384 lines
16 KiB
JavaScript
384 lines
16 KiB
JavaScript
import assert from 'node:assert';
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import BoxError from './boxerror.js';
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import constants from './constants.js';
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import crypto from 'node:crypto';
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import dashboard from './dashboard.js';
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import database from './database.js';
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import debugModule from 'debug';
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import eventlog from './eventlog.js';
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import mailServer from './mailserver.js';
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import notifications from './notifications.js';
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import openssl from './openssl.js';
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import reverseProxy from './reverseproxy.js';
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import safe from 'safetydance';
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import tld from 'tldjs';
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import _ from './underscore.js';
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import dnsBunny from './dns/bunny.js';
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import dnsCloudflare from './dns/cloudflare.js';
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import dnsDesec from './dns/desec.js';
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import dnsDnsimple from './dns/dnsimple.js';
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import dnsRoute53 from './dns/route53.js';
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import dnsGcdns from './dns/gcdns.js';
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import dnsDigitalocean from './dns/digitalocean.js';
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import dnsGandi from './dns/gandi.js';
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import dnsGodaddy from './dns/godaddy.js';
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import dnsHetzner from './dns/hetzner.js';
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import dnsHetznercloud from './dns/hetznercloud.js';
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import dnsInwx from './dns/inwx.js';
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import dnsLinode from './dns/linode.js';
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import dnsVultr from './dns/vultr.js';
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import dnsNamecom from './dns/namecom.js';
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import dnsNamecheap from './dns/namecheap.js';
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import dnsNetcup from './dns/netcup.js';
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import dnsNoop from './dns/noop.js';
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import dnsOvh from './dns/ovh.js';
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import dnsManual from './dns/manual.js';
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import dnsPorkbun from './dns/porkbun.js';
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import dnsWildcard from './dns/wildcard.js';
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const debug = debugModule('box:domains');
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const DOMAINS_FIELDS = [ 'domain', 'zoneName', 'provider', 'configJson', 'tlsConfigJson', 'wellKnownJson', 'fallbackCertificateJson' ].join(',');
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function postProcess(data) {
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data.config = safe.JSON.parse(data.configJson);
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delete data.configJson;
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data.tlsConfig = safe.JSON.parse(data.tlsConfigJson);
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delete data.tlsConfigJson;
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data.wellKnown = safe.JSON.parse(data.wellKnownJson);
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delete data.wellKnownJson;
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data.fallbackCertificate = safe.JSON.parse(data.fallbackCertificateJson);
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delete data.fallbackCertificateJson;
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return data;
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}
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const DNS_PROVIDERS = {
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bunny: dnsBunny, cloudflare: dnsCloudflare, desec: dnsDesec, dnsimple: dnsDnsimple,
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route53: dnsRoute53, gcdns: dnsGcdns, digitalocean: dnsDigitalocean, gandi: dnsGandi,
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godaddy: dnsGodaddy, hetzner: dnsHetzner, hetznercloud: dnsHetznercloud, inwx: dnsInwx,
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linode: dnsLinode, vultr: dnsVultr, namecom: dnsNamecom, namecheap: dnsNamecheap,
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netcup: dnsNetcup, noop: dnsNoop, ovh: dnsOvh, manual: dnsManual,
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porkbun: dnsPorkbun, wildcard: dnsWildcard
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};
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// choose which subdomain backend we use for test purpose we use route53
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function api(provider) {
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assert.strictEqual(typeof provider, 'string');
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return DNS_PROVIDERS[provider] || null;
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}
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async function verifyDomainConfig(domainConfig, domain, zoneName, provider) {
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assert(domainConfig && typeof domainConfig === 'object'); // the dns config to test with
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assert.strictEqual(typeof domain, 'string');
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assert.strictEqual(typeof zoneName, 'string');
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assert.strictEqual(typeof provider, 'string');
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const backend = api(provider);
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if (!backend) throw new BoxError(BoxError.BAD_FIELD, 'Invalid provider');
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const domainObject = { config: domainConfig, domain, zoneName };
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const [error, sanitizedConfig] = await safe(api(provider).verifyDomainConfig(domainObject));
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if (error && error.reason === BoxError.ACCESS_DENIED) throw new BoxError(BoxError.BAD_FIELD, `Access denied: ${error.message}`);
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if (error && error.reason === BoxError.NOT_FOUND) throw new BoxError(BoxError.BAD_FIELD, `Zone not found: ${error.message}`);
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if (error && error.reason === BoxError.EXTERNAL_ERROR) throw new BoxError(BoxError.BAD_FIELD, `Configuration error: ${error.message}`);
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if (error) throw error;
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return sanitizedConfig;
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}
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function validateTlsConfig(tlsConfig, dnsProvider) {
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assert.strictEqual(typeof tlsConfig, 'object');
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assert.strictEqual(typeof dnsProvider, 'string');
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switch (tlsConfig.provider) {
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case 'letsencrypt-prod':
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case 'letsencrypt-staging':
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case 'fallback':
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break;
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default:
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return new BoxError(BoxError.BAD_FIELD, 'tlsConfig.provider must be fallback, letsencrypt-prod/staging');
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}
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if (tlsConfig.wildcard) {
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if (!tlsConfig.provider.startsWith('letsencrypt')) return new BoxError(BoxError.BAD_FIELD, 'wildcard can only be set with letsencrypt');
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if (dnsProvider === 'manual' || dnsProvider === 'noop' || dnsProvider === 'wildcard') return new BoxError(BoxError.BAD_FIELD, 'wildcard cert requires a programmable DNS backend');
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}
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return null;
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}
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function validateWellKnown(wellKnown) {
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assert.strictEqual(typeof wellKnown, 'object');
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return null;
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}
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async function add(domain, data, auditSource) {
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assert.strictEqual(typeof domain, 'string');
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assert.strictEqual(typeof data.zoneName, 'string');
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assert.strictEqual(typeof data.provider, 'string');
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assert.strictEqual(typeof data.config, 'object');
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assert.strictEqual(typeof data.fallbackCertificate, 'object');
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assert.strictEqual(typeof data.tlsConfig, 'object');
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const { provider, config, tlsConfig } = data;
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if (!tld.isValid(domain)) throw new BoxError(BoxError.BAD_FIELD, 'Invalid domain');
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if (domain.endsWith('.')) throw new BoxError(BoxError.BAD_FIELD, 'Invalid domain');
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let zoneName;
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if (data.zoneName) {
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if (!tld.isValid(data.zoneName)) throw new BoxError(BoxError.BAD_FIELD, 'Invalid zoneName');
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if (data.zoneName.endsWith('.')) throw new BoxError(BoxError.BAD_FIELD, 'Invalid zoneName');
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zoneName = data.zoneName;
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} else {
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zoneName = tld.getDomain(domain) || domain;
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}
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let fallbackCertificate;
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if (data.fallbackCertificate) {
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await openssl.validateCertificate('test', domain, data.fallbackCertificate);
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fallbackCertificate = data.fallbackCertificate;
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} else {
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fallbackCertificate = await openssl.generateCertificate(domain);
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}
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let error = validateTlsConfig(tlsConfig, provider);
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if (error) throw error;
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const dkimKey = await openssl.generateDkimKey();
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let dkimSelector = data.dkimSelector;
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if (!data.dkimSelector) {
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const { domain:dashboardDomain } = await dashboard.getLocation();
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// create a unique suffix. this lets one add this domain can be added in another cloudron instance and not have their dkim selector conflict
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const suffix = crypto.createHash('sha256').update(dashboardDomain).digest('hex').substr(0, 6);
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dkimSelector = `cloudron-${suffix}`;
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}
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const sanitizedConfig = await verifyDomainConfig(config, domain, zoneName, provider);
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const queries = [
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{ query: 'INSERT INTO domains (domain, zoneName, provider, configJson, tlsConfigJson, fallbackCertificateJson) VALUES (?, ?, ?, ?, ?, ?)',
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args: [ domain, zoneName, provider, JSON.stringify(sanitizedConfig), JSON.stringify(tlsConfig), JSON.stringify(fallbackCertificate) ] },
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{ query: 'INSERT INTO mail (domain, dkimKeyJson, dkimSelector) VALUES (?, ?, ?)', args: [ domain, JSON.stringify(dkimKey), dkimSelector || 'cloudron' ] },
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];
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[error] = await safe(database.transaction(queries));
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if (error && error.sqlCode === 'ER_DUP_ENTRY') throw new BoxError(BoxError.ALREADY_EXISTS, 'Domain already exists');
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if (error) throw new BoxError(BoxError.DATABASE_ERROR, error);
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await reverseProxy.setFallbackCertificate(domain, fallbackCertificate);
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await eventlog.add(eventlog.ACTION_DOMAIN_ADD, auditSource, { domain, zoneName, provider });
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safe(mailServer.onDomainAdded(domain), { debug }); // background
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}
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async function get(domain) {
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assert.strictEqual(typeof domain, 'string');
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const result = await database.query(`SELECT ${DOMAINS_FIELDS} FROM domains WHERE domain=?`, [ domain ]);
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if (result.length === 0) return null;
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return postProcess(result[0]);
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}
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async function list() {
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const results = await database.query(`SELECT ${DOMAINS_FIELDS} FROM domains ORDER BY domain`);
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results.forEach(postProcess);
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return results.sort((d1, d2) => { // domains are alphabetically sorted
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return d1.domain.localeCompare(d2.domain);
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});
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}
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async function setConfig(domain, data, auditSource) {
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assert.strictEqual(typeof domain, 'string');
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assert.strictEqual(typeof data.zoneName, 'string');
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assert.strictEqual(typeof data.provider, 'string');
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assert.strictEqual(typeof data.config, 'object');
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assert.strictEqual(typeof data.fallbackCertificate, 'object');
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assert.strictEqual(typeof data.tlsConfig, 'object');
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assert.strictEqual(typeof auditSource, 'object');
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const { provider, config, fallbackCertificate, tlsConfig } = data;
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const { domain:dashboardDomain } = await dashboard.getLocation();
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if (constants.DEMO && (domain === dashboardDomain)) throw new BoxError(BoxError.BAD_STATE, 'Not allowed in demo mode');
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const domainObject = await get(domain);
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let zoneName;
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if (data.zoneName) {
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if (!tld.isValid(data.zoneName)) throw new BoxError(BoxError.BAD_FIELD, 'Invalid zoneName');
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zoneName = data.zoneName;
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} else {
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zoneName = domainObject.zoneName;
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}
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if (fallbackCertificate) await openssl.validateCertificate('test', domain, fallbackCertificate);
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const tlsConfigError = validateTlsConfig(tlsConfig, provider);
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if (tlsConfigError) throw tlsConfigError;
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if (provider === domainObject.provider) api(provider).injectPrivateFields(config, domainObject.config);
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const sanitizedConfig = await verifyDomainConfig(config, domain, zoneName, provider);
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const newData = {
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config: sanitizedConfig,
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zoneName,
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provider,
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tlsConfig,
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};
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if (fallbackCertificate) newData.fallbackCertificate = fallbackCertificate;
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const args = [], fields = [];
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for (const k in newData) {
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if (k === 'config' || k === 'tlsConfig' || k === 'fallbackCertificate') { // json fields
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fields.push(`${k}Json = ?`);
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args.push(JSON.stringify(newData[k]));
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} else {
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fields.push(k + ' = ?');
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args.push(newData[k]);
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}
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}
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args.push(domain);
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const result = await database.query('UPDATE domains SET ' + fields.join(', ') + ' WHERE domain=?', args);
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if (result.affectedRows === 0) throw new BoxError(BoxError.NOT_FOUND, 'Domain not found');
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if (fallbackCertificate) await reverseProxy.setFallbackCertificate(domain, fallbackCertificate);
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if (!_.isEqual(domainObject.tlsConfig, tlsConfig.provider)) await reverseProxy.handleCertificateProviderChanged(domain);
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await eventlog.add(eventlog.ACTION_DOMAIN_UPDATE, auditSource, { domain, zoneName, provider });
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}
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async function setWellKnown(domain, wellKnown, auditSource) {
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assert.strictEqual(typeof domain, 'string');
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assert.strictEqual(typeof wellKnown, 'object');
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assert.strictEqual(typeof auditSource, 'object');
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const wellKnownError = validateWellKnown(wellKnown);
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if (wellKnownError) throw wellKnownError;
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const result = await database.query('UPDATE domains SET wellKnownJson = ? WHERE domain=?', [ JSON.stringify(wellKnown), domain ]);
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if (result.affectedRows === 0) throw new BoxError(BoxError.NOT_FOUND, 'Domain not found');
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await eventlog.add(eventlog.ACTION_DOMAIN_UPDATE, auditSource, { domain, wellKnown });
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}
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async function del(domain, auditSource) {
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assert.strictEqual(typeof domain, 'string');
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assert.strictEqual(typeof auditSource, 'object');
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const { domain:dashboardDomain } = await dashboard.getLocation();
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if (domain === dashboardDomain) throw new BoxError(BoxError.CONFLICT, 'Cannot remove admin domain');
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const { domain:mailDomain } = await mailServer.getLocation();
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if (domain === mailDomain) throw new BoxError(BoxError.CONFLICT, 'Cannot remove mail domain. Change the mail server location first');
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const queries = [
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{ query: 'DELETE FROM mail WHERE domain = ?', args: [ domain ] },
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{ query: 'DELETE FROM domains WHERE domain = ?', args: [ domain ] },
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];
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const [error, results] = await safe(database.transaction(queries));
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console.dir(error);
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if (error && error.sqlCode === 'ER_ROW_IS_REFERENCED_2') {
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if (error.message.includes('mailboxes_aliasDomain_constraint')) throw new BoxError(BoxError.CONFLICT, 'Domain is in use in a mailbox, list or an alias');
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if (error.message.includes('mailboxes_domain_constraint')) throw new BoxError(BoxError.CONFLICT, 'Domain is in use in a mailbox, list or an alias');
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if (error.message.includes('apps_mailDomain_constraint')) throw new BoxError(BoxError.CONFLICT, 'Domain is in use in an app\'s mailbox section');
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if (error.message.includes('locations')) throw new BoxError(BoxError.CONFLICT, 'Domain is in use in an app\'s location');
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throw new BoxError(BoxError.CONFLICT, error.message);
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}
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if (error) throw error;
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if (results[1].affectedRows !== 1) throw new BoxError(BoxError.NOT_FOUND, 'Domain not found');
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await eventlog.add(eventlog.ACTION_DOMAIN_REMOVE, auditSource, { domain });
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safe(mailServer.onDomainRemoved(domain));
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}
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async function clear() {
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await database.query('DELETE FROM domains');
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}
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// removes all fields that are strictly private and should never be returned by API calls
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function removePrivateFields(domain) {
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const result = _.pick(domain, ['domain', 'zoneName', 'provider', 'config', 'tlsConfig', 'fallbackCertificate', 'wellKnown']);
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const out = api(result.provider).removePrivateFields(result);
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delete out.fallbackCertificate.key;
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return out;
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}
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// removes all fields that are not accessible by a normal user. currently, this is same as for admin users since config tokens are removed
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function removeRestrictedFields(domain) {
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return removePrivateFields(domain);
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}
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async function getDomainObjectMap() {
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const domainObjects = await list();
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const domainObjectMap = {};
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for (const d of domainObjects) { domainObjectMap[d.domain] = d; }
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return domainObjectMap;
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}
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async function checkConfigs(auditSource) {
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assert.strictEqual(typeof auditSource, 'object');
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debug(`checkConfig: validating domain configs`);
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for (const domainObject of await list()) {
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if (domainObject.provider === 'noop' || domainObject.provider === 'manual' || domainObject.provider === 'wildcard') {
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await notifications.unpin(notifications.TYPE_DOMAIN_CONFIG_CHECK_FAILED, { context: domainObject.domain });
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continue;
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}
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const [error] = await safe(api(domainObject.provider).verifyDomainConfig(domainObject));
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if (!error) {
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await notifications.unpin(notifications.TYPE_DOMAIN_CONFIG_CHECK_FAILED, { context: domainObject.domain });
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continue;
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}
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let errorMessage;
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if (error.reason === BoxError.ACCESS_DENIED) {
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errorMessage = `Access denied: ${error.message}`;
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} else if (error.reason === BoxError.NOT_FOUND) {
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errorMessage = `Zone not found: ${error.message}`;
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} else if (error.reason === BoxError.EXTERNAL_ERROR) {
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errorMessage = `Configuration error: ${error.message}`;
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} else {
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errorMessage = `General error: ${error.message}`;
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}
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debug(`checkConfig: ${domainObject.domain} is not configured properly`, error);
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await notifications.pin(notifications.TYPE_DOMAIN_CONFIG_CHECK_FAILED, `Domain ${domainObject.domain} is not configured properly`,
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errorMessage, { context: domainObject.domain });
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}
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}
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export default {
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add,
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get,
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list,
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setConfig,
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setWellKnown,
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del,
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clear,
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getDomainObjectMap,
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removePrivateFields,
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removeRestrictedFields,
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checkConfigs
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};
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