storage

type EntityStatus struct {
	Current status.Status `json:"current,omitempty" yaml:"current,omitempty"`
	Message string        `json:"message,omitempty" yaml:"message,omitempty"`
	Since   string        `json:"since,omitempty" yaml:"since,omitempty"`
}

type FilesystemAttachments struct {
	Machines map[string]MachineFilesystemAttachment `yaml:"machines,omitempty" json:"machines,omitempty"`
	Units    map[string]UnitStorageAttachment       `yaml:"units,omitempty" json:"units,omitempty"`
}

type FilesystemCommandBase struct {
	StorageCommandBase
}

type FilesystemInfo struct {
	// from params.Filesystem. This is provider-supplied unique filesystem id.
	ProviderFilesystemId string `yaml:"provider-id,omitempty" json:"provider-id,omitempty"`

	// Volume is the ID of the volume that the filesystem is backed by, if any.
	Volume string

	// Storage is the ID of the storage instance that the filesystem is
	// assigned to, if any.
	Storage string

	// Attachments is the set of entities attached to the filesystem.
	Attachments *FilesystemAttachments

	// from params.FilesystemInfo
	Size uint64 `yaml:"size" json:"size"`

	// from params.FilesystemInfo.
	Status EntityStatus `yaml:"status,omitempty" json:"status,omitempty"`
}

type MachineFilesystemAttachment struct {
	MountPoint string `yaml:"mount-point" json:"mount-point"`
	ReadOnly   bool   `yaml:"read-only" json:"read-only"`
}

type MachineVolumeAttachment struct {
	DeviceName string `yaml:"device,omitempty" json:"device,omitempty"`
	DeviceLink string `yaml:"device-link,omitempty" json:"device-link,omitempty"`
	BusAddress string `yaml:"bus-address,omitempty" json:"bus-address,omitempty"`
	ReadOnly   bool   `yaml:"read-only" json:"read-only"`
}

type PoolCommandBase struct {
	StorageCommandBase
}

type PoolCreateAPI interface {
	Close() error
	CreatePool(pname, ptype string, pconfig map[string]interface{}) error
}

type PoolInfo struct {
	Provider string                 `yaml:"provider" json:"provider"`
	Attrs    map[string]interface{} `yaml:"attrs,omitempty" json:"attrs,omitempty"`
}

type PoolListAPI interface {
	Close() error
	ListPools(providers, names []string) ([]params.StoragePool, error)
}

type StorageAddAPI interface {
	Close() error
	AddToUnit(storages []params.StorageAddParams) ([]params.ErrorResult, error)
}

type StorageAttachments struct {
	// Units is a mapping from unit ID to unit storage attachment details.
	Units map[string]UnitStorageAttachment `yaml:"units" json:"units"`
}

type StorageCommandBase struct {
	modelcmd.ModelCommandBase
}

type StorageInfo struct {
	Kind        string              `yaml:"kind" json:"kind"`
	Status      EntityStatus        `yaml:"status" json:"status"`
	Persistent  bool                `yaml:"persistent" json:"persistent"`
	Attachments *StorageAttachments `yaml:"attachments" json:"attachments"`
}

type StorageListAPI interface {
	Close() error
	ListStorageDetails() ([]params.StorageDetails, error)
	ListFilesystems(machines []string) ([]params.FilesystemDetailsListResult, error)
	ListVolumes(machines []string) ([]params.VolumeDetailsListResult, error)
}

type StorageShowAPI interface {
	Close() error
	StorageDetails(tags []names.StorageTag) ([]params.StorageDetailsResult, error)
}

type UnitStorageAttachment struct {
	// MachineId is the ID of the machine that the unit is assigned to.
	//
	// This is omitempty to cater for legacy results, where the machine
	// information is not available.
	MachineId string `yaml:"machine,omitempty" json:"machine,omitempty"`

	// Location is the location of the storage attachment.
	Location string `yaml:"location,omitempty" json:"location,omitempty"`
}

type VolumeAttachments struct {
	Machines map[string]MachineVolumeAttachment `yaml:"machines,omitempty" json:"machines,omitempty"`
	Units    map[string]UnitStorageAttachment   `yaml:"units,omitempty" json:"units,omitempty"`
}

type VolumeInfo struct {
	// from params.Volume. This is provider-supplied unique volume id.
	ProviderVolumeId string `yaml:"provider-id,omitempty" json:"provider-id,omitempty"`

	// Storage is the ID of the storage instance that the volume is
	// assigned to, if any.
	Storage string `yaml:"storage,omitempty" json:"storage,omitempty"`

	// Attachments is the set of entities attached to the volume.
	Attachments *VolumeAttachments `yaml:"attachments,omitempty" json:"attachments,omitempty"`

	// from params.Volume
	HardwareId string `yaml:"hardware-id,omitempty" json:"hardware-id,omitempty"`

	// from params.Volume
	Size uint64 `yaml:"size" json:"size"`

	// from params.Volume
	Persistent bool `yaml:"persistent" json:"persistent"`

	// from params.Volume
	Status EntityStatus `yaml:"status,omitempty" json:"status,omitempty"`
}