Xray-core/transport/internet/sockopt_linux_test.go

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package internet_test
import (
"context"
"syscall"
"testing"
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"github.com/xtls/xray-core/common"
"github.com/xtls/xray-core/common/net"
"github.com/xtls/xray-core/testing/servers/tcp"
. "github.com/xtls/xray-core/transport/internet"
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)
func TestSockOptMark(t *testing.T) {
t.Skip("requires CAP_NET_ADMIN")
tcpServer := tcp.Server{
MsgProcessor: func(b []byte) []byte {
return b
},
}
dest, err := tcpServer.Start()
common.Must(err)
defer tcpServer.Close()
const mark = 1
dialer := DefaultSystemDialer{}
conn, err := dialer.Dial(context.Background(), nil, dest, &SocketConfig{Mark: mark})
common.Must(err)
defer conn.Close()
rawConn, err := conn.(*net.TCPConn).SyscallConn()
common.Must(err)
err = rawConn.Control(func(fd uintptr) {
m, err := syscall.GetsockoptInt(int(fd), syscall.SOL_SOCKET, syscall.SO_MARK)
common.Must(err)
if mark != m {
t.Fatal("unexpected connection mark", m, " want ", mark)
}
})
common.Must(err)
}