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Fix fetch ECH configs

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ReleTor 2025-04-06 20:33:13 +08:00 • committed by 世界
parent ac7bc587cb
commit a5e47f4e0f
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1 changed files with 5 additions and 1 deletions
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6
common/tls/ech.go
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@ -123,6 +123,7 @@ func (s *STDECHClientConfig) ClientHandshake(ctx context.Context, conn net.Conn)
if response.Rcode != mDNS.RcodeSuccess {
return nil, E.Cause(dns.RcodeError(response.Rcode), "fetch ECH config list")
}
match:
for _, rr := range response.Answer {
switch resource := rr.(type) {
case *mDNS.HTTPS:
@ -133,11 +134,14 @@ func (s *STDECHClientConfig) ClientHandshake(ctx context.Context, conn net.Conn)
return nil, E.Cause(err, "decode ECH config")
}
s.config.EncryptedClientHelloConfigList = echConfigList
break match
}
}
}
}
return nil, E.New("no ECH config found in DNS records")
if len(s.config.EncryptedClientHelloConfigList) == 0 {
return nil, E.New("no ECH config found in DNS records")
}
}
tlsConn, err := s.Client(conn)
if err != nil {