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// 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('this.hostname.is.invalid', 4, (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(err.message.includes('this.hostname.is.invalid'));
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('this.hostname.is.invalid', (err) => {
assert(err instanceof Error);
assert.strictEqual(err.code, 'ENOTFOUND'); // Silly error code...
assert.strictEqual(err.hostname, 'this.hostname.is.invalid');
assert.ok(err.message.includes('this.hostname.is.invalid'));
done();
});
checkWrap(req);
});
TEST(function test_resolve_failure(done) {
const req = dns.resolve4('this.hostname.is.invalid', (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, 'this.hostname.is.invalid');
assert.ok(err.message.includes('this.hostname.is.invalid'));
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, /* hints */ 0, /* verbatim */ true);
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()));