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Revert "Fix stream sniffer"

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世界 2024-09-20 20:40:02 +08:00
parent e2077009c4
commit 39d7127651
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GPG key ID: CD109927C34A63C4
1 changed files with 20 additions and 14 deletions
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34
common/sniff/sniff.go
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@ -40,22 +40,28 @@ func PeekStream(ctx context.Context, conn net.Conn, buffer *buf.Buffer, timeout
}
deadline := time.Now().Add(timeout)
var errors []error
err := conn.SetReadDeadline(deadline)
if err != nil {
return nil, E.Cause(err, "set read deadline")
}
defer conn.SetReadDeadline(time.Time{})
var metadata *adapter.InboundContext
for _, sniffer := range sniffers {
if buffer.IsEmpty() {
metadata, err = sniffer(ctx, io.TeeReader(conn, buffer))
} else {
metadata, err = sniffer(ctx, io.MultiReader(bytes.NewReader(buffer.Bytes()), io.TeeReader(conn, buffer)))
for i := 0; ; i++ {
err := conn.SetReadDeadline(deadline)
if err != nil {
return nil, E.Cause(err, "set read deadline")
}
if metadata != nil {
return metadata, nil
_, err = buffer.ReadOnceFrom(conn)
_ = conn.SetReadDeadline(time.Time{})
if err != nil {
if i > 0 {
break
}
return nil, E.Cause(err, "read payload")
}
errors = nil
var metadata *adapter.InboundContext
for _, sniffer := range sniffers {
metadata, err = sniffer(ctx, bytes.NewReader(buffer.Bytes()))
if metadata != nil {
return metadata, nil
}
errors = append(errors, err)
}
errors = append(errors, err)
}
return nil, E.Errors(errors...)
}