sigar

type ConcreteSigar struct{}

type Cpu struct {
	User    uint64
	Nice    uint64
	Sys     uint64
	Idle    uint64
	Wait    uint64
	Irq     uint64
	SoftIrq uint64
	Stolen  uint64
}

type CpuList struct {
	List []Cpu
}

type DeviceNetworkUtilization struct {
	RxBytes          int64
	RxPackets        int64
	RxErrors         int64
	RxDroppedPackets int64
	TxBytes          int64
	TxPackets        int64
	TxErrors         int64
	TxDroppedPackets int64
}

type DiskStats struct {
	Major             int
	Minor             int
	Device            string
	ReadRequests      uint64 // Total number of reads completed successfully.
	ReadMerged        uint64 // Adjacent read requests merged in a single req.
	ReadSectors       uint64 // Total number of sectors read successfully.
	MsecRead          uint64 // Total number of ms spent by all reads.
	WriteRequests     uint64 // total number of writes completed successfully.
	WriteMerged       uint64 // Adjacent write requests merged in a single req.
	WriteSectors      uint64 // total number of sectors written successfully.
	MsecWrite         uint64 // Total number of ms spent by all writes.
	IosInProgress     uint64 // Number of actual I/O requests currently in flight.
	MsecTotal         uint64 // Amount of time during which ios_in_progress >= 1.
	MsecWeightedTotal uint64 // Measure of recent I/O completion time and backlog.
}

type FileSystem struct {
	DirName     string
	DevName     string
	TypeName    string
	SysTypeName string
	Options     string
	Flags       uint32
}

type FileSystemList struct {
	List []FileSystem
}

type FileSystemUsage struct {
	Total     uint64
	Used      uint64
	Free      uint64
	Avail     uint64
	Files     uint64
	FreeFiles uint64
}

type LoadAverage struct {
	One, Five, Fifteen float64
}

type Mem struct {
	Total      uint64
	Used       uint64
	Free       uint64
	ActualFree uint64
	ActualUsed uint64
}

type NetworkUtilization map[string]DeviceNetworkUtilization

type ProcArgs struct {
	List []string
}

type ProcExe struct {
	Name string
	Cwd  string
	Root string
}

type ProcList struct {
	List []int
}

type ProcMem struct {
	Size        uint64
	Resident    uint64
	Share       uint64
	MinorFaults uint64
	MajorFaults uint64
	PageFaults  uint64
}

type ProcState struct {
	Name      string
	State     RunState
	Ppid      int
	Tty       int
	Priority  int
	Nice      int
	Processor int
}

type ProcTime struct {
	StartTime uint64
	User      uint64
	Sys       uint64
	Total     uint64
}

type RunState byte

type Sigar interface {
	CollectCpuStats(collectionInterval time.Duration) (<-chan Cpu, chan<- struct{})
	GetLoadAverage() (LoadAverage, error)
	GetMem() (Mem, error)
	GetSwap() (Swap, error)
	GetFileSystemUsage(string) (FileSystemUsage, error)
}

type Swap struct {
	Total uint64
	Used  uint64
	Free  uint64
}

type Uptime struct {
	Length float64
}