func SetInterfaceInNamespaceFd(name string, fd uintptr) error {
iface, err := net.InterfaceByName(name)
if err != nil {
return err
}
return netlink.NetworkSetNsFd(iface, int(fd))
}
// SetPeerLinkNsFd sends peer link into container specified by path
func (veth *VethPair) SetPeerLinkNsFd(nspath string) error {
fd, err := syscall.Open(nspath, syscall.O_RDONLY, 0)
if err != nil {
return fmt.Errorf("Could not attach to Network namespace: %s", err)
}
return netlink.NetworkSetNsFd(veth.peerIfc, fd)
}
// SetLinkNsFd sets the link's Linux namespace to the one specified by filesystem path.
func (l *Link) SetLinkNsFd(nspath string) error {
fd, err := syscall.Open(nspath, syscall.O_RDONLY, 0)
if err != nil {
return fmt.Errorf("Could not attach to Network namespace: %s", err)
}
return netlink.NetworkSetNsFd(l.NetInterface(), fd)
}
func (Link) SetNs(intf *net.Interface, ns int) error {
netlinkMu.Lock()
defer netlinkMu.Unlock()
return errF(netlink.NetworkSetNsFd(intf, ns))
}