acme-dns-01-namecheap.js/lib/index.js

250 lines
6.5 KiB
JavaScript

'use strict';
var util = require('util');
var request; // = require('@root/request');
//var querystring = require('querystring');
var parseString = require('xml2js').parseString;
parseString = util.promisify(parseString);
var SANDBOX_URL = 'https://api.sandbox.namecheap.com/xml.response';
var PRODUCTION_URL = 'https://api.namecheap.com/xml.response';
var defaults = {
baseUrl: PRODUCTION_URL
};
function extend(obj) {
var newObj = {};
for (var i in obj) {
if (obj.hasOwnProperty(i)) {
newObj[i] = obj[i];
}
}
return newObj;
}
function assign(obj1, obj2) {
for (var attrname in obj2) {
obj1[attrname] = obj2[attrname];
}
}
function requestUrl(baseUrl, params) {
var queryString = Object.keys(params)
.map(function(key) {
return (
encodeURIComponent(key) + '=' + encodeURIComponent(params[key])
);
})
.join('&');
// console.debug(queryString);
return baseUrl + '?' + queryString;
}
module.exports.create = function(config) {
// config = { baseUrl, token }
var baseUrl = config.baseUrl || defaults.baseUrl;
var globalParams = {
apiUser: config.apiUser,
apiKey: config.apiKey,
username: config.username,
clientIp: config.clientIp
};
function api(command, params) {
var requestParams = extend(globalParams);
requestParams['Command'] = command;
assign(requestParams, params);
var url = requestUrl(baseUrl, requestParams);
// console.log(url);
return request({
method: 'POST',
url: url
}).then(function(response) {
var responseBody = response.body;
// console.log(responseBody);
return parseString(responseBody).then(function(result) {
// check response status
if (result['ApiResponse']['$']['Status'] === 'OK') {
return result['ApiResponse']['CommandResponse'][0];
}
// Status="ERROR"
var i;
var len = result['ApiResponse']['Errors'].length;
for (i = 0; i < len; i += 1) {
console.log(result['ApiResponse']['Errors'][i]);
}
throw new Error('API Error');
});
});
}
return {
init: function(deps) {
request = deps.request;
return null;
},
zones: function(data) {
return api('namecheap.domains.getList', {}).then(function(
zonesResponse
) {
// console.log('zones');
// console.log(zonesResponse);
return zonesResponse['DomainGetListResult'].map(function(x) {
return x['Domain'][0]['$']['Name'];
});
});
},
set: function(data) {
var ch = data.challenge;
var txt = ch.dnsAuthorization;
var params = {};
var zone = ch.dnsZone;
// the domain is the first part
params['SLD'] = zone.split('.')[0];
// the rest of the components are the TLD
params['TLD'] = zone
.split('.')
.splice(1)
.join('.');
// setting a host record overwrites all existing,
// adding a new records means you've have to send back all previous records too
return api('namecheap.domains.dns.getHosts', params).then(function(
hostsResponse
) {
var currentHostRecordsCount =
hostsResponse['DomainDNSGetHostsResult'][0]['host'].length;
for (var i = 0; i < currentHostRecordsCount; i++) {
// console.log(hostsResponse['DomainDNSGetHostsResult'][i]['host'][0]);
var currentEntry =
hostsResponse['DomainDNSGetHostsResult'][0]['host'][i][
'$'
];
params['HostName' + (i + 1)] = currentEntry['Name'];
params['RecordType' + (i + 1)] = currentEntry['Type'];
params['Address' + (i + 1)] = currentEntry['Address'];
params['TTL' + (i + 1)] = currentEntry['TTL'];
}
params['HostName' + (currentHostRecordsCount + 1)] =
ch.dnsPrefix;
params['RecordType' + (currentHostRecordsCount + 1)] = 'TXT';
params['Address' + (currentHostRecordsCount + 1)] = txt;
params['TTL' + (currentHostRecordsCount + 1)] = 100; // in minutes
// console.log(params);
return api('namecheap.domains.dns.setHosts', params)
.then(function(setHostResponse) {
// console.log('setHost');
// console.log(setHostResponse);
return true;
})
.catch(function(err) {
throw new Error(
'record did not set. check subdomain, api key, etc'
);
});
});
},
remove: function(data) {
var ch = data.challenge;
var params = {};
var zone = ch.dnsZone;
// the domain is the first part
params['SLD'] = zone.split('.')[0];
// the rest of the components are the TLD
params['TLD'] = zone
.split('.')
.splice(1)
.join('.');
// setting a host record overwrites all existing,
// removing a new records means you've have to send back all previous records without removed
return api('namecheap.domains.dns.getHosts', params).then(function(
hostsResponse
) {
var currentHostRecordsCount =
hostsResponse['DomainDNSGetHostsResult'][0]['host'].length;
for (var i = 0; i < currentHostRecordsCount; i++) {
// console.log(hostsResponse['DomainDNSGetHostsResult'][i]['host'][0]);
var currentEntry =
hostsResponse['DomainDNSGetHostsResult'][0]['host'][i][
'$'
];
if (currentEntry['Address'] != ch.dnsAuthorization) {
params['HostName' + (i + 1)] = currentEntry['Name'];
params['RecordType' + (i + 1)] = currentEntry['Type'];
params['Address' + (i + 1)] = currentEntry['Address'];
params['TTL' + (i + 1)] = currentEntry['TTL'];
}
}
return api('namecheap.domains.dns.setHosts', params)
.then(function(setHostResponse) {
// console.log('setHost');
// console.log(setHostResponse);
return true;
})
.catch(function(err) {
throw new Error(
'record did not remove. check subdomain, api key, etc'
);
});
});
},
get: function(data) {
var ch = data.challenge;
var params = {};
var zone = ch.dnsZone;
// the domain is the first part
params['SLD'] = zone.split('.')[0];
// the rest of the components are the TLD
params['TLD'] = zone
.split('.')
.splice(1)
.join('.');
return api('namecheap.domains.dns.getHosts', params).then(function(
hostsResponse
) {
// console.log('hosts');
// console.log(hostsResponse);
var currentHostRecords =
hostsResponse['DomainDNSGetHostsResult'][0]['host'];
var entries = currentHostRecords.filter(function(x) {
return x['$']['Type'] === 'TXT';
});
var entry = entries.filter(function(x) {
// console.log('data', x.data);
// console.log('dnsAuth', ch.dnsAuthorization, ch);
return x['$']['Address'] === ch.dnsAuthorization;
})[0];
if (entry) {
return { dnsAuthorization: entry['$']['Address'] };
} else {
return null;
}
});
}
};
};