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Do not send legacy DNS queries to bootstrap DNS

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This commit is contained in:
Cuong Manh Le
2025-03-13 21:04:00 +07:00
committed by Cuong Manh Le
parent 8bf654aece
commit 2de1b9929a
4 changed files with 8 additions and 24 deletions
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10
config.go
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@@ -402,12 +402,6 @@ func (uc *UpstreamConfig) SetCertPool(cp *x509.CertPool) {
uc.certPool = cp
}
// SetupBootstrapIP manually find all available IPs of the upstream.
// The first usable IP will be used as bootstrap IP of the upstream.
func (uc *UpstreamConfig) SetupBootstrapIP() {
uc.setupBootstrapIP(true)
}
// UID returns the unique identifier of the upstream.
func (uc *UpstreamConfig) UID() string {
return uc.uid
@@ -415,11 +409,11 @@ func (uc *UpstreamConfig) UID() string {
// SetupBootstrapIP manually find all available IPs of the upstream.
// The first usable IP will be used as bootstrap IP of the upstream.
func (uc *UpstreamConfig) setupBootstrapIP(withBootstrapDNS bool) {
func (uc *UpstreamConfig) SetupBootstrapIP() {
b := backoff.NewBackoff("setupBootstrapIP", func(format string, args ...any) {}, 10*time.Second)
isControlD := uc.IsControlD()
for {
uc.bootstrapIPs = lookupIP(uc.Domain, uc.Timeout, withBootstrapDNS)
uc.bootstrapIPs = lookupIP(uc.Domain, uc.Timeout)
// For ControlD upstream, the bootstrap IPs could not be RFC 1918 addresses,
// filtering them out here to prevent weird behavior.
if isControlD {