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acme.js
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yay for backwards compat tested and working

This commit is contained in:
AJ ONeal 2018-04-05 01:31:57 -06:00
parent 2b09af6137
commit b12a1a7ea4
7 changed files with 786 additions and 480 deletions
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42
README.md
View File

@ -31,27 +31,52 @@ Todo
* export http and dns challenge tests
* support ECDSA keys
## Let's Encrypt Directory URLs
```
# Production URL
https://acme-v02.api.letsencrypt.org/directory
```
```
# Staging URL
https://acme-staging-v02.api.letsencrypt.org/directory
```
## API
```
var ACME = require('acme-v2.js').ACME.create({
var ACME = require('acme-v2').ACME.create({
RSA: require('rsa-compat').RSA
// other overrides
, request: require('request')
, promisify: require('util').promisify
// used for constructing user-agent
, os: require('os')
, process: require('process')
// used for overriding the default user-agent
, userAgent: 'My custom UA String'
, getUserAgentString: function (deps) { return 'My custom UA String'; }
});
```
```javascript
// Accounts
ACME.registerNewAccount(options, cb) // returns "regr" registration data
ACME.accounts.create(options) // returns Promise<regr> registration data
{ email: '<email>' // valid email (server checks MX records)
, accountKeypair: { // privateKeyPem or privateKeyJwt
privateKeyPem: '<ASCII PEM>'
}
, agreeToTerms: fn (tosUrl, cb) {} // must specify agree=tosUrl to continue (or falsey to end)
, agreeToTerms: fn (tosUrl) {} // returns Promise with tosUrl
}
// Registration
ACME.getCertificate(options, cb) // returns (err, pems={ privkey (key), cert, chain (ca) })
ACME.certificates.create(options) // returns Promise<pems={ privkey (key), cert, chain (ca) }>
{ newAuthzUrl: '<url>' // specify acmeUrls.newAuthz
, newCertUrl: '<url>' // specify acmeUrls.newCert
@ -64,20 +89,19 @@ ACME.getCertificate(options, cb) // returns (err, pems={ privkey (key
}
, domains: [ 'example.com' ]
, setChallenge: fn (hostname, key, val, cb)
, removeChallenge: fn (hostname, key, cb)
, setChallenge: fn (hostname, key, val) // return Promise
, removeChallenge: fn (hostname, key) // return Promise
}
// Discovery URLs
ACME.getAcmeUrls(acmeDiscoveryUrl, cb) // returns (err, acmeUrls={newReg,newAuthz,newCert,revokeCert})
ACME.init(acmeDirectoryUrl) // returns Promise<acmeUrls={keyChange,meta,newAccount,newNonce,newOrder,revokeCert}>
```
Helpers & Stuff
```javascript
// Constants
ACME.productionServerUrl // https://acme-v02.api.letsencrypt.org/directory
ACME.stagingServerUrl // https://acme-staging-v02.api.letsencrypt.org/directory
ACME.acmeChallengePrefix // /.well-known/acme-challenge/
```

53
compat.js Normal file
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@ -0,0 +1,53 @@
'use strict';
var ACME2 = require('./').ACME;
function resolveFn(cb) {
return function (val) {
// nextTick to get out of Promise chain
process.nextTick(function () { cb(null, val); });
};
}
function rejectFn(cb) {
return function (err) {
console.log('reject something or other:');
console.log(err.stack);
// nextTick to get out of Promise chain
process.nextTick(function () { cb(err); });
};
}
function create(deps) {
deps.LeCore = {};
var acme2 = ACME2.create(deps);
acme2.registerNewAccount = function (options, cb) {
acme2.accounts.create(options).then(resolveFn(cb), rejectFn(cb));
};
acme2.getCertificate = function (options, cb) {
acme2.certificates.create(options).then(resolveFn(cb), rejectFn(cb));
};
acme2.getAcmeUrls = function (options, cb) {
acme2.init(options).then(resolveFn(cb), rejectFn(cb));
};
acme2.stagingServerUrl = module.exports.defaults.stagingServerUrl;
acme2.productionServerUrl = module.exports.defaults.productionServerUrl;
return acme2;
}
module.exports.ACME = { };
module.exports.defaults = {
productionServerUrl: 'https://acme-v02.api.letsencrypt.org/directory'
, stagingServerUrl: 'https://acme-staging-v02.api.letsencrypt.org/directory'
, knownEndpoints: [ 'keyChange', 'meta', 'newAccount', 'newNonce', 'newOrder', 'revokeCert' ]
, challengeTypes: [ 'http-01', 'dns-01' ]
, challengeType: 'http-01'
, keyType: 'rsa' // ecdsa
, keySize: 2048 // 256
};
Object.keys(module.exports.defaults).forEach(function (key) {
module.exports.ACME[key] = module.exports.defaults[key];
});
Object.keys(ACME2).forEach(function (key) {
module.exports.ACME[key] = ACME2[key];
module.exports.ACME.create = create;
});

860
node.js
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@ -6,463 +6,487 @@
'use strict';
/* globals Promise */
var defaults = {
productionServerUrl: 'https://acme-v02.api.letsencrypt.org/directory'
, stagingServerUrl: 'https://acme-staging-v02.api.letsencrypt.org/directory'
, acmeChallengePrefix: '/.well-known/acme-challenge/'
, knownEndpoints: [ 'keyChange', 'meta', 'newAccount', 'newNonce', 'newOrder', 'revokeCert' ]
, challengeType: 'http-01' // dns-01
, keyType: 'rsa' // ecdsa
, keySize: 2048 // 256
};
var ACME = module.exports.ACME = {};
function create(deps) {
if (!deps) { deps = {}; }
deps.LeCore = {};
deps.pkg = deps.pkg || require('./package.json');
deps.os = deps.os || require('os');
deps.process = deps.process || require('process');
ACME.acmeChallengePrefix = '/.well-known/acme-challenge/';
ACME._getUserAgentString = function (deps) {
var uaDefaults = {
pkg: "Greenlock/" + deps.pkg.version
, os: " (" + deps.os.type() + "; " + deps.process.arch + " " + deps.os.platform() + " " + deps.os.release() + ")"
, node: " Node.js/" + deps.process.version
, os: "(" + deps.os.type() + "; " + deps.process.arch + " " + deps.os.platform() + " " + deps.os.release() + ")"
, node: "Node.js/" + deps.process.version
, user: ''
};
//var currentUAProps;
function getUaString() {
var userAgent = '';
var userAgent = [];
//Object.keys(currentUAProps)
Object.keys(uaDefaults).forEach(function (key) {
userAgent += uaDefaults[key];
//userAgent += currentUAProps[key];
});
return userAgent.trim();
}
function getRequest(opts) {
if (!opts) { opts = {}; }
return deps.request.defaults({
headers: {
'User-Agent': opts.userAgent || getUaString()
}
});
}
var RSA = deps.RSA || require('rsa-compat').RSA;
deps.request = deps.request || require('request');
deps.promisify = deps.promisify || require('util').promisify;
var directoryUrl = deps.directoryUrl || defaults.stagingServerUrl;
var request = deps.promisify(getRequest({}));
var acme2 = {
getAcmeUrls: function (_directoryUrl) {
var me = this;
return request({ url: _directoryUrl || directoryUrl, json: true }).then(function (resp) {
me._directoryUrls = resp.body;
me._tos = me._directoryUrls.meta.termsOfService;
return me._directoryUrls;
});
//Object.keys(currentUAProps)
Object.keys(uaDefaults).forEach(function (key) {
if (uaDefaults[key]) {
userAgent.push(uaDefaults[key]);
}
, getNonce: function () {
var me = this;
if (me._nonce) { return new Promise(function (resolve) { resolve(me._nonce); return; }); }
return request({ method: 'HEAD', url: me._directoryUrls.newNonce }).then(function (resp) {
me._nonce = resp.toJSON().headers['replay-nonce'];
return me._nonce;
});
}
// ACME RFC Section 7.3 Account Creation
/*
{
"protected": base64url({
"alg": "ES256",
"jwk": {...},
"nonce": "6S8IqOGY7eL2lsGoTZYifg",
"url": "https://example.com/acme/new-account"
}),
"payload": base64url({
"termsOfServiceAgreed": true,
"onlyReturnExisting": false,
"contact": [
"mailto:cert-admin@example.com",
"mailto:admin@example.com"
]
}),
"signature": "RZPOnYoPs1PhjszF...-nh6X1qtOFPB519I"
}
*/
, registerNewAccount: function (options) {
var me = this;
});
console.log('[acme-v2] registerNewAccount');
return userAgent.join(' ').trim();
};
ACME._directory = function (me) {
return me._request({ url: me.directoryUrl, json: true });
};
ACME._getNonce = function (me) {
if (me._nonce) { return new Promise(function (resolve) { resolve(me._nonce); return; }); }
return me._request({ method: 'HEAD', url: me._directoryUrls.newNonce }).then(function (resp) {
me._nonce = resp.toJSON().headers['replay-nonce'];
return me._nonce;
});
};
// ACME RFC Section 7.3 Account Creation
/*
{
"protected": base64url({
"alg": "ES256",
"jwk": {...},
"nonce": "6S8IqOGY7eL2lsGoTZYifg",
"url": "https://example.com/acme/new-account"
}),
"payload": base64url({
"termsOfServiceAgreed": true,
"onlyReturnExisting": false,
"contact": [
"mailto:cert-admin@example.com",
"mailto:admin@example.com"
]
}),
"signature": "RZPOnYoPs1PhjszF...-nh6X1qtOFPB519I"
}
*/
ACME._registerAccount = function (me, options) {
console.log('[acme-v2] accounts.create');
return me.getNonce().then(function () {
return new Promise(function (resolve, reject) {
return ACME._getNonce(me).then(function () {
return new Promise(function (resolve, reject) {
function agree(err, tosUrl) {
if (err) { reject(err); return; }
if (me._tos !== tosUrl) {
err = new Error("You must agree to the ToS at '" + me._tos + "'");
err.code = "E_AGREE_TOS";
reject(err);
return;
}
var jwk = RSA.exportPublicJwk(options.accountKeypair);
var body = {
termsOfServiceAgreed: tosUrl === me._tos
, onlyReturnExisting: false
, contact: [ 'mailto:' + options.email ]
};
if (options.externalAccount) {
body.externalAccountBinding = RSA.signJws(
options.externalAccount.secret
, undefined
, { alg: "HS256"
, kid: options.externalAccount.id
, url: me._directoryUrls.newAccount
}
, new Buffer(JSON.stringify(jwk))
);
}
var payload = JSON.stringify(body);
var jws = RSA.signJws(
options.accountKeypair
, undefined
, { nonce: me._nonce
, alg: 'RS256'
, url: me._directoryUrls.newAccount
, jwk: jwk
}
, new Buffer(payload)
);
console.log('[acme-v2] registerNewAccount JSON body:');
delete jws.header;
console.log(jws);
me._nonce = null;
return request({
method: 'POST'
, url: me._directoryUrls.newAccount
, headers: { 'Content-Type': 'application/jose+json' }
, json: jws
}).then(function (resp) {
me._nonce = resp.toJSON().headers['replay-nonce'];
var location = resp.toJSON().headers.location;
console.log('[DEBUG] new account location:'); // the account id url
console.log(location); // the account id url
console.log(resp.toJSON());
me._kid = location;
return resp.body;
}).then(resolve);
}
console.log('[acme-v2] agreeToTerms');
options.agreeToTerms(me._tos, agree);
});
});
}
/*
POST /acme/new-order HTTP/1.1
Host: example.com
Content-Type: application/jose+json
{
"protected": base64url({
"alg": "ES256",
"kid": "https://example.com/acme/acct/1",
"nonce": "5XJ1L3lEkMG7tR6pA00clA",
"url": "https://example.com/acme/new-order"
}),
"payload": base64url({
"identifiers": [{"type:"dns","value":"example.com"}],
"notBefore": "2016-01-01T00:00:00Z",
"notAfter": "2016-01-08T00:00:00Z"
}),
"signature": "H6ZXtGjTZyUnPeKn...wEA4TklBdh3e454g"
}
*/
, _getChallenges: function (options, auth) {
console.log('\n[DEBUG] getChallenges\n');
return request({ method: 'GET', url: auth, json: true }).then(function (resp) {
return resp.body;
});
}
// https://tools.ietf.org/html/draft-ietf-acme-acme-10#section-7.5.1
, _postChallenge: function (options, identifier, ch) {
var me = this;
var body = { };
var payload = JSON.stringify(body);
var thumbprint = RSA.thumbprint(options.accountKeypair);
var keyAuthorization = ch.token + '.' + thumbprint;
// keyAuthorization = token || '.' || base64url(JWK_Thumbprint(accountKey))
// /.well-known/acme-challenge/:token
return new Promise(function (resolve, reject) {
if (options.setupChallenge) {
options.setupChallenge(
{ identifier: identifier
, hostname: identifier.value
, type: ch.type
, token: ch.token
, thumbprint: thumbprint
, keyAuthorization: keyAuthorization
, dnsAuthorization: RSA.utils.toWebsafeBase64(
require('crypto').createHash('sha256').update(keyAuthorization).digest('base64')
)
}
, testChallenge
);
} else {
options.setChallenge(identifier.value, ch.token, keyAuthorization, testChallenge);
}
function testChallenge(err) {
if (err) { reject(err); return; }
// 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))}}"
function wait(ms) {
return new Promise(function (resolve) {
setTimeout(resolve, (ms || 1100));
});
}
function pollStatus() {
console.log('\n[DEBUG] statusChallenge\n');
return request({ method: 'GET', url: ch.url, json: true }).then(function (resp) {
console.error('poll: resp.body:');
console.error(resp.body);
if ('pending' === resp.body.status) {
console.log('poll: again');
return wait().then(pollStatus);
}
if ('valid' === resp.body.status) {
console.log('poll: valid');
try {
if (options.teardownChallenge) {
options.teardownChallenge(
{ identifier: identifier
, type: ch.type
, token: ch.token
}
, function () {}
);
} else {
options.removeChallenge(identifier.value, ch.token, function () {});
}
} catch(e) {}
return resp.body;
}
if (!resp.body.status) {
console.error("[acme-v2] (y) bad challenge state:");
}
else if ('invalid' === resp.body.status) {
console.error("[acme-v2] (x) invalid challenge state:");
}
else {
console.error("[acme-v2] (z) bad challenge state:");
}
return Promise.reject(new Error("[acme-v2] bad challenge state"));
});
}
console.log('\n[DEBUG] postChallenge\n');
//console.log('\n[DEBUG] stop to fix things\n'); return;
function post() {
var jws = RSA.signJws(
options.accountKeypair
, undefined
, { nonce: me._nonce, alg: 'RS256', url: ch.url, kid: me._kid }
, new Buffer(payload)
);
me._nonce = null;
return request({
method: 'POST'
, url: ch.url
, headers: { 'Content-Type': 'application/jose+json' }
, json: jws
}).then(function (resp) {
me._nonce = resp.toJSON().headers['replay-nonce'];
console.log('respond to challenge: resp.body:');
console.log(resp.body);
return wait().then(pollStatus).then(resolve, reject);
});
}
return wait(20 * 1000).then(post);
}
});
}
, _finalizeOrder: function (options, validatedDomains) {
console.log('finalizeOrder:');
var me = this;
var csr = RSA.generateCsrWeb64(options.domainKeypair, validatedDomains);
var body = { csr: csr };
var payload = JSON.stringify(body);
function wait(ms) {
return new Promise(function (resolve) {
setTimeout(resolve, (ms || 1100));
});
}
function pollCert() {
var jws = RSA.signJws(
options.accountKeypair
, undefined
, { nonce: me._nonce, alg: 'RS256', url: me._finalize, kid: me._kid }
, new Buffer(payload)
);
console.log('finalize:', me._finalize);
me._nonce = null;
return request({
method: 'POST'
, url: me._finalize
, headers: { 'Content-Type': 'application/jose+json' }
, json: jws
}).then(function (resp) {
me._nonce = resp.toJSON().headers['replay-nonce'];
console.log('order finalized: resp.body:');
console.log(resp.body);
if ('processing' === resp.body.status) {
return wait().then(pollCert);
}
if ('valid' === resp.body.status) {
me._expires = resp.body.expires;
me._certificate = resp.body.certificate;
return resp.body;
}
if ('invalid' === resp.body.status) {
console.error('cannot finalize: badness');
return;
}
console.error('(x) cannot finalize: badness');
function agree(tosUrl) {
var err;
if (me._tos !== tosUrl) {
err = new Error("You must agree to the ToS at '" + me._tos + "'");
err.code = "E_AGREE_TOS";
reject(err);
return;
});
}
return pollCert();
}
, _getCertificate: function () {
var me = this;
return request({ method: 'GET', url: me._certificate, json: true }).then(function (resp) {
console.log('Certificate:');
console.log(resp.body);
return resp.body;
});
}
, getCertificate: function (options, cb) {
console.log('[acme-v2] DEBUG get cert 1');
var me = this;
if (!options.challengeTypes) {
if (!options.challengeType) {
cb(new Error("challenge type must be specified"));
return Promise.reject(new Error("challenge type must be specified"));
}
options.challengeTypes = [ options.challengeType ];
}
console.log('[acme-v2] getCertificate');
return me.getNonce().then(function () {
var jwk = me.RSA.exportPublicJwk(options.accountKeypair);
var body = {
identifiers: options.domains.map(function (hostname) {
return { type: "dns" , value: hostname };
})
//, "notBefore": "2016-01-01T00:00:00Z"
//, "notAfter": "2016-01-08T00:00:00Z"
termsOfServiceAgreed: tosUrl === me._tos
, onlyReturnExisting: false
, contact: [ 'mailto:' + options.email ]
};
if (options.externalAccount) {
body.externalAccountBinding = me.RSA.signJws(
options.externalAccount.secret
, undefined
, { alg: "HS256"
, kid: options.externalAccount.id
, url: me._directoryUrls.newAccount
}
, new Buffer(JSON.stringify(jwk))
);
}
var payload = JSON.stringify(body);
var jws = RSA.signJws(
var jws = me.RSA.signJws(
options.accountKeypair
, undefined
, { nonce: me._nonce, alg: 'RS256', url: me._directoryUrls.newOrder, kid: me._kid }
, { nonce: me._nonce
, alg: 'RS256'
, url: me._directoryUrls.newAccount
, jwk: jwk
}
, new Buffer(payload)
);
console.log('\n[DEBUG] newOrder\n');
console.log('[acme-v2] accounts.create JSON body:');
delete jws.header;
console.log(jws);
me._nonce = null;
return request({
return me._request({
method: 'POST'
, url: me._directoryUrls.newOrder
, url: me._directoryUrls.newAccount
, headers: { 'Content-Type': 'application/jose+json' }
, json: jws
}).then(function (resp) {
me._nonce = resp.toJSON().headers['replay-nonce'];
var location = resp.toJSON().headers.location;
console.log('[DEBUG] new account location:'); // the account id url
console.log(location); // the account id url
console.log(resp.toJSON());
me._authorizations = resp.body.authorizations;
me._order = location;
me._finalize = resp.body.finalize;
//console.log('[DEBUG] finalize:', me._finalize); return;
me._kid = location;
return resp.body;
}).then(resolve, reject);
}
//return resp.body;
return Promise.all(me._authorizations.map(function (authUrl) {
return me._getChallenges(options, authUrl).then(function (results) {
// var domain = options.domains[i]; // results.identifier.value
var chType = options.challengeTypes.filter(function (chType) {
return results.challenges.some(function (ch) {
return ch.type === chType;
});
})[0];
var challenge = results.challenges.filter(function (ch) {
if (chType === ch.type) {
return ch;
}
})[0];
console.log('[acme-v2] agreeToTerms');
if (1 === options.agreeToTerms.length) {
return options.agreeToTerms(me._tos).then(agree, reject);
}
else if (2 === options.agreeToTerms.length) {
return options.agreeToTerms(me._tos, function (err, tosUrl) {
if (!err) { agree(tosUrl); return; }
reject(err);
});
}
else {
reject(new Error('agreeToTerms has incorrect function signature.'
+ ' Should be fn(tos) { return Promise<tos>; }'));
}
});
});
};
/*
POST /acme/new-order HTTP/1.1
Host: example.com
Content-Type: application/jose+json
if (!challenge) {
return Promise.reject(new Error("Server didn't offer any challenge we can handle."));
{
"protected": base64url({
"alg": "ES256",
"kid": "https://example.com/acme/acct/1",
"nonce": "5XJ1L3lEkMG7tR6pA00clA",
"url": "https://example.com/acme/new-order"
}),
"payload": base64url({
"identifiers": [{"type:"dns","value":"example.com"}],
"notBefore": "2016-01-01T00:00:00Z",
"notAfter": "2016-01-08T00:00:00Z"
}),
"signature": "H6ZXtGjTZyUnPeKn...wEA4TklBdh3e454g"
}
*/
ACME._getChallenges = function (me, options, auth) {
console.log('\n[DEBUG] getChallenges\n');
return me._request({ method: 'GET', url: auth, json: true }).then(function (resp) {
return resp.body;
});
};
ACME._wait = function wait(ms) {
return new Promise(function (resolve) {
setTimeout(resolve, (ms || 1100));
});
};
// https://tools.ietf.org/html/draft-ietf-acme-acme-10#section-7.5.1
ACME._postChallenge = function (me, options, identifier, ch) {
var body = { };
var payload = JSON.stringify(body);
var thumbprint = me.RSA.thumbprint(options.accountKeypair);
var keyAuthorization = ch.token + '.' + thumbprint;
// keyAuthorization = token || '.' || base64url(JWK_Thumbprint(accountKey))
// /.well-known/acme-challenge/:token
return new Promise(function (resolve, reject) {
function failChallenge(err) {
if (err) { reject(err); return; }
testChallenge();
}
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))}}"
function pollStatus() {
console.log('\n[DEBUG] statusChallenge\n');
return me._request({ method: 'GET', url: ch.url, json: true }).then(function (resp) {
console.error('poll: resp.body:');
console.error(resp.body);
if ('pending' === resp.body.status) {
console.log('poll: again');
return ACME._wait(1 * 1000).then(pollStatus);
}
if ('valid' === resp.body.status) {
console.log('poll: valid');
try {
if (1 === options.removeChallenge.length) {
options.removeChallenge(
{ identifier: identifier
, type: ch.type
, token: ch.token
}
).then(function () {}, function () {});
} else if (2 === options.removeChallenge.length) {
options.removeChallenge(
{ identifier: identifier
, type: ch.type
, token: ch.token
}
, function (err) { return err; }
);
} else {
options.removeChallenge(identifier.value, ch.token, function () {});
}
} catch(e) {}
return resp.body;
}
return me._postChallenge(options, results.identifier, challenge);
});
})).then(function () {
var validatedDomains = body.identifiers.map(function (ident) {
return ident.value;
});
if (!resp.body.status) {
console.error("[acme-v2] (y) bad challenge state:");
}
else if ('invalid' === resp.body.status) {
console.error("[acme-v2] (x) invalid challenge state:");
}
else {
console.error("[acme-v2] (z) bad challenge state:");
}
return me._finalizeOrder(options, validatedDomains);
}).then(function () {
return me._getCertificate().then(function (result) { cb(null, result); return result; }, cb);
});
return Promise.reject(new Error("[acme-v2] bad challenge state"));
});
}
console.log('\n[DEBUG] postChallenge\n');
//console.log('\n[DEBUG] stop to fix things\n'); return;
function post() {
var jws = me.RSA.signJws(
options.accountKeypair
, undefined
, { nonce: me._nonce, alg: 'RS256', url: ch.url, kid: me._kid }
, new Buffer(payload)
);
me._nonce = null;
return me._request({
method: 'POST'
, url: ch.url
, headers: { 'Content-Type': 'application/jose+json' }
, json: jws
}).then(function (resp) {
me._nonce = resp.toJSON().headers['replay-nonce'];
console.log('respond to challenge: resp.body:');
console.log(resp.body);
return ACME._wait(1 * 1000).then(pollStatus).then(resolve, reject);
});
}
return ACME._wait(1 * 1000).then(post);
}
try {
if (1 === options.setChallenge.length) {
options.setChallenge(
{ identifier: identifier
, hostname: identifier.value
, type: ch.type
, token: ch.token
, thumbprint: thumbprint
, keyAuthorization: keyAuthorization
, dnsAuthorization: me.RSA.utils.toWebsafeBase64(
require('crypto').createHash('sha256').update(keyAuthorization).digest('base64')
)
}
).then(testChallenge, reject);
} else if (2 === options.setChallenge.length) {
options.setChallenge(
{ identifier: identifier
, hostname: identifier.value
, type: ch.type
, token: ch.token
, thumbprint: thumbprint
, keyAuthorization: keyAuthorization
, dnsAuthorization: me.RSA.utils.toWebsafeBase64(
require('crypto').createHash('sha256').update(keyAuthorization).digest('base64')
)
}
, failChallenge
);
} else {
options.setChallenge(identifier.value, ch.token, keyAuthorization, failChallenge);
}
} catch(e) {
reject(e);
}
});
};
ACME._finalizeOrder = function (me, options, validatedDomains) {
console.log('finalizeOrder:');
var csr = me.RSA.generateCsrWeb64(options.domainKeypair, validatedDomains);
var body = { csr: csr };
var payload = JSON.stringify(body);
function pollCert() {
var jws = me.RSA.signJws(
options.accountKeypair
, undefined
, { nonce: me._nonce, alg: 'RS256', url: me._finalize, kid: me._kid }
, new Buffer(payload)
);
console.log('finalize:', me._finalize);
me._nonce = null;
return me._request({
method: 'POST'
, url: me._finalize
, headers: { 'Content-Type': 'application/jose+json' }
, json: jws
}).then(function (resp) {
me._nonce = resp.toJSON().headers['replay-nonce'];
console.log('order finalized: resp.body:');
console.log(resp.body);
if ('processing' === resp.body.status) {
return ACME._wait().then(pollCert);
}
if ('valid' === resp.body.status) {
me._expires = resp.body.expires;
me._certificate = resp.body.certificate;
return resp.body;
}
if ('invalid' === resp.body.status) {
console.error('cannot finalize: badness');
return;
}
console.error('(x) cannot finalize: badness');
return;
});
}
return pollCert();
};
ACME._getCertificate = function (me, options) {
console.log('[acme-v2] DEBUG get cert 1');
if (!options.challengeTypes) {
if (!options.challengeType) {
return Promise.reject(new Error("challenge type must be specified"));
}
options.challengeTypes = [ options.challengeType ];
}
console.log('[acme-v2] certificates.create');
return ACME._getNonce(me).then(function () {
var body = {
identifiers: options.domains.map(function (hostname) {
return { type: "dns" , value: hostname };
})
//, "notBefore": "2016-01-01T00:00:00Z"
//, "notAfter": "2016-01-08T00:00:00Z"
};
var payload = JSON.stringify(body);
var jws = me.RSA.signJws(
options.accountKeypair
, undefined
, { nonce: me._nonce, alg: 'RS256', url: me._directoryUrls.newOrder, kid: me._kid }
, new Buffer(payload)
);
console.log('\n[DEBUG] newOrder\n');
me._nonce = null;
return me._request({
method: 'POST'
, url: me._directoryUrls.newOrder
, headers: { 'Content-Type': 'application/jose+json' }
, json: jws
}).then(function (resp) {
me._nonce = resp.toJSON().headers['replay-nonce'];
var location = resp.toJSON().headers.location;
console.log(location); // the account id url
console.log(resp.toJSON());
me._authorizations = resp.body.authorizations;
me._order = location;
me._finalize = resp.body.finalize;
//console.log('[DEBUG] finalize:', me._finalize); return;
//return resp.body;
return Promise.all(me._authorizations.map(function (authUrl, i) {
console.log("Authorizations map #" + i);
return ACME._getChallenges(me, options, authUrl).then(function (results) {
// var domain = options.domains[i]; // results.identifier.value
var chType = options.challengeTypes.filter(function (chType) {
return results.challenges.some(function (ch) {
return ch.type === chType;
});
})[0];
var challenge = results.challenges.filter(function (ch) {
if (chType === ch.type) {
return ch;
}
})[0];
if (!challenge) {
return Promise.reject(new Error("Server didn't offer any challenge we can handle."));
}
return ACME._postChallenge(me, options, results.identifier, challenge);
});
})).then(function () {
var validatedDomains = body.identifiers.map(function (ident) {
return ident.value;
});
return ACME._finalizeOrder(me, options, validatedDomains);
}).then(function () {
return me._request({ method: 'GET', url: me._certificate, json: true }).then(function (resp) {
console.log('Certificate:');
console.log(resp.body);
return resp.body;
});
});
});
});
};
ACME.create = function create(me) {
if (!me) { me = {}; }
me.acmeChallengePrefix = ACME.acmeChallengePrefix;
me.RSA = me.RSA || require('rsa-compat').RSA;
me.request = me.request || require('request');
me.promisify = me.promisify || require('util').promisify;
if ('function' !== typeof me.getUserAgentString) {
me.pkg = me.pkg || require('./package.json');
me.os = me.os || require('os');
me.process = me.process || require('process');
me.userAgent = ACME._getUserAgentString(me);
}
function getRequest(opts) {
if (!opts) { opts = {}; }
return me.request.defaults({
headers: {
'User-Agent': opts.userAgent || me.userAgent || me.getUserAgentString(me)
}
});
}
if ('function' !== typeof me._request) {
me._request = me.promisify(getRequest({}));
}
me.init = function (_directoryUrl) {
me.directoryUrl = me.directoryUrl || _directoryUrl;
return ACME._directory(me).then(function (resp) {
me._directoryUrls = resp.body;
me._tos = me._directoryUrls.meta.termsOfService;
return me._directoryUrls;
});
};
me.accounts = {
create: function (options) {
return ACME._registerAccount(me, options);
}
};
return acme2;
}
module.exports.ACME = {
create: create
me.certificates = {
create: function (options) {
return ACME._getCertificate(me, options);
}
};
return me;
};
Object.keys(defaults).forEach(function (key) {
module.exports.ACME[key] = defaults[key];
});

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test.cb.js Normal file
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'use strict';
module.exports.run = function run(web, chType, email) {
var RSA = require('rsa-compat').RSA;
var directoryUrl = 'https://acme-staging-v02.api.letsencrypt.org/directory';
var acme2 = require('./compat').ACME.create({ RSA: RSA });
// [ 'test.ppl.family' ] 'coolaj86@gmail.com''http-01'
console.log(web, chType, email);
return;
acme2.init(directoryUrl).then(function (body) {
console.log(body);
return;
var options = {
agreeToTerms: function (tosUrl, agree) {
agree(null, tosUrl);
}
, setChallenge: function (opts, cb) {
console.log("");
console.log('identifier:');
console.log(opts.identifier);
console.log('hostname:');
console.log(opts.hostname);
console.log('type:');
console.log(opts.type);
console.log('token:');
console.log(opts.token);
console.log('thumbprint:');
console.log(opts.thumbprint);
console.log('keyAuthorization:');
console.log(opts.keyAuthorization);
console.log('dnsAuthorization:');
console.log(opts.dnsAuthorization);
console.log("");
console.log("Put the string '" + opts.keyAuthorization + "' into a file at '" + opts.hostname + "/" + opts.token + "'");
console.log("\nThen hit the 'any' key to continue (must be specifically the 'any' key)...");
function onAny() {
process.stdin.pause();
process.stdin.removeEventListener('data', onAny);
process.stdin.setRawMode(false);
cb();
}
process.stdin.setRawMode(true);
process.stdin.resume();
process.stdin.on('data', onAny);
}
, removeChallenge: function (opts, cb) {
// hostname, key
console.log('[DEBUG] remove challenge', hostname, key);
setTimeout(cb, 1 * 1000);
}
, challengeType: chType
, email: email
, accountKeypair: RSA.import({ privateKeyPem: require('fs').readFileSync(__dirname + '/account.privkey.pem') })
, domainKeypair: RSA.import({ privateKeyPem: require('fs').readFileSync(__dirname + '/privkey.pem') })
, domains: web
};
acme2.registerNewAccount(options).then(function (account) {
console.log('account:');
console.log(account);
acme2.getCertificate(options, function (fullchainPem) {
console.log('[acme-v2] A fullchain.pem:');
console.log(fullchainPem);
}).then(function (fullchainPem) {
console.log('[acme-v2] B fullchain.pem:');
console.log(fullchainPem);
});
});
});
};

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test.compat.js Normal file
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'use strict';
var RSA = require('rsa-compat').RSA;
module.exports.run = function (web, chType, email) {
console.log('[DEBUG] run', web, chType, email);
var acme2 = require('./compat.js').ACME.create({ RSA: RSA });
acme2.getAcmeUrls(acme2.stagingServerUrl, function (err, body) {
if (err) { console.log('err 1'); throw err; }
console.log(body);
var options = {
agreeToTerms: function (tosUrl, agree) {
agree(null, tosUrl);
}
, setChallenge: function (hostname, token, val, cb) {
console.log("Put the string '" + val + "' into a file at '" + hostname + "/" + acme2.acmeChallengePrefix + "/" + token + "'");
console.log("echo '" + val + "' > '" + hostname + "/" + acme2.acmeChallengePrefix + "/" + token + "'");
console.log("\nThen hit the 'any' key to continue (must be specifically the 'any' key)...");
function onAny() {
console.log("'any' key was hit");
process.stdin.pause();
process.stdin.removeListener('data', onAny);
process.stdin.setRawMode(false);
cb();
}
process.stdin.setRawMode(true);
process.stdin.resume();
process.stdin.on('data', onAny);
}
, removeChallenge: function (hostname, key, cb) {
console.log('[DEBUG] remove challenge', hostname, key);
setTimeout(cb, 1 * 1000);
}
, challengeType: chType
, email: email
, accountKeypair: RSA.import({ privateKeyPem: require('fs').readFileSync(__dirname + '/account.privkey.pem') })
, domainKeypair: RSA.import({ privateKeyPem: require('fs').readFileSync(__dirname + '/privkey.pem') })
, domains: web
};
acme2.registerNewAccount(options, function (err, account) {
if (err) { console.log('err 2'); throw err; }
console.log('account:');
console.log(account);
acme2.getCertificate(options, function (err, fullchainPem) {
if (err) { console.log('err 3'); throw err; }
console.log('[acme-v2] A fullchain.pem:');
console.log(fullchainPem);
});
});
});
};

95
test.js
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@ -1,56 +1,45 @@
'use strict';
var RSA = require('rsa-compat').RSA;
var acme2 = require('./').ACME.create({ RSA: RSA });
acme2.getAcmeUrls(acme2.stagingServerUrl).then(function (body) {
console.log(body);
var options = {
agreeToTerms: function (tosUrl, agree) {
agree(null, tosUrl);
}
/*
, setupChallenge: function (opts) {
console.log('type:');
console.log(ch.type);
console.log('ch.token:');
console.log(ch.token);
console.log('thumbprint:');
console.log(thumbprint);
console.log('keyAuthorization:');
console.log(keyAuthorization);
console.log('dnsAuthorization:');
console.log(dnsAuthorization);
}
*/
// teardownChallenge
, setChallenge: function (hostname, key, val, cb) {
console.log('[DEBUG] set challenge', hostname, key, val);
console.log("You have 20 seconds to put the string '" + val + "' into a file at '" + hostname + "/" + key + "'");
setTimeout(cb, 20 * 1000);
}
, removeChallenge: function (hostname, key, cb) {
console.log('[DEBUG] remove challenge', hostname, key);
setTimeout(cb, 1 * 1000);
}
, challengeType: 'http-01'
, email: 'coolaj86@gmail.com'
, accountKeypair: RSA.import({ privateKeyPem: require('fs').readFileSync(__dirname + '/account.privkey.pem') })
, domainKeypair: RSA.import({ privateKeyPem: require('fs').readFileSync(__dirname + '/privkey.pem') })
, domains: [ 'test.ppl.family' ]
};
acme2.registerNewAccount(options).then(function (account) {
console.log('account:');
console.log(account);
acme2.getCertificate(options, function (fullchainPem) {
console.log('[acme-v2] A fullchain.pem:');
console.log(fullchainPem);
}).then(function (fullchainPem) {
console.log('[acme-v2] B fullchain.pem:');
console.log(fullchainPem);
});
});
var readline = require('readline');
var rl = readline.createInterface({
input: process.stdin,
output: process.stdout
});
function getWeb() {
rl.question('What web address(es) would you like to get certificates for? (ex: example.com,*.example.com) ', function (web) {
web = (web||'').trim().split(/,/g);
if (!web[0]) { getWeb(); return; }
if (web.some(function (w) { return '*' === w[0]; })) {
console.log('Wildcard domains must use dns-01');
getEmail(web, 'dns-01');
} else {
getChallengeType(web);
}
});
}
function getChallengeType(web) {
rl.question('What challenge will you be testing today? http-01 or dns-01? [http-01] ', function (chType) {
chType = (chType||'').trim();
if (!chType) { chType = 'http-01'; }
getEmail(web, chType);
});
}
function getEmail(web, chType) {
rl.question('What email should we use? (optional) ', function (email) {
email = (email||'').trim();
if (!email) { email = null; }
rl.close();
console.log("[DEBUG] rl blah blah");
require('./test.compat.js').run(web, chType, email);
//require('./test.cb.js').run(web, chType, email);
//require('./test.promise.js').run(web, chType, email);
});
}
getWeb();

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'use strict';
/* global Promise */
module.exports.run = function run(web, chType, email) {
var RSA = require('rsa-compat').RSA;
var directoryUrl = 'https://acme-staging-v02.api.letsencrypt.org/directory';
var acme2 = require('./compat').ACME.create({ RSA: RSA });
// [ 'test.ppl.family' ] 'coolaj86@gmail.com''http-01'
console.log(web, chType, email);
return;
acme2.init(directoryUrl).then(function (body) {
console.log(body);
return;
var options = {
agreeToTerms: function (tosUrl, agree) {
agree(null, tosUrl);
}
, setChallenge: function (opts) {
console.log("");
console.log('identifier:');
console.log(opts.identifier);
console.log('hostname:');
console.log(opts.hostname);
console.log('type:');
console.log(opts.type);
console.log('token:');
console.log(opts.token);
console.log('thumbprint:');
console.log(opts.thumbprint);
console.log('keyAuthorization:');
console.log(opts.keyAuthorization);
console.log('dnsAuthorization:');
console.log(opts.dnsAuthorization);
console.log("");
console.log("Put the string '" + opts.keyAuthorization + "' into a file at '" + opts.hostname + "/" + opts.token + "'");
console.log("\nThen hit the 'any' key to continue (must be specifically the 'any' key)...");
return new Promise(function (resolve) {
function onAny() {
process.stdin.pause();
process.stdin.removeEventListener('data', onAny);
process.stdin.setRawMode(false);
resolve();
}
process.stdin.setRawMode(true);
process.stdin.resume();
process.stdin.on('data', onAny);
});
}
, removeChallenge: function (opts) {
// hostname, key
console.log('[DEBUG] remove challenge', opts.hostname, opts.keyAuthorization);
console.log("Remove the file '" + opts.hostname + "/" + opts.token + "'");
return new Promise(function (resolve) {
setTimeout(resolve, 1 * 1000);
});
}
, challengeType: chType
, email: email
, accountKeypair: RSA.import({ privateKeyPem: require('fs').readFileSync(__dirname + '/account.privkey.pem') })
, domainKeypair: RSA.import({ privateKeyPem: require('fs').readFileSync(__dirname + '/privkey.pem') })
, domains: web
};
acme2.registerNewAccount(options).then(function (account) {
console.log('account:');
console.log(account);
acme2.getCertificate(options, function (fullchainPem) {
console.log('[acme-v2] A fullchain.pem:');
console.log(fullchainPem);
}).then(function (fullchainPem) {
console.log('[acme-v2] B fullchain.pem:');
console.log(fullchainPem);
});
});
});
};