runtime

type Config interface {
	GetAddress() string
	SetAddress(string)
	New() (Runtime, error)
}

type Fake struct {
	CreateF func(config *types.ContainerConfig) (string, error)
	DeleteF func(id string) error
	StartF  func(id string) error
	StatusF func(id string) (types.ContainerStatus, error)
	StopF   func(id string) error
	CopyF   func(id string, files []*types.File) error
	ReadF   func(id string, srcPath []string) ([]*types.File, error)
	StatF   func(id string, paths []string) (map[string]os.FileMode, error)
}

type FakeConfig struct {
	Runtime Runtime
	Address string
}

type Runtime interface {
	// Create creates container and returns it's unique identifier
	Create(config *types.ContainerConfig) (string, error)
	// Delete removes the container
	Delete(ID string) error
	// Start starts created container
	Start(ID string) error
	// Status returns status of the container
	Status(ID string) (types.ContainerStatus, error)
	// Stop takes unique identifier as a parameter and stops the container
	Stop(ID string) error
	// Copy allows to copy TAR archive into the container
	//
	// Docker currently does not allow to copy multiple files over https://github.com/moby/moby/issues/7710
	// It seems kubelet does https://github.com/kubernetes/kubernetes/pull/72641/files
	// TODO consider batching copying and reading
	Copy(ID string, files []*types.File) error
	// Read allows to read file in TAR archive format from container
	// TODO check if we should return some information about read file
	Read(ID string, srcPath []string) ([]*types.File, error)

	// Stat returns os.FileMode for requested files from inside the container
	// TODO this should be improved
	Stat(ID string, paths []string) (map[string]os.FileMode, error)
}