func setInterfaceMaster(nlh *netlink.Handle, iface netlink.Link, i *nwIface) error {
if i.DstMaster() == "" {
return nil
}
return nlh.LinkSetMaster(iface, &netlink.Bridge{
LinkAttrs: netlink.LinkAttrs{Name: i.DstMaster()}})
}
func addToBridge(nlh *netlink.Handle, ifaceName, bridgeName string) error {
link, err := nlh.LinkByName(ifaceName)
if err != nil {
return fmt.Errorf("could not find interface %s: %v", ifaceName, err)
}
if err = nlh.LinkSetMaster(link,
&netlink.Bridge{LinkAttrs: netlink.LinkAttrs{Name: bridgeName}}); err != nil {
logrus.Debugf("Failed to add %s to bridge via netlink.Trying ioctl: %v", ifaceName, err)
iface, err := net.InterfaceByName(ifaceName)
if err != nil {
return fmt.Errorf("could not find network interface %s: %v", ifaceName, err)
}
master, err := net.InterfaceByName(bridgeName)
if err != nil {
return fmt.Errorf("could not find bridge %s: %v", bridgeName, err)
}
return ioctlAddToBridge(iface, master)
}
return nil
}