func (plugin *ovsPlugin) DeleteHostSubnetRules(subnet *osapi.HostSubnet) error {
glog.Infof("DeleteHostSubnetRules for %s", osdn.HostSubnetToString(subnet))
otx := ovs.NewTransaction(BR)
otx.DeleteFlows("table=1, tun_src=%s", subnet.HostIP)
otx.DeleteFlows("table=8, nw_dst=%s", subnet.Subnet)
err := otx.EndTransaction()
if err != nil {
return fmt.Errorf("Error deleting OVS flows for subnet: %v, %v", subnet, err)
}
return nil
}
func (plugin *ovsPlugin) AddHostSubnetRules(subnet *osapi.HostSubnet) error {
glog.Infof("AddHostSubnetRules for %s", osdn.HostSubnetToString(subnet))
otx := ovs.NewTransaction(BR)
otx.AddFlow("table=1, priority=100, tun_src=%s, actions=goto_table:5", subnet.HostIP)
otx.AddFlow("table=8, priority=100, arp, nw_dst=%s, actions=move:NXM_NX_REG0[]->NXM_NX_TUN_ID[0..31],set_field:%s->tun_dst,output:1", subnet.Subnet, subnet.HostIP)
otx.AddFlow("table=8, priority=100, ip, nw_dst=%s, actions=move:NXM_NX_REG0[]->NXM_NX_TUN_ID[0..31],set_field:%s->tun_dst,output:1", subnet.Subnet, subnet.HostIP)
err := otx.EndTransaction()
if err != nil {
return fmt.Errorf("Error adding OVS flows for subnet: %v, %v", subnet, err)
}
return nil
}