acme.js/account.js

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2019-10-23 07:44:55 +00:00
'use strict';
var A = module.exports;
var U = require('./utils.js');
var Keypairs = require('@root/keypairs');
var Enc = require('@root/encoding/bytes');
A._getAccountKid = function(me, options) {
// It's just fine if there's no account, we'll go get the key id we need via the existing key
options._kid =
options._kid ||
options.accountKid ||
(options.account &&
(options.account.kid ||
(options.account.key && options.account.key.kid)));
if (options._kid) {
return Promise.resolve(options._kid);
}
//return Promise.reject(new Error("must include KeyID"));
// This is an idempotent request. It'll return the same account for the same public key.
return A._registerAccount(me, options).then(function(account) {
options._kid = account.key.kid;
// start back from the top
return options._kid;
});
};
// 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"
}
*/
A._registerAccount = function(me, options) {
//#console.debug('[ACME.js] accounts.create');
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';
throw err;
}
return U._importKeypair(
me,
options.accountKey || options.accountKeypair
).then(function(pair) {
var contact;
if (options.contact) {
contact = options.contact.slice(0);
} else if (options.subscriberEmail || options.email) {
contact = [
'mailto:' + (options.subscriberEmail || options.email)
];
}
var accountRequest = {
termsOfServiceAgreed: tosUrl === me._tos,
onlyReturnExisting: false,
contact: contact
};
var pExt;
if (options.externalAccount) {
pExt = Keypairs.signJws({
// TODO is HMAC the standard, or is this arbitrary?
secret: options.externalAccount.secret,
protected: {
alg: options.externalAccount.alg || 'HS256',
kid: options.externalAccount.id,
url: me._directoryUrls.newAccount
},
payload: Enc.strToBuf(JSON.stringify(pair.public))
}).then(function(jws) {
accountRequest.externalAccountBinding = jws;
return accountRequest;
});
} else {
pExt = Promise.resolve(accountRequest);
}
return pExt.then(function(accountRequest) {
var payload = JSON.stringify(accountRequest);
return U._jwsRequest(me, {
options: options,
url: me._directoryUrls.newAccount,
protected: { kid: false, jwk: pair.public },
payload: Enc.strToBuf(payload)
}).then(function(resp) {
var account = resp.body;
if (resp.statusCode < 200 || resp.statusCode >= 300) {
if ('string' !== typeof account) {
account = JSON.stringify(account);
}
throw new Error(
'account error: ' +
resp.statusCode +
' ' +
account +
'\n' +
payload
);
}
var location = resp.headers.location;
// the account id url
options._kid = location;
//#console.debug('[DEBUG] new account location:');
//#console.debug(location);
//#console.debug(resp);
/*
{
contact: ["mailto:jon@example.com"],
orders: "https://some-url",
status: 'valid'
}
*/
if (!account) {
account = { _emptyResponse: true };
}
// https://git.rootprojects.org/root/acme.js/issues/8
if (!account.key) {
account.key = {};
}
account.key.kid = options._kid;
return account;
});
});
});
}
return Promise.resolve()
.then(function() {
//#console.debug('[ACME.js] agreeToTerms');
var agreeToTerms = options.agreeToTerms;
if (true === agreeToTerms) {
agreeToTerms = function(tos) {
return tos;
};
}
return agreeToTerms(me._tos);
})
.then(agree);
};