from more-acme into master
pull from: more-acme
merge into: coolaj86:master
Conversation 1 Commits 17 Files Changed 13 +64 -31
2 changed files with 64 additions and 31 deletions
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4
app.js
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@ -114,7 +114,7 @@
acme.init('https://acme-staging-v02.api.letsencrypt.org/directory').then(function (result) {
console.log('acme result', result);
var privJwk = JSON.parse($('.js-jwk').innerText).private;
var email = $('.js-email').innerText;
var email = $('.js-email').value;
function checkTos(tos) {
console.log("TODO checkbox for agree to terms");
return tos;
@ -130,7 +130,7 @@
, modulusLength: 2048
}).then(function (pair) {
console.log('domain keypair:', pair);
var domains = ($('.js-domains').innerText||'example.com').split(/[, ]+/g);
var domains = ($('.js-domains').value||'example.com').split(/[, ]+/g);
return acme.certificates.create({
accountKeypair: { privateKeyJwk: privJwk }
, account: account

91
lib/acme.js
View File

@ -29,20 +29,19 @@ ACME.challengePrefixes = {
};
ACME.challengeTests = {
'http-01': function (me, auth) {
var url = 'http://' + auth.hostname + ACME.challengePrefixes['http-01'] + '/' + auth.token;
return me.request({ method: 'GET', url: url }).then(function (resp) {
return me.http01(auth).then(function (keyAuth) {
var err;
// TODO limit the number of bytes that are allowed to be downloaded
if (auth.keyAuthorization === resp.body.toString('utf8').trim()) {
if (auth.keyAuthorization === (keyAuth||'').trim()) {
return true;
}
err = new Error(
"Error: Failed HTTP-01 Pre-Flight / Dry Run.\n"
+ "curl '" + url + "'\n"
+ "curl '" + auth.challengeUrl + "'\n"
+ "Expected: '" + auth.keyAuthorization + "'\n"
+ "Got: '" + resp.body + "'\n"
+ "Got: '" + keyAuth + "'\n"
+ "See https://git.coolaj86.com/coolaj86/acme-v2.js/issues/4"
);
err.code = 'E_FAIL_DRY_CHALLENGE';
@ -51,10 +50,7 @@ ACME.challengeTests = {
}
, 'dns-01': function (me, auth) {
// remove leading *. on wildcard domains
return me.dig({
type: 'TXT'
, name: auth.dnsHost
}).then(function (ans) {
return me.dns01(auth).then(function (ans) {
var err;
if (ans.answer.some(function (txt) {
@ -154,7 +150,7 @@ ACME._registerAccount = function (me, options) {
, kid: options.externalAccount.id
, url: me._directoryUrls.newAccount
}
, payload: Enc.strToBuf(JSON.stringify(pair.public))
, payload: Enc.binToBuf(JSON.stringify(pair.public))
}).then(function (jws) {
body.externalAccountBinding = jws;
return body;
@ -390,6 +386,7 @@ ACME._challengeToAuth = function (me, options, request, challenge, dryrun) {
// keyAuthorization = token || '.' || base64url(JWK_Thumbprint(accountKey))
auth.keyAuthorization = challenge.token + '.' + auth.thumbprint;
// conflicts with ACME challenge id url is already in use, so we call this challengeUrl instead
// TODO auth.http01Url ?
auth.challengeUrl = 'http://' + auth.identifier.value + ACME.challengePrefixes['http-01'] + '/' + auth.token;
auth.dnsHost = dnsPrefix + '.' + auth.hostname.replace('*.', '');
@ -440,7 +437,7 @@ ACME._postChallenge = function (me, options, auth) {
options: options
, url: auth.url
, protected: { kid: options._kid }
, payload: Enc.strToBuf(JSON.stringify({ "status": "deactivated" }))
, payload: Enc.binToBuf(JSON.stringify({ "status": "deactivated" }))
}).then(function (resp) {
if (me.debug) { console.debug('deactivate challenge: resp.body:'); }
if (me.debug) { console.debug(resp.body); }
@ -515,7 +512,7 @@ ACME._postChallenge = function (me, options, auth) {
options: options
, url: auth.url
, protected: { kid: options._kid }
, payload: Enc.strToBuf(JSON.stringify({}))
, payload: Enc.binToBuf(JSON.stringify({}))
}).then(function (resp) {
if (me.debug) { console.debug('respond to challenge: resp.body:'); }
if (me.debug) { console.debug(resp.body); }
@ -576,7 +573,7 @@ ACME._finalizeOrder = function (me, options, validatedDomains) {
options: options
, url: options._finalize
, protected: { kid: options._kid }
, payload: Enc.strToBuf(payload)
, payload: Enc.binToBuf(payload)
}).then(function (resp) {
if (me.debug) { console.debug('order finalized: resp.body:'); }
if (me.debug) { console.debug(resp.body); }
@ -717,7 +714,7 @@ ACME._getCertificate = function (me, options) {
options: options
, url: me._directoryUrls.newOrder
, protected: { kid: options._kid }
, payload: Enc.strToBuf(payload)
, payload: Enc.binToBuf(payload)
}).then(function (resp) {
var location = resp.headers.location;
var setAuths;
@ -818,21 +815,21 @@ ACME.create = function create(me) {
me.challengePrefixes = ACME.challengePrefixes;
me.Keypairs = me.Keypairs || me.RSA || require('rsa-compat').RSA;
me._nonces = [];
if (!me._baseUrl) {
me._baseUrl = "";
}
//me.Keypairs = me.Keypairs || require('keypairs');
//me.request = me.request || require('@root/request');
if (!me.dig) {
me.dig = function (query) {
// TODO use digd.js
return new me.request({ url: "/api/dns/" + query.name + "?type=" + query.type }).then(function (resp) {
if (!resp.body || !Array.isArray(resp.body.answer)) {
throw new Error("failed to get DNS response");
}
return {
answer: resp.body.answer.map(function (ans) {
return { data: ans.data, ttl: ans.ttl };
})
};
});
if (!me.dns01) {
me.dns01 = function (auth) {
return ACME._dns01(me, auth);
};
}
// backwards compat
if (!me.dig) { me.dig = me.dns01; }
if (!me.http01) {
me.http01 = function (auth) {
return ACME._http01(me, auth);
};
}
@ -853,8 +850,21 @@ ACME.create = function create(me) {
if ('string' !== typeof me.directoryUrl) {
throw new Error("you must supply either the ACME directory url as a string or an object of the ACME urls");
}
return ACME._directory(me).then(function (resp) {
return fin(resp.body);
var p = Promise.resolve();
if (!me.skipChallengeTest) {
p = me.request({ url: me._baseUrl + "/api/_acme_api_/" }).then(function (resp) {
if (resp.body.success) {
me._canCheckHttp01 = true;
me._canCheckDns01 = true;
}
}).catch(function () {
// ignore
});
}
return p.then(function () {
return ACME._directory(me).then(function (resp) {
return fin(resp.body);
});
});
};
me.accounts = {
@ -992,6 +1002,29 @@ ACME._prnd = function (n) {
ACME._toHex = function (pair) {
return parseInt(pair, 10).toString(16);
};
ACME._dns01 = function (me, auth) {
return new me.request({ url: me._baseUrl + "/api/dns/" + auth.dnsHost + "?type=TXT" }).then(function (resp) {
var err;
if (!resp.body || !Array.isArray(resp.body.answer)) {
err = new Error("failed to get DNS response");
console.error(err);
throw err;
}
var result = {
answer: resp.body.answer.map(function (ans) {
return { data: ans.data, ttl: ans.ttl };
})
};
console.log(result);
return result;
});
};
ACME._http01 = function (me, auth) {
var url = encodeURIComponent(auth.challengeUrl);
return new me.request({ url: me._baseUrl + "/api/http?url=" + url }).then(function (resp) {
return resp.body;
});
};
Enc.bufToUrlBase64 = function (u8) {
return Enc.bufToBase64(u8)