package lxc

// Manager abstracts LXC lifecycle operations.
type Manager interface {
	List() ([]Container, error)
	Create(spec Spec) (Container, error)
	Start(id string) error
	Stop(id string) error
	Delete(id string) error
}

type Spec struct {
	ID           string    `json:"id" yaml:"id"`
	Name         string    `json:"name" yaml:"name"`
	Template     string    `json:"template" yaml:"template"`
	RootfsPool   string    `json:"rootfs_pool" yaml:"rootfs_pool"`
	RootfsSizeG  int       `json:"rootfs_size_g" yaml:"rootfs_size_g"`
	RootfsPath   string    `json:"rootfs_path" yaml:"rootfs_path"`
	NICs         []NICSpec `json:"nics" yaml:"nics"`
	Limits       Limits    `json:"limits" yaml:"limits"`
	Unprivileged bool      `json:"unprivileged" yaml:"unprivileged"`
}

type NICSpec struct {
	Bridge string `json:"bridge" yaml:"bridge"`
	VLAN   int    `json:"vlan" yaml:"vlan"`
	HWAddr string `json:"hwaddr" yaml:"hwaddr"`
	MTU    int    `json:"mtu" yaml:"mtu"`
	Name   string `json:"name" yaml:"name"`
}

type Limits struct {
	CPU      int `json:"cpus" yaml:"cpus"`
	MemoryMB int `json:"memory_mb" yaml:"memory_mb"`
}

type Container struct {
	ID     string
	Name   string
	Status string
	Unpriv bool
}

// TODO: shell out to lxc-* binaries with generated config under cfg path.