package network import ( "fmt" "github.com/dotcloud/docker/pkg/libcontainer" ) // Loopback is a network strategy that provides a basic loopback device type Loopback struct { } func (l *Loopback) Create(n *libcontainer.Network, nspid int, context libcontainer.Context) error { return nil } func (l *Loopback) Initialize(config *libcontainer.Network, context libcontainer.Context) error { if err := SetMtu("lo", config.Mtu); err != nil { return fmt.Errorf("set lo mtu to %d %s", config.Mtu, err) } if err := InterfaceUp("lo"); err != nil { return fmt.Errorf("lo up %s", err) } return nil }