mirror of
https://github.com/SagerNet/sing-box.git
synced 2024-11-23 00:51:29 +00:00
27 lines
509 B
Go
27 lines
509 B
Go
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package sniff
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import (
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"bufio"
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"context"
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"io"
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"os"
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"strings"
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"github.com/sagernet/sing-box/adapter"
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C "github.com/sagernet/sing-box/constant"
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)
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func SSH(_ context.Context, metadata *adapter.InboundContext, reader io.Reader) error {
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scanner := bufio.NewScanner(reader)
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if !scanner.Scan() {
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return os.ErrInvalid
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}
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fistLine := scanner.Text()
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if !strings.HasPrefix(fistLine, "SSH-2.0-") {
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return os.ErrInvalid
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}
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metadata.Protocol = C.ProtocolSSH
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metadata.Client = fistLine[8:]
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return nil
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}
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