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fix(tlsconn): clear deadline after tcp dial

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源文雨
2025-10-06 14:02:48 +08:00
parent d81a14f444
commit 48a5909e84
3 changed files with 32 additions and 1 deletions
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13
dns/dns.go
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@@ -207,6 +207,16 @@ func (ds *DNSList) DialContext(ctx context.Context, dialer *net.Dialer, firstFra
MinVersion: tls.VersionTLS12,
NextProtos: []string{"dns"},
})
// re-init ctx due to deadline settings in tcp dial
if dialer.Timeout != 0 {
var cancel context.CancelFunc
ctx, cancel = context.WithTimeout(context.Background(), dialer.Timeout)
defer cancel()
} else if !dialer.Deadline.IsZero() {
var cancel context.CancelFunc
ctx, cancel = context.WithDeadline(context.Background(), dialer.Deadline)
defer cancel()
}
if firstFragmentLen > 0 {
logrus.Debugln("[terasu.dns] -- hs tls", host, addr, "use first frag len", firstFragmentLen)
err = terasu.Use(tlsConn).HandshakeContext(ctx, firstFragmentLen)
@@ -218,9 +228,10 @@ func (ds *DNSList) DialContext(ctx context.Context, dialer *net.Dialer, firstFra
logrus.Debugln("[terasu.dns] <- hs tls", host, addr, "succeeded")
return ErrSuccess
}
logrus.Debugln("[terasu.dns] hs tls", host, addr, "err:", err)
logrus.Debugln("[terasu.dns] -- hs tls", host, addr, "err:", err)
_ = tlsConn.Close()
if !errors.Is(err, context.DeadlineExceeded) && !errors.Is(err, context.Canceled) {
logrus.Debugln("[terasu.dns] == disable", host, addr)
addr.disable(time.Hour) // no need to acquire write lock
}
}