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chore: teo dns 测试成功
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@@ -48,7 +48,7 @@ class Backoff {
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* @returns {Promise}
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*/
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async function retryPromise(fn, attempts, backoff) {
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async function retryPromise(fn, attempts, backoff, logger = log) {
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let aborted = false;
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try {
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@@ -60,12 +60,12 @@ async function retryPromise(fn, attempts, backoff) {
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throw e;
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}
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log(`Promise rejected: ${e.message}`);
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logger(`Promise rejected: ${e.message}`);
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const duration = backoff.duration();
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log(`Promise rejected attempt #${backoff.attempts}, ${duration}ms 后重试: ${e.message}`);
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logger(`Promise rejected attempt #${backoff.attempts}, ${duration}ms 后重试: ${e.message}`);
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await new Promise((resolve) => { setTimeout(resolve, duration); });
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return retryPromise(fn, attempts, backoff);
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return retryPromise(fn, attempts, backoff, logger);
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}
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}
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@@ -80,9 +80,9 @@ async function retryPromise(fn, attempts, backoff) {
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* @returns {Promise}
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*/
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function retry(fn, { attempts = 5, min = 5000, max = 30000 } = {}) {
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function retry(fn, { attempts = 5, min = 5000, max = 30000 } = {}, logger = log) {
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const backoff = new Backoff({ min, max });
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return retryPromise(fn, attempts, backoff);
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return retryPromise(fn, attempts, backoff, logger);
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}
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/**
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@@ -216,21 +216,21 @@ function formatResponseError(resp) {
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* @returns {Promise<string>} Root domain name
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*/
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async function resolveDomainBySoaRecord(recordName) {
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async function resolveDomainBySoaRecord(recordName, logger = log) {
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try {
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await dns.resolveSoa(recordName);
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log(`找到${recordName}的SOA记录`);
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logger(`找到${recordName}的SOA记录`);
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return recordName;
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}
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catch (e) {
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log(`找不到${recordName}的SOA记录,继续往主域名查找`);
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logger(`找不到${recordName}的SOA记录,继续往主域名查找`);
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const parentRecordName = recordName.split('.').slice(1).join('.');
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if (!parentRecordName.includes('.')) {
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throw new Error('SOA record查找失败');
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}
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return resolveDomainBySoaRecord(parentRecordName);
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return resolveDomainBySoaRecord(parentRecordName,logger);
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}
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}
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@@ -241,18 +241,18 @@ async function resolveDomainBySoaRecord(recordName) {
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* @returns {Promise<dns.Resolver>} DNS resolver
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*/
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async function getAuthoritativeDnsResolver(recordName) {
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log(`获取域名${recordName}的权威NS服务器: `);
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async function getAuthoritativeDnsResolver(recordName, logger = log) {
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logger(`获取域名${recordName}的权威NS服务器: `);
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const resolver = new dns.Resolver();
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try {
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/* Resolve root domain by SOA */
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const domain = await resolveDomainBySoaRecord(recordName);
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const domain = await resolveDomainBySoaRecord(recordNam,logger);
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/* Resolve authoritative NS addresses */
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log(`获取到权威NS服务器name: ${domain}`);
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logger(`获取到权威NS服务器name: ${domain}`);
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const nsRecords = await dns.resolveNs(domain);
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log(`域名权威NS服务器:${nsRecords}`);
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logger(`域名权威NS服务器:${nsRecords}`);
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const nsAddrArray = await Promise.all(nsRecords.map(async (r) => dns.resolve4(r)));
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const nsAddresses = [].concat(...nsAddrArray).filter((a) => a);
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@@ -261,16 +261,16 @@ async function getAuthoritativeDnsResolver(recordName) {
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}
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/* Authoritative NS success */
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log(`Found ${nsAddresses.length} authoritative NS addresses for domain: ${domain}`);
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logger(`Found ${nsAddresses.length} authoritative NS addresses for domain: ${domain}`);
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resolver.setServers(nsAddresses);
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}
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catch (e) {
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log(`Authoritative NS lookup error(获取权威NS服务器地址失败): ${e.message}`);
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logger(`Authoritative NS lookup error(获取权威NS服务器地址失败): ${e.message}`);
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}
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/* Return resolver */
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const addresses = resolver.getServers();
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log(`DNS resolver addresses(域名的权威NS服务器地址): ${addresses.join(', ')}`);
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logger(`DNS resolver addresses(域名的权威NS服务器地址): ${addresses.join(', ')}`);
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return resolver;
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}
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