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Add support for ech retry configs

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neletor 2025-08-11 21:18:34 +08:00 committed by 世界
parent 245b5d5f42
commit f3707fffbf
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1 changed files with 9 additions and 0 deletions
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9
common/tls/client.go
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@ -2,6 +2,8 @@ package tls
import (
"context"
"crypto/tls"
"errors"
"net"
"os"
@ -41,6 +43,13 @@ func ClientHandshake(ctx context.Context, conn net.Conn, config Config) (Conn, e
ctx, cancel := context.WithTimeout(ctx, C.TCPTimeout)
defer cancel()
tlsConn, err := aTLS.ClientHandshake(ctx, conn, config)
var echErr *tls.ECHRejectionError
if errors.As(err, &echErr) && len(echErr.RetryConfigList) > 0 {
if echConfig, isECH := config.(ECHCapableConfig); isECH {
echConfig.SetECHConfigList(echErr.RetryConfigList)
tlsConn, err = aTLS.ClientHandshake(ctx, conn, config)
}
}
if err != nil {
return nil, err
}