coolaj86
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acme.js
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v1.5.0: perform full test challenge first

This commit is contained in:
AJ ONeal 2018-12-22 05:27:19 -07:00
parent 642a25935e
commit 83137766bc
3 changed files with 248 additions and 225 deletions
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2
README.md
View File

@ -193,6 +193,8 @@ ACME.challengePrefixes['dns-01'] // '_acme-challenge'
# Changelog
* v1.5
* perform full test challenge first (even before nonce)
* v1.3
* Use node RSA keygen by default
* No non-optional external deps!

83
node.js
View File

@ -16,6 +16,9 @@ ACME.splitPemChain = function splitPemChain(str) {
});
};
// http-01: GET https://example.org/.well-known/acme-challenge/{{token}} => {{keyAuth}}
// dns-01: TXT _acme-challenge.example.org. => "{{urlSafeBase64(sha256(keyAuth))}}"
ACME.challengePrefixes = {
'http-01': '/.well-known/acme-challenge'
, 'dns-01': '_acme-challenge'
@ -255,6 +258,37 @@ ACME._wait = function wait(ms) {
setTimeout(resolve, (ms || 1100));
});
};
ACME._testChallenges = function (me, options) {
if (me.skipChallengeTest) {
return Promise.resolve();
}
return Promise.all(options.domains.map(function (identifierValue) {
// TODO we really only need one to pass, not all to pass
return Promise.all(options.challengeTypes.map(function (chType) {
var chToken = require('crypto').randomBytes(16).toString('hex');
var thumbprint = me.RSA.thumbprint(options.accountKeypair);
var keyAuthorization = chToken + '.' + thumbprint;
var auth = {
identifier: { type: "dns", value: identifierValue }
, hostname: identifierValue
, type: chType
, token: chToken
, thumbprint: thumbprint
, keyAuthorization: keyAuthorization
, dnsAuthorization: me.RSA.utils.toWebsafeBase64(
require('crypto').createHash('sha256').update(keyAuthorization).digest('base64')
)
};
return ACME._setChallenge(me, options, auth).then(function () {
return ACME.challengeTests[chType](me, auth);
});
}));
}));
};
// https://tools.ietf.org/html/draft-ietf-acme-acme-10#section-7.5.1
ACME._postChallenge = function (me, options, identifier, ch) {
var RETRY_INTERVAL = me.retryInterval || 1000;
@ -279,7 +313,6 @@ ACME._postChallenge = function (me, options, identifier, ch) {
)
};
return new Promise(function (resolve, reject) {
/*
POST /acme/authz/1234 HTTP/1.1
Host: example.com
@ -333,7 +366,6 @@ ACME._postChallenge = function (me, options, identifier, ch) {
if (me.debug) { console.debug('\n[DEBUG] statusChallenge\n'); }
return me._request({ method: 'GET', url: ch.url, json: true }).then(function (resp) {
if ('processing' === resp.body.status) {
if (me.debug) { console.debug('poll: again'); }
return ACME._wait(RETRY_INTERVAL).then(pollStatus);
@ -342,10 +374,10 @@ ACME._postChallenge = function (me, options, identifier, ch) {
// This state should never occur
if ('pending' === resp.body.status) {
if (count >= MAX_PEND) {
return ACME._wait(RETRY_INTERVAL).then(deactivate).then(testChallenge);
return ACME._wait(RETRY_INTERVAL).then(deactivate).then(respondToChallenge);
}
if (me.debug) { console.debug('poll: again'); }
return ACME._wait(RETRY_INTERVAL).then(testChallenge);
return ACME._wait(RETRY_INTERVAL).then(respondToChallenge);
}
if ('valid' === resp.body.status) {
@ -403,48 +435,35 @@ ACME._postChallenge = function (me, options, identifier, ch) {
});
}
function testChallenge() {
// TODO put check dns / http checks here?
// http-01: GET https://example.org/.well-known/acme-challenge/{{token}} => {{keyAuth}}
// dns-01: TXT _acme-challenge.example.org. => "{{urlSafeBase64(sha256(keyAuth))}}"
if (me.debug) {console.debug('\n[DEBUG] postChallenge\n'); }
//if (me.debug) console.debug('\n[DEBUG] stop to fix things\n'); return;
return ACME._wait(RETRY_INTERVAL).then(function () {
if (!me.skipChallengeTest) {
return ACME.challengeTests[ch.type](me, auth);
}
}).then(respondToChallenge);
}
return ACME._setChallenge(me, options, auth).then(respondToChallenge);
};
ACME._setChallenge = function (me, options, auth) {
return new Promise(function (resolve, reject) {
try {
if (1 === options.setChallenge.length) {
options.setChallenge(auth).then(testChallenge).then(resolve, reject);
options.setChallenge(auth).then(resolve).catch(reject);
} else if (2 === options.setChallenge.length) {
options.setChallenge(auth, function (err) {
if(err) {
reject(err);
} else {
testChallenge().then(resolve, reject);
}
if(err) { reject(err); } else { resolve(); }
});
} else {
var challengeCb = function(err) {
if(err) {
reject(err);
} else {
testChallenge().then(resolve, reject);
}
if(err) { reject(err); } else { resolve(); }
};
// for backwards compat adding extra keys without changing params length
Object.keys(auth).forEach(function (key) {
challengeCb[key] = auth[key];
});
options.setChallenge(identifier.value, ch.token, keyAuthorization, challengeCb);
options.setChallenge(auth.identifier.value, auth.token, auth.keyAuthorization, challengeCb);
}
} catch(e) {
reject(e);
}
}).then(function () {
// TODO: Do we still need this delay? Or shall we leave it to plugins to account for themselves?
var DELAY = me.setChallengeWait || 500;
if (me.debug) { console.debug('\n[DEBUG] waitChallengeDelay %s\n', DELAY); }
return ACME._wait(DELAY);
});
};
ACME._finalizeOrder = function (me, options, validatedDomains) {
@ -548,6 +567,7 @@ ACME._getCertificate = function (me, options) {
}
}
return ACME._testChallenges(me, options).then(function () {
if (me.debug) { console.debug('[acme-v2] certificates.create'); }
return ACME._getNonce(me).then(function () {
var body = {
@ -650,6 +670,7 @@ ACME._getCertificate = function (me, options) {
});
});
});
});
};
ACME.create = function create(me) {

2
package.json
View File

@ -1,6 +1,6 @@
{
"name": "acme-v2",
"version": "1.3.1",
"version": "1.5.0",
"description": "Free SSL. A framework for building Let's Encrypt v2 clients, and other ACME v2 (draft 11) clients. Successor to le-acme-core.js",
"homepage": "https://git.coolaj86.com/coolaj86/acme-v2.js",
"main": "node.js",