func (v *Vlan) init() error {
link, err := netlink.LinkByName(v.name)
if err == nil {
if _, ok := link.(*netlink.Vlan); !ok {
return fmt.Errorf("%s is not a VLAN device", v.name)
}
return nil
}
vlan := netlink.Vlan{}
vlan.ParentIndex = v.link.Attrs().Index
vlan.Name = v.name
vlan.VlanId = v.id
return netlink.LinkAdd(&vlan)
}
