manager

type Attribute struct {
	// DevicePath represents the disk hardware path.
	// The general format is like /sys/devices/pci0000:ae/0000:ae:02.0/0000:b1:00.0/host2/target2:1:0/2:1:0:0/block/sdc/sdc
	DevPath string `json:"devPath,omitempty"`

	// DevName the general format is /dev/sda
	DevName string `json:"devName,omitempty"`

	// DevType such as disk, partition
	DevType string `json:"devType,omitempty"`

	// Major represents drive used by the device
	Major string `json:"major,omitempty"`

	// Minor is used to distinguish different devices
	Minor string `json:"minor,omitempty"`

	// SubSystem identifies the device's system type, such as block
	SubSystem string `json:"subSystem,omitempty"`

	// Bus
	Bus string `json:"id_bus,omitempty"`

	// FS_TYPE
	FSType string `json:"id_fs_type,omitempty"`

	// Model
	Model string `json:"id_model,omitempty"`

	// WWN
	WWN string `json:"id_wwn,omitempty"`

	// PartTableType
	PartTableType string `json:"id_part_table_type,omitempty"`

	// Serial
	Serial string `json:"id_serial,omitempty"`

	// Vendor
	Vendor string `json:"id_vendor,omitempty"`

	// ID_TYPE
	IDType string `json:"id_type"`

	// Capacity of the disk in bytes
	Capacity int64 `json:"capacity,omitempty"`

	// DriverType such as HDD, SSD
	DriverType string `json:"driverType"`
}

type AttributeParser struct {
	IDiskAttribute
}

type DiskIdentify struct {
	// DevPath such as /sys/devices/pci0000:00/0000:00:15.0/0000:03:00.0/host0/target0:0:1/0:0:1:0/block/sda
	DevPath string `json:"devPath"`

	// DevName such as /dev/sda
	DevName string `json:"devName"`

	// Name such as sda
	Name string `json:"name"`
}

type DiskInfo struct {
	// DiskIdentify
	DiskIdentify `json:"diskIdentify,omitempty"`

	// Attribute
	Attribute Attribute `json:"attribute,omitempty"`

	// Partition
	Partitions []PartitionInfo `json:"partition,omitempty"`

	// Raid
	Raid RaidInfo `json:"raid,omitempty"`
}

type DiskParser struct {
	// DiskIdentify
	*DiskIdentify
	PartitionParser
	RaidParser
	AttributeParser
}

type Event struct {
	Type    EventType
	DevPath string
	DevName string
	DevType string
}

type EventType = string

type IDiskAttribute interface {
	ParseDiskAttr() Attribute
}

type IPartition interface {
	HasPartition() bool

	ParsePartitionInfo() []PartitionInfo
}

type IRaid interface {
	HasRaid() bool

	ParseRaidInfo() RaidInfo
}

type Manager interface {
	// ListExist list all disks exist on node
	ListExist() []Event

	// Monitor monitor all disk events(e.g. add/remove/offline)
	Monitor(chan Event)
}

type PartitionInfo struct {
	// Name
	Name string

	// Size
	Size uint64

	// Label
	Label string

	// Filesystem
	Filesystem string
}

type PartitionParser struct {

	// IPartition
	IPartition
}

type RaidInfo struct {
	// HasRaid
	HasRaid bool
}

type RaidParser struct {
	// DiskIdentify Uniquely identify a disk
	DiskIdentify

	IRaid
}