mirror of https://gitee.com/openkylin/nodejs.git
30 lines
953 B
JavaScript
30 lines
953 B
JavaScript
'use strict';
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const common = require('../common');
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const dnstools = require('../common/dns');
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const { Resolver } = require('dns');
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const assert = require('assert');
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const dgram = require('dgram');
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const server = dgram.createSocket('udp4');
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const resolver = new Resolver();
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server.bind(0, common.mustCall(() => {
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resolver.setServers([`127.0.0.1:${server.address().port}`]);
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resolver.reverse('123.45.67.89', common.mustCall((err, res) => {
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assert.strictEqual(err.code, 'ECANCELLED');
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assert.strictEqual(err.errno, 'ECANCELLED');
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assert.strictEqual(err.syscall, 'getHostByAddr');
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assert.strictEqual(err.hostname, '123.45.67.89');
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server.close();
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}));
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}));
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server.on('message', common.mustCall((msg, { address, port }) => {
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const parsed = dnstools.parseDNSPacket(msg);
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const domain = parsed.questions[0].domain;
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assert.strictEqual(domain, '89.67.45.123.in-addr.arpa');
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// Do not send a reply.
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resolver.cancel();
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}));
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