267 lines
11 KiB
JavaScript
267 lines
11 KiB
JavaScript
'use strict';
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const assert = require('node:assert'),
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BoxError = require('../boxerror.js'),
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constants = require('../constants.js'),
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debug = require('debug')('box:dns/dnsimple'),
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dig = require('../dig.js'),
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dns = require('../dns.js'),
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safe = require('safetydance'),
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superagent = require('@cloudron/superagent'),
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waitForDns = require('./waitfordns.js');
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const DNSIMPLE_API = 'https://api.dnsimple.com/v2';
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function formatError(response) {
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return `dnsimple DNS error ${response.status} ${response.text}`;
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}
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function removePrivateFields(domainObject) {
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delete domainObject.config.accessToken;
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return domainObject;
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}
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function injectPrivateFields(newConfig, currentConfig) {
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if (!Object.hasOwn(newConfig, 'accessToken')) newConfig.accessToken = currentConfig.accessToken;
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}
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async function getAccountId(domainConfig) {
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assert.strictEqual(typeof domainConfig, 'object');
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const [error, response] = await safe(superagent.get(`${DNSIMPLE_API}/accounts`)
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.set('Authorization', `Bearer ${domainConfig.accessToken}`)
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.retry(5)
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.timeout(30 * 1000)
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.ok(() => true));
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if (error) throw new BoxError(BoxError.NETWORK_ERROR, error);
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if (response.status === 401) throw new BoxError(BoxError.ACCESS_DENIED, formatError(response));
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if (response.status !== 200) throw new BoxError(BoxError.EXTERNAL_ERROR, formatError(response));
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const accountId = safe.query(response.body, 'data[0].id', null);
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if (!accountId || typeof accountId !== 'number') throw new BoxError(BoxError.EXTERNAL_ERROR, `Could not determine account id: ${JSON.stringify(response.body)}`);
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return String(accountId);
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}
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async function getZone(domainConfig, zoneName) {
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assert.strictEqual(typeof domainConfig, 'object');
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assert.strictEqual(typeof zoneName, 'string');
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const accountId = await getAccountId(domainConfig);
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const [error, response] = await safe(superagent.get(`${DNSIMPLE_API}/${accountId}/zones?name_like=${zoneName}`)
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.set('Authorization', `Bearer ${domainConfig.accessToken}`)
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.retry(5)
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.timeout(30 * 1000)
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.ok(() => true));
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if (error) throw new BoxError(BoxError.NETWORK_ERROR, error);
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if (response.status === 401) throw new BoxError(BoxError.ACCESS_DENIED, formatError(response));
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if (response.status !== 200) throw new BoxError(BoxError.EXTERNAL_ERROR, formatError(response));
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if (!Array.isArray(response.body.data)) throw new BoxError(BoxError.EXTERNAL_ERROR, `Invalid data in response: ${JSON.stringify(response.body)}`);
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const item = response.body.data.filter(item => item.name === zoneName);
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if (item.length === 0) throw new BoxError(BoxError.NOT_FOUND, 'Domain not found');
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return { accountId, zoneId: item[0].id };
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}
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async function getDnsRecords(domainConfig, zoneName, name, type) {
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assert.strictEqual(typeof domainConfig, 'object');
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assert.strictEqual(typeof zoneName, 'string');
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assert.strictEqual(typeof name, 'string');
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assert.strictEqual(typeof type, 'string');
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debug(`get: ${name} in zone ${zoneName} of type ${type}`);
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const { accountId, zoneId } = await getZone(domainConfig, zoneName);
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const [error, response] = await safe(superagent.get(`${DNSIMPLE_API}/${accountId}/zones/${zoneId}/records?name=${name}&type=${type}`)
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.set('Authorization', `Bearer ${domainConfig.accessToken}`)
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.retry(5)
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.timeout(30 * 1000)
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.ok(() => true));
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if (error) throw new BoxError(BoxError.NETWORK_ERROR, error);
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if (response.status === 401) throw new BoxError(BoxError.ACCESS_DENIED, formatError(response));
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if (response.status !== 200) throw new BoxError(BoxError.EXTERNAL_ERROR, formatError(response));
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if (!Array.isArray(response.body.data)) throw new BoxError(BoxError.EXTERNAL_ERROR, `Invalid data in response: ${JSON.stringify(response.body)}`);
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return response.body.data;
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}
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async function upsert(domainObject, location, type, values) {
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assert.strictEqual(typeof domainObject, 'object');
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assert.strictEqual(typeof location, 'string');
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assert.strictEqual(typeof type, 'string');
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assert(Array.isArray(values));
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const domainConfig = domainObject.config,
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zoneName = domainObject.zoneName,
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name = dns.getName(domainObject, location, type) || '';
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debug(`upsert: ${name} in zone ${zoneName} of type ${type} with values ${JSON.stringify(values)}`);
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const { accountId, zoneId } = await getZone(domainConfig, zoneName);
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const records = await getDnsRecords(domainConfig, zoneName, name, type);
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// used to track available records to update instead of create
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let i = 0;
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const recordIds = [];
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for (let value of values) {
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let priority = 0;
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if (type === 'MX') {
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priority = parseInt(value.split(' ')[0], 10);
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value = value.split(' ')[1];
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} else if (type === 'TXT') {
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value = value.replace(/^"(.*)"$/, '$1'); // strip any double quotes
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}
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const data = {
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type,
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name,
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content: value,
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priority,
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ttl: 60
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};
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if (i >= records.length) {
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const [error, response] = await safe(superagent.post(`${DNSIMPLE_API}/${accountId}/zones/${zoneId}/records`)
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.set('Authorization', `Bearer ${domainConfig.accessToken}`)
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.send(data)
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.retry(5)
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.timeout(30 * 1000)
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.ok(() => true));
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if (error) throw new BoxError(BoxError.NETWORK_ERROR, error);
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if (response.status === 401) throw new BoxError(BoxError.ACCESS_DENIED, formatError(response));
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if (response.status !== 201) throw new BoxError(BoxError.EXTERNAL_ERROR, formatError(response));
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recordIds.push(safe.query(response.body, 'data.id'));
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} else {
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const [error, response] = await safe(superagent.patch(`${DNSIMPLE_API}/${accountId}/zones/${zoneId}/records/${records[i].id}`)
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.set('Authorization', `Bearer ${domainConfig.accessToken}`)
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.send(data)
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.retry(5)
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.timeout(30 * 1000)
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.ok(() => true));
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++i;
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if (error) throw new BoxError(BoxError.NETWORK_ERROR, error);
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if (response.status === 401) throw new BoxError(BoxError.ACCESS_DENIED, formatError(response));
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if (response.status !== 200) throw new BoxError(BoxError.EXTERNAL_ERROR, formatError(response));
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recordIds.push(safe.query(response.body, 'data.id'));
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}
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}
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for (let j = values.length + 1; j < records.length; j++) {
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const [error] = await safe(superagent.del(`${DNSIMPLE_API}/${accountId}/zones/${zoneId}/records/${records[i].id}`)
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.set('Authorization', `Bearer ${domainConfig.accessToken}`)
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.retry(5)
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.timeout(30 * 1000)
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.ok(() => true));
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if (error) debug(`upsert: error removing record ${records[j].id}: ${error.message}`);
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}
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debug('upsert: completed with recordIds:%j', recordIds);
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}
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async function get(domainObject, location, type) {
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assert.strictEqual(typeof domainObject, 'object');
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assert.strictEqual(typeof location, 'string');
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assert.strictEqual(typeof type, 'string');
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const domainConfig = domainObject.config,
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zoneName = domainObject.zoneName,
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name = dns.getName(domainObject, location, type) || '';
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const records = await getDnsRecords(domainConfig, zoneName, name, type);
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return records.map(r => r.content);
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}
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async function del(domainObject, location, type, values) {
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assert.strictEqual(typeof domainObject, 'object');
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assert.strictEqual(typeof location, 'string');
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assert.strictEqual(typeof type, 'string');
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assert(Array.isArray(values));
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const domainConfig = domainObject.config,
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zoneName = domainObject.zoneName,
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name = dns.getName(domainObject, location, type) || '';
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debug(`del: ${name} in zone ${zoneName} of type ${type} with values ${JSON.stringify(values)}`);
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const { accountId, zoneId } = await getZone(domainConfig, zoneName);
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const records = await getDnsRecords(domainConfig, zoneName, name, type);
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const ids = records.map(r => r.id);
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for (const id of ids) {
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const [error, response] = await safe(superagent.del(`${DNSIMPLE_API}/${accountId}/zones/${zoneId}/records/${id}`)
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.set('Authorization', `Bearer ${domainConfig.accessToken}`)
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.retry(5)
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.timeout(30 * 1000)
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.ok(() => true));
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if (error) throw new BoxError(BoxError.NETWORK_ERROR, error);
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if (response.status === 401) throw new BoxError(BoxError.ACCESS_DENIED, formatError(response));
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if (response.status === 404) continue;
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if (response.status !== 204) throw new BoxError(BoxError.EXTERNAL_ERROR, formatError(response));
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}
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}
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async function wait(domainObject, subdomain, type, value, options) {
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assert.strictEqual(typeof domainObject, 'object');
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assert.strictEqual(typeof subdomain, 'string');
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assert.strictEqual(typeof type, 'string');
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assert.strictEqual(typeof value, 'string');
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assert(options && typeof options === 'object'); // { interval: 5000, times: 50000 }
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const fqdn = dns.fqdn(subdomain, domainObject.domain);
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await waitForDns(fqdn, domainObject.zoneName, type, value, options);
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}
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async function verifyDomainConfig(domainObject) {
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assert.strictEqual(typeof domainObject, 'object');
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const domainConfig = domainObject.config,
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zoneName = domainObject.zoneName;
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if (!domainConfig.accessToken || typeof domainConfig.accessToken !== 'string') throw new BoxError(BoxError.BAD_FIELD, 'accessToken must be a non-empty string');
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if ('customNameservers' in domainConfig && typeof domainConfig.customNameservers !== 'boolean') throw new BoxError(BoxError.BAD_FIELD, 'customNameservers must be a boolean');
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const ip = '127.0.0.1';
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const credentials = {
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accessToken: domainConfig.accessToken,
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customNameservers: !!domainConfig.customNameservers
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};
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if (constants.TEST) return credentials; // this shouldn't be here
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const [error, nameservers] = await safe(dig.resolve(zoneName, 'NS', { timeout: 5000 }));
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if (error && error.code === 'ENOTFOUND') throw new BoxError(BoxError.BAD_FIELD, 'Unable to resolve nameservers for this domain');
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if (error || !nameservers) throw new BoxError(BoxError.BAD_FIELD, error ? error.message : 'Unable to get nameservers');
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if (!nameservers.every(function (n) { return n.toLowerCase().indexOf('dnsimple') !== -1; })) { // can be dnsimple.com or dnsimple-edge.org
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debug('verifyDomainConfig: %j does not contain dnsimple NS', nameservers);
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if (!domainConfig.customNameservers) throw new BoxError(BoxError.BAD_FIELD, 'Domain nameservers are not set to dnsimple');
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}
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const location = 'cloudrontestdns';
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await upsert(domainObject, location, 'A', [ ip ]);
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debug('verifyDomainConfig: Test A record added');
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await del(domainObject, location, 'A', [ ip ]);
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debug('verifyDomainConfig: Test A record removed again');
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return credentials;
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}
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exports = module.exports = {
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removePrivateFields,
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injectPrivateFields,
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upsert,
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get,
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del,
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wait,
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verifyDomainConfig
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};
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