fix(dnsserver): Fix SOA record timeout issue by correcting RRSIG field formatting
- Fixed RRSIG generation by using correct field name 'signersName' (not 'signerName') - Fixed label count calculation in RRSIG by filtering empty strings - Added SOA records to DNSSEC signing map for proper RRSIG generation - Added error logging and fallback values for RRSIG generation robustness - Updated test expectations to match corrected DNSSEC RRset signing behavior - Added comprehensive SOA test coverage
This commit is contained in:
@@ -396,9 +396,9 @@ tap.test('should handle DNSSEC correctly with multiple records', async () => {
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console.log('NS records:', nsAnswers.length);
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console.log('RRSIG records:', rrsigAnswers.length);
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// With DNSSEC, each NS record should have an associated RRSIG
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// With DNSSEC RRset signing, all NS records share ONE RRSIG (entire RRset signed together)
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expect(nsAnswers.length).toEqual(2);
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expect(rrsigAnswers.length).toEqual(2);
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expect(rrsigAnswers.length).toEqual(1);
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await stopServer(dnsServer);
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dnsServer = null;
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271
test/test.soa.final.ts
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271
test/test.soa.final.ts
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@@ -0,0 +1,271 @@
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import * as plugins from '../ts_server/plugins.js';
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import { expect, tap } from '@git.zone/tstest/tapbundle';
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import { tapNodeTools } from '@git.zone/tstest/tapbundle_node';
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import * as dnsPacket from 'dns-packet';
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import * as dgram from 'dgram';
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import * as smartdns from '../ts_server/index.js';
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let dnsServer: smartdns.DnsServer;
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// Port management for tests
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let nextHttpsPort = 8900;
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let nextUdpPort = 8901;
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function getUniqueHttpsPort() {
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return nextHttpsPort++;
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}
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function getUniqueUdpPort() {
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return nextUdpPort++;
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}
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// Cleanup function for servers
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async function stopServer(server: smartdns.DnsServer | null | undefined) {
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if (!server) {
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return;
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}
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try {
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await server.stop();
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} catch (e) {
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console.log('Handled error when stopping server:', e.message || e);
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}
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}
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tap.test('SOA records work for all scenarios', async () => {
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const httpsData = await tapNodeTools.createHttpsCert();
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const udpPort = getUniqueUdpPort();
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dnsServer = new smartdns.DnsServer({
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httpsKey: httpsData.key,
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httpsCert: httpsData.cert,
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httpsPort: getUniqueHttpsPort(),
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udpPort: udpPort,
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dnssecZone: 'example.com',
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primaryNameserver: 'ns.example.com',
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});
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// Register SOA handler for the zone
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dnsServer.registerHandler('example.com', ['SOA'], (question) => {
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console.log('SOA handler called for:', question.name);
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return {
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name: question.name,
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type: 'SOA',
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class: 'IN',
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ttl: 3600,
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data: {
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mname: 'ns.example.com',
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rname: 'admin.example.com',
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serial: 2024010101,
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refresh: 3600,
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retry: 600,
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expire: 604800,
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minimum: 86400,
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},
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};
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});
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// Register some other records
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dnsServer.registerHandler('example.com', ['A'], (question) => {
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return {
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name: question.name,
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type: 'A',
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class: 'IN',
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ttl: 300,
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data: '192.168.1.1',
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};
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});
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await dnsServer.start();
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const client = dgram.createSocket('udp4');
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// Test 1: Direct SOA query
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console.log('\n--- Test 1: Direct SOA query ---');
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const soaQuery = dnsPacket.encode({
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type: 'query',
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id: 1,
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flags: dnsPacket.RECURSION_DESIRED,
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questions: [
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{
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name: 'example.com',
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type: 'SOA',
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class: 'IN',
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},
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],
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});
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let response = await new Promise<dnsPacket.Packet>((resolve, reject) => {
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const timeout = setTimeout(() => {
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client.close();
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reject(new Error('Query timed out'));
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}, 2000);
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client.on('message', (msg) => {
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clearTimeout(timeout);
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const dnsResponse = dnsPacket.decode(msg);
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resolve(dnsResponse);
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client.removeAllListeners();
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});
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client.on('error', (err) => {
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clearTimeout(timeout);
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reject(err);
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client.close();
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});
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client.send(soaQuery, udpPort, 'localhost');
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});
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console.log('Direct SOA query response:', response.answers.length, 'answers');
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expect(response.answers.length).toEqual(1);
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expect(response.answers[0].type).toEqual('SOA');
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// Test 2: Non-existent domain query (should get SOA in authority)
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console.log('\n--- Test 2: Non-existent domain query ---');
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const nxQuery = dnsPacket.encode({
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type: 'query',
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id: 2,
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flags: dnsPacket.RECURSION_DESIRED,
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questions: [
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{
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name: 'nonexistent.example.com',
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type: 'A',
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class: 'IN',
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},
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],
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});
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response = await new Promise<dnsPacket.Packet>((resolve, reject) => {
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const timeout = setTimeout(() => {
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client.close();
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reject(new Error('Query timed out'));
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}, 2000);
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client.on('message', (msg) => {
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clearTimeout(timeout);
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const dnsResponse = dnsPacket.decode(msg);
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resolve(dnsResponse);
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client.removeAllListeners();
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});
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client.send(nxQuery, udpPort, 'localhost');
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});
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console.log('Non-existent query response:', response.answers.length, 'answers');
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const soaAnswers = response.answers.filter(a => a.type === 'SOA');
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expect(soaAnswers.length).toEqual(1);
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// Test 3: SOA with DNSSEC
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console.log('\n--- Test 3: SOA query with DNSSEC ---');
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const dnssecQuery = dnsPacket.encode({
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type: 'query',
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id: 3,
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flags: dnsPacket.RECURSION_DESIRED,
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questions: [
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{
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name: 'example.com',
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type: 'SOA',
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class: 'IN',
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},
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],
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additionals: [
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{
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name: '.',
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type: 'OPT',
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ttl: 0,
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flags: 0x8000, // DO bit
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data: Buffer.alloc(0),
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} as any,
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],
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});
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response = await new Promise<dnsPacket.Packet>((resolve, reject) => {
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const timeout = setTimeout(() => {
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client.close();
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reject(new Error('Query timed out'));
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}, 2000);
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client.on('message', (msg) => {
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clearTimeout(timeout);
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const dnsResponse = dnsPacket.decode(msg);
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resolve(dnsResponse);
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client.removeAllListeners();
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});
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client.send(dnssecQuery, udpPort, 'localhost');
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});
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console.log('DNSSEC SOA query response:', response.answers.length, 'answers');
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console.log('Answer types:', response.answers.map(a => a.type));
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expect(response.answers.length).toEqual(2); // SOA + RRSIG
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expect(response.answers.some(a => a.type === 'SOA')).toEqual(true);
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expect(response.answers.some(a => a.type === 'RRSIG')).toEqual(true);
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client.close();
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await stopServer(dnsServer);
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dnsServer = null;
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});
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tap.test('Configurable primary nameserver works correctly', async () => {
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const httpsData = await tapNodeTools.createHttpsCert();
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const udpPort = getUniqueUdpPort();
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dnsServer = new smartdns.DnsServer({
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httpsKey: httpsData.key,
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httpsCert: httpsData.cert,
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httpsPort: getUniqueHttpsPort(),
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udpPort: udpPort,
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dnssecZone: 'test.com',
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primaryNameserver: 'master.test.com',
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});
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await dnsServer.start();
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const client = dgram.createSocket('udp4');
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const query = dnsPacket.encode({
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type: 'query',
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id: 1,
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flags: dnsPacket.RECURSION_DESIRED,
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questions: [
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{
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name: 'nonexistent.test.com',
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type: 'A',
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class: 'IN',
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},
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],
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});
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const response = await new Promise<dnsPacket.Packet>((resolve, reject) => {
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const timeout = setTimeout(() => {
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client.close();
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reject(new Error('Query timed out'));
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}, 2000);
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client.on('message', (msg) => {
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clearTimeout(timeout);
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const dnsResponse = dnsPacket.decode(msg);
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resolve(dnsResponse);
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});
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client.on('error', (err) => {
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clearTimeout(timeout);
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reject(err);
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client.close();
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});
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client.send(query, udpPort, 'localhost');
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});
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const soaAnswers = response.answers.filter(a => a.type === 'SOA');
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console.log('✅ Configured primary nameserver:', (soaAnswers[0] as any).data.mname);
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expect((soaAnswers[0] as any).data.mname).toEqual('master.test.com');
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client.close();
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await stopServer(dnsServer);
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dnsServer = null;
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});
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export default tap.start();
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