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all: fallback to use direct IPs for ControlD assets

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This commit is contained in:
Cuong Manh Le
2025-03-11 00:27:26 +07:00
committed by Cuong Manh Le
parent 2de1b9929a
commit f27cbe3525
6 changed files with 163 additions and 42 deletions
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doh.go
+6
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@@ -113,6 +113,12 @@ func (r *dohResolver) Resolve(ctx context.Context, msg *dns.Msg) (*dns.Msg, erro
c.Transport = transport
}
resp, err := c.Do(req)
if err != nil && r.uc.FallbackToDirectIP() {
retryCtx, cancel := r.uc.Context(context.WithoutCancel(ctx))
defer cancel()
Log(ctx, ProxyLogger.Load().Warn().Err(err), "retrying request after fallback to direct ip")
resp, err = c.Do(req.Clone(retryCtx))
}
if err != nil {
if r.isDoH3 {
if closer, ok := c.Transport.(io.Closer); ok {