152 lines
3.7 KiB
JavaScript
152 lines
3.7 KiB
JavaScript
'use strict';
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require('./compat.js');
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var path = require('path');
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var homeRe = new RegExp("^~(\\/|\\\\|\\" + path.sep + ")");
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// very basic check. Allows *.example.com.
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var re = /^(\*\.)?[a-zA-Z0-9\.\-]+$/;
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var punycode = require('punycode');
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var dnsResolveMxAsync = require('util').promisify(require('dns').resolveMx);
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module.exports.attachCertInfo = function (results) {
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var certInfo = require('cert-info').info(results.cert);
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// subject, altnames, issuedAt, expiresAt
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Object.keys(certInfo).forEach(function (key) {
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results[key] = certInfo[key];
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});
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return results;
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};
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module.exports.certHasDomain = function (certInfo, _domain) {
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var names = (certInfo.altnames || []).slice(0);
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names.push(certInfo.subject);
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return names.some(function (name) {
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var domain = _domain.toLowerCase();
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name = name.toLowerCase();
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if ('*.' === name.substr(0, 2)) {
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name = name.substr(2);
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domain = domain.split('.').slice(1).join('.');
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}
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return name === domain;
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});
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};
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module.exports.isValidDomain = function (domain) {
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if (re.test(domain)) {
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return domain;
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}
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domain = punycode.toASCII(domain);
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if (re.test(domain)) {
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return domain;
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}
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return '';
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};
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module.exports.merge = function (/*defaults, args*/) {
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var allDefaults = Array.prototype.slice.apply(arguments);
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var args = allDefaults.shift();
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var copy = {};
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allDefaults.forEach(function (defaults) {
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Object.keys(defaults).forEach(function (key) {
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if ('challenges' === key && copy[key] && defaults[key]) {
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Object.keys(defaults[key]).forEach(function (k) {
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copy[key][k] = defaults[key][k];
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});
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} else {
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copy[key] = defaults[key];
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}
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});
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});
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Object.keys(args).forEach(function (key) {
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if ('challenges' === key && copy[key] && args[key]) {
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Object.keys(args[key]).forEach(function (k) {
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copy[key][k] = args[key][k];
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});
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} else {
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copy[key] = args[key];
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}
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});
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return copy;
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};
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module.exports.tplCopy = function (copy) {
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var homedir = require('os').homedir();
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var tplKeys;
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copy.hostnameGet = function (copy) {
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return copy.subject || (copy.domains || [])[0] || copy.domain;
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};
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Object.keys(copy).forEach(function (key) {
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var newName;
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if (!/Get$/.test(key)) {
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return;
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}
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newName = key.replace(/Get$/, '');
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copy[newName] = copy[newName] || copy[key](copy);
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});
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tplKeys = Object.keys(copy);
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tplKeys.sort(function (a, b) {
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return b.length - a.length;
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});
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tplKeys.forEach(function (key) {
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if ('string' !== typeof copy[key]) {
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return;
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}
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copy[key] = copy[key].replace(homeRe, homedir + path.sep);
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});
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tplKeys.forEach(function (key) {
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if ('string' !== typeof copy[key]) {
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return;
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}
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tplKeys.forEach(function (tplname) {
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if (!copy[tplname]) {
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// what can't be templated now may be templatable later
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return;
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}
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copy[key] = copy[key].replace(':' + tplname, copy[tplname]);
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});
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});
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return copy;
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};
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module.exports.testEmail = function (email) {
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var parts = (email||'').split('@');
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var err;
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if (2 !== parts.length || !parts[0] || !parts[1]) {
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err = new Error("malformed email address '" + email + "'");
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err.code = 'E_EMAIL';
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return Promise.reject(err);
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}
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return dnsResolveMxAsync(parts[1]).then(function (records) {
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// records only returns when there is data
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if (!records.length) {
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throw new Error("sanity check fail: success, but no MX records returned");
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}
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return email;
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}, function (err) {
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if ('ENODATA' === err.code) {
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err = new Error("no MX records found for '" + parts[1] + "'");
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err.code = 'E_EMAIL';
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return Promise.reject(err);
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}
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});
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};
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