// Copyright Joyent, Inc. and other Node contributors. // // Permission is hereby granted, free of charge, to any person obtaining a // copy of this software and associated documentation files (the // "Software"), to deal in the Software without restriction, including // without limitation the rights to use, copy, modify, merge, publish, // distribute, sublicense, and/or sell copies of the Software, and to permit // persons to whom the Software is furnished to do so, subject to the // following conditions: // // The above copyright notice and this permission notice shall be included // in all copies or substantial portions of the Software. // // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS // OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF // MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN // NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, // DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR // OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE // USE OR OTHER DEALINGS IN THE SOFTWARE. 'use strict'; const common = require('../common'); const assert = require('assert'); const dns = require('dns'); const net = require('net'); const isIPv4 = net.isIPv4; const isIPv6 = net.isIPv6; const util = require('util'); common.crashOnUnhandledRejection(); let expected = 0; let completed = 0; let running = false; const queue = []; function TEST(f) { function next() { const f = queue.shift(); if (f) { running = true; console.log(f.name); f(done); } } function done() { running = false; completed++; process.nextTick(next); } expected++; queue.push(f); if (!running) { next(); } } function checkWrap(req) { assert.strictEqual(typeof req, 'object'); } TEST(function test_reverse_bogus(done) { assert.throws(() => { dns.reverse('bogus ip', common.mustNotCall()); }, /^Error: getHostByAddr EINVAL$/); done(); }); TEST(function test_resolve4_ttl(done) { const req = dns.resolve4('google.com', { ttl: true }, function(err, result) { assert.ifError(err); assert.ok(result.length > 0); for (let i = 0; i < result.length; i++) { const item = result[i]; assert.ok(item); assert.strictEqual(typeof item, 'object'); assert.strictEqual(typeof item.ttl, 'number'); assert.strictEqual(typeof item.address, 'string'); assert.ok(item.ttl > 0); assert.ok(isIPv4(item.address)); } done(); }); checkWrap(req); }); TEST(function test_resolve6_ttl(done) { const req = dns.resolve6('google.com', { ttl: true }, function(err, result) { assert.ifError(err); assert.ok(result.length > 0); for (let i = 0; i < result.length; i++) { const item = result[i]; assert.ok(item); assert.strictEqual(typeof item, 'object'); assert.strictEqual(typeof item.ttl, 'number'); assert.strictEqual(typeof item.address, 'string'); assert.ok(item.ttl > 0); assert.ok(isIPv6(item.address)); } done(); }); checkWrap(req); }); TEST(function test_resolveMx(done) { const req = dns.resolveMx('gmail.com', function(err, result) { assert.ifError(err); assert.ok(result.length > 0); for (let i = 0; i < result.length; i++) { const item = result[i]; assert.ok(item); assert.strictEqual(typeof item, 'object'); assert.ok(item.exchange); assert.strictEqual(typeof item.exchange, 'string'); assert.strictEqual(typeof item.priority, 'number'); } done(); }); checkWrap(req); }); TEST(function test_resolveMx_failure(done) { const req = dns.resolveMx('something.invalid', function(err, result) { assert.ok(err instanceof Error); assert.strictEqual(err.errno, 'ENOTFOUND'); assert.strictEqual(result, undefined); done(); }); checkWrap(req); }); TEST(function test_resolveNs(done) { const req = dns.resolveNs('rackspace.com', function(err, names) { assert.ifError(err); assert.ok(names.length > 0); for (let i = 0; i < names.length; i++) { const name = names[i]; assert.ok(name); assert.strictEqual(typeof name, 'string'); } done(); }); checkWrap(req); }); TEST(function test_resolveNs_failure(done) { const req = dns.resolveNs('something.invalid', function(err, result) { assert.ok(err instanceof Error); assert.strictEqual(err.errno, 'ENOTFOUND'); assert.strictEqual(result, undefined); done(); }); checkWrap(req); }); TEST(function test_resolveSrv(done) { const req = dns.resolveSrv('_jabber._tcp.google.com', function(err, result) { assert.ifError(err); assert.ok(result.length > 0); for (let i = 0; i < result.length; i++) { const item = result[i]; assert.ok(item); assert.strictEqual(typeof item, 'object'); assert.ok(item.name); assert.strictEqual(typeof item.name, 'string'); assert.strictEqual(typeof item.port, 'number'); assert.strictEqual(typeof item.priority, 'number'); assert.strictEqual(typeof item.weight, 'number'); } done(); }); checkWrap(req); }); TEST(function test_resolveSrv_failure(done) { const req = dns.resolveSrv('something.invalid', function(err, result) { assert.ok(err instanceof Error); assert.strictEqual(err.errno, 'ENOTFOUND'); assert.strictEqual(result, undefined); done(); }); checkWrap(req); }); TEST(function test_resolvePtr(done) { const req = dns.resolvePtr('8.8.8.8.in-addr.arpa', function(err, result) { assert.ifError(err); assert.ok(result.length > 0); for (let i = 0; i < result.length; i++) { const item = result[i]; assert.ok(item); assert.strictEqual(typeof item, 'string'); } done(); }); checkWrap(req); }); TEST(function test_resolvePtr_failure(done) { const req = dns.resolvePtr('something.invalid', function(err, result) { assert.ok(err instanceof Error); assert.strictEqual(err.errno, 'ENOTFOUND'); assert.strictEqual(result, undefined); done(); }); checkWrap(req); }); TEST(function test_resolveNaptr(done) { const req = dns.resolveNaptr('sip2sip.info', function(err, result) { assert.ifError(err); assert.ok(result.length > 0); for (let i = 0; i < result.length; i++) { const item = result[i]; assert.ok(item); assert.strictEqual(typeof item, 'object'); assert.strictEqual(typeof item.flags, 'string'); assert.strictEqual(typeof item.service, 'string'); assert.strictEqual(typeof item.regexp, 'string'); assert.strictEqual(typeof item.replacement, 'string'); assert.strictEqual(typeof item.order, 'number'); assert.strictEqual(typeof item.preference, 'number'); } done(); }); checkWrap(req); }); TEST(function test_resolveNaptr_failure(done) { const req = dns.resolveNaptr('something.invalid', function(err, result) { assert.ok(err instanceof Error); assert.strictEqual(err.errno, 'ENOTFOUND'); assert.strictEqual(result, undefined); done(); }); checkWrap(req); }); TEST(function test_resolveSoa(done) { const req = dns.resolveSoa('nodejs.org', function(err, result) { assert.ifError(err); assert.ok(result); assert.strictEqual(typeof result, 'object'); assert.strictEqual(typeof result.nsname, 'string'); assert.ok(result.nsname.length > 0); assert.strictEqual(typeof result.hostmaster, 'string'); assert.ok(result.hostmaster.length > 0); assert.strictEqual(typeof result.serial, 'number'); assert.ok((result.serial > 0) && (result.serial < 4294967295)); assert.strictEqual(typeof result.refresh, 'number'); assert.ok((result.refresh > 0) && (result.refresh < 2147483647)); assert.strictEqual(typeof result.retry, 'number'); assert.ok((result.retry > 0) && (result.retry < 2147483647)); assert.strictEqual(typeof result.expire, 'number'); assert.ok((result.expire > 0) && (result.expire < 2147483647)); assert.strictEqual(typeof result.minttl, 'number'); assert.ok((result.minttl >= 0) && (result.minttl < 2147483647)); done(); }); checkWrap(req); }); TEST(function test_resolveSoa_failure(done) { const req = dns.resolveSoa('something.invalid', function(err, result) { assert.ok(err instanceof Error); assert.strictEqual(err.errno, 'ENOTFOUND'); assert.strictEqual(result, undefined); done(); }); checkWrap(req); }); TEST(function test_resolveCname(done) { const req = dns.resolveCname('www.microsoft.com', function(err, names) { assert.ifError(err); assert.ok(names.length > 0); for (let i = 0; i < names.length; i++) { const name = names[i]; assert.ok(name); assert.strictEqual(typeof name, 'string'); } done(); }); checkWrap(req); }); TEST(function test_resolveCname_failure(done) { const req = dns.resolveCname('something.invalid', function(err, result) { assert.ok(err instanceof Error); assert.strictEqual(err.errno, 'ENOTFOUND'); assert.strictEqual(result, undefined); done(); }); checkWrap(req); }); TEST(function test_resolveTxt(done) { const req = dns.resolveTxt('google.com', function(err, records) { assert.ifError(err); assert.strictEqual(records.length, 1); assert.ok(util.isArray(records[0])); assert(records[0][0].startsWith('v=spf1')); done(); }); checkWrap(req); }); TEST(function test_resolveTxt_failure(done) { const req = dns.resolveTxt('something.invalid', function(err, result) { assert.ok(err instanceof Error); assert.strictEqual(err.errno, 'ENOTFOUND'); assert.strictEqual(result, undefined); done(); }); checkWrap(req); }); TEST(function test_lookup_failure(done) { const req = dns.lookup('does.not.exist', 4, function(err, ip, family) { assert.ok(err instanceof Error); assert.strictEqual(err.errno, dns.NOTFOUND); assert.strictEqual(err.errno, 'ENOTFOUND'); assert.ok(!/ENOENT/.test(err.message)); assert.ok(/does\.not\.exist/.test(err.message)); done(); }); checkWrap(req); }); TEST(function test_lookup_ip_all(done) { const req = dns.lookup('127.0.0.1', {all: true}, function(err, ips, family) { assert.ifError(err); assert.ok(Array.isArray(ips)); assert.ok(ips.length > 0); assert.strictEqual(ips[0].address, '127.0.0.1'); assert.strictEqual(ips[0].family, 4); done(); }); checkWrap(req); }); TEST(function test_lookup_ip_all_promise(done) { const req = util.promisify(dns.lookup)('127.0.0.1', {all: true}) .then(function(ips) { assert.ok(Array.isArray(ips)); assert.ok(ips.length > 0); assert.strictEqual(ips[0].address, '127.0.0.1'); assert.strictEqual(ips[0].family, 4); done(); }); checkWrap(req); }); TEST(function test_lookup_ip_promise(done) { util.promisify(dns.lookup)('127.0.0.1') .then(function({ address, family }) { assert.strictEqual(address, '127.0.0.1'); assert.strictEqual(family, 4); done(); }); }); TEST(function test_lookup_null_all(done) { const req = dns.lookup(null, {all: true}, function(err, ips, family) { assert.ifError(err); assert.ok(Array.isArray(ips)); assert.strictEqual(ips.length, 0); done(); }); checkWrap(req); }); TEST(function test_lookup_all_mixed(done) { const req = dns.lookup('www.google.com', {all: true}, function(err, ips) { assert.ifError(err); assert.ok(Array.isArray(ips)); assert.ok(ips.length > 0); ips.forEach(function(ip) { if (isIPv4(ip.address)) assert.strictEqual(ip.family, 4); else if (isIPv6(ip.address)) assert.strictEqual(ip.family, 6); else assert.fail('unexpected IP address'); }); done(); }); checkWrap(req); }); TEST(function test_lookupservice_invalid(done) { const req = dns.lookupService('1.2.3.4', 80, function(err, host, service) { assert(err instanceof Error); assert.strictEqual(err.code, 'ENOTFOUND'); assert.ok(/1\.2\.3\.4/.test(err.message)); done(); }); checkWrap(req); }); TEST(function test_reverse_failure(done) { // 203.0.113.0/24 are addresses reserved for (RFC) documentation use only const req = dns.reverse('203.0.113.0', function(err) { assert(err instanceof Error); assert.strictEqual(err.code, 'ENOTFOUND'); // Silly error code... assert.strictEqual(err.hostname, '203.0.113.0'); assert.ok(/203\.0\.113\.0/.test(err.message)); done(); }); checkWrap(req); }); TEST(function test_lookup_failure(done) { const req = dns.lookup('nosuchhostimsure', function(err) { assert(err instanceof Error); assert.strictEqual(err.code, 'ENOTFOUND'); // Silly error code... assert.strictEqual(err.hostname, 'nosuchhostimsure'); assert.ok(/nosuchhostimsure/.test(err.message)); done(); }); checkWrap(req); }); TEST(function test_resolve_failure(done) { const req = dns.resolve4('nosuchhostimsure', function(err) { assert(err instanceof Error); switch (err.code) { case 'ENOTFOUND': case 'ESERVFAIL': break; default: assert.strictEqual(err.code, 'ENOTFOUND'); // Silly error code... break; } assert.strictEqual(err.hostname, 'nosuchhostimsure'); assert.ok(/nosuchhostimsure/.test(err.message)); done(); }); checkWrap(req); }); let getaddrinfoCallbackCalled = false; console.log('looking up nodejs.org...'); const cares = process.binding('cares_wrap'); const req = new cares.GetAddrInfoReqWrap(); cares.getaddrinfo(req, 'nodejs.org', 4); req.oncomplete = function(err, domains) { assert.strictEqual(err, 0); console.log('nodejs.org = ', domains); assert.ok(Array.isArray(domains)); assert.ok(domains.length >= 1); assert.strictEqual(typeof domains[0], 'string'); getaddrinfoCallbackCalled = true; }; process.on('exit', function() { console.log(`${completed} tests completed`); assert.strictEqual(running, false); assert.strictEqual(expected, completed); assert.ok(getaddrinfoCallbackCalled); }); assert.doesNotThrow(() => dns.lookup('nodejs.org', 6, common.mustCall())); assert.doesNotThrow(() => dns.lookup('nodejs.org', {}, common.mustCall())); assert.doesNotThrow(() => dns.lookupService('0.0.0.0', '0', common.mustCall())); assert.doesNotThrow(() => dns.lookupService('0.0.0.0', 0, common.mustCall()));