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start a reader to disard traffic if the tun is disabled
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@ -138,6 +138,15 @@ func (tun *TunAdapter) _start() error {
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addr := fmt.Sprintf("%s/%d", net.IP(tun.addr[:]).String(), 8*len(address.GetPrefix())-1)
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if current.IfName == "none" || current.IfName == "dummy" {
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tun.log.Debugln("Not starting TUN as ifname is none or dummy")
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go func() {
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bs := make([]byte, tun.core.PacketConn.MTU())
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for {
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// Dump traffic to nowhere
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if _, _, err := tun.core.PacketConn.ReadFrom(bs); err != nil {
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return
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}
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}
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}()
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return nil
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}
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mtu := current.IfMTU
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