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feat(dns): add parallel query (#5239)

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This commit is contained in:
Meow
2025-11-21 13:45:42 +08:00
committed by GitHub
parent cd51f57535
commit f14fd1cbee
14 changed files with 422 additions and 121 deletions
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4
app/dns/nameserver_cached.go
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@@ -28,12 +28,12 @@ func queryIP(ctx context.Context, s CachedNameserver, domain string, option dns.
ips, ttl, err := merge(option, rec.A, rec.AAAA)
if !go_errors.Is(err, errRecordNotFound) {
if ttl > 0 {
// errors.LogDebugInner(ctx, err, cache.name, " cache HIT ", fqdn, " -> ", ips)
errors.LogDebugInner(ctx, err, cache.name, " cache HIT ", fqdn, " -> ", ips)
log.Record(&log.DNSLog{Server: cache.name, Domain: fqdn, Result: ips, Status: log.DNSCacheHit, Elapsed: 0, Error: err})
return ips, uint32(ttl), err
}
if cache.serveStale && (cache.serveExpiredTTL == 0 || cache.serveExpiredTTL < ttl) {
// errors.LogDebugInner(ctx, err, cache.name, " cache OPTIMISTE ", fqdn, " -> ", ips)
errors.LogDebugInner(ctx, err, cache.name, " cache OPTIMISTE ", fqdn, " -> ", ips)
log.Record(&log.DNSLog{Server: cache.name, Domain: fqdn, Result: ips, Status: log.DNSCacheOptimiste, Elapsed: 0, Error: err})
go pull(ctx, s, fqdn, option)
return ips, 1, err