tris: drop QuietError

13.go

@@ -532,23 +532,10 @@ func (hs *serverHandshakeState) sendSessionTicket13() error {
 	return nil
 }
 
-// QuietError is an error wrapper that prevents the verbose handshake log
-// dump on errors. Exposed for use by GetCertificate.
-type QuietError struct {
-	Err error
-}
-
-func (e QuietError) Error() string {
-	return e.Err.Error() + " [quiet]"
-}
-
 func (hs *serverHandshakeState) traceErr(err error) {
 	if err == nil {
 		return
 	}
-	if _, ok := err.(QuietError); ok {
-		return
-	}
 	if os.Getenv("TLSDEBUG") == "error" {
 		if hs != nil && hs.clientHello != nil {
 			os.Stderr.WriteString(hex.Dump(hs.clientHello.marshal()))

handshake_server.go

@@ -282,9 +282,7 @@ Curves:
 
 	hs.cert, err = c.config.getCertificate(hs.clientHelloInfo())
 	if err != nil {
-		if _, ok := err.(QuietError); ok {
-			c.out.traceErr, c.in.traceErr = nil, nil
-		}
+		c.out.traceErr, c.in.traceErr = nil, nil // disable tracing
 		c.sendAlert(alertInternalError)
 		return false, err
 	}