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fix tls handshake sniffing

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This commit is contained in:
ginuerzh
2023-12-27 19:24:31 +08:00
parent 1117723913
commit e1ae379048
3 changed files with 7 additions and 3 deletions
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3
internal/util/forward/forward.go
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@ -21,9 +21,10 @@ func Sniffing(ctx context.Context, rdw io.ReadWriter) (rw io.ReadWriter, host st
var hdr [dissector.RecordHeaderLen]byte
n, err := io.ReadFull(rw, hdr[:])
rw = xio.NewReadWriter(io.MultiReader(bytes.NewReader(hdr[:n]), rw), rw)
tlsVersion := binary.BigEndian.Uint16(hdr[1:3])
if err == nil &&
hdr[0] == dissector.Handshake &&
binary.BigEndian.Uint16(hdr[1:3]) == tls.VersionTLS10 {
(tlsVersion >= tls.VersionTLS10 && tlsVersion <= tls.VersionTLS13) {
rw, host, err = sniffSNI(ctx, rw)
protocol = ProtoTLS
return