containerization

type Bridge struct{}

type BridgeCreator interface {
	Create(name string, ip net.IP, subnet *net.IPNet) (*net.Interface, error)
	Attach(bridge, hostVeth *net.Interface) error
}

type Configurer interface {
	Apply(netConfig NetworkConfig, pid int) error
}

type Container struct {
	NetnsExecer *netns.Execer
}

type Host struct {
	BridgeCreator BridgeCreator
	VethCreator   VethCreator
}

type Netset struct {
	HostConfigurer      Configurer
	ContainerConfigurer Configurer
}

type NetworkConfig struct {
	BridgeName     string
	BridgeIP       net.IP
	ContainerIP    net.IP
	Subnet         *net.IPNet
	VethNamePrefix string
}

type NetworkConfigInput struct {
	Pid              int
	Logger           *zap.Logger
	BridgeName       string
	BridgeAddress    string
	ContainerAddress string
	VethNamePrefix   string
}

type Veth struct{}

type VethCreator interface {
	Create(vethNamePrefix string) (*net.Interface, *net.Interface, error)
	MoveToNetworkNamespace(containerVeth *net.Interface, pid int) error
}