func (r *L2Switch) OnTopologyChange(finder network.Finder) error {
r.log.Debug("L2Switch: OnTopologyChange..")
// We should remove all edges from all switch devices when the network topology is changed.
// Otherwise, installed flow rules in switches may result in incorrect packet routing based on the previous topology.
if err := r.removeAllFlows(finder.Devices()); err != nil {
return err
}
return r.BaseProcessor.OnTopologyChange(finder)
}
func (r *ProxyARP) broadcastARPAnnouncement(finder network.Finder, vips []VIP) {
for _, v := range vips {
for _, d := range finder.Devices() {
if err := d.SendARPAnnouncement(v.Address, v.MAC); err != nil {
r.log.Err(fmt.Sprintf("ProxyARP: failed to broadcast ARP announcement: %v", err))
continue
}
}
r.log.Info(fmt.Sprintf("ProxyARP: toggled VIP %v to %v", v.Address, v.MAC))
}
}
