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Introduce DTLS sniffer

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This commit is contained in:
世界
2024-07-07 15:45:50 +08:00
parent 2718a9ae5e
commit 0ca1bfb444
6 changed files with 99 additions and 16 deletions
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30
common/sniff/dtls_test.go Normal file
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@@ -0,0 +1,30 @@
package sniff_test
import (
"context"
"encoding/hex"
"testing"
"github.com/sagernet/sing-box/common/sniff"
C "github.com/sagernet/sing-box/constant"
"github.com/stretchr/testify/require"
)
func TestSniffDTLSClientHello(t *testing.T) {
t.Parallel()
packet, err := hex.DecodeString("16fefd0000000000000000007e010000720000000000000072fefd668a43523798e064bd806d0c87660de9c611a59bbdfc3892c4e072d94f2cafc40000000cc02bc02fc00ac014c02cc0300100003c000d0010000e0403050306030401050106010807ff01000100000a00080006001d00170018000b00020100000e000900060008000700010000170000")
require.NoError(t, err)
metadata, err := sniff.DTLSRecord(context.Background(), packet)
require.NoError(t, err)
require.Equal(t, metadata.Protocol, C.ProtocolDTLS)
}
func TestSniffDTLSClientApplicationData(t *testing.T) {
t.Parallel()
packet, err := hex.DecodeString("17fefd000100000000000100440001000000000001a4f682b77ecadd10f3f3a2f78d90566212366ff8209fd77314f5a49352f9bb9bd12f4daba0b4736ae29e46b9714d3b424b3e6d0234736619b5aa0d3f")
require.NoError(t, err)
metadata, err := sniff.DTLSRecord(context.Background(), packet)
require.NoError(t, err)
require.Equal(t, metadata.Protocol, C.ProtocolDTLS)
}